replace)
* @return string substituted string
*/
function replace_macros($s,$r) {
$stamp1 = microtime(true);
$a = get_app();
$t = $a->template_engine();
try {
$output = $t->replace_macros($s,$r);
} catch (Exception $e) {
echo "".__function__.": ".$e->getMessage()."
"; killme();
}
$a->save_timestamp($stamp1, "rendering");
return $output;
}}
// random string, there are 86 characters max in text mode, 128 for hex
// output is urlsafe
define('RANDOM_STRING_HEX', 0x00 );
define('RANDOM_STRING_TEXT', 0x01 );
if(! function_exists('random_string')) {
function random_string($size = 64,$type = RANDOM_STRING_HEX) {
// generate a bit of entropy and run it through the whirlpool
$s = hash('whirlpool', (string) rand() . uniqid(rand(),true) . (string) rand(),(($type == RANDOM_STRING_TEXT) ? true : false));
$s = (($type == RANDOM_STRING_TEXT) ? str_replace("\n","",base64url_encode($s,true)) : $s);
return(substr($s,0,$size));
}}
if(! function_exists('notags')) {
/**
* This is our primary input filter.
*
* The high bit hack only involved some old IE browser, forget which (IE5/Mac?)
* that had an XSS attack vector due to stripping the high-bit on an 8-bit character
* after cleansing, and angle chars with the high bit set could get through as markup.
*
* This is now disabled because it was interfering with some legitimate unicode sequences
* and hopefully there aren't a lot of those browsers left.
*
* Use this on any text input where angle chars are not valid or permitted
* They will be replaced with safer brackets. This may be filtered further
* if these are not allowed either.
*
* @param string $string Input string
* @return string Filtered string
*/
function notags($string) {
return(str_replace(array("<",">"), array('[',']'), $string));
// High-bit filter no longer used
// return(str_replace(array("<",">","\xBA","\xBC","\xBE"), array('[',']','','',''), $string));
}}
if(! function_exists('escape_tags')) {
/**
* use this on "body" or "content" input where angle chars shouldn't be removed,
* and allow them to be safely displayed.
* @param string $string
* @return string
*/
function escape_tags($string) {
return(htmlspecialchars($string, ENT_COMPAT, 'UTF-8', false));
}}
// generate a string that's random, but usually pronounceable.
// used to generate initial passwords
if(! function_exists('autoname')) {
/**
* generate a string that's random, but usually pronounceable.
* used to generate initial passwords
* @param int $len
* @return string
*/
function autoname($len) {
if($len <= 0)
return '';
$vowels = array('a','a','ai','au','e','e','e','ee','ea','i','ie','o','ou','u');
if(mt_rand(0,5) == 4)
$vowels[] = 'y';
$cons = array(
'b','bl','br',
'c','ch','cl','cr',
'd','dr',
'f','fl','fr',
'g','gh','gl','gr',
'h',
'j',
'k','kh','kl','kr',
'l',
'm',
'n',
'p','ph','pl','pr',
'qu',
'r','rh',
's','sc','sh','sm','sp','st',
't','th','tr',
'v',
'w','wh',
'x',
'z','zh'
);
$midcons = array('ck','ct','gn','ld','lf','lm','lt','mb','mm', 'mn','mp',
'nd','ng','nk','nt','rn','rp','rt');
$noend = array('bl', 'br', 'cl','cr','dr','fl','fr','gl','gr',
'kh', 'kl','kr','mn','pl','pr','rh','tr','qu','wh');
$start = mt_rand(0,2);
if($start == 0)
$table = $vowels;
else
$table = $cons;
$word = '';
for ($x = 0; $x < $len; $x ++) {
$r = mt_rand(0,count($table) - 1);
$word .= $table[$r];
if($table == $vowels)
$table = array_merge($cons,$midcons);
else
$table = $vowels;
}
$word = substr($word,0,$len);
foreach($noend as $noe) {
if((strlen($word) > 2) && (substr($word,-2) == $noe)) {
$word = substr($word,0,-1);
break;
}
}
if(substr($word,-1) == 'q')
$word = substr($word,0,-1);
return $word;
}}
// escape text ($str) for XML transport
// returns escaped text.
if(! function_exists('xmlify')) {
/**
* escape text ($str) for XML transport
* @param string $str
* @return string Escaped text.
*/
function xmlify($str) {
/* $buffer = '';
$len = mb_strlen($str);
for($x = 0; $x < $len; $x ++) {
$char = mb_substr($str,$x,1);
switch( $char ) {
case "\r" :
break;
case "&" :
$buffer .= '&';
break;
case "'" :
$buffer .= ''';
break;
case "\"" :
$buffer .= '"';
break;
case '<' :
$buffer .= '<';
break;
case '>' :
$buffer .= '>';
break;
case "\n" :
$buffer .= "\n";
break;
default :
$buffer .= $char;
break;
}
}*/
/*
$buffer = mb_ereg_replace("&", "&", $str);
$buffer = mb_ereg_replace("'", "'", $buffer);
$buffer = mb_ereg_replace('"', """, $buffer);
$buffer = mb_ereg_replace("<", "<", $buffer);
$buffer = mb_ereg_replace(">", ">", $buffer);
*/
$buffer = htmlspecialchars($str, ENT_QUOTES);
$buffer = trim($buffer);
return($buffer);
}}
if(! function_exists('unxmlify')) {
/**
* undo an xmlify
* @param string $s xml escaped text
* @return string unescaped text
*/
function unxmlify($s) {
// $ret = str_replace('&','&', $s);
// $ret = str_replace(array('<','>','"','''),array('<','>','"',"'"),$ret);
/*$ret = mb_ereg_replace('&', '&', $s);
$ret = mb_ereg_replace(''', "'", $ret);
$ret = mb_ereg_replace('"', '"', $ret);
$ret = mb_ereg_replace('<', "<", $ret);
$ret = mb_ereg_replace('>', ">", $ret);
*/
$ret = htmlspecialchars_decode($s, ENT_QUOTES);
return $ret;
}}
if(! function_exists('hex2bin')) {
/**
* convenience wrapper, reverse the operation "bin2hex"
* @param string $s
* @return number
*/
function hex2bin($s) {
if(! (is_string($s) && strlen($s)))
return '';
if(! ctype_xdigit($s)) {
return($s);
}
return(pack("H*",$s));
}}
if(! function_exists('paginate_data')) {
/**
* Automatica pagination data.
