CRM/Event/Form/Registration/AdditionalParticipant.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  *
  30  *
  31  * @package CRM
  32  * @copyright CiviCRM LLC (c) 2004-2018
  33  */
  34
  35 /**
  36  * This class generates form components for processing Event.
  37  */
  38 class CRM_Event_Form_Registration_AdditionalParticipant extends CRM_Event_Form_Registration {
  39
  40   /**
  41    * Pre-registered additional participant id.
  42    */
  43   public $additionalParticipantId = NULL;
  44
  45   /**
  46    * Set variables up before form is built.
  47    *
  48    * @return void
  49    */
  50   public function preProcess() {
  51     parent::preProcess();
  52
  53     $participantNo = substr($this->_name, 12);
  54
  55     //lets process in-queue participants.
  56     if ($this->_participantId && $this->_additionalParticipantIds) {
  57       $this->_additionalParticipantId = CRM_Utils_Array::value($participantNo, $this->_additionalParticipantIds);
  58     }
  59
  60     $participantCnt = $participantNo + 1;
  61     $this->assign('formId', $participantNo);
  62     $this->_params = array();
  63     $this->_params = $this->get('params');
  64
  65     $participantTot = $this->_params[0]['additional_participants'] + 1;
  66     $skipCount = count(array_keys($this->_params, "skip"));
  67     if ($skipCount) {
  68       $this->assign('skipCount', $skipCount);
  69     }
  70     CRM_Utils_System::setTitle(ts('Register Participant %1 of %2', array(1 => $participantCnt, 2 => $participantTot)));
  71
  72     //CRM-4320, hack to check last participant.
  73     $this->_lastParticipant = FALSE;
  74     if ($participantTot == $participantCnt) {
  75       $this->_lastParticipant = TRUE;
  76     }
  77     $this->assign('lastParticipant', $this->_lastParticipant);
  78   }
  79
  80   /**
  81    * Set default values for the form. For edit/view mode
  82    * the default values are retrieved from the database
  83    *
  84    *
  85    * @return void
  86    */
  87   public function setDefaultValues() {
  88     $defaults = $unsetSubmittedOptions = array();
  89     $discountId = NULL;
  90     //fix for CRM-3088, default value for discount set.
  91     if (!empty($this->_values['discount'])) {
  92       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
  93       if ($discountId && !empty($this->_values['event']['default_discount_fee_id'])) {
  94         $discountKey = CRM_Core_DAO::getFieldValue("CRM_Core_DAO_OptionValue", $this->_values['event']['default_discount_fee_id'], 'weight', 'id'
  95         );
  96         $defaults['amount'] = key(array_slice($this->_values['discount'][$discountId], $discountKey - 1, $discountKey, TRUE));
  97       }
  98     }
  99     if ($this->_priceSetId) {
 100       foreach ($this->_feeBlock as $key => $val) {
 101         if (empty($val['options'])) {
 102           continue;
 103         }
 104
 105         $optionsFull = CRM_Utils_Array::value('option_full_ids', $val, array());
 106         foreach ($val['options'] as $keys => $values) {
 107           if ($values['is_default'] && !in_array($keys, $optionsFull)) {
 108             if ($val['html_type'] == 'CheckBox') {
 109               $defaults["price_{$key}"][$keys] = 1;
 110             }
 111             else {
 112               $defaults["price_{$key}"] = $keys;
 113             }
 114           }
 115         }
 116         if (!empty($optionsFull)) {
 117           $unsetSubmittedOptions[$val['id']] = $optionsFull;
 118         }
 119       }
 120     }
 121
 122     //CRM-4320, setdefault additional participant values.
 123     if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 124       //hack to get set default from eventFees.php
 125       $this->_discountId = $discountId;
 126       $this->_pId = $this->_additionalParticipantId;
 127       $this->_contactId = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Participant', $this->_additionalParticipantId, 'contact_id');
 128
 129       CRM_Event_BAO_Participant::formatFieldsAndSetProfileDefaults($this->_contactId, $this);
 130       $participantDefaults = CRM_Event_Form_EventFees::setDefaultValues($this);
 131       $participantDefaults = array_merge($this->_defaults, $participantDefaults);
 132       // use primary email address if billing email address is empty
 133       if (empty($this->_defaults["email-{$this->_bltID}"]) &&
 134         !empty($this->_defaults["email-Primary"])
 135       ) {
 136         $participantDefaults["email-{$this->_bltID}"] = $this->_defaults["email-Primary"];
 137       }
 138       $defaults = array_merge($defaults, $participantDefaults);
 139     }
 140
 141     $defaults = array_merge($this->_defaults, $defaults);
 142
 143     //reset values for all options those are full.
