News.php 36 KB

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  1. <?php
  2. /**
  3. * This file contains the files necessary to display news as an XML feed.
  4. *
  5. * Simple Machines Forum (SMF)
  6. *
  7. * @package SMF
  8. * @author Simple Machines http://www.simplemachines.org
  9. * @copyright 2011 Simple Machines
  10. * @license http://www.simplemachines.org/about/smf/license.php BSD
  11. *
  12. * @version 2.1 Alpha 1
  13. */
  14. if (!defined('SMF'))
  15. die('Hacking attempt...');
  16. /**
  17. * Outputs xml data representing recent information or a profile.
  18. * Can be passed 4 subactions which decide what is output:
  19. * 'recent' for recent posts,
  20. * 'news' for news topics,
  21. * 'members' for recently registered members,
  22. * 'profile' for a member's profile.
  23. * To display a member's profile, a user id has to be given. (;u=1)
  24. * Outputs an rss feed instead of a proprietary one if the 'type' $_GET
  25. * parameter is 'rss' or 'rss2'.
  26. * Accessed via ?action=.xml.
  27. * Does not use any templates, sub templates, or template layers.
  28. *
  29. * @uses Stats language file.
  30. */
  31. function ShowXmlFeed()
  32. {
  33. global $board, $board_info, $context, $scripturl, $boardurl, $txt, $modSettings, $user_info;
  34. global $query_this_board, $smcFunc, $forum_version, $cdata_override;
  35. // If it's not enabled, die.
  36. if (empty($modSettings['xmlnews_enable']))
  37. obExit(false);
  38. loadLanguage('Stats');
  39. // Default to latest 5. No more than 255, please.
  40. $_GET['limit'] = empty($_GET['limit']) || (int) $_GET['limit'] < 1 ? 5 : min((int) $_GET['limit'], 255);
  41. // Handle the cases where a board, boards, or category is asked for.
  42. $query_this_board = 1;
  43. $context['optimize_msg'] = array(
  44. 'highest' => 'm.id_msg <= b.id_last_msg',
  45. );
  46. if (!empty($_REQUEST['c']) && empty($board))
  47. {
  48. $_REQUEST['c'] = explode(',', $_REQUEST['c']);
  49. foreach ($_REQUEST['c'] as $i => $c)
  50. $_REQUEST['c'][$i] = (int) $c;
  51. if (count($_REQUEST['c']) == 1)
  52. {
  53. $request = $smcFunc['db_query']('', '
  54. SELECT name
  55. FROM {db_prefix}categories
  56. WHERE id_cat = {int:current_category}',
  57. array(
  58. 'current_category' => (int) $_REQUEST['c'][0],
  59. )
  60. );
  61. list ($feed_title) = $smcFunc['db_fetch_row']($request);
  62. $smcFunc['db_free_result']($request);
  63. $feed_title = ' - ' . strip_tags($feed_title);
  64. }
  65. $request = $smcFunc['db_query']('', '
  66. SELECT b.id_board, b.num_posts
  67. FROM {db_prefix}boards AS b
  68. WHERE b.id_cat IN ({array_int:current_category_list})
  69. AND {query_see_board}',
  70. array(
  71. 'current_category_list' => $_REQUEST['c'],
  72. )
  73. );
  74. $total_cat_posts = 0;
  75. $boards = array();
  76. while ($row = $smcFunc['db_fetch_assoc']($request))
  77. {
  78. $boards[] = $row['id_board'];
  79. $total_cat_posts += $row['num_posts'];
  80. }
  81. $smcFunc['db_free_result']($request);
  82. if (!empty($boards))
  83. $query_this_board = 'b.id_board IN (' . implode(', ', $boards) . ')';
  84. // Try to limit the number of messages we look through.
  85. if ($total_cat_posts > 100 && $total_cat_posts > $modSettings['totalMessages'] / 15)
  86. $context['optimize_msg']['lowest'] = 'm.id_msg >= ' . max(0, $modSettings['maxMsgID'] - 400 - $_GET['limit'] * 5);
  87. }
  88. elseif (!empty($_REQUEST['boards']))
  89. {
  90. $_REQUEST['boards'] = explode(',', $_REQUEST['boards']);
  91. foreach ($_REQUEST['boards'] as $i => $b)
  92. $_REQUEST['boards'][$i] = (int) $b;
  93. $request = $smcFunc['db_query']('', '
  94. SELECT b.id_board, b.num_posts, b.name
  95. FROM {db_prefix}boards AS b
  96. WHERE b.id_board IN ({array_int:board_list})
  97. AND {query_see_board}
  98. LIMIT ' . count($_REQUEST['boards']),
  99. array(
  100. 'board_list' => $_REQUEST['boards'],
  101. )
  102. );
  103. // Either the board specified doesn't exist or you have no access.
  104. $num_boards = $smcFunc['db_num_rows']($request);
  105. if ($num_boards == 0)
  106. fatal_lang_error('no_board');
  107. $total_posts = 0;
  108. $boards = array();
  109. while ($row = $smcFunc['db_fetch_assoc']($request))
  110. {
  111. if ($num_boards == 1)
  112. $feed_title = ' - ' . strip_tags($row['name']);
  113. $boards[] = $row['id_board'];
  114. $total_posts += $row['num_posts'];
  115. }
  116. $smcFunc['db_free_result']($request);
  117. if (!empty($boards))
  118. $query_this_board = 'b.id_board IN (' . implode(', ', $boards) . ')';
  119. // The more boards, the more we're going to look through...