*
* @param App $a App instance
* @param int $count [optional] item count (used with alt pager)
* @return Array data for pagination template
*/
function paginate_data(&$a, $count=null) {
$stripped = preg_replace('/(&page=[0-9]*)/','',$a->query_string);
$stripped = str_replace('q=','',$stripped);
$stripped = trim($stripped,'/');
$pagenum = $a->pager['page'];
if (($a->page_offset != "") AND !strstr($stripped, "&offset="))
$stripped .= "&offset=".urlencode($a->page_offset);
if (!strpos($stripped, "?")) {
if ($pos = strpos($stripped, "&"))
$stripped = substr($stripped, 0, $pos)."?".substr($stripped, $pos + 1);
}
$url = $a->get_baseurl() . '/' . $stripped;
$data = array();
function _l(&$d, $name, $url, $text, $class="") {
$d[$name] = array('url'=>$url, 'text'=>$text, 'class'=>$class);
}
if (!is_null($count)){
// alt pager
if($a->pager['page']>1)
_l($data, "prev", $url.'&page='.($a->pager['page'] - 1), t('newer'));
if($count>0)
_l($data, "next", $url.'&page='.($a->pager['page'] + 1), t('older'));
} else {
// full pager
if($a->pager['total'] > $a->pager['itemspage']) {
if($a->pager['page'] != 1)
_l($data, "prev", $url.'&page='.($a->pager['page'] - 1), t('prev'));
_l($data, "first", $url."&page=1", t('first'));
$numpages = $a->pager['total'] / $a->pager['itemspage'];
$numstart = 1;
$numstop = $numpages;
if($numpages > 14) {
$numstart = (($pagenum > 7) ? ($pagenum - 7) : 1);
$numstop = (($pagenum > ($numpages - 7)) ? $numpages : ($numstart + 14));
}
$pages = array();
for($i = $numstart; $i <= $numstop; $i++){
if($i == $a->pager['page'])
_l($pages, $i, "#", $i, "current");
else
_l($pages, $i, $url."&page=$i", $i, "n");
}
if(($a->pager['total'] % $a->pager['itemspage']) != 0) {
if($i == $a->pager['page'])
_l($pages, $i, "#", $i, "current");
else
_l($pages, $i, $url."&page=$i", $i, "n");
}
$data['pages'] = $pages;
$lastpage = (($numpages > intval($numpages)) ? intval($numpages)+1 : $numpages);
_l($data, "last", $url."&page=$lastpage", t('last'));
if(($a->pager['total'] - ($a->pager['itemspage'] * $a->pager['page'])) > 0)
_l($data, "next", $url."&page=".($a->pager['page'] + 1), t('next'));
}
}
return $data;
}}
if(! function_exists('paginate')) {
/**
* Automatic pagination.
*
* To use, get the count of total items.
* Then call $a->set_pager_total($number_items);
* Optionally call $a->set_pager_itemspage($n) to the number of items to display on each page
* Then call paginate($a) after the end of the display loop to insert the pager block on the page
* (assuming there are enough items to paginate).
* When using with SQL, the setting LIMIT %d, %d => $a->pager['start'],$a->pager['itemspage']
* will limit the results to the correct items for the current page.
* The actual page handling is then accomplished at the application layer.
*
* @param App $a App instance
* @return string html for pagination #FIXME remove html
*/
function paginate(&$a) {
$data = paginate_data($a);
$tpl = get_markup_template("paginate.tpl");
return replace_macros($tpl, array("pager" => $data));
}}
if(! function_exists('alt_pager')) {
/**
* Alternative pager
* @param App $a App instance
* @param int $i
* @return string html for pagination #FIXME remove html
*/
function alt_pager(&$a, $i) {
$data = paginate_data($a, $i);
$tpl = get_markup_template("paginate.tpl");
return replace_macros($tpl, array('pager' => $data));
}}
if(! function_exists('expand_acl')) {
/**
* Turn user/group ACLs stored as angle bracketed text into arrays
*
* @param string $s
* @return array
*/
function expand_acl($s) {
// turn string array of angle-bracketed elements into numeric array
// e.g. "<1><2><3>" => array(1,2,3);
$ret = array();
if(strlen($s)) {
$t = str_replace('<','',$s);
$a = explode('>',$t);
foreach($a as $aa) {
if(intval($aa))
$ret[] = intval($aa);
}
}
return $ret;
}}
if(! function_exists('sanitise_acl')) {
/**
* Wrap ACL elements in angle brackets for storage
* @param string $item
*/
function sanitise_acl(&$item) {
if(intval($item))
$item = '<' . intval(notags(trim($item))) . '>';
else
unset($item);
}}
if(! function_exists('perms2str')) {
/**
* Convert an ACL array to a storable string
*
* Normally ACL permissions will be an array.
* We'll also allow a comma-separated string.
*
* @param string|array $p
* @return string
*/
function perms2str($p) {
$ret = '';
if(is_array($p))
$tmp = $p;
else
$tmp = explode(',',$p);
if(is_array($tmp)) {
array_walk($tmp,'sanitise_acl');
$ret = implode('',$tmp);
}
return $ret;
}}
if(! function_exists('item_new_uri')) {
/**
* generate a guaranteed unique (for this domain) item ID for ATOM
* safe from birthday paradox
*
* @param string $hostname
* @param int $uid
* @return string
*/
function item_new_uri($hostname,$uid) {
do {
$dups = false;
$hash = random_string();
$uri = "urn:X-dfrn:" . $hostname . ':' . $uid . ':' . $hash;
$r = q("SELECT `id` FROM `item` WHERE `uri` = '%s' LIMIT 1",
dbesc($uri));
if(count($r))
$dups = true;
} while($dups == true);
return $uri;
}}
// Generate a guaranteed unique photo ID.
// safe from birthday paradox
if(! function_exists('photo_new_resource')) {
/**
* Generate a guaranteed unique photo ID.
