CRM/Event/Form/Registration/AdditionalParticipant.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | CiviCRM version 4.6                                                |
   5  +--------------------------------------------------------------------+
   6  | Copyright CiviCRM LLC (c) 2004-2014                                |
   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) 2004-2014
  33  * $Id$
  34  *
  35  */
  36
  37 /**
  38  * This class generates form components for processing Event
  39  *
  40  */
  41 class CRM_Event_Form_Registration_AdditionalParticipant extends CRM_Event_Form_Registration {
  42
  43   /**
  44    * The defaults involved in this page
  45    *
  46    */
  47   public $_defaults = array();
  48
  49   /**
  50    * Pre-registered additional participant id.
  51    *
  52    */
  53   public $additionalParticipantId = NULL;
  54
  55   /**
  56    * Set variables up before form is built
  57    *
  58    * @return void
  59    */
  60   public function preProcess() {
  61     parent::preProcess();
  62
  63     $participantNo = substr($this->_name, 12);
  64
  65     //lets process in-queue participants.
  66     if ($this->_participantId && $this->_additionalParticipantIds) {
  67       $this->_additionalParticipantId = CRM_Utils_Array::value($participantNo, $this->_additionalParticipantIds);
  68     }
  69
  70     $participantCnt = $participantNo + 1;
  71     $this->assign('formId', $participantNo);
  72     $this->_params = array();
  73     $this->_params = $this->get('params');
  74
  75     $participantTot = $this->_params[0]['additional_participants'] + 1;
  76     $skipCount = count(array_keys($this->_params, "skip"));
  77     if ($skipCount) {
  78       $this->assign('skipCount', $skipCount);
  79     }
  80     CRM_Utils_System::setTitle(ts('Register Participant %1 of %2', array(1 => $participantCnt, 2 => $participantTot)));
  81
  82     //CRM-4320, hack to check last participant.
  83     $this->_lastParticipant = FALSE;
  84     if ($participantTot == $participantCnt) {
  85       $this->_lastParticipant = TRUE;
  86     }
  87     $this->assign('lastParticipant', $this->_lastParticipant);
  88   }
  89
  90   /**
  91    * Set default values for the form. For edit/view mode
  92    * the default values are retrieved from the database
  93    *
  94    *
  95    * @return void
  96    */
  97   public function setDefaultValues() {
  98     $defaults = $unsetSubmittedOptions = array();
  99     $discountId = NULL;
 100     //fix for CRM-3088, default value for discount set.
 101     if (!empty($this->_values['discount'])) {
 102       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 103       if ($discountId && !empty($this->_values['event']['default_discount_fee_id'])) {
 104         $discountKey = CRM_Core_DAO::getFieldValue("CRM_Core_DAO_OptionValue", $this->_values['event']['default_discount_fee_id'], 'weight', 'id'
 105         );
 106         $defaults['amount'] = key(array_slice($this->_values['discount'][$discountId], $discountKey - 1, $discountKey, TRUE));
 107       }
 108     }
 109     if ($this->_priceSetId) {
 110       foreach ($this->_feeBlock as $key => $val) {
 111         if (empty($val['options'])) {
 112           continue;
 113         }
 114
 115         $optionsFull = CRM_Utils_Array::value('option_full_ids', $val, array());
 116         foreach ($val['options'] as $keys => $values) {
 117           if ($values['is_default'] && !in_array($keys, $optionsFull)) {
 118             if ($val['html_type'] == 'CheckBox') {
 119               $defaults["price_{$key}"][$keys] = 1;
 120             }
 121             else {
 122               $defaults["price_{$key}"] = $keys;
 123             }
 124           }
 125         }
 126         if (!empty($optionsFull)) {
 127           $unsetSubmittedOptions[$val['id']] = $optionsFull;
 128         }
 129       }
 130     }
 131
 132     //CRM-4320, setdefault additional participant values.
