5 define ( 'BUILD_ID' , 1003 );
7 define ( 'EOL', "<br />\r\n");
8 define ( 'ATOM_TIME', 'Y-m-d\TH:i:s\Z' );
10 define ( 'REGISTER_CLOSED', 0);
11 define ( 'REGISTER_APPROVE', 1);
12 define ( 'REGISTER_OPEN', 2);
16 define ( 'REL_VIP', 1);
17 define ( 'REL_FAN', 2);
18 define ( 'REL_BUD', 3);
20 define ( 'NOTIFY_INTRO', 0x0001 );
21 define ( 'NOTIFY_CONFIRM', 0x0002 );
22 define ( 'NOTIFY_WALL', 0x0004 );
23 define ( 'NOTIFY_COMMENT', 0x0008 );
24 define ( 'NOTIFY_MAIL', 0x0010 );
26 define ( 'NAMESPACE_DFRN' , 'http://purl.org/macgirvin/dfrn/1.0' );
27 define ( 'NAMESPACE_THREAD' , 'http://purl.org/syndication/thread/1.0' );
28 define ( 'NAMESPACE_TOMB' , 'http://purl.org/atompub/tombstones/1.0' );
29 define ( 'NAMESPACE_ACTIVITY', 'http://activitystrea.ms/spec/1.0/' );
30 define ( 'NAMESPACE_ACTIVITY_SCHEMA', 'http://activitystrea.ms/schema/1.0/');
32 define ( 'ACTIVITY_LIKE', NAMESPACE_ACTIVITY_SCHEMA . 'like' );
33 define ( 'ACTIVITY_DISLIKE', NAMESPACE_DFRN . '/dislike' );
34 define ( 'ACTIVITY_OBJ_HEART', NAMESPACE_DFRN . '/heart' );
36 define ( 'ACTIVITY_FRIEND', NAMESPACE_ACTIVITY_SCHEMA . 'make-friend' );
37 define ( 'ACTIVITY_POST', NAMESPACE_ACTIVITY_SCHEMA . 'post' );
38 define ( 'ACTIVITY_UPDATE', NAMESPACE_ACTIVITY_SCHEMA . 'update' );
40 define ( 'ACTIVITY_OBJ_COMMENT', NAMESPACE_ACTIVITY_SCHEMA . 'comment' );
41 define ( 'ACTIVITY_OBJ_NOTE', NAMESPACE_ACTIVITY_SCHEMA . 'note' );
42 define ( 'ACTIVITY_OBJ_PERSON', NAMESPACE_ACTIVITY_SCHEMA . 'person' );
43 define ( 'ACTIVITY_OBJ_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'photo' );
44 define ( 'ACTIVITY_OBJ_P_PHOTO', NAMESPACE_ACTIVITY_SCHEMA . 'profile-photo' );
45 define ( 'ACTIVITY_OBJ_ALBUM', NAMESPACE_ACTIVITY_SCHEMA . 'photo-album' );
47 define ( 'GRAVITY_PARENT', 0);
48 define ( 'GRAVITY_LIKE', 3);
49 define ( 'GRAVITY_COMMENT', 6);
52 // Our main application structure for the life of this page
53 // Primarily deals with the URL that got us here
54 // and tries to make some sense of it, and
55 // stores our page contents and config storage
56 // and anything else that might need to be passed around
57 // before we spit the page out.
