CRM/Event/Form/Registration/Register.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 5                                                  |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2018                                |
   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) 2004-2018
  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    */
  41   public $_fields;
  42
  43   /**
  44    * The status message that user view.
  45    */
  46   protected $_waitlistMsg = NULL;
  47   protected $_requireApprovalMsg = NULL;
  48
  49   /**
  50    * Deprecated parameter that we hope to remove.
  51    *
  52    * @var bool
  53    */
  54   public $_quickConfig = NULL;
  55
  56   /**
  57    * Skip duplicate check.
  58    *
  59    * This can be set using hook_civicrm_buildForm() to override the registration dupe check.
  60    * CRM-7604
  61    */
  62   public $_skipDupeRegistrationCheck = FALSE;
  63
  64   public $_paymentProcessorID;
  65
  66   /**
  67    * Show fee block or not.
  68    *
  69    * @var boolean determines if fee block should be shown or hidden
  70    */
  71   public $_noFees;
  72
  73   /**
  74    * Array of payment related fields to potentially display on this form (generally credit card or debit card fields).
  75    *
  76    * This is rendered via billingBlock.tpl.
  77    *
  78    * @var array
  79    */
  80   public $_paymentFields = array();
  81
  82   /**
  83    * Get the contact id for the registration.
  84    *
  85    * @param array $fields
  86    * @param CRM_Core_Form $self
  87    * @param bool $isAdditional
  88    *
  89    * @return int|null
  90    */
  91   public static function getRegistrationContactID($fields, $self, $isAdditional) {
  92
  93     $contactID = NULL;
  94     if (!$isAdditional) {
  95       $contactID = $self->getContactID();
  96     }
  97     if (!$contactID && is_array($fields) && $fields) {
  98       $contactID = CRM_Contact_BAO_Contact::getFirstDuplicateContact($fields, 'Individual', 'Unsupervised', array(), FALSE, CRM_Utils_Array::value('dedupe_rule_group_id', $self->_values['event']));
  99     }
 100     return $contactID;
 101   }
 102
 103   /**
 104    * Set variables up before form is built.
 105    */
 106   public function preProcess() {
 107     parent::preProcess();
 108
 109     //CRM-4320.
 110     //here we can't use parent $this->_allowWaitlist as user might
 111     //walk back and we might set this value in this postProcess.
 112     //(we set when spaces < group count and want to allow become part of waiting )
 113     $eventFull = CRM_Event_BAO_Participant::eventFull($this->_eventId, FALSE, CRM_Utils_Array::value('has_waitlist', $this->_values['event']));
 114
 115     // Get payment processors if appropriate for this event
 116     // We hide the payment fields if the event is full or requires approval,
 117     // and the current user has not yet been approved CRM-12279
 118     $this->_noFees = (($eventFull || $this->_requireApproval) && !$this->_allowConfirmation);
 119     $this->_paymentProcessors = $this->_noFees ? array() : $this->get('paymentProcessors');
 120     $this->preProcessPaymentOptions();
 121
 122     $this->_allowWaitlist = FALSE;
 123     if ($eventFull && !$this->_allowConfirmation && !empty($this->_values['event']['has_waitlist'])) {
 124       $this->_allowWaitlist = TRUE;
 125       $this->_waitlistMsg = CRM_Utils_Array::value('waitlist_text', $this->_values['event']);
 126       if (!$this->_waitlistMsg) {
 127         $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.');
 128       }
 129     }
 130     $this->set('allowWaitlist', $this->_allowWaitlist);
 131
 132     //To check if the user is already registered for the event(CRM-2426)
 133     if (!$this->_skipDupeRegistrationCheck) {
 134       self::checkRegistration(NULL, $this);
 135     }
 136
 137     $this->assign('availableRegistrations', $this->_availableRegistrations);
 138
 139     // get the participant values from EventFees.php, CRM-4320
 140     if ($this->_allowConfirmation) {
 141       CRM_Event_Form_EventFees::preProcess($this);
 142     }
 143   }
 144
 145   /**
 146    * Set default values for the form.
 147    */
 148   public function setDefaultValues() {
 149     $this->_defaults = array();
 150     if (!$this->_allowConfirmation && $this->_requireApproval) {
 151       $this->_defaults['bypass_payment'] = 1;
 152     }
 153     $contactID = $this->getContactID();
 154     CRM_Core_Payment_Form::setDefaultValues($this, $contactID);
 155
 156     CRM_Event_BAO_Participant::formatFieldsAndSetProfileDefaults($contactID, $this);
 157
 158     // Set default payment processor as default payment_processor radio button value
 159     if (!empty($this->_paymentProcessors)) {
 160       foreach ($this->_paymentProcessors as $pid => $value) {
 161         if (!empty($value['is_default'])) {
 162           $this->_defaults['payment_processor_id'] = $pid;
 163         }
 164       }
 165     }
 166
 167     //if event is monetary and pay later is enabled and payment
 168     //processor is not available then freeze the pay later checkbox with
 169     //default check
 170     if (!empty($this->_values['event']['is_pay_later']) &&
 171       !is_array($this->_paymentProcessor)
 172     ) {
 173       $this->_defaults['is_pay_later'] = 1;
 174     }
 175
 176     //set custom field defaults
 177     if (!empty($this->_fields)) {
 178       //load default campaign from page.
 179       if (array_key_exists('participant_campaign_id', $this->_fields)) {
 180         $this->_defaults['participant_campaign_id'] = CRM_Utils_Array::value('campaign_id',
 181           $this->_values['event']
 182         );
 183       }
 184
 185       foreach ($this->_fields as $name => $field) {
 186         if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
 187           // fix for CRM-1743
 188           if (!isset($this->_defaults[$name])) {
 189             CRM_Core_BAO_CustomField::setProfileDefaults($customFieldID, $name, $this->_defaults,
 190               NULL, CRM_Profile_Form::MODE_REGISTER
 191             );
 192           }
 193         }
 194       }
 195     }
 196
 197     //fix for CRM-3088, default value for discount set.
