AzuraCast/app/models/Entity/Podcast.php

<?php
namespace Entity;

use \Doctrine\Common\Collections\ArrayCollection;

/**
 * @Table(name="podcast")
 * @Entity
 */
class Podcast extends \DF\Doctrine\Entity
{
    public function __construct()
    {
        $this->episodes = new ArrayCollection;
        $this->stations = new ArrayCollection;
    }

    /**
     * @Column(name="id", type="integer")
     * @Id
     * @GeneratedValue(strategy="IDENTITY")
     */
    protected $id;

    /** @Column(name="name", type="string", length=150, nullable=true) */
    protected $name;

    /** @Column(name="description", type="text", nullable=true) */
    protected $description;

    /** @Column(name="image_url", type="string", length=100, nullable=true) */
    protected $image_url;

    public function setImageUrl($new_url)
    {
        if ($new_url)
        {
            if ($this->image_url && $this->image_url != $new_url)
                @unlink(DF_UPLOAD_FOLDER.DIRECTORY_SEPARATOR.$this->image_url);

            $new_path = DF_UPLOAD_FOLDER.DIRECTORY_SEPARATOR.$new_url;
            \DF\Image::resizeImage($new_path, $new_path, 150, 150);

            $this->image_url = $new_url;
        }
    }

    public function getImageUrl()
    {
        return self::getArtistImage($this->image_url);
    }

    /** @Column(name="web_url", type="string", length=255, nullable=true) */
    protected $web_url;

    /** @Column(name="twitter_url", type="string", length=255, nullable=true) */
    protected $twitter_url;

    /** @Column(name="rss_url", type="string", length=255, nullable=true) */
    protected $rss_url;

    /** @Column(name="tumblr_url", type="string", length=255, nullable=true) */
    protected $tumblr_url;

    /** @Column(name="facebook_url", type="string", length=255, nullable=true) */
    protected $facebook_url;

    /** @Column(name="youtube_url", type="string", length=255, nullable=true) */
    protected $youtube_url;

    /** @Column(name="soundcloud_url", type="string", length=255, nullable=true) */
    protected $soundcloud_url;

    /** @Column(name="deviantart_url", type="string", length=255, nullable=true) */
    protected $deviantart_url;

    /** @Column(name="sync_timestamp", type="datetime", nullable=true) */
    protected $sync_timestamp;

    /** @Column(name="is_approved", type="boolean") */
    protected $is_approved;

    /**
     * @OnetoMany(targetEntity="PodcastEpisode", mappedBy="podcast")
     * @OrderBy({"timestamp" = "DESC"})
     */
    protected $episodes;

    /**
     * @ManyToMany(targetEntity="Station")
     * @JoinTable(name="podcast_on_station",
     *      joinColumns={@JoinColumn(name="podcast_id", referencedColumnName="id", onDelete="CASCADE")},
     *      inverseJoinColumns={@JoinColumn(name="station_id", referencedColumnName="id", onDelete="CASCADE")}
     * )
     */
    protected $stations;

    /**
     * Static Functions
     */

    public static function fetchLatest()
    {
        $em = self::getEntityManager();

        $podcast_episodes = \DF\Cache::get('homepage_podcast_episodes');

        if (!$podcast_episodes)
        {
            $latest_podcast_episodes = $em->createQuery('SELECT pe FROM Entity\PodcastEpisode pe WHERE pe.timestamp > :threshold ORDER BY pe.timestamp DESC')
                ->setParameter('threshold', strtotime('-3 months'))
                ->getArrayResult();

            $podcast_episodes = array();
            foreach($latest_podcast_episodes as $ep)
                $podcast_episodes[$ep['podcast_id']][] = $ep;

            \DF\Cache::save($podcast_episodes, 'homepage_podcast_episodes', array(), 300);
        }

        $podcasts = array();
        foreach($podcast_episodes as $podcast_id => $episodes)
        {
            $podcast_record = self::find($podcast_id);
            if ($podcast_record instanceof self && $podcast_record->is_approved == 1)
            {
                $podcasts[$podcast_id] = array(
                    'record' => $podcast_record,
                    'episodes' => array_slice($episodes, 0, 3),
                );
            }
        }

        return $podcasts;
    }

    public static function getArtistImage($image_url)
    {
        if ($image_url)
        {
            $file_path = DF_UPLOAD_FOLDER.DIRECTORY_SEPARATOR.$image_url;
            if (file_exists($file_path))
                return $image_url;
        }

        return 'pvl_square.png';
    }

    public static function getSocialTypes()
    {
        return array(
            'web_url' => array(
                'name' => 'Web Site',
                'icon' => 'sharethis',
            ),
            'rss_url'   => array(
                'name' => 'RSS',
                'icon' => 'rss',
                'adapter' => 'Rss',
                'threshold' => '-6 months',
            ),
            'twitter_url'   => array(
                'name' => 'Twitter',
                'icon' => 'twitter',
                'adapter' => 'Twitter',
                'settings' => array(
                    'include_retweets'      => FALSE,
                    'always_featured'       => FALSE,
                    'use_retweet_count'     => FALSE,
                    'no_other_social_sites' => FALSE,
                    'max_featured_tweets'   => 3,
                ),
                'threshold' => '-1 week',
            ),
            'tumblr_url'    => array(
                'name' => 'Tumblr',
                'icon' => 'tumblr',
                'adapter' => 'Tumblr',
                'settings' => array(),
                'threshold' => '-1 week',
            ),
            'facebook_url'  => array(
                'name' => 'Facebook',
                'icon' => 'facebook',
                'adapter' => 'Facebook',
                'settings' => array(),
                'threshold' => '-1 week',
            ),
            'youtube_url'   => array(
                'name' => 'YouTube',
                'icon' => 'youtube',
                'adapter' => 'YouTube',
                'settings' => array(),
                'threshold' => '-6 months',
            ),
            'soundcloud_url' => array(
                'name' => 'SoundCloud',
                'icon' => 'soundcloud',
                'adapter' => 'SoundCloud',
                'settings' => array(),
                'threshold' => '-6 months',
            ),
            'deviantart_url' => array(
                'name' => 'DeviantArt',
                'icon' => 'deviantart',
                'adapter' => 'DeviantArt',
                'settings' => array(),
                'threshold' => '-6 months',
            ),
        );
    }
}