Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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service.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\cache;
015
016 /**
017 * Class for grabbing/handling cached entries
018 */
019 class service
020 {
021 /**
022 * Cache driver.
023 *
024 * @var \phpbb\cache\driver\driver_interface
025 */
026 protected $driver;
027
028 /**
029 * The config.
030 *
031 * @var \phpbb\config\config
032 */
033 protected $config;
034
035 /**
036 * Database connection.
037 *
038 * @var \phpbb\db\driver\driver_interface
039 */
040 protected $db;
041
042 /**
043 * Root path.
044 *
045 * @var string
046 */
047 protected $phpbb_root_path;
048
049 /**
050 * PHP file extension.
051 *
052 * @var string
053 */
054 protected $php_ext;
055
056 /**
057 * Creates a cache service around a cache driver
058 *
059 * @param \phpbb\cache\driver\driver_interface $driver The cache driver
060 * @param \phpbb\config\config $config The config
061 * @param \phpbb\db\driver\driver_interface $db Database connection
062 * @param string $phpbb_root_path Root path
063 * @param string $php_ext PHP file extension
064 */
065 public function __construct(\phpbb\cache\driver\driver_interface $driver, \phpbb\config\config $config, \phpbb\db\driver\driver_interface $db, $phpbb_root_path, $php_ext)
066 {
067 $this->set_driver($driver);
068 $this->config = $config;
069 $this->db = $db;
070 $this->phpbb_root_path = $phpbb_root_path;
071 $this->php_ext = $php_ext;
072 }
073
074 /**
075 * Returns the cache driver used by this cache service.
076 *
077 * @return \phpbb\cache\driver\driver_interface The cache driver
078 */
079 public function get_driver()
080 {
081 return $this->driver;
082 }
083
084 /**
085 * Replaces the cache driver used by this cache service.
086 *
087 * @param \phpbb\cache\driver\driver_interface $driver The cache driver
088 */
089 public function set_driver(\phpbb\cache\driver\driver_interface $driver)
090 {
091 $this->driver = $driver;
092 }
093
094 public function __call($method, $arguments)
095 {
096 return call_user_func_array(array($this->driver, $method), $arguments);
097 }
098
099 /**
100 * Obtain list of naughty words and build preg style replacement arrays for use by the
101 * calling script
102 */
103 function obtain_word_list()
104 {
105 if (($censors = $this->driver->get('_word_censors')) === false)
106 {
107 $sql = 'SELECT word, replacement
108 FROM ' . WORDS_TABLE;
109 $result = $this->db->sql_query($sql);
110
111 $censors = array();
112 while ($row = $this->db->sql_fetchrow($result))
113 {
114 $censors['match'][] = get_censor_preg_expression($row['word']);
115 $censors['replace'][] = $row['replacement'];
116 }
117 $this->db->sql_freeresult($result);
118
119 $this->driver->put('_word_censors', $censors);
120 }
121
122 return $censors;
123 }
124
125 /**
126 * Obtain currently listed icons
127 */
128 function obtain_icons()
129 {
130 if (($icons = $this->driver->get('_icons')) === false)
131 {
132 // Topic icons
133 $sql = 'SELECT *
134 FROM ' . ICONS_TABLE . '
135 ORDER BY icons_order';
136 $result = $this->db->sql_query($sql);
137
138 $icons = array();
139 while ($row = $this->db->sql_fetchrow($result))
140 {
141 $icons[$row['icons_id']]['img'] = $row['icons_url'];
142 $icons[$row['icons_id']]['width'] = (int) $row['icons_width'];
143 $icons[$row['icons_id']]['height'] = (int) $row['icons_height'];
144 $icons[$row['icons_id']]['alt'] = ($row['icons_alt']) ? $row['icons_alt'] : '';
145 $icons[$row['icons_id']]['display'] = (bool) $row['display_on_posting'];
146 }
147 $this->db->sql_freeresult($result);
148
149 $this->driver->put('_icons', $icons);
150 }
151
152 return $icons;
153 }
154
155 /**
156 * Obtain ranks
157 */
158 function obtain_ranks()
159 {
160 if (($ranks = $this->driver->get('_ranks')) === false)
161 {
162 $sql = 'SELECT *
163 FROM ' . RANKS_TABLE . '
164 ORDER BY rank_min DESC';
165 $result = $this->db->sql_query($sql);
166
167 $ranks = array();
168 while ($row = $this->db->sql_fetchrow($result))
169 {
170 if ($row['rank_special'])
171 {
172 unset($row['rank_min']);
173 $ranks['special'][$row['rank_id']] = $row;
174 }
175 else
176 {
177 $ranks['normal'][$row['rank_id']] = $row;
178 }
179 }
180 $this->db->sql_freeresult($result);
181
182 $this->driver->put('_ranks', $ranks);
183 }
184
185 return $ranks;
186 }
187
188 /**
189 * Obtain allowed extensions
190 *
191 * @param mixed $forum_id If false then check for private messaging, if int then check for forum id. If true, then only return extension informations.
192 *
193 * @return array allowed extensions array.