 198     $discountId = NULL;
 199     if (!empty($this->_values['discount'])) {
 200       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 201       if ($discountId) {
 202         if (isset($this->_values['event']['default_discount_fee_id'])) {
 203           $discountKey = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_OptionValue',
 204             $this->_values['event']['default_discount_fee_id'],
 205             'weight', 'id'
 206           );
 207
 208           $this->_defaults['amount'] = key(array_slice($this->_values['discount'][$discountId],
 209             $discountKey - 1, $discountKey, TRUE
 210           ));
 211         }
 212       }
 213     }
 214
 215     // add this event's default participant role to defaults array
 216     // (for cases where participant_role field is included in form via profile)
 217     if ($this->_values['event']['default_role_id']) {
 218       $this->_defaults['participant_role']
 219         = $this->_defaults['participant_role_id'] = $this->_values['event']['default_role_id'];
 220     }
 221     if ($this->_priceSetId && !empty($this->_feeBlock)) {
 222       foreach ($this->_feeBlock as $key => $val) {
 223         if (empty($val['options'])) {
 224           continue;
 225         }
 226         $optionFullIds = CRM_Utils_Array::value('option_full_ids', $val, array());
 227         foreach ($val['options'] as $keys => $values) {
 228           if ($values['is_default'] && empty($values['is_full'])) {
 229
 230             if ($val['html_type'] == 'CheckBox') {
 231               $this->_defaults["price_{$key}"][$keys] = 1;
 232             }
 233             else {
 234               $this->_defaults["price_{$key}"] = $keys;
 235             }
 236           }
 237         }
 238         $unsetSubmittedOptions[$val['id']] = $optionFullIds;
 239       }
 240       //reset values for all options those are full.
 241       CRM_Event_Form_Registration::resetElementValue($unsetSubmittedOptions, $this);
 242     }
 243
 244     //set default participant fields, CRM-4320.
 245     $hasAdditionalParticipants = FALSE;
 246     if ($this->_allowConfirmation) {
 247       $this->_contactId = $contactID;
 248       $this->_discountId = $discountId;
 249       $forcePayLater = CRM_Utils_Array::value('is_pay_later', $this->_defaults, FALSE);
 250       $this->_defaults = array_merge($this->_defaults, CRM_Event_Form_EventFees::setDefaultValues($this));
 251       $this->_defaults['is_pay_later'] = $forcePayLater;
 252
 253       if ($this->_additionalParticipantIds) {
 254         $hasAdditionalParticipants = TRUE;
 255         $this->_defaults['additional_participants'] = count($this->_additionalParticipantIds);
 256       }
 257     }
 258     $this->assign('hasAdditionalParticipants', $hasAdditionalParticipants);
 259
 260     //         //hack to simplify credit card entry for testing
 261     //         $this->_defaults['credit_card_type']     = 'Visa';
 262     //         $this->_defaults['credit_card_number']   = '4807731747657838';
 263     //         $this->_defaults['cvv2']                 = '000';
 264     //         $this->_defaults['credit_card_exp_date'] = array( 'Y' => '2010', 'M' => '05' );
 265
 266     // to process Custom data that are appended to URL
 267     $getDefaults = CRM_Core_BAO_CustomGroup::extractGetParams($this, "'Contact', 'Individual', 'Contribution', 'Participant'");
 268     if (!empty($getDefaults)) {
 269       $this->_defaults = array_merge($this->_defaults, $getDefaults);
 270     }
 271
 272     return $this->_defaults;
 273   }
 274
 275   /**
 276    * Build the form object.
 277    */
 278   public function buildQuickForm() {
 279     // build profiles first so that we can determine address fields etc
 280     // and then show copy address checkbox
 281     $this->buildCustom($this->_values['custom_pre_id'], 'customPre');
 282     $this->buildCustom($this->_values['custom_post_id'], 'customPost');
 283
 284     // CRM-18399: used by template to pass pre profile id as a url arg
 285     $this->assign('custom_pre_id', $this->_values['custom_pre_id']);
 286
 287     CRM_Core_Payment_ProcessorForm::buildQuickForm($this);
 288
 289     $contactID = $this->getContactID();
 290     if ($contactID) {
 291       $this->assign('contact_id', $contactID);
 292       $this->assign('display_name', CRM_Contact_BAO_Contact::displayName($contactID));
 293     }
 294
 295     $this->add('hidden', 'scriptFee', NULL);
 296     $this->add('hidden', 'scriptArray', NULL);
 297
 298     $bypassPayment = $allowGroupOnWaitlist = $isAdditionalParticipants = FALSE;
 299     if ($this->_values['event']['is_multiple_registrations']) {
 300       // don't allow to add additional during confirmation if not preregistered.
 301       if (!$this->_allowConfirmation || $this->_additionalParticipantIds) {
 302         // CRM-17745: Make maximum additional participants configurable
 303         // Label is value + 1, since the code sees this is ADDITIONAL participants (in addition to "self")
 304         $additionalOptions = array();
 305         $additionalOptions[''] = 1;
 306         for ($i = 1; $i <= $this->_values['event']['max_additional_participants']; $i++) {
 307           $additionalOptions[$i] = $i + 1;
 308         }
 309         $this->add('select', 'additional_participants',
 310           ts('How many people are you registering?'),
 311           $additionalOptions,
 312           NULL,
 313           array('onChange' => "allowParticipant()")
 314         );
 315         $isAdditionalParticipants = TRUE;
 316       }
 317     }
 318
 319     if (!$this->_allowConfirmation) {
 320       $bypassPayment = TRUE;
 321     }
 322
 323     //hack to allow group to register w/ waiting
 324     if ((!empty($this->_values['event']['is_multiple_registrations']) ||
 325         $this->_priceSetId
 326       ) &&
 327       !$this->_allowConfirmation &&
 328       is_numeric($this->_availableRegistrations) && !empty($this->_values['event']['has_waitlist'])
 329     ) {
 330       $bypassPayment = TRUE;
 331       //case might be group become as a part of waitlist.
 332       //If not waitlist then they require admin approve.
 333       $allowGroupOnWaitlist = TRUE;
 334       $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.", array(1 => $this->_availableRegistrations));
 335
 336       if ($this->_requireApproval) {
 337         $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 338           ts('Registration for this event requires approval. Once your registration(s) have been reviewed, you will receive an email with a link to a web page where you can complete the registration process.')
 339         );
 340       }
 341     }
 342
 343     //case where only approval needed - no waitlist.
 344     if ($this->_requireApproval &&
 345       !$this->_allowWaitlist && !$bypassPayment
 346     ) {
 347       $this->_requireApprovalMsg = CRM_Utils_Array::value('approval_req_text', $this->_values['event'],
 348         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.')
 349       );
 350     }
 351
 352     //lets display status to primary page only.
 353     $this->assign('waitlistMsg', $this->_waitlistMsg);
 354     $this->assign('requireApprovalMsg', $this->_requireApprovalMsg);
 355     $this->assign('allowGroupOnWaitlist', $allowGroupOnWaitlist);
 356     $this->assign('isAdditionalParticipants', $isAdditionalParticipants);
 357
 358     if ($this->_values['event']['is_monetary']) {
 359       self::buildAmount($this);
 360     }
 361
 362     $pps = array();
 363     //@todo this processor adding fn is another one duplicated on contribute - a shared
 364     // common class would make this sort of thing extractable
 365     $onlinePaymentProcessorEnabled = FALSE;
 366     if (!empty($this->_paymentProcessors)) {
 367       foreach ($this->_paymentProcessors as $key => $name) {
 368         if ($name['billing_mode'] == 1) {
 369           $onlinePaymentProcessorEnabled = TRUE;
 370         }
 371         $pps[$key] = $name['name'];
 372       }
 373     }
 374     if ($this->getContactID() === 0 && !$this->_values['event']['is_multiple_registrations']) {
 375       //@todo we are blocking for multiple registrations because we haven't tested
 376       $this->addCidZeroOptions($onlinePaymentProcessorEnabled);
 377     }
 378     if (!empty($this->_values['event']['is_pay_later']) &&
 379       ($this->_allowConfirmation || (!$this->_requireApproval && !$this->_allowWaitlist))
 380     ) {
 381       $pps[0] = $this->_values['event']['pay_later_text'];
 382     }
 383
 384     if ($this->_values['event']['is_monetary']) {
 385       if (count($pps) > 1) {
 386         $this->addRadio('payment_processor_id', ts('Payment Method'), $pps,
 387           NULL, "&nbsp;"
 388         );
 389       }
 390       elseif (!empty($pps)) {
 391         $ppKeys = array_keys($pps);
 392         $currentPP = array_pop($ppKeys);
 393         $this->addElement('hidden', 'payment_processor_id', $currentPP);
 394       }
 395     }
 396
 397     $this->addElement('hidden', 'bypass_payment', NULL, array('id' => 'bypass_payment'));
 398
 399     $this->assign('bypassPayment', $bypassPayment);
 400
 401     $userID = $this->getContactID();
 402
 403     if (!$userID) {
 404       $createCMSUser = FALSE;
 405
 406       if ($this->_values['custom_pre_id']) {
 407         $profileID = $this->_values['custom_pre_id'];
 408         $createCMSUser = CRM_Core_DAO::getFieldValue('CRM_Core_DAO_UFGroup', $profileID, 'is_cms_user');
 409       }
 410
 411       if (!$createCMSUser &&
 412         $this->_values['custom_post_id']
 413       ) {
 414         if (!is_array($this->_values['custom_post_id'])) {
 415           $profileIDs = array($this->_values['custom_post_id']);
 416         }
 417         else {
 418           $profileIDs = $this->_values['custom_post_id'];
 419         }
 420         foreach ($profileIDs as $pid) {
 421           if (CRM_Core_DAO::getFieldValue('CRM_Core_DAO_UFGroup', $pid, 'is_cms_user')) {
 422             $profileID = $pid;
 423             $createCMSUser = TRUE;
 424             break;
 425           }
 426         }
 427       }
 428
 429       if ($createCMSUser) {
 430         CRM_Core_BAO_CMSUser::buildForm($this, $profileID, TRUE);
 431       }
 432     }
 433
 434     //we have to load confirm contribution button in template
 435     //when multiple payment processor as the user
 436     //can toggle with payment processor selection
 437     $billingModePaymentProcessors = 0;
 438     if (!CRM_Utils_System::isNull($this->_paymentProcessors)) {
 439       foreach ($this->_paymentProcessors as $key => $values) {
 440         if ($values['billing_mode'] == CRM_Core_Payment::BILLING_MODE_BUTTON) {
 441           $billingModePaymentProcessors++;
 442         }
 443       }
 444     }
 445
 446     if ($billingModePaymentProcessors && count($this->_paymentProcessors) == $billingModePaymentProcessors) {
 447       $allAreBillingModeProcessors = TRUE;
 448     }
 449     else {
 450       $allAreBillingModeProcessors = FALSE;
 451     }
 452
 453     if (!$allAreBillingModeProcessors || !empty($this->_values['event']['is_pay_later']) || $bypassPayment
 454     ) {
 455
 456       //freeze button to avoid multiple calls.
 457       $js = NULL;
 458
 459       if (empty($this->_values['event']['is_monetary'])) {
 460         $js = array('onclick' => "return submitOnce(this,'" . $this->_name . "','" . ts('Processing') . "');");
 461       }
 462
 463       // CRM-11182 - Optional confirmation screen
 464       // Change button label depending on whether the next action is confirm or register
 465       if (
 466         !$this->_values['event']['is_multiple_registrations']
 467         && !$this->_values['event']['is_monetary']
 468         && !$this->_values['event']['is_confirm_enabled']
 469       ) {
 470         $buttonLabel = ts('Register');
 471       }
 472       else {
 473         $buttonLabel = ts('Continue');
 474       }
 475
 476       $this->addButtons(array(
 477           array(
 478             'type' => 'upload',
 479             'name' => $buttonLabel,
 480             'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 481             'isDefault' => TRUE,
 482             'js' => $js,
 483           ),
 484         )
 485       );
 486     }
 487
 488     $this->addFormRule(array('CRM_Event_Form_Registration_Register', 'formRule'), $this);
 489     $this->unsavedChangesWarn = TRUE;
 490
 491     // add pcp fields
 492     if ($this->_pcpId) {
 493       CRM_PCP_BAO_PCP::buildPcp($this->_pcpId, $this);
 494     }
 495   }
 496
 497   /**
 498    * Build the radio/text form elements for the amount field
 499    *
 500    * @param CRM_Core_Form $form
 501    *   Form object.
 502    * @param bool $required
 503    *   True if you want to add formRule.
 504    * @param int $discountId
 505    *   Discount id for the event.
