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<title>[40994] trunk: Introduce `wp_get_object_terms_args` filter.</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/40994">40994</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/40994","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>boonebgorges</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2017-07-02 18:28:21 +0000 (Sun, 02 Jul 2017)</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'>Introduce `wp_get_object_terms_args` filter.
This filter allows developers to modify the arguments passed to
`wp_get_object_terms()` before the query is run.
Props enrico.sorcinelli.
Fixes <a href="https://core.trac.wordpress.org/ticket/35925">#35925</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludestaxonomyphp">trunk/src/wp-includes/taxonomy.php</a></li>
<li><a href="#trunktestsphpunitteststermwpGetObjectTermsphp">trunk/tests/phpunit/tests/term/wpGetObjectTerms.php</a></li>
</ul>
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<h3>Diff</h3>
<a id="trunksrcwpincludestaxonomyphp"></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/taxonomy.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/taxonomy.php 2017-07-02 05:15:42 UTC (rev 40993)
+++ trunk/src/wp-includes/taxonomy.php 2017-07-02 18:28:21 UTC (rev 40994)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1882,6 +1882,18 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $args = wp_parse_args( $args );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /**
+ * Filter arguments for retrieving object terms.
+ *
+ * @since 4.9.0
+ *
+ * @param array $args An array of arguments for retrieving terms for the given object(s).
+ * See {@see wp_get_object_terms()} for details.
+ * @param int|array $object_ids Object ID or array of IDs.
+ * @param string|array $taxonomies The taxonomies to retrieve terms from.
+ */
+ $args = apply_filters( 'wp_get_object_terms_args', $args, $object_ids, $taxonomies );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> /*
</span><span class="cx" style="display: block; padding: 0 10px"> * When one or more queried taxonomies is registered with an 'args' array,
</span><span class="cx" style="display: block; padding: 0 10px"> * those params override the `$args` passed to this function.
</span></span></pre></div>
<a id="trunktestsphpunitteststermwpGetObjectTermsphp"></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/term/wpGetObjectTerms.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/term/wpGetObjectTerms.php 2017-07-02 05:15:42 UTC (rev 40993)
+++ trunk/tests/phpunit/tests/term/wpGetObjectTerms.php 2017-07-02 18:28:21 UTC (rev 40994)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -732,4 +732,32 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $this->assertEquals( array( $t1, $t3, $t2 ), $found );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+ /**
+ * @ticket 35925
+ */
+ public function test_wp_get_object_terms_args_filter() {
+ $taxonomy = 'wptests_tax_4';
+
+ register_taxonomy( $taxonomy, 'post', array( 'sort' => 'true' ) );
+ $post_id = self::factory()->post->create();
+ $terms = array( 'foo', 'bar', 'baz' );
+ $set = wp_set_object_terms( $post_id, $terms, $taxonomy );
+
+ // Filter for maintaining term order
+ add_filter( 'wp_get_object_terms_args', array( $this, 'filter_wp_get_object_terms_args' ), 10, 3 );
+
+ // Test directly
+ $get_object_terms = wp_get_object_terms( $post_id, $taxonomy, array( 'fields' => 'names' ) );
+ $this->assertEquals( $terms, $get_object_terms );
+
+ // Test metabox taxonomy (admin advanced edit)
+ $terms_to_edit = get_terms_to_edit( $post_id, $taxonomy );
+ $this->assertEquals( implode( ',', $terms ), $terms_to_edit );
+ }
+
+ function filter_wp_get_object_terms_args ( $args, $object_ids, $taxonomies ) {
+ $args['orderby'] = 'term_order';
+ return $args;
+ }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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