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 $r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
496 } while($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 $r = q("SELECT `id` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
520 } while($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 $callers = debug_backtrace();
721 $logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n",
724 $LOGGER_LEVELS[$level],
725 basename($callers[0]['file']),
727 $callers[1]['function'],
731 $stamp1 = microtime(true);
732 @file_put_contents($logfile, $logline, FILE_APPEND);
733 $a->save_timestamp($stamp1, "file");
738 if(! function_exists('activity_match')) {
740 * Compare activity uri. Knows about activity namespace.
742 * @param string $haystack
743 * @param string $needle
746 function activity_match($haystack,$needle) {
747 if(($haystack === $needle) || ((basename($needle) === $haystack) && strstr($needle,NAMESPACE_ACTIVITY_SCHEMA)))
753 if(! function_exists('get_tags')) {
755 * Pull out all #hashtags and @person tags from $s;
756 * We also get @person@domain.com - which would make
757 * the regex quite complicated as tags can also
758 * end a sentence. So we'll run through our results
759 * and strip the period from any tags which end with one.
760 * Returns array of tags found, or empty array.
765 function get_tags($s) {
768 // Convert hashtag links to hashtags
769 $s = preg_replace("/#\[url\=([^\[\]]*)\](.*?)\[\/url\]/ism", "#$2", $s);
771 // ignore anything in a code block
772 $s = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$s);
774 // Force line feeds at bbtags
775 $s = str_replace(array("[", "]"), array("\n[", "]\n"), $s);
777 // ignore anything in a bbtag
778 $s = preg_replace('/\[(.*?)\]/sm','',$s);
780 // Match full names against @tags including the space between first and last
781 // We will look these up afterward to see if they are full names or not recognisable.
783 if(preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A@,:?]+)([ \x0D\x0A@,:?]|$)/',$s,$match)) {
784 foreach($match[1] as $mtch) {
785 if(strstr($mtch,"]")) {
786 // we might be inside a bbcode color tag - leave it alone
789 if(substr($mtch,-1,1) === '.')
790 $ret[] = substr($mtch,0,-1);
796 // Otherwise pull out single word tags. These can be @nickname, @first_last
799 if(preg_match_all('/([!#@][^ \x0D\x0A,;:?]+)([ \x0D\x0A,;:?]|$)/',$s,$match)) {
800 foreach($match[1] as $mtch) {
801 if(strstr($mtch,"]")) {
802 // we might be inside a bbcode color tag - leave it alone
805 if(substr($mtch,-1,1) === '.')
806 $mtch = substr($mtch,0,-1);
807 // ignore strictly numeric tags like #1
808 if((strpos($mtch,'#') === 0) && ctype_digit(substr($mtch,1)))
810 // try not to catch url fragments
811 if(strpos($s,$mtch) && preg_match('/[a-zA-z0-9\/]/',substr($s,strpos($s,$mtch)-1,1)))
822 if(! function_exists('qp')) {
824 * quick and dirty quoted_printable encoding
830 return str_replace ("%","=",rawurlencode($s));
833 if(! function_exists('contact_block')) {
835 * Get html for contact block.
837 * @template contact_block.tpl
838 * @hook contact_block_end (contacts=>array, output=>string)
841 function contact_block() {
845 $shown = get_pconfig($a->profile['uid'],'system','display_friend_count');
851 if((! is_array($a->profile)) || ($a->profile['hide-friends']))
853 $r = q("SELECT COUNT(*) AS `total` FROM `contact`
854 WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0
855 AND `hidden` = 0 AND `archive` = 0
856 AND `network` IN ('%s', '%s', '%s')",
857 intval($a->profile['uid']),
859 dbesc(NETWORK_OSTATUS),
860 dbesc(NETWORK_DIASPORA)
863 $total = intval($r[0]['total']);
866 $contacts = t('No contacts');
870 $r = q("SELECT `id`, `uid`, `addr`, `url`, `name`, `micro`, `network` FROM `contact`
871 WHERE `uid` = %d AND NOT `self` AND NOT `blocked` AND NOT `pending`
872 AND NOT `hidden` AND NOT `archive`
873 AND `network` IN ('%s', '%s', '%s') ORDER BY RAND() LIMIT %d",
874 intval($a->profile['uid']),
876 dbesc(NETWORK_OSTATUS),
877 dbesc(NETWORK_DIASPORA),
881 $contacts = sprintf( tt('%d Contact','%d Contacts', $total),$total);
884 $micropro[] = micropro($rr,true,'mpfriend');
889 $tpl = get_markup_template('contact_block.tpl');
890 $o = replace_macros($tpl, array(
891 '$contacts' => $contacts,
892 '$nickname' => $a->profile['nickname'],
893 '$viewcontacts' => t('View Contacts'),
894 '$micropro' => $micropro,
897 $arr = array('contacts' => $r, 'output' => $o);
899 call_hooks('contact_block_end', $arr);
904 if(! function_exists('micropro')) {