 144     CRM_Event_Form_Registration::resetElementValue($unsetSubmittedOptions, $this);
 145
 146     //load default campaign from page.
 147     if (array_key_exists('participant_campaign_id', $this->_fields)) {
 148       $defaults['participant_campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 149     }
 150
 151     //CRM-17865 set custom field defaults
 152     if (!empty($this->_fields)) {
 153       foreach ($this->_fields as $name => $field) {
 154         if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
 155           if (!isset($defaults[$name])) {
 156             CRM_Core_BAO_CustomField::setProfileDefaults($customFieldID, $name, $defaults,
 157               NULL, CRM_Profile_Form::MODE_REGISTER
 158             );
 159           }
 160         }
 161       }
 162     }
 163
 164     return $defaults;
 165   }
 166
 167   /**
 168    * Build the form object.
 169    *
 170    * @return void
 171    */
 172   public function buildQuickForm() {
 173
 174     $button = substr($this->controller->getButtonName(), -4);
 175
 176     $this->add('hidden', 'scriptFee', NULL);
 177     $this->add('hidden', 'scriptArray', NULL);
 178
 179     if ($this->_values['event']['is_monetary']) {
 180       CRM_Event_Form_Registration_Register::buildAmount($this);
 181     }
 182     $first_name = $last_name = NULL;
 183     $pre = $post = array();
 184     foreach (array(
 185                'pre',
 186                'post',
 187              ) as $keys) {
 188       if (isset($this->_values['additional_custom_' . $keys . '_id'])) {
 189         $this->buildCustom($this->_values['additional_custom_' . $keys . '_id'], 'additionalCustom' . ucfirst($keys));
 190         $$keys = CRM_Core_BAO_UFGroup::getFields($this->_values['additional_custom_' . $keys . '_id']);
 191       }
 192       foreach (array(
 193                  'first_name',
 194                  'last_name',
 195                ) as $name) {
 196         if (array_key_exists($name, $$keys) &&
 197           CRM_Utils_Array::value('is_required', CRM_Utils_Array::value($name, $$keys))
 198         ) {
 199           $$name = 1;
 200         }
 201       }
 202     }
 203
 204     $required = ($button == 'skip' ||
 205       $this->_values['event']['allow_same_participant_emails'] == 1 &&
 206       ($first_name && $last_name)
 207     ) ? FALSE : TRUE;
 208
 209     //add buttons
 210     $js = NULL;
 211     if ($this->isLastParticipant(TRUE) && empty($this->_values['event']['is_monetary'])) {
 212       $js = array('onclick' => "return submitOnce(this,'" . $this->_name . "','" . ts('Processing') . "');");
 213     }
 214
 215     //handle case where user might sart with waiting by group
 216     //registration and skip some people and now group fit to
 217     //become registered so need to take payment from user.
 218     //this case only occurs at dynamic waiting status, CRM-4320
 219     $statusMessage = NULL;
 220     $allowToProceed = TRUE;
 221     $includeSkipButton = TRUE;
 222     $this->_resetAllowWaitlist = FALSE;
 223
 224     $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($this->_priceSetId);
 225
 226     if ($this->_lastParticipant || $pricesetFieldsCount) {
 227       //get the participant total.
 228       $processedCnt = self::getParticipantCount($this, $this->_params, TRUE);
 229     }
 230
 231     if (!$this->_allowConfirmation && !empty($this->_params[0]['bypass_payment']) &&
 232       $this->_lastParticipant
 233     ) {
 234
 235       //get the event spaces.
 236       $spaces = $this->_availableRegistrations;
 237
 238       $currentPageMaxCount = 1;
 239       if ($pricesetFieldsCount) {
 240         $currentPageMaxCount = $pricesetFieldsCount;
 241       }
 242
 243       //we might did reset allow waiting in case of dynamic calculation
 244       // @TODO - does this bypass_payment still exist?
