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/forum/gym_sitemaps/includes/gym_sitemaps.php

https://github.com/GreyTeardrop/socionicasys-forum
PHP | 659 lines | 483 code | 5 blank | 171 comment | 92 complexity | bf07c40d5adc50c6bad8786995dac5a5 MD5 | raw file
Possible License(s): AGPL-1.0, LGPL-3.0, MPL-2.0-no-copyleft-exception 
    

  1. <?php
    2. 

  2. /**
    3. 

  3. *
    4. 

  4. * @package phpBB SEO GYM Sitemaps
    5. 

  5. * @version $Id: gym_sitemaps.php 272 2010-11-21 13:56:31Z dcz $
    6. 

  6. * @copyright (c) 2006 - 2010 www.phpbb-seo.com
    7. 

  7. * @license http://opensource.org/osi3.0/licenses/lgpl-license.php GNU Lesser General Public License
    8. 

  8. *
    9. 

  9. */
    10. 

  10. // First basic security
    11. 

  11. if ( !defined('IN_PHPBB') ) {
    12. 

  12. 	exit;
    13. 

  13. }
    14. 

  14. require_once($phpbb_root_path . 'gym_sitemaps/includes/gym_common.' . $phpEx);
    15. 

  15. // For Compatibility with the phpBB SEO mod rewrites
    16. 

  16. if (empty($phpbb_seo)) {
    17. 

  17. 	require_once($phpbb_root_path . 'gym_sitemaps/includes/phpbb_seo_class_light.' . $phpEx);
    18. 

  18. 	$phpbb_seo = new phpbb_seo();
    19. 

  19. 	define('STARTED_LIGHT', true);
    20. 

  20. }
    21. 

  21. /**
    22. 

  22. * gym_sitemaps Class
    23. 

  23. * www.phpBB-SEO.com
    24. 

  24. * @package phpBB SEO
    25. 

  25. */
    26. 

  26. class gym_sitemaps {
    27. 

  27. 	// $_GET vars
    28. 

  28. 	var $actions = array();
    29. 

  29. 	// Working vars
    30. 

  30. 	var $gym_config = array();
    31. 

  31. 	var $override = array();
    32. 

  32. 	var $override_type = array();
    33. 

  33. 	var $gym_output;
    34. 

  34. 	var $output_data = array();
    35. 

  35. 	var $cache_config = array();
    36. 

  36. 	var $yahoo_config = array();
    37. 

  37. 	var $ext_config = array();
    38. 

  38. 	var $gzip_config = array();
    39. 

  39. 	var $style_config = array();
    40. 

  40. 	var $gym_auth = array();
    41. 

  41. 	var $module_auth = array();
    42. 

  42. 	/**
    43. 

  43. 	* constuctor
    44. 

  44. 	*/
    45. 

  45. 	function gym_sitemaps($action_type = '') {
    46. 

  46. 		global $phpEx, $phpbb_seo, $user, $config, $phpbb_root_path, $_action_types, $_override_types, $auth;
    47. 

  47. 		$start_time = $phpbb_seo->microtime_float();
    48. 

  48. 		// Set default values
    49. 

  49. 		$this->gym_config = $this->actions = array();
    50. 

  50. 		$this->override_type = $_override_types;
    51. 

  51. 		$this->actions['action_types'] = $_action_types;
    52. 

  52. 		$this->actions['action_type'] = in_array($action_type, $this->actions['action_types']) ? $action_type : '';
    53. 

  53. 		$this->actions['extra_params'] = $this->actions['extra_params_full'] = $this->actions['auth_param'] = $this->actions['sql_report_msg'] = '';
    54. 

  54. 		$this->actions['auth_guest_list'] = $this->actions['auth_guest_read'] = $this->actions['auth_view_list'] = $this->actions['auth_read_list'] = array();
    55. 

  55. 		$this->actions['robots_patterns'] = array();
    56. 

  56. 		if (empty($this->actions['action_type']) ) {
    57. 

  57. 			$this->gym_error(403, '', __FILE__, __LINE__);
    58. 

  58. 		}
    59. 

  59. 		// Grab required config
    60. 

  60. 		obtain_gym_config($this->actions['action_type'], $this->gym_config);
    61. 

  61. 		if (empty($this->gym_config) ) {
    62. 

  62. 			$this->gym_error(404, '', __FILE__, __LINE__);
    63. 

  63. 		}
    64. 

  64. 		// Set the overidding options
    65. 

  65. 		$this->set_override();
    66. 

  66. 		$this->path_config = array('gym_path' => $phpbb_root_path . 'gym_sitemaps/',
    67. 

  67. 			'gym_img_url' => $phpbb_seo->seo_path['phpbb_url'] . 'gym_sitemaps/images/');
    68. 

  68. 		// The main array
    69. 

  69. 		$this->output_data = array('microtime'=> $start_time,
    70. 

  70. 			'time'	=> time(),
    71. 

  71. 			'mem_usage' => 0,
    72. 

  72. 			'gen_data' => '',
    73. 

  73. 			'gen_out' => '',
    74. 

  74. 			'url_sofar' => 0,
    75. 

  75. 			'url_sofar_total' => 0,
    76. 

  76. 			'showstats' => 0,
    77. 

  77. 			'data' => '',
    78. 

  78. 			'expires_time' => 0,
    79. 

  79. 		);
    80. 

  80. 		// Ceck the day interval and reset pinged
    81. 

  81. 		if (@$config['gym_today'] < $this->output_data['time']) {
    82. 

  82. 			set_config('gym_today', $this->output_data['time'] + 3600*24, 1);
    83. 

  83. 			set_config('gym_pinged_today', 0, 1);
    84. 

  84. 		}
    85. 

  85. 		$this->url_config = array( 'start_default' => '&amp;start=',
    86. 

  86. 			'google_default' => "sitemap.$phpEx",
    87. 

  87. 			'html_default' => "map.$phpEx",
    88. 

