Changeset 1753 for trunk/wp-includes/functions.php

Timestamp:

10/06/2004 05:11:11 AM (22 years ago)

Author:

rboren

Message:

Page templates.

File:

• trunk/wp-includes/functions.php (modified) (3 diffs)

trunk/wp-includes/functions.php

@@ -448 +448 @@
 }
 
-function get_post_meta($post_id, $key) {
+function get_post_meta($post_id, $key, $single = false) {
         global $wpdb, $post_meta_cache;
 
         if (isset($post_meta_cache[$post_id][$key])) {
-                return $post_meta_cache[$post_id][$key];
+                if ($single) {
+                        return $post_meta_cache[$post_id][$key][0];
+                } else {
+                        return $post_meta_cache[$post_id][$key];
+                }
         }
 
@@ -464 +468 @@
         }
 
-        return $values;
+        if ($single) {
+                if (count($values)) {
+                        return $values[0];
+                } else {
+                        return '';
+                }
+        } else {
+                return $values;
+        }
 }
 
 function update_post_meta($post_id, $key, $value, $prev_value = '') {
         global $wpdb, $post_meta_cache;
+
+                if(! $wpdb->get_var("SELECT meta_key FROM $wpdb->postmeta WHERE meta_key
+= '$key' AND post_id = '$post_id'") ) {
+                        return false;
+                }
 
         if (empty($prev_value)) {
@@ -1821 +1838 @@
 }
 
+function get_page_template() {
+        global $wp_query;
+
+        $id = $wp_query->post->ID;      
+        $template_dir = get_template_directory();
+        $default = "$template_dir/page.php";
+
+        $template = get_post_meta($id, '_wp_page_template', true);
+
+        if (empty($template) || ($template == 'default')) {
+                return $default;
+        }
+
+        if (file_exists("$template_dir/$template")) {
+                return "$template_dir/$template";
+        }
+
+        return $default;
+}
+
 // Borrowed from the PHP Manual user notes. Convert entities, while
 // preserving already-encoded entities: