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WPSSO Core – Complete Schema Markup and Meta Tags / 22.7.0
WPSSO Core – Complete Schema Markup and Meta Tags v22.7.0
22.7.0 22.6.1 22.6.0 22.5.3 22.5.2 22.5.1 22.4.0 22.3.0 22.2.1 22.2.0 22.1.3 22.1.2 22.1.1 22.1.0 22.0.0 21.13.3 21.13.2 trunk 21.13.1
wpsso / lib / conflict.php

conflict.php in WPSSO Core – Complete Schema Markup and Meta Tags 22.7.0, at lib/conflict.php

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1 <?php
2 /*
3 * License: GPLv3
4 * License URI: https://www.gnu.org/licenses/gpl.txt
5 * Copyright 2012-2026 Jean-Sebastien Morisset (https://wpsso.com/)
6 */
7
8 if ( ! defined( 'ABSPATH' ) ) {
9
10 die( 'These aren\'t the droids you\'re looking for.' );
11 }
12
13 if ( ! defined( 'WPSSO_PLUGINDIR' ) ) {
14
15 die( 'Do. Or do not. There is no try.' );
16 }
17
18 if ( ! class_exists( 'WpssoConflict' ) ) {
19
20 class WpssoConflict {
21
22 private $p; // Wpsso class object.
23 private $seo = null; // WpssoConflictSeo class object.
24
25 /*
26 * Instantiated by Wpsso->set_objects() when is_admin() is true.
27 */
28 public function __construct( &$plugin ) {
29
30 $this->p =& $plugin;
31
32 if ( $this->p->debug->enabled ) {
33
34 $this->p->debug->mark();
35 }
36
37 $doing_ajax = SucomUtilWP::doing_ajax();
38
39 if ( ! $doing_ajax ) {
40
41 if ( ! SucomUtilWP::doing_block_editor() ) {
42
43 add_action( 'admin_head', array( $this, 'conflict_checks' ), -1000 );
44 }
45 }
46 }
47
48 public function conflict_checks() {
49
50 $this->conflict_check_addon();
51 $this->conflict_check_db();
52 $this->conflict_check_php();
53 $this->conflict_check_vc();
54 $this->conflict_check_wp();
55
56 require_once WPSSO_PLUGINDIR . 'lib/conflict-seo.php';
57
58 $this->seo = new WpssoConflictSeo( $this->p );
59
60 $this->seo->conflict_checks();
61 }
62
63 private function conflict_check_addon() {
64
65 if ( ! empty( $this->p->avail[ 'p_ext' ][ 'ipm' ] ) ) {
66
67 $pkg_info = $this->p->util->get_pkg_info(); // Uses a local cache.
68 $plugins_url = is_multisite() ? network_admin_url( 'plugins.php', null ) : get_admin_url( $blog_id = null, 'plugins.php' );
69 $plugins_url = add_query_arg( array( 's' => 'wpsso-inherit-parent-meta' ), $plugins_url );
70 $addon_name = __( 'WPSSO Inherit Parent Metadata', 'plugin name', 'wpsso' );
71
72 $notice_msg = sprintf( __( 'The %1$s add-on is deprecated.', 'wpsso' ), $addon_name ) . ' ';
73
74 $notice_msg .= sprintf( __( 'All features of the %1$s add-on were integrated into the %2$s plugin.', 'wpsso' ),
75 $addon_name, $pkg_info[ 'wpsso' ][ 'name' ] ) . ' ';
76
77 $notice_msg .= sprintf( __( '<a href="%1$s">Please deactivate and delete the %2$s add-on</a>.', 'wpsso' ),
78 $plugins_url, $addon_name ) . ' ';
79
80 $notice_key = 'deactivate-wpsso-inherit-parent-meta';
81
82 $this->p->notice->err( $notice_msg, null, $notice_key );
83 }
84
85 if ( ! empty( $this->p->avail[ 'p_ext' ][ 'json' ] ) ) {
86
87 $pkg_info = $this->p->util->get_pkg_info(); // Uses a local cache.