 506    */
 507   static public function buildAmount(&$form, $required = TRUE, $discountId = NULL) {
 508     // build amount only when needed, skip incase of event full and waitlisting is enabled
 509     // and few other conditions check preProcess()
 510     if (property_exists($form, '_noFees') && $form->_noFees) {
 511       return;
 512     }
 513
 514     //if payment done, no need to build the fee block.
 515     if (!empty($form->_paymentId)) {
 516       //fix to display line item in update mode.
 517       $form->assign('priceSet', isset($form->_priceSet) ? $form->_priceSet : NULL);
 518       return;
 519     }
 520
 521     $feeFields = CRM_Utils_Array::value('fee', $form->_values);
 522
 523     if (is_array($feeFields)) {
 524       $form->_feeBlock = &$form->_values['fee'];
 525     }
 526
 527     //check for discount.
 528     $discountedFee = CRM_Utils_Array::value('discount', $form->_values);
 529     if (is_array($discountedFee) && !empty($discountedFee)) {
 530       if (!$discountId) {
 531         $form->_discountId = $discountId = CRM_Core_BAO_Discount::findSet($form->_eventId, 'civicrm_event');
 532       }
 533       if ($discountId) {
 534         $form->_feeBlock = &$form->_values['discount'][$discountId];
 535       }
 536     }
 537     if (!is_array($form->_feeBlock)) {
 538       $form->_feeBlock = array();
 539     }
 540
 541     //its time to call the hook.
 542     CRM_Utils_Hook::buildAmount('event', $form, $form->_feeBlock);
 543
 544     //reset required if participant is skipped.
 545     $button = substr($form->controller->getButtonName(), -4);
 546     if ($required && $button == 'skip') {
 547       $required = FALSE;
 548     }
 549
 550     $className = CRM_Utils_System::getClassName($form);
 551
 552     //build the priceset fields.
 553     if (isset($form->_priceSetId) && $form->_priceSetId) {
 554
 555       //format price set fields across option full.
 556       self::formatFieldsForOptionFull($form);
 557
 558       if (!empty($form->_priceSet['is_quick_config'])) {
 559         $form->_quickConfig = $form->_priceSet['is_quick_config'];
 560       }
 561       $form->add('hidden', 'priceSetId', $form->_priceSetId);
 562
 563       // CRM-14492 Admin price fields should show up on event registration if user has 'administer CiviCRM' permissions
 564       $adminFieldVisible = FALSE;
 565       if (CRM_Core_Permission::check('administer CiviCRM')) {
 566         $adminFieldVisible = TRUE;
 567       }
 568
 569       $hideAdminValues = TRUE;
 570       if (CRM_Core_Permission::check('edit event participants')) {
 571         $hideAdminValues = FALSE;
 572       }
 573
 574       foreach ($form->_feeBlock as $field) {
 575         // public AND admin visibility fields are included for back-office registration and back-office change selections
 576         if (CRM_Utils_Array::value('visibility', $field) == 'public' ||
 577           (CRM_Utils_Array::value('visibility', $field) == 'admin' && $adminFieldVisible == TRUE) ||
 578           $className == 'CRM_Event_Form_Participant' ||
 579           $className == 'CRM_Event_Form_ParticipantFeeSelection'
 580         ) {
 581           $fieldId = $field['id'];
 582           $elementName = 'price_' . $fieldId;
 583
 584           $isRequire = CRM_Utils_Array::value('is_required', $field);
 585           if ($button == 'skip') {
 586             $isRequire = FALSE;
 587           }
 588
 589           //user might modified w/ hook.
 590           $options = CRM_Utils_Array::value('options', $field);
 591           $formClasses = array('CRM_Event_Form_Participant', 'CRM_Event_Form_ParticipantFeeSelection');
 592
 593           if (!is_array($options)) {
 594             continue;
 595           }
 596           elseif ($hideAdminValues && !in_array($className, $formClasses)) {
 597             $publicVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('public');
 598             $adminVisibilityID = CRM_Price_BAO_PriceField::getVisibilityOptionID('admin');
 599
 600             foreach ($options as $key => $currentOption) {
 601               $optionVisibility = CRM_Utils_Array::value('visibility_id', $currentOption, $publicVisibilityID);
 602               if ($optionVisibility == $adminVisibilityID) {
 603                 unset($options[$key]);
 604               }
 605             }
 606           }
 607
 608           $optionFullIds = CRM_Utils_Array::value('option_full_ids', $field, array());
 609
 610           //soft suppress required rule when option is full.
 611           if (!empty($optionFullIds) && (count($options) == count($optionFullIds))) {
 612             $isRequire = FALSE;
 613           }
 614           if (!empty($options)) {
 615             //build the element.
 616             CRM_Price_BAO_PriceField::addQuickFormElement($form,
 617               $elementName,
 618               $fieldId,
 619               FALSE,
 620               $isRequire,
 621               NULL,
 622               $options,
 623               $optionFullIds
 624             );
 625           }
 626         }
 627       }
 628       $form->assign('priceSet', $form->_priceSet);
 629     }
 630     else {
 631       $eventFeeBlockValues = array();
 632       foreach ($form->_feeBlock as $fee) {
 633         if (is_array($fee)) {
 634
 635           //CRM-7632, CRM-6201
 636           $totalAmountJs = NULL;
 637           if ($className == 'CRM_Event_Form_Participant') {
 638             $totalAmountJs = array('onClick' => "fillTotalAmount(" . $fee['value'] . ")");
 639           }
 640
 641           $eventFeeBlockValues['amount_id_' . $fee['amount_id']] = $fee['value'];
