php
function theme_strlen($str){
if (function_exists('mb_strlen')){
return mb_strlen($str);
}
return strlen($str);
}
function theme_strpos($source, $target){
if (function_exists('mb_strpos')){
return mb_strpos($source, $target);
}
return strpos($source, $target);
}
function theme_get_array_value($arr = array(), $key = null, $def = false){
if (is_array($arr) && @isset($arr[$key])){
return $arr[$key];
}
return $def;
}
function theme_is_empty_html($str){
return (!is_string($str) || theme_strlen(str_replace(array(' ', ' ', "\n", "\r", "\t"), '', $str)) == 0);
}
function theme_is_vmenu_widget($id){
return (strpos($id, 'vmenu') !== false);
}
function theme_trim_long_str($str, $len = 50, $sep = ' '){
$words = explode($sep, $str);
$wcount = count($words);
while( $wcount > 0 && theme_strlen(join($sep, array_slice($words, 0, $wcount))) > $len) $wcount--;
if ($wcount != count($words)) {
$str = join($sep, array_slice($words, 0, $wcount)) . '…';
}
return $str;
}
function theme_get_current_url() {
$pageURL = 'http';
if (is_ssl()) {
$pageURL .= 's';
}
$pageURL .= '://' . $_SERVER['SERVER_NAME'];
if ($_SERVER['SERVER_PORT'] != '80') {
$pageURL .= ':' . $_SERVER["SERVER_PORT"];
}
$pageURL .= $_SERVER["REQUEST_URI"];
return $pageURL;
}
function theme_remove_last_slash($url) {
$len = theme_strlen($url);
if ( $len > 0 && $url[$len-1] == '/') {
$url = substr($url, 0, -1);
}
return $url;
}
function theme_is_current_url($url) {
// remove # anchor
if (strpos( $url, '#' )) {
$url = substr($url, 0, strpos( $url, '#'));
}
$url = theme_remove_last_slash($url);
$cur = theme_remove_last_slash(theme_get_current_url());
// compare
return ($cur == $url);
}
function theme_prepare_attr($attr = array()) {
$attr = wp_parse_args($attr);
if (count($attr) == 0) return '';
$result = '';
foreach($attr as $name => $value){
if(empty($name) || empty($value)) continue;
$result .= ' ' . strtolower($name) . '="' . esc_attr($value) . '"';
}
return $result;
}
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