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<title>[32510] trunk/src/wp-includes/l10n.php: Allow `wp_dropdown_languages()` to return the markup instead of displaying.</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/32510">32510</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/32510","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>2015-05-19 00:32:10 +0000 (Tue, 19 May 2015)</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'>Allow `wp_dropdown_languages()` to return the markup instead of displaying.
props leewillis77, juliobox.
fixes <a href="https://core.trac.wordpress.org/ticket/32432">#32432</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesl10nphp">trunk/src/wp-includes/l10n.php</a></li>
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<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 2015-05-18 18:36:46 UTC (rev 32509)
+++ trunk/src/wp-includes/l10n.php 2015-05-19 00:32:10 UTC (rev 32510)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -851,6 +851,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * Language selector.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.0.0
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @since 4.3.0 Introduced the `echo` argument.
</ins><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @see get_available_languages()
</span><span class="cx" style="display: block; padding: 0 10px"> * @see wp_get_available_translations()
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -858,15 +859,18 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @param string|array $args {
</span><span class="cx" style="display: block; padding: 0 10px"> * Optional. Array or string of arguments for outputting the language selector.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @type string $id ID attribute of the select element. Default empty.
- * @type string $name Name attribute of the select element. Default empty.
- * @type array $languages List of installed languages, contain only the locales.
- * Default empty array.
- * @type array $translations List of available translations. Default result of
- * {@see wp_get_available_translations()}.
- * @type string $selected Language which should be selected. Default empty.
- * @type bool $show_available_translations Whether to show available translations. Default true.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @type string $id ID attribute of the select element. Default empty.
+ * @type string $name Name attribute of the select element. Default empty.
+ * @type array $languages List of installed languages, contain only the locales.
+ * Default empty array.
+ * @type array $translations List of available translations. Default result of
+ * {@see wp_get_available_translations()}.
+ * @type string $selected Language which should be selected. Default empty.
+ * @type bool|int $echo Whether to echo or return the generated markup. Accepts 0, 1, or their
+ * bool equivalents. Default 1.
+ * @type bool $show_available_translations Whether to show available translations. Default true.
</ins><span class="cx" style="display: block; padding: 0 10px"> * }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @return string HTML content only if 'echo' argument is 0.
</ins><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function wp_dropdown_languages( $args = array() ) {
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -876,6 +880,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'languages' => array(),
</span><span class="cx" style="display: block; padding: 0 10px"> 'translations' => array(),
</span><span class="cx" style="display: block; padding: 0 10px"> 'selected' => '',
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ 'echo' => 1,
</ins><span class="cx" style="display: block; padding: 0 10px"> 'show_available_translations' => true,
</span><span class="cx" style="display: block; padding: 0 10px"> ) );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -912,7 +917,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $translations_available = ( ! empty( $translations ) && $args['show_available_translations'] );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- printf( '<select name="%s" id="%s">', esc_attr( $args['name'] ), esc_attr( $args['id'] ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $output = sprintf( '<select name="%s" id="%s">', esc_attr( $args['name'] ), esc_attr( $args['id'] ) );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> // Holds the HTML markup.
</span><span class="cx" style="display: block; padding: 0 10px"> $structure = array();
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -950,7 +955,13 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $structure[] = '</optgroup>';
</span><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">- echo join( "\n", $structure );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $output .= join( "\n", $structure );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo '</select>';
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $output .= '</select>';
+
+ if ( $args['echo'] ) {
+ echo $output;
+ }
+
+ return $output;
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre>
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