* safe from birthday paradox
*
* @return string
*/
function photo_new_resource() {
do {
$found = false;
$resource = hash('md5',uniqid(mt_rand(),true));
$r = q("SELECT `id` FROM `photo` WHERE `resource-id` = '%s' LIMIT 1",
dbesc($resource)
);
if(count($r))
$found = true;
} while($found == true);
return $resource;
}}
if(! function_exists('load_view_file')) {
/**
* @deprecated
* wrapper to load a view template, checking for alternate
* languages before falling back to the default
*
* @global string $lang
* @global App $a
* @param string $s view name
* @return string
*/
function load_view_file($s) {
global $lang, $a;
if(! isset($lang))
$lang = 'en';
$b = basename($s);
$d = dirname($s);
if(file_exists("$d/$lang/$b")) {
$stamp1 = microtime(true);
$content = file_get_contents("$d/$lang/$b");
$a->save_timestamp($stamp1, "file");
return $content;
}
$theme = current_theme();
if(file_exists("$d/theme/$theme/$b")) {
$stamp1 = microtime(true);
$content = file_get_contents("$d/theme/$theme/$b");
$a->save_timestamp($stamp1, "file");
return $content;
}
$stamp1 = microtime(true);
$content = file_get_contents($s);
$a->save_timestamp($stamp1, "file");
return $content;
}}
if(! function_exists('get_intltext_template')) {
/**
* load a view template, checking for alternate
* languages before falling back to the default
*
* @global string $lang
* @param string $s view path
* @return string
*/
function get_intltext_template($s) {
global $lang;
$a = get_app();
$engine = '';
if($a->theme['template_engine'] === 'smarty3')
$engine = "/smarty3";
if(! isset($lang))
$lang = 'en';
if(file_exists("view/$lang$engine/$s")) {
$stamp1 = microtime(true);
$content = file_get_contents("view/$lang$engine/$s");
$a->save_timestamp($stamp1, "file");
return $content;
} elseif(file_exists("view/en$engine/$s")) {
$stamp1 = microtime(true);
$content = file_get_contents("view/en$engine/$s");
$a->save_timestamp($stamp1, "file");
return $content;
} else {
$stamp1 = microtime(true);
$content = file_get_contents("view$engine/$s");
$a->save_timestamp($stamp1, "file");
return $content;
}
}}
if(! function_exists('get_markup_template')) {
/**
* load template $s
*
* @param string $s
* @param string $root
* @return string
*/
function get_markup_template($s, $root = '') {
$stamp1 = microtime(true);
$a = get_app();
$t = $a->template_engine();
try {
$template = $t->get_template_file($s, $root);
} catch (Exception $e) {
echo "".__function__.": ".$e->getMessage()."
"; killme();
}
$a->save_timestamp($stamp1, "file");
return $template;
}}
if(! function_exists("get_template_file")) {
/**
*
* @param App $a
* @param string $filename
* @param string $root
* @return string
*/
function get_template_file($a, $filename, $root = '') {
$theme = current_theme();
// Make sure $root ends with a slash /
if($root !== '' && $root[strlen($root)-1] !== '/')
$root = $root . '/';
if(file_exists("{$root}view/theme/$theme/$filename"))
$template_file = "{$root}view/theme/$theme/$filename";
elseif (x($a->theme_info,"extends") && file_exists("{$root}view/theme/{$a->theme_info["extends"]}/$filename"))
$template_file = "{$root}view/theme/{$a->theme_info["extends"]}/$filename";
elseif (file_exists("{$root}/$filename"))
$template_file = "{$root}/$filename";
else
$template_file = "{$root}view/$filename";
return $template_file;
}}
if(! function_exists('attribute_contains')) {
/**
* for html,xml parsing - let's say you've got
* an attribute foobar="class1 class2 class3"
* and you want to find out if it contains 'class3'.
* you can't use a normal sub string search because you
* might match 'notclass3' and a regex to do the job is
* possible but a bit complicated.
* pass the attribute string as $attr and the attribute you
* are looking for as $s - returns true if found, otherwise false
*
* @param string $attr attribute value
* @param string $s string to search
* @return boolean True if found, False otherwise
*/
function attribute_contains($attr,$s) {
$a = explode(' ', $attr);
if(count($a) && in_array($s,$a))
return true;
return false;
}}
if(! function_exists('logger')) {
/* setup int->string log level map */
$LOGGER_LEVELS = array();
/**
* log levels:
* LOGGER_NORMAL (default)
* LOGGER_TRACE
* LOGGER_DEBUG
* LOGGER_DATA
* LOGGER_ALL
*
* @global App $a
* @global dba $db
* @param string $msg
* @param int $level
*/
function logger($msg,$level = 0) {
// turn off logger in install mode
global $a;
global $db;
global $LOGGER_LEVELS;
if(($a->module == 'install') || (! ($db && $db->connected))) return;
if (count($LOGGER_LEVEL)==0){
foreach (get_defined_constants() as $k=>$v){
if (substr($k,0,7)=="LOGGER_") $LOGGER_LEVELS[$v] = substr($k,7,7);
}
}
$debugging = get_config('system','debugging');
$loglevel = intval(get_config('system','loglevel'));
$logfile = get_config('system','logfile');
if((! $debugging) || (! $logfile) || ($level > $loglevel))
return;
$callers = debug_backtrace();
$logline = sprintf("%s@%s\t[%s]:%s:%s:%s\t%s\n",
datetime_convert(),
session_id(),
$LOGGER_LEVELS[$level],
basename($callers[0]['file']),
$callers[0]['line'],
$callers[1]['function'],
$msg
);
$stamp1 = microtime(true);
@file_put_contents($logfile, $logline, FILE_APPEND);
$a->save_timestamp($stamp1, "file");
return;
}}
if(! function_exists('activity_match')) {
/**
* Compare activity uri. Knows about activity namespace.
*
* @param string $haystack
* @param string $needle
* @return boolean
*/
function activity_match($haystack,$needle) {
if(($haystack === $needle) || ((basename($needle) === $haystack) && strstr($needle,NAMESPACE_ACTIVITY_SCHEMA)))
return true;
return false;
}}
if(! function_exists('get_tags')) {
/**
* Pull out all #hashtags and @person tags from $s;
* We also get @person@domain.com - which would make
* the regex quite complicated as tags can also
* end a sentence. So we'll run through our results
* and strip the period from any tags which end with one.
* Returns array of tags found, or empty array.
