CRM/Event/BAO/Query.php

   1 <?php
   2
   3 /*
   4  +--------------------------------------------------------------------+
   5  | CiviCRM version 4.3                                                |
   6  +--------------------------------------------------------------------+
   7  | Copyright CiviCRM LLC (c) 2004-2013                                |
   8  +--------------------------------------------------------------------+
   9  | This file is a part of CiviCRM.                                    |
  10  |                                                                    |
  11  | CiviCRM is free software; you can copy, modify, and distribute it  |
  12  | under the terms of the GNU Affero General Public License           |
  13  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  14  |                                                                    |
  15  | CiviCRM is distributed in the hope that it will be useful, but     |
  16  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  17  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  18  | See the GNU Affero General Public License for more details.        |
  19  |                                                                    |
  20  | You should have received a copy of the GNU Affero General Public   |
  21  | License and the CiviCRM Licensing Exception along                  |
  22  | with this program; if not, contact CiviCRM LLC                     |
  23  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  24  | GNU Affero General Public License or the licensing of CiviCRM,     |
  25  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  26  +--------------------------------------------------------------------+
  27 */
  28
  29 /**
  30  *
  31  * @package CRM
  32  * @copyright CiviCRM LLC (c) 2004-2013
  33  * $Id$
  34  *
  35  */
  36 class CRM_Event_BAO_Query {
  37
  38   static function &getFields() {
  39     $fields = array();
  40     $fields = array_merge($fields, CRM_Event_DAO_Event::import());
  41     $fields = array_merge($fields, self::getParticipantFields());
  42     $fields = array_merge($fields, CRM_Core_DAO_Discount::export());
  43
  44     return $fields;
  45   }
  46
  47   static function &getParticipantFields() {
  48     $fields = CRM_Event_BAO_Participant::importableFields('Individual', TRUE, TRUE);
  49     return $fields;
  50   }
  51
  52   /**
  53    * build select for CiviEvent
  54    *
  55    * @return void
  56    * @access public
  57    */
  58   static function select(&$query) {
  59     if (($query->_mode & CRM_Contact_BAO_Query::MODE_EVENT) ||
  60       CRM_Contact_BAO_Query::componentPresent($query->_returnProperties, 'participant_')
  61     ) {
  62       $query->_select['participant_id'] = "civicrm_participant.id as participant_id";
  63       $query->_element['participant_id'] = 1;
  64       $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
  65
  66       //add fee level
  67       if (CRM_Utils_Array::value('participant_fee_level', $query->_returnProperties)) {
  68         $query->_select['participant_fee_level'] = "civicrm_participant.fee_level as participant_fee_level";
  69         $query->_element['participant_fee_level'] = 1;
  70       }
  71
  72       //add fee amount
  73       if (CRM_Utils_Array::value('participant_fee_amount', $query->_returnProperties)) {
  74         $query->_select['participant_fee_amount'] = "civicrm_participant.fee_amount as participant_fee_amount";
  75         $query->_element['participant_fee_amount'] = 1;
  76       }
  77
  78       //add fee currency
  79       if (CRM_Utils_Array::value('participant_fee_currency', $query->_returnProperties)) {
  80         $query->_select['participant_fee_currency'] = "civicrm_participant.fee_currency as participant_fee_currency";
  81         $query->_element['participant_fee_currency'] = 1;
  82       }
  83
  84       //add event title also if event id is select
  85       if (CRM_Utils_Array::value('event_id', $query->_returnProperties) ||
  86         CRM_Utils_Array::value('event_title', $query->_returnProperties)
  87       ) {
  88         $query->_select['event_id'] = "civicrm_event.id as event_id";
  89         $query->_select['event_title'] = "civicrm_event.title as event_title";
  90         $query->_element['event_id'] = 1;
  91         $query->_element['event_title'] = 1;
  92         $query->_tables['civicrm_event'] = 1;
  93         $query->_whereTables['civicrm_event'] = 1;
  94       }
  95
  96       //add start date / end date
  97       if (CRM_Utils_Array::value('event_start_date', $query->_returnProperties)) {
  98         $query->_select['event_start_date'] = "civicrm_event.start_date as event_start_date";
  99         $query->_element['event_start_date'] = 1;
 100       }
 101
 102       if (CRM_Utils_Array::value('event_end_date', $query->_returnProperties)) {
 103         $query->_select['event_end_date'] = "civicrm_event.end_date as event_end_date";
 104         $query->_element['event_end_date'] = 1;
 105       }
 106
 107       //event type
