xref: /webtrees/app/Module/SlideShowModule.php (revision 4991f2057a6647447a648c5d6743dab00378e98e) 
1<?php
2
3/**
4 * webtrees: online genealogy
5 * Copyright (C) 2021 webtrees development team
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <https://www.gnu.org/licenses/>.
16 */
17
18declare(strict_types=1);
19
20namespace Fisharebest\Webtrees\Module;
21
22use Fisharebest\Webtrees\I18N;
23use Fisharebest\Webtrees\Media;
24use Fisharebest\Webtrees\Registry;
25use Fisharebest\Webtrees\Services\LinkedRecordService;
26use Fisharebest\Webtrees\Tree;
27use Illuminate\Database\Capsule\Manager as DB;
28use Illuminate\Database\Query\JoinClause;
29use Illuminate\Support\Str;
30use Psr\Http\Message\ServerRequestInterface;
31
32use function app;
33use function array_filter;
34use function assert;
35use function in_array;
36use function str_contains;
37
38/**
39 * Class SlideShowModule
40 */
41class SlideShowModule extends AbstractModule implements ModuleBlockInterface
42{
43    use ModuleBlockTrait;
44
45    // Show media linked to events or individuals.
46    private const LINK_ALL        = 'all';
47    private const LINK_EVENT      = 'event';
48    private const LINK_INDIVIDUAL = 'indi';
49
50    // How long to show each slide (seconds)
51    private const DELAY = 6;
52
53    private LinkedRecordService $linked_record_service;
54
55    /**
56     * @param LinkedRecordService $linked_record_service
57     */
58    public function __construct(LinkedRecordService $linked_record_service)
59    {
60        $this->linked_record_service = $linked_record_service;
61    }
62
63    /**
64     * A sentence describing what this module does.
65     *
66     * @return string
67     */
68    public function description(): string
69    {
70        /* I18N: Description of the “Slide show” module */
71        return I18N::translate('Random images from the current family tree.');
72    }
73
74    /**
75     * Generate the HTML content of this block.
76     *
77     * @param Tree                 $tree
78     * @param int                  $block_id
79     * @param string               $context
80     * @param array<string,string> $config
81     *
82     * @return string
83     */
84    public function getBlock(Tree $tree, int $block_id, string $context, array $config = []): string
85    {
86        $request       = app(ServerRequestInterface::class);
87        $default_start = $this->getBlockSetting($block_id, 'start');
88        $filter_links  = $this->getBlockSetting($block_id, 'filter', self::LINK_ALL);
89        $controls      = $this->getBlockSetting($block_id, 'controls', '1');
90        $start         = (bool) ($request->getQueryParams()['start'] ?? $default_start);
91
92        $filter_types = [
93            $this->getBlockSetting($block_id, 'filter_audio', '0') ? 'audio' : null,
94            $this->getBlockSetting($block_id, 'filter_book', '1') ? 'book' : null,
95            $this->getBlockSetting($block_id, 'filter_card', '1') ? 'card' : null,
96            $this->getBlockSetting($block_id, 'filter_certificate', '1') ? 'certificate' : null,
97            $this->getBlockSetting($block_id, 'filter_coat', '1') ? 'coat' : null,
98            $this->getBlockSetting($block_id, 'filter_document', '1') ? 'document' : null,
99            $this->getBlockSetting($block_id, 'filter_electronic', '1') ? 'electronic' : null,
100            $this->getBlockSetting($block_id, 'filter_fiche', '1') ? 'fiche' : null,
101            $this->getBlockSetting($block_id, 'filter_film', '1') ? 'film' : null,
102            $this->getBlockSetting($block_id, 'filter_magazine', '1') ? 'magazine' : null,
103            $this->getBlockSetting($block_id, 'filter_manuscript', '1') ? 'manuscript' : null,
104            $this->getBlockSetting($block_id, 'filter_map', '1') ? 'map' : null,
105            $this->getBlockSetting($block_id, 'filter_newspaper', '1') ? 'newspaper' : null,
106            $this->getBlockSetting($block_id, 'filter_other', '1') ? 'other' : null,
107            $this->getBlockSetting($block_id, 'filter_painting', '1') ? 'painting' : null,
108            $this->getBlockSetting($block_id, 'filter_photo', '1') ? 'photo' : null,
109            $this->getBlockSetting($block_id, 'filter_tombstone', '1') ? 'tombstone' : null,
110            $this->getBlockSetting($block_id, 'filter_video', '0') ? 'video' : null,
111        ];
112
113        $filter_types = array_filter($filter_types);
114
115        // The type "other" includes media without a type.
