CRM/Event/Form/Registration/Register.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 5                                                  |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2019                                |
   7  +--------------------------------------------------------------------+
   8  | This file is a part of CiviCRM.                                    |
   9  |                                                                    |
  10  | CiviCRM is free software; you can copy, modify, and distribute it  |
  11  | under the terms of the GNU Affero General Public License           |
  12  | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
  13  |                                                                    |
  14  | CiviCRM is distributed in the hope that it will be useful, but     |
  15  | WITHOUT ANY WARRANTY; without even the implied warranty of         |
  16  | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
  17  | See the GNU Affero General Public License for more details.        |
  18  |                                                                    |
  19  | You should have received a copy of the GNU Affero General Public   |
  20  | License and the CiviCRM Licensing Exception along                  |
  21  | with this program; if not, contact CiviCRM LLC                     |
  22  | at info[AT]civicrm[DOT]org. If you have questions about the        |
  23  | GNU Affero General Public License or the licensing of CiviCRM,     |
  24  | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
  25  +--------------------------------------------------------------------+
  26  */
  27
  28 /**
  29  * @package CRM
  30  * @copyright CiviCRM LLC (c) 2004-2019
  31  */
  32
  33 /**
  34  * This class generates form components for processing Event.
  35  */
  36 class CRM_Event_Form_Registration_Register extends CRM_Event_Form_Registration {
  37
  38   /**
  39    * The fields involved in this page.
  40    * @var array
  41    */
  42   public $_fields;
  43
  44   /**
  45    * The status message that user view.
  46    * @var sting
  47    */
  48   protected $_waitlistMsg = NULL;
  49   protected $_requireApprovalMsg = NULL;
  50
  51   /**
  52    * Deprecated parameter that we hope to remove.
  53    *
  54    * @var bool
  55    */
  56   public $_quickConfig = NULL;
  57
  58   /**
  59    * Skip duplicate check.
  60    *
  61    * This can be set using hook_civicrm_buildForm() to override the registration dupe check.
  62    * CRM-7604
  63    * @var bool
  64    */
  65   public $_skipDupeRegistrationCheck = FALSE;
  66
  67   public $_paymentProcessorID;
  68
  69   /**
  70    * Show fee block or not.
  71    *
  72    * @var boolean determines if fee block should be shown or hidden
  73    */
  74   public $_noFees;
  75
  76   /**
  77    * @var array Fee Block
  78    */
  79   public $_feeBlock;
  80
  81   /**
  82    * Array of payment related fields to potentially display on this form (generally credit card or debit card fields).
  83    *
  84    * This is rendered via billingBlock.tpl.
  85    *
  86    * @var array
  87    */
  88   public $_paymentFields = [];
  89
  90   /**
  91    * Get the contact id for the registration.
  92    *
  93    * @param array $fields
  94    * @param CRM_Event_Form_Registration $form
  95    * @param bool $isAdditional
  96    *
  97    * @return int|null
  98    */
  99   public static function getRegistrationContactID($fields, $form, $isAdditional) {
 100     $contactID = NULL;
 101     if (!$isAdditional) {
 102       $contactID = $form->getContactID();
 103     }
 104     if (!$contactID && is_array($fields) && $fields) {
 105       $contactID = CRM_Contact_BAO_Contact::getFirstDuplicateContact($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'])]);
 106     }
 107     return $contactID;
 108   }
 109
 110   /**
 111    * Set variables up before form is built.
 112    */
 113   public function preProcess() {
 114     parent::preProcess();
 115
 116     //CRM-4320.
 117     //here we can't use parent $this->_allowWaitlist as user might
 118     //walk back and we might set this value in this postProcess.
 119     //(we set when spaces < group count and want to allow become part of waiting )
 120     $eventFull = CRM_Event_BAO_Participant::eventFull($this->_eventId, FALSE, CRM_Utils_Array::value('has_waitlist', $this->_values['event']));
 121
 122     // Get payment processors if appropriate for this event
 123     // We hide the payment fields if the event is full or requires approval,
 124     // and the current user has not yet been approved CRM-12279
 125     $this->_noFees = (($eventFull || $this->_requireApproval) && !$this->_allowConfirmation);
 126     $this->_paymentProcessors = $this->_noFees ? [] : $this->get('paymentProcessors');
 127     $this->preProcessPaymentOptions();
 128
 129     $this->_allowWaitlist = FALSE;
 130     if ($eventFull && !$this->_allowConfirmation && !empty($this->_values['event']['has_waitlist'])) {
 131       $this->_allowWaitlist = TRUE;
 132       $this->_waitlistMsg = CRM_Utils_Array::value('waitlist_text', $this->_values['event']);
 133       if (!$this->_waitlistMsg) {
 134         $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.');
 135       }
 136     }
 137     $this->set('allowWaitlist', $this->_allowWaitlist);
 138
 139     //To check if the user is already registered for the event(CRM-2426)
 140     if (!$this->_skipDupeRegistrationCheck) {
 141       self::checkRegistration(NULL, $this);
 142     }
 143
 144     $this->assign('availableRegistrations', $this->_availableRegistrations);
 145
 146     // get the participant values from EventFees.php, CRM-4320
 147     if ($this->_allowConfirmation) {
 148       CRM_Event_Form_EventFees::preProcess($this);
 149     }
 150   }
 151
 152   /**
 153    * Set default values for the form.