  120. if ($total_posts > 100 && $total_posts > $modSettings['totalMessages'] / 12)
  121. $context['optimize_msg']['lowest'] = 'm.id_msg >= ' . max(0, $modSettings['maxMsgID'] - 500 - $_GET['limit'] * 5);
  122. }
  123. elseif (!empty($board))
  124. {
  125. $request = $smcFunc['db_query']('', '
  126. SELECT num_posts
  127. FROM {db_prefix}boards
  128. WHERE id_board = {int:current_board}
  129. LIMIT 1',
  130. array(
  131. 'current_board' => $board,
  132. )
  133. );
  134. list ($total_posts) = $smcFunc['db_fetch_row']($request);
  135. $smcFunc['db_free_result']($request);
  136. $feed_title = ' - ' . strip_tags($board_info['name']);
  137. $query_this_board = 'b.id_board = ' . $board;
  138. // Try to look through just a few messages, if at all possible.
  139. if ($total_posts > 80 && $total_posts > $modSettings['totalMessages'] / 10)
  140. $context['optimize_msg']['lowest'] = 'm.id_msg >= ' . max(0, $modSettings['maxMsgID'] - 600 - $_GET['limit'] * 5);
  141. }
  142. else
  143. {
  144. $query_this_board = '{query_see_board}' . (!empty($modSettings['recycle_enable']) && $modSettings['recycle_board'] > 0 ? '
  145. AND b.id_board != ' . $modSettings['recycle_board'] : '');
  146. $context['optimize_msg']['lowest'] = 'm.id_msg >= ' . max(0, $modSettings['maxMsgID'] - 100 - $_GET['limit'] * 5);
  147. }
  148. // Show in rss or proprietary format?
  149. $xml_format = isset($_GET['type']) && in_array($_GET['type'], array('smf', 'rss', 'rss2', 'atom', 'rdf', 'webslice')) ? $_GET['type'] : 'smf';
  150. // @todo Birthdays?
  151. // List all the different types of data they can pull.
  152. $subActions = array(
  153. 'recent' => array('getXmlRecent', 'recent-post'),
  154. 'news' => array('getXmlNews', 'article'),
  155. 'members' => array('getXmlMembers', 'member'),
  156. 'profile' => array('getXmlProfile', null),
  157. );
  158. if (empty($_GET['sa']) || !isset($subActions[$_GET['sa']]))
  159. $_GET['sa'] = 'recent';
  160. // @todo Temp - webslices doesn't do everything yet.
  161. if ($xml_format == 'webslice' && $_GET['sa'] != 'recent')
  162. $xml_format = 'rss2';
  163. // If this is webslices we kinda cheat - we allow a template that we call direct for the HTML, and we override the CDATA.
  164. elseif ($xml_format == 'webslice')
  165. {
  166. $context['user'] += $user_info;
  167. $cdata_override = true;
  168. loadTemplate('Xml');
  169. }
  170. // We only want some information, not all of it.
  171. $cachekey = array($xml_format, $_GET['action'], $_GET['limit'], $_GET['sa']);
  172. foreach (array('board', 'boards', 'c') as $var)
  173. if (isset($_REQUEST[$var]))
  174. $cachekey[] = $_REQUEST[$var];
  175. $cachekey = md5(serialize($cachekey) . (!empty($query_this_board) ? $query_this_board : ''));
  176. $cache_t = microtime();
  177. // Get the associative array representing the xml.
  178. if (!empty($modSettings['cache_enable']) && (!$user_info['is_guest'] || $modSettings['cache_enable'] >= 3))
  179. $xml = cache_get_data('xmlfeed-' . $xml_format . ':' . ($user_info['is_guest'] ? '' : $user_info['id'] . '-') . $cachekey, 240);
  180. if (empty($xml))
  181. {
  182. $xml = $subActions[$_GET['sa']][0]($xml_format);
  183. if (!empty($modSettings['cache_enable']) && (($user_info['is_guest'] && $modSettings['cache_enable'] >= 3)
  184. || (!$user_info['is_guest'] && (array_sum(explode(' ', microtime())) - array_sum(explode(' ', $cache_t)) > 0.2))))
  185. cache_put_data('xmlfeed-' . $xml_format . ':' . ($user_info['is_guest'] ? '' : $user_info['id'] . '-') . $cachekey, $xml, 240);
  186. }
  187. $feed_title = htmlspecialchars(strip_tags($context['forum_name'])) . (isset($feed_title) ? $feed_title : '');
  188. // This is an xml file....
  189. ob_end_clean();
  190. if (!empty($modSettings['enableCompressedOutput']))
  191. @ob_start('ob_gzhandler');
  192. else
  193. ob_start();
  194. if ($xml_format == 'smf' || isset($_REQUEST['debug']))
  195. header('Content-Type: text/xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  196. elseif ($xml_format == 'rss' || $xml_format == 'rss2' || $xml_format == 'webslice')
  197. header('Content-Type: application/rss+xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  198. elseif ($xml_format == 'atom')
  199. header('Content-Type: application/atom+xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  200. elseif ($xml_format == 'rdf')
  201. header('Content-Type: ' . (isBrowser('ie') ? 'text/xml' : 'application/rdf+xml') . '; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  202. // First, output the xml header.