 245       if (!empty($this->_params[0]['bypass_payment']) &&
 246         is_numeric($spaces) &&
 247         $processedCnt > $spaces
 248       ) {
 249         $this->_allowWaitlist = TRUE;
 250         $this->set('allowWaitlist', TRUE);
 251       }
 252
 253       //lets allow to become a part of runtime waiting list, if primary selected pay later.
 254       $realPayLater = FALSE;
 255       if (!empty($this->_values['event']['is_monetary']) && !empty($this->_values['event']['is_pay_later'])) {
 256         $realPayLater = CRM_Utils_Array::value('is_pay_later', $this->_params[0]);
 257       }
 258
 259       //truly spaces are greater than required.
 260       if (is_numeric($spaces) && $spaces >= ($processedCnt + $currentPageMaxCount)) {
 261         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0 || $this->_requireApproval) {
 262           $this->_allowWaitlist = FALSE;
 263           $this->set('allowWaitlist', $this->_allowWaitlist);
 264           if ($this->_requireApproval) {
 265             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.", array(
 266                 1 => ++$processedCnt,
 267                 2 => $spaces,
 268               ));
 269           }
 270           else {
 271             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed).", array(
 272                 1 => ++$processedCnt,
 273                 2 => $spaces,
 274               ));
 275           }
 276         }
 277         else {
 278           $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Please go back to the main registration page and reduce the number of additional people. You will also need to complete payment information.", array(
 279               1 => ++$processedCnt,
 280               2 => $spaces,
 281             ));
 282           $allowToProceed = FALSE;
 283         }
 284         CRM_Core_Session::setStatus($statusMessage, ts('Registration Error'), 'error');
 285       }
 286       elseif ($processedCnt == $spaces) {
 287         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0
 288           || $realPayLater || $this->_requireApproval
 289         ) {
 290           $this->_resetAllowWaitlist = TRUE;
 291           if ($this->_requireApproval) {
 292             $statusMessage = ts("If you skip this participant there will be enough spaces in the event for your group (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.");
 293           }
 294           else {
 295             $statusMessage = ts("If you skip this participant there will be enough spaces in the event for your group (you will not be wait listed).");
 296           }
 297         }
 298         else {
 299           //hey there is enough space and we require payment.
 300           $statusMessage = ts("If you skip this participant there will be enough spaces in the event for your group (you will not be wait listed). Please go back to the main registration page and reduce the number of additional people. You will also need to complete payment information.");
 301           $includeSkipButton = FALSE;
 302         }
 303       }
 304     }
 305
 306     // for priceset with count
 307     if ($pricesetFieldsCount && !empty($this->_values['event']['has_waitlist']) &&
 308       !$this->_allowConfirmation
 309     ) {
 310
 311       if ($this->_isEventFull) {
 312         $statusMessage = ts('This event is currently full. You are registering for the waiting list. You will be notified if spaces become available.');
 313       }
 314       elseif ($this->_allowWaitlist ||
 315         (!$this->_allowWaitlist && ($processedCnt + $pricesetFieldsCount) > $this->_availableRegistrations)
 316       ) {
 317
 318         $waitingMsg = ts('It looks like you are registering more participants then there are spaces available. All participants will be added to the waiting list. You will be notified if spaces become available.');
 319         $confirmedMsg = ts('It looks like there are enough spaces in this event for your group (you will not be wait listed).');
 320         if ($this->_requireApproval) {
 321           $waitingMsg = ts('It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.');
 322           $confirmedMsg = ts('It looks there are enough spaces in this event for your group (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.');
 323         }
 324
 325         $this->assign('waitingMsg', $waitingMsg);
 326         $this->assign('confirmedMsg', $confirmedMsg);
 327
 328         $this->assign('availableRegistrations', $this->_availableRegistrations);
 329         $this->assign('currentParticipantCount', $processedCnt);
 330         $this->assign('allowGroupOnWaitlist', TRUE);
 331
 332         $paymentBypassed = NULL;
 333         if (!empty($this->_params[0]['bypass_payment']) &&
 334           !$this->_allowWaitlist &&
 335           !$realPayLater &&
 336           !$this->_requireApproval &&
 337           !(CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0)
 338         ) {
 339           $paymentBypassed = ts('Please go back to the main registration page, to complete payment information.');
 340         }
 341         $this->assign('paymentBypassed', $paymentBypassed);
