public function testDynCSS()
{
$vm = new \V8Js('PHP', array(), array());
\V8Js::registerExtension('browser_test', file_get_contents(MODULE_PATH . '/rz_root/module/lib/dyncss/js/browserEmulator.js'));
\V8Js::registerExtension('absurdhat_test', file_get_contents(MODULE_PATH . '/rz_root/assets/notlive/dyncss/absurdhat.js'));
\V8Js::registerExtension('absurd_test', file_get_contents(MODULE_PATH . '/rz_root/assets/notlive/dyncss/absurd.js'));
$vm = new \V8Js('PHP', array(), array('browser_test', 'absurdhat_test', 'absurd_test'));
$code = file_get_contents(MODULE_PATH . '/rz_root/assets/notlive/dyncss/dyncss.js');
$vm->executeString($code, 'dyncss_TEST');
}
/**
* JS VM
* @return \V8Js
* @throws JSV8AppException
*/
protected function getVM()
{
if (is_null($this->vm)) {
// cache buster
$version = rand();
// emulate a (very poor) browser
\V8Js::registerExtension('browserEmulator' . $version, file_get_contents($this->basePath . 'browserEmulator.js'));
// load absurd.js browser version (shared with client)
\V8Js::registerExtension('absurd' . $version, file_get_contents($this->assetPath . 'absurd.js'));
\V8Js::registerExtension('absurdHat' . $version, file_get_contents($this->assetPath . 'absurdhat.js'));
// load generic dyncss implementation
\V8Js::registerExtension('dyncss' . $version, file_get_contents($this->assetPath . 'dyncss.js'));
// create variable mapping
$extensions = array('browserEmulator' . $version, 'absurd' . $version, 'absurdHat' . $version, 'dyncss' . $version);
// start engine (discard any output via print)
ob_start();
$vm = new \V8Js('PHP', array(), $extensions);
ob_end_clean();
// add error handler
$vm->error = function ($error) {
throw new JSV8AppException($error);
};
$this->vm = $vm;
}
return $this->vm;
}
/**
* Registers all distribution library modules as extensions.
* These can be accessed from scripts like this:
*
* require("lodash");
*
* var a = [ 'one', 'two', 'three' ];
*
* _.each( a, function( element ) {
* print( "Found " + element + " in array\n" );
* });
*
* Please note that this requires a version of the V8 library above any that are currently
* distributed with popular distributions. As such, if this feature is not available
* (module loading), the "lodash" library will be automatically registered and injected
* into all script contexts.
*
* @param array $extensions
*
* @return array
* @throws \DreamFactory\Core\Exceptions\InternalServerErrorException
*/
protected static function registerExtensions(array $extensions = [])
{
/** @noinspection PhpUndefinedClassInspection */
$existing = \V8Js::getExtensions();
$registered = array_diff($extensions, $existing);
foreach ($registered as $module) {
/** @noinspection PhpUndefinedClassInspection */
if (false === \V8Js::registerExtension($module, static::loadScriptingModule($module), [], false)) {
throw new InternalServerErrorException('Failed to register V8Js extension script: ' . $module);
}
}
return $registered;
}
<?php
/*
$v8 = new V8Js;
$v8->func = function ($a) { return var_export(func_get_args(), TRUE); };
$v8->executeString("PHP.func();", "arg_test1.js");
exit;
*/
var_dump(V8Js::registerExtension('myparser.js', 'function foo() { print("foobar!\\n"}', array('jstparser.js', 'json-template.js'), false));
var_dump(V8Js::registerExtension('myparser.js', 'function foo() { print("foobar!\\n"}', array('jstparser.js', 'json-template.js'), false));
var_dump(V8Js::registerExtension('jstparser.js', file_get_contents('js/jstparser.js'), array(), false));
//V8Js::registerExtension('json-template.js', file_get_contents('js/json-template.js'), array(), false);
var_dump(V8JS::getExtensions());
$a = new V8Js('myobj', array(), array('jstparser.js'));
$jstparser = <<<'EOT'
var template = 'Gold & Hot Rod Red, as seen in the new <a href="http://blog.markturansky.com/archives/51">Iron Man trailer</a>!' + "\n" +
'<table cellspacing="0" cellpadding="4">' + "\n" +
' <% for(var i = 0; i < 10; i++){ %> ' + "\n" +
' <tr>' + "\n" +
' <td style="background-color: <%= i % 2 == 0 ? \'red\' : \'gold\' %>">' + "\n" +
' Hi, <%=name%>! i is <%= i %>' + "\n" +
' </td>' + "\n" +
' </tr>' + "\n" +
' <% } %>' + "\n" +
'</table>' + "\n" +
'Note that name is HTML escaped by default. Here it is without escaping:'+
'<%+ name %>';
Jst.evaluateSingleShot(template, {"name":"foobar"});
EOT;
echo $a->executeString($jstparser, "ext_test1.js"), "\n";
$a->_SERVER = $_SERVER;
<?php
V8Js::registerExtension('a', file_get_contents('js/json-template.js'), array('b'));
V8Js::registerExtension('b', file_get_contents('js/jstparser.js'), array('a'));
var_dump(V8JS::getExtensions());
$a = new V8Js('myobj', array(), array('b'));
public function registerExt($ext, $script, $dependencies = array(), $auto_enable = false)
{
return $this->v8->registerExtension($ext, $script, $dependencies, $auto_enable);
}
