CRM/Event/Form/Registration.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | Copyright CiviCRM LLC. All rights reserved.                        |
   5  |                                                                    |
   6  | This work is published under the GNU AGPLv3 license with some      |
   7  | permitted exceptions and without any warranty. For full license    |
   8  | and copyright information, see https://civicrm.org/licensing       |
   9  +--------------------------------------------------------------------+
  10  */
  11
  12 /**
  13  * @package CRM
  14  * @copyright CiviCRM LLC https://civicrm.org/licensing
  15  */
  16
  17 /**
  18  * This class generates form components for processing Event.
  19  */
  20 class CRM_Event_Form_Registration extends CRM_Core_Form {
  21   use CRM_Financial_Form_FrontEndPaymentFormTrait;
  22
  23   /**
  24    * How many locationBlocks should we display?
  25    *
  26    * @var int
  27    * @const
  28    */
  29   const LOCATION_BLOCKS = 1;
  30
  31   /**
  32    * The id of the event we are proceessing.
  33    *
  34    * @var int
  35    */
  36   public $_eventId;
  37
  38   /**
  39    * The array of ids of all the participant we are proceessing.
  40    *
  41    * @var int
  42    */
  43   protected $_participantIDS = NULL;
  44
  45   /**
  46    * The id of the participant we are proceessing.
  47    *
  48    * @var int
  49    */
  50   protected $_participantId;
  51
  52   /**
  53    * Is participant able to walk registration wizard.
  54    *
  55    * @var bool
  56    */
  57   public $_allowConfirmation;
  58
  59   /**
  60    * Is participant requires approval.
  61    *
  62    * @var bool
  63    */
  64   public $_requireApproval;
  65
  66   /**
  67    * Is event configured for waitlist.
  68    *
  69    * @var bool
  70    */
  71   public $_allowWaitlist;
  72
  73   /**
  74    * Store additional participant ids.
  75    * when there are pre-registered.
  76    *
  77    * @var array
  78    */
  79   public $_additionalParticipantIds;
  80
  81   /**
  82    * The mode that we are in.
  83    *
  84    * @var string
  85    * @protect
  86    */
  87   public $_mode;
  88
  89   /**
  90    * The values for the contribution db object.
  91    *
  92    * @var array
  93    */
  94   public $_values;
  95
  96   /**
  97    * The paymentProcessor attributes for this page.
  98    *
  99    * @var array
 100    */
 101   public $_paymentProcessor;
 102
 103   /**
 104    * The params submitted by the form and computed by the app.
 105    *
 106    * @var array
 107    */
 108   protected $_params;
 109
 110   /**
 111    * The fields involved in this contribution page.
 112    *
 113    * @var array
 114    */
 115   public $_fields;
 116
 117   /**
 118    * The billing location id for this contribiution page.
 119    *
 120    * @var int
 121    */
 122   public $_bltID;
 123
 124   /**
 125    * Price Set ID, if the new price set method is used
 126    *
 127    * @var int
 128    */
 129   public $_priceSetId = NULL;
 130
 131   /**
 132    * Array of fields for the price set.
 133    *
 134    * @var array
 135    */
 136   public $_priceSet;
 137
 138   public $_action;
 139
 140   public $_pcpId;
 141
 142   /**
 143    * Is event already full.
 144    *
 145    * @var bool
 146    *
 147    */
 148
 149
 150   public $_isEventFull;
 151
 152   public $_lineItem;
 153   public $_lineItemParticipantsCount;
 154   public $_availableRegistrations;
 155
 156   /**
 157    * @var bool
 158    * @deprecated
 159    */
 160   public $_isBillingAddressRequiredForPayLater;
 161
 162   /**
 163    * Is this a back office form
 164    *
 165    * @var bool
 166    */
 167   public $isBackOffice = FALSE;
 168
 169   /**
 170    * Payment instrument iD for the transaction.
 171    *
 172    * This will generally be drawn from the payment processor and is ignored for
 173    * front end forms.
 174    *
 175    * @var int
 176    */
 177   public $paymentInstrumentID;
 178
 179   /**
 180    * Set variables up before form is built.
 181    */
 182   public function preProcess() {
 183     $this->_eventId = CRM_Utils_Request::retrieve('id', 'Positive', $this, TRUE);
 184     $this->_action = CRM_Utils_Request::retrieve('action', 'Alphanumeric', $this, FALSE, CRM_Core_Action::ADD);
 185
 186     //CRM-4320
 187     $this->_participantId = CRM_Utils_Request::retrieve('participantId', 'Positive', $this);
 188
 189     // current mode
 190     $this->_mode = ($this->_action == 1024) ? 'test' : 'live';
 191
 192     $this->_values = $this->get('values');
 193     $this->_fields = $this->get('fields');
 194     $this->_bltID = $this->get('bltID');
 195     $this->_paymentProcessor = $this->get('paymentProcessor');
 196     $this->_priceSetId = $this->get('priceSetId');
 197     $this->_priceSet = $this->get('priceSet');
 198     $this->_lineItem = $this->get('lineItem');
 199     $this->_isEventFull = $this->get('isEventFull');
 200     $this->_lineItemParticipantsCount = $this->get('lineItemParticipants');
 201     if (!is_array($this->_lineItem)) {
 202       $this->_lineItem = array();
 203     }
 204     if (!is_array($this->_lineItemParticipantsCount)) {
 205       $this->_lineItemParticipantsCount = array();
 206     }
 207     $this->_availableRegistrations = $this->get('availableRegistrations');
 208     $this->_participantIDS = $this->get('participantIDs');
 209
 210     //check if participant allow to walk registration wizard.
 211     $this->_allowConfirmation = $this->get('allowConfirmation');
 212
 213     // check for Approval
 214     $this->_requireApproval = $this->get('requireApproval');
 215
 216     // check for waitlisting.
 217     $this->_allowWaitlist = $this->get('allowWaitlist');
 218
 219     //get the additional participant ids.
 220     $this->_additionalParticipantIds = $this->get('additionalParticipantIds');
 221     $config = CRM_Core_Config::singleton();
 222
 223     if (!$this->_values) {
 224       // create redirect URL to send folks back to event info page is registration not available
 225       $infoUrl = CRM_Utils_System::url('civicrm/event/info', "reset=1&id={$this->_eventId}",
 226         FALSE, NULL, FALSE, TRUE
 227       );
 228
 229       // this is the first time we are hitting this, so check for permissions here
 230       if (!CRM_Core_Permission::event(CRM_Core_Permission::EDIT, $this->_eventId, 'register for events')) {
 231         CRM_Core_Error::statusBounce(ts('You do not have permission to register for this event'), $infoUrl);
 232       }
 233
 234       // get all the values from the dao object
 235       $this->_values = $this->_fields = array();
 236
 237       //retrieve event information
 238       $params = array('id' => $this->_eventId);
 239       CRM_Event_BAO_Event::retrieve($params, $this->_values['event']);
 240       // check for is_monetary status
 241       $isMonetary = CRM_Utils_Array::value('is_monetary', $this->_values['event']);
 242       // check for ability to add contributions of type
 243       if ($isMonetary
 244         && CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus()
 245         && !CRM_Core_Permission::check('add contributions of type ' . CRM_Contribute_PseudoConstant::financialType($this->_values['event']['financial_type_id']))
 246       ) {
 247         CRM_Core_Error::fatal(ts('You do not have permission to access this page.'));
 248       }
 249
 250       $this->checkValidEvent($infoUrl);
 251       // get the participant values, CRM-4320
 252       $this->_allowConfirmation = FALSE;
 253       if ($this->_participantId) {
 254         $this->processFirstParticipant($this->_participantId);
 255       }
 256       //check for additional participants.