 642           $elements[] = &$form->createElement('radio', NULL, '',
 643             CRM_Utils_Money::format($fee['value']) . ' ' .
 644             $fee['label'],
 645             $fee['amount_id'],
 646             $totalAmountJs
 647           );
 648         }
 649       }
 650       $form->assign('eventFeeBlockValues', json_encode($eventFeeBlockValues));
 651
 652       $form->_defaults['amount'] = CRM_Utils_Array::value('default_fee_id', $form->_values['event']);
 653       $element = &$form->addGroup($elements, 'amount', ts('Event Fee(s)'), '<br />');
 654       if (isset($form->_online) && $form->_online) {
 655         $element->freeze();
 656       }
 657       if ($required) {
 658         $form->addRule('amount', ts('Fee Level is a required field.'), 'required');
 659       }
 660     }
 661   }
 662
 663   /**
 664    * @param CRM_Core_Form $form
 665    */
 666   public static function formatFieldsForOptionFull(&$form) {
 667     $priceSet = $form->get('priceSet');
 668     $priceSetId = $form->get('priceSetId');
 669     $defaultPricefieldIds = array();
 670     if (!empty($form->_values['line_items'])) {
 671       foreach ($form->_values['line_items'] as $lineItem) {
 672         $defaultPricefieldIds[] = $lineItem['price_field_value_id'];
 673       }
 674     }
 675     if (!$priceSetId ||
 676       !is_array($priceSet) ||
 677       empty($priceSet) || empty($priceSet['optionsMaxValueTotal'])
 678     ) {
 679       return;
 680     }
 681
 682     $skipParticipants = $formattedPriceSetDefaults = array();
 683     if (!empty($form->_allowConfirmation) && (isset($form->_pId) || isset($form->_additionalParticipantId))) {
 684       $participantId = isset($form->_pId) ? $form->_pId : $form->_additionalParticipantId;
 685       $pricesetDefaults = CRM_Event_Form_EventFees::setDefaultPriceSet($participantId,
 686         $form->_eventId
 687       );
 688       // modify options full to respect the selected fields
 689       // options on confirmation.
 690       $formattedPriceSetDefaults = self::formatPriceSetParams($form, $pricesetDefaults);
 691
 692       // to skip current registered participants fields option count on confirmation.
 693       $skipParticipants[] = $form->_participantId;
 694       if (!empty($form->_additionalParticipantIds)) {
 695         $skipParticipants = array_merge($skipParticipants, $form->_additionalParticipantIds);
 696       }
 697     }
 698
 699     $className = CRM_Utils_System::getClassName($form);
 700
 701     //get the current price event price set options count.
 702     $currentOptionsCount = self::getPriceSetOptionCount($form);
 703     $recordedOptionsCount = CRM_Event_BAO_Participant::priceSetOptionsCount($form->_eventId, $skipParticipants);
 704     $optionFullTotalAmount = 0;
 705     $currentParticipantNo = (int) substr($form->_name, 12);
 706     foreach ($form->_feeBlock as & $field) {
 707       $optionFullIds = array();
 708       $fieldId = $field['id'];
 709       if (!is_array($field['options'])) {
 710         continue;
 711       }
 712       foreach ($field['options'] as & $option) {
 713         $optId = $option['id'];
 714         $count = CRM_Utils_Array::value('count', $option, 0);
 715         $maxValue = CRM_Utils_Array::value('max_value', $option, 0);
 716         $dbTotalCount = CRM_Utils_Array::value($optId, $recordedOptionsCount, 0);
 717         $currentTotalCount = CRM_Utils_Array::value($optId, $currentOptionsCount, 0);
 718
 719         $totalCount = $currentTotalCount + $dbTotalCount;
 720         $isFull = FALSE;
 721         if ($maxValue &&
 722           (($totalCount >= $maxValue) &&
 723           (empty($form->_lineItem[$currentParticipantNo][$optId]['price_field_id']) || $dbTotalCount >= $maxValue))
 724         ) {
 725           $isFull = TRUE;
 726           $optionFullIds[$optId] = $optId;
 727           if ($field['html_type'] != 'Select') {
 728             if (in_array($optId, $defaultPricefieldIds)) {
 729               $optionFullTotalAmount += CRM_Utils_Array::value('amount', $option);
 730             }
 731           }
 732           else {
 733             if (!empty($defaultPricefieldIds) && in_array($optId, $defaultPricefieldIds)) {
 734               unset($optionFullIds[$optId]);
 735             }
 736           }
 737         }
 738         //here option is not full,
 739         //but we don't want to allow participant to increase
 740         //seats at the time of re-walking registration.
 741         if ($count &&
 742           !empty($form->_allowConfirmation) &&
 743           !empty($formattedPriceSetDefaults)
 744         ) {
 745           if (empty($formattedPriceSetDefaults["price_{$field}"]) || empty($formattedPriceSetDefaults["price_{$fieldId}"][$optId])) {
 746             $optionFullIds[$optId] = $optId;
 747             $isFull = TRUE;
 748           }
 749         }
 750         $option['is_full'] = $isFull;
 751         $option['db_total_count'] = $dbTotalCount;
 752         $option['total_option_count'] = $dbTotalCount + $currentTotalCount;
 753       }
 754
 755       //ignore option full for offline registration.
 756       if ($className == 'CRM_Event_Form_Participant') {
 757         $optionFullIds = array();
 758       }
 759
 760       //finally get option ids in.
 761       $field['option_full_ids'] = $optionFullIds;
 762     }
 763     $form->assign('optionFullTotalAmount', $optionFullTotalAmount);
 764   }
 765
 766   /**
 767    * Global form rule.
 768    *
 769    * @param array $fields
 770    *   The input form values.
 771    * @param array $files
 772    *   The uploaded files if any.
 773    * @param $self
 774    *
 775    *
 776    * @return bool|array
 777    *   true if no errors, else array of errors
 778    */
 779   public static function formRule($fields, $files, $self) {
 780     $errors = array();
 781     //check that either an email or firstname+lastname is included in the form(CRM-9587)
 782     self::checkProfileComplete($fields, $errors, $self->_eventId);
 783     //To check if the user is already registered for the event(CRM-2426)
 784     if (!$self->_skipDupeRegistrationCheck) {
 785       self::checkRegistration($fields, $self);
 786     }
 787     //check for availability of registrations.
 788     if (!$self->_allowConfirmation && empty($fields['bypass_payment']) &&
 789       is_numeric($self->_availableRegistrations) &&
 790       CRM_Utils_Array::value('additional_participants', $fields) >= $self->_availableRegistrations
 791     ) {
 792       $errors['additional_participants'] = ts("There is only enough space left on this event for %1 participant(s).", array(1 => $self->_availableRegistrations));
 793     }
 794
 795     // during confirmation don't allow to increase additional participants, CRM-4320
 796     if ($self->_allowConfirmation && !empty($fields['additional_participants']) &&
 797       is_array($self->_additionalParticipantIds) &&
 798       $fields['additional_participants'] > count($self->_additionalParticipantIds)
 799     ) {
 800       $errors['additional_participants'] = ts("Oops. It looks like you are trying to increase the number of additional people you are registering for. You can confirm registration for a maximum of %1 additional people.", array(1 => count($self->_additionalParticipantIds)));
 801     }
 802
 803     //don't allow to register w/ waiting if enough spaces available.