88 $plugins_url = is_multisite() ? network_admin_url( 'plugins.php', null ) : get_admin_url( $blog_id = null, 'plugins.php' );
89 $plugins_url = add_query_arg( array( 's' => 'wpsso-schema-json-ld' ), $plugins_url );
90 $addon_name = __( 'WPSSO Schema JSON-LD Markup', 'plugin name', 'wpsso' );
91
92 if ( ! empty( $pkg_info[ 'wpssojson' ][ 'pp' ] ) && empty( $pkg_info[ 'wpsso' ][ 'pp' ] ) ) {
93
94 $notice_msg = sprintf( __( 'The %1$s add-on is deprecated since October 2021.', 'wpsso' ), $addon_name ) . ' ';
95
96 $notice_msg .= sprintf( __( 'All features of the %1$s add-on were integrated into the %2$s and %3$s plugins at that time.', 'wpsso' ),
97 $addon_name, $pkg_info[ 'wpsso' ][ 'name_std' ], $pkg_info[ 'wpsso' ][ 'name_pro' ] ) . ' ';
98
99 $notice_msg .= sprintf( __( 'The add-on may continue to function as intended, but is no longer actively maintained or tested for compatibility with the %1$s plugin.', 'wpsso' ), $pkg_info[ 'wpsso' ][ 'name' ] ) . ' ';
100
101 $notice_msg .= sprintf( __( '<a href="%1$s">We suggest deactivating the %2$s add-on at your earliest convenience</a>.', 'wpsso' ),
102 $plugins_url, $addon_name ) . ' ';
103
104 $notice_key = 'deactivate-wpsso-schema-json-ld-pro';
105
106 $this->p->notice->warn( $notice_msg, null, $notice_key, 3 * MONTH_IN_SECONDS );
107
108 } else {
109
110 $notice_msg = sprintf( __( 'The %1$s add-on is deprecated.', 'wpsso' ), $addon_name ) . ' ';
111
112 $notice_msg .= sprintf( __( 'All features of the %1$s add-on were integrated into the %2$s plugin.', 'wpsso' ),
113 $addon_name, $pkg_info[ 'wpsso' ][ 'name' ] ) . ' ';
114
115 $notice_msg .= sprintf( __( '<a href="%1$s">Please deactivate and delete the %2$s add-on</a>.', 'wpsso' ),
116 $plugins_url, $addon_name ) . ' ';
117
118 $notice_key = 'deactivate-wpsso-schema-json-ld';
119
120 $this->p->notice->err( $notice_msg, null, $notice_key );
121 }
122 }
123
124 if ( ! empty( $this->p->avail[ 'p_ext' ][ 'org' ] ) ) {
125
126 $pkg_info = $this->p->util->get_pkg_info(); // Uses a local cache.
127 $plugins_url = is_multisite() ? network_admin_url( 'plugins.php', null ) : get_admin_url( $blog_id = null, 'plugins.php' );
128 $plugins_url = add_query_arg( array( 's' => 'wpsso+organization+markup' ), $plugins_url );
129 $addon_name = __( 'WPSSO Organization Markup', 'plugin name', 'wpsso' );
130 $repl_name = $pkg_info[ 'wpssoopm' ][ 'name' ];
131 $repl_link = empty( $this->p->avail[ 'p_ext' ][ 'opm' ] ) ? $this->p->util->get_admin_url( 'addons#wpssoopm', $repl_name ) : $repl_name;
132
133 $notice_msg = sprintf( __( 'The %1$s add-on is deprecated and replaced by the %2$s add-on.', 'wpsso' ),
134 $addon_name, $repl_link ) . ' ';
135
136 if ( empty( $this->p->avail[ 'p_ext' ][ 'opm' ] ) ) {
137
138 $notice_msg .= sprintf( __( 'After installing and activating %1$s, <a href="%2$s">please deactivate and delete the %3$s add-on</a>.',
139 'wpsso' ), $repl_link, $plugins_url, $addon_name ) . ' ';
140
141 } else {
142
143 $notice_msg .= sprintf( __( '<a href="%1$s">Please deactivate and delete the %2$s add-on</a>.', 'wpsso' ),
144 $plugins_url, $addon_name ) . ' ';
145 }
146
147 $notice_key = 'deactivate-wpsso-organization';
148
149 $this->p->notice->err( $notice_msg, null, $notice_key );
150 }
151
152 if ( ! empty( $this->p->avail[ 'p_ext' ][ 'plm' ] ) ) {
153
154 $pkg_info = $this->p->util->get_pkg_info(); // Uses a local cache.