  203. echo '<?xml version="1.0" encoding="', $context['character_set'], '"?' . '>';
  204. // Are we outputting an rss feed or one with more information?
  205. if ($xml_format == 'rss' || $xml_format == 'rss2')
  206. {
  207. // Start with an RSS 2.0 header.
  208. echo '
  209. <rss version=', $xml_format == 'rss2' ? '"2.0"' : '"0.92"', ' xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">
  210. <channel>
  211. <title>', $feed_title, '</title>
  212. <link>', $scripturl, '</link>
  213. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>';
  214. // Output all of the associative array, start indenting with 2 tabs, and name everything "item".
  215. dumpTags($xml, 2, 'item', $xml_format);
  216. // Output the footer of the xml.
  217. echo '
  218. </channel>
  219. </rss>';
  220. }
  221. elseif ($xml_format == 'webslice')
  222. {
  223. $context['recent_posts_data'] = $xml;
  224. // This always has RSS 2
  225. echo '
  226. <rss version="2.0" xmlns:mon="http://www.microsoft.com/schemas/rss/monitoring/2007" xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">
  227. <channel>
  228. <title>', $feed_title, ' - ', $txt['recent_posts'], '</title>
  229. <link>', $scripturl, '?action=recent</link>
  230. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>
  231. <item>
  232. <title>', $feed_title, ' - ', $txt['recent_posts'], '</title>
  233. <link>', $scripturl, '?action=recent</link>
  234. <description><![CDATA[
  235. ', template_webslice_header_above(), '
  236. ', template_webslice_recent_posts(), '
  237. ', template_webslice_header_below(), '
  238. ]]></description>
  239. </item>
  240. </channel>
  241. </rss>';
  242. }
  243. elseif ($xml_format == 'atom')
  244. {
  245. foreach (array('board', 'boards', 'c') as $var)
  246. if (isset($_REQUEST[$var]))
  247. $url_parts[] = $var . '=' . (is_array($_REQUEST[$var]) ? implode(',', $_REQUEST[$var]) : $_REQUEST[$var]);
  248. echo '
  249. <feed xmlns="http://www.w3.org/2005/Atom">
  250. <title>', $feed_title, '</title>
  251. <link rel="alternate" type="text/html" href="', $scripturl, '" />
  252. <link rel="self" type="application/rss+xml" href="', $scripturl, '?type=atom;action=.xml', !empty($url_parts) ? ';' . implode(';', $url_parts) : '', '" />
  253. <id>', $scripturl, '</id>
  254. <icon>', $boardurl, '/favicon.ico</icon>
  255. <updated>', gmstrftime('%Y-%m-%dT%H:%M:%SZ'), '</updated>
  256. <subtitle><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></subtitle>
  257. <generator uri="http://www.simplemachines.org" version="', strtr($forum_version, array('SMF' => '')), '">SMF</generator>
  258. <author>
  259. <name>', strip_tags($context['forum_name']), '</name>
  260. </author>';
  261. dumpTags($xml, 2, 'entry', $xml_format);
  262. echo '
  263. </feed>';
  264. }
  265. elseif ($xml_format == 'rdf')
  266. {
  267. echo '
  268. <rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns="http://purl.org/rss/1.0/">
  269. <channel rdf:about="', $scripturl, '">
  270. <title>', $feed_title, '</title>
  271. <link>', $scripturl, '</link>
  272. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>
  273. <items>
  274. <rdf:Seq>';
  275. foreach ($xml as $item)
  276. echo '
  277. <rdf:li rdf:resource="', $item['link'], '" />';
  278. echo '
  279. </rdf:Seq>
  280. </items>
  281. </channel>
  282. ';
  283. dumpTags($xml, 1, 'item', $xml_format);
  284. echo '
  285. </rdf:RDF>';
  286. }
  287. // Otherwise, we're using our proprietary formats - they give more data, though.
  288. else
  289. {
  290. echo '
  291. <smf:xml-feed xmlns:smf="http://www.simplemachines.org/" xmlns="http://www.simplemachines.org/xml/', $_GET['sa'], '" xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">';
  292. // Dump out that associative array. Indent properly.... and use the right names for the base elements.
  293. dumpTags($xml, 1, $subActions[$_GET['sa']][1], $xml_format);
  294. echo '
  295. </smf:xml-feed>';
  296. }
  297. obExit(false);
  298. }
  299. function fix_possible_url($val)
  300. {
  301. global $modSettings, $context, $scripturl;
  302. if (substr($val, 0, strlen($scripturl)) != $scripturl)
  303. return $val;
  304. call_integration_hook('integrate_fix_url', array(&$val));
  305. if (empty($modSettings['queryless_urls']) || ($context['server']['is_cgi'] && ini_get('cgi.fix_pathinfo') == 0 && @get_cfg_var('cgi.fix_pathinfo') == 0) || (!$context['server']['is_apache'] && !$context['server']['is_lighttpd']))
  306. return $val;
  307. $val = preg_replace('/^' . preg_quote($scripturl, '/') . '\?((?:board|topic)=[^#"]+)(#[^"]*)?$/e', '\'\' . $scripturl . \'/\' . strtr(\'$1\', \'&;=\', \'//,\') . \'.html$2\'', $val);
  308. return $val;
  309. }
  310. function cdata_parse($data, $ns = '')
  311. {
  312. global $smcFunc, $cdata_override;
  313. // Are we not doing it?