 342       }
 343     }
 344
 345     $this->assign('statusMessage', $statusMessage);
 346
 347     $buttons = array(
 348       array(
 349         'type' => 'back',
 350         'name' => ts('Go Back'),
 351         'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp',
 352       ),
 353     );
 354
 355     //CRM-4320
 356     if ($allowToProceed) {
 357       $buttons = array_merge($buttons, array(
 358           array(
 359             'type' => 'upload',
 360             'name' => ts('Continue'),
 361             'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 362             'isDefault' => TRUE,
 363             'js' => $js,
 364           ),
 365         )
 366       );
 367       if ($includeSkipButton) {
 368         $buttons = array_merge($buttons, array(
 369             array(
 370               'type' => 'next',
 371               'name' => ts('Skip Participant'),
 372               'subName' => 'skip',
 373               'icon' => 'fa-fast-forward',
 374             ),
 375           )
 376         );
 377       }
 378     }
 379     $this->addButtons($buttons);
 380     $this->addFormRule(array('CRM_Event_Form_Registration_AdditionalParticipant', 'formRule'), $this);
 381     $this->unsavedChangesWarn = TRUE;
 382   }
 383
 384   /**
 385    * Global form rule.
 386    *
 387    * @param array $fields
 388    *   The input form values.
 389    * @param array $files
 390    *   The uploaded files if any.
 391    * @param $self
 392    *
 393    *
 394    * @return bool|array
 395    *   true if no errors, else array of errors
 396    */
 397   public static function formRule($fields, $files, $self) {
 398     $errors = array();
 399     //get the button name.
 400     $button = substr($self->controller->getButtonName(), -4);
 401
 402     $realPayLater = FALSE;
 403     if (!empty($self->_values['event']['is_monetary']) && !empty($self->_values['event']['is_pay_later'])) {
 404       $realPayLater = CRM_Utils_Array::value('is_pay_later', $self->_params[0]);
 405     }
 406
 407     if ($button != 'skip') {
 408       //Check that either an email or firstname+lastname is included in the form(CRM-9587)
 409       CRM_Event_Form_Registration_Register::checkProfileComplete($fields, $errors, $self->_eventId);
 410
 411       //Additional Participant can also register for an event only once
 412       $isRegistered = CRM_Event_Form_Registration_Register::checkRegistration($fields, $self, TRUE);
 413       if ($isRegistered) {
 414         if ($self->_values['event']['allow_same_participant_emails']) {
 415           $errors['_qf_default'] = ts('A person is already registered for this event.');
 416         }
 417         else {
 418           $errors["email-{$self->_bltID}"] = ts('A person with this email address is already registered for this event.');
 419         }
 420       }
 421
 422       //get the complete params.
 423       $params = $self->get('params');
 424
 425       //take the participant instance.
 426       $addParticipantNum = substr($self->_name, 12);
 427
 428       if (is_array($params)) {
 429         foreach ($params as $key => $value) {
 430           if ($key != $addParticipantNum) {
 431             if (!$self->_values['event']['allow_same_participant_emails']) {
 432               //collect all email fields
 433               $existingEmails = array();
 434               $additionalParticipantEmails = array();
 435               if (is_array($value)) {
 436                 foreach ($value as $key => $val) {
 437                   if (substr($key, 0, 6) == 'email-' && $val) {
 438                     $existingEmails[] = $val;
 439                   }
 440                 }
 441               }
 442               foreach ($fields as $key => $val) {
 443                 if (substr($key, 0, 6) == 'email-' && $val) {
 444                   $additionalParticipantEmails[] = $val;
 445                   $mailKey = $key;
 446                 }
 447               }
 448               //check if any emails are common to both arrays
 449               if (count(array_intersect($existingEmails, $additionalParticipantEmails))) {
 450                 $errors[$mailKey] = ts('The email address must be unique for each participant.');
 451                 break;
 452               }
 453             }
 454             else {
 455               // check with first_name and last_name for additional participants
 456               if (!empty($value['first_name']) && ($value['first_name'] == CRM_Utils_Array::value('first_name', $fields)) &&
 457                 (CRM_Utils_Array::value('last_name', $value) == CRM_Utils_Array::value('last_name', $fields))
 458               ) {
 459                 $errors['first_name'] = ts('The first name and last name must be unique for each participant.');
 460                 break;
 461               }
 462             }
 463           }
 464         }
 465       }
 466
 467       //check for atleast one pricefields should be selected
 468       if (!empty($fields['priceSetId'])) {
 469         $allParticipantParams = $params;
 470
 471         //format current participant params.
