← All changes | webp/class-wp-optimize-webp-images.php +60 -83 3.4.1 → 4.7.0 View file →

		@@ -1,30 +1,16 @@
1	1	<?php
2		-if (!defined('WPO_VERSION')) die('No direct access allowed');
	2	+if (!defined('ABSPATH')) die('No direct access allowed');
3	3
4	4	if (!class_exists('WP_Optimize_WebP_Images')) :
5	5
6	6	class WP_Optimize_WebP_Images {
7	7
8		- private $directory = '';
9		-
10		- private $filename = '';
11		-
12		- private $original_extension = '';
13		-
14		- private $webp_extension = '.webp';
15		-
16		- private $meta = false;
17		-
18		- private $sizes = array();
19		-
20		- private $images = array();
21		-
22	8	/**
23	9	* Constructor
24	10	*/
25	11	private function __construct() {
26		- add_action('delete_attachment', array($this, 'delete_related_images'), 10, 1);
	12	+ add_action('delete_attachment', array($this, 'delete_related_images'));
27	13	}
28	14
29	15	/**
30	16	* Returns singleton instance
		@@ -30,112 +16,103 @@
30	16	* Returns singleton instance
31	17	*
32	18	* @return WP_Optimize_WebP_Images
33	19	*/
34		- public static function get_instance() {
	20	+ public static function get_instance(): self {
35	21	static $instance = null;
36	22	if (null === $instance) {
37		- $instance = new WP_Optimize_WebP_Images();
	23	+ $instance = new self();
38	24	}
39	25	return $instance;
40	26	}
41	27
42	28	/**
43		- * Deletes related image sizes and alternate webp format images
	29	+ * Deletes related image sizes and alternate WebP format images
44	30	*
45	31	* @param int $attachment_id
46	32	* @return void
47	33	*/
48		- public function delete_related_images($attachment_id) {
49		- $this->set_meta($attachment_id);
50		- $this->set_file_info_properties($attachment_id);
51		- $this->set_sizes();
52		- $this->set_images();
53		- $this->delete_images();
54		- $this->reset();
55		- }
	34	+ public function delete_related_images($attachment_id): void {
	35	+ $meta = wp_get_attachment_metadata($attachment_id);
	36	+ if (false === $meta) {
	37	+ return;
	38	+ }
56	39
57		- /**
58		- * Sets meta property with attachment metadata
59		- *
60		- * @param int $attachment_id
61		- * @return void
62		- */
63		- private function set_meta($attachment_id) {
64		- $this->meta = wp_get_attachment_metadata($attachment_id);
	40	+ $file_path = get_attached_file($attachment_id);
	41	+ if (false === $file_path) {
	42	+ return;
	43	+ }
	44	+ $file_info = pathinfo($file_path);
	45	+ $directory = $this->get_upload_directory($file_info['basename'], $meta);
	46	+ $filename = $file_info['filename'];
	47	+ $original_extension = '.' . ($file_info['extension'] ?? '');
	48	+ $sizes = empty($meta['sizes']) ? array() : $meta['sizes'];
	49	+
	50	+ $images = $this->build_image_paths(
	51	+ $directory,
	52	+ $filename,
	53	+ $original_extension,
	54	+ $sizes
	55	+ );
	56	+
	57	+ $this->delete_files($images);
65	58	}
66	59
67	60	/**
68		- * Sets file information properties
	61	+ * Computes the upload directory path for the attachment
69	62	*
70		- * @param int $attachment_id
71		- * @return void
	63	+ * @param string $basename The original file basename
	64	+ * @param array<string, int|string|array<string, array<string, string>>> $meta The attachment metadata
	65	+ * @return string
72	66	*/
73		- private function set_file_info_properties($attachment_id) {
74		- $file_path = get_attached_file($attachment_id);
75		- $file_path_info = pathinfo($file_path);
76		- $this->filename = $file_path_info['filename'];
77		- $this->original_extension = '.' . $file_path_info['extension'];
78		-
79		- $file = isset($this->meta['file']) ? $this->meta['file'] : '';
80		- $basename = $file_path_info['basename'];
	67	+ private function get_upload_directory($basename, $meta): string {
	68	+ $file = isset($meta['file']) && is_string($meta['file']) ? $meta['file'] : '';
81	69	$sub_directory = '';
82		- if (!empty($file)) {
	70	+ if ('' !== $file) {
83	71	$sub_directory = str_replace($basename, '', $file);
84	72	}
85	73
86	74	$uploads = wp_get_upload_dir();
87		- $this->directory = $uploads['basedir'] . '/' . $sub_directory;
	75	+ return $uploads['basedir'] . '/' . $sub_directory;
88	76	}
89	77
90	78	/**
91		- * Returns all available image sizes for the given attachment id
	79	+ * Builds a list of image file paths to delete, including both
	80	+ * original size variants and their WebP counterparts
	81	+ *
	82	+ * @param string $directory Upload directory path
	83	+ * @param string $filename Image filename without extension
	84	+ * @param string $original_extension Original file extension with leading dot
	85	+ * @param array<string, array<string, string>> $sizes Registered image size definitions
	86	+ * @return array<string> List of absolute file paths
92	87	*/
93		- private function set_sizes() {
94		- if (false !== $this->meta) {
95		- $this->sizes = isset($this->meta['sizes']) ? $this->meta['sizes'] : array();
96		- }
97		- }
	88	+ private function build_image_paths($directory, $filename, $original_extension, $sizes) {
	89	+ $webp_extension = '.webp';
	90	+ $images = array(
	91	+ $directory . $filename . $original_extension . $webp_extension,
	92	+ );
98	93
99		- /**
100		- * Sets images property
101		- *
102		- * @return void
103		- */
104		- private function set_images() {
105		- $webp_format = $this->directory . $this->filename . $this->original_extension . $this->webp_extension;
106		- $this->images[] = $webp_format;
	94	+ $unscaled_filename = preg_replace('/-scaled$/', '', $filename);
107	95
108		- foreach ($this->sizes as $size) {
109		- $original_format = $this->directory . $this->filename . '-' . $size['width'] . 'x' . $size['height'] . $this->original_extension;
110		- $this->images[] = $original_format;
111		- $webp_format = $this->directory . preg_replace('/-scaled$/', '', $this->filename) . '-' . $size['width'] . 'x' . $size['height'] . $this->original_extension . $this->webp_extension;
112		- $this->images[] = $webp_format;
	96	+ foreach ($sizes as $size) {
	97	+ $size_suffix = '-' . $size['width'] . 'x' . $size['height'];
	98	+ $images[] = $directory . $filename . $size_suffix . $original_extension;
	99	+ $images[] = $directory . $unscaled_filename . $size_suffix . $original_extension . $webp_extension;
113	100	}
114	101
	102	+ return $images;
115	103	}
116	104
117	105	/**
118		- * Delete related images
	106	+ * Deletes the given list of files from disk
119	107	*
	108	+ * @param array<string> $files List of absolute file paths to delete
120	109	* @return void
121	110	*/
122		- private function delete_images() {
123		- foreach ($this->images as $image) {
124		- wp_delete_file($image);
	111	+ private function delete_files($files): void {
	112	+ foreach ($files as $file) {
	113	+ wp_delete_file($file);
125	114	}
126		- }
127		-
128		- /**
129		- * Reset class property values
130		- */
131		- private function reset() {
132		- $this->directory = '';
133		- $this->filename = '';
134		- $this->original_extension = '';
135		- $this->meta = false;
136		- $this->sizes = array();
137		- $this->images = array();
138	115	}
139	116	}
140	117
141	118	endif;