CRM/Event/Form/Registration/AdditionalParticipant.php

   1 <?php
   2 /*
   3  +--------------------------------------------------------------------+
   4  | Copyright CiviCRM LLC. All rights reserved.                        |
   5  |                                                                    |
   6  | This work is published under the GNU AGPLv3 license with some      |
   7  | permitted exceptions and without any warranty. For full license    |
   8  | and copyright information, see https://civicrm.org/licensing       |
   9  +--------------------------------------------------------------------+
  10  */
  11
  12 /**
  13  *
  14  *
  15  * @package CRM
  16  * @copyright CiviCRM LLC https://civicrm.org/licensing
  17  */
  18
  19 /**
  20  * This class generates form components for processing Event.
  21  */
  22 class CRM_Event_Form_Registration_AdditionalParticipant extends CRM_Event_Form_Registration {
  23
  24   /**
  25    * Pre-registered additional participant id.
  26    * @var int
  27    */
  28   public $additionalParticipantId = NULL;
  29
  30   /**
  31    * Get the active UFGroups (profiles) on this form
  32    * Many forms load one or more UFGroups (profiles).
  33    * This provides a standard function to retrieve the IDs of those profiles from the form
  34    * so that you can implement things such as "is is_captcha field set on any of the active profiles on this form?"
  35    *
  36    * NOT SUPPORTED FOR USE OUTSIDE CORE EXTENSIONS - Added for reCAPTCHA core extension.
  37    *
  38    * @return array
  39    */
  40   public function getUFGroupIDs() {
  41     $ufGroupIDs = [];
  42     foreach (['pre', 'post'] as $keys) {
  43       if (isset($this->_values['additional_custom_' . $keys . '_id'])) {
  44         $ufGroupIDs[] = $this->_values['additional_custom_' . $keys . '_id'];
  45       }
  46     }
  47     return $ufGroupIDs;
  48   }
  49
  50   /**
  51    * Set variables up before form is built.
  52    *
  53    * @return void
  54    */
  55   public function preProcess() {
  56     parent::preProcess();
  57
  58     $participantNo = substr($this->_name, 12);
  59
  60     //lets process in-queue participants.
  61     if ($this->_participantId && $this->_additionalParticipantIds) {
  62       $this->_additionalParticipantId = $this->_additionalParticipantIds[$participantNo] ?? NULL;
  63     }
  64
  65     $participantCnt = $participantNo + 1;
  66     $this->assign('formId', $participantNo);
  67     $this->_params = [];
  68     $this->_params = $this->get('params');
  69
  70     $participantTot = $this->_params[0]['additional_participants'] + 1;
  71     $skipCount = count(array_keys($this->_params, "skip"));
  72     if ($skipCount) {
  73       $this->assign('skipCount', $skipCount);
  74     }
  75     $this->setTitle(ts('Register Participant %1 of %2', [1 => $participantCnt, 2 => $participantTot]));
  76
  77     //CRM-4320, hack to check last participant.
  78     $this->_lastParticipant = FALSE;
  79     if ($participantTot == $participantCnt) {
  80       $this->_lastParticipant = TRUE;
  81     }
  82     $this->assign('lastParticipant', $this->_lastParticipant);
  83   }
  84
  85   /**
  86    * Set default values for the form. For edit/view mode
  87    * the default values are retrieved from the database
  88    *
  89    *
  90    * @return void
  91    */
  92   public function setDefaultValues() {
  93     $defaults = $unsetSubmittedOptions = [];
  94     $discountId = NULL;
  95     //fix for CRM-3088, default value for discount set.