*
* @param string $s
* @return array
*/
function get_tags($s) {
$ret = array();
// ignore anything in a code block
$s = preg_replace('/\[code\](.*?)\[\/code\]/sm','',$s);
// Force line feeds at bbtags
$s = str_replace(array("[", "]"), array("\n[", "]\n"), $s);
// ignore anything in a bbtag
$s = preg_replace('/\[(.*?)\]/sm','',$s);
// Match full names against @tags including the space between first and last
// We will look these up afterward to see if they are full names or not recognisable.
if(preg_match_all('/(@[^ \x0D\x0A,:?]+ [^ \x0D\x0A@,:?]+)([ \x0D\x0A@,:?]|$)/',$s,$match)) {
foreach($match[1] as $mtch) {
if(strstr($mtch,"]")) {
// we might be inside a bbcode color tag - leave it alone
continue;
}
if(substr($mtch,-1,1) === '.')
$ret[] = substr($mtch,0,-1);
else
$ret[] = $mtch;
}
}
// Otherwise pull out single word tags. These can be @nickname, @first_last
// and #hash tags.
if(preg_match_all('/([!#@][^ \x0D\x0A,;:?]+)([ \x0D\x0A,;:?]|$)/',$s,$match)) {
foreach($match[1] as $mtch) {
if(strstr($mtch,"]")) {
// we might be inside a bbcode color tag - leave it alone
continue;
}
if(substr($mtch,-1,1) === '.')
$mtch = substr($mtch,0,-1);
// ignore strictly numeric tags like #1
if((strpos($mtch,'#') === 0) && ctype_digit(substr($mtch,1)))
continue;
// try not to catch url fragments
if(strpos($s,$mtch) && preg_match('/[a-zA-z0-9\/]/',substr($s,strpos($s,$mtch)-1,1)))
continue;
$ret[] = $mtch;
}
}
return $ret;
}}
//
if(! function_exists('qp')) {
/**
* quick and dirty quoted_printable encoding
*
* @param string $s
* @return string
*/
function qp($s) {
return str_replace ("%","=",rawurlencode($s));
}}
if(! function_exists('get_mentions')) {
/**
* @param array $item
* @return string html for mentions #FIXME: remove html
*/
function get_mentions($item) {
$o = '';
if(! strlen($item['tag']))
return $o;
$arr = explode(',',$item['tag']);
foreach($arr as $x) {
$matches = null;
if(preg_match('/@\[url=([^\]]*)\]/',$x,$matches)) {
$o .= "\t\t" . '' . "\r\n";
$o .= "\t\t" . '' . "\r\n";
}
}
return $o;
}}
if(! function_exists('contact_block')) {
/**
* Get html for contact block.
*
* @template contact_block.tpl
* @hook contact_block_end (contacts=>array, output=>string)
* @return string
*/
function contact_block() {
$o = '';
$a = get_app();
$shown = get_pconfig($a->profile['uid'],'system','display_friend_count');
if($shown === false)
$shown = 24;
if($shown == 0)
return;
if((! is_array($a->profile)) || ($a->profile['hide-friends']))
return $o;
$r = q("SELECT COUNT(*) AS `total` FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0 AND `archive` = 0",
intval($a->profile['uid'])
);
if(count($r)) {
$total = intval($r[0]['total']);
}
if(! $total) {
$contacts = t('No contacts');
$micropro = Null;
} else {
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `self` = 0 AND `blocked` = 0 and `pending` = 0 AND `hidden` = 0 AND `archive` = 0 ORDER BY RAND() LIMIT %d",
intval($a->profile['uid']),
intval($shown)
);
if(count($r)) {
$contacts = sprintf( tt('%d Contact','%d Contacts', $total),$total);
$micropro = Array();
foreach($r as $rr) {
$micropro[] = micropro($rr,true,'mpfriend');
}
}
}
$tpl = get_markup_template('contact_block.tpl');
$o = replace_macros($tpl, array(
'$contacts' => $contacts,
'$nickname' => $a->profile['nickname'],
'$viewcontacts' => t('View Contacts'),
'$micropro' => $micropro,
));
$arr = array('contacts' => $r, 'output' => $o);
call_hooks('contact_block_end', $arr);
return $o;
}}
if(! function_exists('micropro')) {
/**
*
* @param array $contact
* @param boolean $redirect
* @param string $class
* @param boolean $textmode
* @return string #FIXME: remove html
*/
function micropro($contact, $redirect = false, $class = '', $textmode = false) {
if($class)
$class = ' ' . $class;
$url = $contact['url'];
$sparkle = '';
$redir = false;
if($redirect) {
$a = get_app();
$redirect_url = $a->get_baseurl() . '/redir/' . $contact['id'];
if(local_user() && ($contact['uid'] == local_user()) && ($contact['network'] === 'dfrn')) {
$redir = true;
$url = $redirect_url;
$sparkle = ' sparkle';
}
else
$url = zrl($url);
}
$click = ((x($contact,'click')) ? ' onclick="' . $contact['click'] . '" ' : '');
if($click)
$url = '';
if($textmode) {
return '' . "\r\n";
}
else {
return '' . "\r\n";
}
}}
if(! function_exists('search')) {
/**
* search box
*
* @param string $s search query
* @param string $id html id
* @param string $url search url
* @param boolean $save show save search button
* @return string html for search box #FIXME: remove html
*/
function search($s,$id='search-box',$url='/search',$save = false) {
$a = get_app();
$o = '';
$o .= '
';
return $o;
}}
if(! function_exists('valid_email')) {
/**
* Check if $x is a valid email string
*
* @param string $x
* @return boolean
*/
function valid_email($x){
if(get_config('system','disable_email_validation'))
return true;
if(preg_match('/^[_a-zA-Z0-9\-\+]+(\.[_a-zA-Z0-9\-\+]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)+$/',$x))
return true;
return false;
}}
if(! function_exists('linkify')) {
/**
* Replace naked text hyperlink with HTML formatted hyperlink
*
* @param string $s
*/
function linkify($s) {
$s = preg_replace("/(https?\:\/\/[a-zA-Z0-9\:\/\-\?\&\;\.\=\_\~\#\'\%\$\!\+]*)/", ' $1', $s);
$s = preg_replace("/\<(.*?)(src|href)=(.*?)\&\;(.*?)\>/ism",'<$1$2=$3&$4>',$s);
return($s);
}}
/**
* Load poke verbs
*
* @return array index is present tense verb
value is array containing past tense verb, translation of present, translation of past
* @hook poke_verbs pokes array
*/
function get_poke_verbs() {
// index is present tense verb
// value is array containing past tense verb, translation of present, translation of past
$arr = array(
'poke' => array( 'poked', t('poke'), t('poked')),
'ping' => array( 'pinged', t('ping'), t('pinged')),
'prod' => array( 'prodded', t('prod'), t('prodded')),
'slap' => array( 'slapped', t('slap'), t('slapped')),
'finger' => array( 'fingered', t('finger'), t('fingered')),
'rebuff' => array( 'rebuffed', t('rebuff'), t('rebuffed')),
);
call_hooks('poke_verbs', $arr);
return $arr;
}
/**
* Load moods
* @return array index is mood, value is translated mood
* @hook mood_verbs moods array
*/
function get_mood_verbs() {
$arr = array(
'happy' => t('happy'),
'sad' => t('sad'),
'mellow' => t('mellow'),
'tired' => t('tired'),
'perky' => t('perky'),
'angry' => t('angry'),
'stupefied' => t('stupified'),
'puzzled' => t('puzzled'),
'interested' => t('interested'),
'bitter' => t('bitter'),
'cheerful' => t('cheerful'),
'alive' => t('alive'),
'annoyed' => t('annoyed'),
'anxious' => t('anxious'),
'cranky' => t('cranky'),
'disturbed' => t('disturbed'),
'frustrated' => t('frustrated'),
'motivated' => t('motivated'),
'relaxed' => t('relaxed'),
'surprised' => t('surprised'),
);
call_hooks('mood_verbs', $arr);
return $arr;
}
if(! function_exists('smilies')) {
/**
* Replaces text emoticons with graphical images
*
* It is expected that this function will be called using HTML text.
