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1 | <?php |
2 | /******************************************************************************** |
3 | * banana/page.inc.php : class for group lists |
4 | * ------------------------ |
5 | * |
6 | * This file is part of the banana distribution |
7 | * Copyright: See COPYING files that comes with this distribution |
8 | ********************************************************************************/ |
9 | |
10 | require_once 'smarty/libs/Smarty.class.php'; |
11 | |
12 | class BananaPage extends Smarty |
13 | { |
14 | private $error = array(); |
15 | private $page = null; |
16 | |
17 | private $pages = array(); |
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18 | private $killed = array(); |
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19 | private $actions = array(); |
20 | |
21 | public function __construct() |
22 | { |
23 | $this->Smarty(); |
24 | |
25 | $this->compile_check = Banana::$debug_smarty; |
26 | $this->template_dir = dirname(__FILE__) . '/templates/'; |
27 | $this->compile_dir = dirname(dirname(__FILE__)) . '/spool/templates_c/'; |
28 | $this->register_prefilter('banana_trimwhitespace'); |
29 | |
30 | } |
31 | |
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32 | /** Add an error message |
33 | * @param message STRING html code of the error to display |
34 | */ |
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35 | public function trig($message) |
36 | { |
37 | $this->error[] = $message; |
38 | } |
39 | |
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40 | /** Kill the current page (generate an error message and skip page generation) |
41 | * @param message STRING html code of the error message to display |
42 | @ @return XHTML code of the page |
43 | */ |
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44 | public function kill($message) |
45 | { |
46 | $this->trig($message); |
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47 | $this->assign('killed', true); |
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48 | return $this->run(); |
49 | } |
50 | |
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51 | /** Set the current page |
52 | * @param page STRING page name |
53 | */ |
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54 | public function setPage($page) |
55 | { |
56 | $this->page = $page; |
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57 | return true; |
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58 | } |
59 | |
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60 | /** Register an action to show on banana page |
61 | * @param action_code HTML code of the action |
62 | * @param pages ARRAY pages where to show the action (null == every pages) |
63 | * @return true if success |
64 | */ |
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65 | public function registerAction($action_code, array $pages = null) |
66 | { |
67 | $this->actions[] = array('text' => $action_code, 'pages' => $pages); |
68 | return true; |
69 | } |
70 | |
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71 | /** Register a new page |
72 | * @param name Name of the page |
73 | * @param text Text for the tab of the page |
74 | * @param template Template path for the page if null, the page is not handled by banana |
75 | * @return true if success |
76 | */ |
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77 | public function registerPage($name, $text, $template = null) |
78 | { |
79 | $this->pages[$name] = array('text' => $text, 'template' => $template); |
80 | return true; |
81 | } |
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82 | |
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83 | /** Remove a page |
84 | * @param page STRING page name to kill |
85 | */ |
86 | public function killPage($page) |
87 | { |
88 | $this->killed[] = $page; |
89 | } |
90 | |
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91 | /** Preparte the page generation |
92 | * @return template to use |
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93 | */ |
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94 | protected function prepare() |
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95 | { |
96 | $this->registerPage('subscribe', _b_('Abonnements'), null); |
97 | $this->registerPage('forums', _b_('Les forums'), null); |
98 | if (!is_null(Banana::$group)) { |
99 | $this->registerPage('thread', Banana::$group, null); |
100 | if (!is_null(Banana::$artid)) { |
101 | $this->registerPage('message', _b_('Message'), null); |
102 | if ($this->page == 'cancel') { |
103 | $this->registerPage('cancel', _b_('Annulation'), null); |
104 | } elseif ($this->page == 'new') { |
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105 | $this->registerPage('new', _b_('Répondre'), null); |
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106 | } |
107 | } elseif ($this->page == 'new') { |
108 | $this->registerPage('new', _b_('Nouveau'), null); |
109 | } |
110 | } |
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111 | foreach ($this->killed as $page) { |
