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. $subActions = array(
  153. 'recent' => array('getXmlRecent', 'recent-post'),
  154. 'news' => array('getXmlNews', 'article'),
  155. 'members' => array('getXmlMembers', 'member'),
  156. 'profile' => array('getXmlProfile', null),
  157. );
  158. // Easy adding of sub actions
  159. call_integration_hook('integrate_xmlfeeds', array(&$subActions));
  160. if (empty($_GET['sa']) || !isset($subActions[$_GET['sa']]))
  161. $_GET['sa'] = 'recent';
  162. // @todo Temp - webslices doesn't do everything yet.
  163. if ($xml_format == 'webslice' && $_GET['sa'] != 'recent')
  164. $xml_format = 'rss2';
  165. // If this is webslices we kinda cheat - we allow a template that we call direct for the HTML, and we override the CDATA.
  166. elseif ($xml_format == 'webslice')
  167. {
  168. $context['user'] += $user_info;
  169. $cdata_override = true;
  170. loadTemplate('Xml');
  171. }
  172. // We only want some information, not all of it.
  173. $cachekey = array($xml_format, $_GET['action'], $_GET['limit'], $_GET['sa']);
  174. foreach (array('board', 'boards', 'c') as $var)
  175. if (isset($_REQUEST[$var]))
  176. $cachekey[] = $_REQUEST[$var];
  177. $cachekey = md5(serialize($cachekey) . (!empty($query_this_board) ? $query_this_board : ''));
  178. $cache_t = microtime();
  179. // Get the associative array representing the xml.
  180. if (!empty($modSettings['cache_enable']) && (!$user_info['is_guest'] || $modSettings['cache_enable'] >= 3))
  181. $xml = cache_get_data('xmlfeed-' . $xml_format . ':' . ($user_info['is_guest'] ? '' : $user_info['id'] . '-') . $cachekey, 240);
  182. if (empty($xml))
  183. {
  184. $xml = $subActions[$_GET['sa']][0]($xml_format);
  185. if (!empty($modSettings['cache_enable']) && (($user_info['is_guest'] && $modSettings['cache_enable'] >= 3)
  186. || (!$user_info['is_guest'] && (array_sum(explode(' ', microtime())) - array_sum(explode(' ', $cache_t)) > 0.2))))
  187. cache_put_data('xmlfeed-' . $xml_format . ':' . ($user_info['is_guest'] ? '' : $user_info['id'] . '-') . $cachekey, $xml, 240);
  188. }
  189. $feed_title = htmlspecialchars(strip_tags($context['forum_name'])) . (isset($feed_title) ? $feed_title : '');
  190. // This is an xml file....
  191. ob_end_clean();
  192. if (!empty($modSettings['enableCompressedOutput']))
  193. @ob_start('ob_gzhandler');
  194. else
  195. ob_start();
  196. if ($xml_format == 'smf' || isset($_REQUEST['debug']))
  197. header('Content-Type: text/xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  198. elseif ($xml_format == 'rss' || $xml_format == 'rss2' || $xml_format == 'webslice')
  199. header('Content-Type: application/rss+xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  200. elseif ($xml_format == 'atom')
  201. header('Content-Type: application/atom+xml; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  202. elseif ($xml_format == 'rdf')
  203. header('Content-Type: ' . (isBrowser('ie') ? 'text/xml' : 'application/rdf+xml') . '; charset=' . (empty($context['character_set']) ? 'ISO-8859-1' : $context['character_set']));
  204. // First, output the xml header.
  205. echo '<?xml version="1.0" encoding="', $context['character_set'], '"?' . '>';
  206. // Are we outputting an rss feed or one with more information?
  207. if ($xml_format == 'rss' || $xml_format == 'rss2')
  208. {
  209. // Start with an RSS 2.0 header.
  210. echo '
  211. <rss version=', $xml_format == 'rss2' ? '"2.0"' : '"0.92"', ' xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">
  212. <channel>
  213. <title>', $feed_title, '</title>
  214. <link>', $scripturl, '</link>
  215. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>';
  216. // Output all of the associative array, start indenting with 2 tabs, and name everything "item".
  217. dumpTags($xml, 2, 'item', $xml_format);
  218. // Output the footer of the xml.
