3 require_once("include/template_processor.php");
4 require_once("include/friendica_smarty.php");
5 require_once("include/Smilies.php");
6 require_once("include/map.php");
7 require_once("mod/proxy.php");
10 if(! function_exists('replace_macros')) {
12 * This is our template processor
14 * @param string|FriendicaSmarty $s the string requiring macro substitution,
15 * or an instance of FriendicaSmarty
16 * @param array $r key value pairs (search => replace)
17 * @return string substituted string
19 function replace_macros($s,$r) {
21 $stamp1 = microtime(true);
25 // pass $baseurl to all templates
26 $r['$baseurl'] = $a->get_baseurl();
29 $t = $a->template_engine();
31 $output = $t->replace_macros($s,$r);
32 } catch (Exception $e) {
33 echo "<pre><b>".__function__."</b>: ".$e->getMessage()."</pre>"; killme();
36 $a->save_timestamp($stamp1, "rendering");
42 // random string, there are 86 characters max in text mode, 128 for hex
45 define('RANDOM_STRING_HEX', 0x00 );
46 define('RANDOM_STRING_TEXT', 0x01 );
48 if(! function_exists('random_string')) {
49 function random_string($size = 64,$type = RANDOM_STRING_HEX) {
50 // generate a bit of entropy and run it through the whirlpool
51 $s = hash('whirlpool', (string) rand() . uniqid(rand(),true) . (string) rand(),(($type == RANDOM_STRING_TEXT) ? true : false));
52 $s = (($type == RANDOM_STRING_TEXT) ? str_replace("\n","",base64url_encode($s,true)) : $s);
53 return(substr($s,0,$size));
56 if(! function_exists('notags')) {
58 * This is our primary input filter.
60 * The high bit hack only involved some old IE browser, forget which (IE5/Mac?)
61 * that had an XSS attack vector due to stripping the high-bit on an 8-bit character
62 * after cleansing, and angle chars with the high bit set could get through as markup.
64 * This is now disabled because it was interfering with some legitimate unicode sequences
65 * and hopefully there aren't a lot of those browsers left.
67 * Use this on any text input where angle chars are not valid or permitted
68 * They will be replaced with safer brackets. This may be filtered further
69 * if these are not allowed either.
71 * @param string $string Input string
72 * @return string Filtered string
74 function notags($string) {
76 return(str_replace(array("<",">"), array('[',']'), $string));
78 // High-bit filter no longer used
79 // return(str_replace(array("<",">","\xBA","\xBC","\xBE"), array('[',']','','',''), $string));
84 if(! function_exists('escape_tags')) {
86 * use this on "body" or "content" input where angle chars shouldn't be removed,
87 * and allow them to be safely displayed.
88 * @param string $string
91 function escape_tags($string) {
93 return(htmlspecialchars($string, ENT_COMPAT, 'UTF-8', false));
97 // generate a string that's random, but usually pronounceable.
98 // used to generate initial passwords
100 if(! function_exists('autoname')) {
102 * generate a string that's random, but usually pronounceable.
103 * used to generate initial passwords
107 function autoname($len) {
112 $vowels = array('a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u');
113 if(mt_rand(0,5) == 4)
131 's','sc','sh','sm','sp','st',
139 $midcons = array('ck','ct','gn','ld','lf','lm','lt','mb','mm', 'mn','mp',
140 'nd','ng','nk','nt','rn','rp','rt');
142 $noend = array('bl', 'br', 'cl','cr','dr','fl','fr','gl','gr',
143 'kh', 'kl','kr','mn','pl','pr','rh','tr','qu','wh');
145 $start = mt_rand(0,2);
153 for ($x = 0; $x < $len; $x ++) {
154 $r = mt_rand(0,count($table) - 1);
157 if($table == $vowels)
158 $table = array_merge($cons,$midcons);
164 $word = substr($word,0,$len);
166 foreach($noend as $noe) {
167 if((strlen($word) > 2) && (substr($word,-2) == $noe)) {
168 $word = substr($word,0,-1);
172 if(substr($word,-1) == 'q')
173 $word = substr($word,0,-1);
178 // escape text ($str) for XML transport
179 // returns escaped text.
181 if(! function_exists('xmlify')) {
183 * escape text ($str) for XML transport
185 * @return string Escaped text.
187 function xmlify($str) {
190 $len = mb_strlen($str);
191 for($x = 0; $x < $len; $x ++) {
192 $char = mb_substr($str,$x,1);
222 $buffer = mb_ereg_replace("&", "&", $str);
223 $buffer = mb_ereg_replace("'", "'", $buffer);
224 $buffer = mb_ereg_replace('"', """, $buffer);
225 $buffer = mb_ereg_replace("<", "<", $buffer);
226 $buffer = mb_ereg_replace(">", ">", $buffer);
228 $buffer = htmlspecialchars($str, ENT_QUOTES, "UTF-8");
229 $buffer = trim($buffer);
234 if(! function_exists('unxmlify')) {
237 * @param string $s xml escaped text
238 * @return string unescaped text
240 function unxmlify($s) {
241 // $ret = str_replace('&','&', $s);
242 // $ret = str_replace(array('<','>','"','''),array('<','>','"',"'"),$ret);
243 /*$ret = mb_ereg_replace('&', '&', $s);
244 $ret = mb_ereg_replace(''', "'", $ret);
245 $ret = mb_ereg_replace('"', '"', $ret);
246 $ret = mb_ereg_replace('<', "<", $ret);
247 $ret = mb_ereg_replace('>', ">", $ret);
249 $ret = htmlspecialchars_decode($s, ENT_QUOTES);
253 if(! function_exists('hex2bin')) {
255 * convenience wrapper, reverse the operation "bin2hex"
259 function hex2bin($s) {
260 if(! (is_string($s) && strlen($s)))
263 if(! ctype_xdigit($s)) {
267 return(pack("H*",$s));
271 if(! function_exists('paginate_data')) {
273 * Automatica pagination data.