  314. if (!empty($cdata_override))
  315. return $data;
  316. $cdata = '<![CDATA[';
  317. for ($pos = 0, $n = $smcFunc['strlen']($data); $pos < $n; null)
  318. {
  319. $positions = array(
  320. $smcFunc['strpos']($data, '&', $pos),
  321. $smcFunc['strpos']($data, ']', $pos),
  322. );
  323. if ($ns != '')
  324. $positions[] = $smcFunc['strpos']($data, '<', $pos);
  325. foreach ($positions as $k => $dummy)
  326. {
  327. if ($dummy === false)
  328. unset($positions[$k]);
  329. }
  330. $old = $pos;
  331. $pos = empty($positions) ? $n : min($positions);
  332. if ($pos - $old > 0)
  333. $cdata .= $smcFunc['substr']($data, $old, $pos - $old);
  334. if ($pos >= $n)
  335. break;
  336. if ($smcFunc['substr']($data, $pos, 1) == '<')
  337. {
  338. $pos2 = $smcFunc['strpos']($data, '>', $pos);
  339. if ($pos2 === false)
  340. $pos2 = $n;
  341. if ($smcFunc['substr']($data, $pos + 1, 1) == '/')
  342. $cdata .= ']]></' . $ns . ':' . $smcFunc['substr']($data, $pos + 2, $pos2 - $pos - 1) . '<![CDATA[';
  343. else
  344. $cdata .= ']]><' . $ns . ':' . $smcFunc['substr']($data, $pos + 1, $pos2 - $pos) . '<![CDATA[';
  345. $pos = $pos2 + 1;
  346. }
  347. elseif ($smcFunc['substr']($data, $pos, 1) == ']')
  348. {
  349. $cdata .= ']]>&#093;<![CDATA[';
  350. $pos++;
  351. }
  352. elseif ($smcFunc['substr']($data, $pos, 1) == '&')
  353. {
  354. $pos2 = $smcFunc['strpos']($data, ';', $pos);
  355. if ($pos2 === false)
  356. $pos2 = $n;
  357. $ent = $smcFunc['substr']($data, $pos + 1, $pos2 - $pos - 1);
  358. if ($smcFunc['substr']($data, $pos + 1, 1) == '#')
  359. $cdata .= ']]>' . $smcFunc['substr']($data, $pos, $pos2 - $pos + 1) . '<![CDATA[';
  360. elseif (in_array($ent, array('amp', 'lt', 'gt', 'quot')))
  361. $cdata .= ']]>' . $smcFunc['substr']($data, $pos, $pos2 - $pos + 1) . '<![CDATA[';
  362. $pos = $pos2 + 1;
  363. }
  364. }
  365. $cdata .= ']]>';
  366. return strtr($cdata, array('<![CDATA[]]>' => ''));
  367. }
  368. /**
  369. * Formats data retrieved in other functions into xml format.
  370. * Additionally formats data based on the specific format passed.
  371. * This function is recursively called to handle sub arrays of data.
  372. * @param array $data, the array to output as xml data
  373. * @param int $i, the amount of indentation to use.
  374. * @param string $tag, if specified, it will be used instead of the keys of data.
  375. * @param string $xml_format
  376. */
  377. function dumpTags($data, $i, $tag = null, $xml_format = '')
  378. {
  379. global $modSettings, $context, $scripturl;
  380. // For every array in the data...
  381. foreach ($data as $key => $val)
  382. {
  383. // Skip it, it's been set to null.
  384. if ($val === null)
  385. continue;
  386. // If a tag was passed, use it instead of the key.
  387. $key = isset($tag) ? $tag : $key;
  388. // First let's indent!
  389. echo "\n", str_repeat("\t", $i);
  390. // Grr, I hate kludges... almost worth doing it properly, here, but not quite.
  391. if ($xml_format == 'atom' && $key == 'link')
  392. {
  393. echo '<link rel="alternate" type="text/html" href="', fix_possible_url($val), '" />';
  394. continue;
  395. }
  396. // If it's empty/0/nothing simply output an empty tag.
  397. if ($val == '')
  398. echo '<', $key, ' />';
  399. elseif ($xml_format == 'atom' && $key == 'category')
  400. echo '<', $key, ' term="', $val, '" />';
  401. else
  402. {
  403. // Beginning tag.
  404. if ($xml_format == 'rdf' && $key == 'item' && isset($val['link']))
  405. {
  406. echo '<', $key, ' rdf:about="', fix_possible_url($val['link']), '">';
  407. echo "\n", str_repeat("\t", $i + 1);
  408. echo '<dc:format>text/html</dc:format>';
  409. }
  410. elseif ($xml_format == 'atom' && $key == 'summary')
  411. echo '<', $key, ' type="html">';
  412. else
  413. echo '<', $key, '>';
  414. if (is_array($val))
  415. {
  416. // An array. Dump it, and then indent the tag.
