Sindbad~EG File Manager

<?php
/*
 * Security 	: blocking direct access
 * Source		: http://codex.wordpress.org/Theme_Development#Template_Files
*/
defined('ABSPATH') or die("Access Restricted");
function mwp_get_facebook_is_public($id) {
	$fb_access_token = mwp_option('facebook-access-token');
	if (!is_array($id) && !empty($fb_access_token)) {
		$url      = sprintf( 'https://graph.facebook.com/%s', $id );
		$param = array(
			'fields'		=> 'format,source,length',
			'access_token' 	=> $fb_access_token,
			
		);
		$response = wp_remote_get( add_query_arg( $param, $url ) ,  array( 'timeout' => 15 ) );
		
		$error_code 	= json_decode( $response['body'] , TRUE );
		
		if( ! is_wp_error( $response ) && isset( $response['response']['code'] ) && 400 === $response['response']['code'] && $error_code['error']['code'] == 100 ) {
			$statu = 'private';
		} else {
			$statu = 'public';
		}
		return $statu;
	}
}

/*
 * Description		: Get Video Image Name Helper
 * Author			: Sinha
 * Source			: https://stackoverflow.com/a/43678650/2535061
 * Developed by		: Mouad achemli
 * Note				: this function is important do not remove from here
 *
*/
function mwp_get_image_name($url) {	
	if (strpos($url, '?') !== false) {
		$t = explode('?',$url);
		$image_clean_url = $t[0];
	} else {
		$image_clean_url = $url;
	}
	$pathinfo = pathinfo($image_clean_url);
	return $pathinfo['filename'].'.'.$pathinfo['extension'];
}

/*
 * Source 							: https://stackoverflow.com/questions/41524931/how-to-set-featured-image-programmatically-from-url
 * Fix Error imagecreatefromjpeg 	: https://github.com/libgd/libgd/issues/206#issuecomment-276694447
 *
*/
function mwp_yt_crop_image($sourceImagePath, $width, $height, $path){

    // Figure out the size of the source image
    $imageSize = getimagesize($sourceImagePath);
    $imageWidth = $imageSize[0];
    $imageHeight = $imageSize[1];

    // If the source image is already smaller than the crop request, return (do nothing)
    if ($imageWidth < $width || $imageHeight < $height) return;

    // Get the adjustment by dividing the difference by two
	$adjustedWidth = ($imageWidth - $width) / 2;
	$adjustedHeight = ($imageHeight - $height) / 2;
		
	$src = @imagecreatefromjpeg($sourceImagePath);
	
	if (!$src) {
		$src = imagecreatefromstring(file_get_contents($sourceImagePath));
	}
	
    // Create the new image
    $dest = imagecreatetruecolor($width,$height);      

    // Copy, using the adjustment to crop the source image
    imagecopy($dest, $src, 0, 0, $adjustedWidth, $adjustedHeight, $width, $height);

    imagejpeg($dest, $path);
    imagedestroy($dest);
    imagedestroy($src);
}
/*
 * https://stackoverflow.com/a/49700649/2535061
 *
*/
function mwp_fb_crop_image($sourceImagePath, $after_width, $path){

	//separate the file name and the extention
	$source_url_parts = pathinfo($sourceImagePath);
	$filename = $source_url_parts['filename'];
	$extension = $source_url_parts['extension'];

	//define the quality from 1 to 100
	$quality = 100;

	//detect the width and the height of original image
    $imageSize = getimagesize($sourceImagePath);
    $width = $imageSize[0];
    $height = $imageSize[1];


	//resize only when the original image is larger than expected with.
	//this helps you to avoid from unwanted resizing.
	if ($width > $after_width) {

		//get the reduced width
		$reduced_width = ($width - $after_width);
		//now convert the reduced width to a percentage and round it to 2 decimal places
		$reduced_radio = round(($reduced_width / $width) * 100, 2);

		//ALL GOOD! let's reduce the same percentage from the height and round it to 2 decimal places
		$reduced_height = round(($height / 100) * $reduced_radio, 2);
		//reduce the calculated height from the original height
		$after_height = $height - $reduced_height;

