CRM/Event/Form/Registration/Register.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_Register extends CRM_Event_Form_Registration {
  21
  22   /**
  23    * The fields involved in this page.
  24    *
  25    * @var array
  26    */
  27   public $_fields;
  28
  29   /**
  30    * The status message that user view.
  31    *
  32    * @var string
  33    */
  34   protected $_waitlistMsg;
  35   protected $_requireApprovalMsg;
  36
  37   /**
  38    * Deprecated parameter that we hope to remove.
  39    *
  40    * @var bool
  41    */
  42   public $_quickConfig;
  43
  44   /**
  45    * Skip duplicate check.
  46    *
  47    * This can be set using hook_civicrm_buildForm() to override the registration dupe check.
  48    * CRM-7604
  49    *
  50    * @var bool
  51    */
  52   public $_skipDupeRegistrationCheck = FALSE;
  53
  54   public $_paymentProcessorID;
  55
  56   /**
  57    * Show fee block or not.
  58    *
  59    * @var bool
  60    */
  61   public $_noFees;
  62
  63   /**
  64    * Fee Block.
  65    *
  66    * @var array
  67    */
  68   public $_feeBlock;
  69
  70   /**
  71    * Array of payment related fields to potentially display on this form (generally credit card or debit card fields).
  72    *
  73    * This is rendered via billingBlock.tpl.
  74    *
  75    * @var array
  76    */
  77   public $_paymentFields = [];
  78
  79   /**
  80    * Is this submission incurring no costs.
  81    *
  82    * @param array $fields
  83    * @param \CRM_Event_Form_Registration_Register $form
  84    *
  85    * @return bool
  86    */
  87   protected static function isZeroAmount($fields, $form): bool {
  88     $isZeroAmount = FALSE;
  89     if (!empty($fields['priceSetId'])) {
  90       if (empty($fields['amount'])) {
  91         $isZeroAmount = TRUE;
  92       }
  93     }
  94     elseif (!empty($fields['amount']) &&
  95       (isset($form->_values['discount'][$fields['amount']])
  96         && CRM_Utils_Array::value('value', $form->_values['discount'][$fields['amount']]) == 0
  97       )
  98     ) {
  99       $isZeroAmount = TRUE;
 100     }
 101     elseif (!empty($fields['amount']) &&
 102       (isset($form->_values['fee'][$fields['amount']])
 103         && CRM_Utils_Array::value('value', $form->_values['fee'][$fields['amount']]) == 0
 104       )
 105     ) {
 106       $isZeroAmount = TRUE;
 107     }
 108     return $isZeroAmount;
 109   }
 110
 111   /**
 112    * Get the contact id for the registration.
 113    *
 114    * @param array $fields
 115    * @param CRM_Event_Form_Registration $form
 116    * @param bool $isAdditional
 117    *
 118    * @return int|null
 119    */
 120   public static function getRegistrationContactID($fields, $form, $isAdditional) {
 121     $contactID = NULL;
 122     if (!$isAdditional) {
 123       $contactID = $form->getContactID();
 124     }
 125     if (!$contactID && is_array($fields) && $fields) {
 126       $contactID = CRM_Contact_BAO_Contact::getFirstDuplicateContact($fields, 'Individual', 'Unsupervised', [], FALSE, CRM_Utils_Array::value('dedupe_rule_group_id', $form->_values['event']), ['event_id' => CRM_Utils_Array::value('id', $form->_values['event'])]);
 127     }
 128     return $contactID;
 129   }
 130
 131   /**
 132    * Set variables up before form is built.
 133    *
 134    * @throws \CRM_Core_Exception
 135    */
 136   public function preProcess() {
 137     parent::preProcess();
 138
 139     //CRM-4320.
 140     //here we can't use parent $this->_allowWaitlist as user might
 141     //walk back and we might set this value in this postProcess.
 142     //(we set when spaces < group count and want to allow become part of waiting )
 143     $eventFull = CRM_Event_BAO_Participant::eventFull($this->_eventId, FALSE, CRM_Utils_Array::value('has_waitlist', $this->_values['event']));
 144
 145     // Get payment processors if appropriate for this event
 146     // We hide the payment fields if the event is full or requires approval,
 147     // and the current user has not yet been approved CRM-12279
 148     $this->_noFees = (($eventFull || $this->_requireApproval) && !$this->_allowConfirmation);
 149     $this->_paymentProcessors = $this->_noFees ? [] : $this->get('paymentProcessors');
 150     $this->preProcessPaymentOptions();
 151
 152     $this->_allowWaitlist = FALSE;
 153     if ($eventFull && !$this->_allowConfirmation && !empty($this->_values['event']['has_waitlist'])) {
 154       $this->_allowWaitlist = TRUE;
 155       $this->_waitlistMsg = CRM_Utils_Array::value('waitlist_text', $this->_values['event']);
 156       if (!$this->_waitlistMsg) {
 157         $this->_waitlistMsg = ts('This event is currently full. However you can register now and get added to a waiting list. You will be notified if spaces become available.');
 158       }
 159     }
 160     $this->set('allowWaitlist', $this->_allowWaitlist);
 161
 162     //To check if the user is already registered for the event(CRM-2426)
 163     if (!$this->_skipDupeRegistrationCheck) {
 164       self::checkRegistration(NULL, $this);
 165     }
 166
 167     $this->assign('availableRegistrations', $this->_availableRegistrations);
 168
 169     // get the participant values from EventFees.php, CRM-4320
 170     if ($this->_allowConfirmation) {
 171       CRM_Event_Form_EventFees::preProcess($this);
 172     }
 173   }
 174
 175   /**
 176    * Set default values for the form.