 154    */
 155   public function setDefaultValues() {
 156     $this->_defaults = [];
 157     if (!$this->_allowConfirmation && $this->_requireApproval) {
 158       $this->_defaults['bypass_payment'] = 1;
 159     }
 160     $contactID = $this->getContactID();
 161     CRM_Core_Payment_Form::setDefaultValues($this, $contactID);
 162
 163     CRM_Event_BAO_Participant::formatFieldsAndSetProfileDefaults($contactID, $this);
 164
 165     // Set default payment processor as default payment_processor radio button value
 166     if (!empty($this->_paymentProcessors)) {
 167       foreach ($this->_paymentProcessors as $pid => $value) {
 168         if (!empty($value['is_default'])) {
 169           $this->_defaults['payment_processor_id'] = $pid;
 170         }
 171       }
 172     }
 173
 174     //if event is monetary and pay later is enabled and payment
 175     //processor is not available then freeze the pay later checkbox with
 176     //default check
 177     if (!empty($this->_values['event']['is_pay_later']) &&
 178       !is_array($this->_paymentProcessor)
 179     ) {
 180       $this->_defaults['is_pay_later'] = 1;
 181     }
 182
 183     //set custom field defaults
 184     if (!empty($this->_fields)) {
 185       //load default campaign from page.
 186       if (array_key_exists('participant_campaign_id', $this->_fields)) {
 187         $this->_defaults['participant_campaign_id'] = CRM_Utils_Array::value('campaign_id',
 188           $this->_values['event']
 189         );
 190       }
 191
 192       foreach ($this->_fields as $name => $field) {
 193         if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
 194           // fix for CRM-1743
 195           if (!isset($this->_defaults[$name])) {
 196             CRM_Core_BAO_CustomField::setProfileDefaults($customFieldID, $name, $this->_defaults,
 197               NULL, CRM_Profile_Form::MODE_REGISTER
 198             );
 199           }
 200         }
 201       }
 202     }
 203
 204     //fix for CRM-3088, default value for discount set.
 205     $discountId = NULL;
 206     if (!empty($this->_values['discount'])) {
 207       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 208       if ($discountId) {
 209         if (isset($this->_values['event']['default_discount_fee_id'])) {
 210           $discountKey = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_OptionValue',
 211             $this->_values['event']['default_discount_fee_id'],
 212             'weight', 'id'
 213           );
 214
 215           $this->_defaults['amount'] = key(array_slice($this->_values['discount'][$discountId],
 216             $discountKey - 1, $discountKey, TRUE
 217           ));
 218         }
 219       }
 220     }
 221
 222     // add this event's default participant role to defaults array
 223     // (for cases where participant_role field is included in form via profile)
 224     if ($this->_values['event']['default_role_id']) {
 225       $this->_defaults['participant_role']
 226         = $this->_defaults['participant_role_id'] = $this->_values['event']['default_role_id'];
 227     }
 228     if ($this->_priceSetId && !empty($this->_feeBlock)) {
 229       foreach ($this->_feeBlock as $key => $val) {
 230         if (empty($val['options'])) {
 231           continue;
 232         }
 233         $optionFullIds = CRM_Utils_Array::value('option_full_ids', $val, []);
 234         foreach ($val['options'] as $keys => $values) {
 235           if ($values['is_default'] && empty($values['is_full'])) {
 236
 237             if ($val['html_type'] == 'CheckBox') {
 238               $this->_defaults["price_{$key}"][$keys] = 1;
 239             }
 240             else {
 241               $this->_defaults["price_{$key}"] = $keys;
 242             }
 243           }
 244         }
 245         $unsetSubmittedOptions[$val['id']] = $optionFullIds;
 246       }
 247       //reset values for all options those are full.
 248       CRM_Event_Form_Registration::resetElementValue($unsetSubmittedOptions, $this);
 249     }
 250
 251     //set default participant fields, CRM-4320.
 252     $hasAdditionalParticipants = FALSE;
 253     if ($this->_allowConfirmation) {
 254       $this->_contactId = $contactID;
 255       $this->_discountId = $discountId;
 256       $forcePayLater = CRM_Utils_Array::value('is_pay_later', $this->_defaults, FALSE);
 257       $this->_defaults = array_merge($this->_defaults, CRM_Event_Form_EventFees::setDefaultValues($this));
 258       $this->_defaults['is_pay_later'] = $forcePayLater;
 259
 260       if ($this->_additionalParticipantIds) {
 261         $hasAdditionalParticipants = TRUE;
 262         $this->_defaults['additional_participants'] = count($this->_additionalParticipantIds);
 263       }
 264     }
 265     $this->assign('hasAdditionalParticipants', $hasAdditionalParticipants);
 266
 267     //         //hack to simplify credit card entry for testing
 268     //         $this->_defaults['credit_card_type']     = 'Visa';
 269     //         $this->_defaults['credit_card_number']   = '4807731747657838';
 270     //         $this->_defaults['cvv2']                 = '000';
 271     //         $this->_defaults['credit_card_exp_date'] = array( 'Y' => '2010', 'M' => '05' );
 272
 273     // to process Custom data that are appended to URL
 274     $getDefaults = CRM_Core_BAO_CustomGroup::extractGetParams($this, "'Contact', 'Individual', 'Contribution', 'Participant'");
 275     if (!empty($getDefaults)) {
 276       $this->_defaults = array_merge($this->_defaults, $getDefaults);
 277     }
 278
 279     return $this->_defaults;
 280   }
 281
 282   /**
 283    * Build the form object.
 284    */
 285   public function buildQuickForm() {
 286     // build profiles first so that we can determine address fields etc
 287     // and then show copy address checkbox
 288     $this->buildCustom($this->_values['custom_pre_id'], 'customPre');
 289     $this->buildCustom($this->_values['custom_post_id'], 'customPost');
 290
 291     // CRM-18399: used by template to pass pre profile id as a url arg
 292     $this->assign('custom_pre_id', $this->_values['custom_pre_id']);
 293
 294     CRM_Core_Payment_ProcessorForm::buildQuickForm($this);
 295
 296     $contactID = $this->getContactID();
 297     if ($contactID) {
 298       $this->assign('contact_id', $contactID);
 299       $this->assign('display_name', CRM_Contact_BAO_Contact::displayName($contactID));
 300     }
 301
 302     $this->add('hidden', 'scriptFee', NULL);
 303     $this->add('hidden', 'scriptArray', NULL);
 304
 305     $bypassPayment = $allowGroupOnWaitlist = $isAdditionalParticipants = FALSE;
 306     if ($this->_values['event']['is_multiple_registrations']) {
 307       // don't allow to add additional during confirmation if not preregistered.
