114 lines
3.1 KiB
PHP
114 lines
3.1 KiB
PHP
<?php
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namespace FormatTalksBundle\TwigExtension;
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use Illuminate\Support\Collection;
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use Sculpin\Contrib\ProxySourceCollection\ProxySourceCollection;
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use Twig_Extension;
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use Twig_SimpleFunction;
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class FormatTalksExtension extends Twig_Extension
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{
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/**
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* @var string The current date.
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*/
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private $today;
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public function __construct()
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{
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$this->today = (new \DateTime())->format('Y-m-d');
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}
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/**
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* {@inheritdoc}
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*/
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public function getFunctions()
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{
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return [
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new Twig_SimpleFunction('getAllTalks', [$this, 'getAll']),
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new Twig_SimpleFunction('getUpcomingTalks', [$this, 'getUpcoming']),
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new Twig_SimpleFunction('getPastTalks', [$this, 'getPast']),
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];
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}
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/**
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* Get all upcoming and previous talks.
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*
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* @param ProxySourceCollection|array $talks All talk nodes.
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* @param array $eventData Shared event data.
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*
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* @return Collection A sorted collection of talks.
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*/
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public function getAll($talks, array $eventData = [])
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{
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return $this->format($talks, $eventData)->sortBy('event.date');
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}
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/**
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* Get all upcoming talks.
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*
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* @param ProxySourceCollection|array $talks All talk nodes.
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* @param array $eventData Shared event data.
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*
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* @return Collection A sorted collection of talks.
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*/
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public function getUpcoming($talks, array $eventData = [])
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{
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return $this->format($talks, $eventData)
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->filter(function ($talk) {
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return $talk['event']['date'] >= $this->today;
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})
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->sortBy('event.date');
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}
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/**
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* Get all past talks.
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*
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* @param ProxySourceCollection|array $talks All talk nodes.
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* @param array $eventData Shared event data.
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*
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* @return Collection A sorted collection of talks.
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*/
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public function getPast($talks, array $eventData = [])
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{
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return $this->format($talks, $eventData)
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->filter(function ($talk) {
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return $talk['event']['date'] < $this->today;
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})
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->sortByDesc('event.date');
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}
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/**
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* Format the talk data into the required format.
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*
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* @param ProxySourceCollection|array $talks All talk nodes.
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* @param array $eventData Shared event data.
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*
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* @return Collection The combined event and talk data.
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*/
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public function format($talks, array $eventData)
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{
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$eventData = collect($eventData);
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return collect($talks)->flatMap(function ($talk) use ($eventData) {
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// Build an associative array with the talk, as well as the
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// specified event data (e.g. date and time) as well as the shared
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// event data (e.g. event name and website).
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return collect($talk['events'])
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->map(function ($event) use ($talk, $eventData) {
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$event = collect($event);
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$event = $event->merge($eventData->get($event->get('event')))->all();
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return compact('event', 'talk');
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});
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});
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}
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/**
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* {@inheritdoc}
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*/
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public function getName()
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{
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return 'format_talks';
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}
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}
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