/*
* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014
* Jonathan Schleifer <js@webkeks.org>
*
* All rights reserved.
*
* This file is part of ObjFW. It may be distributed under the terms of the
* Q Public License 1.0, which can be found in the file LICENSE.QPL included in
* the packaging of this file.
*
* Alternatively, it may be distributed under the terms of the GNU General
* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#include <stdlib.h>
#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 "OFXMLCharacters.h"
#import "OFXMLCDATA.h"
#import "OFXMLParser.h"
#import "OFXMLElementBuilder.h"
#import "OFInvalidArgumentException.h"
#import "OFInvalidFormatException.h"
#import "OFMalformedXMLException.h"
#import "OFUnboundNamespaceException.h"
/* References for static linking */
void _references_to_categories_of_OFXMLElement(void)
{
_OFXMLElement_Serialization_reference = 1;
}
static Class charactersClass = Nil;
static Class CDATAClass = Nil;
@interface OFXMLElement_OFXMLElementBuilderDelegate: OFObject
{
@public
OFXMLElement *_element;
}
@end
@implementation OFXMLElement_OFXMLElementBuilderDelegate
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didBuildElement: (OFXMLElement*)element
{
if (_element == nil)
_element = [element retain];
}
- (void)dealloc
{
[_element release];
[super dealloc];
}
@end
@implementation OFXMLElement
+ (void)initialize
{
if (self == [OFXMLElement class]) {
charactersClass = [OFXMLCharacters class];
CDATAClass = [OFXMLCDATA class];
}
}
+ (instancetype)elementWithName: (OFString*)name
{
return [[[self alloc] initWithName: name] autorelease];
}
+ (instancetype)elementWithName: (OFString*)name
stringValue: (OFString*)stringValue
{
return [[[self alloc] initWithName: name
stringValue: stringValue] autorelease];
}
+ (instancetype)elementWithName: (OFString*)name
namespace: (OFString*)ns
{
return [[[self alloc] initWithName: name
namespace: ns] autorelease];
}
+ (instancetype)elementWithName: (OFString*)name
namespace: (OFString*)ns
stringValue: (OFString*)stringValue
{
return [[[self alloc] initWithName: name
namespace: ns
stringValue: stringValue] autorelease];
}
+ (instancetype)elementWithElement: (OFXMLElement*)element
{
return [[[self alloc] initWithElement: element] autorelease];
}
+ (instancetype)elementWithXMLString: (OFString*)string
{
return [[[self alloc] initWithXMLString: string] autorelease];
}
#ifdef OF_HAVE_FILES
+ (instancetype)elementWithFile: (OFString*)path
{
return [[[self alloc] initWithFile: path] autorelease];
}
#endif
- init
{
OF_INVALID_INIT_METHOD
}
- initWithName: (OFString*)name
{
return [self initWithName: name
namespace: nil
stringValue: nil];
}
- initWithName: (OFString*)name
stringValue: (OFString*)stringValue
{
return [self initWithName: name
namespace: nil
stringValue: stringValue];
}
- initWithName: (OFString*)name
namespace: (OFString*)namespace
{
return [self initWithName: name
namespace: namespace
stringValue: nil];
}
- initWithName: (OFString*)name
namespace: (OFString*)namespace
stringValue: (OFString*)stringValue
{
self = [super init];
@try {
if (name == nil)
@throw [OFInvalidArgumentException exception];
_name = [name copy];
_namespace = [namespace copy];
_namespaces = [[OFMutableDictionary alloc]
initWithKeysAndObjects:
@"http://www.w3.org/XML/1998/namespace", @"xml",
@"http://www.w3.org/2000/xmlns/", @"xmlns", nil];
if (stringValue != nil)
[self setStringValue: stringValue];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithElement: (OFXMLElement*)element
{
self = [super init];
@try {
if (element == nil)
@throw [OFInvalidArgumentException exception];
_name = [element->_name copy];
_namespace = [element->_namespace copy];
_defaultNamespace = [element->_defaultNamespace copy];
_attributes = [element->_attributes mutableCopy];
_namespaces = [element->_namespaces mutableCopy];
_children = [element->_children mutableCopy];
