function validate()
 {
     parent::validate();
     if ($this->_errors) {
         return FALSE;
     }
     $this->cart->load_associations();
     $fields = $this->_submitValues;
     foreach ($this->cart->get_main_events_in_carts() as $event_in_cart) {
         $price_set_id = CRM_Event_BAO_Event::usesPriceSet($event_in_cart->event_id);
         if ($price_set_id) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->price_set_id = $price_set_id;
             $priceField->find();
             $check = array();
             while ($priceField->fetch()) {
                 if (!empty($fields["event_{$event_in_cart->event_id}_price_{$priceField->id}"])) {
                     $check[] = $priceField->id;
                 }
             }
             //XXX
             if (empty($check)) {
                 $this->_errors['_qf_default'] = ts("Select at least one option from Price Levels.");
             }
             $lineItem = array();
             if (is_array($this->_values['fee']['fields'])) {
                 CRM_Price_BAO_PriceSet::processAmount($this->_values['fee']['fields'], $fields, $lineItem);
                 //XXX total...
                 if ($fields['amount'] < 0) {
                     $this->_errors['_qf_default'] = ts("Price Levels can not be less than zero. Please select the options accordingly");
                 }
             }
         }
         foreach ($event_in_cart->participants as $mer_participant) {
             $participant_fields = $fields['event'][$event_in_cart->event_id]['participant'][$mer_participant->id];
             //TODO what to do when profile responses differ for the same contact?
             $contact_id = self::find_contact($participant_fields);
             if ($contact_id) {
                 $participant = new CRM_Event_BAO_Participant();
                 $participant->event_id = $event_in_cart->event_id;
                 $participant->contact_id = $contact_id;
                 $statusTypes = CRM_Event_PseudoConstant::participantStatus(NULL, 'is_counted = 1');
                 $participant->find();
                 while ($participant->fetch()) {
                     if (array_key_exists($participant->status_id, $statusTypes)) {
                         $form = $mer_participant->get_form();
                         $this->_errors[$form->html_field_name('email')] = ts("The participant %1 is already registered for %2 (%3).", array(1 => $participant_fields['email'], 2 => $event_in_cart->event->title, 3 => $event_in_cart->event->start_date));
                     }
                 }
             }
         }
     }
     return empty($this->_errors);
 }

 /**
  * @param $recurId
  * @param $contribution
  *
  * @internal param $contributionId
  *
  * @return array
  */
 function addRecurLineItems($recurId, $contribution)
 {
     $lineSets = array();
     $originalContributionID = CRM_Core_DAO::getFieldValue('CRM_Contribute_DAO_Contribution', $recurId, 'id', 'contribution_recur_id');
     $lineItems = CRM_Price_BAO_LineItem::getLineItemsByContributionID($originalContributionID);
     if (count($lineItems) == 1) {
         foreach ($lineItems as $index => $lineItem) {
             if ($lineItem['line_total'] != $contribution->total_amount) {
                 // We are dealing with a changed amount! Per CRM-16397 we can work out what to do with these
                 // if there is only one line item, and the UI should prevent this situation for those with more than one.
                 $lineItems[$index]['line_total'] = $contribution->total_amount;
                 $lineItems[$index]['unit_price'] = round($contribution->total_amount / $lineItems[$index]['qty'], 2);
             }
         }
     }
     if (!empty($lineItems)) {
         foreach ($lineItems as $key => $value) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->id = $value['price_field_id'];
             $priceField->find(TRUE);
             $lineSets[$priceField->price_set_id][] = $value;
         }
     } else {
         CRM_Price_BAO_LineItem::processPriceSet($contribution->id, $lineSets, $contribution);
     }
     return $lineSets;
 }

 /**
  * Validate the priceset
  *
  * @param int $priceSetId , array $fields
  *
  * retrun the error string
  *
  * @param $fields
  * @param $error
  * @param bool $allowNoneSelection
  *
  * @access public
  * @static
  */
 public static function priceSetValidation($priceSetId, $fields, &$error, $allowNoneSelection = FALSE)
 {
     // check for at least one positive
     // amount price field should be selected.
     $priceField = new CRM_Price_DAO_PriceField();
     $priceField->price_set_id = $priceSetId;
     $priceField->find();
     $priceFields = array();
     if ($allowNoneSelection) {
         $noneSelectedPriceFields = array();
     }
     while ($priceField->fetch()) {
         $key = "price_{$priceField->id}";
         if ($allowNoneSelection) {
             if (array_key_exists($key, $fields)) {
                 if ($fields[$key] == 0 && !$priceField->is_required) {
                     $noneSelectedPriceFields[] = $priceField->id;
                 }
             }
         }
         if (!empty($fields[$key])) {
             $priceFields[$priceField->id] = $fields[$key];
         }
     }
     if (!empty($priceFields)) {
         // we should has to have positive amount.
