137 lines
4.8 KiB
PHP
137 lines
4.8 KiB
PHP
<?php namespace ModelSerializers;
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/**
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* Copyright 2016 OpenStack Foundation
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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**/
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use models\summit\Presentation;
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/**
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* Class PresentationSerializer
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* @package ModelSerializers
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*/
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class PresentationSerializer extends SummitEventSerializer
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{
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protected static $array_mappings = [
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'Level' => 'level',
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'ModeratorId' => 'moderator_speaker_id:json_int',
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'ProblemAddressed' => 'problem_addressed:json_string',
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'AttendeesExpectedLearnt' => 'attendees_expected_learnt:json_string',
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'ToRecord' => 'to_record:json_boolean',
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'AttendingMedia' => 'attending_media:json_boolean',
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'StatusNice' => 'status:json_string',
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'ProgressNice' => 'progress:json_string',
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];
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protected static $allowed_fields = [
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'track_id',
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'moderator_speaker_id',
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'level',
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'problem_addressed',
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'attendees_expected_learnt',
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'to_record',
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'attending_media',
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'status',
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'progress',
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];
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protected static $allowed_relations = [
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'slides',
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'videos',
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'speakers',
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'links',
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'extra_questions',
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];
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/**
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* @param null $expand
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* @param array $fields
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* @param array $relations
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* @param array $params
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* @return array
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*/
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public function serialize($expand = null, array $fields = array(), array $relations = array(), array $params = array() )
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{
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if(!count($relations)) $relations = $this->getAllowedRelations();
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$presentation = $this->object;
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if(!$presentation instanceof Presentation) return [];
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$values = parent::serialize($expand, $fields, $relations, $params);
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if(in_array('speakers', $relations)) {
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$values['speakers'] = $presentation->getSpeakerIds();
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}
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if(in_array('slides', $relations))
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{
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$slides = array();
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foreach ($presentation->getSlides() as $slide) {
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$slide_values = SerializerRegistry::getInstance()->getSerializer($slide)->serialize();
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if(empty($slide_values['link'])) continue;
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$slides[] = $slide_values;
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}
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$values['slides'] = $slides;
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}
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if(in_array('links', $relations))
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{
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$links = array();
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foreach ($presentation->getLinks() as $link) {
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$link_values = SerializerRegistry::getInstance()->getSerializer($link)->serialize();
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if(empty($link_values['link'])) continue;
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$links[] = $link_values;
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}
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$values['links'] = $links;
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}
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if(in_array('videos', $relations))
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{
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$videos = [];
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foreach ($presentation->getVideos() as $video) {
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$video_values = SerializerRegistry::getInstance()->getSerializer($video)->serialize();
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if(empty($video_values['youtube_id'])) continue;
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$videos[] = $video_values;
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}
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$values['videos'] = $videos;
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}
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if(in_array('extra_questions', $relations))
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{
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$answers = [];
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foreach ($presentation->getAnswers() as $answer) {
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$answers[]= SerializerRegistry::getInstance()->getSerializer($answer)->serialize();
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}
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$values['extra_questions'] = $answers;
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}
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if (!empty($expand)) {
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foreach (explode(',', $expand) as $relation) {
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switch (trim($relation)) {
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case 'speakers': {
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$speakers = [];
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foreach ($presentation->getSpeakers() as $s) {
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$speakers[] = SerializerRegistry::getInstance()->getSerializer($s)->serialize();
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}
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$values['speakers'] = $speakers;
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if(isset($values['moderator_speaker_id']) && intval($values['moderator_speaker_id']) > 0 ){
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$values['moderator'] = SerializerRegistry::getInstance()->getSerializer($presentation->getModerator())->serialize();
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}
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}
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break;
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}
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}
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}
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return $values;
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}
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}
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