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- initWithXMLString: (OFString*)string
{
void *pool;
OFXMLParser *parser;
OFXMLElementBuilder *builder;
OFXMLElement_OFXMLElementBuilderDelegate *delegate;
[self release];
if (string == nil)
@throw [OFInvalidArgumentException exception];
pool = objc_autoreleasePoolPush();
parser = [OFXMLParser parser];
builder = [OFXMLElementBuilder elementBuilder];
delegate = [[[OFXMLElement_OFXMLElementBuilderDelegate alloc] init]
autorelease];
[parser setDelegate: builder];
[builder setDelegate: delegate];
[parser parseString: string];
if (![parser finishedParsing])
@throw [OFMalformedXMLException exceptionWithParser: parser];
self = [delegate->_element retain];
objc_autoreleasePoolPop(pool);
return self;
}
#ifdef OF_HAVE_FILES
- initWithFile: (OFString*)path
{
void *pool;
OFXMLParser *parser;
OFXMLElementBuilder *builder;
OFXMLElement_OFXMLElementBuilderDelegate *delegate;
[self release];
pool = objc_autoreleasePoolPush();
parser = [OFXMLParser parser];
builder = [OFXMLElementBuilder elementBuilder];
delegate = [[[OFXMLElement_OFXMLElementBuilderDelegate alloc] init]
autorelease];
[parser setDelegate: builder];
[builder setDelegate: delegate];
[parser parseFile: path];
if (![parser finishedParsing])
@throw [OFMalformedXMLException exceptionWithParser: parser];
self = [delegate->_element retain];
objc_autoreleasePoolPop(pool);
return self;
}
#endif
- initWithSerialization: (OFXMLElement*)element
{
self = [super init];
@try {
void *pool = objc_autoreleasePoolPush();
OFXMLElement *attributesElement, *namespacesElement;
OFXMLElement *childrenElement;
OFEnumerator *keyEnumerator, *objectEnumerator;
id key, object;
if (![[element name] isEqual: [self className]] ||
![[element namespace] isEqual: OF_SERIALIZATION_NS])
@throw [OFInvalidArgumentException exception];
_name = [[[element attributeForName: @"name"]
stringValue] copy];
_namespace = [[[element attributeForName: @"namespace"]
stringValue] copy];
_defaultNamespace = [[[element attributeForName:
@"defaultNamespace"] stringValue] copy];
attributesElement = [[[element
elementForName: @"attributes"
namespace: OF_SERIALIZATION_NS] elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
namespacesElement = [[[element
elementForName: @"namespaces"
namespace: OF_SERIALIZATION_NS] elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
childrenElement = [[[element
elementForName: @"children"
namespace: OF_SERIALIZATION_NS] elementsForNamespace:
OF_SERIALIZATION_NS] firstObject];
_attributes = [[attributesElement objectByDeserializing]
mutableCopy];
_namespaces = [[namespacesElement objectByDeserializing]
mutableCopy];
_children = [[childrenElement objectByDeserializing]
mutableCopy];
/* Sanity checks */
if ((_attributes != nil && ![_attributes isKindOfClass:
[OFMutableArray class]]) || (_namespaces != nil &&
![_namespaces isKindOfClass:
[OFMutableDictionary class]]) || (_children != nil &&
![_children isKindOfClass: [OFMutableArray class]]))
@throw [OFInvalidArgumentException exception];
objectEnumerator = [_attributes objectEnumerator];
while ((object = [objectEnumerator nextObject]) != nil)
if (![object isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
keyEnumerator = [_namespaces keyEnumerator];
objectEnumerator = [_namespaces objectEnumerator];
while ((key = [keyEnumerator nextObject]) != nil &&
(object = [objectEnumerator nextObject]) != nil)
if (![key isKindOfClass: [OFString class]] ||
![object isKindOfClass: [OFString class]])
@throw [OFInvalidArgumentException exception];
objectEnumerator = [_children objectEnumerator];
while ((object = [objectEnumerator nextObject]) != nil)
if (![object isKindOfClass: [OFXMLNode class]])
@throw [OFInvalidArgumentException exception];
if (_namespaces == nil)
_namespaces = [[OFMutableDictionary alloc] init];
[_namespaces
setObject: @"xml"
forKey: @"http://www.w3.org/XML/1998/namespace"];