 804     if (!empty($fields['bypass_payment']) && $self->_allowConfirmation) {
 805       if (!is_numeric($self->_availableRegistrations) ||
 806         (empty($fields['priceSetId']) && CRM_Utils_Array::value('additional_participants', $fields) < $self->_availableRegistrations)
 807       ) {
 808         $errors['bypass_payment'] = ts("Oops. There are enough available spaces in this event. You can not add yourself to the waiting list.");
 809       }
 810     }
 811
 812     if (!empty($fields['additional_participants']) &&
 813       !CRM_Utils_Rule::positiveInteger($fields['additional_participants'])
 814     ) {
 815       $errors['additional_participants'] = ts('Please enter a whole number for Number of additional people.');
 816     }
 817
 818     // priceset validations
 819     if (!empty($fields['priceSetId']) &&
 820      !$self->_requireApproval && !$self->_allowWaitlist
 821      ) {
 822       //format params.
 823       $formatted = self::formatPriceSetParams($self, $fields);
 824       $ppParams = array($formatted);
 825       $priceSetErrors = self::validatePriceSet($self, $ppParams);
 826       $primaryParticipantCount = self::getParticipantCount($self, $ppParams);
 827
 828       //get price set fields errors in.
 829       $errors = array_merge($errors, CRM_Utils_Array::value(0, $priceSetErrors, array()));
 830
 831       $totalParticipants = $primaryParticipantCount;
 832       if (!empty($fields['additional_participants'])) {
 833         $totalParticipants += $fields['additional_participants'];
 834       }
 835
 836       if (empty($fields['bypass_payment']) &&
 837         !$self->_allowConfirmation &&
 838         is_numeric($self->_availableRegistrations) &&
 839         $self->_availableRegistrations < $totalParticipants
 840       ) {
 841         $errors['_qf_default'] = ts("Only %1 Registrations available.", array(1 => $self->_availableRegistrations));
 842       }
 843
 844       $lineItem = array();
 845       CRM_Price_BAO_PriceSet::processAmount($self->_values['fee'], $fields, $lineItem);
 846
 847       $minAmt = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $fields['priceSetId'], 'min_amount');
 848       if ($fields['amount'] < 0) {
 849         $errors['_qf_default'] = ts('Event Fee(s) can not be less than zero. Please select the options accordingly');
 850       }
 851       elseif (!empty($minAmt) && $fields['amount'] < $minAmt) {
 852         $errors['_qf_default'] = ts('A minimum amount of %1 should be selected from Event Fee(s).', array(
 853           1 => CRM_Utils_Money::format($minAmt),
 854         ));
 855       }
 856     }
 857
 858     // @todo - can we remove the 'is_monetary' concept?
 859     if ($self->_values['event']['is_monetary']) {
 860       if (empty($self->_requireApproval) && !empty($fields['amount']) && $fields['amount'] > 0 &&
 861         !isset($fields['payment_processor_id'])) {
 862         $errors['payment_processor_id'] = ts('Please select a Payment Method');
 863       }
 864
 865       $isZeroAmount = $skipPaymentValidation = FALSE;
 866       if (!empty($fields['priceSetId'])) {
 867         if (CRM_Utils_Array::value('amount', $fields) == 0) {
 868           $isZeroAmount = TRUE;
 869         }
 870       }
 871       elseif (!empty($fields['amount']) &&
 872         (isset($self->_values['discount'][$fields['amount']])
 873           && CRM_Utils_Array::value('value', $self->_values['discount'][$fields['amount']]) == 0
 874         )
 875       ) {
 876         $isZeroAmount = TRUE;
 877       }
 878       elseif (!empty($fields['amount']) &&
 879         (isset($self->_values['fee'][$fields['amount']])
 880           && CRM_Utils_Array::value('value', $self->_values['fee'][$fields['amount']]) == 0
 881         )
 882       ) {
 883         $isZeroAmount = TRUE;
 884       }
 885
 886       if ($isZeroAmount && !($self->_forcePayement && !empty($fields['additional_participants']))) {
 887         $skipPaymentValidation = TRUE;
 888       }
 889
 890       // also return if zero fees for valid members
 891       if (!empty($fields['bypass_payment']) ||
 892         $skipPaymentValidation ||
 893         (!$self->_allowConfirmation && ($self->_requireApproval || $self->_allowWaitlist))
 894       ) {
 895         return empty($errors) ? TRUE : $errors;
 896       }
 897       CRM_Core_Payment_Form::validatePaymentInstrument(
 898         $fields['payment_processor_id'],
 899         $fields,
 900         $errors,
 901         (!$self->_isBillingAddressRequiredForPayLater ? NULL : 'billing')
 902       );
 903     }
 904
 905     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 906       if ($greetingType = CRM_Utils_Array::value($greeting, $fields)) {
 907         $customizedValue = CRM_Core_PseudoConstant::getKey('CRM_Contact_BAO_Contact', $greeting . '_id', 'Customized');
 908         if ($customizedValue == $greetingType && empty($fields[$greeting . '_custom'])) {
 909           $errors[$greeting . '_custom'] = ts('Custom %1 is a required field if %1 is of type Customized.',
 910             array(1 => ucwords(str_replace('_', ' ', $greeting)))
 911           );
 912         }
 913       }
 914     }
 915     return empty($errors) ? TRUE : $errors;
 916   }
 917
 918   /**
 919    * Check if profiles are complete when event registration occurs(CRM-9587).
 920    *
 921    * @param array $fields
 922    * @param array $errors
 923    * @param int $eventId
 924    */
 925   public static function checkProfileComplete($fields, &$errors, $eventId) {
 926     $email = '';
 927     foreach ($fields as $fieldname => $fieldvalue) {
 928       if (substr($fieldname, 0, 6) == 'email-' && $fieldvalue) {
 929         $email = $fieldvalue;
 930       }
 931     }
 932
 933     if (!$email && !(!empty($fields['first_name']) && !empty($fields['last_name']))) {
 934       $defaults = $params = array('id' => $eventId);
 935       CRM_Event_BAO_Event::retrieve($params, $defaults);
 936       $message = ts("Mandatory fields (first name and last name, OR email address) are missing from this form.");
 937       $errors['_qf_default'] = $message;
 938     }
 939   }
 940
 941   /**
 942    * Process the form submission.