 472         $allParticipantParams[$addParticipantNum] = self::formatPriceSetParams($self, $fields);
 473         $totalParticipants = self::getParticipantCount($self, $allParticipantParams);
 474
 475         //validate price field params.
 476         $priceSetErrors = self::validatePriceSet($self, $allParticipantParams);
 477         $errors = array_merge($errors, CRM_Utils_Array::value($addParticipantNum, $priceSetErrors, array()));
 478
 479         if (!$self->_allowConfirmation &&
 480           is_numeric($self->_availableRegistrations)
 481         ) {
 482           if (!empty($self->_params[0]['bypass_payment']) &&
 483             !$self->_allowWaitlist &&
 484             !$realPayLater &&
 485             !$self->_requireApproval &&
 486             !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0) &&
 487             $totalParticipants < $self->_availableRegistrations
 488           ) {
 489             $errors['_qf_default'] = ts("Your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 490           }
 491           //check for availability of registrations.
 492           if (!$self->_allowConfirmation && empty($self->_values['event']['has_waitlist']) &&
 493             $totalParticipants > $self->_availableRegistrations
 494           ) {
 495             $errors['_qf_default'] = ts('Sorry, it looks like this event only has %2 spaces available, and you are trying to register %1 participants. Please change your selections accordingly.', array(
 496                 1 => $totalParticipants,
 497                 2 => $self->_availableRegistrations,
 498               ));
 499           }
 500         }
 501       }
 502     }
 503
 504     if ($button == 'skip' && $self->_lastParticipant && !empty($fields['priceSetId'])) {
 505       $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($fields['priceSetId']);
 506       if (($pricesetFieldsCount < 1) || $self->_allowConfirmation) {
 507         return $errors;
 508       }
 509
 510       if (!empty($self->_values['event']['has_waitlist']) && !empty($self->_params[0]['bypass_payment']) &&
 511         !$self->_allowWaitlist &&
 512         !$realPayLater &&
 513         !$self->_requireApproval &&
 514         !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0)
 515       ) {
 516         $errors['_qf_default'] = ts("You are going to skip the last participant, your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 517       }
 518     }
 519
 520     if ($button != 'skip' &&
 521       $self->_values['event']['is_monetary'] &&
 522       !isset($errors['_qf_default']) &&
 523       !$self->validatePaymentValues($self, $fields)
 524     ) {
 525       $errors['_qf_default'] = ts("Your payment information looks incomplete. Please go back to the main registration page, to complete payment information.");
 526       $self->set('forcePayement', TRUE);
 527     }
 528     elseif ($button == 'skip') {
 529       $self->set('forcePayement', TRUE);
 530     }
 531
 532     return $errors;
 533   }
 534
 535   /**
 536    * @param $self
 537    * @param $fields
 538    *
 539    * @return bool
 540    */
 541   public function validatePaymentValues($self, $fields) {
 542
 543     if (!empty($self->_params[0]['bypass_payment']) ||
 544       $self->_allowWaitlist ||
 545       empty($self->_fields) ||
 546       CRM_Utils_Array::value('amount', $self->_params[0]) > 0
 547     ) {
 548       return TRUE;
 549     }
 550
 551     $validatePayement = FALSE;
 552     if (!empty($fields['priceSetId'])) {
 553       $lineItem = array();
 554       CRM_Price_BAO_PriceSet::processAmount($self->_values['fee'], $fields, $lineItem);
 555       if ($fields['amount'] > 0) {