 133     if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 134       //hack to get set default from eventFees.php
 135       $this->_discountId   = $discountId;
 136       $this->_pId          = $this->_additionalParticipantId;
 137       $this->_contactId    = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Participant', $this->_additionalParticipantId, 'contact_id');
 138       $participantDefaults = CRM_Event_Form_EventFees::setDefaultValues($this);
 139       $participantDefaults = array_merge($this->_defaults, $participantDefaults);
 140       // use primary email address if billing email address is empty
 141       if (empty($this->_defaults["email-{$this->_bltID}"]) &&
 142         !empty($this->_defaults["email-Primary"])
 143       ) {
 144         $participantDefaults["email-{$this->_bltID}"] = $this->_defaults["email-Primary"];
 145       }
 146       $defaults = array_merge($defaults, $participantDefaults);
 147     }
 148
 149     $defaults = array_merge($this->_defaults, $defaults);
 150
 151     //reset values for all options those are full.
 152     if (!empty($unsetSubmittedOptions) && empty($_POST)) {
 153       $this->resetElementValue($unsetSubmittedOptions);
 154     }
 155
 156     //load default campaign from page.
 157     if (array_key_exists('participant_campaign_id', $this->_fields)) {
 158       $defaults['participant_campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 159     }
 160
 161     return $defaults;
 162   }
 163
 164   /**
 165    * Build the form object
 166    *
 167    * @return void
 168    */
 169   public function buildQuickForm() {
 170     $config = CRM_Core_Config::singleton();
 171     $button = substr($this->controller->getButtonName(), -4);
 172
 173     $this->add('hidden', 'scriptFee', NULL);
 174     $this->add('hidden', 'scriptArray', NULL);
 175
 176     if ($this->_values['event']['is_monetary']) {
 177       CRM_Event_Form_Registration_Register::buildAmount($this);
 178     }
 179     $first_name = $last_name = NULL;
 180     $pre = $post = array();
 181     foreach (array(
 182       'pre', 'post') as $keys) {
 183       if (isset($this->_values['additional_custom_' . $keys . '_id'])) {
 184         $this->buildCustom($this->_values['additional_custom_' . $keys . '_id'], 'additionalCustom' . ucfirst($keys), TRUE);
 185         $$keys = CRM_Core_BAO_UFGroup::getFields($this->_values['additional_custom_' . $keys . '_id']);
 186       }
 187       foreach (array(
 188         'first_name', 'last_name') as $name) {
 189         if (array_key_exists($name, $$keys) &&
 190           CRM_Utils_Array::value('is_required', CRM_Utils_Array::value($name, $$keys))
 191         ) {
 192           $$name = 1;
 193         }
 194       }
 195     }
 196
 197     $required = ($button == 'skip' ||
 198       $this->_values['event']['allow_same_participant_emails'] == 1 &&
 199       ($first_name && $last_name)
 200     ) ? FALSE : TRUE;
 201
 202     //add buttons
 203     $js = NULL;
 204     if ($this->isLastParticipant(TRUE) && empty($this->_values['event']['is_monetary'])) {
 205       $js = array('onclick' => "return submitOnce(this,'" . $this->_name . "','" . ts('Processing') . "');");
 206     }
 207
 208     //handle case where user might sart with waiting by group
 209     //registration and skip some people and now group fit to
 210     //become registered so need to take payment from user.
 211     //this case only occurs at dynamic waiting status, CRM-4320
 212     $statusMessage = NULL;
 213     $allowToProceed = TRUE;
 214     $includeSkipButton = TRUE;
 215     $this->_resetAllowWaitlist = FALSE;
 216
 217     $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($this->_priceSetId);
 218
 219     if ($this->_lastParticipant || $pricesetFieldsCount) {
 220       //get the participant total.
