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<?php
/**
* HTML manipulations
*
* @package WordPress
* @subpackage ThemeREX Addons
* @since v1.0
*/
// Don't load directly
if ( ! defined( 'TRX_ADDONS_VERSION' ) ) {
die( '-1' );
}
/* CSS & JS
-------------------------------------------------------------------------------- */
// Return string with position rules for the style attr
if (!function_exists('trx_addons_get_css_position_from_values')) {
function trx_addons_get_css_position_from_values($top='',$right='',$bottom='',$left='',$width='',$height='') {
if (!is_array($top)) {
$top = compact('top','right','bottom','left','width','height');
}
$output = '';
if (is_array($top) && count($top) > 0) {
foreach ($top as $k=>$v) {
$imp = substr($v, 0, 1);
if ($imp == '!') $v = substr($v, 1);
if ($v != '') $output .= ($k=='width' ? 'width' : ($k=='height' ? 'height' : 'margin-'.esc_attr($k))) . ':' . esc_attr(trx_addons_prepare_css_value($v)) . ($imp=='!' ? ' !important' : '') . ';';
}
}
return $output;
}
}
// Return string with dimensions rules for the style attr
if (!function_exists('trx_addons_get_css_dimensions_from_values')) {
function trx_addons_get_css_dimensions_from_values($width='',$height='') {
if (!is_array($width)) {
$width = compact('width','height');
}
$output = '';
if (is_array($width) && count($width) > 0) {
foreach ($width as $k=>$v) {
$imp = substr($v, 0, 1);
if ($imp == '!') $v = substr($v, 1);
if ($v != '') $output .= esc_attr($k) . ':' . esc_attr(trx_addons_prepare_css_value($v)) . ($imp=='!' ? ' !important' : '') . ';';
}
}
return $output;
}
}
// Minify CSS string
if (!function_exists('trx_addons_minify_css')) {
add_filter('trx_addons_filter_prepare_css', 'trx_addons_minify_css', 10, 2);
function trx_addons_minify_css($css, $minify=true) {
if ($minify) {
$css = preg_replace("/\r*\n*/", "", $css);
$css = preg_replace("/\s{2,}/", " ", $css);
//$css = str_ireplace('@CHARSET "UTF-8";', "", $css);
$css = preg_replace("/\s*>\s*/", ">", $css);
$css = preg_replace("/\s*:\s*/", ":", $css);
$css = preg_replace("/\s*{\s*/", "{", $css);
$css = preg_replace("/\s*;*\s*}\s*/", "}", $css);
$css = str_replace(', ', ',', $css);
$css = preg_replace("/(\/\*[\w\'\s\r\n\*\+\,\"\-\.]*\*\/)/", "", $css);
}
return $css;
}
}
// Minify JS string
if (!function_exists('trx_addons_minify_js')) {
add_filter('trx_addons_filter_prepare_js', 'trx_addons_minify_js', 10, 2);
function trx_addons_minify_js($js, $minify=true) {
if ($minify) {
// Remove multi-row comments
//$js = preg_replace('/(\/\*)[^(\*\/)]*(\*\/)/', '', $js);
$pos = 0;
while (($pos = strpos($js, '/*', $pos))!==false) {
if (($pos2 = strpos($js, '*/', $pos))!==false)
$js = substr($js, 0, $pos) . substr($js, $pos2+2);
else
break;
}
// Remove single-line comments
//$js = preg_replace('/\s*\/\/[^\n]*\n/', '', $js);
$pos = -1;
while (($pos = strpos($js, '//', $pos+1))!==false) {
// Remove if previous symbol not in \ : " '
if ($js[$pos-1]!='\\' && $js[$pos-1]!=':' && $js[$pos-1]!='"' && $js[$pos-1]!="'") {
$pos2 = strpos($js, "\n", $pos);
if ($pos2==false) $pos2 = strlen($js);
$js = substr($js, 0, $pos) . substr($js, $pos2);
}
}
// Remove spaces before/after {}()
$js = preg_replace('/\s+/', ' ', $js);
$js = preg_replace('/([;}{\)\(])\s+/', '$1 ', $js);
$js = preg_replace('/\s+([;}{\)\(])/', ' $1', $js);
$js = preg_replace('/(else)\s+/', '$1 ', $js);