116        if (in_array('other', $filter_types, true)) {
117            $filter_types[] = '';
118        }
119
120        // We can apply the filters using SQL, but it is more efficient to shuffle in PHP.
121        $random_row = DB::table('media')
122            ->join('media_file', static function (JoinClause $join): void {
123                $join
124                    ->on('media_file.m_file', '=', 'media.m_file')
125                    ->on('media_file.m_id', '=', 'media.m_id');
126            })
127            ->where('media.m_file', '=', $tree->id())
128            ->whereIn('media_file.multimedia_format', ['jpg', 'jpeg', 'png', 'gif', 'tiff', 'bmp'])
129            ->whereIn('media_file.source_media_type', $filter_types)
130            ->select('media.*')
131            ->get()
132            ->shuffle()
133            ->first(function (object $row) use ($filter_links, $tree): bool {
134                $media = Registry::mediaFactory()->make($row->m_id, $tree, $row->m_gedcom);
135                assert($media instanceof Media);
136
137                if (!$media->canShow() || $media->firstImageFile() === null) {
138                    return false;
139                }
140
141                foreach ($this->linked_record_service->linkedIndividuals($media) as $individual) {
142                    switch ($filter_links) {
143                        case self::LINK_ALL:
144                            return true;
145
146                        case self::LINK_INDIVIDUAL:
147                            return str_contains($individual->gedcom(), "\n1 OBJE @" . $media->xref() . '@');
148
149                        case self::LINK_EVENT:
150                            return str_contains($individual->gedcom(), "\n2 OBJE @" . $media->xref() . '@');
151                    }
152                }
153
154                return false;
155            });
156
157        $random_media = null;
158
159        if ($random_row !== null) {
160            $random_media = Registry::mediaFactory()->make($random_row->m_id, $tree, $random_row->m_gedcom);
161        }
162
163        if ($random_media instanceof Media) {
164            $content = view('modules/random_media/slide-show', [
165                'block_id'            => $block_id,
166                'delay'               => self::DELAY,
167                'linked_families'     => $this->linked_record_service->linkedFamilies($random_media),
168                'linked_individuals'  => $this->linked_record_service->linkedIndividuals($random_media),
169                'linked_sources'      => $this->linked_record_service->linkedSources($random_media),
170                'media'               => $random_media,
171                'media_file'          => $random_media->firstImageFile(),
172                'show_controls'       => $controls,
173                'start_automatically' => $start,
174                'tree'                => $tree,
175            ]);
176        } else {
177            $content = I18N::translate('This family tree has no images to display.');
178        }
179
180        if ($context !== self::CONTEXT_EMBED) {
181            return view('modules/block-template', [
182                'block'      => Str::kebab($this->name()),
183                'id'         => $block_id,
184                'config_url' => $this->configUrl($tree, $context, $block_id),
185                'title'      => $this->title(),
186                'content'    => $content,
187            ]);
188        }
189
190        return $content;
191    }
192
193    /**
194     * How should this module be identified in the control panel, etc.?
195     *
196     * @return string
197     */
198    public function title(): string
199    {
200        /* I18N: Name of a module */
201        return I18N::translate('Slide show');
202    }
203
204    /**
205     * Should this block load asynchronously using AJAX?
206     *
207     * Simple blocks are faster in-line, more complex ones can be loaded later.
208     *
209     * @return bool
210     */
211    public function loadAjax(): bool
212    {
213        return true;
214    }
215
216    /**
217     * Can this block be shown on the user’s home page?
218     *
219     * @return bool
220     */
221    public function isUserBlock(): bool
222    {
223        return true;
224    }
225
226    /**
227     * Can this block be shown on the tree’s home page?
228     *
229     * @return bool
230     */
231    public function isTreeBlock(): bool
232    {
233        return true;
234    }
235
236    /**
237     * Update the configuration for a block.