275 * @param App $a App instance
276 * @param int $count [optional] item count (used with alt pager)
277 * @return Array data for pagination template
279 function paginate_data(&$a, $count=null) {
280 $stripped = preg_replace('/([&?]page=[0-9]*)/','',$a->query_string);
282 $stripped = str_replace('q=','',$stripped);
283 $stripped = trim($stripped,'/');
284 $pagenum = $a->pager['page'];
286 if (($a->page_offset != "") AND !preg_match('/[?&].offset=/', $stripped))
287 $stripped .= "&offset=".urlencode($a->page_offset);
292 function _l(&$d, $name, $url, $text, $class="") {
293 if (!strpos($url, "?")) {
294 if ($pos = strpos($url, "&"))
295 $url = substr($url, 0, $pos)."?".substr($url, $pos + 1);
298 $d[$name] = array('url'=>$url, 'text'=>$text, 'class'=>$class);
301 if (!is_null($count)){
303 if($a->pager['page']>1)
304 _l($data, "prev", $url.'&page='.($a->pager['page'] - 1), t('newer'));
306 _l($data, "next", $url.'&page='.($a->pager['page'] + 1), t('older'));
309 if($a->pager['total'] > $a->pager['itemspage']) {
310 if($a->pager['page'] != 1)
311 _l($data, "prev", $url.'&page='.($a->pager['page'] - 1), t('prev'));
313 _l($data, "first", $url."&page=1", t('first'));
316 $numpages = $a->pager['total'] / $a->pager['itemspage'];
319 $numstop = $numpages;
322 $numstart = (($pagenum > 7) ? ($pagenum - 7) : 1);
323 $numstop = (($pagenum > ($numpages - 7)) ? $numpages : ($numstart + 14));
328 for($i = $numstart; $i <= $numstop; $i++){
329 if($i == $a->pager['page'])
330 _l($pages, $i, "#", $i, "current");
332 _l($pages, $i, $url."&page=$i", $i, "n");
335 if(($a->pager['total'] % $a->pager['itemspage']) != 0) {
336 if($i == $a->pager['page'])
337 _l($pages, $i, "#", $i, "current");
339 _l($pages, $i, $url."&page=$i", $i, "n");
342 $data['pages'] = $pages;
344 $lastpage = (($numpages > intval($numpages)) ? intval($numpages)+1 : $numpages);
345 _l($data, "last", $url."&page=$lastpage", t('last'));
347 if(($a->pager['total'] - ($a->pager['itemspage'] * $a->pager['page'])) > 0)
348 _l($data, "next", $url."&page=".($a->pager['page'] + 1), t('next'));
356 if(! function_exists('paginate')) {
358 * Automatic pagination.
360 * To use, get the count of total items.
361 * Then call $a->set_pager_total($number_items);
362 * Optionally call $a->set_pager_itemspage($n) to the number of items to display on each page
363 * Then call paginate($a) after the end of the display loop to insert the pager block on the page
364 * (assuming there are enough items to paginate).
365 * When using with SQL, the setting LIMIT %d, %d => $a->pager['start'],$a->pager['itemspage']
366 * will limit the results to the correct items for the current page.
367 * The actual page handling is then accomplished at the application layer.
369 * @param App $a App instance
370 * @return string html for pagination #FIXME remove html
372 function paginate(&$a) {
374 $data = paginate_data($a);
375 $tpl = get_markup_template("paginate.tpl");
376 return replace_macros($tpl, array("pager" => $data));
380 if(! function_exists('alt_pager')) {
383 * @param App $a App instance
385 * @return string html for pagination #FIXME remove html
387 function alt_pager(&$a, $i) {
389 $data = paginate_data($a, $i);
390 $tpl = get_markup_template("paginate.tpl");
391 return replace_macros($tpl, array('pager' => $data));
395 if(! function_exists('scroll_loader')) {
397 * Loader for infinite scrolling
398 * @return string html for loader
400 function scroll_loader() {
401 $tpl = get_markup_template("scroll_loader.tpl");
402 return replace_macros($tpl, array(
403 'wait' => t('Loading more entries...'),
404 'end' => t('The end')
408 if(! function_exists('expand_acl')) {
410 * Turn user/group ACLs stored as angle bracketed text into arrays
415 function expand_acl($s) {
416 // turn string array of angle-bracketed elements into numeric array
417 // e.g. "<1><2><3>" => array(1,2,3);
421 $t = str_replace('<','',$s);
422 $a = explode('>',$t);
425 $ret[] = intval($aa);
431 if(! function_exists('sanitise_acl')) {
433 * Wrap ACL elements in angle brackets for storage
434 * @param string $item
436 function sanitise_acl(&$item) {
438 $item = '<' . intval(notags(trim($item))) . '>';
444 if(! function_exists('perms2str')) {
446 * Convert an ACL array to a storable string
448 * Normally ACL permissions will be an array.
449 * We'll also allow a comma-separated string.
451 * @param string|array $p
454 function perms2str($p) {
459 $tmp = explode(',',$p);
462 array_walk($tmp,'sanitise_acl');
463 $ret = implode('',$tmp);
469 if(! function_exists('item_new_uri')) {
471 * generate a guaranteed unique (for this domain) item ID for ATOM
472 * safe from birthday paradox
474 * @param string $hostname
478 function item_new_uri($hostname,$uid, $guid = "") {
484 $hash = get_guid(32);
490 $uri = "urn:X-dfrn:" . $hostname . ':' . $uid . ':' . $hash;
492 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
494 if(dbm::is_result($r))
496 } while($dups == true);
500 // Generate a guaranteed unique photo ID.
501 // safe from birthday paradox
503 if(! function_exists('photo_new_resource')) {
505 * Generate a guaranteed unique photo ID.
506 * safe from birthday paradox
510 function photo_new_resource() {
514 $resource = hash('md5',uniqid(mt_rand(),true));
515 $r = q("SELECT `id` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
518 if(dbm::is_result($r))
520 } while($found == true);
525 if(! function_exists('load_view_file')) {
528 * wrapper to load a view template, checking for alternate
529 * languages before falling back to the default
531 * @global string $lang
533 * @param string $s view name
536 function load_view_file($s) {
542 if(file_exists("$d/$lang/$b")) {
543 $stamp1 = microtime(true);
544 $content = file_get_contents("$d/$lang/$b");
545 $a->save_timestamp($stamp1, "file");
549 $theme = current_theme();
551 if(file_exists("$d/theme/$theme/$b")) {
552 $stamp1 = microtime(true);
553 $content = file_get_contents("$d/theme/$theme/$b");
554 $a->save_timestamp($stamp1, "file");
558 $stamp1 = microtime(true);
559 $content = file_get_contents($s);
560 $a->save_timestamp($stamp1, "file");
564 if(! function_exists('get_intltext_template')) {
566 * load a view template, checking for alternate
567 * languages before falling back to the default
569 * @global string $lang
570 * @param string $s view path
573 function get_intltext_template($s) {
578 if($a->theme['template_engine'] === 'smarty3')
579 $engine = "/smarty3";
584 if(file_exists("view/$lang$engine/$s")) {
585 $stamp1 = microtime(true);
586 $content = file_get_contents("view/$lang$engine/$s");
587 $a->save_timestamp($stamp1, "file");
589 } elseif(file_exists("view/en$engine/$s")) {
590 $stamp1 = microtime(true);
591 $content = file_get_contents("view/en$engine/$s");
592 $a->save_timestamp($stamp1, "file");
595 $stamp1 = microtime(true);
596 $content = file_get_contents("view$engine/$s");
597 $a->save_timestamp($stamp1, "file");
602 if(! function_exists('get_markup_template')) {
607 * @param string $root
610 function get_markup_template($s, $root = '') {
611 $stamp1 = microtime(true);
614 $t = $a->template_engine();
616 $template = $t->get_template_file($s, $root);
617 } catch (Exception $e) {
618 echo "<pre><b>".__function__."</b>: ".$e->getMessage()."</pre>"; killme();
621 $a->save_timestamp($stamp1, "file");
626 if(! function_exists("get_template_file")) {
630 * @param string $filename
631 * @param string $root
634 function get_template_file($a, $filename, $root = '') {
635 $theme = current_theme();
637 // Make sure $root ends with a slash /
638 if($root !== '' && $root[strlen($root)-1] !== '/')
641 if(file_exists("{$root}view/theme/$theme/$filename"))
642 $template_file = "{$root}view/theme/$theme/$filename";
643 elseif (x($a->theme_info,"extends") && file_exists("{$root}view/theme/{$a->theme_info["extends"]}/$filename"))
644 $template_file = "{$root}view/theme/{$a->theme_info["extends"]}/$filename";
645 elseif (file_exists("{$root}/$filename"))
646 $template_file = "{$root}/$filename";
648 $template_file = "{$root}view/$filename";
650 return $template_file;
659 if(! function_exists('attribute_contains')) {
661 * for html,xml parsing - let's say you've got
662 * an attribute foobar="class1 class2 class3"
663 * and you want to find out if it contains 'class3'.