 308       if (!$this->_allowConfirmation || $this->_additionalParticipantIds) {
 309         // CRM-17745: Make maximum additional participants configurable
 310         // Label is value + 1, since the code sees this is ADDITIONAL participants (in addition to "self")
 311         $additionalOptions = [];
 312         $additionalOptions[''] = 1;
 313         for ($i = 1; $i <= $this->_values['event']['max_additional_participants']; $i++) {
 314           $additionalOptions[$i] = $i + 1;
 315         }
 316         $this->add('select', 'additional_participants',
 317           ts('How many people are you registering?'),
 318           $additionalOptions,
 319           NULL,
 320           ['onChange' => "allowParticipant()"]
 321         );
 322         $isAdditionalParticipants = TRUE;
 323       }
 324     }
 325
 326     if (!$this->_allowConfirmation) {
 327       $bypassPayment = TRUE;
 328     }
 329
 330     //hack to allow group to register w/ waiting
 331     if ((!empty($this->_values['event']['is_multiple_registrations']) ||
 332         $this->_priceSetId
 333       ) &&
 334       !$this->_allowConfirmation &&
 335       is_numeric($this->_availableRegistrations) && !empty($this->_values['event']['has_waitlist'])
 336     ) {
 337       $bypassPayment = TRUE;
 338       //case might be group become as a part of waitlist.
 339       //If not waitlist then they require admin approve.
 340       $allowGroupOnWaitlist = TRUE;
 341       $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 => $this->_availableRegistrations]);
 342
 343       if ($this->_requireApproval) {
 344         $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 345           ts('Registration for this event requires approval. Once your registration(s) have been reviewed, you will receive an email with a link to a web page where you can complete the registration process.')
 346         );
 347       }
 348     }
 349
 350     //case where only approval needed - no waitlist.
 351     if ($this->_requireApproval &&
 352       !$this->_allowWaitlist && !$bypassPayment
 353     ) {
 354       $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 355         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.')
 356       );
 357     }
 358
 359     //lets display status to primary page only.
 360     $this->assign('waitlistMsg', $this->_waitlistMsg);
 361     $this->assign('requireApprovalMsg', $this->_requireApprovalMsg);
 362     $this->assign('allowGroupOnWaitlist', $allowGroupOnWaitlist);
 363     $this->assign('isAdditionalParticipants', $isAdditionalParticipants);
 364
 365     if ($this->_values['event']['is_monetary']) {
 366       self::buildAmount($this);
 367     }
 368
 369     $pps = [];
 370     //@todo this processor adding fn is another one duplicated on contribute - a shared
 371     // common class would make this sort of thing extractable
 372     $onlinePaymentProcessorEnabled = FALSE;
 373     if (!empty($this->_paymentProcessors)) {
 374       foreach ($this->_paymentProcessors as $key => $name) {
 375         if ($name['billing_mode'] == 1) {
 376           $onlinePaymentProcessorEnabled = TRUE;
 377         }
 378         $pps[$key] = $name['name'];
 379       }
 380     }
 381     if ($this->getContactID() === 0 && !$this->_values['event']['is_multiple_registrations']) {
 382       //@todo we are blocking for multiple registrations because we haven't tested
 383       $this->addCidZeroOptions($onlinePaymentProcessorEnabled);
 384     }
 385     if (!empty($this->_values['event']['is_pay_later']) &&
 386       ($this->_allowConfirmation || (!$this->_requireApproval && !$this->_allowWaitlist))
 387     ) {
 388       $pps[0] = $this->_values['event']['pay_later_text'];
 389     }
 390
 391     if ($this->_values['event']['is_monetary']) {
 392       if (count($pps) > 1) {
 393         $this->addRadio('payment_processor_id', ts('Payment Method'), $pps,
 394           NULL, "&nbsp;"
 395         );
 396       }
 397       elseif (!empty($pps)) {
 398         $ppKeys = array_keys($pps);
 399         $currentPP = array_pop($ppKeys);
 400         $this->addElement('hidden', 'payment_processor_id', $currentPP);
 401       }
 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       $js = NULL;
 465
 466       if (empty($this->_values['event']['is_monetary'])) {
 467         $js = ['onclick' => "return submitOnce(this,'" . $this->_name . "','" . ts('Processing') . "');"];
 468       }
 469
 470       // CRM-11182 - Optional confirmation screen
 471       // Change button label depending on whether the next action is confirm or register
 472       if (
 473         !$this->_values['event']['is_multiple_registrations']
 474         && !$this->_values['event']['is_monetary']
 475         && !$this->_values['event']['is_confirm_enabled']
 476       ) {
 477         $buttonLabel = ts('Register');
 478       }
 479       else {
 480         $buttonLabel = ts('Continue');
 481       }
 482
 483       $this->addButtons([
 484         [
 485           'type' => 'upload',
 486           'name' => $buttonLabel,
 487           'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 488           'isDefault' => TRUE,
 489           'js' => $js,
 490         ],
 491       ]);
 492     }
 493
 494     $this->addFormRule(['CRM_Event_Form_Registration_Register', 'formRule'], $this);
 495     $this->unsavedChangesWarn = TRUE;
 496
 497     // add pcp fields
 498     if ($this->_pcpId) {
 499       CRM_PCP_BAO_PCP::buildPcp($this->_pcpId, $this);
 500     }
 501   }
 502
 503   /**
 504    * Build the radio/text form elements for the amount field
 505    *
 506    * @param CRM_Event_Form_Registration_Register $form
 507    *   Form object.
