CRM/Event/BAO/Query.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.6                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2014                                |
   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) 2004-2014
  32  * $Id$
  33  *
  34  */
  35 class CRM_Event_BAO_Query {
  36
  37   /**
  38    * @return array
  39    */
  40   public static function &getFields() {
  41     $fields = array();
  42     $fields = array_merge($fields, CRM_Event_DAO_Event::import());
  43     $fields = array_merge($fields, self::getParticipantFields());
  44     $fields = array_merge($fields, CRM_Core_DAO_Discount::export());
  45
  46     return $fields;
  47   }
  48
  49   /**
  50    * @return array
  51    */
  52   public static function &getParticipantFields() {
  53     $fields = CRM_Event_BAO_Participant::importableFields('Individual', TRUE, TRUE);
  54     return $fields;
  55   }
  56
  57   /**
  58    * Build select for CiviEvent
  59    *
  60    * @param $query
  61    *
  62    * @return void
  63    */
  64   public static function select(&$query) {
  65     if (($query->_mode & CRM_Contact_BAO_Query::MODE_EVENT) ||
  66       CRM_Contact_BAO_Query::componentPresent($query->_returnProperties, 'participant_')
  67     ) {
  68       $query->_select['participant_id'] = "civicrm_participant.id as participant_id";
  69       $query->_element['participant_id'] = 1;
  70       $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
  71
  72       //add fee level
  73       if (!empty($query->_returnProperties['participant_fee_level'])) {
  74         $query->_select['participant_fee_level'] = "civicrm_participant.fee_level as participant_fee_level";
  75         $query->_element['participant_fee_level'] = 1;
  76       }
  77
  78       //add participant contact ID
  79       if (!empty($query->_returnProperties['participant_contact_id'])) {
  80         $query->_select['participant_contact_id'] = "civicrm_participant.contact_id as participant_contact_id";
  81         $query->_element['participant_contact_id'] = 1;
  82       }
  83
  84       //add fee amount
  85       if (!empty($query->_returnProperties['participant_fee_amount'])) {
  86         $query->_select['participant_fee_amount'] = "civicrm_participant.fee_amount as participant_fee_amount";
  87         $query->_element['participant_fee_amount'] = 1;
  88       }
  89
  90       //add fee currency
  91       if (!empty($query->_returnProperties['participant_fee_currency'])) {
  92         $query->_select['participant_fee_currency'] = "civicrm_participant.fee_currency as participant_fee_currency";
  93         $query->_element['participant_fee_currency'] = 1;
  94       }
  95
  96       //add event title also if event id is select
  97       if (!empty($query->_returnProperties['event_id']) || !empty($query->_returnProperties['event_title'])) {
  98         $query->_select['event_id'] = "civicrm_event.id as event_id";
  99         $query->_select['event_title'] = "civicrm_event.title as event_title";
 100         $query->_element['event_id'] = 1;
 101         $query->_element['event_title'] = 1;
 102         $query->_tables['civicrm_event'] = 1;
 103         $query->_whereTables['civicrm_event'] = 1;
 104       }
 105
 106       //add start date / end date
 107       if (!empty($query->_returnProperties['event_start_date'])) {
 108         $query->_select['event_start_date'] = "civicrm_event.start_date as event_start_date";
 109         $query->_element['event_start_date'] = 1;
 110       }
 111
 112       if (!empty($query->_returnProperties['event_end_date'])) {
 113         $query->_select['event_end_date'] = "civicrm_event.end_date as event_end_date";
 114         $query->_element['event_end_date'] = 1;
 115       }
 116
 117       //event type
 118       if (!empty($query->_returnProperties['event_type'])) {
 119         $query->_select['event_type'] = "event_type.label as event_type";
 120         $query->_element['event_type'] = 1;
 121         $query->_tables['event_type'] = 1;
 122         $query->_whereTables['event_type'] = 1;
 123       }
 124
 125       if (!empty($query->_returnProperties['event_type_id'])) {
 126         $query->_select['event_type_id'] = "event_type.id as event_type_id";
 127         $query->_element['event_type_id'] = 1;
 128         $query->_tables['event_type'] = 1;
 129         $query->_whereTables['event_type'] = 1;
