File "class-media-item-query.php"
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Charset: utf-8
<?php
namespace Smush\Core\Media;
use Smush\Core\Array_Utils;
use Smush\Core\Smush\Smush_Optimization;
use Smush\Core\Smush_File;
use Smush\Core\Url_Utils;
class Media_Item_Query {
/**
* @var Url_Utils
*/
private $url_utils;
/**
* @var Array_Utils
*/
private $array_utils;
public function __construct() {
$this->url_utils = new Url_Utils();
$this->array_utils = new Array_Utils();
}
public function fetch( $offset = 0, $limit = - 1 ) {
global $wpdb;
$query = $this->make_query( 'ID', $offset, $limit );
return $wpdb->get_col( $query );
}
public function fetch_slice_post_meta( $slice, $slice_size ) {
global $wpdb;
$offset = $this->get_offset( $slice, $slice_size );
$limit = (int) $slice_size;
$ids_query = $this->make_query( 'ID', $offset, $limit );
$query = "SELECT CONCAT(post_id, '-', meta_key), post_id, meta_key, meta_value FROM $wpdb->postmeta WHERE post_id IN (SELECT * FROM ($ids_query) AS slice_ids);";
return $wpdb->get_results( $query, OBJECT_K );
}
public function fetch_slice_posts( $slice, $slice_size ) {
global $wpdb;
$offset = $this->get_offset( $slice, $slice_size );
$limit = (int) $slice_size;
$posts_query = $this->make_query( '*', $offset, $limit );
return $wpdb->get_results( $posts_query, OBJECT_K );
}
public function fetch_slice_ids( $slice, $slice_size ) {
$offset = $this->get_offset( $slice, $slice_size );
$limit = (int) $slice_size;
return $this->fetch( $offset, $limit );
}
public function get_slice_count( $slice_size ) {
if ( empty( $slice_size ) ) {
return 0;
}
$image_attachment_count = $this->get_image_attachment_count();
return (int) ceil( $image_attachment_count / $slice_size );
}
public function get_image_attachment_count() {
global $wpdb;
$query = $this->make_query( 'COUNT(*)' );
return (int) $wpdb->get_var( $query );
}
/**
* @param $select
* @param $offset
* @param $limit
*
* @return string|null
*/
private function make_query( $select, $offset = 0, $limit = - 1 ) {
global $wpdb;
$mime_types = ( new Smush_File() )->get_supported_mime_types();
$placeholders = implode( ',', array_fill( 0, count( $mime_types ), '%s' ) );
$column = $select;
$query = "SELECT %s FROM $wpdb->posts WHERE post_type = 'attachment' AND post_mime_type IN (%s)";
$query = sprintf( $query, $column, $placeholders );
$args = $mime_types;
if ( $limit > 0 ) {
$query = "$query LIMIT %d";
$args[] = $limit;
if ( $offset >= 0 ) {
$query = "$query OFFSET %d";
$args[] = $offset;
}
}
return $wpdb->prepare( $query, $args );
}
public function get_lossy_count() {
global $wpdb;
$query = $wpdb->prepare( "SELECT COUNT(DISTINCT post_id) FROM $wpdb->postmeta WHERE meta_key = %s AND meta_value = 1", Smush_Optimization::LOSSY_META_KEY );
return $wpdb->get_var( $query );
}
public function get_smushed_count() {
global $wpdb;
$query = $wpdb->prepare(
"SELECT COUNT(DISTINCT post_meta_optimized.post_id) FROM $wpdb->postmeta as post_meta_optimized
LEFT JOIN $wpdb->postmeta as post_meta_ignored ON post_meta_optimized.post_id = post_meta_ignored.post_id AND post_meta_ignored.meta_key= %s
WHERE post_meta_optimized.meta_key = %s AND post_meta_ignored.meta_value IS NULL",
Media_Item::IGNORED_META_KEY,
Smush_Optimization::SMUSH_META_KEY
);
return $wpdb->get_var( $query );
}
public function get_ignored_count() {
global $wpdb;
$query = $wpdb->prepare( "SELECT COUNT(DISTINCT post_id) FROM $wpdb->postmeta WHERE meta_key = %s", Media_Item::IGNORED_META_KEY );
return $wpdb->get_var( $query );
}
/**
* @param $slice
* @param $slice_size
*
* @return float|int
*/
private function get_offset( $slice, $slice_size ) {
$slice = (int) $slice;
$slice_size = (int) $slice_size;
return ( $slice - 1 ) * $slice_size;
}
/**
* @see attachment_url_to_postid()
*/
public function attachment_urls_to_ids( $absolute_urls ) {
if ( empty( $absolute_urls ) ) {
return array();
}
$absolute_key_relative_value = array();
$relative_key_absolute_value = array();
foreach ( $absolute_urls as $absolute_url ) {
$relative_url = $this->convert_attachment_url_to_relative( $absolute_url );
