updating cache engines so key will expire when duration is changed, updated datasource and configure to for new settings, closes #5083

git-svn-id: https://svn.cakephp.org/repo/branches/1.2.x.x@7364 3807eeeb-6ff5-0310-8944-8be069107fe0

cake/libs/cache.php

@@ -378,6 +378,9 @@ class CacheEngine extends Object {
  */
 	function init($settings = array()) {
 		$this->settings = array_merge(array('prefix' => 'cake_', 'duration'=> 3600, 'probability'=> 100), $this->settings, $settings);
+		if (!is_numeric($this->settings['duration'])) {
+			$this->settings['duration'] = strtotime($this->settings['duration']) - time();
+		}
 		return true;
 	}
 /**

cake/libs/cache/apc.php

@@ -57,6 +57,8 @@ class ApcEngine extends CacheEngine {
  * @access public
  */
 	function write($key, &$value, $duration) {
+		$expires = time() + $duration;
+		apc_store($key.'_expires', $expires, $duration);
 		return apc_store($key, $value, $duration);
 	}
 /**
@@ -67,6 +69,11 @@ class ApcEngine extends CacheEngine {
  * @access public
  */
 	function read($key) {
+		$time = time();
+		$cachetime = intval(apc_fetch($key.'_expires'));
+		if ($cachetime < $time || ($time + $this->settings['duration']) < $cachetime) {
+			return false;
+		}
 		return apc_fetch($key);
 	}
 /**

cake/libs/cache/file.php

@@ -128,9 +128,6 @@ class FileEngine extends CacheEngine {
 			return false;
 		}
 
-		if ($duration == null) {
-			$duration = $this->settings['duration'];
-		}
 		$lineBreak = "\n";
 
 		if ($this->settings['isWindows']) {
@@ -168,9 +165,10 @@ class FileEngine extends CacheEngine {
 		if ($this->settings['lock']) {
 			$this->__File->lock = true;
 		}
-		$cachetime = $this->__File->read(11);
+		$time = time();
+		$cachetime = intval($this->__File->read(11));
 
-		if ($cachetime !== false && intval($cachetime) < time()) {
+		if ($cachetime !== false && ($cachetime < $time || ($time + $this->settings['duration']) < $cachetime)) {
 			$this->__File->close();
 			$this->__File->delete();
 			return false;

cake/libs/cache/memcache.php

@@ -100,6 +100,8 @@ class MemcacheEngine extends CacheEngine {
  * @access public
  */
 	function write($key, &$value, $duration) {
+		$expires = time() + $duration;
+		$this->__Memcache->set($key.'_expires', $expires, $this->settings['compress'], $duration);
 		return $this->__Memcache->set($key, $value, $this->settings['compress'], $duration);
 	}
 /**
@@ -110,6 +112,11 @@ class MemcacheEngine extends CacheEngine {
  * @access public
  */
 	function read($key) {
+		$time = time();
+		$cachetime = intval($this->__Memcache->get($key.'_expires'));
+		if ($cachetime < $time || ($time + $this->settings['duration']) < $cachetime) {
+			return false;
+		}
 		return $this->__Memcache->get($key);
 	}
 /**

cake/libs/cache/xcache.php

@@ -69,6 +69,8 @@ class XcacheEngine extends CacheEngine {
  * @access public
  */
 	function write($key, &$value, $duration) {
+		$expires = time() + $duration;
+		xcache_set($key.'_expires', $expires, $duration);
 		return xcache_set($key, $value, $duration);
 	}
 /**
@@ -80,6 +82,11 @@ class XcacheEngine extends CacheEngine {
  */
 	function read($key) {
 		if (xcache_isset($key)) {
+			$time = time();
+			$cachetime = intval(xcache_get($key.'_expires'));
+			if ($cachetime < $time || ($time + $this->settings['duration']) < $cachetime) {
+				return false;
+			}
 			return xcache_get($key);
 		}
 		return false;

cake/libs/configure.php

@@ -659,7 +659,9 @@ class Configure extends Object {
 
 				$duration = $cache['settings']['duration'];
 				if (Configure::read() >= 1) {
-					$duration = 10;
+					$duration = '+10 seconds';
+				} else {
+					$duration = '+999 days';
 				}
 
 				if (Cache::config('_cake_core_') === false) {

cake/libs/model/datasources/datasource.php

@@ -199,18 +199,12 @@ class DataSource extends Object {
 			return $this->_sources;
 		}
 
-		if (Configure::read() > 0) {
-			$expires = "+30 seconds";
-		} else {
-			$expires = "+999 days";
-		}
-
 		$key = ConnectionManager::getSourceName($this) . '_' . Inflector::slug($this->config['database']) . '_list';
 		$sources = Cache::read($key, '_cake_model_');
 
-		if ($sources == null) {
+		if (empty($sources)) {
 			$sources = $data;
-			Cache::write($key, $data, array('duration' => $expires, 'config' => '_cake_model_'));
+			Cache::write($key, $data, '_cake_model_');
 		}
 