 177    *
 178    * @return array
 179    *
 180    * @throws \CRM_Core_Exception
 181    * @throws \CiviCRM_API3_Exception
 182    */
 183   public function setDefaultValues() {
 184     $this->_defaults = [];
 185     if (!$this->_allowConfirmation && $this->_requireApproval) {
 186       $this->_defaults['bypass_payment'] = 1;
 187     }
 188     $contactID = $this->getContactID();
 189     CRM_Core_Payment_Form::setDefaultValues($this, $contactID);
 190
 191     CRM_Event_BAO_Participant::formatFieldsAndSetProfileDefaults($contactID, $this);
 192
 193     // Set default payment processor as default payment_processor radio button value
 194     if (!empty($this->_paymentProcessors)) {
 195       foreach ($this->_paymentProcessors as $pid => $value) {
 196         if (!empty($value['is_default'])) {
 197           $this->_defaults['payment_processor_id'] = $pid;
 198         }
 199       }
 200     }
 201
 202     //if event is monetary and pay later is enabled and payment
 203     //processor is not available then freeze the pay later checkbox with
 204     //default check
 205     if (!empty($this->_values['event']['is_pay_later']) &&
 206       !is_array($this->_paymentProcessor)
 207     ) {
 208       $this->_defaults['is_pay_later'] = 1;
 209     }
 210
 211     //set custom field defaults
 212     if (!empty($this->_fields)) {
 213       //load default campaign from page.
 214       if (array_key_exists('participant_campaign_id', $this->_fields)) {
 215         $this->_defaults['participant_campaign_id'] = CRM_Utils_Array::value('campaign_id',
 216           $this->_values['event']
 217         );
 218       }
 219
 220       foreach ($this->_fields as $name => $field) {
 221         if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
 222           // fix for CRM-1743
 223           if (!isset($this->_defaults[$name])) {
 224             CRM_Core_BAO_CustomField::setProfileDefaults($customFieldID, $name, $this->_defaults,
 225               NULL, CRM_Profile_Form::MODE_REGISTER
 226             );
 227           }
 228         }
 229       }
 230     }
 231
 232     //fix for CRM-3088, default value for discount set.
 233     $discountId = NULL;
 234     if (!empty($this->_values['discount'])) {
 235       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 236       if ($discountId) {
 237         if (isset($this->_values['event']['default_discount_fee_id'])) {
 238           $discountKey = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_OptionValue',
 239             $this->_values['event']['default_discount_fee_id'],
 240             'weight', 'id'
 241           );
 242
 243           $this->_defaults['amount'] = key(array_slice($this->_values['discount'][$discountId],
 244             $discountKey - 1, $discountKey, TRUE
 245           ));
 246         }
 247       }
 248     }
 249
 250     // add this event's default participant role to defaults array
 251     // (for cases where participant_role field is included in form via profile)
 252     if ($this->_values['event']['default_role_id']) {
 253       $this->_defaults['participant_role']
 254         = $this->_defaults['participant_role_id'] = $this->_values['event']['default_role_id'];
 255     }
 256     if ($this->_priceSetId && !empty($this->_feeBlock)) {
 257       foreach ($this->_feeBlock as $key => $val) {
 258         if (empty($val['options'])) {
 259           continue;
 260         }
 261         $optionFullIds = CRM_Utils_Array::value('option_full_ids', $val, []);
 262         foreach ($val['options'] as $keys => $values) {
 263           if ($values['is_default'] && empty($values['is_full'])) {
 264
 265             if ($val['html_type'] == 'CheckBox') {
 266               $this->_defaults["price_{$key}"][$keys] = 1;
 267             }
 268             else {
 269               $this->_defaults["price_{$key}"] = $keys;
 270             }
 271           }
 272         }
 273         $unsetSubmittedOptions[$val['id']] = $optionFullIds;
 274       }
 275       //reset values for all options those are full.
 276       CRM_Event_Form_Registration::resetElementValue($unsetSubmittedOptions, $this);
 277     }
 278
 279     //set default participant fields, CRM-4320.
 280     $hasAdditionalParticipants = FALSE;
 281     if ($this->_allowConfirmation) {
 282       $this->_contactId = $contactID;
 283       $this->_discountId = $discountId;
 284       $forcePayLater = CRM_Utils_Array::value('is_pay_later', $this->_defaults, FALSE);
 285       $this->_defaults = array_merge($this->_defaults, CRM_Event_Form_EventFees::setDefaultValues($this));
 286       $this->_defaults['is_pay_later'] = $forcePayLater;
 287
 288       if ($this->_additionalParticipantIds) {
 289         $hasAdditionalParticipants = TRUE;
 290         $this->_defaults['additional_participants'] = count($this->_additionalParticipantIds);
 291       }
 292     }
 293     $this->assign('hasAdditionalParticipants', $hasAdditionalParticipants);
 294
 295     //         //hack to simplify credit card entry for testing
 296     //         $this->_defaults['credit_card_type']     = 'Visa';
 297     //         $this->_defaults['credit_card_number']   = '4807731747657838';
 298     //         $this->_defaults['cvv2']                 = '000';
 299     //         $this->_defaults['credit_card_exp_date'] = array( 'Y' => '2010', 'M' => '05' );
 300
 301     // to process Custom data that are appended to URL
 302     $getDefaults = CRM_Core_BAO_CustomGroup::extractGetParams($this, "'Contact', 'Individual', 'Contribution', 'Participant'");
 303     if (!empty($getDefaults)) {
 304       $this->_defaults = array_merge($this->_defaults, $getDefaults);
 305     }
 306
 307     return $this->_defaults;
 308   }
 309
 310   /**
 311    * Build the form object.
 312    */
 313   public function buildQuickForm() {
 314     // build profiles first so that we can determine address fields etc
 315     // and then show copy address checkbox
 316     $this->buildCustom($this->_values['custom_pre_id'], 'customPre');
 317     $this->buildCustom($this->_values['custom_post_id'], 'customPost');
 318
 319     // CRM-18399: used by template to pass pre profile id as a url arg
 320     $this->assign('custom_pre_id', $this->_values['custom_pre_id']);
 321
 322     CRM_Core_Payment_ProcessorForm::buildQuickForm($this);
 323
 324     $contactID = $this->getContactID();
 325     if ($contactID) {
 326       $this->assign('contact_id', $contactID);
 327       $this->assign('display_name', CRM_Contact_BAO_Contact::displayName($contactID));
 328     }
 329
 330     $bypassPayment = $allowGroupOnWaitlist = $isAdditionalParticipants = FALSE;
 331     if ($this->_values['event']['is_multiple_registrations']) {
 332       // don't allow to add additional during confirmation if not preregistered.
