Changeset 3843 for trunk/wp-includes/category-template.php

Timestamp:

06/04/2006 09:36:52 PM (19 years ago)

Author:

ryan

Message:

Reorg category functions. #2525

File:

• trunk/wp-includes/category-template.php (moved) (moved from trunk/wp-includes/template-functions-category.php) (4 diffs)

trunk/wp-includes/category-template.php

@@ -1 +1 @@
 <?php
 
-function walk_category_tree() {
-    $walker = new Walker_Category;
-    $args = func_get_args();
-    return call_user_func_array(array(&$walker, 'walk'), $args);
-}
-
-function walk_category_dropdown_tree() {
-    $walker = new Walker_CategoryDropdown;
-    $args = func_get_args();
-    return call_user_func_array(array(&$walker, 'walk'), $args);
-}
-
-function get_the_category($id = false) {
-global $post, $category_cache;
-
-    if ( !$id )
-        $id = $post->ID;
-
-    if ( !isset($category_cache[$id]) )
-        update_post_category_cache($id);
-
-    $categories = $category_cache[$id];
-
-    if ( !empty($categories) )
-        sort($categories);
-    else
-        $categories = array();
-
-    return $categories;
+function get_category_children($id, $before = '/', $after = '') {
+    if ( 0 == $id )
+        return '';
+
+    $cat_ids = get_all_category_ids();
+    foreach ( $cat_ids as $cat_id ) {
+        if ( $cat_id == $id)
+            continue;
+
+        $category = get_category($cat_id);
+        if ( $category->category_parent == $id ) {
+            $chain .= $before.$category->cat_ID.$after;
+            $chain .= get_category_children($category->cat_ID, $before, $after);
+        }
+    }
+    return $chain;
 }
 
@@ -50 +37 @@
     }
     return apply_filters('category_link', $catlink, $category_id);
+}
+
+function get_category_parents($id, $link = FALSE, $separator = '/', $nicename = FALSE){
+    $chain = '';
+    $parent = &get_category($id);
+
+    if ( $nicename )
+        $name = $parent->category_nicename;
+    else
+        $name = $parent->cat_name;
+
+    if ( $parent->category_parent )
+        $chain .= get_category_parents($parent->category_parent, $link, $separator, $nicename);
+
+    if ( $link )
+        $chain .= '<a href="' . get_category_link($parent->cat_ID) . '" title="' . sprintf(__("View all posts in %s"), $parent->cat_name) . '">'.$name.'</a>' . $separator;
+    else
+        $chain .= $name.$separator;
+    return $chain;
+}
+
+function get_the_category($id = false) {
+global $post, $category_cache;
+
+    if ( !$id )
+        $id = $post->ID;
+
+    if ( !isset($category_cache[$id]) )
+        update_post_category_cache($id);
+
+    $categories = $category_cache[$id];
+
+    if ( !empty($categories) )
+        sort($categories);
+    else
+        $categories = array();
+
+    return $categories;
+}
+
+function get_the_category_by_ID($cat_ID) {
+    $cat_ID = (int) $cat_ID;
+    $category = &get_category($cat_ID);
+    return $category->cat_name;
 }
 
@@ -107 +138 @@
 }
 
+function in_category($category) { // Check if the current post is in the given category
+    global $category_cache, $post;
+
+    if ( isset( $category_cache[$post->ID][$category] ) )
+        return true;
+    else
+        return false;
+}
+
 function the_category($separator = '', $parents='') {
     echo get_the_category_list($separator, $parents);
-}
-
-function get_the_category_by_ID($cat_ID) {
-    $cat_ID = (int) $cat_ID;
-    $category = &get_category($cat_ID);
-    return $category->cat_name;
-}
-
-function get_category_parents($id, $link = FALSE, $separator = '/', $nicename = FALSE){
-    $chain = '';
-    $parent = &get_category($id);
-
-    if ( $nicename )
-        $name = $parent->category_nicename;
-    else
-        $name = $parent->cat_name;
-
-    if ( $parent->category_parent )
-        $chain .= get_category_parents($parent->category_parent, $link, $separator, $nicename);
-
-    if ( $link )
-        $chain .= '<a href="' . get_category_link($parent->cat_ID) . '" title="' . sprintf(__("View all posts in %s"), $parent->cat_name) . '">'.$name.'</a>' . $separator;
-    else
-        $chain .= $name.$separator;
-    return $chain;
-}
-
-function get_category_children($id, $before = '/', $after = '') {
-    if ( 0 == $id )
-        return '';
-
-    $cat_ids = get_all_category_ids();
-    foreach ( $cat_ids as $cat_id ) {
-        if ( $cat_id == $id)
-            continue;
-
-        $category = get_category($cat_id);
-        if ( $category->category_parent == $id ) {
-            $chain .= $before.$category->cat_ID.$after;
-            $chain .= get_category_children($category->cat_ID, $before, $after);
-        }
-    }
-    return $chain;
 }
 
