Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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  1. <?php
  2. require_once('include/config.php');
  3. require_once('include/network.php');
  4. require_once('include/plugin.php');
  5. require_once('include/text.php');
  6. require_once('include/datetime.php');
  7. require_once('include/pgettext.php');
  8. require_once('include/nav.php');
  9. require_once('include/cache.php');
  10. define ( 'FRIENDICA_PLATFORM', 'Friendica');
  11. define ( 'FRIENDICA_VERSION', '3.0.1413' );
  12. define ( 'DFRN_PROTOCOL_VERSION', '2.23' );
  13. define ( 'DB_UPDATE_VERSION', 1153 );
  14. define ( 'EOL', "<br />\r\n" );
  15. define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );
  16. /**
  17. *
  18. * Image storage quality. Lower numbers save space at cost of image detail.
  19. * For ease of upgrade, please do not change here. Change jpeg quality with
  20. * $a->config['system']['jpeg_quality'] = n;
  21. * in .htconfig.php, where n is netween 1 and 100, and with very poor results
  22. * below about 50
  23. *
  24. */
  25. define ( 'JPEG_QUALITY', 100 );
  26. /**
  27. * $a->config['system']['png_quality'] from 0 (uncompressed) to 9
  28. */
  29. define ( 'PNG_QUALITY', 8 );
  30. /**
  31. *
  32. * An alternate way of limiting picture upload sizes. Specify the maximum pixel
  33. * length that pictures are allowed to be (for non-square pictures, it will apply
  34. * to the longest side). Pictures longer than this length will be resized to be
  35. * this length (on the longest side, the other side will be scaled appropriately).
  36. * Modify this value using
  37. *
  38. * $a->config['system']['max_image_length'] = n;
  39. *
  40. * in .htconfig.php
  41. *
  42. * If you don't want to set a maximum length, set to -1. The default value is
  43. * defined by 'MAX_IMAGE_LENGTH' below.
  44. *
  45. */
  46. define ( 'MAX_IMAGE_LENGTH', -1 );
  47. /**
  48. * Not yet used
  49. */
  50. define ( 'DEFAULT_DB_ENGINE', 'MyISAM' );
  51. /**
  52. * SSL redirection policies
  53. */
  54. define ( 'SSL_POLICY_NONE', 0 );
  55. define ( 'SSL_POLICY_FULL', 1 );
  56. define ( 'SSL_POLICY_SELFSIGN', 2 );
  57. /**
  58. * log levels
  59. */
  60. define ( 'LOGGER_NORMAL', 0 );
  61. define ( 'LOGGER_TRACE', 1 );
  62. define ( 'LOGGER_DEBUG', 2 );
  63. define ( 'LOGGER_DATA', 3 );
  64. define ( 'LOGGER_ALL', 4 );
  65. /**
  66. * registration policies
  67. */
  68. define ( 'REGISTER_CLOSED', 0 );
  69. define ( 'REGISTER_APPROVE', 1 );
  70. define ( 'REGISTER_OPEN', 2 );
  71. /**
  72. * relationship types
  73. */
  74. define ( 'CONTACT_IS_FOLLOWER', 1);
  75. define ( 'CONTACT_IS_SHARING', 2);
  76. define ( 'CONTACT_IS_FRIEND', 3);
  77. /**
  78. * DB update return values
  79. */
  80. define ( 'UPDATE_SUCCESS', 0);
  81. define ( 'UPDATE_FAILED', 1);
  82. /**
  83. *
  84. * page/profile types
  85. *
  86. * PAGE_NORMAL is a typical personal profile account
  87. * PAGE_SOAPBOX automatically approves all friend requests as CONTACT_IS_SHARING, (readonly)
  88. * PAGE_COMMUNITY automatically approves all friend requests as CONTACT_IS_SHARING, but with
  89. * write access to wall and comments (no email and not included in page owner's ACL lists)
  90. * PAGE_FREELOVE automatically approves all friend requests as full friends (CONTACT_IS_FRIEND).
  91. *
  92. */
  93. define ( 'PAGE_NORMAL', 0 );
  94. define ( 'PAGE_SOAPBOX', 1 );
  95. define ( 'PAGE_COMMUNITY', 2 );
  96. define ( 'PAGE_FREELOVE', 3 );
  97. define ( 'PAGE_BLOG', 4 );
  98. define ( 'PAGE_PRVGROUP', 5 );
  99. /**
  100. * Network and protocol family types
  101. */
  102. define ( 'NETWORK_DFRN', 'dfrn'); // Friendica, Mistpark, other DFRN implementations
  103. define ( 'NETWORK_ZOT', 'zot!'); // Zot!
  104. define ( 'NETWORK_OSTATUS', 'stat'); // status.net, identi.ca, GNU-social, other OStatus implementations
  105. define ( 'NETWORK_FEED', 'feed'); // RSS/Atom feeds with no known "post/notify" protocol
  106. define ( 'NETWORK_DIASPORA', 'dspr'); // Diaspora
  107. define ( 'NETWORK_MAIL', 'mail'); // IMAP/POP
  108. define ( 'NETWORK_MAIL2', 'mai2'); // extended IMAP/POP
  109. define ( 'NETWORK_FACEBOOK', 'face'); // Facebook API
  110. define ( 'NETWORK_LINKEDIN', 'lnkd'); // LinkedIn
  111. define ( 'NETWORK_XMPP', 'xmpp'); // XMPP
  112. define ( 'NETWORK_MYSPACE', 'mysp'); // MySpace
  113. define ( 'NETWORK_GPLUS', 'goog'); // Google+
  114. define ( 'NETWORK_PHANTOM', 'unkn'); // Place holder
  115. /**
  116. * These numbers are used in stored permissions
  117. * and existing allocations MUST NEVER BE CHANGED
  118. * OR RE-ASSIGNED! You may only add to them.