  219. echo '
  220. </channel>
  221. </rss>';
  222. }
  223. elseif ($xml_format == 'webslice')
  224. {
  225. $context['recent_posts_data'] = $xml;
  226. // This always has RSS 2
  227. echo '
  228. <rss version="2.0" xmlns:mon="http://www.microsoft.com/schemas/rss/monitoring/2007" xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">
  229. <channel>
  230. <title>', $feed_title, ' - ', $txt['recent_posts'], '</title>
  231. <link>', $scripturl, '?action=recent</link>
  232. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>
  233. <item>
  234. <title>', $feed_title, ' - ', $txt['recent_posts'], '</title>
  235. <link>', $scripturl, '?action=recent</link>
  236. <description><![CDATA[
  237. ', template_webslice_header_above(), '
  238. ', template_webslice_recent_posts(), '
  239. ', template_webslice_header_below(), '
  240. ]]></description>
  241. </item>
  242. </channel>
  243. </rss>';
  244. }
  245. elseif ($xml_format == 'atom')
  246. {
  247. foreach (array('board', 'boards', 'c') as $var)
  248. if (isset($_REQUEST[$var]))
  249. $url_parts[] = $var . '=' . (is_array($_REQUEST[$var]) ? implode(',', $_REQUEST[$var]) : $_REQUEST[$var]);
  250. echo '
  251. <feed xmlns="http://www.w3.org/2005/Atom">
  252. <title>', $feed_title, '</title>
  253. <link rel="alternate" type="text/html" href="', $scripturl, '" />
  254. <link rel="self" type="application/rss+xml" href="', $scripturl, '?type=atom;action=.xml', !empty($url_parts) ? ';' . implode(';', $url_parts) : '', '" />
  255. <id>', $scripturl, '</id>
  256. <icon>', $boardurl, '/favicon.ico</icon>
  257. <updated>', gmstrftime('%Y-%m-%dT%H:%M:%SZ'), '</updated>
  258. <subtitle><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></subtitle>
  259. <generator uri="http://www.simplemachines.org" version="', strtr($forum_version, array('SMF' => '')), '">SMF</generator>
  260. <author>
  261. <name>', strip_tags($context['forum_name']), '</name>
  262. </author>';
  263. dumpTags($xml, 2, 'entry', $xml_format);
  264. echo '
  265. </feed>';
  266. }
  267. elseif ($xml_format == 'rdf')
  268. {
  269. echo '
  270. <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/">
  271. <channel rdf:about="', $scripturl, '">
  272. <title>', $feed_title, '</title>
  273. <link>', $scripturl, '</link>
  274. <description><![CDATA[', strip_tags($txt['xml_rss_desc']), ']]></description>
  275. <items>
  276. <rdf:Seq>';
  277. foreach ($xml as $item)
  278. echo '
  279. <rdf:li rdf:resource="', $item['link'], '" />';
  280. echo '
  281. </rdf:Seq>
  282. </items>
  283. </channel>
  284. ';
  285. dumpTags($xml, 1, 'item', $xml_format);
  286. echo '
  287. </rdf:RDF>';
  288. }
  289. // Otherwise, we're using our proprietary formats - they give more data, though.
  290. else
  291. {
  292. echo '
  293. <smf:xml-feed xmlns:smf="http://www.simplemachines.org/" xmlns="http://www.simplemachines.org/xml/', $_GET['sa'], '" xml:lang="', strtr($txt['lang_locale'], '_', '-'), '">';
  294. // Dump out that associative array. Indent properly.... and use the right names for the base elements.
  295. dumpTags($xml, 1, $subActions[$_GET['sa']][1], $xml_format);
  296. echo '
  297. </smf:xml-feed>';
  298. }
  299. obExit(false);
  300. }
  301. function fix_possible_url($val)
  302. {
  303. global $modSettings, $context, $scripturl;
  304. if (substr($val, 0, strlen($scripturl)) != $scripturl)
  305. return $val;
  306. call_integration_hook('integrate_fix_url', array(&$val));
  307. 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']))
  308. return $val;
  309. $val = preg_replace('/^' . preg_quote($scripturl, '/') . '\?((?:board|topic)=[^#"]+)(#[^"]*)?$/e', '\'\' . $scripturl . \'/\' . strtr(\'$1\', \'&;=\', \'//,\') . \'.html$2\'', $val);
  310. return $val;
  311. }
  312. function cdata_parse($data, $ns = '')
  313. {
  314. global $smcFunc, $cdata_override;
  315. // Are we not doing it?