 221       $processedCnt = self::getParticipantCount($this, $this->_params, TRUE);
 222     }
 223
 224     if (!$this->_allowConfirmation && !empty($this->_params[0]['bypass_payment']) &&
 225       $this->_lastParticipant
 226     ) {
 227
 228       //get the event spaces.
 229       $spaces = $this->_availableRegistrations;
 230
 231       $currentPageMaxCount = 1;
 232       if ($pricesetFieldsCount) {
 233         $currentPageMaxCount = $pricesetFieldsCount;
 234       }
 235
 236       //we might did reset allow waiting in case of dynamic calculation
 237       if (!empty($this->_params[0]['bypass_payment']) &&
 238         is_numeric($spaces) &&
 239         $processedCnt > $spaces
 240       ) {
 241         $this->_allowWaitlist = TRUE;
 242         $this->set('allowWaitlist', TRUE);
 243       }
 244
 245       //lets allow to become a part of runtime waiting list, if primary selected pay later.
 246       $realPayLater = FALSE;
 247       if (!empty($this->_values['event']['is_monetary']) && !empty($this->_values['event']['is_pay_later'])) {
 248         $realPayLater = CRM_Utils_Array::value('is_pay_later', $this->_params[0]);
 249       }
 250
 251       //truly spaces are greater than required.
 252       if (is_numeric($spaces) && $spaces >= ($processedCnt + $currentPageMaxCount)) {
 253         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0 || $this->_requireApproval) {
 254           $this->_allowWaitlist = FALSE;
 255           $this->set('allowWaitlist', $this->_allowWaitlist);
 256           if ($this->_requireApproval) {
 257             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.", array(1 => ++$processedCnt, 2 => $spaces));
 258           }
 259           else {
 260             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed).", array(1 => ++$processedCnt, 2 => $spaces));
 261           }
 262         }
 263         else {
 264           $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Please go back to the main registration page and reduce the number of additional people. You will also need to complete payment information.", array(1 => ++$processedCnt, 2 => $spaces));
 265           $allowToProceed = FALSE;
 266         }
 267         CRM_Core_Session::setStatus($statusMessage, ts('Registration Error'), 'error');
 268       }
 269       elseif ($processedCnt == $spaces) {
 270         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0
 271           || $realPayLater || $this->_requireApproval
 272         ) {
 273           $this->_resetAllowWaitlist = TRUE;
 274           if ($this->_requireApproval) {
 275             $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.");
 276           }
 277           else {
 278             $statusMessage = ts("If you skip this participant there will be enough spaces in the event for your group (you will not be wait listed).");
 279           }
 280         }
 281         else {
 282           //hey there is enough space and we require payment.
 283           $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.");
 284           $includeSkipButton = FALSE;
 285         }
 286       }
 287     }
 288
 289     // for priceset with count
 290     if ($pricesetFieldsCount && !empty($this->_values['event']['has_waitlist']) &&
 291       !$this->_allowConfirmation
 292     ) {
 293
 294       if ($this->_isEventFull) {
 295         $statusMessage = ts('This event is currently full. You are registering for the waiting list. You will be notified if spaces become available.');
 296       }
 297       elseif ($this->_allowWaitlist ||
 298         (!$this->_allowWaitlist && ($processedCnt + $pricesetFieldsCount) > $this->_availableRegistrations)
 299       ) {
 300
 301         $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.');
 302         $confirmedMsg = ts('It looks like there are enough spaces in this event for your group (you will not be wait listed).');
