Files
2024-10-25 14:16:28 +02:00

211 lines
7.5 KiB
PHP

<?php
/**
* Title : Aqua Resizer
* Description : Resizes WordPress images on the fly
* Version : 1.2.0
* Author : Syamil MJ
* Author URI : http://aquagraphite.com
* License : WTFPL - http://sam.zoy.org/wtfpl/
* Documentation : https://github.com/sy4mil/Aqua-Resizer/
*
* @param string $url - (required) must be uploaded using wp media uploader
* @param int $width - (required)
* @param int $height - (optional)
* @param bool $crop - (optional) default to soft crop
* @param bool $single - (optional) returns an array if false
* @uses wp_upload_dir()
* @uses image_resize_dimensions()
* @uses wp_get_image_editor()
*
* @return str|array
*/
if(!class_exists('Rev_Aq_Resize')) {
class Rev_Aq_Resize
{
/**
* The singleton instance
*/
static private $instance = null;
/**
* No initialization allowed
*/
private function __construct() {}
/**
* No cloning allowed
*/
private function __clone() {}
/**
* For your custom default usage you may want to initialize an Aq_Resize object by yourself and then have own defaults
*/
static public function getInstance() {
if(self::$instance == null) {
self::$instance = new self;
}
return self::$instance;
}
/**
* Run, forest.
*/
public function process( $url, $width = null, $height = null, $crop = null, $single = true, $upscale = false ) {
if ( ! $url || ( ! $width && ! $height ) ) return false;
$upload_dir = UniteFunctionsWPRev::getUrlUploads();
$upload_url = uploads_url();
$http_prefix = "http://";
$https_prefix = "https://";
if(!strncmp($url,$https_prefix,strlen($https_prefix))){
$upload_url = str_replace($http_prefix,$https_prefix,$upload_url);
}
elseif(!strncmp($url,$http_prefix,strlen($http_prefix))){
$upload_url = str_replace($https_prefix,$http_prefix,$upload_url);
}
if ( false === strpos( $url, $upload_url ) ) return false;
$rel_path = str_replace( $upload_url, '', $url );
$img_path = $upload_dir . $rel_path;
if ( ! file_exists( $img_path ) or ! getimagesize( $img_path ) ) return false;
$info = pathinfo( $img_path );
$ext = $info['extension'];
list( $orig_w, $orig_h ) = getimagesize( $img_path );
$dims = image_resize_dimensions( $orig_w, $orig_h, $width, $height, $crop );
$dst_w = $dims[4];
$dst_h = $dims[5];
if ( ! $dims && ( ( ( null === $height && $orig_w == $width ) xor ( null === $width && $orig_h == $height ) ) xor ( $height == $orig_h && $width == $orig_w ) ) ) {
$img_url = $url;
$dst_w = $orig_w;
$dst_h = $orig_h;
} else {
$suffix = "{$dst_w}x{$dst_h}";
$dst_rel_path = str_replace( '.' . $ext, '', $rel_path );
$destfilename = "{$upload_dir}{$dst_rel_path}-{$suffix}.{$ext}";
if ( ! $dims || ( true == $crop && false == $upscale && ( $dst_w < $width || $dst_h < $height ) ) ) {
return false;
}
elseif ( file_exists( $destfilename ) && getimagesize( $destfilename ) ) {
$img_url = "{$upload_url}{$dst_rel_path}-{$suffix}.{$ext}";
}
else {
$editor = wp_get_image_editor( $img_path );
if ( is_wp_error( $editor ) || is_wp_error( $editor->resize( $width, $height, $crop ) ) )
return false;
$resized_file = $editor->save();
if ( ! is_wp_error( $resized_file ) ) {
$resized_rel_path = str_replace( $upload_dir, '', $resized_file['path'] );
$img_url = $upload_url . $resized_rel_path;
} else {
return false;
}
}
}
if ( true === $upscale ) remove_filter( 'image_resize_dimensions', array( $this, 'aq_upscale' ) );
if ( $single ) {
$image = $img_url;
} else {
$image = array (
0 => $img_url,
1 => $dst_w,
2 => $dst_h
);
}
return $image;
}
/**
* Callback to overwrite WP computing of thumbnail measures
*/
function aq_upscale( $default, $orig_w, $orig_h, $dest_w, $dest_h, $crop ) {
if ( ! $crop ) return null; // Let the wordpress default function handle this.
// Here is the point we allow to use larger image size than the original one.
$aspect_ratio = $orig_w / $orig_h;
$new_w = $dest_w;
$new_h = $dest_h;
if ( ! $new_w ) {
$new_w = intval( $new_h * $aspect_ratio );
}
if ( ! $new_h ) {
$new_h = intval( $new_w / $aspect_ratio );
}
$size_ratio = max( $new_w / $orig_w, $new_h / $orig_h );
$crop_w = round( $new_w / $size_ratio );
$crop_h = round( $new_h / $size_ratio );
$s_x = floor( ( $orig_w - $crop_w ) / 2 );
$s_y = floor( ( $orig_h - $crop_h ) / 2 );
return array( 0, 0, (int) $s_x, (int) $s_y, (int) $new_w, (int) $new_h, (int) $crop_w, (int) $crop_h );
}
}
}
if(!function_exists('rev_aq_resize')) {
/**
* This is just a tiny wrapper function for the class above so that there is no
* need to change any code in your own WP themes. Usage is still the same :)
*/
// function rev_aq_resize_custom( $url, $width = null, $height = null, $crop = null, $single = true, $upscale = false ) {
// // $aq_resize = Rev_Aq_Resize::getInstance();
// // return $aq_resize->process( $url, $width, $height, $crop, $single, $upscale );
// if($width<300){
// $width = 300;
// }
// if($height<200){
// $width = 200;
// }
// $name = basename($url);
// $extension = pathinfo($url, PATHINFO_EXTENSION);
// $only_file_name = pathinfo($url,PATHINFO_FILENAME);
// $image_url = $url;
// $image_dir = RevSliderFunctionsWP::getImageDirFromUrl($url);
//
// $image_url_without_name = str_replace($name, '', $image_url);
// $image_dir_without_name = str_replace($name, '', $image_dir);
//
// $new_image_dir = $image_dir_without_name.$only_file_name.'-'.$width.'x'.$height.'.'.$extension;
// $new_image_url = $image_url_without_name.$only_file_name.'-'.$width.'x'.$height.'.'.$extension;
//
// if(!file_exists($new_image_dir)){
// $res_img = new ImageToolsHelper();
// $res_img->resize($image_dir,$new_image_dir, $width, $height);
// }
//
// if(file_exists($new_image_dir)){
// return $new_image_url;
// }
//
// }
//
function rev_aq_resize( $url, $width = null, $height = null, $crop = null, $single = true, $upscale = false ) {
$aq_resize = Rev_Aq_Resize::getInstance();
return $aq_resize->process( $url, $width, $height, $crop, $single, $upscale );
}
}