 108       if (CRM_Utils_Array::value('event_type', $query->_returnProperties)) {
 109         $query->_select['event_type'] = "event_type.label as event_type";
 110         $query->_element['event_type'] = 1;
 111         $query->_tables['event_type'] = 1;
 112         $query->_whereTables['event_type'] = 1;
 113       }
 114
 115       if (CRM_Utils_Array::value('event_type_id', $query->_returnProperties)) {
 116         $query->_select['event_type_id'] = "event_type.id as event_type_id";
 117         $query->_element['event_type_id'] = 1;
 118         $query->_tables['event_type'] = 1;
 119         $query->_whereTables['event_type'] = 1;
 120       }
 121
 122       //add status and status_id
 123       if (CRM_Utils_Array::value('participant_status', $query->_returnProperties) ||
 124         CRM_Utils_Array::value('participant_status_id', $query->_returnProperties)
 125       ) {
 126         $query->_select['participant_status'] = "participant_status.label as participant_status";
 127         $query->_select['participant_status_id'] = "participant_status.id as participant_status_id";
 128         $query->_element['participant_status_id'] = 1;
 129         $query->_element['participant_status'] = 1;
 130         $query->_tables['civicrm_participant'] = 1;
 131         $query->_tables['participant_status'] = 1;
 132         $query->_whereTables['civicrm_participant'] = 1;
 133         $query->_whereTables['participant_status'] = 1;
 134       }
 135
 136       //add role
 137       if (CRM_Utils_Array::value('participant_role', $query->_returnProperties)) {
 138         $query->_select['participant_role'] = "participant_role.label as participant_role";
 139         $query->_element['participant_role'] = 1;
 140         $query->_tables['civicrm_participant'] = 1;
 141         $query->_tables['participant_role'] = 1;
 142         $query->_whereTables['civicrm_participant'] = 1;
 143         $query->_whereTables['participant_role'] = 1;
 144       }
 145
 146       if (CRM_Utils_Array::value('participant_role_id', $query->_returnProperties)) {
 147         $query->_select['participant_role_id'] = "civicrm_participant.role_id as participant_role_id";
 148         $query->_element['participant_role_id'] = 1;
 149         $query->_tables['civicrm_participant'] = 1;
 150         $query->_tables['participant_role'] = 1;
 151         $query->_whereTables['civicrm_participant'] = 1;
 152         $query->_whereTables['participant_role'] = 1;
 153       }
 154
 155       //add register date
 156       if (CRM_Utils_Array::value('participant_register_date', $query->_returnProperties)) {
 157         $query->_select['participant_register_date'] = "civicrm_participant.register_date as participant_register_date";
 158         $query->_element['participant_register_date'] = 1;
 159       }
 160
 161       //add source
 162       if (CRM_Utils_Array::value('participant_source', $query->_returnProperties)) {
 163         $query->_select['participant_source'] = "civicrm_participant.source as participant_source";
 164         $query->_element['participant_source'] = 1;
 165         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 166       }
 167
 168       //participant note
 169       if (CRM_Utils_Array::value('participant_note', $query->_returnProperties)) {
 170         $query->_select['participant_note'] = "civicrm_note.note as participant_note";
 171         $query->_element['participant_note'] = 1;
 172         $query->_tables['participant_note'] = 1;
 173         $query->_whereTables['civicrm_note'] = 1;
 174       }
 175
 176       if (CRM_Utils_Array::value('participant_is_pay_later', $query->_returnProperties)) {
 177         $query->_select['participant_is_pay_later'] = "civicrm_participant.is_pay_later as participant_is_pay_later";
 178         $query->_element['participant_is_pay_later'] = 1;
 179       }
 180
 181       if (CRM_Utils_Array::value('participant_is_test', $query->_returnProperties)) {
 182         $query->_select['participant_is_test'] = "civicrm_participant.is_test as participant_is_test";
 183         $query->_element['participant_is_test'] = 1;
 184       }
 185
 186       if (CRM_Utils_Array::value('participant_registered_by_id', $query->_returnProperties)) {
 187         $query->_select['participant_registered_by_id'] = "civicrm_participant.registered_by_id as participant_registered_by_id";
 188         $query->_element['participant_registered_by_id'] = 1;
 189       }
 190
 191       // get discount name
 192       if (CRM_Utils_Array::value('participant_discount_name', $query->_returnProperties)) {
 193         $query->_select['participant_discount_name'] = "discount_name.title as participant_discount_name";
 194         $query->_element['participant_discount_name'] = 1;
 195         $query->_tables['civicrm_discount'] = 1;
 196         $query->_tables['participant_discount_name'] = 1;
 197         $query->_whereTables['civicrm_discount'] = 1;
 198         $query->_whereTables['participant_discount_name'] = 1;
 199       }
 200
 201       //carry campaign id to selectors.