         $sql = "\nSELECT  id, html_type\nFROM  civicrm_price_field\nWHERE  id IN (" . implode(',', array_keys($priceFields)) . ')';
         $fieldDAO = CRM_Core_DAO::executeQuery($sql);
         $htmlTypes = array();
         while ($fieldDAO->fetch()) {
             $htmlTypes[$fieldDAO->id] = $fieldDAO->html_type;
         }
         $selectedAmounts = array();
         foreach ($htmlTypes as $fieldId => $type) {
             $options = array();
             CRM_Price_BAO_PriceFieldValue::getValues($fieldId, $options);
             if (empty($options)) {
                 continue;
             }
             if ($type == 'Text') {
                 foreach ($options as $opId => $option) {
                     $selectedAmounts[$opId] = $priceFields[$fieldId] * $option['amount'];
                     break;
                 }
             } elseif (is_array($fields["price_{$fieldId}"])) {
                 foreach (array_keys($fields["price_{$fieldId}"]) as $opId) {
                     $selectedAmounts[$opId] = $options[$opId]['amount'];
                 }
             } elseif (in_array($fields["price_{$fieldId}"], array_keys($options))) {
                 $selectedAmounts[$fields["price_{$fieldId}"]] = $options[$fields["price_{$fieldId}"]]['amount'];
             }
         }
         list($componentName) = explode(':', $fields['_qf_default']);
         // now we have all selected amount in hand.
         $totalAmount = array_sum($selectedAmounts);
         if ($totalAmount < 0) {
             $error['_qf_default'] = ts('%1 amount can not be less than zero. Please select the options accordingly.', array(1 => $componentName));
         }
     } else {
         if ($allowNoneSelection) {
             if (empty($noneSelectedPriceFields)) {
                 $error['_qf_default'] = ts('Please select at least one option from price set.');
             }
         } else {
             $error['_qf_default'] = ts('Please select at least one option from price set.');
         }
     }
 }

 /**
  * Submit function.
  *
  * This is the guts of the postProcess made also accessible to the test suite.
  *
  * @param array $params
  *   Submitted values.
  */
 public function submit($params)
 {
     //carry campaign from profile.
     if (array_key_exists('contribution_campaign_id', $params)) {
         $params['campaign_id'] = $params['contribution_campaign_id'];
     }
     $params['currencyID'] = CRM_Core_Config::singleton()->defaultCurrency;
     $is_quick_config = 0;
     if (!empty($params['priceSetId'])) {
         $is_quick_config = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_priceSetId, 'is_quick_config');
         if ($is_quick_config) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->price_set_id = $params['priceSetId'];
             $priceField->orderBy('weight');
             $priceField->find();
             $priceOptions = array();
             while ($priceField->fetch()) {
                 CRM_Price_BAO_PriceFieldValue::getValues($priceField->id, $priceOptions);
                 if (($selectedPriceOptionID = CRM_Utils_Array::value("price_{$priceField->id}", $params)) != FALSE && $selectedPriceOptionID > 0) {
                     switch ($priceField->name) {
                         case 'membership_amount':
                             $this->_params['selectMembership'] = $params['selectMembership'] = CRM_Utils_Array::value('membership_type_id', $priceOptions[$selectedPriceOptionID]);
                             $this->set('selectMembership', $params['selectMembership']);
                         case 'contribution_amount':
                             $params['amount'] = $selectedPriceOptionID;
                             if ($priceField->name == 'contribution_amount' || $priceField->name == 'membership_amount' && CRM_Utils_Array::value('is_separate_payment', $this->_membershipBlock) == 0) {
                                 $this->_values['amount'] = CRM_Utils_Array::value('amount', $priceOptions[$selectedPriceOptionID]);
                             }
                             $this->_values[$selectedPriceOptionID]['value'] = CRM_Utils_Array::value('amount', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['label'] = CRM_Utils_Array::value('label', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['amount_id'] = CRM_Utils_Array::value('id', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['weight'] = CRM_Utils_Array::value('weight', $priceOptions[$selectedPriceOptionID]);
                             break;
                         case 'other_amount':
                             $params['amount_other'] = $selectedPriceOptionID;
                             break;
                     }
                 }
             }
         }
     }
     if (!empty($this->_ccid) && !empty($this->_pendingAmount)) {
         $params['amount'] = $this->_pendingAmount;
     } else {
         // from here on down, $params['amount'] holds a monetary value (or null) rather than an option ID
         $params['amount'] = self::computeAmount($params, $this->_values);
     }
     $params['separate_amount'] = $params['amount'];
     $memFee = NULL;
     if (!empty($params['selectMembership'])) {
         if (empty($this->_membershipTypeValues)) {
             $this->_membershipTypeValues = CRM_Member_BAO_Membership::buildMembershipTypeValues($this, (array) $params['selectMembership']);
         }