 257       if ($this->_allowConfirmation && $this->_values['event']['is_multiple_registrations']) {
 258         $additionalParticipantIds = CRM_Event_BAO_Participant::getAdditionalParticipantIds($this->_participantId);
 259         $cnt = 1;
 260         foreach ($additionalParticipantIds as $additionalParticipantId) {
 261           $this->_additionalParticipantIds[$cnt] = $additionalParticipantId;
 262           $cnt++;
 263         }
 264         $this->set('additionalParticipantIds', $this->_additionalParticipantIds);
 265       }
 266
 267       $eventFull = CRM_Event_BAO_Participant::eventFull($this->_eventId, FALSE,
 268         CRM_Utils_Array::value('has_waitlist', $this->_values['event'])
 269       );
 270
 271       $this->_allowWaitlist = $this->_isEventFull = FALSE;
 272       if ($eventFull && !$this->_allowConfirmation) {
 273         $this->_isEventFull = TRUE;
 274         //lets redirecting to info only when to waiting list.
 275         $this->_allowWaitlist = CRM_Utils_Array::value('has_waitlist', $this->_values['event']);
 276         if (!$this->_allowWaitlist) {
 277           CRM_Utils_System::redirect($infoUrl);
 278         }
 279       }
 280       $this->set('isEventFull', $this->_isEventFull);
 281       $this->set('allowWaitlist', $this->_allowWaitlist);
 282
 283       //check for require requires approval.
 284       $this->_requireApproval = FALSE;
 285       if (!empty($this->_values['event']['requires_approval']) && !$this->_allowConfirmation) {
 286         $this->_requireApproval = TRUE;
 287       }
 288       $this->set('requireApproval', $this->_requireApproval);
 289
 290       if (isset($this->_values['event']['default_role_id'])) {
 291         $participant_role = CRM_Core_OptionGroup::values('participant_role');
 292         $this->_values['event']['participant_role'] = $participant_role["{$this->_values['event']['default_role_id']}"];
 293       }
 294       $isPayLater = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Event', $this->_eventId, 'is_pay_later');
 295       $this->setPayLaterLabel($isPayLater ? $this->_values['event']['pay_later_text'] : '');
 296       //check for various combinations for paylater, payment
 297       //process with paid event.
 298       if ($isMonetary && (!$isPayLater || !empty($this->_values['event']['payment_processor']))) {
 299         $this->_paymentProcessorIDs = explode(CRM_Core_DAO::VALUE_SEPARATOR, CRM_Utils_Array::value('payment_processor',
 300           $this->_values['event']
 301         ));
 302         $this->assignPaymentProcessor($isPayLater);
 303       }
 304       //init event fee.
 305       self::initEventFee($this, $this->_eventId);
 306
 307       // get the profile ids
 308       $ufJoinParams = array(
 309         'entity_table' => 'civicrm_event',
 310         // CRM-4377: CiviEvent for the main participant, CiviEvent_Additional for additional participants
 311         'module' => 'CiviEvent',
 312         'entity_id' => $this->_eventId,
 313       );
 314       list($this->_values['custom_pre_id'],
 315         $this->_values['custom_post_id']
 316         ) = CRM_Core_BAO_UFJoin::getUFGroupIds($ufJoinParams);
 317
 318       // set profiles for additional participants
 319       if ($this->_values['event']['is_multiple_registrations']) {
 320         // CRM-4377: CiviEvent for the main participant, CiviEvent_Additional for additional participants
 321         $ufJoinParams['module'] = 'CiviEvent_Additional';
 322
 323         list($this->_values['additional_custom_pre_id'],
 324           $this->_values['additional_custom_post_id'], $preActive, $postActive
 325           ) = CRM_Core_BAO_UFJoin::getUFGroupIds($ufJoinParams);
 326
 327         // CRM-4377: we need to maintain backward compatibility, hence if there is profile for main contact
 328         // set same profile for additional contacts.
 329         if ($this->_values['custom_pre_id'] && !$this->_values['additional_custom_pre_id']) {
 330           $this->_values['additional_custom_pre_id'] = $this->_values['custom_pre_id'];
 331         }
 332
 333         if ($this->_values['custom_post_id'] && !$this->_values['additional_custom_post_id']) {
 334           $this->_values['additional_custom_post_id'] = $this->_values['custom_post_id'];
 335         }
 336         // now check for no profile condition, in that case is_active = 0
 337         if (isset($preActive) && !$preActive) {
 338           unset($this->_values['additional_custom_pre_id']);
 339         }
 340         if (isset($postActive) && !$postActive) {
 341           unset($this->_values['additional_custom_post_id']);
 342         }
 343       }
 344
 345       $this->assignBillingType();
 346
 347       if ($this->_values['event']['is_monetary']) {
 348         CRM_Core_Payment_Form::setPaymentFieldsByProcessor($this, $this->_paymentProcessor);
 349       }
 350       $params = array('entity_id' => $this->_eventId, 'entity_table' => 'civicrm_event');
 351       $this->_values['location'] = CRM_Core_BAO_Location::getValues($params, TRUE);
 352
 353       $this->set('values', $this->_values);
 354       $this->set('fields', $this->_fields);
 355
 356       $this->_availableRegistrations
 357         = CRM_Event_BAO_Participant::eventFull(
 358           $this->_values['event']['id'], TRUE,
 359           CRM_Utils_Array::value('has_waitlist', $this->_values['event'])
 360         );
 361       $this->set('availableRegistrations', $this->_availableRegistrations);
 362     }
 363     $this->assign_by_ref('paymentProcessor', $this->_paymentProcessor);
 364
 365     // check if this is a paypal auto return and redirect accordingly
 366     if (CRM_Core_Payment::paypalRedirect($this->_paymentProcessor)) {
 367       $url = CRM_Utils_System::url('civicrm/event/register',
 368         "_qf_ThankYou_display=1&qfKey={$this->controller->_key}"
 369       );
 370       CRM_Utils_System::redirect($url);
 371     }
 372     // The concept of contributeMode is deprecated.
 373     $this->_contributeMode = $this->get('contributeMode');
 374     $this->assign('contributeMode', $this->_contributeMode);
 375
 376     $this->setTitle($this->_values['event']['title']);
 377
 378     $this->assign('paidEvent', $this->_values['event']['is_monetary']);
 379
 380     // we do not want to display recently viewed items on Registration pages
 381     $this->assign('displayRecent', FALSE);
 382
 383     $isShowLocation = CRM_Utils_Array::value('is_show_location', $this->_values['event']);
 384     $this->assign('isShowLocation', $isShowLocation);
 385     // Handle PCP
 386     $pcpId = CRM_Utils_Request::retrieve('pcpId', 'Positive', $this);
 387     if ($pcpId) {
 388       $pcp = CRM_PCP_BAO_PCP::handlePcp($pcpId, 'event', $this->_values['event']);
 389       $this->_pcpId = $pcp['pcpId'];
 390       $this->_values['event']['intro_text'] = CRM_Utils_Array::value('intro_text', $pcp['pcpInfo']);
 391     }
 392
 393     // assign all event properties so wizard templates can display event info.
 394     $this->assign('event', $this->_values['event']);
 395     $this->assign('location', $this->_values['location']);
 396     $this->assign('bltID', $this->_bltID);
 397     $isShowLocation = CRM_Utils_Array::value('is_show_location', $this->_values['event']);
 398     $this->assign('isShowLocation', $isShowLocation);
 399     CRM_Contribute_BAO_Contribution_Utils::overrideDefaultCurrency($this->_values['event']);
 400
 401     //lets allow user to override campaign.
 402     $campID = CRM_Utils_Request::retrieve('campID', 'Positive', $this);
 403     if ($campID && CRM_Core_DAO::getFieldValue('CRM_Campaign_DAO_Campaign', $campID)) {
 404       $this->_values['event']['campaign_id'] = $campID;
 405     }
 406
 407     // Set the same value for is_billing_required as contribution page so code can be shared.
 408     $this->_values['is_billing_required'] = CRM_Utils_Array::value('is_billing_required', $this->_values['event']);
 409     // check if billing block is required for pay later
 410     // note that I have started removing the use of isBillingAddressRequiredForPayLater in favour of letting
 411     // the CRM_Core_Payment_Manual class handle it - but there are ~300 references to it in the code base so only
 412     // removing in very limited cases.
 413     if (CRM_Utils_Array::value('is_pay_later', $this->_values['event'])) {
 414       $this->_isBillingAddressRequiredForPayLater = CRM_Utils_Array::value('is_billing_required', $this->_values['event']);
 415       $this->assign('isBillingAddressRequiredForPayLater', $this->_isBillingAddressRequiredForPayLater);
 416     }
 417   }
 418
 419   /**
 420    * Assign the minimal set of variables to the template.
 421    */
 422   public function assignToTemplate() {
 423     //process only primary participant params
 424     $this->_params = $this->get('params');
 425     if (isset($this->_params[0])) {
 426       $params = $this->_params[0];
 427     }
 428     $name = '';
 429     if (!empty($params['billing_first_name'])) {
 430       $name = $params['billing_first_name'];
 431     }
 432
 433     if (!empty($params['billing_middle_name'])) {
 434       $name .= " {$params['billing_middle_name']}";
 435     }
 436
 437     if (!empty($params['billing_last_name'])) {
 438       $name .= " {$params['billing_last_name']}";
 439     }
 440     $this->assign('billingName', $name);
 441     $this->set('name', $name);
 442
 443     $vars = array(
 444       'amount',
 445       'currencyID',
 446       'credit_card_type',
 447       'trxn_id',
 448       'amount_level',
 449       'receive_date',
 450     );
 451
 452     foreach ($vars as $v) {
 453       if (!empty($params[$v])) {
 454         if ($v == 'receive_date') {
 455           $this->assign($v, CRM_Utils_Date::mysqlToIso($params[$v]));
 456         }
 457         else {
 458           $this->assign($v, $params[$v]);
 459         }
 460       }
 461       elseif (empty($params['amount'])) {
 462         $this->assign($v, CRM_Utils_Array::value($v, $params));
 463       }
 464     }
 465
 466     $this->assign('address', CRM_Utils_Address::getFormattedBillingAddressFieldsFromParameters($params, $this->_bltID));
 467
 468     // The concept of contributeMode is deprecated.
 469     if ($this->_contributeMode == 'direct' && empty($params['is_pay_later'])) {
 470       $date = CRM_Utils_Date::format(CRM_Utils_Array::value('credit_card_exp_date', $params));
 471       $date = CRM_Utils_Date::mysqlToIso($date);
 472       $this->assign('credit_card_exp_date', $date);
 473       $this->assign('credit_card_number',
 474         CRM_Utils_System::mungeCreditCard(CRM_Utils_Array::value('credit_card_number', $params))
 475       );
 476     }
 477
 478     // get the email that the confirmation would have been sent to
 479     $session = CRM_Core_Session::singleton();
 480
 481     // assign is_email_confirm to templates
 482     if (isset($this->_values['event']['is_email_confirm'])) {
 483       $this->assign('is_email_confirm', $this->_values['event']['is_email_confirm']);
 484     }
 485
 486     // assign pay later stuff
 487     $params['is_pay_later'] = CRM_Utils_Array::value('is_pay_later', $params, FALSE);
 488     $this->assign('is_pay_later', $params['is_pay_later']);
 489     if ($params['is_pay_later']) {
 490       $this->assign('pay_later_text', $this->getPayLaterLabel());
 491       $this->assign('pay_later_receipt', $this->_values['event']['pay_later_receipt']);
 492     }
 493
 494     // also assign all participantIDs to the template
 495     // useful in generating confirmation numbers if needed
 496     $this->assign('participantIDs', $this->_participantIDS);
 497   }
 498
 499   /**
 500    * Add the custom fields.
 501    *
 502    * @param int $id
 503    * @param string $name
 504    * @param bool $viewOnly
 505    */
 506   public function buildCustom($id, $name, $viewOnly = FALSE) {
 507     if ($id) {
 508       $button = substr($this->controller->getButtonName(), -4);
 509       $cid = CRM_Utils_Request::retrieve('cid', 'Positive', $this);
 510       $session = CRM_Core_Session::singleton();
 511       $contactID = $session->get('userID');
 512
 513       // we don't allow conflicting fields to be
 514       // configured via profile
 515       $fieldsToIgnore = array(
 516         'participant_fee_amount' => 1,
 517         'participant_fee_level' => 1,
 518       );
 519       if ($contactID) {
 520         //FIX CRM-9653
 521         if (is_array($id)) {
 522           $fields = array();
 523           foreach ($id as $profileID) {
 524             $field = CRM_Core_BAO_UFGroup::getFields($profileID, FALSE, CRM_Core_Action::ADD,
 525               NULL, NULL, FALSE, NULL,
 526               FALSE, NULL, CRM_Core_Permission::CREATE,
 527               'field_name', TRUE
 528             );
 529             $fields = array_merge($fields, $field);
 530           }
 531         }
 532         else {
 533           if (CRM_Core_BAO_UFGroup::filterUFGroups($id, $contactID)) {
 534             $fields = CRM_Core_BAO_UFGroup::getFields($id, FALSE, CRM_Core_Action::ADD,
 535               NULL, NULL, FALSE, NULL,
 536               FALSE, NULL, CRM_Core_Permission::CREATE,
 537               'field_name', TRUE
 538             );
 539           }
 540         }
 541       }
 542       else {
 543         $fields = CRM_Core_BAO_UFGroup::getFields($id, FALSE, CRM_Core_Action::ADD,
 544           NULL, NULL, FALSE, NULL,
 545           FALSE, NULL, CRM_Core_Permission::CREATE,
 546           'field_name', TRUE
 547         );
 548       }
 549
 550       if (array_intersect_key($fields, $fieldsToIgnore)) {
 551         $fields = array_diff_key($fields, $fieldsToIgnore);
 552         CRM_Core_Session::setStatus(ts('Some of the profile fields cannot be configured for this page.'));
 553       }
 554       $addCaptcha = FALSE;
 555
 556       if (!empty($this->_fields)) {
 557         $fields = @array_diff_assoc($fields, $this->_fields);
 558       }
 559
 560       if (empty($this->_params[0]['additional_participants']) &&
 561         is_null($cid)
 562       ) {
 563         CRM_Core_BAO_Address::checkContactSharedAddressFields($fields, $contactID);
 564       }
 565       $this->assign($name, $fields);
 566       if (is_array($fields)) {
 567         foreach ($fields as $key => $field) {
 568           if ($viewOnly &&
 569             isset($field['data_type']) &&
 570             $field['data_type'] == 'File' || ($viewOnly && $field['name'] == 'image_URL')
 571           ) {
 572             // ignore file upload fields
 573             continue;
 574           }
 575           //make the field optional if primary participant
 576           //have been skip the additional participant.
 577           if ($button == 'skip') {
 578             $field['is_required'] = FALSE;
 579           }
 580           // CRM-11316 Is ReCAPTCHA enabled for this profile AND is this an anonymous visitor
 581           elseif ($field['add_captcha'] && !$contactID) {
 582             // only add captcha for first page
 583             $addCaptcha = TRUE;
 584           }
 585           list($prefixName, $index) = CRM_Utils_System::explode('-', $key, 2);
 586           CRM_Core_BAO_UFGroup::buildProfile($this, $field, CRM_Profile_Form::MODE_CREATE, $contactID, TRUE);
 587
 588           $this->_fields[$key] = $field;
 589         }
 590       }
 591
 592       if ($addCaptcha && !$viewOnly) {
 593         CRM_Utils_ReCAPTCHA::enableCaptchaOnForm($this);
 594       }
 595     }
 596   }
 597
 598   /**
 599    * Initiate event fee.
 600    *
 601    * @param CRM_Core_Form $form
 602    * @param int $eventID
 603    *
 604    * @throws Exception
 605    */
 606   public static function initEventFee(&$form, $eventID) {
 607     // get price info
 608
 609     // retrive all active price set fields.
 610     $discountId = CRM_Core_BAO_Discount::findSet($eventID, 'civicrm_event');
 611     if (property_exists($form, '_discountId') && $form->_discountId) {
 612       $discountId = $form->_discountId;
 613     }
 614
 615     //CRM-16456 get all price field including expired one.
 616     $getAllPriceField = TRUE;
 617     $className = CRM_Utils_System::getClassName($form);
 618     if ($className == 'CRM_Event_Form_ParticipantFeeSelection' && $form->_action == CRM_Core_Action::UPDATE) {
 619       $getAllPriceField = FALSE;
 620     }
 621
 622     if ($discountId) {
 623       $priceSetId = CRM_Core_DAO::getFieldValue('CRM_Core_BAO_Discount', $discountId, 'price_set_id');
 624       $price = CRM_Price_BAO_PriceSet::initSet($form, $eventID, 'civicrm_event', $getAllPriceField, $priceSetId);
 625     }
 626     else {
 627       $price = CRM_Price_BAO_PriceSet::initSet($form, $eventID, 'civicrm_event', $getAllPriceField);
 628     }
 629
 630     if (property_exists($form, '_context') && ($form->_context == 'standalone'
 631         || $form->_context == 'participant')
 632     ) {
 633       $discountedEvent = CRM_Core_BAO_Discount::getOptionGroup($eventID, 'civicrm_event');
 634       if (is_array($discountedEvent)) {
 635         foreach ($discountedEvent as $key => $priceSetId) {
 636           $priceSet = CRM_Price_BAO_PriceSet::getSetDetail($priceSetId);
 637           $priceSet = CRM_Utils_Array::value($priceSetId, $priceSet);
 638           $form->_values['discount'][$key] = CRM_Utils_Array::value('fields', $priceSet);
 639           $fieldID = key($form->_values['discount'][$key]);
 640           $form->_values['discount'][$key][$fieldID]['name'] = CRM_Core_DAO::getFieldValue(
 641             'CRM_Price_DAO_PriceSet',
 642             $priceSetId,
 643             'title'
 644           );
 645         }
 646       }
 647     }
 648     $eventFee = CRM_Utils_Array::value('fee', $form->_values);
 649     if (!is_array($eventFee) || empty($eventFee)) {
 650       $form->_values['fee'] = array();
 651     }
 652
 653     //fix for non-upgraded price sets.CRM-4256.
 654     if (isset($form->_isPaidEvent)) {
 655       $isPaidEvent = $form->_isPaidEvent;
 656     }
 657     else {
 658       $isPaidEvent = CRM_Utils_Array::value('is_monetary', $form->_values['event']);
 659     }
 660     if (CRM_Financial_BAO_FinancialType::isACLFinancialTypeStatus()
 661       && !empty($form->_values['fee'])
 662     ) {
 663       foreach ($form->_values['fee'] as $k => $fees) {
 664         foreach ($fees['options'] as $options) {
 665           if (!CRM_Core_Permission::check('add contributions of type ' . CRM_Contribute_PseudoConstant::financialType($options['financial_type_id']))) {
 666             unset($form->_values['fee'][$k]);
 667           }
 668         }
 669       }
 670     }
 671     if ($isPaidEvent && empty($form->_values['fee'])) {
 672       if (CRM_Utils_System::getClassName($form) != 'CRM_Event_Form_Participant') {
 673         CRM_Core_Error::fatal(ts('No Fee Level(s) or Price Set is configured for this event.<br />Click <a href=\'%1\'>CiviEvent >> Manage Event >> Configure >> Event Fees</a> to configure the Fee Level(s) or Price Set for this event.', array(1 => CRM_Utils_System::url('civicrm/event/manage/fee', 'reset=1&action=update&id=' . $form->_eventId))));
 674       }
 675     }
 676   }
 677
 678   /**
 679    * Handle process after the confirmation of payment by User.
 680    *
 681    * @param int $contactID
 682    * @param \CRM_Contribute_BAO_Contribution $contribution
 683    *
 684    * @throws \CiviCRM_API3_Exception
 685    */
 686   public function confirmPostProcess($contactID = NULL, $contribution = NULL) {
 687     // add/update contact information
 688     unset($this->_params['note']);
 689
 690     //to avoid conflict overwrite $this->_params
 691     $this->_params = $this->get('value');
 692
 693     //get the amount of primary participant
 694     if (!empty($this->_params['is_primary'])) {
 695       $this->_params['fee_amount'] = $this->get('primaryParticipantAmount');
 696     }
 697
 698     // add participant record
 699     $participant = CRM_Event_Form_Registration::addParticipant($this, $contactID);
 700     $this->_participantIDS[] = $participant->id;
 701
 702     //setting register_by_id field and primaryContactId
 703     if (!empty($this->_params['is_primary'])) {
 704       $this->set('registerByID', $participant->id);
 705       $this->set('primaryContactId', $contactID);
 706
 707       // CRM-10032
 708       $this->processFirstParticipant($participant->id);
 709     }
 710     $this->_params['participantID'] = $participant->id;
 711     $this->set('primaryParticipant', $this->_params);
 712
 713     CRM_Core_BAO_CustomValueTable::postProcess($this->_params,
 714       'civicrm_participant',
 715       $participant->id,
 716       'Participant'
 717     );
 718
 719     $createPayment = (CRM_Utils_Array::value('amount', $this->_params, 0) != 0) ? TRUE : FALSE;
 720
 721     // force to create zero amount payment, CRM-5095
 722     // we know the amout is zero since createPayment is false
 723     if (!$createPayment &&
 724       (isset($contribution) && $contribution->id) &&
 725       $this->_priceSetId &&
 726       $this->_lineItem
 727     ) {
 728       $createPayment = TRUE;
 729     }
 730
 731     if ($createPayment && $this->_values['event']['is_monetary'] && !empty($this->_params['contributionID'])) {
 732       $paymentParams = [
 733         'participant_id' => $participant->id,
 734         'contribution_id' => $contribution->id,
 735       ];
 736       civicrm_api3('ParticipantPayment', 'create', $paymentParams);
 737     }
 738
 739     $this->assign('action', $this->_action);
 740
 741     // create CMS user
 742     if (!empty($this->_params['cms_create_account'])) {
 743       $this->_params['contactID'] = $contactID;
 744
 745       if (array_key_exists('email-5', $this->_params)) {
 746         $mail = 'email-5';
 747       }
 748       else {
 749         foreach ($this->_params as $name => $dontCare) {
 750           if (substr($name, 0, 5) == 'email') {
 751             $mail = $name;
 752             break;
 753           }
 754         }
 755       }
 756
 757       // we should use primary email for
 758       // 1. pay later participant.
 759       // 2. waiting list participant.
 760       // 3. require approval participant.
 761       if (!empty($this->_params['is_pay_later']) ||
 762         $this->_allowWaitlist || $this->_requireApproval
 763       ) {
 764         $mail = 'email-Primary';
 765       }
 766
 767       if (!CRM_Core_BAO_CMSUser::create($this->_params, $mail)) {
 768         CRM_Core_Error::statusBounce(ts('Your profile is not saved and Account is not created.'));
 769       }
 770     }
 771   }
 772
 773   /**
 774    * Process the participant.