907 * @param array $contact
908 * @param boolean $redirect
909 * @param string $class
910 * @param boolean $textmode
911 * @return string #FIXME: remove html
913 function micropro($contact, $redirect = false, $class = '', $textmode = false) {
916 $class = ' ' . $class;
918 if ($contact["addr"] == "")
919 $contact["addr"] = $contact["url"];
921 $url = $contact['url'];
927 $redirect_url = 'redir/' . $contact['id'];
928 if(local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === NETWORK_DFRN)) {
930 $url = $redirect_url;
931 $sparkle = ' sparkle';
936 $click = ((x($contact,'click')) ? ' onclick="' . $contact['click'] . '" ' : '');
940 return '<div class="contact-block-textdiv' . $class . '"><a class="contact-block-link' . $class . $sparkle
941 . (($click) ? ' fakelink' : '') . '" '
942 . (($redir) ? ' target="redir" ' : '')
943 . (($url) ? ' href="' . $url . '"' : '') . $click
944 . '" title="' . $contact['name'] . ' [' . $contact['addr'] . ']" alt="' . $contact['name']
945 . '" >'. $contact['name'] . '</a></div>' . "\r\n";
948 return '<div class="contact-block-div' . $class . '"><a class="contact-block-link' . $class . $sparkle
949 . (($click) ? ' fakelink' : '') . '" '
950 . (($redir) ? ' target="redir" ' : '')
951 . (($url) ? ' href="' . $url . '"' : '') . $click . ' ><img class="contact-block-img' . $class . $sparkle . '" src="'
952 . proxy_url($contact['micro'], false, PROXY_SIZE_THUMB) . '" title="' . $contact['name'] . ' [' . $contact['addr'] . ']" alt="' . $contact['name']
953 . '" /></a></div>' . "\r\n";
959 if(! function_exists('search')) {
963 * @param string $s search query
964 * @param string $id html id
965 * @param string $url search url
966 * @param boolean $savedsearch show save search button
968 function search($s,$id='search-box',$url='search',$save = false, $aside = true) {
974 '$action_url' => $url,
975 '$search_label' => t('Search'),
976 '$save_label' => t('Save'),
977 '$savedsearch' => feature_enabled(local_user(),'savedsearch'),
981 $values['$searchoption'] = array(
986 if (get_config('system','poco_local_search'))
987 $values['$searchoption'][] = t("Forums");
990 return replace_macros(get_markup_template('searchbox.tpl'), $values);
993 if(! function_exists('valid_email')) {
995 * Check if $x is a valid email string
1000 function valid_email($x){
1002 // Removed because Fabio told me so.
1003 //if(get_config('system','disable_email_validation'))
1006 if(preg_match('/^[_a-zA-Z0-9\-\+]+(\.[_a-zA-Z0-9\-\+]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/',$x))
1012 if(! function_exists('linkify')) {
1014 * Replace naked text hyperlink with HTML formatted hyperlink
1018 function linkify($s) {
1019 $s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' <a href="$1" target="_blank">$1</a>', $s);
1020 $s = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$s);
1028 * @return array index is present tense verb
1029 value is array containing past tense verb, translation of present, translation of past
1030 * @hook poke_verbs pokes array
1032 function get_poke_verbs() {
1034 // index is present tense verb
1035 // value is array containing past tense verb, translation of present, translation of past
1038 'poke' => array( 'poked', t('poke'), t('poked')),
1039 'ping' => array( 'pinged', t('ping'), t('pinged')),
1040 'prod' => array( 'prodded', t('prod'), t('prodded')),
1041 'slap' => array( 'slapped', t('slap'), t('slapped')),
1042 'finger' => array( 'fingered', t('finger'), t('fingered')),
1043 'rebuff' => array( 'rebuffed', t('rebuff'), t('rebuffed')),
1045 call_hooks('poke_verbs', $arr);
1051 * @return array index is mood, value is translated mood
1052 * @hook mood_verbs moods array
1054 function get_mood_verbs() {
1057 'happy' => t('happy'),
1059 'mellow' => t('mellow'),
1060 'tired' => t('tired'),
1061 'perky' => t('perky'),
1062 'angry' => t('angry'),
1063 'stupefied' => t('stupified'),
1064 'puzzled' => t('puzzled'),
1065 'interested' => t('interested'),
1066 'bitter' => t('bitter'),
1067 'cheerful' => t('cheerful'),
1068 'alive' => t('alive'),
1069 'annoyed' => t('annoyed'),
1070 'anxious' => t('anxious'),
1071 'cranky' => t('cranky'),
1072 'disturbed' => t('disturbed'),
1073 'frustrated' => t('frustrated'),
1074 'motivated' => t('motivated'),
1075 'relaxed' => t('relaxed'),
1076 'surprised' => t('surprised'),
1079 call_hooks('mood_verbs', $arr);
1084 if(! function_exists('smilies')) {
1086 * Replaces text emoticons with graphical images
1088 * It is expected that this function will be called using HTML text.