  96     if (!empty($this->_values['discount'])) {
  97       $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
  98       if ($discountId && !empty($this->_values['event']['default_discount_fee_id'])) {
  99         $discountKey = CRM_Core_DAO::getFieldValue("CRM_Core_DAO_OptionValue", $this->_values['event']['default_discount_fee_id'], 'weight', 'id'
 100         );
 101         $defaults['amount'] = key(array_slice($this->_values['discount'][$discountId], $discountKey - 1, $discountKey, TRUE));
 102       }
 103     }
 104     if ($this->_priceSetId) {
 105       foreach ($this->_feeBlock as $key => $val) {
 106         if (empty($val['options'])) {
 107           continue;
 108         }
 109
 110         $optionsFull = CRM_Utils_Array::value('option_full_ids', $val, []);
 111         foreach ($val['options'] as $keys => $values) {
 112           if ($values['is_default'] && !in_array($keys, $optionsFull)) {
 113             if ($val['html_type'] == 'CheckBox') {
 114               $defaults["price_{$key}"][$keys] = 1;
 115             }
 116             else {
 117               $defaults["price_{$key}"] = $keys;
 118             }
 119           }
 120         }
 121         if (!empty($optionsFull)) {
 122           $unsetSubmittedOptions[$val['id']] = $optionsFull;
 123         }
 124       }
 125     }
 126
 127     //CRM-4320, setdefault additional participant values.
 128     if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 129       //hack to get set default from eventFees.php
 130       $this->_discountId = $discountId;
 131       $this->_pId = $this->_additionalParticipantId;
 132       $this->_contactId = CRM_Core_DAO::getFieldValue('CRM_Event_DAO_Participant', $this->_additionalParticipantId, 'contact_id');
 133
 134       CRM_Event_BAO_Participant::formatFieldsAndSetProfileDefaults($this->_contactId, $this);
 135       $participantDefaults = CRM_Event_Form_EventFees::setDefaultValues($this);
 136       $participantDefaults = array_merge($this->_defaults, $participantDefaults);
 137       // use primary email address if billing email address is empty
 138       if (empty($this->_defaults["email-{$this->_bltID}"]) &&
 139         !empty($this->_defaults["email-Primary"])
 140       ) {
 141         $participantDefaults["email-{$this->_bltID}"] = $this->_defaults["email-Primary"];
 142       }
 143       $defaults = array_merge($defaults, $participantDefaults);
 144     }
 145
 146     $defaults = array_merge($this->_defaults, $defaults);
 147
 148     //reset values for all options those are full.
 149     CRM_Event_Form_Registration::resetElementValue($unsetSubmittedOptions, $this);
 150
 151     //load default campaign from page.
 152     if (array_key_exists('participant_campaign_id', $this->_fields)) {
 153       $defaults['participant_campaign_id'] = $this->_values['event']['campaign_id'] ?? NULL;
 154     }
 155
 156     //CRM-17865 set custom field defaults
 157     if (!empty($this->_fields)) {
 158       foreach ($this->_fields as $name => $field) {
 159         if ($customFieldID = CRM_Core_BAO_CustomField::getKeyID($name)) {
 160           if (!isset($defaults[$name])) {
 161             CRM_Core_BAO_CustomField::setProfileDefaults($customFieldID, $name, $defaults,
 162               NULL, CRM_Profile_Form::MODE_REGISTER
 163             );
 164           }
 165         }
 166       }
 167     }
 168
 169     return $defaults;
 170   }
 171
 172   /**
 173    * Build the form object.
 174    *
 175    * @return void
 176    */
 177   public function buildQuickForm() {
 178
 179     $button = substr($this->controller->getButtonName(), -4);
 180
 181     if ($this->_values['event']['is_monetary']) {
 182       CRM_Event_Form_Registration_Register::buildAmount($this);
 183     }
 184
 185     //Add pre and post profiles on the form.
 186     foreach (['pre', 'post'] as $keys) {
 187       if (isset($this->_values['additional_custom_' . $keys . '_id'])) {
 188         $this->buildCustom($this->_values['additional_custom_' . $keys . '_id'], 'additionalCustom' . ucfirst($keys));
 189       }
 190     }
 191
 192     //add buttons
 193     if ($this->isLastParticipant(TRUE) && empty($this->_values['event']['is_monetary'])) {
 194       $this->submitOnce = TRUE;
 195     }
 196
 197     //handle case where user might sart with waiting by group
 198     //registration and skip some people and now group fit to
 199     //become registered so need to take payment from user.
 200     //this case only occurs at dynamic waiting status, CRM-4320
 201     $statusMessage = NULL;
 202     $allowToProceed = TRUE;
 203     $includeSkipButton = TRUE;
 204     $this->_resetAllowWaitlist = FALSE;
 205
 206     $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($this->_priceSetId);
 207
 208     if ($this->_lastParticipant || $pricesetFieldsCount) {
 209       //get the participant total.