  316. if (!empty($cdata_override))
  317. return $data;
  318. $cdata = '<![CDATA[';
  319. for ($pos = 0, $n = $smcFunc['strlen']($data); $pos < $n; null)
  320. {
  321. $positions = array(
  322. $smcFunc['strpos']($data, '&', $pos),
  323. $smcFunc['strpos']($data, ']', $pos),
  324. );
  325. if ($ns != '')
  326. $positions[] = $smcFunc['strpos']($data, '<', $pos);
  327. foreach ($positions as $k => $dummy)
  328. {
  329. if ($dummy === false)
  330. unset($positions[$k]);
  331. }
  332. $old = $pos;
  333. $pos = empty($positions) ? $n : min($positions);
  334. if ($pos - $old > 0)
  335. $cdata .= $smcFunc['substr']($data, $old, $pos - $old);
  336. if ($pos >= $n)
  337. break;
  338. if ($smcFunc['substr']($data, $pos, 1) == '<')
  339. {
  340. $pos2 = $smcFunc['strpos']($data, '>', $pos);
  341. if ($pos2 === false)
  342. $pos2 = $n;
  343. if ($smcFunc['substr']($data, $pos + 1, 1) == '/')
  344. $cdata .= ']]></' . $ns . ':' . $smcFunc['substr']($data, $pos + 2, $pos2 - $pos - 1) . '<![CDATA[';
  345. else
  346. $cdata .= ']]><' . $ns . ':' . $smcFunc['substr']($data, $pos + 1, $pos2 - $pos) . '<![CDATA[';
  347. $pos = $pos2 + 1;
  348. }
  349. elseif ($smcFunc['substr']($data, $pos, 1) == ']')
  350. {
  351. $cdata .= ']]>&#093;<![CDATA[';
  352. $pos++;
  353. }
  354. elseif ($smcFunc['substr']($data, $pos, 1) == '&')
  355. {
  356. $pos2 = $smcFunc['strpos']($data, ';', $pos);
  357. if ($pos2 === false)
  358. $pos2 = $n;
  359. $ent = $smcFunc['substr']($data, $pos + 1, $pos2 - $pos - 1);
  360. if ($smcFunc['substr']($data, $pos + 1, 1) == '#')
  361. $cdata .= ']]>' . $smcFunc['substr']($data, $pos, $pos2 - $pos + 1) . '<![CDATA[';
  362. elseif (in_array($ent, array('amp', 'lt', 'gt', 'quot')))
  363. $cdata .= ']]>' . $smcFunc['substr']($data, $pos, $pos2 - $pos + 1) . '<![CDATA[';
  364. $pos = $pos2 + 1;
  365. }
  366. }
  367. $cdata .= ']]>';
  368. return strtr($cdata, array('<![CDATA[]]>' => ''));
  369. }
  370. /**
  371. * Formats data retrieved in other functions into xml format.
  372. * Additionally formats data based on the specific format passed.
  373. * This function is recursively called to handle sub arrays of data.
  374. * @param array $data, the array to output as xml data
  375. * @param int $i, the amount of indentation to use.
  376. * @param string $tag, if specified, it will be used instead of the keys of data.
  377. * @param string $xml_format
  378. */
  379. function dumpTags($data, $i, $tag = null, $xml_format = '')
  380. {
  381. global $modSettings, $context, $scripturl;
  382. // For every array in the data...
  383. foreach ($data as $key => $val)
  384. {
  385. // Skip it, it's been set to null.
  386. if ($val === null)
  387. continue;
  388. // If a tag was passed, use it instead of the key.
  389. $key = isset($tag) ? $tag : $key;
  390. // First let's indent!
  391. echo "\n", str_repeat("\t", $i);
  392. // Grr, I hate kludges... almost worth doing it properly, here, but not quite.
  393. if ($xml_format == 'atom' && $key == 'link')
  394. {
  395. echo '<link rel="alternate" type="text/html" href="', fix_possible_url($val), '" />';
  396. continue;
  397. }
  398. // If it's empty/0/nothing simply output an empty tag.
  399. if ($val == '')
  400. echo '<', $key, ' />';
  401. elseif ($xml_format == 'atom' && $key == 'category')
  402. echo '<', $key, ' term="', $val, '" />';
  403. else
  404. {
  405. // Beginning tag.
  406. if ($xml_format == 'rdf' && $key == 'item' && isset($val['link']))
  407. {
  408. echo '<', $key, ' rdf:about="', fix_possible_url($val['link']), '">';
  409. echo "\n", str_repeat("\t", $i + 1);
  410. echo '<dc:format>text/html</dc:format>';
  411. }
  412. elseif ($xml_format == 'atom' && $key == 'summary')
  413. echo '<', $key, ' type="html">';
  414. else
  415. echo '<', $key, '>';
  416. if (is_array($val))
  417. {
  418. // An array. Dump it, and then indent the tag.