		$src_jpg = @imagecreatefromjpeg($sourceImagePath);
		
		if (!$src_jpg) {
			$src_jpg = imagecreatefromstring(file_get_contents($sourceImagePath));
		}
		
		$src_png = @imagecreatefrompng($sourceImagePath);
		
		if (!$src_png) {
			$src_png = imagecreatefromstring(file_get_contents($sourceImagePath));
		}
		
		//Now detect the file extension
		//if the file extension is 'jpg', 'jpeg', 'JPG' or 'JPEG'
		if ($extension == 'jpg' || $extension == 'jpeg' || $extension == 'JPG' || $extension == 'JPEG') {
			//then return the image as a jpeg image for the next step
			$img = $src_jpg;
		} elseif ($extension == 'png' || $extension == 'PNG') {
			//then return the image as a png image for the next step
			$img = $src_png;
		} else {
			//show an error message if the file extension is not available
			echo 'image extension is not supporting';
		}

		//HERE YOU GO :)
		//Let's do the resize thing
		//imagescale([returned image], [width of the resized image], [height of the resized image], [quality of the resized image]);
		$imgResized = imagescale($img, $after_width, $after_height, $quality);

		imagejpeg($imgResized, $path);
		imagedestroy($imgResized);
		imagedestroy($img);
	
	}

}

/*
 * Description		: Download Given Image URL 
 * Author			: Mouad achemli
 * Note				: this function is important do not remove from here
 *
*/
function mwp_down_images($url) {
	$response = wp_remote_get( $url,  array( 'timeout' => 15 ) );
	if( ! is_wp_error( $response ) && isset( $response['response']['code'] ) && 200 === $response['response']['code'] ) {
		return wp_remote_retrieve_body( $response );
	}
}
/*
 * Description		: Video Image Helper
 * Author			: Remi
 * Source			: https://www.wpexplorer.com/wordpress-featured-image-url/
 * Developed by		: Mouad achemli
 * Note				: this function is important do not remove from here
 *
*/
function mwp_download_video_image($post_id, $get_url, $source, $image_name){
	
	$image_check 	= parse_url($get_url, PHP_URL_HOST);
	
	$whitelist = array (
		'scontent.xx.fbcdn.net',
		'img.youtube.com',
		's1.dmcdn.net',
		's2.dmcdn.net',
		'i.vimeocdn.com',
	);
	
	if (in_array($image_check, $whitelist) ) {
		
		$upload_dir       = wp_upload_dir(); // Set upload folder
		$image_data       = mwp_down_images(esc_url($get_url)); // Get image data
		$filename         = basename( $image_name ); // Create image file name
		
		// Check folder permission and define file location
		if( wp_mkdir_p( $upload_dir['path'] ) ) {
			$file = $upload_dir['path'] . '/' . $filename;
		} else {
			$file = $upload_dir['basedir'] . '/' . $filename;
		}
		
		// Create the image  file on the server
		// file_put_contents( $file, $image_data );
		// https://wordpress.stackexchange.com/a/160919
		global $wp_filesystem;
		if (empty($wp_filesystem)) {
			require_once (ABSPATH . '/wp-admin/includes/file.php');
			WP_Filesystem();
		}
		if ( !$wp_filesystem->put_contents($file, $image_data, FS_CHMOD_FILE) ) {
			return __('Failed to create file');
		}
		
		if ($source == 'youtube' || $source == 'dailymotion' ) {
			mwp_yt_crop_image($file, 640, 360, $file);
		} elseif ($source == 'facebook') {
			mwp_fb_crop_image($file, 640, $file);
		}
		// Check image file type
		$wp_filetype = wp_check_filetype( $filename, null );

		// Set attachment data
		$attachment = array(
			'guid'           => $upload_dir['url'] . '/' . basename( $filename ), 
			'post_mime_type' => $wp_filetype['type'],
			'post_title'     => preg_replace( '/\.[^.]+$/', '', basename( $filename ) ),
			'post_content'   => '',
			'post_status'    => 'inherit'
		);