 210       $processedCnt = self::getParticipantCount($this, $this->_params, TRUE);
 211     }
 212
 213     if (!$this->_allowConfirmation && !empty($this->_params[0]['bypass_payment']) &&
 214       $this->_lastParticipant
 215     ) {
 216
 217       //get the event spaces.
 218       $spaces = $this->_availableRegistrations;
 219
 220       $currentPageMaxCount = 1;
 221       if ($pricesetFieldsCount) {
 222         $currentPageMaxCount = $pricesetFieldsCount;
 223       }
 224
 225       //we might did reset allow waiting in case of dynamic calculation
 226       // @TODO - does this bypass_payment still exist?
 227       if (!empty($this->_params[0]['bypass_payment']) &&
 228         is_numeric($spaces) &&
 229         $processedCnt > $spaces
 230       ) {
 231         $this->_allowWaitlist = TRUE;
 232         $this->set('allowWaitlist', TRUE);
 233       }
 234
 235       //lets allow to become a part of runtime waiting list, if primary selected pay later.
 236       $realPayLater = FALSE;
 237       if (!empty($this->_values['event']['is_monetary']) && !empty($this->_values['event']['is_pay_later'])) {
 238         $realPayLater = $this->_params[0]['is_pay_later'] ?? NULL;
 239       }
 240
 241       //truly spaces are greater than required.
 242       if (is_numeric($spaces) && $spaces >= ($processedCnt + $currentPageMaxCount)) {
 243         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0 || $this->_requireApproval) {
 244           $this->_allowWaitlist = FALSE;
 245           $this->set('allowWaitlist', $this->_allowWaitlist);
 246           if ($this->_requireApproval) {
 247             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Registration for this event requires approval. You will receive an email once your registration has been reviewed.", [
 248               1 => ++$processedCnt,
 249               2 => $spaces,
 250             ]);
 251           }
 252           else {
 253             $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed).", [
 254               1 => ++$processedCnt,
 255               2 => $spaces,
 256             ]);
 257           }
 258         }
 259         else {
 260           $statusMessage = ts("It looks like you are now registering a group of %1 participants. The event has %2 available spaces (you will not be wait listed). Please go back to the main registration page and reduce the number of additional people. You will also need to complete payment information.", [
 261             1 => ++$processedCnt,
 262             2 => $spaces,
 263           ]);
 264           $allowToProceed = FALSE;
 265         }
 266         CRM_Core_Session::setStatus($statusMessage, ts('Registration Error'), 'error');
 267       }
 268       elseif ($processedCnt == $spaces) {
 269         if (CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0
 270           || $realPayLater || $this->_requireApproval
 271         ) {
 272           $this->_resetAllowWaitlist = TRUE;
 273           if ($this->_requireApproval) {
 274             $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.");
 275           }
 276           else {
 277             $statusMessage = ts("If you skip this participant there will be enough spaces in the event for your group (you will not be wait listed).");
 278           }
 279         }
 280         else {
 281           //hey there is enough space and we require payment.