 333       if (!$this->_allowConfirmation || $this->_additionalParticipantIds) {
 334         // CRM-17745: Make maximum additional participants configurable
 335         // Label is value + 1, since the code sees this is ADDITIONAL participants (in addition to "self")
 336         $additionalOptions = [];
 337         $additionalOptions[''] = 1;
 338         for ($i = 1; $i <= $this->_values['event']['max_additional_participants']; $i++) {
 339           $additionalOptions[$i] = $i + 1;
 340         }
 341         $this->add('select', 'additional_participants',
 342           ts('How many people are you registering?'),
 343           $additionalOptions,
 344           NULL,
 345           ['onChange' => "allowParticipant()"]
 346         );
 347         $isAdditionalParticipants = TRUE;
 348       }
 349     }
 350
 351     if (!$this->_allowConfirmation) {
 352       $bypassPayment = TRUE;
 353     }
 354
 355     //hack to allow group to register w/ waiting
 356     if ((!empty($this->_values['event']['is_multiple_registrations']) ||
 357         $this->_priceSetId
 358       ) &&
 359       !$this->_allowConfirmation &&
 360       is_numeric($this->_availableRegistrations) && !empty($this->_values['event']['has_waitlist'])
 361     ) {
 362       $bypassPayment = TRUE;
 363       //case might be group become as a part of waitlist.
 364       //If not waitlist then they require admin approve.
 365       $allowGroupOnWaitlist = TRUE;
 366       $this->_waitlistMsg = ts("This event has only %1 space(s) left. If you continue and register more than %1 people (including yourself ), the whole group will be wait listed. Or, you can reduce the number of people you are registering to %1 to avoid being put on the waiting list.", [1 => $this->_availableRegistrations]);
 367
 368       if ($this->_requireApproval) {
 369         $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 370           ts('Registration for this event requires approval. Once your registration(s) have been reviewed, you will receive an email with a link to a web page where you can complete the registration process.')
 371         );
 372       }
 373     }
 374
 375     //case where only approval needed - no waitlist.
 376     if ($this->_requireApproval &&
 377       !$this->_allowWaitlist && !$bypassPayment
 378     ) {
 379       $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 380         ts('Registration for this event requires approval. Once your registration has been reviewed, you will receive an email with a link to a web page where you can complete the registration process.')
 381       );
 382     }
 383
 384     //lets display status to primary page only.
 385     $this->assign('waitlistMsg', $this->_waitlistMsg);
 386     $this->assign('requireApprovalMsg', $this->_requireApprovalMsg);
 387     $this->assign('allowGroupOnWaitlist', $allowGroupOnWaitlist);
 388     $this->assign('isAdditionalParticipants', $isAdditionalParticipants);
 389
 390     if ($this->_values['event']['is_monetary']) {
 391       self::buildAmount($this);
 392     }
 393
 394     $pps = $this->getProcessors();
 395     if ($this->getContactID() === 0 && !$this->_values['event']['is_multiple_registrations']) {
 396       //@todo we are blocking for multiple registrations because we haven't tested
 397       $this->addCIDZeroOptions();
 398     }
 399
 400     if ($this->_values['event']['is_monetary']) {
 401       $this->addPaymentProcessorFieldsToForm();
 402     }
 403
 404     $this->addElement('hidden', 'bypass_payment', NULL, ['id' => 'bypass_payment']);
 405
 406     $this->assign('bypassPayment', $bypassPayment);
 407
 408     $userID = $this->getContactID();
 409
 410     if (!$userID) {
 411       $createCMSUser = FALSE;
 412
 413       if ($this->_values['custom_pre_id']) {
 414         $profileID = $this->_values['custom_pre_id'];
 415         $createCMSUser = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_UFGroup', $profileID, 'is_cms_user');
 416       }
 417
 418       if (!$createCMSUser &&
 419         $this->_values['custom_post_id']
 420       ) {
 421         if (!is_array($this->_values['custom_post_id'])) {
 422           $profileIDs = [$this->_values['custom_post_id']];
 423         }
 424         else {
 425           $profileIDs = $this->_values['custom_post_id'];
 426         }
 427         foreach ($profileIDs as $pid) {
 428           if (CRM_Core_DAO::getFieldValue('CRM_Core_DAO_UFGroup', $pid, 'is_cms_user')) {
 429             $profileID = $pid;
 430             $createCMSUser = TRUE;
 431             break;
 432           }
 433         }
 434       }
 435
 436       if ($createCMSUser) {
 437         CRM_Core_BAO_CMSUser::buildForm($this, $profileID, TRUE);
 438       }
 439     }
 440
 441     //we have to load confirm contribution button in template
 442     //when multiple payment processor as the user
 443     //can toggle with payment processor selection
 444     $billingModePaymentProcessors = 0;
 445     if (!CRM_Utils_System::isNull($this->_paymentProcessors)) {
 446       foreach ($this->_paymentProcessors as $key => $values) {
 447         if ($values['billing_mode'] == CRM_Core_Payment::BILLING_MODE_BUTTON) {
 448           $billingModePaymentProcessors++;
 449         }
 450       }
 451     }
 452
 453     if ($billingModePaymentProcessors && count($this->_paymentProcessors) == $billingModePaymentProcessors) {
 454       $allAreBillingModeProcessors = TRUE;
 455     }
 456     else {
 457       $allAreBillingModeProcessors = FALSE;
 458     }
 459
 460     if (!$allAreBillingModeProcessors || !empty($this->_values['event']['is_pay_later']) || $bypassPayment
 461     ) {
 462
 463       //freeze button to avoid multiple calls.
 464       if (empty($this->_values['event']['is_monetary'])) {
 465         $this->submitOnce = TRUE;
 466       }
 467
 468       // CRM-11182 - Optional confirmation screen
 469       // Change button label depending on whether the next action is confirm or register
 470       if (
 471         !$this->_values['event']['is_multiple_registrations']
 472         && !$this->_values['event']['is_monetary']
 473         && !$this->_values['event']['is_confirm_enabled']
 474       ) {
 475         $buttonLabel = ts('Register');
 476       }
 477       else {
 478         $buttonLabel = ts('Review your registration');
 479       }
 480
 481       $this->addButtons([
 482         [
 483           'type' => 'upload',
 484           'name' => $buttonLabel,
 485           'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 486           'isDefault' => TRUE,
 487         ],
 488       ]);
 489     }
 490
 491     $this->addFormRule(['CRM_Event_Form_Registration_Register', 'formRule'], $this);
 492     $this->unsavedChangesWarn = TRUE;
 493
 494     // add pcp fields
 495     if ($this->_pcpId) {
 496       CRM_PCP_BAO_PCP::buildPcp($this->_pcpId, $this);
 497     }
 498   }
 499
 500   /**
 501    * Build the radio/text form elements for the amount field
 502    *
 503    * @param CRM_Event_Form_Registration_Register $form
 504    *   Form object.