155 $plugins_url = is_multisite() ? network_admin_url( 'plugins.php', null ) : get_admin_url( $blog_id = null, 'plugins.php' );
156 $plugins_url = add_query_arg( array( 's' => 'wpsso-plm' ), $plugins_url );
157 $addon_name = __( 'WPSSO Place and Local SEO Markup', 'plugin name', 'wpsso' );
158 $repl_name = $pkg_info[ 'wpssoopm' ][ 'name' ];
159 $repl_link = empty( $this->p->avail[ 'p_ext' ][ 'opm' ] ) ? $this->p->util->get_admin_url( 'addons#wpssoopm', $repl_name ) : $repl_name;
160
161 $notice_msg = sprintf( __( 'The %1$s add-on is deprecated and replaced by the %2$s add-on.', 'wpsso' ),
162 $addon_name, $repl_link ) . ' ';
163
164 if ( empty( $this->p->avail[ 'p_ext' ][ 'opm' ] ) ) {
165
166 $notice_msg .= sprintf( __( 'After installing and activating %1$s, <a href="%2$s">please deactivate and delete the %3$s add-on</a>.',
167 'wpsso' ), $repl_link, $plugins_url, $addon_name ) . ' ';
168
169 } else {
170
171 $notice_msg .= sprintf( __( '<a href="%1$s">Please deactivate and delete the %2$s add-on</a>.', 'wpsso' ),
172 $plugins_url, $addon_name ) . ' ';
173 }
174
175 $notice_key = 'deactivate-wpsso-plm';
176
177 $this->p->notice->err( $notice_msg, null, $notice_key );
178 }
179 }
180
181 private function conflict_check_db() {
182
183 global $wpdb;
184
185 /*
186 * See https://dev.mysql.com/doc/refman/8.0/en/program-variables.html.
187 *
188 * See https://dev.mysql.com/doc/refman/8.0/en/packet-too-large.html.
189 */
190 $result = $wpdb->get_results( 'SELECT @@global.max_allowed_packet', ARRAY_A );
191
192 if ( isset( $result[ 0 ][ '@@global.max_allowed_packet' ] ) ) { // Just in case.
193
194 $max_allowed = $result[ 0 ][ '@@global.max_allowed_packet' ];
195
196 if ( $this->p->debug->enabled ) {
197
198 $this->p->debug->log( 'db max_allowed_packet value is "' . $max_allowed . '"' );
199 }
200
201 $min_bytes = 1 * 1024 * 1024; // 1MB in bytes.
202 $def_bytes = 16 * 1024 * 1024; // 16MB in bytes.
203
204 if ( $max_allowed < $min_bytes ) {
205
206 $notice_msg = sprintf( __( 'Your database is configured for a "%1$s" size of %2$d bytes, which is less than the recommended minimum value of %3$d bytes (a common default value is %4$d bytes).', 'wpsso' ), 'max_allowed_packet', $max_allowed, $min_bytes, $def_bytes ) . ' ';
207
208 $notice_msg .= sprintf( __( 'Please contact your hosting provider and have the "%1$s" database option adjusted to a larger and safer value.', 'wpsso' ), 'max_allowed_packet' ) . ' ';
209
210 $notice_msg .= sprintf( __( 'See the %1$s sections %2$s and %3$s for more information on this database option.', 'wpsso' ), 'MySQL 8.0 Reference Manual', '<a href="https://dev.mysql.com/doc/refman/8.0/en/program-variables.html">Using Options to Set Program Variables</a>', '<a href="https://dev.mysql.com/doc/refman/8.0/en/packet-too-large.html">Packet Too Large</a>', 'max_allowed_packet' ) . ' ';
211
212 $notice_key = 'db-max-allowed-packet-too-small';
213
214 $this->p->notice->err( $notice_msg, null, $notice_key );
215 }
216 }
217 }
218
219 private function conflict_check_php() {
220
221 /*
222 * Load WP class libraries to avoid triggering a bug in EWWW when applying the 'wp_image_editors' filter.