 775    *
 776    * @param CRM_Core_Form $form
 777    * @param int $contactID
 778    *
 779    * @return \CRM_Event_BAO_Participant
 780    * @throws \CiviCRM_API3_Exception
 781    */
 782   public static function addParticipant(&$form, $contactID) {
 783     if (empty($form->_params)) {
 784       return NULL;
 785     }
 786     $params = $form->_params;
 787     $transaction = new CRM_Core_Transaction();
 788
 789     // handle register date CRM-4320
 790     $registerDate = NULL;
 791     if (!empty($form->_allowConfirmation) && $form->_participantId) {
 792       $registerDate = $params['participant_register_date'];
 793     }
 794     elseif (!empty($params['participant_register_date']) &&
 795       is_array($params['participant_register_date']) &&
 796       !empty($params['participant_register_date'])
 797     ) {
 798       $registerDate = CRM_Utils_Date::format($params['participant_register_date']);
 799     }
 800
 801     $participantFields = CRM_Event_DAO_Participant::fields();
 802     $participantParams = array(
 803       'id' => CRM_Utils_Array::value('participant_id', $params),
 804       'contact_id' => $contactID,
 805       'event_id' => $form->_eventId ? $form->_eventId : $params['event_id'],
 806       'status_id' => CRM_Utils_Array::value('participant_status',
 807         $params, 1
 808       ),
 809       'role_id' => CRM_Utils_Array::value('participant_role_id', $params) ?: self::getDefaultRoleID(),
 810       'register_date' => ($registerDate) ? $registerDate : date('YmdHis'),
 811       'source' => CRM_Utils_String::ellipsify(
 812         isset($params['participant_source']) ? CRM_Utils_Array::value('participant_source', $params) : CRM_Utils_Array::value('description', $params),
 813         $participantFields['participant_source']['maxlength']
 814       ),
 815       'fee_level' => CRM_Utils_Array::value('amount_level', $params),
 816       'is_pay_later' => CRM_Utils_Array::value('is_pay_later', $params, 0),
 817       'fee_amount' => CRM_Utils_Array::value('fee_amount', $params),
 818       'registered_by_id' => CRM_Utils_Array::value('registered_by_id', $params),
 819       'discount_id' => CRM_Utils_Array::value('discount_id', $params),
 820       'fee_currency' => CRM_Utils_Array::value('currencyID', $params),
 821       'campaign_id' => CRM_Utils_Array::value('campaign_id', $params),
 822     );
 823
 824     if ($form->_action & CRM_Core_Action::PREVIEW || CRM_Utils_Array::value('mode', $params) == 'test') {
 825       $participantParams['is_test'] = 1;
 826     }
 827     else {
 828       $participantParams['is_test'] = 0;
 829     }
 830
 831     if (!empty($form->_params['note'])) {
 832       $participantParams['note'] = $form->_params['note'];
 833     }
 834     elseif (!empty($form->_params['participant_note'])) {
 835       $participantParams['note'] = $form->_params['participant_note'];
 836     }
 837
 838     // reuse id if one already exists for this one (can happen
 839     // with back button being hit etc)
 840     if (!$participantParams['id'] && !empty($params['contributionID'])) {
 841       $pID = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_ParticipantPayment',
 842         $params['contributionID'],
 843         'participant_id',
 844         'contribution_id'
 845       );
 846       $participantParams['id'] = $pID;
 847     }
 848     $participantParams['discount_id'] = CRM_Core_BAO_Discount::findSet($form->_eventId, 'civicrm_event');
 849
 850     if (!$participantParams['discount_id']) {
 851       $participantParams['discount_id'] = "null";
 852     }
 853
 854     $participant = CRM_Event_BAO_Participant::create($participantParams);
 855
 856     $transaction->commit();
 857
 858     return $participant;
 859   }
 860
 861   /**
 862    * Get the ID of the default (first) participant role
 863    *
 864    * @return int
 865    * @throws \CiviCRM_API3_Exception
 866    */
 867   private static function getDefaultRoleID() {
 868     return (int) civicrm_api3('OptionValue', 'getvalue', [
 869       'return' => "value",
 870       'option_group_id' => "participant_role",
 871       'is_active' => 1,
 872       'options' => ['limit' => 1, 'sort' => "is_default DESC"],
 873     ]);
 874   }
 875
 876   /**
 877    * Calculate the total participant count as per params.
 878    *
 879    * @param CRM_Core_Form $form
 880    * @param array $params
 881    *   User params.
 882    * @param bool $skipCurrent
 883    *
 884    * @return int
 885    */
 886   public static function getParticipantCount(&$form, $params, $skipCurrent = FALSE) {
 887     $totalCount = 0;
 888     if (!is_array($params) || empty($params)) {
 889       return $totalCount;
 890     }
 891
 892     $priceSetId = $form->get('priceSetId');
 893     $addParticipantNum = substr($form->_name, 12);
 894     $priceSetFields = $priceSetDetails = array();
 895     $hasPriceFieldsCount = FALSE;
 896     if ($priceSetId) {
 897       $priceSetDetails = $form->get('priceSet');
 898       if (isset($priceSetDetails['optionsCountTotal'])
 899         && $priceSetDetails['optionsCountTotal']
 900       ) {
 901         $hasPriceFieldsCount = TRUE;
 902         $priceSetFields = $priceSetDetails['optionsCountDetails']['fields'];
 903       }
 904     }
 905
 906     $singleFormParams = FALSE;
 907     foreach ($params as $key => $val) {
 908       if (!is_numeric($key)) {
 909         $singleFormParams = TRUE;
 910         break;
 911       }
 912     }
 913
 914     //first format the params.
 915     if ($singleFormParams) {
 916       $params = self::formatPriceSetParams($form, $params);
 917       $params = array($params);
 918     }
 919
 920     foreach ($params as $key => $values) {
 921       if (!is_numeric($key) ||
 922         $values == 'skip' ||
 923         ($skipCurrent && ($addParticipantNum == $key))
 924       ) {
 925         continue;
 926       }
 927       $count = 1;
 928
 929       $usedCache = FALSE;
 930       $cacheCount = CRM_Utils_Array::value($key, $form->_lineItemParticipantsCount);
 931       if ($cacheCount && is_numeric($cacheCount)) {
 932         $count = $cacheCount;
 933         $usedCache = TRUE;
 934       }
 935
 936       if (!$usedCache && $hasPriceFieldsCount) {
 937         $count = 0;
 938         foreach ($values as $valKey => $value) {
 939           if (strpos($valKey, 'price_') === FALSE) {
 940             continue;
 941           }
 942           $priceFieldId = substr($valKey, 6);
 943           if (!$priceFieldId ||
 944             !is_array($value) ||
 945             !array_key_exists($priceFieldId, $priceSetFields)
 946           ) {
 947             continue;
 948           }
 949           foreach ($value as $optId => $optVal) {
 950             $currentCount = $priceSetFields[$priceFieldId]['options'][$optId] * $optVal;
 951             if ($currentCount) {
 952               $count += $currentCount;
 953             }
 954           }
 955         }
 956         if (!$count) {
 957           $count = 1;
 958         }
 959       }
 960       $totalCount += $count;
 961     }
 962     if (!$totalCount) {
 963       $totalCount = 1;
 964     }
 965
 966     return $totalCount;
 967   }
 968
 969   /**
 970    * Format user submitted price set params.
 971    *
 972    * Convert price set each param as an array.
 973    *
 974    * @param CRM_Core_Form $form
 975    * @param array $params
 976    *   An array of user submitted params.
 977    *
 978    * @return array
 979    *   Formatted price set params.
 980    */
 981   public static function formatPriceSetParams(&$form, $params) {
 982     if (!is_array($params) || empty($params)) {
 983       return $params;
 984     }
 985
 986     $priceSetId = $form->get('priceSetId');
 987     if (!$priceSetId) {
 988       return $params;
 989     }
 990     $priceSetDetails = $form->get('priceSet');
 991
 992     foreach ($params as $key => & $value) {
 993       $vals = array();
 994       if (strpos($key, 'price_') !== FALSE) {
 995         $fieldId = substr($key, 6);
 996         if (!array_key_exists($fieldId, $priceSetDetails['fields']) ||
 997           is_array($value) ||
 998           !$value
 999         ) {
1000           continue;
1001         }
1002         $field = $priceSetDetails['fields'][$fieldId];
1003         if ($field['html_type'] == 'Text') {
1004           $fieldOption = current($field['options']);
1005           $value = array($fieldOption['id'] => $value);
1006         }
1007         else {
1008           $value = array($value => TRUE);
1009         }
1010       }
1011     }
1012
1013     return $params;
1014   }
1015
1016   /**
1017    * Calculate total count for each price set options.
1018    *
1019    * - currently selected by user.
1020    *
1021    * @param CRM_Core_Form $form
1022    *   Form object.
1023    *
1024    * @return array
1025    *   array of each option w/ count total.