* We will escape text between HTML pre and code blocks from being
* processed.
*
* At a higher level, the bbcode [nosmile] tag can be used to prevent this
* function from being executed by the prepare_text() routine when preparing
* bbcode source for HTML display
*
* @param string $s
* @param boolean $sample
* @return string
* @hook smilie ('texts' => smilies texts array, 'icons' => smilies html array, 'string' => $s)
*/
function smilies($s, $sample = false) {
$a = get_app();
if(intval(get_config('system','no_smilies'))
|| (local_user() && intval(get_pconfig(local_user(),'system','no_smilies'))))
return $s;
$s = preg_replace_callback('/(.*?)<\/pre>/ism','smile_encode',$s);
$s = preg_replace_callback('/(.*?)<\/code>/ism','smile_encode',$s);
$texts = array(
'<3',
'</3',
'<\\3',
':-)',
';-)',
':-(',
':-P',
':-p',
':-"',
':-"',
':-x',
':-X',
':-D',
'8-|',
'8-O',
':-O',
'\\o/',
'o.O',
'O.o',
'o_O',
'O_o',
":'(",
":-!",
":-/",
":-[",
"8-)",
':beer',
':homebrew',
':coffee',
':facepalm',
':like',
':dislike',
'~friendica',
'red#'
);
$icons = array(
' . '/images/smiley-heart.gif)
',
' . '/images/smiley-brokenheart.gif)
',
'',
' . '/images/smiley-smile.gif)
',
' . '/images/smiley-wink.gif)
',
' . '/images/smiley-frown.gif)
',
' . '/images/smiley-tongue-out.gif)
',
'',
' . '/images/smiley-kiss.gif)
',
'',
'',
'',
' . '/images/smiley-laughing.gif)
',
' . '/images/smiley-surprised.gif)
',
'',
'',
' . '/images/smiley-thumbsup.gif)
',
' . '/images/smiley-Oo.gif)
',
'',
'',
'',
' . '/images/smiley-cry.gif)
',
' . '/images/smiley-foot-in-mouth.gif)
',
' . '/images/smiley-undecided.gif)
',
' . '/images/smiley-embarassed.gif)
',
' . '/images/smiley-cool.gif)
',
' . '/images/beer_mug.gif)
',
'',
' . '/images/coffee.gif)
',
' . '/images/smiley-facepalm.gif)
',
' . '/images/like.gif)
',
' . '/images/dislike.gif)
',
'~friendica  . '/images/friendica-16.png)
',
'red  . '/images/rhash-16.png)
'
);
$params = array('texts' => $texts, 'icons' => $icons, 'string' => $s);
call_hooks('smilie', $params);
if($sample) {
$s = '';
for($x = 0; $x < count($params['texts']); $x ++) {
$s .= '
- ' . $params['texts'][$x] . '
- ' . $params['icons'][$x] . '
';
}
}
else {
$params['string'] = preg_replace_callback('/<(3+)/','preg_heart',$params['string']);
$s = str_replace($params['texts'],$params['icons'],$params['string']);
}
$s = preg_replace_callback('/
(.*?)<\/pre>/ism','smile_decode',$s);
$s = preg_replace_callback('/(.*?)<\/code>/ism','smile_decode',$s);
return $s;
}}
function smile_encode($m) {
return(str_replace($m[1],base64url_encode($m[1]),$m[0]));
}
function smile_decode($m) {
return(str_replace($m[1],base64url_decode($m[1]),$m[0]));
}
/**
* expand <3333 to the correct number of hearts
*
* @param string $x
* @return string
*/
function preg_heart($x) {
$a = get_app();
if(strlen($x[1]) == 1)
return $x[0];
$t = '';
for($cnt = 0; $cnt < strlen($x[1]); $cnt ++)
$t .= '';
$r = str_replace($x[0],$t,$x[0]);
return $r;
}
if(! function_exists('day_translate')) {
/**
* Translate days and months names
*
* @param string $s
* @return string
*/
function day_translate($s) {
$ret = str_replace(array('Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday'),
array( t('Monday'), t('Tuesday'), t('Wednesday'), t('Thursday'), t('Friday'), t('Saturday'), t('Sunday')),
$s);
$ret = str_replace(array('January','February','March','April','May','June','July','August','September','October','November','December'),
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')),
$ret);
return $ret;
}}
if(! function_exists('normalise_link')) {
/**
* Normalize url
*
* @param string $url
* @return string
*/
function normalise_link($url) {
$ret = str_replace(array('https:','//www.'), array('http:','//'), $url);
return(rtrim($ret,'/'));
}}
if(! function_exists('link_compare')) {
/**
* Compare two URLs to see if they are the same, but ignore
* slight but hopefully insignificant differences such as if one
* is https and the other isn't, or if one is www.something and
* the other isn't - and also ignore case differences.
