ObjFW  Check-in [a2c6391204]

#include <string.h>
#include <assert.h>

#import "OFXMLElement.h"
#import "OFString.h"
#import "OFArray.h"
#import "OFDictionary.h"
#import "OFDataArray.h"
#import "OFXMLAttribute.h"
#import "OFXMLParser.h"
#import "OFXMLElementBuilder.h"
#import "OFAutoreleasePool.h"

#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"

			    level: (size_t)level
{
	OFAutoreleasePool *pool, *pool2;
	char *cString;
	size_t length, i, j, attributesCount;
	OFString *prefix, *parentPrefix;
	OFXMLAttribute **attributesCArray;
	OFString *ret, *tmp;
	OFString *ret;
	OFMutableDictionary *allNamespaces;
	OFString *defaultNS;

	if (characters != nil)
		return [characters stringByXMLEscaping];

	if (CDATA != nil)
		return [OFString stringWithFormat: @"<![CDATA[%@]]>", CDATA];

	if (comment != nil) {
		OFString *ret;

		if (indentation > 0 && level > 0) {
			char *whitespaces = [self
			    allocMemoryWithSize: (level * indentation) + 1];
			memset(whitespaces, ' ', level * indentation);
			whitespaces[level * indentation] = 0;

			@try {

	attributesCArray = [attributes cArray];
	attributesCount = [attributes count];

	pool2 = [[OFAutoreleasePool alloc] init];
	for (j = 0; j < attributesCount; j++) {
		OFString *attributeName = [attributesCArray[j] name];
		OFString *attributePrefix = nil;
		OFString *tmp =
		tmp = [[attributesCArray[j] stringValue] stringByXMLEscaping];
		    [[attributesCArray[j] stringValue] stringByXMLEscaping];

		if ([attributesCArray[j] namespace] != nil &&
		    (attributePrefix = [allNamespaces objectForKey:
		    [attributesCArray[j] namespace]]) == nil)
			@throw [OFUnboundNamespaceException
			    newWithClass: isa
			       namespace: [attributesCArray[j] namespace]];

		[pool2 releaseObjects];
	}

	/* Childen */
	if (children != nil) {
		OFXMLElement **childrenCArray = [children cArray];
		size_t childrenCount = [children count];
		IMP append;
		OFDataArray *tmp = [OFDataArray dataArray];
		SEL appendSel = @selector(appendCStringWithoutUTF8Checking:);
		BOOL indent;

		tmp = [OFMutableString string];
		append = [tmp methodForSelector: appendSel];

		if (indentation > 0) {
			indent = YES;

			for (j = 0; j < childrenCount; j++) {
				if (childrenCArray[j]->characters != nil ||
				    childrenCArray[j]->CDATA != nil) {
					indent = NO;
					break;
				}
			}
		} else
			indent = NO;

		for (j = 0; j < childrenCount; j++) {
			OFString *child;

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

			append(tmp, appendSel,
			    [[childrenCArray[j]
			child = [childrenCArray[j]
			    _XMLStringWithParent: self
				     indentation: (indent ? indentation : 0)
					   level: level + 1]
			    cString]);
					   level: level + 1];

			[tmp addNItems: [child cStringLength]
			    fromCArray: [child cString]];
		}

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

		length += [tmp cStringLength] + [name cStringLength] + 2 +
		length += [tmp count] + [name cStringLength] + 2 +
		    (indent ? level * indentation : 0);
		@try {
			cString = [self resizeMemory: cString
					      toSize: length];
		} @catch (id e) {
			[self freeMemory: cString];
			@throw e;
		}

		cString[i++] = '>';

		memcpy(cString + i, [tmp cString], [tmp cStringLength]);
		i += [tmp cStringLength];
		memcpy(cString + i, [tmp cArray], [tmp count]);
		i += [tmp count];

		if (indent) {
			memset(cString + i, ' ', level * indentation);
			i += level * indentation;
		}

		cString[i++] = '<';