 130       }
 131
 132       //add status and status_id
 133       if (!empty($query->_returnProperties['participant_status']) || !empty($query->_returnProperties['participant_status_id'])) {
 134         $query->_select['participant_status'] = "participant_status.label as participant_status";
 135         $query->_select['participant_status_id'] = "participant_status.id as participant_status_id";
 136         $query->_element['participant_status_id'] = 1;
 137         $query->_element['participant_status'] = 1;
 138         $query->_tables['civicrm_participant'] = 1;
 139         $query->_tables['participant_status'] = 1;
 140         $query->_whereTables['civicrm_participant'] = 1;
 141         $query->_whereTables['participant_status'] = 1;
 142         $query->_pseudoConstantsSelect['participant_status'] = array(
 143           'pseudoField' => 'participant_status',
 144           'idCol' => 'participant_status_id',
 145         );
 146       }
 147
 148       //add participant_role and participant_role_id
 149       if (!empty($query->_returnProperties['participant_role']) || !empty($query->_returnProperties['participant_role_id'])) {
 150         $query->_select['participant_role'] = "participant_role.label as participant_role";
 151         $query->_select['participant_role_id'] = "civicrm_participant.role_id as participant_role_id";
 152         $query->_element['participant_role'] = 1;
 153         $query->_element['participant_role_id'] = 1;
 154         $query->_tables['civicrm_participant'] = 1;
 155         $query->_tables['participant_role'] = 1;
 156         $query->_whereTables['civicrm_participant'] = 1;
 157         $query->_whereTables['participant_role'] = 1;
 158         $query->_pseudoConstantsSelect['participant_role'] = array(
 159           'pseudoField' => 'participant_role',
 160           'idCol' => 'participant_role_id',
 161         );
 162       }
 163
 164       //add register date
 165       if (!empty($query->_returnProperties['participant_register_date'])) {
 166         $query->_select['participant_register_date'] = "civicrm_participant.register_date as participant_register_date";
 167         $query->_element['participant_register_date'] = 1;
 168       }
 169
 170       //add source
 171       if (!empty($query->_returnProperties['participant_source'])) {
 172         $query->_select['participant_source'] = "civicrm_participant.source as participant_source";
 173         $query->_element['participant_source'] = 1;
 174         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 175       }
 176
 177       //participant note
 178       if (!empty($query->_returnProperties['participant_note'])) {
 179         $query->_select['participant_note'] = "civicrm_note.note as participant_note";
 180         $query->_element['participant_note'] = 1;
 181         $query->_tables['participant_note'] = 1;
 182         $query->_whereTables['civicrm_note'] = 1;
 183       }
 184
 185       if (!empty($query->_returnProperties['participant_is_pay_later'])) {
 186         $query->_select['participant_is_pay_later'] = "civicrm_participant.is_pay_later as participant_is_pay_later";
 187         $query->_element['participant_is_pay_later'] = 1;
 188       }
 189
 190       if (!empty($query->_returnProperties['participant_is_test'])) {
 191         $query->_select['participant_is_test'] = "civicrm_participant.is_test as participant_is_test";
 192         $query->_element['participant_is_test'] = 1;
 193       }
 194
 195       if (!empty($query->_returnProperties['participant_registered_by_id'])) {
 196         $query->_select['participant_registered_by_id'] = "civicrm_participant.registered_by_id as participant_registered_by_id";
 197         $query->_element['participant_registered_by_id'] = 1;
 198       }
 199
 200       // get discount name
 201       if (!empty($query->_returnProperties['participant_discount_name'])) {
 202         $query->_select['participant_discount_name'] = "discount_name.title as participant_discount_name";
 203         $query->_element['participant_discount_name'] = 1;
 204         $query->_tables['civicrm_discount'] = 1;
 205         $query->_tables['participant_discount_name'] = 1;
 206         $query->_whereTables['civicrm_discount'] = 1;
 207         $query->_whereTables['participant_discount_name'] = 1;
 208       }
 209
 210       //carry campaign id to selectors.