 303         if ($this->_requireApproval) {
 304           $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.');
 305           $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.');
 306         }
 307
 308         $this->assign('waitingMsg', $waitingMsg);
 309         $this->assign('confirmedMsg', $confirmedMsg);
 310
 311         $this->assign('availableRegistrations', $this->_availableRegistrations);
 312         $this->assign('currentParticipantCount', $processedCnt);
 313         $this->assign('allowGroupOnWaitlist', TRUE);
 314
 315         $paymentBypassed = NULL;
 316         if (!empty($this->_params[0]['bypass_payment']) &&
 317           !$this->_allowWaitlist &&
 318           !$realPayLater &&
 319           !$this->_requireApproval &&
 320           !(CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0)
 321         ) {
 322           $paymentBypassed = ts('Please go back to the main registration page, to complete payment information.');
 323         }
 324         $this->assign('paymentBypassed', $paymentBypassed);
 325       }
 326     }
 327
 328     $this->assign('statusMessage', $statusMessage);
 329
 330     $buttons = array(
 331       array(
 332         'type' => 'back',
 333         'name' => ts('Go Back'),
 334         'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp',
 335       ),
 336     );
 337
 338     //CRM-4320
 339     if ($allowToProceed) {
 340       $buttons = array_merge($buttons, array(
 341         array(
 342             'type' => 'next',
 343             'name' => ts('Continue'),
 344             'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 345             'isDefault' => TRUE,
 346             'js' => $js,
 347           ),
 348         )
 349       );
 350       if ($includeSkipButton) {
 351         $buttons = array_merge($buttons, array(
 352           array(
 353             'type' => 'next',
 354             'name' => ts('Skip Participant'),
 355             'subName' => 'skip',
 356             'icon' => 'seek-next',
 357           ))
 358         );
 359       }
 360     }
 361     $this->addButtons($buttons);
 362     $this->addFormRule(array('CRM_Event_Form_Registration_AdditionalParticipant', 'formRule'), $this);
 363   }
 364
 365   /**
 366    * Global form rule
 367    *
 368    * @param array $fields
 369    *   The input form values.
 370    * @param array $files
 371    *   The uploaded files if any.
 372    * @param $self
 373    *
 374    *
 375    * @return true if no errors, else array of errors
 376    * @static
 377    */
 378   public static function formRule($fields, $files, $self) {
 379     $errors = array();
 380     //get the button name.
 381     $button = substr($self->controller->getButtonName(), -4);
 382
 383     $realPayLater = FALSE;
 384     if (!empty($self->_values['event']['is_monetary']) && !empty($self->_values['event']['is_pay_later'])) {
 385       $realPayLater = CRM_Utils_Array::value('is_pay_later', $self->_params[0]);
 386     }
 387
 388     if ($button != 'skip') {
 389       //Check that either an email or firstname+lastname is included in the form(CRM-9587)
 390       CRM_Event_Form_Registration_Register::checkProfileComplete($fields, $errors, $self->_eventId);
 391
 392       //Additional Participant can also register for an event only once
 393       $isRegistered = CRM_Event_Form_Registration_Register::checkRegistration($fields, $self, TRUE);
 394       if ($isRegistered) {
 395         if ($self->_values['event']['allow_same_participant_emails']) {
 396           $errors['_qf_default'] = ts('A person is already registered for this event.');
 397         }
 398         else {
 399           $errors["email-{$self->_bltID}"] = ts('A person with this email address is already registered for this event.');
 400         }
 401       }
 402
 403       //get the complete params.
 404       $params = $self->get('params');
 405
 406       //take the participant instance.
