api/v3/Case.php

   1 <?php
   2
   3 /*
   4   +--------------------------------------------------------------------+
   5   | CiviCRM version 4.5                                                |
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  13   | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
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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) 2004-2014
  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  * @throws API_Exception
  60  * @return array api result array
  61  *
  62  * @access public
  63  * {@getfields case_create}
  64  */
  65 function civicrm_api3_case_create($params) {
  66
  67   if (!empty($params['id'])) {
  68     return civicrm_api3_case_update($params);
  69   }
  70
  71   civicrm_api3_verify_mandatory($params, NULL, array('contact_id', 'subject', array('case_type', 'case_type_id')));
  72   _civicrm_api3_case_format_params($params);
  73
  74   // If format_params didn't find what it was looking for, return error
  75   if (empty($params['case_type_id'])) {
  76     throw new API_Exception('Invalid case_type. No such case type exists.');
  77   }
  78   if (empty($params['case_type'])) {
  79     throw new API_Exception('Invalid case_type_id. No such case type exists.');
  80   }
  81
  82   // Fixme: can we safely pass raw params to the BAO?
  83   $newParams = array(
  84     'case_type_id' => $params['case_type_id'],
  85     'creator_id' => $params['creator_id'],
  86     'status_id' => $params['status_id'],
  87     'start_date' => $params['start_date'],
  88     'end_date' => CRM_Utils_Array::value('end_date', $params),
  89     'subject' => $params['subject'],
  90   );
  91
  92   $caseBAO = CRM_Case_BAO_Case::create($newParams);
  93
  94   if (!$caseBAO) {
  95     throw new API_Exception('Case not created. Please check input params.');
  96   }
  97
  98   foreach ((array) $params['contact_id'] as $cid) {
  99     $contactParams = array('case_id' => $caseBAO->id, 'contact_id' => $cid);
 100     CRM_Case_BAO_Case::addCaseToContact($contactParams);
 101   }
 102
 103   // Initialize XML processor with $params
 104   $xmlProcessor = new CRM_Case_XMLProcessor_Process();
 105   $xmlProcessorParams = array(
 106     'clientID' => $params['contact_id'],
 107     'creatorID' => $params['creator_id'],
 108     'standardTimeline' => 1,
 109     'activityTypeName' => 'Open Case',
 110     'caseID' => $caseBAO->id,
 111     'subject' => $params['subject'],
 112     'location' => CRM_Utils_Array::value('location', $params),
 113     'activity_date_time' => $params['start_date'],
 114     'duration' => CRM_Utils_Array::value('duration', $params),
 115     'medium_id' => CRM_Utils_Array::value('medium_id', $params),
 116     'details' => CRM_Utils_Array::value('details', $params),
 117     'custom' => array(),
 118   );
 119
 120   // Do it! :-D
 121   $xmlProcessor->run($params['case_type'], $xmlProcessorParams);
 122
 123   // return case
 124   $values = array();
 125   _civicrm_api3_object_to_array($caseBAO, $values[$caseBAO->id]);
 126
 127   return civicrm_api3_create_success($values, $params, 'case', 'create', $caseBAO);
 128 }
 129
 130 /**
 131  * Adjust Metadata for Get Action
 132  *
 133  * @param array $params array or parameters determined by getfields
 134  */
 135 function _civicrm_api3_case_get_spec(&$params) {
 136   $params['contact_id']['api.aliases'] = array('client_id');
 137   $params['contact_id']['title'] = 'Case Client';
 138 }
 139
 140 /**
 141  * Adjust Metadata for Create Action
 142  *
 143  * @param array $params array or parameters determined by getfields
 144  */
 145 function _civicrm_api3_case_create_spec(&$params) {
 146   $params['contact_id']['api.aliases'] = array('client_id');
 147   $params['contact_id']['title'] = 'Case Client';
 148   $params['contact_id']['api.required'] = 1;
