← All changes | webp/class-wpo-webp-test-run.php +103 -52 4.5.2 → 4.7.0 View file →

		@@ -2,34 +2,60 @@
2	2
3	3	if (!defined('ABSPATH')) die('No direct access allowed');
4	4
5	5	if (!class_exists('WPO_WebP_Test_Run')) :
	6	+/**
	7	+ * Handles WebP converter test runs to determine which converters are available on the server.
	8	+ */
	9	+class WPO_WebP_Test_Run {
	10	+
6	11	/**
7		- * Test run
	12	+ * Filename of the test image used for conversion attempts.
	13	+ *
	14	+ * @var string
8	15	*/
9		-class WPO_WebP_Test_Run {
	16	+ const TEST_IMAGE_FILENAME = 'wpo_logo_small.png';
10	17
11	18	/**
12		- * List of working coverters
	19	+ * List of working converters.
13	20	*
14		- * @var array
	21	+ * @var array<string>
15	22	*/
16	23	private static $working_converters = array();
17	24
18	25	/**
19		- * Errors array
	26	+ * Errors collected during converter tests.
20	27	*
21		- * @var array
	28	+ * @var array<string>
22	29	*/
23	30	private static $errors = array();
24	31
25	32	/**
26		- * Get a list of converters that don't use shell functions
	33	+ * Get the full path to the source test image.
27	34	*
28		- * @return array
	35	+ * @return string
29	36	*/
30		- public static function get_converters_without_shell() {
31		- return apply_filters('wpo_converters_without_shell', array(
	37	+ private static function get_source_path(): string {
	38	+ return WPO_PLUGIN_MAIN_PATH . 'images/logo/' . self::TEST_IMAGE_FILENAME;
	39	+ }
	40	+
	41	+ /**
	42	+ * Get the full path for the WebP test output in the uploads directory.
	43	+ *
	44	+ * @param string $base_dir The uploads base directory.
	45	+ * @return string
	46	+ */
	47	+ private static function get_destination_path($base_dir): string {
	48	+ return $base_dir . '/wpo/images/' . self::TEST_IMAGE_FILENAME . '.webp';
	49	+ }
	50	+
	51	+ /**
	52	+ * Get a list of converters that don't use shell functions.
	53	+ *
	54	+ * @return array<string>
	55	+ */
	56	+ public static function get_converters_without_shell(): array {
	57	+ $converters_without_shell = array(
32	58	'vips',
33	59	'wpc',
34	60	'ewww',
35	61	'imagick',
		@@ -34,50 +60,46 @@
34	60	'ewww',
35	61	'imagick',
36	62	'gmagick',
37	63	'gd',
38		- ));
	64	+ );
	65	+ $filtered_converters_without_shell = apply_filters('wpo_converters_without_shell', $converters_without_shell);
	66	+ $filtered_converters_without_shell = is_array($filtered_converters_without_shell) ? $filtered_converters_without_shell : $converters_without_shell;
	67	+ /** @var array<string> $filtered_converters_without_shell */
	68	+ return $filtered_converters_without_shell;
39	69	}
40	70
41	71	/**
42		- * Get a list of converters that use shell functions
	72	+ * Get a list of converters that use shell functions.
43	73	*
44		- * @return array
	74	+ * @return array<string>
45	75	*/
46		- public static function get_converters_with_shell() {
47		- return apply_filters('wpo_converters_with_shell', array(
48		- // 'cwebp',
	76	+ public static function get_converters_with_shell(): array {
	77	+ $converters_with_shell = array(
49	78	'imagemagick',
50	79	'graphicsmagick',
51	80	'ffmpeg',
52		- ));
	81	+ );
	82	+ $filtered_converters_with_shell = apply_filters('wpo_converters_with_shell', $converters_with_shell);
	83	+ $filtered_converters_with_shell = is_array($filtered_converters_with_shell) ? $filtered_converters_with_shell : $converters_with_shell;
	84	+
	85	+ /** @var array<string> $filtered_converters_with_shell */
	86	+ return $filtered_converters_with_shell;
53	87	}
54	88
55	89	/**
56		- * Get an array of working and non-working converters list
	90	+ * Get an array of working and non-working converters.
57	91	*
58		- * @return array
	92	+ * @return array<string, array<string>>
59	93	*/
60		- public static function get_converter_status() {
61		-
62		- $converters_without_shell = self::get_converters_without_shell();
63		- $converters_with_shell = self::get_converters_with_shell();
64		-
	94	+ public static function get_converter_status(): array {
65	95	self::$working_converters = array();
66	96	self::$errors = array();
67	97
68		- self::try_converters($converters_without_shell);
	98	+ self::try_converters(self::get_converters_without_shell());
69	99
70	100	if (empty(self::$working_converters)) {
71		- if (WP_Optimize_WebP::get_instance()->shell_functions_available()) {
72		- self::try_converters($converters_with_shell);
73		- } else {
74		- // If no working converters that don’t require shell access are found,
75		- // and shell functions are unavailable, store the errors.