 505    * @param bool $required
 506    *   True if you want to add formRule.
 507    * @param int $discountId
 508    *   Discount id for the event.
 509    *
 510    * @throws \CRM_Core_Exception
 511    */
 512   public static function buildAmount(&$form, $required = TRUE, $discountId = NULL) {
 513     // build amount only when needed, skip incase of event full and waitlisting is enabled
 514     // and few other conditions check preProcess()
 515     if (property_exists($form, '_noFees') && $form->_noFees) {
 516       return;
 517     }
 518
 519     //if payment done, no need to build the fee block.
 520     if (!empty($form->_paymentId)) {
 521       //fix to display line item in update mode.
 522       $form->assign('priceSet', isset($form->_priceSet) ? $form->_priceSet : NULL);
 523       return;
 524     }
 525
 526     $feeFields = CRM_Utils_Array::value('fee', $form->_values);
 527
 528     if (is_array($feeFields)) {
 529       $form->_feeBlock = &$form->_values['fee'];
 530     }
 531
 532     //check for discount.
 533     $discountedFee = CRM_Utils_Array::value('discount', $form->_values);
 534     if (is_array($discountedFee) && !empty($discountedFee)) {
 535       if (!$discountId) {
 536         $form->_discountId = $discountId = CRM_Core_BAO_Discount::findSet($form->_eventId, 'civicrm_event');
 537       }
 538       if ($discountId) {
 539         $form->_feeBlock = &$form->_values['discount'][$discountId];
 540       }
 541     }
 542     if (!is_array($form->_feeBlock)) {
 543       $form->_feeBlock = [];
 544     }
 545
 546     //its time to call the hook.
 547     CRM_Utils_Hook::buildAmount('event', $form, $form->_feeBlock);
 548
 549     //reset required if participant is skipped.
 550     $button = substr($form->controller->getButtonName(), -4);
 551     if ($required && $button == 'skip') {
 552       $required = FALSE;
 553     }
 554
 555     $className = CRM_Utils_System::getClassName($form);
 556
 557     //build the priceset fields.
 558     if (isset($form->_priceSetId) && $form->_priceSetId) {
 559
 560       //format price set fields across option full.
 561       self::formatFieldsForOptionFull($form);
 562
 563       if (!empty($form->_priceSet['is_quick_config'])) {
 564         $form->_quickConfig = $form->_priceSet['is_quick_config'];
 565       }
 566       $form->add('hidden', 'priceSetId', $form->_priceSetId);
 567
 568       // CRM-14492 Admin price fields should show up on event registration if user has 'administer CiviCRM' permissions
 569       $adminFieldVisible = FALSE;
 570       if (CRM_Core_Permission::check('administer CiviCRM')) {
 571         $adminFieldVisible = TRUE;
 572       }
 573
 574       $hideAdminValues = TRUE;
 575       if (CRM_Core_Permission::check('edit event participants')) {
 576         $hideAdminValues = FALSE;
 577       }
 578
 579       foreach ($form->_feeBlock as $field) {
 580         // public AND admin visibility fields are included for back-office registration and back-office change selections
 581         if (CRM_Utils_Array::value('visibility', $field) == 'public' ||
 582           (CRM_Utils_Array::value('visibility', $field) == 'admin' && $adminFieldVisible == TRUE) ||
 583           $className == 'CRM_Event_Form_Participant' ||
 584           $className == 'CRM_Event_Form_ParticipantFeeSelection'
 585         ) {
 586           $fieldId = $field['id'];
 587           $elementName = 'price_' . $fieldId;
 588
 589           $isRequire = CRM_Utils_Array::value('is_required', $field);
 590           if ($button == 'skip') {
 591             $isRequire = FALSE;
 592           }
 593
 594           //user might modified w/ hook.
 595           $options = CRM_Utils_Array::value('options', $field);
 596           $formClasses = ['CRM_Event_Form_Participant', 'CRM_Event_Form_ParticipantFeeSelection'];
 597
 598           if (!is_array($options)) {
 599             continue;
 600           }
 601           elseif ($hideAdminValues && !in_array($className, $formClasses)) {
 602             $publicVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('public');
 603             $adminVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('admin');
 604
 605             foreach ($options as $key => $currentOption) {
 606               $optionVisibility = CRM_Utils_Array::value('visibility_id', $currentOption, $publicVisibilityID);
 607               if ($optionVisibility == $adminVisibilityID) {
 608                 unset($options[$key]);
 609               }
 610             }
 611           }
 612
 613           $optionFullIds = CRM_Utils_Array::value('option_full_ids', $field, []);
 614
 615           //soft suppress required rule when option is full.
 616           if (!empty($optionFullIds) && (count($options) == count($optionFullIds))) {
 617             $isRequire = FALSE;
 618           }
 619           if (!empty($options)) {
 620             //build the element.
