CRM/Case/BAO/Case.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.4                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2013                                |
   7  +--------------------------------------------------------------------+
   8  | This file is a part of CiviCRM.                                    |
   9  |                                                                    |
  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  13  |                                                                    |
  14  | CiviCRM is distributed in the hope that it will be useful, but     |
  15  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  17  | See the GNU Affero General Public License for more details.        |
  18  |                                                                    |
  19  | You should have received a copy of the GNU Affero General Public   |
  20  | License and the CiviCRM Licensing Exception along                  |
  21  | with this program; if not, contact CiviCRM LLC                     |
  22  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  23  | GNU Affero General Public License or the licensing of CiviCRM,     |
  24  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  25  +--------------------------------------------------------------------+
  26 */
  27
  28 /**
  29  *
  30  * @package CRM
  31  * @copyright CiviCRM LLC (c) 2004-2013
  32  * $Id$
  33  *
  34  */
  35
  36 /**
  37  * This class contains the functions for Case Management
  38  *
  39  */
  40 class CRM_Case_BAO_Case extends CRM_Case_DAO_Case {
  41
  42   /**
  43    * static field for all the case information that we can potentially export
  44    *
  45    * @var array
  46    * @static
  47    */
  48   static $_exportableFields = NULL;
  49
  50   function __construct() {
  51     parent::__construct();
  52   }
  53
  54   /**
  55    * takes an associative array and creates a case object
  56    *
  57    * the function extract all the params it needs to initialize the create a
  58    * case object. the params array could contain additional unused name/value
  59    * pairs
  60    *
  61    * @param array $params (reference ) an assoc array of name/value pairs
  62    * @param array $ids    the array that holds all the db ids
  63    *
  64    * @return object CRM_Case_BAO_Case object
  65    * @access public
  66    * @static
  67    */
  68   static function add(&$params) {
  69     $caseDAO = new CRM_Case_DAO_Case();
  70     $caseDAO->copyValues($params);
  71     return $caseDAO->save();
  72   }
  73
  74   /**
  75    * Given the list of params in the params array, fetch the object
  76    * and store the values in the values array
  77    *
  78    * @param array $params input parameters to find object
  79    * @param array $values output values of the object
  80    * @param array $ids    the array that holds all the db ids
  81    *
  82    * @return CRM_Case_BAO_Case|null the found object or null
  83    * @access public
  84    * @static
  85    */
  86   static function &getValues(&$params, &$values, &$ids) {
  87     $case = new CRM_Case_BAO_Case();
  88
  89     $case->copyValues($params);
  90
  91     if ($case->find(TRUE)) {
  92       $ids['case'] = $case->id;
  93       CRM_Core_DAO::storeValues($case, $values);
  94       return $case;
  95     }
  96     return NULL;
  97   }
  98
  99   /**
 100    * takes an associative array and creates a case object
 101    *
 102    * @param array $params (reference ) an assoc array of name/value pairs
 103    * @param array $ids    the array that holds all the db ids
 104    *
 105    * @return object CRM_Case_BAO_Case object
 106    * @access public
 107    * @static
 108    */
 109   static function &create(&$params) {
 110     $transaction = new CRM_Core_Transaction();
 111
 112     if (!empty($params['id'])) {
 113       CRM_Utils_Hook::pre('edit', 'Case', $params['id'], $params);
 114     }
 115     else {
 116       CRM_Utils_Hook::pre('create', 'Case', NULL, $params);
 117     }
 118
 119     $case = self::add($params);
 120
 121     if (!empty($params['custom']) &&
 122       is_array($params['custom'])
 123     ) {
 124       CRM_Core_BAO_CustomValueTable::store($params['custom'], 'civicrm_case', $case->id);
 125     }
 126
 127     if (is_a($case, 'CRM_Core_Error')) {
 128       $transaction->rollback();
 129       return $case;
 130     }
 131
 132     if (!empty($params['id'])) {
 133       CRM_Utils_Hook::post('edit', 'Case', $case->id, $case);
 134     }
 135     else {
 136       CRM_Utils_Hook::post('create', 'Case', $case->id, $case);
 137     }
 138     $transaction->commit();
 139
 140     //we are not creating log for case
 141     //since case log can be tracked using log for activity.
 142     return $case;
 143   }
 144
 145   /**
 146    * Create case contact record
 147    *
 148    * @param array    case_id, contact_id
 149    *
 150    * @return object
 151    * @access public
 152    */
 153   static function addCaseToContact($params) {
 154     $caseContact = new CRM_Case_DAO_CaseContact();
 155     $caseContact->case_id = $params['case_id'];
 156     $caseContact->contact_id = $params['contact_id'];
 157     $caseContact->find(TRUE);
 158     $caseContact->save();
 159
 160     // add to recently viewed
 161     $caseType = CRM_Case_PseudoConstant::caseTypeName($caseContact->case_id, 'label');
 162     $url = CRM_Utils_System::url('civicrm/contact/view/case',
 163       "action=view&reset=1&id={$caseContact->case_id}&cid={$caseContact->contact_id}&context=home"
 164     );
 165
 166     $title = CRM_Contact_BAO_Contact::displayName($caseContact->contact_id) . ' - ' . $caseType['name'];
 167
 168     $recentOther = array();
 169     if (CRM_Core_Permission::checkActionPermission('CiviCase', CRM_Core_Action::DELETE)) {
 170       $recentOther['deleteUrl'] = CRM_Utils_System::url('civicrm/contact/view/case',
 171         "action=delete&reset=1&id={$caseContact->case_id}&cid={$caseContact->contact_id}&context=home"
 172       );
 173     }
 174
 175     // add the recently created case
 176     CRM_Utils_Recent::add($title,
 177       $url,
 178       $caseContact->case_id,
 179       'Case',
 180       $params['contact_id'],
 181       NULL,
 182       $recentOther
 183     );
 184
 185     return $caseContact;
 186   }
 187
 188   /**
 189    * Delet case contact record
 190    *
 191    * @param int    case_id
 192    *
 193    * @return Void
 194    * @access public
 195    */
 196   static function deleteCaseContact($caseID) {
 197     $caseContact = new CRM_Case_DAO_CaseContact();
 198     $caseContact->case_id = $caseID;
 199     $caseContact->delete();
 200
 201     // delete the recently created Case
 202     $caseRecent = array(
 203       'id' => $caseID,
 204       'type' => 'Case',
 205     );
 206     CRM_Utils_Recent::del($caseRecent);
 207   }
 208
 209   /**
 210    * This function is used to convert associative array names to values
 211    * and vice-versa.
 212    *
 213    * This function is used by both the web form layer and the api. Note that
 214    * the api needs the name => value conversion, also the view layer typically
 215    * requires value => name conversion
 216    */
 217   static function lookupValue(&$defaults, $property, &$lookup, $reverse) {
 218     $id = $property . '_id';
 219
 220     $src = $reverse ? $property : $id;
 221     $dst = $reverse ? $id : $property;
 222
 223     if (!array_key_exists($src, $defaults)) {
 224       return FALSE;
 225     }
 226
 227     $look = $reverse ? array_flip($lookup) : $lookup;
 228
 229     if (is_array($look)) {
 230       if (!array_key_exists($defaults[$src], $look)) {
 231         return FALSE;
 232       }
 233     }
 234     $defaults[$dst] = $look[$defaults[$src]];
 235     return TRUE;
 236   }
 237
 238   /**
 239    * Takes a bunch of params that are needed to match certain criteria and
 240    * retrieves the relevant objects. We'll tweak this function to be more
 241    * full featured over a period of time. This is the inverse function of
 242    * create.  It also stores all the retrieved values in the default array
 243    *
 244    * @param array $params   (reference ) an assoc array of name/value pairs
 245    * @param array $defaults (reference ) an assoc array to hold the name / value pairs
 246    *                        in a hierarchical manner
 247    * @param array $ids      (reference) the array that holds all the db ids
 248    *
 249    * @return object CRM_Case_BAO_Case object
 250    * @access public
 251    * @static
 252    */
 253   static function retrieve(&$params, &$defaults, &$ids) {
 254     $case = CRM_Case_BAO_Case::getValues($params, $defaults, $ids);
 255     return $case;
 256   }
 257
 258   /**
 259    * Function to process case activity add/delete
 260    * takes an associative array and
 261    *
 262    * @param array $params (reference ) an assoc array of name/value pairs
 263    *
 264    * @access public
 265    * @static
 266    */
 267   static function processCaseActivity(&$params) {
 268     $caseActivityDAO = new CRM_Case_DAO_CaseActivity();
 269     $caseActivityDAO->activity_id = $params['activity_id'];
 270     $caseActivityDAO->case_id = $params['case_id'];
 271
 272     $caseActivityDAO->find(TRUE);
 273     $caseActivityDAO->save();
 274   }
 275
 276   /**
 277    * Function to get the case subject for Activity
 278    *
 279    * @param int $activityId  activity id
 280    *
 281    * @return  case subject or null
 282    * @access public
 283    * @static
 284    */
 285   static function getCaseSubject($activityId) {
 286     $caseActivity = new CRM_Case_DAO_CaseActivity();
 287     $caseActivity->activity_id = $activityId;
 288     if ($caseActivity->find(TRUE)) {
 289       return CRM_Core_DAO::getFieldValue('CRM_Case_BAO_Case', $caseActivity->case_id, 'subject');
 290     }
 291     return NULL;
 292   }
 293
 294   /**
 295    * Function to get the case type.
 296    *
 297    * @param int $caseId
 298    *
 299    * @return  case type
 300    * @access public
 301    * @static
 302    */
 303   static function getCaseType($caseId, $colName = 'label') {
 304     $caseType = NULL;
 305     if (!$caseId) {
 306       return $caseType;
 307     }
 308
 309     $sql = "
 310     SELECT  ov.{$colName}
 311       FROM  civicrm_case ca
 312  INNER JOIN  civicrm_option_group og ON og.name='case_type'
 313  INNER JOIN  civicrm_option_value ov ON ( ca.case_type_id=ov.value AND ov.option_group_id=og.id )
 314      WHERE  ca.id = %1";
 315
 316     $params = array(1 => array($caseId, 'Integer'));
 317
 318     return CRM_Core_DAO::singleValueQuery($sql, $params);
 319   }
 320
 321   /**
 322    * Delete the record that are associated with this case
 323    * record are deleted from case
 324    *
 325    * @param  int $caseId id of the case to delete
 326    *
 327    * @return void
 328    * @access public
 329    * @static
 330    */
 331   static function deleteCase($caseId, $moveToTrash = FALSE) {
 332     CRM_Utils_Hook::pre('delete', 'Case', $caseId, CRM_Core_DAO::$_nullArray);
 333
 334     //delete activities
 335     $activities = self::getCaseActivityDates($caseId);
 336     if ($activities) {
 337       foreach ($activities as $value) {
 338         CRM_Activity_BAO_Activity::deleteActivity($value, $moveToTrash);
 339       }
 340     }
 341
 342     if (!$moveToTrash) {
 343       $transaction = new CRM_Core_Transaction();
 344     }
 345     $case = new CRM_Case_DAO_Case();
 346     $case->id = $caseId;
 347     if (!$moveToTrash) {
 348       $result = $case->delete();
 349       $transaction->commit();
 350     }
 351     else {
 352       $result = $case->is_deleted = 1;
 353       $case->save();
 354     }
 355
 356     if ($result) {
 357       // CRM-7364, disable relationships
 358       self::enableDisableCaseRelationships($caseId, FALSE);
 359
 360       CRM_Utils_Hook::post('delete', 'Case', $caseId, $case);
 361
 362       // remove case from recent items.
 363       $caseRecent = array(
 364         'id' => $caseId,
 365         'type' => 'Case',
 366       );
 367       CRM_Utils_Recent::del($caseRecent);
 368       return TRUE;
 369     }
 370
 371     return FALSE;
 372   }
 373
 374   /**
 375    * Function to enable disable case related relationships
 376    *
 377    * @param int $caseId case id
 378    * @param boolean $enable action
 379    *
 380    * @return void
 381    * @access public
 382    * @static
 383    */
 384   static function enableDisableCaseRelationships($caseId, $enable) {
 385     $contactIds = self::retrieveContactIdsByCaseId($caseId);
 386     if (!empty($contactIds)) {
 387       foreach ($contactIds as $cid) {
 388         $roles = self::getCaseRoles($cid, $caseId);
 389         if (!empty($roles)) {
 390           $relationshipIds = implode(',', array_keys($roles));
 391           $enable = (int) $enable;
 392           $query = "UPDATE civicrm_relationship SET is_active = {$enable}
 393                         WHERE id IN ( {$relationshipIds} )";
 394           CRM_Core_DAO::executeQuery($query);
 395         }
 396       }
 397     }
 398   }
 399
 400   /**
 401    * Delete the activities related to case
 402    *
 403    * @param  int $activityId id of the activity
 404    *
 405    * @return void
 406    * @access public
 407    * @static
 408    */
 409   static function deleteCaseActivity($activityId) {
 410     $case = new CRM_Case_DAO_CaseActivity();
 411     $case->activity_id = $activityId;
 412     $case->delete();
 413   }
 414
 415   /**
 416    * Retrieve contact_id by case_id
 417    *
 418    * @param int $caseId  ID of the case
 419    *
 420    * @return array
 421    * @access public
 422    *
 423    */
 424   static function retrieveContactIdsByCaseId($caseId, $contactID = NULL) {
 425     $caseContact = new CRM_Case_DAO_CaseContact();
 426     $caseContact->case_id = $caseId;
 427     $caseContact->find();
 428     $contactArray = array();
 429     $count = 1;
 430     while ($caseContact->fetch()) {
 431       if ($contactID != $caseContact->contact_id) {
 432         $contactArray[$count] = $caseContact->contact_id;
 433         $count++;
 434       }
 435     }
 436
 437     return $contactArray;
 438   }
 439
 440   /**
 441    * Look up a case using an activity ID
 442    *
 443    * @param $activity_id
 444    *
 445    * @return int, case ID
 446    */
 447   static function getCaseIdByActivityId($activityId) {
 448     $originalId = CRM_Core_DAO::singleValueQuery(
 449       'SELECT original_id FROM civicrm_activity WHERE id = %1',
 450       array('1' => array($activityId, 'Integer'))
 451     );
 452     $caseId = CRM_Core_DAO::singleValueQuery(
 453       'SELECT case_id FROM civicrm_case_activity WHERE activity_id in (%1,%2)',
 454       array(
 455         '1' => array($activityId, 'Integer'),
 456         '2' => array($originalId ? $originalId : $activityId, 'Integer'),
 457       )
 458     );
 459     return $caseId;
 460   }
 461
 462   /**
 463    * Retrieve contact names by caseId
 464    *
 465    * @param int $caseId  ID of the case
 466    *
 467    * @return array
 468    *
 469    * @access public
 470    *
 471    */
 472   static function getContactNames($caseId) {
 473     $contactNames = array();
 474     if (!$caseId) {
 475       return $contactNames;
 476     }
 477
 478     $query = "
 479     SELECT  contact_a.sort_name name,
 480             contact_a.display_name as display_name,
 481             contact_a.id cid,
 482             contact_a.birth_date as birth_date,
 483             ce.email as email,
 484             cp.phone as phone
 485       FROM  civicrm_contact contact_a
 486  LEFT JOIN  civicrm_case_contact ON civicrm_case_contact.contact_id = contact_a.id
 487  LEFT JOIN  civicrm_email ce ON ( ce.contact_id = contact_a.id AND ce.is_primary = 1)
 488  LEFT JOIN  civicrm_phone cp ON ( cp.contact_id = contact_a.id AND cp.is_primary = 1)
 489      WHERE  civicrm_case_contact.case_id = %1";
 490
 491     $dao = CRM_Core_DAO::executeQuery($query,
 492       array(1 => array($caseId, 'Integer'))
 493     );
 494     while ($dao->fetch()) {
 495       $contactNames[$dao->cid]['contact_id'] = $dao->cid;
 496       $contactNames[$dao->cid]['sort_name'] = $dao->name;
 497       $contactNames[$dao->cid]['display_name'] = $dao->display_name;
 498       $contactNames[$dao->cid]['email'] = $dao->email;
 499       $contactNames[$dao->cid]['phone'] = $dao->phone;
 500       $contactNames[$dao->cid]['birth_date'] = $dao->birth_date;
 501       $contactNames[$dao->cid]['role'] = ts('Client');
 502     }
 503
 504     return $contactNames;
 505   }
 506
 507   /**
 508    * Retrieve case_id by contact_id
 509    *
 510    * @param int $contactId      ID of the contact
 511    * @param boolean $includeDeleted include the deleted cases in result
 512    *
 513    * @return array
 514    *
 515    * @access public
 516    *
 517    */
 518   static function retrieveCaseIdsByContactId($contactID, $includeDeleted = FALSE) {
 519     $query = "
 520 SELECT ca.id as id
 521 FROM civicrm_case_contact cc
 522 INNER JOIN civicrm_case ca ON cc.case_id = ca.id
 523 WHERE cc.contact_id = %1
 524 ";
 525     if (!$includeDeleted) {
 526       $query .= " AND ca.is_deleted = 0";
 527     }
 528
 529     $params = array(1 => array($contactID, 'Integer'));
 530     $dao = CRM_Core_DAO::executeQuery($query, $params);
 531
 532     $caseArray = array();
 533     while ($dao->fetch()) {
 534       $caseArray[] = $dao->id;
 535     }
 536
 537     $dao->free();
 538     return $caseArray;
 539   }
 540
 541   static function getCaseActivityQuery($type = 'upcoming', $userID = NULL, $condition = NULL, $isDeleted = 0) {
 542     if (!$userID) {
 543       $session = CRM_Core_Session::singleton();
 544       $userID = $session->get('userID');
 545     }
 546
 547     $actStatus = array_flip(CRM_Core_PseudoConstant::activityStatus('name'));
 548     $scheduledStatusId = $actStatus['Scheduled'];
 549
 550     $query = "SELECT
 551 civicrm_case.id as case_id,
 552 civicrm_case.subject as case_subject,
 553 civicrm_contact.id as contact_id,
 554 civicrm_contact.sort_name as sort_name,
 555 civicrm_phone.phone as phone,
 556 civicrm_contact.contact_type as contact_type,
 557 civicrm_contact.contact_sub_type as contact_sub_type,
 558 t_act.activity_type_id,
 559 cov_type.label as case_type,
 560 cov_type.name as case_type_name,
 561 cov_status.label as case_status,
 562 cov_status.label as case_status_name,
 563 t_act.status_id,
 564 civicrm_case.start_date as case_start_date,
 565 case_relation_type.label_b_a as case_role, ";
 566
 567     if ($type == 'upcoming') {
 568       $query .= "
 569 t_act.desired_date as case_scheduled_activity_date,
 570 t_act.id as case_scheduled_activity_id,
 571 t_act.act_type_name as case_scheduled_activity_type_name,
 572 t_act.act_type AS case_scheduled_activity_type ";
 573     }
 574     elseif ($type == 'recent') {
 575       $query .= "
 576 t_act.desired_date as case_recent_activity_date,
 577 t_act.id as case_recent_activity_id,
 578 t_act.act_type_name as case_recent_activity_type_name,
 579 t_act.act_type AS case_recent_activity_type ";
 580     }
 581     elseif ( $type == 'any' ) {
 582       $query .=  "
 583 t_act.desired_date as case_activity_date,
 584 t_act.id as case_activity_id,
 585 t_act.act_type_name as case_activity_type_name,
 586 t_act.act_type AS case_activity_type ";
 587     }
 588
 589     $query .= " FROM civicrm_case
 590                   INNER JOIN civicrm_case_contact ON civicrm_case.id = civicrm_case_contact.case_id
 591                   INNER JOIN civicrm_contact ON civicrm_case_contact.contact_id = civicrm_contact.id ";
 592
 593     if ($type == 'upcoming') {
 594       // This gets the earliest activity per case that's scheduled within 14 days from now.