1026    */
1027   public static function getPriceSetOptionCount(&$form) {
1028     $params = $form->get('params');
1029     $priceSet = $form->get('priceSet');
1030     $priceSetId = $form->get('priceSetId');
1031
1032     $optionsCount = array();
1033     if (!$priceSetId ||
1034       !is_array($priceSet) ||
1035       empty($priceSet) ||
1036       !is_array($params) ||
1037       empty($params)
1038     ) {
1039       return $optionsCount;
1040     }
1041
1042     $priceSetFields = $priceMaxFieldDetails = array();
1043     if (!empty($priceSet['optionsCountTotal'])) {
1044       $priceSetFields = $priceSet['optionsCountDetails']['fields'];
1045     }
1046
1047     if (!empty($priceSet['optionsMaxValueTotal'])) {
1048       $priceMaxFieldDetails = $priceSet['optionsMaxValueDetails']['fields'];
1049     }
1050
1051     $addParticipantNum = substr($form->_name, 12);
1052     foreach ($params as $pCnt => $values) {
1053       if ($values == 'skip' ||
1054         $pCnt === $addParticipantNum
1055       ) {
1056         continue;
1057       }
1058
1059       foreach ($values as $valKey => $value) {
1060         if (strpos($valKey, 'price_') === FALSE) {
1061           continue;
1062         }
1063
1064         $priceFieldId = substr($valKey, 6);
1065         if (!$priceFieldId ||
1066           !is_array($value) ||
1067           !(array_key_exists($priceFieldId, $priceSetFields) || array_key_exists($priceFieldId, $priceMaxFieldDetails))
1068         ) {
1069           continue;
1070         }
1071
1072         foreach ($value as $optId => $optVal) {
1073           if (CRM_Utils_Array::value('html_type', $priceSet['fields'][$priceFieldId]) == 'Text') {
1074             $currentCount = $optVal;
1075           }
1076           else {
1077             $currentCount = 1;
1078           }
1079
1080           if (isset($priceSetFields[$priceFieldId]) && isset($priceSetFields[$priceFieldId]['options'][$optId])) {
1081             $currentCount = $priceSetFields[$priceFieldId]['options'][$optId] * $optVal;
1082           }
1083
1084           $optionsCount[$optId] = $currentCount + CRM_Utils_Array::value($optId, $optionsCount, 0);
1085         }
1086       }
1087     }
1088
1089     return $optionsCount;
1090   }
1091
1092   /**
1093    * Check if template file exists.
1094    *
1095    * @param string $suffix
1096    *
1097    * @return null|string
1098    */
1099   public function checkTemplateFileExists($suffix = '') {
1100     if ($this->_eventId) {
1101       $templateName = $this->_name;
1102       if (substr($templateName, 0, 12) == 'Participant_') {
1103         $templateName = 'AdditionalParticipant';
1104       }
1105
1106       $templateFile = "CRM/Event/Form/Registration/{$this->_eventId}/{$templateName}.{$suffix}tpl";
1107       $template = CRM_Core_Form::getTemplate();
1108       if ($template->template_exists($templateFile)) {
1109         return $templateFile;
1110       }
1111     }
1112     return NULL;
1113   }
1114
1115   /**
1116    * Get template file name.
1117    *
1118    * @return null|string
1119    */
1120   public function getTemplateFileName() {
1121     $fileName = $this->checkTemplateFileExists();
1122     return $fileName ? $fileName : parent::getTemplateFileName();
1123   }
1124
1125   /**
1126    * Override extra template name.
1127    *
1128    * @return null|string
1129    */
1130   public function overrideExtraTemplateFileName() {
1131     $fileName = $this->checkTemplateFileExists('extra.');
1132     return $fileName ? $fileName : parent::overrideExtraTemplateFileName();
1133   }
1134
1135   /**
1136    * Reset values for all options those are full.
1137    *
1138    * @param array $optionFullIds
1139    * @param CRM_Core_Form $form
1140    */
1141   public static function resetElementValue($optionFullIds = array(), &$form) {
1142     if (!is_array($optionFullIds) ||
1143       empty($optionFullIds) ||
1144       !$form->isSubmitted()
1145     ) {
1146       return;
1147     }
1148
1149     foreach ($optionFullIds as $fldId => $optIds) {
1150       $name = "price_$fldId";
1151       if (!$form->elementExists($name)) {
1152         continue;
1153       }
1154
1155       $element = $form->getElement($name);
1156       $eleType = $element->getType();
1157
1158       $resetSubmitted = FALSE;
1159       switch ($eleType) {
1160         case 'text':
1161           if ($element->getValue() && $element->isFrozen()) {
1162             $label = "{$element->getLabel()}<tt>(x)</tt>";
1163             $element->setLabel($label);
1164             $element->setPersistantFreeze();
1165             $resetSubmitted = TRUE;
1166           }
1167           break;
1168
1169         case 'group':
1170           if (is_array($element->_elements)) {
1171             foreach ($element->_elements as $child) {
1172               $childType = $child->getType();
1173               $methodName = 'getName';
1174               if ($childType) {
1175                 $methodName = 'getValue';
1176               }
1177               if (in_array($child->{$methodName}(), $optIds) && $child->isFrozen()) {
1178                 $resetSubmitted = TRUE;
1179                 $child->setPersistantFreeze();
1180               }
1181             }
1182           }
1183           break;
1184
1185         case 'select':
1186           $value = $element->getValue();
1187           if (in_array($value[0], $optIds)) {
1188             foreach ($element->_options as $option) {
1189               if ($option['attr']['value'] === "crm_disabled_opt-{$value[0]}") {
1190                 $placeholder = html_entity_decode($option['text'], ENT_QUOTES, "UTF-8");
1191                 $element->updateAttributes(array('placeholder' => $placeholder));
1192                 break;
1193               }
1194             }
1195             $resetSubmitted = TRUE;
1196           }
1197           break;
1198       }
1199
1200       //finally unset values from submitted.
1201       if ($resetSubmitted) {
1202         self::resetSubmittedValue($name, $optIds, $form);
1203       }
1204     }
1205   }
1206
1207   /**
1208    * Reset submitted value.
1209    *
1210    * @param string $elementName
1211    * @param array $optionIds
1212    * @param CRM_Core_Form $form
1213    */
1214   public static function resetSubmittedValue($elementName, $optionIds = array(), &$form) {
1215     if (empty($elementName) ||
1216       !$form->elementExists($elementName) ||
1217       !$form->getSubmitValue($elementName)
1218     ) {
1219       return;
1220     }
1221     foreach (array(
1222       'constantValues',
1223       'submitValues',
1224       'defaultValues',
1225     ) as $val) {
1226       $values = $form->{"_$val"};
1227       if (!is_array($values) || empty($values)) {
1228         continue;
1229       }
1230       $eleVal = CRM_Utils_Array::value($elementName, $values);
1231       if (empty($eleVal)) {
1232         continue;
1233       }
1234       if (is_array($eleVal)) {
1235         $found = FALSE;
1236         foreach ($eleVal as $keyId => $ignore) {
1237           if (in_array($keyId, $optionIds)) {
1238             $found = TRUE;
1239             unset($values[$elementName][$keyId]);
1240           }
1241         }
1242         if ($found && empty($values[$elementName][$keyId])) {
1243           $values[$elementName][$keyId] = NULL;
1244         }
1245       }
1246       else {
1247         if (!empty($keyId)) {
1248           $values[$elementName][$keyId] = NULL;
1249         }
1250       }
1251     }
1252   }
1253
1254   /**
1255    * Validate price set submitted params for price option limit.
1256    *
1257    * User should select at least one price field option.