  419. dumpTags($val, $i + 1, null, $xml_format);
  420. echo "\n", str_repeat("\t", $i), '</', $key, '>';
  421. }
  422. // A string with returns in it.... show this as a multiline element.
  423. elseif (strpos($val, "\n") !== false || strpos($val, '<br />') !== false)
  424. echo "\n", fix_possible_url($val), "\n", str_repeat("\t", $i), '</', $key, '>';
  425. // A simple string.
  426. else
  427. echo fix_possible_url($val), '</', $key, '>';
  428. }
  429. }
  430. }
  431. /**
  432. * Retrieve the list of members from database.
  433. * The array will be generated to match the format.
  434. * @todo get the list of members from Subs-Members.
  435. *
  436. * @param string $xml_format
  437. * @return array
  438. */
  439. function getXmlMembers($xml_format)
  440. {
  441. global $scripturl, $smcFunc;
  442. if (!allowedTo('view_mlist'))
  443. return array();
  444. // Find the most recent members.
  445. $request = $smcFunc['db_query']('', '
  446. SELECT id_member, member_name, real_name, date_registered, last_login
  447. FROM {db_prefix}members
  448. ORDER BY id_member DESC
  449. LIMIT {int:limit}',
  450. array(
  451. 'limit' => $_GET['limit'],
  452. )
  453. );
  454. $data = array();
  455. while ($row = $smcFunc['db_fetch_assoc']($request))
  456. {
  457. // Make the data look rss-ish.
  458. if ($xml_format == 'rss' || $xml_format == 'rss2')
  459. $data[] = array(
  460. 'title' => cdata_parse($row['real_name']),
  461. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  462. 'comments' => $scripturl . '?action=pm;sa=send;u=' . $row['id_member'],
  463. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['date_registered']),
  464. 'guid' => $scripturl . '?action=profile;u=' . $row['id_member'],
  465. );
  466. elseif ($xml_format == 'rdf')
  467. $data[] = array(
  468. 'title' => cdata_parse($row['real_name']),
  469. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  470. );
  471. elseif ($xml_format == 'atom')
  472. $data[] = array(
  473. 'title' => cdata_parse($row['real_name']),
  474. 'link' => $scripturl . '?action=profile;u=' . $row['id_member'],
  475. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['date_registered']),
  476. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['last_login']),
  477. 'id' => $scripturl . '?action=profile;u=' . $row['id_member'],
  478. );
  479. // More logical format for the data, but harder to apply.
  480. else
  481. $data[] = array(
  482. 'name' => cdata_parse($row['real_name']),
  483. 'time' => htmlspecialchars(strip_tags(timeformat($row['date_registered']))),
  484. 'id' => $row['id_member'],
  485. 'link' => $scripturl . '?action=profile;u=' . $row['id_member']
  486. );
  487. }
  488. $smcFunc['db_free_result']($request);
  489. return $data;
  490. }
  491. /**
  492. * Get the latest topics information from a specific board,
  493. * to display later.
  494. * The returned array will be generated to match the xmf_format.
  495. * @todo does not belong here
  496. *
  497. * @param $xml_format
  498. * @return array, array of topics
  499. */
  500. function getXmlNews($xml_format)
  501. {
  502. global $user_info, $scripturl, $modSettings, $board;
  503. global $query_this_board, $smcFunc, $settings, $context;
  504. /* Find the latest posts that:
  505. - are the first post in their topic.
  506. - are on an any board OR in a specified board.
  507. - can be seen by this user.
  508. - are actually the latest posts. */
  509. $done = false;
  510. $loops = 0;
  511. while (!$done)
  512. {
  513. $optimize_msg = implode(' AND ', $context['optimize_msg']);
  514. $request = $smcFunc['db_query']('', '
  515. SELECT
  516. m.smileys_enabled, m.poster_time, m.id_msg, m.subject, m.body, m.modified_time,
  517. m.icon, t.id_topic, t.id_board, t.num_replies,
  518. b.name AS bname,
  519. mem.hide_email, IFNULL(mem.id_member, 0) AS id_member,
  520. IFNULL(mem.email_address, m.poster_email) AS poster_email,
  521. IFNULL(mem.real_name, m.poster_name) AS poster_name
  522. FROM {db_prefix}topics AS t
  523. INNER JOIN {db_prefix}messages AS m ON (m.id_msg = t.id_first_msg)
  524. INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
  525. LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
  526. WHERE ' . $query_this_board . (empty($optimize_msg) ? '' : '
  527. AND {raw:optimize_msg}') . (empty($board) ? '' : '
  528. AND t.id_board = {int:current_board}') . ($modSettings['postmod_active'] ? '
  529. AND t.approved = {int:is_approved}' : '') . '
  530. ORDER BY t.id_first_msg DESC
  531. LIMIT {int:limit}',
  532. array(
  533. 'current_board' => $board,
  534. 'is_approved' => 1,
  535. 'limit' => $_GET['limit'],
  536. 'optimize_msg' => $optimize_msg,
  537. )
  538. );
  539. // If we don't have $_GET['limit'] results, try again with an unoptimized version covering all rows.