         $membershipTypeValues = $this->_membershipTypeValues[$params['selectMembership']];
         $memFee = $membershipTypeValues['minimum_fee'];
         if (!$params['amount'] && !$this->_separateMembershipPayment) {
             $params['amount'] = $memFee ? $memFee : 0;
         }
     }
     //If the membership & contribution is used in contribution page & not separate payment
     $fieldId = $memPresent = $membershipLabel = $fieldOption = $is_quick_config = NULL;
     $proceFieldAmount = 0;
     if (property_exists($this, '_separateMembershipPayment') && $this->_separateMembershipPayment == 0) {
         $is_quick_config = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_priceSetId, 'is_quick_config');
         if ($is_quick_config) {
             foreach ($this->_priceSet['fields'] as $fieldKey => $fieldVal) {
                 if ($fieldVal['name'] == 'membership_amount' && !empty($params['price_' . $fieldKey])) {
                     $fieldId = $fieldVal['id'];
                     $fieldOption = $params['price_' . $fieldId];
                     $proceFieldAmount += $fieldVal['options'][$this->_submitValues['price_' . $fieldId]]['amount'];
                     $memPresent = TRUE;
                 } else {
                     if (!empty($params['price_' . $fieldKey]) && $memPresent && ($fieldVal['name'] == 'other_amount' || $fieldVal['name'] == 'contribution_amount')) {
                         $fieldId = $fieldVal['id'];
                         if ($fieldVal['name'] == 'other_amount') {
                             $proceFieldAmount += $this->_submitValues['price_' . $fieldId];
                         } elseif ($fieldVal['name'] == 'contribution_amount' && $this->_submitValues['price_' . $fieldId] > 0) {
                             $proceFieldAmount += $fieldVal['options'][$this->_submitValues['price_' . $fieldId]]['amount'];
                         }
                         unset($params['price_' . $fieldId]);
                         break;
                     }
                 }
             }
         }
     }
     if (!isset($params['amount_other'])) {
         $this->set('amount_level', CRM_Utils_Array::value('amount_level', $params));
     }
     if (!empty($this->_ccid)) {
         $this->set('lineItem', $this->_lineItem);
     } elseif ($priceSetId = CRM_Utils_Array::value('priceSetId', $params)) {
//.........这里部分代码省略.........

 /**
  * Calculate line items for the relevant recurring calculation.
  *
  * @param int $recurId
  * @param string $total_amount
  * @param int $financial_type_id
  *
  * @return array
  */
 public static function calculateRecurLineItems($recurId, $total_amount, $financial_type_id)
 {
     $originalContributionID = CRM_Core_DAO::getFieldValue('CRM_Contribute_DAO_Contribution', $recurId, 'id', 'contribution_recur_id');
     $lineItems = CRM_Price_BAO_LineItem::getLineItemsByContributionID($originalContributionID);
     $lineSets = array();
     if (count($lineItems) == 1) {
         foreach ($lineItems as $index => $lineItem) {
             if ($financial_type_id) {
                 // CRM-17718 allow for possibility of changed financial type ID having been set prior to calling this.
                 $lineItem['financial_type_id'] = $financial_type_id;
             }
             if ($lineItem['line_total'] != $total_amount) {
                 // We are dealing with a changed amount! Per CRM-16397 we can work out what to do with these
                 // if there is only one line item, and the UI should prevent this situation for those with more than one.
                 $lineItem['line_total'] = $total_amount;
                 $lineItem['unit_price'] = round($total_amount / $lineItem['qty'], 2);
             }
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->id = $lineItem['price_field_id'];
             $priceField->find(TRUE);
             $lineSets[$priceField->price_set_id][] = $lineItem;
         }
     } elseif (count($lineItems) > 1) {
         foreach ($lineItems as $index => $lineItem) {
             $lineSets[$index][] = $lineItem;
         }
     }
     return $lineSets;
 }

 /**
  * This function sets the fields.
  *
  * - $this->_params['amount_level']
  * - $this->_params['selectMembership']
  * And under certain circumstances sets
  * $this->_params['amount'] = null;
  *
  * @param int $priceSetID
  */
 public function setFormAmountFields($priceSetID)
 {
     $isQuickConfig = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_params['priceSetId'], 'is_quick_config');
     $priceField = new CRM_Price_DAO_PriceField();
     $priceField->price_set_id = $priceSetID;
     $priceField->orderBy('weight');
     $priceField->find();
     $paramWeDoNotUnderstand = NULL;
     while ($priceField->fetch()) {
         if ($priceField->name == "contribution_amount") {
             $paramWeDoNotUnderstand = $priceField->id;
         }
         if ($isQuickConfig && !empty($this->_params["price_{$priceField->id}"])) {
             if ($this->_values['fee'][$priceField->id]['html_type'] != 'Text') {
                 // @todo - stop setting amount level in this function & call the CRM_Price_BAO_PriceSet::getAmountLevel
                 // function to get correct amount level consistently. Remove setting of the amount level in
                 // CRM_Price_BAO_PriceSet::processAmount. Extend the unit tests in CRM_Price_BAO_PriceSetTest
                 // to cover all variants.