 149   $params['status_id']['api.default'] = 1;
 150   $params['status_id']['api.aliases'] = array('case_status');
 151   $params['creator_id']['api.default'] = 'user_contact_id';
 152   $params['creator_id']['type'] = CRM_Utils_Type::T_INT;
 153   $params['creator_id']['title'] = 'Case Created By';
 154   $params['start_date']['api.default'] = 'now';
 155   $params['medium_id'] = array(
 156     'name' => 'medium_id',
 157     'title' => 'Activity Medium',
 158   );
 159 }
 160
 161 /**
 162  * Adjust Metadata for Update action
 163  *
 164  * @param array $params array or parameters determined by getfields
 165  */
 166 function _civicrm_api3_case_update_spec(&$params) {
 167   $params['id']['api.required'] = 1;
 168 }
 169
 170 /**
 171  * Adjust Metadata for Delete action
 172  *
 173  * @param array $params array or parameters determined by getfields
 174  */
 175 function _civicrm_api3_case_delete_spec(&$params) {
 176   $params['id']['api.required'] = 1;
 177 }
 178
 179 /**
 180  * Get details of a particular case, or search for cases, depending on params
 181  *
 182  * Please provide one (and only one) of the four get/search parameters:
 183  *
 184  * @param array (
 185  * 'id' => if set, will get all available info about a case, including contacts and activities
 186  *
 187  * // if no case_id provided, this function will use one of the following search parameters:
 188  * 'client_id' => finds all cases with a specific client
 189  * 'activity_id' => returns the case containing a specific activity
 190  * 'contact_id' => finds all cases associated with a contact (in any role, not just client)
 191  *
 192  * {@getfields case_get}
 193  *
 194  * @throws API_Exception
 195  * @return array (get mode, case_id provided): Array with case details, case roles, case activity ids, (search mode, case_id not provided): Array of cases found@access public
 196  * @todo Erik Hommel 16 dec 2010 check if all DB fields are returned
 197  */
 198 function civicrm_api3_case_get($params) {
 199   $options = _civicrm_api3_get_options_from_params($params);
 200   //search by client
 201   if (!empty($params['contact_id'])) {
 202     $ids = array();
 203     foreach ((array) $params['contact_id'] as $cid) {
 204       if (is_numeric($cid)) {
 205         $ids = array_merge($ids, CRM_Case_BAO_Case::retrieveCaseIdsByContactId($cid, TRUE));
 206       }
 207     }
 208     $cases = array();
 209     foreach ($ids as $id) {
 210       if ($case = _civicrm_api3_case_read($id, $options)) {
 211         $cases[$id] = $case;
 212       }
 213     }
 214     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 215   }
 216
 217   //search by activity
 218   if (!empty($params['activity_id'])) {
 219     if (!is_numeric($params['activity_id'])) {
 220       throw new API_Exception('Invalid parameter: activity_id. Must provide a numeric value.');
 221     }
 222     $caseId = CRM_Case_BAO_Case::getCaseIdByActivityId($params['activity_id']);
 223     if (!$caseId) {
 224       return civicrm_api3_create_success(array(), $params, 'case', 'get');
 225     }
 226     $case = array($caseId => _civicrm_api3_case_read($caseId, $options));
 227     return civicrm_api3_create_success($case, $params, 'case', 'get');
 228   }
 229
 230   //search by contacts
 231   if ($contact = CRM_Utils_Array::value('contact_id', $params)) {
 232     if (!is_numeric($contact)) {
 233       throw new API_Exception('Invalid parameter: contact_id.  Must provide a numeric value.');
 234     }
 235
 236     $sql = "
 237 SELECT DISTINCT case_id
 238   FROM civicrm_relationship
 239  WHERE (contact_id_a = $contact
 240     OR contact_id_b = $contact)
 241    AND case_id IS NOT NULL";
 242     $dao = CRM_Core_DAO::executeQuery($sql);
 243
 244     $cases = array();
 245     while ($dao->fetch()) {