59 if(! class_exists('App')) {
62 public $module_loaded = false;
71 public $error = false;
85 function __construct() {
87 $this->config = array();
88 $this->page = array();
89 $this->pager= array();
91 $this->scheme = ((isset($_SERVER['HTTPS'])
92 && ($_SERVER['HTTPS'])) ? 'https' : 'http' );
93 $this->hostname = str_replace('www.','',
94 $_SERVER['SERVER_NAME']);
95 set_include_path("include/$this->hostname"
96 . PATH_SEPARATOR . 'include'
97 . PATH_SEPARATOR . '.' );
99 if(substr($_SERVER['QUERY_STRING'],0,2) == "q=")
100 $_SERVER['QUERY_STRING'] = substr($_SERVER['QUERY_STRING'],2);
101 $this->cmd = trim($_GET['q'],'/');
104 $this->argv = explode('/',$this->cmd);
105 $this->argc = count($this->argv);
106 if((array_key_exists('0',$this->argv)) && strlen($this->argv[0])) {
107 $this->module = $this->argv[0];
110 $this->module = 'home';
113 if($this->cmd === '.well-known/host-meta')
114 require_once('include/hostxrd.php');
116 $this->pager['page'] = ((x($_GET,'page')) ? $_GET['page'] : 1);
117 $this->pager['itemspage'] = 50;
118 $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
119 $this->pager['total'] = 0;
122 function get_baseurl($ssl = false) {
123 if(strlen($this->baseurl))
124 return $this->baseurl;
126 $this->baseurl = (($ssl) ? 'https' : $this->scheme) . "://" . $this->hostname
127 . ((isset($this->path) && strlen($this->path))
128 ? '/' . $this->path : '' );
129 return $this->baseurl;
132 function set_baseurl($url) {
133 $this->baseurl = $url;
134 $this->hostname = basename($url);
137 function get_hostname() {
138 return $this->hostname;
141 function set_hostname($h) {
142 $this->hostname = $h;
145 function set_path($p) {
146 $this->path = ltrim(trim($p),'/');
149 function get_path() {
153 function set_pager_total($n) {
154 $this->pager['total'] = intval($n);
157 function set_pager_itemspage($n) {
158 $this->pager['itemspage'] = intval($n);
159 $this->pager['start'] = ($this->pager['page'] * $this->pager['itemspage']) - $this->pager['itemspage'];
163 function init_pagehead() {
164 $tpl = load_view_file("view/head.tpl");
165 $this->page['htmlhead'] = replace_macros($tpl,array(
166 '$baseurl' => $this->get_baseurl()
173 // Multi-purpose function to check variable state.
174 // Usage: x($var) or $x($array,'key')
175 // returns false if variable/key is not set
176 // if variable is set, returns 1 if has 'non-zero' value, otherwise returns 0.
177 // e.g. x('') or x(0) returns 0;
179 if(! function_exists('x')) {
180 function x($s,$k = NULL) {
182 if((is_array($s)) && (array_key_exists($k,$s))) {
200 // called from db initialisation if db is dead.
202 if(! function_exists('system_unavailable')) {
203 function system_unavailable() {
204 include('system_unavailable.php');
208 // Primarily involved with database upgrade, but also sets the
209 // base url for use in cmdline programs which don't have
210 // $_SERVER variables.
212 if(! function_exists('check_config')) {
213 function check_config(&$a) {
215 load_config('system');
217 $build = get_config('system','build');
219 $build = set_config('system','build',BUILD_ID);
221 $url = get_config('system','url');
223 $url = set_config('system','url',$a->get_baseurl());
225 if($build != BUILD_ID) {
226 $stored = intval($build);
227 $current = intval(BUILD_ID);
228 if(($stored < $current) && file_exists('update.php')) {
230 // We're reporting a different version than what is currently installed.
231 // Run any existing update scripts to bring the database up to current.
233 require_once('update.php');
234 for($x = $stored; $x < $current; $x ++) {
235 if(function_exists('update_' . $x)) {
236 $func = 'update_' . $x;
240 set_config('system','build', BUILD_ID);
247 // This is our template processor.
248 // $s is the string requiring macro substitution.
249 // $r is an array of key value pairs (search => replace)
250 // returns substituted string.