  88. 			'rss_default' => "gymrss.$phpEx",
    89. 

  89. 			'gzip_ext_out' => '',
    90. 

  90. 			'zero_dupe' => (boolean) $this->gym_config['gym_zero_dupe'],
    91. 

  91. 			'uri' => $phpbb_seo->seo_path['uri'],
    92. 

  92. 			'current' => '',
    93. 

  93. 			'modrewrite' => false,
    94. 

  94. 		);
    95. 

  95. 		$this->gzip_config = array('gzip_level' => (int) $this->gym_config['gym_gzip_level']);
    96. 

  96. 		$this->cache_config = array(
    97. 

  97. 			'do_cache' => true, // this is used when preventing the caching of private content.
    98. 

  98. 			'cached' => 'false',
    99. 

  99. 			'mod_since' => (boolean) $this->gym_config['gym_mod_since'],
    100. 

  100. 		);
    101. 

  101. 		// init $gym_auth
    102. 

  102. 		$this->gym_auth = array(
    103. 

  103. 			'admin' => $auth->acl_gets('a_') ? true : false,
    104. 

  104. 			'globalmod' => $auth->acl_getf_global('m_') ? true : false,
    105. 

  105. 			'reg' => $user->data['is_registered'] ? true : false,
    106. 

  106. 			'guest' => $user->data['is_registered'] ? false : true,
    107. 

  107. 			'all' => true,
    108. 

  108. 			'none' => false,
    109. 

  109. 		);
    110. 

  110. 		// Workaround for error message handling
    111. 

  111. 		$phpbb_seo->file_hbase['map'] = $phpbb_seo->file_hbase['gymrss'] = $phpbb_seo->file_hbase['sitemap'] = $phpbb_seo->seo_path['phpbb_url'];
    112. 

  112. 		// Clear buffer, just in case it was started elswhere
    113. 

  113. 		while (@ob_end_clean());
    114. 

  114. 		return;
    115. 

  115. 	}
    116. 

  116. 	/**
    117. 

  117. 	* init_get_vars ().
    118. 

  118. 	* Get and check the basic get vars
    119. 

  119. 	* @access private
    120. 

  120. 	*/
    121. 

  121. 	function init_get_vars() {
    122. 

  122. 		// Builds the action_modules array
    123. 

  123. 		$this->init_action_modules();
    124. 

  124. 		// Basic options : gymfile.php?var(=value)
    125. 

  125. 		$this->actions['module_main'] = $this->actions['module_sub'] = '';
    126. 

  126. 		foreach ($this->actions['action_modules'] as $module) {
    127. 

  127. 			if (isset($_GET[$module])) {
    128. 

  128. 				$this->actions['module_main'] = $module;
    129. 

  129. 				$this->actions['module_sub'] = !empty($_GET[$module]) ? trim(utf8_htmlspecialchars(str_replace(array("\n", "\r", "\0"), '', $_GET[$module]))) : '';
    130. 

  130. 				unset($_GET[$module]);
    131. 

  131. 			}
    132. 

  132. 		}
    133. 

  133. 		return;
    134. 

  134. 	}
    135. 

  135. 	/**
    136. 

  136. 	* init_action_modules ().
    137. 

  137. 	* Build the autogenerated array of all expected actions
    138. 

  138. 	* @access private
    139. 

  139. 	*/
    140. 

  140. 	function init_action_modules() {
    141. 

  141. 		global $cache, $phpEx;
    142. 

  142. 		if (($this->actions['action_modules'] = $cache->get('_gym_action_' . $this->actions['action_type'])) === false) {
    143. 

  143. 			$this->actions['action_modules'] = array();
    144. 

  144. 			$dir = @opendir( $this->path_config['gym_path'] . 'modules' );
    145. 

  145. 			$action_from_file = '';
    146. 

  146. 			while( ($file = @readdir($dir)) !== FALSE ) {
    147. 

  147. 				if(preg_match('`^' . $this->actions['action_type'] . '_[a-z0-9_-]+\.' . $phpEx . '$`i', $file)) {
    148. 

  148. 					$action_from_file = trim(str_replace( $this->actions['action_type'] . '_', '' , str_replace('.' . $phpEx , '' ,$file)), "/");
    149. 

  149. 					if (@$this->gym_config[$this->actions['action_type'] . '_' . $action_from_file . '_installed']) {
    150. 

  150. 						$this->actions['action_modules'][$action_from_file] = $action_from_file;
    151. 

  151. 					}
    152. 

  152. 				}
    153. 

  153. 			}
    154. 

  154. 			@closedir($dir);
    155. 

  155. 			$cache->put('_gym_action_' . $this->actions['action_type'], $this->actions['action_modules']);
    156. 

  156. 		}
    157. 

  157. 	}
    158. 

  158. 	/**
    159. 

  159. 	* load_modules ( $module_type, $method = '' ).
    160. 

  160. 	* loads all modules for a given action_type
    161. 

  161. 	* Optional, starts a method
    162. 

  162. 	* @access private
    163. 

  163. 	*/
    164. 

  164. 	function load_modules( $method = ''  ) {
    165. 

  165. 		foreach ( $this->actions['action_modules'] as $module ) {
    166. 

  166. 			$this->load_module( $this->actions['action_type'] . "_$module", $method);
    167. 

  167. 		}
    168. 

  168. 	}
    169. 

  169. 	/**
    170. 

  170. 	* load_module ( $module_class, $method = '' ).
    171. 

  171. 	* loads a module for a given action
    172. 

  172. 	* Optional, starts a method
    173. 

  173. 	* @access private
    174. 

  174. 	*/
    175. 

  175. 	function load_module( $module_class, $method = '', $return = false ) {
    176. 

  176. 		global $phpEx;
    177. 

  177. 		$module_file = $this->path_config['gym_path'] . 'modules/' . $module_class . '.' . $phpEx;
    178. 

