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use caching for image tags

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This commit is contained in:
Shish 2009-01-19 10:27:53 -08:00
parent e9cacebc95
commit 066474c5c5
1 changed files with 7 additions and 0 deletions
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7
core/imageboard.pack.php
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@ -144,6 +144,9 @@ class Image {
} }
public function get_tag_array() { public function get_tag_array() {
$cached = $this->database->cache_get("image-{$this->id}-tags");
if($cached) return $cached;
if(!isset($this->tag_array)) { if(!isset($this->tag_array)) {
$this->tag_array = Array(); $this->tag_array = Array();
$row = $this->database->Execute("SELECT tag FROM image_tags JOIN tags ON image_tags.tag_id = tags.id WHERE image_id=? ORDER BY tag", array($this->id)); $row = $this->database->Execute("SELECT tag FROM image_tags JOIN tags ON image_tags.tag_id = tags.id WHERE image_id=? ORDER BY tag", array($this->id));
@ -152,6 +155,8 @@ class Image {
$row->MoveNext(); $row->MoveNext();
} }
} }
$this->database->cache_set("image-{$this->id}-tags", $this->tag_array);
return $this->tag_array; return $this->tag_array;
} }
@ -261,6 +266,8 @@ class Image {
"UPDATE tags SET count = count + 1 WHERE tag = ?", "UPDATE tags SET count = count + 1 WHERE tag = ?",
array($tag)); array($tag));
} }
$this->database->cache_delete("image-{$this->id}-tags");
} }