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1a8ac737 A |
1 | <?php |
2 | ||
3 | declare(strict_types=1); | |
4 | ||
5 | namespace Shaarli\Front\Controller\Visitor; | |
6 | ||
7 | use Shaarli\Bookmark\Bookmark; | |
8 | use Shaarli\Bookmark\Exception\BookmarkNotFoundException; | |
9 | use Shaarli\Legacy\LegacyController; | |
10 | use Shaarli\Legacy\UnknowLegacyRouteException; | |
11 | use Shaarli\Render\TemplatePage; | |
12 | use Shaarli\Thumbnailer; | |
13 | use Slim\Http\Request; | |
14 | use Slim\Http\Response; | |
15 | ||
16 | /** | |
17 | * Class BookmarkListController | |
18 | * | |
19 | * Slim controller used to render the bookmark list, the home page of Shaarli. | |
20 | * It also displays permalinks, and process legacy routes based on GET parameters. | |
21 | */ | |
22 | class BookmarkListController extends ShaarliVisitorController | |
23 | { | |
24 | /** | |
25 | * GET / - Displays the bookmark list, with optional filter parameters. | |
26 | */ | |
27 | public function index(Request $request, Response $response): Response | |
28 | { | |
29 | $legacyResponse = $this->processLegacyController($request, $response); | |
30 | if (null !== $legacyResponse) { | |
31 | return $legacyResponse; | |
32 | } | |
33 | ||
34 | $formatter = $this->container->formatterFactory->getFormatter(); | |
301c7ab1 | 35 | $formatter->addContextData('base_path', $this->container->basePath); |
1a8ac737 A |
36 | |
37 | $searchTags = escape(normalize_spaces($request->getParam('searchtags') ?? '')); | |
38 | $searchTerm = escape(normalize_spaces($request->getParam('searchterm') ?? ''));; | |
39 | ||
40 | // Filter bookmarks according search parameters. | |
41 | $visibility = $this->container->sessionManager->getSessionParameter('visibility'); | |
42 | $search = [ | |
43 | 'searchtags' => $searchTags, | |
44 | 'searchterm' => $searchTerm, | |
45 | ]; | |
46 | $linksToDisplay = $this->container->bookmarkService->search( | |
47 | $search, | |
48 | $visibility, | |
49 | false, | |
50 | !!$this->container->sessionManager->getSessionParameter('untaggedonly') | |
51 | ) ?? []; | |
52 | ||
53 | // ---- Handle paging. | |
54 | $keys = []; | |
55 | foreach ($linksToDisplay as $key => $value) { | |
56 | $keys[] = $key; | |
57 | } | |
58 | ||
59 | $linksPerPage = $this->container->sessionManager->getSessionParameter('LINKS_PER_PAGE', 20) ?: 20; | |
60 | ||
61 | // Select articles according to paging. | |
62 | $pageCount = (int) ceil(count($keys) / $linksPerPage) ?: 1; | |
63 | $page = (int) $request->getParam('page') ?? 1; | |
64 | $page = $page < 1 ? 1 : $page; | |
65 | $page = $page > $pageCount ? $pageCount : $page; | |
66 | ||
67 | // Start index. | |
68 | $i = ($page - 1) * $linksPerPage; | |
69 | $end = $i + $linksPerPage; | |
70 | ||
71 | $linkDisp = []; | |
72 | $save = false; | |
73 | while ($i < $end && $i < count($keys)) { | |
74 | $save = $this->updateThumbnail($linksToDisplay[$keys[$i]], false) || $save; | |
75 | $link = $formatter->format($linksToDisplay[$keys[$i]]); | |
76 | ||
77 | $linkDisp[$keys[$i]] = $link; | |
78 | $i++; | |
79 | } | |
80 | ||
81 | if ($save) { | |
82 | $this->container->bookmarkService->save(); | |
83 | } | |
84 | ||
85 | // Compute paging navigation | |
86 | $searchtagsUrl = $searchTags === '' ? '' : '&searchtags=' . urlencode($searchTags); | |
87 | $searchtermUrl = $searchTerm === '' ? '' : '&searchterm=' . urlencode($searchTerm); | |
88 | ||
89 | $previous_page_url = ''; | |
90 | if ($i !== count($keys)) { | |
91 | $previous_page_url = '?page=' . ($page + 1) . $searchtermUrl . $searchtagsUrl; | |
92 | } | |
93 | $next_page_url = ''; | |
94 | if ($page > 1) { | |
95 | $next_page_url = '?page=' . ($page - 1) . $searchtermUrl . $searchtagsUrl; | |
96 | } | |
97 | ||
98 | // Fill all template fields. | |
99 | $data = array_merge( | |
100 | $this->initializeTemplateVars(), | |
101 | [ | |
102 | 'previous_page_url' => $previous_page_url, | |
103 | 'next_page_url' => $next_page_url, | |
104 | 'page_current' => $page, | |
105 | 'page_max' => $pageCount, | |
106 | 'result_count' => count($linksToDisplay), | |
107 | 'search_term' => $searchTerm, | |
108 | 'search_tags' => $searchTags, | |
109 | 'visibility' => $visibility, | |
110 | 'links' => $linkDisp, | |
111 | ] | |
112 | ); | |
113 | ||
114 | if (!empty($searchTerm) || !empty($searchTags)) { | |
115 | $data['pagetitle'] = t('Search: '); | |
116 | $data['pagetitle'] .= ! empty($searchTerm) ? $searchTerm . ' ' : ''; | |
117 | $bracketWrap = function ($tag) { | |
118 | return '[' . $tag . ']'; | |
119 | }; | |
120 | $data['pagetitle'] .= ! empty($searchTags) | |
121 | ? implode(' ', array_map($bracketWrap, preg_split('/\s+/', $searchTags))) . ' ' | |
