Move gallery shortcode into separate file

functions.php

@@ -10,6 +10,7 @@ require_once locate_template('/lib/config.php');          // Configuration
 require_once locate_template('/lib/activation.php');      // Theme activation
 require_once locate_template('/lib/cleanup.php');         // Cleanup
 require_once locate_template('/lib/nav.php');             // Custom nav modifications
+require_once locate_template('/lib/gallery.php');         // Custom [gallery] modifications
 require_once locate_template('/lib/comments.php');        // Custom comments modifications
 require_once locate_template('/lib/rewrites.php');        // URL rewriting for assets
 require_once locate_template('/lib/relative-urls.php');   // Root relative URLs

lib/cleanup.php

@@ -186,106 +186,6 @@ function roots_caption($output, $attr, $content) {
 }
 add_filter('img_caption_shortcode', 'roots_caption', 10, 3);
 
-/**
- * Clean up gallery_shortcode()
- *
- * Re-create the [gallery] shortcode and use thumbnails styling from Bootstrap
- *
- * @link http://twitter.github.com/bootstrap/components.html#thumbnails
- */
-function roots_gallery($attr) {
-  $post = get_post();
-
-  static $instance = 0;
-  $instance++;
-
-  if (!empty($attr['ids'])) {
-    if (empty($attr['orderby'])) {
-      $attr['orderby'] = 'post__in';
-    }
-    $attr['include'] = $attr['ids'];
-  }
-
-  $output = apply_filters('post_gallery', '', $attr);
-
-  if ($output != '') {
-    return $output;
-  }
-
-  if (isset($attr['orderby'])) {
-    $attr['orderby'] = sanitize_sql_orderby($attr['orderby']);
-    if (!$attr['orderby']) {
-      unset($attr['orderby']);
-    }
-  }
-
-  extract(shortcode_atts(array(
-    'order'      => 'ASC',
-    'orderby'    => 'menu_order ID',
-    'id'         => $post->ID,
-    'itemtag'    => '',
-    'icontag'    => '',
-    'captiontag' => '',
-    'columns'    => 3,
-    'size'       => 'thumbnail',
-    'include'    => '',
-    'exclude'    => '',
-    'link'       => 'file'
-  ), $attr));
-
-  $id = intval($id);
-
-  if ($order === 'RAND') {
-    $orderby = 'none';
-  }
-
-  if (!empty($include)) {
-    $_attachments = get_posts(array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
-
-    $attachments = array();
-    foreach ($_attachments as $key => $val) {
-      $attachments[$val->ID] = $_attachments[$key];
-    }
-  } elseif (!empty($exclude)) {
-    $attachments = get_children(array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
-  } else {
-    $attachments = get_children(array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
-  }
-
-  if (empty($attachments)) {
-    return '';
-  }
-
-  if (is_feed()) {
-    $output = "\n";
-    foreach ($attachments as $att_id => $attachment) {
-      $output .= wp_get_attachment_link($att_id, $size, true) . "\n";
-    }
-    return $output;
-  }
-
-  $output = '<ul class="thumbnails gallery">';
-
-  $i = 0;
-  foreach ($attachments as $id => $attachment) {
-    $image = ('file' == $link) ? wp_get_attachment_link($id, $size, false, false) : wp_get_attachment_link($id, $size, true, false);
-
-    $output .= '<li>' . $image;
-    if (trim($attachment->post_excerpt)) {
-      $output .= '<div class="caption hidden">' . wptexturize($attachment->post_excerpt) . '</div>';
-    }
-    $output .= '</li>';
-  }
-
-  $output .= '</ul>';
-
-  return $output;
-}
-if (current_theme_supports('bootstrap-gallery')) {
-  remove_shortcode('gallery');
-  add_shortcode('gallery', 'roots_gallery');
-}
-
 /**
  * Remove unnecessary dashboard widgets
  *

lib/gallery.php

@@ -0,0 +1,100 @@
+<?php
+/**
+ * Clean up gallery_shortcode()
+ *
+ * Re-create the [gallery] shortcode and use thumbnails styling from Bootstrap
+ *
+ * @link http://twitter.github.com/bootstrap/components.html#thumbnails
+ */
+function roots_gallery($attr) {
+  $post = get_post();
+
+  static $instance = 0;
+  $instance++;
+
+  if (!empty($attr['ids'])) {
+    if (empty($attr['orderby'])) {
+      $attr['orderby'] = 'post__in';
+    }
+    $attr['include'] = $attr['ids'];
+  }
+
+  $output = apply_filters('post_gallery', '', $attr);
+
+  if ($output != '') {
+    return $output;
+  }
+
+  if (isset($attr['orderby'])) {
+    $attr['orderby'] = sanitize_sql_orderby($attr['orderby']);
+    if (!$attr['orderby']) {
+      unset($attr['orderby']);
+    }
+  }
+
+  extract(shortcode_atts(array(
+    'order'      => 'ASC',
+    'orderby'    => 'menu_order ID',
+    'id'         => $post->ID,
+    'itemtag'    => '',
+    'icontag'    => '',
+    'captiontag' => '',
+    'columns'    => 3,
+    'size'       => 'thumbnail',
+    'include'    => '',
+    'exclude'    => '',
+    'link'       => 'file'
+  ), $attr));
+
+  $id = intval($id);
+
+  if ($order === 'RAND') {
+    $orderby = 'none';
+  }
+
+  if (!empty($include)) {
+    $_attachments = get_posts(array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
+
+    $attachments = array();
+    foreach ($_attachments as $key => $val) {
+      $attachments[$val->ID] = $_attachments[$key];
+    }
+  } elseif (!empty($exclude)) {
+    $attachments = get_children(array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
+  } else {
+    $attachments = get_children(array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby));
+  }
+
+  if (empty($attachments)) {
+    return '';
+  }
+
+  if (is_feed()) {
+    $output = "\n";
+    foreach ($attachments as $att_id => $attachment) {
+      $output .= wp_get_attachment_link($att_id, $size, true) . "\n";
+    }
+    return $output;
+  }
+
+  $output = '<ul class="thumbnails gallery">';
+
+  $i = 0;
+  foreach ($attachments as $id => $attachment) {
+    $image = ('file' == $link) ? wp_get_attachment_link($id, $size, false, false) : wp_get_attachment_link($id, $size, true, false);
+
+    $output .= '<li>' . $image;
+    if (trim($attachment->post_excerpt)) {
+      $output .= '<div class="caption hidden">' . wptexturize($attachment->post_excerpt) . '</div>';
+    }
+    $output .= '</li>';
+  }
+
+  $output .= '</ul>';
+
+  return $output;
+}
+if (current_theme_supports('bootstrap-gallery')) {
+  remove_shortcode('gallery');
+  add_shortcode('gallery', 'roots_gallery');
+}