api/v3/Case.php

   1 <?php
   2
   3 /*
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   5   | CiviCRM version 4.3                                                |
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  27 */
  28
  29 /**
  30  * File for the CiviCRM APIv3 Case functions
  31  * Developed by woolman.org
  32  *
  33  * @package CiviCRM_APIv3
  34  * @subpackage API_Case
  35  * @copyright CiviCRM LLC (c) 2004-2013
  36  *
  37  */
  38
  39
  40 /**
  41  * Open a new case, add client and manager roles, and add standard timeline
  42  *
  43  * @param  array(
  44     //REQUIRED:
  45  * 'case_type_id' => int OR
  46  * 'case_type' => str (provide one or the other)
  47  * 'contact_id' => int // case client
  48  * 'subject' => str
  49  *
  50  * //OPTIONAL
  51  * 'medium_id' => int // see civicrm option values for possibilities
  52  * 'creator_id' => int // case manager, default to the logged in user
  53  * 'status_id' => int // defaults to 1 "ongoing"
  54  * 'location' => str
  55  * 'start_date' => str datestamp // defaults to: date('YmdHis')
  56  * 'duration' => int // in minutes
  57  * 'details' => str // html format
  58  *
  59  * @return sucessfully opened case
  60  *
  61  * @access public
  62  * {@getfields case_create}
  63  */
  64 function civicrm_api3_case_create($params) {
  65
  66   if (!empty($params['id'])) {
  67     return civicrm_api3_case_update($params);
  68   }
  69
  70   civicrm_api3_verify_mandatory($params, NULL, array('contact_id', 'subject', array('case_type', 'case_type_id')));
  71   _civicrm_api3_case_format_params($params);
  72
  73   // If format_params didn't find what it was looking for, return error
  74   if (empty($params['case_type_id'])) {
  75     return civicrm_api3_create_error('Invalid case_type. No such case type exists.');
  76   }
  77   if (empty($params['case_type'])) {
  78     return civicrm_api3_create_error('Invalid case_type_id. No such case type exists.');
  79   }
  80
  81   // Fixme: can we safely pass raw params to the BAO?
  82   $newParams = array(
  83     'case_type_id' => $params['case_type_id'],
  84     'creator_id' => $params['creator_id'],
  85     'status_id' => $params['status_id'],
  86     'start_date' => $params['start_date'],
  87     'end_date' => CRM_Utils_Array::value('end_date', $params),
  88     'subject' => $params['subject'],
  89   );
  90
  91   $caseBAO = CRM_Case_BAO_Case::create($newParams);
  92
  93   if (!$caseBAO) {
  94     return civicrm_api3_create_error('Case not created. Please check input params.');
  95   }
  96
  97   foreach ((array) $params['contact_id'] as $cid) {
  98     $contactParams = array('case_id' => $caseBAO->id, 'contact_id' => $cid);
  99     CRM_Case_BAO_Case::addCaseToContact($contactParams);
 100   }
 101
 102   // Initialize XML processor with $params
 103   $xmlProcessor = new CRM_Case_XMLProcessor_Process();
 104   $xmlProcessorParams = array(
 105     'clientID' => $params['contact_id'],
 106     'creatorID' => $params['creator_id'],
 107     'standardTimeline' => 1,
 108     'activityTypeName' => 'Open Case',
 109     'caseID' => $caseBAO->id,
 110     'subject' => $params['subject'],
 111     'location' => CRM_Utils_Array::value('location', $params),
 112     'activity_date_time' => $params['start_date'],
 113     'duration' => CRM_Utils_Array::value('duration', $params),
 114     'medium_id' => CRM_Utils_Array::value('medium_id', $params),
 115     'details' => CRM_Utils_Array::value('details', $params),
 116     'custom' => array(),
 117   );
 118
 119   // Do it! :-D
 120   $xmlProcessor->run($params['case_type'], $xmlProcessorParams);
 121
 122   // return case
 123   $values = array();
 124   _civicrm_api3_object_to_array($caseBAO, $values[$caseBAO->id]);
 125
 126   return civicrm_api3_create_success($values, $params, 'case', 'create', $caseBAO);