 282           $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.");
 283           $includeSkipButton = FALSE;
 284         }
 285       }
 286     }
 287
 288     // for priceset with count
 289     if ($pricesetFieldsCount && !empty($this->_values['event']['has_waitlist']) &&
 290       !$this->_allowConfirmation
 291     ) {
 292
 293       if ($this->_isEventFull) {
 294         $statusMessage = ts('This event is currently full. You are registering for the waiting list. You will be notified if spaces become available.');
 295       }
 296       elseif ($this->_allowWaitlist ||
 297         (!$this->_allowWaitlist && ($processedCnt + $pricesetFieldsCount) > $this->_availableRegistrations)
 298       ) {
 299
 300         $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.');
 301         $confirmedMsg = ts('It looks like there are enough spaces in this event for your group (you will not be wait listed).');
 302         if ($this->_requireApproval) {
 303           $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.');
 304           $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.');
 305         }
 306
 307         $this->assign('waitingMsg', $waitingMsg);
 308         $this->assign('confirmedMsg', $confirmedMsg);
 309
 310         $this->assign('availableRegistrations', $this->_availableRegistrations);
 311         $this->assign('currentParticipantCount', $processedCnt);
 312         $this->assign('allowGroupOnWaitlist', TRUE);
 313
 314         $paymentBypassed = NULL;
 315         if (!empty($this->_params[0]['bypass_payment']) &&
 316           !$this->_allowWaitlist &&
 317           !$realPayLater &&
 318           !$this->_requireApproval &&
 319           !(CRM_Utils_Array::value('amount', $this->_params[0], 0) == 0)
 320         ) {
 321           $paymentBypassed = ts('Please go back to the main registration page, to complete payment information.');
 322         }
 323         $this->assign('paymentBypassed', $paymentBypassed);
 324       }
 325     }
 326
 327     $this->assign('statusMessage', $statusMessage);
 328
 329     $buttons = [
 330       [
 331         'type' => 'back',
 332         'name' => ts('Go Back'),
 333         'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp',
 334       ],
 335     ];
 336
 337     //CRM-4320
 338     if ($allowToProceed) {
 339       $buttons = array_merge($buttons, [
 340         [
 341           'type' => 'upload',
 342           'name' => ts('Continue'),
 343           'spacing' => '&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;',
 344           'isDefault' => TRUE,
 345         ],
 346       ]);
 347       if ($includeSkipButton) {
 348         $buttons = array_merge($buttons, [
 349           [
 350             'type' => 'next',
 351             'name' => ts('Skip Participant'),
 352             'subName' => 'skip',
 353             'icon' => 'fa-fast-forward',
 354           ],
 355         ]);
 356       }
 357     }
 358     $this->addButtons($buttons);
 359     $this->addFormRule(['CRM_Event_Form_Registration_AdditionalParticipant', 'formRule'], $this);
 360     $this->unsavedChangesWarn = TRUE;
 361   }
 362
 363   /**
 364    * Global form rule.
 365    *
 366    * @param array $fields
 367    *   The input form values.
 368    * @param array $files
 369    *   The uploaded files if any.
 370    * @param self $self
 371    *
 372    *
 373    * @return bool|array
 374    *   true if no errors, else array of errors
 375    */
 376   public static function formRule($fields, $files, $self) {
 377     $errors = [];
 378     //get the button name.
 379     $button = substr($self->controller->getButtonName(), -4);
 380
 381     $realPayLater = FALSE;
 382     if (!empty($self->_values['event']['is_monetary']) && !empty($self->_values['event']['is_pay_later'])) {
 383       $realPayLater = $self->_params[0]['is_pay_later'] ?? NULL;
 384     }
 385
 386     if ($button != 'skip') {
 387       //Check that either an email or firstname+lastname is included in the form(CRM-9587)
 388       CRM_Event_Form_Registration_Register::checkProfileComplete($fields, $errors, $self->_eventId);
 389
 390       //Additional Participant can also register for an event only once
 391       $isRegistered = CRM_Event_Form_Registration_Register::checkRegistration($fields, $self, TRUE);
 392       if ($isRegistered) {
 393         if ($self->_values['event']['allow_same_participant_emails']) {
 394           $errors['_qf_default'] = ts('A person is already registered for this event.');
 395         }
 396         else {
 397           $errors["email-{$self->_bltID}"] = ts('A person with this email address is already registered for this event.');
 398         }
 399       }
 400
 401       //get the complete params.
 402       $params = $self->get('params');
 403
 404       //take the participant instance.
 405       $addParticipantNum = substr($self->_name, 12);
 406
 407       if (is_array($params)) {
 408         foreach ($params as $key => $value) {
 409           if ($key != $addParticipantNum) {
 410             if (!$self->_values['event']['allow_same_participant_emails']) {
 411               //collect all email fields
 412               $existingEmails = [];
 413               $additionalParticipantEmails = [];
 414               if (is_array($value)) {
 415                 foreach ($value as $key => $val) {
 416                   if (substr($key, 0, 6) == 'email-' && $val) {
 417                     $existingEmails[] = $val;
 418                   }
 419                 }
 420               }
 421               foreach ($fields as $key => $val) {
 422                 if (substr($key, 0, 6) == 'email-' && $val) {
 423                   $additionalParticipantEmails[] = $val;
 424                   $mailKey = $key;
 425                 }
 426               }
 427               //check if any emails are common to both arrays
 428               if (count(array_intersect($existingEmails, $additionalParticipantEmails))) {
 429                 $errors[$mailKey] = ts('The email address must be unique for each participant.');
 430                 break;
 431               }
 432             }
 433             else {
 434               // check with first_name and last_name for additional participants
 435               if (!empty($value['first_name']) && ($value['first_name'] == CRM_Utils_Array::value('first_name', $fields)) &&
 436                 (CRM_Utils_Array::value('last_name', $value) == CRM_Utils_Array::value('last_name', $fields))
 437               ) {
 438                 $errors['first_name'] = ts('The first name and last name must be unique for each participant.');
 439                 break;
 440               }
 441             }
 442           }
 443         }
 444       }
 445
 446       //check for atleast one pricefields should be selected
 447       if (!empty($fields['priceSetId'])) {
 448         $allParticipantParams = $params;
 449
 450         //format current participant params.