253 if(! function_exists('replace_macros')) {
254 function replace_macros($s,$r) {
259 if(is_array($r) && count($r)) {
260 foreach ($r as $k => $v ) {
265 return str_replace($search,$replace,$s);
269 // load string tranlsation table for alternate language
270 // not yet implemented
272 if(! function_exists('load_translation_table')) {
273 function load_translation_table($lang) {
278 // translate string if translation exists
280 if(! function_exists('t')) {
285 return $a->strings[$s];
289 // curl wrapper. If binary flag is true, return binary
292 if(! function_exists('fetch_url')) {
293 function fetch_url($url,$binary = false) {
294 $ch = curl_init($url);
295 if(! $ch) return false;
297 curl_setopt($ch, CURLOPT_HEADER, 0);
298 curl_setopt($ch, CURLOPT_FOLLOWLOCATION,true);
299 curl_setopt($ch, CURLOPT_MAXREDIRS,8);
300 curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);
301 $prx = get_config('system','proxy');
303 curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
304 curl_setopt($ch, CURLOPT_PROXY, $prx);
305 $prxusr = get_config('system','proxyuser');
307 curl_setopt($ch, CURLOPT_PROXYUSERPWD, $prxusr);
310 curl_setopt($ch, CURLOPT_BINARYTRANSFER,1);
317 // post request to $url. $params is an array of post variables.
319 if(! function_exists('post_url')) {
320 function post_url($url,$params) {
321 $ch = curl_init($url);
322 if(! $ch) return false;
324 curl_setopt($ch, CURLOPT_HEADER, 0);
325 curl_setopt($ch, CURLOPT_FOLLOWLOCATION,true);
326 curl_setopt($ch, CURLOPT_MAXREDIRS,8);
327 curl_setopt($ch, CURLOPT_RETURNTRANSFER,true);
328 curl_setopt($ch, CURLOPT_POST,1);
329 curl_setopt($ch, CURLOPT_POSTFIELDS,$params);
330 $prx = get_config('system','proxy');
332 curl_setopt($ch, CURLOPT_HTTPPROXYTUNNEL, 1);
333 curl_setopt($ch, CURLOPT_PROXY, $prx);
334 $prxusr = get_config('system','proxyuser');
336 curl_setopt($ch, CURLOPT_PROXYUSERPWD, $prxusr);
344 // random hash, 64 chars
346 if(! function_exists('random_string')) {
347 function random_string() {
348 return(hash('sha256',uniqid(rand(),true)));
351 // This is our primary input filter. The high bit hack only involved some old
352 // IE browser, forget which.
353 // Use this on any text input where angle chars are not valid or permitted
354 // They will be replaced with safer brackets. This may be filtered further
355 // if these are not allowed either.
357 if(! function_exists('notags')) {
358 function notags($string) {
359 // protect against :<> with high-bit set
360 return(str_replace(array("<",">","\xBA","\xBC","\xBE"), array('[',']','','',''), $string));
363 // use this on "body" or "content" input where angle chars shouldn't be removed,
364 // and allow them to be safely displayed.
366 if(! function_exists('escape_tags')) {
367 function escape_tags($string) {
369 return(htmlspecialchars($string));
372 // wrapper for adding a login box. If $register == true provide a registration
373 // link. This will most always depend on the value of $a->config['register_policy'].
375 if(! function_exists('login')) {
376 function login($register = false) {
378 $register_html = (($register) ? load_view_file("view/register-link.tpl") : "");
381 if(x($_SESSION,'authenticated')) {
382 $o = load_view_file("view/logout.tpl");
385 $o = load_view_file("view/login.tpl");
387 $o = replace_macros($o,array('$register_html' => $register_html ));
392 // generate a string that's random, but usually pronounceable.