//$js = preg_replace('/([}])\s+(else)/', '$1else', $js);
//$js = preg_replace('/([}])\s+(var)/', '$1;var', $js);
//$js = preg_replace('/([{};])\s+(\$)/', '$1\$', $js);
}
return $js;
}
}
// Return value for the style attr
if (!function_exists('trx_addons_prepare_css_value')) {
function trx_addons_prepare_css_value($val) {
if ($val != '') {
$ed = substr($val, -1);
if ('0'<=$ed && $ed<='9') $val .= 'px';
}
return $val;
}
}
// Return class for the columns wrapper
if (!function_exists('trx_addons_get_columns_wrap_class')) {
function trx_addons_get_columns_wrap_class($fluid=false) {
return trx_addons_get_option('columns_wrap_class')!=''
? trx_addons_get_option('columns_wrap_class') . ($fluid && trx_addons_get_option('columns_wrap_class_fluid')!='' ? ' '.trx_addons_get_option('columns_wrap_class_fluid') : '')
: 'trx_addons_columns_wrap' . ($fluid ? ' columns_fluid' : '');
}
}
// Return class for the single column
if (!function_exists('trx_addons_get_column_class')) {
function trx_addons_get_column_class($num, $all) {
return str_replace(array('$1', '$2'), array($num, $all), trx_addons_get_option('column_class')!='' ? trx_addons_get_option('column_class') : 'trx_addons_column-$1_$2');
}
}
// Return array with classes from css-file
if (!function_exists('trx_addons_parse_icons_classes')) {
function trx_addons_parse_icons_classes($css) {
$rez = array();
if (!file_exists($css)) return $rez;
$file = trx_addons_fga($css);
if (!is_array($file) || count($file) == 0) return $rez;
foreach ($file as $row) {
if (substr($row, 0, 1)!='.') continue;
$name = '';
for ($i=1; $i<strlen($row); $i++) {
$ch = substr($row, $i, 1);
if (in_array($ch, array(':', '{', '.', ' '))) break;
$name .= $ch;
}
if ($name!='') $rez[] = $name;
}
return $rez;
}
}
// Add property="stylesheet" into all tags <link> in the tag <body>
if (!function_exists('trx_addons_add_property_to_link')) {
add_filter('style_loader_tag', 'trx_addons_add_property_to_link', 10, 3);
function trx_addons_add_property_to_link($link, $handle='', $href='') {
return str_replace('<link ', '<link property="stylesheet" ', $link);
}
}
/* HTML
-------------------------------------------------------------------------------- */
// Return first tag from text
if (!function_exists('trx_addons_get_tag')) {
function trx_addons_get_tag($text, $tag_start, $tag_end='') {
$val = '';
if (($pos_start = strpos($text, $tag_start))!==false) {
$pos_end = $tag_end ? strpos($text, $tag_end, $pos_start) : false;
if ($pos_end===false) {
$tag_end = substr($tag_start, 0, 1) == '<' ? '>' : ']';
$pos_end = strpos($text, $tag_end, $pos_start);
}
$val = substr($text, $pos_start, $pos_end+strlen($tag_end)-$pos_start);
}
return $val;
}
}
// Return attrib from tag
if (!function_exists('trx_addons_get_tag_attrib')) {
function trx_addons_get_tag_attrib($text, $tag, $attr) {
$val = '';
if (($pos_start = strpos($text, substr($tag, 0, strlen($tag)-1)))!==false) {
$pos_end = strpos($text, substr($tag, -1, 1), $pos_start);
$pos_attr = strpos($text, ' '.($attr).'=', $pos_start);
if ($pos_attr!==false && $pos_attr<$pos_end) {
$pos_attr += strlen($attr)+3;
$pos_quote = strpos($text, substr($text, $pos_attr-1, 1), $pos_attr);
$val = substr($text, $pos_attr, $pos_quote-$pos_attr);
}
}
return $val;
}
}
// Set (change) attrib from tag
if (!function_exists('trx_addons_set_tag_attrib')) {