 621             CRM_Price_BAO_PriceField::addQuickFormElement($form,
 622               $elementName,
 623               $fieldId,
 624               FALSE,
 625               $isRequire,
 626               NULL,
 627               $options,
 628               $optionFullIds
 629             );
 630           }
 631         }
 632       }
 633       $form->assign('priceSet', $form->_priceSet);
 634     }
 635     else {
 636       $eventFeeBlockValues = [];
 637       foreach ($form->_feeBlock as $fee) {
 638         if (is_array($fee)) {
 639
 640           //CRM-7632, CRM-6201
 641           $totalAmountJs = NULL;
 642           if ($className == 'CRM_Event_Form_Participant') {
 643             $totalAmountJs = ['onClick' => "fillTotalAmount(" . $fee['value'] . ")"];
 644           }
 645
 646           $eventFeeBlockValues['amount_id_' . $fee['amount_id']] = $fee['value'];
 647           $elements[] = &$form->createElement('radio', NULL, '',
 648             CRM_Utils_Money::format($fee['value']) . ' ' .
 649             $fee['label'],
 650             $fee['amount_id'],
 651             $totalAmountJs
 652           );
 653         }
 654       }
 655       $form->assign('eventFeeBlockValues', json_encode($eventFeeBlockValues));
 656
 657       $form->_defaults['amount'] = CRM_Utils_Array::value('default_fee_id', $form->_values['event']);
 658       $element = &$form->addGroup($elements, 'amount', ts('Event Fee(s)'), '<br />');
 659       if (isset($form->_online) && $form->_online) {
 660         $element->freeze();
 661       }
 662       if ($required) {
 663         $form->addRule('amount', ts('Fee Level is a required field.'), 'required');
 664       }
 665     }
 666   }
 667
 668   /**
 669    * @param CRM_Event_Form_Registration $form
 670    */
 671   public static function formatFieldsForOptionFull(&$form) {
 672     $priceSet = $form->get('priceSet');
 673     $priceSetId = $form->get('priceSetId');
 674     $defaultPricefieldIds = [];
 675     if (!empty($form->_values['line_items'])) {
 676       foreach ($form->_values['line_items'] as $lineItem) {
 677         $defaultPricefieldIds[] = $lineItem['price_field_value_id'];
 678       }
 679     }
 680     if (!$priceSetId ||
 681       !is_array($priceSet) ||
 682       empty($priceSet) || empty($priceSet['optionsMaxValueTotal'])
 683     ) {
 684       return;
 685     }
 686
 687     $skipParticipants = $formattedPriceSetDefaults = [];
 688     if (!empty($form->_allowConfirmation) && (isset($form->_pId) || isset($form->_additionalParticipantId))) {
 689       $participantId = isset($form->_pId) ? $form->_pId : $form->_additionalParticipantId;
 690       $pricesetDefaults = CRM_Event_Form_EventFees::setDefaultPriceSet($participantId,
 691         $form->_eventId
 692       );
 693       // modify options full to respect the selected fields
 694       // options on confirmation.
 695       $formattedPriceSetDefaults = self::formatPriceSetParams($form, $pricesetDefaults);
 696
 697       // to skip current registered participants fields option count on confirmation.
 698       $skipParticipants[] = $form->_participantId;
 699       if (!empty($form->_additionalParticipantIds)) {
 700         $skipParticipants = array_merge($skipParticipants, $form->_additionalParticipantIds);
 701       }
 702     }
 703
 704     $className = CRM_Utils_System::getClassName($form);
 705
 706     //get the current price event price set options count.
 707     $currentOptionsCount = self::getPriceSetOptionCount($form);
 708     $recordedOptionsCount = CRM_Event_BAO_Participant::priceSetOptionsCount($form->_eventId, $skipParticipants);
 709     $optionFullTotalAmount = 0;
 710     $currentParticipantNo = (int) substr($form->_name, 12);
 711     foreach ($form->_feeBlock as & $field) {
 712       $optionFullIds = [];
 713       $fieldId = $field['id'];
 714       if (!is_array($field['options'])) {
 715         continue;
 716       }
 717       foreach ($field['options'] as & $option) {
 718         $optId = $option['id'];
 719         $count = CRM_Utils_Array::value('count', $option, 0);
 720         $maxValue = CRM_Utils_Array::value('max_value', $option, 0);
 721         $dbTotalCount = CRM_Utils_Array::value($optId, $recordedOptionsCount, 0);
 722         $currentTotalCount = CRM_Utils_Array::value($optId, $currentOptionsCount, 0);
 723
 724         $totalCount = $currentTotalCount + $dbTotalCount;
 725         $isFull = FALSE;
 726         if ($maxValue &&
 727           (($totalCount >= $maxValue) &&
 728           (empty($form->_lineItem[$currentParticipantNo][$optId]['price_field_id']) || $dbTotalCount >= $maxValue))
 729         ) {
 730           $isFull = TRUE;
 731           $optionFullIds[$optId] = $optId;
 732           if ($field['html_type'] != 'Select') {
 733             if (in_array($optId, $defaultPricefieldIds)) {
 734               $optionFullTotalAmount += CRM_Utils_Array::value('amount', $option);
 735             }
 736           }
 737           else {
 738             if (!empty($defaultPricefieldIds) && in_array($optId, $defaultPricefieldIds)) {
 739               unset($optionFullIds[$optId]);
 740             }
 741           }
 742         }
 743         //here option is not full,
 744         //but we don't want to allow participant to increase
 745         //seats at the time of re-walking registration.
 746         if ($count &&
 747           !empty($form->_allowConfirmation) &&
 748           !empty($formattedPriceSetDefaults)
 749         ) {
 750           if (empty($formattedPriceSetDefaults["price_{$field}"]) || empty($formattedPriceSetDefaults["price_{$fieldId}"][$optId])) {
 751             $optionFullIds[$optId] = $optId;
 752             $isFull = TRUE;
 753           }
 754         }
 755         $option['is_full'] = $isFull;
 756         $option['db_total_count'] = $dbTotalCount;
 757         $option['total_option_count'] = $dbTotalCount + $currentTotalCount;
 758       }
 759
 760       //ignore option full for offline registration.
 761       if ($className == 'CRM_Event_Form_Participant') {
 762         $optionFullIds = [];
 763       }
 764
 765       //finally get option ids in.
 766       $field['option_full_ids'] = $optionFullIds;
 767     }
 768     $form->assign('optionFullTotalAmount', $optionFullTotalAmount);
 769   }
 770
 771   /**
 772    * Global form rule.
 773    *
 774    * @param array $fields
 775    *   The input form values.
 776    * @param array $files
 777    *   The uploaded files if any.
 778    * @param \CRM_Event_Form_Registration_Register $form
 779    *
 780    * @return bool|array
 781    *   true if no errors, else array of errors
 782    *
 783    * @throws \CRM_Core_Exception
 784    */
 785   public static function formRule($fields, $files, $form) {
 786     $errors = [];
 787     //check that either an email or firstname+lastname is included in the form(CRM-9587)
 788     self::checkProfileComplete($fields, $errors, $form->_eventId);
 789     //To check if the user is already registered for the event(CRM-2426)
 790     if (!$form->_skipDupeRegistrationCheck) {
 791       self::checkRegistration($fields, $form);
 792     }
 793     //check for availability of registrations.
