Plugin.php

<?php namespace CosmicRadioTV\Podcast;

use Backend\Widgets\Lists;
use System\Classes\PluginBase;
use Backend;
use BackendAuth;
use Event;
use CosmicRadioTV\Podcast\Models\Show;

/**
 * Podcast Plugin Information File
 */
class Plugin extends PluginBase
{

    /**
     * Returns information about this plugin.
     *
     * @return array
     */
    public function pluginDetails()
    {
        return [
            'name'        => 'cosmicradiotv.podcast::lang.plugin.name',
            'description' => 'cosmicradiotv.podcast::lang.plugin.description',
            'author'      => 'CosmicRadioTV',
            'icon'        => 'icon-leaf'
        ];
    }

    /**
     * Components available from the plugin
     *
     * @return array
     */
    public function registerComponents()
    {
        return [
            'CosmicRadioTV\Podcast\Components\EpisodeComponent'       => 'podcastEpisode',
            'CosmicRadioTV\Podcast\Components\LatestEpisodeComponent' => 'podcastLatestEpisode',
            'CosmicRadioTV\Podcast\Components\EpisodesComponent'      => 'podcastEpisodes',
            'CosmicRadioTV\Podcast\Components\FeedComponent'          => 'podcastFeed',
        ];
    }

    public function registerMarkupTags()
    {
        return [
            'filters' => [
                'sectotime' => ['CosmicRadioTV\Podcast\Classes\TwigUtils', 'sectotime']
            ]
        ];
    }

    /**
     * Called right before the request route.
     */
    public function boot()
    {

        // Extends the list query for shows so that it is restricted to shows the user has permission to access.
        Event::listen('backend.list.extendQueryBefore', function (Lists $list, $query) {
            /** @var \Illuminate\Database\Eloquent\Builder|\Illuminate\Database\Query\Builder $query */

            if ($list->model instanceof \CosmicRadioTV\Podcast\Models\Show) {
                $user = BackendAuth::getUser();
                if (!$user->hasAccess(['cosmicradiotv.podcast.access_shows_all'])) {
                    $shows = Show::all();
                    $show_ids_allowed = [];

                    // Fills the list of allowed show ids.
                    foreach ($shows as $show) {
                        if ($user->hasAccess(['cosmicradiotv.podcast.access_show_' . $show->slug])) {
                            $show_ids_allowed[] = $show->id;
                        }
                    }

                    $query->whereIn('id', $show_ids_allowed);
                }
            }
        });
    }

    /**
     * Sets up the permissions for the plugin. It sets up permissions for every show that's in the database.
     *
     * @return array The permissions array.
     */
    public function registerPermissions()
    {
        $permissions = [
            'cosmicradiotv.podcast.access_release_types' => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_release_types'
            ],
            'cosmicradiotv.podcast.access_tags'          => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_tags'
            ],
            'cosmicradiotv.podcast.access_shows_all'     => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_shows_all'
            ],
            'cosmicradiotv.podcast.access_shows'         => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_shows'
            ],
            'cosmicradiotv.podcast.access_episodes_all'  => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_episodes_all'
            ],
            'cosmicradiotv.podcast.access_episodes'      => [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.general',
                'label' => 'cosmicradiotv.podcast::lang.permissions.labels.access_episodes'
            ],
        ];

        // Add the permissions for individual shows
        $shows = Show::all();
        foreach ($shows as $show) {
            $permissions['cosmicradiotv.podcast.access_show_' . $show->slug] = [
                'tab'   => 'cosmicradiotv.podcast::lang.permissions.tab_labels.shows',
                'label' => e(trans('cosmicradiotv.podcast::lang.permissions.labels.access_show')) . ' ' . $show->name
            ];
        }

        return $permissions;
    }

    /**
     * Sets up the back end navigation for the plugin
     *
     * @return array The navigation array.
     */
    public function registerNavigation()
    {
        return [
            'podcast' => [
                'label'       => 'cosmicradiotv.podcast::lang.podcast.menu_label',
                'url'         => Backend::url('cosmicradiotv/podcast/episodes'),
                'icon'        => 'icon-play',
                'permissions' => ['cosmicradiotv.podcast.access_episode*'],
                'order'       => 500,
                'sideMenu'    => [
                    'episodes'     => [
                        'label'       => 'cosmicradiotv.podcast::lang.episode.menu_label',
                        'url'         => Backend::url('cosmicradiotv/podcast/episodes'),
                        'icon'        => 'icon-play',
                        'permissions' => ['cosmicradiotv.podcast.access_episode*']
                    ],
                    'shows'        => [
                        'label'       => 'cosmicradiotv.podcast::lang.show.menu_label',
                        'url'         => Backend::url('cosmicradiotv/podcast/shows'),
                        'icon'        => 'icon-list',
                        'permissions' => ['cosmicradiotv.podcast.access_show*']
                    ],
                    'tags'         => [
                        'label'       => 'cosmicradiotv.podcast::lang.tag.menu_label',
                        'url'         => Backend::url('cosmicradiotv/podcast/tags'),
                        'icon'        => 'icon-tags',
                        'permissions' => ['cosmicradiotv.podcast.access_tags']
                    ],
                    'releasetypes' => [
                        'label'       => 'cosmicradiotv.podcast::lang.release_type.menu_label',
                        'url'         => Backend::url('cosmicradiotv/podcast/releasetypes'),
                        'icon'        => 'icon-video-camera',
                        'permissions' => ['cosmicradiotv.podcast.access_release_types']
                    ]
                ]
            ]
        ];
    }
}