 595       // Note we have an inner select to get the min activity id in order to remove duplicates in case there are two with the same datetime.
 596       // In this case we don't really care which one, so min(id) works.
 597       // optimized in CRM-11837
 598       $query .= " INNER JOIN
 599 (
 600   SELECT case_id, act.id, activity_date_time AS desired_date, activity_type_id, status_id, aov.name AS act_type_name, aov.label AS act_type
 601   FROM (
 602     SELECT *
 603     FROM (
 604       SELECT *
 605       FROM civicrm_view_case_activity_upcoming
 606       ORDER BY activity_date_time ASC, id ASC
 607       ) AS upcomingOrdered
 608     GROUP BY case_id
 609     ) AS act
 610   LEFT JOIN civicrm_option_group aog ON aog.name='activity_type'
 611   LEFT JOIN civicrm_option_value aov ON ( aov.option_group_id = aog.id AND aov.value = act.activity_type_id )
 612 ) AS t_act
 613 ";
 614     }
 615     elseif ($type == 'recent') {
 616       // Similarly, the most recent activity in the past 14 days, and exclude scheduled.
 617       //improve query performance - CRM-10598
 618       $query .= " INNER JOIN
 619 (
 620   SELECT case_id, act.id, activity_date_time AS desired_date, activity_type_id, status_id, aov.name AS act_type_name, aov.label AS act_type
 621   FROM (
 622     SELECT *
 623     FROM (
 624       SELECT *
 625       FROM civicrm_view_case_activity_recent
 626       ORDER BY activity_date_time DESC, id ASC
 627       ) AS recentOrdered
 628     GROUP BY case_id
 629     ) AS act
 630 LEFT JOIN civicrm_option_group aog ON aog.name='activity_type'
 631   LEFT JOIN civicrm_option_value aov ON ( aov.option_group_id = aog.id AND aov.value = act.activity_type_id )
 632 ) AS t_act ";
 633     }
 634     elseif ( $type == 'any' ) {
 635       $query .= " LEFT JOIN
 636 (
 637   SELECT ca4.case_id, act4.id AS id, act4.activity_date_time AS desired_date, act4.activity_type_id, act4.status_id, aov.name AS act_type_name, aov.label AS act_type
 638   FROM civicrm_activity act4
 639   LEFT JOIN civicrm_case_activity ca4
 640     ON ca4.activity_id = act4.id
 641     AND act4.is_current_revision = 1
 642   LEFT JOIN civicrm_option_group aog
 643     ON aog.name='activity_type'
 644   LEFT JOIN civicrm_option_value aov
 645     ON aov.option_group_id = aog.id
 646     AND aov.value = act4.activity_type_id
 647 ) AS t_act";
 648     }
 649
 650     $query .= "
 651         ON t_act.case_id = civicrm_case.id
 652  LEFT JOIN civicrm_phone ON (civicrm_phone.contact_id = civicrm_contact.id AND civicrm_phone.is_primary=1)
 653  LEFT JOIN civicrm_relationship case_relationship
 654  ON ( case_relationship.contact_id_a = civicrm_case_contact.contact_id AND case_relationship.contact_id_b = {$userID}
 655       AND case_relationship.case_id = civicrm_case.id )
 656
 657  LEFT JOIN civicrm_relationship_type case_relation_type
 658  ON ( case_relation_type.id = case_relationship.relationship_type_id
 659       AND case_relation_type.id = case_relationship.relationship_type_id )
 660
 661  LEFT JOIN civicrm_option_group cog_type
 662  ON cog_type.name = 'case_type'
 663
 664  LEFT JOIN civicrm_option_value cov_type
 665  ON ( civicrm_case.case_type_id = cov_type.value
 666       AND cog_type.id = cov_type.option_group_id )
 667
 668  LEFT JOIN civicrm_option_group cog_status
 669  ON cog_status.name = 'case_status'
 670
 671  LEFT JOIN civicrm_option_value cov_status
 672  ON ( civicrm_case.status_id = cov_status.value
 673       AND cog_status.id = cov_status.option_group_id )
 674 ";
 675
 676     if ($condition) {
 677       // CRM-8749 backwards compatibility - callers of this function expect to start $condition with "AND"
 678       $query .= " WHERE (1) $condition ";
 679     }
 680
 681     if ($type == 'upcoming') {
 682       $query .= " ORDER BY case_scheduled_activity_date ASC ";
 683     }
 684     elseif ($type == 'recent') {
 685       $query .= " ORDER BY case_recent_activity_date ASC ";
 686     }
 687     elseif ( $type == 'any' ) {
 688       $query .= " ORDER BY case_activity_date ASC ";
 689     }
 690
 691     return $query;
 692   }
 693
 694   /**
 695    * Retrieve cases related to particular contact or whole contact
 696    * used in Dashboad and Tab
 697    *
 698    * @param boolean $allCases
 699    *
 700    * @param int $userID
 701    *
 702    * @param String $type /upcoming,recent,all/
 703    *
 704    * @return array     Array of Cases
 705    *
 706    * @access public
 707    *
 708    */
 709   static function getCases($allCases = TRUE, $userID = NULL, $type = 'upcoming', $context = 'dashboard') {
 710     $condition = NULL;
 711     $casesList = array();
 712
 713     //validate access for own cases.
 714     if (!self::accessCiviCase()) {
 715       return $casesList;
 716     }
 717
 718     if (!$userID) {
 719       $session = CRM_Core_Session::singleton();
 720       $userID = $session->get('userID');
 721     }
 722
 723     //validate access for all cases.
 724     if ($allCases && !CRM_Core_Permission::check('access all cases and activities')) {
 725       $allCases = FALSE;
 726     }
 727
 728
 729     $condition = " AND civicrm_case.is_deleted = 0 ";
 730
 731     if (!$allCases) {
 732       $condition .= " AND case_relationship.contact_id_b = {$userID} ";
 733     }
 734     if ( $type == 'upcoming' || $type == 'any' ) {
 735       $closedId = CRM_Core_OptionGroup::getValue('case_status', 'Closed', 'name');
 736       $condition .= "
 737 AND civicrm_case.status_id != $closedId";
 738     }
 739
 740     $query = self::getCaseActivityQuery($type, $userID, $condition);
 741
 742     $queryParams = array();
 743     $result = CRM_Core_DAO::executeQuery($query,
 744       $queryParams
 745     );
 746
 747     $caseStatus = CRM_Core_OptionGroup::values('case_status', FALSE, FALSE, FALSE, " AND v.name = 'Urgent' ");
 748
 749     $resultFields = array(
 750       'contact_id',
 751       'contact_type',
 752       'sort_name',
 753       'phone',
 754       'case_id',
 755       'case_subject',
 756       'case_type',
 757       'case_type_name',
 758       'status_id',
 759       'case_status',
 760       'case_status_name',
 761       'activity_type_id',
 762       'case_start_date',
 763       'case_role',
 764     );
 765
 766     if ($type == 'upcoming') {
 767       $resultFields[] = 'case_scheduled_activity_date';
 768       $resultFields[] = 'case_scheduled_activity_type_name';
 769       $resultFields[] = 'case_scheduled_activity_type';
 770       $resultFields[] = 'case_scheduled_activity_id';
 771     }
 772     elseif ($type == 'recent') {
 773       $resultFields[] = 'case_recent_activity_date';
 774       $resultFields[] = 'case_recent_activity_type_name';
 775       $resultFields[] = 'case_recent_activity_type';
 776       $resultFields[] = 'case_recent_activity_id';
 777     }
 778     elseif ( $type == 'any' ) {
 779       $resultFields[] = 'case_activity_date';
 780       $resultFields[] = 'case_activity_type_name';
 781       $resultFields[] = 'case_activity_type';
 782       $resultFields[] = 'case_activity_id';
 783     }
 784
 785     // we're going to use the usual actions, so doesn't make sense to duplicate definitions
 786     $actions = CRM_Case_Selector_Search::links();
 787
 788
 789     // check is the user has view/edit signer permission
 790     $permissions = array(CRM_Core_Permission::VIEW);
 791     if (CRM_Core_Permission::check('access all cases and activities') ||
 792       (!$allCases && CRM_Core_Permission::check('access my cases and activities'))
 793     ) {
 794       $permissions[] = CRM_Core_Permission::EDIT;
 795     }
 796     if (CRM_Core_Permission::check('delete in CiviCase')) {
 797       $permissions[] = CRM_Core_Permission::DELETE;
 798     }
 799     $mask = CRM_Core_Action::mask($permissions);
 800
 801     while ($result->fetch()) {
 802       foreach ($resultFields as $donCare => $field) {
 803         $casesList[$result->case_id][$field] = $result->$field;
 804         if ($field == 'contact_type') {
 805           $casesList[$result->case_id]['contact_type_icon'] = CRM_Contact_BAO_Contact_Utils::getImage($result->contact_sub_type ?
 806               $result->contact_sub_type : $result->contact_type
 807           );
 808           $casesList[$result->case_id]['action'] = CRM_Core_Action::formLink($actions['primaryActions'], $mask,
 809             array(
 810               'id' => $result->case_id,
 811               'cid' => $result->contact_id,
 812               'cxt' => $context,
 813             ),
 814             ts('more'),
 815             FALSE,
 816             'case.actions.primary',
 817             'Case',
 818             $result->case_id
 819           );
 820           $casesList[$result->case_id]['moreActions'] = CRM_Core_Action::formLink($actions['moreActions'],
 821             $mask,
 822             array(
 823               'id' => $result->case_id,
 824               'cid' => $result->contact_id,
 825               'cxt' => $context,
 826             ),
 827             ts('more'),
 828             TRUE,
 829             'case.actions.more',
 830             'Case',
 831             $result->case_id
 832           );
 833         }
 834         elseif ($field == 'case_status') {
 835           if (in_array($result->$field, $caseStatus)) {
 836             $casesList[$result->case_id]['class'] = "status-urgent";
 837           }
 838           else {
 839             $casesList[$result->case_id]['class'] = "status-normal";
 840           }
 841         }
 842       }
 843       //CRM-4510.
 844       $caseManagerContact = self::getCaseManagerContact($result->case_type_name, $result->case_id);
 845       if (!empty($caseManagerContact)) {
 846         $casesList[$result->case_id]['casemanager_id'] = CRM_Utils_Array::value('casemanager_id', $caseManagerContact);
 847         $casesList[$result->case_id]['casemanager'] = CRM_Utils_Array::value('casemanager', $caseManagerContact);
 848       }
 849
 850       //do check user permissions for edit/view activity.
 851       if (($actId = CRM_Utils_Array::value('case_scheduled_activity_id', $casesList[$result->case_id])) ||
 852         ($actId = CRM_Utils_Array::value('case_recent_activity_id', $casesList[$result->case_id]))
 853       ) {
 854         $casesList[$result->case_id]["case_{$type}_activity_editable"] = self::checkPermission($actId,
 855           'edit',
 856           $casesList[$result->case_id]['activity_type_id'], $userID
 857         );
 858         $casesList[$result->case_id]["case_{$type}_activity_viewable"] = self::checkPermission($actId,
 859           'view',
 860           $casesList[$result->case_id]['activity_type_id'], $userID
 861         );
 862       }
 863     }
 864
 865     return $casesList;
 866   }
 867
 868   /**
 869    * Function to get the summary of cases counts by type and status.
 870    */
 871   static function getCasesSummary($allCases = TRUE, $userID) {
 872     $caseSummary = array();
 873
 874     //validate access for civicase.
 875     if (!self::accessCiviCase()) {
 876       return $caseSummary;
 877     }
 878
 879     //validate access for all cases.