223 */
224 require_once ABSPATH . WPINC . '/class-wp-image-editor.php';
225 require_once ABSPATH . WPINC . '/class-wp-image-editor-gd.php';
226 require_once ABSPATH . WPINC . '/class-wp-image-editor-imagick.php';
227
228 $implementations = apply_filters( 'wp_image_editors', array( 'WP_Image_Editor_Imagick', 'WP_Image_Editor_GD' ) );
229
230 $php_extensions = $this->p->cf[ 'php' ][ 'extensions' ];
231
232 $error_pre = sprintf( __( '%s error:', 'wpsso' ), __METHOD__ );
233
234 foreach ( $php_extensions as $php_ext => $php_info ) {
235
236 /*
237 * Skip image extensions for WordPress image editors that are not used.
238 */
239 if ( ! empty( $php_info[ 'wp_image_editor' ][ 'class' ] ) ) {
240
241 if ( ! in_array( $php_info[ 'wp_image_editor' ][ 'class' ], $implementations ) ) {
242
243 continue;
244 }
245 }
246
247 $notice_msg = ''; // Clear any previous error message.
248 $notice_key = ''; // Clear any previous error message key.
249
250 /*
251 * Check for the extension first, then maybe check for its functions.
252 */
253 if ( ! extension_loaded( $php_ext ) ) {
254
255 if ( $this->p->debug->enabled ) {
256
257 $this->p->debug->log( 'php ' . $php_ext . ' extension module is not loaded' );
258 }
259
260 /*
261 * If this is a WordPress image editing extension, add information about the WordPress
262 * image editing class.
263 */
264 if ( ! empty( $php_info[ 'wp_image_editor' ][ 'class' ] ) ) {
265
266 /*
267 * If we have a WordPress reference URL for this image editing class, link the
268 * image editor class name.
269 */
270 if ( ! empty( $php_info[ 'wp_image_editor' ][ 'url' ] ) ) {
271
272 $editor_class = '<a href="' . $php_info[ 'wp_image_editor' ][ 'url' ] . '">' .
273 $php_info[ 'wp_image_editor' ][ 'class' ] . '</a>';
274
275 } else $editor_class = $php_info[ 'wp_image_editor' ][ 'class' ];
276
277 $notice_msg .= sprintf( __( 'WordPress is configured to use the %1$s image editing class but the <a href="%2$s">PHP %3$s extension module</a> is not loaded:', 'wpsso' ), $editor_class, $php_info[ 'url' ], $php_info[ 'label' ] ) . ' ';
278
279 } else $notice_msg .= sprintf( __( 'The <a href="%1$s">PHP %2$s extension module</a> is not loaded:', 'wpsso' ),
280 $php_info[ 'url' ], $php_info[ 'label' ] ) . ' ';
281
282 /*
283 * Add additional / mode specific information about this check for the hosting provider.
284 */
285 $notice_msg .= sprintf( __( 'The <a href="%1$s">PHP %2$s function</a> for "%3$s" returned false.', 'wpsso' ),
286 __( 'https://secure.php.net/manual/en/function.extension-loaded.php', 'wpsso' ),
287 '<code>extension_loaded()</code>', $php_ext ) . ' ';
288
289 /*
290 * If we are checking for the ImageMagick PHP extension, make sure the user knows the
291 * difference between the OS package and the PHP extension.
