api/v3/Case.php

   1 <?php
   2
   3 /*
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   5   | CiviCRM version 4.5                                                |
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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['creator_id']['api.default'] = 'user_contact_id';
 151   $params['creator_id']['type'] = CRM_Utils_Type::T_INT;
 152   $params['start_date']['api.default'] = 'now';
 153   $params['medium_id'] = array(
 154     'name' => 'medium_id',
 155     'title' => 'Activity Medium',
 156   );
 157 }
 158
 159 /**
 160  * Adjust Metadata for Update action
 161  *
 162  * @param array $params array or parameters determined by getfields
 163  */
 164 function _civicrm_api3_case_update_spec(&$params) {
 165   $params['id']['api.required'] = 1;
 166 }
 167
 168 /**
 169  * Adjust Metadata for Delete action
 170  *
 171  * @param array $params array or parameters determined by getfields
 172  */
 173 function _civicrm_api3_case_delete_spec(&$params) {
 174   $params['id']['api.required'] = 1;
 175 }
 176
 177 /**
 178  * Get details of a particular case, or search for cases, depending on params
 179  *
 180  * Please provide one (and only one) of the four get/search parameters:
 181  *
 182  * @param array (
 183  * 'id' => if set, will get all available info about a case, including contacts and activities
 184  *
 185  * // if no case_id provided, this function will use one of the following search parameters:
 186  * 'client_id' => finds all cases with a specific client
 187  * 'activity_id' => returns the case containing a specific activity
 188  * 'contact_id' => finds all cases associated with a contact (in any role, not just client)
 189  *
 190  * {@getfields case_get}
 191  *
 192  * @throws API_Exception
 193  * @return array (get mode, case_id provided): Array with case details, case roles, case activity ids, (search mode, case_id not provided): Array of cases found@access public
 194  * @todo Erik Hommel 16 dec 2010 check if all DB fields are returned
 195  */
 196 function civicrm_api3_case_get($params) {
 197   $options = _civicrm_api3_get_options_from_params($params);
 198   //search by client
 199   if (!empty($params['contact_id'])) {
 200     $ids = array();
 201     foreach ((array) $params['contact_id'] as $cid) {
 202       if (is_numeric($cid)) {
 203         $ids = array_merge($ids, CRM_Case_BAO_Case::retrieveCaseIdsByContactId($cid, TRUE));
 204       }
 205     }
 206     $cases = array();
 207     foreach ($ids as $id) {
 208       if ($case = _civicrm_api3_case_read($id, $options)) {
 209         $cases[$id] = $case;
 210       }
 211     }
 212     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 213   }
 214
 215   //search by activity
 216   if (!empty($params['activity_id'])) {
 217     if (!is_numeric($params['activity_id'])) {
 218       throw new API_Exception('Invalid parameter: activity_id. Must provide a numeric value.');
 219     }
 220     $caseId = CRM_Case_BAO_Case::getCaseIdByActivityId($params['activity_id']);
 221     if (!$caseId) {
 222       return civicrm_api3_create_success(array(), $params, 'case', 'get');
 223     }
 224     $case = array($caseId => _civicrm_api3_case_read($caseId, $options));
 225     return civicrm_api3_create_success($case, $params, 'case', 'get');
 226   }
 227
 228   //search by contacts
 229   if ($contact = CRM_Utils_Array::value('contact_id', $params)) {
 230     if (!is_numeric($contact)) {
 231       throw new API_Exception('Invalid parameter: contact_id.  Must provide a numeric value.');
 232     }
 233
 234     $sql = "
 235 SELECT DISTINCT case_id
 236   FROM civicrm_relationship
 237  WHERE (contact_id_a = $contact
 238     OR contact_id_b = $contact)
 239    AND case_id IS NOT NULL";
 240     $dao = CRM_Core_DAO::executeQuery($sql);
 241
 242     $cases = array();
 243     while ($dao->fetch()) {
 244       $cases[$dao->case_id] = _civicrm_api3_case_read($dao->case_id, $options);
 245     }
 246     return civicrm_api3_create_success($cases, $params, 'case', 'get');
 247   }
 248
 249   // For historic reasons we always return these when an id is provided
 250   $caseId = CRM_Utils_Array::value('id', $params);
 251   if ($caseId) {
 252     $options['return'] = array('contacts' => 1, 'activities' => 1);
 253   }
 254
 255   $foundcases =  _civicrm_api3_basic_get(_civicrm_api3_get_BAO(__FUNCTION__), $params, TRUE, 'Case');
 256   $cases = array();
 257   foreach ($foundcases['values'] as $foundcase) {
 258       if ($case = _civicrm_api3_case_read($foundcase['id'], $options)) {
 259         $cases[$foundcase['id']] = $case;
 260       }
 261     }
 262
 263   return civicrm_api3_create_success($cases, $params, 'case', 'get');
 264 }
 265
 266 /**
 267  * Deprecated. Use activity API instead
 268  */
 269 function civicrm_api3_case_activity_create($params) {
 270   return civicrm_api3_activity_create($params);
 271 }
 272
 273 /**
 274  * Update a specified case.