  417. dumpTags($val, $i + 1, null, $xml_format);
  418. echo "\n", str_repeat("\t", $i), '</', $key, '>';
  419. }
  420. // A string with returns in it.... show this as a multiline element.
  421. elseif (strpos($val, "\n") !== false || strpos($val, '<br />') !== false)
  422. echo "\n", fix_possible_url($val), "\n", str_repeat("\t", $i), '</', $key, '>';
  423. // A simple string.
  424. else
  425. echo fix_possible_url($val), '</', $key, '>';
  426. }
  427. }
  428. }
  429. /**
  430. * Retrieve the list of members from database.
  431. * The array will be generated to match the format.
  432. * @todo get the list of members from Subs-Members.
  433. *
  434. * @param string $xml_format
  435. * @return array
  436. */
  437. function getXmlMembers($xml_format)
  438. {
  439. global $scripturl, $smcFunc;
  440. if (!allowedTo('view_mlist'))
  441. return array();
  442. // Find the most recent members.
  443. $request = $smcFunc['db_query']('', '
  444. SELECT id_member, member_name, real_name, date_registered, last_login
  445. FROM {db_prefix}members
  446. ORDER BY id_member DESC
  447. LIMIT {int:limit}',
  448. array(
  449. 'limit' => $_GET['limit'],
  450. )
  451. );
  452. $data = array();
  453. while ($row = $smcFunc['db_fetch_assoc']($request))
  454. {
  455. // Make the data look rss-ish.
  456. if ($xml_format == 'rss' || $xml_format == 'rss2')
  457. $data[] = array(
  458. 'title' => cdata_parse($row['real_name']),
  459. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  460. 'comments' => $scripturl . '?action=pm;sa=send;u=' . $row['id_member'],
  461. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['date_registered']),
  462. 'guid' => $scripturl . '?action=profile;u=' . $row['id_member'],
  463. );
  464. elseif ($xml_format == 'rdf')
  465. $data[] = array(
  466. 'title' => cdata_parse($row['real_name']),
  467. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  468. );
  469. elseif ($xml_format == 'atom')
  470. $data[] = array(
  471. 'title' => cdata_parse($row['real_name']),
  472. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  473. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['date_registered']),
  474. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['last_login']),
  475. 'id' => $scripturl . '?action=profile;u=' . $row['id_member'],
  476. );
  477. // More logical format for the data, but harder to apply.
  478. else
  479. $data[] = array(
  480. 'name' => cdata_parse($row['real_name']),
  481. 'time' => htmlspecialchars(strip_tags(timeformat($row['date_registered']))),
  482. 'id' => $row['id_member'],
  483. 'link' => $scripturl . '?action=profile;u=' . $row['id_member']
  484. );
  485. }
  486. $smcFunc['db_free_result']($request);
  487. return $data;
  488. }
  489. /**
  490. * Get the latest topics information from a specific board,
  491. * to display later.
  492. * The returned array will be generated to match the xmf_format.
  493. * @todo does not belong here
  494. *
  495. * @param $xml_format
  496. * @return array, array of topics
  497. */
  498. function getXmlNews($xml_format)
  499. {
  500. global $user_info, $scripturl, $modSettings, $board;
  501. global $query_this_board, $smcFunc, $settings, $context;
  502. /* Find the latest posts that:
  503. - are the first post in their topic.
  504. - are on an any board OR in a specified board.
  505. - can be seen by this user.
  506. - are actually the latest posts. */
  507. $done = false;
  508. $loops = 0;
  509. while (!$done)
  510. {
  511. $optimize_msg = implode(' AND ', $context['optimize_msg']);
  512. $request = $smcFunc['db_query']('', '
  513. SELECT
  514. m.smileys_enabled, m.poster_time, m.id_msg, m.subject, m.body, m.modified_time,
  515. m.icon, t.id_topic, t.id_board, t.num_replies,
  516. b.name AS bname,
  517. mem.hide_email, IFNULL(mem.id_member, 0) AS id_member,
  518. IFNULL(mem.email_address, m.poster_email) AS poster_email,
  519. IFNULL(mem.real_name, m.poster_name) AS poster_name
  520. FROM {db_prefix}topics AS t
  521. INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
  522. INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
  523. LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
  524. WHERE ' . $query_this_board . (empty($optimize_msg) ? '' : '
  525. AND {raw:optimize_msg}') . (empty($board) ? '' : '
  526. AND t.id_board = {int:current_board}') . ($modSettings['postmod_active'] ? '
  527. AND t.approved = {int:is_approved}' : '') . '
  528. ORDER BY t.id_first_msg DESC
  529. LIMIT {int:limit}',
  530. array(
  531. 'current_board' => $board,
  532. 'is_approved' => 1,
  533. 'limit' => $_GET['limit'],
  534. 'optimize_msg' => $optimize_msg,
  535. )
  536. );
  537. // If we don't have $_GET['limit'] results, try again with an unoptimized version covering all rows.