 211       if (!empty($query->_returnProperties['participant_campaign_id'])) {
 212         $query->_select['participant_campaign_id'] = 'civicrm_participant.campaign_id as participant_campaign_id';
 213         $query->_element['participant_campaign_id'] = 1;
 214       }
 215     }
 216   }
 217
 218
 219   /**
 220    * @param $query
 221    */
 222   public static function where(&$query) {
 223     $grouping = NULL;
 224     foreach (array_keys($query->_params) as $id) {
 225       if (empty($query->_params[$id][0])) {
 226         continue;
 227       }
 228       if (substr($query->_params[$id][0], 0, 6) == 'event_' ||
 229         substr($query->_params[$id][0], 0, 12) == 'participant_'
 230       ) {
 231         if ($query->_mode == CRM_Contact_BAO_QUERY::MODE_CONTACTS) {
 232           $query->_useDistinct = TRUE;
 233         }
 234         $grouping = $query->_params[$id][3];
 235         self::whereClauseSingle($query->_params[$id], $query);
 236       }
 237     }
 238   }
 239
 240   /**
 241    * @param $values
 242    * @param $query
 243    */
 244   public static function whereClauseSingle(&$values, &$query) {
 245     list($name, $op, $value, $grouping, $wildcard) = $values;
 246     $fields = array_merge(CRM_Event_BAO_Event::fields(), CRM_Event_BAO_Participant::exportableFields());
 247
 248     switch ($name) {
 249       case 'event_start_date_low':
 250       case 'event_start_date_high':
 251         $query->dateQueryBuilder($values,
 252           'civicrm_event', 'event_start_date', 'start_date', 'Start Date'
 253         );
 254         return;
 255
 256       case 'event_end_date_low':
 257       case 'event_end_date_high':
 258         $query->dateQueryBuilder($values,
 259           'civicrm_event', 'event_end_date', 'end_date', 'End Date'
 260         );
 261         return;
 262
 263       case 'event_include_repeating_events':
 264         /**
 265          * Include Repeating Events
 266          */
 267         //Get parent of this event
 268         $exEventId = '';
 269         if ($query->_where[$grouping]) {
 270           foreach ($query->_where[$grouping] as $key => $val) {
 271             if (strstr($val, 'civicrm_event.id =')) {
 272               $exEventId = $val;
 273               $extractEventId = explode(" ", $val);
 274               $value = $extractEventId[2];
 275               unset($query->_where[$grouping][$key]);
 276             }
 277           }
 278           $extractEventId = explode(" ", $exEventId);
 279           $value = $extractEventId[2];
 280           unset($query->_where[$grouping][$key]);
 281         }
 282         $thisEventHasParent = CRM_Core_BAO_RecurringEntity::getParentFor($value, 'civicrm_event');
 283         if ($thisEventHasParent) {
 284           $getAllConnections = CRM_Core_BAO_RecurringEntity::getEntitiesForParent($thisEventHasParent, 'civicrm_event');
 285           $allEventIds = array();
 286           foreach ($getAllConnections as $key => $val) {
 287             $allEventIds[] = $val['id'];
 288           }
 289           if (!empty($allEventIds)) {
 290             $op = "IN";
 291             $value = "(" . implode(",", $allEventIds) . ")";
 292           }
 293         }
 294         $query->_where[$grouping][] = "civicrm_event.id $op {$value}";
 295         $query->_qill[$grouping][] = ts('Include Repeating Events (If Any) ') . " = TRUE";
 296         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 297         return;
 298
 299       case 'participant_is_test':
 300         $key = array_search('civicrm_participant.is_test = 0', $query->_where[$grouping]);
 301         if (!empty($key)) {
 302           unset($query->_where[$grouping][$key]);
 303         }
 304       case 'participant_test':
 305         // We dont want to include all tests for sql OR CRM-7827
 306         if (!$value || $query->getOperator() != 'OR') {
 307           $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.is_test",
 308             $op,
 309             $value,
 310             "Boolean"
 311           );
 312           if ($value) {
