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Adding backwards compatible cookie reading back into CookieComponent.

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Cookie values using the 1.x formatting will be read, and upon next write
be converted to json encoded values.
Fixes #1593
This commit is contained in:
mark_story 2011-04-18 22:01:08 -04:00
parent d4ff39206a
commit 63275626ee
2 changed files with 40 additions and 8 deletions
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16
lib/Cake/Controller/Component/CookieComponent.php
View file

@ -467,12 +467,24 @@ class CookieComponent extends Component {
/**
* Explode method to return array from string set in CookieComponent::_implode()
* Maintains reading backwards compatibility with 1.x CookieComponent::_implode().
*
* @param string $string A string containing JSON encoded data, or a bare string.
* @return array Map of key and values
*/
protected function _explode($string) {
$ret = json_decode($string, true);
return ($ret != null) ? $ret : $string;
if ($string[0] === '{' || $string[0] === '[') {
$ret = json_decode($string, true);
return ($ret != null) ? $ret : $string;
}
$array = array();
foreach (explode(',', $string) as $pair) {
$key = explode('|', $pair);
if (!isset($key[1])) {
return $key[0];
}
$array[$key[0]] = $key[1];
}
return $array;
}
}

32
lib/Cake/tests/Case/Controller/Component/CookieComponentTest.php
View file

@ -471,6 +471,19 @@ class CookieComponentTest extends CakeTestCase {
unset($_COOKIE['CakeTestCookie']);
}
/**
* Test Reading legacy cookie values.
*
* @return void
*/
function testReadLegacyCookieValue() {
$_COOKIE['CakeTestCookie'] = array(
'Legacy' => array('value' => $this->_oldImplode(array(1, 2, 3)))
);
$result = $this->Cookie->read('Legacy.value');
$expected = array(1, 2, 3);
$this->assertEquals($expected, $result);
}
/**
* test that no error is issued for non array data.
@ -484,6 +497,19 @@ class CookieComponentTest extends CakeTestCase {
$this->assertNull($this->Cookie->read('value'));
}
/**
* Helper method for generating old style encoded cookie values.
*
* @return string.
*/
protected function _oldImplode(array $array) {
$string = '';
foreach ($array as $key => $value) {
$string .= ',' . $key . '|' . $value;
}
return substr($string, 1);
}
/**
* Implode method to keep keys are multidimensional arrays
*
@ -492,12 +518,6 @@ class CookieComponentTest extends CakeTestCase {
*/
protected function _implode(array $array) {
return json_encode($array);
$string = '';
foreach ($array as $key => $value) {
$string .= ',' . $key . '|' . $value;
}
return substr($string, 1);
}
/**