1258    *
1259    * @param CRM_Core_Form $form
1260    * @param array $params
1261    *
1262    * @return array
1263    */
1264   public static function validatePriceSet(&$form, $params) {
1265     $errors = array();
1266     $hasOptMaxValue = FALSE;
1267     if (!is_array($params) || empty($params)) {
1268       return $errors;
1269     }
1270
1271     $currentParticipantNum = substr($form->_name, 12);
1272     if (!$currentParticipantNum) {
1273       $currentParticipantNum = 0;
1274     }
1275
1276     $priceSetId = $form->get('priceSetId');
1277     $priceSetDetails = $form->get('priceSet');
1278     if (
1279       !$priceSetId ||
1280       !is_array($priceSetDetails) ||
1281       empty($priceSetDetails)
1282     ) {
1283       return $errors;
1284     }
1285
1286     $optionsCountDetails = $optionsMaxValueDetails = array();
1287     if (
1288       isset($priceSetDetails['optionsMaxValueTotal'])
1289       && $priceSetDetails['optionsMaxValueTotal']
1290     ) {
1291       $hasOptMaxValue = TRUE;
1292       $optionsMaxValueDetails = $priceSetDetails['optionsMaxValueDetails']['fields'];
1293     }
1294     if (
1295       isset($priceSetDetails['optionsCountTotal'])
1296       && $priceSetDetails['optionsCountTotal']
1297     ) {
1298       $hasOptCount = TRUE;
1299       $optionsCountDetails = $priceSetDetails['optionsCountDetails']['fields'];
1300     }
1301     $feeBlock = $form->_feeBlock;
1302
1303     if (empty($feeBlock)) {
1304       $feeBlock = $priceSetDetails['fields'];
1305     }
1306
1307     $optionMaxValues = $fieldSelected = array();
1308     foreach ($params as $pNum => $values) {
1309       if (!is_array($values) || $values == 'skip') {
1310         continue;
1311       }
1312
1313       foreach ($values as $valKey => $value) {
1314         if (strpos($valKey, 'price_') === FALSE) {
1315           continue;
1316         }
1317         $priceFieldId = substr($valKey, 6);
1318         $noneOptionValueSelected = FALSE;
1319         if (!$feeBlock[$priceFieldId]['is_required'] && $value == 0) {
1320           $noneOptionValueSelected = TRUE;
1321         }
1322
1323         if (
1324           !$priceFieldId ||
1325           (!$noneOptionValueSelected && !is_array($value))
1326         ) {
1327           continue;
1328         }
1329
1330         $fieldSelected[$pNum] = TRUE;
1331
1332         if (!$hasOptMaxValue || !is_array($value)) {
1333           continue;
1334         }
1335
1336         foreach ($value as $optId => $optVal) {
1337           if (CRM_Utils_Array::value('html_type', $feeBlock[$priceFieldId]) == 'Text') {
1338             $currentMaxValue = $optVal;
1339           }
1340           else {
1341             $currentMaxValue = 1;
1342           }
1343
1344           if (isset($optionsCountDetails[$priceFieldId]) && isset($optionsCountDetails[$priceFieldId]['options'][$optId])) {
1345             $currentMaxValue = $optionsCountDetails[$priceFieldId]['options'][$optId] * $optVal;
1346           }
1347           if (empty($optionMaxValues)) {
1348             $optionMaxValues[$priceFieldId][$optId] = $currentMaxValue;
1349           }
1350           else {
1351             $optionMaxValues[$priceFieldId][$optId]
1352               = $currentMaxValue + CRM_Utils_Array::value($optId, CRM_Utils_Array::value($priceFieldId, $optionMaxValues), 0);
1353           }
1354           $soldOutPnum[$optId] = $pNum;
1355         }
1356       }
1357
1358       //validate for price field selection.
1359       if (empty($fieldSelected[$pNum])) {
1360         $errors[$pNum]['_qf_default'] = ts('Select at least one option from Event Fee(s).');
1361       }
1362     }
1363
1364     //validate for option max value.
1365     foreach ($optionMaxValues as $fieldId => $values) {
1366       $options = CRM_Utils_Array::value('options', $feeBlock[$fieldId], array());
1367       foreach ($values as $optId => $total) {
1368         $optMax = $optionsMaxValueDetails[$fieldId]['options'][$optId];
1369         $opDbCount = CRM_Utils_Array::value('db_total_count', $options[$optId], 0);
1370         $total += $opDbCount;
1371         if ($optMax && ($total > $optMax)) {
1372           if ($opDbCount && ($opDbCount >= $optMax)) {
1373             $errors[$soldOutPnum[$optId]]["price_{$fieldId}"]
1374               = ts('Sorry, this option is currently sold out.');
1375           }
1376           elseif (($optMax - $opDbCount) == 1) {
1377             $errors[$soldOutPnum[$optId]]["price_{$fieldId}"]
1378               = ts('Sorry, currently only a single space is available for this option.', array(1 => ($optMax - $opDbCount)));
1379           }
1380           else {
1381             $errors[$soldOutPnum[$optId]]["price_{$fieldId}"]
1382               = ts('Sorry, currently only %1 spaces are available for this option.', array(1 => ($optMax - $opDbCount)));
1383           }
1384         }
1385       }
1386     }
1387     return $errors;
1388   }
1389
1390   /**
1391    * Set the first participant ID if not set.
1392    *
1393    * CRM-10032.
1394    *
1395    * @param int $participantID
1396    */
1397   public function processFirstParticipant($participantID) {
1398     $this->_participantId = $participantID;
1399     $this->set('participantId', $this->_participantId);
1400
1401     $ids = $participantValues = array();
1402     $participantParams = array('id' => $this->_participantId);
1403     CRM_Event_BAO_Participant::getValues($participantParams, $participantValues, $ids);
1404     $this->_values['participant'] = $participantValues[$this->_participantId];
1405     $this->set('values', $this->_values);
1406
1407     // also set the allow confirmation stuff
1408     if (array_key_exists(
1409       $this->_values['participant']['status_id'],
1410       CRM_Event_PseudoConstant::participantStatus(NULL, "class = 'Pending'")
1411     )) {
1412       $this->_allowConfirmation = TRUE;
1413       $this->set('allowConfirmation', TRUE);
1414     }
1415   }
1416
1417   /**
1418    * Check if event is valid.
1419    *
1420    * @todo - combine this with CRM_Event_BAO_Event::validRegistrationRequest
1421    * (probably extract relevant values here & call that with them & handle bounces & redirects here -as
1422    * those belong in the form layer)
1423    *
1424    * @param string $redirect
1425    */
1426   public function checkValidEvent($redirect = NULL) {
1427     // is the event active (enabled)?
1428     if (!$this->_values['event']['is_active']) {
1429       // form is inactive, die a fatal death
1430       CRM_Core_Error::statusBounce(ts('The event you requested is currently unavailable (contact the site administrator for assistance).'));
1431     }
1432
1433     // is online registration is enabled?
1434     if (!$this->_values['event']['is_online_registration']) {
1435       CRM_Core_Error::statusBounce(ts('Online registration is not currently available for this event (contact the site administrator for assistance).'), $redirect);
1436     }
1437
1438     // is this an event template ?
1439     if (!empty($this->_values['event']['is_template'])) {
1440       CRM_Core_Error::statusBounce(ts('Event templates are not meant to be registered.'), $redirect);
1441     }
1442
1443     $now = date('YmdHis');
1444     $startDate = CRM_Utils_Date::processDate(CRM_Utils_Array::value('registration_start_date',
1445       $this->_values['event']
1446     ));
1447
1448     if (
1449       $startDate &&
1450       $startDate >= $now
1451     ) {
1452       CRM_Core_Error::statusBounce(ts('Registration for this event begins on %1', array(1 => CRM_Utils_Date::customFormat(CRM_Utils_Array::value('registration_start_date', $this->_values['event'])))), $redirect, ts('Sorry'));
1453     }
1454
1455     $regEndDate = CRM_Utils_Date::processDate(CRM_Utils_Array::value('registration_end_date',
1456       $this->_values['event']
1457     ));
1458     $eventEndDate = CRM_Utils_Date::processDate(CRM_Utils_Array::value('event_end_date', $this->_values['event']));
1459     if (($regEndDate && ($regEndDate < $now)) || (empty($regEndDate) && !empty($eventEndDate) && ($eventEndDate < $now))) {
1460       $endDate = CRM_Utils_Date::customFormat(CRM_Utils_Array::value('registration_end_date', $this->_values['event']));
1461       if (empty($regEndDate)) {
1462         $endDate = CRM_Utils_Date::customFormat(CRM_Utils_Array::value('event_end_date', $this->_values['event']));
1463       }
1464       CRM_Core_Error::statusBounce(ts('Registration for this event ended on %1', array(1 => $endDate)), $redirect, ts('Sorry'));
1465     }
1466   }
1467
1468   /**
1469    * Get the amount level for the event payment.
1470    *
1471    * The amount level is the string stored on the contribution record that describes the purchase.