 556         $validatePayement = TRUE;
 557         // $self->_forcePayement = true;
 558         // return false;
 559       }
 560     }
 561     elseif (!empty($fields['amount']) &&
 562       (CRM_Utils_Array::value('value', $self->_values['fee'][$fields['amount']]) > 0)
 563     ) {
 564       $validatePayement = TRUE;
 565     }
 566
 567     if (!$validatePayement) {
 568       return TRUE;
 569     }
 570
 571     $errors = array();
 572
 573     CRM_Core_Form::validateMandatoryFields($self->_fields, $fields, $errors);
 574
 575     if (isset($self->_params[0]['payment_processor'])) {
 576       // validate supplied payment instrument values (e.g. credit card number and cvv)
 577       $payment_processor_id = $self->_params[0]['payment_processor'];
 578       CRM_Core_Payment_Form::validatePaymentInstrument($payment_processor_id, $self->_params[0], $errors, (!$self->_isBillingAddressRequiredForPayLater ? NULL : 'billing'));
 579     }
 580     if (!empty($errors)) {
 581       return FALSE;
 582     }
 583
 584     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 585       if ($greetingType = CRM_Utils_Array::value($greeting, $self->_params[0])) {
 586         $customizedValue = CRM_Core_PseudoConstant::getKey('CRM_Contact_BAO_Contact', $greeting . '_id', 'Customized');
 587         if ($customizedValue == $greetingType && empty($self->_params[0][$greeting . '_custom'])) {
 588           return FALSE;
 589         }
 590       }
 591     }
 592     return TRUE;
 593   }
 594
 595   /**
 596    * Process the form submission.
 597    *
 598    *
 599    * @return void
 600    */
 601   public function postProcess() {
 602     //get the button name.
 603     $button = substr($this->controller->getButtonName(), -4);
 604
 605     //take the participant instance.
 606     $addParticipantNum = substr($this->_name, 12);
 607
 608     //user submitted params.
 609     $params = $this->controller->exportValues($this->_name);
 610
 611     if (!$this->_allowConfirmation) {
 612       // check if the participant is already registered
 613       $params['contact_id'] = CRM_Event_Form_Registration_Register::getRegistrationContactID($params, $this, TRUE);
 614     }
 615
 616     if (!empty($params['image_URL'])) {
 617       CRM_Contact_BAO_Contact::processImageParams($params);
 618     }
 619     //carry campaign to partcipants.
 620     if (array_key_exists('participant_campaign_id', $params)) {
 621       $params['campaign_id'] = $params['participant_campaign_id'];
 622     }
 623     else {
 624       $params['campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 625     }
 626
 627     // if waiting is enabled
 628     if (!$this->_allowConfirmation &&
 629       is_numeric($this->_availableRegistrations)
 630     ) {
 631       $this->_allowWaitlist = FALSE;
 632       //get the current page count.
 633       $currentCount = self::getParticipantCount($this, $params);
 634       if ($button == 'skip') {
 635         $currentCount = 'skip';
 636       }
 637
 638       //get the total count.
 639       $previousCount = self::getParticipantCount($this, $this->_params, TRUE);
 640       $totalParticipants = $previousCount;
 641       if (is_numeric($currentCount)) {
 642         $totalParticipants += $currentCount;
 643       }
 644       if (!empty($this->_values['event']['has_waitlist']) &&
 645         $totalParticipants > $this->_availableRegistrations
 646       ) {
 647         $this->_allowWaitlist = TRUE;
 648       }
 649       $this->set('allowWaitlist', $this->_allowWaitlist);
 650       $this->_lineItemParticipantsCount[$addParticipantNum] = $currentCount;
 651     }
 652
 653     if ($button == 'skip') {
 654       //hack for free/zero amount event.