 943    */
 944   public function postProcess() {
 945     // get the submitted form values.
 946     $params = $this->controller->exportValues($this->_name);
 947
 948     //set as Primary participant
 949     $params['is_primary'] = 1;
 950
 951     if ($this->_values['event']['is_pay_later']
 952       && (!array_key_exists('hidden_processor', $params) || $params['payment_processor_id'] == 0)
 953     ) {
 954       $params['is_pay_later'] = 1;
 955     }
 956     else {
 957       $params['is_pay_later'] = 0;
 958     }
 959
 960     $this->set('is_pay_later', $params['is_pay_later']);
 961
 962     // assign pay later stuff
 963     $this->_params['is_pay_later'] = CRM_Utils_Array::value('is_pay_later', $params, FALSE);
 964     $this->assign('is_pay_later', $params['is_pay_later']);
 965     if ($params['is_pay_later']) {
 966       $this->assign('pay_later_text', $this->_values['event']['pay_later_text']);
 967       $this->assign('pay_later_receipt', $this->_values['event']['pay_later_receipt']);
 968     }
 969
 970     if (!$this->_allowConfirmation) {
 971       // check if the participant is already registered
 972       if (!$this->_skipDupeRegistrationCheck) {
 973         $params['contact_id'] = self::getRegistrationContactID($params, $this, FALSE);
 974       }
 975     }
 976
 977     if (!empty($params['image_URL'])) {
 978       CRM_Contact_BAO_Contact::processImageParams($params);
 979     }
 980
 981     //carry campaign to partcipants.
 982     if (array_key_exists('participant_campaign_id', $params)) {
 983       $params['campaign_id'] = $params['participant_campaign_id'];
 984     }
 985     else {
 986       $params['campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 987     }
 988
 989     //hack to allow group to register w/ waiting
 990     $primaryParticipantCount = self::getParticipantCount($this, $params);
 991
 992     $totalParticipants = $primaryParticipantCount;
 993     if (!empty($params['additional_participants'])) {
 994       $totalParticipants += $params['additional_participants'];
 995     }
 996     if (!$this->_allowConfirmation && !empty($params['bypass_payment']) &&
 997       is_numeric($this->_availableRegistrations) &&
 998       $totalParticipants > $this->_availableRegistrations
 999     ) {
1000       $this->_allowWaitlist = TRUE;
1001       $this->set('allowWaitlist', TRUE);
1002     }
1003
1004     //carry participant id if pre-registered.
1005     if ($this->_allowConfirmation && $this->_participantId) {
1006       $params['participant_id'] = $this->_participantId;
1007     }
1008
1009     $params['defaultRole'] = 1;
1010     if (array_key_exists('participant_role', $params)) {
1011       $params['participant_role_id'] = $params['participant_role'];
1012     }
1013
1014     if (array_key_exists('participant_role_id', $params)) {
1015       $params['defaultRole'] = 0;
1016     }
1017     if (empty($params['participant_role_id']) &&
1018       $this->_values['event']['default_role_id']
1019     ) {
1020       $params['participant_role_id'] = $this->_values['event']['default_role_id'];
1021     }
1022
1023     $config = CRM_Core_Config::singleton();
1024     $params['currencyID'] = $config->defaultCurrency;
1025
1026     if ($this->_values['event']['is_monetary']) {
1027       // we first reset the confirm page so it accepts new values
1028       $this->controller->resetPage('Confirm');
1029
1030       //added for discount
1031       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
1032       $params['amount_level'] = $this->getAmountLevel($params, $discountId);
1033       if (!empty($this->_values['discount'][$discountId])) {
1034         $params['discount_id'] = $discountId;
1035         $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
1036       }
1037       elseif (empty($params['priceSetId'])) {
1038         if (!empty($params['amount'])) {
1039           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
1040         }
1041         else {
1042           $params['amount'] = '';
1043         }
1044       }
1045       else {
1046         $lineItem = array();
1047         CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
1048         if ($params['tax_amount']) {
1049           $this->set('tax_amount', $params['tax_amount']);
1050         }
1051         $submittedLineItems = $this->get('lineItem');
1052         if (!empty($submittedLineItems) && is_array($submittedLineItems)) {
1053           $submittedLineItems[0] = $lineItem;
1054         }
1055         else {
1056           $submittedLineItems = array($lineItem);
1057         }
1058         $submittedLineItems = array_filter($submittedLineItems);
1059         $this->set('lineItem', $submittedLineItems);
1060         $this->set('lineItemParticipantsCount', array($primaryParticipantCount));
1061       }
1062
1063       $this->set('amount', $params['amount']);
1064       $this->set('amount_level', $params['amount_level']);
1065
1066       // generate and set an invoiceID for this transaction
1067       $invoiceID = md5(uniqid(rand(), TRUE));
1068       $this->set('invoiceID', $invoiceID);
1069
1070       if ($this->_paymentProcessor) {
1071         $payment = $this->_paymentProcessor['object'];
1072         $payment->setBaseReturnUrl('civicrm/event/register');
1073       }
1074
1075       // ContributeMode is a deprecated concept. It is short-hand for a bunch of
1076       // assumptions we are working to remove.
1077       $this->set('contributeMode', 'direct');
1078
1079       // This code is duplicated multiple places and should be consolidated.