  540. if ($loops < 2 && $smcFunc['db_num_rows']($request) < $_GET['limit'])
  541. {
  542. $smcFunc['db_free_result']($request);
  543. if (empty($_REQUEST['boards']) && empty($board))
  544. unset($context['optimize_msg']['lowest']);
  545. else
  546. $context['optimize_msg']['lowest'] = 'm.id_msg >= t.id_first_msg';
  547. $context['optimize_msg']['highest'] = 'm.id_msg <= t.id_last_msg';
  548. $loops++;
  549. }
  550. else
  551. $done = true;
  552. }
  553. $data = array();
  554. while ($row = $smcFunc['db_fetch_assoc']($request))
  555. {
  556. // Limit the length of the message, if the option is set.
  557. if (!empty($modSettings['xmlnews_maxlen']) && $smcFunc['strlen'](str_replace('<br />', "\n", $row['body'])) > $modSettings['xmlnews_maxlen'])
  558. $row['body'] = strtr($smcFunc['substr'](str_replace('<br />', "\n", $row['body']), 0, $modSettings['xmlnews_maxlen'] - 3), array("\n" => '<br />')) . '...';
  559. $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);
  560. censorText($row['body']);
  561. censorText($row['subject']);
  562. // Being news, this actually makes sense in rss format.
  563. if ($xml_format == 'rss' || $xml_format == 'rss2')
  564. $data[] = array(
  565. 'title' => cdata_parse($row['subject']),
  566. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  567. 'description' => cdata_parse($row['body']),
  568. 'author' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['posterEmail'] . ' ('.$row['posterName'].')' : null,
  569. 'comments' => $scripturl . '?action=post;topic=' . $row['id_topic'] . '.0',
  570. 'category' => '<![CDATA[' . $row['bname'] . ']]>',
  571. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['poster_time']),
  572. 'guid' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  573. );
  574. elseif ($xml_format == 'rdf')
  575. $data[] = array(
  576. 'title' => cdata_parse($row['subject']),
  577. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  578. 'description' => cdata_parse($row['body']),
  579. );
  580. elseif ($xml_format == 'atom')
  581. $data[] = array(
  582. 'title' => cdata_parse($row['subject']),
  583. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  584. 'summary' => cdata_parse($row['body']),
  585. 'category' => $row['bname'],
  586. 'author' => array(
  587. 'name' => $row['poster_name'],
  588. 'email' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  589. 'uri' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : '',
  590. ),
  591. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['poster_time']),
  592. 'modified' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', empty($row['modified_time']) ? $row['poster_time'] : $row['modified_time']),
  593. 'id' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  594. );
  595. // The biggest difference here is more information.
  596. else
  597. $data[] = array(
  598. 'time' => htmlspecialchars(strip_tags(timeformat($row['poster_time']))),
  599. 'id' => $row['id_topic'],
  600. 'subject' => cdata_parse($row['subject']),
  601. 'body' => cdata_parse($row['body']),
  602. 'poster' => array(
  603. 'name' => cdata_parse($row['poster_name']),
  604. 'id' => $row['id_member'],
  605. 'link' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : '',
  606. ),
  607. 'topic' => $row['id_topic'],
  608. 'board' => array(
  609. 'name' => cdata_parse($row['bname']),
  610. 'id' => $row['id_board'],
  611. 'link' => $scripturl . '?board=' . $row['id_board'] . '.0',
  612. ),
  613. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.0',
  614. );
  615. }
  616. $smcFunc['db_free_result']($request);
  617. return $data;
  618. }
  619. /**
  620. * Get the recent topics to display.
  621. * The returned array will be generated to match the xml_format.
  622. * @todo does not belong here.