 508    * @param bool $required
 509    *   True if you want to add formRule.
 510    * @param int $discountId
 511    *   Discount id for the event.
 512    */
 513   public static function buildAmount(&$form, $required = TRUE, $discountId = NULL) {
 514     // build amount only when needed, skip incase of event full and waitlisting is enabled
 515     // and few other conditions check preProcess()
 516     if (property_exists($form, '_noFees') && $form->_noFees) {
 517       return;
 518     }
 519
 520     //if payment done, no need to build the fee block.
 521     if (!empty($form->_paymentId)) {
 522       //fix to display line item in update mode.
 523       $form->assign('priceSet', isset($form->_priceSet) ? $form->_priceSet : NULL);
 524       return;
 525     }
 526
 527     $feeFields = CRM_Utils_Array::value('fee', $form->_values);
 528
 529     if (is_array($feeFields)) {
 530       $form->_feeBlock = &$form->_values['fee'];
 531     }
 532
 533     //check for discount.
 534     $discountedFee = CRM_Utils_Array::value('discount', $form->_values);
 535     if (is_array($discountedFee) && !empty($discountedFee)) {
 536       if (!$discountId) {
 537         $form->_discountId = $discountId = CRM_Core_BAO_Discount::findSet($form->_eventId, 'civicrm_event');
 538       }
 539       if ($discountId) {
 540         $form->_feeBlock = &$form->_values['discount'][$discountId];
 541       }
 542     }
 543     if (!is_array($form->_feeBlock)) {
 544       $form->_feeBlock = [];
 545     }
 546
 547     //its time to call the hook.
 548     CRM_Utils_Hook::buildAmount('event', $form, $form->_feeBlock);
 549
 550     //reset required if participant is skipped.
 551     $button = substr($form->controller->getButtonName(), -4);
 552     if ($required && $button == 'skip') {
 553       $required = FALSE;
 554     }
 555
 556     $className = CRM_Utils_System::getClassName($form);
 557
 558     //build the priceset fields.
 559     if (isset($form->_priceSetId) && $form->_priceSetId) {
 560
 561       //format price set fields across option full.
 562       self::formatFieldsForOptionFull($form);
 563
 564       if (!empty($form->_priceSet['is_quick_config'])) {
 565         $form->_quickConfig = $form->_priceSet['is_quick_config'];
 566       }
 567       $form->add('hidden', 'priceSetId', $form->_priceSetId);
 568
 569       // CRM-14492 Admin price fields should show up on event registration if user has 'administer CiviCRM' permissions
 570       $adminFieldVisible = FALSE;
 571       if (CRM_Core_Permission::check('administer CiviCRM')) {
 572         $adminFieldVisible = TRUE;
 573       }
 574
 575       $hideAdminValues = TRUE;
 576       if (CRM_Core_Permission::check('edit event participants')) {
 577         $hideAdminValues = FALSE;
 578       }
 579
 580       foreach ($form->_feeBlock as $field) {
 581         // public AND admin visibility fields are included for back-office registration and back-office change selections
 582         if (CRM_Utils_Array::value('visibility', $field) == 'public' ||
 583           (CRM_Utils_Array::value('visibility', $field) == 'admin' && $adminFieldVisible == TRUE) ||
 584           $className == 'CRM_Event_Form_Participant' ||
 585           $className == 'CRM_Event_Form_ParticipantFeeSelection'
 586         ) {
 587           $fieldId = $field['id'];
 588           $elementName = 'price_' . $fieldId;
 589
 590           $isRequire = CRM_Utils_Array::value('is_required', $field);
 591           if ($button == 'skip') {
 592             $isRequire = FALSE;
 593           }
 594
 595           //user might modified w/ hook.
 596           $options = CRM_Utils_Array::value('options', $field);
 597           $formClasses = ['CRM_Event_Form_Participant', 'CRM_Event_Form_ParticipantFeeSelection'];
 598
 599           if (!is_array($options)) {
 600             continue;
 601           }
 602           elseif ($hideAdminValues && !in_array($className, $formClasses)) {
 603             $publicVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('public');
 604             $adminVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('admin');
 605
 606             foreach ($options as $key => $currentOption) {
 607               $optionVisibility = CRM_Utils_Array::value('visibility_id', $currentOption, $publicVisibilityID);
 608               if ($optionVisibility == $adminVisibilityID) {
 609                 unset($options[$key]);
 610               }
 611             }
 612           }
 613
 614           $optionFullIds = CRM_Utils_Array::value('option_full_ids', $field, []);
 615
 616           //soft suppress required rule when option is full.
 617           if (!empty($optionFullIds) && (count($options) == count($optionFullIds))) {
 618             $isRequire = FALSE;
 619           }
 620           if (!empty($options)) {
 621             //build the element.
 622             CRM_Price_BAO_PriceField::addQuickFormElement($form,
 623               $elementName,
 624               $fieldId,
 625               FALSE,
 626               $isRequire,
 627               NULL,
 628               $options,
 629               $optionFullIds
 630             );
 631           }
 632         }
 633       }
 634       $form->assign('priceSet', $form->_priceSet);
 635     }
 636     else {
 637       $eventFeeBlockValues = [];
 638       foreach ($form->_feeBlock as $fee) {
 639         if (is_array($fee)) {
 640
 641           //CRM-7632, CRM-6201
 642           $totalAmountJs = NULL;
 643           if ($className == 'CRM_Event_Form_Participant') {
 644             $totalAmountJs = ['onClick' => "fillTotalAmount(" . $fee['value'] . ")"];
 645           }
 646
 647           $eventFeeBlockValues['amount_id_' . $fee['amount_id']] = $fee['value'];
