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<?php
/**
* BDThemes Shortcode Ultimate
*
* @package Shortcode Ultimate Joomla 3.0
* @subpackage BDThemes Schortcodes
* @copyright Copyright (C) 2011-2014 BDThemes Ltd. All rights reserved.
* @license http://www.gnu.org/licenses/gpl-3.0.html GNU/GPL
* @author BDThemes
* @author url http://bdthemes.com
* Special thanks to Vladimir Anokhin who permit us to make this plugin like his shortcode ultimate wordpress plugin.
*/
// no direct access
defined( '_JEXEC' ) or die( 'Restricted access' );
if(!defined('DS')) define('DS', DIRECTORY_SEPARATOR);
$shortcode_tags = array();
function su_add_shortcode($tag, $func) {
global $shortcode_tags;
if ( is_callable($func) )
$shortcode_tags[$tag] = $func;
}
function su_remove_shortcode($tag) {
global $shortcode_tags;
unset($shortcode_tags[$tag]);
}
function su_remove_all_shortcodes() {
global $shortcode_tags;
$shortcode_tags = array();
}
function su_do_shortcode($content) {
global $shortcode_tags;
if (empty($shortcode_tags) || !is_array($shortcode_tags))
return $content;
$pattern = su_get_shortcode_regex();
return preg_replace_callback('/'.$pattern.'/s', 'su_do_shortcode_tag', $content);
}
/**
* Custom do_shortcode function for nested shortcodes
*
* @param string $content Shortcode content
* @param string $pre First shortcode letter
*
* @return string Formatted content
*/
function has_child_shortcode( $content, $pre ) {
if ( strpos( $content, '[_' ) !== false )
$content = preg_replace( '@(\[_*)_(' . $pre . '|/)@', "$1$2", $content );
return su_do_shortcode( $content );
}
function su_get_shortcode_regex() {
global $shortcode_tags;
$tagnames = array_keys($shortcode_tags);
$tagregexp = join( '|', array_map('preg_quote', $tagnames) );
return '(.?)\[('.$tagregexp.')\b(.*?)(?:(\/))?\](?:(.+?)\[\/\2\])?(.?)';
}
function su_do_shortcode_tag( $m ) {
global $shortcode_tags;
// allow [[foo]] syntax for escaping a tag
if ( $m[1] == '[' && $m[6] == ']' ) {
return substr($m[0], 1, -1);
}
$tag = $m[2];
$attr = su_shortcode_parse_atts( $m[3] );
if ( isset( $m[5] ) ) {
// enclosing tag - extra parameter
return $m[1] . call_user_func( $shortcode_tags[$tag], $attr, $m[5], $tag ) . $m[6];
} else {
// self-closing tag
return $m[1] . call_user_func( $shortcode_tags[$tag], $attr, NULL, $tag ) . $m[6];
}
}
/**
* Shortcode Attributes perser
*/
function su_shortcode_parse_atts($text) {
$atts = array();
$pattern = '/(\w+)\s*=\s*"([^"]*)"(?:\s|$)|(\w+)\s*=\s*\'([^\']*)\'(?:\s|$)|(\w+)\s*=\s*([^\s\'"]+)(?:\s|$)|"([^"]*)"(?:\s|$)|(\S+)(?:\s|$)/';
$text = preg_replace("/[\x{00a0}\x{200b}]+/u", " ", $text);
if ( preg_match_all($pattern, $text, $match, PREG_SET_ORDER) ) {
foreach ($match as $m) {
if (!empty($m[1]))
$atts[strtolower($m[1])] = stripcslashes($m[2]);
elseif (!empty($m[3]))
$atts[strtolower($m[3])] = stripcslashes($m[4]);
elseif (!empty($m[5]))
$atts[strtolower($m[5])] = stripcslashes($m[6]);
elseif (isset($m[7]) and strlen($m[7]))
$atts[] = stripcslashes($m[7]);
elseif (isset($m[8]))
$atts[] = stripcslashes($m[8]);
}
} else {
$atts = ltrim($text);
}
return $atts;
}
function su_shortcode_atts($pairs, $atts) {
$atts = (array)$atts;
$out = array();
foreach($pairs as $name => $default) {
if ( array_key_exists($name, $atts) )
$out[$name] = $atts[$name];
else
$out[$name] = $default;
}
return $out;
}
/**
* If you need to remove shortcode
*/
function su_strip_shortcodes( $content ) {
global $shortcode_tags;
if (empty($shortcode_tags) || !is_array($shortcode_tags))
return $content;
$pattern = get_shortcode_regex();
return preg_replace('/'.$pattern.'/s', '$1$6', $content);
}
/*
* Shortcode paragraph fixer
*/
function su_fixshortcode($content){
//remove invalid p
$content = preg_replace('#^<\/p>|<p>$#', '', trim($content));
//fix line shortcode
$content = preg_replace('#<p>\n<div class="line top #', '<div class="line top ', trim($content));
$content = preg_replace('#<p>\n<div class="line"><span class="top">[top]</span></div>\n</p>#', '<div class="line"><span class="top">[top]</span></div>', trim($content));
$content = preg_replace('#<p>\n<div class="line"></div>\n</p>#', '<div class="line"></div>', trim($content));
$content = preg_replace('#<p>\n<div class="line">#', '<div class="line">', trim($content));
$content = preg_replace('#<p>\n<div class="line">#', '<div class="line">', trim($content));
return $content;
}
/**
* Shortcode automatic paragraph
* @param string $pee get all shortcode
* @return string fixed paragraph and return all.