                 $this->_params['amount_level'] = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $this->_params["price_{$priceField->id}"], 'label');
             }
             if ($priceField->name == "membership_amount") {
                 $this->_params['selectMembership'] = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $this->_params["price_{$priceField->id}"], 'membership_type_id');
             }
         } elseif (CRM_Utils_Array::value('is_separate_payment', $this->_membershipBlock) && !empty($this->_values['fee'][$priceField->id]) && $this->_values['fee'][$priceField->id]['name'] == "other_amount" && CRM_Utils_Array::value("price_{$paramWeDoNotUnderstand}", $this->_params) < 1 && empty($this->_params["price_{$priceField->id}"])) {
             $this->_params['amount'] = NULL;
         }
         // Fix for CRM-14375 - If we are using separate payments and "no
         // thank you" is selected for the additional contribution, set
         // contribution amount to be null, so that it will not show
         // contribution amount same as membership amount.
         //@todo - merge with section above
         if ($this->_membershipBlock['is_separate_payment'] && !empty($this->_values['fee'][$priceField->id]) && CRM_Utils_Array::value('name', $this->_values['fee'][$priceField->id]) == 'contribution_amount' && CRM_Utils_Array::value("price_{$priceField->id}", $this->_params) == '-1') {
             $this->_params['amount'] = NULL;
         }
     }
 }

 /**
  * Global validation rules for the form.
  *
  * @param array $fields
  *   Posted values of the form.
  *
  * @param $files
  * @param CRM_Core_Form $form
  *
  * @return array
  *   if errors then list of errors to be posted back to the form,
  *                  true otherwise
  */
 public static function formRule($fields, $files, $form)
 {
     // all option fields are of type "money"
     $errors = array();
     /** Check the option values entered
      *  Appropriate values are required for the selected datatype
      *  Incomplete row checking is also required.
      */
     if (($form->_action & CRM_Core_Action::ADD || $form->_action & CRM_Core_Action::UPDATE) && $fields['html_type'] == 'Text' && $fields['price'] == NULL) {
         $errors['price'] = ts('Price is a required field');
     }
     if (($form->_action & CRM_Core_Action::ADD || $form->_action & CRM_Core_Action::UPDATE) && $fields['html_type'] == 'Text' && $fields['financial_type_id'] == '') {
         $errors['financial_type_id'] = ts('Financial Type is a required field');
     }
     //avoid the same price field label in Within PriceSet
     $priceFieldLabel = new CRM_Price_DAO_PriceField();
     $priceFieldLabel->label = $fields['label'];
     $priceFieldLabel->price_set_id = $form->_sid;
     $dupeLabel = FALSE;
     if ($priceFieldLabel->find(TRUE) && $form->_fid != $priceFieldLabel->id) {
         $dupeLabel = TRUE;
     }
     if ($dupeLabel) {
         $errors['label'] = ts('Name already exists in Database.');
     }
     if (is_numeric(CRM_Utils_Array::value('count', $fields)) && CRM_Utils_Array::value('count', $fields) == 0 && CRM_Utils_Array::value('html_type', $fields) == 'Text') {
         $errors['count'] = ts('Participant Count must be greater than zero.');
     }
     if ($form->_action & CRM_Core_Action::ADD) {
         if ($fields['html_type'] != 'Text') {
             $countemptyrows = 0;
             $_flagOption = $_rowError = 0;
             $_showHide = new CRM_Core_ShowHideBlocks('', '');
             for ($index = 1; $index <= self::NUM_OPTION; $index++) {
                 $noLabel = $noAmount = $noWeight = 1;
                 if (!empty($fields['option_label'][$index])) {
                     $noLabel = 0;
                     $duplicateIndex = CRM_Utils_Array::key($fields['option_label'][$index], $fields['option_label']);
                     if (!($duplicateIndex === FALSE) && !($duplicateIndex == $index)) {
                         $errors["option_label[{$index}]"] = ts('Duplicate label value');
                         $_flagOption = 1;
                     }
                 }
                 if ($form->_useForMember) {
                     if (!empty($fields['membership_type_id'][$index])) {
                         $memTypesIDS[] = $fields['membership_type_id'][$index];
                     }
                 }
                 // allow for 0 value.
                 if (!empty($fields['option_amount'][$index]) || strlen($fields['option_amount'][$index]) > 0) {
                     $noAmount = 0;
                 }
                 if (!empty($fields['option_weight'][$index])) {
                     $noWeight = 0;
                     $duplicateIndex = CRM_Utils_Array::key($fields['option_weight'][$index], $fields['option_weight']);
                     if (!($duplicateIndex === FALSE) && !($duplicateIndex == $index)) {
                         $errors["option_weight[{$index}]"] = ts('Duplicate weight value');
                         $_flagOption = 1;
                     }
                 }
                 if (!$noLabel && !$noAmount && !empty($fields['option_financial_type_id']) && $fields['option_financial_type_id'][$index] == '' && $fields['html_type'] != 'Text') {
                     $errors["option_financial_type_id[{$index}]"] = ts('Financial Type is a Required field.');
                 }
                 if ($noLabel && !$noAmount) {
                     $errors["option_label[{$index}]"] = ts('Label cannot be empty.');
                     $_flagOption = 1;
                 }
                 if (!$noLabel && $noAmount) {
                     $errors["option_amount[{$index}]"] = ts('Amount cannot be empty.');
                     $_flagOption = 1;
                 }
                 if ($noLabel && $noAmount) {
                     $countemptyrows++;
                     $_emptyRow = 1;
                 } elseif (!empty($fields['option_max_value'][$index]) && !empty($fields['option_count'][$index]) && $fields['option_count'][$index] > $fields['option_max_value'][$index]) {
                     $errors["option_max_value[{$index}]"] = ts('Participant count can not be greater than max participants.');
                     $_flagOption = 1;
                 }
                 $showBlocks = 'optionField_' . $index;
                 if ($_flagOption) {
                     $_showHide->addShow($showBlocks);
                     $_rowError = 1;
                 }
                 if (!empty($_emptyRow)) {
                     $_showHide->addHide($showBlocks);
                 } else {
                     $_showHide->addShow($showBlocks);
//.........这里部分代码省略.........