 202       if (CRM_Utils_Array::value('participant_campaign_id', $query->_returnProperties)) {
 203         $query->_select['participant_campaign_id'] = 'civicrm_participant.campaign_id as participant_campaign_id';
 204         $query->_element['participant_campaign_id'] = 1;
 205       }
 206     }
 207   }
 208
 209   static function where(&$query) {
 210     $grouping = NULL;
 211     foreach (array_keys($query->_params) as $id) {
 212       if (!CRM_Utils_Array::value(0, $query->_params[$id])) {
 213         continue;
 214       }
 215       if (substr($query->_params[$id][0], 0, 6) == 'event_' ||
 216         substr($query->_params[$id][0], 0, 12) == 'participant_'
 217       ) {
 218         if ($query->_mode == CRM_Contact_BAO_QUERY::MODE_CONTACTS) {
 219           $query->_useDistinct = TRUE;
 220         }
 221         $grouping = $query->_params[$id][3];
 222         self::whereClauseSingle($query->_params[$id], $query);
 223       }
 224     }
 225   }
 226
 227   static function whereClauseSingle(&$values, &$query) {
 228     list($name, $op, $value, $grouping, $wildcard) = $values;
 229     switch ($name) {
 230       case 'event_start_date_low':
 231       case 'event_start_date_high':
 232         $query->dateQueryBuilder($values,
 233           'civicrm_event', 'event_start_date', 'start_date', 'Start Date'
 234         );
 235         return;
 236
 237       case 'event_end_date_low':
 238       case 'event_end_date_high':
 239         $query->dateQueryBuilder($values,
 240           'civicrm_event', 'event_end_date', 'end_date', 'End Date'
 241         );
 242         return;
 243
 244       case 'event_id':
 245         $query->_where[$grouping][] = "civicrm_event.id $op {$value}";
 246         $eventTitle = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Event', $value, 'title');
 247         $query->_qill[$grouping][] = ts('Event') . " $op {$eventTitle}";
 248         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 249         return;
 250
 251       case 'event_type_id':
 252
 253         $eventTypes = CRM_Core_OptionGroup::values("event_type");
 254         $query->_where[$grouping][] = "civicrm_participant.event_id = civicrm_event.id and civicrm_event.event_type_id = '{$value}'";
 255         $query->_qill[$grouping][] = ts('Event Type - %1', array(1 => $eventTypes[$value]));
 256         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 257         return;
 258
 259       case 'participant_test':
 260         // We dont want to include all tests for sql OR CRM-7827
 261         if (!$value || $query->getOperator() != 'OR') {
 262           $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.is_test",
 263             $op,
 264             $value,
 265             "Boolean"
 266           );
 267           if ($value) {
 268             $query->_qill[$grouping][] = ts("Participant is a Test");
 269           }
 270           $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 271         }
 272         return;
 273
 274       case 'participant_fee_id':
 275         $feeLabel = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $value, 'label');
 276         $feeLabel = CRM_Core_DAO::escapeString(trim($feeLabel));
 277         if ($value) {
 278           $query->_where[$grouping][] = "civicrm_participant.fee_level $op '$feeLabel'";
 279           $query->_qill[$grouping][] = ts("Fee level") . " $op $feeLabel";
 280         }
 281         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 282         return;
 283
 284       case 'participant_fee_amount':
 285         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.fee_amount",
 286           $op,
 287           $value,
 288           "Money"
 289         );
 290         if ($value) {
 291           $query->_qill[$grouping][] = ts("Fee Amount") . " $op $value";
 292         }
 293         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 294         return;
 295
 296       case 'participant_fee_amount_high':
 297       case 'participant_fee_amount_low':
 298         $query->numberRangeBuilder($values,
 299           'civicrm_participant', 'participant_fee_amount', 'fee_amount', 'Fee Amount'
 300         );
 301         return;
 302