 275  *
 276  * @param  array (
 277  * //REQUIRED:
 278  * 'case_id' => int
 279  *
 280  * //OPTIONAL
 281  * 'status_id' => int
 282  * 'start_date' => str datestamp
 283  * 'contact_id' => int // case client
 284  *
 285  * @throws API_Exception
 286  * @return array api result array
 287  *
 288  * @access public
 289  */
 290 function civicrm_api3_case_update($params) {
 291   //check parameters
 292   civicrm_api3_verify_mandatory($params, NULL, array('id'));
 293
 294   // return error if modifying creator id
 295   if (array_key_exists('creator_id', $params)) {
 296     throw new API_Exception(ts('You cannot update creator id'));
 297   }
 298
 299   $mCaseId = $origContactIds = array();
 300
 301   // get original contact id and creator id of case
 302   if (!empty($params['contact_id'])) {
 303     $origContactIds = CRM_Case_BAO_Case::retrieveContactIdsByCaseId($params['id']);
 304     $origContactId = $origContactIds[1];
 305   }
 306
 307   if (count($origContactIds) > 1) {
 308     // check valid orig contact id
 309     if (!empty($params['orig_contact_id']) && !in_array($params['orig_contact_id'], $origContactIds)) {
 310       throw new API_Exception('Invalid case contact id (orig_contact_id)');
 311     }
 312     elseif (empty($params['orig_contact_id'])) {
 313       throw new API_Exception('Case is linked with more than one contact id. Provide the required params orig_contact_id to be replaced');
 314     }
 315     $origContactId = $params['orig_contact_id'];
 316   }
 317
 318   // check for same contact id for edit Client
 319   if (!empty($params['contact_id']) && !in_array($params['contact_id'], $origContactIds)) {
 320     $mCaseId = CRM_Case_BAO_Case::mergeCases($params['contact_id'], $params['case_id'], $origContactId, NULL, TRUE);
 321   }
 322
 323   if (!empty($mCaseId[0])) {
 324     $params['id'] = $mCaseId[0];
 325   }
 326
 327   $dao = new CRM_Case_BAO_Case();
 328   $dao->id = $params['id'];
 329
 330   $dao->copyValues($params);
 331   $dao->save();
 332
 333   $case = array();
 334
 335   _civicrm_api3_object_to_array($dao, $case);
 336
 337   return civicrm_api3_create_success($case, $params, 'case', 'update', $dao);
 338 }
 339
 340 /**
 341  * Delete a specified case.
 342  *
 343  * @param  array (
 344  * //REQUIRED:
 345  * 'id' => int
 346  *
 347  * //OPTIONAL
 348  * 'move_to_trash' => bool (defaults to false)
 349  *
 350  * @throws API_Exception
 351  * @return boolean: true if success, else false
 352  * {@getfields case_delete}
 353  * @access public
 354  */
 355 function civicrm_api3_case_delete($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     throw new API_Exception('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  * @param $options
 379  *
 380  * @internal param $params
 381  *
 382  * @internal param $options
 383  *
 384  * @return array (reference) case object
 385  */
 386 function _civicrm_api3_case_read($caseId, $options) {
 387   $return = CRM_Utils_Array::value('return', $options, array());
 388   $dao = new CRM_Case_BAO_Case();
 389   $dao->id = $caseId;
 390   if ($dao->find(TRUE)) {
 391     $case = array();
 392     _civicrm_api3_object_to_array($dao, $case);
 393     // Legacy support for client_id - TODO: in apiv4 remove 'client_id'
 394     $case['client_id'] = $case['contact_id'] = $dao->retrieveContactIdsByCaseId($caseId);
 395
 396     if (!empty($return['contacts'])) {
 397       //get case contacts
 398       $contacts = CRM_Case_BAO_Case::getcontactNames($caseId);
 399       $relations = CRM_Case_BAO_Case::getRelatedContacts($caseId);
 400       $case['contacts'] = array_merge($contacts, $relations);
 401     }
 402     if (!empty($return['activities'])) {
 403       //get case activities
 404       $case['activities'] = array();
 405       $query = "SELECT activity_id FROM civicrm_case_activity WHERE case_id = $caseId";
 406       $dao = CRM_Core_DAO::executeQuery($query);
 407       while ($dao->fetch()) {
 408         $case['activities'][] = $dao->activity_id;
 409       }
 410     }
 411     return $case;
 412   }
 413 }
 414
 415 /**
 416  * Internal function to format create params for processing
 417  */
 418 function _civicrm_api3_case_format_params(&$params) {
 419   // figure out case type id from case type and vice-versa
 420   $caseTypes = CRM_Case_PseudoConstant::caseType('name', FALSE);
 421   if (empty($params['case_type_id'])) {
 422     $params['case_type_id'] = array_search($params['case_type'], $caseTypes);
 423
 424     // DEPRECATED: lookup by label for backward compatibility
 425     if (!$params['case_type_id']) {
 426       $caseTypeLabels = CRM_Case_PseudoConstant::caseType('title', FALSE);
 427       $params['case_type_id'] = array_search($params['case_type'], $caseTypeLabels);
 428       $params['case_type'] = $caseTypes[$params['case_type_id']]; // label => name
 429     }
 430   }
 431   elseif (empty($params['case_type'])) {
 432     $params['case_type'] = $caseTypes[$params['case_type_id']];
 433   }
 434 }