Professor6T9 Web SheLL

Windows NT WEB-23 10.0 build 17763 (Windows Server 2016) i586
Microsoft-IIS/10.0
103.118.16.173

File Name : metaslider.imagehelper.class.php

<?php

if (!defined('ABSPATH')) {
die('No direct access.');
}

/**
 * Helper class for resizing images, returning the correct URL to the image etc
 */
class MetaSliderImageHelper
{
    private $crop_type = 'smart';
    private $container_width; // slideshow width
    private $container_height; // slideshow height
    private $url;
    private $path; // path to attachment on server
    private $use_image_editor;

/**
     * The ID of the image
     *
     * @var integer
     */
    private $slide_id;
        
    /**
     * The ID of the image
     *
     * @var integer
     */
    public $image_id;

/**
     * Make image double size? (Retina display)
     * 
     * @var bool
     */
    private $crop_multiply = 1;

/**
     * Constructor
     *
     * @since 3.93 - Added $crop_multiply param
     * 
     * @param integer $slide_id         - The ID of the current slide
     * @param integer $width            - Required width of image
     * @param integer $height           - Required height of image
     * @param string  $crop_type        - The method used for cropping
     * @param bool    $use_image_editor - Whether to use the image editor
     * @param integer $image_id         - used when the slide in admin is a looped item (i.e. post type)
     * @param integer $crop_multiply    - Supported values: 1 to 4. Make image 1x, 2x, 3x... size? (Retina display)
     */
    public function __construct($slide_id, $width, $height, $crop_type, $use_image_editor = true, $image_id = null, $crop_multiply = 1)
    {
        // There's a chance that $slide_id might be an $image_id 
        // if the user has an older version of the pro plugin (<2.7)
        if ('attachment' == get_post_type($slide_id)) {
$image_id = $slide_id; 
        }

$this->crop_multiply = $this->set_crop_multiply($crop_multiply);
        $this->image_id = !is_null($image_id) ? $image_id : get_post_thumbnail_id($slide_id);
        $this->slide_id = $slide_id;
        $this->url = apply_filters("metaslider_attachment_url", wp_get_attachment_url($this->image_id), $this->image_id);
        $this->path = get_attached_file($this->image_id);
        $this->set_container_size($width, $height, $crop_type);
        $this->use_image_editor = $use_image_editor;
        $this->set_crop_type($crop_type);
        $meta = wp_get_attachment_metadata($this->image_id);
        $is_valid = isset($meta['width'], $meta['height']);
        if (!$is_valid) {
            $this->use_image_editor = false;
        }
    }

/**
     * Add in backwards compatibility for old versions of MS Pro
     * 'true' = smart, 'false' = standard, 'disabled' = disabled
     *
     * @param string $crop_type Crop type
     */
    private function set_crop_type($crop_type)
    {

switch ($crop_type) {
            case "false":
            case "standard":
                $this->crop_type = 'standard'; // smart crop enabled
                break;
            case "disabled":
                $this->crop_type = 'disabled'; // cropping disabled
                break;
            case "disabled_pad":
                $this->crop_type = 'disabled'; // cropping disabled
                break;
            case "true":
            case "smart":
            default:
                $this->crop_type = 'smart';
        }
    }

/**
     * Decides if width and height should be multiplied for 1x, 2x, 3x or 4x
     *
     * @since 3.93
     * 
     * @param integer $width    
     * @param integer $height
     * @param string $crop_type Crop type
     * 
     * @return void
     */
    private function set_container_size($width, $height, $crop_type)
    {
        $should_multiply = $this->crop_multiply > 1 && in_array($crop_type, ['true', 'false']);
    
        $this->container_width  = $should_multiply && absint($width) > 0 
                                ? $width * $this->crop_multiply : $width;
        $this->container_height = $should_multiply && absint($height) > 0 
                                ? $height * $this->crop_multiply : $height;
    }