1472    *
1473    * @param array $params
1474    * @param int|null $discountID
1475    *
1476    * @return string
1477    */
1478   protected function getAmountLevel($params, $discountID) {
1479     // @todo move handling of discount ID to the BAO function - preferably by converting it to a price_set with
1480     // time settings.
1481     if (!empty($this->_values['discount'][$discountID])) {
1482       return $this->_values['discount'][$discountID][$params['amount']]['label'];
1483     }
1484     if (empty($params['priceSetId'])) {
1485       // CRM-17509 An example of this is where the person is being waitlisted & there is no payment.
1486       // ideally we would have calculated amount first & only call this is there is an
1487       // amount but the flow needs more changes for that.
1488       return '';
1489     }
1490     return CRM_Price_BAO_PriceSet::getAmountLevelText($params);
1491   }
1492
1493   /**
1494    * Process Registration of free event.
1495    *
1496    * @param array $params
1497    *   Form values.
1498    * @param int $contactID
1499    *
1500    * @throws \CiviCRM_API3_Exception
1501    */
1502   public function processRegistration($params, $contactID = NULL) {
1503     $session = CRM_Core_Session::singleton();
1504     $this->_participantInfo = array();
1505
1506     // CRM-4320, lets build array of cancelled additional participant ids
1507     // those are drop or skip by primary at the time of confirmation.
1508     // get all in and then unset those are confirmed.
1509     $cancelledIds = $this->_additionalParticipantIds;
1510
1511     $participantCount = array();
1512     foreach ($params as $participantNum => $record) {
1513       if ($record == 'skip') {
1514         $participantCount[$participantNum] = 'skip';
1515       }
1516       elseif ($participantNum) {
1517         $participantCount[$participantNum] = 'participant';
1518       }
1519     }
1520
1521     $registerByID = NULL;
1522     foreach ($params as $key => $value) {
1523       if ($value != 'skip') {
1524         $fields = NULL;
1525
1526         // setting register by Id and unset contactId.
1527         if (empty($value['is_primary'])) {
1528           $contactID = NULL;
1529           $registerByID = $this->get('registerByID');
1530           if ($registerByID) {
1531             $value['registered_by_id'] = $registerByID;
1532           }
1533           // get an email if one exists for the participant
1534           $participantEmail = '';
1535           foreach (array_keys($value) as $valueName) {
1536             if (substr($valueName, 0, 6) == 'email-') {
1537               $participantEmail = $value[$valueName];
1538             }
1539           }
1540           if ($participantEmail) {
1541             $this->_participantInfo[] = $participantEmail;
1542           }
1543           else {
1544             $this->_participantInfo[] = $value['first_name'] . ' ' . $value['last_name'];
1545           }
1546         }
1547         elseif (!empty($value['contact_id'])) {
1548           $contactID = $value['contact_id'];
1549         }
1550         else {
1551           $contactID = $this->getContactID();
1552         }
1553
1554         CRM_Event_Form_Registration_Confirm::fixLocationFields($value, $fields, $this);
1555         //for free event or additional participant, dont create billing email address.
1556         if (empty($value['is_primary']) || !$this->_values['event']['is_monetary']) {
1557           unset($value["email-{$this->_bltID}"]);
1558         }
1559
1560         $contactID = CRM_Event_Form_Registration_Confirm::updateContactFields($contactID, $value, $fields, $this);
1561
1562         // lets store the contactID in the session
1563         // we dont store in userID in case the user is doing multiple
1564         // transactions etc
1565         // for things like tell a friend
1566         if (!$this->getContactID() && !empty($value['is_primary'])) {
1567           $session->set('transaction.userID', $contactID);
1568         }
1569
1570         //lets get the status if require approval or waiting.
1571
1572         $waitingStatuses = CRM_Event_PseudoConstant::participantStatus(NULL, "class = 'Waiting'");
1573         if ($this->_allowWaitlist && !$this->_allowConfirmation) {
1574           $value['participant_status_id'] = $value['participant_status'] = array_search('On waitlist', $waitingStatuses);
1575         }
1576         elseif ($this->_requireApproval && !$this->_allowConfirmation) {
1577           $value['participant_status_id'] = $value['participant_status'] = array_search('Awaiting approval', $waitingStatuses);
1578         }
1579
1580         $this->set('value', $value);
1581         $this->confirmPostProcess($contactID, NULL);
1582
1583         //lets get additional participant id to cancel.
1584         if ($this->_allowConfirmation && is_array($cancelledIds)) {
1585           $additonalId = CRM_Utils_Array::value('participant_id', $value);
1586           if ($additonalId && $key = array_search($additonalId, $cancelledIds)) {
1587             unset($cancelledIds[$key]);
1588           }
1589         }
1590       }
1591     }
1592
1593     // update status and send mail to cancelled additional participants, CRM-4320
1594     if ($this->_allowConfirmation && is_array($cancelledIds) && !empty($cancelledIds)) {
1595       $cancelledId = array_search('Cancelled',
1596         CRM_Event_PseudoConstant::participantStatus(NULL, "class = 'Negative'")
1597       );
1598       CRM_Event_BAO_Participant::transitionParticipants($cancelledIds, $cancelledId);
1599     }
1600
1601     //set information about additional participants if exists
1602     if (count($this->_participantInfo)) {
1603       $this->set('participantInfo', $this->_participantInfo);
1604     }
1605
1606     //send mail Confirmation/Receipt
1607     if ($this->_contributeMode != 'checkout' ||
1608       $this->_contributeMode != 'notify'
1609     ) {
1610       $this->sendMails($params, $registerByID, $participantCount);
1611     }
1612   }
1613
1614   /**
1615    * Send Mail to participants.
1616    *
1617    * @param $params
1618    * @param $registerByID
1619    * @param array $participantCount
1620    *
1621    * @throws \CiviCRM_API3_Exception
1622    */
1623   private function sendMails($params, $registerByID, array $participantCount) {
1624     $isTest = FALSE;
1625     if ($this->_action & CRM_Core_Action::PREVIEW) {
1626       $isTest = TRUE;
1627     }
1628
1629     //handle if no additional participant.
1630     if (!$registerByID) {
1631       $registerByID = $this->get('registerByID');
1632     }
1633     $primaryContactId = $this->get('primaryContactId');
1634
1635     //build an array of custom profile and assigning it to template.
1636     $additionalIDs = CRM_Event_BAO_Event::buildCustomProfile($registerByID, NULL,
1637       $primaryContactId, $isTest, TRUE
1638     );
1639
1640     //lets carry all participant params w/ values.
1641     foreach ($additionalIDs as $participantID => $contactId) {
1642       $participantNum = NULL;
1643       if ($participantID == $registerByID) {
1644         $participantNum = 0;
1645       }
1646       else {
1647         if ($participantNum = array_search('participant', $participantCount)) {
1648           unset($participantCount[$participantNum]);
1649         }
1650       }
1651
1652       if ($participantNum === NULL) {
1653         break;
1654       }
1655
1656       //carry the participant submitted values.
1657       $this->_values['params'][$participantID] = $params[$participantNum];
1658     }
1659
1660     //lets send  mails to all with meanigful text, CRM-4320.
1661     $this->assign('isOnWaitlist', $this->_allowWaitlist);
1662     $this->assign('isRequireApproval', $this->_requireApproval);
1663
1664     foreach ($additionalIDs as $participantID => $contactId) {
1665       if ($participantID == $registerByID) {
1666         //set as Primary Participant
1667         $this->assign('isPrimary', 1);
1668
1669         $customProfile = CRM_Event_BAO_Event::buildCustomProfile($participantID, $this->_values, NULL, $isTest);
1670
1671         if (count($customProfile)) {
1672           $this->assign('customProfile', $customProfile);
1673           $this->set('customProfile', $customProfile);
1674         }
1675       }
1676       else {
1677         $this->assign('isPrimary', 0);
1678         $this->assign('customProfile', NULL);
1679       }
1680
1681       //send Confirmation mail to Primary & additional Participants if exists
1682       CRM_Event_BAO_Event::sendMail($contactId, $this->_values, $participantID, $isTest);
1683     }
1684   }
1685
1686 }