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Added simple JSON processor

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git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@51914 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Sam Minnee 2008-03-31 08:49:27 +00:00
parent e747282dfa
commit 1f512519e1
1 changed files with 110 additions and 40 deletions
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150
api/RestfulServer.php
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@ -84,55 +84,125 @@ class RestfulServer extends Controller {
return $this->notFound(); return $this->notFound();
} }
// TO DO - inspect that Accept header as well. $_GET['accept'] can still be checked, as it's handy for debugging
$contentType = isset($_GET['accept']) ? $_GET['accept'] : 'text/xml';
if($obj->stat('api_access') && $obj->canView()) { if($obj->stat('api_access') && $obj->canView()) {
switch($contentType) {
$xml = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<$className>\n"; case "text/xml":
foreach($obj->db() as $fieldName => $fieldType) { $this->getResponse()->addHeader("Content-type", "text/xml");
$xml .= "<$fieldName>" . Convert::raw2xml($obj->$fieldName) . "</$fieldName>\n"; return $this->dataObjectAsXML($obj);
}
foreach($obj->has_one() as $relName => $relObj) { case "text/json":
$fieldName = $relName . 'ID'; $this->getResponse()->addHeader("Content-type", "text/json");
if($obj->$fieldName) { return $this->dataObjectAsJSON($obj);
$href = Director::absoluteURL(self::$api_base . "$relObj/" . $obj->$fieldName);
} else {
$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName");
}
$xml .= "<$relName linktype=\"has_one\" href=\"$href\" id=\"{$obj->$fieldName}\" />\n";
}
foreach($obj->has_many() as $relName => $relObj) { case "text/html":
$xml .= "<$relName linktype=\"has_many\">\n"; case "application/xhtml+xml":
$items = $obj->$relName(); $this->getResponse()->addHeader("Content-type", "text/json");
foreach($items as $item) { return $this->dataObjectAsXHTML($obj);
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relObj/$item->ID");
$xml .= "<$relObj href=\"$href\" id=\"{$item->ID}\" />\n";
}
$xml .= "</$relName>\n";
} }
foreach($obj->many_many() as $relName => $relObj) {
$xml .= "<$relName linktype=\"many_many\">\n";
$items = $obj->$relName();
foreach($items as $item) {
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relObj/$item->ID");
$xml .= "<$relObj href=\"$href\" id=\"{$item->ID}\" />\n";
}
$xml .= "</$relName>\n";
}
$xml .= "</$className>";
$this->getResponse()->addHeader("Content-type", "text/xml");
return $xml;
} else { } else {
return $this->permissionFailure(); return $this->permissionFailure();
} }
} }
/**
* Generate an XML representation of the given DataObject.
*/
protected function dataObjectAsXML(DataObject $obj) {
$className = $obj->class;
$id = $obj->ID;
$json = "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<$className>\n";
foreach($obj->db() as $fieldName => $fieldType) {
$json .= "<$fieldName>" . Convert::raw2xml($obj->$fieldName) . "</$fieldName>\n";
}
foreach($obj->has_one() as $relName => $relClass) {
$fieldName = $relName . 'ID';
if($obj->$fieldName) {
$href = Director::absoluteURL(self::$api_base . "$relClass/" . $obj->$fieldName);
} else {
$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName");
}
$json .= "<$relName linktype=\"has_one\" href=\"$href\" id=\"{$obj->$fieldName}\" />\n";
}
foreach($obj->has_many() as $relName => $relClass) {
$json .= "<$relName linktype=\"has_many\">\n";
$items = $obj->$relName();
foreach($items as $item) {
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relClass/$item->ID");
$json .= "<$relClass href=\"$href\" id=\"{$item->ID}\" />\n";
}
$json .= "</$relName>\n";
}
foreach($obj->many_many() as $relName => $relClass) {
$json .= "<$relName linktype=\"many_many\">\n";
$items = $obj->$relName();
foreach($items as $item) {
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relClass/$item->ID");
$json .= "<$relClass href=\"$href\" id=\"{$item->ID}\" />\n";
}
$json .= "</$relName>\n";
}
$json .= "</$className>";
return $json;
}
/**
* Generate an XML representation of the given DataObject.
*/
protected function dataObjectAsJSON(DataObject $obj) {
$className = $obj->class;
$id = $obj->ID;
$json = "{\n className : \"$className\",\n";
foreach($obj->db() as $fieldName => $fieldType) {
$jsonParts[] = "$fieldName : \"" . Convert::raw2js($obj->$fieldName) . "\"";
}
foreach($obj->has_one() as $relName => $relClass) {
$fieldName = $relName . 'ID';
if($obj->$fieldName) {
$href = Director::absoluteURL(self::$api_base . "$relClass/" . $obj->$fieldName);
} else {
$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName");
}
$jsonParts[] = "$relName : { className : \"$relClass\", href : \"$href\", id : \"{$obj->$fieldName}\" }";
}
foreach($obj->has_many() as $relName => $relClass) {
$jsonInnerParts = array();
$items = $obj->$relName();
foreach($items as $item) {
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relClass/$item->ID");
$jsonInnerParts[] = "{ className : \"$relClass\", href : \"$href\", id : \"{$obj->$fieldName}\" }";
}
$jsonParts[] = "$relName : [\n " . implode(",\n ", $jsonInnerParts) . " \n ]";
}
foreach($obj->many_many() as $relName => $relClass) {
$jsonInnerParts = array();
$items = $obj->$relName();
foreach($items as $item) {
//$href = Director::absoluteURL(self::$api_base . "$className/$id/$relName/$item->ID");
$href = Director::absoluteURL(self::$api_base . "$relClass/$item->ID");
$jsonInnerParts[] = " { className : \"$relClass\", href : \"$href\", id : \"{$obj->$fieldName}\" }";
}
$jsonParts[] = "$relName : [\n " . implode(",\n ", $jsonInnerParts) . "\n ]";
}
return "{\n " . implode(",\n ", $jsonParts) . "\n}";
}
/** /**
* Handler for object delete * Handler for object delete
*/ */