function trx_addons_set_tag_attrib($text, $tag, $attr, $val) {
if (($pos_start = strpos($text, substr($tag, 0, strlen($tag)-1)))!==false) {
$pos_end = strpos($text, substr($tag, -1, 1), $pos_start);
$pos_attr = strpos($text, $attr.'=', $pos_start);
if ($pos_attr!==false && $pos_attr<$pos_end) {
$pos_attr += strlen($attr)+2;
$pos_quote = strpos($text, substr($text, $pos_attr-1, 1), $pos_attr);
$text = substr($text, 0, $pos_attr) . trim($val) . substr($text, $pos_quote);
} else {
$text = substr($text, 0, $pos_end) . ' ' . esc_attr($attr) . '="' . esc_attr($val) . '"' . substr($text, $pos_end);
}
}
return $text;
}
}
// Replace {{ and }} to the < and > in the string
// (this is allow use html tags in the some shortcode parameters)
if (!function_exists('trx_addons_parse_codes')) {
function trx_addons_parse_codes($text, $tag_start='{{', $tag_end='}}') {
return str_replace(array($tag_start, $tag_end), array('<', '>'), $text);
}
}
// Check if SEO markup snippets are need
if (!function_exists('trx_addons_seo_snippets')) {
function trx_addons_seo_snippets($prop, $type='', $scope=false ) {
static $seo_snippets = 0;
if ($seo_snippets === 0)
$seo_snippets = apply_filters('trx_addons_filter_seo_snippets', false);
if ($seo_snippets) {
if (!empty($prop)) echo ' itemprop="'.esc_attr($prop).'"';
if (!empty($type)) echo ' itemtype="http://schema.org/'.esc_attr(ucfirst($type)).'"';
if (!empty($scope) || !empty($type)) echo ' itemscope="itemscope"';
}
}
}
// Check if SEO markup snippets are need - add itemprop => 'image to the params array
if (!function_exists('trx_addons_seo_image_params')) {
function trx_addons_seo_image_params( $params ) {
static $seo_snippets = 0;
if ($seo_snippets === 0)
$seo_snippets = apply_filters('trx_addons_filter_seo_snippets', false);
if ($seo_snippets)
$params['itemprop'] = 'image';
return apply_filters('trx_addons_filter_seo_image_params', $params);
}
}
/* URL utilities
-------------------------------------------------------------------------------- */
// Return internal page link - if is customize mode - full url else only hash part
if (!function_exists('trx_addons_get_hash_link')) {
function trx_addons_get_hash_link($hash) {
if (strpos($hash, 'http')!==0) {
if ($hash[0]!='#') $hash = '#'.$hash;
if (is_customize_preview()) $hash = trx_addons_get_protocol().'://' . ($_SERVER["HTTP_HOST"]) . ($_SERVER["REQUEST_URI"]) . $hash;
}
return $hash;
}
}
// Return current site protocol
if (!function_exists('trx_addons_get_protocol')) {
function trx_addons_get_protocol() {
return is_ssl() ? 'https' : 'http';
}
}
// Check if string is URL
if (!function_exists('trx_addons_is_url')) {
function trx_addons_is_url($url) {
return strpos($url, '://')!==false;
}
}
// Add parameters to URL
if (!function_exists('trx_addons_add_to_url')) {
function trx_addons_add_to_url($url, $prm) {
if (is_array($prm) && count($prm) > 0) {
$separator = strpos($url, '?')===false ? '?' : '&';
foreach ($prm as $k=>$v) {
$url .= $separator . urlencode($k) . '=' . urlencode($v);
$separator = '&';
}
}
return $url;
}
}
// Check if URL contain any specified string
if (!function_exists('trx_addons_check_url')) {
function trx_addons_check_url($val='') {
if (!is_array($val)) $val = array($val);
$rez = false;
foreach ($val as $s) {
$rez = strpos($_SERVER['REQUEST_URI'], $s)!==false;
if ($rez) break;
}
return $rez;
}
}
// Add parameters to URL