1089 * We will escape text between HTML pre and code blocks from being
1092 * At a higher level, the bbcode [nosmile] tag can be used to prevent this
1093 * function from being executed by the prepare_text() routine when preparing
1094 * bbcode source for HTML display
1097 * @param boolean $sample
1099 * @hook smilie ('texts' => smilies texts array, 'icons' => smilies html array, 'string' => $s)
1101 function smilies($s, $sample = false) {
1104 if(intval(get_config('system','no_smilies'))
1105 || (local_user() && intval(get_pconfig(local_user(),'system','no_smilies'))))
1108 $s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism','smile_encode',$s);
1109 $s = preg_replace_callback('/<code>(.*?)<\/code>/ism','smile_encode',$s);
1151 '<img class="smiley" src="' . z_root() . '/images/smiley-heart.gif" alt="<3" title="<3" />',
1152 '<img class="smiley" src="' . z_root() . '/images/smiley-brokenheart.gif" alt="</3" title="</3" />',
1153 '<img class="smiley" src="' . z_root() . '/images/smiley-brokenheart.gif" alt="<\\3" title="<\\3" />',
1154 '<img class="smiley" src="' . z_root() . '/images/smiley-smile.gif" alt=":-)" title=":-)" />',
1155 '<img class="smiley" src="' . z_root() . '/images/smiley-wink.gif" alt=";-)" title=";-)" />',
1156 '<img class="smiley" src="' . z_root() . '/images/smiley-frown.gif" alt=":-(" title=":-(" />',
1157 '<img class="smiley" src="' . z_root() . '/images/smiley-tongue-out.gif" alt=":-P" title=":-P" />',
1158 '<img class="smiley" src="' . z_root() . '/images/smiley-tongue-out.gif" alt=":-p" title=":-P" />',
1159 '<img class="smiley" src="' . z_root() . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
1160 '<img class="smiley" src="' . z_root() . '/images/smiley-kiss.gif" alt=":-\" title=":-\" />',
1161 '<img class="smiley" src="' . z_root() . '/images/smiley-kiss.gif" alt=":-x" title=":-x" />',
1162 '<img class="smiley" src="' . z_root() . '/images/smiley-kiss.gif" alt=":-X" title=":-X" />',
1163 '<img class="smiley" src="' . z_root() . '/images/smiley-laughing.gif" alt=":-D" title=":-D" />',
1164 '<img class="smiley" src="' . z_root() . '/images/smiley-surprised.gif" alt="8-|" title="8-|" />',
1165 '<img class="smiley" src="' . z_root() . '/images/smiley-surprised.gif" alt="8-O" title="8-O" />',
1166 '<img class="smiley" src="' . z_root() . '/images/smiley-surprised.gif" alt=":-O" title="8-O" />',
1167 '<img class="smiley" src="' . z_root() . '/images/smiley-thumbsup.gif" alt="\\o/" title="\\o/" />',
1168 '<img class="smiley" src="' . z_root() . '/images/smiley-Oo.gif" alt="o.O" title="o.O" />',
1169 '<img class="smiley" src="' . z_root() . '/images/smiley-Oo.gif" alt="O.o" title="O.o" />',
1170 '<img class="smiley" src="' . z_root() . '/images/smiley-Oo.gif" alt="o_O" title="o_O" />',
1171 '<img class="smiley" src="' . z_root() . '/images/smiley-Oo.gif" alt="O_o" title="O_o" />',
1172 '<img class="smiley" src="' . z_root() . '/images/smiley-cry.gif" alt=":\'(" title=":\'("/>',
1173 '<img class="smiley" src="' . z_root() . '/images/smiley-foot-in-mouth.gif" alt=":-!" title=":-!" />',
1174 '<img class="smiley" src="' . z_root() . '/images/smiley-undecided.gif" alt=":-/" title=":-/" />',
1175 '<img class="smiley" src="' . z_root() . '/images/smiley-embarassed.gif" alt=":-[" title=":-[" />',
1176 '<img class="smiley" src="' . z_root() . '/images/smiley-cool.gif" alt="8-)" title="8-)" />',
1177 '<img class="smiley" src="' . z_root() . '/images/beer_mug.gif" alt=":beer" title=":beer" />',
1178 '<img class="smiley" src="' . z_root() . '/images/beer_mug.gif" alt=":homebrew" title=":homebrew" />',
1179 '<img class="smiley" src="' . z_root() . '/images/coffee.gif" alt=":coffee" title=":coffee" />',
1180 '<img class="smiley" src="' . z_root() . '/images/smiley-facepalm.gif" alt=":facepalm" title=":facepalm" />',
1181 '<img class="smiley" src="' . z_root() . '/images/like.gif" alt=":like" title=":like" />',
1182 '<img class="smiley" src="' . z_root() . '/images/dislike.gif" alt=":dislike" title=":dislike" />',
1183 '<a href="http://friendica.com">~friendica <img class="smiley" src="' . z_root() . '/images/friendica-16.png" alt="~friendica" title="~friendica" /></a>',
1184 '<a href="http://redmatrix.me/">red<img class="smiley" src="' . z_root() . '/images/rm-16.png" alt="red#" title="red#" />matrix</a>',
1185 '<a href="http://redmatrix.me/">red<img class="smiley" src="' . z_root() . '/images/rm-16.png" alt="red#matrix" title="red#matrix" />matrix</a>'
1188 $params = array('texts' => $texts, 'icons' => $icons, 'string' => $s);
1189 call_hooks('smilie', $params);
1192 $s = '<div class="smiley-sample">';
1193 for($x = 0; $x < count($params['texts']); $x ++) {
1194 $s .= '<dl><dt>' . $params['texts'][$x] . '</dt><dd>' . $params['icons'][$x] . '</dd></dl>';
1198 $params['string'] = preg_replace_callback('/<(3+)/','preg_heart',$params['string']);
1199 $s = str_replace($params['texts'],$params['icons'],$params['string']);
1202 $s = preg_replace_callback('/<pre>(.*?)<\/pre>/ism','smile_decode',$s);
1203 $s = preg_replace_callback('/<code>(.*?)<\/code>/ism','smile_decode',$s);
1209 function smile_encode($m) {
1210 return(str_replace($m[1],base64url_encode($m[1]),$m[0]));
1213 function smile_decode($m) {
1214 return(str_replace($m[1],base64url_decode($m[1]),$m[0]));
1219 * expand <3333 to the correct number of hearts
1224 function preg_heart($x) {
1226 if(strlen($x[1]) == 1)
1229 for($cnt = 0; $cnt < strlen($x[1]); $cnt ++)
1230 $t .= '<img class="smiley" src="' . z_root() . '/images/smiley-heart.gif" alt="<3" />';
1231 $r = str_replace($x[0],$t,$x[0]);
1236 if(! function_exists('day_translate')) {
1238 * Translate days and months names
1243 function day_translate($s) {
1244 $ret = str_replace(array('Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday'),
1245 array( t('Monday'), t('Tuesday'), t('Wednesday'), t('Thursday'), t('Friday'), t('Saturday'), t('Sunday')),
1248 $ret = str_replace(array('January','February','March','April','May','June','July','August','September','October','November','December'),
1249 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')),
1256 if(! function_exists('normalise_link')) {
1260 * @param string $url
1263 function normalise_link($url) {
1264 $ret = str_replace(array('https:','//www.'), array('http:','//'), $url);
1265 return(rtrim($ret,'/'));
1270 if(! function_exists('link_compare')) {
1272 * Compare two URLs to see if they are the same, but ignore
1273 * slight but hopefully insignificant differences such as if one
1274 * is https and the other isn't, or if one is www.something and
1275 * the other isn't - and also ignore case differences.
