From d9ed1a9f664e58dc112192b6915362236a07bd3a Mon Sep 17 00:00:00 2001
From: Dries Buytaert <dries@buytaert.net>
Date: Wed, 18 Oct 2006 11:15:51 +0000
Subject: [PATCH] - Patch #87185 by robert: added caching to
taxonomy_get_term().
---
modules/taxonomy/taxonomy.module | 47 +++++++++++++++++++++++++++++---
1 file changed, 43 insertions(+), 4 deletions(-)
diff --git a/modules/taxonomy/taxonomy.module b/modules/taxonomy/taxonomy.module
index f48cab2af4c3..e75b9f08c4ed 100644
--- a/modules/taxonomy/taxonomy.module
+++ b/modules/taxonomy/taxonomy.module
@@ -899,6 +899,7 @@ function taxonomy_get_children($tid, $vid = 0, $key = 'tid') {
* @return
* An array of all term objects in the tree. Each term object is extended
* to have "depth" and "parents" attributes in addition to its normal ones.
+ * Results are statically cached.
*/
function taxonomy_get_tree($vid, $parent = 0, $depth = -1, $max_depth = NULL) {
static $children, $parents, $terms;
@@ -963,7 +964,18 @@ function taxonomy_get_synonym_root($synonym) {
}
/**
- * Given a term id, count the number of published nodes in it.
+ * Count the number of published nodes classified by a term.
+ *
+ * @param $tid
+ * The term's ID
+ *
+ * @param $type
+ * The $node->type. If given, taxonomy_term_count_nodes only counts
+ * nodes of $type that are classified with the term $tid.
+ *
+ * @return int
+ * An integer representing a number of nodes.
+ * Results are statically cached.
*/
function taxonomy_term_count_nodes($tid, $type = 0) {
static $count;
@@ -988,7 +1000,16 @@ function taxonomy_term_count_nodes($tid, $type = 0) {
}
/**
- * Helper for taxonomy_term_count_nodes().
+ * Helper for taxonomy_term_count_nodes(). Used to find out
+ * which terms are children of a parent term.
+ *
+ * @param $tid
+ * The parent term's ID
+ *
+ * @return array
+ * An array of term IDs representing the children of $tid.
+ * Results are statically cached.
+ *
*/
function _taxonomy_term_children($tid) {
static $children;
@@ -1026,6 +1047,13 @@ function taxonomy_get_term_by_name($name) {
/**
* Return the vocabulary object matching a vocabulary ID.
+ *
+ * @param $vid
+ * The vocabulary's ID
+ *
+ * @return Object
+ * The vocabulary object with all of its metadata.
+ * Results are statically cached.
*/
function taxonomy_get_vocabulary($vid) {
static $vocabularies = array();
@@ -1046,10 +1074,21 @@ function taxonomy_get_vocabulary($vid) {
/**
* Return the term object matching a term ID.
+ *
+ * @param $tid
+ * A term's ID
+ *
+ * @return Object
+ * A term object. Results are statically cached.
*/
function taxonomy_get_term($tid) {
- // simple cache using a static var?
- return db_fetch_object(db_query('SELECT * FROM {term_data} WHERE tid = %d', $tid));
+ static $terms = array();
+
+ if (!isset($terms[$tid])) {
+ $terms[$tid] = db_fetch_object(db_query('SELECT * FROM {term_data} WHERE tid = %d', $tid));
+ }
+
+ return $terms[$tid];
}
function _taxonomy_term_select($title, $name, $value, $vocabulary_id, $description, $multiple, $blank, $exclude = array()) {
--
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