  538. if ($loops < 2 && $smcFunc['db_num_rows']($request) < $_GET['limit'])
  539. {
  540. $smcFunc['db_free_result']($request);
  541. if (empty($_REQUEST['boards']) && empty($board))
  542. unset($context['optimize_msg']['lowest']);
  543. else
  544. $context['optimize_msg']['lowest'] = 'm.id_msg >= t.id_first_msg';
  545. $context['optimize_msg']['highest'] = 'm.id_msg <= t.id_last_msg';
  546. $loops++;
  547. }
  548. else
  549. $done = true;
  550. }
  551. $data = array();
  552. while ($row = $smcFunc['db_fetch_assoc']($request))
  553. {
  554. // Limit the length of the message, if the option is set.
  555. if (!empty($modSettings['xmlnews_maxlen']) && $smcFunc['strlen'](str_replace('<br />', "\n", $row['body'])) > $modSettings['xmlnews_maxlen'])
  556. $row['body'] = strtr($smcFunc['substr'](str_replace('<br />', "\n", $row['body']), 0, $modSettings['xmlnews_maxlen'] - 3), array("\n" => '<br />')) . '...';
  557. $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);
  558. censorText($row['body']);
  559. censorText($row['subject']);
  560. // Being news, this actually makes sense in rss format.
  561. if ($xml_format == 'rss' || $xml_format == 'rss2')
  562. $data[] = array(
  563. 'title' => cdata_parse($row['subject']),
  564. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  565. 'description' => cdata_parse($row['body']),
  566. 'author' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['posterEmail'] . ' ('.$row['posterName'].')' : null,
  567. 'comments' => $scripturl . '?action=post;topic=' . $row['id_topic'] . '.0',
  568. 'category' => '<![CDATA[' . $row['bname'] . ']]>',
  569. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['poster_time']),
  570. 'guid' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  571. );
  572. elseif ($xml_format == 'rdf')
  573. $data[] = array(
  574. 'title' => cdata_parse($row['subject']),
  575. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  576. 'description' => cdata_parse($row['body']),
  577. );
  578. elseif ($xml_format == 'atom')
  579. $data[] = array(
  580. 'title' => cdata_parse($row['subject']),
  581. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  582. 'summary' => cdata_parse($row['body']),
  583. 'category' => $row['bname'],
  584. 'author' => array(
  585. 'name' => $row['poster_name'],
  586. 'email' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  587. 'uri' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : '',
  588. ),
  589. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['poster_time']),
  590. 'modified' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', empty($row['modified_time']) ? $row['poster_time'] : $row['modified_time']),
  591. 'id' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  592. );
  593. // The biggest difference here is more information.
  594. else
  595. $data[] = array(
  596. 'time' => htmlspecialchars(strip_tags(timeformat($row['poster_time']))),
  597. 'id' => $row['id_topic'],
  598. 'subject' => cdata_parse($row['subject']),
  599. 'body' => cdata_parse($row['body']),
  600. 'poster' => array(
  601. 'name' => cdata_parse($row['poster_name']),
  602. 'id' => $row['id_member'],
  603. 'link' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : '',
  604. ),
  605. 'topic' => $row['id_topic'],
  606. 'board' => array(
  607. 'name' => cdata_parse($row['bname']),
  608. 'id' => $row['id_board'],
  609. 'link' => $scripturl . '?board=' . $row['id_board'] . '.0',
  610. ),
  611. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  612. );
  613. }
  614. $smcFunc['db_free_result']($request);
  615. return $data;
  616. }
  617. /**
  618. * Get the recent topics to display.
  619. * The returned array will be generated to match the xml_format.
  620. * @todo does not belong here.
  621. *
  622. * @param $xml_format
  623. * @return array, of recent posts
  624. */
  625. function getXmlRecent($xml_format)
  626. {
  627. global $user_info, $scripturl, $modSettings, $board;
  628. global $query_this_board, $smcFunc, $settings, $context;
  629. $done = false;
  630. $loops = 0;
  631. while (!$done)
  632. {
  633. $optimize_msg = implode(' AND ', $context['optimize_msg']);
  634. $request = $smcFunc['db_query']('', '
  635. SELECT m.id_msg
  636. FROM {db_prefix}messages AS m
  637. INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
  638. INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
  639. WHERE ' . $query_this_board . (empty($optimize_msg) ? '' : '
  640. AND {raw:optimize_msg}') . (empty($board) ? '' : '
  641. AND m.id_board = {int:current_board}') . ($modSettings['postmod_active'] ? '
  642. AND m.approved = {int:is_approved}' : '') . '
  643. ORDER BY m.id_msg DESC
  644. LIMIT {int:limit}',
  645. array(
  646. 'limit' => $_GET['limit'],
  647. 'current_board' => $board,
  648. 'is_approved' => 1,
  649. 'optimize_msg' => $optimize_msg,
  650. )
  651. );
  652. // If we don't have $_GET['limit'] results, try again with an unoptimized version covering all rows.
  653. if ($loops < 2 && $smcFunc['db_num_rows']($request) < $_GET['limit'])
  654. {
  655. $smcFunc['db_free_result']($request);
  656. if (empty($_REQUEST['boards']) && empty($board))
  657. unset($context['optimize_msg']['lowest']);
  658. else
  659. $context['optimize_msg']['lowest'] = $loops ? 'm.id_msg >= t.id_first_msg' : 'm.id_msg >= (t.id_last_msg - t.id_first_msg) / 2';
  660. $loops++;
  661. }
  662. else
  663. $done = true;
  664. }
  665. $messages = array();
  666. while ($row = $smcFunc['db_fetch_assoc']($request))
  667. $messages[] = $row['id_msg'];
  668. $smcFunc['db_free_result']($request);
  669. if (empty($messages))
  670. return array();
  671. // Find the most recent posts this user can see.
