public function testArrayOfMultipleComplexObjectsToXml()
{
// Create objects
$object1 = $this->createComplexObject(1);
$object2 = $this->createComplexObject(2);
$object3 = $this->createComplexObject(3);
// Create aray of objects
$data = array($object1, $object2, $object3);
// Convert to XML, with root of 'root' and tag wrappers of 'item'
$actual_xml = TypeConverter::toXml($data);
// Compose expected XML structure
$expected_xml = $this->getXmlDeclaration() . '<root>' . '<item><id>1</id><name>Object 1</name><foo><bar>string</bar><baz>' . '<item><id>1.1</id><name>Object 1.1</name></item>' . '<item><id>1.2</id><name>Object 1.2</name></item>' . '<item><id>1.3</id><name>Object 1.3</name></item>' . '</baz></foo></article>' . '<item><id>2</id><name>Object 2</name><foo><bar>string</bar><baz>' . '<item><id>2.1</id><name>Object 2.1</name></item>' . '<item><id>2.2</id><name>Object 2.2</name></item>' . '<item><id>2.3</id><name>Object 2.3</name></item>' . '</baz></foo></article>' . '<item><id>3</id><name>Object 3</name><foo><bar>string</bar><baz>' . '<item><id>3.1</id><name>Object 3.1</name></item>' . '<item><id>3.2</id><name>Object 3.2</name></item>' . '<item><id>3.3</id><name>Object 3.3</name></item>' . '</baz></foo></item>' . '</root>';
// Now check with single string tag.
// Convert to XML, with root of 'root' and tag wrappers of 'item'
$actual_xml = TypeConverter::toXml($data, 'root', 'article');
// Compose expected XML structure
$expected_xml = $this->getXmlDeclaration() . '<root>' . '<article><id>1</id><name>Object 1</name><foo><bar>string</bar><baz>' . '<article><id>1.1</id><name>Object 1.1</name></article>' . '<article><id>1.2</id><name>Object 1.2</name></article>' . '<article><id>1.3</id><name>Object 1.3</name></article>' . '</baz></foo></article>' . '<article><id>2</id><name>Object 2</name><foo><bar>string</bar><baz>' . '<article><id>2.1</id><name>Object 2.1</name></article>' . '<article><id>2.2</id><name>Object 2.2</name></article>' . '<article><id>2.3</id><name>Object 2.3</name></article>' . '</baz></foo></article>' . '<article><id>3</id><name>Object 3</name><foo><bar>string</bar><baz>' . '<article><id>3.1</id><name>Object 3.1</name></article>' . '<article><id>3.2</id><name>Object 3.2</name></article>' . '<article><id>3.3</id><name>Object 3.3</name></article>' . '</baz></foo></article>' . '</root>';
$this->assertXMLStringEqualsXmlString($expected_xml, $actual_xml);
// Now check with array of tags.
// Convert to XML, with root of 'root' and tag wrappers of 'item'
$actual_xml = TypeConverter::toXml($data, 'root', array('outer', 'inner'));
// Compose expected XML structure
$expected_xml = $this->getXmlDeclaration() . '<root>' . '<outer><id>1</id><name>Object 1</name><foo><bar>string</bar><baz>' . '<inner><id>1.1</id><name>Object 1.1</name></inner>' . '<inner><id>1.2</id><name>Object 1.2</name></inner>' . '<inner><id>1.3</id><name>Object 1.3</name></inner>' . '</baz></foo></outer>' . '<outer><id>2</id><name>Object 2</name><foo><bar>string</bar><baz>' . '<inner><id>2.1</id><name>Object 2.1</name></inner>' . '<inner><id>2.2</id><name>Object 2.2</name></inner>' . '<inner><id>2.3</id><name>Object 2.3</name></inner>' . '</baz></foo></outer>' . '<outer><id>3</id><name>Object 3</name><foo><bar>string</bar><baz>' . '<inner><id>3.1</id><name>Object 3.1</name></inner>' . '<inner><id>3.2</id><name>Object 3.2</name></inner>' . '<inner><id>3.3</id><name>Object 3.3</name></inner>' . '</baz></foo></outer>' . '</root>';
$this->assertXMLStringEqualsXmlString($expected_xml, $actual_xml);
}
/**
* Format the response into the right content type.
*
* @access private
* @param string $type
* @return mixed
*/
private function __format($type)
{
$response = array('success' => $this->_success, 'data' => $this->_data);
if (!empty($this->_code)) {
$response['code'] = $this->_code;
}
switch (strtolower($type)) {
case 'json':
$format = TypeConverter::toJson($response);
break;
case 'xml':
$format = TypeConverter::toXml($response);
break;
case 'html':
case 'text':
default:
$format = (string) $this->_data;
break;
}
return $format;
}
/**
* Processes the feed and rebuilds an array based on the feeds type (RSS, RDF, Atom).
*
* @access protected
* @param CakeResponse $response
* @param array $query
* @param string $source
* @return boolean
*/
protected function _process($response, $query, $source)
{
$feed = TypeConverter::toArray($response->body());
$clean = array();
if (!empty($query['root']) && !empty($feed[$query['feed']['root']])) {
$items = $feed[$query['feed']['root']];
} else {
// Rss
if (isset($feed['channel']) && isset($feed['channel']['item'])) {
$items = $feed['channel']['item'];
// Rdf
} else {
if (isset($feed['item'])) {
$items = $feed['item'];
// Atom
} else {
if (isset($feed['entry'])) {
$items = $feed['entry'];
// Xml
} else {
$items = $feed;
}
}
}
}
if (empty($items) || !is_array($items)) {
return $clean;
}
// Gather elements
$elements = array('title', 'guid' => array('guid', 'id'), 'date' => array('date', 'pubDate', 'published', 'updated'), 'link' => array('link', 'origLink'), 'image' => array('image', 'thumbnail'), 'author' => array('author', 'writer', 'editor', 'user'), 'source' => array('source'), 'description' => array('description', 'desc', 'summary', 'content', 'text'));
if (is_array($query['fields'])) {
$elements = array_merge_recursive($elements, $query['fields']);
}
// Loop the feed
foreach ($items as $item) {
$data = array();
foreach ($elements as $element => $keys) {
if (is_numeric($element)) {
$element = $keys;
$keys = array($keys);
}
if (isset($keys['attributes'])) {
$attributes = $keys['attributes'];
unset($keys['attributes']);
} else {
$attributes = array('value', 'href', 'src', 'name', 'label');
}
if (isset($keys['keys'])) {
$keys = $keys['keys'];
}
foreach ($keys as $key) {
if (isset($item[$key]) && empty($data[$element])) {
$value = $this->_extract($item[$key], $attributes);
if (!empty($value)) {
$data[$element] = $value;
break;
}
}
}
}
if (empty($data['link'])) {
trigger_error(sprintf('Feed %s does not have a valid link element.', $source), E_USER_NOTICE);
continue;
}
if (empty($data['source']) && $source) {
$data['source'] = (string) $source;
}
$sort = null;
if (isset($data[$query['feed']['sort']])) {
$sort = $data[$query['feed']['sort']];
}
if (!$sort) {
if ($query['feed']['sort'] == 'date' && isset($data['date'])) {
$sort = strtotime($data['date']);
} else {
$sort = microtime();
}
}
if (!empty($data)) {
$clean[$sort] = $data;
}
}
return $clean;
}