 /**
  * Function to set variables up before form is built
  *
  * @return void
  * @access public
  */
 public function preProcess()
 {
     $config = CRM_Core_Config::singleton();
     parent::preProcess();
     // lineItem isn't set until Register postProcess
     $this->_lineItem = $this->get('lineItem');
     $this->_paymentProcessor = $this->get('paymentProcessor');
     if ($this->_contributeMode == 'express') {
         // rfp == redirect from paypal
         $rfp = CRM_Utils_Request::retrieve('rfp', 'Boolean', CRM_Core_DAO::$_nullObject, FALSE, NULL, 'GET');
         if ($rfp) {
             $payment = CRM_Core_Payment::singleton($this->_mode, $this->_paymentProcessor, $this);
             $expressParams = $payment->getExpressCheckoutDetails($this->get('token'));
             $this->_params['payer'] = $expressParams['payer'];
             $this->_params['payer_id'] = $expressParams['payer_id'];
             $this->_params['payer_status'] = $expressParams['payer_status'];
             CRM_Core_Payment_Form::mapParams($this->_bltID, $expressParams, $this->_params, FALSE);
             // fix state and country id if present
             if (!empty($this->_params["billing_state_province_id-{$this->_bltID}"]) && $this->_params["billing_state_province_id-{$this->_bltID}"]) {
                 $this->_params["billing_state_province-{$this->_bltID}"] = CRM_Core_PseudoConstant::stateProvinceAbbreviation($this->_params["billing_state_province_id-{$this->_bltID}"]);
             }
             if (!empty($this->_params["billing_country_id-{$this->_bltID}"]) && $this->_params["billing_country_id-{$this->_bltID}"]) {
                 $this->_params["billing_country-{$this->_bltID}"] = CRM_Core_PseudoConstant::countryIsoCode($this->_params["billing_country_id-{$this->_bltID}"]);
             }
             // set a few other parameters for PayPal
             $this->_params['token'] = $this->get('token');
             $this->_params['amount'] = $this->get('amount');
             if (!empty($this->_membershipBlock)) {
                 $this->_params['selectMembership'] = $this->get('selectMembership');
             }
             // we use this here to incorporate any changes made by folks in hooks
             $this->_params['currencyID'] = $config->defaultCurrency;
             $this->_params['payment_action'] = 'Sale';
             // also merge all the other values from the profile fields
             $values = $this->controller->exportValues('Main');
             $skipFields = array('amount', 'amount_other', "billing_street_address-{$this->_bltID}", "billing_city-{$this->_bltID}", "billing_state_province_id-{$this->_bltID}", "billing_postal_code-{$this->_bltID}", "billing_country_id-{$this->_bltID}");
             foreach ($values as $name => $value) {
                 // skip amount field
                 if (!in_array($name, $skipFields)) {
                     $this->_params[$name] = $value;
                 }
             }
             $this->set('getExpressCheckoutDetails', $this->_params);
         } else {
             $this->_params = $this->get('getExpressCheckoutDetails');
         }
     } else {
         $this->_params = $this->controller->exportValues('Main');
         if (!empty($this->_params["billing_state_province_id-{$this->_bltID}"])) {
             $this->_params["billing_state_province-{$this->_bltID}"] = CRM_Core_PseudoConstant::stateProvinceAbbreviation($this->_params["billing_state_province_id-{$this->_bltID}"]);
         }
         if (!empty($this->_params["billing_country_id-{$this->_bltID}"])) {
             $this->_params["billing_country-{$this->_bltID}"] = CRM_Core_PseudoConstant::countryIsoCode($this->_params["billing_country_id-{$this->_bltID}"]);
         }
         if (isset($this->_params['credit_card_exp_date'])) {
             $this->_params['year'] = CRM_Core_Payment_Form::getCreditCardExpirationYear($this->_params);
             $this->_params['month'] = CRM_Core_Payment_Form::getCreditCardExpirationMonth($this->_params);
         }
         $this->_params['ip_address'] = CRM_Utils_System::ipAddress();
         $this->_params['amount'] = $this->get('amount');
         $this->_useForMember = $this->get('useForMember');
         if (isset($this->_params['amount'])) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->price_set_id = $this->_params['priceSetId'];
             $priceField->orderBy('weight');
             $priceField->find();
             $contriPriceId = NULL;
             $isQuickConfig = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_params['priceSetId'], 'is_quick_config');