 794     if (!$form->_allowConfirmation && empty($fields['bypass_payment']) &&
 795       is_numeric($form->_availableRegistrations) &&
 796       CRM_Utils_Array::value('additional_participants', $fields) >= $form->_availableRegistrations
 797     ) {
 798       $errors['additional_participants'] = ts("There is only enough space left on this event for %1 participant(s).", [1 => $form->_availableRegistrations]);
 799     }
 800
 801     $numberAdditionalParticipants = $fields['additional_participants'] ?? 0;
 802
 803     if ($numberAdditionalParticipants && !CRM_Utils_Rule::positiveInteger($fields['additional_participants'])) {
 804       $errors['additional_participants'] = ts('Please enter a whole number for Number of additional people.');
 805     }
 806
 807     // during confirmation don't allow to increase additional participants, CRM-4320
 808     if ($form->_allowConfirmation && $numberAdditionalParticipants &&
 809       is_array($form->_additionalParticipantIds) &&
 810       $numberAdditionalParticipants > count($form->_additionalParticipantIds)
 811     ) {
 812       $errors['additional_participants'] = ts("Oops. It looks like you are trying to increase the number of additional people you are registering for. You can confirm registration for a maximum of %1 additional people.", [1 => count($form->_additionalParticipantIds)]);
 813     }
 814
 815     //don't allow to register w/ waiting if enough spaces available.
 816     if (!empty($fields['bypass_payment']) && $form->_allowConfirmation) {
 817       if (!is_numeric($form->_availableRegistrations) ||
 818         (empty($fields['priceSetId']) && CRM_Utils_Array::value('additional_participants', $fields) < $form->_availableRegistrations)
 819       ) {
 820         $errors['bypass_payment'] = ts("Oops. There are enough available spaces in this event. You can not add yourself to the waiting list.");
 821       }
 822     }
 823
 824     // priceset validations
 825     if (!empty($fields['priceSetId']) &&
 826      !$form->_requireApproval && !$form->_allowWaitlist
 827      ) {
 828       //format params.
 829       $formatted = self::formatPriceSetParams($form, $fields);
 830       $ppParams = [$formatted];
 831       $priceSetErrors = self::validatePriceSet($form, $ppParams);
 832       $primaryParticipantCount = self::getParticipantCount($form, $ppParams);
 833
 834       //get price set fields errors in.
 835       $errors = array_merge($errors, CRM_Utils_Array::value(0, $priceSetErrors, []));
 836
 837       $totalParticipants = $primaryParticipantCount;
 838       if ($numberAdditionalParticipants) {
 839         $totalParticipants += $numberAdditionalParticipants;
 840       }
 841
 842       if (empty($fields['bypass_payment']) &&
 843         !$form->_allowConfirmation &&
 844         is_numeric($form->_availableRegistrations) &&
 845         $form->_availableRegistrations < $totalParticipants
 846       ) {
 847         $errors['_qf_default'] = ts("Only %1 Registrations available.", [1 => $form->_availableRegistrations]);
 848       }
 849
 850       $lineItem = [];
 851       CRM_Price_BAO_PriceSet::processAmount($form->_values['fee'], $fields, $lineItem);
 852
 853       $minAmt = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $fields['priceSetId'], 'min_amount');
 854       if ($fields['amount'] < 0) {
 855         $errors['_qf_default'] = ts('Event Fee(s) can not be less than zero. Please select the options accordingly');
 856       }
 857       elseif (!empty($minAmt) && $fields['amount'] < $minAmt) {
 858         $errors['_qf_default'] = ts('A minimum amount of %1 should be selected from Event Fee(s).', [
 859           1 => CRM_Utils_Money::format($minAmt),
 860         ]);
 861       }
 862     }
 863     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 864       if ($greetingType = CRM_Utils_Array::value($greeting, $fields)) {
 865         $customizedValue = CRM_Core_PseudoConstant::getKey('CRM_Contact_BAO_Contact', $greeting . '_id', 'Customized');
 866         if ($customizedValue == $greetingType && empty($fields[$greeting . '_custom'])) {
 867           $errors[$greeting . '_custom'] = ts('Custom %1 is a required field if %1 is of type Customized.',
 868             [1 => ucwords(str_replace('_', ' ', $greeting))]
 869           );
 870         }
 871       }
 872     }
 873
 874     // @todo - can we remove the 'is_monetary' concept?
 875     if ($form->_values['event']['is_monetary']) {
 876       if (empty($form->_requireApproval) && !empty($fields['amount']) && $fields['amount'] > 0 &&
 877         !isset($fields['payment_processor_id'])) {
 878         $errors['payment_processor_id'] = ts('Please select a Payment Method');
 879       }
 880
 881       if (self::isZeroAmount($fields, $form)) {
 882         return empty($errors) ? TRUE : $errors;
 883       }
 884
 885       // also return if zero fees for valid members
 886       if (!empty($fields['bypass_payment']) ||
 887         (!$form->_allowConfirmation && ($form->_requireApproval || $form->_allowWaitlist))
 888       ) {
 889         return empty($errors) ? TRUE : $errors;
 890       }
 891       CRM_Core_Payment_Form::validatePaymentInstrument(
 892         $fields['payment_processor_id'],
 893         $fields,
 894         $errors,
 895         (!$form->_isBillingAddressRequiredForPayLater ? NULL : 'billing')
 896       );
 897     }
 898
 899     return empty($errors) ? TRUE : $errors;
 900   }
 901
 902   /**
 903    * Check if profiles are complete when event registration occurs(CRM-9587).