*
* @param string $a first url
* @param string $b second url
* @return boolean True if the URLs match, otherwise False
*
*/
function link_compare($a,$b) {
if(strcasecmp(normalise_link($a),normalise_link($b)) === 0)
return true;
return false;
}}
if(! function_exists('redir_private_images')) {
/**
* Find any non-embedded images in private items and add redir links to them
*
* @param App $a
* @param array $item
*/
function redir_private_images($a, &$item) {
$matches = false;
$cnt = preg_match_all('|\[img\](http[^\[]*?/photo/[a-fA-F0-9]+?(-[0-9]\.[\w]+?)?)\[\/img\]|', $item['body'], $matches, PREG_SET_ORDER);
if($cnt) {
//logger("redir_private_images: matches = " . print_r($matches, true));
foreach($matches as $mtch) {
if(strpos($mtch[1], '/redir') !== false)
continue;
if((local_user() == $item['uid']) && ($item['private'] != 0) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN)) {
//logger("redir_private_images: redir");
$img_url = $a->get_baseurl() . '/redir?f=1&quiet=1&url=' . $mtch[1] . '&conurl=' . $item['author-link'];
$item['body'] = str_replace($mtch[0], "[img]".$img_url."[/img]", $item['body']);
}
}
}
}}
// Given an item array, convert the body element from bbcode to html and add smilie icons.
// If attach is true, also add icons for item attachments
if(! function_exists('prepare_body')) {
/**
* Given an item array, convert the body element from bbcode to html and add smilie icons.
* If attach is true, also add icons for item attachments
*
* @param array $item
* @param boolean $attach
* @return string item body html
* @hook prepare_body_init item array before any work
* @hook prepare_body ('item'=>item array, 'html'=>body string) after first bbcode to html
* @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author)
*/
function prepare_body(&$item,$attach = false, $preview = false) {
$a = get_app();
call_hooks('prepare_body_init', $item);
$searchpath = $a->get_baseurl()."/search?tag=";
$tags=array();
$hashtags = array();
$mentions = array();
if (!get_config('system','suppress_tags')) {
$taglist = q("SELECT `type`, `term`, `url` FROM `term` WHERE `otype` = %d AND `oid` = %d AND `type` IN (%d, %d) ORDER BY `tid`",
intval(TERM_OBJ_POST), intval($item['id']), intval(TERM_HASHTAG), intval(TERM_MENTION));
foreach($taglist as $tag) {
if ($tag["url"] == "")
$tag["url"] = $searchpath.strtolower($tag["term"]);
if ($tag["type"] == TERM_HASHTAG) {
$hashtags[] = "#".$tag["term"]."";
$prefix = "#";
} elseif ($tag["type"] == TERM_MENTION) {
$mentions[] = "@".$tag["term"]."";
$prefix = "@";
}
$tags[] = $prefix."".$tag["term"]."";
}
}
$item['tags'] = $tags;
$item['hashtags'] = $hashtags;
$item['mentions'] = $mentions;
//$cachefile = get_cachefile($item["guid"]."-".strtotime($item["edited"])."-".hash("crc32", $item['body']));
$cachefile = get_cachefile($item["guid"]."-".hash("md5", $item['body']));
if (($cachefile != '')) {
if (file_exists($cachefile)) {
$stamp1 = microtime(true);
$s = file_get_contents($cachefile);
$a->save_timestamp($stamp1, "file");
} else {
redir_private_images($a, $item);
$s = prepare_text($item['body']);
$stamp1 = microtime(true);
file_put_contents($cachefile, $s);
$a->save_timestamp($stamp1, "file");
logger('prepare_body: put item '.$item["id"].' into cachefile '.$cachefile);
}
} else {
redir_private_images($a, $item);
$s = prepare_text($item['body']);
}
$prep_arr = array('item' => $item, 'html' => $s, 'preview' => $preview);
call_hooks('prepare_body', $prep_arr);
$s = $prep_arr['html'];
if(! $attach) {
// Replace the blockquotes with quotes that are used in mails
$mailquote = '';
$s = str_replace(array('', '', ''), array($mailquote, $mailquote, $mailquote), $s);
return $s;
}
$as = '';
$vhead = false;
$arr = explode('[/attach],',$item['attach']);
if(count($arr)) {
$as .= '';
foreach($arr as $r) {
$matches = false;
$icon = '';
$cnt = preg_match_all('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches, PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$mime = $mtch[3];
if((local_user() == $item['uid']) && ($item['contact-id'] != $a->contact['id']) && ($item['network'] == NETWORK_DFRN))
$the_url = $a->get_baseurl() . '/redir/' . $item['contact-id'] . '?f=1&url=' . $mtch[1];
else
$the_url = $mtch[1];
if(strpos($mime, 'video') !== false) {
if(!$vhead) {
$vhead = true;
$a->page['htmlhead'] .= replace_macros(get_markup_template('videos_head.tpl'), array(
'$baseurl' => $a->get_baseurl(),
));
$a->page['end'] .= replace_macros(get_markup_template('videos_end.tpl'), array(
'$baseurl' => $a->get_baseurl(),
));
}
$id = end(explode('/', $the_url));
$as .= replace_macros(get_markup_template('video_top.tpl'), array(
'$video' => array(
'id' => $id,
'title' => t('View Video'),
'src' => $the_url,
'mime' => $mime,
),
));
}
$filetype = strtolower(substr( $mime, 0, strpos($mime,'/') ));
if($filetype) {
$filesubtype = strtolower(substr( $mime, strpos($mime,'/') + 1 ));
$filesubtype = str_replace('.', '-', $filesubtype);
}
else {
$filetype = 'unkn';
$filesubtype = 'unkn';
}
$icon = '
';
/*$icontype = strtolower(substr($mtch[3],0,strpos($mtch[3],'/')));
switch($icontype) {
case 'video':
case 'audio':
case 'image':
case 'text':
$icon = '
';
break;
default:
$icon = '
';
break;
}*/
$title = ((strlen(trim($mtch[4]))) ? escape_tags(trim($mtch[4])) : escape_tags($mtch[1]));
$title .= ' ' . $mtch[2] . ' ' . t('bytes');
$as .= '
' . $icon . '';
}
}
}
$as .= '
';
// Remove line breaks before the spoiler
while ((strpos($s, "\n".$spoilersearch) !== false))
$s = str_replace("\n".$spoilersearch, $spoilersearch, $s);
while ((strpos($s, "
".$spoilersearch) !== false))
$s = str_replace("
".$spoilersearch, $spoilersearch, $s);
while ((strpos($s, $spoilersearch) !== false)) {
$pos = strpos($s, $spoilersearch);
$rnd = random_string(8);
$spoilerreplace = '
'.sprintf(t('Click to open/close')).''.
