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<title>[49639] trunk: I18N: Avoid PHP notices for relative URLs in `load_script_textdomain()`.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/49639">49639</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/49639","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>SergeyBiryukov</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-11-17 20:50:21 +0000 (Tue, 17 Nov 2020)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>I18N: Avoid PHP notices for relative URLs in `load_script_textdomain()`.

Props hellofromTonya, SeBsZ, archon810, nourma, justinahinon, SergeyBiryukov.
Fixes <a href="https://core.trac.wordpress.org/ticket/49145">#49145</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesl10nphp">trunk/src/wp-includes/l10n.php</a></li>
<li><a href="#trunktestsphpunittestsl10nloadScriptTextdomainphp">trunk/tests/phpunit/tests/l10n/loadScriptTextdomain.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludesl10nphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/l10n.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/l10n.php    2020-11-17 20:26:32 UTC (rev 49638)
+++ trunk/src/wp-includes/l10n.php      2020-11-17 20:50:21 UTC (rev 49639)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1040,7 +1040,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">        // If the host is the same or it's a relative URL.
</span><span class="cx" style="display: block; padding: 0 10px">        if (
</span><span class="cx" style="display: block; padding: 0 10px">                ( ! isset( $content_url['path'] ) || strpos( $src_url['path'], $content_url['path'] ) === 0 ) &&
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                ( ! isset( $src_url['host'] ) || $src_url['host'] === $content_url['host'] )
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         ( ! isset( $src_url['host'] ) || ! isset( $content_url['host'] ) || $src_url['host'] === $content_url['host'] )
</ins><span class="cx" style="display: block; padding: 0 10px">         ) {
</span><span class="cx" style="display: block; padding: 0 10px">                // Make the src relative the specific plugin or theme.
</span><span class="cx" style="display: block; padding: 0 10px">                if ( isset( $content_url['path'] ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1057,7 +1057,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">                $relative = implode( '/', $relative );
</span><span class="cx" style="display: block; padding: 0 10px">        } elseif (
</span><span class="cx" style="display: block; padding: 0 10px">                ( ! isset( $plugins_url['path'] ) || strpos( $src_url['path'], $plugins_url['path'] ) === 0 ) &&
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                ( ! isset( $src_url['host'] ) || $src_url['host'] === $plugins_url['host'] )
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         ( ! isset( $src_url['host'] ) || ! isset( $plugins_url['host'] ) || $src_url['host'] === $plugins_url['host'] )
</ins><span class="cx" style="display: block; padding: 0 10px">         ) {
</span><span class="cx" style="display: block; padding: 0 10px">                // Make the src relative the specific plugin.
</span><span class="cx" style="display: block; padding: 0 10px">                if ( isset( $plugins_url['path'] ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1072,7 +1072,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                $relative = array_slice( $relative, 1 ); // Remove <plugin name>.
</span><span class="cx" style="display: block; padding: 0 10px">                $relative = implode( '/', $relative );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        } elseif ( ! isset( $src_url['host'] ) || $src_url['host'] === $site_url['host'] ) {
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ } elseif ( ! isset( $src_url['host'] ) || ! isset( $site_url['host'] ) || $src_url['host'] === $site_url['host'] ) {
</ins><span class="cx" style="display: block; padding: 0 10px">                 if ( ! isset( $site_url['path'] ) ) {
</span><span class="cx" style="display: block; padding: 0 10px">                        $relative = trim( $src_url['path'], '/' );
</span><span class="cx" style="display: block; padding: 0 10px">                } elseif ( ( strpos( $src_url['path'], trailingslashit( $site_url['path'] ) ) === 0 ) ) {
</span></span></pre></div>
<a id="trunktestsphpunittestsl10nloadScriptTextdomainphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/phpunit/tests/l10n/loadScriptTextdomain.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/l10n/loadScriptTextdomain.php   2020-11-17 20:26:32 UTC (rev 49638)
+++ trunk/tests/phpunit/tests/l10n/loadScriptTextdomain.php     2020-11-17 20:50:21 UTC (rev 49639)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -5,69 +5,128 @@
</span><span class="cx" style="display: block; padding: 0 10px">  * @group i18n