 904    *
 905    * @param array $fields
 906    * @param array $errors
 907    * @param int $eventId
 908    */
 909   public static function checkProfileComplete($fields, &$errors, $eventId) {
 910     $email = '';
 911     foreach ($fields as $fieldname => $fieldvalue) {
 912       if (substr($fieldname, 0, 6) == 'email-' && $fieldvalue) {
 913         $email = $fieldvalue;
 914       }
 915     }
 916
 917     if (!$email && !(!empty($fields['first_name']) && !empty($fields['last_name']))) {
 918       $defaults = $params = ['id' => $eventId];
 919       CRM_Event_BAO_Event::retrieve($params, $defaults);
 920       $message = ts("Mandatory fields (first name and last name, OR email address) are missing from this form.");
 921       $errors['_qf_default'] = $message;
 922     }
 923   }
 924
 925   /**
 926    * Process the form submission.
 927    */
 928   public function postProcess() {
 929     // get the submitted form values.
 930     $params = $this->controller->exportValues($this->_name);
 931
 932     //set as Primary participant
 933     $params['is_primary'] = 1;
 934
 935     if ($this->_values['event']['is_pay_later']
 936       && (!array_key_exists('hidden_processor', $params) || $params['payment_processor_id'] == 0)
 937     ) {
 938       $params['is_pay_later'] = 1;
 939     }
 940     else {
 941       $params['is_pay_later'] = 0;
 942     }
 943
 944     $this->set('is_pay_later', $params['is_pay_later']);
 945
 946     // assign pay later stuff
 947     $this->_params['is_pay_later'] = CRM_Utils_Array::value('is_pay_later', $params, FALSE);
 948     $this->assign('is_pay_later', $params['is_pay_later']);
 949     if ($params['is_pay_later']) {
 950       $this->assign('pay_later_text', $this->_values['event']['pay_later_text']);
 951       $this->assign('pay_later_receipt', $this->_values['event']['pay_later_receipt']);
 952     }
 953
 954     if (!$this->_allowConfirmation) {
 955       // check if the participant is already registered
 956       if (!$this->_skipDupeRegistrationCheck) {
 957         $params['contact_id'] = self::getRegistrationContactID($params, $this, FALSE);
 958       }
 959     }
 960
 961     if (!empty($params['image_URL'])) {
 962       CRM_Contact_BAO_Contact::processImageParams($params);
 963     }
 964
 965     //carry campaign to partcipants.
 966     if (array_key_exists('participant_campaign_id', $params)) {
 967       $params['campaign_id'] = $params['participant_campaign_id'];
 968     }
 969     else {
 970       $params['campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 971     }
 972
 973     //hack to allow group to register w/ waiting
 974     $primaryParticipantCount = self::getParticipantCount($this, $params);
 975
 976     $totalParticipants = $primaryParticipantCount;
 977     if (!empty($params['additional_participants'])) {
 978       $totalParticipants += $params['additional_participants'];
 979     }
 980     if (!$this->_allowConfirmation && !empty($params['bypass_payment']) &&
 981       is_numeric($this->_availableRegistrations) &&
 982       $totalParticipants > $this->_availableRegistrations
 983     ) {
 984       $this->_allowWaitlist = TRUE;
 985       $this->set('allowWaitlist', TRUE);
 986     }
 987
 988     //carry participant id if pre-registered.
 989     if ($this->_allowConfirmation && $this->_participantId) {
 990       $params['participant_id'] = $this->_participantId;
 991     }
 992
 993     $params['defaultRole'] = 1;
 994     if (array_key_exists('participant_role', $params)) {
 995       $params['participant_role_id'] = $params['participant_role'];
 996     }
 997
 998     if (array_key_exists('participant_role_id', $params)) {
 999       $params['defaultRole'] = 0;
1000     }
1001     if (empty($params['participant_role_id']) &&
1002       $this->_values['event']['default_role_id']
1003     ) {
1004       $params['participant_role_id'] = $this->_values['event']['default_role_id'];
1005     }
1006
1007     $config = CRM_Core_Config::singleton();
1008     $params['currencyID'] = $config->defaultCurrency;
1009
1010     if ($this->_values['event']['is_monetary']) {
1011       // we first reset the confirm page so it accepts new values
1012       $this->controller->resetPage('Confirm');
1013
1014       //added for discount
1015       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
1016       $params['amount_level'] = $this->getAmountLevel($params, $discountId);
1017       if (!empty($this->_values['discount'][$discountId])) {
1018         $params['discount_id'] = $discountId;
1019         $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
1020       }
1021       elseif (empty($params['priceSetId'])) {
1022         if (!empty($params['amount'])) {
1023           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
1024         }
1025         else {
1026           $params['amount'] = '';
1027         }
1028       }
1029       else {
1030         $lineItem = [];
1031         CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
1032         if ($params['tax_amount']) {
1033           $this->set('tax_amount', $params['tax_amount']);
1034         }
1035         $submittedLineItems = $this->get('lineItem');
1036         if (!empty($submittedLineItems) && is_array($submittedLineItems)) {
1037           $submittedLineItems[0] = $lineItem;
1038         }
1039         else {
1040           $submittedLineItems = [$lineItem];
1041         }
1042         $submittedLineItems = array_filter($submittedLineItems);
1043         $this->set('lineItem', $submittedLineItems);
1044         $this->set('lineItemParticipantsCount', [$primaryParticipantCount]);
1045       }
1046
1047       $this->set('amount', $params['amount']);
1048       $this->set('amount_level', $params['amount_level']);
1049
1050       // generate and set an invoiceID for this transaction
1051       $invoiceID = md5(uniqid(rand(), TRUE));
1052       $this->set('invoiceID', $invoiceID);
1053
1054       if ($this->_paymentProcessor) {
1055         $payment = $this->_paymentProcessor['object'];
1056         $payment->setBaseReturnUrl('civicrm/event/register');
1057       }
1058
1059       // ContributeMode is a deprecated concept. It is short-hand for a bunch of
1060       // assumptions we are working to remove.
1061       $this->set('contributeMode', 'direct');
1062
1063       if ($this->_values['event']['is_monetary']) {
1064         $params['currencyID'] = $config->defaultCurrency;
1065         $params['invoiceID'] = $invoiceID;
1066       }
1067       $this->_params = $this->get('params');
1068       // Set the button so we know what
1069       $params['button'] = $this->controller->getButtonName();
1070       if (!empty($this->_params) && is_array($this->_params)) {
1071         $this->_params[0] = $params;
1072       }
1073       else {
1074         $this->_params = [];
1075         $this->_params[] = $params;
1076       }
1077       $this->set('params', $this->_params);
1078       if ($this->_paymentProcessor &&
1079         // Actually we don't really need to check if it supports pre-approval - we could just call
1080         // it regardless as the function we call re-acts tot the rests of the preApproval call.