76		- foreach ($converters_with_shell as $converter_id) {
77		- self::$errors[$converter_id] = __('Required WebP shell functions are not available on the server.', 'wp-optimize');
78		- }
79		- }
	101	+ self::try_shell_converters(self::get_converters_with_shell());
80	102	}
81	103
82	104	return array(
83	105	'working_converters' => self::$working_converters,
		@@ -85,48 +107,77 @@
85	107	);
86	108	}
87	109
88	110	/**
89		- * Tries each converter from the list to convert to WebP
	111	+ * Try shell-based converters, logging an error for each if shell functions are unavailable.
90	112	*
91		- * @param array $converters
	113	+ * @param array<string> $converters List of shell-based converter IDs.
92	114	* @return void
93	115	*/
94		- private static function try_converters($converters) {
95		- $source = WPO_PLUGIN_MAIN_PATH . 'images/logo/wpo_logo_small.png';
	116	+ private static function try_shell_converters($converters): void {
	117	+ if (WP_Optimize_WebP::get_instance()->shell_functions_available()) {
	118	+ self::try_converters($converters);
	119	+ return;
	120	+ }
	121	+
	122	+ foreach ($converters as $converter_id) {
	123	+ self::$errors[$converter_id] = __('Required WebP shell functions are not available on the server.', 'wp-optimize');
	124	+ }
	125	+ }
	126	+
	127	+ /**
	128	+ * Try each converter from the given list to convert the test image to WebP.
	129	+ *
	130	+ * @param array<string> $converters List of converter IDs to try.
	131	+ * @return void
	132	+ */
	133	+ private static function try_converters($converters): void {
96	134	$upload_dir = wp_upload_dir();
97		- $destination = $upload_dir['basedir']. '/wpo/images/wpo_logo_small.png.webp';
	135	+ $base_dir = $upload_dir['basedir'];
	136	+ $source = self::get_source_path();
	137	+ $destination = self::get_destination_path($base_dir);
98	138
99	139	foreach ($converters as $converter_id) {
100		- $conversion_result = self::try_converter($converter_id, $source, $destination, $upload_dir['basedir']);
	140	+ $result = self::try_converter($converter_id, $source, $destination);
101	141
102		- if (true === $conversion_result) {
	142	+ if (true === $result) {
103	143	self::$working_converters[] = $converter_id;
	144	+ self::copy_test_image($source, $base_dir);
104	145	} else {
105		- self::$errors[$converter_id] = $conversion_result;
	146	+ self::$errors[$converter_id] = $result;
106	147	}
107	148	}
108	149	}
109	150
110	151	/**
111		- * Tries to convert to WebP and returns true if the conversion finishes successfully.
	152	+ * Attempt a single WebP conversion and return the result.
112	153	*
113		- * @param string $converter_id
114		- * @param string $source
115		- * @param string $destination
116		- * @param string $target_dir
117		- * @return true|string
	154	+ * @param string $converter_id The converter identifier.
	155	+ * @param string $source Full path to the source image.
	156	+ * @param string $destination Full path for the WebP output.
	157	+ * @return true|string True on success, or an error message string on failure.
118	158	*/
119		- private static function try_converter($converter_id, $source, $destination, $target_dir) {
	159	+ private static function try_converter($converter_id, $source, $destination) {
120	160	try {
121	161	WPO_WebP_Utils::perform_webp_conversion($converter_id, $source, $destination);
122		- // Copying source file to `uploads` folder. To be used test redirection
123		- // We're doing it here, to make sure folders already exists `/wpo/images/`
124		- copy($source, $target_dir. '/wpo/images/wpo_logo_small.png');
125	162	return true;
126	163	} catch (\Exception $e) {
127	164	return $e->getMessage();
128	165	}
	166	+ }
	167	+
	168	+ /**
	169	+ * Copy the test source image to the uploads folder for redirection testing.
	170	+ *
	171	+ * The /wpo/images/ directory is guaranteed to exist at this point because
	172	+ * perform_webp_conversion() already created it during the conversion step.
	173	+ *
	174	+ * @param string $source Full path to the source image.
	175	+ * @param string $base_dir The uploads base directory.
	176	+ * @return void
	177	+ */
	178	+ private static function copy_test_image($source, $base_dir): void {
	179	+ copy($source, $base_dir . '/wpo/images/' . self::TEST_IMAGE_FILENAME);
129	180	}
130	181	}
131	182
132	183	endif;