xref: /webtrees/app/Module/ResearchTaskModule.php (revision 76e7c249722a8bc32771b8fa1ee4ce833a391f83)
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\Auth;
23use Fisharebest\Webtrees\Carbon;
24use Fisharebest\Webtrees\Elements\ResearchTask;
25use Fisharebest\Webtrees\Elements\TransmissionDate;
26use Fisharebest\Webtrees\Elements\WebtreesUser;
27use Fisharebest\Webtrees\Family;
28use Fisharebest\Webtrees\GedcomRecord;
29use Fisharebest\Webtrees\I18N;
30use Fisharebest\Webtrees\Individual;
31use Fisharebest\Webtrees\Registry;
32use Fisharebest\Webtrees\Tree;
33use Illuminate\Database\Capsule\Manager as DB;
34use Illuminate\Database\Query\JoinClause;
35use Illuminate\Support\Collection;
36use Illuminate\Support\Str;
37use Psr\Http\Message\ServerRequestInterface;
38
39/**
40 * Class ResearchTaskModule
41 */
42class ResearchTaskModule extends AbstractModule implements ModuleBlockInterface
43{
44    use ModuleBlockTrait;
45
46    private const DEFAULT_SHOW_OTHER      = '1';
47    private const DEFAULT_SHOW_UNASSIGNED = '1';
48    private const DEFAULT_SHOW_FUTURE     = '1';
49
50    // Pagination
51    private const LIMIT_LOW  = 10;
52    private const LIMIT_HIGH = 20;
53
54    public function boot(): void
55    {
56        Registry::elementFactory()->register([
57            'FAM:_TODO'           => new ResearchTask(I18N::translate('Research task')),
58            'FAM:_TODO:DATE'      => new TransmissionDate(I18N::translate('Date')),
59            'FAM:_TODO:_WT_USER'  => new WebtreesUser(I18N::translate('User')),
60            'INDI:_TODO'          => new ResearchTask(I18N::translate('Research task')),
61            'INDI:_TODO:DATE'     => new TransmissionDate(I18N::translate('Date')),
62            'INDI:_TODO:_WT_USER' => new WebtreesUser(I18N::translate('User')),
63        ]);
64
65        Registry::elementFactory()->make('FAM')->subtag('_TODO', '0:M');
66        Registry::elementFactory()->make('INDI')->subtag('_TODO', '0:M');
67    }
68
69    /**
70     * A sentence describing what this module does.
71     *
72     * @return string
73     */
74    public function description(): string
75    {
76        /* I18N: Description of “Research tasks” module */
77        return I18N::translate('A list of tasks and activities that are linked to the family tree.');
78    }
79
80    /**
81     * Generate the HTML content of this block.
82     *
83     * @param Tree          $tree
84     * @param int           $block_id
85     * @param string        $context
86     * @param array<string> $config
87     *
88     * @return string
89     */
90    public function getBlock(Tree $tree, int $block_id, string $context, array $config = []): string
91    {
92        $show_other      = $this->getBlockSetting($block_id, 'show_other', self::DEFAULT_SHOW_OTHER);
93        $show_unassigned = $this->getBlockSetting($block_id, 'show_unassigned', self::DEFAULT_SHOW_UNASSIGNED);
94        $show_future     = $this->getBlockSetting($block_id, 'show_future', self::DEFAULT_SHOW_FUTURE);
95
96        extract($config, EXTR_OVERWRITE);
97
98        $end_jd      = $show_future ? Carbon::maxValue()->julianDay() : Carbon::now()->julianDay();
99        $individuals = $this->individualsWithTasks($tree, $end_jd);
100        $families    = $this->familiesWithTasks($tree, $end_jd);
101
102        $records = $individuals->merge($families);
103
104        $tasks = new Collection();
105
106        foreach ($records as $record) {
107            foreach ($record->facts(['_TODO']) as $task) {
108                $user_name = $task->attribute('_WT_USER');
109
110                if ($user_name === Auth::user()->userName()) {
111                    // Tasks belonging to us.
112                    $tasks->add($task);
113                } elseif ($user_name === '' && $show_unassigned) {
114                    // Tasks belonging to nobody.
115                    $tasks->add($task);
116                } elseif ($user_name !== '' && $show_other) {
117                    // Tasks belonging to others.