  119. */
  120. $netgroup_ids = array(
  121. NETWORK_DFRN => (-1),
  122. NETWORK_ZOT => (-2),
  123. NETWORK_OSTATUS => (-3),
  124. NETWORK_FEED => (-4),
  125. NETWORK_DIASPORA => (-5),
  126. NETWORK_MAIL => (-6),
  127. NETWORK_MAIL2 => (-7),
  128. NETWORK_FACEBOOK => (-8),
  129. NETWORK_LINKEDIN => (-9),
  130. NETWORK_XMPP => (-10),
  131. NETWORK_MYSPACE => (-11),
  132. NETWORK_GPLUS => (-12),
  133. NETWORK_PHANTOM => (-127),
  134. );
  135. /**
  136. * Maximum number of "people who like (or don't like) this" that we will list by name
  137. */
  138. define ( 'MAX_LIKERS', 75);
  139. /**
  140. * Communication timeout
  141. */
  142. define ( 'ZCURL_TIMEOUT' , (-1));
  143. /**
  144. * email notification options
  145. */
  146. define ( 'NOTIFY_INTRO', 0x0001 );
  147. define ( 'NOTIFY_CONFIRM', 0x0002 );
  148. define ( 'NOTIFY_WALL', 0x0004 );
  149. define ( 'NOTIFY_COMMENT', 0x0008 );
  150. define ( 'NOTIFY_MAIL', 0x0010 );
  151. define ( 'NOTIFY_SUGGEST', 0x0020 );
  152. define ( 'NOTIFY_PROFILE', 0x0040 );
  153. define ( 'NOTIFY_TAGSELF', 0x0080 );
  154. define ( 'NOTIFY_TAGSHARE', 0x0100 );
  155. define ( 'NOTIFY_POKE', 0x0200 );
  156. define ( 'NOTIFY_SYSTEM', 0x8000 );
  157. /**
  158. * Tag/term types
  159. */
  160. define ( 'TERM_UNKNOWN', 0 );
  161. define ( 'TERM_HASHTAG', 1 );
  162. define ( 'TERM_MENTION', 2 );
  163. define ( 'TERM_CATEGORY', 3 );
  164. define ( 'TERM_PCATEGORY', 4 );
  165. define ( 'TERM_FILE', 5 );
  166. define ( 'TERM_OBJ_POST', 1 );
  167. define ( 'TERM_OBJ_PHOTO', 2 );
  168. /**
  169. * various namespaces we may need to parse
  170. */
  171. define ( 'NAMESPACE_ZOT', 'http://purl.org/zot' );
  172. define ( 'NAMESPACE_DFRN' , 'http://purl.org/macgirvin/dfrn/1.0' );
  173. define ( 'NAMESPACE_THREAD' , 'http://purl.org/syndication/thread/1.0' );
  174. define ( 'NAMESPACE_TOMB' , 'http://purl.org/atompub/tombstones/1.0' );
  175. define ( 'NAMESPACE_ACTIVITY', 'http://activitystrea.ms/spec/1.0/' );
  176. define ( 'NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/' );
  177. define ( 'NAMESPACE_MEDIA', 'http://purl.org/syndication/atommedia' );
  178. define ( 'NAMESPACE_SALMON_ME', 'http://salmon-protocol.org/ns/magic-env' );
  179. define ( 'NAMESPACE_OSTATUSSUB', 'http://ostatus.org/schema/1.0/subscribe' );
  180. define ( 'NAMESPACE_GEORSS', 'http://www.georss.org/georss' );
  181. define ( 'NAMESPACE_POCO', 'http://portablecontacts.net/spec/1.0' );
  182. define ( 'NAMESPACE_FEED', 'http://schemas.google.com/g/2010#updates-from' );
  183. define ( 'NAMESPACE_OSTATUS', 'http://ostatus.org/schema/1.0' );
  184. define ( 'NAMESPACE_STATUSNET', 'http://status.net/schema/api/1/' );
  185. define ( 'NAMESPACE_ATOM1', 'http://www.w3.org/2005/Atom' );
  186. /**
  187. * activity stream defines
  188. */
  189. define ( 'ACTIVITY_LIKE', NAMESPACE_ACTIVITY_SCHEMA . 'like' );
  190. define ( 'ACTIVITY_DISLIKE', NAMESPACE_DFRN . '/dislike' );
  191. define ( 'ACTIVITY_OBJ_HEART', NAMESPACE_DFRN . '/heart' );
  192. define ( 'ACTIVITY_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'make-friend' );
  193. define ( 'ACTIVITY_REQ_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'request-friend' );
  194. define ( 'ACTIVITY_UNFRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'remove-friend' );
  195. define ( 'ACTIVITY_FOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'follow' );
  196. define ( 'ACTIVITY_UNFOLLOW', NAMESPACE_ACTIVITY_SCHEMA . 'stop-following' );
  197. define ( 'ACTIVITY_JOIN', NAMESPACE_ACTIVITY_SCHEMA . 'join' );
  198. define ( 'ACTIVITY_POST', NAMESPACE_ACTIVITY_SCHEMA . 'post' );
  199. define ( 'ACTIVITY_UPDATE', NAMESPACE_ACTIVITY_SCHEMA . 'update' );
  200. define ( 'ACTIVITY_TAG', NAMESPACE_ACTIVITY_SCHEMA . 'tag' );
  201. define ( 'ACTIVITY_FAVORITE', NAMESPACE_ACTIVITY_SCHEMA . 'favorite' );
  202. define ( 'ACTIVITY_POKE', NAMESPACE_ZOT . '/activity/poke' );
  203. define ( 'ACTIVITY_OBJ_COMMENT', NAMESPACE_ACTIVITY_SCHEMA . 'comment' );
  204. define ( 'ACTIVITY_OBJ_NOTE', NAMESPACE_ACTIVITY_SCHEMA . 'note' );
  205. define ( 'ACTIVITY_OBJ_PERSON', NAMESPACE_ACTIVITY_SCHEMA . 'person' );
  206. define ( 'ACTIVITY_OBJ_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'photo' );
  207. define ( 'ACTIVITY_OBJ_P_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'profile-photo' );
  208. define ( 'ACTIVITY_OBJ_ALBUM', NAMESPACE_ACTIVITY_SCHEMA . 'photo-album' );
  209. define ( 'ACTIVITY_OBJ_EVENT', NAMESPACE_ACTIVITY_SCHEMA . 'event' );
  210. define ( 'ACTIVITY_OBJ_GROUP', NAMESPACE_ACTIVITY_SCHEMA . 'group' );
  211. define ( 'ACTIVITY_OBJ_TAGTERM', NAMESPACE_DFRN . '/tagterm' );
  212. define ( 'ACTIVITY_OBJ_PROFILE', NAMESPACE_DFRN . '/profile' );
  213. /**
  214. * item weight for query ordering
  215. */
  216. define ( 'GRAVITY_PARENT', 0);
  217. define ( 'GRAVITY_LIKE', 3);
  218. define ( 'GRAVITY_COMMENT', 6);
  219. /**
  220. *
  221. * Reverse the effect of magic_quotes_gpc if it is enabled.
  222. * Please disable magic_quotes_gpc so we don't have to do this.
  223. * See http://php.net/manual/en/security.magicquotes.disabling.php
  224. *
  225. */
  226. function startup() {
  227. error_reporting(E_ERROR | E_WARNING | E_PARSE);
  228. set_time_limit(0);
  229. // This has to be quite large to deal with embedded private photos
  230. ini_set('pcre.backtrack_limit', 500000);
  231. if (get_magic_quotes_gpc()) {
  232. $process = array(&$_GET, &$_POST, &$_COOKIE, &$_REQUEST);
  233. while (list($key, $val) = each($process)) {
  234. foreach ($val as $k => $v) {
  235. unset($process[$key][$k]);
  236. if (is_array($v)) {
  237. $process[$key][stripslashes($k)] = $v;
  238. $process[] = &$process[$key][stripslashes($k)];
  239. } else {
  240. $process[$key][stripslashes($k)] = stripslashes($v);
  241. }
  242. }
  243. }
  244. unset($process);
  245. }
  246. }
  247. /**
  248. *
  249. * class: App
  250. *
  251. * Our main application structure for the life of this page
  252. * Primarily deals with the URL that got us here
  253. * and tries to make some sense of it, and
  254. * stores our page contents and config storage
  255. * and anything else that might need to be passed around
  256. * before we spit the page out.