  623. *
  624. * @param $xml_format
  625. * @return array, of recent posts
  626. */
  627. function getXmlRecent($xml_format)
  628. {
  629. global $user_info, $scripturl, $modSettings, $board;
  630. global $query_this_board, $smcFunc, $settings, $context;
  631. $done = false;
  632. $loops = 0;
  633. while (!$done)
  634. {
  635. $optimize_msg = implode(' AND ', $context['optimize_msg']);
  636. $request = $smcFunc['db_query']('', '
  637. SELECT m.id_msg
  638. FROM {db_prefix}messages AS m
  639. INNER JOIN {db_prefix}boards AS b ON (b.id_board = m.id_board)
  640. INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
  641. WHERE ' . $query_this_board . (empty($optimize_msg) ? '' : '
  642. AND {raw:optimize_msg}') . (empty($board) ? '' : '
  643. AND m.id_board = {int:current_board}') . ($modSettings['postmod_active'] ? '
  644. AND m.approved = {int:is_approved}' : '') . '
  645. ORDER BY m.id_msg DESC
  646. LIMIT {int:limit}',
  647. array(
  648. 'limit' => $_GET['limit'],
  649. 'current_board' => $board,
  650. 'is_approved' => 1,
  651. 'optimize_msg' => $optimize_msg,
  652. )
  653. );
  654. // If we don't have $_GET['limit'] results, try again with an unoptimized version covering all rows.
  655. if ($loops < 2 && $smcFunc['db_num_rows']($request) < $_GET['limit'])
  656. {
  657. $smcFunc['db_free_result']($request);
  658. if (empty($_REQUEST['boards']) && empty($board))
  659. unset($context['optimize_msg']['lowest']);
  660. else
  661. $context['optimize_msg']['lowest'] = $loops ? 'm.id_msg >= t.id_first_msg' : 'm.id_msg >= (t.id_last_msg - t.id_first_msg) / 2';
  662. $loops++;
  663. }
  664. else
  665. $done = true;
  666. }
  667. $messages = array();
  668. while ($row = $smcFunc['db_fetch_assoc']($request))
  669. $messages[] = $row['id_msg'];
  670. $smcFunc['db_free_result']($request);
  671. if (empty($messages))
  672. return array();
  673. // Find the most recent posts this user can see.
  674. $request = $smcFunc['db_query']('', '
  675. SELECT
  676. m.smileys_enabled, m.poster_time, m.id_msg, m.subject, m.body, m.id_topic, t.id_board,
  677. b.name AS bname, t.num_replies, m.id_member, m.icon, mf.id_member AS id_first_member,
  678. IFNULL(mem.real_name, m.poster_name) AS poster_name, mf.subject AS first_subject,
  679. IFNULL(memf.real_name, mf.poster_name) AS first_poster_name, mem.hide_email,
  680. IFNULL(mem.email_address, m.poster_email) AS poster_email, m.modified_time
  681. FROM {db_prefix}messages AS m
  682. INNER JOIN {db_prefix}topics AS t ON (t.id_topic = m.id_topic)
  683. INNER JOIN {db_prefix}messages AS mf ON (mf.id_msg = t.id_first_msg)
  684. INNER JOIN {db_prefix}boards AS b ON (b.id_board = t.id_board)
  685. LEFT JOIN {db_prefix}members AS mem ON (mem.id_member = m.id_member)
  686. LEFT JOIN {db_prefix}members AS memf ON (memf.id_member = mf.id_member)
  687. WHERE m.id_msg IN ({array_int:message_list})
  688. ' . (empty($board) ? '' : 'AND t.id_board = {int:current_board}') . '
  689. ORDER BY m.id_msg DESC
  690. LIMIT {int:limit}',
  691. array(
  692. 'limit' => $_GET['limit'],
  693. 'current_board' => $board,
  694. 'message_list' => $messages,
  695. )
  696. );
  697. $data = array();
  698. while ($row = $smcFunc['db_fetch_assoc']($request))
  699. {
  700. // Limit the length of the message, if the option is set.
  701. if (!empty($modSettings['xmlnews_maxlen']) && $smcFunc['strlen'](str_replace('<br />', "\n", $row['body'])) > $modSettings['xmlnews_maxlen'])
  702. $row['body'] = strtr($smcFunc['substr'](str_replace('<br />', "\n", $row['body']), 0, $modSettings['xmlnews_maxlen'] - 3), array("\n" => '<br />')) . '...';
  703. $row['body'] = parse_bbc($row['body'], $row['smileys_enabled'], $row['id_msg']);
  704. censorText($row['body']);
  705. censorText($row['subject']);
  706. // Doesn't work as well as news, but it kinda does..