'';
$s = substr($s, 0, $pos).$spoilerreplace.substr($s, $pos+strlen($spoilersearch));
}
// Look for quote with author
$authorsearch = '';
while ((strpos($s, $authorsearch) !== false)) {
$pos = strpos($s, $authorsearch);
$rnd = random_string(8);
$authorreplace = '
'.sprintf(t('Click to open/close')).''.
'';
$s = substr($s, 0, $pos).$authorreplace.substr($s, $pos+strlen($authorsearch));
}
$prep_arr = array('item' => $item, 'html' => $s);
call_hooks('prepare_body_final', $prep_arr);
return $prep_arr['html'];
}}
if(! function_exists('prepare_text')) {
/**
* Given a text string, convert from bbcode to html and add smilie icons.
*
* @param string $text
* @return string
*/
function prepare_text($text) {
require_once('include/bbcode.php');
if(stristr($text,'[nosmile]'))
$s = bbcode($text);
else
$s = smilies(bbcode($text));
return $s;
}}
/**
* return array with details for categories and folders for an item
*
* @param array $item
* @return array
*
* [
* [ // categories array
* {
* 'name': 'category name',
* 'removeurl': 'url to remove this category',
* 'first': 'is the first in this array? true/false',
* 'last': 'is the last in this array? true/false',
* } ,
* ....
* ],
* [ //folders array
* {
* 'name': 'folder name',
* 'removeurl': 'url to remove this folder',
* 'first': 'is the first in this array? true/false',
* 'last': 'is the last in this array? true/false',
* } ,
* ....
* ]
* ]
*/
function get_cats_and_terms($item) {
$a = get_app();
$categories = array();
$folders = array();
$matches = false; $first = true;
$cnt = preg_match_all('/<(.*?)>/',$item['file'],$matches,PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$categories[] = array(
'name' => xmlify(file_tag_decode($mtch[1])),
'url' => "#",
'removeurl' => ((local_user() == $item['uid'])?$a->get_baseurl() . '/filerm/' . $item['id'] . '?f=&cat=' . xmlify(file_tag_decode($mtch[1])):""),
'first' => $first,
'last' => false
);
$first = false;
}
}
if (count($categories)) $categories[count($categories)-1]['last'] = true;
if(local_user() == $item['uid']) {
$matches = false; $first = true;
$cnt = preg_match_all('/\[(.*?)\]/',$item['file'],$matches,PREG_SET_ORDER);
if($cnt) {
foreach($matches as $mtch) {
$folders[] = array(
'name' => xmlify(file_tag_decode($mtch[1])),
'url' => "#",
'removeurl' => ((local_user() == $item['uid'])?$a->get_baseurl() . '/filerm/' . $item['id'] . '?f=&term=' . xmlify(file_tag_decode($mtch[1])):""),
'first' => $first,
'last' => false
);
$first = false;
}
}
}
if (count($folders)) $folders[count($folders)-1]['last'] = true;
return array($categories, $folders);
}
if(! function_exists('feed_hublinks')) {
/**
* return atom link elements for all of our hubs
* @return string hub link xml elements
*/
function feed_hublinks() {
$a = get_app();
$hub = get_config('system','huburl');
$hubxml = '';
if(strlen($hub)) {
$hubs = explode(',', $hub);
if(count($hubs)) {
foreach($hubs as $h) {
$h = trim($h);
if(! strlen($h))
continue;
if ($h === '[internal]')
$h = $a->get_baseurl() . '/pubsubhubbub';
$hubxml .= '' . "\n" ;
}
}
}
return $hubxml;
}}
if(! function_exists('feed_salmonlinks')) {
/**
* return atom link elements for salmon endpoints
* @param string $nick user nickname
* @return string salmon link xml elements
*/
function feed_salmonlinks($nick) {
$a = get_app();
$salmon = '' . "\n" ;
// old style links that status.net still needed as of 12/2010
$salmon .= ' ' . "\n" ;
$salmon .= ' ' . "\n" ;
return $salmon;
}}
if(! function_exists('get_plink')) {
/**
* get private link for item
* @param array $item
* @return boolean|array False if item has not plink, otherwise array('href'=>plink url, 'title'=>translated title)
*/
function get_plink($item) {
$a = get_app();
if ($a->user['nickname'] != "") {
$ret = array(
'href' => $a->get_baseurl()."/display/".$a->user['nickname']."/".$item['id'],
'title' => t('link to source'),
);
$ret["orig"] = $ret["href"];
if (x($item,'plink'))
$ret["href"] = $item['plink'];
} elseif (x($item,'plink') && ($item['private'] != 1))
$ret = array(
'href' => $item['plink'],
'orig' => $item['plink'],
'title' => t('link to source'),
);
else
$ret = array();
//if (x($item,'plink') && ($item['private'] != 1))
return($ret);
}}
if(! function_exists('unamp')) {
/**
* replace html amp entity with amp char
* @param string $s
* @return string
*/
function unamp($s) {
return str_replace('&', '&', $s);
}}
if(! function_exists('lang_selector')) {
/**
* get html for language selector
* @global string $lang
* @return string
* @template lang_selector.tpl
*/
function lang_selector() {
global $lang;
$langs = glob('view/*/strings.php');
$lang_options = array();
$selected = "";
if(is_array($langs) && count($langs)) {
$langs[] = '';
if(! in_array('view/en/strings.php',$langs))
$langs[] = 'view/en/';
asort($langs);
foreach($langs as $l) {
if($l == '') {
$lang_options[""] = t('default');
continue;
}
$ll = substr($l,5);
$ll = substr($ll,0,strrpos($ll,'/'));
$selected = (($ll === $lang && (x($_SESSION, 'language'))) ? $ll : $selected);
$lang_options[$ll]=$ll;
}
}
$tpl = get_markup_template("lang_selector.tpl");
$o = replace_macros($tpl, array(
'$title' => t('Select an alternate language'),
'$langs' => array($lang_options, $selected),
));
return $o;
}}
if(! function_exists('return_bytes')) {
/**
* return number of bytes in size (K, M, G)
* @param string $size_str
* @return number
*/
function return_bytes ($size_str) {
switch (substr ($size_str, -1))
{
case 'M': case 'm': return (int)$size_str * 1048576;
case 'K': case 'k': return (int)$size_str * 1024;
case 'G': case 'g': return (int)$size_str * 1073741824;
default: return $size_str;
}
}}
/**
* @return string
*/
function generate_user_guid() {
$found = true;
do {
$guid = random_string(16);
$x = q("SELECT `uid` FROM `user` WHERE `guid` = '%s' LIMIT 1",
dbesc($guid)
);
if(! count($x))
$found = false;
} while ($found == true );
return $guid;
}
/**
* @param string $s
* @param boolean $strip_padding
* @return string
*/
function base64url_encode($s, $strip_padding = false) {
$s = strtr(base64_encode($s),'+/','-_');
if($strip_padding)
$s = str_replace('=','',$s);
return $s;
}
/**
* @param string $s
* @return string
*/
function base64url_decode($s) {
if(is_array($s)) {
logger('base64url_decode: illegal input: ' . print_r(debug_backtrace(), true));
return $s;
}
/*
* // Placeholder for new rev of salmon which strips base64 padding.