[_namespaces setObject: @"xmlns"
forKey: @"http://www.w3.org/2000/xmlns/"];
if (_name == nil)
@throw [OFInvalidArgumentException exception];
objc_autoreleasePoolPop(pool);
} @catch (id e) {
[self release];
@throw e;
}
return self;
}
- (void)dealloc
{
[_name release];
[_namespace release];
[_defaultNamespace release];
[_attributes release];
[_namespaces release];
[_children release];
[super dealloc];
}
- (void)setName: (OFString*)name
{
if (name == nil)
@throw [OFInvalidArgumentException exception];
OF_SETTER(_name, name, true, 1)
}
- (OFString*)name
{
OF_GETTER(_name, true)
}
- (void)setNamespace: (OFString*)namespace
{
OF_SETTER(_namespace, namespace, true, 1)
}
- (OFString*)namespace
{
OF_GETTER(_namespace, true)
}
- (OFArray*)attributes
{
OF_GETTER(_attributes, true)
}
- (void)setChildren: (OFArray*)children
{
OF_SETTER(_children, children, true, 2)
}
- (OFArray*)children
{
OF_GETTER(_children, true)
}
- (void)setStringValue: (OFString*)stringValue
{
void *pool = objc_autoreleasePoolPush();
[self setChildren: [OFArray arrayWithObject:
[OFXMLCharacters charactersWithString: stringValue]]];
objc_autoreleasePoolPop(pool);
}
- (OFString*)stringValue
{
OFMutableString *ret;
OFXMLElement *const *objects;
size_t i, count = [_children count];
if (count == 0)
return @"";
ret = [OFMutableString string];
objects = [_children objects];
for (i = 0; i < count; i++) {
void *pool = objc_autoreleasePoolPush();
[ret appendString: [objects[i] stringValue]];
objc_autoreleasePoolPop(pool);
}
[ret makeImmutable];
return ret;
}
- (OFString*)OF_XMLStringWithParent: (OFXMLElement*)parent
namespaces: (OFDictionary*)allNamespaces
indentation: (unsigned int)indentation
level: (unsigned int)level
{
void *pool;
char *cString;
size_t length, i, j, attributesCount;
OFString *prefix, *parentPrefix;
OFXMLAttribute *const *attributesObjects;
OFString *ret;
OFString *defaultNS;
pool = objc_autoreleasePoolPush();
parentPrefix = [allNamespaces objectForKey:
(parent != nil && parent->_namespace != nil
? parent->_namespace : (OFString*)@"")];
/* Add the namespaces of the current element */
if (allNamespaces != nil) {
OFEnumerator *keyEnumerator = [_namespaces keyEnumerator];
OFEnumerator *objectEnumerator = [_namespaces objectEnumerator];
OFMutableDictionary *tmp;
id key, object;
tmp = [[allNamespaces mutableCopy] autorelease];
while ((key = [keyEnumerator nextObject]) != nil &&
(object = [objectEnumerator nextObject]) != nil)
[tmp setObject: object
forKey: key];
allNamespaces = tmp;
} else
allNamespaces = _namespaces;
prefix = [allNamespaces objectForKey:
(_namespace != nil ? _namespace : (OFString*)@"")];
if (parent != nil && parent->_namespace != nil && parentPrefix == nil)
defaultNS = parent->_namespace;
else if (parent != nil && parent->_defaultNamespace != nil)
defaultNS = parent->_defaultNamespace;
else
defaultNS = _defaultNamespace;
i = 0;
length = [_name UTF8StringLength] + 3 + (level * indentation);
cString = [self allocMemoryWithSize: length];
memset(cString + i, ' ', level * indentation);
i += level * indentation;
/* Start of tag */
cString[i++] = '<';
if (prefix != nil && ![_namespace isEqual: defaultNS]) {
length += [prefix UTF8StringLength] + 1;
@try {
cString = [self resizeMemory: cString
size: length];
} @catch (id e) {
[self freeMemory: cString];
@throw e;
}
memcpy(cString + i, [prefix UTF8String],
[prefix UTF8StringLength]);
i += [prefix UTF8StringLength];
cString[i++] = ':';
}
memcpy(cString + i, [_name UTF8String], [_name UTF8StringLength]);
i += [_name UTF8StringLength];
/* xmlns if necessary */
if (prefix == nil && ((_namespace != nil &&
![_namespace isEqual: defaultNS]) ||
(_namespace == nil && defaultNS != nil))) {
length += [_namespace UTF8StringLength] + 9;
@try {
cString = [self resizeMemory: cString
size: length];
} @catch (id e) {
[self freeMemory: cString];
@throw e;
}
memcpy(cString + i, " xmlns='", 8);
i += 8;