  707. if ($xml_format == 'rss' || $xml_format == 'rss2')
  708. $data[] = array(
  709. 'title' => $row['subject'],
  710. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  711. 'description' => cdata_parse($row['body']),
  712. 'author' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  713. 'category' => cdata_parse($row['bname']),
  714. 'comments' => $scripturl . '?action=post;topic=' . $row['id_topic'] . '.0',
  715. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $row['poster_time']),
  716. 'guid' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg']
  717. );
  718. elseif ($xml_format == 'rdf')
  719. $data[] = array(
  720. 'title' => $row['subject'],
  721. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  722. 'description' => cdata_parse($row['body']),
  723. );
  724. elseif ($xml_format == 'atom')
  725. $data[] = array(
  726. 'title' => $row['subject'],
  727. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  728. 'summary' => cdata_parse($row['body']),
  729. 'category' => $row['bname'],
  730. 'author' => array(
  731. 'name' => $row['poster_name'],
  732. 'email' => in_array(showEmailAddress(!empty($row['hide_email']), $row['id_member']), array('yes', 'yes_permission_override')) ? $row['poster_email'] : null,
  733. 'uri' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : ''
  734. ),
  735. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $row['poster_time']),
  736. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', empty($row['modified_time']) ? $row['poster_time'] : $row['modified_time']),
  737. 'id' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg'],
  738. );
  739. // A lot of information here. Should be enough to please the rss-ers.
  740. else
  741. $data[] = array(
  742. 'time' => htmlspecialchars(strip_tags(timeformat($row['poster_time']))),
  743. 'id' => $row['id_msg'],
  744. 'subject' => cdata_parse($row['subject']),
  745. 'body' => cdata_parse($row['body']),
  746. 'starter' => array(
  747. 'name' => cdata_parse($row['first_poster_name']),
  748. 'id' => $row['id_first_member'],
  749. 'link' => !empty($row['id_first_member']) ? $scripturl . '?action=profile;u=' . $row['id_first_member'] : ''
  750. ),
  751. 'poster' => array(
  752. 'name' => cdata_parse($row['poster_name']),
  753. 'id' => $row['id_member'],
  754. 'link' => !empty($row['id_member']) ? $scripturl . '?action=profile;u=' . $row['id_member'] : ''
  755. ),
  756. 'topic' => array(
  757. 'subject' => cdata_parse($row['first_subject']),
  758. 'id' => $row['id_topic'],
  759. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.new#new'
  760. ),
  761. 'board' => array(
  762. 'name' => cdata_parse($row['bname']),
  763. 'id' => $row['id_board'],
  764. 'link' => $scripturl . '?board=' . $row['id_board'] . '.0'
  765. ),
  766. 'link' => $scripturl . '?topic=' . $row['id_topic'] . '.msg' . $row['id_msg'] . '#msg' . $row['id_msg']
  767. );
  768. }
  769. $smcFunc['db_free_result']($request);
  770. return $data;
  771. }
  772. /**
  773. * Get the profile information for member into an array,
  774. * which will be generated to match the xml_format.
  775. * @todo refactor.
  776. *
  777. * @param $xml_format
  778. * @return array, of profile data.
  779. */
  780. function getXmlProfile($xml_format)
  781. {
  782. global $scripturl, $memberContext, $user_profile, $modSettings, $user_info;
  783. // You must input a valid user....
  784. if (empty($_GET['u']) || loadMemberData((int) $_GET['u']) === false)
  785. return array();
  786. // Make sure the id is a number and not "I like trying to hack the database".
  787. $_GET['u'] = (int) $_GET['u'];
  788. // Load the member's contextual information!
  789. if (!loadMemberContext($_GET['u']) || !allowedTo('profile_view_any'))
  790. return array();
  791. // Okay, I admit it, I'm lazy. Stupid $_GET['u'] is long and hard to type.