*/
function su_shortcode_unautop($pee) {
global $shortcode_tags;
if ( !empty($shortcode_tags) && is_array($shortcode_tags) ) {
$tagnames = array_keys($shortcode_tags);
$tagregexp = join( '|', array_map('preg_quote', $tagnames) );
$pee = preg_replace('/<p>\\s*?(\\[(' . $tagregexp . ')\\b.*?\\/?\\](?:.+?\\[\\/\\2\\])?)\\s*<\\/p>/s', '$1', $pee);
}
return $pee;
}
/**
* Pre tag cleaner for some complex reason
* @param string $matches [description]
* @return string [description]
*/
function su_clean_pre($matches) {
if ( is_array($matches) )
$text = $matches[1] . $matches[2] . "</pre>";
else
$text = $matches;
$text = str_replace('<br />', '', $text);
$text = str_replace('<p>', "\n", $text);
$text = str_replace('</p>', '', $text);
return $text;
}
/**
* Replaces double line-breaks with paragraph elements.
*
* A group of regex replaces used to identify text formatted with newlines and
* replace double line-breaks with HTML paragraph tags. The remaining line-breaks
* after conversion become <<br />> tags, unless $br is set to '0' or 'false'.
*
* @since 1.6
*
* @param string $pee The text which has to be formatted.
* @param bool $br Optional. If set, this will convert all remaining line-breaks
* after paragraphing. Default true.
* @return string Text which has been converted into correct paragraph tags.
*/
function su_wpautop($pee) {
$pre_tags = array();
if ( trim($pee) === '' )
return '';
$pee = $pee . "\n"; // just to make things a little easier, pad the end
if ( strpos($pee, '<pre') !== false ) {
$pee_parts = explode( '</pre>', $pee );
$last_pee = array_pop($pee_parts);
$pee = '';
$i = 0;
foreach ( $pee_parts as $pee_part ) {
$start = strpos($pee_part, '<pre');
// Malformed html?
if ( $start === false ) {
$pee .= $pee_part;
continue;
}
$name = "<pre wp-pre-tag-$i></pre>";
$pre_tags[$name] = substr( $pee_part, $start ) . '</pre>';
$pee .= substr( $pee_part, 0, $start ) . $name;
$i++;
}
$pee .= $last_pee;
}
$pee = $pee . "\n"; // just to make things a little easier, pad the end
$pee = preg_replace('|<br />\s*<br />|', "\n\n", $pee);
// Space things out a little
$allblocks = '(?:table|thead|tfoot|caption|col|colgroup|tbody|tr|td|th|div|dl|dd|dt|ul|ol|li|pre|select|option|form|map|area|blockquote|address|math|style|input|p|h[1-6]|hr|fieldset|legend|section|article|aside|hgroup|header|footer|nav|figure|figcaption|details|menu|summary)';
$pee = preg_replace('!(<' . $allblocks . '[^>]*>)!', "\n$1", $pee);
$pee = preg_replace('!(</' . $allblocks . '>)!', "$1\n\n", $pee);
$pee = str_replace(array("\r\n", "\r"), "\n", $pee); // cross-platform newlines
if ( strpos($pee, '<object') !== false ) {
$pee = preg_replace('|\s*<param([^>]*)>\s*|', "<param$1>", $pee); // no pee inside object/embed
$pee = preg_replace('|\s*</embed>\s*|', '</embed>', $pee);
}
if ( strpos( $pee, '<source' ) !== false || strpos( $pee, '<track' ) !== false ) {
// no P/BR around source and track
$pee = preg_replace( '%([<\[](?:audio|video)[^>\]]*[>\]])\s*%', '$1', $pee );
$pee = preg_replace( '%\s*([<\[]/(?:audio|video)[>\]])%', '$1', $pee );
$pee = preg_replace( '%\s*(<(?:source|track)[^>]*>)\s*%', '$1', $pee );
}
$pee = preg_replace("/\n\n+/", "\n\n", $pee); // take care of duplicates
// make paragraphs, including one at the end
$pees = preg_split('/\n\s*\n/', $pee, -1, PREG_SPLIT_NO_EMPTY);
$pee = '';
foreach ( $pees as $tinkle )
$pee .= trim($tinkle, "\n")."\n";
$pee = preg_replace('|<p>\s*</p>|', '', $pee); // under certain strange conditions it could create a P of entirely whitespace
$pee = preg_replace('!<p>([^<]+)</(div|address|form)>!', "<p>$1</p></$2>", $pee);
$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee); // don't pee all over a tag
$pee = preg_replace("|<p>(<li.+?)</p>|", "$1", $pee); // problem with nested lists
$pee = preg_replace('|<p><blockquote([^>]*)>|i', "<blockquote$1><p>", $pee);
$pee = str_replace('</blockquote></p>', '</p></blockquote>', $pee);
$pee = preg_replace('!<p>\s*(</?' . $allblocks . '[^>]*>)!', "$1", $pee);
$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*</p>!', "$1", $pee);
$pee = preg_replace('!(</?' . $allblocks . '[^>]*>)\s*<br />!', "$1", $pee);
$pee = preg_replace('!<br />(\s*</?(?:p|li|div|dl|dd|dt|th|pre|td|ul|ol)[^>]*>)!', '$1', $pee);
if (strpos($pee, '<pre') !== false)
$pee = preg_replace_callback('!(<pre[^>]*>)(.*?)</pre>!is', 'su_clean_pre', $pee );
$pee = preg_replace( "|\n</p>$|", '</p>', $pee );
$vals = array ('<p>[' => '[', ']</p>' => ']', ']<br />' => ']');
$pee = strtr($pee, $vals);
if ( !empty($pre_tags) )
$pee = str_replace(array_keys($pre_tags), array_values($pre_tags), $pee);
return $pee;
}
?>