393 // used to generate initial passwords
395 if(! function_exists('autoname')) {
396 function autoname($len) {
398 $vowels = array('a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u');
399 if(mt_rand(0,5) == 4)
417 's','sc','sh','sm','sp','st',
425 $midcons = array('ck','ct','gn','ld','lf','lm','lt','mb','mm', 'mn','mp',
426 'nd','ng','nk','nt','rn','rp','rt');
428 $noend = array('bl', 'br', 'cl','cr','dr','fl','fr','gl','gr',
429 'kh', 'kl','kr','mn','pl','pr','rh','tr','qu','wh');
431 $start = mt_rand(0,2);
439 for ($x = 0; $x < $len; $x ++) {
440 $r = mt_rand(0,count($table) - 1);
443 if($table == $vowels)
444 $table = array_merge($cons,$midcons);
450 $word = substr($word,0,$len);
452 foreach($noend as $noe) {
453 if((strlen($word) > 2) && (substr($word,-2) == $noe)) {
454 $word = substr($word,0,-1);
458 if(substr($word,-1) == 'q')
459 $word = substr($word,0,-1);
463 // Used to end the current process, after saving session state.
465 if(! function_exists('killme')) {
467 session_write_close();
471 // redirect to another URL and terminate this process.
473 if(! function_exists('goaway')) {
474 function goaway($s) {
475 header("Location: $s");
479 // Generic XML return
480 // Outputs a basic XML status structure to STDOUT, with a value variable
481 // of $st and terminates the current process.
483 if(! function_exists('xml_status')) {
484 function xml_status($st) {
485 header( "Content-type: text/xml" );
486 echo '<?xml version="1.0" encoding="UTF-8"?>'."\r\n";
487 echo "<result><status>$st</status></result>\r\n";
491 // Returns the uid of locally logged on user or false.
493 if(! function_exists('local_user')) {
494 function local_user() {
495 if((x($_SESSION,'authenticated')) && (x($_SESSION,'uid')))
496 return $_SESSION['uid'];
500 // Returns contact id of authenticated site visitor or false
502 if(! function_exists('remote_user')) {
503 function remote_user() {
504 if((x($_SESSION,'authenticated')) && (x($_SESSION,'visitor_id')))
505 return $_SESSION['visitor_id'];
509 // contents of $s are displayed prominently on the page the next time
510 // a page is loaded. Usually used for errors or alerts.
512 if(! function_exists('notice')) {
513 function notice($s) {
515 $_SESSION['sysmsg'] .= $s;
519 // wrapper around config to limit the text length of an incoming message
521 if(! function_exists('get_max_import_size')) {
522 function get_max_import_size() {
524 return ((x($a->config,'max_import_size')) ? $a->config['max_import_size'] : 0 );
528 // escape text ($str) for XML transport
529 // returns escaped text.
531 if(! function_exists('xmlify')) {
532 function xmlify($str) {
535 for($x = 0; $x < strlen($str); $x ++) {
566 $buffer = trim($buffer);
571 // pass xml escaped text ($s), returns unescaped text
573 if(! function_exists('unxmlify')) {
574 function unxmlify($s) {
575 $ret = str_replace('&','&', $s);
576 $ret = str_replace(array('<','>','"','''),array('<','>','"',"'"),$ret);
580 // convenience wrapper, reverse the operation "bin2hex"
582 if(! function_exists('hex2bin')) {
583 function hex2bin($s) {
584 return(pack("H*",$s));
587 // Automatic pagination.
588 // To use, get the count of total items.
589 // Then call $a->set_pager_total($number_items);
590 // Optionally call $a->set_pager_itemspage($n) to the number of items to display on each page
591 // Then call paginate($a) after the end of the display loop to insert the pager block on the page
592 // (assuming there are enough items to paginate).
593 // When using with SQL, the setting LIMIT %d, %d => $a->pager['start'],$a->pager['itemspage']
594 // will limit the results to the correct items for the current page.
595 // The actual page handling is then accomplished at the application layer.
