/**
* Retrieve a new sfFeed implementation instance, populated from a web feed.
* The class of the returned instance depends on the nature of the web feed.
* This method uses the sfWebBrowser plugin.
*
* @param string A web feed URI
*
* @return sfFeed A sfFeed implementation instance
*/
public static function createFromWeb($uri, $options = array())
{
if (isset($options['adapter'])) {
$browser = new sfWebBrowser(array(), $options['adapter'], isset($options['adapter_options']) ? $options['adapter_options'] : array());
} else {
$browser = new sfWebBrowser();
}
$browser->setUserAgent(isset($options['userAgent']) ? $options['userAgent'] : 'sfFeedReader/0.9');
if ($browser->get($uri)->responseIsError()) {
$error = 'The given URL (%s) returns an error (%s: %s)';
$error = sprintf($error, $uri, $browser->getResponseCode(), $browser->getResponseMessage());
throw new Exception($error);
}
$feedString = $browser->getResponseText();
return self::createFromXml($feedString, $uri);
}
$t->diag('');
/******************/
/* Initialization */
/******************/
$t->diag('Initialization');
$b = new sfWebBrowser(array(), $adapter);
$t->is($b->getUserAgent(), '', 'a new browser has an empty user agent');
$t->is($b->getResponseText(), '', 'a new browser has an empty response');
$t->is($b->getResponseCode(), '', 'a new browser has an empty response code');
$t->is($b->getResponseHeaders(), array(), 'a new browser has empty reponse headers');
/*******************/
/* Utility methods */
/*******************/
$t->diag('Utility methods');
$b = new sfWebBrowser(array(), $adapter);
$t->is($b->setUserAgent('foo bar')->getUserAgent(), 'foo bar', 'setUserAgent() sets the user agent');
$t->is($b->setResponseText('foo bar')->getResponseText(), 'foo bar', 'setResponseText() extracts the response');
$t->is($b->setResponseCode('foo 123 bar')->getResponseCode(), '123', 'setResponseCode() extracts the three-digits code');
$t->is($b->setResponseCode('foo 12 bar')->getResponseCode(), '', 'setResponseCode() fails silently when response status is incorrect');
$t->is_deeply($b->setResponseHeaders(array('HTTP1.1 200 OK', 'foo: bar', 'bar: baz'))->getResponseHeaders(), array('Foo' => 'bar', 'Bar' => 'baz'), 'setResponseHeaders() extracts the headers array');
$t->is_deeply($b->setResponseHeaders(array('ETag: "535a8-9fb-44ff4a13"', 'WWW-Authenticate: Basic realm="Myself"'))->getResponseHeaders(), array('ETag' => '"535a8-9fb-44ff4a13"', 'WWW-Authenticate' => 'Basic realm="Myself"'), 'setResponseHeaders() extracts the headers array and accepts response headers with several uppercase characters');
$t->is_deeply($b->setResponseHeaders(array('HTTP1.1 200 OK', 'foo: bar', 'bar:baz', 'baz:bar'))->getResponseHeaders(), array('Foo' => 'bar'), 'setResponseHeaders() ignores malformed headers');
/**************/
/* Exceptions */
/**************/
$t->diag('Exceptions');
$b = new sfWebBrowser(array(), $adapter);
try {
$b->get('htp://askeet');
$t->fail('get() throws an exception when passed an uri which is neither http nor https');
} catch (Exception $e) {
