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1 | <?php | |
2 | ||
3 | use Shaarli\Config\ConfigManager; | |
4 | use Shaarli\Thumbnailer; | |
5 | ||
6 | /** | |
7 | * This class is in charge of building the final page. | |
8 | * (This is basically a wrapper around RainTPL which pre-fills some fields.) | |
9 | * $p = new PageBuilder(); | |
10 | * $p->assign('myfield','myvalue'); | |
11 | * $p->renderPage('mytemplate'); | |
12 | */ | |
13 | class PageBuilder | |
14 | { | |
15 | /** | |
16 | * @var RainTPL RainTPL instance. | |
17 | */ | |
18 | private $tpl; | |
19 | ||
20 | /** | |
21 | * @var ConfigManager $conf Configuration Manager instance. | |
22 | */ | |
23 | protected $conf; | |
24 | ||
25 | /** | |
26 | * @var array $_SESSION | |
27 | */ | |
28 | protected $session; | |
29 | ||
30 | /** | |
31 | * @var LinkDB $linkDB instance. | |
32 | */ | |
33 | protected $linkDB; | |
34 | ||
35 | /** | |
36 | * @var null|string XSRF token | |
37 | */ | |
38 | protected $token; | |
39 | ||
40 | /** @var bool $isLoggedIn Whether the user is logged in **/ | |
41 | protected $isLoggedIn = false; | |
42 | ||
43 | /** | |
44 | * PageBuilder constructor. | |
45 | * $tpl is initialized at false for lazy loading. | |
46 | * | |
47 | * @param ConfigManager $conf Configuration Manager instance (reference). | |
48 | * @param array $session $_SESSION array | |
49 | * @param LinkDB $linkDB instance. | |
50 | * @param string $token Session token | |
51 | * @param bool $isLoggedIn | |
52 | */ | |
53 | public function __construct(&$conf, $session, $linkDB = null, $token = null, $isLoggedIn = false) | |
54 | { | |
55 | $this->tpl = false; | |
56 | $this->conf = $conf; | |
57 | $this->session = $session; | |
58 | $this->linkDB = $linkDB; | |
59 | $this->token = $token; | |
60 | $this->isLoggedIn = $isLoggedIn; | |
61 | } | |
62 | ||
63 | /** | |
64 | * Initialize all default tpl tags. | |
65 | */ | |
66 | private function initialize() | |
67 | { | |
68 | $this->tpl = new RainTPL(); | |
69 | ||
70 | try { | |
71 | $version = ApplicationUtils::checkUpdate( | |
72 | SHAARLI_VERSION, | |
73 | $this->conf->get('resource.update_check'), | |
74 | $this->conf->get('updates.check_updates_interval'), | |
75 | $this->conf->get('updates.check_updates'), | |
76 | $this->isLoggedIn, | |
77 | $this->conf->get('updates.check_updates_branch') | |
78 | ); | |
79 | $this->tpl->assign('newVersion', escape($version)); | |
80 | $this->tpl->assign('versionError', ''); | |
81 | } catch (Exception $exc) { | |
82 | logm($this->conf->get('resource.log'), $_SERVER['REMOTE_ADDR'], $exc->getMessage()); | |
83 | $this->tpl->assign('newVersion', ''); | |
84 | $this->tpl->assign('versionError', escape($exc->getMessage())); | |
85 | } | |
86 | ||
87 | $this->tpl->assign('is_logged_in', $this->isLoggedIn); | |
88 | $this->tpl->assign('feedurl', escape(index_url($_SERVER))); | |
89 | $searchcrits = ''; // Search criteria | |
90 | if (!empty($_GET['searchtags'])) { | |
91 | $searchcrits .= '&searchtags=' . urlencode($_GET['searchtags']); | |
92 | } | |
93 | if (!empty($_GET['searchterm'])) { | |
94 | $searchcrits .= '&searchterm=' . urlencode($_GET['searchterm']); | |
95 | } | |
96 | $this->tpl->assign('searchcrits', $searchcrits); | |
97 | $this->tpl->assign('source', index_url($_SERVER)); | |
98 | $this->tpl->assign('version', SHAARLI_VERSION); | |
99 | $this->tpl->assign( | |
100 | 'version_hash', | |
101 | ApplicationUtils::getVersionHash(SHAARLI_VERSION, $this->conf->get('credentials.salt')) | |
102 | ); | |
103 | $this->tpl->assign('index_url', index_url($_SERVER)); | |
104 | $visibility = ! empty($_SESSION['visibility']) ? $_SESSION['visibility'] : ''; | |
105 | $this->tpl->assign('visibility', $visibility); | |