/**
     * Validate Crop multiply setting
     * 
     * @since 3.93
     * 
     * @param integer $crop_multiply
     * 
     * @return integer
     */
    private function set_crop_multiply($crop_multiply)
    {
        $crop_multiply  = absint($crop_multiply);
        $allowed        = array(1, 2, 3, 4); // Only support 1x, 2x, 3x, 4x

return in_array($crop_multiply, $allowed) ? $crop_multiply : 1;
    }

/**
     * Return the crop dimensions.
     * Smart Crop: If the image is smaller than the container width or height, then return
     * dimensions that respect the container size ratio. This ensures image displays in a
     * sane manner in responsive sliders
     *
     * @param integer $image_width  Image Width
     * @param integer $image_height Image height
     * @return array image dimensions
     */
    private function get_crop_dimensions($image_width, $image_height)
    {
        // Slideshow width exists but not slideshow height
        if ( $this->container_width && ! $this->container_height ) {
            $calc_height = ( $image_height * $this->container_width ) / $image_width;
            return [
                'width' => absint( $this->container_width ),
                'height' => absint( $calc_height )
            ];
        }

// Slideshow height exists but not slideshow width
        if ( $this->container_height && ! $this->container_width ) {
            $calc_width = ( $image_width * $this->container_height ) / $image_height;
            return [
                'width' => absint( $calc_width ),
                'height' => absint( $this->container_height )
            ];
        }

if ($this->crop_type == 'standard') {
            return [
                'width' => absint($this->container_width),
                'height' => absint($this->container_height),
            ];
        }

if ($this->crop_type == 'disabled') {
            return [
                'width' => absint($image_width),
                'height' => absint($image_height),
            ];
        }

$container_width = $this->container_width;
        $container_height = $this->container_height;

$new_slide_width = null;
        $new_slide_height = null;

/**
         * Slideshow Width == Slide Width
         */
        if ($image_width == $container_width && $image_height == $container_height) {
            $new_slide_width = $container_width;
            $new_slide_height = $container_height;
        }

if ($image_width == $container_width && $image_height < $container_height) {
            $new_slide_height = $image_height;
            $new_slide_width = $container_width / ( $container_height / $image_height );
        }

if ($image_width == $container_width && $image_height > $container_height) {
            $new_slide_width = $container_width;
            $new_slide_height = $container_height;
        }

/**
         * Slideshow Width < Slide Width
         */
        if ($image_width < $container_width && $image_height == $container_height) {
            $new_slide_width = $image_width;
            $new_slide_height = $image_height / ( $container_width / $image_width );
        }

/**
         * Slide is smaller than slidehow - both width and height
         */
        if ($image_width < $container_width && $image_height < $container_height) {
            if ($container_width > $container_height) {
                // wide
                if ($image_width > $image_height) {
                    // wide
                    $new_slide_height = $image_height;
                    $new_slide_width = $container_width / ( $container_height / $image_height );

if ($new_slide_width > $image_width) {
                        $new_slide_width = $image_width;
                        $new_slide_height = $container_height / ( $container_width / $image_width );
                    }
                } else {
                    // tall
                    $new_slide_width = $image_width;
                    $new_slide_height = $container_height / ( $container_width / $image_width );

if ($new_slide_height > $image_height) {
                        $new_slide_height = $image_height;
                        $new_slide_width = $container_width / ( $container_height / $image_height );
                    }
                }
            } else {
                // tall
                if ($image_width > $image_height) {
                    // wide
                    $new_slide_height = $image_height;
                    $new_slide_width = $container_width / ( $container_height / $image_height );

if ($new_slide_height > $image_height) {
                        $new_slide_height = $image_height;
                        $new_slide_width = $container_width / ( $container_height / $image_height );
                    }
                }
            }
        }

if ($image_width < $container_width && $image_height > $container_height) {
            $new_slide_width = $image_width;
            $new_slide_height = $container_height / ( $container_width / $image_width );
        }

/**
         * Slideshow Width > Slide Width
         */
        if ($image_width > $container_width && $image_height == $container_height) {
            $new_slide_width = $container_width;
            $new_slide_height = $container_height;
        }

if ($image_width > $container_width && $image_height < $container_height) {
            $new_slide_height = $image_height;
            $new_slide_width = $container_width / ( $container_height / $image_height );
        }

if ($image_width > $container_width && $image_height > $container_height) {
            $new_slide_width = $container_width;
            $new_slide_height = $container_height;
        }

return [
            'width' => floor((float)$new_slide_width),
            'height' => floor((float)$new_slide_height)
        ];
    }