664 * you can't use a normal sub string search because you
665 * might match 'notclass3' and a regex to do the job is
666 * possible but a bit complicated.
667 * pass the attribute string as $attr and the attribute you
668 * are looking for as $s - returns true if found, otherwise false
670 * @param string $attr attribute value
671 * @param string $s string to search
672 * @return boolean True if found, False otherwise
674 function attribute_contains($attr,$s) {
675 $a = explode(' ', $attr);
676 if(count($a) && in_array($s,$a))
681 if(! function_exists('logger')) {
682 /* setup int->string log level map */
683 $LOGGER_LEVELS = array();
687 * LOGGER_NORMAL (default)
698 function logger($msg,$level = 0) {
699 // turn off logger in install mode
702 global $LOGGER_LEVELS;
704 if(($a->module == 'install') || (! ($db && $db->connected))) return;
706 if (count($LOGGER_LEVELS)==0){
707 foreach (get_defined_constants() as $k=>$v){
708 if (substr($k,0,7)=="LOGGER_")
709 $LOGGER_LEVELS[$v] = substr($k,7,7);
713 $debugging = get_config('system','debugging');
714 $loglevel = intval(get_config('system','loglevel'));
715 $logfile = get_config('system','logfile');
717 if((! $debugging) || (! $logfile) || ($level > $loglevel))
720 $process_id = session_id();
722 if ($process_id == "")
723 $process_id = get_app()->process_id;
725 $callers = debug_backtrace();
726 $logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n",
729 $LOGGER_LEVELS[$level],
730 basename($callers[0]['file']),
732 $callers[1]['function'],
736 $stamp1 = microtime(true);
737 @file_put_contents($logfile, $logline, FILE_APPEND);
738 $a->save_timestamp($stamp1, "file");
743 if(! function_exists('activity_match')) {
745 * Compare activity uri. Knows about activity namespace.
747 * @param string $haystack
748 * @param string $needle
751 function activity_match($haystack,$needle) {
752 if(($haystack === $needle) || ((basename($needle) === $haystack) && strstr($needle,NAMESPACE_ACTIVITY_SCHEMA)))
758 if(! function_exists('get_tags')) {
760 * Pull out all #hashtags and @person tags from $s;
761 * We also get @person@domain.com - which would make
762 * the regex quite complicated as tags can also
763 * end a sentence. So we'll run through our results
764 * and strip the period from any tags which end with one.
765 * Returns array of tags found, or empty array.
770 function get_tags($s) {
773 // Convert hashtag links to hashtags
774 $s = preg_replace("/#\[url\=([^\[\]]*)\](.*?)\[\/url\]/ism", "#$2", $s);
776 // ignore anything in a code block
777 $s = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$s);
779 // Force line feeds at bbtags
780 $s = str_replace(array("[", "]"), array("\n[", "]\n"), $s);
782 // ignore anything in a bbtag
783 $s = preg_replace('/\[(.*?)\]/sm','',$s);
785 // Match full names against @tags including the space between first and last
786 // We will look these up afterward to see if they are full names or not recognisable.
788 if(preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A@,:?]+)([ \x0D\x0A@,:?]|$)/',$s,$match)) {
789 foreach($match[1] as $mtch) {
790 if(strstr($mtch,"]")) {
791 // we might be inside a bbcode color tag - leave it alone
794 if(substr($mtch,-1,1) === '.')
795 $ret[] = substr($mtch,0,-1);
801 // Otherwise pull out single word tags. These can be @nickname, @first_last
804 if(preg_match_all('/([!#@][^ \x0D\x0A,;:?]+)([ \x0D\x0A,;:?]|$)/',$s,$match)) {
805 foreach($match[1] as $mtch) {
806 if(strstr($mtch,"]")) {
807 // we might be inside a bbcode color tag - leave it alone
810 if(substr($mtch,-1,1) === '.')
811 $mtch = substr($mtch,0,-1);
812 // ignore strictly numeric tags like #1
813 if((strpos($mtch,'#') === 0) && ctype_digit(substr($mtch,1)))
815 // try not to catch url fragments
816 if(strpos($s,$mtch) && preg_match('/[a-zA-z0-9\/]/',substr($s,strpos($s,$mtch)-1,1)))
827 if(! function_exists('qp')) {
829 * quick and dirty quoted_printable encoding
835 return str_replace ("%","=",rawurlencode($s));
838 if(! function_exists('contact_block')) {
840 * Get html for contact block.
