$charlength ) {
$subex = mb_substr( $excerpt, 0, $charlength - 5 );
$exwords = explode( ' ', $subex );
$excut = - ( mb_strlen( $exwords[ count( $exwords ) - 1 ] ) );
if ( $excut < 0 ) {
echo mb_substr( $subex, 0, $excut );
} else {
echo $subex.'...';
}
}
else {
echo str_replace('[…]','',$excerpt);
}
}
public static function remove_last_comma($string=''){
if(substr($string,-1)==',')
return substr($string, 0, -1);
else
return $string;
}
/**
*
* Generate image for post thumbnail
*
*/
public static function display_thumbnail($width, $height){
if (has_post_thumbnail()) {
the_post_thumbnail(array($width, $height));
}
elseif (self::is_empty_thumb()) {
return self::first_image($width, $height); /*first image or no image placeholder*/
} else {
return '';
}
}
public static function thumbnail($width, $height){
if (has_post_thumbnail()){
the_post_thumbnail(array($width, $height));
}
elseif (self::is_empty_thumb()) {
return '';
}
}
public static function fixed_thumbnail($width, $height, $grab_image = true, $id=0){
if($id == 0)
$post_id = get_the_ID();
else
$post_id = $id;
$tumb_id = get_post_thumbnail_id( $post_id );
$thumb_url = wp_get_attachment_image_src($tumb_id,array($width,$height));
$thumb_url = $thumb_url[0];
if($grab_image) {
if( !$thumb_url ) {
$thumb_url = Business_world_frontend_functions::catch_that_image();
$thumb_url = $thumb_url['src'];
}
}
if($thumb_url){
list($w, $h) = @getimagesize($thumb_url);
if($w == 0){
$w=10;
}
if($h == 0){
$h=10;
}
if($h/$w > $height/$width){
$scale = $width / $w;
$style_img = 'position: absolute; max-width: initial;width:100%; height:auto; left:0; top:'. ( $height/2 - $h/2 * $scale) .'px;';
}
else {
$scale = $height/ $h;
$style_img = 'position: absolute; max-width: initial;height:100%; width:auto; left:'. ( $width/2 -$w/2 * $scale) .'px;';
}
return '
';
}
else {
return '';
}
}
public static function auto_thumbnail($grab_image = true){
$tumb_id = get_post_thumbnail_id( get_the_ID() );
$thumb_url = wp_get_attachment_image_src($tumb_id,'full');
$thumb_url = $thumb_url[0];
if($grab_image) {
if( !$thumb_url ) {
$thumb_url = Business_world_frontend_functions::catch_that_image();
$thumb_url = $thumb_url['src'];
}
}
if($thumb_url){
return '';
}
else {
return '';
}
}
public static function first_image($width, $height,$url_or_img=0){
$image_parametr = self::catch_that_image();
$thumb = $image_parametr['src'];
$class='';
if(!$image_parametr['image_catched'])
$class='class="no_image"';
if ($thumb) {
$str = "![](\"";)
';
return $str;
}
}
/**
* Get first image of post for thumbnail
*/
public static function catch_that_image(){
global $post, $posts;
$first_img = array('src'=>'','image_catched'=>true);
$output = preg_match_all('//i', $post->post_content, $matches);
if(isset($matches [1] [0])){
$first_img['src'] = $matches [1] [0];
}
if (empty($first_img['src'])) {
$first_img['src'] = WDWT_IMG.'default.jpg';
$first_img['image_catched']=false;
}
return $first_img;
}
/**
* @return url of first image in the post content, or empty string if has no image
*/
public static function post_image_url(){
$thumb_url = self::catch_that_image();
if(isset( $thumb_url['image_catched'])){
if(!$thumb_url['image_catched']){
$thumb_url='';
}
else{
$thumb_url=$thumb_url['src'];
}
}
return $thumb_url;
}
/**
* get postthumb url @param size=full or medium
* use inside loop
*/
public static function get_post_thumb($size = 'large') {
$tumb_id = get_post_thumbnail_id( get_the_ID() );
$thumb_url = wp_get_attachment_image_src($tumb_id,$size);
if( $thumb_url ){
$thumb_url = $thumb_url[0];
}
else{
$thumb_url = self::catch_that_image();
}
if(is_array($thumb_url) && isset( $thumb_url['image_catched'])){
if(!$thumb_url['image_catched']){
$thumb_url = '';
}
else{
$thumb_url = $thumb_url['src'];
}
}
return $thumb_url;
}
public static function post_nav() {
global $post;
$previous = ( is_attachment() ) ? get_post( $post->post_parent ) : get_adjacent_post( false, '', true );
$next = get_adjacent_post( false, '', false );
if ( ! $next && ! $previous )
return;
?>