ObjFW  Diff

- (OFString*)OF_XMLStringWithParent: (OFXMLElement*)parent
			 namespaces: (OFDictionary*)allNamespaces
			indentation: (unsigned int)indentation
			      level: (unsigned int)level
{
	void *pool;
	char *cString;
	size_t length, i, attributesCount;
	OFString *prefix, *parentPrefix;
	OFXMLAttribute *const *attributesObjects;
	OFString *ret;
	OFString *defaultNS;

	pool = objc_autoreleasePoolPush();

	parentPrefix = [allNamespaces objectForKey:
	    (parent != nil && parent->_namespace != nil

		memcpy(cString + i, [_namespace UTF8String],
		    [_namespace UTF8StringLength]);
		i += [_namespace UTF8StringLength];
		cString[i++] = '\'';
	}

	/* Attributes */
	attributesObjects = [_attributes objects];
	attributesCount = [_attributes count];

	for (size_t j = 0; j < attributesCount; j++) {
		void *pool2 = objc_autoreleasePoolPush();
		OFString *attributeName = [attributesObjects[j] name];
		OFString *attributePrefix = nil;
		OFString *tmp =
		    [[attributesObjects[j] stringValue] stringByXMLEscaping];

		if ([attributesObjects[j] namespace] != nil &&
		    (attributePrefix = [allNamespaces objectForKey:
		    [attributesObjects[j] namespace]]) == nil)
			@throw [OFUnboundNamespaceException
			    exceptionWithNamespace: [attributesObjects[j]
							namespace]
					   element: self];

		length += [attributeName UTF8StringLength] +
		    (attributePrefix != nil ?
		    [attributePrefix UTF8StringLength] + 1 : 0) +
		    [tmp UTF8StringLength] + 4;

		cString[i++] = '\'';

		objc_autoreleasePoolPop(pool2);
	}

	/* Childen */
	if (_children != nil) {
		OFXMLNode *const *childrenObjects = [_children objects];
		size_t childrenCount = [_children count];
		OFDataArray *tmp = [OFDataArray dataArray];
		bool indent;

		if (indentation > 0) {
			indent = true;

			for (size_t j = 0; j < childrenCount; j++) {
				if ([childrenObjects[j] isKindOfClass:
				    charactersClass] || [childrenObjects[j]
				    isKindOfClass: CDATAClass]) {
					indent = false;
					break;
				}
			}
		} else
			indent = false;

		for (size_t j = 0; j < childrenCount; j++) {
			OFString *child;
			unsigned int ind = (indent ? indentation : 0);

			if (ind)
				[tmp addItem: "\n"];

			if ([childrenObjects[j] isKindOfClass:
			    [OFXMLElement class]])
				child = [(OFXMLElement*)childrenObjects[j]
				    OF_XMLStringWithParent: self
						namespaces: allNamespaces
					       indentation: ind
						     level: level + 1];
			else
				child = [childrenObjects[j]
				    XMLStringWithIndentation: ind
						       level: level + 1];

			[tmp addItems: [child UTF8String]
				count: [child UTF8StringLength]];
		}

		if (indent)
			[tmp addItem: "\n"];

		length += [tmp count] + [_name UTF8StringLength] + 2 +
		    (indent ? level * indentation : 0);