/**
     * Call get_crop_dimensions() through an extended class
     * 
     * @since 3.60
     * 
     * @param integer $image_width  Image Width
     * @param integer $image_height Image height
     * 
     * @return array image dimensions
     */
    public function _crop_dimensions( $image_width, $image_height )
    {
        return $this->get_crop_dimensions( $image_width, $image_height );
    }

/**
     * Return the image URL, crop the image to the correct dimensions if required
     *
     * @param bool $force_resize Force resize of image
     * @return string resized image URL
     */
    public function get_image_url($force_resize = false)
    {
        // Get the image file path
        if (!strlen($this->path)) {
            return apply_filters('metaslider_resized_image_url', $this->url, $this->url);
        }

// get the full image size dimensions
        $orig_size = $this->get_original_image_dimensions();

// bail out if we can't find the image dimensions, return the full URL
        if (!$orig_size) {
            return apply_filters('metaslider_resized_image_url', $this->url, $this->url);
        }

// get our crop dimensions (this is the size we want to display)
        $dest_size = $this->get_crop_dimensions($orig_size['width'], $orig_size['height']);

// if the full size is the same as the required size, return the full URL
        if ($orig_size['width'] == $dest_size['width'] && $orig_size['height'] == $dest_size['height']) {
            return apply_filters('metaslider_resized_image_url', $this->url, $this->url);
        }

// construct the file name
        $dest_file_name = $this->get_destination_file_name($dest_size);

if (file_exists($dest_file_name) && !$force_resize) {
            // good. no need for resize, just return the URL
            $dest_url = str_replace(basename($this->url), basename($dest_file_name), $this->url);
        } else if ($this->use_image_editor) {
            // resize, assuming we're allowed to use the image editor
            $dest_url = $this->resize_image($orig_size, $dest_size, $dest_file_name);

// if the image is cropped, generate smaller sizes
            if ('disabled' != $this->crop_type) {
                // if destination width > 600 we crop the smaller sizes for responsive images
                if ($dest_size['width'] > apply_filters('metaslider_srcset_min_width', 600)) {
                    $scrset_sizes = apply_filters('metaslider_cropped_images_srcset_sizes', array(
                        array('width' => 1600),
                        array('width' => 1200),
                        array('width' => 620),
                        array('width' => 400),
                    ));
                    foreach ($scrset_sizes as $scrset_size) {
                        if ($dest_size['width'] >= $scrset_size['width']) {
                            $scrset_size['height'] = round($scrset_size['width'] * $dest_size['height'] / $dest_size['width']);
                            $this->resize_image($orig_size, $scrset_size, $this->get_destination_file_name($scrset_size));
                        }
                    }
                }
            }
        } else {
            // fall back to the full URL
            $dest_url = $this->url;
        }

$dest_url = apply_filters('metaslider_resized_image_url', $dest_url, $this->url);

return $dest_url;
    }

/**
     * Get the image dimensions for the original image.
     *
     * Fall back to using the WP_Image_Editor if the size is not stored in metadata
     *
     * @return array
     */
    private function get_original_image_dimensions()
    {
        $size = array();

// try and get the image size from metadata
        $meta = wp_get_attachment_metadata($this->image_id);
        if (isset($meta['width'], $meta['height'])) {
            return $meta;
        }
        if ($this->use_image_editor) {
            // get the size from the image itself
            $image = wp_get_image_editor($this->path);
            if (!is_wp_error($image)) {
                $size = $image->get_size();
                return $size;
            }
        }
        return false;
    }

/**
     * Call get_original_image_dimensions() through an extended class
     * 
     * @since 3.60
     * 
     * @return array
     */
    public function _original_image_dimensions()
    {
        return $this->get_original_image_dimensions();
    }