  178. 		if ( !empty($this->gym_config[$module_class . '_installed']) && file_exists($module_file) ) {
    179. 

  179. 			include_once($module_file);
    180. 

  180. 			if (class_exists($module_class)) {
    181. 

  181. 				$gym_module = new $module_class($this);
    182. 

  182. 				if ( !empty($method) && method_exists($gym_module, $method)) {
    183. 

  183. 					$gym_module->$method();
    184. 

  184. 				}
    185. 

  185. 				if ($return) {
    186. 

  186. 					return $gym_module;
    187. 

  187. 				}
    188. 

  188. 			}
    189. 

  189. 		} else {
    190. 

  190. 			$this->gym_error(500, '', __FILE__, __LINE__);
    191. 

  191. 		}
    192. 

  192. 	}
    193. 

  193. 	/**
    194. 

  194. 	* gym_init_output ()
    195. 

  195. 	* In case we need to hanlde the output
    196. 

  196. 	* @access private
    197. 

  197. 	*/
    198. 

  198. 	function gym_init_output() {
    199. 

  199. 		global $phpEx;
    200. 

  200. 		include_once($this->path_config['gym_path'] . 'includes/gym_output.' . $phpEx);
    201. 

  201. 		$this->gym_output = new gym_output($this);
    202. 

  202. 	}
    203. 

  203. 	/**
    204. 

  204. 	* gym_auth_value()
    205. 

  205. 	* @access private
    206. 

  206. 	*/
    207. 

  207. 	function gym_auth_value($value) {
    208. 

  208. 		return !empty($this->gym_auth[$value]);
    209. 

  209. 	}
    210. 

  210. 	/**
    211. 

  211. 	* set_module_option($config_key, $override ='')
    212. 

  212. 	* will check if a module config value is available
    213. 

  213. 	* Set it or use the main type default value or the main global value
    214. 

  214. 	* Globale module value is used when cyclying through modules ( $this->actions['module_main'] = '' )
    215. 

  215. 	* $override = global => global config
    216. 

  216. 	* $override = output_type => module config
    217. 

  217. 	* $override = module => sub module config
    218. 

  218. 	* degrades to the global config in case there is no better otpion
    219. 

  219. 	* @access private
    220. 

  220. 	*/
    221. 

  221. 	function set_module_option($config_key, $override = OVERRIDE_MODULE) {
    222. 

  222. 		$cond = '';
    223. 

  223. 		// Check if we have a sub module option
    224. 

  224. 		if ( ($override == OVERRIDE_MODULE) && @isset($this->gym_config[$this->actions['action_type'] . '_' . $this->actions['module_main'] . "_$config_key"]) ) {
    225. 

  225. 			return $this->gym_config[$this->actions['action_type'] . '_' . $this->actions['module_main'] . "_$config_key"];
    226. 

  226. 		}
    227. 

  227. 		// Else look for an output type option
    228. 

  228. 		if ( ($override != OVERRIDE_GLOBAL) && @isset($this->gym_config[$this->actions['action_type'] . "_$config_key"]) ) {
    229. 

  229. 			return $this->gym_config[$this->actions['action_type'] . "_$config_key"];
    230. 

  230. 

  231. 		}
    232. 

  232. 		// Else return the global config value or the next available valid option from the output type to the module level or null
    233. 

  233. 		return isset($this->gym_config["gym_$config_key"]) ? $this->gym_config["gym_$config_key"] : ( @isset($this->gym_config[$this->actions['action_type'] . "_$config_key"]) ? $this->gym_config[$this->actions['action_type'] . "_$config_key"] : ( @isset($this->gym_config[$this->actions['action_type'] . '_' . $this->actions['module_main'] . "_$config_key"]) ? $this->gym_config[$this->actions['action_type'] . '_' . $this->actions['module_main'] . "_$config_key"] : null) );
    234. 

  234. 	}
    235. 

  235. 	/**
    236. 

  236. 	* set_override()
    237. 

  237. 	* Will set the three levels of overriding
    238. 

  238. 	*/
    239. 

  239. 	function set_override() {
    240. 

  240. 		foreach ($this->override_type as $type) {
    241. 

  241. 			$this->override[$type] = $this->_set_override($type);
    242. 

  242. 		}
    243. 

  243. 		$this->override[$this->actions['action_type']] = $this->gym_config[$this->actions['action_type'] . '_override'];
    244. 

  244. 		return;
    245. 

  245. 	}
    246. 

  246. 	/**
    247. 

  247. 	* _set_override()
    248. 

  248. 	* helper for set_override()
    249. 

  249. 	*/
    250. 

  250. 	function _set_override($type) {
    251. 

  251. 		$main_key = 'gym_override_' . $type;
    252. 

  252. 		$mode_key = $this->actions['action_type'] . '_override_' . $type;
    253. 

  253. 	//	$module_key = !empty($this->actions['module_main']) ? $this->actions['action_type'] . '_' . $this->actions['module_main'] . '_override_' . $type : 0;
    254. 

  254. 		if ($this->gym_config['gym_override']) { // if top level overrinding is activated
    255. 

  255. 			return ($this->gym_config[$main_key] != OVERRIDE_GLOBAL)  ? ($this->gym_config[$mode_key] != OVERRIDE_GLOBAL ? $this->gym_config[$mode_key] : $this->gym_config[$main_key]) : OVERRIDE_GLOBAL;
    256. 

  256. 		} else {
    257. 

  257. 			return $this->gym_config[$mode_key];
    258. 

  258. 		}
    259. 

  259. 	}
    260. 

  260. 	/**
    261. 

  261. 	 * xml_encode()
    262. 

  262. 	 * helper
    263. 

  263. 	 */
    264. 

  264. 	function xml_encode($utf8_string) {
    265. 

  265. 		static $find = array('&', '<', '>');
    266. 

  266. 		static $replace = array('&#x26;', '&#x3C;', '&#x3E;');
    267. 

  267. 		return numeric_entify_utf8(str_replace($find, $replace, $utf8_string));
    268. 