 313             $query->_qill[$grouping][] = ts("Participant is a Test");
 314           }
 315           $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 316         }
 317         return;
 318
 319       case 'participant_fee_id':
 320         $feeLabel = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $value, 'label');
 321         $feeLabel = CRM_Core_DAO::escapeString(trim($feeLabel));
 322         if ($value) {
 323           $query->_where[$grouping][] = "civicrm_participant.fee_level LIKE '%$feeLabel%'";
 324           $query->_qill[$grouping][] = ts("Fee level") . " contains $feeLabel";
 325         }
 326         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 327         return;
 328
 329       case 'participant_fee_amount_high':
 330       case 'participant_fee_amount_low':
 331         $query->numberRangeBuilder($values,
 332           'civicrm_participant', 'participant_fee_amount', 'fee_amount', 'Fee Amount'
 333         );
 334         return;
 335
 336       case 'participant_status':
 337       case 'participant_status_id':
 338       case 'participant_role':
 339       case 'participant_role_id':
 340       case 'participant_source':
 341       case 'participant_id':
 342       case 'participant_contact_id':
 343       case 'participant_is_pay_later':
 344       case 'participant_fee_amount':
 345       case 'participant_fee_level':
 346         $qillName = $name;
 347         if (in_array($name, array('participant_status_id', 'participant_role_id', 'participant_source', 'participant_id', 'participant_contact_id', 'participant_fee_amount', 'participant_fee_level', 'participant_is_pay_later'))) {
 348           $name = str_replace('participant_', '', $name);
 349           if ($name == 'is_pay_later') {
 350             $qillName = $name;
 351           }
 352           if ($name == 'participant_role_id') {
 353             $qillName = str_replace('_id', '', $name);
 354           }
 355         }
 356
 357         $dataType = !empty($fields[$qillName]['type']) ? CRM_Utils_Type::typeToString($fields[$qillName]['type']) : 'String';
 358
 359         if (in_array($name, array('participant_status', 'participant_role'))) {
 360           $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("$name.label", $op, $value, $dataType);
 361         }
 362         else {
 363           $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.$name", $op, $value, $dataType);
 364         }
 365         list($op, $value) = CRM_Contact_BAO_Query::buildQillForFieldValue('CRM_Event_DAO_Participant', $name, $value, $op);
 366         $query->_qill[$grouping][] = ts('%1 %2 %3', array(1 => $fields[$qillName]['title'], 2 => $op, 3 => $value));
 367         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 368         return;
 369
 370       case 'participant_register_date':
 371         $query->dateQueryBuilder($values,
 372           'civicrm_participant', 'participant_register_date', 'register_date', 'Register Date'
 373         );
 374         return;
 375
 376       case 'event_id':
 377       case 'participant_event_id':
 378         $name = str_replace('participant_', '', $name);
 379       case 'event_is_public':
 380       case 'event_type_id':
 381
 382         $qillName = $name;
 383         if (in_array($name, array('event_id',  'event_is_public'))) {
 384           $name = str_replace('event_', '', $name);
 385         }
 386         $dataType = !empty($fields[$qillName]['type']) ? CRM_Utils_Type::typeToString($fields[$qillName]['type']) : 'String';
 387
 388         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_event.$name", $op, $value, $dataType);
 389         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 390         if (!array_key_exists($qillName, $fields)) {
 391           break;
 392         }
 393         list($op, $value) = CRM_Contact_BAO_Query::buildQillForFieldValue('CRM_Event_DAO_Event', $name, $value, $op);
 394         $query->_qill[$grouping][] = ts('%1 %2 %3', array(1 => $fields[$qillName]['title'], 2 => $op, 3 => $value));
 395         return;
 396
 397       case 'participant_campaign_id':