 880     if ($allCases && !CRM_Core_Permission::check('access all cases and activities')) {
 881       $allCases = FALSE;
 882     }
 883
 884     $caseTypes = CRM_Case_PseudoConstant::caseType();
 885     $caseStatuses = CRM_Case_PseudoConstant::caseStatus();
 886     $caseTypes = array_flip($caseTypes);
 887
 888     // get statuses as headers for the table
 889     $url = CRM_Utils_System::url('civicrm/case/search', "reset=1&force=1&all=1&status=");
 890     foreach ($caseStatuses as $key => $name) {
 891       $caseSummary['headers'][$key]['status'] = $name;
 892       $caseSummary['headers'][$key]['url'] = $url . $key;
 893     }
 894
 895     // build rows with actual data
 896     $rows = array();
 897     $myGroupByClause = $mySelectClause = $myCaseFromClause = $myCaseWhereClause = '';
 898
 899     if ($allCases) {
 900       $userID = 'null';
 901       $all = 1;
 902       $case_owner = 1;
 903     }
 904     else {
 905       $all = 0;
 906       $case_owner = 2;
 907       $myCaseWhereClause = " AND case_relationship.contact_id_b = {$userID}";
 908       $myGroupByClause = " GROUP BY CONCAT(case_relationship.case_id,'-',case_relationship.contact_id_b)";
 909     }
 910
 911     $seperator = CRM_Core_DAO::VALUE_SEPARATOR;
 912
 913     $query = "
 914 SELECT case_status.label AS case_status, status_id, case_type.label AS case_type,
 915  REPLACE(case_type_id,'{$seperator}','') AS case_type_id, case_relationship.contact_id_b
 916  FROM civicrm_case
 917  LEFT JOIN civicrm_option_group option_group_case_type ON ( option_group_case_type.name = 'case_type' )
 918  LEFT JOIN civicrm_option_value case_type ON ( civicrm_case.case_type_id = case_type.value
 919  AND option_group_case_type.id = case_type.option_group_id )
 920  LEFT JOIN civicrm_option_group option_group_case_status ON ( option_group_case_status.name = 'case_status' )
 921  LEFT JOIN civicrm_option_value case_status ON ( civicrm_case.status_id = case_status.value
 922  AND option_group_case_status.id = case_status.option_group_id )
 923  LEFT JOIN civicrm_relationship case_relationship ON ( case_relationship.case_id  = civicrm_case.id
 924  AND case_relationship.contact_id_b = {$userID})
 925  WHERE is_deleted =0
 926 {$myCaseWhereClause} {$myGroupByClause}";
 927
 928     $res = CRM_Core_DAO::executeQuery($query, CRM_Core_DAO::$_nullArray);
 929     while ($res->fetch()) {
 930       if (!empty($rows[$res->case_type]) && !empty($rows[$res->case_type][$res->case_status])) {
 931         $rows[$res->case_type][$res->case_status]['count'] = $rows[$res->case_type][$res->case_status]['count'] + 1;
 932       }
 933       else {
 934         $rows[$res->case_type][$res->case_status] = array(
 935           'count' => 1,
 936           'url' => CRM_Utils_System::url('civicrm/case/search',
 937             "reset=1&force=1&status={$res->status_id}&type={$res->case_type_id}&case_owner={$case_owner}"
 938           ),
 939         );
 940       }
 941     }
 942     $caseSummary['rows'] = array_merge($caseTypes, $rows);
 943
 944     return $caseSummary;
 945   }
 946
 947   /**
 948    * Function to get Case roles
 949    *
 950    * @param int $contactID contact id
 951    * @param int $caseID case id
 952    * @return returns case role / relationships
 953    *
 954    * @static
 955    */
 956   static function getCaseRoles($contactID, $caseID, $relationshipID = NULL) {
 957     $query = '
 958     SELECT  civicrm_relationship.id as civicrm_relationship_id,
 959             civicrm_contact.sort_name as sort_name,
 960             civicrm_email.email as email,
 961             civicrm_phone.phone as phone,
 962             civicrm_relationship.contact_id_b as civicrm_contact_id,
 963             civicrm_relationship.contact_id_a as client_id,
 964             civicrm_relationship_type.label_a_b as relation,
 965             civicrm_relationship_type.id as relation_type
 966       FROM  civicrm_relationship
 967  INNER JOIN  civicrm_relationship_type ON civicrm_relationship.relationship_type_id = civicrm_relationship_type.id
 968  INNER JOIN  civicrm_contact ON civicrm_relationship.contact_id_b = civicrm_contact.id
 969  LEFT JOIN  civicrm_phone ON (civicrm_phone.contact_id = civicrm_contact.id AND civicrm_phone.is_primary = 1)
 970  LEFT JOIN  civicrm_email ON (civicrm_email.contact_id = civicrm_contact.id )
 971      WHERE  civicrm_relationship.contact_id_a = %1 AND civicrm_relationship.case_id = %2';
 972
 973
 974     $params = array(
 975       1 => array($contactID, 'Positive'),
 976       2 => array($caseID, 'Positive'),
 977     );
 978
 979     if ($relationshipID) {
 980       $query .= ' AND civicrm_relationship.id = %3 ';
 981       $params[3] = array($relationshipID, 'Integer');
 982     }
 983     $dao = CRM_Core_DAO::executeQuery($query, $params);
 984
 985     $values = array();
 986     while ($dao->fetch()) {
 987       $rid = $dao->civicrm_relationship_id;
 988       $values[$rid]['cid'] = $dao->civicrm_contact_id;
 989       $values[$rid]['relation'] = $dao->relation;
 990       $values[$rid]['name'] = $dao->sort_name;
 991       $values[$rid]['email'] = $dao->email;
 992       $values[$rid]['phone'] = $dao->phone;
 993       $values[$rid]['relation_type'] = $dao->relation_type;
 994       $values[$rid]['rel_id'] = $dao->civicrm_relationship_id;
 995       $values[$rid]['client_id'] = $dao->client_id;
 996     }
 997
 998     $dao->free();
 999     return $values;
1000   }
1001
1002   /**
1003    * Function to get Case Activities
1004    *
1005    * @param int $caseID case id
1006    * @param array $params posted params
1007    * @param int $contactID contact id
1008    *
1009    * @return returns case activities
1010    *
1011    * @static
1012    */
1013   static function getCaseActivity($caseID, &$params, $contactID, $context = NULL, $userID = NULL, $type = NULL) {
1014     $values = array();
1015
1016     $activityContacts = CRM_Core_OptionGroup::values('activity_contacts', FALSE, FALSE, FALSE, NULL, 'name');
1017     $assigneeID = CRM_Utils_Array::key('Activity Assignees', $activityContacts);
1018     $sourceID = CRM_Utils_Array::key('Activity Source', $activityContacts);
1019     $targetID = CRM_Utils_Array::key('Activity Targets', $activityContacts);
1020
1021     // CRM-5081 - formatting the dates to omit seconds.
1022     // Note the 00 in the date format string is needed otherwise later on it thinks scheduled ones are overdue.
1023     $select = "SELECT count(ca.id) as ismultiple, ca.id as id,
1024                           ca.activity_type_id as type,
1025                           ca.activity_type_id as activity_type_id,
1026                           cc.sort_name as reporter,
1027                           cc.id as reporter_id,
1028                           acc.sort_name AS assignee,
1029                           acc.id AS assignee_id,
1030                           DATE_FORMAT(IF(ca.activity_date_time < NOW() AND ca.status_id=ov.value,
1031                             ca.activity_date_time,
1032                             DATE_ADD(NOW(), INTERVAL 1 YEAR)
1033                           ), '%Y%m%d%H%i00') as overdue_date,
1034                           DATE_FORMAT(ca.activity_date_time, '%Y%m%d%H%i00') as display_date,
1035                           ca.status_id as status,
1036                           ca.subject as subject,
1037                           ca.is_deleted as deleted,
1038                           ca.priority_id as priority,
1039                           ca.weight as weight,
1040                           GROUP_CONCAT(ef.file_id) as attachment_ids ";
1041
1042     $from = "
1043       FROM civicrm_case_activity cca
1044                   INNER JOIN civicrm_activity ca ON ca.id = cca.activity_id
1045                   INNER JOIN civicrm_activity_contact cac ON cac.activity_id = ca.id AND cac.record_type_id = {$sourceID}
1046                   INNER JOIN civicrm_contact cc ON cc.id = cac.contact_id
1047                   INNER JOIN civicrm_option_group cog ON cog.name = 'activity_type'
1048                   INNER JOIN civicrm_option_value cov ON cov.option_group_id = cog.id
1049                          AND cov.value = ca.activity_type_id AND cov.is_active = 1
1050                   LEFT JOIN civicrm_entity_file ef on ef.entity_table = 'civicrm_activity'  AND ef.entity_id = ca.id
1051                   LEFT OUTER JOIN civicrm_option_group og ON og.name = 'activity_status'
1052                   LEFT OUTER JOIN civicrm_option_value ov ON ov.option_group_id=og.id AND ov.name = 'Scheduled'
1053                   LEFT JOIN civicrm_activity_contact caa
1054                                 ON caa.activity_id = ca.id AND caa.record_type_id = {$assigneeID}
1055                   LEFT JOIN civicrm_contact acc ON acc.id = caa.contact_id  ";
1056
1057     $where = 'WHERE cca.case_id= %1
1058                     AND ca.is_current_revision = 1';
1059
1060     if (!empty($params['reporter_id'])) {
1061       $where .= " AND cac.contact_id = " . CRM_Utils_Type::escape($params['reporter_id'], 'Integer');
1062     }
1063
1064     if (!empty($params['status_id'])) {
1065       $where .= " AND ca.status_id = " . CRM_Utils_Type::escape($params['status_id'], 'Integer');
1066     }
1067
1068     if (!empty($params['activity_deleted'])) {
1069       $where .= " AND ca.is_deleted = 1";
1070     }
1071     else {
1072       $where .= " AND ca.is_deleted = 0";
1073     }
1074
1075     if (!empty($params['activity_type_id'])) {
1076       $where .= " AND ca.activity_type_id = " . CRM_Utils_Type::escape($params['activity_type_id'], 'Integer');
1077     }
1078
1079     if (!empty($params['activity_date_low'])) {
1080       $fromActivityDate = CRM_Utils_Type::escape(CRM_Utils_Date::processDate($params['activity_date_low']), 'Date');
1081     }
1082     if (!empty($params['activity_date_high'])) {
1083       $toActivityDate = CRM_Utils_Type::escape(CRM_Utils_Date::processDate($params['activity_date_high']), 'Date');
1084       $toActivityDate = $toActivityDate ? $toActivityDate + 235959 : NULL;
1085     }
1086
1087     if (!empty($fromActivityDate)) {
1088       $where .= " AND ca.activity_date_time >= '{$fromActivityDate}'";
1089     }
1090
1091     if (!empty($toActivityDate)) {
1092       $where .= " AND ca.activity_date_time <= '{$toActivityDate}'";
1093     }
1094
1095     // hack to handle to allow initial sorting to be done by query
1096     if (CRM_Utils_Array::value('sortname', $params) == 'undefined') {
1097       $params['sortname'] = NULL;
1098     }
1099
1100     if (CRM_Utils_Array::value('sortorder', $params) == 'undefined') {
1101       $params['sortorder'] = NULL;
1102     }
1103
1104     $sortname = CRM_Utils_Array::value('sortname', $params);
1105     $sortorder = CRM_Utils_Array::value('sortorder', $params);
1106
1107     $groupBy = " GROUP BY ca.id ";
1108
1109     if (!$sortname AND !$sortorder) {
1110       // CRM-5081 - added id to act like creation date
1111       $orderBy = " ORDER BY overdue_date ASC, display_date DESC, weight DESC";
1112     }
1113     else {
1114       $sort = "{$sortname} {$sortorder}";
1115       $sort = CRM_Utils_Type::escape($sort, 'String');
1116       $orderBy = " ORDER BY $sort ";
1117       if ($sortname != 'display_date') {
1118         $orderBy .= ', display_date DESC';
1119       }
1120     }
1121
1122     $page = CRM_Utils_Array::value('page', $params);
1123     $rp = CRM_Utils_Array::value('rp', $params);
1124
1125     if (!$page) {
1126       $page = 1;
1127     }
1128     if (!$rp) {
1129       $rp = 10;
1130     }
1131
1132     $start = (($page - 1) * $rp);
1133     $query = $select . $from . $where . $groupBy . $orderBy;
1134
1135     $params = array(1 => array($caseID, 'Integer'));
1136     $dao = CRM_Core_DAO::executeQuery($query, $params);
1137     $params['total'] = $dao->N;
1138
1139     //FIXME: need to optimize/cache these queries
1140     $limit = " LIMIT $start, $rp";
1141     $query .= $limit;
1142
1143     //EXIT;
1144     $dao = CRM_Core_DAO::executeQuery($query, $params);
1145
1146
1147     $activityTypes = CRM_Case_PseudoConstant::caseActivityType(FALSE, TRUE);
1148     $activityStatus = CRM_Core_PseudoConstant::activityStatus();
1149     $activityPriority = CRM_Core_PseudoConstant::get('CRM_Activity_DAO_Activity', 'priority_id');
1150
1151     $url = CRM_Utils_System::url("civicrm/case/activity",
1152       "reset=1&cid={$contactID}&caseid={$caseID}", FALSE, NULL, FALSE
1153     );
1154
1155     $contextUrl = '';
1156     if ($context == 'fulltext') {
1157       $contextUrl = "&context={$context}";
1158     }
1159     $editUrl = "{$url}&action=update{$contextUrl}";
1160     $deleteUrl = "{$url}&action=delete{$contextUrl}";
1161     $restoreUrl = "{$url}&action=renew{$contextUrl}";
1162     $viewTitle = ts('View this activity.');
1163     $statusTitle = ts('Edit status');
1164
1165     $emailActivityTypeIDs = array(
1166       'Email' => CRM_Core_OptionGroup::getValue('activity_type',
1167         'Email',
1168         'name'
1169       ),
1170       'Inbound Email' => CRM_Core_OptionGroup::getValue('activity_type',
1171         'Inbound Email',
1172         'name'
1173       ),
1174     );
1175
1176     $emailActivityTypeIDs = array(
1177       'Email' => CRM_Core_OptionGroup::getValue('activity_type',
1178         'Email',
1179         'name'
1180       ),
1181       'Inbound Email' => CRM_Core_OptionGroup::getValue('activity_type',
1182         'Inbound Email',
1183         'name'
1184       ),
1185     );
1186
1187     $caseDeleted = CRM_Core_DAO::getFieldValue('CRM_Case_DAO_Case', $caseID, 'is_deleted');
1188
1189     // define statuses which are handled like Completed status (others are assumed to be handled like Scheduled status)
1190     $compStatusValues = array();
1191     $compStatusNames = array('Completed', 'Left Message', 'Cancelled', 'Unreachable', 'Not Required');
1192     foreach ($compStatusNames as $name) {
1193       $compStatusValues[] = CRM_Core_OptionGroup::getValue('activity_status', $name, 'name');
1194     }
1195     $contactViewUrl = CRM_Utils_System::url("civicrm/contact/view",
1196       "reset=1&cid=", FALSE, NULL, FALSE
1197     );
1198     $hasViewContact = CRM_Core_Permission::giveMeAllACLs();
1199     $clientIds = self::retrieveContactIdsByCaseId($caseID);
1200
1201     if (!$userID) {
1202       $session = CRM_Core_Session::singleton();
1203       $userID = $session->get('userID');
1204     }
1205
1206     while ($dao->fetch()) {
1207
1208       $allowView = self::checkPermission($dao->id, 'view', $dao->activity_type_id, $userID);
1209       $allowEdit = self::checkPermission($dao->id, 'edit', $dao->activity_type_id, $userID);
1210       $allowDelete = self::checkPermission($dao->id, 'delete', $dao->activity_type_id, $userID);
1211
1212       //do not have sufficient permission
1213       //to access given case activity record.
1214       if (!$allowView && !$allowEdit && !$allowDelete) {
1215         continue;
1216       }
1217
1218       $values[$dao->id]['id'] = $dao->id;
1219       $values[$dao->id]['type'] = $activityTypes[$dao->type]['label'];
1220
1221       $reporterName = $dao->reporter;
1222       if ($hasViewContact) {
1223         $reporterName = '<a href="' . $contactViewUrl . $dao->reporter_id . '">' . $dao->reporter . '</a>';
1224       }
1225       $values[$dao->id]['reporter'] = $reporterName;
1226       $targetNames = CRM_Activity_BAO_ActivityContact::getNames($dao->id, $targetID);
1227       $targetContactUrls = $withContacts = array();
1228       foreach ($targetNames as $targetId => $targetName) {
1229         if (!in_array($targetId, $clientIds)) {
1230           $withContacts[$targetId] = $targetName;
1231         }
1232       }
1233       foreach ($withContacts as $cid => $name) {
1234         if ($hasViewContact) {
1235           $name = '<a href="' . $contactViewUrl . $cid . '">' . $name . '</a>';
1236         }
1237         $targetContactUrls[] = $name;
1238       }
1239       $values[$dao->id]['with_contacts'] = implode('; ', $targetContactUrls);
1240
1241       $values[$dao->id]['display_date'] = CRM_Utils_Date::customFormat($dao->display_date);
1242       $values[$dao->id]['status'] = $activityStatus[$dao->status];
1243
1244       //check for view activity.
1245       $subject = (empty($dao->subject)) ? '(' . ts('no subject') . ')' : $dao->subject;
1246       if ($allowView) {
1247         $subject = '<a href="javascript:' . $type . 'viewActivity(' . $dao->id . ',' . $contactID . ',' . '\'' . $type . '\' );" title=\'' . $viewTitle . '\'>' . $subject . '</a>';
1248       }
1249       $values[$dao->id]['subject'] = $subject;
1250
1251       // add activity assignee to activity selector. CRM-4485.