 648           $elements[] = &$form->createElement('radio', NULL, '',
 649             CRM_Utils_Money::format($fee['value']) . ' ' .
 650             $fee['label'],
 651             $fee['amount_id'],
 652             $totalAmountJs
 653           );
 654         }
 655       }
 656       $form->assign('eventFeeBlockValues', json_encode($eventFeeBlockValues));
 657
 658       $form->_defaults['amount'] = CRM_Utils_Array::value('default_fee_id', $form->_values['event']);
 659       $element = &$form->addGroup($elements, 'amount', ts('Event Fee(s)'), '<br />');
 660       if (isset($form->_online) && $form->_online) {
 661         $element->freeze();
 662       }
 663       if ($required) {
 664         $form->addRule('amount', ts('Fee Level is a required field.'), 'required');
 665       }
 666     }
 667   }
 668
 669   /**
 670    * @param CRM_Event_Form_Registration $form
 671    */
 672   public static function formatFieldsForOptionFull(&$form) {
 673     $priceSet = $form->get('priceSet');
 674     $priceSetId = $form->get('priceSetId');
 675     $defaultPricefieldIds = [];
 676     if (!empty($form->_values['line_items'])) {
 677       foreach ($form->_values['line_items'] as $lineItem) {
 678         $defaultPricefieldIds[] = $lineItem['price_field_value_id'];
 679       }
 680     }
 681     if (!$priceSetId ||
 682       !is_array($priceSet) ||
 683       empty($priceSet) || empty($priceSet['optionsMaxValueTotal'])
 684     ) {
 685       return;
 686     }
 687
 688     $skipParticipants = $formattedPriceSetDefaults = [];
 689     if (!empty($form->_allowConfirmation) && (isset($form->_pId) || isset($form->_additionalParticipantId))) {
 690       $participantId = isset($form->_pId) ? $form->_pId : $form->_additionalParticipantId;
 691       $pricesetDefaults = CRM_Event_Form_EventFees::setDefaultPriceSet($participantId,
 692         $form->_eventId
 693       );
 694       // modify options full to respect the selected fields
 695       // options on confirmation.
 696       $formattedPriceSetDefaults = self::formatPriceSetParams($form, $pricesetDefaults);
 697
 698       // to skip current registered participants fields option count on confirmation.
 699       $skipParticipants[] = $form->_participantId;
 700       if (!empty($form->_additionalParticipantIds)) {
 701         $skipParticipants = array_merge($skipParticipants, $form->_additionalParticipantIds);
 702       }
 703     }
 704
 705     $className = CRM_Utils_System::getClassName($form);
 706
 707     //get the current price event price set options count.
 708     $currentOptionsCount = self::getPriceSetOptionCount($form);
 709     $recordedOptionsCount = CRM_Event_BAO_Participant::priceSetOptionsCount($form->_eventId, $skipParticipants);
 710     $optionFullTotalAmount = 0;
 711     $currentParticipantNo = (int) substr($form->_name, 12);
 712     foreach ($form->_feeBlock as & $field) {
 713       $optionFullIds = [];
 714       $fieldId = $field['id'];
 715       if (!is_array($field['options'])) {
 716         continue;
 717       }
 718       foreach ($field['options'] as & $option) {
 719         $optId = $option['id'];
 720         $count = CRM_Utils_Array::value('count', $option, 0);
 721         $maxValue = CRM_Utils_Array::value('max_value', $option, 0);
 722         $dbTotalCount = CRM_Utils_Array::value($optId, $recordedOptionsCount, 0);
 723         $currentTotalCount = CRM_Utils_Array::value($optId, $currentOptionsCount, 0);
 724
 725         $totalCount = $currentTotalCount + $dbTotalCount;
 726         $isFull = FALSE;
 727         if ($maxValue &&
 728           (($totalCount >= $maxValue) &&
 729           (empty($form->_lineItem[$currentParticipantNo][$optId]['price_field_id']) || $dbTotalCount >= $maxValue))
 730         ) {
 731           $isFull = TRUE;
 732           $optionFullIds[$optId] = $optId;
 733           if ($field['html_type'] != 'Select') {
 734             if (in_array($optId, $defaultPricefieldIds)) {
 735               $optionFullTotalAmount += CRM_Utils_Array::value('amount', $option);
 736             }
 737           }
 738           else {
 739             if (!empty($defaultPricefieldIds) && in_array($optId, $defaultPricefieldIds)) {
 740               unset($optionFullIds[$optId]);
 741             }
 742           }
 743         }
 744         //here option is not full,
 745         //but we don't want to allow participant to increase
 746         //seats at the time of re-walking registration.
 747         if ($count &&
 748           !empty($form->_allowConfirmation) &&
 749           !empty($formattedPriceSetDefaults)
 750         ) {
 751           if (empty($formattedPriceSetDefaults["price_{$field}"]) || empty($formattedPriceSetDefaults["price_{$fieldId}"][$optId])) {
 752             $optionFullIds[$optId] = $optId;
 753             $isFull = TRUE;
 754           }
 755         }
 756         $option['is_full'] = $isFull;
 757         $option['db_total_count'] = $dbTotalCount;
 758         $option['total_option_count'] = $dbTotalCount + $currentTotalCount;
 759       }
 760
 761       //ignore option full for offline registration.
 762       if ($className == 'CRM_Event_Form_Participant') {
 763         $optionFullIds = [];
 764       }
 765
 766       //finally get option ids in.
 767       $field['option_full_ids'] = $optionFullIds;
 768     }
 769     $form->assign('optionFullTotalAmount', $optionFullTotalAmount);
 770   }
 771
 772   /**
 773    * Global form rule.
 774    *
 775    * @param array $fields
 776    *   The input form values.
 777    * @param array $files
 778    *   The uploaded files if any.