  792. $profile = &$memberContext[$_GET['u']];
  793. if ($xml_format == 'rss' || $xml_format == 'rss2')
  794. $data = array(array(
  795. 'title' => cdata_parse($profile['name']),
  796. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  797. 'description' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  798. 'comments' => $scripturl . '?action=pm;sa=send;u=' . $profile['id'],
  799. 'pubDate' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['date_registered']),
  800. 'guid' => $scripturl . '?action=profile;u=' . $profile['id'],
  801. ));
  802. elseif ($xml_format == 'rdf')
  803. $data = array(array(
  804. 'title' => cdata_parse($profile['name']),
  805. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  806. 'description' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  807. ));
  808. elseif ($xml_format == 'atom')
  809. $data[] = array(
  810. 'title' => cdata_parse($profile['name']),
  811. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  812. 'summary' => cdata_parse(isset($profile['group']) ? $profile['group'] : $profile['post_group']),
  813. 'author' => array(
  814. 'name' => $profile['real_name'],
  815. 'email' => in_array(showEmailAddress(!empty($profile['hide_email']), $profile['id']), array('yes', 'yes_permission_override')) ? $profile['email'] : null,
  816. 'uri' => !empty($profile['website']) ? $profile['website']['url'] : ''
  817. ),
  818. 'published' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $user_profile[$profile['id']]['date_registered']),
  819. 'updated' => gmstrftime('%Y-%m-%dT%H:%M:%SZ', $user_profile[$profile['id']]['last_login']),
  820. 'id' => $scripturl . '?action=profile;u=' . $profile['id'],
  821. 'logo' => !empty($profile['avatar']) ? $profile['avatar']['url'] : '',
  822. );
  823. else
  824. {
  825. $data = array(
  826. 'username' => $user_info['is_admin'] || $user_info['id'] == $profile['id'] ? cdata_parse($profile['username']) : '',
  827. 'name' => cdata_parse($profile['name']),
  828. 'link' => $scripturl . '?action=profile;u=' . $profile['id'],
  829. 'posts' => $profile['posts'],
  830. 'post-group' => cdata_parse($profile['post_group']),
  831. 'language' => cdata_parse($profile['language']),
  832. 'last-login' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['last_login']),
  833. 'registered' => gmdate('D, d M Y H:i:s \G\M\T', $user_profile[$profile['id']]['date_registered'])
  834. );
  835. // Everything below here might not be set, and thus maybe shouldn't be displayed.
  836. if ($profile['gender']['name'] != '')
  837. $data['gender'] = cdata_parse($profile['gender']['name']);
  838. if ($profile['avatar']['name'] != '')
  839. $data['avatar'] = $profile['avatar']['url'];
  840. // If they are online, show an empty tag... no reason to put anything inside it.
  841. if ($profile['online']['is_online'])
  842. $data['online'] = '';
  843. if ($profile['signature'] != '')
  844. $data['signature'] = cdata_parse($profile['signature']);
  845. if ($profile['blurb'] != '')
  846. $data['blurb'] = cdata_parse($profile['blurb']);
  847. if ($profile['location'] != '')
  848. $data['location'] = cdata_parse($profile['location']);
  849. if ($profile['title'] != '')
  850. $data['title'] = cdata_parse($profile['title']);
  851. if (!empty($profile['icq']['name']) && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  852. $data['icq'] = $profile['icq']['name'];
  853. if ($profile['aim']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  854. $data['aim'] = $profile['aim']['name'];
  855. if ($profile['msn']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  856. $data['msn'] = $profile['msn']['name'];
  857. if ($profile['yim']['name'] != '' && !(!empty($modSettings['guest_hideContacts']) && $user_info['is_guest']))
  858. $data['yim'] = $profile['yim']['name'];
  859. if ($profile['website']['title'] != '')
  860. $data['website'] = array(
  861. 'title' => cdata_parse($profile['website']['title']),
  862. 'link' => $profile['website']['url']
  863. );
  864. if ($profile['group'] != '')
  865. $data['position'] = cdata_parse($profile['group']);
  866. if (!empty($modSettings['karmaMode']))
  867. $data['karma'] = array(
  868. 'good' => $profile['karma']['good'],
  869. 'bad' => $profile['karma']['bad']
  870. );
  871. if (in_array($profile['show_email'], array('yes', 'yes_permission_override')))
  872. $data['email'] = $profile['email'];
  873. if (!empty($profile['birth_date']) && substr($profile['birth_date'], 0, 4) != '0000')
  874. {
  875. list ($birth_year, $birth_month, $birth_day) = sscanf($profile['birth_date'], '%d-%d-%d');
  876. $datearray = getdate(forum_time());
  877. $data['age'] = $datearray['year'] - $birth_year - (($datearray['mon'] > $birth_month || ($datearray['mon'] == $birth_month && $datearray['mday'] >= $birth_day)) ? 0 : 1);
  878. }
  879. }
  880. // Save some memory.
  881. unset($profile, $memberContext[$_GET['u']]);
  882. return $data;
  883. }
  884. ?>