 407       $addParticipantNum = substr($self->_name, 12);
 408
 409       if (is_array($params)) {
 410         foreach ($params as $key => $value) {
 411           if ($key != $addParticipantNum) {
 412             if (!$self->_values['event']['allow_same_participant_emails']) {
 413               //collect all email fields
 414               $existingEmails = array();
 415               $additionalParticipantEmails = array();
 416               if (is_array($value)) {
 417                 foreach ($value as $key => $val) {
 418                   if (substr($key, 0, 6) == 'email-' && $val) {
 419                     $existingEmails[] = $val;
 420                   }
 421                 }
 422               }
 423               foreach ($fields as $key => $val) {
 424                 if (substr($key, 0, 6) == 'email-' && $val) {
 425                   $additionalParticipantEmails[] = $val;
 426                   $mailKey = $key;
 427                 }
 428               }
 429               //check if any emails are common to both arrays
 430               if (count(array_intersect($existingEmails, $additionalParticipantEmails))) {
 431                 $errors[$mailKey] = ts('The email address must be unique for each participant.');
 432                 break;
 433               }
 434             }
 435             else {
 436               // check with first_name and last_name for additional participants
 437               if (!empty($value['first_name']) && ($value['first_name'] == CRM_Utils_Array::value('first_name', $fields)) &&
 438                 (CRM_Utils_Array::value('last_name', $value) == CRM_Utils_Array::value('last_name', $fields))
 439               ) {
 440                 $errors['first_name'] = ts('The first name and last name must be unique for each participant.');
 441                 break;
 442               }
 443             }
 444           }
 445         }
 446       }
 447
 448       //check for atleast one pricefields should be selected
 449       if (!empty($fields['priceSetId'])) {
 450         $allParticipantParams = $params;
 451
 452         //format current participant params.
 453         $allParticipantParams[$addParticipantNum] = self::formatPriceSetParams($self, $fields);
 454         $totalParticipants = self::getParticipantCount($self, $allParticipantParams);
 455
 456         //validate price field params.
 457         $priceSetErrors = self::validatePriceSet($self, $allParticipantParams);
 458         $errors = array_merge($errors, CRM_Utils_Array::value($addParticipantNum, $priceSetErrors, array()));
 459
 460         if (!$self->_allowConfirmation &&
 461           is_numeric($self->_availableRegistrations)
 462         ) {
 463           if (!empty($self->_params[0]['bypass_payment']) &&
 464             !$self->_allowWaitlist &&
 465             !$realPayLater &&
 466             !$self->_requireApproval &&
 467             !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0) &&
 468             $totalParticipants < $self->_availableRegistrations
 469           ) {
 470             $errors['_qf_default'] = ts("Your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 471           }
 472           //check for availability of registrations.
 473           if (!$self->_allowConfirmation && empty($self->_values['event']['has_waitlist']) &&
 474             $totalParticipants > $self->_availableRegistrations
 475           ) {
 476             $errors['_qf_default'] = ts('It looks like event has only %2 seats available and you are trying to register %1 participants, so could you please select price options accordingly.', array(1 => $totalParticipants, 2 => $self->_availableRegistrations));
 477           }
 478         }
 479       }
 480     }
 481
 482     if ($button == 'skip' && $self->_lastParticipant && !empty($fields['priceSetId'])) {
 483       $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($fields['priceSetId']);
 484       if (($pricesetFieldsCount < 1) || $self->_allowConfirmation) {
 485         return $errors;
 486       }
 487
 488       if (!empty($self->_values['event']['has_waitlist']) && !empty($self->_params[0]['bypass_payment']) &&
 489         !$self->_allowWaitlist &&
 490         !$realPayLater &&
 491         !$self->_requireApproval &&
 492         !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0)
 493       ) {
 494         $errors['_qf_default'] = ts("You are going to skip the last participant, your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 495       }
 496     }