 451         $allParticipantParams[$addParticipantNum] = self::formatPriceSetParams($self, $fields);
 452         $totalParticipants = self::getParticipantCount($self, $allParticipantParams);
 453
 454         //validate price field params.
 455         $priceSetErrors = self::validatePriceSet($self, $allParticipantParams);
 456         $errors = array_merge($errors, CRM_Utils_Array::value($addParticipantNum, $priceSetErrors, []));
 457
 458         if (!$self->_allowConfirmation &&
 459           is_numeric($self->_availableRegistrations)
 460         ) {
 461           if (!empty($self->_params[0]['bypass_payment']) &&
 462             !$self->_allowWaitlist &&
 463             !$realPayLater &&
 464             !$self->_requireApproval &&
 465             !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0) &&
 466             $totalParticipants < $self->_availableRegistrations
 467           ) {
 468             $errors['_qf_default'] = ts("Your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 469           }
 470           //check for availability of registrations.
 471           if (!$self->_allowConfirmation && empty($self->_values['event']['has_waitlist']) &&
 472             $totalParticipants > $self->_availableRegistrations
 473           ) {
 474             $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.', [
 475               1 => $totalParticipants,
 476               2 => $self->_availableRegistrations,
 477             ]);
 478           }
 479         }
 480       }
 481     }
 482
 483     if ($button == 'skip' && $self->_lastParticipant && !empty($fields['priceSetId'])) {
 484       $pricesetFieldsCount = CRM_Price_BAO_PriceSet::getPricesetCount($fields['priceSetId']);
 485       if (($pricesetFieldsCount < 1) || $self->_allowConfirmation) {
 486         return $errors;
 487       }
 488
 489       if (!empty($self->_values['event']['has_waitlist']) && !empty($self->_params[0]['bypass_payment']) &&
 490         !$self->_allowWaitlist &&
 491         !$realPayLater &&
 492         !$self->_requireApproval &&
 493         !(CRM_Utils_Array::value('amount', $self->_params[0], 0) == 0)
 494       ) {
 495         $errors['_qf_default'] = ts("You are going to skip the last participant, your event registration will be confirmed. Please go back to the main registration page, to complete payment information.");
 496       }
 497     }
 498
 499     if ($button != 'skip' &&
 500       $self->_values['event']['is_monetary'] &&
 501       !isset($errors['_qf_default']) &&
 502       !$self->validatePaymentValues($self, $fields)
 503     ) {
 504       $errors['_qf_default'] = ts("Your payment information looks incomplete. Please go back to the main registration page, to complete payment information.");
 505       $self->set('forcePayement', TRUE);
 506     }
 507     elseif ($button == 'skip') {
 508       $self->set('forcePayement', TRUE);
 509     }
 510
 511     return $errors;
 512   }
 513
 514   /**
 515    * @param self $self
 516    * @param $fields
 517    *
 518    * @return bool
 519    */
 520   public function validatePaymentValues($self, $fields) {
 521
 522     if (!empty($self->_params[0]['bypass_payment']) ||
 523       $self->_allowWaitlist ||
 524       empty($self->_fields) ||
 525       CRM_Utils_Array::value('amount', $self->_params[0]) > 0
 526     ) {
 527       return TRUE;
 528     }
 529
 530     $validatePayement = FALSE;
 531     if (!empty($fields['priceSetId'])) {
 532       $lineItem = [];
 533       CRM_Price_BAO_PriceSet::processAmount($self->_values['fee'], $fields, $lineItem);
