%PDF-
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Mini Shell
Mini Shell
<?php
namespace ElementorPro\Modules\Screenshots;
use Elementor\Utils;
if ( ! defined( 'ABSPATH' ) ) {
exit; // Exit if accessed directly.
}
class Screenshot {
const POST_META_KEY = '_elementor_screenshot';
const IS_SCREENSHOT_POST_META_KEY = '_elementor_is_screenshot';
const FAILED_POST_META_KEY = '_elementor_screenshot_failed';
const SCREENSHOT_DIR = 'elementor/screenshots';
/**
* @var int
*/
protected $post_id;
/**
* @var string
*/
protected $base64_image;
/**
* @var string
*/
protected $file_name;
/**
* @var array
*/
protected $upload_bits;
/**
* Screenshot constructor.
*
* @param int $post_id
* @param string $base64_image
*/
public function __construct( $post_id, $base64_image = null ) {
$this->post_id = $post_id;
$this->base64_image = $base64_image;
}
/**
* Creates the directory if needed + add index.html file for security reasons.
*
* @return $this
*/
public function create_dir() {
$dir = wp_upload_dir()['basedir'] . '/' . self::SCREENSHOT_DIR;
$html_file = $dir . '/index.html';
if ( file_exists( $html_file ) ) {
return $this;
};
if ( ! file_exists( $dir ) ) {
wp_mkdir_p( $dir );
}
touch( $html_file );
return $this;
}
/**
* Uploads the base64 image it self.
*
* TODO: Use Upload Manager when ready.
*
* @return $this
* @throws \Exception
*/
public function upload() {
if ( ! $this->base64_image ) {
throw new \Exception( 'Cannot upload an image with out base64_image.' );
}
$file_content = substr( $this->base64_image, strlen( 'data:image/png;base64,' ) );
add_filter( 'wp_unique_filename', [ $this, 'get_file_name' ] );
add_filter( 'upload_dir', [ $this, 'extend_upload_dirs_array' ] );
$this->upload_bits = wp_upload_bits(
$this->get_file_name(),
null,
base64_decode( $file_content )
);
remove_filter( 'wp_unique_filename', [ $this, 'get_file_name' ] );
remove_filter( 'upload_dir', [ $this, 'extend_upload_dirs_array' ] );
return $this;
}
/**
* Removes the old attachment if there is an old screenshot image.
*
* @return $this
*/
public function remove_old_attachment() {
$post_meta = get_post_meta( $this->post_id, self::POST_META_KEY, true );
if ( ! $post_meta ) {
return $this;
}
wp_delete_attachment( $post_meta['id'] );
return $this;
}
/**
* Removes the old post meta of the current post.
*
* @return $this
*/
public function remove_old_post_meta() {
delete_post_meta( $this->post_id, self::POST_META_KEY );
return $this;
}
/**
* Creates an attachment to the new screenshot and attach it to the original post
* via post_meta.
*
* @return $this
* @throws \Exception
*/
public function create_new_attachment() {
$upload_bits = $this->get_upload_bits();
$info = wp_check_filetype( $upload_bits['file'] );
$post_mime_type = null;
if ( $info ) {
$post_mime_type = $info['type'];
}
$attachment_id = wp_insert_attachment(
[
'post_title' => $this->get_file_name(),
'guid' => $upload_bits['url'],
'post_mime_type' => $post_mime_type,
'meta_input' => [
self::IS_SCREENSHOT_POST_META_KEY => true,
],
],
$upload_bits['file'],
$this->post_id
);
update_post_meta( $this->post_id, self::POST_META_KEY, [
'id' => $attachment_id,
'url' => $upload_bits['url'],
] );
return $this;
}
/**
* Mark the post that the screenshot capture was failed.
*
* @return $this
*/
public function mark_as_failed() {
update_post_meta(
$this->post_id,
self::FAILED_POST_META_KEY,
( new \DateTime() )->format( 'Y-m-d H:i:s' )
);
return $this;
}
/**
* Remove the failed_screenshot post meta.
*
* @return $this
*/
public function unmark_as_failed() {
delete_post_meta( $this->post_id, self::FAILED_POST_META_KEY );
return $this;
}
/**
* Get the file name,
* if not exists will generate it.
*
* @return string
*/
public function get_file_name() {
if ( ! $this->file_name ) {
$now = ( new \DateTime() )->format( 'Y-m-d-H-i-s' );
$random_str = Utils::generate_random_string();
$this->file_name = "Elementor-post-screenshot_{$this->post_id}_{$now}_{$random_str}.png";
}
return $this->file_name;
}
/**
* Extend and change the upload_dirs original method
* to update the current screenshot to custom directory.
*
* @param $upload_dirs
*
* @return array
*/
public function extend_upload_dirs_array( $upload_dirs ) {
return array_merge( $upload_dirs, [
'subdir' => $subdir = self::SCREENSHOT_DIR,
'path' => "{$upload_dirs['basedir']}/{$subdir}",
'url' => "{$upload_dirs['baseurl']}/{$subdir}",
] );
}
/**
* Get wp_upload_bits result.
*
* This method will be throw an exception if was called before actually upload a screenshot.
*
* @return array
* @throws \Exception
*/
protected function get_upload_bits() {
if ( ! $this->upload_bits ) {
throw new \Exception( 'File was not uploaded yet.' );
}
return $this->upload_bits;
}
/**
* Get the url of the screenshot.
*
* @return string
* @throws \Exception
*/
public function get_screenshot_url() {
return $this->get_upload_bits()['url'];
}
}
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