 303       case 'participant_pay_later':
 304         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.is_pay_later",
 305           $op,
 306           $value,
 307           "Boolean"
 308         );
 309         $query->_qill[$grouping][] = $value ? ts("Participant is Pay Later") : ts("Participant is not Pay Later");
 310         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 311         return;
 312
 313       case 'participant_status':
 314       case 'participant_status_id':
 315         $val = array();
 316         if (is_array($value)) {
 317           foreach ($value as $k => $v) {
 318             if ($v) {
 319               $val[$k] = $k;
 320             }
 321           }
 322           $status = implode(',', $val);
 323         }
 324         else {
 325           $status = $value;
 326         }
 327
 328         if (count($val) > 1) {
 329           $op = 'IN';
 330           $status = "({$status})";
 331         }
 332
 333         $statusTypes = CRM_Event_PseudoConstant::participantStatus();
 334         $names = array();
 335
 336         if (!empty($val)) {
 337           foreach ($val as $id => $dontCare) {
 338             $names[] = $statusTypes[$id];
 339           }
 340         }
 341         else {
 342           $names[] = $statusTypes[$value];
 343         }
 344
 345         $query->_qill[$grouping][] = ts('Participant Status %1', array(1 => $op)) . ' ' . implode(' ' . ts('or') . ' ', $names);
 346
 347         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.status_id",
 348           $op,
 349           $status,
 350           "Integer"
 351         );
 352         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 353         return;
 354
 355       case 'participant_role_id':
 356         $val = array();
 357         if (is_array($value)) {
 358           foreach ($value as $k => $v) {
 359             if ($v) {
 360               $val[$k] = $k;
 361             }
 362           }
 363         }
 364         else {
 365           $val = array($value => 1);
 366         }
 367
 368         $roleTypes = CRM_Event_PseudoConstant::participantRole();
 369
 370         $names = array();
 371         foreach ($val as $id => $dontCare) {
 372           $names[] = $roleTypes[$id];
 373         }
 374
 375         if (!empty($names)) {
 376           $query->_qill[$grouping][] =
 377             ts('Participant Role %1', array(1 => $op)) .
 378             ' ' .
 379             implode(' ' . ts('or') . ' ', $names);
 380           $query->_where[$grouping][] =
 381             " civicrm_participant.role_id REGEXP '[[:<:]]" .
 382             implode('[[:>:]]|[[:<:]]', array_keys($val)) .
 383             "[[:>:]]' ";
 384
 385           $query->_tables['civicrm_participant'] =
 386             $query->_whereTables['civicrm_participant'] = 1;
 387         }
 388         return;
 389
 390       case 'participant_source':
 391         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.source",
 392           $op,
 393           $value,
 394           "String"
 395         );
 396         $query->_qill[$grouping][] = ts("Participant Source") . " $op $value";
 397         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 398         return;
 399
 400       case 'participant_register_date':
 401         $query->dateQueryBuilder($values,
 402           'civicrm_participant', 'participant_register_date', 'register_date', 'Register Date'
 403         );
 404         return;
 405
 406       case 'participant_id':
 407         $query->_where[$grouping][] = "civicrm_participant.id $op $value";
 408         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 409         return;
 410
 411       case 'event_id':
 412         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_event.id",
 413           $op,
 414           $value,
 415           "Integer"
 416         );
 417         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 418         $title = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Event', $value, "title");
 419         $query->_qill[$grouping][] = ts('Event') . " $op $value";
 420         return;
 421
 422       case 'participant_contact_id':
 423         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_participant.contact_id",