if (!function_exists('trx_addons_add_referals_to_url')) {
function trx_addons_add_referals_to_url($url, $referals) {
if (is_array($referals) && count($referals) > 0) {
$prm = array();
foreach ($referals as $ref) {
if (!empty($ref['url']) && !empty($ref['param']) && strpos($url, $ref['url']) !== false) {
parse_str($ref['param'], $refs);
if (is_array($refs) && count($refs) > 0)
$prm = array_merge($prm, $refs);
}
}
$url = trx_addons_add_to_url($url, $prm);
}
return $url;
}
}
// Set e-mail content type
// Call add_filter( 'wp_mail_content_type', 'trx_addons_set_html_content_type' ) before send mail
// and remove_filter( 'wp_mail_content_type', 'trx_addons_set_html_content_type' ) after send mail
if (!function_exists('trx_addons_set_html_content_type')) {
function trx_addons_set_html_content_type() {
return 'text/html';
}
}
// Decode html-entities in the shortcode parameters
if (!function_exists('trx_addons_html_decode')) {
function trx_addons_html_decode($prm) {
if (is_array($prm) && count($prm) > 0) {
foreach ($prm as $k=>$v) {
if (is_string($v))
$prm[$k] = htmlspecialchars_decode($v, ENT_QUOTES);
}
}
return $prm;
}
}
/* GET, POST and SESSION utilities
-------------------------------------------------------------------------------- */
// Strip slashes if Magic Quotes is on
if (!function_exists('trx_addons_stripslashes')) {
function trx_addons_stripslashes($val) {
static $magic = 0;
if ($magic === 0) {
$magic = version_compare(phpversion(), '5.4', '>=')
|| (function_exists('get_magic_quotes_gpc') && get_magic_quotes_gpc()==1)
|| (function_exists('get_magic_quotes_runtime') && get_magic_quotes_runtime()==1)
|| strtolower(ini_get('magic_quotes_sybase'))=='on';
}
if (is_array($val)) {
foreach($val as $k=>$v)
$val[$k] = trx_addons_stripslashes($v);
} else
$val = $magic ? stripslashes(trim($val)) : trim($val);
return $val;
}
}
// Return GET or POST value
if (!function_exists('trx_addons_get_value_gp')) {
function trx_addons_get_value_gp($name, $defa='') {
if (isset($_GET[$name])) $rez = $_GET[$name];
else if (isset($_POST[$name])) $rez = $_POST[$name];
else $rez = $defa;
return trx_addons_stripslashes($rez);
}
}
// Return GET or POST or COOKIE value
if (!function_exists('trx_addons_get_value_gpc')) {
function trx_addons_get_value_gpc($name, $defa='') {
if (isset($_GET[$name])) $rez = $_GET[$name];
else if (isset($_POST[$name])) $rez = $_POST[$name];
else if (isset($_COOKIE[$name])) $rez = $_COOKIE[$name];
else $rez = $defa;
return trx_addons_stripslashes($rez);
}
}
// Get GET, POST, SESSION value and save it (if need)
if (!function_exists('trx_addons_get_value_gps')) {
function trx_addons_get_value_gps($name, $defa='') {
if (isset($_GET[$name])) $rez = $_GET[$name];
else if (isset($_POST[$name])) $rez = $_POST[$name];
else if (isset($_SESSION[$name])) $rez = $_SESSION[$name];
else $rez = $defa;
return trx_addons_stripslashes($rez);
}
}
// Save value into session
if (!function_exists('trx_addons_set_session_value')) {
function trx_addons_set_session_value($name, $value) {
if (!session_id()) session_start();
$_SESSION[$name] = $value;
}
}
// Delete value from session
if (!function_exists('trx_addons_del_session_value')) {
function trx_addons_del_session_value($name) {
if (!session_id()) session_start();
unset($_SESSION[$name]);
}
}
?>
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