  257. *
  258. */
  259. if(! class_exists('App')) {
  260. class App {
  261. public $module_loaded = false;
  262. public $query_string;
  263. public $config;
  264. public $page;
  265. public $profile;
  266. public $user;
  267. public $cid;
  268. public $contact;
  269. public $contacts;
  270. public $page_contact;
  271. public $content;
  272. public $data = array();
  273. public $error = false;
  274. public $cmd;
  275. public $argv;
  276. public $argc;
  277. public $module;
  278. public $pager;
  279. public $strings;
  280. public $path;
  281. public $hooks;
  282. public $timezone;
  283. public $interactive = true;
  284. public $plugins;
  285. public $apps = array();
  286. public $identities;
  287. public $nav_sel;
  288. public $category;
  289. private $scheme;
  290. private $hostname;
  291. private $baseurl;
  292. private $db;
  293. private $curl_code;
  294. private $curl_headers;
  295. private $cached_profile_image;
  296. private $cached_profile_picdate;
  297. function __construct() {
  298. global $default_timezone;
  299. $this->timezone = ((x($default_timezone)) ? $default_timezone : 'UTC');
  300. date_default_timezone_set($this->timezone);
  301. $this->config = array();
  302. $this->page = array();
  303. $this->pager= array();
  304. $this->query_string = '';
  305. startup();
  306. $this->scheme = 'http';
  307. if(x($_SERVER,'HTTPS') && $_SERVER['HTTPS'])
  308. $this->scheme = 'https';
  309. elseif(x($_SERVER,'SERVER_PORT') && (intval($_SERVER['SERVER_PORT']) == 443))
  310. $this->scheme = 'https';
  311. if(x($_SERVER,'SERVER_NAME')) {
  312. $this->hostname = $_SERVER['SERVER_NAME'];
  313. // See bug 437 - this didn't work so disabling it
  314. //if(stristr($this->hostname,'xn--')) {
  315. // PHP or webserver may have converted idn to punycode, so
  316. // convert punycode back to utf-8
  317. // require_once('library/simplepie/idn/idna_convert.class.php');
  318. // $x = new idna_convert();
  319. // $this->hostname = $x->decode($_SERVER['SERVER_NAME']);
  320. //}
  321. if(x($_SERVER,'SERVER_PORT') && $_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443)
  322. $this->hostname .= ':' . $_SERVER['SERVER_PORT'];
  323. /**
  324. * Figure out if we are running at the top of a domain
  325. * or in a sub-directory and adjust accordingly
  326. */
  327. $path = trim(dirname($_SERVER['SCRIPT_NAME']),'/\\');
  328. if(isset($path) && strlen($path) && ($path != $this->path))
  329. $this->path = $path;
  330. }
  331. set_include_path(
  332. "include/$this->hostname" . PATH_SEPARATOR
  333. . 'include' . PATH_SEPARATOR
  334. . 'library' . PATH_SEPARATOR
  335. . 'library/phpsec' . PATH_SEPARATOR
  336. . 'library/langdet' . PATH_SEPARATOR
  337. . '.' );
  338. if((x($_SERVER,'QUERY_STRING')) && substr($_SERVER['QUERY_STRING'],0,2) === "q=") {
  339. $this->query_string = substr($_SERVER['QUERY_STRING'],2);
  340. // removing trailing / - maybe a nginx problem
  341. if (substr($this->query_string, 0, 1) == "/")
  342. $this->query_string = substr($this->query_string, 1);
  343. }
  344. if(x($_GET,'q'))
  345. $this->cmd = trim($_GET['q'],'/\\');
  346. // unix style "homedir"
  347. if(substr($this->cmd,0,1) === '~')
  348. $this->cmd = 'profile/' . substr($this->cmd,1);
  349. // Diaspora style profile url
  350. if(substr($this->cmd,0,2) === 'u/')
  351. $this->cmd = 'profile/' . substr($this->cmd,2);
  352. /**
  353. *
  354. * Break the URL path into C style argc/argv style arguments for our
  355. * modules. Given "http://example.com/module/arg1/arg2", $this->argc
  356. * will be 3 (integer) and $this->argv will contain:
  357. * [0] => 'module'
  358. * [1] => 'arg1'
  359. * [2] => 'arg2'
  360. *
  361. *
  362. * There will always be one argument. If provided a naked domain
  363. * URL, $this->argv[0] is set to "home".
  364. *
  365. */
  366. $this->argv = explode('/',$this->cmd);
  367. $this->argc = count($this->argv);
  368. if((array_key_exists('0',$this->argv)) && strlen($this->argv[0])) {
  369. $this->module = str_replace(".", "_", $this->argv[0]);
  370. }
  371. else {
  372. $this->argc = 1;
  373. $this->argv = array('home');
  374. $this->module = 'home';
  375. }
  376. /**
  377. * Special handling for the webfinger/lrdd host XRD file
  378. */
  379. if($this->cmd === '.well-known/host-meta') {
  380. $this->argc = 1;
  381. $this->argv = array('hostxrd');
  382. $this->module = 'hostxrd';
  383. }
  384. /**
  385. * See if there is any page number information, and initialise
  386. * pagination
  387. */
  388. $this->pager['page'] = ((x($_GET,'page') && intval($_GET['page']) > 0) ? intval($_GET['page']) : 1);
  389. $this->pager['itemspage'] = 50;
  390. $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
  391. if($this->pager['start'] < 0)
  392. $this->pager['start'] = 0;
  393. $this->pager['total'] = 0;
  394. }
  395. function get_baseurl($ssl = false) {
  396. $scheme = $this->scheme;
  397. if((x($this->config,'system')) && (x($this->config['system'],'ssl_policy'))) {
  398. if(intval($this->config['system']['ssl_policy']) === intval(SSL_POLICY_FULL))
  399. $scheme = 'https';
  400. // Basically, we have $ssl = true on any links which can only be seen by a logged in user
  401. // (and also the login link). Anything seen by an outsider will have it turned off.
  402. if($this->config['system']['ssl_policy'] == SSL_POLICY_SELFSIGN) {
  403. if($ssl)
  404. $scheme = 'https';
  405. else
  406. $scheme = 'http';
  407. }
  408. }
  409. $this->baseurl = $scheme . "://" . $this->hostname . ((isset($this->path) && strlen($this->path)) ? '/' . $this->path : '' );
  410. return $this->baseurl;
  411. }
  412. function set_baseurl($url) {
  413. $parsed = @parse_url($url);
  414. $this->baseurl = $url;
  415. if($parsed) {
  416. $this->scheme = $parsed['scheme'];
  417. $this->hostname = $parsed['host'];
  418. if(x($parsed,'port'))
  419. $this->hostname .= ':' . $parsed['port'];
  420. if(x($parsed,'path'))
  421. $this->path = trim($parsed['path'],'\\/');
  422. }
  423. }
  424. function get_hostname() {
  425. return $this->hostname;
  426. }
  427. function set_hostname($h) {
  428. $this->hostname = $h;
  429. }
  430. function set_path($p) {
  431. $this->path = trim(trim($p),'/');
  432. }
  433. function get_path() {
  434. return $this->path;
  435. }
  436. function set_pager_total($n) {
  437. $this->pager['total'] = intval($n);
  438. }
  439. function set_pager_itemspage($n) {
  440. $this->pager['itemspage'] = ((intval($n) > 0) ? intval($n) : 0);
  441. $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
  442. }
  443. function init_pagehead() {
  444. $interval = ((local_user()) ? get_pconfig(local_user(),'system','update_interval') : 40000);
  445. if($interval < 10000)
  446. $interval = 40000;
  447. $this->page['title'] = $this->config['sitename'];
  448. $tpl = file_get_contents('view/head.tpl');
  449. $this->page['htmlhead'] = replace_macros($tpl,array(
  450. '$baseurl' => $this->get_baseurl(), // FIXME for z_path!!!!