 424           $op,
 425           $value,
 426           "Integer"
 427         );
 428         $query->_tables['civicrm_participant'] = $query->_whereTables['civicrm_participant'] = 1;
 429         return;
 430
 431       case 'event_is_public':
 432         $query->_where[$grouping][] = CRM_Contact_BAO_Query::buildClause("civicrm_event.is_public",
 433           $op,
 434           $value,
 435           "Integer"
 436         );
 437         $query->_tables['civicrm_event'] = $query->_whereTables['civicrm_event'] = 1;
 438         return;
 439
 440       case 'participant_campaign_id':
 441         $campParams = array(
 442           'op' => $op,
 443           'campaign' => $value,
 444           'grouping' => $grouping,
 445           'tableName' => 'civicrm_participant',
 446         );
 447         CRM_Campaign_BAO_Query::componentSearchClause($campParams, $query);
 448         return;
 449     }
 450   }
 451
 452   static function from($name, $mode, $side) {
 453     $from = NULL;
 454     switch ($name) {
 455       case 'civicrm_participant':
 456         $from = " LEFT JOIN civicrm_participant ON civicrm_participant.contact_id = contact_a.id ";
 457         break;
 458
 459       case 'civicrm_event':
 460         $from = " INNER JOIN civicrm_event ON civicrm_participant.event_id = civicrm_event.id ";
 461         break;
 462
 463       case 'event_type':
 464         $from = " $side JOIN civicrm_option_group option_group_event_type ON (option_group_event_type.name = 'event_type')";
 465         $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 ) ";
 466         break;
 467
 468       case 'participant_note':
 469         $from .= " $side JOIN civicrm_note ON ( civicrm_note.entity_table = 'civicrm_participant' AND
 470                                                         civicrm_participant.id = civicrm_note.entity_id )";
 471         break;
 472
 473       case 'participant_status':
 474         $from .= " $side JOIN civicrm_participant_status_type participant_status ON (civicrm_participant.status_id = participant_status.id) ";
 475         break;
 476
 477       case 'participant_role':
 478         $from = " $side JOIN civicrm_option_group option_group_participant_role ON (option_group_participant_role.name = 'participant_role')";
 479         $from .= " $side JOIN civicrm_option_value participant_role ON (civicrm_participant.role_id = participant_role.value
 480                                AND option_group_participant_role.id = participant_role.option_group_id ) ";
 481         break;
 482
 483       case 'participant_discount_name':
 484         $from = " $side JOIN civicrm_discount discount ON ( civicrm_participant.discount_id = discount.id )";
 485         $from .= " $side JOIN civicrm_option_group discount_name ON ( discount_name.id = discount.price_set_id ) ";
 486         break;
 487     }
 488     return $from;
 489   }
 490
 491   /**
 492    * getter for the qill object
 493    *
 494    * @return string
 495    * @access public
 496    */
 497   function qill() {
 498     return (isset($this->_qill)) ? $this->_qill : "";
 499   }
 500
 501   static function defaultReturnProperties($mode,
 502     $includeCustomFields = TRUE
 503   ) {
 504     $properties = NULL;
 505     if ($mode & CRM_Contact_BAO_Query::MODE_EVENT) {
 506       $properties = array(
 507         'contact_type' => 1,
 508         'contact_sub_type' => 1,
 509         'sort_name' => 1,
 510         'display_name' => 1,
 511         'event_id' => 1,
 512         'event_title' => 1,
 513         'event_start_date' => 1,
 514         'event_end_date' => 1,
 515         'event_type' => 1,
 516         'participant_id' => 1,
 517         'participant_status' => 1,
 518         'participant_role_id' => 1,
 519         'participant_note' => 1,
 520         'participant_register_date' => 1,
 521         'participant_source' => 1,
 522         'participant_fee_level' => 1,
 523         'participant_is_test' => 1,
 524         'participant_is_pay_later' => 1,
 525         'participant_fee_amount' => 1,
 526         'participant_discount_name' => 1,
 527         'participant_fee_currency' => 1,
 528         'participant_registered_by_id' => 1,