             while ($priceField->fetch()) {
                 if ($priceField->name == "contribution_amount") {
                     $contriPriceId = $priceField->id;
                 }
                 if ($isQuickConfig && !empty($this->_params["price_{$priceField->id}"])) {
                     if ($this->_values['fee'][$priceField->id]['html_type'] != 'Text') {
                         $this->_params['amount_level'] = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $this->_params["price_{$priceField->id}"], 'label');
                     }
                     if ($priceField->name == "membership_amount") {
                         $this->_params['selectMembership'] = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceFieldValue', $this->_params["price_{$priceField->id}"], 'membership_type_id');
                     }
                 } elseif (CRM_Utils_Array::value('is_separate_payment', $this->_membershipBlock) && !empty($this->_values['fee'][$priceField->id]) && $this->_values['fee'][$priceField->id]['name'] == "other_amount" && CRM_Utils_Array::value("price_{$contriPriceId}", $this->_params) < 1 && empty($this->_params["price_{$priceField->id}"])) {
                     $this->_params['amount'] = null;
                 }
             }
         }
         $this->_params['currencyID'] = $config->defaultCurrency;
         $this->_params['payment_action'] = 'Sale';
     }
     $this->_params['is_pay_later'] = $this->get('is_pay_later');
     $this->assign('is_pay_later', $this->_params['is_pay_later']);
     if ($this->_params['is_pay_later']) {
         $this->assign('pay_later_receipt', $this->_values['pay_later_receipt']);
     }
     // if onbehalf-of-organization
     if (!empty($this->_params['hidden_onbehalf_profile'])) {
//.........这里部分代码省略.........

 /**
  * @param $rev
  */
 public function upgrade_3_3_beta1($rev)
 {
     $upgrade = new CRM_Upgrade_Form();
     $upgrade->processSQL($rev);
     // CRM-6902
     // Add column price_field_value_id in civicrm_line_item.
     // Do not drop option_group_id column now since we need it to
     // update line items.
     $updateLineItem1 = "ALTER TABLE civicrm_line_item ADD COLUMN price_field_value_id int(10) unsigned default NULL;";
     CRM_Core_DAO::executeQuery($updateLineItem1);
     $priceFieldDAO = new CRM_Price_DAO_PriceField();
     $priceFieldDAO->find();
     $ids = array();
     while ($priceFieldDAO->fetch()) {
         $opGroupDAO = new CRM_Core_DAO_OptionGroup();
         $opGroupDAO->name = 'civicrm_price_field.amount.' . $priceFieldDAO->id;
         if (!$opGroupDAO->find(TRUE)) {
             $opGroupDAO->free();
             continue;
         }
         $opValueDAO = new CRM_Core_DAO_OptionValue();
         $opValueDAO->option_group_id = $opGroupDAO->id;
         $opValueDAO->find();
         while ($opValueDAO->fetch()) {
             // FIX ME: not migrating description(?), there will
             // be a field description for each option.
             $fieldValue = array('price_field_id' => $priceFieldDAO->id, 'label' => $opValueDAO->label, 'name' => CRM_Utils_String::munge($opValueDAO->label, '_', 64), 'amount' => $opValueDAO->name, 'weight' => $opValueDAO->weight, 'is_default' => $opValueDAO->is_default, 'is_active' => $opValueDAO->is_active);
             if ($priceFieldDAO->count) {
                 // Migrate Participant Counts on option level.
                 // count of each option will be the same
                 // as earlier field count.
                 $fieldValue['count'] = $priceFieldDAO->count;
             }
             $fieldValueDAO = CRM_Price_BAO_PriceFieldValue::add($fieldValue, $ids);
             $lineItemDAO = new CRM_Price_DAO_LineItem();
             $lineItemDAO->option_group_id = $opGroupDAO->id;
             $lineItemDAO->label = $opValueDAO->label;
             $lineItemDAO->unit_price = $opValueDAO->name;
             $labelFound = $priceFound = FALSE;
             // check with label and amount
             if (!$lineItemDAO->find(TRUE)) {
                 $lineItemDAO->free();
                 $lineItemDAO = new CRM_Price_DAO_LineItem();
                 $lineItemDAO->option_group_id = $opGroupDAO->id;
                 $lineItemDAO->label = $opValueDAO->label;
                 // check with label only
                 if ($lineItemDAO->find(TRUE)) {
                     $labelFound = TRUE;
                 }
             } else {
                 $labelFound = TRUE;
                 $priceFound = TRUE;
             }
             $lineItemDAO->free();
             // update civicrm_line_item for price_field_value_id.