 127 }
 128
 129 /**
 130  * Adjust Metadata for Get Action
 131  *
 132  * @param array $params array or parameters determined by getfields
 133  */
 134 function _civicrm_api3_case_get_spec(&$params) {
 135   $params['contact_id']['api.aliases'] = array('client_id');
 136   $params['contact_id']['title'] = 'Case Client';
 137 }
 138
 139 /**
 140  * Adjust Metadata for Create Action
 141  *
 142  * @param array $params array or parameters determined by getfields
 143  */
 144 function _civicrm_api3_case_create_spec(&$params) {
 145   $params['contact_id']['api.aliases'] = array('client_id');
 146   $params['contact_id']['title'] = 'Case Client';
 147   $params['contact_id']['api.required'] = 1;
 148   $params['status_id']['api.default'] = 1;
 149 }
 150
 151 /**
 152  * Adjust Metadata for Update action
 153  *
 154  * @param array $params array or parameters determined by getfields
 155  */
 156 function _civicrm_api3_case_update_spec(&$params) {
 157   $params['id']['api.required'] = 1;
 158 }
 159
 160 /**
 161  * Adjust Metadata for Delete action
 162  *
 163  * @param array $params array or parameters determined by getfields
 164  */
 165 function _civicrm_api3_case_delete_spec(&$params) {
 166   $params['id']['api.required'] = 1;
 167 }
 168
 169 /**
 170  * Get details of a particular case, or search for cases, depending on params
 171  *
 172  * Please provide one (and only one) of the four get/search parameters:
 173  *
 174  * @param array(
 175     'id' => if set, will get all available info about a case, including contacts and activities
 176  *
 177  * // if no case_id provided, this function will use one of the following search parameters:
 178  * 'client_id' => finds all cases with a specific client
 179  * 'activity_id' => returns the case containing a specific activity
 180  * 'contact_id' => finds all cases associated with a contact (in any role, not just client)
 181  *
 182  * {@getfields case_get}
 183  *
 184  * @return (get mode, case_id provided): Array with case details, case roles, case activity ids, (search mode, case_id not provided): Array of cases found
 185  * @access public
 186  * @todo Erik Hommel 16 dec 2010 check if all DB fields are returned
 187  */
 188 function civicrm_api3_case_get($params) {
 189   civicrm_api3_verify_mandatory($params, NULL, array(
 190     array('case_id', 'contact_id', 'activity_id', 'contact_id')
 191   ));
 192
 193   $options = _civicrm_api3_get_options_from_params($params);
 194
 195   // Get by id
 196   $caseId = CRM_Utils_Array::value('id', $params);
 197   if ($caseId) {
 198     // Validate param
 199     if (!is_numeric($caseId)) {
 200       return civicrm_api3_create_error('Invalid parameter: case_id. Must provide a numeric value.');
 201     }
 202     // For historic reasons we always return these when an id is provided
 203     $options['return'] = array('contacts' => 1, 'activities' => 1);
 204     $case = _civicrm_api3_case_read($caseId, $options);
 205
 206     if ($case) {
 207       return civicrm_api3_create_success(array($caseId => $case), $params, 'case', 'get');
 208     }
 209     else {
 210       return civicrm_api3_create_success(array(), $params, 'case', 'get');
 211     }
 212   }
 213
 214   //search by client
 215   if (!empty($params['contact_id'])) {
 216     $ids = array();
 217     foreach ((array) $params['contact_id'] as $cid) {
 218       if (is_numeric($cid)) {
 219         $ids = array_merge($ids, CRM_Case_BAO_Case::retrieveCaseIdsByContactId($cid, TRUE));
 220       }
 221     }
 222     $cases = array();
 223     foreach ($ids as $id) {
 224       if ($case = _civicrm_api3_case_read($id, $options)) {
 225         $cases[$id] = $case;
 226       }
 227     }
 228     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 229   }
 230