$absolute_key_relative_value[ $absolute_url ] = $relative_url;
$relative_key_absolute_value[ $relative_url ] = $absolute_url;
}
$escaped_relative_urls = array_map( function ( $relative_url ) {
return "'" . esc_sql( $relative_url ) . "'";
}, $absolute_key_relative_value );
$in = join( ',', $escaped_relative_urls );
global $wpdb;
$sql = "SELECT post_id, meta_value FROM $wpdb->postmeta WHERE meta_key = '_wp_attached_file' AND meta_value IN ({$in})";
$results = $wpdb->get_results( $sql, ARRAY_A );
if ( empty( $results ) ) {
return array();
}
$ids = array();
foreach ( $results as $result ) {
$meta_value = $result['meta_value'];
$original_absolute_url = $relative_key_absolute_value[ $meta_value ];
$ids[ $original_absolute_url ] = $result['post_id'];
}
return $ids;
}
public function urls_to_size_data( $urls ) {
if ( empty( $urls ) || ! is_array( $urls ) ) {
return array();
}
global $wpdb;
$wild = '%';
$meta_value_likes = [];
foreach ( $urls as $url ) {
$meta_value_likes[] = $wpdb->prepare( "meta_value LIKE %s", $wild . $wpdb->esc_like( basename( $url ) ) . $wild );
}
$where = join( ' OR ', $meta_value_likes );
$sql = "SELECT post_id, meta_value FROM $wpdb->postmeta WHERE meta_key = '_wp_attachment_metadata' AND ({$where})";
$db_results = $wpdb->get_results( $sql, ARRAY_A );
if ( empty( $db_results ) ) {
return array();
}
return $this->prepare_urls_to_size_data_result( $urls, $db_results );
}
private function get_main_file_data_from_wp_attachment_metadata( $attachment_id, $meta_value, $absolute_url ) {
if ( empty( $meta_value ) ) {
return array();
}
$file = $this->array_utils->get_array_value( $meta_value, 'file' );
if ( $this->convert_attachment_url_to_relative( $absolute_url ) === $file ) {
$width = $this->array_utils->get_array_value( $meta_value, 'width' );
$height = $this->array_utils->get_array_value( $meta_value, 'height' );
if ( $width && $height ) {
return array(
'id' => (int) $attachment_id,
'width' => (int) $width,
'height' => (int) $height,
);
}
}
return array();
}
private function get_size_data_from_wp_attachment_metadata( $attachment_id, $meta_value, $absolute_url ) {
if ( empty( $meta_value ) ) {
return array();
}
$sizes = $this->array_utils->get_array_value( $meta_value, 'sizes' );
$sizes = $this->array_utils->ensure_array( $sizes );
if ( empty( $sizes ) ) {
return array();
}
foreach ( $sizes as $size ) {
$file = $this->array_utils->get_array_value( $size, 'file' );
if ( basename( $absolute_url ) === $file ) {
$width = $this->array_utils->get_array_value( $size, 'width' );
$height = $this->array_utils->get_array_value( $size, 'height' );
if ( $file && $width && $height ) {
return array(
'id' => (int) $attachment_id,
'width' => (int) $width,
'height' => (int) $height,
);
}
}
}
return array();
}
private function convert_attachment_url_to_relative( $url ) {
return $this->url_utils->make_media_url_relative( $url );
}
/**
* @param $urls
* @param array $db_results
*
* @return array
*/
private function prepare_urls_to_size_data_result( $urls, $db_results ) {
$return = array();
foreach ( $urls as $url ) {
if ( $this->is_non_media_library_url( $url ) ) {
continue;
}
foreach ( $db_results as $result ) {
$attachment_id = $this->array_utils->get_array_value( $result, 'post_id' );
$meta_value = $this->array_utils->get_array_value( $result, 'meta_value' );
if ( empty( $attachment_id ) || empty( $meta_value ) ) {
continue;
}
$file_name = basename( $url );
if ( strpos( $meta_value, $file_name ) === false ) {
continue;
}
$meta_value = maybe_unserialize( $meta_value );
$main_file_data = $this->get_main_file_data_from_wp_attachment_metadata( $attachment_id, $meta_value, $url );
if ( ! empty( $main_file_data ) ) {
$return[ $url ] = $main_file_data;
break;
} else {
// Look for a size
$size_data = $this->get_size_data_from_wp_attachment_metadata( $attachment_id, $meta_value, $url );
if ( ! empty( $size_data ) ) {
$return[ $url ] = $size_data;
break;
}
}
}
}
return $return;
}
/**
* @param $url
*
* @return bool
*/
private function is_non_media_library_url( $url ): bool {
return $this->convert_attachment_url_to_relative( $url ) === $url;
}
}