  451. '$local_user' => local_user(),
  452. '$generator' => 'Friendica' . ' ' . FRIENDICA_VERSION,
  453. '$delitem' => t('Delete this item?'),
  454. '$comment' => t('Comment'),
  455. '$showmore' => t('show more'),
  456. '$showfewer' => t('show fewer'),
  457. '$update_interval' => $interval
  458. ));
  459. }
  460. function set_curl_code($code) {
  461. $this->curl_code = $code;
  462. }
  463. function get_curl_code() {
  464. return $this->curl_code;
  465. }
  466. function set_curl_headers($headers) {
  467. $this->curl_headers = $headers;
  468. }
  469. function get_curl_headers() {
  470. return $this->curl_headers;
  471. }
  472. function get_cached_avatar_image($avatar_image){
  473. if($this->cached_profile_image[$avatar_image])
  474. return $this->cached_profile_image[$avatar_image];
  475. $path_parts = explode("/",$avatar_image);
  476. $common_filename = $path_parts[count($path_parts)-1];
  477. if($this->cached_profile_picdate[$common_filename]){
  478. $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename];
  479. } else {
  480. $r = q("SELECT `contact`.`avatar-date` AS picdate FROM `contact` WHERE `contact`.`thumb` like \"%%/%s\"",
  481. $common_filename);
  482. if(! count($r)){
  483. $this->cached_profile_image[$avatar_image] = $avatar_image;
  484. } else {
  485. $this->cached_profile_picdate[$common_filename] = "?rev=" . urlencode($r[0]['picdate']);
  486. $this->cached_profile_image[$avatar_image] = $avatar_image . $this->cached_profile_picdate[$common_filename];
  487. }
  488. }
  489. return $this->cached_profile_image[$avatar_image];
  490. }
  491. }
  492. }
  493. // retrieve the App structure
  494. // useful in functions which require it but don't get it passed to them
  495. if(! function_exists('get_app')) {
  496. function get_app() {
  497. global $a;
  498. return $a;
  499. }
  500. };
  501. // Multi-purpose function to check variable state.
  502. // Usage: x($var) or $x($array,'key')
  503. // returns false if variable/key is not set
  504. // if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
  505. // e.g. x('') or x(0) returns 0;
  506. if(! function_exists('x')) {
  507. function x($s,$k = NULL) {
  508. if($k != NULL) {
  509. if((is_array($s)) && (array_key_exists($k,$s))) {
  510. if($s[$k])
  511. return (int) 1;
  512. return (int) 0;
  513. }
  514. return false;
  515. }
  516. else {
  517. if(isset($s)) {
  518. if($s) {
  519. return (int) 1;
  520. }
  521. return (int) 0;
  522. }
  523. return false;
  524. }
  525. }
  526. }
  527. // called from db initialisation if db is dead.
  528. if(! function_exists('system_unavailable')) {
  529. function system_unavailable() {
  530. include('system_unavailable.php');
  531. system_down();
  532. killme();
  533. }
  534. }
  535. function clean_urls() {
  536. global $a;
  537. // if($a->config['system']['clean_urls'])
  538. return true;
  539. // return false;
  540. }
  541. function z_path() {
  542. global $a;
  543. $base = $a->get_baseurl();
  544. if(! clean_urls())
  545. $base .= '/?q=';
  546. return $base;
  547. }
  548. function z_root() {
  549. global $a;
  550. return $a->get_baseurl();
  551. }
  552. function absurl($path) {
  553. if(strpos($path,'/') === 0)
  554. return z_path() . $path;
  555. return $path;
  556. }
  557. function is_ajax() {
  558. return (!empty($_SERVER['HTTP_X_REQUESTED_WITH']) && strtolower($_SERVER['HTTP_X_REQUESTED_WITH']) == 'xmlhttprequest');
  559. }
  560. // Primarily involved with database upgrade, but also sets the
  561. // base url for use in cmdline programs which don't have
  562. // $_SERVER variables, and synchronising the state of installed plugins.
  563. if(! function_exists('check_config')) {
  564. function check_config(&$a) {
  565. $build = get_config('system','build');
  566. if(! x($build))
  567. $build = set_config('system','build',DB_UPDATE_VERSION);
  568. $url = get_config('system','url');
  569. // if the url isn't set or the stored url is radically different
  570. // than the currently visited url, store the current value accordingly.
  571. // "Radically different" ignores common variations such as http vs https
  572. // and www.example.com vs example.com.
  573. if((! x($url)) || (! link_compare($url,$a->get_baseurl())))
  574. $url = set_config('system','url',$a->get_baseurl());
  575. if($build != DB_UPDATE_VERSION) {
  576. $stored = intval($build);
  577. $current = intval(DB_UPDATE_VERSION);
  578. if(($stored < $current) && file_exists('update.php')) {
  579. load_config('database');
  580. // We're reporting a different version than what is currently installed.
  581. // Run any existing update scripts to bring the database up to current.
  582. require_once('update.php');
  583. // make sure that boot.php and update.php are the same release, we might be
  584. // updating right this very second and the correct version of the update.php
  585. // file may not be here yet. This can happen on a very busy site.
  586. if(DB_UPDATE_VERSION == UPDATE_VERSION) {
  587. for($x = $stored; $x < $current; $x ++) {
  588. if(function_exists('update_' . $x)) {
  589. // There could be a lot of processes running or about to run.
  590. // We want exactly one process to run the update command.
  591. // So store the fact that we're taking responsibility
  592. // after first checking to see if somebody else already has.
  593. // If the update fails or times-out completely you may need to
  594. // delete the config entry to try again.
  595. $t = get_config('database','update_' . $x);
  596. if($t !== false)
  597. break;
  598. set_config('database','update_' . $x, time());
  599. // call the specific update
  600. $func = 'update_' . $x;
  601. $retval = $func();
  602. if($retval) {
  603. //send the administrator an e-mail
  604. $email_tpl = get_intltext_template("update_fail_eml.tpl");
  605. $email_msg = replace_macros($email_tpl, array(
  606. '$sitename' => $a->config['sitename'],
  607. '$siteurl' => $a->get_baseurl(),
  608. '$update' => $x,
  609. '$error' => sprintf( t('Update %s failed. See error logs.'), $x)
  610. ));
  611. $subject=sprintf(t('Update Error at %s'), $a->get_baseurl());
  612. mail($a->config['admin_email'], $subject, $email_msg,
  613. 'From: ' . t('Administrator') . '@' . $_SERVER['SERVER_NAME'] . "\n"
  614. . 'Content-type: text/plain; charset=UTF-8' . "\n"
  615. . 'Content-transfer-encoding: 8bit' );
  616. //try the logger
  617. logger('CRITICAL: Update Failed: '. $x);
  618. break;
  619. }
  620. else {
  621. set_config('database','update_' . $x, 'success');
  622. set_config('system','build', $x + 1);
  623. }
  624. }
  625. }
  626. }
  627. }
  628. }
  629. /**
  630. *
  631. * Synchronise plugins:
  632. *
  633. * $a->config['system']['addon'] contains a comma-separated list of names
  634. * of plugins/addons which are used on this system.
  635. * Go through the database list of already installed addons, and if we have
  636. * an entry, but it isn't in the config list, call the uninstall procedure
  637. * and mark it uninstalled in the database (for now we'll remove it).
  638. * Then go through the config list and if we have a plugin that isn't installed,
  639. * call the install procedure and add it to the database.