1252       if (isset($dao->assignee)) {
1253         if ($dao->ismultiple == 1) {
1254           if ($dao->reporter_id != $dao->assignee_id) {
1255             $values[$dao->id]['reporter'] .= ($hasViewContact) ? ' / ' . "<a href='{$contactViewUrl}{$dao->assignee_id}'>$dao->assignee</a>" : ' / ' . $dao->assignee;
1256           }
1257           $values[$dao->id]['assignee'] = $dao->assignee;
1258         }
1259         else {
1260           $values[$dao->id]['reporter'] .= ' / ' . ts('(multiple)');
1261         }
1262       }
1263       $url = "";
1264       $additionalUrl = "&id={$dao->id}";
1265       if (!$dao->deleted) {
1266         //hide edit link of activity type email.CRM-4530.
1267         if (!in_array($dao->type, $emailActivityTypeIDs)) {
1268           //hide Edit link if activity type is NOT editable (special case activities).CRM-5871
1269           if ($allowEdit) {
1270             $url = '<a href="' . $editUrl . $additionalUrl . '">' . ts('Edit') . '</a> ';
1271           }
1272         }
1273         if ($allowDelete) {
1274           if (!empty($url)) {
1275             $url .= " | ";
1276           }
1277           $url .= '<a href="' . $deleteUrl . $additionalUrl . '">' . ts('Delete') . '</a>';
1278         }
1279       }
1280       elseif (!$caseDeleted) {
1281         $url = '<a href="' . $restoreUrl . $additionalUrl . '">' . ts('Restore') . '</a>';
1282         $values[$dao->id]['status'] = $values[$dao->id]['status'] . '<br /> (deleted)';
1283       }
1284
1285       //check for operations.
1286       if (self::checkPermission($dao->id, 'Move To Case', $dao->activity_type_id)) {
1287         $url .= " | " . '<a href="#" onClick="Javascript:fileOnCase( \'move\',' . $dao->id . ', ' . $caseID . ' ); return false;">' . ts('Move To Case') . '</a> ';
1288       }
1289       if (self::checkPermission($dao->id, 'Copy To Case', $dao->activity_type_id)) {
1290         $url .= " | " . '<a href="#" onClick="Javascript:fileOnCase( \'copy\',' . $dao->id . ',' . $caseID . ' ); return false;">' . ts('Copy To Case') . '</a> ';
1291       }
1292       // if there are file attachments we will return how many and, if only one, add a link to it
1293       if (!empty($dao->attachment_ids)) {
1294         $attachmentIDs = explode(',', $dao->attachment_ids);
1295         $values[$dao->id]['no_attachments'] = count($attachmentIDs);
1296         if ($values[$dao->id]['no_attachments'] == 1) {
1297           // if there is only one it's easy to do a link - otherwise just flag it
1298           $attachmentViewUrl = CRM_Utils_System::url(
1299             "civicrm/file",
1300             "reset=1&eid=" . $dao->id . "&id=" . $dao->attachment_ids,
1301             FALSE,
1302             NULL,
1303             FALSE
1304           );
1305           $url .= " | " . "<a href=$attachmentViewUrl >" . ts('View Attachment') . '</a> ';
1306         }
1307       }
1308
1309
1310       $values[$dao->id]['links'] = $url;
1311       $values[$dao->id]['class'] = "";
1312
1313       if (!empty($dao->priority)) {
1314         if ($dao->priority == CRM_Core_OptionGroup::getValue('priority', 'Urgent', 'name')) {
1315           $values[$dao->id]['class'] = $values[$dao->id]['class'] . "priority-urgent ";
1316         }
1317         elseif ($dao->priority == CRM_Core_OptionGroup::getValue('priority', 'Low', 'name')) {
1318           $values[$dao->id]['class'] = $values[$dao->id]['class'] . "priority-low ";
1319         }
1320       }
1321
1322       if (CRM_Utils_Array::crmInArray($dao->status, $compStatusValues)) {
1323         $values[$dao->id]['class'] = $values[$dao->id]['class'] . " status-completed";
1324       }
1325       else {
1326         if (CRM_Utils_Date::overdue($dao->display_date)) {
1327           $values[$dao->id]['class'] = $values[$dao->id]['class'] . " status-overdue";
1328         }
1329         else {
1330           $values[$dao->id]['class'] = $values[$dao->id]['class'] . " status-scheduled";
1331         }
1332       }
1333
1334       if ($allowEdit) {
1335         $values[$dao->id]['status'] = '<a class="crm-activity-status crm-activity-status-' . $dao->id . ' ' . $values[$dao->id]['class'] . ' crm-activity-change-status crm-editable-enabled" activity_id=' . $dao->id . ' current_status=' . $dao->status . ' case_id=' . $caseID . '" href="#" title=\'' . $statusTitle . '\'>' . $values[$dao->id]['status'] . '</a>';
1336       }
1337     }
1338     $dao->free();
1339
1340     return $values;
1341   }
1342
1343   /**
1344    * Function to get Case Related Contacts
1345    *
1346    * @param int $caseID case id
1347    * @param boolean $skipDetails if true include details of contacts
1348    *
1349    * @return returns $searchRows array of returnproperties
1350    *
1351    * @static
1352    */
1353   static function getRelatedContacts($caseID, $skipDetails = FALSE) {
1354     $values = array();
1355     $query = 'SELECT cc.display_name as name, cc.sort_name as sort_name, cc.id, crt.label_b_a as role, ce.email
1356  FROM civicrm_relationship cr
1357  LEFT JOIN civicrm_relationship_type crt ON crt.id = cr.relationship_type_id
1358  LEFT JOIN civicrm_contact cc ON cc.id = cr.contact_id_b
1359  LEFT JOIN civicrm_email   ce ON ce.contact_id = cc.id
1360  WHERE cr.case_id =  %1 AND ce.is_primary= 1
1361  GROUP BY cc.id';
1362
1363     $params = array(1 => array($caseID, 'Integer'));
1364     $dao = CRM_Core_DAO::executeQuery($query, $params);
1365
1366     while ($dao->fetch()) {
1367       if ($skipDetails) {
1368         $values[$dao->id] = 1;
1369       }
1370       else {
1371         $values[] = array(
1372           'contact_id' => $dao->id,
1373           'display_name' => $dao->name,
1374           'sort_name' => $dao->sort_name,
1375           'role' => $dao->role,
1376           'email' => $dao->email,
1377         );
1378       }
1379     }
1380     $dao->free();
1381
1382     return $values;
1383   }
1384
1385   /**
1386    * Function that sends e-mail copy of activity
1387    *
1388    * @param int $activityId activity Id
1389    * @param array $contacts array of related contact
1390    *
1391    * @return void
1392    * @access public
1393    */
1394   static function sendActivityCopy($clientId, $activityId, $contacts, $attachments = NULL, $caseId) {
1395     if (!$activityId) {
1396       return;
1397     }
1398
1399     $tplParams = $activityInfo = array();
1400     //if its a case activity
1401     if ($caseId) {
1402       $activityTypeId = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $activityId, 'activity_type_id');
1403       $nonCaseActivityTypes = CRM_Core_PseudoConstant::activityType();
1404       if (!empty($nonCaseActivityTypes[$activityTypeId])) {
1405         $anyActivity = TRUE;
1406       }
1407       else {
1408         $anyActivity = FALSE;
1409       }
1410       $tplParams['isCaseActivity'] = 1;
1411       $tplParams['client_id'] = $clientId;
1412     }
1413     else {
1414       $anyActivity = TRUE;
1415     }
1416
1417     $xmlProcessorProcess = new CRM_Case_XMLProcessor_Process();
1418     $isRedact = $xmlProcessorProcess->getRedactActivityEmail();
1419
1420     $xmlProcessorReport = new CRM_Case_XMLProcessor_Report();
1421
1422     $activityInfo = $xmlProcessorReport->getActivityInfo($clientId, $activityId, $anyActivity, $isRedact);
1423     if ($caseId) {
1424       $activityInfo['fields'][] = array('label' => 'Case ID', 'type' => 'String', 'value' => $caseId);
1425     }
1426     $tplParams['activity'] = $activityInfo;
1427     foreach ($tplParams['activity']['fields'] as $k => $val) {
1428       if (CRM_Utils_Array::value('label', $val) == ts('Subject')) {
1429         $activitySubject = $val['value'];
1430         break;
1431       }
1432     }
1433     $session = CRM_Core_Session::singleton();
1434     // CRM-8926 If user is not logged in, use the activity creator as userID
1435     if (!($userID = $session->get('userID'))) {
1436       $userID = CRM_Activity_BAO_Activity::getSourceContactID($activityId);
1437     }
1438
1439     //also create activities simultaneously of this copy.
1440     $activityParams = array();
1441
1442     $activityParams['source_record_id'] = $activityId;
1443     $activityParams['source_contact_id'] = $userID;
1444     $activityParams['activity_type_id'] = CRM_Core_OptionGroup::getValue('activity_type', 'Email', 'name');
1445     $activityParams['activity_date_time'] = date('YmdHis');
1446     $activityParams['status_id'] = CRM_Core_OptionGroup::getValue('activity_status', 'Completed', 'name');
1447     $activityParams['medium_id'] = CRM_Core_OptionGroup::getValue('encounter_medium', 'email', 'name');
1448     $activityParams['case_id'] = $caseId;
1449     $activityParams['is_auto'] = 0;
1450     $activityParams['target_id'] = $clientId;
1451
1452     $tplParams['activitySubject'] = $activitySubject;
1453
1454     // if it’s a case activity, add hashed id to the template (CRM-5916)
1455     if ($caseId) {
1456       $tplParams['idHash'] = substr(sha1(CIVICRM_SITE_KEY . $caseId), 0, 7);
1457     }
1458
1459     $result = array();
1460     list($name, $address) = CRM_Contact_BAO_Contact_Location::getEmailDetails($userID);
1461
1462     $receiptFrom = "$name <$address>";
1463
1464     $recordedActivityParams = array();
1465
1466     foreach ($contacts as $mail => $info) {
1467       $tplParams['contact'] = $info;
1468       self::buildPermissionLinks($tplParams, $activityParams);
1469
1470       $displayName = CRM_Utils_Array::value('display_name', $info);
1471
1472       list($result[CRM_Utils_Array::value('contact_id', $info)], $subject, $message, $html) = CRM_Core_BAO_MessageTemplate::sendTemplate(
1473         array(
1474           'groupName' => 'msg_tpl_workflow_case',
1475           'valueName' => 'case_activity',
1476           'contactId' => CRM_Utils_Array::value('contact_id', $info),
1477           'tplParams' => $tplParams,
1478           'from' => $receiptFrom,
1479           'toName' => $displayName,
1480           'toEmail' => $mail,
1481           'attachments' => $attachments,
1482         )
1483       );
1484
1485       $activityParams['subject'] = $activitySubject . ' - copy sent to ' . $displayName;
1486       $activityParams['details'] = $message;
1487
1488       if (!empty($result[$info['contact_id']])) {
1489         /*
1490          * Really only need to record one activity with all the targets combined.
1491          * Originally the template was going to possibly have different content, e.g. depending on permissions,
1492          * but it's always the same content at the moment.
1493          */
1494         if (empty($recordedActivityParams)) {
1495           $recordedActivityParams = $activityParams;
1496         }
1497         else {
1498           $recordedActivityParams['subject'] .= "; $displayName";
1499         }
1500         $recordedActivityParams['target_contact_id'][] = $info['contact_id'];
1501       }
1502       else {
1503         unset($result[CRM_Utils_Array::value('contact_id', $info)]);
1504       }
1505     }
1506
1507     if (!empty($recordedActivityParams)) {
1508       $activity = CRM_Activity_BAO_Activity::create($recordedActivityParams);
1509
1510       //create case_activity record if its case activity.
1511       if ($caseId) {
1512         $caseParams = array(
1513           'activity_id' => $activity->id,
1514           'case_id' => $caseId,
1515         );
1516         self::processCaseActivity($caseParams);
1517       }
1518     }
1519
1520     return $result;
1521   }
1522
1523   /**
1524    * Retrieve count of activities having a particular type, and
1525    * associated with a particular case.
1526    *
1527    * @param int $caseId          ID of the case
1528    * @param int $activityTypeId  ID of the activity type
1529    *
1530    * @return array
1531    *
1532    * @access public
1533    *
1534    */
1535   static function getCaseActivityCount($caseId, $activityTypeId) {
1536     $queryParam = array(
1537       1 => array($caseId, 'Integer'),
1538       2 => array($activityTypeId, 'Integer'),
1539     );
1540     $query = "SELECT count(ca.id) as countact
1541  FROM       civicrm_activity ca
1542  INNER JOIN civicrm_case_activity cca ON ca.id = cca.activity_id
1543  WHERE      ca.activity_type_id = %2
1544  AND       cca.case_id = %1
1545  AND        ca.is_deleted = 0";
1546
1547     $dao = CRM_Core_DAO::executeQuery($query, $queryParam);
1548     if ($dao->fetch()) {
1549       return $dao->countact;
1550     }
1551
1552     return FALSE;
1553   }
1554
1555   /**
1556    * Create an activity for a case via email
1557    *
1558    * @param int $file   email sent
1559    *
1560    * @return $activity object of newly creted activity via email
1561    *
1562    * @access public
1563    *
1564    */
1565   static function recordActivityViaEmail($file) {
1566     if (!file_exists($file) ||
1567       !is_readable($file)
1568     ) {
1569       return CRM_Core_Error::fatal(ts('File %1 does not exist or is not readable',
1570         array(1 => $file)
1571       ));
1572     }
1573
1574     $result = CRM_Utils_Mail_Incoming::parse($file);
1575     if ($result['is_error']) {
1576       return $result;
1577     }
1578
1579     foreach ($result['to'] as $to) {
1580       $caseId = NULL;
1581
1582       $emailPattern = '/^([A-Z0-9._%+-]+)\+([\d]+)@[A-Z0-9.-]+\.[A-Z]{2,4}$/i';
1583       $replacement = preg_replace($emailPattern, '$2', $to['email']);
1584
1585       if ($replacement !== $to['email']) {
1586         $caseId = $replacement;
1587         //if caseId is invalid, return as error file
1588         if (!CRM_Core_DAO::getFieldValue('CRM_Case_DAO_Case', $caseId, 'id')) {
1589           return CRM_Core_Error::createAPIError(ts('Invalid case ID ( %1 ) in TO: field.',
1590             array(1 => $caseId)
1591           ));
1592         }
1593       }
1594       else {
1595         continue;
1596       }
1597
1598       // TODO: May want to replace this with a call to getRelatedAndGlobalContacts() when this feature is revisited.
1599       // (Or for efficiency call the global one outside the loop and then union with this each time.)