842 * @template contact_block.tpl
843 * @hook contact_block_end (contacts=>array, output=>string)
846 function contact_block() {
850 $shown = get_pconfig($a->profile['uid'],'system','display_friend_count');
856 if((! is_array($a->profile)) || ($a->profile['hide-friends']))
858 $r = q("SELECT COUNT(*) AS `total` FROM `contact`
859 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0
860 AND `hidden` = 0 AND `archive` = 0
861 AND `network` IN ('%s', '%s', '%s')",
862 intval($a->profile['uid']),
864 dbesc(NETWORK_OSTATUS),
865 dbesc(NETWORK_DIASPORA)
867 if(dbm::is_result($r)) {
868 $total = intval($r[0]['total']);
871 $contacts = t('No contacts');
875 // Splitting the query in two parts makes it much faster
876 $r = q("SELECT `id` FROM `contact`
877 WHERE `uid` = %d AND NOT `self` AND NOT `blocked` AND NOT `pending`
878 AND NOT `hidden` AND NOT `archive`
879 AND `network` IN ('%s', '%s', '%s') ORDER BY RAND() LIMIT %d",
880 intval($a->profile['uid']),
882 dbesc(NETWORK_OSTATUS),
883 dbesc(NETWORK_DIASPORA),
886 if(dbm::is_result($r)) {
888 foreach ($r AS $contact)
889 $contacts[] = $contact["id"];
891 $r = q("SELECT `id`, `uid`, `addr`, `url`, `name`, `thumb`, `network` FROM `contact` WHERE `id` IN (%s)",
892 dbesc(implode(",", $contacts)));
894 if(dbm::is_result($r)) {
895 $contacts = sprintf( tt('%d Contact','%d Contacts', $total),$total);
898 $micropro[] = micropro($rr,true,'mpfriend');
904 $tpl = get_markup_template('contact_block.tpl');
905 $o = replace_macros($tpl, array(
906 '$contacts' => $contacts,
907 '$nickname' => $a->profile['nickname'],
908 '$viewcontacts' => t('View Contacts'),
909 '$micropro' => $micropro,
912 $arr = array('contacts' => $r, 'output' => $o);
914 call_hooks('contact_block_end', $arr);
920 * @brief Format contacts as picture links or as texxt links
922 * @param array $contact Array with contacts which contains an array with
923 * int 'id' => The ID of the contact
924 * int 'uid' => The user ID of the user who owns this data
925 * string 'name' => The name of the contact
926 * string 'url' => The url to the profile page of the contact
927 * string 'addr' => The webbie of the contact (e.g.) username@friendica.com
928 * string 'network' => The network to which the contact belongs to
929 * string 'thumb' => The contact picture
930 * string 'click' => js code which is performed when clicking on the contact
931 * @param boolean $redirect If true try to use the redir url if it's possible
932 * @param string $class CSS class for the
933 * @param boolean $textmode If true display the contacts as text links
934 * if false display the contacts as picture links
936 * @return string Formatted html
938 function micropro($contact, $redirect = false, $class = '', $textmode = false) {
940 // Use the contact URL if no address is available
941 if ($contact["addr"] == "")
942 $contact["addr"] = $contact["url"];
944 $url = $contact['url'];
950 $redirect_url = 'redir/' . $contact['id'];
951 if(local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === NETWORK_DFRN)) {
953 $url = $redirect_url;
954 $sparkle = ' sparkle';
960 // If there is some js available we don't need the url
961 if(x($contact,'click'))
964 return replace_macros(get_markup_template(($textmode)?'micropro_txt.tpl':'micropro_img.tpl'),array(
965 '$click' => (($contact['click']) ? $contact['click'] : ''),
968 '$photo' => proxy_url($contact['thumb'], false, PROXY_SIZE_THUMB),
969 '$name' => $contact['name'],
970 'title' => $contact['name'] . ' [' . $contact['addr'] . ']',
971 '$parkle' => $sparkle,
979 if(! function_exists('search')) {
983 * @param string $s search query
984 * @param string $id html id
985 * @param string $url search url
986 * @param boolean $savedsearch show save search button
988 function search($s,$id='search-box',$url='search',$save = false, $aside = true) {
994 '$action_url' => $url,
995 '$search_label' => t('Search'),
996 '$save_label' => t('Save'),
997 '$savedsearch' => feature_enabled(local_user(),'savedsearch'),
998 '$search_hint' => t('@name, !forum, #tags, content'),
1002 $values['$searchoption'] = array(
1007 if (get_config('system','poco_local_search'))
1008 $values['$searchoption'][] = t("Forums");
1011 return replace_macros(get_markup_template('searchbox.tpl'), $values);
1014 if(! function_exists('valid_email')) {
1016 * Check if $x is a valid email string
1021 function valid_email($x){
1023 // Removed because Fabio told me so.
1024 //if(get_config('system','disable_email_validation'))
1027 if(preg_match('/^[_a-zA-Z0-9\-\+]+(\.[_a-zA-Z0-9\-\+]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/',$x))
1033 if(! function_exists('linkify')) {
1035 * Replace naked text hyperlink with HTML formatted hyperlink
1039 function linkify($s) {
1040 $s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' <a href="$1" target="_blank">$1</a>', $s);
1041 $s = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$s);
1049 * @return array index is present tense verb
1050 value is array containing past tense verb, translation of present, translation of past
1051 * @hook poke_verbs pokes array
1053 function get_poke_verbs() {
1055 // index is present tense verb
1056 // value is array containing past tense verb, translation of present, translation of past
1059 'poke' => array( 'poked', t('poke'), t('poked')),
1060 'ping' => array( 'pinged', t('ping'), t('pinged')),
1061 'prod' => array( 'prodded', t('prod'), t('prodded')),
1062 'slap' => array( 'slapped', t('slap'), t('slapped')),
1063 'finger' => array( 'fingered', t('finger'), t('fingered')),
1064 'rebuff' => array( 'rebuffed', t('rebuff'), t('rebuffed')),
1066 call_hooks('poke_verbs', $arr);
1072 * @return array index is mood, value is translated mood
1073 * @hook mood_verbs moods array
1075 function get_mood_verbs() {
1078 'happy' => t('happy'),
1080 'mellow' => t('mellow'),
1081 'tired' => t('tired'),
1082 'perky' => t('perky'),
1083 'angry' => t('angry'),
1084 'stupefied' => t('stupified'),
1085 'puzzled' => t('puzzled'),
1086 'interested' => t('interested'),
1087 'bitter' => t('bitter'),
1088 'cheerful' => t('cheerful'),
1089 'alive' => t('alive'),
1090 'annoyed' => t('annoyed'),
1091 'anxious' => t('anxious'),
1092 'cranky' => t('cranky'),
1093 'disturbed' => t('disturbed'),
1094 'frustrated' => t('frustrated'),
1095 'motivated' => t('motivated'),
1096 'relaxed' => t('relaxed'),
1097 'surprised' => t('surprised'),
1100 call_hooks('mood_verbs', $arr);
1104 if(! function_exists('day_translate')) {
1106 * Translate days and months names
1111 function day_translate($s) {
1112 $ret = str_replace(array('Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday'),
1113 array( t('Monday'), t('Tuesday'), t('Wednesday'), t('Thursday'), t('Friday'), t('Saturday'), t('Sunday')),
1116 $ret = str_replace(array('January','February','March','April','May','June','July','August','September','October','November','December'),
1117 array( t('January'), t('February'), t('March'), t('April'), t('May'), t('June'), t('July'), t('August'), t('September'), t('October'), t('November'), t('December')),
1124 if(! function_exists('normalise_link')) {
1128 * @param string $url
1131 function normalise_link($url) {
1132 $ret = str_replace(array('https:','//www.'), array('http:','//'), $url);
1133 return(rtrim($ret,'/'));
1138 if(! function_exists('link_compare')) {
1140 * Compare two URLs to see if they are the same, but ignore
1141 * slight but hopefully insignificant differences such as if one
1142 * is https and the other isn't, or if one is www.something and
1143 * the other isn't - and also ignore case differences.