  640. *
  641. */
  642. $r = q("SELECT * FROM `addon` WHERE `installed` = 1");
  643. if(count($r))
  644. $installed = $r;
  645. else
  646. $installed = array();
  647. $plugins = get_config('system','addon');
  648. $plugins_arr = array();
  649. if($plugins)
  650. $plugins_arr = explode(',',str_replace(' ', '',$plugins));
  651. $a->plugins = $plugins_arr;
  652. $installed_arr = array();
  653. if(count($installed)) {
  654. foreach($installed as $i) {
  655. if(! in_array($i['name'],$plugins_arr)) {
  656. uninstall_plugin($i['name']);
  657. }
  658. else {
  659. $installed_arr[] = $i['name'];
  660. }
  661. }
  662. }
  663. if(count($plugins_arr)) {
  664. foreach($plugins_arr as $p) {
  665. if(! in_array($p,$installed_arr)) {
  666. install_plugin($p);
  667. }
  668. }
  669. }
  670. load_hooks();
  671. return;
  672. }
  673. }
  674. function get_guid($size=16) {
  675. $exists = true; // assume by default that we don't have a unique guid
  676. do {
  677. $s = random_string($size);
  678. $r = q("select id from guid where guid = '%s' limit 1", dbesc($s));
  679. if(! count($r))
  680. $exists = false;
  681. } while($exists);
  682. q("insert into guid ( guid ) values ( '%s' ) ", dbesc($s));
  683. return $s;
  684. }
  685. // wrapper for adding a login box. If $register == true provide a registration
  686. // link. This will most always depend on the value of $a->config['register_policy'].
  687. // returns the complete html for inserting into the page
  688. if(! function_exists('login')) {
  689. function login($register = false, $hiddens=false) {
  690. $a = get_app();
  691. $o = "";
  692. $reg = false;
  693. if ($register) {
  694. $reg = array(
  695. 'title' => t('Create a New Account'),
  696. 'desc' => t('Register')
  697. );
  698. }
  699. $noid = get_config('system','no_openid');
  700. $dest_url = $a->get_baseurl(true) . '/' . $a->query_string;
  701. if(local_user()) {
  702. $tpl = get_markup_template("logout.tpl");
  703. }
  704. else {
  705. $tpl = get_markup_template("login.tpl");
  706. $_SESSION['return_url'] = $a->query_string;
  707. }
  708. $o .= replace_macros($tpl,array(
  709. '$dest_url' => $dest_url,
  710. '$logout' => t('Logout'),
  711. '$login' => t('Login'),
  712. '$lname' => array('username', t('Nickname or Email address: ') , '', ''),
  713. '$lpassword' => array('password', t('Password: '), '', ''),
  714. '$openid' => !$noid,
  715. '$lopenid' => array('openid_url', t('Or login using OpenID: '),'',''),
  716. '$hiddens' => $hiddens,
  717. '$register' => $reg,
  718. '$lostpass' => t('Forgot your password?'),
  719. '$lostlink' => t('Password Reset'),
  720. ));
  721. call_hooks('login_hook',$o);
  722. return $o;
  723. }
  724. }
  725. // Used to end the current process, after saving session state.
  726. if(! function_exists('killme')) {
  727. function killme() {
  728. session_write_close();
  729. exit;
  730. }
  731. }
  732. // redirect to another URL and terminate this process.
  733. if(! function_exists('goaway')) {
  734. function goaway($s) {
  735. header("Location: $s");
  736. killme();
  737. }
  738. }
  739. // Returns the uid of locally logged in user or false.
  740. if(! function_exists('local_user')) {
  741. function local_user() {
  742. if((x($_SESSION,'authenticated')) && (x($_SESSION,'uid')))
  743. return intval($_SESSION['uid']);
  744. return false;
  745. }
  746. }
  747. // Returns contact id of authenticated site visitor or false
  748. if(! function_exists('remote_user')) {
  749. function remote_user() {
  750. if((x($_SESSION,'authenticated')) && (x($_SESSION,'visitor_id')))
  751. return intval($_SESSION['visitor_id']);
  752. return false;
  753. }
  754. }
  755. // contents of $s are displayed prominently on the page the next time
  756. // a page is loaded. Usually used for errors or alerts.
  757. if(! function_exists('notice')) {
  758. function notice($s) {
  759. $a = get_app();
  760. if(! x($_SESSION,'sysmsg')) $_SESSION['sysmsg'] = array();
  761. if($a->interactive)
  762. $_SESSION['sysmsg'][] = $s;
  763. }
  764. }
  765. if(! function_exists('info')) {
  766. function info($s) {
  767. $a = get_app();
  768. if(! x($_SESSION,'sysmsg_info')) $_SESSION['sysmsg_info'] = array();
  769. if($a->interactive)
  770. $_SESSION['sysmsg_info'][] = $s;
  771. }
  772. }
  773. // wrapper around config to limit the text length of an incoming message
  774. if(! function_exists('get_max_import_size')) {
  775. function get_max_import_size() {
  776. global $a;
  777. return ((x($a->config,'max_import_size')) ? $a->config['max_import_size'] : 0 );
  778. }
  779. }
  780. /**
  781. *
  782. * Function : profile_load
  783. * @parameter App $a
  784. * @parameter string $nickname
  785. * @parameter int $profile
  786. *
  787. * Summary: Loads a profile into the page sidebar.
  788. * The function requires a writeable copy of the main App structure, and the nickname
  789. * of a registered local account.
  790. *
  791. * If the viewer is an authenticated remote viewer, the profile displayed is the
  792. * one that has been configured for his/her viewing in the Contact manager.
  793. * Passing a non-zero profile ID can also allow a preview of a selected profile
  794. * by the owner.
  795. *
  796. * Profile information is placed in the App structure for later retrieval.
  797. * Honours the owner's chosen theme for display.
  798. *
  799. */
  800. if(! function_exists('profile_load')) {
  801. function profile_load(&$a, $nickname, $profile = 0) {
  802. if(remote_user()) {
  803. $r = q("SELECT `profile-id` FROM `contact` WHERE `id` = %d LIMIT 1",
  804. intval($_SESSION['visitor_id']));
  805. if(count($r))
  806. $profile = $r[0]['profile-id'];
  807. }
  808. $r = null;
  809. if($profile) {
  810. $profile_int = intval($profile);
  811. $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
  812. left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid`
  813. WHERE `user`.`nickname` = '%s' AND `profile`.`id` = %d and `contact`.`self` = 1 LIMIT 1",
  814. dbesc($nickname),
  815. intval($profile_int)
  816. );
  817. }
  818. if((! $r) && (! count($r))) {
  819. $r = q("SELECT `profile`.`uid` AS `profile_uid`, `profile`.* , `contact`.`avatar-date` AS picdate, `user`.* FROM `profile`
  820. left join `contact` on `contact`.`uid` = `profile`.`uid` LEFT JOIN `user` ON `profile`.`uid` = `user`.`uid`
  821. WHERE `user`.`nickname` = '%s' AND `profile`.`is-default` = 1 and `contact`.`self` = 1 LIMIT 1",
  822. dbesc($nickname)
  823. );
  824. }
  825. if(($r === false) || (! count($r))) {
  826. logger('profile error: ' . $a->query_string, LOGGER_DEBUG);
  827. notice( t('Requested profile is not available.') . EOL );
  828. $a->error = 404;
  829. return;
  830. }
  831. // fetch user tags if this isn't the default profile
  832. if(! $r[0]['is-default']) {
  833. $x = q("select `pub_keywords` from `profile` where uid = %d and `is-default` = 1 limit 1",
  834. intval($profile_uid)
  835. );
  836. if($x && count($x))
  837. $r[0]['pub_keywords'] = $x[0]['pub_keywords'];
  838. }
  839. $a->profile = $r[0];
  840. $a->page['title'] = $a->profile['name'] . " @ " . $a->config['sitename'];
  841. $_SESSION['theme'] = $a->profile['theme'];
  842. /**
  843. * load/reload current theme info
  844. */
  845. $theme_info_file = "view/theme/".current_theme()."/theme.php";
  846. if (file_exists($theme_info_file)){
  847. require_once($theme_info_file);
  848. }
  849. if(! (x($a->page,'aside')))
  850. $a->page['aside'] = '';
  851. if(local_user() && local_user() == $a->profile['uid']) {
  852. $a->page['aside'] .= replace_macros(get_markup_template('profile_edlink.tpl'),array(
  853. '$editprofile' => t('Edit profile'),
  854. '$profid' => $a->profile['id']
  855. ));
  856. }
  857. $block = (((get_config('system','block_public')) && (! local_user()) && (! remote_user())) ? true : false);
  858. $a->page['aside'] .= profile_sidebar($a->profile, $block);
  859. /*if(! $block)
  860. $a->page['aside'] .= contact_block();*/
  861. return;
  862. }
  863. }
  864. /**
  865. *
  866. * Function: profile_sidebar
  867. *
  868. * Formats a profile for display in the sidebar.