             // Used query to avoid line by line update.
             if ($labelFound || $priceFound) {
                 $lineItemParams = array(1 => array($fieldValueDAO->id, 'Integer'), 2 => array($opValueDAO->label, 'String'));
                 $updateLineItems = "UPDATE civicrm_line_item SET price_field_value_id = %1 WHERE label = %2";
                 if ($priceFound) {
                     $lineItemParams[3] = array($opValueDAO->name, 'Float');
                     $updateLineItems .= " AND unit_price = %3";
                 }
                 CRM_Core_DAO::executeQuery($updateLineItems, $lineItemParams);
             }
         }
         $opGroupDAO->delete();
         $opValueDAO->free();
         $opGroupDAO->free();
     }
     $priceFieldDAO->free();
     // Now drop option_group_id column from civicrm_line_item
     $updateLineItem2 = "ALTER TABLE civicrm_line_item DROP option_group_id,\n                           ADD CONSTRAINT `FK_civicrm_price_field_value_id` FOREIGN KEY (price_field_value_id) REFERENCES civicrm_price_field_value(id) ON DELETE SET NULL;";
     CRM_Core_DAO::executeQuery($updateLineItem2, array(), TRUE, NULL, FALSE, FALSE);
     $updatePriceField = "ALTER TABLE civicrm_price_field DROP count";
     CRM_Core_DAO::executeQuery($updatePriceField, array(), TRUE, NULL, FALSE, FALSE);
     // as the table 'civicrm_price_field' is localised and column 'count' is dropped
     // after the views are rebuild, we need to rebuild views to avoid invalid refrence of table.
     if ($upgrade->multilingual) {
         CRM_Core_I18n_Schema::rebuildMultilingualSchema($upgrade->locales, $rev);
     }
 }

 /**
  * Get field ids of a price set.
  *
  * @param int $id
  *   Price Set id.
  *
  * @return array
  *   Array of the field ids
  *
  */
 public static function getFieldIds($id)
 {
     $priceField = new CRM_Price_DAO_PriceField();
     $priceField->price_set_id = $id;
     $priceField->find();
     while ($priceField->fetch()) {
         $var[] = $priceField->id;
     }
     return $var;
 }

 /**
  * Process the form submission.
  */
 public function postProcess()
 {
     $config = CRM_Core_Config::singleton();
     // we first reset the confirm page so it accepts new values
     $this->controller->resetPage('Confirm');
     // get the submitted form values.
     $params = $this->controller->exportValues($this->_name);
     //carry campaign from profile.
     if (array_key_exists('contribution_campaign_id', $params)) {
         $params['campaign_id'] = $params['contribution_campaign_id'];
     }
     if (!empty($params['onbehalfof_id'])) {
         $params['organization_id'] = $params['onbehalfof_id'];
     }
     $params['currencyID'] = $config->defaultCurrency;
     if (!empty($params['priceSetId'])) {
         $is_quick_config = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_priceSetId, 'is_quick_config');
         if ($is_quick_config) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->price_set_id = $params['priceSetId'];
             $priceField->orderBy('weight');
             $priceField->find();
             $priceOptions = array();
             while ($priceField->fetch()) {
                 CRM_Price_BAO_PriceFieldValue::getValues($priceField->id, $priceOptions);
                 if ($selectedPriceOptionID = CRM_Utils_Array::value("price_{$priceField->id}", $params)) {
                     switch ($priceField->name) {
                         case 'membership_amount':
                             $this->_params['selectMembership'] = $params['selectMembership'] = CRM_Utils_Array::value('membership_type_id', $priceOptions[$selectedPriceOptionID]);
                             $this->set('selectMembership', $params['selectMembership']);
                             if (CRM_Utils_Array::value('is_separate_payment', $this->_membershipBlock) == 0) {
                                 $this->_values['amount'] = CRM_Utils_Array::value('amount', $priceOptions[$selectedPriceOptionID]);
                             }
                             break;
                         case 'contribution_amount':
                             $params['amount'] = $selectedPriceOptionID;
                             $this->_values['amount'] = CRM_Utils_Array::value('amount', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['value'] = CRM_Utils_Array::value('amount', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['label'] = CRM_Utils_Array::value('label', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['amount_id'] = CRM_Utils_Array::value('id', $priceOptions[$selectedPriceOptionID]);
                             $this->_values[$selectedPriceOptionID]['weight'] = CRM_Utils_Array::value('weight', $priceOptions[$selectedPriceOptionID]);
                             break;
                         case 'other_amount':
                             $params['amount_other'] = $selectedPriceOptionID;
                             break;
                     }
                 }
             }
         }
     }
     if ($this->_values['is_pay_later'] && empty($this->_paymentProcessor) && !array_key_exists('hidden_processor', $params) || !empty($params['payment_processor_id']) && $params['payment_processor_id'] == 0) {
         $params['is_pay_later'] = 1;
     } else {
         $params['is_pay_later'] = 0;
     }
     $this->set('is_pay_later', $params['is_pay_later']);
     // assign pay later stuff
     $this->_params['is_pay_later'] = CRM_Utils_Array::value('is_pay_later', $params, FALSE);