1277 * @param string $a first url
1278 * @param string $b second url
1279 * @return boolean True if the URLs match, otherwise False
1282 function link_compare($a,$b) {
1283 if(strcasecmp(normalise_link($a),normalise_link($b)) === 0)
1289 if(! function_exists('redir_private_images')) {
1291 * Find any non-embedded images in private items and add redir links to them
1294 * @param array $item
1296 function redir_private_images($a, &$item) {
1299 $cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
1301 //logger("redir_private_images: matches = " . print_r($matches, true));
1302 foreach($matches as $mtch) {
1303 if(strpos($mtch[1], '/redir') !== false)
1306 if((local_user() == $item['uid']) && ($item['private'] != 0) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) {
1307 //logger("redir_private_images: redir");
1308 $img_url = 'redir?f=1&quiet=1&url=' . $mtch[1] . '&conurl=' . $item['author-link'];
1309 $item['body'] = str_replace($mtch[0], "[img]".$img_url."[/img]", $item['body']);
1316 function put_item_in_cache(&$item, $update = false) {
1318 if (($item["rendered-hash"] != hash("md5", $item["body"])) OR ($item["rendered-hash"] == "") OR
1319 ($item["rendered-html"] == "") OR get_config("system", "ignore_cache")) {
1321 // The function "redir_private_images" changes the body.
1322 // I'm not sure if we should store it permanently, so we save the old value.
1323 $body = $item["body"];
1326 redir_private_images($a, $item);
1328 $item["rendered-html"] = prepare_text($item["body"]);
1329 $item["rendered-hash"] = hash("md5", $item["body"]);
1330 $item["body"] = $body;
1332 if ($update AND ($item["id"] != 0)) {
1333 q("UPDATE `item` SET `rendered-html` = '%s', `rendered-hash` = '%s' WHERE `id` = %d",
1334 dbesc($item["rendered-html"]), dbesc($item["rendered-hash"]), intval($item["id"]));
1339 // Given an item array, convert the body element from bbcode to html and add smilie icons.
1340 // If attach is true, also add icons for item attachments
1342 if(! function_exists('prepare_body')) {
1344 * Given an item array, convert the body element from bbcode to html and add smilie icons.
1345 * If attach is true, also add icons for item attachments
1347 * @param array $item
1348 * @param boolean $attach
1349 * @return string item body html
1350 * @hook prepare_body_init item array before any work
1351 * @hook prepare_body ('item'=>item array, 'html'=>body string) after first bbcode to html
1352 * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author)
1354 function prepare_body(&$item,$attach = false, $preview = false) {
1357 call_hooks('prepare_body_init', $item);
1359 $searchpath = z_root()."/search?tag=";
1362 $hashtags = array();
1363 $mentions = array();
1365 if (!get_config('system','suppress_tags')) {
1366 $taglist = q("SELECT `type`, `term`, `url` FROM `term` WHERE `otype` = %d AND `oid` = %d AND `type` IN (%d, %d) ORDER BY `tid`",
1367 intval(TERM_OBJ_POST), intval($item['id']), intval(TERM_HASHTAG), intval(TERM_MENTION));
1369 foreach($taglist as $tag) {
1371 if ($tag["url"] == "")
1372 $tag["url"] = $searchpath.strtolower($tag["term"]);
1374 if ($tag["type"] == TERM_HASHTAG) {
1375 $hashtags[] = "#<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1377 } elseif ($tag["type"] == TERM_MENTION) {
1378 $mentions[] = "@<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1381 $tags[] = $prefix."<a href=\"".$tag["url"]."\" target=\"_blank\">".$tag["term"]."</a>";
1385 $item['tags'] = $tags;
1386 $item['hashtags'] = $hashtags;
1387 $item['mentions'] = $mentions;
1389 // Update the cached values if there is no "zrl=..." on the links
1390 $update = (!local_user() and !remote_user() and ($item["uid"] == 0));
1392 // Or update it if the current viewer is the intented viewer
1393 if (($item["uid"] == local_user()) AND ($item["uid"] != 0))
1396 put_item_in_cache($item, $update);
1397 $s = $item["rendered-html"];
1399 $prep_arr = array('item' => $item, 'html' => $s, 'preview' => $preview);
1400 call_hooks('prepare_body', $prep_arr);
1401 $s = $prep_arr['html'];
1404 // Replace the blockquotes with quotes that are used in mails