1145 * @param string $a first url
1146 * @param string $b second url
1147 * @return boolean True if the URLs match, otherwise False
1150 function link_compare($a,$b) {
1151 if(strcasecmp(normalise_link($a),normalise_link($b)) === 0)
1157 if(! function_exists('redir_private_images')) {
1159 * Find any non-embedded images in private items and add redir links to them
1162 * @param array $item
1164 function redir_private_images($a, &$item) {
1167 $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
1169 //logger("redir_private_images: matches = " . print_r($matches, true));
1170 foreach($matches as $mtch) {
1171 if(strpos($mtch[1], '/redir') !== false)
1174 if((local_user() == $item['uid']) && ($item['private'] != 0) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) {
1175 //logger("redir_private_images: redir");
1176 $img_url = 'redir?f=1&quiet=1&url=' . $mtch[1] . '&conurl=' . $item['author-link'];
1177 $item['body'] = str_replace($mtch[0], "[img]".$img_url."[/img]", $item['body']);
1184 function put_item_in_cache(&$item, $update = false) {
1186 if (($item["rendered-hash"] != hash("md5", $item["body"])) OR ($item["rendered-hash"] == "") OR
1187 ($item["rendered-html"] == "") OR get_config("system", "ignore_cache")) {
1189 // The function "redir_private_images" changes the body.
1190 // I'm not sure if we should store it permanently, so we save the old value.
1191 $body = $item["body"];
1194 redir_private_images($a, $item);
1196 $item["rendered-html"] = prepare_text($item["body"]);
1197 $item["rendered-hash"] = hash("md5", $item["body"]);
1198 $item["body"] = $body;
1200 if ($update AND ($item["id"] != 0)) {
1201 q("UPDATE `item` SET `rendered-html` = '%s', `rendered-hash` = '%s' WHERE `id` = %d",
1202 dbesc($item["rendered-html"]), dbesc($item["rendered-hash"]), intval($item["id"]));
1207 // Given an item array, convert the body element from bbcode to html and add smilie icons.
1208 // If attach is true, also add icons for item attachments
1210 if(! function_exists('prepare_body')) {
1212 * Given an item array, convert the body element from bbcode to html and add smilie icons.
1213 * If attach is true, also add icons for item attachments
1215 * @param array $item
1216 * @param boolean $attach
1217 * @return string item body html
1218 * @hook prepare_body_init item array before any work
1219 * @hook prepare_body ('item'=>item array, 'html'=>body string) after first bbcode to html
1220 * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author)
1222 function prepare_body(&$item,$attach = false, $preview = false) {
1225 call_hooks('prepare_body_init', $item);
1227 $searchpath = z_root()."/search?tag=";
1230 $hashtags = array();
1231 $mentions = array();
1233 if (!get_config('system','suppress_tags')) {
1234 $taglist = q("SELECT `type`, `term`, `url` FROM `term` WHERE `otype` = %d AND `oid` = %d AND `type` IN (%d, %d) ORDER BY `tid`",
1235 intval(TERM_OBJ_POST), intval($item['id']), intval(TERM_HASHTAG), intval(TERM_MENTION));
1237 foreach($taglist as $tag) {
1239 if ($tag["url"] == "")
1240 $tag["url"] = $searchpath.strtolower($tag["term"]);
1242 if ($tag["type"] == TERM_HASHTAG) {
1243 $hashtags[] = "#<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1245 } elseif ($tag["type"] == TERM_MENTION) {
1246 $mentions[] = "@<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1249 $tags[] = $prefix."<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1253 $item['tags'] = $tags;
1254 $item['hashtags'] = $hashtags;
1255 $item['mentions'] = $mentions;
1257 // Update the cached values if there is no "zrl=..." on the links
1258 $update = (!local_user() and !remote_user() and ($item["uid"] == 0));
1260 // Or update it if the current viewer is the intented viewer
1261 if (($item["uid"] == local_user()) AND ($item["uid"] != 0))
1264 put_item_in_cache($item, $update);
1265 $s = $item["rendered-html"];
1267 $prep_arr = array('item' => $item, 'html' => $s, 'preview' => $preview);
1268 call_hooks('prepare_body', $prep_arr);
1269 $s = $prep_arr['html'];
1272 // Replace the blockquotes with quotes that are used in mails
1273 $mailquote = '<blockquote type="cite" class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">';
1274 $s = str_replace(array('<blockquote>', '<blockquote class="spoiler">', '<blockquote class="author">'), array($mailquote, $mailquote, $mailquote), $s);
1280 $arr = explode('[/attach],',$item['attach']);
1282 $as .= '<div class="body-attach">';
1283 foreach($arr as $r) {
1286 $cnt = preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches, PREG_SET_ORDER);
1288 foreach($matches as $mtch) {
1291 if((local_user() == $item['uid']) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN))
1292 $the_url = 'redir/' . $item['contact-id'] . '?f=1&url=' . $mtch[1];
1294 $the_url = $mtch[1];
1296 if(strpos($mime, 'video') !== false) {
1299 $a->page['htmlhead'] .= replace_macros(get_markup_template('videos_head.tpl'), array(
1300 '$baseurl' => z_root(),
1302 $a->page['end'] .= replace_macros(get_markup_template('videos_end.tpl'), array(
1303 '$baseurl' => z_root(),
1307 $id = end(explode('/', $the_url));
1308 $as .= replace_macros(get_markup_template('video_top.tpl'), array(
1311 'title' => t('View Video'),
1318 $filetype = strtolower(substr( $mime, 0, strpos($mime,'/') ));
1320 $filesubtype = strtolower(substr( $mime, strpos($mime,'/') + 1 ));
1321 $filesubtype = str_replace('.', '-', $filesubtype);
1325 $filesubtype = 'unkn';
1328 $icon = '<div class="attachtype icon s22 type-' . $filetype . ' subtype-' . $filesubtype . '"></div>';
1329 /*$icontype = strtolower(substr($mtch[3],0,strpos($mtch[3],'/')));
1335 $icon = '<div class="attachtype icon s22 type-' . $icontype . '"></div>';
1338 $icon = '<div class="attachtype icon s22 type-unkn"></div>';
1342 $title = ((strlen(trim($mtch[4]))) ? escape_tags(trim($mtch[4])) : escape_tags($mtch[1]));
1343 $title .= ' ' . $mtch[2] . ' ' . t('bytes');
1345 $as .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" >' . $icon . '</a>';
1349 $as .= '<div class="clear"></div></div>';
1354 if(strpos($s,'<div class="map">') !== false && $item['coord']) {
1355 $x = generate_map(trim($item['coord']));
1357 $s = preg_replace('/\<div class\=\"map\"\>/','$0' . $x,$s);
1363 $spoilersearch = '<blockquote class="spoiler">';
1365 // Remove line breaks before the spoiler
1366 while ((strpos($s, "\n".$spoilersearch) !== false))
1367 $s = str_replace("\n".$spoilersearch, $spoilersearch, $s);
1368 while ((strpos($s, "<br />".$spoilersearch) !== false))
1369 $s = str_replace("<br />".$spoilersearch, $spoilersearch, $s);
1371 while ((strpos($s, $spoilersearch) !== false)) {
1373 $pos = strpos($s, $spoilersearch);
1374 $rnd = random_string(8);
1375 $spoilerreplace = '<br /> <span id="spoiler-wrap-'.$rnd.'" class="spoiler-wrap fakelink" onclick="openClose(\'spoiler-'.$rnd.'\');">'.sprintf(t('Click to open/close')).'</span>'.