  672. $request = $smcFunc['db_query']('', '
  673. SELECT
  674. m.smileys_enabled, m.poster_time, m.id_msg, m.subject, m.body, m.id_topic, t.id_board,
  675. b.name AS bname, t.num_replies, m.id_member, m.icon, mf.id_member AS id_first_member,
  676. IFNULL(mem.real_name, m.poster_name) AS poster_name, mf.subject AS first_subject,
  677. IFNULL(memf.real_name, mf.poster_name) AS first_poster_name, mem.hide_email,
  678. IFNULL(mem.email_address, m.poster_email) AS poster_email, m.modified_time
  679. FROM {db_prefix}messages AS m
  680. INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
  681. INNER JOIN {db_prefix}messages AS mf ON (mf.id_msg = t.id_first_msg)
  682. INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
  683. LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
  684. LEFT JOIN {db_prefix}members AS memf ON (memf.id_member = mf.id_member)
  685. WHERE m.id_msg IN ({array_int:message_list})
  686. ' . (empty($board) ? '' : 'AND t.id_board = {int:current_board}') . '
  687. ORDER BY m.id_msg DESC
  688. LIMIT {int:limit}',
  689. array(
  690. 'limit' => $_GET['limit'],
  691. 'current_board' => $board,
  692. 'message_list' => $messages,
  693. )
  694. );
  695. $data = array();
  696. while ($row = $smcFunc['db_fetch_assoc']($request))
  697. {
  698. // Limit the length of the message, if the option is set.
  699. if (!empty($modSettings['xmlnews_maxlen']) && $smcFunc['strlen'](str_replace('<br />', "\n", $row['body'])) > $modSettings['xmlnews_maxlen'])
  700. $row['body'] = strtr($smcFunc['substr'](str_replace('<br />', "\n", $row['body']), 0, $modSettings['xmlnews_maxlen'] - 3), array("\n" => '<br />')) . '...';
  701. $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);
  702. censorText($row['body']);
  703. censorText($row['subject']);
  704. // Doesn't work as well as news, but it kinda does..
  705. if ($xml_format == 'rss' || $xml_format == 'rss2')
  706. $data[] = array(
  707. 'title' => $row['subject'],
  708. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  709. 'description' => cdata_parse($row['body']),
  710. 'author' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  711. 'category' => cdata_parse($row['bname']),
  712. 'comments' => $scripturl . '?action=post;topic=' . $row['id_topic'] . '.0',
  713. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['poster_time']),
  714. 'guid' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg']
  715. );
  716. elseif ($xml_format == 'rdf')
  717. $data[] = array(
  718. 'title' => $row['subject'],
  719. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  720. 'description' => cdata_parse($row['body']),
  721. );
  722. elseif ($xml_format == 'atom')
  723. $data[] = array(
  724. 'title' => $row['subject'],
  725. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  726. 'summary' => cdata_parse($row['body']),
  727. 'category' => $row['bname'],
  728. 'author' => array(
  729. 'name' => $row['poster_name'],
  730. 'email' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  731. 'uri' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : ''
  732. ),
  733. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['poster_time']),
  734. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', empty($row['modified_time']) ? $row['poster_time'] : $row['modified_time']),
  735. 'id' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  736. );
  737. // A lot of information here. Should be enough to please the rss-ers.
  738. else
  739. $data[] = array(
  740. 'time' => htmlspecialchars(strip_tags(timeformat($row['poster_time']))),
  741. 'id' => $row['id_msg'],
  742. 'subject' => cdata_parse($row['subject']),
  743. 'body' => cdata_parse($row['body']),
  744. 'starter' => array(
  745. 'name' => cdata_parse($row['first_poster_name']),
  746. 'id' => $row['id_first_member'],
  747. 'link' => !empty($row['id_first_member']) ? $scripturl . '?action=profile;u=' . $row['id_first_member'] : ''
  748. ),
  749. 'poster' => array(
  750. 'name' => cdata_parse($row['poster_name']),
  751. 'id' => $row['id_member'],
  752. 'link' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : ''
  753. ),
  754. 'topic' => array(
  755. 'subject' => cdata_parse($row['first_subject']),
  756. 'id' => $row['id_topic'],
  757. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.new#new'
  758. ),
  759. 'board' => array(
  760. 'name' => cdata_parse($row['bname']),
  761. 'id' => $row['id_board'],
  762. 'link' => $scripturl . '?board=' . $row['id_board'] . '.0'
  763. ),
  764. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg']
  765. );
  766. }
  767. $smcFunc['db_free_result']($request);
  768. return $data;
  769. }
  770. /**
  771. * Get the profile information for member into an array,
  772. * which will be generated to match the xml_format.
  773. * @todo refactor.
  774. *
  775. * @param $xml_format
  776. * @return array, of profile data.