     $this->assign('is_pay_later', $params['is_pay_later']);
     if ($params['is_pay_later']) {
         $this->assign('pay_later_text', $this->_values['pay_later_text']);
         $this->assign('pay_later_receipt', $this->_values['pay_later_receipt']);
     }
     // from here on down, $params['amount'] holds a monetary value (or null) rather than an option ID
     $params['amount'] = self::computeAmount($params, $this->_values);
     $params['separate_amount'] = $params['amount'];
     $memFee = NULL;
     if (!empty($params['selectMembership'])) {
         if (!empty($this->_membershipTypeValues)) {
             $membershipTypeValues = $this->_membershipTypeValues[$params['selectMembership']];
         } else {
             $membershipTypeValues = CRM_Member_BAO_Membership::buildMembershipTypeValues($this, $params['selectMembership']);
         }
         $memFee = $membershipTypeValues['minimum_fee'];
         if (!$params['amount'] && !$this->_separateMembershipPayment) {
             $params['amount'] = $memFee ? $memFee : 0;
         }
     }
     //If the membership & contribution is used in contribution page & not separate payment
     $fieldId = $memPresent = $membershipLabel = $fieldOption = $is_quick_config = NULL;
     $proceFieldAmount = 0;
     if (property_exists($this, '_separateMembershipPayment') && $this->_separateMembershipPayment == 0) {
         $is_quick_config = CRM_Core_DAO::getFieldValue('CRM_Price_DAO_PriceSet', $this->_priceSetId, 'is_quick_config');
         if ($is_quick_config) {
             foreach ($this->_priceSet['fields'] as $fieldKey => $fieldVal) {
                 if ($fieldVal['name'] == 'membership_amount' && !empty($params['price_' . $fieldKey])) {
                     $fieldId = $fieldVal['id'];
                     $fieldOption = $params['price_' . $fieldId];
                     $proceFieldAmount += $fieldVal['options'][$this->_submitValues['price_' . $fieldId]]['amount'];
                     $memPresent = TRUE;
                 } else {
                     if (!empty($params['price_' . $fieldKey]) && $memPresent && ($fieldVal['name'] == 'other_amount' || $fieldVal['name'] == 'contribution_amount')) {
                         $fieldId = $fieldVal['id'];
                         if ($fieldVal['name'] == 'other_amount') {
                             $proceFieldAmount += $this->_submitValues['price_' . $fieldId];
                         } elseif ($fieldVal['name'] == 'contribution_amount' && $this->_submitValues['price_' . $fieldId] > 0) {
                             $proceFieldAmount += $fieldVal['options'][$this->_submitValues['price_' . $fieldId]]['amount'];
//.........这里部分代码省略.........

 /**
  * Add line items for recurring contribution.
  *
  * @param int $recurId
  * @param $contribution
  *
  * @return array
  */
 public static function addRecurLineItems($recurId, $contribution)
 {
     $lineSets = array();
     $originalContributionID = CRM_Core_DAO::getFieldValue('CRM_Contribute_DAO_Contribution', $recurId, 'id', 'contribution_recur_id');
     $lineItems = CRM_Price_BAO_LineItem::getLineItemsByContributionID($originalContributionID);
     if (count($lineItems) == 1) {
         foreach ($lineItems as $index => $lineItem) {
             if (isset($contribution->financial_type_id)) {
                 // CRM-17718 allow for possibility of changed financial type ID having been set prior to calling this.
                 $lineItems[$index]['financial_type_id'] = $contribution->financial_type_id;
             }
             if ($lineItem['line_total'] != $contribution->total_amount) {
                 // We are dealing with a changed amount! Per CRM-16397 we can work out what to do with these
                 // if there is only one line item, and the UI should prevent this situation for those with more than one.
                 $lineItems[$index]['line_total'] = $contribution->total_amount;
                 $lineItems[$index]['unit_price'] = round($contribution->total_amount / $lineItems[$index]['qty'], 2);
             }
         }
     }
     if (!empty($lineItems)) {
         foreach ($lineItems as $key => $value) {
             $priceField = new CRM_Price_DAO_PriceField();
             $priceField->id = $value['price_field_id'];
             $priceField->find(TRUE);
             $lineSets[$priceField->price_set_id][] = $value;
             if ($value['entity_table'] == 'civicrm_membership') {
                 try {
                     civicrm_api3('membership_payment', 'create', array('membership_id' => $value['entity_id'], 'contribution_id' => $contribution->id));
                 } catch (CiviCRM_API3_Exception $e) {
                     // we are catching & ignoring errors as an extra precaution since lost IPNs may be more serious that lost membership_payment data
                     // this fn is unit-tested so risk of changes elsewhere breaking it are otherwise mitigated
                 }
             }
         }
     } else {
         CRM_Price_BAO_LineItem::processPriceSet($contribution->id, $lineSets, $contribution);
     }
     return $lineSets;
 }

 function addrecurLineItems($recurId, $contributionId, &$input)
 {
     $lineSets = $lineItems = array();
     //Get the first contribution id with recur id
     if ($recurId) {
         $contriID = CRM_Core_DAO::getFieldValue('CRM_Contribute_DAO_Contribution', $recurId, 'id', 'contribution_recur_id');
         $lineItems = CRM_Price_BAO_LineItem::getLineItems($contriID, 'contrib