122 | : ''; | |
123 | $data['pagetitle'] .= '- '; | |
124 | } | |
125 | ||
126 | $data['pagetitle'] = ($data['pagetitle'] ?? '') . $this->container->conf->get('general.title', 'Shaarli'); | |
127 | ||
9fbc4229 | 128 | $this->executePageHooks('render_linklist', $data, TemplatePage::LINKLIST); |
1a8ac737 A |
129 | $this->assignAllView($data); |
130 | ||
131 | return $response->write($this->render(TemplatePage::LINKLIST)); | |
132 | } | |
133 | ||
134 | /** | |
135 | * GET /shaare/{hash} - Display a single shaare | |
136 | */ | |
137 | public function permalink(Request $request, Response $response, array $args): Response | |
138 | { | |
139 | try { | |
140 | $bookmark = $this->container->bookmarkService->findByHash($args['hash']); | |
141 | } catch (BookmarkNotFoundException $e) { | |
142 | $this->assignView('error_message', $e->getMessage()); | |
143 | ||
144 | return $response->write($this->render(TemplatePage::ERROR_404)); | |
145 | } | |
146 | ||
147 | $this->updateThumbnail($bookmark); | |
148 | ||
301c7ab1 A |
149 | $formatter = $this->container->formatterFactory->getFormatter(); |
150 | $formatter->addContextData('base_path', $this->container->basePath); | |
151 | ||
1a8ac737 A |
152 | $data = array_merge( |
153 | $this->initializeTemplateVars(), | |
154 | [ | |
155 | 'pagetitle' => $bookmark->getTitle() .' - '. $this->container->conf->get('general.title', 'Shaarli'), | |
301c7ab1 | 156 | 'links' => [$formatter->format($bookmark)], |
1a8ac737 A |
157 | ] |
158 | ); | |
159 | ||
9fbc4229 | 160 | $this->executePageHooks('render_linklist', $data, TemplatePage::LINKLIST); |
1a8ac737 A |
161 | $this->assignAllView($data); |
162 | ||
163 | return $response->write($this->render(TemplatePage::LINKLIST)); | |
164 | } | |
165 | ||
166 | /** | |
167 | * Update the thumbnail of a single bookmark if necessary. | |
168 | */ | |
169 | protected function updateThumbnail(Bookmark $bookmark, bool $writeDatastore = true): bool | |
170 | { | |
171 | // Logged in, thumbnails enabled, not a note, is HTTP | |
172 | // and (never retrieved yet or no valid cache file) | |
173 | if ($this->container->loginManager->isLoggedIn() | |
174 | && $this->container->conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE | |
175 | && false !== $bookmark->getThumbnail() | |
176 | && !$bookmark->isNote() | |
177 | && (null === $bookmark->getThumbnail() || !is_file($bookmark->getThumbnail())) | |
178 | && startsWith(strtolower($bookmark->getUrl()), 'http') | |
179 | ) { | |
180 | $bookmark->setThumbnail($this->container->thumbnailer->get($bookmark->getUrl())); | |
181 | $this->container->bookmarkService->set($bookmark, $writeDatastore); | |
182 | ||
183 | return true; | |
184 | } | |
185 | ||
186 | return false; | |
187 | } | |
188 | ||
1a8ac737 A |
189 | /** |
190 | * @return string[] Default template variables without values. | |
191 | */ | |
192 | protected function initializeTemplateVars(): array | |
193 | { | |
194 | return [ | |
195 | 'previous_page_url' => '', | |
196 | 'next_page_url' => '', | |
197 | 'page_max' => '', | |
198 | 'search_tags' => '', | |
199 | 'result_count' => '', | |
200 | ]; | |
201 | } | |
202 | ||
203 | /** | |
204 | * Process legacy routes if necessary. They used query parameters. | |
205 | * If no legacy routes is passed, return null. | |
206 | */ | |
207 | protected function processLegacyController(Request $request, Response $response): ?Response | |
208 | { | |
209 | // Legacy smallhash filter | |
210 | $queryString = $this->container->environment['QUERY_STRING'] ?? null; | |
211 | if (null !== $queryString && 1 === preg_match('/^([a-zA-Z0-9-_@]{6})($|&|#)/', $queryString, $match)) { | |
212 | return $this->redirect($response, '/shaare/' . $match[1]); | |
213 | } | |
214 | ||
215 | // Legacy controllers (mostly used for redirections) | |
216 | if (null !== $request->getQueryParam('do')) { | |
217 | $legacyController = new LegacyController($this->container); | |
218 | ||
219 | try { | |
220 | return $legacyController->process($request, $response, $request->getQueryParam('do')); | |
221 | } catch (UnknowLegacyRouteException $e) { | |
222 | // We ignore legacy 404 | |
223 | return null; | |
224 | } | |
225 | } | |
226 | ||
227 | // Legacy GET admin routes | |
228 | $legacyGetRoutes = array_intersect( | |
229 | LegacyController::LEGACY_GET_ROUTES, | |
230 | array_keys($request->getQueryParams() ?? []) | |
231 | ); | |
232 | if (1 === count($legacyGetRoutes)) { | |
233 | $legacyController = new LegacyController($this->container); | |
234 | ||
235 | return $legacyController->process($request, $response, $legacyGetRoutes[0]); | |
236 | } | |
237 | ||
238 | return null; | |
239 | } | |
240 | } |