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<title>[2966] sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer: developer.wordpress.org: Add a filter form to taxonomy archives.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://meta.trac.wordpress.org/changeset/2966">2966</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://meta.trac.wordpress.org/changeset/2966","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>coffee2code</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2016-04-15 21:38:17 +0000 (Fri, 15 Apr 2016)</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'>developer.wordpress.org: Add a filter form to taxonomy archives.

Props keesiemeijer.
Fixes <a href="http://meta.trac.wordpress.org/ticket/601">#601</a>.</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperarchivephp">sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/archive.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperincextrasphp">sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/extras.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperinctemplatetagsphp">sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/template-tags.php</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperscssmainscss">sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/scss/main.scss</a></li>
<li><a href="#sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperstylesheetsmaincss">sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/main.css</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperarchivephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/archive.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/archive.php   2016-04-15 20:12:38 UTC (rev 2965)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/archive.php     2016-04-15 21:38:17 UTC (rev 2966)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -16,6 +16,8 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                <main id="main" class="site-main" role="main">
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+                        <?php taxonomy_archive_filter(); ?>
+
</ins><span class="cx" style="display: block; padding: 0 10px">                         <?php if ( have_posts() ) : ?>
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperincextrasphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/extras.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/extras.php        2016-04-15 20:12:38 UTC (rev 2965)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/extras.php  2016-04-15 21:38:17 UTC (rev 2966)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -140,3 +140,58 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> add_filter( 'the_title',         'wporg_filter_archive_title', 10, 2 );
</span><span class="cx" style="display: block; padding: 0 10px"> add_filter( 'single_post_title', 'wporg_filter_archive_title', 10, 2 );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+/**
+ * Removes the query string from get_pagenum_link() for loop pagination.
+ * Fixes pagination links like example.com/?foo=bar/page/2/.
+ *
+ * @param array  $args Arguments for the paginate_links() function.
+ * @return array       Arguments for the paginate_links() function.
+ */
+function wporg_loop_pagination_args( $args ) {
+       global $wp_rewrite;
+
+       // Add the $base argument to the array if the user is using permalinks.
+       if ( $wp_rewrite->using_permalinks() && ! is_search() ) {
+               $pagenum = trailingslashit( preg_replace( '/\?.*/', '', get_pagenum_link() ) );
+               $pagination_base = $wp_rewrite->pagination_base;
+               
+               $args['base'] = user_trailingslashit(  $pagenum . "{$pagination_base}/%#%" );
+       }
+
+       return $args;
+}
+add_filter( 'loop_pagination_args', 'wporg_loop_pagination_args' );
+
+/**
+ * Removes 'page/1' from pagination links with a query string.
+ * 
+ * @param  string $page_links Page links HTML.
+ * @return string             Page links HTML.
+ */
+function wporg_loop_pagination( $page_links ) {
+       global $wp_rewrite;
+
+       $pagination_base = $wp_rewrite->pagination_base;
+       $request         = remove_query_arg( 'paged' );
+       $query_string    = explode( '?', $request );
+
+       if ( isset( $query_string[1] ) ) {
+
+               $query_string = preg_quote( $query_string[1], '#' );
+       
+               // Remove 'page/1' from the entire output since it's not needed.
+               $page_links = preg_replace(
+                       array(
+                               "#(href=['\"].*?){$pagination_base}/1(\?{$query_string}['\"])#",  // 'page/1'
+                               "#(href=['\"].*?){$pagination_base}/1/(\?{$query_string}['\"])#", // 'page/1/'
+                       ),
+                       '$1$2',
+                       $page_links
+               );
+       }
+
+       return $page_links;
+}
+add_filter( 'loop_pagination', 'wporg_loop_pagination' );
+
</ins></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperinctemplatetagsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/template-tags.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/template-tags.php 2016-04-15 20:12:38 UTC (rev 2965)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/inc/template-tags.php   2016-04-15 21:38:17 UTC (rev 2966)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -340,15 +340,22 @@
</span><span class="cx" style="display: block; padding: 0 10px">        /**
</span><span class="cx" style="display: block; padding: 0 10px">         * Get an array of all parsed post types.
</span><span class="cx" style="display: block; padding: 0 10px">         *
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+         * @param string  $labels If set to 'labels' post types with their labels are returned.
</ins><span class="cx" style="display: block; padding: 0 10px">          * @return array
</span><span class="cx" style="display: block; padding: 0 10px">         */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-        function get_parsed_post_types() {
-               return array(
-                       'wp-parser-class',
-                       'wp-parser-function',
-                       'wp-parser-hook',
-                       'wp-parser-method',
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ function get_parsed_post_types( $labels = '' ) {
+               $post_types =  array(
+                       'wp-parser-class'    => __( 'Classes',   'wporg' ),
+                       'wp-parser-function' => __( 'Functions', 'wporg' ),
+                       'wp-parser-hook'     => __( 'Hooks',     'wporg' ),
+                       'wp-parser-method'   => __( 'Methods',   'wporg' ),
</ins><span class="cx" style="display: block; padding: 0 10px">                 );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+               if ( 'labels' !== $labels ) {
+                       return array_keys( $post_types );
+               }
+
+               return $post_types;
</ins><span class="cx" style="display: block; padding: 0 10px">         }
</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">@@ -1393,4 +1400,49 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><span class="cx" style="display: block; padding: 0 10px">                return $message;
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+       /**
+        * Displays a post type filter dropdown on taxonomy pages. 
+        * 
+        * @return string HTML filter form.
+        */
+       function taxonomy_archive_filter() {
+               global $wp_rewrite;
+
+               $taxonomies = array( 'wp-parser-since', 'wp-parser-package', 'wp-parser-source-file' );
+               $taxonomy   = get_query_var( 'taxonomy' );
+               $term       = get_query_var( 'term' );
+
+               if ( ! ( is_tax() && in_array( $taxonomy, $taxonomies ) ) ) {
+                       return;
+               }
+
+               $post_types  = get_parsed_post_types( 'labels' );
+               $post_types  = array( 'any' => __( 'Any type', 'wporg' ) ) + $post_types;
+
+               $qv_post_type = array_filter( (array) get_query_var( 'post_type' ) );
+               $qv_post_type = $qv_post_type ? $qv_post_type : array( 'any' );
+
+               $options = '';
+               foreach ( $post_types as $post_type => $label ) {
+                       $selected = in_array( $post_type, $qv_post_type ) ? " selected='selected'" : '';
+                       $options .= "\n\t<option$selected value='" . esc_attr( $post_type ) . "'>$label</option>";
+               }
+
+               $form = "<form method='get' class='archive-filter-form' action=''>";
+
+               if ( ! $wp_rewrite->using_permalinks() ) {
+                       // Add taxonomy and term when not using permalinks.
+                       $form .= "<input type='hidden' name='" . esc_attr( $taxonomy ) . "' value='" . esc_attr( $term ) . "'>";
+               }
+               
+               $form .= "<label for='archive-filter'>";
+               $form .= __( 'Filter by type:', 'wporg' ) . ' ';
+               $form .= '<select name="post_type[]" id="archive-filter">';
+               $form .= $options . '</select></label>';
+               $form .= "<input class='shiny-blue' type='submit' value='Filter' /></form>";
+
+               echo $form;
+       }
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperscssmainscss"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/scss/main.scss</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/scss/main.scss        2016-04-15 20:12:38 UTC (rev 2965)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/scss/main.scss  2016-04-15 21:38:17 UTC (rev 2966)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -673,6 +673,17 @@
</span><span class="cx" style="display: block; padding: 0 10px">                }
</span><span class="cx" style="display: block; padding: 0 10px">        }
</span><span class="cx" style="display: block; padding: 0 10px"> 
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+        .archive-filter-form {
+               margin: 5rem 0;
+               font-size: 1.5rem;
+               input[type="submit"] {
+                       margin-left: .5em;
+                       padding: 0.2em 0.5em;
+                       line-height: 1;
+                       font-size: 1.5rem;
+               }
+       }
+
</ins><span class="cx" style="display: block; padding: 0 10px">         .searchform {
</span><span class="cx" style="display: block; padding: 0 10px">                overflow: hidden;
</span><span class="cx" style="display: block; padding: 0 10px">                height: auto;
</span></span></pre></div>
<a id="sitestrunkwordpressorgpublic_htmlwpcontentthemespubwporgdeveloperstylesheetsmaincss"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/main.css</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/main.css  2016-04-15 20:12:38 UTC (rev 2965)
+++ sites/trunk/wordpress.org/public_html/wp-content/themes/pub/wporg-developer/stylesheets/main.css    2016-04-15 21:38:17 UTC (rev 2966)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -912,6 +912,16 @@
</span><span class="cx" style="display: block; padding: 0 10px">   font-size: 36px;
</span><span class="cx" style="display: block; padding: 0 10px">   line-height: 36px;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+.devhub-wrap .archive-filter-form {
+  margin: 5rem 0;
+  font-size: 1.5rem;
+}
+.devhub-wrap .archive-filter-form input[type="submit"] {
+  margin-left: .5em;
+  padding: 0.2em 0.5em;
+  line-height: 1;
+  font-size: 1.5rem;
+}
</ins><span class="cx" style="display: block; padding: 0 10px"> .devhub-wrap .searchform {
</span><span class="cx" style="display: block; padding: 0 10px">   overflow: hidden;
</span><span class="cx" style="display: block; padding: 0 10px">   height: auto;
</span></span></pre>
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