 497
 498     if ($button != 'skip' &&
 499       $self->_values['event']['is_monetary'] &&
 500       !isset($errors['_qf_default']) &&
 501       !$self->validatePaymentValues($self, $fields)
 502     ) {
 503       $errors['_qf_default'] = ts("Your payment information looks incomplete. Please go back to the main registration page, to complete payment information.");
 504       $self->set('forcePayement', TRUE);
 505     }
 506     elseif ($button == 'skip') {
 507       $self->set('forcePayement', TRUE);
 508     }
 509
 510     return $errors;
 511   }
 512
 513   /**
 514    * @param $self
 515    * @param $fields
 516    *
 517    * @return bool
 518    */
 519   public function validatePaymentValues($self, $fields) {
 520
 521     if (!empty($self->_params[0]['bypass_payment']) ||
 522       $self->_allowWaitlist ||
 523       empty($self->_fields) ||
 524       CRM_Utils_Array::value('amount', $self->_params[0]) > 0
 525     ) {
 526       return TRUE;
 527     }
 528
 529     $validatePayement = FALSE;
 530     if (!empty($fields['priceSetId'])) {
 531       $lineItem = array();
 532       CRM_Price_BAO_PriceSet::processAmount($self->_values['fee'], $fields, $lineItem);
 533       if ($fields['amount'] > 0) {
 534         $validatePayement = TRUE;
 535         // $self->_forcePayement = true;
 536         // return false;
 537       }
 538     }
 539     elseif (!empty($fields['amount']) &&
 540       (CRM_Utils_Array::value('value', $self->_values['fee'][$fields['amount']]) > 0)
 541     ) {
 542       $validatePayement = TRUE;
 543     }
 544
 545     if (!$validatePayement) {
 546       return TRUE;
 547     }
 548
 549     $errors = array();
 550
 551     CRM_Core_Form::validateMandatoryFields($self->_fields, $fields, $errors);
 552
 553     // make sure that credit card number and cvv are valid
 554     CRM_Core_Payment_Form::validateCreditCard($self->_params[0], $errors);
 555
 556     if ($errors) {
 557       return FALSE;
 558     }
 559
 560     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 561       if ($greetingType = CRM_Utils_Array::value($greeting, $self->_params[0])) {
 562         $customizedValue = CRM_Core_OptionGroup::getValue($greeting, 'Customized', 'name');
 563         if ($customizedValue == $greetingType && empty($self->_params[0][$greeting . '_custom'])) {
 564           return FALSE;
 565         }
 566       }
 567     }
 568   }
 569
 570   /**
 571    * Process the form submission
 572    *
 573    *
 574    * @return void
 575    */
 576   public function postProcess() {
 577     //get the button name.
 578     $button = substr($this->controller->getButtonName(), -4);
 579
 580     //take the participant instance.
 581     $addParticipantNum = substr($this->_name, 12);
 582
 583     //user submitted params.
 584     $params = $this->controller->exportValues($this->_name);
 585
 586     if (!$this->_allowConfirmation) {
 587       // check if the participant is already registered
 588       $params['contact_id'] = CRM_Event_Form_Registration_Register::checkRegistration($params, $this, TRUE, TRUE);
 589     }
 590
 591     //carry campaign to partcipants.
 592     if (array_key_exists('participant_campaign_id', $params)) {
 593       $params['campaign_id'] = $params['participant_campaign_id'];
 594     }
 595     else {
 596       $params['campaign_id'] = CRM_Utils_Array::value('campaign_id', $this->_values['event']);
 597     }
 598
 599     // if waiting is enabled
 600     if (!$this->_allowConfirmation &&
 601       is_numeric($this->_availableRegistrations)
 602     ) {
 603       $this->_allowWaitlist = FALSE;
 604       //get the current page count.
 605       $currentCount = self::getParticipantCount($this, $params);
 606       if ($button == 'skip') {
 607         $currentCount = 'skip';
 608       }
 609
 610       //get the total count.
 611       $previousCount = self::getParticipantCount($this, $this->_params, TRUE);
 612       $totalParticipants = $previousCount;
 613       if (is_numeric($currentCount)) {
 614         $totalParticipants += $currentCount;
 615       }
 616       if (!empty($this->_values['event']['has_waitlist']) &&
 617         $totalParticipants > $this->_availableRegistrations
 618       ) {
 619         $this->_allowWaitlist = TRUE;
 620       }
 621       $this->set('allowWaitlist', $this->_allowWaitlist);
 622       $this->_lineItemParticipantsCount[$addParticipantNum] = $currentCount;
 623     }
 624
 625     if ($button == 'skip') {
 626       //hack for free/zero amount event.