1600       $contactDetails = self::getRelatedContacts($caseId, TRUE);
1601
1602       if (!empty($contactDetails[$result['from']['id']])) {
1603         $params = array();
1604         $params['subject'] = $result['subject'];
1605         $params['activity_date_time'] = $result['date'];
1606         $params['details'] = $result['body'];
1607         $params['source_contact_id'] = $result['from']['id'];
1608         $params['status_id'] = CRM_Core_OptionGroup::getValue('activity_status',
1609           'Completed',
1610           'name'
1611         );
1612
1613         $details = CRM_Case_PseudoConstant::caseActivityType();
1614         $matches = array();
1615         preg_match('/^\W+([a-zA-Z0-9_ ]+)(\W+)?\n/i',
1616           $result['body'], $matches
1617         );
1618
1619         if (!empty($matches) && isset($matches[1])) {
1620           $activityType = trim($matches[1]);
1621           if (isset($details[$activityType])) {
1622             $params['activity_type_id'] = $details[$activityType]['id'];
1623           }
1624         }
1625         if (!isset($params['activity_type_id'])) {
1626           $params['activity_type_id'] = CRM_Core_OptionGroup::getValue('activity_type', 'Inbound Email', 'name');
1627         }
1628
1629         // create activity
1630         $activity = CRM_Activity_BAO_Activity::create($params);
1631
1632         $caseParams = array(
1633           'activity_id' => $activity->id,
1634           'case_id' => $caseId,
1635         );
1636         self::processCaseActivity($caseParams);
1637       }
1638       else {
1639         return CRM_Core_Error::createAPIError(ts('FROM email contact %1 doesn\'t have a relationship to the referenced case.',
1640           array(1 => $result['from']['email'])
1641         ));
1642       }
1643     }
1644   }
1645
1646   /**
1647    * Function to retrieve the scheduled activity type and date
1648    *
1649    * @param  array $cases  Array of contact and case id
1650    *
1651    * @return array  $activityInfo Array of scheduled activity type and date
1652    *
1653    * @access public
1654    *
1655    * @static
1656    */
1657   static function getNextScheduledActivity($cases, $type = 'upcoming') {
1658     $session = CRM_Core_Session::singleton();
1659     $userID = $session->get('userID');
1660
1661     $caseID = implode(',', $cases['case_id']);
1662     $contactID = implode(',', $cases['contact_id']);
1663
1664     $condition = "
1665  AND civicrm_case_contact.contact_id IN( {$contactID} )
1666  AND civicrm_case.id IN( {$caseID})
1667  AND civicrm_case.is_deleted     = {$cases['case_deleted']}";
1668
1669     $query = self::getCaseActivityQuery($type, $userID, $condition, $cases['case_deleted']);
1670
1671     $res = CRM_Core_DAO::executeQuery($query, CRM_Core_DAO::$_nullArray);
1672
1673     $activityInfo = array();
1674     while ($res->fetch()) {
1675       if ($type == 'upcoming') {
1676         $activityInfo[$res->case_id]['date'] = $res->case_scheduled_activity_date;
1677         $activityInfo[$res->case_id]['type'] = $res->case_scheduled_activity_type;
1678       }
1679       else {
1680         $activityInfo[$res->case_id]['date'] = $res->case_recent_activity_date;
1681         $activityInfo[$res->case_id]['type'] = $res->case_recent_activity_type;
1682       }
1683     }
1684
1685     return $activityInfo;
1686   }
1687
1688   /**
1689    * combine all the exportable fields from the lower levels object
1690    *
1691    * @return array array of exportable Fields
1692    * @access public
1693    * @static
1694    */
1695   static function &exportableFields() {
1696     if (!self::$_exportableFields) {
1697       if (!self::$_exportableFields) {
1698         self::$_exportableFields = array();
1699       }
1700
1701       $fields = CRM_Case_DAO_Case::export();
1702       $fields['case_role'] = array('title' => ts('Role in Case'));
1703       $fields['case_type'] = array(
1704         'title' => ts('Case Type'),
1705         'name' => 'case_type',
1706       );
1707       $fields['case_status'] = array(
1708         'title' => ts('Case Status'),
1709         'name' => 'case_status',
1710       );
1711
1712       self::$_exportableFields = $fields;
1713     }
1714     return self::$_exportableFields;
1715   }
1716
1717   /**
1718    * Restore the record that are associated with this case
1719    *
1720    * @param  int $caseId id of the case to restore
1721    *
1722    * @return true if success.
1723    * @access public
1724    * @static
1725    */
1726   static function restoreCase($caseId) {
1727     //restore activities
1728     $activities = self::getCaseActivityDates($caseId);
1729     if ($activities) {
1730       foreach ($activities as $value) {
1731         CRM_Activity_BAO_Activity::restoreActivity($value);
1732       }
1733     }
1734     //restore case
1735     $case = new CRM_Case_DAO_Case();
1736     $case->id = $caseId;
1737     $case->is_deleted = 0;
1738     $case->save();
1739
1740     //CRM-7364, enable relationships
1741     self::enableDisableCaseRelationships($caseId, TRUE);
1742     return TRUE;
1743   }
1744
1745   static function getGlobalContacts(&$groupInfo, $sort = NULL, $showLinks = NULL, $returnOnlyCount = FALSE, $offset = 0, $rowCount = 25) {
1746     $globalContacts = array();
1747
1748     $settingsProcessor = new CRM_Case_XMLProcessor_Settings();
1749     $settings = $settingsProcessor->run();
1750     if (!empty($settings)) {
1751       $groupInfo['name'] = $settings['groupname'];
1752       if ($groupInfo['name']) {
1753         $searchParams = array('name' => $groupInfo['name']);
1754         $results = array();
1755         CRM_Contact_BAO_Group::retrieve($searchParams, $results);
1756         if ($results) {
1757           $groupInfo['id'] = $results['id'];
1758           $groupInfo['title'] = $results['title'];
1759           $params = array(array('group', 'IN', array($groupInfo['id'] => 1), 0, 0));
1760           $return = array('sort_name' => 1, 'display_name' => 1, 'email' => 1, 'phone' => 1);
1761           $return = array('contact_id' => 1, 'sort_name' => 1, 'display_name' => 1, 'email' => 1, 'phone' => 1);
1762           list($globalContacts, $_) = CRM_Contact_BAO_Query::apiQuery($params, $return, NULL, $sort, $offset, $rowCount, TRUE, $returnOnlyCount);
1763
1764           if ($returnOnlyCount) {
1765             return $globalContacts;
1766           }
1767
1768           if ($showLinks) {
1769             foreach ($globalContacts as $idx => $contact) {
1770               $globalContacts[$idx]['sort_name'] = '<a href="' . $contactViewUrl . $contact['contact_id'] . '">' . $contact['sort_name'] . '</a>';
1771             }
1772           }
1773         }
1774       }
1775     }
1776     return $globalContacts;
1777   }
1778
1779   /*
1780    * Convenience function to get both case contacts and global in one array
1781    */
1782   static function getRelatedAndGlobalContacts($caseId) {
1783     $relatedContacts = self::getRelatedContacts($caseId);
1784
1785     $groupInfo = array();
1786     $globalContacts = self::getGlobalContacts($groupInfo);
1787
1788     //unset values which are not required.
1789     foreach ($globalContacts as $k => & $v) {
1790       unset($v['email_id']);
1791       unset($v['group_contact_id']);
1792       unset($v['status']);
1793       unset($v['phone']);
1794       $v['role'] = $groupInfo['title'];
1795     }
1796     //include multiple listings for the same contact/different roles.
1797     $relatedGlobalContacts = array_merge($relatedContacts, $globalContacts);
1798     return $relatedGlobalContacts;
1799   }
1800
1801   /**
1802    * Function to get Case ActivitiesDueDates with given criteria.
1803    *
1804    * @param int $caseID case id
1805    * @param array $criteriaParams given criteria
1806    * @param boolean $latestDate if set newest or oldest date is selceted.
1807    *
1808    * @return returns case activities due dates
1809    *
1810    * @static
1811    */
1812   static function getCaseActivityDates($caseID, $criteriaParams = array(), $latestDate = FALSE) {
1813     $values = array();
1814     $selectDate = " ca.activity_date_time";
1815     $where = $groupBy = ' ';
1816
1817     if (!$caseID) {
1818       return;
1819     }
1820
1821     if ($latestDate) {
1822       if (!empty($criteriaParams['activity_type_id'])) {
1823         $where .= " AND ca.activity_type_id    = " . CRM_Utils_Type::escape($criteriaParams['activity_type_id'], 'Integer');
1824         $where .= " AND ca.is_current_revision = 1";
1825         $groupBy .= " GROUP BY ca.activity_type_id";
1826       }
1827
1828       if (!empty($criteriaParams['newest'])) {
1829         $selectDate = " max(ca.activity_date_time) ";
1830       }
1831       else {
1832         $selectDate = " min(ca.activity_date_time) ";
1833       }
1834     }
1835
1836     $query = "SELECT ca.id, {$selectDate} as activity_date
1837                   FROM civicrm_activity ca
1838                   LEFT JOIN civicrm_case_activity cca ON cca.activity_id = ca.id LEFT JOIN civicrm_case cc ON cc.id = cca.case_id
1839                   WHERE cc.id = %1 {$where} {$groupBy}";
1840
1841     $params = array(1 => array($caseID, 'Integer'));
1842     $dao = CRM_Core_DAO::executeQuery($query, $params);
1843
1844     while ($dao->fetch()) {
1845       $values[$dao->id]['id'] = $dao->id;
1846       $values[$dao->id]['activity_date'] = $dao->activity_date;
1847     }
1848     $dao->free();
1849     return $values;
1850   }
1851
1852   /**
1853    * Function to create activities when Case or Other roles assigned/modified/deleted.
1854    *
1855    * @param int $caseID case id
1856    * @param int $relationshipId relationship id
1857    * @param int $relContactId case role assignee contactId.
1858    *
1859    * @return void on success creates activity and case activity
1860    *
1861    * @static
1862    */
1863   static function createCaseRoleActivity($caseId, $relationshipId, $relContactId = NULL, $contactId = NULL) {
1864     if (!$caseId || !$relationshipId || empty($relationshipId)) {
1865       return;
1866     }
1867
1868     $queryParam = array();
1869     if (is_array($relationshipId)) {
1870       $relationshipId = implode(',', $relationshipId);
1871       $relationshipClause = " civicrm_relationship.id IN ($relationshipId)";
1872     }
1873     else {
1874       $relationshipClause = " civicrm_relationship.id = %1";
1875       $queryParam[1] = array($relationshipId, 'Positive');
1876     }
1877
1878     $query = "
1879    SELECT  cc.display_name as clientName,
1880            cca.display_name as  assigneeContactName,
1881            civicrm_relationship.case_id as caseId,
1882            civicrm_relationship_type.label_a_b as relation_a_b,
1883            civicrm_relationship_type.label_b_a as relation_b_a,
1884            civicrm_relationship.contact_id_b as rel_contact_id,
1885            civicrm_relationship.contact_id_a as assign_contact_id
1886      FROM  civicrm_relationship_type,  civicrm_relationship
1887  LEFT JOIN  civicrm_contact cc  ON cc.id  = civicrm_relationship.contact_id_b
1888  LEFT JOIN  civicrm_contact cca ON cca.id = civicrm_relationship.contact_id_a
1889     WHERE  civicrm_relationship.relationship_type_id = civicrm_relationship_type.id AND {$relationshipClause}";
1890
1891     $dao = CRM_Core_DAO::executeQuery($query, $queryParam);
1892
1893     while ($dao->fetch()) {
1894       //to get valid assignee contact(s).
1895       if (isset($dao->caseId) || $dao->rel_contact_id != $contactId) {
1896         $caseRelationship = $dao->relation_a_b;
1897         $assigneContactName = $dao->clientName;
1898         $assigneContactIds[$dao->rel_contact_id] = $dao->rel_contact_id;
1899       }
1900       else {
1901         $caseRelationship = $dao->relation_b_a;
1902         $assigneContactName = $dao->assigneeContactName;
1903         $assigneContactIds[$dao->assign_contact_id] = $dao->assign_contact_id;
1904       }
1905     }
1906
1907     $session = CRM_Core_Session::singleton();
1908     $activityParams = array(
1909       'source_contact_id' => $session->get('userID'),
1910       'subject' => $caseRelationship . ' : ' . $assigneContactName,
1911       'activity_date_time' => date('YmdHis'),
1912       'status_id' => CRM_Core_OptionGroup::getValue('activity_status', 'Completed', 'name'),
1913     );
1914
1915     //if $relContactId is passed, role is added or modified.
1916     if (!empty($relContactId)) {
1917       $activityParams['assignee_contact_id'] = $assigneContactIds;
1918
1919       $activityTypeID = CRM_Core_OptionGroup::getValue('activity_type',
1920         'Assign Case Role',
1921         'name'
1922       );
1923     }
1924     else {
1925       $activityTypeID = CRM_Core_OptionGroup::getValue('activity_type',
1926         'Remove Case Role',
1927         'name'
1928       );
1929     }
1930
1931     $activityParams['activity_type_id'] = $activityTypeID;
1932
1933     $activity = CRM_Activity_BAO_Activity::create($activityParams);
1934
1935     //create case_activity record.
1936     $caseParams = array(
1937       'activity_id' => $activity->id,
1938       'case_id' => $caseId,
1939     );
1940
1941     CRM_Case_BAO_Case::processCaseActivity($caseParams);
1942   }
1943
1944   /**
1945    * Function to get case manger
1946    * contact which is assigned a case role of case manager.
1947    *
1948    * @param int $caseType case type
1949    * @param int $caseId   case id
1950    *
1951    * @return array $caseManagerContact array of contact on success otherwise empty
1952    *
1953    * @static
1954    */
1955   static function getCaseManagerContact($caseType, $caseId) {
1956     if (!$caseType || !$caseId) {
1957       return;
1958     }
1959
1960     $caseManagerContact = array();
1961     $xmlProcessor = new CRM_Case_XMLProcessor_Process();
1962
1963     $managerRoleId = $xmlProcessor->getCaseManagerRoleId($caseType);
1964
1965     if (!empty($managerRoleId)) {
1966       $managerRoleQuery = "
1967 SELECT civicrm_contact.id as casemanager_id,
1968        civicrm_contact.sort_name as casemanager
1969  FROM civicrm_contact
1970  LEFT JOIN civicrm_relationship ON (civicrm_relationship.contact_id_b = civicrm_contact.id AND civicrm_relationship.relationship_type_id = %1)
1971  LEFT JOIN civicrm_case ON civicrm_case.id = civicrm_relationship.case_id
1972  WHERE civicrm_case.id = %2";
1973
1974       $managerRoleParams = array(
1975         1 => array($managerRoleId, 'Integer'),
1976         2 => array($caseId, 'Integer'),
1977       );
1978
1979       $dao = CRM_Core_DAO::executeQuery($managerRoleQuery, $managerRoleParams);
1980       if ($dao->fetch()) {
1981         $caseManagerContact['casemanager_id'] = $dao->casemanager_id;
1982         $caseManagerContact['casemanager'] = $dao->casemanager;
1983       }
1984     }
1985
1986     return $caseManagerContact;
1987   }
1988
1989   /**
1990    * Get all cases with no end dates
1991    *
1992    * @return array of case and related data keyed on case id
1993    */
1994   static function getUnclosedCases($params = array(), $excludeCaseIds = array(), $excludeDeleted = TRUE) {
1995     //params from ajax call.
1996     $where = array('( ca.end_date is null )');
1997     if ($caseType = CRM_Utils_Array::value('case_type', $params)) {
1998       $where[] = "( ov.label LIKE '%$caseType%' )";
1999     }
2000     if ($sortName = CRM_Utils_Array::value('sort_name', $params)) {
2001       $config = CRM_Core_Config::singleton();
2002       $search = ($config->includeWildCardInName) ? "%$sortName%" : "$sortName%";
2003       $where[] = "( sort_name LIKE '$search' )";
2004     }
2005     if (is_array($excludeCaseIds) &&
2006       !CRM_Utils_System::isNull($excludeCaseIds)
2007     ) {
2008       $where[] = ' ( ca.id NOT IN ( ' . implode(',', $excludeCaseIds) . ' ) ) ';
2009     }
2010     if ($excludeDeleted) {
2011       $where[] = ' ( ca.is_deleted = 0 OR ca.is_deleted IS NULL ) ';
2012     }
2013
2014     //filter for permissioned cases.
2015     $filterCases = array();
2016     $doFilterCases = FALSE;
2017     if (!CRM_Core_Permission::check('access all cases and activities')) {
2018       $doFilterCases = TRUE;
2019       $session = CRM_Core_Session::singleton();
2020       $filterCases = CRM_Case_BAO_Case::getCases(FALSE, $session->get('userID'));
2021     }
2022     $whereClause = implode(' AND ', $where);
2023
2024     $limitClause = '';
2025     if ($limit = CRM_Utils_Array::value('limit', $params)) {
2026       $limitClause = "LIMIT 0, $limit";
2027     }
2028
2029     $query = "
2030     SELECT  c.id as contact_id,
2031             c.sort_name,
2032             ca.id,
2033             ca.subject as case_subject,
2034             ov.label as case_type,
2035             ca.start_date as start_date
2036       FROM  civicrm_case ca INNER JOIN civicrm_case_contact cc ON ca.id=cc.case_id
2037  INNER JOIN  civicrm_contact c ON cc.contact_id=c.id
2038  INNER JOIN  civicrm_option_group og ON og.name='case_type'
2039  INNER JOIN  civicrm_option_value ov ON (ca.case_type_id=ov.value AND ov.option_group_id=og.id)
2040      WHERE  {$whereClause}
2041   ORDER BY  c.sort_name
2042             {$limitClause}
2043 ";
2044     $dao = CRM_Core_DAO::executeQuery($query);
2045     $unclosedCases = array();
2046     while ($dao->fetch()) {
2047       if ($doFilterCases && !array_key_exists($dao->id, $filterCases)) {
2048         continue;
2049       }
2050       $unclosedCases[$dao->id] = array(
2051         'sort_name' => $dao->sort_name,
2052         'case_type' => $dao->case_type,
2053         'contact_id' => $dao->contact_id,
2054         'start_date' => $dao->start_date,
2055         'case_subject' => $dao->case_subject,
2056       );
2057     }
2058     $dao->free();
2059
2060     return $unclosedCases;
2061   }
2062
2063   static function caseCount($contactId = NULL, $excludeDeleted = TRUE) {
2064     $whereConditions = array();
2065     if ($excludeDeleted) {
2066       $whereConditions[] = "( civicrm_case.is_deleted = 0 OR civicrm_case.is_deleted IS NULL )";
2067     }
2068     if ($contactId) {
2069       $whereConditions[] = "civicrm_case_contact.contact_id = {$contactId}";
2070     }
2071     if (!CRM_Core_Permission::check('access all cases and activities')) {
2072       static $accessibleCaseIds;
2073       if (!is_array($accessibleCaseIds)) {
2074         $session = CRM_Core_Session::singleton();
2075         $accessibleCaseIds = array_keys(self::getCases(FALSE, $session->get('userID'), 'any'));
2076       }
2077       //no need of further processing.