597 if(! function_exists('paginate')) {
598 function paginate(&$a) {
600 $stripped = ereg_replace("(&page=[0-9]*)","",$_SERVER['QUERY_STRING']);
601 $stripped = str_replace('q=','',$stripped);
602 $stripped = trim($stripped,'/');
603 $url = $a->get_baseurl() . '/' . $stripped;
606 if($a->pager['total'] > $a->pager['itemspage']) {
607 $o .= '<div class="pager">';
608 if($a->pager['page'] != 1)
609 $o .= '<span class="pager_prev">'."<a href=\"$url".'&page='.($a->pager['page'] - 1).'">' . t('prev') . '</a></span> ';
611 $o .= "<span class=\"pager_first\"><a href=\"$url"."&page=1\">" . t('first') . "</a></span> ";
613 $numpages = $a->pager['total'] / $a->pager['itemspage'];
616 $numstop = $numpages;
619 $numstart = (($pagenum > 7) ? ($pagenum - 7) : 1);
620 $numstop = (($pagenum > ($numpages - 7)) ? $numpages : ($numstart + 14));
623 for($i = $numstart; $i <= $numstop; $i++){
624 if($i == $a->pager['page'])
625 $o .= '<span class="pager_current">'.(($i < 10) ? ' '.$i : $i);
627 $o .= "<span class=\"pager_n\"><a href=\"$url"."&page=$i\">".(($i < 10) ? ' '.$i : $i)."</a>";
631 if(($a->pager['total'] % $a->pager['itemspage']) != 0) {
632 if($i == $a->pager['page'])
633 $o .= '<span class="pager_current">'.(($i < 10) ? ' '.$i : $i);
635 $o .= "<span class=\"pager_n\"><a href=\"$url"."&page=$i\">".(($i < 10) ? ' '.$i : $i)."</a>";
639 $lastpage = (($numpages > intval($numpages)) ? intval($numpages)+1 : $numpages);
640 $o .= "<span class=\"pager_last\"><a href=\"$url"."&page=$lastpage\">" . t('last') . "</a></span> ";
642 if(($a->pager['total'] - ($a->pager['itemspage'] * $a->pager['page'])) > 0)
643 $o .= '<span class="pager_next">'."<a href=\"$url"."&page=".($a->pager['page'] + 1).'">' . t('next') . '</a></span>';
644 $o .= '</div>'."\r\n";
649 // Turn user/group ACLs stored as angle bracketed text into arrays
651 if(! function_exists('expand_acl')) {
652 function expand_acl($s) {
653 // turn string array of angle-bracketed elements into numeric array
654 // e.g. "<1><2><3>" => array(1,2,3);
658 $t = str_replace('<','',$s);
659 $a = explode('>',$t);
662 $ret[] = intval($aa);
668 // Used to wrap ACL elements in angle brackets for storage
670 if(! function_exists('sanitise_acl')) {
671 function sanitise_acl(&$item) {
673 $item = '<' . intval(notags(trim($item))) . '>';
678 // retrieve a "family" of config variables from database to cached storage
680 if(! function_exists('load_config')) {
681 function load_config($family) {
683 $r = q("SELECT * FROM `config` WHERE `cat` = '%s'",
689 $a->config[$family][$k] = $rr['v'];
694 // get a particular config variable given the family name
695 // and key. Returns false if not set.
696 // $instore is only used by the set_config function
697 // to determine if the key already exists in the DB
698 // If a key is found in the DB but doesn't exist in
699 // local config cache, pull it into the cache so we don't have
700 // to hit the DB again for this item.