 627       if ($this->_resetAllowWaitlist) {
 628         $this->_allowWaitlist = FALSE;
 629         $this->set('allowWaitlist', FALSE);
 630         if ($this->_requireApproval) {
 631           $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.");
 632         }
 633         else {
 634           $status = ts("You have skipped last participant and which result into event having enough spaces, hence your group become as register participants though you selected on wait list.");
 635         }
 636         CRM_Core_Session::setStatus($status);
 637       }
 638
 639       $this->_params[$addParticipantNum] = 'skip';
 640       if (isset($this->_lineItem)) {
 641         $this->_lineItem[$addParticipantNum] = 'skip';
 642         $this->_lineItemParticipantsCount[$addParticipantNum] = 'skip';
 643       }
 644     }
 645     else {
 646
 647       $config = CRM_Core_Config::singleton();
 648       $params['currencyID'] = $config->defaultCurrency;
 649
 650       if ($this->_values['event']['is_monetary']) {
 651
 652         //added for discount
 653         $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 654
 655         if (!empty($this->_values['discount'][$discountId])) {
 656           $params['discount_id'] = $discountId;
 657           $params['amount_level'] = $this->_values['discount'][$discountId][$params['amount']]['label'];
 658           $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
 659         }
 660         elseif (empty($params['priceSetId'])) {
 661           $params['amount_level'] = $this->_values['fee'][$params['amount']]['label'];
 662           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
 663         }
 664         else {
 665           $lineItem = array();
 666           CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
 667
 668           //build the line item..
 669           if (array_key_exists($addParticipantNum, $this->_lineItem)) {
 670             $this->_lineItem[$addParticipantNum] = $lineItem;
 671           }
 672           else {
 673             $this->_lineItem[] = $lineItem;
 674           }
 675         }
 676       }
 677
 678       if (array_key_exists('participant_role', $params)) {
 679         $params['participant_role_id'] = $params['participant_role'];
 680       }
 681
 682       if (empty($params['participant_role_id']) && $this->_values['event']['default_role_id']) {
 683         $params['participant_role_id'] = $this->_values['event']['default_role_id'];
 684       }
 685
 686       if (!empty($this->_params[0]['is_pay_later'])) {
 687         $params['is_pay_later'] = 1;
 688       }
 689
 690       //carry additional participant id, contact id if pre-registered.
 691       if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 692         $params['contact_id'] = $this->_contactId;
 693         $params['participant_id'] = $this->_additionalParticipantId;
 694       }
 695
 696       //build the params array.
 697       if (array_key_exists($addParticipantNum, $this->_params)) {
 698         $this->_params[$addParticipantNum] = $params;
 699       }
 700       else {
 701         $this->_params[] = $params;
 702       }
 703     }
 704
 705     //finally set the params.
 706     $this->set('params', $this->_params);
 707     //set the line item.
 708     if ($this->_lineItem) {
 709       $this->set('lineItem', $this->_lineItem);
 710       $this->set('lineItemParticipantsCount', $this->_lineItemParticipantsCount);
 711     }
 712
 713     $participantNo = count($this->_params);
 714     if ($button != 'skip') {
 715       $statusMsg = ts('Registration information for participant %1 has been saved.', array(1 => $participantNo));
 716       CRM_Core_Session::setStatus($statusMsg, ts('Registration Saved'), 'success');
 717     }
 718
 719     // Check whether to process the registration now, calling processRegistration()
 720     if (
 721       !$this->_values['event']['is_confirm_enabled'] // CRM-11182 - Optional confirmation screen
 722       && !$this->_values['event']['is_monetary']
 723       && CRM_Utils_Array::value('additional_participants', $this->_params[0])
 724       && $this->isLastParticipant()
 725     ) {
 726       CRM_Event_Form_Registration_Register::processRegistration($this->_params, NULL);
 727     }
 728   }
 729
 730   /**
 731    * @param $additionalParticipant
 732    *
 733    * @return array
 734    */
 735   public static function &getPages($additionalParticipant) {
 736     $details = array();
 737     for ($i = 1; $i <= $additionalParticipant; $i++) {
 738       $details["Participant_{$i}"] = array(
 739         'className' => 'CRM_Event_Form_Registration_AdditionalParticipant',
 740         'title' => "Register Additional Participant {$i}",
 741       );
 742     }
 743     return $details;
 744   }
 745
 746   /**
 747    * Check whether call current participant is last one
 748    *
 749    * @param bool $isButtonJs
 750    *
 751    * @return boolean ture on success.