memcpy(cString + i, [_namespace UTF8String],
[_namespace UTF8StringLength]);
i += [_namespace UTF8StringLength];
cString[i++] = '\'';
}
/* Attributes */
attributesObjects = [_attributes objects];
attributesCount = [_attributes count];
for (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;
@try {
cString = [self resizeMemory: cString
size: length];
} @catch (id e) {
[self freeMemory: cString];
@throw e;
}
cString[i++] = ' ';
if (attributePrefix != nil) {
memcpy(cString + i, [attributePrefix UTF8String],
[attributePrefix UTF8StringLength]);
i += [attributePrefix UTF8StringLength];
cString[i++] = ':';
}
memcpy(cString + i, [attributeName UTF8String],
[attributeName UTF8StringLength]);
i += [attributeName UTF8StringLength];
cString[i++] = '=';
cString[i++] = '\'';
memcpy(cString + i, [tmp UTF8String], [tmp UTF8StringLength]);
i += [tmp UTF8StringLength];
cString[i++] = '\'';
objc_autoreleasePoolPop(pool2);
}
/* Childen */
if (_children != nil) {
OFXMLElement *const *childrenObjects = [_children objects];
size_t childrenCount = [_children count];
OFDataArray *tmp = [OFDataArray dataArray];
bool indent;
if (indentation > 0) {
indent = true;
for (j = 0; j < childrenCount; j++) {
if ([childrenObjects[j] isKindOfClass:
charactersClass] || [childrenObjects[j]
isKindOfClass: CDATAClass]) {
indent = false;
break;
}
}
} else
indent = false;
for (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 = [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);
@try {
cString = [self resizeMemory: cString
size: length];
} @catch (id e) {
[self freeMemory: cString];
@throw e;
}
cString[i++] = '>';
memcpy(cString + i, [tmp items], [tmp count]);
i += [tmp count];
if (indent) {
memset(cString + i, ' ', level * indentation);
i += level * indentation;
}
cString[i++] = '<';
cString[i++] = '/';
if (prefix != nil) {
length += [prefix UTF8StringLength] + 1;
@try {
cString = [self resizeMemory: cString
size: length];
} @catch (id e) {
[self freeMemory: cString];
@throw e;
}
memcpy(cString + i, [prefix UTF8String],
[prefix UTF8StringLength]);
i += [prefix UTF8StringLength];
cString[i++] = ':';
}
memcpy(cString + i, [_name UTF8String],
[_name UTF8StringLength]);
i += [_name UTF8StringLength];
} else
cString[i++] = '/';
cString[i++] = '>';
assert(i == length);
objc_autoreleasePoolPop(pool);
@try {
ret = [OFString stringWithUTF8String: cString
length: length];
} @finally {
[self freeMemory: cString];
}
return ret;
}
- (OFString*)XMLString
{
return [self OF_XMLStringWithParent: nil
namespaces: nil
indentation: 0
level: 0];
}
- (OFString*)XMLStringWithIndentation: (unsigned int)indentation
{
return [self OF_XMLStringWithParent: nil
namespaces: nil
indentation: indentation
level: 0];
}
- (OFString*)XMLStringWithIndentation: (unsigned int)indentation
level: (unsigned int)level
{
return [self OF_XMLStringWithParent: nil
namespaces: nil
indentation: indentation
level: level];
}
- (OFXMLElement*)XMLElementBySerializing
{
void *pool = objc_autoreleasePoolPush();
OFXMLElement *element;
element = [OFXMLElement elementWithName: [self className]
namespace: OF_SERIALIZATION_NS];
if (_name != nil)
[element addAttributeWithName: @"name"
stringValue: _name];
if (_namespace != nil)
[element addAttributeWithName: @"namespace"
stringValue: _namespace];
if (_defaultNamespace != nil)
[element addAttributeWithName: @"defaultNamespace"
stringValue: _defaultNamespace];
if (_attributes != nil) {
OFXMLElement *attributesElement;
attributesElement =
[OFXMLElement elementWithName: @"attributes"
namespace: OF_SERIALIZATION_NS];
[attributesElement addChild:
[_attributes XMLElementBySerializing]];
[element addChild: attributesElement];
}
if (_namespaces != nil) {
OFXMLElement *namespacesElement;
OFMutableDictionary *namespacesCopy =
[[_namespaces mutableCopy] autorelease];
[namespacesCopy removeObjectForKey:
@"http://www.w3.org/XML/1998/namespace"];
[namespacesCopy removeObjectForKey:
@"http://www.w3.org/2000/xmlns/"];
if ([namespacesCopy count] > 0) {
namespacesElement =
[OFXMLElement elementWithName: @"namespaces"
namespace: OF_SERIALIZATION_NS];
[namespacesElement addChild:
[namespacesCopy XMLElementBySerializing]];
[element addChild: namespacesElement];
}
}
if (_children != nil) {
OFXMLElement *childrenElement;
childrenElement =
[OFXMLElement elementWithName: @"children"
namespace: OF_SERIALIZATION_NS];
[childrenElement addChild: [_children XMLElementBySerializing]];
[element addChild: childrenElement];
}
[element retain];
objc_autoreleasePoolPop(pool);
return [element autorelease];
}
- (void)addAttribute: (OFXMLAttribute*)attribute
{
if (_attributes == nil)
_attributes = [[OFMutableArray alloc] init];
if ([self attributeForName: attribute->_name
namespace: attribute->_namespace] == nil)
[_attributes addObject: attribute];
}
- (void)addAttributeWithName: (OFString*)name
stringValue: (OFString*)stringValue
{
[self addAttributeWithName: name
namespace: nil
stringValue: stringValue];
}
- (void)addAttributeWithName: (OFString*)name
namespace: (OFString*)namespace
stringValue: (OFString*)stringValue
{
void *pool = objc_autoreleasePoolPush();
[self addAttribute: [OFXMLAttribute attributeWithName: name
namespace: namespace
stringValue: stringValue]];
objc_autoreleasePoolPop(pool);
}
- (OFXMLAttribute*)attributeForName: (OFString*)attributeName
{
OFXMLAttribute *const *objects = [_attributes objects];
size_t i, count = [_attributes count];
for (i = 0; i < count; i++)
if (objects[i]->_namespace == nil &&
[objects[i]->_name isEqual: attributeName])
return [[objects[i] retain] autorelease];
return nil;
}
- (OFXMLAttribute*)attributeForName: (OFString*)attributeName
namespace: (OFString*)attributeNS
{
OFXMLAttribute *const *objects;
size_t i, count;
if (attributeNS == nil)
return [self attributeForName: attributeName];
objects = [_attributes objects];
count = [_attributes count];
for (i = 0; i < count; i++)
if ([objects[i]->_namespace isEqual: attributeNS] &&
[objects[i]->_name isEqual: attributeName])
return [[objects[i] retain] autorelease];
return nil;
}
- (void)removeAttributeForName: (OFString*)attributeName
{
OFXMLAttribute *const *objects = [_attributes objects];
size_t i, count = [_attributes count];
for (i = 0; i < count; i++) {
if (objects[i]->_namespace == nil &&
[objects[i]->_name isEqual: attributeName]) {
[_attributes removeObjectAtIndex: i];
return;
}
}
}
- (void)removeAttributeForName: (OFString*)attributeName
namespace: (OFString*)attributeNS
{
OFXMLAttribute *const *objects;
size_t i, count;
if (attributeNS == nil) {
[self removeAttributeForName: attributeName];
return;
}
objects = [_attributes objects];
count = [_attributes count];
for (i = 0; i < count; i++) {
if ([objects[i]->_namespace isEqual: attributeNS] &&
[objects[i]->_name isEqual: attributeName]) {
[_attributes removeObjectAtIndex: i];
return;
}
}
}
- (void)setPrefix: (OFString*)prefix
forNamespace: (OFString*)namespace
{
if ([prefix length] == 0)
@throw [OFInvalidArgumentException exception];
if (namespace == nil)
namespace = @"";
[_namespaces setObject: prefix
forKey: namespace];
}
- (void)bindPrefix: (OFString*)prefix
forNamespace: (OFString*)namespace
{
[self setPrefix: prefix
forNamespace: namespace];
[self addAttributeWithName: prefix
namespace: @"http://www.w3.org/2000/xmlns/"
stringValue: namespace];
}
- (OFString*)defaultNamespace
{
OF_GETTER(_defaultNamespace, true)
}
- (void)setDefaultNamespace: (OFString*)defaultNamespace
{
OF_SETTER(_defaultNamespace, defaultNamespace, true, 1)
}
- (void)addChild: (OFXMLNode*)child
{
if ([child isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
if (_children == nil)
_children = [[OFMutableArray alloc] init];
[_children addObject: child];
}
- (void)insertChild: (OFXMLNode*)child
atIndex: (size_t)index
{
if ([child isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