  869. * It is very difficult to templatise the HTML completely
  870. * because of all the conditional logic.
  871. *
  872. * @parameter: array $profile
  873. *
  874. * Returns HTML string stuitable for sidebar inclusion
  875. * Exceptions: Returns empty string if passed $profile is wrong type or not populated
  876. *
  877. */
  878. if(! function_exists('profile_sidebar')) {
  879. function profile_sidebar($profile, $block = 0) {
  880. $a = get_app();
  881. $o = '';
  882. $location = false;
  883. $address = false;
  884. $pdesc = true;
  885. if((! is_array($profile)) && (! count($profile)))
  886. return $o;
  887. $profile['picdate'] = urlencode($profile['picdate']);
  888. call_hooks('profile_sidebar_enter', $profile);
  889. // don't show connect link to yourself
  890. $connect = (($profile['uid'] != local_user()) ? t('Connect') : False);
  891. // don't show connect link to authenticated visitors either
  892. if((remote_user()) && ($_SESSION['visitor_visiting'] == $profile['uid']))
  893. $connect = False;
  894. if(get_my_url() && $profile['unkmail'])
  895. $wallmessage = t('Message');
  896. else
  897. $wallmessage = false;
  898. // show edit profile to yourself
  899. if ($profile['uid'] == local_user()) {
  900. $profile['edit'] = array($a->get_baseurl(). '/profiles', t('Profiles'),"", t('Manage/edit profiles'));
  901. $r = q("SELECT * FROM `profile` WHERE `uid` = %d",
  902. local_user());
  903. $profile['menu'] = array(
  904. 'chg_photo' => t('Change profile photo'),
  905. 'cr_new' => t('Create New Profile'),
  906. 'entries' => array(),
  907. );
  908. if(count($r)) {
  909. foreach($r as $rr) {
  910. $profile['menu']['entries'][] = array(
  911. 'photo' => $rr['thumb'],
  912. 'id' => $rr['id'],
  913. 'alt' => t('Profile Image'),
  914. 'profile_name' => $rr['profile-name'],
  915. 'isdefault' => $rr['is-default'],
  916. 'visibile_to_everybody' => t('visible to everybody'),
  917. 'edit_visibility' => t('Edit visibility'),
  918. );
  919. }
  920. }
  921. }
  922. if((x($profile,'address') == 1)
  923. || (x($profile,'locality') == 1)
  924. || (x($profile,'region') == 1)
  925. || (x($profile,'postal-code') == 1)
  926. || (x($profile,'country-name') == 1))
  927. $location = t('Location:');
  928. $gender = ((x($profile,'gender') == 1) ? t('Gender:') : False);
  929. $marital = ((x($profile,'marital') == 1) ? t('Status:') : False);
  930. $homepage = ((x($profile,'homepage') == 1) ? t('Homepage:') : False);
  931. if(($profile['hidewall'] || $block) && (! local_user()) && (! remote_user())) {
  932. $location = $pdesc = $gender = $marital = $homepage = False;
  933. }
  934. $firstname = ((strpos($profile['name'],' '))
  935. ? trim(substr($profile['name'],0,strpos($profile['name'],' '))) : $profile['name']);
  936. $lastname = (($firstname === $profile['name']) ? '' : trim(substr($profile['name'],strlen($firstname))));
  937. $diaspora = array(
  938. 'podloc' => $a->get_baseurl(),
  939. 'searchable' => (($profile['publish'] && $profile['net-publish']) ? 'true' : 'false' ),
  940. 'nickname' => $profile['nickname'],
  941. 'fullname' => $profile['name'],
  942. 'firstname' => $firstname,
  943. 'lastname' => $lastname,
  944. 'photo300' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/300/' . $profile['uid'] . '.jpg'),
  945. 'photo100' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/100/' . $profile['uid'] . '.jpg'),
  946. 'photo50' => $a->get_cached_avatar_image($a->get_baseurl() . '/photo/custom/50/' . $profile['uid'] . '.jpg'),
  947. );
  948. if (!$block){
  949. $contact_block = contact_block();
  950. }
  951. $tpl = get_markup_template('profile_vcard.tpl');
  952. $o .= replace_macros($tpl, array(
  953. '$profile' => $profile,
  954. '$connect' => $connect,
  955. '$wallmessage' => $wallmessage,
  956. '$location' => template_escape($location),
  957. '$gender' => $gender,
  958. '$pdesc' => $pdesc,
  959. '$marital' => $marital,
  960. '$homepage' => $homepage,
  961. '$diaspora' => $diaspora,
  962. '$contact_block' => $contact_block,
  963. ));
  964. $arr = array('profile' => &$profile, 'entry' => &$o);
  965. call_hooks('profile_sidebar', $arr);
  966. return $o;
  967. }
  968. }
  969. if(! function_exists('get_birthdays')) {
  970. function get_birthdays() {
  971. $a = get_app();
  972. $o = '';
  973. if(! local_user())
  974. return $o;
  975. $bd_format = t('g A l F d') ; // 8 AM Friday January 18
  976. $bd_short = t('F d');
  977. $r = q("SELECT `event`.*, `event`.`id` AS `eid`, `contact`.* FROM `event`
  978. LEFT JOIN `contact` ON `contact`.`id` = `event`.`cid`
  979. WHERE `event`.`uid` = %d AND `type` = 'birthday' AND `start` < '%s' AND `finish` > '%s'
  980. ORDER BY `start` ASC ",
  981. intval(local_user()),
  982. dbesc(datetime_convert('UTC','UTC','now + 6 days')),
  983. dbesc(datetime_convert('UTC','UTC','now'))
  984. );
  985. if($r && count($r)) {
  986. $total = 0;
  987. $now = strtotime('now');
  988. $cids = array();
  989. $istoday = false;
  990. foreach($r as $rr) {
  991. if(strlen($rr['name']))
  992. $total ++;
  993. if((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now))
  994. $istoday = true;
  995. }
  996. $classtoday = $istoday ? ' birthday-today ' : '';
  997. if($total) {
  998. foreach($r as &$rr) {
  999. if(! strlen($rr['name']))
  1000. continue;
  1001. // avoid duplicates
  1002. if(in_array($rr['cid'],$cids))
  1003. continue;
  1004. $cids[] = $rr['cid'];
  1005. $today = (((strtotime($rr['start'] . ' +00:00') < $now) && (strtotime($rr['finish'] . ' +00:00') > $now)) ? true : false);
  1006. $sparkle = '';
  1007. $url = $rr['url'];
  1008. if($rr['network'] === NETWORK_DFRN) {