 752    */
 753   public function isLastParticipant($isButtonJs = FALSE) {
 754     $participant = $isButtonJs ? $this->_params[0]['additional_participants'] : $this->_params[0]['additional_participants'] + 1;
 755     if (count($this->_params) == $participant) {
 756       return TRUE;
 757     }
 758     return FALSE;
 759   }
 760
 761   /**
 762    * Reset values for all options those are full.
 763    *
 764    **/
 765   public function resetElementValue($optionFullIds = array()) {
 766     if (!is_array($optionFullIds) ||
 767       empty($optionFullIds) ||
 768       !$this->isSubmitted()
 769     ) {
 770       return;
 771     }
 772
 773     foreach ($optionFullIds as $fldId => $optIds) {
 774       $name = "price_$fldId";
 775       if (!$this->elementExists($name)) {
 776         continue;
 777       }
 778
 779       $element = $this->getElement($name);
 780       $eleType = $element->getType();
 781
 782       $resetSubmitted = FALSE;
 783       switch ($eleType) {
 784         case 'text':
 785           if ($element->isFrozen()) {
 786             $element->setValue('');
 787             $resetSubmitted = TRUE;
 788           }
 789           break;
 790
 791         case 'group':
 792           if (is_array($element->_elements)) {
 793             foreach ($element->_elements as $child) {
 794               $childType = $child->getType();
 795               $methodName = 'getName';
 796               if ($childType) {
 797                 $methodName = 'getValue';
 798               }
 799               if (in_array($child->{$methodName}(), $optIds) && $child->isFrozen()) {
 800                 $resetSubmitted = TRUE;
 801                 $child->updateAttributes(array('checked' => NULL));
 802               }
 803             }
 804           }
 805           break;
 806
 807         case 'select':
 808           $resetSubmitted = TRUE;
 809           $element->_values = array();
 810           break;
 811       }
 812
 813       //finally unset values from submitted.
 814       if ($resetSubmitted) {
 815         $this->resetSubmittedValue($name, $optIds);
 816       }
 817     }
 818   }
 819
 820   /**
 821    * @param string $elementName
 822    * @param array $optionIds
 823    */
 824   public function resetSubmittedValue($elementName, $optionIds = array()) {
 825     if (empty($elementName) ||
 826       !$this->elementExists($elementName) ||
 827       !$this->getSubmitValue($elementName)
 828     ) {
 829       return;
 830     }
 831     foreach (array(
 832       'constantValues', 'submitValues', 'defaultValues') as $val) {
 833       $values = &$this->{"_$val"};
 834       if (!is_array($values) || empty($values)) {
 835         continue;
 836       }
 837       $eleVal = CRM_Utils_Array::value($elementName, $values);
 838       if (empty($eleVal)) {
 839         continue;
 840       }
 841       if (is_array($eleVal)) {
 842         $found = FALSE;
 843         foreach ($eleVal as $keyId => $ignore) {
 844           if (in_array($keyId, $optionIds)) {
 845             $found = TRUE;
 846             unset($values[$elementName][$keyId]);
 847           }
 848         }
 849         if ($found && empty($values[$elementName][$keyId])) {
 850           $values[$elementName][$keyId] = NULL;
 851         }
 852       }
 853       else {
 854         $values[$elementName][$keyId] = NULL;
 855       }
 856     }
 857   }
 858 }