		// Create the attachment
		$attach_id = wp_insert_attachment( $attachment, $file, $post_id );

		// Include image.php
		//require_once(ABSPATH . 'wp-admin/includes/image.php');

		// Define attachment metadata
		$attach_data = wp_generate_attachment_metadata( $attach_id, $file );

		// Assign metadata to attachment
		wp_update_attachment_metadata( $attach_id, $attach_data );

		// And finally assign featured image to post
		set_post_thumbnail( $post_id, $attach_id );
	} else {
		echo "sorry not allowed";
	}

}


function mwp_set_video_image() {
	global $pagenow;
	global $post;
	
	if (is_edit_page('edit') && get_post_type($post->ID) == 'post' && !has_post_thumbnail($post->ID)){
		
		$postid = $post->ID;
	
		// New custom field Youtube & Vimeo & Dailymotion
		$key_exists_yt = metadata_exists( 'post', $postid, 'mwp_yt_id' );
		$key_exists_vi = metadata_exists( 'post', $postid, 'mwp_vi_id' );
		$key_exists_dm = metadata_exists( 'post', $postid, 'mwp_dm_id' );
		$key_exists_fb = metadata_exists( 'post', $postid, 'mwp_fb_id' );

		// Get New custom field value (Video ID)
		$check_y = get_post_meta($postid, 'mwp_yt_id' , true);
		$check_v = get_post_meta($postid, 'mwp_vi_id' , true);
		$check_d = get_post_meta($postid, 'mwp_dm_id' , true);
		$check_f = get_post_meta($postid, 'mwp_fb_id' , true);
		
		if ($key_exists_yt == true && !empty($check_y)) {
			$video_id = $check_y;
			$video_source 	= 'youtube';
		} elseif ($key_exists_vi == true && !empty($check_v)) {
			$video_id = $check_v;
			$video_source 	= 'vimeo';
		} elseif ($key_exists_dm == true && !empty($check_d)) {
			$video_id = $check_d;
			$video_source 	= 'dailymotion';
		} elseif ($key_exists_fb == true && !empty($check_f)) {
			$video_id = $check_f;
			$video_source 	= 'facebook';
		}
		
		if (
			$key_exists_yt == true && !empty($check_y) ||
			$key_exists_vi == true && !empty($check_v) ||
			$key_exists_dm == true && !empty($check_d) ||
			$key_exists_fb == true && !empty($check_f)
		) {
		
			if ($video_source == 'youtube') {
				$image_url 		= 'https://img.youtube.com/vi/'.$video_id.'/sddefault.jpg';
				$image_name 	= $post->ID.'-'.mwp_get_image_name($image_url);
				mwp_download_video_image($post->ID, $image_url, $video_source, $image_name);
			}
			if ($video_source == 'dailymotion') {

				$image_url 		= mwp_dm_get_thumb_lg($video_id);
				$image_name 	= $post->ID.'-'.mwp_get_image_name($image_url);
				mwp_download_video_image($post->ID, $image_url, $video_source, $image_name);
			}
			if ($video_source == 'vimeo') {
				$image_url 		= mwp_vi_get_thumb($video_id);
				$image_name 	= $post->ID.'-'.mwp_get_image_name($image_url);
				mwp_download_video_image($post->ID, $image_url, $video_source, $image_name);
			}
			
			if ($video_source == 'facebook') {
				$fb_chk = mwp_get_facebook_is_public($video_id);
				$fb_access_token = mwp_option('facebook-access-token');
				
				if ($fb_chk == 'public' && !empty($fb_access_token)) {
					$image_url 		= mwp_fb_get_thumb($video_id);
					$image_name 	= $post->ID.'-'.mwp_get_image_name($image_url);
					mwp_download_video_image($post->ID, $image_url, $video_source, $image_name);
				} else {
				
				}
			}
		} else {
			return null;
		}
		
	} else {
		return false;
	}
	
}
add_action('publish_post', 'mwp_set_video_image');
add_action('save_post', 'mwp_set_video_image');