1376 '<blockquote class="spoiler" id="spoiler-'.$rnd.'" style="display: none;">';
1377 $s = substr($s, 0, $pos).$spoilerreplace.substr($s, $pos+strlen($spoilersearch));
1380 // Look for quote with author
1381 $authorsearch = '<blockquote class="author">';
1383 while ((strpos($s, $authorsearch) !== false)) {
1385 $pos = strpos($s, $authorsearch);
1386 $rnd = random_string(8);
1387 $authorreplace = '<br /> <span id="author-wrap-'.$rnd.'" class="author-wrap fakelink" onclick="openClose(\'author-'.$rnd.'\');">'.sprintf(t('Click to open/close')).'</span>'.
1388 '<blockquote class="author" id="author-'.$rnd.'" style="display: block;">';
1389 $s = substr($s, 0, $pos).$authorreplace.substr($s, $pos+strlen($authorsearch));
1392 // replace friendica image url size with theme preference
1393 if (x($a->theme_info,'item_image_size')){
1394 $ps = $a->theme_info['item_image_size'];
1396 $s = preg_replace('|(<img[^>]+src="[^"]+/photo/[0-9a-f]+)-[0-9]|',"$1-".$ps, $s);
1399 $prep_arr = array('item' => $item, 'html' => $s);
1400 call_hooks('prepare_body_final', $prep_arr);
1402 return $prep_arr['html'];
1406 if(! function_exists('prepare_text')) {
1408 * Given a text string, convert from bbcode to html and add smilie icons.
1410 * @param string $text
1413 function prepare_text($text) {
1415 require_once('include/bbcode.php');
1417 if(stristr($text,'[nosmile]'))
1420 $s = Smilies::replace(bbcode($text));
1428 * return array with details for categories and folders for an item
1430 * @param array $item
1434 * [ // categories array
1436 * 'name': 'category name',
1437 * 'removeurl': 'url to remove this category',
1438 * 'first': 'is the first in this array? true/false',
1439 * 'last': 'is the last in this array? true/false',
1445 * 'name': 'folder name',
1446 * 'removeurl': 'url to remove this folder',
1447 * 'first': 'is the first in this array? true/false',
1448 * 'last': 'is the last in this array? true/false',
1454 function get_cats_and_terms($item) {
1457 $categories = array();
1460 $matches = false; $first = true;
1461 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
1463 foreach($matches as $mtch) {
1464 $categories[] = array(
1465 'name' => xmlify(file_tag_decode($mtch[1])),
1467 'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])):""),
1474 if (count($categories)) $categories[count($categories)-1]['last'] = true;
1477 if(local_user() == $item['uid']) {
1478 $matches = false; $first = true;
1479 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
1481 foreach($matches as $mtch) {
1483 'name' => xmlify(file_tag_decode($mtch[1])),
1485 'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&term=' . xmlify(file_tag_decode($mtch[1])):""),
1494 if (count($folders)) $folders[count($folders)-1]['last'] = true;
1496 return array($categories, $folders);
1499 if(! function_exists('get_plink')) {
1501 * get private link for item
1502 * @param array $item
1503 * @return boolean|array False if item has not plink, otherwise array('href'=>plink url, 'title'=>translated title)
1505 function get_plink($item) {
1508 if ($a->user['nickname'] != "") {
1510 //'href' => "display/".$a->user['nickname']."/".$item['id'],
1511 'href' => "display/".$item['guid'],
1512 'orig' => "display/".$item['guid'],
1513 'title' => t('View on separate page'),
1514 'orig_title' => t('view on separate page'),
1517 if (x($item,'plink')) {
1518 $ret["href"] = $a->remove_baseurl($item['plink']);
1519 $ret["title"] = t('link to source');
1522 } elseif (x($item,'plink') && ($item['private'] != 1))
1524 'href' => $item['plink'],
1525 'orig' => $item['plink'],
1526 'title' => t('link to source'),
1531 //if (x($item,'plink') && ($item['private'] != 1))
1536 if(! function_exists('unamp')) {
1538 * replace html amp entity with amp char
1542 function unamp($s) {
1543 return str_replace('&', '&', $s);
1547 if(! function_exists('return_bytes')) {
1549 * return number of bytes in size (K, M, G)
1550 * @param string $size_str
1553 function return_bytes ($size_str) {
1554 switch (substr ($size_str, -1)) {
1555 case 'M': case 'm': return (int)$size_str * 1048576;
1556 case 'K': case 'k': return (int)$size_str * 1024;
1557 case 'G': case 'g': return (int)$size_str * 1073741824;
1558 default: return $size_str;
1565 function generate_user_guid() {
1568 $guid = get_guid(32);
1569 $x = q("SELECT `uid` FROM `user` WHERE `guid` = '%s' LIMIT 1",
1574 } while ($found == true );
1581 * @param boolean $strip_padding
1584 function base64url_encode($s, $strip_padding = false) {
1586 $s = strtr(base64_encode($s),'+/','-_');
1589 $s = str_replace('=','',$s);
1598 function base64url_decode($s) {
1601 logger('base64url_decode: illegal input: ' . print_r(debug_backtrace(), true));
1606 * // Placeholder for new rev of salmon which strips base64 padding.
1607 * // PHP base64_decode handles the un-padded input without requiring this step
1608 * // Uncomment if you find you need it.