194 */
195 function obtain_attach_extensions($forum_id)
196 {
197 if (($extensions = $this->driver->get('_extensions')) === false)
198 {
199 $extensions = array(
200 '_allowed_post' => array(),
201 '_allowed_pm' => array(),
202 );
203
204 // The rule is to only allow those extensions defined. ;)
205 $sql = 'SELECT e.extension, g.*
206 FROM ' . EXTENSIONS_TABLE . ' e, ' . EXTENSION_GROUPS_TABLE . ' g
207 WHERE e.group_id = g.group_id
208 AND (g.allow_group = 1 OR g.allow_in_pm = 1)';
209 $result = $this->db->sql_query($sql);
210
211 while ($row = $this->db->sql_fetchrow($result))
212 {
213 $extension = strtolower(trim($row['extension']));
214
215 $extensions[$extension] = array(
216 'display_cat' => (int) $row['cat_id'],
217 'download_mode' => (int) $row['download_mode'],
218 'upload_icon' => trim($row['upload_icon']),
219 'max_filesize' => (int) $row['max_filesize'],
220 'allow_group' => $row['allow_group'],
221 'allow_in_pm' => $row['allow_in_pm'],
222 'group_name' => $row['group_name'],
223 );
224
225 $allowed_forums = ($row['allowed_forums']) ? unserialize(trim($row['allowed_forums'])) : array();
226
227 // Store allowed extensions forum wise
228 if ($row['allow_group'])
229 {
230 $extensions['_allowed_post'][$extension] = (!sizeof($allowed_forums)) ? 0 : $allowed_forums;
231 }
232
233 if ($row['allow_in_pm'])
234 {
235 $extensions['_allowed_pm'][$extension] = 0;
236 }
237 }
238 $this->db->sql_freeresult($result);
239
240 $this->driver->put('_extensions', $extensions);
241 }
242
243 // Forum post
244 if ($forum_id === false)
245 {
246 // We are checking for private messages, therefore we only need to get the pm extensions...
247 $return = array('_allowed_' => array());
248
249 foreach ($extensions['_allowed_pm'] as $extension => $check)
250 {
251 $return['_allowed_'][$extension] = 0;
252 $return[$extension] = $extensions[$extension];
253 }
254
255 $extensions = $return;
256 }
257 else if ($forum_id === true)
258 {
259 return $extensions;
260 }
261 else
262 {
263 $forum_id = (int) $forum_id;
264 $return = array('_allowed_' => array());
265
266 foreach ($extensions['_allowed_post'] as $extension => $check)
267 {
268 // Check for allowed forums
269 if (is_array($check))
270 {
271 $allowed = (!in_array($forum_id, $check)) ? false : true;
272 }
273 else
274 {
275 $allowed = true;
276 }
277
278 if ($allowed)
279 {
280 $return['_allowed_'][$extension] = 0;
281 $return[$extension] = $extensions[$extension];
282 }
283 }
284
285 $extensions = $return;
286 }
287
288 if (!isset($extensions['_allowed_']))
289 {
290 $extensions['_allowed_'] = array();
291 }
292
293 return $extensions;
294 }
295
296 /**
297 * Obtain active bots
298 */
299 function obtain_bots()
300 {
301 if (($bots = $this->driver->get('_bots')) === false)
302 {
303 switch ($this->db->get_sql_layer())
304 {
305 case 'mssql_odbc':
306 case 'mssqlnative':
307 $sql = 'SELECT user_id, bot_agent, bot_ip
308 FROM ' . BOTS_TABLE . '
309 WHERE bot_active = 1
310 ORDER BY LEN(bot_agent) DESC';
311 break;
312
313 // LENGTH supported by MySQL, IBM DB2 and Oracle for sure...
314 default:
315 $sql = 'SELECT user_id, bot_agent, bot_ip
316 FROM ' . BOTS_TABLE . '
317 WHERE bot_active = 1
318 ORDER BY LENGTH(bot_agent) DESC';
319 break;
320 }
321 $result = $this->db->sql_query($sql);
322
323 $bots = array();
324 while ($row = $this->db->sql_fetchrow($result))
325 {
326 $bots[] = $row;
327 }
328 $this->db->sql_freeresult($result);
329
330 $this->driver->put('_bots', $bots);
331 }
332
333 return $bots;
334 }
335
336 /**
337 * Obtain cfg file data
338 */
339 function obtain_cfg_items($style)
340 {
341 $parsed_array = $this->driver->get('_cfg_' . $style['style_path']);
342
343 if ($parsed_array === false)
344 {
345 $parsed_array = array();
346 }
347
348 $filename = $this->phpbb_root_path . 'styles/' . $style['style_path'] . '/style.cfg';
349
350 if (!file_exists($filename))
351 {
352 return $parsed_array;
353 }
354
355 if (!isset($parsed_array['filetime']) || (($this->config['load_tplcompile'] && @filemtime($filename) > $parsed_array['filetime'])))
356 {
357 // Re-parse cfg file
358 $parsed_array = parse_cfg_file($filename);
359 $parsed_array['filetime'] = @filemtime($filename);
360
361 $this->driver->put('_cfg_' . $style['style_path'], $parsed_array);
362 }
363
364 return $parsed_array;
365 }
366
367 /**
368 * Obtain disallowed usernames
369 */
370 function obtain_disallowed_usernames()
371 {
372 if (($usernames = $this->driver->get('_disallowed_usernames')) === false)
373 {
374 $sql = 'SELECT disallow_username
375 FROM ' . DISALLOW_TABLE;
376 $result = $this->db->sql_query($sql);
377
378 $usernames = array();
379 while ($row = $this->db->sql_fetchrow($result))
380 {
381 $usernames[] = str_replace('%', '.*?', preg_quote(utf8_clean_string($row['disallow_username']), '#'));
382 }
383 $this->db->sql_freeresult($result);
384
385 $this->driver->put('_disallowed_usernames', $usernames);
386 }
387
388 return $usernames;
389 }
390 }
391