 779    * @param CRM_Event_Form_Registration $form
 780    *
 781    *
 782    * @return bool|array
 783    *   true if no errors, else array of errors
 784    */
 785   public static function formRule($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 => $form->_availableRegistrations]);
 799     }
 800
 801     // during confirmation don't allow to increase additional participants, CRM-4320
 802     if ($form->_allowConfirmation && !empty($fields['additional_participants']) &&
 803       is_array($form->_additionalParticipantIds) &&
 804       $fields['additional_participants'] > count($form->_additionalParticipantIds)
 805     ) {
 806       $errors['additional_participants'] = ts("Oops. It looks like you are trying to increase the number of additional people you are registering for. You can confirm registration for a maximum of %1 additional people.", [1 => count($form->_additionalParticipantIds)]);
 807     }
 808
 809     //don't allow to register w/ waiting if enough spaces available.
 810     if (!empty($fields['bypass_payment']) && $form->_allowConfirmation) {
 811       if (!is_numeric($form->_availableRegistrations) ||
 812         (empty($fields['priceSetId']) && CRM_Utils_Array::value('additional_participants', $fields) < $form->_availableRegistrations)
 813       ) {
 814         $errors['bypass_payment'] = ts("Oops. There are enough available spaces in this event. You can not add yourself to the waiting list.");
 815       }
 816     }
 817
 818     if (!empty($fields['additional_participants']) &&
 819       !CRM_Utils_Rule::positiveInteger($fields['additional_participants'])
 820     ) {
 821       $errors['additional_participants'] = ts('Please enter a whole number for Number of additional people.');
 822     }
 823
 824     // priceset validations
 825     if (!empty($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 = $primaryParticipantCount;
 838       if (!empty($fields['additional_participants'])) {
 839         $totalParticipants += $fields['additional_participants'];
 840       }
 841
 842       if (empty($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
 864     // @todo - can we remove the 'is_monetary' concept?
 865     if ($form->_values['event']['is_monetary']) {
 866       if (empty($form->_requireApproval) && !empty($fields['amount']) && $fields['amount'] > 0 &&
 867         !isset($fields['payment_processor_id'])) {
 868         $errors['payment_processor_id'] = ts('Please select a Payment Method');
 869       }
 870
 871       $isZeroAmount = $skipPaymentValidation = FALSE;
 872       if (!empty($fields['priceSetId'])) {
 873         if (CRM_Utils_Array::value('amount', $fields) == 0) {
 874           $isZeroAmount = TRUE;
 875         }
 876       }
 877       elseif (!empty($fields['amount']) &&
 878         (isset($form->_values['discount'][$fields['amount']])
 879           && CRM_Utils_Array::value('value', $form->_values['discount'][$fields['amount']]) == 0
 880         )
 881       ) {
 882         $isZeroAmount = TRUE;
 883       }
 884       elseif (!empty($fields['amount']) &&
 885         (isset($form->_values['fee'][$fields['amount']])
 886           && CRM_Utils_Array::value('value', $form->_values['fee'][$fields['amount']]) == 0
 887         )
 888       ) {
 889         $isZeroAmount = TRUE;
 890       }
 891
 892       if ($isZeroAmount && !($form->_forcePayement && !empty($fields['additional_participants']))) {
 893         $skipPaymentValidation = TRUE;
 894       }
 895
 896       // also return if zero fees for valid members
 897       if (!empty($fields['bypass_payment']) ||
 898         $skipPaymentValidation ||
 899         (!$form->_allowConfirmation && ($form->_requireApproval || $form->_allowWaitlist))
 900       ) {
 901         return empty($errors) ? TRUE : $errors;
 902       }
 903       CRM_Core_Payment_Form::validatePaymentInstrument(
 904         $fields['payment_processor_id'],
 905         $fields,
 906         $errors,
 907         (!$form->_isBillingAddressRequiredForPayLater ? NULL : 'billing')
 908       );
 909     }
 910
 911     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 912       if ($greetingType = CRM_Utils_Array::value($greeting, $fields)) {
 913         $customizedValue = CRM_Core_PseudoConstant::getKey('CRM_Contact_BAO_Contact', $greeting . '_id', 'Customized');
 914         if ($customizedValue == $greetingType && empty($fields[$greeting . '_custom'])) {
 915           $errors[$greeting . '_custom'] = ts('Custom %1 is a required field if %1 is of type Customized.',
 916             [1 => ucwords(str_replace('_', ' ', $greeting))]
 917           );
 918         }
 919       }
 920     }
 921     return empty($errors) ? TRUE : $errors;
 922   }
 923
 924   /**
 925    * Check if profiles are complete when event registration occurs(CRM-9587).
 926    *
 927    * @param array $fields
 928    * @param array $errors
 929    * @param int $eventId
 930    */
 931   public static function checkProfileComplete($fields, &$errors, $eventId) {
 932     $email = '';
 933     foreach ($fields as $fieldname => $fieldvalue) {
 934       if (substr($fieldname, 0, 6) == 'email-' && $fieldvalue) {
 935         $email = $fieldvalue;
 936       }
 937     }
 938
 939     if (!$email && !(!empty($fields['first_name']) && !empty($fields['last_name']))) {
 940       $defaults = $params = ['id' => $eventId];
 941       CRM_Event_BAO_Event::retrieve($params, $defaults);
 942       $message = ts("Mandatory fields (first name and last name, OR email address) are missing from this form.");
 943       $errors['_qf_default'] = $message;
 944     }
 945   }
 946
 947   /**
 948    * Process the form submission.
 949    */
 950   public function postProcess() {
 951     // get the submitted form values.