</span><span class="cx" style="display: block; padding: 0 10px">  */
</span><span class="cx" style="display: block; padding: 0 10px"> class Tests_L10n_loadScriptTextdomain extends WP_UnitTestCase {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        public function site_url_subdirectory( $site_url ) {
-               return $site_url . '/wp';
-       }
</del><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        public function relative_path_from_cdn( $relative, $src ) {
-               if ( 0 === strpos( $src, 'https://my-cdn.com/wordpress/' ) ) {
-                       return substr( $src, strlen( 'https://my-cdn.com/wordpress/' ) );
-               }
-
-               return $relative;
-       }
-
-       public function plugins_url_custom_domain() {
-               return 'https://plugins.example.com';
-       }
-
-       public function content_url_custom_domain_with_no_path() {
-               return 'https://content.example.com';
-       }
-
</del><span class="cx" style="display: block; padding: 0 10px">         /**
</span><span class="cx" style="display: block; padding: 0 10px">         * @ticket 45528
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @ticket 46336
+        * @ticket 46387
+        * @ticket 49145
+        *
+        * @dataProvider data_test_resolve_relative_path
</ins><span class="cx" style="display: block; padding: 0 10px">          */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        public function test_resolve_relative_path() {
-               $json_translations = file_get_contents( DIR_TESTDATA . '/languages/en_US-813e104eb47e13dd4cc5af844c618754.json' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ public function test_resolve_relative_path( $translation_path, $handle, $src, $textdomain, $filter = array() ) {
+               if ( ! empty( $filter ) ) {
+                       add_filter( $filter[0], $filter[1], 10, isset( $filter[2] ) ? $filter[2] : 1 );
+               }
+               wp_enqueue_script( $handle, $src, array(), null );
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                wp_enqueue_script( 'test-example-root', '/wp-includes/js/script.js', array(), null );
-               $this->assertSame( $json_translations, load_script_textdomain( 'test-example-root', 'default', DIR_TESTDATA . '/languages' ) );
-
-               // Assets on a CDN.
-               add_filter( 'load_script_textdomain_relative_path', array( $this, 'relative_path_from_cdn' ), 10, 2 );
-               wp_enqueue_script( 'test-example-cdn', 'https://my-cdn.com/wordpress/wp-includes/js/script.js', array(), null );
-               $this->assertSame( $json_translations, load_script_textdomain( 'test-example-cdn', 'default', DIR_TESTDATA . '/languages' ) );
-               remove_filter( 'load_script_textdomain_relative_path', array( $this, 'relative_path_from_cdn' ) );
-
-               // Test for WordPress installs in a subdirectory.
-               add_filter( 'site_url', array( $this, 'site_url_subdirectory' ) );
-               wp_enqueue_script( 'test-example-subdir', '/wp/wp-includes/js/script.js', array(), null );
-               $this->assertSame( $json_translations, load_script_textdomain( 'test-example-subdir', 'default', DIR_TESTDATA . '/languages' ) );
-               remove_filter( 'site_url', array( $this, 'site_url_subdirectory' ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         $expected = file_get_contents( DIR_TESTDATA . $translation_path );
+               $this->assertSame( $expected, load_script_textdomain( $handle, $textdomain, DIR_TESTDATA . '/languages' ) );
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        /**
-        * @ticket 46336
-        */
-       public function test_resolve_relative_path_custom_plugins_url() {
-               $json_translations = file_get_contents( DIR_TESTDATA . '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json' );
-
-               add_filter( 'plugins_url', array( $this, 'plugins_url_custom_domain' ) );
-               wp_enqueue_script( 'plugin-example-1', 'https://plugins.example.com/my-plugin/js/script.js', array(), null );
-               $this->assertSame( $json_translations, load_script_textdomain( 'plugin-example-1', 'internationalized-plugin', DIR_TESTDATA . '/languages' ) );
-               remove_filter( 'plugins_url', array( $this, 'plugins_url_custom_domain' ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ public function data_test_resolve_relative_path() {
+               return array(
+                       // @ticket 45528
+                       array(
+                               '/languages/en_US-813e104eb47e13dd4cc5af844c618754.json',
+                               'test-example-root',
+                               '/wp-includes/js/script.js',
+                               'default',
+                       ),
+                       // Assets on a CDN.