 		$this->_sources = $sources;
@@ -385,11 +379,6 @@ class DataSource extends Object {
 		if ($this->cacheSources === false) {
 			return null;
 		}
-		if (Configure::read() > 0) {
-			$expires = "+15 seconds";
-		} else {
-			$expires = "+999 days";
-		}
 
 		if ($data !== null) {
 			$this->__descriptions[$object] =& $data;
@@ -400,7 +389,7 @@ class DataSource extends Object {
 
 		if (empty($cache)) {
 			$cache = $data;
-			Cache::write($key, $cache, array('duration' => $expires, 'config' => '_cake_model_'));
+			Cache::write($key, $cache, '_cake_model_');
 		}
 
 		return $cache;

cake/tests/cases/libs/cache.test.php

@@ -99,6 +99,7 @@ class CacheTest extends CakeTestCase {
 			'duration' => 3600,
 			'probability' => 100,
 			'engine' => 'File',
+			'isWindows' => (substr(PHP_OS, 0, 3) == "WIN")
 		);
 		$this->assertEqual($expected, Cache::settings('File'));
 	}
@@ -118,7 +119,8 @@ class CacheTest extends CakeTestCase {
 			'path'=> TMP . 'tests',
 			'prefix'=> 'cake_',
 			'lock' => false,
-			'serialize'=> true
+			'serialize'=> true,
+			'isWindows' => (substr(PHP_OS, 0, 3) == "WIN")
 		);
 		$this->assertEqual($settings, $expecting);
 	}

cake/tests/cases/libs/cache/file.test.php

@@ -294,9 +294,7 @@ class FileEngineTest extends CakeTestCase {
  * @return void
  */
 	function testRemoveWindowsSlashesFromCache() {
-		Cache::engine('File', array('isWindows' => true, 'prefix' => null, 'path' => TEST_CAKE_CORE_INCLUDE_PATH . 'tests' . DS . 'test_app' . DS . 'tmp'));
+		Cache::engine('File', array('isWindows' => true, 'prefix' => null, 'path' => TMP));
-
-		$data = Cache::read('dir_map');
 
 		$expected = array (
 				'C:\dev\prj2\sites\cake\libs' => array(
@@ -326,6 +324,9 @@ class FileEngineTest extends CakeTestCase {
 				'C:\dev\prj2\sites\main_site\views\helpers' => array(
 					0 => 'C:\dev\prj2\sites\main_site\views\helpers'));
 
+		$data = Cache::write('test_dir_map', $expected);
+		$data = Cache::read('test_dir_map');
+		Cache::delete('dir_map');
 		$this->assertEqual($expected, $data);
 	}
 

cake/tests/cases/libs/cache/memcache.test.php

@@ -137,6 +137,21 @@ class MemcacheEngineTest extends UnitTestCase {
 		sleep(2);
 		$result = Cache::read('other_test');
 		$this->assertFalse($result);
+
+		$data = 'this is a test of the emergency broadcasting system';
+		$result = Cache::write('other_test', $data);
+		$this->assertTrue($result);
+
+		$result = Cache::read('other_test');
+		$this->assertEqual($result, $data);
+
+		Cache::engine('Memcache', array('duration' => '+1 second'));
+		sleep(2);
+
+		$result = Cache::read('other_test');
+		$this->assertFalse($result);
+
+		Cache::engine('Memcache', array('duration' => 3600));
 	}
 /**
  * testDeleteCache method

cake/tests/cases/libs/cache/xcache.test.php

@@ -70,8 +70,8 @@ class XcacheEngineTest extends UnitTestCase {
 						'duration'=> 3600,
 						'probability' => 100,
 						'engine' => 'Xcache',
-						'PHP_AUTH_USER' => 'cake',
+						'PHP_AUTH_USER' => 'user',
-						'PHP_AUTH_PW' => 'cake',
+						'PHP_AUTH_PW' => 'password',
 						);
 		$this->assertEqual($settings, $expecting);
 	}
@@ -101,6 +101,8 @@ class XcacheEngineTest extends UnitTestCase {
  * @return void
  */
 	function testExpiry() {
+		Cache::engine('Xcache', array('duration' => 4));
+
 		sleep(3);
 		$result = Cache::read('test');
 		$this->assertFalse($result);
@@ -109,7 +111,7 @@ class XcacheEngineTest extends UnitTestCase {
 		$result = Cache::write('other_test', $data, 1);
 		$this->assertTrue($result);
 
-		sleep(3);
+		sleep(2);
 		$result = Cache::read('other_test');
 		$this->assertFalse($result);
 
@@ -117,9 +119,11 @@ class XcacheEngineTest extends UnitTestCase {
 		$result = Cache::write('other_test', $data, "+1 second");
 		$this->assertTrue($result);
 
-		sleep(3);
+		sleep(2);
 		$result = Cache::read('other_test');
 		$this->assertFalse($result);
+
+		Cache::engine('Xcache', array('duration' => 3600));
 	}
 /**
  * testDeleteCache method