  268. 	}
    269. 

  269. 	/**
    270. 

  270. 	* check_forum_auth()
    271. 

  271. 	* Returns various forum auth and properties
    272. 

  272. 	*/
    273. 

  273. 	function check_forum_auth($guest_auth = true) {
    274. 

  274. 		global $auth, $db, $user, $cache;
    275. 

  275. 		$forum_auth_list = array('list' => array(), 'read' => array(), 'list_post' => array(), 'read_post' => array(), 'public_list' => array(), 'public_read' => array(), 'skip_pass' => array(), 'skip_cat' => array(), 'skip_all' => array(), 'skip_link' => array());
    276. 

  276. 		$need_cache = false;
    277. 

  277. 		$cache_file = '_gym_auth_forum_guest';
    278. 

  278. 		// First check the public forum list
    279. 

  279. 		if (($forum_auth_list = $cache->get($cache_file)) === false) {
    280. 

  280. 			$forum_auth_list = array('list' => array(), 'read' => array(), 'list_post' => array(), 'read_post' => array(), 'public_list' => array(), 'public_read' => array(), 'skip_pass' => array(), 'skip_cat' => array(), 'skip_all' => array(), 'skip_link' => array());
    281. 

  281. 			$guest_data = array('user_id' => ANONYMOUS,
    282. 

  282. 				'user_type' => USER_IGNORE,
    283. 

  283. 				'user_permissions' . (defined('XLANG_AKEY') ? XLANG_AKEY : '') => '',
    284. 

  284. 			);
    285. 

  285. 			$g_auth = new auth();
    286. 

  286. 			$g_auth->acl($guest_data);
    287. 

  287. 			// the forum id array
    288. 

  288. 			$forum_list_ary = $g_auth->acl_getf('f_list', true);
    289. 

  289. 			foreach ($forum_list_ary as $forum_id => $null) {
    290. 

  290. 				$forum_auth_list['list'][$forum_id] = (int) $forum_id;
    291. 

  291. 			}
    292. 

  292. 			$forum_read_ary = $g_auth->acl_getf('f_read', true);
    293. 

  293. 			foreach ($forum_read_ary as $forum_id => $null) {
    294. 

  294. 				$forum_auth_list['read'][$forum_id] = (int) $forum_id;
    295. 

  295. 			}
    296. 

  296. 			ksort($forum_auth_list['list']);
    297. 

  297. 			ksort($forum_auth_list['read']);
    298. 

  298. 			$sql = "SELECT forum_id, forum_type, forum_password
    299. 

  299. 				FROM " . FORUMS_TABLE . "
    300. 

  300. 				WHERE	forum_type <> " . FORUM_POST . " OR forum_password <> ''";
    301. 

  301. 			$result = $db->sql_query($sql);
    302. 

  302. 			while ( $row = $db->sql_fetchrow($result) ) {
    303. 

  303. 				$forum_id = (int) $row['forum_id'];
    304. 

  304. 				if ($row['forum_password']) {
    305. 

  305. 					$forum_auth_list['skip_pass'][$forum_id] = $forum_id;
    306. 

  306. 				}
    307. 

  307. 				if ($row['forum_type'] == FORUM_CAT) {
    308. 

  308. 					$forum_auth_list['skip_cat'][$forum_id] = $forum_id;
    309. 

  309. 				} else if ($row['forum_type'] == FORUM_LINK) {
    310. 

  310. 					$forum_auth_list['skip_link'][$forum_id] = $forum_id;
    311. 

  311. 				}
    312. 

  312. 				$forum_auth_list['skip_all'][$forum_id] = $forum_id;
    313. 

  313. 			}
    314. 

  314. 			$db->sql_freeresult($result);
    315. 

  315. 			ksort($forum_auth_list['skip_pass']);
    316. 

  316. 			ksort($forum_auth_list['skip_all']);
    317. 

  317. 			ksort($forum_auth_list['skip_link']);
    318. 

  318. 			ksort($forum_auth_list['skip_cat']);
    319. 

  319. 			// Never mind about fourm links
    320. 

  320. 			$forum_auth_list['read'] = array_diff_assoc($forum_auth_list['read'], $forum_auth_list['skip_link']);
    321. 

  321. 			$forum_auth_list['list'] = array_diff_assoc($forum_auth_list['list'], $forum_auth_list['skip_link']);
    322. 

  322. 			ksort($forum_auth_list['read']);
    323. 

  323. 			ksort($forum_auth_list['list']);
    324. 

  324. 			$forum_auth_list['list_post'] = array_diff_assoc($forum_auth_list['list'], $forum_auth_list['skip_all']);
    325. 

  325. 			$forum_auth_list['read_post'] = array_diff_assoc($forum_auth_list['read'], $forum_auth_list['skip_all']);
    326. 

  326. 			$forum_auth_list['public_list'] = array_diff_assoc($forum_auth_list['list'], $forum_auth_list['skip_pass']);
    327. 

  327. 			$forum_auth_list['public_read'] = array_diff_assoc($forum_auth_list['read'], $forum_auth_list['skip_pass']);
    328. 

  328. 			$cache->put($cache_file, $forum_auth_list);
    329. 

  329. 		}
    330. 

  330. 

  331. 		$this->module_auth['forum'] = & $forum_auth_list;
    332. 

  332. 		if ($guest_auth) { // sometime, we need to only check guest auths, even if user is registered
    333. 

  333. 			$this->actions['auth_param'] = implode('-', $forum_auth_list['read_post']);
    334. 

  334. 			return $forum_auth_list['read_post'];
    335. 

  335. 		}
    336. 

  336. 		// else handle the real auth
    337. 

  337. 		$forum_auth_list['read'] = $forum_auth_list['list'] = array();
    338. 

  338. 		$forum_list_ary = $auth->acl_getf('f_list', true);
    339. 

  339. 		foreach ($forum_list_ary as $forum_id => $null) {
    340. 