106 | $this->tpl->assign('untaggedonly', !empty($_SESSION['untaggedonly'])); | |
107 | $this->tpl->assign('pagetitle', $this->conf->get('general.title', 'Shaarli')); | |
108 | if ($this->conf->exists('general.header_link')) { | |
109 | $this->tpl->assign('titleLink', $this->conf->get('general.header_link')); | |
110 | } | |
111 | $this->tpl->assign('shaarlititle', $this->conf->get('general.title', 'Shaarli')); | |
112 | $this->tpl->assign('openshaarli', $this->conf->get('security.open_shaarli', false)); | |
113 | $this->tpl->assign('showatom', $this->conf->get('feed.show_atom', true)); | |
114 | $this->tpl->assign('feed_type', $this->conf->get('feed.show_atom', true) !== false ? 'atom' : 'rss'); | |
115 | $this->tpl->assign('hide_timestamps', $this->conf->get('privacy.hide_timestamps', false)); | |
116 | $this->tpl->assign('token', $this->token); | |
117 | ||
118 | if ($this->linkDB !== null) { | |
119 | $this->tpl->assign('tags', $this->linkDB->linksCountPerTag()); | |
120 | } | |
121 | ||
122 | $this->tpl->assign( | |
123 | 'thumbnails_enabled', | |
124 | $this->conf->get('thumbnails.mode', Thumbnailer::MODE_NONE) !== Thumbnailer::MODE_NONE | |
125 | ); | |
126 | $this->tpl->assign('thumbnails_width', $this->conf->get('thumbnails.width')); | |
127 | $this->tpl->assign('thumbnails_height', $this->conf->get('thumbnails.height')); | |
128 | ||
129 | if (! empty($_SESSION['warnings'])) { | |
130 | $this->tpl->assign('global_warnings', $_SESSION['warnings']); | |
131 | unset($_SESSION['warnings']); | |
132 | } | |
133 | ||
134 | // To be removed with a proper theme configuration. | |
135 | $this->tpl->assign('conf', $this->conf); | |
136 | } | |
137 | ||
138 | /** | |
139 | * The following assign() method is basically the same as RainTPL (except lazy loading) | |
140 | * | |
141 | * @param string $placeholder Template placeholder. | |
142 | * @param mixed $value Value to assign. | |
143 | */ | |
144 | public function assign($placeholder, $value) | |
145 | { | |
146 | if ($this->tpl === false) { | |
147 | $this->initialize(); | |
148 | } | |
149 | $this->tpl->assign($placeholder, $value); | |
150 | } | |
151 | ||
152 | /** | |
153 | * Assign an array of data to the template builder. | |
154 | * | |
155 | * @param array $data Data to assign. | |
156 | * | |
157 | * @return false if invalid data. | |
158 | */ | |
159 | public function assignAll($data) | |
160 | { | |
161 | if ($this->tpl === false) { | |
162 | $this->initialize(); | |
163 | } | |
164 | ||
165 | if (empty($data) || !is_array($data)) { | |
166 | return false; | |
167 | } | |
168 | ||
169 | foreach ($data as $key => $value) { | |
170 | $this->assign($key, $value); | |
171 | } | |
172 | return true; | |
173 | } | |
174 | ||
175 | /** | |
176 | * Render a specific page (using a template file). | |
177 | * e.g. $pb->renderPage('picwall'); | |
178 | * | |
179 | * @param string $page Template filename (without extension). | |
180 | */ | |
181 | public function renderPage($page) | |
182 | { | |
183 | if ($this->tpl === false) { | |
184 | $this->initialize(); | |
185 | } | |
186 | ||
187 | $this->tpl->draw($page); | |
188 | } | |
189 | ||
190 | /** | |
191 | * Render a 404 page (uses the template : tpl/404.tpl) | |
192 | * usage : $PAGE->render404('The link was deleted') | |
193 | * | |
194 | * @param string $message A messate to display what is not found | |
195 | */ | |
196 | public function render404($message = '') | |
197 | { | |
198 | if (empty($message)) { | |
199 | $message = t('The page you are trying to reach does not exist or has been deleted.'); | |
200 | } | |
201 | header($_SERVER['SERVER_PROTOCOL'] .' '. t('404 Not Found')); | |
202 | $this->tpl->assign('error_message', $message); | |
203 | $this->renderPage('404'); | |
204 | } | |
205 | } |