1611 * if(! strpos($s,'=')) {
1621 return base64_decode(strtr($s,'-_','+/'));
1625 if (!function_exists('str_getcsv')) {
1629 * @param string $input
1630 * @param string $delimiter
1631 * @param string $enclosure
1632 * @param string $escape
1633 * @param string $eol
1634 * @return boolean|array False on error, otherwise array[row][column]
1636 function str_getcsv($input, $delimiter = ',', $enclosure = '"', $escape = '\\', $eol = '\n') {
1637 if (is_string($input) && !empty($input)) {
1639 $tmp = preg_split("/".$eol."/",$input);
1640 if (is_array($tmp) && !empty($tmp)) {
1641 while (list($line_num, $line) = each($tmp)) {
1642 if (preg_match("/".$escape.$enclosure."/",$line)) {
1643 while ($strlen = strlen($line)) {
1644 $pos_delimiter = strpos($line,$delimiter);
1645 $pos_enclosure_start = strpos($line,$enclosure);
1647 is_int($pos_delimiter) && is_int($pos_enclosure_start)
1648 && ($pos_enclosure_start < $pos_delimiter)
1650 $enclosed_str = substr($line,1);
1651 $pos_enclosure_end = strpos($enclosed_str,$enclosure);
1652 $enclosed_str = substr($enclosed_str,0,$pos_enclosure_end);
1653 $output[$line_num][] = $enclosed_str;
1654 $offset = $pos_enclosure_end+3;
1656 if (empty($pos_delimiter) && empty($pos_enclosure_start)) {
1657 $output[$line_num][] = substr($line,0);
1658 $offset = strlen($line);
1660 $output[$line_num][] = substr($line,0,$pos_delimiter);
1662 !empty($pos_enclosure_start)
1663 && ($pos_enclosure_start < $pos_delimiter)
1665 ?$pos_enclosure_start
1669 $line = substr($line,$offset);
1672 $line = preg_split("/".$delimiter."/",$line);
1675 * Validating against pesky extra line breaks creating false rows.
1677 if (is_array($line) && !empty($line[0])) {
1678 $output[$line_num] = $line;
1693 * return div element with class 'clear'
1697 function cleardiv() {
1698 return '<div class="clear"></div>';
1702 function bb_translate_video($s) {
1705 $r = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$s,$matches,PREG_SET_ORDER);
1707 foreach($matches as $mtch) {
1708 if((stristr($mtch[1],'youtube')) || (stristr($mtch[1],'youtu.be')))
1709 $s = str_replace($mtch[0],'[youtube]' . $mtch[1] . '[/youtube]',$s);
1710 elseif(stristr($mtch[1],'vimeo'))
1711 $s = str_replace($mtch[0],'[vimeo]' . $mtch[1] . '[/vimeo]',$s);
1717 function html2bb_video($s) {
1719 $s = preg_replace('#<object[^>]+>(.*?)https?://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+)(.*?)</object>#ism',
1720 '[youtube]$2[/youtube]', $s);
1722 $s = preg_replace('#<iframe[^>](.*?)https?://www.youtube.com/embed/([A-Za-z0-9\-_=]+)(.*?)</iframe>#ism',
1723 '[youtube]$2[/youtube]', $s);
1725 $s = preg_replace('#<iframe[^>](.*?)https?://player.vimeo.com/video/([0-9]+)(.*?)</iframe>#ism',
1726 '[vimeo]$2[/vimeo]', $s);
1732 * apply xmlify() to all values of array $val, recursively
1736 function array_xmlify($val){
1737 if (is_bool($val)) return $val?"true":"false";
1738 if (is_array($val)) return array_map('array_xmlify', $val);
1739 return xmlify((string) $val);
1744 * transorm link href and img src from relative to absolute
1746 * @param string $text
1747 * @param string $base base url
1750 function reltoabs($text, $base) {
1754 $base = rtrim($base,'/');
1756 $base2 = $base . "/";
1759 $pattern = "/<a([^>]*) href=\"(?!http|https|\/)([^\"]*)\"/";
1760 $replace = "<a\${1} href=\"" . $base2 . "\${2}\"";
1761 $text = preg_replace($pattern, $replace, $text);
1763 $pattern = "/<a([^>]*) href=\"(?!http|https)([^\"]*)\"/";
1764 $replace = "<a\${1} href=\"" . $base . "\${2}\"";
1765 $text = preg_replace($pattern, $replace, $text);
1768 $pattern = "/<img([^>]*) src=\"(?!http|https|\/)([^\"]*)\"/";
1769 $replace = "<img\${1} src=\"" . $base2 . "\${2}\"";
1770 $text = preg_replace($pattern, $replace, $text);
1772 $pattern = "/<img([^>]*) src=\"(?!http|https)([^\"]*)\"/";
1773 $replace = "<img\${1} src=\"" . $base . "\${2}\"";
1774 $text = preg_replace($pattern, $replace, $text);
1782 * get translated item type
1784 * @param array $itme
1787 function item_post_type($item) {
1788 if(intval($item['event-id']))
1790 if(strlen($item['resource-id']))
1792 if(strlen($item['verb']) && $item['verb'] !== ACTIVITY_POST)
1793 return t('activity');
1794 if($item['id'] != $item['parent'])
1795 return t('comment');
1799 // post categories and "save to file" use the same item.file table for storage.
1800 // We will differentiate the different uses by wrapping categories in angle brackets
1801 // and save to file categories in square brackets.
1802 // To do this we need to escape these characters if they appear in our tag.
1804 function file_tag_encode($s) {
1805 return str_replace(array('<','>','[',']'),array('%3c','%3e','%5b','%5d'),$s);
1808 function file_tag_decode($s) {
1809 return str_replace(array('%3c','%3e','%5b','%5d'),array('<','>','[',']'),$s);
1812 function file_tag_file_query($table,$s,$type = 'file') {
1815 $str = preg_quote( '[' . str_replace('%','%%',file_tag_encode($s)) . ']' );
1817 $str = preg_quote( '<' . str_replace('%','%%',file_tag_encode($s)) . '>' );
1818 return " AND " . (($table) ? dbesc($table) . '.' : '') . "file regexp '" . dbesc($str) . "' ";
1821 // ex. given music,video return <music><video> or [music][video]
1822 function file_tag_list_to_file($list,$type = 'file') {
1825 $list_array = explode(",",$list);
1826 if($type == 'file') {
1835 foreach($list_array as $item) {
1837 $tag_list .= $lbracket . file_tag_encode(trim($item)) . $rbracket;
1844 // ex. given <music><video>[friends], return music,video or friends
1845 function file_tag_file_to_list($file,$type = 'file') {
1848 if($type == 'file') {
1849 $cnt = preg_match_all('/\[(.*?)\]/',$file,$matches,PREG_SET_ORDER);
1852 $cnt = preg_match_all('/<(.*?)>/',$file,$matches,PREG_SET_ORDER);
1855 foreach($matches as $mtch) {
1858 $list .= file_tag_decode($mtch[1]);
1865 function file_tag_update_pconfig($uid,$file_old,$file_new,$type = 'file') {
1866 // $file_old - categories previously associated with an item
1867 // $file_new - new list of categories for an item
1872 if($file_old == $file_new)
1875 $saved = get_pconfig($uid,'system','filetags');
1876 if(strlen($saved)) {
1877 if($type == 'file') {
1880 $termtype = TERM_FILE;