  340. 			$forum_auth_list['list'][$forum_id] = (int) $forum_id;
    341. 

  341. 		}
    342. 

  342. 		$forum_read_ary = $auth->acl_getf('f_read', true);
    343. 

  343. 		foreach ($forum_read_ary as $forum_id => $null) {
    344. 

  344. 			$forum_auth_list['read'][$forum_id] = (int) $forum_id;
    345. 

  345. 		}
    346. 

  346. 		ksort($forum_auth_list['list']);
    347. 

  347. 		ksort($forum_auth_list['read']);
    348. 

  348. 		$forum_auth_list['list'] = array_diff_assoc($forum_auth_list['list'], $forum_auth_list['skip_link']);
    349. 

  349. 		$forum_auth_list['read'] = array_diff_assoc($forum_auth_list['read'], $forum_auth_list['skip_link']);
    350. 

  350. 		$forum_auth_list['list_post'] = array_diff_assoc($forum_auth_list['list'], $forum_auth_list['skip_all']);
    351. 

  351. 		$forum_auth_list['read_post'] = array_diff_assoc($forum_auth_list['read'], $forum_auth_list['skip_all']);
    352. 

  352. 

  353. 		$this->actions['auth_param'] = implode('-', $forum_auth_list['read_post']);
    354. 

  354. 		return $forum_auth_list['read_post'];
    355. 

  355. 	}
    356. 

  356. 	/**
    357. 

  357. 	* Smiley processing, the phpBB3 function, but, with absolute linking
    358. 

  358. 	* a little optimization and regular config bypass.
    359. 

  359. 	*/
    360. 

  360. 	function smiley_text($text, $force_option = false) {
    361. 

  361. 		global $config, $user, $phpbb_seo;
    362. 

  362. 		static $viewsmilies;
    363. 

  363. 		if (!isset($viewsmilies)) { // Costs less than optionget ;-)
    364. 

  364. 			$viewsmilies = $user->optionget('viewsmilies');
    365. 

  365. 		}
    366. 

  366. 		if ($force_option || !$viewsmilies) {
    367. 

  367. 			return preg_replace('#<!\-\- s(.*?) \-\-><img src="\{SMILIES_PATH\}\/.*? \/><!\-\- s\1 \-\->#', '\1', $text);
    368. 

  368. 		} else {
    369. 

  369. 			return preg_replace('#<!\-\- s(.*?) \-\-><img src="\{SMILIES_PATH\}\/(.*?) \/><!\-\- s\1 \-\->#', '<img src="' . $phpbb_seo->seo_path['phpbb_url'] . $config['smilies_path'] . '/\2 />', $text);
    370. 

  370. 		}
    371. 

  371. 	}
    372. 

  372. 	/**
    373. 

  373. 	* obtain_robots_disallows()
    374. 

  374. 	* obtain the eventual robots.txt exclusions
    375. 

  375. 	* and parse them into a patern array for later use
    376. 

  376. 	* @access private
    377. 

  377. 	*/
    378. 

  378. 	function obtain_robots_disallows() {
    379. 

  379. 		global $phpbb_root_path, $phpbb_seo, $cache, $phpEx;
    380. 

  380. 		if (function_exists('file_get_contents')) {
    381. 

  381. 			// Build the domain root path
    382. 

  382. 			$phpbb_real_path = trim(phpbb_realpath($phpbb_root_path), '/');
    383. 

  383. 			$root_real_path = str_replace(trim($phpbb_seo->seo_path['phpbb_script'], '/'), '', $phpbb_real_path);
    384. 

  384. 			if (file_exists($root_real_path . '/robots.txt')) {
    385. 

  385. 				$time_created = filemtime($root_real_path . '/robots.txt');
    386. 

  386. 				if (($this->actions['robots_patterns'] = $cache->get('_gym_config_robots_regex' )) === false) {
    387. 

  387. 					$robots = file_get_contents($root_real_path . '/robots.txt');
    388. 

  388. 					preg_match_all('`^Disallow[\s]*:[\s]*([a-z0-9_\.&;\?,:/-]+)[\s]*$`im', $robots, $matches,PREG_SET_ORDER);
    389. 

  389. 					if (!empty($matches[0][1])) {
    390. 

  390. 						foreach ($matches as $match) {
    391. 

  391. 							if (!empty($match[1])) {
    392. 

  392. 								$this->actions['robots_patterns'][] = $phpbb_seo->seo_path['root_url'] . trim($match[1], '/');
    393. 

  393. 							}
    394. 

  394. 						}
    395. 

  395. 					}
    396. 

  396. 					$this->actions['robots_patterns']['date'] = $time_created;
    397. 

  397. 					$cache->put('_gym_config_robots_regex' , $this->actions['robots_patterns']);
    398. 

  398. 				} elseif ($this->actions['robots_patterns']['date'] < $time_created) { // robots.tx was updated
    399. 

  399. 					$cache->destroy('_gym_config_robots_regex');
    400. 

  400. 					$this->obtain_robots_disallows();
    401. 

  401. 				}
    402. 

  402. 

  403. 			}
    404. 

  404. 		}
    405. 

  405. 		return;
    406. 

  406. 	}
    407. 

  407. 	/**
    408. 

  408. 	* is_robots_disallowed()
    409. 

  409. 	* checks if an url is disallowed by the robots.txt patterns
    410. 

  410. 	* @access private
    411. 

  411. 	*/
    412. 

  412. 	function is_robots_disallowed($url) {
    413. 

  413. 		if (!empty($this->actions['robots_patterns'])) {
    414. 

  414. 			foreach($this->actions['robots_patterns'] as $pattern) {
    415. 

  415. 				if (stripos( $url, $pattern) !== false) {
    416. 

  416. 					return true;
    417. 

  417. 				}
    418. 

  418. 			}
    419. 

  419. 		}
    420. 

  420. 		return false;
    421. 

  421. 	}
    422. 

