Changeset 16100 for trunk/wp-includes/category-template.php

Timestamp:

10/30/2010 02:06:08 PM (14 years ago)

Author:

nacin

Message:

Move Walker_Page* to post-template, Walker_Category* to category-template, and rm classes.php. see #10287.

File:

• trunk/wp-includes/category-template.php (modified) (1 diff)

trunk/wp-includes/category-template.php

@@ -744 +744 @@
 }
 
+/**
+ * Create HTML list of categories.
+ *
+ * @package WordPress
+ * @since 2.1.0
+ * @uses Walker
+ */
+class Walker_Category extends Walker {
+    /**
+     * @see Walker::$tree_type
+     * @since 2.1.0
+     * @var string
+     */
+    var $tree_type = 'category';
+
+    /**
+     * @see Walker::$db_fields
+     * @since 2.1.0
+     * @todo Decouple this
+     * @var array
+     */
+    var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
+
+    /**
+     * @see Walker::start_lvl()
+     * @since 2.1.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int $depth Depth of category. Used for tab indentation.
+     * @param array $args Will only append content if style argument value is 'list'.
+     */
+    function start_lvl(&$output, $depth, $args) {
+        if ( 'list' != $args['style'] )
+            return;
+
+        $indent = str_repeat("\t", $depth);
+        $output .= "$indent<ul class='children'>\n";
+    }
+
+    /**
+     * @see Walker::end_lvl()
+     * @since 2.1.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param int $depth Depth of category. Used for tab indentation.
+     * @param array $args Will only append content if style argument value is 'list'.
+     */
+    function end_lvl(&$output, $depth, $args) {
+        if ( 'list' != $args['style'] )
+            return;
+
+        $indent = str_repeat("\t", $depth);
+        $output .= "$indent</ul>\n";
+    }
+
+    /**
+     * @see Walker::start_el()
+     * @since 2.1.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param object $category Category data object.
+     * @param int $depth Depth of category in reference to parents.
+     * @param array $args
+     */
+    function start_el(&$output, $category, $depth, $args) {
+        extract($args);
+
+        $cat_name = esc_attr( $category->name );
+        $cat_name = apply_filters( 'list_cats', $cat_name, $category );
+        $link = '<a href="' . esc_attr( get_term_link($category) ) . '" ';
+        if ( $use_desc_for_title == 0 || empty($category->description) )
+            $link .= 'title="' . sprintf(__( 'View all posts filed under %s' ), $cat_name) . '"';
+        else
+            $link .= 'title="' . esc_attr( strip_tags( apply_filters( 'category_description', $category->description, $category ) ) ) . '"';
+        $link .= '>';
+        $link .= $cat_name . '</a>';
+
+        if ( !empty($feed_image) || !empty($feed) ) {
+            $link .= ' ';
+
+            if ( empty($feed_image) )
+                $link .= '(';
+
+            $link .= '<a href="' . get_term_feed_link( $category->term_id, $category->taxonomy, $feed_type ) . '"';
+
+            if ( empty($feed) ) {
+                $alt = ' alt="' . sprintf(__( 'Feed for all posts filed under %s' ), $cat_name ) . '"';
+            } else {
+                $title = ' title="' . $feed . '"';
+                $alt = ' alt="' . $feed . '"';
+                $name = $feed;
+                $link .= $title;
+            }
+
+            $link .= '>';
+
+            if ( empty($feed_image) )
+                $link .= $name;
+            else
+                $link .= "<img src='$feed_image'$alt$title" . ' />';
+
+            $link .= '</a>';
+
+            if ( empty($feed_image) )
+                $link .= ')';
+        }
+
+        if ( !empty($show_count) )
+            $link .= ' (' . intval($category->count) . ')';
+
+        if ( !empty($show_date) )
+            $link .= ' ' . gmdate('Y-m-d', $category->last_update_timestamp);
+
+        if ( 'list' == $args['style'] ) {
+            $output .= "\t<li";
+            $class = 'cat-item cat-item-' . $category->term_id;
+            if ( !empty($current_category) ) {
+                $_current_category = get_term( $current_category, $category->taxonomy );
+                if ( $category->term_id == $current_category )
+                    $class .=  ' current-cat';
+                elseif ( $category->term_id == $_current_category->parent )
+                    $class .=  ' current-cat-parent';
+            }
+            $output .=  ' class="' . $class . '"';
+            $output .= ">$link\n";
+        } else {
+            $output .= "\t$link<br />\n";
+        }
+    }
+
+    /**
+     * @see Walker::end_el()
+     * @since 2.1.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param object $page Not used.
+     * @param int $depth Depth of category. Not used.
+     * @param array $args Only uses 'list' for whether should append to output.
+     */
+    function end_el(&$output, $page, $depth, $args) {
+        if ( 'list' != $args['style'] )
+            return;
+
+        $output .= "</li>\n";
+    }
+
+}
+
+/**
+ * Create HTML dropdown list of Categories.
+ *
+ * @package WordPress
+ * @since 2.1.0
+ * @uses Walker
+ */
+class Walker_CategoryDropdown extends Walker {
+    /**
+     * @see Walker::$tree_type
+     * @since 2.1.0
+     * @var string
+     */
+    var $tree_type = 'category';
+
+    /**
+     * @see Walker::$db_fields
+     * @since 2.1.0
+     * @todo Decouple this
+     * @var array
+     */
+    var $db_fields = array ('parent' => 'parent', 'id' => 'term_id');
+
+    /**
+     * @see Walker::start_el()
+     * @since 2.1.0
+     *
+     * @param string $output Passed by reference. Used to append additional content.
+     * @param object $category Category data object.
+     * @param int $depth Depth of category. Used for padding.
+     * @param array $args Uses 'selected', 'show_count', and 'show_last_update' keys, if they exist.
+     */
+    function start_el(&$output, $category, $depth, $args) {
+        $pad = str_repeat('&nbsp;', $depth * 3);
+
+        $cat_name = apply_filters('list_cats', $category->name, $category);
+        $output .= "\t<option class=\"level-$depth\" value=\"".$category->term_id."\"";
+        if ( $category->term_id == $args['selected'] )
+            $output .= ' selected="selected"';
+        $output .= '>';
+        $output .= $pad.$cat_name;
+        if ( $args['show_count'] )
+            $output .= '&nbsp;&nbsp;('. $category->count .')';
+        if ( $args['show_last_update'] ) {
+            $format = 'Y-m-d';
+            $output .= '&nbsp;&nbsp;' . gmdate($format, $category->last_update_timestamp);
+        }
+        $output .= "</option>\n";
+    }
+}
+
 //
 // Tags