1405 $mailquote = '<blockquote type="cite" class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">';
1406 $s = str_replace(array('<blockquote>', '<blockquote class="spoiler">', '<blockquote class="author">'), array($mailquote, $mailquote, $mailquote), $s);
1412 $arr = explode('[/attach],',$item['attach']);
1414 $as .= '<div class="body-attach">';
1415 foreach($arr as $r) {
1418 $cnt = preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches, PREG_SET_ORDER);
1420 foreach($matches as $mtch) {
1423 if((local_user() == $item['uid']) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN))
1424 $the_url = 'redir/' . $item['contact-id'] . '?f=1&url=' . $mtch[1];
1426 $the_url = $mtch[1];
1428 if(strpos($mime, 'video') !== false) {
1431 $a->page['htmlhead'] .= replace_macros(get_markup_template('videos_head.tpl'), array(
1432 '$baseurl' => z_root(),
1434 $a->page['end'] .= replace_macros(get_markup_template('videos_end.tpl'), array(
1435 '$baseurl' => z_root(),
1439 $id = end(explode('/', $the_url));
1440 $as .= replace_macros(get_markup_template('video_top.tpl'), array(
1443 'title' => t('View Video'),
1450 $filetype = strtolower(substr( $mime, 0, strpos($mime,'/') ));
1452 $filesubtype = strtolower(substr( $mime, strpos($mime,'/') + 1 ));
1453 $filesubtype = str_replace('.', '-', $filesubtype);
1457 $filesubtype = 'unkn';
1460 $icon = '<div class="attachtype icon s22 type-' . $filetype . ' subtype-' . $filesubtype . '"></div>';
1461 /*$icontype = strtolower(substr($mtch[3],0,strpos($mtch[3],'/')));
1467 $icon = '<div class="attachtype icon s22 type-' . $icontype . '"></div>';
1470 $icon = '<div class="attachtype icon s22 type-unkn"></div>';
1474 $title = ((strlen(trim($mtch[4]))) ? escape_tags(trim($mtch[4])) : escape_tags($mtch[1]));
1475 $title .= ' ' . $mtch[2] . ' ' . t('bytes');
1477 $as .= '<a href="' . strip_tags($the_url) . '" title="' . $title . '" class="attachlink" target="_blank" >' . $icon . '</a>';
1481 $as .= '<div class="clear"></div></div>';
1486 if(strpos($s,'<div class="map">') !== false && $item['coord']) {
1487 $x = generate_map(trim($item['coord']));
1489 $s = preg_replace('/\<div class\=\"map\"\>/','$0' . $x,$s);
1495 $spoilersearch = '<blockquote class="spoiler">';
1497 // Remove line breaks before the spoiler
1498 while ((strpos($s, "\n".$spoilersearch) !== false))
1499 $s = str_replace("\n".$spoilersearch, $spoilersearch, $s);
1500 while ((strpos($s, "<br />".$spoilersearch) !== false))
1501 $s = str_replace("<br />".$spoilersearch, $spoilersearch, $s);
1503 while ((strpos($s, $spoilersearch) !== false)) {
1505 $pos = strpos($s, $spoilersearch);
1506 $rnd = random_string(8);
1507 $spoilerreplace = '<br /> <span id="spoiler-wrap-'.$rnd.'" class="spoiler-wrap fakelink" onclick="openClose(\'spoiler-'.$rnd.'\');">'.sprintf(t('Click to open/close')).'</span>'.
1508 '<blockquote class="spoiler" id="spoiler-'.$rnd.'" style="display: none;">';
1509 $s = substr($s, 0, $pos).$spoilerreplace.substr($s, $pos+strlen($spoilersearch));
1512 // Look for quote with author
1513 $authorsearch = '<blockquote class="author">';
1515 while ((strpos($s, $authorsearch) !== false)) {
1517 $pos = strpos($s, $authorsearch);
1518 $rnd = random_string(8);
1519 $authorreplace = '<br /> <span id="author-wrap-'.$rnd.'" class="author-wrap fakelink" onclick="openClose(\'author-'.$rnd.'\');">'.sprintf(t('Click to open/close')).'</span>'.
1520 '<blockquote class="author" id="author-'.$rnd.'" style="display: block;">';
1521 $s = substr($s, 0, $pos).$authorreplace.substr($s, $pos+strlen($authorsearch));
1524 // replace friendica image url size with theme preference
1525 if (x($a->theme_info,'item_image_size')){
1526 $ps = $a->theme_info['item_image_size'];
1528 $s = preg_replace('|(<img[^>]+src="[^"]+/photo/[0-9a-f]+)-[0-9]|',"$1-".$ps, $s);
1531 $prep_arr = array('item' => $item, 'html' => $s);
1532 call_hooks('prepare_body_final', $prep_arr);
1534 return $prep_arr['html'];
1538 if(! function_exists('prepare_text')) {
1540 * Given a text string, convert from bbcode to html and add smilie icons.
