private function getIframeURL(Gadget $gadget, GadgetContext $context)
{
$v = $gadget->getChecksum();
$view = $gadget->getView($context->getView());
$up = '';
foreach ($gadget->gadgetSpec->userPrefs as $pref) {
$up .= '&up_' . urlencode($pref['name']) . '=' . urlencode($pref['value']);
}
$locale = $context->getLocale();
//Note: putting the URL last, else some browsers seem to get confused (reported by hi5)
return Config::get('default_iframe_prefix') . 'container=' . $context->getContainer() . ($context->getIgnoreCache() ? '&nocache=1' : '&v=' . $v) . ($context->getModuleId() != 0 ? '&mid=' . $context->getModuleId() : '') . '&lang=' . $locale['lang'] . '&country=' . $locale['country'] . '&view=' . $view['view'] . $up . '&url=' . urlencode($context->getUrl());
}
public function getSupportedFields($parameters)
{
$context = new GadgetContext('GADGET');
$container = $context->getContainer();
$containerConfig = new ContainerConfig(Config::get('container_path'));
$config = $containerConfig->getConfig($container, 'gadgets.features');
$version = $this->getOpenSocialVersion($config);
$supportedFields = $config[$version]['supportedFields'];
if (in_array('people', $parameters)) {
$ret = $supportedFields['person'];
} else {
$ret = $supportedFields['activity'];
}
return new ResponseItem(null, null, $ret);
}
private function loadOsmlLibrary()
{
$container = $this->gadgetContext->getContainer();
$containerConfig = $this->gadgetContext->getContainerConfig();
$gadgetsFeatures = $containerConfig->getConfig($container, 'gadgets.features');
if (!isset($gadgetsFeatures['osml'])) {
throw new ExpressionException("Missing OSML configuration key in config/config.js");
} elseif (!isset($gadgetsFeatures['osml']['library'])) {
throw new ExpressionException("Missing OSML.Library configuration key in config/config.js");
}
$osmlLibrary = Config::get('container_path') . str_replace('config/', '', $gadgetsFeatures['osml']['library']);
if (!File::exists($osmlLibrary)) {
throw new ExpressionException("Missing OSML Library ({$osmlLibrary})");
}
$this->addTemplateLibrary(file_get_contents($osmlLibrary));
$this->osmlLoaded = true;
}
/**
* Outputs a html content type gadget.
* It creates a html page, with the javascripts from the features inline into the page, plus
* calls to 'gadgets.config.init' with the container configuration (config/container.js) and
* 'gadgets.Prefs.setMessages_' with all the substitutions. For external javascripts it adds
* a <script> tag.
*
* @param Gadget $gadget
* @param GadgetContext $context
*/
private function outputHtmlGadget($gadget, $context, $view)
{
$content = '';
$externJs = '';
$externFmt = "<script src=\"%s\"></script>";
$forcedLibs = $context->getForcedJsLibs();
// allow the &libs=.. param to override our forced js libs configuration value
if (empty($forcedLibs)) {
$forcedLibs = Config::get('focedJsLibs');
}
$this->setContentType("text/html; charset=UTF-8");
if ($context->getIgnoreCache()) {
// no cache was requested, set non-caching-headers
$this->setNoCache(true);
} elseif (isset($_GET['v'])) {
// version was given, cache for a long long time (a year)
$this->setCacheTime(365 * 24 * 60 * 60);
} else {
// no version was given, cache for 5 minutes
$this->setCacheTime(5 * 60);
}
// Was a privacy policy header configured? if so set it
if (Config::get('P3P') != '') {
header("P3P: " . Config::get('P3P'));
}
if (!$view->getQuirks()) {
$content .= "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\" \"http://www.w3.org/TR/html4/strict.dtd\">\n";
}
$content .= "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><style type=\"text/css\">" . Config::get('gadget_css') . "</style></head><body>\n";
// Forced libs first.
if (!empty($forcedLibs)) {
$libs = explode(':', $forcedLibs);
$content .= sprintf($externFmt, Config::get('default_js_prefix') . $this->getJsUrl($libs, $gadget) . "&container=" . $context->getContainer()) . "\n";
}
$content .= "<script>\n";
if (!empty($forcedLibs)) {
// if some of the feature libraries are externalized (through a browser cachable <script src="/gadgets/js/opensocial-0.7:settitle.js">
// type url), then we don't want to include dependencies twice, so find the complete features chain, so we can skip over those
$forcedLibsArray = explode(':', $forcedLibs);
$registry = $this->context->getRegistry();
$missing = array();
$registry->getIncludedFeatures($forcedLibsArray, $forcedLibsArray, $missing);
}
foreach ($gadget->getJsLibraries() as $library) {
$type = $library->getType();
if ($type == 'URL') {
// TODO: This case needs to be handled more gracefully by the js
// servlet. We should probably inline external JS as well.
$externJs .= sprintf($externFmt, $library->getContent()) . "\n";
// else check if there are no forcedLibs, or if it wasn't included in their dep chain
} elseif (empty($forcedLibs) || !in_array($library->getFeatureName(), $forcedLibsArray)) {
$content .= $library->getContent();
}
// otherwise it was already included by config.forceJsLibs.
}
$content .= $this->appendJsConfig($context, $gadget, !empty($forcedLibs)) . $this->appendMessages($gadget) . $this->appendPreloads($gadget, $context) . "</script>";
if (strlen($externJs) > 0) {
$content .= $externJs;
}
$gadgetExceptions = array();
$rewriter = new ContentRewriter();
if ($rewriter->rewriteGadgetView($gadget, $view)) {
$content .= $gadget->getSubstitutions()->substitute($view->getRewrittenContent());
} else {
$content .= $gadget->getSubstitutions()->substitute($view->getContent());
}
if (empty($content)) {
// Unknown view
$gadgetExceptions[] = "View: '" . $context->getView() . "' invalid for gadget: " . $gadget->getId()->getKey();
}
if (count($gadgetExceptions)) {
throw new GadgetException(print_r($gadgetExceptions, true));
}
$content .= "\n<script>gadgets.util.runOnLoadHandlers();</script></body>\n</html>";
echo $content;
}
/**
* Tests GadgetContext->getContainer()
*/
public function testGetContainer()
{
$this->assertEquals($this->testData['container'], $this->GadgetContext->getContainer());
}