  777. */
  778. function getXmlProfile($xml_format)
  779. {
  780. global $scripturl, $memberContext, $user_profile, $modSettings, $user_info;
  781. // You must input a valid user....
  782. if (empty($_GET['u']) || loadMemberData((int) $_GET['u']) === false)
  783. return array();
  784. // Make sure the id is a number and not "I like trying to hack the database".
  785. $_GET['u'] = (int) $_GET['u'];
  786. // Load the member's contextual information!
  787. if (!loadMemberContext($_GET['u']) || !allowedTo('profile_view_any'))
  788. return array();
  789. // Okay, I admit it, I'm lazy. Stupid $_GET['u'] is long and hard to type.
  790. $profile = &$memberContext[$_GET['u']];
  791. if ($xml_format == 'rss' || $xml_format == 'rss2')
  792. $data = array(array(
  793. 'title' => cdata_parse($profile['name']),
  794. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  795. 'description' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  796. 'comments' => $scripturl . '?action=pm;sa=send;u=' . $profile['id'],
  797. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['date_registered']),
  798. 'guid' => $scripturl . '?action=profile;u=' . $profile['id'],
  799. ));
  800. elseif ($xml_format == 'rdf')
  801. $data = array(array(
  802. 'title' => cdata_parse($profile['name']),
  803. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  804. 'description' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  805. ));
  806. elseif ($xml_format == 'atom')
  807. $data[] = array(
  808. 'title' => cdata_parse($profile['name']),
  809. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  810. 'summary' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  811. 'author' => array(
  812. 'name' => $profile['real_name'],
  813. 'email' => in_array(showEmailAddress(!empty($profile['hide_email']), $profile['id']), array('yes', 'yes_permission_override')) ? $profile['email'] : null,
  814. 'uri' => !empty($profile['website']) ? $profile['website']['url'] : ''
  815. ),
  816. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $user_profile[$profile['id']]['date_registered']),
  817. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $user_profile[$profile['id']]['last_login']),
  818. 'id' => $scripturl . '?action=profile;u=' . $profile['id'],
  819. 'logo' => !empty($profile['avatar']) ? $profile['avatar']['url'] : '',
  820. );
  821. else
  822. {
  823. $data = array(
  824. 'username' => $user_info['is_admin'] || $user_info['id'] == $profile['id'] ? cdata_parse($profile['username']) : '',
  825. 'name' => cdata_parse($profile['name']),
  826. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  827. 'posts' => $profile['posts'],
  828. 'post-group' => cdata_parse($profile['post_group']),
  829. 'language' => cdata_parse($profile['language']),
  830. 'last-login' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['last_login']),
  831. 'registered' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['date_registered'])
  832. );
  833. // Everything below here might not be set, and thus maybe shouldn't be displayed.
  834. if ($profile['gender']['name'] != '')
  835. $data['gender'] = cdata_parse($profile['gender']['name']);
  836. if ($profile['avatar']['name'] != '')
  837. $data['avatar'] = $profile['avatar']['url'];
  838. // If they are online, show an empty tag... no reason to put anything inside it.
  839. if ($profile['online']['is_online'])
  840. $data['online'] = '';
  841. if ($profile['signature'] != '')
  842. $data['signature'] = cdata_parse($profile['signature']);
  843. if ($profile['blurb'] != '')
  844. $data['blurb'] = cdata_parse($profile['blurb']);
  845. if ($profile['location'] != '')
  846. $data['location'] = cdata_parse($profile['location']);
  847. if ($profile['title'] != '')
  848. $data['title'] = cdata_parse($profile['title']);
  849. if (!empty($profile['icq']['name']) && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  850. $data['icq'] = $profile['icq']['name'];
  851. if ($profile['aim']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  852. $data['aim'] = $profile['aim']['name'];
  853. if ($profile['msn']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  854. $data['msn'] = $profile['msn']['name'];
  855. if ($profile['yim']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  856. $data['yim'] = $profile['yim']['name'];
  857. if ($profile['website']['title'] != '')
  858. $data['website'] = array(
  859. 'title' => cdata_parse($profile['website']['title']),
  860. 'link' => $profile['website']['url']
  861. );
  862. if ($profile['group'] != '')
  863. $data['position'] = cdata_parse($profile['group']);
  864. if (!empty($modSettings['karmaMode']))
  865. $data['karma'] = array(
  866. 'good' => $profile['karma']['good'],
  867. 'bad' => $profile['karma']['bad']
  868. );
  869. if (in_array($profile['show_email'], array('yes', 'yes_permission_override')))
  870. $data['email'] = $profile['email'];
  871. if (!empty($profile['birth_date']) && substr($profile['birth_date'], 0, 4) != '0000')
  872. {
  873. list ($birth_year, $birth_month, $birth_day) = sscanf($profile['birth_date'], '%d-%d-%d');
  874. $datearray = getdate(forum_time());
  875. $data['age'] = $datearray['year'] - $birth_year - (($datearray['mon'] > $birth_month || ($datearray['mon'] == $birth_month && $datearray['mday'] >= $birth_day)) ? 0 : 1);
  876. }
  877. }
  878. // Save some memory.
  879. unset($profile, $memberContext[$_GET['u']]);
  880. return $data;
  881. }
  882. ?>