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author | Vasudev Kamath <kamathvasudev@gmail.com> | 2012-07-06 22:47:27 +0530 |
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committer | Vasudev Kamath <kamathvasudev@gmail.com> | 2012-07-06 22:47:27 +0530 |
commit | ba4db236ecff1ffdb56adc2715b3f53515f8cb34 (patch) | |
tree | f0b9928aade8aab95d1608890fde1918ce163754 /library/Smarty/demo/plugins/resource.mysql.php | |
parent | 6e4760dd9c512147309b5e4a98d25216610f81da (diff) | |
parent | a122fecf50d06856a2ada8b564f711fb52c327f0 (diff) | |
download | volse-hubzilla-ba4db236ecff1ffdb56adc2715b3f53515f8cb34.tar.gz volse-hubzilla-ba4db236ecff1ffdb56adc2715b3f53515f8cb34.tar.bz2 volse-hubzilla-ba4db236ecff1ffdb56adc2715b3f53515f8cb34.zip |
Merge branch 'master' of git://github.com/friendica/friendica
Diffstat (limited to 'library/Smarty/demo/plugins/resource.mysql.php')
-rw-r--r-- | library/Smarty/demo/plugins/resource.mysql.php | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/library/Smarty/demo/plugins/resource.mysql.php b/library/Smarty/demo/plugins/resource.mysql.php new file mode 100644 index 000000000..312f3fc73 --- /dev/null +++ b/library/Smarty/demo/plugins/resource.mysql.php @@ -0,0 +1,76 @@ +<?php + +/** + * MySQL Resource + * + * Resource Implementation based on the Custom API to use + * MySQL as the storage resource for Smarty's templates and configs. + * + * Table definition: + * <pre>CREATE TABLE IF NOT EXISTS `templates` ( + * `name` varchar(100) NOT NULL, + * `modified` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, + * `source` text, + * PRIMARY KEY (`name`) + * ) ENGINE=InnoDB DEFAULT CHARSET=utf8;</pre> + * + * Demo data: + * <pre>INSERT INTO `templates` (`name`, `modified`, `source`) VALUES ('test.tpl', "2010-12-25 22:00:00", '{$x="hello world"}{$x}');</pre> + * + * @package Resource-examples + * @author Rodney Rehm + */ +class Smarty_Resource_Mysql extends Smarty_Resource_Custom { + // PDO instance + protected $db; + // prepared fetch() statement + protected $fetch; + // prepared fetchTimestamp() statement + protected $mtime; + + public function __construct() { + try { + $this->db = new PDO("mysql:dbname=test;host=127.0.0.1", "smarty", "smarty"); + } catch (PDOException $e) { + throw new SmartyException('Mysql Resource failed: ' . $e->getMessage()); + } + $this->fetch = $this->db->prepare('SELECT modified, source FROM templates WHERE name = :name'); + $this->mtime = $this->db->prepare('SELECT modified FROM templates WHERE name = :name'); + } + + /** + * Fetch a template and its modification time from database + * + * @param string $name template name + * @param string $source template source + * @param integer $mtime template modification timestamp (epoch) + * @return void + */ + protected function fetch($name, &$source, &$mtime) + { + $this->fetch->execute(array('name' => $name)); + $row = $this->fetch->fetch(); + $this->fetch->closeCursor(); + if ($row) { + $source = $row['source']; + $mtime = strtotime($row['modified']); + } else { + $source = null; + $mtime = null; + } + } + + /** + * Fetch a template's modification time from database + * + * @note implementing this method is optional. Only implement it if modification times can be accessed faster than loading the comple template source. + * @param string $name template name + * @return integer timestamp (epoch) the template was modified + */ + protected function fetchTimestamp($name) { + $this->mtime->execute(array('name' => $name)); + $mtime = $this->mtime->fetchColumn(); + $this->mtime->closeCursor(); + return strtotime($mtime); + } +} |