 529         'participant_campaign_id' => 1,
 530       );
 531
 532       if ($includeCustomFields) {
 533         // also get all the custom participant properties
 534         $fields = CRM_Core_BAO_CustomField::getFieldsForImport('Participant');
 535         if (!empty($fields)) {
 536           foreach ($fields as $name => $dontCare) {
 537             $properties[$name] = 1;
 538           }
 539         }
 540       }
 541     }
 542
 543     return $properties;
 544   }
 545
 546   static function buildSearchForm(&$form) {
 547     $dataURLEvent = CRM_Utils_System::url('civicrm/ajax/event',
 548       "reset=1",
 549       FALSE, NULL, FALSE
 550     );
 551     $dataURLEventType = CRM_Utils_System::url('civicrm/ajax/eventType',
 552       "reset=1",
 553       FALSE, NULL, FALSE
 554     );
 555     $dataURLEventFee = CRM_Utils_System::url('civicrm/ajax/eventFee',
 556       "reset=1",
 557       FALSE, NULL, FALSE
 558     );
 559
 560     $form->assign('dataURLEvent', $dataURLEvent);
 561     $form->assign('dataURLEventType', $dataURLEventType);
 562     $form->assign('dataURLEventFee', $dataURLEventFee);
 563
 564     $eventId        = &$form->add('text', 'event_name', ts('Event Name'));
 565     $eventType      = &$form->add('text', 'event_type', ts('Event Type'));
 566     $participantFee = &$form->add('text', 'participant_fee_level', ts('Fee Level'));
 567
 568     //elements for assigning value operation
 569     $eventNameId      = &$form->add('hidden', 'event_id', '', array('id' => 'event_id'));
 570     $eventTypeId      = &$form->add('hidden', 'event_type_id', '', array('id' => 'event_type_id'));
 571     $participantFeeId = &$form->add('hidden', 'participant_fee_id', '', array('id' => 'participant_fee_id'));
 572
 573     CRM_Core_Form_Date::buildDateRange($form, 'event', 1, '_start_date_low', '_end_date_high', ts('From'), FALSE);
 574
 575     $status = CRM_Event_PseudoConstant::participantStatus(NULL, NULL, 'label');
 576     asort($status);
 577     foreach ($status as $id => $Name) {
 578       $form->_participantStatus = &$form->addElement('checkbox', "participant_status_id[$id]", NULL, $Name);
 579     }
 580
 581     foreach (CRM_Event_PseudoConstant::participantRole() as $rId => $rName) {
 582       $form->_participantRole = &$form->addElement('checkbox', "participant_role_id[$rId]", NULL, $rName);
 583     }
 584
 585     $form->addYesNo('participant_test', ts('Participant is a Test?'));
 586     $form->addYesNo('participant_pay_later', ts('Participant is Pay Later?'));
 587     $form->addElement('text', 'participant_fee_amount_low', ts('From'), array('size' => 8, 'maxlength' => 8));
 588     $form->addElement('text', 'participant_fee_amount_high', ts('To'), array('size' => 8, 'maxlength' => 8));
 589
 590     $form->addRule('participant_fee_amount_low', ts('Please enter a valid money value.'), 'money');
 591     $form->addRule('participant_fee_amount_high', ts('Please enter a valid money value.'), 'money');
 592     // add all the custom  searchable fields
 593     $extends = array('Participant');
 594     $groupDetails = CRM_Core_BAO_CustomGroup::getGroupDetail(NULL, TRUE, $extends);
 595     if ($groupDetails) {
 596       $form->assign('participantGroupTree', $groupDetails);
 597       foreach ($groupDetails as $group) {
 598         foreach ($group['fields'] as $field) {
 599           $fieldId = $field['id'];
 600           $elementName = 'custom_' . $fieldId;
 601           CRM_Core_BAO_CustomField::addQuickFormElement($form,
 602             $elementName,
 603             $fieldId,
 604             FALSE, FALSE, TRUE
 605           );
 606         }
 607       }
 608     }
 609
 610     CRM_Campaign_BAO_Campaign::addCampaignInComponentSearch($form, 'participant_campaign_id');
 611
 612     $form->assign('validCiviEvent', TRUE);
 613     $form->setDefaults(array('participant_test' => 0));
 614   }
 615
 616   static function searchAction(&$row, $id) {}
 617
 618   static function tableNames(&$tables) {
 619     //add participant table
 620     if (CRM_Utils_Array::value('civicrm_event', $tables)) {
 621       $tables = array_merge(array('civicrm_participant' => 1), $tables);
 622     }
 623   }
 624 }
 625