 534       if ($fields['amount'] > 0) {
 535         $validatePayement = TRUE;
 536         // return false;
 537       }
 538     }
 539     elseif (!empty($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     $errors = [];
 550
 551     CRM_Core_Form::validateMandatoryFields($self->_fields, $fields, $errors);
 552
 553     if (isset($self->_params[0]['payment_processor'])) {
 554       // validate supplied payment instrument values (e.g. credit card number and cvv)
 555       $payment_processor_id = $self->_params[0]['payment_processor'];
 556       CRM_Core_Payment_Form::validatePaymentInstrument($payment_processor_id, $self->_params[0], $errors, (!$self->_isBillingAddressRequiredForPayLater ? NULL : 'billing'));
 557     }
 558     if (!empty($errors)) {
 559       return FALSE;
 560     }
 561
 562     foreach (CRM_Contact_BAO_Contact::$_greetingTypes as $greeting) {
 563       if ($greetingType = CRM_Utils_Array::value($greeting, $self->_params[0])) {
 564         $customizedValue = CRM_Core_PseudoConstant::getKey('CRM_Contact_BAO_Contact', $greeting . '_id', 'Customized');
 565         if ($customizedValue == $greetingType && empty($self->_params[0][$greeting . '_custom'])) {
 566           return FALSE;
 567         }
 568       }
 569     }
 570     return TRUE;
 571   }
 572
 573   /**
 574    * Process the form submission.
 575    *
 576    *
 577    * @return void
 578    */
 579   public function postProcess() {
 580     //get the button name.
 581     $button = substr($this->controller->getButtonName(), -4);
 582
 583     //take the participant instance.
 584     $addParticipantNum = substr($this->_name, 12);
 585
 586     //user submitted params.
 587     $params = $this->controller->exportValues($this->_name);
 588
 589     if (!$this->_allowConfirmation) {
 590       // check if the participant is already registered
 591       $params['contact_id'] = CRM_Event_Form_Registration_Register::getRegistrationContactID($params, $this, TRUE);
 592     }
 593
 594     if (!empty($params['image_URL'])) {
 595       CRM_Contact_BAO_Contact::processImageParams($params);
 596     }
 597     //carry campaign to partcipants.
 598     if (array_key_exists('participant_campaign_id', $params)) {
 599       $params['campaign_id'] = $params['participant_campaign_id'];
 600     }
 601     else {
 602       $params['campaign_id'] = $this->_values['event']['campaign_id'] ?? NULL;
 603     }
 604
 605     // if waiting is enabled
 606     if (!$this->_allowConfirmation &&
 607       is_numeric($this->_availableRegistrations)
 608     ) {
 609       $this->_allowWaitlist = FALSE;
 610       //get the current page count.
 611       $currentCount = self::getParticipantCount($this, $params);
 612       if ($button == 'skip') {
 613         $currentCount = 'skip';
 614       }
 615
 616       //get the total count.
 617       $previousCount = self::getParticipantCount($this, $this->_params, TRUE);
 618       $totalParticipants = $previousCount;
 619       if (is_numeric($currentCount)) {
 620         $totalParticipants += $currentCount;
 621       }
 622       if (!empty($this->_values['event']['has_waitlist']) &&
 623         $totalParticipants > $this->_availableRegistrations
 624       ) {
 625         $this->_allowWaitlist = TRUE;
 626       }
 627       $this->set('allowWaitlist', $this->_allowWaitlist);
 628       $this->_lineItemParticipantsCount[$addParticipantNum] = $currentCount;
 629     }
 630
 631     if ($button == 'skip') {
 632       //hack for free/zero amount event.