  422. 	/**
    423. 

  423. 	* set_exclude_list($id_list) will build up the public unauthed ids
    424. 

  424. 	* @access private
    425. 

  425. 	*/
    426. 

  426. 	function set_exclude_list($id_list) {
    427. 

  427. 		$exclude_list = empty($id_list) ? array() : explode(',', $id_list);
    428. 

  428. 		$ret = array();
    429. 

  429. 		foreach ($exclude_list as $value ) {
    430. 

  430. 			$value = (int) trim($value);
    431. 

  431. 			if (!empty($value)) {
    432. 

  432. 				$ret[$value] = $value;
    433. 

  433. 			}
    434. 

  434. 		}
    435. 

  435. 		return $ret;
    436. 

  436. 	}
    437. 

  437. 	/**
    438. 

  438. 	* set_exclude_list($id_list) will build up the public unauthed ids
    439. 

  439. 	* This method is deprecated since 2.0.RC2
    440. 

  440. 	* @access private
    441. 

  441. 	*/
    442. 

  442. 	function set_not_in_list($id_list = array(), $field = '', $and = '') {
    443. 

  443. 		if ( !empty($id_list) && is_array($id_list) ) {
    444. 

  444. 			$not_in_id_sql = " $field NOT IN (" . implode(",", array_map('intval', $id_list)) . ") $and ";
    445. 

  445. 		} else {
    446. 

  446. 			$not_in_id_sql = '';
    447. 

  447. 		}
    448. 

  448. 		return $not_in_id_sql;
    449. 

  449. 	}
    450. 

  450. 	/**
    451. 

  451. 	* is_forum_public($forum_id) Will tell if a forum is publicly viewable or listable (auth guest)
    452. 

  452. 	* @access private
    453. 

  453. 	*/
    454. 

  454. 	function is_forum_public($forum_id, $type = 'read') {
    455. 

  455. 		$type = $type === 'list' ? 'list' : 'read';
    456. 

  456. 		return (boolean) isset($this->actions["auth_guest_$type"][$forum_id]);
    457. 

  457. 	}
    458. 

  458. 

  459. 	// --> Others <--
    460. 

  460. 	/**
    461. 

  461. 	* init_url_rewrite()
    462. 

  462. 	*/
    463. 

  463. 	function init_url_rewrite($modr = false, $type = 0) {
    464. 

  464. 		global $phpbb_seo, $phpEx;
    465. 

  465. 		$this->url_config['modrewrite'] = $modr ? true : false;
    466. 

  466. 		// Mod rewrite type auto detection
    467. 

  467. 		$this->url_config['modrtype'] = !empty($phpbb_seo->modrtype) ? max(0, (int) $phpbb_seo->modrtype) : max(0, (int) $type);
    468. 

  468. 		if (!@isset($phpbb_seo->seo_opt['url_rewrite'])) {
    469. 

  469. 			$phpbb_seo->seo_opt['url_rewrite'] = $this->url_config['modrtype'] > 0 ? true : false;
    470. 

  470. 		}
    471. 

  471. 		// make sure virtual_folder uses the proper value
    472. 

  472. 		$phpbb_seo->seo_opt['virtual_folder'] = $this->url_config['modrtype'] ? $phpbb_seo->seo_opt['virtual_folder'] : false;
    473. 

  473. 		$this->url_config['forum_start_tpl'] = $this->url_config['start_default'] . '%1$d';
    474. 

  474. 		$this->url_config['topic_start_tpl'] = $this->url_config['start_default'] . '%1$d';
    475. 

  475. 		$this->url_config['forum_tpl'] = "viewforum.$phpEx?f=%1\$d";
    476. 

  476. 		$this->url_config['topic_tpl'] = "viewtopic.$phpEx?f=%1\$d&amp;t=%2\$d";
    477. 

  477. 		if (!$phpbb_seo->seo_opt['url_rewrite']) {
    478. 

  478. 			$this->url_config['forum_index'] = "index.$phpEx";
    479. 

  479. 			$phpbb_seo->seo_opt['virtual_folder'] = false;
    480. 

  480. 			$this->url_config['forum_ext'] = '';
    481. 

  481. 			$this->url_config['topic_ext'] = '';
    482. 

  482. 		} else {
    483. 

  483. 			$this->url_config['forum_index'] = !empty($phpbb_seo->seo_static['index']) ? $phpbb_seo->seo_static['index'] . $phpbb_seo->seo_ext['index'] : '';
    484. 

  484. 			if ($this->url_config['modrtype'] >= 1) { // Simple mod rewrite, default is none (0)
    485. 

  485. 				$this->url_config['forum_ext'] = $phpbb_seo->seo_ext['forum'];
    486. 

  486. 				$this->url_config['topic_ext'] = $phpbb_seo->seo_ext['topic'];
    487. 

  487. 				$this->url_config['forum_start_tpl'] = $phpbb_seo->seo_opt['virtual_folder'] ? '/' . $phpbb_seo->seo_static['pagination'] . '%1$d' . $phpbb_seo->seo_ext['pagination'] : $phpbb_seo->seo_delim['start'] . '%1$d' . $this->url_config['forum_ext'];
    488. 

  488. 				$this->url_config['topic_start_tpl'] = $this->url_config['topic_ext'] == '/' ? '/' . $phpbb_seo->seo_static['pagination'] . '%1$d' . $phpbb_seo->seo_ext['pagination'] : $phpbb_seo->seo_delim['start'] . '%1$d' . $this->url_config['topic_ext'];
    489. 

  489. 			}
    490. 

  490. 			if ($this->url_config['modrtype'] >= 2) { // +Mixed
    491. 

  491. 			}
    492. 

  492. 			if ($this->url_config['modrtype'] >= 3) { // +Advanced
    493. 

  493. 			}
    494. 

  494. 		}
    495. 

  495. 	}
    496. 

  496. 	/**
    497. 