/**
     * Return the file name for the required image size
     *
     * @param array $dest_size image dimensions (width/height) in pixels
     * @return string path and file name
     */
    private function get_destination_file_name($dest_size)
    {
        $info = pathinfo($this->path);
        $dir = $info['dirname'];
        $ext = $info['extension'];
        $name = wp_basename($this->path, ".$ext");
        $dest_file_name = "{$dir}/{$name}-{$dest_size['width']}x{$dest_size['height']}.{$ext}";

return $dest_file_name;
    }

/**
     * Use WP_Image_Editor to create a resized image and return the URL for that image
     *
     * @param array $orig_size      Original image size
     * @param array $dest_size      Destination image size
     * @param array $dest_file_name Destination file name
     * @return string
     */
    private function resize_image($orig_size, $dest_size, $dest_file_name)
    {
        
        // load image
        $image = wp_get_image_editor($this->path);

// editor will return an error if the path is invalid
        if (is_wp_error($image)) {
            return $this->url;
        }

$crop_position = $this->get_crop_position();

$dims = image_resize_dimensions($orig_size['width'], $orig_size['height'], $dest_size['width'], $dest_size['height'], $crop_position);

if ($dims) {
            list($dst_x, $dst_y, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h) = $dims;
            $image->crop($src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h);
        }

$saved = $image->save($dest_file_name);

if (is_wp_error($saved)) {
            return $this->url;
        }

// Record the new size so that the file is correctly removed when the media file is deleted.
        $backup_sizes = get_post_meta($this->image_id, '_wp_attachment_backup_sizes', true);

if (!is_array($backup_sizes)) {
            $backup_sizes = array();
        }

$backup_sizes["resized-{$dest_size['width']}x{$dest_size['height']}"] = $saved;
        update_post_meta($this->image_id, '_wp_attachment_backup_sizes', $backup_sizes);

// Update recorded image sizes in the metadata
        $meta_sizes = get_post_meta($this->image_id, '_wp_attachment_metadata', true);

if (!is_array($meta_sizes)) {
            $meta_sizes = array();
        }

$temp_saved = $saved;  // working copy of $saved
        unset($temp_saved['path']); // path does not belong in the meta data
        $meta_sizes['sizes']["meta-slider-resized-{$dest_size['width']}x{$dest_size['height']}"] = $temp_saved;
        update_post_meta($this->image_id, '_wp_attachment_metadata', $meta_sizes);
        
        $url = str_replace(basename($this->url), basename($saved['path']), $this->url);
        
        do_action("metaslider_after_resize_image", $this->image_id, $dest_size['width'], $dest_size['height'], $url);

// add compatibility for wr2x https://wordpress.org/plugins/wp-retina-2x/
        if (function_exists('wr2x_generate_images')) {
            $meta = wp_get_attachment_metadata($this->image_id);
            foreach ($meta['sizes'] as $name => $size) {
                if ('meta-slider-resized' == substr($name, 0, 19)) {
                    // wr2x needs the image size to be registered.
                    add_image_size($name, $size['width'], $size['height'], $this->get_crop_position());
                }
            }
            wr2x_generate_images($meta);
        }
        return $url;
    }

/**
     * Get the image crop position
     *
     * @return array
     */
    private function get_crop_position()
    {
        $crop_position = get_post_meta($this->slide_id, 'ml-slider_crop_position', true);

if ($crop_position) {
            $parts = explode("-", $crop_position);

if (isset($parts[0], $parts[1])) {
                return array($parts[0], $parts[1]);
            }
        }

return array('center', 'center');
    }
}

Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	0/0	0777	2025-10-09 04:34:10
..	dir	-	0/0	0777	2025-10-09 04:42:07
slide	dir	-	0/0	0777	2025-10-09 04:34:10
slider	dir	-	0/0	0777	2025-10-09 04:34:10
metaslider.imagehelper.class.php	text/x-php	18.62 KB	0/0	0666	2025-10-09 04:34:10
metaslider.systemcheck.class.php	text/x-php	7.37 KB	0/0	0666	2025-10-09 04:34:10
metaslider.widget.class.php	text/x-php	4.17 KB	0/0	0666	2025-10-09 04:34:10

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