  1009. $sparkle = " sparkle";
  1010. $url = $a->get_baseurl() . '/redir/' . $rr['cid'];
  1011. }
  1012. $rr['link'] = $url;
  1013. $rr['title'] = $rr['name'];
  1014. $rr['date'] = day_translate(datetime_convert('UTC', $a->timezone, $rr['start'], $rr['adjust'] ? $bd_format : $bd_short)) . (($today) ? ' ' . t('[today]') : '');
  1015. $rr['startime'] = Null;
  1016. $rr['today'] = $today;
  1017. }
  1018. }
  1019. }
  1020. $tpl = get_markup_template("birthdays_reminder.tpl");
  1021. return replace_macros($tpl, array(
  1022. '$baseurl' => $a->get_baseurl(),
  1023. '$classtoday' => $classtoday,
  1024. '$count' => $total,
  1025. '$event_reminders' => t('Birthday Reminders'),
  1026. '$event_title' => t('Birthdays this week:'),
  1027. '$events' => $r,
  1028. '$lbr' => '{', // raw brackets mess up if/endif macro processing
  1029. '$rbr' => '}'
  1030. ));
  1031. }
  1032. }
  1033. if(! function_exists('get_events')) {
  1034. function get_events() {
  1035. require_once('include/bbcode.php');
  1036. $a = get_app();
  1037. if(! local_user())
  1038. return $o;
  1039. $bd_format = t('g A l F d') ; // 8 AM Friday January 18
  1040. $bd_short = t('F d');
  1041. $r = q("SELECT `event`.* FROM `event`
  1042. WHERE `event`.`uid` = %d AND `type` != 'birthday' AND `start` < '%s' AND `start` > '%s'
  1043. ORDER BY `start` ASC ",
  1044. intval(local_user()),
  1045. dbesc(datetime_convert('UTC','UTC','now + 6 days')),
  1046. dbesc(datetime_convert('UTC','UTC','now - 1 days'))
  1047. );
  1048. if($r && count($r)) {
  1049. $now = strtotime('now');
  1050. $istoday = false;
  1051. foreach($r as $rr) {
  1052. if(strlen($rr['name']))
  1053. $total ++;
  1054. $strt = datetime_convert('UTC',$rr['convert'] ? $a->timezone : 'UTC',$rr['start'],'Y-m-d');
  1055. if($strt === datetime_convert('UTC',$a->timezone,'now','Y-m-d'))
  1056. $istoday = true;
  1057. }
  1058. $classtoday = (($istoday) ? 'event-today' : '');
  1059. foreach($r as &$rr) {
  1060. if($rr['adjust'])
  1061. $md = datetime_convert('UTC',$a->timezone,$rr['start'],'Y/m');
  1062. else
  1063. $md = datetime_convert('UTC','UTC',$rr['start'],'Y/m');
  1064. $md .= "/#link-".$rr['id'];
  1065. $title = substr(strip_tags(bbcode($rr['desc'])),0,32) . '... ';
  1066. if(! $title)
  1067. $title = t('[No description]');
  1068. $strt = datetime_convert('UTC',$rr['convert'] ? $a->timezone : 'UTC',$rr['start']);
  1069. $today = ((substr($strt,0,10) === datetime_convert('UTC',$a->timezone,'now','Y-m-d')) ? true : false);
  1070. $rr['link'] = $md;
  1071. $rr['title'] = $title;
  1072. $rr['date'] = day_translate(datetime_convert('UTC', $rr['adjust'] ? $a->timezone : 'UTC', $rr['start'], $bd_format)) . (($today) ? ' ' . t('[today]') : '');
  1073. $rr['startime'] = $strt;
  1074. $rr['today'] = $today;
  1075. }
  1076. }
  1077. $tpl = get_markup_template("events_reminder.tpl");
  1078. return replace_macros($tpl, array(
  1079. '$baseurl' => $a->get_baseurl(),
  1080. '$classtoday' => $classtoday,
  1081. '$count' => count($r),
  1082. '$event_reminders' => t('Event Reminders'),
  1083. '$event_title' => t('Events this week:'),
  1084. '$events' => $r,
  1085. ));
  1086. }
  1087. }
  1088. /**
  1089. *
  1090. * Wrap calls to proc_close(proc_open()) and call hook
  1091. * so plugins can take part in process :)
  1092. *
  1093. * args:
  1094. * $cmd program to run
  1095. * next args are passed as $cmd command line
  1096. *
  1097. * e.g.: proc_run("ls","-la","/tmp");
  1098. *
  1099. * $cmd and string args are surrounded with ""
  1100. */
  1101. if(! function_exists('proc_run')) {
  1102. function proc_run($cmd){
  1103. $a = get_app();
  1104. $args = func_get_args();
  1105. $newargs = array();
  1106. if(! count($args))
  1107. return;
  1108. // expand any arrays
  1109. foreach($args as $arg) {
  1110. if(is_array($arg)) {
  1111. foreach($arg as $n) {
  1112. $newargs[] = $n;
  1113. }
  1114. }
  1115. else
  1116. $newargs[] = $arg;
  1117. }
  1118. $args = $newargs;
  1119. $arr = array('args' => $args, 'run_cmd' => true);
  1120. call_hooks("proc_run", $arr);
  1121. if(! $arr['run_cmd'])
  1122. return;
  1123. if(count($args) && $args[0] === 'php')
  1124. $args[0] = ((x($a->config,'php_path')) && (strlen($a->config['php_path'])) ? $a->config['php_path'] : 'php');
  1125. for($x = 0; $x < count($args); $x ++)
  1126. $args[$x] = escapeshellarg($args[$x]);
  1127. $cmdline = implode($args," ");
  1128. proc_close(proc_open($cmdline." &",array(),$foo));
  1129. }
  1130. }
  1131. if(! function_exists('current_theme')) {
  1132. function current_theme(){
  1133. $app_base_themes = array('duepuntozero', 'dispy', 'quattro');
  1134. $a = get_app();
  1135. $system_theme = ((isset($a->config['system']['theme'])) ? $a->config['system']['theme'] : '');
  1136. $theme_name = ((isset($_SESSION) && x($_SESSION,'theme')) ? $_SESSION['theme'] : $system_theme);
  1137. if($theme_name &&
  1138. (file_exists('view/theme/' . $theme_name . '/style.css') ||
  1139. file_exists('view/theme/' . $theme_name . '/style.php')))
  1140. return($theme_name);
  1141. foreach($app_base_themes as $t) {
  1142. if(file_exists('view/theme/' . $t . '/style.css')||
  1143. file_exists('view/theme/' . $t . '/style.php'))
  1144. return($t);
  1145. }
  1146. $fallback = array_merge(glob('view/theme/*/style.css'),glob('view/theme/*/style.php'));
  1147. if(count($fallback))
  1148. return (str_replace('view/theme/','', substr($fallback[0],0,-10)));
  1149. }
  1150. }
  1151. /*
  1152. * Return full URL to theme which is currently in effect.
  1153. * Provide a sane default if nothing is chosen or the specified theme does not exist.