  497. 	* forum_url() builds forum url with proper options
    498. 

  498. 	* Suffixe is not added here, to properly deal with pagination
    499. 

  499. 	*/
    500. 

  500. 	function forum_url($forum_name, $forum_id) {
    501. 

  501. 		global $phpbb_seo;
    502. 

  502. 		return $phpbb_seo->seo_opt['url_rewrite'] ? $phpbb_seo->set_url($forum_name, $forum_id, 'forum') : sprintf($this->url_config['forum_tpl'], $forum_id);
    503. 

  503. 	}
    504. 

  504. 	/**
    505. 

  505. 	* topic_url($topic_title, $topic_id, $forum_url, $forum_id) builds forum url with proper options
    506. 

  506. 	* Suffixe is not added here, to properly deal with pagination
    507. 

  507. 	*/
    508. 

  508. 	function topic_url($topic_data, $forum_id, $forum_url = '') {
    509. 

  509. 		global $phpbb_seo;
    510. 

  510. 		return $phpbb_seo->seo_opt['url_rewrite'] ? $phpbb_seo->prepare_iurl($topic_data, 'topic', trim($forum_url, '/')) : sprintf($this->url_config['topic_tpl'], $forum_id, (int) $topic_data['topic_id']);
    511. 

  511. 	}
    512. 

  512. 	/**
    513. 

  513. 	* Returns usable start param
    514. 

  514. 	* -xx | /pagexx.html
    515. 

  515. 	*/
    516. 

  516. 	function set_start($type, $start) {
    517. 

  517. 		global $phpbb_seo;
    518. 

  518. 		return $start > 0 ? sprintf($this->url_config[$type . '_start_tpl'], (int) $start) : $this->url_config[$type . '_ext'];
    519. 

  519. 	}
    520. 

  520. 	/**
    521. 

  521. 	* check start var consistency
    522. 

  522. 	* and return our best guess for $start, eg the first valid page
    523. 

  523. 	* parameter according to pagination settings being lower
    524. 

  524. 	* than the one sent.
    525. 

  525. 	*/
    526. 

  526. 	function chk_start($start = 0, $limit = 0) {
    527. 

  527. 		if ($limit > 0) {
    528. 

  528. 			$start = is_int($start/$limit) ? $start : intval($start/$limit)*$limit;
    529. 

  529. 		}
    530. 

  530. 		return (int) $start;
    531. 

  531. 	}
    532. 

  532. 	/**
    533. 

  533. 	* parse_link() builds an html link
    534. 

  534. 	*/
    535. 

  535. 	function parse_link($url, $title = '', $tag_arround = '') {
    536. 

  536. 		global $config;
    537. 

  537. 		static $linktpl = '%4$s<a href="%1$s" %2$s>%3$s</a>%5$s';
    538. 

  538. 		$title_tag = $tag1 = $tag2 = '';
    539. 

  539. 		if (empty($title) ) {
    540. 

  540. 			$title = $url;
    541. 

  541. 		} else {
    542. 

  542. 			$title_tag = 'title="' . $title . '"';
    543. 

  543. 		}
    544. 

  544. 		if (!empty($tag_arround)) {
    545. 

  545. 			$tag1 = "<$tag_arround>";
    546. 

  546. 			$tag2 = "</$tag_arround>";
    547. 

  547. 		}
    548. 

  548. 		return sprintf($linktpl, $url, $title_tag, $title, $tag1, $tag2);
    549. 

  549. 	}
    550. 

  550. 	/**
    551. 

  551. 	* seo_kill_dupes($url) will kill duplicates when pages are not cached
    552. 

  552. 	* @access private
    553. 

  553. 	*/
    554. 

  554. 	function seo_kill_dupes($url) {
    555. 

  555. 		global $user, $auth, $_SID, $phpbb_seo;
    556. 

  556. 		$url = str_replace('&amp;', '&', $url);
    557. 

  557. 		// if an https request lead us here or if it is forced, then use it as a reference
    558. 

  558. 		$url = $phpbb_seo->sslify($url, $phpbb_seo->ssl['use']);
    559. 

  559. 		if ($this->url_config['zero_dupe']) {
    560. 

  560. 			$requested_url = $this->url_config['uri'];
    561. 

  561. 			if (!empty($_REQUEST['explain']) && (boolean) ($auth->acl_get('a_') && defined('DEBUG_EXTRA'))) {
    562. 

  562. 				if ($_REQUEST['explain'] == 1) {
    563. 

  563. 					return;
    564. 

  564. 				}
    565. 

  565. 			}
    566. 

  566. 			$url = $phpbb_seo->drop_sid($url);
    567. 

  567. 			if (!empty($_GET['sid']) && !empty($_SID)) {
    568. 

  568. 				$url .=  (utf8_strpos( $url, '?' ) !== false ? '&' : '?') . 'sid=' . $user->session_id;
    569. 

  569. 			}
    570. 

  570. 			if ( $requested_url !== $url ) {
    571. 

  571. 				$this->gym_redirect($url);
    572. 

  572. 			}
    573. 

  573. 		}
    574. 

  574. 		$this->url_config['current'] = $url;
    575. 

  575. 		return;
    576. 

  576. 	}
    577. 

  577. 	/**
    578. 

  578. 	* Custom HTTP 301 redirections.
    579. 

  579. 	* To kill duplicates
    580. 

  580. 	*/
    581. 

  581. 	function gym_redirect($url, $header = "301 Moved Permanently", $code = 301, $replace = true) {
    582. 

  582. 		if (headers_sent()) {
    583. 

  583. 			return false;
    584. 

  584. 		}
    585. 

  585. 		if (strstr(urldecode($url), "\n") || strstr(urldecode($url), "\r") || strstr(urldecode($url), ';url')) {
    586. 

  586. 			$this->gym_error(400, '',  __FILE__, __LINE__);
    587. 

  587. 		}
    588. 

  588. 		$http = "HTTP/1.1 ";
    589. 