112 | unset($this->pages[$page]); |
113 | } |
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114 | foreach ($this->actions as $key=>&$action) { |
115 | if (!is_null($action['pages']) && !in_array($this->page, $action['pages'])) { |
116 | unset($this->actions[$key]); |
117 | } |
118 | } |
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119 | |
120 | return 'banana-base.tpl'; |
121 | } |
122 | |
123 | /** Generate XHTML code |
124 | */ |
125 | public function run() |
126 | { |
127 | $tpl = $this->prepare(); |
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128 | if (!isset($this->pages[$this->page])) { |
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129 | $this->trig(_b_('La page demandée n\'existe pas')); |
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130 | $this->actions = array(); |
131 | $this->page = null; |
132 | } |
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133 | |
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134 | $this->assign('group', Banana::$group); |
135 | $this->assign('artid', Banana::$artid); |
136 | $this->assign('part', Banana::$part); |
137 | $this->assign('first', Banana::$first); |
138 | $this->assign('action', Banana::$action); |
139 | $this->assign('profile', Banana::$profile); |
140 | $this->assign('spool', Banana::$spool); |
141 | $this->assign('protocole', Banana::$protocole); |
142 | |
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143 | $this->register_function('url', array($this, 'makeUrl')); |
144 | $this->register_function('link', array($this, 'makeLink')); |
145 | $this->register_function('imglink', array($this, 'makeImgLink')); |
146 | $this->register_function('img', array($this, 'makeImg')); |
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147 | $this->register_modifier('b', '_b_'); |
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148 | |
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149 | $this->assign('errors', $this->error); |
150 | $this->assign('page', $this->page); |
151 | $this->assign('pages', $this->pages); |
152 | $this->assign('actions', $this->actions); |
153 | |
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154 | if (!Banana::$debug_smarty) { |
155 | $error_level = error_reporting(0); |
156 | } |
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157 | $text = $this->fetch($tpl); |
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158 | $text = banana_utf8entities($text); |
159 | if (!Banana::$debug_smarty) { |
160 | error_reporting($error_level); |
161 | } |
162 | return $text; |
163 | } |
164 | |
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165 | /** Build a URL in Banana |
166 | * @param params ARRAY location datas |
167 | * @param smarty OBJECT Smarty instance associated (null if none) |
168 | * @return URL of the page associated with the given parameters |
169 | * |
170 | * Usual parameters are : |
171 | * - group : the box name |
172 | * - artid : the current message id (index of message-id) |
173 | * - part : part id to show (may be a content-id, xface or a mime-type for text) |
174 | * - first : first linear-index to show in spool view |
175 | * - action: like subscribe, cancel, new |
176 | * - all others params are allowed, but not parsed by the base implementation of banana |
177 | * |
178 | * smarty funciton : {url param1=... param2=...} |
179 | */ |
180 | public function makeUrl(array $params, &$smarty = null) |
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181 | { |
182 | if (function_exists('hook_makeLink') |
183 | && $res = hook_makeLink($params)) { |
184 | return $res; |
185 | } |
186 | $proto = empty($_SERVER['HTTPS']) ? 'http://' : 'https://'; |
187 | $host = $_SERVER['HTTP_HOST']; |
188 | $file = $_SERVER['PHP_SELF']; |
189 | |
190 | if (count($params) != 0) { |
191 | $get = '?'; |
192 | foreach ($params as $key=>$value) { |
193 | if (strlen($get) != 1) { |
194 | $get .= '&'; |
195 | } |
196 | $get .= $key . '=' . $value; |
197 | } |
198 | } else { |
199 | $get = ''; |
200 | } |
201 | return $proto . $host . $file . $get; |
202 | } |
203 | |
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204 | /** Build a link to a Banana page |
205 | * @param params ARRAY location datas |
206 | * @param smarty OBJECT Smarty instance associated (null if none) |
207 | * @return Link to the page associated with the given parameters |
208 | * |
209 | * Support all @ref makeURL parameters, but catch the following: |
210 | * - text : if set, defined the text of the link (if not set, the URL is used |
211 | * - popup : title of the link (showed as a tooltip on most browsers) |
212 | * - class : specific style class for the markup |
213 | * - accesskey: keyboard key to trigger the link |
214 | * None of this parameters is needed |
215 | * |
216 | * Smarty function : {link param1=... param2=...} |
217 | */ |
218 | public function makeLink(array $params, &$smarty = null) |
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219 | { |
220 | $catch = array('text', 'popup', 'class', 'accesskey'); |
221 | foreach ($catch as $key) { |