1080       if (isset($params["state_province_id-{$this->_bltID}"]) &&
1081         $params["state_province_id-{$this->_bltID}"]
1082       ) {
1083         $params["state_province-{$this->_bltID}"] = CRM_Core_PseudoConstant::stateProvinceAbbreviation($params["state_province_id-{$this->_bltID}"]);
1084       }
1085
1086       if (isset($params["country_id-{$this->_bltID}"]) &&
1087         $params["country_id-{$this->_bltID}"]
1088       ) {
1089         $params["country-{$this->_bltID}"] = CRM_Core_PseudoConstant::countryIsoCode($params["country_id-{$this->_bltID}"]);
1090       }
1091       if (isset($params['credit_card_exp_date'])) {
1092         $params['year'] = CRM_Core_Payment_Form::getCreditCardExpirationYear($params);
1093         $params['month'] = CRM_Core_Payment_Form::getCreditCardExpirationMonth($params);
1094       }
1095       if ($this->_values['event']['is_monetary']) {
1096         $params['ip_address'] = CRM_Utils_System::ipAddress();
1097         $params['currencyID'] = $config->defaultCurrency;
1098         $params['invoiceID'] = $invoiceID;
1099       }
1100       $this->_params = $this->get('params');
1101       // Set the button so we know what
1102       $params['button'] = $this->controller->getButtonName();
1103       if (!empty($this->_params) && is_array($this->_params)) {
1104         $this->_params[0] = $params;
1105       }
1106       else {
1107         $this->_params = array();
1108         $this->_params[] = $params;
1109       }
1110       $this->set('params', $this->_params);
1111       if ($this->_paymentProcessor &&
1112         // Actually we don't really need to check if it supports pre-approval - we could just call
1113         // it regardless as the function we call re-acts tot the rests of the preApproval call.
1114         $this->_paymentProcessor['object']->supports('preApproval')
1115         && !$this->_allowWaitlist &&
1116         !$this->_requireApproval
1117       ) {
1118
1119         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1120         $this->set('contributeMode', 'express');
1121
1122         // Send Event Name & Id in Params
1123         $params['eventName'] = $this->_values['event']['title'];
1124         $params['eventId'] = $this->_values['event']['id'];
1125
1126         $params['cancelURL'] = CRM_Utils_System::url('civicrm/event/register',
1127           "_qf_Register_display=1&qfKey={$this->controller->_key}",
1128           TRUE, NULL, FALSE
1129         );
1130         if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
1131           $urlArgs = "_qf_Participant_1_display=1&rfp=1&qfKey={$this->controller->_key}";
1132         }
1133         else {
1134           $urlArgs = "_qf_Confirm_display=1&rfp=1&qfKey={$this->controller->_key}";
1135         }
1136         $params['returnURL'] = CRM_Utils_System::url('civicrm/event/register',
1137           $urlArgs,
1138           TRUE, NULL, FALSE
1139         );
1140         $params['invoiceID'] = $invoiceID;
1141
1142         $params['component'] = 'event';
1143         $this->handlePreApproval($params);
1144       }
1145       elseif ($this->_paymentProcessor &&
1146         $this->_paymentProcessor['billing_mode'] & CRM_Core_Payment::BILLING_MODE_NOTIFY
1147       ) {
1148         // The concept of contributeMode is deprecated - but still needs removal from the message templates.
1149         $this->set('contributeMode', 'notify');
1150       }
1151     }
1152     else {
1153       $params['description'] = ts('Online Event Registration') . ' ' . $this->_values['event']['title'];
1154
1155       $this->_params = array();
1156       $this->_params[] = $params;
1157       $this->set('params', $this->_params);
1158
1159       if (
1160         empty($params['additional_participants'])
1161         && !$this->_values['event']['is_confirm_enabled'] // CRM-11182 - Optional confirmation screen
1162       ) {
1163         $this->processRegistration($this->_params);
1164       }
1165     }
1166
1167     // If registering > 1 participant, give status message
1168     if (CRM_Utils_Array::value('additional_participants', $params, FALSE)) {
1169       $statusMsg = ts('Registration information for participant 1 has been saved.');
1170       CRM_Core_Session::setStatus($statusMsg, ts('Saved'), 'success');
1171     }
1172   }
1173
1174   /**
1175    * Method to check if the user is already registered for the event.
1176    * and if result found redirect to the event info page
1177    *
1178    * @param array $fields
1179    *   The input form values(anonymous user).
1180    * @param CRM_Event_Form_Registration_Register $self
1181    *   Event data.
1182    * @param bool $isAdditional
1183    *   Treat isAdditional participants a bit differently.
1184    *
1185    * @return int
1186    */
1187   public static function checkRegistration($fields, &$self, $isAdditional = FALSE) {
1188     // CRM-3907, skip check for preview registrations
1189     // CRM-4320 participant need to walk wizard
1190     if (
1191       ($self->_mode == 'test' || $self->_allowConfirmation)
1192     ) {
1193       return FALSE;
1194     }
1195
1196     $contactID = self::getRegistrationContactID($fields, $self, $isAdditional);
1197
1198     if ($contactID) {
1199       $participant = new CRM_Event_BAO_Participant();
1200       $participant->contact_id = $contactID;
1201       $participant->event_id = $self->_values['event']['id'];
1202       if (!empty($fields['participant_role']) && is_numeric($fields['participant_role'])) {
1203         $participant->role_id = $fields['participant_role'];
1204       }
1205       else {
1206         $participant->role_id = $self->_values['event']['default_role_id'];
1207       }
1208       $participant->is_test = 0;
1209       $participant->find();
1210       $statusTypes = CRM_Event_PseudoConstant::participantStatus(NULL, 'is_counted = 1');
1211       while ($participant->fetch()) {
1212         if (array_key_exists($participant->status_id, $statusTypes)) {
1213           if (!$isAdditional && !$self->_values['event']['allow_same_participant_emails']) {
1214             $registerUrl = CRM_Utils_System::url('civicrm/event/register',
1215               "reset=1&id={$self->_values['event']['id']}&cid=0"
1216             );
1217             if ($self->_pcpId) {
1218               $registerUrl .= '&pcpId=' . $self->_pcpId;
1219             }
1220
1221             $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>.', array(1 => $registerUrl));
1222             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1223             $url = CRM_Utils_System::url('civicrm/event/info',
1224               "reset=1&id={$self->_values['event']['id']}&noFullMsg=true"
1225             );
1226             if ($self->_action & CRM_Core_Action::PREVIEW) {
1227               $url .= '&action=preview';
1228             }
1229
1230             if ($self->_pcpId) {
1231               $url .= '&pcpId=' . $self->_pcpId;
1232             }
1233
1234             CRM_Utils_System::redirect($url);
1235           }
1236
1237           if ($isAdditional) {
1238             $status = ts("It looks like this participant is already registered for this event. If you want to change your registration, or you feel that you've received this message in error, please contact the site administrator.");
1239             CRM_Core_Session::singleton()->setStatus($status, ts('Oops.'), 'alert');
1240             return $participant->id;
1241           }
1242         }
1243       }
1244     }
1245   }
1246
1247 }