  589. 		header($http . $header, $replace, $code);
    590. 

  590. 		header("Location:" . $url);
    591. 

  591. 		$this->safe_exit();
    592. 

  592. 	}
    593. 

  593. 	/**
    594. 

  594. 	* gym_error(($errno, $msg_text, $errfile, $errline)
    595. 

  595. 	* Will properly handle error for all cases, admin always get full debug
    596. 

  596. 	* Partly based on msg_handler()
    597. 

  597. 	* @access private
    598. 

  598. 	*/
    599. 

  599. 	function gym_error($errno = 0, $msg_key = '', $errfile = '', $errline = '', $sql = '') {
    600. 

  600. 		global $user, $phpbb_seo, $auth, $phpbb_root_path, $phpEx, $msg_title;
    601. 

  601. 		$http_codes = array (
    602. 

  602. 			204 => 'HTTP/1.1 204 No Content',
    603. 

  603. 			400 => 'HTTP/1.1 400 Bad Request',
    604. 

  604. 			401 => 'HTTP/1.1 401 Unauthorized',
    605. 

  605. 			403 => 'HTTP/1.1 403 Forbidden',
    606. 

  606. 			404 => 'HTTP/1.1 404 Not Found',
    607. 

  607. 			405 => 'HTTP/1.1 405 Method Not Allowed',
    608. 

  608. 			406 => 'HTTP/1.1 406 Not Acceptable',
    609. 

  609. 			410 => 'HTTP/1.1 410 Gone',
    610. 

  610. 			500 => 'HTTP/1.1 500 Internal Server Error',
    611. 

  611. 			503 => 'HTTP/1.1 503 Service Unavailable',
    612. 

  612. 		);
    613. 

  613. 		$header = isset($http_codes[$errno]) ? $http_codes[$errno] : '';
    614. 

  614. 		$return_url = append_sid("{$phpbb_root_path}index.$phpEx");
    615. 

  615. 		if (!empty($user) && !empty($user->lang)) {
    616. 

  616. 			$msg_title = (empty($msg_key)) ? ( !empty($user->lang['GYM_ERROR_' . $errno]) ? $user->lang['GYM_ERROR_' . $errno] :  ( !empty($header) ? $header : $user->lang['GENERAL_ERROR'])  ) : ((!empty($user->lang[$msg_key])) ? $user->lang[$msg_key] : $msg_key);
    617. 

  617. 			$msg_text = !empty($user->lang[$msg_key . '_EXPLAIN']) ? $user->lang[$msg_key . '_EXPLAIN'] : (!empty($user->lang['GYM_ERROR_' . $errno . '_EXPLAIN']) ?  $user->lang['GYM_ERROR_' . $errno . '_EXPLAIN'] : ( (!empty($msg_key) ? $msg_key : (!empty($header) ? $header : $msg_title) ) ) );
    618. 

  618. 			$l_return_index = sprintf($user->lang['RETURN_INDEX'], '<a href="' . $return_url . '">', '</a>');
    619. 

  619. 			if ( ( $errno == 500 || $errno == 503 ) && !empty($config['board_contact'])) {
    620. 

  620. 				$msg_text .= '<p>' . sprintf($user->lang['NOTIFY_ADMIN_EMAIL'], $config['board_contact']) . '</p>';
    621. 

  621. 			}
    622. 

  622. 		} else {
    623. 

  623. 			$msg_title = 'GYM Sitemaps General Error';
    624. 

  624. 			$l_return_index = '<a href="' . $return_url . '">Return to index page</a>';
    625. 

  625. 			if ( ( $errno == 500 || $errno == 503 ) && !empty($config['board_contact'])) {
    626. 

  626. 				$msg_text .= '<p>Please notify the board administrator or webmaster: <a href="mailto:' . $config['board_contact'] . '">' . $config['board_contact'] . '</a></p>';
    627. 

  627. 			}
    628. 

  628. 		}
    629. 

  629. 		$msg_text .= '<br/><br/>' . $l_return_index;
    630. 

  630. 		if (@$auth->acl_get('a_')) {
    631. 

  631. 			if (!empty($user->lang[$msg_key . '_EXPLAIN_ADMIN'])) {
    632. 

  632. 				$msg_text .= '<br/><br/>' . $user->lang[$msg_key . '_EXPLAIN_ADMIN'];
    633. 

  633. 			}
    634. 

  634. 			if (defined('DEBUG')) {
    635. 

  635. 				$msg_text .= '</p><br/><h2>Debug :</h2><p>' . (!empty($errfile) ? "<br/><b>File :</b> " . utf8_htmlspecialchars($errfile) . "<br/>" : '');
    636. 

  636. 				$msg_text .= !empty($errline) ? "<br/><b>Line :</b> " . utf8_htmlspecialchars($errline) . "<br/>" : '';
    637. 

  637. 				$msg_text .= !empty($sql) ? "<br/><b>Sql :</b>  " . utf8_htmlspecialchars($sql) . "<br/>" : '';
    638. 

  638. 				$msg_text .= '</p><div style="font-size:12px">' . get_backtrace() . '</div><p>';
    639. 

  639. 			}
    640. 

  640. 		}
    641. 

  641. 		if ( !empty($header) ) {
    642. 

  642. 			header($header);
    643. 

  643. 		}
    644. 

  644. 		meta_refresh(5, $return_url);
    645. 

  645. 		trigger_error($msg_text);
    646. 

  646. 		$this->safe_exit();
    647. 

  647. 		return;
    648. 

  648. 	}
    649. 

  649. 	/**
    650. 

  650. 	* For a safe exit
    651. 

  651. 	* @access private
    652. 

  652. 	*/
    653. 

  653. 	function safe_exit() {
    654. 

  654. 		garbage_collection();
    655. 

  655. 		exit_handler();
    656. 

  656. 		exit;
    657. 

  657. 	}
    658. 

  658. }
    659. 

  659. ?>
    660. 

  660.