 231   //search by activity
 232   if (!empty($params['activity_id'])) {
 233     if (!is_numeric($params['activity_id'])) {
 234       return civicrm_api3_create_error('Invalid parameter: activity_id. Must provide a numeric value.');
 235     }
 236     $caseId = CRM_Case_BAO_Case::getCaseIdByActivityId($params['activity_id']);
 237     if (!$caseId) {
 238       return civicrm_api3_create_success(array(), $params, 'case', 'get');
 239     }
 240     $case = array($caseId => _civicrm_api3_case_read($caseId, $options));
 241     return civicrm_api3_create_success($case, $params, 'case', 'get');
 242   }
 243
 244   //search by contacts
 245   if ($contact = CRM_Utils_Array::value('contact_id', $params)) {
 246     if (!is_numeric($contact)) {
 247       return civicrm_api3_create_error('Invalid parameter: contact_id.  Must provide a numeric value.');
 248     }
 249
 250     $sql = "
 251 SELECT DISTINCT case_id
 252   FROM civicrm_relationship
 253  WHERE (contact_id_a = $contact
 254     OR contact_id_b = $contact)
 255    AND case_id IS NOT NULL";
 256     $dao = &CRM_Core_DAO::executeQuery($sql);
 257
 258     $cases = array();
 259     while ($dao->fetch()) {
 260       $cases[$dao->case_id] = _civicrm_api3_case_read($dao->case_id, $options);
 261     }
 262     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 263   }
 264 }
 265
 266 /**
 267  * Deprecated. Use activity API instead
 268  */
 269 function civicrm_api3_case_activity_create($params) {
 270   return civicrm_api3_activity_create($params);
 271 }
 272
 273 /**
 274  * Update a specified case.
 275  *
 276  * @param  array(
 277     //REQUIRED:
 278  * 'case_id' => int
 279  *
 280  * //OPTIONAL
 281  * 'status_id' => int
 282  * 'start_date' => str datestamp
 283  * 'contact_id' => int // case client
 284  *
 285  * @return Updated case
 286  *
 287  * @access public
 288  *
 289  */
 290 function civicrm_api3_case_update($params) {
 291   //check parameters
 292   civicrm_api3_verify_mandatory($params, NULL, array('id'));
 293
 294   // return error if modifing creator id
 295   if (array_key_exists('creator_id', $params)) {
 296     return civicrm_api3_create_error(ts('You cannot update creator id'));
 297   }
 298
 299   $mCaseId = array();
 300   $origContactIds = array();
 301
 302   // get original contact id and creator id of case
 303   if (!empty($params['contact_id'])) {
 304     $origContactIds = CRM_Case_BAO_Case::retrieveContactIdsByCaseId($params['case_id']);
 305     $origContactId = $origContactIds[1];
 306   }
 307
 308   if (count($origContactIds) > 1) {
 309     // check valid orig contact id
 310     if (!empty($params['orig_contact_id']) && !in_array($params['orig_contact_id'], $origContactIds)) {
 311       return civicrm_api3_create_error('Invalid case contact id (orig_contact_id)');
 312     }
 313     elseif (empty($params['orig_contact_id'])) {
 314       return civicrm_api3_create_error('Case is linked with more than one contact id. Provide the required params orig_contact_id to be replaced');
 315     }
 316     $origContactId = $params['orig_contact_id'];
 317   }
 318
 319   // check for same contact id for edit Client
 320   if (!empty($params['contact_id']) && !in_array($params['contact_id'], $origContactIds)) {
 321     $mCaseId = CRM_Case_BAO_Case::mergeCases($params['contact_id'], $params['case_id'], $origContactId, NULL, TRUE);
 322   }
 323
 324   if (!empty($mCaseId[0])) {
 325     $params['case_id'] = $mCaseId[0];
 326   }
 327
 328   $dao = new CRM_Case_BAO_Case();
 329   $dao->id = $params['id'];
 330
 331   $dao->copyValues($params);
 332   $dao->save();
 333
 334   $case = array();
 335
 336   _civicrm_api3_object_to_array($dao, $case);
 337
 338   return civicrm_api3_create_success($case, $params, 'case', 'update', $dao);
 339 }
 340
 341 /**
 342  * Delete a specified case.