+                       array(
+                               '/languages/en_US-813e104eb47e13dd4cc5af844c618754.json',
+                               'test-example-cdn',
+                               'https://my-cdn.com/wordpress/wp-includes/js/script.js',
+                               'default',
+                               array( 'load_script_textdomain_relative_path', array( $this, 'relative_path_from_cdn' ), 2 ),
+                       ),
+                       // Test for WordPress installs in a subdirectory.
+                       array(
+                               '/languages/en_US-813e104eb47e13dd4cc5af844c618754.json',
+                               'test-example-subdir',
+                               '/wp/wp-includes/js/script.js',
+                               'default',
+                               array(
+                                       'site_url',
+                                       function ( $site_url ) {
+                                               return $site_url . '/wp';
+                                       },
+                               ),
+                       ),
+                       // @ticket 46336
+                       array(
+                               '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json',
+                               'plugin-example-1',
+                               'https://plugins.example.com/my-plugin/js/script.js',
+                               'internationalized-plugin',
+                               array(
+                                       'plugins_url',
+                                       function () {
+                                               return 'https://plugins.example.com';
+                                       },
+                               ),
+                       ),
+                       // @ticket 46387
+                       array(
+                               '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json',
+                               'plugin-example-2',
+                               'https://content.example.com/plugins/my-plugin/js/script.js',
+                               'internationalized-plugin',
+                               array(
+                                       'content_url',
+                                       function () {
+                                               return 'https://content.example.com';
+                                       },
+                               ),
+                       ),
+                       // @ticket 49145
+                       array(
+                               '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json',
+                               'test-when-no-content_url-host',
+                               'https://content.example.com/plugins/my-plugin/js/script.js',
+                               'internationalized-plugin',
+                               array(
+                                       'content_url',
+                                       function () {
+                                               return '/';
+                                       },
+                               ),
+                       ),
+                       // @ticket 49145
+                       array(
+                               '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json',
+                               'test-when-no-plugins_url-host',
+                               'https://plugins.example.com/my-plugin/js/script.js',
+                               'internationalized-plugin',
+                               array(
+                                       'plugins_url',
+                                       function () {
+                                               return '/';
+                                       },
+                               ),
+                       ),
+                       // @ticket 49145
+                       array(
+                               '/languages/en_US-813e104eb47e13dd4cc5af844c618754.json',
+                               'test-when-no-site_url-host',
+                               '/wp/wp-includes/js/script.js',
+                               'default',
+                               array(
+                                       'site_url',
+                                       function () {
+                                               return '/wp';
+                                       },
+                               ),
+                       ),
+               );
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        /**
-        * @ticket 46387
-        */
-       public function test_resolve_relative_path_custom_content_url() {
-               $json_translations = file_get_contents( DIR_TESTDATA . '/languages/plugins/internationalized-plugin-en_US-2f86cb96a0233e7cb3b6f03ad573be0b.json' );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ public function relative_path_from_cdn( $relative, $src ) {
+               if ( 0 === strpos( $src, 'https://my-cdn.com/wordpress/' ) ) {
+                       return substr( $src, strlen( 'https://my-cdn.com/wordpress/' ) );
+               }
</ins><span class="cx" style="display: block; padding: 0 10px"> 
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-                add_filter( 'content_url', array( $this, 'content_url_custom_domain_with_no_path' ) );
-               wp_enqueue_script( 'plugin-example-2', 'https://content.example.com/plugins/my-plugin/js/script.js', array(), null );
-               $this->assertSame( $json_translations, load_script_textdomain( 'plugin-example-2', 'internationalized-plugin', DIR_TESTDATA . '/languages' ) );
-               remove_filter( 'content_url', array( $this, 'content_url_custom_domain_with_no_path' ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         return $relative;
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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