 246       $cases[$dao->case_id] = _civicrm_api3_case_read($dao->case_id, $options);
 247     }
 248     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 249   }
 250
 251   // For historic reasons we always return these when an id is provided
 252   $caseId = CRM_Utils_Array::value('id', $params);
 253   if ($caseId) {
 254     $options['return'] = array('contacts' => 1, 'activities' => 1);
 255   }
 256
 257   $foundcases =  _civicrm_api3_basic_get(_civicrm_api3_get_BAO(__FUNCTION__), $params, TRUE, 'Case');
 258   $cases = array();
 259   foreach ($foundcases['values'] as $foundcase) {
 260       if ($case = _civicrm_api3_case_read($foundcase['id'], $options)) {
 261         $cases[$foundcase['id']] = $case;
 262       }
 263     }
 264
 265   return civicrm_api3_create_success($cases, $params, 'case', 'get');
 266 }
 267
 268 /**
 269  * Deprecated. Use activity API instead
 270  *
 271  * @param array $params
 272  *
 273  * @throws API_Exception
 274  * @return array
 275  */
 276 function civicrm_api3_case_activity_create($params) {
 277   require_once "api/v3/Activity.php";
 278   return civicrm_api3_activity_create($params) + array(
 279     'deprecated' => CRM_Utils_Array::value('activity_create', _civicrm_api3_case_deprecation()),
 280   );
 281 }
 282
 283 /**
 284  * @deprecated api notice
 285  * @return array of deprecated actions
 286  */
 287 function _civicrm_api3_case_deprecation() {
 288   return array('activity_create' => 'Case api "activity_create" action is deprecated. Use the activity api instead.');
 289 }
 290
 291 /**
 292  * Update a specified case.
 293  *
 294  * @param  array (
 295  * //REQUIRED:
 296  * 'case_id' => int
 297  *
 298  * //OPTIONAL
 299  * 'status_id' => int
 300  * 'start_date' => str datestamp
 301  * 'contact_id' => int // case client
 302  *
 303  * @throws API_Exception
 304  * @return array api result array
 305  *
 306  * @access public
 307  */
 308 function civicrm_api3_case_update($params) {
 309   //check parameters
 310   civicrm_api3_verify_mandatory($params, NULL, array('id'));
 311
 312   // return error if modifying creator id
 313   if (array_key_exists('creator_id', $params)) {
 314     throw new API_Exception(ts('You cannot update creator id'));
 315   }
 316
 317   $mCaseId = $origContactIds = array();
 318
 319   // get original contact id and creator id of case
 320   if (!empty($params['contact_id'])) {
 321     $origContactIds = CRM_Case_BAO_Case::retrieveContactIdsByCaseId($params['id']);
 322     $origContactId = $origContactIds[1];
 323   }
 324
 325   if (count($origContactIds) > 1) {
 326     // check valid orig contact id
 327     if (!empty($params['orig_contact_id']) && !in_array($params['orig_contact_id'], $origContactIds)) {
 328       throw new API_Exception('Invalid case contact id (orig_contact_id)');
 329     }
 330     elseif (empty($params['orig_contact_id'])) {
 331       throw new API_Exception('Case is linked with more than one contact id. Provide the required params orig_contact_id to be replaced');
 332     }
 333     $origContactId = $params['orig_contact_id'];
 334   }
 335
 336   // check for same contact id for edit Client
 337   if (!empty($params['contact_id']) && !in_array($params['contact_id'], $origContactIds)) {
 338     $mCaseId = CRM_Case_BAO_Case::mergeCases($params['contact_id'], $params['case_id'], $origContactId, NULL, TRUE);
 339   }
 340
 341   if (!empty($mCaseId[0])) {
 342     $params['id'] = $mCaseId[0];
 343   }
 344
 345   $dao = new CRM_Case_BAO_Case();
 346   $dao->id = $params['id'];
 347
 348   $dao->copyValues($params);
 349   $dao->save();
 350
 351   $case = array();
 352
 353   _civicrm_api3_object_to_array($dao, $case);
 354   $values[$dao->id] = $case;
 355
 356   return civicrm_api3_create_success($values, $params, 'case', 'update', $dao);
 357 }
 358
 359 /**
 360  * Delete a specified case.