1885 $termtype = TERM_CATEGORY;
1888 $filetags_updated = $saved;
1890 // check for new tags to be added as filetags in pconfig
1891 $new_tags = array();
1892 $check_new_tags = explode(",",file_tag_file_to_list($file_new,$type));
1894 foreach($check_new_tags as $tag) {
1895 if(! stristr($saved,$lbracket . file_tag_encode($tag) . $rbracket))
1899 $filetags_updated .= file_tag_list_to_file(implode(",",$new_tags),$type);
1901 // check for deleted tags to be removed from filetags in pconfig
1902 $deleted_tags = array();
1903 $check_deleted_tags = explode(",",file_tag_file_to_list($file_old,$type));
1905 foreach($check_deleted_tags as $tag) {
1906 if(! stristr($file_new,$lbracket . file_tag_encode($tag) . $rbracket))
1907 $deleted_tags[] = $tag;
1910 foreach($deleted_tags as $key => $tag) {
1911 $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
1913 intval(TERM_OBJ_POST),
1917 //$r = q("select file from item where uid = %d " . file_tag_file_query('item',$tag,$type),
1921 if(dbm::is_result($r)) {
1922 unset($deleted_tags[$key]);
1925 $filetags_updated = str_replace($lbracket . file_tag_encode($tag) . $rbracket,'',$filetags_updated);
1929 if($saved != $filetags_updated) {
1930 set_pconfig($uid,'system','filetags', $filetags_updated);
1935 if(strlen($file_new)) {
1936 set_pconfig($uid,'system','filetags', $file_new);
1941 function file_tag_save_file($uid,$item,$file) {
1942 require_once("include/files.php");
1947 $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1951 if(dbm::is_result($r)) {
1952 if(! stristr($r[0]['file'],'[' . file_tag_encode($file) . ']'))
1953 q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d",
1954 dbesc($r[0]['file'] . '[' . file_tag_encode($file) . ']'),
1959 create_files_from_item($item);
1961 $saved = get_pconfig($uid,'system','filetags');
1962 if((! strlen($saved)) || (! stristr($saved,'[' . file_tag_encode($file) . ']')))
1963 set_pconfig($uid,'system','filetags',$saved . '[' . file_tag_encode($file) . ']');
1964 info( t('Item filed') );
1969 function file_tag_unsave_file($uid,$item,$file,$cat = false) {
1970 require_once("include/files.php");
1977 $pattern = '<' . file_tag_encode($file) . '>' ;
1978 $termtype = TERM_CATEGORY;
1980 $pattern = '[' . file_tag_encode($file) . ']' ;
1981 $termtype = TERM_FILE;
1985 $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
1992 q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d",
1993 dbesc(str_replace($pattern,'',$r[0]['file'])),
1998 create_files_from_item($item);
2000 $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
2002 intval(TERM_OBJ_POST),
2006 //$r = q("select file from item where uid = %d and deleted = 0 " . file_tag_file_query('item',$file,(($cat) ? 'category' : 'file')),
2010 $saved = get_pconfig($uid,'system','filetags');
2011 set_pconfig($uid,'system','filetags',str_replace($pattern,'',$saved));
2017 function normalise_openid($s) {
2018 return trim(str_replace(array('http://','https://'),array('',''),$s),'/');
2022 function undo_post_tagging($s) {
2024 $cnt = preg_match_all('/([!#@])\[url=(.*?)\](.*?)\[\/url\]/ism',$s,$matches,PREG_SET_ORDER);
2026 foreach($matches as $mtch) {
2027 $s = str_replace($mtch[0], $mtch[1] . $mtch[3],$s);
2033 function fix_mce_lf($s) {
2034 $s = str_replace("\r\n","\n",$s);
2035 // $s = str_replace("\n\n","\n",$s);
2040 function protect_sprintf($s) {
2041 return(str_replace('%','%%',$s));
2045 function is_a_date_arg($s) {
2049 if($i <= $y+1 && strpos($s,'-') == 4) {
2050 $m = intval(substr($s,5));
2051 if($m > 0 && $m <= 12)
2059 * remove intentation from a text
2061 function deindent($text, $chr="[\t ]", $count=NULL) {
2062 $text = fix_mce_lf($text);
2063 $lines = explode("\n", $text);
2064 if (is_null($count)) {
2066 $k=0; while($k<count($lines) && strlen($lines[$k])==0) $k++;
2067 preg_match("|^".$chr."*|", $lines[$k], $m);
2068 $count = strlen($m[0]);
2070 for ($k=0; $k<count($lines); $k++){
2071 $lines[$k] = preg_replace("|^".$chr."{".$count."}|", "", $lines[$k]);
2074 return implode("\n", $lines);
2077 function formatBytes($bytes, $precision = 2) {
2078 $units = array('B', 'KB', 'MB', 'GB', 'TB');
2080 $bytes = max($bytes, 0);
2081 $pow = floor(($bytes ? log($bytes) : 0) / log(1024));
2082 $pow = min($pow, count($units) - 1);
2084 $bytes /= pow(1024, $pow);
2086 return round($bytes, $precision) . ' ' . $units[$pow];
2090 * @brief translate and format the networkname of a contact
2092 * @param string $network
2093 * Networkname of the contact (e.g. dfrn, rss and so on)
2098 function format_network_name($network, $url = 0) {
2099 if ($network != "") {
2100 require_once('include/contact_selectors.php');
2102 $network_name = '<a href="'.$url.'">'.network_to_name($network, $url)."</a>";
2104 $network_name = network_to_name($network);
2106 return $network_name;
2112 * @brief Syntax based code highlighting for popular languages.
2113 * @param string $s Code block
2114 * @param string $lang Programming language
2115 * @return string Formated html
2117 function text_highlight($s,$lang) {
2119 $lang = 'javascript';
2121 if(! strpos('Text_Highlighter',get_include_path())) {
2122 set_include_path(get_include_path() . PATH_SEPARATOR . 'library/Text_Highlighter');
2125 require_once('library/Text_Highlighter/Text/Highlighter.php');
2126 require_once('library/Text_Highlighter/Text/Highlighter/Renderer/Html.php');
2128 'numbers' => HL_NUMBERS_LI,
2133 $s = trim(html_entity_decode($s,ENT_COMPAT));
2134 $s = str_replace(" ","\t",$s);
2136 // The highlighter library insists on an opening php tag for php code blocks. If
2137 // it isn't present, nothing is highlighted. So we're going to see if it's present.
2138 // If not, we'll add it, and then quietly remove it after we get the processed output back.
2140 if($lang === 'php') {
2141 if(strpos('<?php',$s) !== 0) {
2142 $s = '<?php' . "\n" . $s;
2147 $renderer = new Text_Highlighter_Renderer_HTML($options);
2148 $hl = Text_Highlighter::factory($lang);
2149 $hl->setRenderer($renderer);
2150 $o = $hl->highlight($s);
2151 $o = str_replace([" ","\n"],[" ",''],$o);
2154 $b = substr($o,0,strpos($o,'<li>'));
2155 $e = substr($o,strpos($o,'</li>'));
2159 return('<code>' . $o . '</code>');