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Adding min/pack detection and auto use.

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This commit is contained in:
mark_story 2009-03-07 13:10:50 -05:00
parent 9022784628
commit 0c77cc98b5
2 changed files with 159 additions and 3 deletions
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91
cake/libs/view/helpers/js.php
View file

@ -31,7 +31,7 @@
* @package cake
* @subpackage cake.cake.libs.view.helpers
*/
class JsHelper extends Overloadable {
class JsHelper extends AppHelper {
/**
* Base URL
*
@ -85,7 +85,19 @@ class JsHelper extends Overloadable {
*
* @var array
**/
public $helpers = array();
var $helpers = array();
/**
* HTML tags used by this helper.
*
* @var array
* @access public
*/
var $tags = array(
'javascriptblock' => '<script type="text/javascript">%s</script>',
'javascriptstart' => '<script type="text/javascript">',
'javascriptlink' => '<script type="text/javascript" src="%s"></script>',
'javascriptend' => '</script>'
);
/**
* Current Javascript Engine that is being used
*
@ -93,6 +105,13 @@ class JsHelper extends Overloadable {
* @access private
**/
var $__engineName;
/**
* Scripts that have already been included once, prevents duplicate script insertion
*
* @var array
* @access private
**/
var $__includedScriptNames = array();
/**
* __objects
*
@ -160,6 +179,74 @@ class JsHelper extends Overloadable {
function alert_($message) {
return 'alert("' . $this->escape($message) . '");';
}
/**
* Returns one or many <script> tags depending on the number of scripts given.
*
* If the filename is prefixed with "/", the path will be relative to the base path of your
* application. Otherwise, the path will be relative to your JavaScript path, usually webroot/js.
*
* Can include one or many Javascript files. If there are .min.js or .pack.js files
* and your debug level == 0 these files will be used instead of the non min/pack files.
*
* @param mixed $url String or array of javascript files to include
* @param boolean $inline Whether script should be output inline or into scripts_for_layout.
* @return mixed
**/
function uses($url, $inline = true) {
if (is_array($url)) {
$out = '';
foreach ($url as $i) {
$out .= "\n\t" . $this->uses($i, $inline);
}
if ($inline) {
return $out . "\n";
}
return;
}
if (strpos($url, '://') === false) {
if ($url[0] !== '/') {
$url = JS_URL . $url;
}
$url = $this->webroot($url);
if (strpos($url, '?') === false) {
if (Configure::read('debug') == 0) {
$suffixes = array('.min.js', '.pack.js');
foreach ($suffixes as $suffix) {
if (file_exists(WWW_ROOT . $url . $suffix)) {
$url .= $suffix;
break;
}
}
}
if (strpos($url, '.js') === false) {
$url .= '.js';
}
}
$timestampEnabled = (
(Configure::read('Asset.timestamp') === true && Configure::read() > 0) ||
Configure::read('Asset.timestamp') === 'force'
);
if (strpos($url, '?') === false && $timestampEnabled) {
$url .= '?' . @filemtime(WWW_ROOT . str_replace('/', DS, $url));
}
if (Configure::read('Asset.filter.js')) {
$url = str_replace(JS_URL, 'cjs/', $url);
}
}
$out = $this->output(sprintf($this->tags['javascriptlink'], $url));
if ($inline) {
return $out;
} else {
$view =& ClassRegistry::getObject('view');
$view->addScript($out);
}
}
function if_($if, $then, $else = null, $elseIf = array()) {
$len = strlen($if) - 1;

71
cake/tests/cases/libs/view/helpers/js.test.php
View file

@ -79,8 +79,12 @@ class JsHelperTestCase extends CakeTestCase {
$js = new JsHelper(array('TestJs'));
$js->TestJsEngine = new TestJsEngineHelper();
$js->TestJsEngine->expectOnce('dispatchMethod', array('methodOne', array()));
$js->methodOne();
$js->TestEngine = new StdClass();
$this->expectError();
$js->someMethodThatSurelyDoesntExist();
}
/**
* test escape string skills
@ -140,6 +144,71 @@ class JsHelperTestCase extends CakeTestCase {
$expected = 'alert("\"Hey\"");';
$this->assertEqual($result, $expected);
}
/**
* test script tag generation
*
* @return void
**/
function testUses() {
$result = $this->Js->uses('foo');
$expected = array(
'script' => array('type' => 'text/javascript', 'src' => 'js/foo.js')
);
$this->assertTags($result, $expected);
$result = $this->Js->uses('jquery-1.3');
$expected = array(
'script' => array('type' => 'text/javascript', 'src' => 'js/jquery-1.3.js')
);
$this->assertTags($result, $expected);
$result = $this->Js->uses('/plugin/js/jquery-1.3');
$expected = array(
'script' => array('type' => 'text/javascript', 'src' => '/plugin/js/jquery-1.3.js')
);
$this->assertTags($result, $expected);
$result = $this->Js->uses('scriptaculous.js?load=effects');
$expected = array(
'script' => array('type' => 'text/javascript', 'src' => 'js/scriptaculous.js?load=effects')
);
$this->assertTags($result, $expected);
$result = $this->Js->uses(array('foo', 'bar'));
$expected = array(
array('script' => array('type' => 'text/javascript', 'src' => 'js/foo.js')),
'/script',
array('script' => array('type' => 'text/javascript', 'src' => 'js/bar.js')),
'/script',
);
$this->assertTags($result, $expected);
}
/**
* test Min/pack version autofinding
*
* @return void
**/
function testMinPackAutoUse() {
if ($this->skipIf(!is_writable(JS), 'webroot/js is not Writable, min/pack js testing is skipped')) {
return;
}
Configure::write('debug', 0);
touch(WWW_ROOT . 'js' . DS. '__cake_js_min_test.min.js');
touch(WWW_ROOT . 'js' . DS. '__cake_js_pack_test.pack.js');
$result = $this->Js->uses('__cake_js_min_test');
$this->assertPattern('/__cake_js_min_test\.min\.js/', $result);
$result = $this->Js->uses('__cake_js_pack_test');
$this->assertPattern('/__cake_js_pack_test\.pack\.js/', $result);
Configure::write('debug', 2);
$result = $this->Js->uses('__cake_js_pack_test');
$this->assertNoPattern('/pack\.js/', $result);
unlink(WWW_ROOT . 'js' . DS. '__cake_js_min_test.min.js');
unlink(WWW_ROOT . 'js' . DS. '__cake_js_pack_test.pack.js');
}
/**
* test confirm generation
*