@@ -253 +250 @@
 }
 
-function in_category($category) { // Check if the current post is in the given category
-    global $category_cache, $post;
-
-    if ( isset( $category_cache[$post->ID][$category] ) )
-        return true;
-    else
-        return false;
-}
-
-function &_get_cat_children($category_id, $categories) {
-    if ( empty($categories) )
-        return array();
-
-    $category_list = array();
-    foreach ( $categories as $category ) {
-        if ( $category->category_parent == $category_id ) {
-            $category_list[] = $category;
-            if ( $children = _get_cat_children($category->cat_ID, $categories) )
-                $category_list = array_merge($category_list, $children);
-        }
-    }
-
-    return $category_list;
-}
-
-function &get_categories($args = '') {
-    global $wpdb, $category_links;
-
-    if ( is_array($args) )
-        $r = &$args;
-    else
-        parse_str($args, $r);
-
-    $defaults = array('type' => 'post', 'child_of' => 0, 'orderby' => 'name', 'order' => 'ASC',
-        'hide_empty' => true, 'include_last_update_time' => false, 'hierarchical' => 1, $exclude => '', $include => '');
-    $r = array_merge($defaults, $r);
-    $r['orderby'] = "cat_" . $r['orderby'];  // restricts order by to cat_ID and cat_name fields
-    extract($r);
-
-    $where = 'cat_ID > 0';
-    $inclusions = '';
-    if ( !empty($include) ) {
-        $child_of = 0; //ignore child_of and exclude params if using include 
-        $exclude = '';  
-        $incategories = preg_split('/[\s,]+/',$include);
-        if ( count($incategories) ) {
-            foreach ( $incategories as $incat ) {
-                if (empty($inclusions))
-                    $inclusions = ' AND ( cat_ID = ' . intval($incat) . ' ';
-                else
-                    $inclusions .= ' OR cat_ID = ' . intval($incat) . ' ';
-            }
-        }
-    }
-    if (!empty($inclusions)) 
-        $inclusions .= ')'; 
-    $where .= $inclusions;
-
-    $exclusions = '';
-    if ( !empty($exclude) ) {
-        $excategories = preg_split('/[\s,]+/',$exclude);
-        if ( count($excategories) ) {
-            foreach ( $excategories as $excat ) {
-                if (empty($exclusions))
-                    $exclusions = ' AND ( cat_ID <> ' . intval($excat) . ' ';
-                else
-                    $exclusions .= ' AND cat_ID <> ' . intval($excat) . ' ';
-                // TODO: Exclude children of excluded cats?   Note: children are getting excluded
-            }
-        }
-    }
-    if (!empty($exclusions)) 
-        $exclusions .= ')';
-    $exclusions = apply_filters('list_cats_exclusions', $exclusions );
-    $where .= $exclusions;
-
-    $having = '';
-    if ( $hide_empty ) {
-        if ( 'link' == $type )
-            $having = 'HAVING link_count > 0';
-        else
-            $having = 'HAVING category_count > 0';
-    }
-
-    $categories = $wpdb->get_results("SELECT * FROM $wpdb->categories WHERE $where $having ORDER BY $orderby $order");
-
-    if ( empty($categories) )
-        return array();
-
-    // TODO: Integrate this into the main query.
-    if ( $include_last_update_time ) {
-        $stamps = $wpdb->get_results("SELECT category_id, UNIX_TIMESTAMP( MAX(post_date) ) AS ts FROM $wpdb->posts, $wpdb->post2cat, $wpdb->categories
-                            WHERE post_status = 'publish' AND post_id = ID AND $where GROUP BY category_id");
-        global $cat_stamps;
-        foreach ($stamps as $stamp)
-            $cat_stamps[$stamp->category_id] = $stamp->ts;
-        function stamp_cat($cat) {
-            global $cat_stamps;
-            $cat->last_update_timestamp = $cat_stamps[$cat->cat_ID];
-            return $cat;    
-        }
-        $categories = array_map('stamp_cat', $categories);
-        unset($cat_stamps);
-    }
-
-    if ( $child_of || $hierarchical )
-        $categories = & _get_cat_children($child_of, $categories);
-
-    return apply_filters('get_categories', $categories);
+//
+// Helper functions
+//
+
+function walk_category_tree() {
+    $walker = new Walker_Category;
+    $args = func_get_args();
+    return call_user_func_array(array(&$walker, 'walk'), $args);
+}
+
+function walk_category_dropdown_tree() {
+    $walker = new Walker_CategoryDropdown;
+    $args = func_get_args();
+    return call_user_func_array(array(&$walker, 'walk'), $args);
 }