2078       if (empty($accessibleCaseIds)) {
2079         return 0;
2080       }
2081       $whereConditions[] = "( civicrm_case.id in (" . implode(',', $accessibleCaseIds) . ") )";
2082     }
2083
2084     $whereClause = '';
2085     if (!empty($whereConditions)) {
2086       $whereClause = "WHERE " . implode(' AND ', $whereConditions);
2087     }
2088
2089     $query = "
2090    SELECT  count( civicrm_case.id )
2091      FROM  civicrm_case
2092 LEFT JOIN  civicrm_case_contact ON ( civicrm_case.id = civicrm_case_contact.case_id )
2093            {$whereClause}";
2094
2095     return CRM_Core_DAO::singleValueQuery($query);
2096   }
2097
2098   /**
2099    * Retrieve cases related to particular contact.
2100    *
2101    * @param int $contactId contact id
2102    * @param boolean $excludeDeleted do not include deleted cases.
2103    *
2104    * @return an array of cases.
2105    *
2106    * @access public
2107    */
2108   static function getContactCases($contactId, $excludeDeleted = TRUE) {
2109     $cases = array();
2110     if (!$contactId) {
2111       return $cases;
2112     }
2113
2114     $whereClause = "civicrm_case_contact.contact_id = %1";
2115     if ($excludeDeleted) {
2116       $whereClause .= " AND ( civicrm_case.is_deleted = 0 OR civicrm_case.is_deleted IS NULL )";
2117     }
2118
2119     $query = "
2120     SELECT  civicrm_case.id, case_type_ov.label as case_type, civicrm_case.start_date
2121       FROM  civicrm_case
2122 INNER JOIN  civicrm_case_contact ON ( civicrm_case.id = civicrm_case_contact.case_id )
2123  LEFT JOIN  civicrm_option_group case_type_og ON ( case_type_og.name = 'case_type' )
2124  LEFT JOIN  civicrm_option_value case_type_ov ON ( civicrm_case.case_type_id = case_type_ov.value
2125                                                    AND case_type_og.id = case_type_ov.option_group_id )
2126      WHERE  {$whereClause}";
2127
2128     $dao = CRM_Core_DAO::executeQuery($query, array(1 => array($contactId, 'Integer')));
2129     while ($dao->fetch()) {
2130       $cases[$dao->id] = array(
2131         'case_id' => $dao->id,
2132         'case_type' => $dao->case_type,
2133         'case_start_date' => $dao->start_date,
2134       );
2135     }
2136     $dao->free();
2137
2138     return $cases;
2139   }
2140
2141   /**
2142    * Retrieve related cases for give case.
2143    *
2144    * @param int $mainCaseId     id of main case
2145    * @param int $contactId      id of contact
2146    * @param boolean $excludeDeleted do not include deleted cases.
2147    *
2148    * @return an array of related cases.
2149    *
2150    * @access public
2151    */
2152   static function getRelatedCases($mainCaseId, $contactId, $excludeDeleted = TRUE) {
2153     //FIXME : do check for permissions.
2154
2155     $relatedCases = array();
2156     if (!$mainCaseId || !$contactId) {
2157       return $relatedCases;
2158     }
2159
2160     $linkActType = array_search('Link Cases',
2161       CRM_Core_PseudoConstant::activityType(TRUE, TRUE, FALSE, 'name')
2162     );
2163     if (!$linkActType) {
2164       return $relatedCases;
2165     }
2166
2167     $whereClause = "mainCase.id = %2";
2168     if ($excludeDeleted) {
2169       $whereClause .= " AND ( relAct.is_deleted = 0 OR relAct.is_deleted IS NULL )";
2170     }
2171
2172     //1. first fetch related case ids.
2173     $query = "
2174     SELECT  relCaseAct.case_id
2175       FROM  civicrm_case mainCase
2176  INNER JOIN  civicrm_case_activity mainCaseAct ON (mainCaseAct.case_id = mainCase.id)
2177  INNER JOIN  civicrm_activity mainAct          ON (mainCaseAct.activity_id = mainAct.id AND mainAct.activity_type_id = %1)
2178  INNER JOIN  civicrm_case_activity relCaseAct  ON (relCaseAct.activity_id = mainAct.id AND mainCaseAct.id !=  relCaseAct.id)
2179  INNER JOIN  civicrm_activity relAct           ON (relCaseAct.activity_id = relAct.id  AND relAct.activity_type_id = %1)
2180      WHERE  $whereClause";
2181
2182     $dao = CRM_Core_DAO::executeQuery($query, array(
2183       1 => array($linkActType, 'Integer'),
2184       2 => array($mainCaseId, 'Integer'),
2185     ));
2186     $relatedCaseIds = array();
2187     while ($dao->fetch()) {
2188       $relatedCaseIds[$dao->case_id] = $dao->case_id;
2189     }
2190     $dao->free();
2191
2192     // there are no related cases.
2193     if (empty($relatedCaseIds)) {
2194       return $relatedCases;
2195     }
2196
2197     $whereClause = 'relCase.id IN ( ' . implode(',', $relatedCaseIds) . ' )';
2198     if ($excludeDeleted) {
2199       $whereClause .= " AND ( relCase.is_deleted = 0 OR relCase.is_deleted IS NULL )";
2200     }
2201
2202     //filter for permissioned cases.
2203     $filterCases = array();
2204     $doFilterCases = FALSE;
2205     if (!CRM_Core_Permission::check('access all cases and activities')) {
2206       $doFilterCases = TRUE;
2207       $session = CRM_Core_Session::singleton();
2208       $filterCases = CRM_Case_BAO_Case::getCases(FALSE, $session->get('userID'));
2209     }
2210
2211     //2. fetch the details of related cases.
2212     $query = "
2213     SELECT  relCase.id as id,
2214             case_type_ov.label as case_type,
2215             client.display_name as client_name,
2216             client.id as client_id
2217       FROM  civicrm_case relCase
2218  INNER JOIN  civicrm_case_contact relCaseContact ON ( relCase.id = relCaseContact.case_id )
2219  INNER JOIN  civicrm_contact      client         ON ( client.id = relCaseContact.contact_id )
2220  LEFT JOIN  civicrm_option_group case_type_og   ON ( case_type_og.name = 'case_type' )
2221  LEFT JOIN  civicrm_option_value case_type_ov   ON ( relCase.case_type_id = case_type_ov.value
2222                                                      AND case_type_og.id = case_type_ov.option_group_id )
2223      WHERE  {$whereClause}";
2224
2225     $dao = CRM_Core_DAO::executeQuery($query);
2226     $contactViewUrl = CRM_Utils_System::url("civicrm/contact/view", "reset=1&cid=");
2227     $hasViewContact = CRM_Core_Permission::giveMeAllACLs();
2228
2229     while ($dao->fetch()) {
2230       $caseView = NULL;
2231       if (!$doFilterCases || array_key_exists($dao->id, $filterCases)) {
2232         $caseViewStr = "reset=1&id={$dao->id}&cid={$dao->client_id}&action=view&context=case&selectedChild=case";
2233         $caseViewUrl = CRM_Utils_System::url("civicrm/contact/view/case", $caseViewStr);
2234         $caseView = "<a href='{$caseViewUrl}'>" . ts('View Case') . "</a>";
2235       }
2236       $clientView = $dao->client_name;
2237       if ($hasViewContact) {
2238         $clientView = "<a href='{$contactViewUrl}{$dao->client_id}'>$dao->client_name</a>";
2239       }
2240
2241       $relatedCases[$dao->id] = array(
2242         'case_id' => $dao->id,
2243         'case_type' => $dao->case_type,
2244         'client_name' => $clientView,
2245         'links' => $caseView,
2246       );
2247     }
2248     $dao->free();
2249
2250     return $relatedCases;
2251   }
2252
2253   /**
2254    * Merge two duplicate contacts' cases - follow CRM-5758 rules.
2255    *
2256    * @see CRM_Dedupe_Merger::cpTables()
2257    *
2258    * TODO: use the 3rd $sqls param to append sql statements rather than executing them here
2259    */
2260   static function mergeContacts($mainContactId, $otherContactId) {
2261     self::mergeCases($mainContactId, NULL, $otherContactId);
2262   }
2263
2264   /**
2265    * Function perform two task.
2266    * 1. Merge two duplicate contacts cases - follow CRM-5758 rules.
2267    * 2. Merge two cases of same contact - follow CRM-5598 rules.
2268    *
2269    * @param int $mainContactId    contact id of main contact record.
2270    * @param int $mainCaseId       case id of main case record.
2271    * @param int $otherContactId   contact id of record which is going to merge.
2272    * @param int $otherCaseId      case id of record which is going to merge.
2273    *
2274    * @return void.
2275    * @static
2276    */
2277   static function mergeCases($mainContactId, $mainCaseId = NULL, $otherContactId = NULL,
2278                              $otherCaseId = NULL, $changeClient = FALSE) {
2279     $moveToTrash = TRUE;
2280
2281     $duplicateContacts = FALSE;
2282     if ($mainContactId && $otherContactId &&
2283       $mainContactId != $otherContactId
2284     ) {
2285       $duplicateContacts = TRUE;
2286     }
2287
2288     $duplicateCases = FALSE;
2289     if ($mainCaseId && $otherCaseId &&
2290       $mainCaseId != $otherCaseId
2291     ) {
2292       $duplicateCases = TRUE;
2293     }
2294
2295     $mainCaseIds = array();
2296     if (!$duplicateContacts && !$duplicateCases) {
2297       return $mainCaseIds;
2298     }
2299
2300     $activityTypes = CRM_Core_PseudoConstant::activityType(TRUE, TRUE, FALSE, 'name');
2301     $activityStatuses = CRM_Core_PseudoConstant::activityStatus('name');
2302     $activityContacts = CRM_Core_OptionGroup::values('activity_contacts', FALSE, FALSE, FALSE, NULL, 'name');
2303     $sourceID = CRM_Utils_Array::key('Activity Source', $activityContacts);
2304     $assigneeID = CRM_Utils_Array::key('Activity Assignees', $activityContacts);
2305     $targetID = CRM_Utils_Array::key('Activity Targets', $activityContacts);
2306
2307     $processCaseIds = array($otherCaseId);
2308     if ($duplicateContacts && !$duplicateCases) {
2309       if ($changeClient) {
2310         $processCaseIds = array($mainCaseId);
2311       }
2312       else {
2313         //get all case ids for other contact.
2314         $processCaseIds = self::retrieveCaseIdsByContactId($otherContactId, TRUE);
2315       }
2316       if (!is_array($processCaseIds)) {
2317         return;
2318       }
2319     }
2320
2321     $session = CRM_Core_Session::singleton();
2322     $currentUserId = $session->get('userID');
2323
2324     // copy all cases and connect to main contact id.
2325     foreach ($processCaseIds as $otherCaseId) {
2326       if ($duplicateContacts) {
2327         $mainCase = CRM_Core_DAO::copyGeneric('CRM_Case_DAO_Case', array('id' => $otherCaseId));
2328         $mainCaseId = $mainCase->id;
2329         if (!$mainCaseId) {
2330           continue;
2331         }
2332
2333         // CRM-11662 Copy Case custom data
2334         $extends = array('case');
2335         $groupTree = CRM_Core_BAO_CustomGroup::getGroupDetail(NULL, NULL, $extends);
2336         if ($groupTree) {
2337           foreach ($groupTree as $groupID => $group) {
2338             $table[$groupTree[$groupID]['table_name']] = array('entity_id');
2339             foreach ($group['fields'] as $fieldID => $field) {
2340               $table[$groupTree[$groupID]['table_name']][] = $groupTree[$groupID]['fields'][$fieldID]['column_name'];
2341             }
2342           }
2343
2344           foreach ($table as $tableName => $tableColumns) {
2345             $insert = 'INSERT INTO ' . $tableName . ' (' . implode(', ', $tableColumns) . ') ';
2346             $tableColumns[0] = $mainCaseId;
2347             $select = 'SELECT ' . implode(', ', $tableColumns);
2348             $from = ' FROM ' . $tableName;
2349             $where = " WHERE {$tableName}.entity_id = {$otherCaseId}";
2350             $query = $insert . $select . $from . $where;
2351             $dao = CRM_Core_DAO::executeQuery($query, CRM_Core_DAO::$_nullArray);
2352           }
2353         }
2354
2355         $mainCase->free();
2356
2357         $mainCaseIds[] = $mainCaseId;
2358         //insert record for case contact.
2359         $otherCaseContact = new CRM_Case_DAO_CaseContact();
2360         $otherCaseContact->case_id = $otherCaseId;
2361         $otherCaseContact->find();
2362         while ($otherCaseContact->fetch()) {
2363           $mainCaseContact = new CRM_Case_DAO_CaseContact();
2364           $mainCaseContact->case_id = $mainCaseId;
2365           $mainCaseContact->contact_id = $otherCaseContact->contact_id;
2366           if ($mainCaseContact->contact_id == $otherContactId) {
2367             $mainCaseContact->contact_id = $mainContactId;
2368           }
2369           //avoid duplicate object.
2370           if (!$mainCaseContact->find(TRUE)) {
2371             $mainCaseContact->save();
2372           }
2373           $mainCaseContact->free();
2374         }
2375         $otherCaseContact->free();
2376       }
2377       elseif (!$otherContactId) {
2378         $otherContactId = $mainContactId;
2379       }
2380
2381       if (!$mainCaseId || !$otherCaseId ||
2382         !$mainContactId || !$otherContactId
2383       ) {
2384         continue;
2385       }
2386
2387       // get all activities for other case.
2388       $otherCaseActivities = array();
2389       CRM_Core_DAO::commonRetrieveAll('CRM_Case_DAO_CaseActivity', 'case_id', $otherCaseId, $otherCaseActivities);
2390
2391       //for duplicate cases do not process singleton activities.
2392       $otherActivityIds = $singletonActivityIds = array();
2393       foreach ($otherCaseActivities as $caseActivityId => $otherIds) {
2394         $otherActId = CRM_Utils_Array::value('activity_id', $otherIds);
2395         if (!$otherActId || in_array($otherActId, $otherActivityIds)) {
2396           continue;
2397         }
2398         $otherActivityIds[] = $otherActId;
2399       }
2400       if ($duplicateCases) {
2401         if ($openCaseType = array_search('Open Case', $activityTypes)) {
2402           $sql = "
2403 SELECT  id
2404   FROM  civicrm_activity
2405  WHERE  activity_type_id = $openCaseType
2406    AND  id IN ( " . implode(',', array_values($otherActivityIds)) . ');';
2407           $dao = CRM_Core_DAO::executeQuery($sql);
2408           while ($dao->fetch()) {
2409             $singletonActivityIds[] = $dao->id;
2410           }
2411           $dao->free();
2412         }
2413       }
2414
2415       // migrate all activities and connect to main contact.
2416       $copiedActivityIds = $activityMappingIds = array();
2417       sort($otherActivityIds);
2418       foreach ($otherActivityIds as $otherActivityId) {
2419
2420         //for duplicate cases -
2421         //do not migrate singleton activities.
2422         if (!$otherActivityId || in_array($otherActivityId, $singletonActivityIds)) {
2423           continue;
2424         }
2425
2426         //migrate activity record.