1542 * @param string $text
1545 function prepare_text($text) {
1547 require_once('include/bbcode.php');
1549 if(stristr($text,'[nosmile]'))
1552 $s = Smilies::replace(bbcode($text));
1560 * return array with details for categories and folders for an item
1562 * @param array $item
1566 * [ // categories array
1568 * 'name': 'category name',
1569 * 'removeurl': 'url to remove this category',
1570 * 'first': 'is the first in this array? true/false',
1571 * 'last': 'is the last in this array? true/false',
1577 * 'name': 'folder name',
1578 * 'removeurl': 'url to remove this folder',
1579 * 'first': 'is the first in this array? true/false',
1580 * 'last': 'is the last in this array? true/false',
1586 function get_cats_and_terms($item) {
1589 $categories = array();
1592 $matches = false; $first = true;
1593 $cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
1595 foreach($matches as $mtch) {
1596 $categories[] = array(
1597 'name' => xmlify(file_tag_decode($mtch[1])),
1599 'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])):""),
1606 if (count($categories)) $categories[count($categories)-1]['last'] = true;
1609 if(local_user() == $item['uid']) {
1610 $matches = false; $first = true;
1611 $cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
1613 foreach($matches as $mtch) {
1615 'name' => xmlify(file_tag_decode($mtch[1])),
1617 'removeurl' => ((local_user() == $item['uid'])?'filerm/' . $item['id'] . '?f=&term=' . xmlify(file_tag_decode($mtch[1])):""),
1626 if (count($folders)) $folders[count($folders)-1]['last'] = true;
1628 return array($categories, $folders);
1631 if(! function_exists('get_plink')) {
1633 * get private link for item
1634 * @param array $item
1635 * @return boolean|array False if item has not plink, otherwise array('href'=>plink url, 'title'=>translated title)
1637 function get_plink($item) {
1640 if ($a->user['nickname'] != "") {
1642 //'href' => "display/".$a->user['nickname']."/".$item['id'],
1643 'href' => "display/".$item['guid'],
1644 'orig' => "display/".$item['guid'],
1645 'title' => t('View on separate page'),
1646 'orig_title' => t('view on separate page'),
1649 if (x($item,'plink')) {
1650 $ret["href"] = $a->remove_baseurl($item['plink']);
1651 $ret["title"] = t('link to source');
1654 } elseif (x($item,'plink') && ($item['private'] != 1))
1656 'href' => $item['plink'],
1657 'orig' => $item['plink'],
1658 'title' => t('link to source'),
1663 //if (x($item,'plink') && ($item['private'] != 1))
1668 if(! function_exists('unamp')) {
1670 * replace html amp entity with amp char
1674 function unamp($s) {
1675 return str_replace('&', '&', $s);
1679 if(! function_exists('return_bytes')) {
1681 * return number of bytes in size (K, M, G)
1682 * @param string $size_str
1685 function return_bytes ($size_str) {
1686 switch (substr ($size_str, -1)) {
1687 case 'M': case 'm': return (int)$size_str * 1048576;
1688 case 'K': case 'k': return (int)$size_str * 1024;
1689 case 'G': case 'g': return (int)$size_str * 1073741824;
1690 default: return $size_str;
1697 function generate_user_guid() {
1700 $guid = get_guid(32);
1701 $x = q("SELECT `uid` FROM `user` WHERE `guid` = '%s' LIMIT 1",
1706 } while ($found == true );
1713 * @param boolean $strip_padding
1716 function base64url_encode($s, $strip_padding = false) {
1718 $s = strtr(base64_encode($s),'+/','-_');
1721 $s = str_replace('=','',$s);
1730 function base64url_decode($s) {
1733 logger('base64url_decode: illegal input: ' . print_r(debug_backtrace(), true));
1738 * // Placeholder for new rev of salmon which strips base64 padding.
1739 * // PHP base64_decode handles the un-padded input without requiring this step
1740 * // Uncomment if you find you need it.
1743 * if(! strpos($s,'=')) {
1753 return base64_decode(strtr($s,'-_','+/'));
1757 if (!function_exists('str_getcsv')) {
1761 * @param string $input
1762 * @param string $delimiter
1763 * @param string $enclosure
1764 * @param string $escape
1765 * @param string $eol
1766 * @return boolean|array False on error, otherwise array[row][column]
1768 function str_getcsv($input, $delimiter = ',', $enclosure = '"', $escape = '\\', $eol = '\n') {
1769 if (is_string($input) && !empty($input)) {
1771 $tmp = preg_split("/".$eol."/",$input);
1772 if (is_array($tmp) && !empty($tmp)) {
1773 while (list($line_num, $line) = each($tmp)) {
1774 if (preg_match("/".$escape.$enclosure."/",$line)) {
1775 while ($strlen = strlen($line)) {
1776 $pos_delimiter = strpos($line,$delimiter);
1777 $pos_enclosure_start = strpos($line,$enclosure);
1779 is_int($pos_delimiter) && is_int($pos_enclosure_start)
1780 && ($pos_enclosure_start < $pos_delimiter)
1782 $enclosed_str = substr($line,1);
1783 $pos_enclosure_end = strpos($enclosed_str,$enclosure);
1784 $enclosed_str = substr($enclosed_str,0,$pos_enclosure_end);
1785 $output[$line_num][] = $enclosed_str;
1786 $offset = $pos_enclosure_end+3;
1788 if (empty($pos_delimiter) && empty($pos_enclosure_start)) {
1789 $output[$line_num][] = substr($line,0);
1790 $offset = strlen($line);
1792 $output[$line_num][] = substr($line,0,$pos_delimiter);
1794 !empty($pos_enclosure_start)
1795 && ($pos_enclosure_start < $pos_delimiter)
1797 ?$pos_enclosure_start
1801 $line = substr($line,$offset);
1804 $line = preg_split("/".$delimiter."/",$line);
1807 * Validating against pesky extra line breaks creating false rows.