292 */
293 if ( $php_ext === 'imagick' ) {
294
295 $notice_msg .= sprintf( __( 'Note that the ImageMagick application and the PHP "%1$s" extension are two different products - this error is for the PHP "%1$s" extension, not the ImageMagick application.', 'wpsso' ), $php_ext ) . ' ';
296 }
297
298 $notice_msg .= sprintf( __( 'Please contact your hosting provider to have the missing PHP "%1$s" extension installed and enabled.', 'wpsso' ), $php_ext );
299
300 $notice_key .= 'php-extension-' . $php_ext . '-not-loaded';
301
302 /*
303 * If the PHP extension is loaded, then maybe check to make sure the extension is complete. ;-)
304 */
305 } elseif ( ! empty( $php_info[ 'classes' ] ) && is_array( $php_info[ 'classes' ] ) ) {
306
307 foreach ( $php_info[ 'classes' ] as $class_name ) {
308
309 if ( ! class_exists( $class_name ) ) {
310
311 if ( $this->p->debug->enabled ) {
312
313 $this->p->debug->log( 'php ' . $class_name . ' class is missing' );
314 }
315
316 $notice_msg .= sprintf( __( 'The <a href="%1$s">PHP %2$s extension module</a> is loaded but the %3$s class is missing.', 'wpsso' ), $php_info[ 'url' ], $php_info[ 'label' ], '<code>' . $class_name . '</code>' ) . ' ';
317
318 $notice_msg .= __( 'Please contact your hosting provider to have the missing PHP class installed.', 'wpsso' );
319
320 $notice_key .= 'php-class-' . $class_name . '-missing';
321 }
322 }
323
324 } elseif ( ! empty( $php_info[ 'functions' ] ) && is_array( $php_info[ 'functions' ] ) ) {
325
326 foreach ( $php_info[ 'functions' ] as $function_name ) {
327
328 if ( ! function_exists( $function_name ) ) {
329
330 if ( $this->p->debug->enabled ) {
331
332 $this->p->debug->log( 'php ' . $function_name . '() function is missing' );
333 }
334
335 $notice_msg .= sprintf( __( 'The <a href="%1$s">PHP %2$s extension module</a> is loaded but the %3$s function is missing.', 'wpsso' ), $php_info[ 'url' ], $php_info[ 'label' ], '<code>' . $function_name . '()</code>' ) . ' ';
336
337 $notice_msg .= __( 'Please contact your hosting provider to have the missing PHP function installed.', 'wpsso' );
338
339 $notice_key .= 'php-function-' . $function_name . '-missing';
340 }
341 }
342 }
343
344 if ( ! empty( $notice_msg ) ) {
345
346 $this->p->notice->err( $notice_msg, null, $notice_key );
347
348 SucomUtil::safe_error_log( $error_pre . ' ' . $notice_msg, $strip_html = true );
349 }
350 }
351 }
352
353 private function conflict_check_vc() {
354
355 if ( defined( 'WPB_VC_VERSION' ) ) {
356
357 /*
358 * Although no specific entry was added in the WPBakery changelog, it has been reported that this
359 * bug is now fixed in the current WPBakery version (6.1.0).
360 *
361 * https://kb.wpbakery.com/docs/preface/release-notes/
362 */
363 $min_version = '6.1.0';
364
365 if ( version_compare( WPB_VC_VERSION, $min_version, '<' ) ) {
366
367 if ( $this->p->debug->enabled ) {
368
369 $this->p->debug->log( 'visual composer version with event bug detected' );
370 }
371
372 $blog_post_url = 'https://surniaulula.com/2018/apps/wordpress/plugins/wpbakery/wpbakery-visual-composer-bug-in-change-handler/';
373
374 $notice_msg = __( 'An issue with WPBakery Visual Composer has been detected.', 'wpsso' ) . ' ';
375
376 $notice_msg .= sprintf( __( 'WPBakery Visual Composer version %s and older are known to have a bug in their jQuery event handling code.', 'wpsso' ), $min_version ) . ' ';
377
378 $notice_msg .= __( 'To avoid jQuery crashing on show / hide jQuery events, please update your version of WPBakery Visual Composer immediately.', 'wpsso' );
379
380 $notice_key = 'wpb-vc-version-event-bug-' . $min_version;
381
382 $this->p->notice->err( $notice_msg, null, $notice_key );
383 }
384 }
385 }
386
387 private function conflict_check_wp() {
388
389 $is_public = get_option( 'blog_public' );
390 $is_prod_env = 'production' === wp_get_environment_type() ? true : false; // Since WP v5.5.
391
392 if ( ! $is_public && $is_prod_env ) {
393
394 if ( $this->p->debug->enabled ) {
395
396 $this->p->debug->log( 'wp blog_public option is disabled' );
397 }
398
399 $settings_url = get_admin_url( $blog_id = null, 'options-reading.php' );
400
401 $notice_msg = sprintf( __( 'The WordPress <a href="%s">Search Engine Visibility</a> option is set to discourage search engines from indexing this site.', 'wpsso' ), $settings_url ) . ' ';
402
403 $notice_msg .= __( 'This is not compatible with the purpose of optimizing your content for social and search engines - please uncheck the option to allow search engines and social sites to access your site.', 'wpsso' );
404
405 $notice_key = 'wp-search-engine-visibility-disabled';
406 $dismiss_time = MONTH_IN_SECONDS;
407
408 $this->p->notice->warn( $notice_msg, null, $notice_key, $dismiss_time );
409 }
410 }
411 }
412 }
413