 398         $campParams = array(
 399           'op' => $op,
 400           'campaign' => $value,
 401           'grouping' => $grouping,
 402           'tableName' => 'civicrm_participant',
 403         );
 404         CRM_Campaign_BAO_Query::componentSearchClause($campParams, $query);
 405         return;
 406     }
 407   }
 408
 409   /**
 410    * @param string $name
 411    * @param $mode
 412    * @param $side
 413    *
 414    * @return null|string
 415    */
 416   public static function from($name, $mode, $side) {
 417     $from = NULL;
 418     switch ($name) {
 419       case 'civicrm_participant':
 420         $from = " LEFT JOIN civicrm_participant ON civicrm_participant.contact_id = contact_a.id ";
 421         break;
 422
 423       case 'civicrm_event':
 424         $from = " INNER JOIN civicrm_event ON civicrm_participant.event_id = civicrm_event.id ";
 425         break;
 426
 427       case 'event_type':
 428         $from = " $side JOIN civicrm_option_group option_group_event_type ON (option_group_event_type.name = 'event_type')";
 429         $from .= " $side JOIN civicrm_option_value event_type ON (civicrm_event.event_type_id = event_type.value AND option_group_event_type.id = event_type.option_group_id ) ";
 430         break;
 431
 432       case 'participant_note':
 433         $from .= " $side JOIN civicrm_note ON ( civicrm_note.entity_table = 'civicrm_participant' AND
 434                                                         civicrm_participant.id = civicrm_note.entity_id )";
 435         break;
 436
 437       case 'participant_status':
 438         $from .= " $side JOIN civicrm_participant_status_type participant_status ON (civicrm_participant.status_id = participant_status.id) ";
 439         break;
 440
 441       case 'participant_role':
 442         $from = " $side JOIN civicrm_option_group option_group_participant_role ON (option_group_participant_role.name = 'participant_role')";
 443         $from .= " $side JOIN civicrm_option_value participant_role ON (civicrm_participant.role_id = participant_role.value
 444                                AND option_group_participant_role.id = participant_role.option_group_id ) ";
 445         break;
 446
 447       case 'participant_discount_name':
 448         $from = " $side JOIN civicrm_discount discount ON ( civicrm_participant.discount_id = discount.id )";
 449         $from .= " $side JOIN civicrm_option_group discount_name ON ( discount_name.id = discount.price_set_id ) ";
 450         break;
 451     }
 452     return $from;
 453   }
 454
 455   /**
 456    * Getter for the qill object
 457    *
 458    * @return string
 459    */
 460   public function qill() {
 461     return (isset($this->_qill)) ? $this->_qill : "";
 462   }
 463
 464   /**
 465    * @param $mode
 466    * @param bool $includeCustomFields
 467    *
 468    * @return array|null
 469    */
 470   static function defaultReturnProperties(
 471     $mode,
 472     $includeCustomFields = TRUE
 473   ) {
 474     $properties = NULL;
 475     if ($mode & CRM_Contact_BAO_Query::MODE_EVENT) {
 476       $properties = array(
 477         'contact_type' => 1,
 478         'contact_sub_type' => 1,
 479         'sort_name' => 1,
 480         'display_name' => 1,
 481         'event_id' => 1,
 482         'event_title' => 1,
 483         'event_start_date' => 1,
 484         'event_end_date' => 1,
 485         'event_type' => 1,
 486         'participant_id' => 1,
 487         'participant_status' => 1,
 488         'participant_role_id' => 1,
 489         'participant_note' => 1,
 490         'participant_register_date' => 1,
 491         'participant_source' => 1,
 492         'participant_fee_level' => 1,
 493         'participant_is_test' => 1,
 494         'participant_is_pay_later' => 1,
 495         'participant_fee_amount' => 1,
 496         'participant_discount_name' => 1,
 497         'participant_fee_currency' => 1,
 498         'participant_registered_by_id' => 1,
 499         'participant_campaign_id' => 1,
 500       );
 501
 502       if ($includeCustomFields) {