1809 if (is_array($line) && !empty($line[0])) {
1810 $output[$line_num] = $line;
1825 * return div element with class 'clear'
1829 function cleardiv() {
1830 return '<div class="clear"></div>';
1834 function bb_translate_video($s) {
1837 $r = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$s,$matches,PREG_SET_ORDER);
1839 foreach($matches as $mtch) {
1840 if((stristr($mtch[1],'youtube')) || (stristr($mtch[1],'youtu.be')))
1841 $s = str_replace($mtch[0],'[youtube]' . $mtch[1] . '[/youtube]',$s);
1842 elseif(stristr($mtch[1],'vimeo'))
1843 $s = str_replace($mtch[0],'[vimeo]' . $mtch[1] . '[/vimeo]',$s);
1849 function html2bb_video($s) {
1851 $s = preg_replace('#<object[^>]+>(.*?)https?://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+)(.*?)</object>#ism',
1852 '[youtube]$2[/youtube]', $s);
1854 $s = preg_replace('#<iframe[^>](.*?)https?://www.youtube.com/embed/([A-Za-z0-9\-_=]+)(.*?)</iframe>#ism',
1855 '[youtube]$2[/youtube]', $s);
1857 $s = preg_replace('#<iframe[^>](.*?)https?://player.vimeo.com/video/([0-9]+)(.*?)</iframe>#ism',
1858 '[vimeo]$2[/vimeo]', $s);
1864 * apply xmlify() to all values of array $val, recursively
1868 function array_xmlify($val){
1869 if (is_bool($val)) return $val?"true":"false";
1870 if (is_array($val)) return array_map('array_xmlify', $val);
1871 return xmlify((string) $val);
1876 * transorm link href and img src from relative to absolute
1878 * @param string $text
1879 * @param string $base base url
1882 function reltoabs($text, $base) {
1886 $base = rtrim($base,'/');
1888 $base2 = $base . "/";
1891 $pattern = "/<a([^>]*) href=\"(?!http|https|\/)([^\"]*)\"/";
1892 $replace = "<a\${1} href=\"" . $base2 . "\${2}\"";
1893 $text = preg_replace($pattern, $replace, $text);
1895 $pattern = "/<a([^>]*) href=\"(?!http|https)([^\"]*)\"/";
1896 $replace = "<a\${1} href=\"" . $base . "\${2}\"";
1897 $text = preg_replace($pattern, $replace, $text);
1900 $pattern = "/<img([^>]*) src=\"(?!http|https|\/)([^\"]*)\"/";
1901 $replace = "<img\${1} src=\"" . $base2 . "\${2}\"";
1902 $text = preg_replace($pattern, $replace, $text);
1904 $pattern = "/<img([^>]*) src=\"(?!http|https)([^\"]*)\"/";
1905 $replace = "<img\${1} src=\"" . $base . "\${2}\"";
1906 $text = preg_replace($pattern, $replace, $text);
1914 * get translated item type
1916 * @param array $itme
1919 function item_post_type($item) {
1920 if(intval($item['event-id']))
1922 if(strlen($item['resource-id']))
1924 if(strlen($item['verb']) && $item['verb'] !== ACTIVITY_POST)
1925 return t('activity');
1926 if($item['id'] != $item['parent'])
1927 return t('comment');
1931 // post categories and "save to file" use the same item.file table for storage.
1932 // We will differentiate the different uses by wrapping categories in angle brackets
1933 // and save to file categories in square brackets.
1934 // To do this we need to escape these characters if they appear in our tag.
1936 function file_tag_encode($s) {
1937 return str_replace(array('<','>','[',']'),array('%3c','%3e','%5b','%5d'),$s);
1940 function file_tag_decode($s) {
1941 return str_replace(array('%3c','%3e','%5b','%5d'),array('<','>','[',']'),$s);
1944 function file_tag_file_query($table,$s,$type = 'file') {
1947 $str = preg_quote( '[' . str_replace('%','%%',file_tag_encode($s)) . ']' );
1949 $str = preg_quote( '<' . str_replace('%','%%',file_tag_encode($s)) . '>' );
1950 return " AND " . (($table) ? dbesc($table) . '.' : '') . "file regexp '" . dbesc($str) . "' ";
1953 // ex. given music,video return <music><video> or [music][video]
1954 function file_tag_list_to_file($list,$type = 'file') {
1957 $list_array = explode(",",$list);
1958 if($type == 'file') {
1967 foreach($list_array as $item) {
1969 $tag_list .= $lbracket . file_tag_encode(trim($item)) . $rbracket;
1976 // ex. given <music><video>[friends], return music,video or friends
1977 function file_tag_file_to_list($file,$type = 'file') {
1980 if($type == 'file') {
1981 $cnt = preg_match_all('/\[(.*?)\]/',$file,$matches,PREG_SET_ORDER);
1984 $cnt = preg_match_all('/<(.*?)>/',$file,$matches,PREG_SET_ORDER);
1987 foreach($matches as $mtch) {
1990 $list .= file_tag_decode($mtch[1]);
1997 function file_tag_update_pconfig($uid,$file_old,$file_new,$type = 'file') {
1998 // $file_old - categories previously associated with an item
1999 // $file_new - new list of categories for an item
2004 if($file_old == $file_new)
2007 $saved = get_pconfig($uid,'system','filetags');
2008 if(strlen($saved)) {
2009 if($type == 'file') {
2012 $termtype = TERM_FILE;
2017 $termtype = TERM_CATEGORY;
2020 $filetags_updated = $saved;
2022 // check for new tags to be added as filetags in pconfig