  1154. */
  1155. if(! function_exists('current_theme_url')) {
  1156. function current_theme_url() {
  1157. global $a;
  1158. $t = current_theme();
  1159. if (file_exists('view/theme/' . $t . '/style.php'))
  1160. return($a->get_baseurl() . '/view/theme/' . $t . '/style.pcss');
  1161. return($a->get_baseurl() . '/view/theme/' . $t . '/style.css');
  1162. }
  1163. }
  1164. if(! function_exists('feed_birthday')) {
  1165. function feed_birthday($uid,$tz) {
  1166. /**
  1167. *
  1168. * Determine the next birthday, but only if the birthday is published
  1169. * in the default profile. We _could_ also look for a private profile that the
  1170. * recipient can see, but somebody could get mad at us if they start getting
  1171. * public birthday greetings when they haven't made this info public.
  1172. *
  1173. * Assuming we are able to publish this info, we are then going to convert
  1174. * the start time from the owner's timezone to UTC.
  1175. *
  1176. * This will potentially solve the problem found with some social networks
  1177. * where birthdays are converted to the viewer's timezone and salutations from
  1178. * elsewhere in the world show up on the wrong day. We will convert it to the
  1179. * viewer's timezone also, but first we are going to convert it from the birthday
  1180. * person's timezone to GMT - so the viewer may find the birthday starting at
  1181. * 6:00PM the day before, but that will correspond to midnight to the birthday person.
  1182. *
  1183. */
  1184. $birthday = '';
  1185. if(! strlen($tz))
  1186. $tz = 'UTC';
  1187. $p = q("SELECT `dob` FROM `profile` WHERE `is-default` = 1 AND `uid` = %d LIMIT 1",
  1188. intval($uid)
  1189. );
  1190. if($p && count($p)) {
  1191. $tmp_dob = substr($p[0]['dob'],5);
  1192. if(intval($tmp_dob)) {
  1193. $y = datetime_convert($tz,$tz,'now','Y');
  1194. $bd = $y . '-' . $tmp_dob . ' 00:00';
  1195. $t_dob = strtotime($bd);
  1196. $now = strtotime(datetime_convert($tz,$tz,'now'));
  1197. if($t_dob < $now)
  1198. $bd = $y + 1 . '-' . $tmp_dob . ' 00:00';
  1199. $birthday = datetime_convert($tz,'UTC',$bd,ATOM_TIME);
  1200. }
  1201. }
  1202. return $birthday;
  1203. }
  1204. }
  1205. if(! function_exists('is_site_admin')) {
  1206. function is_site_admin() {
  1207. $a = get_app();
  1208. if(local_user() && x($a->user,'email') && x($a->config,'admin_email') && ($a->user['email'] === $a->config['admin_email']))
  1209. return true;
  1210. return false;
  1211. }
  1212. }
  1213. if(! function_exists('load_contact_links')) {
  1214. function load_contact_links($uid) {
  1215. $a = get_app();
  1216. $ret = array();
  1217. if(! $uid || x($a->contacts,'empty'))
  1218. return;
  1219. $r = q("SELECT `id`,`network`,`url`,`thumb` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 ",
  1220. intval($uid)
  1221. );
  1222. if(count($r)) {
  1223. foreach($r as $rr){
  1224. $url = normalise_link($rr['url']);
  1225. $ret[$url] = $rr;
  1226. }
  1227. }
  1228. else
  1229. $ret['empty'] = true;
  1230. $a->contacts = $ret;
  1231. return;
  1232. }
  1233. }
  1234. if(! function_exists('profile_tabs')){
  1235. function profile_tabs($a, $is_owner=False, $nickname=Null){
  1236. //echo "<pre>"; var_dump($a->user); killme();
  1237. if (is_null($nickname))
  1238. $nickname = $a->user['nickname'];
  1239. if(x($_GET,'tab'))
  1240. $tab = notags(trim($_GET['tab']));
  1241. $url = $a->get_baseurl() . '/profile/' . $nickname;
  1242. $tabs = array(
  1243. array(
  1244. 'label'=>t('Status'),
  1245. 'url' => $url,
  1246. 'sel' => ((!isset($tab)&&$a->argv[0]=='profile')?'active':''),
  1247. 'title' => t('Status Messages and Posts'),
  1248. ),
  1249. array(
  1250. 'label' => t('Profile'),
  1251. 'url' => $url.'/?tab=profile',
  1252. 'sel' => ((isset($tab) && $tab=='profile')?'active':''),
  1253. 'title' => t('Profile Details'),
  1254. ),
  1255. array(
  1256. 'label' => t('Photos'),
  1257. 'url' => $a->get_baseurl() . '/photos/' . $nickname,
  1258. 'sel' => ((!isset($tab)&&$a->argv[0]=='photos')?'active':''),
  1259. 'title' => t('Photo Albums'),
  1260. ),
  1261. );
  1262. if ($is_owner){
  1263. $tabs[] = array(
  1264. 'label' => t('Events'),
  1265. 'url' => $a->get_baseurl() . '/events',
  1266. 'sel' =>((!isset($tab)&&$a->argv[0]=='events')?'active':''),
  1267. 'title' => t('Events and Calendar'),
  1268. );
  1269. $tabs[] = array(
  1270. 'label' => t('Personal Notes'),
  1271. 'url' => $a->get_baseurl() . '/notes',
  1272. 'sel' =>((!isset($tab)&&$a->argv[0]=='notes')?'active':''),
  1273. 'title' => t('Only You Can See This'),
  1274. );
  1275. }
  1276. $arr = array('is_owner' => $is_owner, 'nickname' => $nickname, 'tab' => (($tab) ? $tab : false), 'tabs' => $tabs);
  1277. call_hooks('profile_tabs', $arr);
  1278. $tpl = get_markup_template('common_tabs.tpl');
  1279. return replace_macros($tpl,array('$tabs' => $arr['tabs']));
  1280. }
  1281. }
  1282. function get_my_url() {
  1283. if(x($_SESSION,'my_url'))
  1284. return $_SESSION['my_url'];
  1285. return false;
  1286. }
  1287. function zrl_init(&$a) {
  1288. $tmp_str = get_my_url();
  1289. if(validate_url($tmp_str)) {
  1290. proc_run('php','include/gprobe.php',bin2hex($tmp_str));
  1291. $arr = array('zrl' => $tmp_str, 'url' => $a->cmd);
  1292. call_hooks('zrl_init',$arr);
  1293. }
  1294. }
  1295. function zrl($s,$force = false) {
  1296. if(! strlen($s))
  1297. return $s;
  1298. if((! strpos($s,'/profile/')) && (! $force))
  1299. return $s;
  1300. if($force && substr($s,-1,1) !== '/')
  1301. $s = $s . '/';
  1302. $achar = strpos($s,'?') ? '&' : '?';
  1303. $mine = get_my_url();
  1304. if($mine and ! link_compare($mine,$s))
  1305. return $s . $achar . 'zrl=' . urlencode($mine);
  1306. return $s;
  1307. }
  1308. /**
  1309. * returns querystring as string from a mapped array
  1310. *
  1311. * @param params Array
  1312. * @return string
  1313. */
  1314. function build_querystring($params, $name=null) {
  1315. $ret = "";
  1316. foreach($params as $key=>$val) {
  1317. if(is_array($val)) {
  1318. if($name==null) {
  1319. $ret .= build_querystring($val, $key);
  1320. } else {
  1321. $ret .= build_querystring($val, $name."[$key]");
  1322. }
  1323. } else {
  1324. $val = urlencode($val);
  1325. if($name!=null) {
  1326. $ret.=$name."[$key]"."=$val&";
  1327. } else {
  1328. $ret.= "$key=$val&";
  1329. }
  1330. }
  1331. }
  1332. return $ret;
  1333. }