702 if(! function_exists('get_config')) {
703 function get_config($family, $key, $instore = false) {
708 if(isset($a->config[$family][$key])) {
709 if($a->config[$family][$key] === '!<unset>!') {
712 return $a->config[$family][$key];
715 $ret = q("SELECT `v` FROM `config` WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
720 $a->config[$family][$key] = $ret[0]['v'];
724 $a->config[$family][$key] = '!<unset>!';
729 // Store a config value ($value) in the category ($family)
730 // under the key ($key)
731 // Return the value, or false if the database update failed
733 if(! function_exists('set_config')) {
734 function set_config($family,$key,$value) {
737 $a->config[$family][$key] = $value;
739 if(get_config($family,$key,true) === false) {
740 $ret = q("INSERT INTO `config` ( `cat`, `k`, `v` ) VALUES ( '%s', '%s', '%s' ) ",
749 $ret = q("UPDATE `config` SET `v` = '%s' WHERE `cat` = '%s' AND `k` = '%s' LIMIT 1",
759 // convert an XML document to a normalised, case-corrected array
762 if(! function_exists('convert_xml_element_to_array')) {
763 function convert_xml_element_to_array($xml_element, &$recursion_depth=0) {
765 // If we're getting too deep, bail out
766 if ($recursion_depth > 512) {
770 if (!is_string($xml_element) &&
771 !is_array($xml_element) &&
772 (get_class($xml_element) == 'SimpleXMLElement')) {
773 $xml_element_copy = $xml_element;
774 $xml_element = get_object_vars($xml_element);
777 if (is_array($xml_element)) {
778 $result_array = array();
779 if (count($xml_element) <= 0) {
780 return (trim(strval($xml_element_copy)));
783 foreach($xml_element as $key=>$value) {
786 $result_array[strtolower($key)] =
787 convert_xml_element_to_array($value, $recursion_depth);
790 if ($recursion_depth == 0) {
791 $temp_array = $result_array;
792 $result_array = array(
793 strtolower($xml_element_copy->getName()) => $temp_array,
797 return ($result_array);
800 return (trim(strval($xml_element)));
804 // Given an email style address, perform webfinger lookup and
805 // return the resulting DFRN profile URL.
806 // If this isn't an email style address just return $s.
807 // Return an empty string if email-style addresses but webfinger fails,
808 // or if the resultant personal XRD doesn't contain a DFRN profile.
810 if(! function_exists('webfinger')) {
811 function webfinger($s) {
812 if(! strstr($s,'@')) {
815 $host = substr($s,strpos($s,'@') + 1);
816 $url = 'http://' . $host . '/.well-known/host-meta' ;
817 $xml = fetch_url($url);
820 $h = simplexml_load_string($xml);
821 $arr = convert_xml_element_to_array($h);
823 if(! isset($arr['xrd']['link']))
826 $link = $arr['xrd']['link'];
827 if(! isset($link[0]))
828 $links = array($link);
832 foreach($links as $link)
833 if($link['@attributes']['rel'] && $link['@attributes']['rel'] === 'lrdd')
834 $tpl = $link['@attributes']['template'];
835 if((empty($tpl)) || (! strpos($tpl, '{uri}')))
838 $pxrd = str_replace('{uri}', urlencode('acct://'.$s), $tpl);
840 $xml = fetch_url($pxrd);
843 $h = simplexml_load_string($xml);
844 $arr = convert_xml_element_to_array($h);
846 if(! isset($arr['xrd']['link']))
849 $link = $arr['xrd']['link'];
850 if(! isset($link[0]))
851 $links = array($link);
855 foreach($links as $link)
856 if($link['@attributes']['rel'] == NAMESPACE_DFRN)
857 return $link['@attributes']['href'];
862 // Convert an ACL array to a storable string
864 if(! function_exists('perms2str')) {
865 function perms2str($p) {
869 array_walk($tmp,'sanitise_acl');
870 $ret = implode('',$tmp);
875 // generate a guaranteed unique (for this domain) item ID for ATOM
876 // safe from birthday paradox
878 if(! function_exists('item_new_uri')) {
879 function item_new_uri($hostname,$uid) {
883 $hash = random_string();
885 $uri = "urn:X-dfrn:" . $hostname . ':' . $uid . ':' . $hash;
887 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
891 } while($dups == true);
895 // Generate a guaranteed unique photo ID.