 952     $params = $this->controller->exportValues($this->_name);
 953
 954     //set as Primary participant
 955     $params['is_primary'] = 1;
 956
 957     if ($this->_values['event']['is_pay_later']
 958       && (!array_key_exists('hidden_processor', $params) || $params['payment_processor_id'] == 0)
 959     ) {
 960       $params['is_pay_later'] = 1;
 961     }
 962     else {
 963       $params['is_pay_later'] = 0;
 964     }
 965
 966     $this->set('is_pay_later', $params['is_pay_later']);
 967
 968     // assign pay later stuff
 969     $this->_params['is_pay_later'] = CRM_Utils_Array::value('is_pay_later', $params, FALSE);
 970     $this->assign('is_pay_later', $params['is_pay_later']);
 971     if ($params['is_pay_later']) {
 972       $this->assign('pay_later_text', $this->_values['event']['pay_later_text']);
 973       $this->assign('pay_later_receipt', $this->_values['event']['pay_later_receipt']);
 974     }
 975
 976     if (!$this->_allowConfirmation) {
 977       // check if the participant is already registered
 978       if (!$this->_skipDupeRegistrationCheck) {
 979         $params['contact_id'] = self::getRegistrationContactID($params, $this, FALSE);
 980       }
 981     }
 982
 983     if (!empty($params['image_URL'])) {
 984       CRM_Contact_BAO_Contact::processImageParams($params);
 985     }
 986
 987     //carry campaign to partcipants.
 988     if (array_key_exists('participant_campaign_id', $params)) {
 989       $params['campaign_id'] = $params['participant_campaign_id'];
 990     }
 991     else {
 992       $params['campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 993     }
 994
 995     //hack to allow group to register w/ waiting
 996     $primaryParticipantCount = self::getParticipantCount($this, $params);
 997
 998     $totalParticipants = $primaryParticipantCount;
 999     if (!empty($params['additional_participants'])) {
1000       $totalParticipants += $params['additional_participants'];
1001     }
1002     if (!$this->_allowConfirmation && !empty($params['bypass_payment']) &&
1003       is_numeric($this->_availableRegistrations) &&
1004       $totalParticipants > $this->_availableRegistrations
1005     ) {
1006       $this->_allowWaitlist = TRUE;
1007       $this->set('allowWaitlist', TRUE);
1008     }
1009
1010     //carry participant id if pre-registered.
1011     if ($this->_allowConfirmation && $this->_participantId) {
1012       $params['participant_id'] = $this->_participantId;
1013     }
1014
1015     $params['defaultRole'] = 1;
1016     if (array_key_exists('participant_role', $params)) {
1017       $params['participant_role_id'] = $params['participant_role'];
1018     }
1019
1020     if (array_key_exists('participant_role_id', $params)) {
1021       $params['defaultRole'] = 0;
1022     }
1023     if (empty($params['participant_role_id']) &&
1024       $this->_values['event']['default_role_id']
1025     ) {
1026       $params['participant_role_id'] = $this->_values['event']['default_role_id'];
1027     }
1028
1029     $config = CRM_Core_Config::singleton();
1030     $params['currencyID'] = $config->defaultCurrency;
1031
1032     if ($this->_values['event']['is_monetary']) {
1033       // we first reset the confirm page so it accepts new values
1034       $this->controller->resetPage('Confirm');
1035
1036       //added for discount
1037       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
1038       $params['amount_level'] = $this->getAmountLevel($params, $discountId);
1039       if (!empty($this->_values['discount'][$discountId])) {
1040         $params['discount_id'] = $discountId;
1041         $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
1042       }
1043       elseif (empty($params['priceSetId'])) {
1044         if (!empty($params['amount'])) {
1045           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
1046         }
1047         else {
1048           $params['amount'] = '';
1049         }
1050       }
1051       else {
1052         $lineItem = [];
1053         CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
1054         if ($params['tax_amount']) {
1055           $this->set('tax_amount', $params['tax_amount']);
1056         }
1057         $submittedLineItems = $this->get('lineItem');
1058         if (!empty($submittedLineItems) && is_array($submittedLineItems)) {
1059           $submittedLineItems[0] = $lineItem;
1060         }
1061         else {
1062           $submittedLineItems = [$lineItem];
1063         }
1064         $submittedLineItems = array_filter($submittedLineItems);
1065         $this->set('lineItem', $submittedLineItems);
1066         $this->set('lineItemParticipantsCount', [$primaryParticipantCount]);
1067       }
1068
1069       $this->set('amount', $params['amount']);
1070       $this->set('amount_level', $params['amount_level']);
1071
1072       // generate and set an invoiceID for this transaction
1073       $invoiceID = md5(uniqid(rand(), TRUE));
1074       $this->set('invoiceID', $invoiceID);
1075
1076       if ($this->_paymentProcessor) {
1077         $payment = $this->_paymentProcessor['object'];
1078         $payment->setBaseReturnUrl('civicrm/event/register');
1079       }
1080
1081       // ContributeMode is a deprecated concept. It is short-hand for a bunch of
1082       // assumptions we are working to remove.
1083       $this->set('contributeMode', 'direct');
1084
1085       // This code is duplicated multiple places and should be consolidated.
1086       if (isset($params["state_province_id-{$this->_bltID}"]) &&
1087         $params["state_province_id-{$this->_bltID}"]
1088       ) {
1089         $params["state_province-{$this->_bltID}"] = CRM_Core_PseudoConstant::stateProvinceAbbreviation($params["state_province_id-{$this->_bltID}"]);
1090       }
1091
1092       if (isset($params["country_id-{$this->_bltID}"]) &&
1093         $params["country_id-{$this->_bltID}"]
1094       ) {
1095         $params["country-{$this->_bltID}"] = CRM_Core_PseudoConstant::countryIsoCode($params["country_id-{$this->_bltID}"]);
1096       }
1097       if (isset($params['credit_card_exp_date'])) {
1098         $params['year'] = CRM_Core_Payment_Form::getCreditCardExpirationYear($params);
1099         $params['month'] = CRM_Core_Payment_Form::getCreditCardExpirationMonth($params);
1100       }
1101       if ($this->_values['event']['is_monetary']) {
1102         $params['ip_address'] = CRM_Utils_System::ipAddress();
1103         $params['currencyID'] = $config->defaultCurrency;
1104         $params['invoiceID'] = $invoiceID;
1105       }
1106       $this->_params = $this->get('params');
1107       // Set the button so we know what
1108       $params['button'] = $this->controller->getButtonName();
1109       if (!empty($this->_params) && is_array($this->_params)) {
1110         $this->_params[0] = $params;
1111       }
1112       else {
1113         $this->_params = [];
1114         $this->_params[] = $params;
1115       }
1116       $this->set('params', $this->_params);
1117       if ($this->_paymentProcessor &&
1118         // Actually we don't really need to check if it supports pre-approval - we could just call
1119         // it regardless as the function we call re-acts tot the rests of the preApproval call.