2023 $new_tags = array();
2024 $check_new_tags = explode(",",file_tag_file_to_list($file_new,$type));
2026 foreach($check_new_tags as $tag) {
2027 if(! stristr($saved,$lbracket . file_tag_encode($tag) . $rbracket))
2031 $filetags_updated .= file_tag_list_to_file(implode(",",$new_tags),$type);
2033 // check for deleted tags to be removed from filetags in pconfig
2034 $deleted_tags = array();
2035 $check_deleted_tags = explode(",",file_tag_file_to_list($file_old,$type));
2037 foreach($check_deleted_tags as $tag) {
2038 if(! stristr($file_new,$lbracket . file_tag_encode($tag) . $rbracket))
2039 $deleted_tags[] = $tag;
2042 foreach($deleted_tags as $key => $tag) {
2043 $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
2045 intval(TERM_OBJ_POST),
2049 //$r = q("select file from item where uid = %d " . file_tag_file_query('item',$tag,$type),
2054 unset($deleted_tags[$key]);
2057 $filetags_updated = str_replace($lbracket . file_tag_encode($tag) . $rbracket,'',$filetags_updated);
2061 if($saved != $filetags_updated) {
2062 set_pconfig($uid,'system','filetags', $filetags_updated);
2067 if(strlen($file_new)) {
2068 set_pconfig($uid,'system','filetags', $file_new);
2073 function file_tag_save_file($uid,$item,$file) {
2074 require_once("include/files.php");
2079 $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2084 if(! stristr($r[0]['file'],'[' . file_tag_encode($file) . ']'))
2085 q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d",
2086 dbesc($r[0]['file'] . '[' . file_tag_encode($file) . ']'),
2091 create_files_from_item($item);
2093 $saved = get_pconfig($uid,'system','filetags');
2094 if((! strlen($saved)) || (! stristr($saved,'[' . file_tag_encode($file) . ']')))
2095 set_pconfig($uid,'system','filetags',$saved . '[' . file_tag_encode($file) . ']');
2096 info( t('Item filed') );
2101 function file_tag_unsave_file($uid,$item,$file,$cat = false) {
2102 require_once("include/files.php");
2109 $pattern = '<' . file_tag_encode($file) . '>' ;
2110 $termtype = TERM_CATEGORY;
2112 $pattern = '[' . file_tag_encode($file) . ']' ;
2113 $termtype = TERM_FILE;
2117 $r = q("SELECT `file` FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
2124 q("UPDATE `item` SET `file` = '%s' WHERE `id` = %d AND `uid` = %d",
2125 dbesc(str_replace($pattern,'',$r[0]['file'])),
2130 create_files_from_item($item);
2132 $r = q("SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d",
2134 intval(TERM_OBJ_POST),
2138 //$r = q("select file from item where uid = %d and deleted = 0 " . file_tag_file_query('item',$file,(($cat) ? 'category' : 'file')),
2142 $saved = get_pconfig($uid,'system','filetags');
2143 set_pconfig($uid,'system','filetags',str_replace($pattern,'',$saved));
2149 function normalise_openid($s) {
2150 return trim(str_replace(array('http://','https://'),array('',''),$s),'/');
2154 function undo_post_tagging($s) {
2156 $cnt = preg_match_all('/([!#@])\[url=(.*?)\](.*?)\[\/url\]/ism',$s,$matches,PREG_SET_ORDER);
2158 foreach($matches as $mtch) {
2159 $s = str_replace($mtch[0], $mtch[1] . $mtch[3],$s);
2165 function fix_mce_lf($s) {
2166 $s = str_replace("\r\n","\n",$s);
2167 // $s = str_replace("\n\n","\n",$s);
2172 function protect_sprintf($s) {
2173 return(str_replace('%','%%',$s));
2177 function is_a_date_arg($s) {
2181 if($i <= $y+1 && strpos($s,'-') == 4) {
2182 $m = intval(substr($s,5));
2183 if($m > 0 && $m <= 12)
2191 * remove intentation from a text
2193 function deindent($text, $chr="[\t ]", $count=NULL) {
2194 $text = fix_mce_lf($text);
2195 $lines = explode("\n", $text);
2196 if (is_null($count)) {
2198 $k=0; while($k<count($lines) && strlen($lines[$k])==0) $k++;
2199 preg_match("|^".$chr."*|", $lines[$k], $m);
2200 $count = strlen($m[0]);
2202 for ($k=0; $k<count($lines); $k++){
2203 $lines[$k] = preg_replace("|^".$chr."{".$count."}|", "", $lines[$k]);
2206 return implode("\n", $lines);
2209 function formatBytes($bytes, $precision = 2) {
2210 $units = array('B', 'KB', 'MB', 'GB', 'TB');
2212 $bytes = max($bytes, 0);
2213 $pow = floor(($bytes ? log($bytes) : 0) / log(1024));
2214 $pow = min($pow, count($units) - 1);
2216 $bytes /= pow(1024, $pow);
2218 return round($bytes, $precision) . ' ' . $units[$pow];
2222 * @brief translate and format the networkname of a contact
2224 * @param string $network
2225 * Networkname of the contact (e.g. dfrn, rss and so on)
2230 function format_network_name($network, $url = 0) {
2231 if ($network != "") {
2232 require_once('include/contact_selectors.php');
2234 $network_name = '<a href="'.$url.'">'.network_to_name($network, $url)."</a>";
2236 $network_name = network_to_name($network);
2238 return $network_name;