896 // safe from birthday paradox
898 if(! function_exists('photo_new_resource')) {
899 function photo_new_resource() {
903 $resource = hash('md5',uniqid(mt_rand(),true));
904 $r = q("SELECT `id` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
909 } while($found == true);
914 // Returns logged in user ID
916 if(! function_exists('get_uid')) {
918 return ((x($_SESSION,'uid')) ? intval($_SESSION['uid']) : 0) ;
921 // Take a URL from the wild, prepend http:// if necessary
922 // and check DNS to see if it's real
923 // return true if it's OK, false if something is wrong with it
925 if(! function_exists('validate_url')) {
926 function validate_url(&$url) {
927 if(substr($url,0,4) != 'http')
928 $url = 'http://' . $url;
929 $h = parse_url($url);
934 if(! checkdnsrr($h['host'], 'ANY')) {
940 // Check $url against our list of allowed sites,
941 // wildcards allowed. If allowed_sites is unset return true;
942 // If url is allowed, return true.
943 // otherwise, return false
945 if(! function_exists('allowed_url')) {
946 function allowed_url($url) {
948 $h = parse_url($url);
954 $str_allowed = get_config('system','allowed_sites');
960 $host = strtolower($h['host']);
962 // always allow our own site
964 if($host == strtolower($_SERVER['SERVER_NAME']))
967 $fnmatch = function_exists('fnmatch');
968 $allowed = explode(',',$str_allowed);
970 if(count($allowed)) {
971 foreach($allowed as $a) {
972 $pat = strtolower(trim($a));
973 if(($fnmatch && fnmatch($pat,$host)) || ($pat == $host)) {
982 // check if email address is allowed to register here.
983 // Compare against our list (wildcards allowed).
984 // Returns false if not allowed, true if allowed or if
985 // allowed list is not configured.
987 if(! function_exists('allowed_email')) {
988 function allowed_email($email) {
991 $domain = strtolower(substr($email,strpos($email,'@') + 1));
995 $str_allowed = get_config('system','allowed_email');
1001 $fnmatch = function_exists('fnmatch');
1002 $allowed = explode(',',$str_allowed);
1004 if(count($allowed)) {
1005 foreach($allowed as $a) {
1006 $pat = strtolower(trim($a));
1007 if(($fnmatch && fnmatch($pat,$host)) || ($pat == $host)) {
1016 // Format the like/dislike text for a profile item
1017 // $cnt = number of people who like/dislike the item
1018 // $arr = array of pre-linked names of likers/dislikers
1019 // $type = one of 'like, 'dislike'
1021 // returns formatted text
1023 if(! function_exists('format_like')) {
1024 function format_like($cnt,$arr,$type,$id) {
1026 $o .= $arr[0] . (($type === 'like') ? t(' likes this.') : t(' doesn\'t like this.')) . EOL ;
1028 $o .= '<span class="fakelink" onclick="openClose(\'' . $type . 'list-' . $id . '\');" >'
1029 . $cnt . ' ' . t('people') . '</span> ' . (($type === 'like') ? t('like this.') : t('don\'t like this.')) . EOL ;
1030 $total = count($arr);
1032 $arr = array_slice($arr,0,74);
1034 $arr[count($arr)-1] = t('and') . ' ' . $arr[count($arr)-1];
1035 $str = implode(', ', $arr);
1037 $str .= t(', and ') . $total - 75 . t(' other people');
1038 $str .= (($type === 'like') ? t(' like this.') : t(' don\'t like this.'));
1039 $o .= '<div id="' . $type . 'list-' . $id . '" style="display: none;" >' . $str . '</div>';
1045 // wrapper to load a view template, checking for alternate
1046 // languages before falling back to the default
1048 if(! function_exists('load_view_file')) {
1049 function load_view_file($s) {
1052 $lang = get_config('system','language');
1053 if($lang && file_exists("$d/$lang/$b"))
1054 return file_get_contents("$d/$lang/$b");
1055 return file_get_contents($s);