2427         $otherActivity = new CRM_Activity_DAO_Activity();
2428         $otherActivity->id = $otherActivityId;
2429         if (!$otherActivity->find(TRUE)) {
2430           continue;
2431         }
2432
2433         $mainActVals = array();
2434         $mainActivity = new CRM_Activity_DAO_Activity();
2435         CRM_Core_DAO::storeValues($otherActivity, $mainActVals);
2436         $mainActivity->copyValues($mainActVals);
2437         $mainActivity->id = NULL;
2438         $mainActivity->activity_date_time = CRM_Utils_Date::isoToMysql($otherActivity->activity_date_time);
2439         $mainActivity->source_record_id = CRM_Utils_Array::value($mainActivity->source_record_id,
2440           $activityMappingIds
2441         );
2442
2443         $mainActivity->original_id = CRM_Utils_Array::value($mainActivity->original_id,
2444           $activityMappingIds
2445         );
2446
2447         $mainActivity->parent_id = CRM_Utils_Array::value($mainActivity->parent_id,
2448           $activityMappingIds
2449         );
2450         $mainActivity->save();
2451         $mainActivityId = $mainActivity->id;
2452         if (!$mainActivityId) {
2453           continue;
2454         }
2455
2456         $activityMappingIds[$otherActivityId] = $mainActivityId;
2457         // insert log of all activities
2458         CRM_Activity_BAO_Activity::logActivityAction($mainActivity);
2459
2460         $otherActivity->free();
2461         $mainActivity->free();
2462         $copiedActivityIds[] = $otherActivityId;
2463
2464         //create case activity record.
2465         $mainCaseActivity = new CRM_Case_DAO_CaseActivity();
2466         $mainCaseActivity->case_id = $mainCaseId;
2467         $mainCaseActivity->activity_id = $mainActivityId;
2468         $mainCaseActivity->save();
2469         $mainCaseActivity->free();
2470
2471         //migrate source activity.
2472         $otherSourceActivity = new CRM_Activity_DAO_ActivityContact();
2473         $otherSourceActivity->activity_id = $otherActivityId;
2474         $otherSourceActivity->record_type_id = $sourceID;
2475         $otherSourceActivity->find();
2476         while ($otherSourceActivity->fetch()) {
2477           $mainActivitySource = new CRM_Activity_DAO_ActivityContact();
2478           $mainActivitySource->record_type_id = $sourceID;
2479           $mainActivitySource->activity_id = $mainActivityId;
2480           $mainActivitySource->contact_id = $otherSourceActivity->contact_id;
2481           if ($mainActivitySource->contact_id == $otherContactId) {
2482             $mainActivitySource->contact_id = $mainContactId;
2483           }
2484           //avoid duplicate object.
2485           if (!$mainActivitySource->find(TRUE)) {
2486             $mainActivitySource->save();
2487           }
2488           $mainActivitySource->free();
2489         }
2490         $otherSourceActivity->free();
2491
2492         //migrate target activities.
2493         $otherTargetActivity = new CRM_Activity_DAO_ActivityContact();
2494         $otherTargetActivity->activity_id = $otherActivityId;
2495         $otherTargetActivity->record_type_id = $targetID;
2496         $otherTargetActivity->find();
2497         while ($otherTargetActivity->fetch()) {
2498           $mainActivityTarget = new CRM_Activity_DAO_ActivityContact();
2499           $mainActivityTarget->record_type_id = $targetID;
2500           $mainActivityTarget->activity_id = $mainActivityId;
2501           $mainActivityTarget->contact_id = $otherTargetActivity->contact_id;
2502           if ($mainActivityTarget->contact_id == $otherContactId) {
2503             $mainActivityTarget->contact_id = $mainContactId;
2504           }
2505           //avoid duplicate object.
2506           if (!$mainActivityTarget->find(TRUE)) {
2507             $mainActivityTarget->save();
2508           }
2509           $mainActivityTarget->free();
2510         }
2511         $otherTargetActivity->free();
2512
2513         //migrate assignee activities.
2514         $otherAssigneeActivity = new CRM_Activity_DAO_ActivityContact();
2515         $otherAssigneeActivity->activity_id = $otherActivityId;
2516         $otherAssigneeActivity->record_type_id = $assigneeID;
2517         $otherAssigneeActivity->find();
2518         while ($otherAssigneeActivity->fetch()) {
2519           $mainAssigneeActivity = new CRM_Activity_DAO_ActivityContact();
2520           $mainAssigneeActivity->activity_id = $mainActivityId;
2521           $mainAssigneeActivity->record_type_id = $assigneeID;
2522           $mainAssigneeActivity->contact_id = $otherAssigneeActivity->contact_id;
2523           if ($mainAssigneeActivity->contact_id == $otherContactId) {
2524             $mainAssigneeActivity->contact_id = $mainContactId;
2525           }
2526           //avoid duplicate object.
2527           if (!$mainAssigneeActivity->find(TRUE)) {
2528             $mainAssigneeActivity->save();
2529           }
2530           $mainAssigneeActivity->free();
2531         }
2532         $otherAssigneeActivity->free();
2533
2534         // copy custom fields and attachments
2535         $aparams = array(
2536           'activityID' => $otherActivityId,
2537           'mainActivityId' => $mainActivityId,
2538         );
2539         CRM_Activity_BAO_Activity::copyExtendedActivityData($aparams);
2540       }
2541
2542       //copy case relationship.
2543       if ($duplicateContacts) {
2544         //migrate relationship records.
2545         $otherRelationship = new CRM_Contact_DAO_Relationship();
2546         $otherRelationship->case_id = $otherCaseId;
2547         $otherRelationship->find();
2548         $otherRelationshipIds = array();
2549         while ($otherRelationship->fetch()) {
2550           $otherRelVals = array();
2551           $updateOtherRel = FALSE;
2552           CRM_Core_DAO::storeValues($otherRelationship, $otherRelVals);
2553
2554           $mainRelationship = new CRM_Contact_DAO_Relationship();
2555           $mainRelationship->copyValues($otherRelVals);
2556           $mainRelationship->id = NULL;
2557           $mainRelationship->case_id = $mainCaseId;
2558           if ($mainRelationship->contact_id_a == $otherContactId) {
2559             $updateOtherRel = TRUE;
2560             $mainRelationship->contact_id_a = $mainContactId;
2561           }
2562
2563           //case creator change only when we merge user contact.
2564           if ($mainRelationship->contact_id_b == $otherContactId) {
2565             //do not change creator for change client.
2566             if (!$changeClient) {
2567               $updateOtherRel = TRUE;
2568               $mainRelationship->contact_id_b = ($currentUserId) ? $currentUserId : $mainContactId;
2569             }
2570           }
2571           $mainRelationship->end_date = CRM_Utils_Date::isoToMysql($otherRelationship->end_date);
2572           $mainRelationship->start_date = CRM_Utils_Date::isoToMysql($otherRelationship->start_date);
2573
2574           //avoid duplicate object.
2575           if (!$mainRelationship->find(TRUE)) {
2576             $mainRelationship->save();
2577           }
2578           $mainRelationship->free();
2579
2580           //get the other relationship ids to update end date.
2581           if ($updateOtherRel) {
2582             $otherRelationshipIds[$otherRelationship->id] = $otherRelationship->id;
2583           }
2584         }
2585         $otherRelationship->free();
2586
2587         //update other relationships end dates
2588         if (!empty($otherRelationshipIds)) {
2589           $sql = 'UPDATE  civicrm_relationship
2590                                SET  end_date = CURDATE()
2591                              WHERE  id IN ( ' . implode(',', $otherRelationshipIds) . ')';
2592           CRM_Core_DAO::executeQuery($sql);
2593         }
2594       }
2595
2596       //move other case to trash.
2597       $mergeCase = self::deleteCase($otherCaseId, $moveToTrash);
2598       if (!$mergeCase) {
2599         continue;
2600       }
2601
2602       $mergeActSubject = $mergeActSubjectDetails = $mergeActType = '';
2603       if ($changeClient) {
2604         $mainContactDisplayName = CRM_Contact_BAO_Contact::displayName($mainContactId);
2605         $otherContactDisplayName = CRM_Contact_BAO_Contact::displayName($otherContactId);
2606
2607         $mergeActType = array_search('Reassigned Case', $activityTypes);
2608         $mergeActSubject = ts("Case %1 reassigned client from %2 to %3. New Case ID is %4.",
2609           array(
2610             1 => $otherCaseId,
2611             2 => $otherContactDisplayName,
2612             3 => $mainContactDisplayName,
2613             4 => $mainCaseId
2614           )
2615         );
2616       }
2617       elseif ($duplicateContacts) {
2618         $mergeActType = array_search('Merge Case', $activityTypes);
2619         $mergeActSubject = ts("Case %1 copied from contact id %2 to contact id %3 via merge. New Case ID is %4.",
2620           array(
2621             1 => $otherCaseId,
2622             2 => $otherContactId,
2623             3 => $mainContactId,
2624             4 => $mainCaseId
2625           )
2626         );
2627       }
2628       else {
2629         $mergeActType = array_search('Merge Case', $activityTypes);
2630         $mergeActSubject = ts("Case %1 merged into case %2", array(1 => $otherCaseId, 2 => $mainCaseId));
2631         if (!empty($copiedActivityIds)) {
2632           $sql = '
2633 SELECT id, subject, activity_date_time, activity_type_id
2634 FROM civicrm_activity
2635 WHERE id IN (' . implode(',', $copiedActivityIds) . ')';
2636           $dao = CRM_Core_DAO::executeQuery($sql);
2637           while ($dao->fetch()) {
2638             $mergeActSubjectDetails .= "{$dao->activity_date_time} :: {$activityTypes[$dao->activity_type_id]}";
2639             if ($dao->subject) {
2640               $mergeActSubjectDetails .= " :: {$dao->subject}";
2641             }
2642             $mergeActSubjectDetails .= "<br />";
2643           }
2644         }
2645       }
2646
2647       //create merge activity record.
2648       $activityParams = array(
2649         'subject' => $mergeActSubject,
2650         'details' => $mergeActSubjectDetails,
2651         'status_id' => array_search('Completed', $activityStatuses),
2652         'activity_type_id' => $mergeActType,
2653         'source_contact_id' => $mainContactId,
2654         'activity_date_time' => date('YmdHis'),
2655       );
2656
2657       $mergeActivity = CRM_Activity_BAO_Activity::create($activityParams);
2658       $mergeActivityId = $mergeActivity->id;
2659       if (!$mergeActivityId) {
2660         continue;
2661       }
2662       $mergeActivity->free();
2663
2664       //connect merge activity to case.
2665       $mergeCaseAct = array(
2666         'case_id' => $mainCaseId,
2667         'activity_id' => $mergeActivityId,
2668       );
2669
2670       self::processCaseActivity($mergeCaseAct);
2671     }
2672     return $mainCaseIds;
2673   }
2674
2675   /**
2676    * Validate contact permission for
2677    * edit/view on activity record and build links.
2678    *
2679    * @param array $tplParams       params to be sent to template for sending email.
2680    * @param array $activityParams  info of the activity.
2681    *
2682    * @return void
2683    * @static
2684    */
2685   static function buildPermissionLinks(&$tplParams, $activityParams) {
2686     $activityTypeId = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $activityParams['source_record_id'],
2687       'activity_type_id', 'id'
2688     );
2689
2690     if (!empty($tplParams['isCaseActivity'])) {
2691       $tplParams['editActURL'] = CRM_Utils_System::url('civicrm/case/activity',
2692         "reset=1&cid={$activityParams['target_id']}&caseid={$activityParams['case_id']}&action=update&id={$activityParams['source_record_id']}", TRUE
2693       );
2694
2695       $tplParams['viewActURL'] = CRM_Utils_System::url('civicrm/case/activity/view',
2696         "reset=1&aid={$activityParams['source_record_id']}&cid={$activityParams['target_id']}&caseID={$activityParams['case_id']}", TRUE
2697       );
2698
2699       $tplParams['manageCaseURL'] = CRM_Utils_System::url('civicrm/contact/view/case',
2700         "reset=1&id={$activityParams['case_id']}&cid={$activityParams['target_id']}&action=view&context=home", TRUE
2701       );
2702     }
2703     else {
2704       $tplParams['editActURL'] = CRM_Utils_System::url('civicrm/contact/view/activity',
2705         "atype=$activityTypeId&action=update&reset=1&id={$activityParams['source_record_id']}&cid={$tplParams['contact']['contact_id']}&context=activity", TRUE
2706       );
2707
2708       $tplParams['viewActURL'] = CRM_Utils_System::url('civicrm/contact/view/activity',
2709         "atype=$activityTypeId&action=view&reset=1&id={$activityParams['source_record_id']}&cid={$tplParams['contact']['contact_id']}&context=activity", TRUE
2710       );
2711     }
2712   }
2713
2714   /**
2715    * Validate contact permission for
2716    * given operation on activity record.
2717    *
2718    * @param int $activityId      activity record id.
2719    * @param string $operation       user operation.
2720    * @param int $actTypeId       activity type id.
2721    * @param int $contactId       contact id/if not pass consider logged in
2722    * @param boolean $checkComponent  do we need to check component enabled.
2723    *
2724    * @return boolean $allow  true/false
2725    * @static
2726    */
2727   static function checkPermission($activityId, $operation, $actTypeId = NULL, $contactId = NULL, $checkComponent = TRUE) {
2728     $allow = FALSE;
2729     if (!$actTypeId && $activityId) {
2730       $actTypeId = CRM_Core_DAO::getFieldValue('CRM_Activity_DAO_Activity', $activityId, 'activity_type_id');
2731     }
2732
2733     if (!$activityId || !$operation || !$actTypeId) {
2734       return $allow;
2735     }
2736
2737     //do check for civicase component enabled.
2738     if ($checkComponent) {
2739       static $componentEnabled;
2740       if (!isset($componentEnabled)) {
2741         $config = CRM_Core_Config::singleton();
2742         $componentEnabled = FALSE;
2743         if (in_array('CiviCase', $config->enableComponents)) {
2744           $componentEnabled = TRUE;
2745         }
2746       }
2747       if (!$componentEnabled) {
2748         return $allow;
2749       }
2750     }
2751
2752     //do check for cases.
2753     $caseActOperations = array(
2754       'File On Case',
2755       'Link Cases',
2756       'Move To Case',
2757       'Copy To Case',
2758     );
2759
2760     if (in_array($operation, $caseActOperations)) {
2761       static $unclosedCases;
2762       if (!is_array($unclosedCases)) {
2763         $unclosedCases = self::getUnclosedCases();
2764       }
2765       if ($operation == 'File On Case') {
2766         $allow = (empty($unclosedCases)) ? FALSE : TRUE;
2767       }
2768       else {
2769         $allow = (count($unclosedCases) > 1) ? TRUE : FALSE;
2770       }
2771     }
2772
2773     $actionOperations = array('view', 'edit', 'delete');
2774     if (in_array($operation, $actionOperations)) {
2775
2776       //do cache when user has non/supper permission.
2777       static $allowOperations;
2778
2779       if (!is_array($allowOperations) ||
2780         !array_key_exists($operation, $allowOperations)
2781       ) {
2782
2783         if (!$contactId) {
2784           $session = CRM_Core_Session::singleton();
2785           $contactId = $session->get('userID');
2786         }
2787
2788         //check for permissions.
2789         $permissions = array(
2790           'view' => array(
2791             'access my cases and activities',
2792             'access all cases and activities',
2793           ),
2794           'edit' => array(
2795             'access my cases and activities',
2796             'access all cases and activities',
2797           ),
2798           'delete' => array('delete activities'),
2799         );
2800
2801         //check for core permission.
2802         $hasPermissions = array();
2803         $checkPermissions = CRM_Utils_Array::value($operation, $permissions);
2804         if (is_array($checkPermissions)) {
2805           foreach ($checkPermissions as $per) {
2806             if (CRM_Core_Permission::check($per)) {
2807               $hasPermissions[$operation][] = $per;
2808             }
2809           }
2810         }
2811
2812         //has permissions.
2813         if (!empty($hasPermissions)) {
2814           //need to check activity object specific.
2815           if (in_array($operation, array(
2816             'view',
2817             'edit'
2818           ))
2819           ) {
2820             //do we have supper permission.
2821             if (in_array('access all cases and activities', $hasPermissions[$operation])) {
2822               $allowOperations[$operation] = $allow = TRUE;
2823             }
2824             else {
2825               //user has only access to my cases and activity.
2826               //here object specific permmions come in picture.