 343  *
 344  * @param  array(
 345     //REQUIRED:
 346  * 'id' => int
 347  *
 348  * //OPTIONAL
 349  * 'move_to_trash' => bool (defaults to false)
 350  *
 351  * @return boolean: true if success, else false
 352  * {@getfields case_delete}
 353  * @access public
 354  */
 355 function civicrm_api3_case_delete($params) {
 356   //check parameters
 357   civicrm_api3_verify_mandatory($params, NULL, array('id'));
 358
 359   if (CRM_Case_BAO_Case::deleteCase($params['id'], CRM_Utils_Array::value('move_to_trash', $params, FALSE))) {
 360     return civicrm_api3_create_success($params, $params, 'case', 'delete');
 361   }
 362   else {
 363     return civicrm_api3_create_error('Could not delete case.');
 364   }
 365 }
 366
 367 /***********************************/
 368 /*                                 */
 369 /*     INTERNAL FUNCTIONS          */
 370 /*                                 */
 371 /***********************************/
 372
 373 /**
 374  * Internal function to retrieve a case.
 375  *
 376  * @param int $caseId
 377  *
 378  * @return array (reference) case object
 379  *
 380  */
 381 function _civicrm_api3_case_read($caseId, $options) {
 382   $return = CRM_Utils_Array::value('return', $options, array());
 383   $dao = new CRM_Case_BAO_Case();
 384   $dao->id = $caseId;
 385   if ($dao->find(TRUE)) {
 386     $case = array();
 387     _civicrm_api3_object_to_array($dao, $case);
 388     // Legacy support for client_id - TODO: in apiv4 remove 'client_id'
 389     $case['client_id'] = $case['contact_id'] = $dao->retrieveContactIdsByCaseId($caseId);
 390
 391     //handle multi-value case type
 392     $sep = CRM_Core_DAO::VALUE_SEPARATOR;
 393     $case['case_type_id'] = trim(str_replace($sep, ',', $case['case_type_id']), ',');
 394
 395     if (!empty($return['contacts'])) {
 396       //get case contacts
 397       $contacts = CRM_Case_BAO_Case::getcontactNames($caseId);
 398       $relations = CRM_Case_BAO_Case::getRelatedContacts($caseId);
 399       $case['contacts'] = array_merge($contacts, $relations);
 400     }
 401     if (!empty($return['activities'])) {
 402       //get case activities
 403       $case['activities'] = array();
 404       $query = "SELECT activity_id FROM civicrm_case_activity WHERE case_id = $caseId";
 405       $dao = CRM_Core_DAO::executeQuery($query);
 406       while ($dao->fetch()) {
 407         $case['activities'][] = $dao->activity_id;
 408       }
 409     }
 410     return $case;
 411   }
 412 }
 413
 414 /**
 415  * Internal function to format create params for processing
 416  */
 417 function _civicrm_api3_case_format_params(&$params) {
 418   if (!array_key_exists('creator_id', $params)) {
 419     $session = CRM_Core_Session::singleton();
 420     $params['creator_id'] = $session->get('userID');
 421   }
 422   if (empty($params['start_date'])) {
 423     $params['start_date'] = date('YmdHis');
 424   }
 425   // figure out case type id from case type and vice-versa
 426   $caseTypes = CRM_Case_PseudoConstant::caseType('label', FALSE);
 427   if (empty($params['case_type_id'])) {
 428     $params['case_type_id'] = array_search($params['case_type'], $caseTypes);
 429   }
 430   elseif (empty($params['case_type'])) {
 431     $params['case_type'] = $caseTypes[$params['case_type_id']];
 432   }
 433   // format input with value separators
 434   $sep = CRM_Core_DAO::VALUE_SEPARATOR;
 435   $params['case_type_id'] = $sep . implode($sep, (array) $params['case_type_id']) . $sep;
 436 }