238     *
239     * @param ServerRequestInterface $request
240     * @param int                    $block_id
241     *
242     * @return void
243     */
244    public function saveBlockConfiguration(ServerRequestInterface $request, int $block_id): void
245    {
246        $params = (array) $request->getParsedBody();
247
248        $this->setBlockSetting($block_id, 'filter', $params['filter']);
249        $this->setBlockSetting($block_id, 'controls', $params['controls']);
250        $this->setBlockSetting($block_id, 'start', $params['start']);
251        $this->setBlockSetting($block_id, 'filter_audio', $params['filter_audio'] ?? '');
252        $this->setBlockSetting($block_id, 'filter_book', $params['filter_book'] ?? '');
253        $this->setBlockSetting($block_id, 'filter_card', $params['filter_card'] ?? '');
254        $this->setBlockSetting($block_id, 'filter_certificate', $params['filter_certificate'] ?? '');
255        $this->setBlockSetting($block_id, 'filter_coat', $params['filter_coat'] ?? '');
256        $this->setBlockSetting($block_id, 'filter_document', $params['filter_document'] ?? '');
257        $this->setBlockSetting($block_id, 'filter_electronic', $params['filter_electronic'] ?? '');
258        $this->setBlockSetting($block_id, 'filter_fiche', $params['filter_fiche'] ?? '');
259        $this->setBlockSetting($block_id, 'filter_film', $params['filter_film'] ?? '');
260        $this->setBlockSetting($block_id, 'filter_magazine', $params['filter_magazine'] ?? '');
261        $this->setBlockSetting($block_id, 'filter_manuscript', $params['filter_manuscript'] ?? '');
262        $this->setBlockSetting($block_id, 'filter_map', $params['filter_map'] ?? '');
263        $this->setBlockSetting($block_id, 'filter_newspaper', $params['filter_newspaper'] ?? '');
264        $this->setBlockSetting($block_id, 'filter_other', $params['filter_other'] ?? '');
265        $this->setBlockSetting($block_id, 'filter_painting', $params['filter_painting'] ?? '');
266        $this->setBlockSetting($block_id, 'filter_photo', $params['filter_photo'] ?? '');
267        $this->setBlockSetting($block_id, 'filter_tombstone', $params['filter_tombstone'] ?? '');
268        $this->setBlockSetting($block_id, 'filter_video', $params['filter_video'] ?? '');
269    }
270
271    /**
272     * An HTML form to edit block settings
273     *
274     * @param Tree $tree
275     * @param int  $block_id
276     *
277     * @return string
278     */
279    public function editBlockConfiguration(Tree $tree, int $block_id): string
280    {
281        $filter   = $this->getBlockSetting($block_id, 'filter', self::LINK_ALL);
282        $controls = $this->getBlockSetting($block_id, 'controls', '1');
283        $start    = $this->getBlockSetting($block_id, 'start', '0');
284
285        $filters = [
286            'audio'       => $this->getBlockSetting($block_id, 'filter_audio', '0'),
287            'book'        => $this->getBlockSetting($block_id, 'filter_book', '1'),
288            'card'        => $this->getBlockSetting($block_id, 'filter_card', '1'),
289            'certificate' => $this->getBlockSetting($block_id, 'filter_certificate', '1'),
290            'coat'        => $this->getBlockSetting($block_id, 'filter_coat', '1'),
291            'document'    => $this->getBlockSetting($block_id, 'filter_document', '1'),
292            'electronic'  => $this->getBlockSetting($block_id, 'filter_electronic', '1'),
293            'fiche'       => $this->getBlockSetting($block_id, 'filter_fiche', '1'),
294            'film'        => $this->getBlockSetting($block_id, 'filter_film', '1'),
295            'magazine'    => $this->getBlockSetting($block_id, 'filter_magazine', '1'),
296            'manuscript'  => $this->getBlockSetting($block_id, 'filter_manuscript', '1'),
297            'map'         => $this->getBlockSetting($block_id, 'filter_map', '1'),
298            'newspaper'   => $this->getBlockSetting($block_id, 'filter_newspaper', '1'),
299            'other'       => $this->getBlockSetting($block_id, 'filter_other', '1'),
300            'painting'    => $this->getBlockSetting($block_id, 'filter_painting', '1'),
301            'photo'       => $this->getBlockSetting($block_id, 'filter_photo', '1'),
302            'tombstone'   => $this->getBlockSetting($block_id, 'filter_tombstone', '1'),
303            'video'       => $this->getBlockSetting($block_id, 'filter_video', '0'),
304        ];
305
306        $formats = array_filter(Registry::elementFactory()->make('OBJE:FILE:FORM:TYPE')->values());
307
308        return view('modules/random_media/config', [
309            'controls' => $controls,
310            'filter'   => $filter,
311            'filters'  => $filters,
312            'formats'  => $formats,
313            'start'    => $start,
314        ]);
315    }
316}
317