2827
2828               //edit - contact must be source or assignee
2829               //view - contact must be source/assignee/target
2830               $isTarget = $isAssignee = $isSource = FALSE;
2831               $activityContacts = CRM_Core_OptionGroup::values('activity_contacts', FALSE, FALSE, FALSE, NULL, 'name');
2832               $sourceID = CRM_Utils_Array::key('Activity Source', $activityContacts);
2833               $assigneeID = CRM_Utils_Array::key('Activity Assignees', $activityContacts);
2834               $targetID = CRM_Utils_Array::key('Activity Targets', $activityContacts);
2835
2836               $target = new CRM_Activity_DAO_ActivityContact();
2837               $target->record_type_id = $targetID;
2838               $target->activity_id = $activityId;
2839               $target->contact_id = $contactId;
2840               if ($target->find(TRUE)) {
2841                 $isTarget = TRUE;
2842               }
2843
2844               $assignee = new CRM_Activity_DAO_ActivityContact();
2845               $assignee->activity_id = $activityId;
2846               $assignee->record_type_id = $assigneeID;
2847               $assignee->contact_id = $contactId;
2848               if ($assignee->find(TRUE)) {
2849                 $isAssignee = TRUE;
2850               }
2851
2852               $source = new CRM_Activity_DAO_ActivityContact();
2853               $source->activity_id = $activityId;
2854               $source->record_type_id = $sourceID;
2855               $source->contact_id = $contactId;
2856               if ($source->find(TRUE)) {
2857                 $isSource = TRUE;
2858               }
2859
2860               if ($operation == 'edit') {
2861                 if ($isAssignee || $isSource) {
2862                   $allow = TRUE;
2863                 }
2864               }
2865               if ($operation == 'view') {
2866                 if ($isTarget || $isAssignee || $isSource) {
2867                   $allow = TRUE;
2868                 }
2869               }
2870             }
2871           }
2872           elseif (is_array($hasPermissions[$operation])) {
2873             $allowOperations[$operation] = $allow = TRUE;
2874           }
2875         }
2876         else {
2877           //contact do not have permission.
2878           $allowOperations[$operation] = FALSE;
2879         }
2880       }
2881       else {
2882         //use cache.
2883         //here contact might have supper/non permission.
2884         $allow = $allowOperations[$operation];
2885       }
2886     }
2887
2888     //do further only when operation is granted.
2889     if ($allow) {
2890       $activityTypes = CRM_Core_PseudoConstant::activityType(TRUE, TRUE, FALSE, 'name');
2891
2892       //get the activity type name.
2893       $actTypeName = CRM_Utils_Array::value($actTypeId, $activityTypes);
2894
2895       //do not allow multiple copy / edit action.
2896       $singletonNames = array(
2897         'Open Case',
2898         'Reassigned Case',
2899         'Merge Case',
2900         'Link Cases',
2901         'Assign Case Role',
2902         'Email',
2903         'Inbound Email'
2904       );
2905
2906       //do not allow to delete these activities, CRM-4543
2907       $doNotDeleteNames = array('Open Case', 'Change Case Type', 'Change Case Status', 'Change Case Start Date');
2908
2909       //allow edit operation.
2910       $allowEditNames = array('Open Case');
2911
2912       // do not allow File on Case
2913       $doNotFileNames = array(
2914         'Open Case',
2915         'Change Case Type',
2916         'Change Case Status',
2917         'Change Case Start Date',
2918         'Reassigned Case',
2919         'Merge Case',
2920         'Link Cases',
2921         'Assign Case Role'
2922       );
2923
2924       if (in_array($actTypeName, $singletonNames)) {
2925         $allow = FALSE;
2926         if ($operation == 'File On Case') {
2927           $allow = (in_array($actTypeName, $doNotFileNames)) ? FALSE : TRUE;
2928         }
2929         if (in_array($operation, $actionOperations)) {
2930           $allow = TRUE;
2931           if ($operation == 'edit') {
2932             $allow = (in_array($actTypeName, $allowEditNames)) ? TRUE : FALSE;
2933           }
2934           elseif ($operation == 'delete') {
2935             $allow = (in_array($actTypeName, $doNotDeleteNames)) ? FALSE : TRUE;
2936           }
2937         }
2938       }
2939       if ($allow && ($operation == 'delete') &&
2940         in_array($actTypeName, $doNotDeleteNames)
2941       ) {
2942         $allow = FALSE;
2943       }
2944
2945       if ($allow && ($operation == 'File On Case') &&
2946         in_array($actTypeName, $doNotFileNames)
2947       ) {
2948         $allow = FALSE;
2949       }
2950
2951       //check settings file for masking actions
2952       //on the basis the activity types
2953       //hide Edit link if activity type is NOT editable
2954       //(special case activities).CRM-5871
2955       if ($allow && in_array($operation, $actionOperations)) {
2956         static $actionFilter = array();
2957         if (!array_key_exists($operation, $actionFilter)) {
2958           $xmlProcessor = new CRM_Case_XMLProcessor_Process();
2959           $actionFilter[$operation] = $xmlProcessor->get('Settings', 'ActivityTypes', FALSE, $operation);
2960         }
2961         if (array_key_exists($operation, $actionFilter[$operation]) &&
2962           in_array($actTypeId, $actionFilter[$operation][$operation])
2963         ) {
2964           $allow = FALSE;
2965         }
2966       }
2967     }
2968
2969     return $allow;
2970   }
2971
2972   /**
2973    * since we drop 'access CiviCase', allow access
2974    * if user has 'access my cases and activities'
2975    * or 'access all cases and activities'
2976    */
2977   static function accessCiviCase() {
2978     static $componentEnabled;
2979     if (!isset($componentEnabled)) {
2980       $componentEnabled = FALSE;
2981       $config = CRM_Core_Config::singleton();
2982       if (in_array('CiviCase', $config->enableComponents)) {
2983         $componentEnabled = TRUE;
2984       }
2985     }
2986     if (!$componentEnabled) {
2987       return FALSE;
2988     }
2989
2990     if (CRM_Core_Permission::check('access my cases and activities') ||
2991       CRM_Core_Permission::check('access all cases and activities')
2992     ) {
2993       return TRUE;
2994     }
2995
2996     return FALSE;
2997   }
2998
2999   /**
3000    * Function to check whether activity is a case Activity
3001    *
3002    * @param  int $activityID   activity id
3003    *
3004    * @return boolean  $isCaseActivity true/false
3005    */
3006   static function isCaseActivity($activityID) {
3007     $isCaseActivity = FALSE;
3008     if ($activityID) {
3009       $params = array(1 => array($activityID, 'Integer'));
3010       $query = "SELECT id FROM civicrm_case_activity WHERE activity_id = %1";
3011       if (CRM_Core_DAO::singleValueQuery($query, $params)) {
3012         $isCaseActivity = TRUE;
3013       }
3014     }
3015
3016     return $isCaseActivity;
3017   }
3018
3019   /**
3020    * Function to get all the case type ids currently in use
3021    *
3022    *
3023    * @return array $caseTypeIds
3024    */
3025   static function getUsedCaseType() {
3026     static $caseTypeIds;
3027
3028     if (!is_array($caseTypeIds)) {
3029       $query = "SELECT DISTINCT( civicrm_case.case_type_id ) FROM civicrm_case";
3030
3031       $dao = CRM_Core_DAO::executeQuery($query);
3032       $caseTypeIds = array();
3033       while ($dao->fetch()) {
3034         $typeId = explode(CRM_Core_DAO::VALUE_SEPARATOR,
3035           $dao->case_type_id
3036         );
3037         $caseTypeIds[] = $typeId[1];
3038       }
3039     }
3040
3041     return $caseTypeIds;
3042   }
3043
3044   /**
3045    * Function to get all the case status ids currently in use
3046    *
3047    *
3048    * @return array $caseStatusIds
3049    */
3050   static function getUsedCaseStatuses() {
3051     static $caseStatusIds;
3052
3053     if (!is_array($caseStatusIds)) {
3054       $query = "SELECT DISTINCT( civicrm_case.status_id ) FROM civicrm_case";
3055
3056       $dao = CRM_Core_DAO::executeQuery($query);
3057       $caseStatusIds = array();
3058       while ($dao->fetch()) {
3059         $caseStatusIds[] = $dao->status_id;
3060       }
3061     }
3062
3063     return $caseStatusIds;
3064   }
3065
3066   /**
3067    * Function to get all the encounter medium ids currently in use
3068    * @return array
3069    */
3070   static function getUsedEncounterMediums() {
3071     static $mediumIds;
3072
3073     if (!is_array($mediumIds)) {
3074       $query = "SELECT DISTINCT( civicrm_activity.medium_id )  FROM civicrm_activity";
3075
3076       $dao = CRM_Core_DAO::executeQuery($query);
3077       $mediumIds = array();
3078       while ($dao->fetch()) {
3079         $mediumIds[] = $dao->medium_id;
3080       }
3081     }
3082
3083     return $mediumIds;
3084   }
3085
3086   /**
3087    * Function to check case configuration.
3088    *
3089    * @return array $configured
3090    */
3091   static function isCaseConfigured($contactId = NULL) {
3092     $configured = array_fill_keys(array('configured', 'allowToAddNewCase', 'redirectToCaseAdmin'), FALSE);
3093
3094     //lets check for case configured.
3095     $allCasesCount = CRM_Case_BAO_Case::caseCount(NULL, FALSE);
3096     $configured['configured'] = ($allCasesCount) ? TRUE : FALSE;
3097     if (!$configured['configured']) {
3098       //do check for case type and case status.
3099       $caseTypes = CRM_Case_PseudoConstant::caseType('label', FALSE);
3100       if (!empty($caseTypes)) {
3101         $configured['configured'] = TRUE;
3102         if (!$configured['configured']) {
3103           $caseStatuses = CRM_Case_PseudoConstant::caseStatus('label', FALSE);
3104           if (!empty($caseStatuses)) {
3105             $configured['configured'] = TRUE;
3106           }
3107         }
3108       }
3109     }
3110     if ($configured['configured']) {
3111       //do check for active case type and case status.
3112       $caseTypes = CRM_Case_PseudoConstant::caseType();
3113       if (!empty($caseTypes)) {
3114         $caseStatuses = CRM_Case_PseudoConstant::caseStatus();
3115         if (!empty($caseStatuses)) {
3116           $configured['allowToAddNewCase'] = TRUE;
3117         }
3118       }
3119
3120       //do we need to redirect user to case admin.
3121       if (!$configured['allowToAddNewCase'] && $contactId) {
3122         //check for current contact case count.
3123         $currentContatCasesCount = CRM_Case_BAO_Case::caseCount($contactId);
3124         //redirect user to case admin page.
3125         if (!$currentContatCasesCount) {
3126           $configured['redirectToCaseAdmin'] = TRUE;
3127         }
3128       }
3129     }
3130
3131     return $configured;
3132   }
3133
3134   /**
3135    * Used during case component enablement and during ugprade
3136    */
3137   static function createCaseViews() {
3138     $dao = new CRM_Core_DAO();
3139
3140     $sql = self::createCaseViewsQuery('upcoming');
3141     CRM_Core_Error::ignoreException();
3142     $dao->query($sql);
3143     CRM_Core_Error::setCallback();
3144     if (PEAR::getStaticProperty('DB_DataObject', 'lastError')) {
3145       return FALSE;
3146     }
3147
3148     // Above error doesn't get caught?
3149     CRM_Core_Error::ignoreException();
3150     $doublecheck = $dao->singleValueQuery("SELECT count(id) FROM civicrm_view_case_activity_upcoming");
3151     CRM_Core_Error::setCallback();
3152     if (is_null($doublecheck)) {
3153       return FALSE;
3154     }
3155
3156     $sql = self::createCaseViewsQuery('recent');
3157     CRM_Core_Error::ignoreException();
3158     $dao->query($sql);
3159     CRM_Core_Error::setCallback();
3160     if (PEAR::getStaticProperty('DB_DataObject', 'lastError')) {
3161       return FALSE;
3162     }
3163
3164     // Above error doesn't get caught?
3165     CRM_Core_Error::ignoreException();
3166     $doublecheck = $dao->singleValueQuery("SELECT count(id) FROM civicrm_view_case_activity_recent");
3167     CRM_Core_Error::setCallback();
3168     if (is_null($doublecheck)) {
3169       return FALSE;
3170     }
3171
3172     return TRUE;
3173   }
3174
3175   /**
3176    * helper function, also used by the upgrade in case of error
3177    */
3178   static function createCaseViewsQuery($section = 'upcoming') {
3179     $sql = "";
3180     $scheduled_id = CRM_Core_OptionGroup::getValue('activity_status', 'Scheduled', 'name');
3181     switch ($section) {
3182       case 'upcoming':
3183         $sql = "CREATE OR REPLACE VIEW `civicrm_view_case_activity_upcoming`
3184  AS SELECT ca.case_id, a.id, a.activity_date_time, a.status_id, a.activity_type_id
3185  FROM civicrm_case_activity ca
3186  INNER JOIN civicrm_activity a ON ca.activity_id=a.id
3187  WHERE a.activity_date_time <= DATE_ADD( NOW(), INTERVAL 14 DAY )
3188  AND a.is_current_revision = 1 AND a.is_deleted=0 AND a.status_id = $scheduled_id";
3189         break;
3190
3191       case 'recent':
3192         $sql = "CREATE OR REPLACE VIEW `civicrm_view_case_activity_recent`
3193  AS SELECT ca.case_id, a.id, a.activity_date_time, a.status_id, a.activity_type_id
3194  FROM civicrm_case_activity ca
3195  INNER JOIN civicrm_activity a ON ca.activity_id=a.id
3196  WHERE a.activity_date_time <= NOW()
3197  AND a.activity_date_time >= DATE_SUB( NOW(), INTERVAL 14 DAY )
3198  AND a.is_current_revision = 1 AND a.is_deleted=0 AND a.status_id <> $scheduled_id";
3199         break;
3200     }
3201     return $sql;
3202   }
3203
3204   /**
3205    * Function to add/copy relationships, when new client is added for a case
3206    *
3207    * @param int $caseId case id
3208    * @param int $contactId contact id / new client id
3209    *
3210    * @return void
3211    */
3212   static function addCaseRelationships($caseId, $contactId) {
3213     // get the case role / relationships for the case
3214     $caseRelationships = new CRM_Contact_DAO_Relationship();
3215     $caseRelationships->case_id = $caseId;
3216     $caseRelationships->find();
3217     $relationshipTypes = array();
3218
3219     // make sure we don't add duplicate relationships of same relationship type.
3220     while ($caseRelationships->fetch() && !in_array($caseRelationships->relationship_type_id, $relationshipTypes)) {
3221       $values = array();
3222       CRM_Core_DAO::storeValues($caseRelationships, $values);
3223
3224       // add relationship for new client.
3225       $newRelationship = new CRM_Contact_DAO_Relationship();
3226       $newRelationship->copyValues($values);
3227       $newRelationship->id = NULL;
3228       $newRelationship->case_id = $caseId;
3229       $newRelationship->contact_id_a = $contactId;
3230       $newRelationship->end_date = CRM_Utils_Date::isoToMysql($caseRelationships->end_date);
3231       $newRelationship->start_date = CRM_Utils_Date::isoToMysql($caseRelationships->start_date);
3232
3233       // another check to avoid duplicate relationship, in cases where client is removed and re-added again.
3234       if (!$newRelationship->find(TRUE)) {
3235         $newRelationship->save();
3236       }
3237       $newRelationship->free();
3238
3239       // store relationship type of newly created relationship
3240       $relationshipTypes[] = $caseRelationships->relationship_type_id;
3241     }
3242   }
3243
3244   /**
3245    * Function to get the list of clients for a case
3246    *
3247    * @param int $caseId
3248    *
3249    * @return array $clients associated array with client ids
3250    * @static
3251    */
3252   static function getCaseClients($caseId) {
3253     $clients = array();
3254     $caseContact = new CRM_Case_DAO_CaseContact();
3255     $caseContact->case_id = $caseId;
3256     $caseContact->find();
3257
3258     while ($caseContact->fetch()) {
3259       $clients[] = $caseContact->contact_id;
3260     }
3261
3262     return $clients;
3263   }
3264
3265   /**
3266    * Get options for a given case field.
3267    * @see CRM_Core_DAO::buildOptions
3268    *
3269    * @param String $fieldName
3270    * @param String $context: @see CRM_Core_DAO::buildOptionsContext
3271    * @param Array  $props: whatever is known about this dao object
3272    */
3273   public static function buildOptions($fieldName, $context = NULL, $props = array()) {
3274     $className = __CLASS__;
3275     $params = array();
3276     switch ($fieldName) {
3277       // This field is not part of this object but the api supports it
3278       case 'medium_id':
3279         $className = 'CRM_Activity_BAO_Activity';
3280         break;
3281     }
3282     return CRM_Core_PseudoConstant::get($className, $fieldName, $params, $context);
3283   }
3284 }
3285