* // PHP base64_decode handles the un-padded input without requiring this step
* // Uncomment if you find you need it.
*
* $l = strlen($s);
* if(! strpos($s,'=')) {
* $m = $l % 4;
* if($m == 2)
* $s .= '==';
* if($m == 3)
* $s .= '=';
* }
*
*/
return base64_decode(strtr($s,'-_','+/'));
}
if (!function_exists('str_getcsv')) {
/**
* Parse csv string
*
* @param string $input
* @param string $delimiter
* @param string $enclosure
* @param string $escape
* @param string $eol
* @return boolean|array False on error, otherwise array[row][column]
*/
function str_getcsv($input, $delimiter = ',', $enclosure = '"', $escape = '\\', $eol = '\n') {
if (is_string($input) && !empty($input)) {
$output = array();
$tmp = preg_split("/".$eol."/",$input);
if (is_array($tmp) && !empty($tmp)) {
while (list($line_num, $line) = each($tmp)) {
if (preg_match("/".$escape.$enclosure."/",$line)) {
while ($strlen = strlen($line)) {
$pos_delimiter = strpos($line,$delimiter);
$pos_enclosure_start = strpos($line,$enclosure);
if (
is_int($pos_delimiter) && is_int($pos_enclosure_start)
&& ($pos_enclosure_start < $pos_delimiter)
) {
$enclosed_str = substr($line,1);
$pos_enclosure_end = strpos($enclosed_str,$enclosure);
$enclosed_str = substr($enclosed_str,0,$pos_enclosure_end);
$output[$line_num][] = $enclosed_str;
$offset = $pos_enclosure_end+3;
} else {
if (empty($pos_delimiter) && empty($pos_enclosure_start)) {
$output[$line_num][] = substr($line,0);
$offset = strlen($line);
} else {
$output[$line_num][] = substr($line,0,$pos_delimiter);
$offset = (
!empty($pos_enclosure_start)
&& ($pos_enclosure_start < $pos_delimiter)
)
?$pos_enclosure_start
:$pos_delimiter+1;
}
}
$line = substr($line,$offset);
}
} else {
$line = preg_split("/".$delimiter."/",$line);
/*
* Validating against pesky extra line breaks creating false rows.
*/
if (is_array($line) && !empty($line[0])) {
$output[$line_num] = $line;
}
}
}
return $output;
} else {
return false;
}
} else {
return false;
}
}
}
/**
* return div element with class 'clear'
* @return string
* @deprecated
*/
function cleardiv() {
return '';
}
function bb_translate_video($s) {
$matches = null;
$r = preg_match_all("/\[video\](.*?)\[\/video\]/ism",$s,$matches,PREG_SET_ORDER);
if($r) {
foreach($matches as $mtch) {
if((stristr($mtch[1],'youtube')) || (stristr($mtch[1],'youtu.be')))
$s = str_replace($mtch[0],'[youtube]' . $mtch[1] . '[/youtube]',$s);
elseif(stristr($mtch[1],'vimeo'))
$s = str_replace($mtch[0],'[vimeo]' . $mtch[1] . '[/vimeo]',$s);
}
}
return $s;
}
function html2bb_video($s) {
$s = preg_replace('#]+>(.*?)https?://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+)(.*?)#ism',
'[youtube]$2[/youtube]', $s);
$s = preg_replace('#](.*?)https?://www.youtube.com/embed/([A-Za-z0-9\-_=]+)(.*?)#ism',
'[youtube]$2[/youtube]', $s);
$s = preg_replace('#](.*?)https?://player.vimeo.com/video/([0-9]+)(.*?)#ism',
'[vimeo]$2[/vimeo]', $s);
return $s;
}
/**
* apply xmlify() to all values of array $val, recursively
* @param array $val
* @return array
*/
function array_xmlify($val){
if (is_bool($val)) return $val?"true":"false";
if (is_array($val)) return array_map('array_xmlify', $val);
return xmlify((string) $val);
}
/**
* transorm link href and img src from relative to absolute
*
* @param string $text
* @param string $base base url
* @return string
*/
function reltoabs($text, $base)
{
if (empty($base))
return $text;
$base = rtrim($base,'/');
$base2 = $base . "/";
// Replace links
$pattern = "/]*) href=\"(?!http|https|\/)([^\"]*)\"/";
$replace = "','[',']'),array('%3c','%3e','%5b','%5d'),$s);
}
function file_tag_decode($s) {
return str_replace(array('%3c','%3e','%5b','%5d'),array('<','>','[',']'),$s);
}
function file_tag_file_query($table,$s,$type = 'file') {
if($type == 'file')
$str = preg_quote( '[' . str_replace('%','%%',file_tag_encode($s)) . ']' );
else
$str = preg_quote( '<' . str_replace('%','%%',file_tag_encode($s)) . '>' );
return " AND " . (($table) ? dbesc($table) . '.' : '') . "file regexp '" . dbesc($str) . "' ";
}
// ex. given music,video return