 655       if ($this->_resetAllowWaitlist) {
 656         $this->_allowWaitlist = FALSE;
 657         $this->set('allowWaitlist', FALSE);
 658         if ($this->_requireApproval) {
 659           $status = ts("You have skipped last participant and which result into event having enough spaces, but your registration require 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.");
 660         }
 661         else {
 662           $status = ts("You have skipped last participant and which result into event having enough spaces, hence your group become as register participants though you selected on wait list.");
 663         }
 664         CRM_Core_Session::setStatus($status);
 665       }
 666
 667       $this->_params[$addParticipantNum] = 'skip';
 668       if (isset($this->_lineItem)) {
 669         $this->_lineItem[$addParticipantNum] = 'skip';
 670         $this->_lineItemParticipantsCount[$addParticipantNum] = 'skip';
 671       }
 672     }
 673     else {
 674
 675       $config = CRM_Core_Config::singleton();
 676       $params['currencyID'] = $config->defaultCurrency;
 677
 678       if ($this->_values['event']['is_monetary']) {
 679
 680         //added for discount
 681         $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 682         $params['amount_level'] = $this->getAmountLevel($params, $discountId);
 683         if (!empty($this->_values['discount'][$discountId])) {
 684           $params['discount_id'] = $discountId;
 685           $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
 686         }
 687         elseif (empty($params['priceSetId'])) {
 688           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
 689         }
 690         else {
 691           $lineItem = array();
 692           CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
 693
 694           //build line item array..
 695           //if requireApproval/waitlist is enabled we hide fees for primary participant
 696           // (and not for additional participant which might be is a bug)
 697           //lineItem are not correctly build for primary participant
 698           //this results in redundancy since now lineItems for additional participant will be build against primary participantNum
 699           //therefore lineItems must always be build against current participant No
 700           $this->_lineItem[$addParticipantNum] = $lineItem;
 701         }
 702       }
 703
 704       if (array_key_exists('participant_role', $params)) {
 705         $params['participant_role_id'] = $params['participant_role'];
 706       }
 707
 708       if (empty($params['participant_role_id']) && $this->_values['event']['default_role_id']) {
 709         $params['participant_role_id'] = $this->_values['event']['default_role_id'];
 710       }
 711
 712       if (!empty($this->_params[0]['is_pay_later'])) {
 713         $params['is_pay_later'] = 1;
 714       }
 715
 716       //carry additional participant id, contact id if pre-registered.
 717       if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 718         $params['contact_id'] = $this->_contactId;
 719         $params['participant_id'] = $this->_additionalParticipantId;
 720       }
 721
 722       //build the params array.
 723       $this->_params[$addParticipantNum] = $params;
 724     }
 725
 726     //finally set the params.
 727     $this->set('params', $this->_params);
 728     //set the line item.
 729     if ($this->_lineItem) {
 730       $this->set('lineItem', $this->_lineItem);
 731       $this->set('lineItemParticipantsCount', $this->_lineItemParticipantsCount);
 732     }
 733
 734     $participantNo = count($this->_params);
 735     if ($button != 'skip') {
 736       $statusMsg = ts('Registration information for participant %1 has been saved.', array(1 => $participantNo));
 737       CRM_Core_Session::setStatus($statusMsg, ts('Registration Saved'), 'success');
 738     }
 739
 740     // Check whether to process the registration now, calling processRegistration()
 741     if (
 742       !$this->_values['event']['is_confirm_enabled'] // CRM-11182 - Optional confirmation screen
 743       && !$this->_values['event']['is_monetary']
 744       && CRM_Utils_Array::value('additional_participants', $this->_params[0])
 745       && $this->isLastParticipant()
 746     ) {
 747       $this->processRegistration($this->_params);
 748     }
 749   }
 750
 751   /**
 752    * @param $additionalParticipant
 753    *
 754    * @return array
 755    */
 756   public static function &getPages($additionalParticipant) {
 757     $details = array();
 758     for ($i = 1; $i <= $additionalParticipant; $i++) {
 759       $details["Participant_{$i}"] = array(
 760         'className' => 'CRM_Event_Form_Registration_AdditionalParticipant',
 761         'title' => "Register Additional Participant {$i}",
 762       );
 763     }
 764     return $details;
 765   }
 766
 767   /**
 768    * Check whether call current participant is last one.
 769    *
 770    * @param bool $isButtonJs
 771    *
 772    * @return bool
 773    *   ture on success.
 774    */
 775   public function isLastParticipant($isButtonJs = FALSE) {
 776     $participant = $isButtonJs ? $this->_params[0]['additional_participants'] : $this->_params[0]['additional_participants'] + 1;
 777     if (count($this->_params) == $participant) {
 778       return TRUE;
 779     }
 780     return FALSE;
 781   }
 782
 783 }