118                    $tasks->add($task);
119                }
120            }
121        }
122
123        if ($records->isEmpty()) {
124            $content = '<p>' . I18N::translate('There are no research tasks in this family tree.') . '</p>';
125        } else {
126            $content = view('modules/todo/research-tasks', [
127                'limit_low'  => self::LIMIT_LOW,
128                'limit_high' => self::LIMIT_HIGH,
129                'tasks'      => $tasks,
130            ]);
131        }
132
133        if ($context !== self::CONTEXT_EMBED) {
134            return view('modules/block-template', [
135                'block'      => Str::kebab($this->name()),
136                'id'         => $block_id,
137                'config_url' => $this->configUrl($tree, $context, $block_id),
138                'title'      => $this->title(),
139                'content'    => $content,
140            ]);
141        }
142
143        return $content;
144    }
145
146    /**
147     * @param Tree $tree
148     * @param int  $max_julian_day
149     *
150     * @return Collection<Individual>
151     */
152    private function individualsWithTasks(Tree $tree, int $max_julian_day): Collection
153    {
154        return DB::table('individuals')
155            ->join('dates', static function (JoinClause $join): void {
156                $join
157                    ->on('i_file', '=', 'd_file')
158                    ->on('i_id', '=', 'd_gid');
159            })
160            ->where('i_file', '=', $tree->id())
161            ->where('d_fact', '=', '_TODO')
162            ->where('d_julianday1', '<', $max_julian_day)
163            ->select(['individuals.*'])
164            ->distinct()
165            ->get()
166            ->map(Registry::individualFactory()->mapper($tree))
167            ->filter(GedcomRecord::accessFilter());
168    }
169
170    /**
171     * @param Tree $tree
172     * @param int  $max_julian_day
173     *
174     * @return Collection<Family>
175     */
176    private function familiesWithTasks(Tree $tree, int $max_julian_day): Collection
177    {
178        return DB::table('families')
179            ->join('dates', static function (JoinClause $join): void {
180                $join
181                    ->on('f_file', '=', 'd_file')
182                    ->on('f_id', '=', 'd_gid');
183            })
184            ->where('f_file', '=', $tree->id())
185            ->where('d_fact', '=', '_TODO')
186            ->where('d_julianday1', '<', $max_julian_day)
187            ->select(['families.*'])
188            ->distinct()
189            ->get()
190            ->map(Registry::familyFactory()->mapper($tree))
191            ->filter(GedcomRecord::accessFilter());
192    }
193
194    /**
195     * How should this module be identified in the control panel, etc.?
196     *
197     * @return string
198     */
199    public function title(): string
200    {
201        /* I18N: Name of a module. Tasks that need further research. */
202        return I18N::translate('Research tasks');
203    }
204
205    /**
206     * Should this block load asynchronously using AJAX?
207     *
208     * Simple blocks are faster in-line, more complex ones can be loaded later.
209     *
210     * @return bool
211     */
212    public function loadAjax(): bool
213    {
214        return false;
215    }
216
217    /**
218     * Can this block be shown on the user’s home page?
219     *
220     * @return bool
221     */
222    public function isUserBlock(): bool
223    {
224        return true;
225    }
226
227    /**
228     * Can this block be shown on the tree’s home page?
229     *
230     * @return bool
231     */
232    public function isTreeBlock(): bool
233    {
234        return true;
235    }
236
237    /**
238     * Update the configuration for a block.
239     *
240     * @param ServerRequestInterface $request
241     * @param int                    $block_id
242     *
243     * @return void
244     */
245    public function saveBlockConfiguration(ServerRequestInterface $request, int $block_id): void
246    {
247        $params = (array) $request->getParsedBody();
248
249        $this->setBlockSetting($block_id, 'show_other', $params['show_other']);
250        $this->setBlockSetting($block_id, 'show_unassigned', $params['show_unassigned']);
251        $this->setBlockSetting($block_id, 'show_future', $params['show_future']);
252    }
253
254    /**
255     * An HTML form to edit block settings
256     *
257     * @param Tree $tree
258     * @param int  $block_id
259     *
260     * @return string
261     */
262    public function editBlockConfiguration(Tree $tree, int $block_id): string
263    {
264        $show_other      = $this->getBlockSetting($block_id, 'show_other', self::DEFAULT_SHOW_OTHER);
265        $show_unassigned = $this->getBlockSetting($block_id, 'show_unassigned', self::DEFAULT_SHOW_UNASSIGNED);
266        $show_future     = $this->getBlockSetting($block_id, 'show_future', self::DEFAULT_SHOW_FUTURE);
267
268        return view('modules/todo/config', [
269            'show_future'     => $show_future,
270            'show_other'      => $show_other,
271            'show_unassigned' => $show_unassigned,
272        ]);
273    }
274}
275