1120         $this->_paymentProcessor['object']->supports('preApproval')
1121         && !$this->_allowWaitlist &&
1122         !$this->_requireApproval
1123       ) {
1124
1125         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1126         $this->set('contributeMode', 'express');
1127
1128         // Send Event Name & Id in Params
1129         $params['eventName'] = $this->_values['event']['title'];
1130         $params['eventId'] = $this->_values['event']['id'];
1131
1132         $params['cancelURL'] = CRM_Utils_System::url('civicrm/event/register',
1133           "_qf_Register_display=1&qfKey={$this->controller->_key}",
1134           TRUE, NULL, FALSE
1135         );
1136         if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
1137           $urlArgs = "_qf_Participant_1_display=1&rfp=1&qfKey={$this->controller->_key}";
1138         }
1139         else {
1140           $urlArgs = "_qf_Confirm_display=1&rfp=1&qfKey={$this->controller->_key}";
1141         }
1142         $params['returnURL'] = CRM_Utils_System::url('civicrm/event/register',
1143           $urlArgs,
1144           TRUE, NULL, FALSE
1145         );
1146         $params['invoiceID'] = $invoiceID;
1147
1148         $params['component'] = 'event';
1149         $this->handlePreApproval($params);
1150       }
1151       elseif ($this->_paymentProcessor &&
1152         (int) $this->_paymentProcessor['billing_mode'] & CRM_Core_Payment::BILLING_MODE_NOTIFY
1153       ) {
1154         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1155         $this->set('contributeMode', 'notify');
1156       }
1157     }
1158     else {
1159       $params['description'] = ts('Online Event Registration') . ' ' . $this->_values['event']['title'];
1160
1161       $this->_params = [];
1162       $this->_params[] = $params;
1163       $this->set('params', $this->_params);
1164
1165       if (
1166         empty($params['additional_participants'])
1167       // CRM-11182 - Optional confirmation screen
1168         && !$this->_values['event']['is_confirm_enabled']
1169       ) {
1170         $this->processRegistration($this->_params);
1171       }
1172     }
1173
1174     // If registering > 1 participant, give status message
1175     if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
1176       $statusMsg = ts('Registration information for participant 1 has been saved.');
1177       CRM_Core_Session::setStatus($statusMsg, ts('Saved'), 'success');
1178     }
1179   }
1180
1181   /**
1182    * Method to check if the user is already registered for the event.
1183    * and if result found redirect to the event info page
1184    *
1185    * @param array $fields
1186    *   The input form values(anonymous user).
1187    * @param CRM_Event_Form_Registration_Register $form
1188    *   Event data.
1189    * @param bool $isAdditional
1190    *   Treat isAdditional participants a bit differently.
1191    *
1192    * @return int
1193    */
1194   public static function checkRegistration($fields, $form, $isAdditional = FALSE) {
1195     // CRM-3907, skip check for preview registrations
1196     // CRM-4320 participant need to walk wizard
1197     if (
1198       ($form->_mode == 'test' || $form->_allowConfirmation)
1199     ) {
1200       return FALSE;
1201     }
1202
1203     $contactID = self::getRegistrationContactID($fields, $form, $isAdditional);
1204
1205     if ($contactID) {
1206       $participant = new CRM_Event_BAO_Participant();
1207       $participant->contact_id = $contactID;
1208       $participant->event_id = $form->_values['event']['id'];
1209       if (!empty($fields['participant_role']) && is_numeric($fields['participant_role'])) {
1210         $participant->role_id = $fields['participant_role'];
1211       }
1212       else {
1213         $participant->role_id = $form->_values['event']['default_role_id'];
1214       }
1215       $participant->is_test = 0;
1216       $participant->find();
1217       $statusTypes = CRM_Event_PseudoConstant::participantStatus(NULL, 'is_counted = 1');
1218       while ($participant->fetch()) {
1219         if (array_key_exists($participant->status_id, $statusTypes)) {
1220           if (!$isAdditional && !$form->_values['event']['allow_same_participant_emails']) {
1221             $registerUrl = CRM_Utils_System::url('civicrm/event/register',
1222               "reset=1&id={$form->_values['event']['id']}&cid=0"
1223             );
1224             if ($form->_pcpId) {
1225               $registerUrl .= '&pcpId=' . $form->_pcpId;
1226             }
1227
1228             $status = ts("It looks like you are 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.") . ' ' . ts('You can also <a href="%1">register another participant</a>.', [1 => $registerUrl]);
1229             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1230             $url = CRM_Utils_System::url('civicrm/event/info',
1231               "reset=1&id={$form->_values['event']['id']}&noFullMsg=true"
1232             );
1233             if ($form->_action & CRM_Core_Action::PREVIEW) {
1234               $url .= '&action=preview';
1235             }
1236
1237             if ($form->_pcpId) {
1238               $url .= '&pcpId=' . $form->_pcpId;
1239             }
1240
1241             CRM_Utils_System::redirect($url);
1242           }
1243
1244           if ($isAdditional) {
1245             $status = ts("It looks like this participant is already registered for this event. If you want to change your registration, or you feel that you've received this message in error, please contact the site administrator.");
1246             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1247             return $participant->id;
1248           }
1249         }
1250       }
1251     }
1252   }
1253
1254 }