222 | ${$key} = isset($params[$key]) ? $params[$key] : null; |
223 | unset($params[$key]); |
224 | } |
225 | $link = $this->makeUrl($params, &$smarty); |
226 | if (is_null($text)) { |
227 | $text = $link; |
228 | } |
229 | if (!is_null($accesskey)) { |
230 | $popup .= ' (raccourci : ' . $accesskey . ')'; |
231 | } |
232 | if (!is_null($popup)) { |
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233 | $popup = ' title="' . banana_htmlentities($popup) . '"'; |
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234 | } |
235 | if (!is_null($class)) { |
236 | $class = ' class="' . $class . '"'; |
237 | } |
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238 | if (!is_null($accesskey)) { |
239 | $accesskey = ' accesskey="' . $accesskey . '"'; |
240 | } |
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241 | return '<a href="' . banana_htmlentities($link) . '"' |
242 | . $popup . $class . $accesskey |
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243 | . '>' . $text . '</a>'; |
244 | } |
245 | |
ded3974d |
246 | /** Build a link to one of the banana built-in images |
247 | * @param params ARRAY image datas |
248 | * @param smarty OBJECT Smarty instance associated (null if none) |
249 | * @return Img tag |
250 | * |
251 | * Supported parameters are |
252 | * - img : name of the image (without its extension) |
253 | * - alt : alternative text |
254 | * - height and width : dimensions of the images |
255 | * img and alt are needed |
256 | * |
257 | * Smarty function: {img img=... alt=... [height=...] [width=...]} |
258 | */ |
259 | public function makeImg(array $params, &$smarty = null) |
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260 | { |
261 | $catch = array('img', 'alt', 'height', 'width'); |
262 | foreach ($catch as $key) { |
263 | ${$key} = isset($params[$key]) ? $params[$key] : null; |
264 | } |
265 | $img .= ".gif"; |
266 | if (function_exists('hook_makeImg') |
267 | && $res = hook_makeImg($img, $alt, $height, $width)) { |
268 | return $res; |
269 | } |
270 | |
271 | if (!is_null($width)) { |
272 | $width = ' width="' . $width . '"'; |
273 | } |
274 | if (!is_null($height)) { |
275 | $height = ' height="' . $height . '"'; |
276 | } |
277 | |
278 | $proto = empty($_SERVER['HTTPS']) ? 'http://' : 'https://'; |
279 | $host = $_SERVER['HTTP_HOST']; |
280 | $file = dirname($_SERVER['PHP_SELF']) . '/img/' . $img; |
281 | $url = $proto . $host . $file; |
282 | |
283 | return '<img src="' . $url . '"' . $height . $width . ' alt="' . _b_($alt) . '" />'; |
284 | } |
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285 | |
286 | /** Build a link with an image as text |
287 | * @param params ARRAY image and location data |
288 | * @param smarty OBJECT Smarty instance associated (null if none) |
289 | * @return an image within an link |
290 | * |
291 | * All @ref makeImg and @ref makeLink parameters are supported |
292 | * if text is set, the text will be appended after the image in the link |
293 | * |
294 | * Smarty function : {imglink img=... alt=... [param1=...]} |
295 | */ |
296 | public function makeImgLink(array $params, &$smarty = null) |
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297 | { |
298 | $params['alt'] = _b_($params['alt']); |
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299 | if (!isset($params['popup'])) { |
300 | $params['popup'] = $params['alt']; |
301 | } |
302 | $img = $this->makeImg($params, $smarty); |
303 | if (isset($params['text'])) { |
304 | $img .= ' ' . $params['text']; |
305 | } |
306 | $params['text'] = $img; |
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307 | return $this->makeLink($params, $smarty); |
308 | } |
309 | |
310 | /** Redirect to the page with the given parameter |
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311 | * @ref makeURL |
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312 | */ |
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313 | public function redirect(array $params = array()) |
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314 | { |
315 | header('Location: ' . $this->makeUrl($params)); |
316 | } |
317 | } |
318 | |
319 | // {{{ function banana_trimwhitespace |
320 | |
321 | function banana_trimwhitespace($source, &$smarty) |
322 | { |
323 | $tags = array('script', 'pre', 'textarea'); |
324 | |
325 | foreach ($tags as $tag) { |
326 | preg_match_all("!<{$tag}[^>]+>.*?</{$tag}>!is", $source, ${$tag}); |
327 | $source = preg_replace("!<{$tag}[^>]+>.*?</{$tag}>!is", "&&&{$tag}&&&", $source); |
328 | } |
329 | |
330 | // remove all leading spaces, tabs and carriage returns NOT |
331 | // preceeded by a php close tag. |
332 | $source = preg_replace('/((?<!\?>)\n)[\s]+/m', '\1', $source); |
333 | |
334 | foreach ($tags as $tag) { |
335 | $source = preg_replace("!&&&{$tag}&&&!e", 'array_shift(${$tag}[0])', $source); |
336 | } |
337 | |
338 | return $source; |
339 | } |
340 | |
341 | // }}} |
342 | |
343 | |
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344 | // vim:set et sw=4 sts=4 ts=4 enc=utf-8: |
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345 | ?> |