 633       if ($this->_resetAllowWaitlist) {
 634         $this->_allowWaitlist = FALSE;
 635         $this->set('allowWaitlist', FALSE);
 636         if ($this->_requireApproval) {
 637           $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.");
 638         }
 639         else {
 640           $status = ts("You have skipped last participant and which result into event having enough spaces, hence your group become as register participants though you selected on wait list.");
 641         }
 642         CRM_Core_Session::setStatus($status);
 643       }
 644
 645       $this->_params[$addParticipantNum] = 'skip';
 646       if (isset($this->_lineItem)) {
 647         $this->_lineItem[$addParticipantNum] = 'skip';
 648         $this->_lineItemParticipantsCount[$addParticipantNum] = 'skip';
 649       }
 650     }
 651     else {
 652
 653       $config = CRM_Core_Config::singleton();
 654       $params['currencyID'] = $config->defaultCurrency;
 655
 656       if ($this->_values['event']['is_monetary']) {
 657
 658         //added for discount
 659         $discountId = CRM_Core_BAO_Discount::findSet($this->_eventId, 'civicrm_event');
 660         $params['amount_level'] = $this->getAmountLevel($params, $discountId);
 661         if (!empty($this->_values['discount'][$discountId])) {
 662           $params['discount_id'] = $discountId;
 663           $params['amount'] = $this->_values['discount'][$discountId][$params['amount']]['value'];
 664         }
 665         elseif (empty($params['priceSetId'])) {
 666           $params['amount'] = $this->_values['fee'][$params['amount']]['value'];
 667         }
 668         else {
 669           $lineItem = [];
 670           CRM_Price_BAO_PriceSet::processAmount($this->_values['fee'], $params, $lineItem);
 671
 672           //build line item array..
 673           //if requireApproval/waitlist is enabled we hide fees for primary participant
 674           // (and not for additional participant which might be is a bug)
 675           //lineItem are not correctly build for primary participant
 676           //this results in redundancy since now lineItems for additional participant will be build against primary participantNum
 677           //therefore lineItems must always be build against current participant No
 678           $this->_lineItem[$addParticipantNum] = $lineItem;
 679         }
 680       }
 681
 682       if (array_key_exists('participant_role', $params)) {
 683         $params['participant_role_id'] = $params['participant_role'];
 684       }
 685
 686       if (empty($params['participant_role_id']) && $this->_values['event']['default_role_id']) {
 687         $params['participant_role_id'] = $this->_values['event']['default_role_id'];
 688       }
 689
 690       if (!empty($this->_params[0]['is_pay_later'])) {
 691         $params['is_pay_later'] = 1;
 692       }
 693
 694       //carry additional participant id, contact id if pre-registered.
 695       if ($this->_allowConfirmation && $this->_additionalParticipantId) {
 696         $params['contact_id'] = $this->_contactId;
 697         $params['participant_id'] = $this->_additionalParticipantId;
 698       }
 699
 700       //build the params array.
 701       $this->_params[$addParticipantNum] = $params;
 702     }
 703
 704     //finally set the params.
 705     $this->set('params', $this->_params);
 706     //set the line item.
 707     if ($this->_lineItem) {
 708       $this->set('lineItem', $this->_lineItem);
 709       $this->set('lineItemParticipantsCount', $this->_lineItemParticipantsCount);
 710     }
 711
 712     $participantNo = count($this->_params);
 713     if ($button != 'skip') {
 714       $statusMsg = ts('Registration information for participant %1 has been saved.', [1 => $participantNo]);
 715       CRM_Core_Session::setStatus($statusMsg, ts('Registration Saved'), 'success');
 716     }
 717
 718     // Check whether to process the registration now, calling processRegistration()
 719     if (
 720     // CRM-11182 - Optional confirmation screen
 721       !$this->_values['event']['is_confirm_enabled']
 722       && !$this->_values['event']['is_monetary']
 723       && !empty($this->_params[0]['additional_participants'])
 724       && $this->isLastParticipant()
 725     ) {
 726       $this->processRegistration($this->_params);
 727     }
 728   }
 729
 730   /**
 731    * @param $additionalParticipant
 732    *
 733    * @return array
 734    */
 735   public static function &getPages($additionalParticipant) {
 736     $details = [];
 737     for ($i = 1; $i <= $additionalParticipant; $i++) {
 738       $details["Participant_{$i}"] = [
 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 $isButtonJs
 750    *
 751    * @return bool
 752    *   ture on success.
 753    */
 754   public function isLastParticipant($isButtonJs = FALSE) {
 755     $participant = $isButtonJs ? $this->_params[0]['additional_participants'] : $this->_params[0]['additional_participants'] + 1;
 756     if (count($this->_params) == $participant) {
 757       return TRUE;
 758     }
 759     return FALSE;
 760   }
 761
 762 }