1081         $this->_paymentProcessor['object']->supports('preApproval')
1082         && !$this->_allowWaitlist &&
1083         !$this->_requireApproval
1084       ) {
1085
1086         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1087         $this->set('contributeMode', 'express');
1088
1089         // Send Event Name & Id in Params
1090         $params['eventName'] = $this->_values['event']['title'];
1091         $params['eventId'] = $this->_values['event']['id'];
1092
1093         $params['cancelURL'] = CRM_Utils_System::url('civicrm/event/register',
1094           "_qf_Register_display=1&qfKey={$this->controller->_key}",
1095           TRUE, NULL, FALSE
1096         );
1097         if (!empty($params['additional_participants'])) {
1098           $urlArgs = "_qf_Participant_1_display=1&rfp=1&qfKey={$this->controller->_key}";
1099         }
1100         else {
1101           $urlArgs = "_qf_Confirm_display=1&rfp=1&qfKey={$this->controller->_key}";
1102         }
1103         $params['returnURL'] = CRM_Utils_System::url('civicrm/event/register',
1104           $urlArgs,
1105           TRUE, NULL, FALSE
1106         );
1107         $params['invoiceID'] = $invoiceID;
1108
1109         $params['component'] = 'event';
1110         // This code is duplicated multiple places and should be consolidated.
1111         $params = $this->prepareParamsForPaymentProcessor($params);
1112         $this->handlePreApproval($params);
1113       }
1114       elseif ($this->_paymentProcessor &&
1115         (int) $this->_paymentProcessor['billing_mode'] & CRM_Core_Payment::BILLING_MODE_NOTIFY
1116       ) {
1117         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1118         $this->set('contributeMode', 'notify');
1119       }
1120     }
1121     else {
1122       $params['description'] = ts('Online Event Registration') . ' ' . $this->_values['event']['title'];
1123
1124       $this->_params = [];
1125       $this->_params[] = $params;
1126       $this->set('params', $this->_params);
1127
1128       if (
1129         empty($params['additional_participants'])
1130       // CRM-11182 - Optional confirmation screen
1131         && !$this->_values['event']['is_confirm_enabled']
1132       ) {
1133         $this->processRegistration($this->_params);
1134       }
1135     }
1136
1137     // If registering > 1 participant, give status message
1138     if (!empty($params['additional_participants'])) {
1139       $statusMsg = ts('Registration information for participant 1 has been saved.');
1140       CRM_Core_Session::setStatus($statusMsg, ts('Saved'), 'success');
1141     }
1142   }
1143
1144   /**
1145    * Method to check if the user is already registered for the event.
1146    * and if result found redirect to the event info page
1147    *
1148    * @param array $fields
1149    *   The input form values(anonymous user).
1150    * @param CRM_Event_Form_Registration_Register $form
1151    *   Event data.
1152    * @param bool $isAdditional
1153    *   Treat isAdditional participants a bit differently.
1154    *
1155    * @return int
1156    */
1157   public static function checkRegistration($fields, $form, $isAdditional = FALSE) {
1158     // CRM-3907, skip check for preview registrations
1159     // CRM-4320 participant need to walk wizard
1160     if (
1161       ($form->_mode == 'test' || $form->_allowConfirmation)
1162     ) {
1163       return FALSE;
1164     }
1165
1166     $contactID = self::getRegistrationContactID($fields, $form, $isAdditional);
1167
1168     if ($contactID) {
1169       $participant = new CRM_Event_BAO_Participant();
1170       $participant->contact_id = $contactID;
1171       $participant->event_id = $form->_values['event']['id'];
1172       if (!empty($fields['participant_role']) && is_numeric($fields['participant_role'])) {
1173         $participant->role_id = $fields['participant_role'];
1174       }
1175       else {
1176         $participant->role_id = $form->_values['event']['default_role_id'];
1177       }
1178       $participant->is_test = 0;
1179       $participant->find();
1180       // Event#30 - Anyone whose status type has `is_counted` OR is on the waitlist should be considered as registered.
1181       $statusTypes = CRM_Event_PseudoConstant::participantStatus(NULL, 'is_counted = 1') + CRM_Event_PseudoConstant::participantStatus(NULL, "name = 'On waitlist'");
1182       while ($participant->fetch()) {
1183         if (array_key_exists($participant->status_id, $statusTypes)) {
1184           if (!$isAdditional && !$form->_values['event']['allow_same_participant_emails']) {
1185             $registerUrl = CRM_Utils_System::url('civicrm/event/register',
1186               "reset=1&id={$form->_values['event']['id']}&cid=0"
1187             );
1188             if ($form->_pcpId) {
1189               $registerUrl .= '&pcpId=' . $form->_pcpId;
1190             }
1191             $registrationType = (CRM_Event_PseudoConstant::getKey('CRM_Event_BAO_Participant', 'participant_status_id', 'On waitlist') == $participant->status_id) ? 'waitlisted' : 'registered';
1192             $status = ts("It looks like you are already %1 for this event. If you want to change your registration, or you feel that you've received this message in error, please contact the site administrator.", [1 => $registrationType]);
1193             $status .= ' ' . ts('You can also <a href="%1">register another participant</a>.', [1 => $registerUrl]);
1194             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1195             $url = CRM_Utils_System::url('civicrm/event/info',
1196               "reset=1&id={$form->_values['event']['id']}&noFullMsg=true"
1197             );
1198             if ($form->_action & CRM_Core_Action::PREVIEW) {
1199               $url .= '&action=preview';
1200             }
1201
1202             if ($form->_pcpId) {
1203               $url .= '&pcpId=' . $form->_pcpId;
1204             }
1205
1206             CRM_Utils_System::redirect($url);
1207           }
1208
1209           if ($isAdditional) {
1210             $status = ts("It looks like this participant is already registered for this event. If you want to change your registration, or you feel that you've received this message in error, please contact the site administrator.");
1211             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1212             return $participant->id;
1213           }
1214         }
1215       }
1216     }
1217   }
1218
1219 }