 503         // also get all the custom participant properties
 504         $fields = CRM_Core_BAO_CustomField::getFieldsForImport('Participant');
 505         if (!empty($fields)) {
 506           foreach ($fields as $name => $dontCare) {
 507             $properties[$name] = 1;
 508           }
 509         }
 510       }
 511     }
 512
 513     return $properties;
 514   }
 515
 516   /**
 517    * @param CRM_Core_Form $form
 518    */
 519   public static function buildSearchForm(&$form) {
 520     $dataURLEventFee = CRM_Utils_System::url('civicrm/ajax/eventFee',
 521       "reset=1",
 522       FALSE, NULL, FALSE
 523     );
 524
 525     $form->assign('dataURLEventFee', $dataURLEventFee);
 526
 527     $eventId = $form->addEntityRef('event_id', ts('Event Name'), array(
 528         'entity' => 'event',
 529         'placeholder' => ts('- any -'),
 530         'select' => array('minimumInputLength' => 0),
 531       )
 532     );
 533     $eventType = $form->addEntityRef('event_type_id', ts('Event Type'), array(
 534         'entity' => 'option_value',
 535         'placeholder' => ts('- any -'),
 536         'select' => array('minimumInputLength' => 0),
 537         'api' => array(
 538           'params' => array('option_group_id' => 'event_type'),
 539         ),
 540       )
 541     );
 542     $form->add('text', 'participant_fee_id', ts('Fee Level'), array('class' => 'big crm-ajax-select'));
 543
 544     CRM_Core_Form_Date::buildDateRange($form, 'event', 1, '_start_date_low', '_end_date_high', ts('From'), FALSE);
 545     $eventIncludeRepeatingEvents = &$form->addElement('checkbox', "event_include_repeating_events", NULL, ts(' Include Repeating Events (If Any) ? '));
 546
 547     $form->addSelect('participant_status_id',
 548       array('entity' => 'participant', 'label' => ts('Participant Status'), 'multiple' => 'multiple', 'option_url' => NULL, 'placeholder' => ts('- any -'))
 549     );
 550
 551     $form->addSelect('participant_role_id',
 552       array('entity' => 'participant', 'label' => ts('Participant Role'), 'multiple' => 'multiple', 'option_url' => NULL, 'placeholder' => ts('- any -'))
 553     );
 554
 555     $form->addYesNo('participant_test', ts('Participant is a Test?'), TRUE);
 556     $form->addYesNo('participant_is_pay_later', ts('Participant is Pay Later?'), TRUE);
 557     $form->addElement('text', 'participant_fee_amount_low', ts('From'), array('size' => 8, 'maxlength' => 8));
 558     $form->addElement('text', 'participant_fee_amount_high', ts('To'), array('size' => 8, 'maxlength' => 8));
 559
 560     $form->addRule('participant_fee_amount_low', ts('Please enter a valid money value.'), 'money');
 561     $form->addRule('participant_fee_amount_high', ts('Please enter a valid money value.'), 'money');
 562     // add all the custom  searchable fields
 563     $extends = array('Participant', 'Event');
 564     $groupDetails = CRM_Core_BAO_CustomGroup::getGroupDetail(NULL, TRUE, $extends);
 565     if ($groupDetails) {
 566       $form->assign('participantGroupTree', $groupDetails);
 567       foreach ($groupDetails as $group) {
 568         foreach ($group['fields'] as $field) {
 569           $fieldId = $field['id'];
 570           $elementName = 'custom_' . $fieldId;
 571           CRM_Core_BAO_CustomField::addQuickFormElement($form,
 572             $elementName,
 573             $fieldId,
 574             FALSE, FALSE, TRUE
 575           );
 576         }
 577       }
 578     }
 579
 580     CRM_Campaign_BAO_Campaign::addCampaignInComponentSearch($form, 'participant_campaign_id');
 581
 582     $form->assign('validCiviEvent', TRUE);
 583     $form->setDefaults(array('participant_test' => 0));
 584   }
 585
 586   /**
 587    * @param $row
 588    * @param int $id
 589    */
 590   public static function searchAction(&$row, $id) {
 591   }
 592
 593   /**
 594    * @param $tables
 595    */
 596   public static function tableNames(&$tables) {
 597     //add participant table
 598     if (!empty($tables['civicrm_event'])) {
 599       $tables = array_merge(array('civicrm_participant' => 1), $tables);
 600     }
 601   }
 602 }