 361  *
 362  * @param  array (
 363  * //REQUIRED:
 364  * 'id' => int
 365  *
 366  * //OPTIONAL
 367  * 'move_to_trash' => bool (defaults to false)
 368  *
 369  * @throws API_Exception
 370  * @return boolean: true if success, else false
 371  * {@getfields case_delete}
 372  * @access public
 373  */
 374 function civicrm_api3_case_delete($params) {
 375   //check parameters
 376   civicrm_api3_verify_mandatory($params, NULL, array('id'));
 377
 378   if (CRM_Case_BAO_Case::deleteCase($params['id'], CRM_Utils_Array::value('move_to_trash', $params, FALSE))) {
 379     return civicrm_api3_create_success($params, $params, 'case', 'delete');
 380   }
 381   else {
 382     throw new API_Exception('Could not delete case.');
 383   }
 384 }
 385
 386 /***********************************/
 387 /*                                 */
 388 /*     INTERNAL FUNCTIONS          */
 389 /*                                 */
 390 /***********************************/
 391
 392 /**
 393  * Internal function to retrieve a case.
 394  *
 395  * @param int $caseId
 396  *
 397  * @param $options
 398  *
 399  * @return array case object
 400  */
 401 function _civicrm_api3_case_read($caseId, $options) {
 402   $return = CRM_Utils_Array::value('return', $options, array());
 403   $dao = new CRM_Case_BAO_Case();
 404   $dao->id = $caseId;
 405   if ($dao->find(TRUE)) {
 406     $case = array();
 407     _civicrm_api3_object_to_array($dao, $case);
 408     // Legacy support for client_id - TODO: in apiv4 remove 'client_id'
 409     $case['client_id'] = $case['contact_id'] = $dao->retrieveContactIdsByCaseId($caseId);
 410
 411     if (!empty($return['contacts'])) {
 412       //get case contacts
 413       $contacts = CRM_Case_BAO_Case::getcontactNames($caseId);
 414       $relations = CRM_Case_BAO_Case::getRelatedContacts($caseId);
 415       $case['contacts'] = array_merge($contacts, $relations);
 416     }
 417     if (!empty($return['activities'])) {
 418       //get case activities
 419       $case['activities'] = array();
 420       $query = "SELECT activity_id FROM civicrm_case_activity WHERE case_id = $caseId";
 421       $dao = CRM_Core_DAO::executeQuery($query);
 422       while ($dao->fetch()) {
 423         $case['activities'][] = $dao->activity_id;
 424       }
 425     }
 426     return $case;
 427   }
 428 }
 429
 430 /**
 431  * Internal function to format create params for processing
 432  *
 433  * @param array $params
 434  */
 435 function _civicrm_api3_case_format_params(&$params) {
 436   // figure out case type id from case type and vice-versa
 437   $caseTypes = CRM_Case_PseudoConstant::caseType('name', FALSE);
 438   if (empty($params['case_type_id'])) {
 439     $params['case_type_id'] = array_search($params['case_type'], $caseTypes);
 440
 441     // DEPRECATED: lookup by label for backward compatibility
 442     if (!$params['case_type_id']) {
 443       $caseTypeLabels = CRM_Case_PseudoConstant::caseType('title', FALSE);
 444       $params['case_type_id'] = array_search($params['case_type'], $caseTypeLabels);
 445       $params['case_type'] = $caseTypes[$params['case_type_id']]; // label => name
 446     }
 447   }
 448   elseif (empty($params['case_type'])) {
 449     $params['case_type'] = $caseTypes[$params['case_type_id']];
 450   }
 451 }