if (_children == nil)
_children = [[OFMutableArray alloc] init];
[_children insertObject: child
atIndex: index];
}
- (void)insertChildren: (OFArray*)children
atIndex: (size_t)index
{
void *pool = objc_autoreleasePoolPush();
OFEnumerator *enumerator = [children objectEnumerator];
OFXMLNode *node;
while ((node = [enumerator nextObject]) != nil)
if ([node isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
[_children insertObjectsFromArray: children
atIndex: index];
objc_autoreleasePoolPop(pool);
}
- (void)removeChild: (OFXMLNode*)child
{
if ([child isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
[_children removeObject: child];
}
- (void)removeChildAtIndex: (size_t)index
{
[_children removeObjectAtIndex: index];
}
- (void)replaceChild: (OFXMLNode*)child
withNode: (OFXMLNode*)node
{
if ([node isKindOfClass: [OFXMLAttribute class]] ||
[child isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
[_children replaceObject: child
withObject: node];
}
- (void)replaceChildAtIndex: (size_t)index
withNode: (OFXMLNode*)node
{
if ([node isKindOfClass: [OFXMLAttribute class]])
@throw [OFInvalidArgumentException exception];
[_children replaceObjectAtIndex: index
withObject: node];
}
- (OFXMLElement*)elementForName: (OFString*)elementName
{
return [[self elementsForName: elementName] firstObject];
}
- (OFXMLElement*)elementForName: (OFString*)elementName
namespace: (OFString*)elementNS
{
return [[self elementsForName: elementName
namespace: elementNS] firstObject];
}
- (OFArray*)elements
{
OFMutableArray *ret = [OFMutableArray array];
OFXMLElement *const *objects = [_children objects];
size_t i, count = [_children count];
for (i = 0; i < count; i++)
if ([objects[i] isKindOfClass: [OFXMLElement class]])
[ret addObject: objects[i]];
[ret makeImmutable];
return ret;
}
- (OFArray*)elementsForName: (OFString*)elementName
{
OFMutableArray *ret = [OFMutableArray array];
OFXMLElement *const *objects = [_children objects];
size_t i, count = [_children count];
for (i = 0; i < count; i++)
if ([objects[i] isKindOfClass: [OFXMLElement class]] &&
objects[i]->_namespace == nil &&
[objects[i]->_name isEqual: elementName])
[ret addObject: objects[i]];
[ret makeImmutable];
return ret;
}
- (OFArray*)elementsForNamespace: (OFString*)elementNS
{
OFMutableArray *ret = [OFMutableArray array];
OFXMLElement *const *objects = [_children objects];
size_t i, count = [_children count];
for (i = 0; i < count; i++)
if ([objects[i] isKindOfClass: [OFXMLElement class]] &&
objects[i]->_name != nil &&
[objects[i]->_namespace isEqual: elementNS])
[ret addObject: objects[i]];
[ret makeImmutable];
return ret;
}
- (OFArray*)elementsForName: (OFString*)elementName
namespace: (OFString*)elementNS
{
OFMutableArray *ret;
OFXMLElement *const *objects;
size_t i, count;
if (elementNS == nil)
return [self elementsForName: elementName];
ret = [OFMutableArray array];
objects = [_children objects];
count = [_children count];
for (i = 0; i < count; i++)
if ([objects[i] isKindOfClass: [OFXMLElement class]] &&
[objects[i]->_namespace isEqual: elementNS] &&
[objects[i]->_name isEqual: elementName])
[ret addObject: objects[i]];
[ret makeImmutable];
return ret;
}
- (bool)isEqual: (id)object
{
OFXMLElement *element;
if (![object isKindOfClass: [OFXMLElement class]])
return false;
element = object;
if (element->_name != _name && ![element->_name isEqual: _name])
return false;
if (element->_namespace != _namespace &&
![element->_namespace isEqual: _namespace])
return false;
if (element->_defaultNamespace != _defaultNamespace &&
![element->_defaultNamespace isEqual: _defaultNamespace])
return false;
if (element->_attributes != _attributes &&
![element->_attributes isEqual: _attributes])
return false;
if (element->_namespaces != _namespaces &&
![element->_namespaces isEqual: _namespaces])
return false;
if (element->_children != _children &&
![element->_children isEqual: _children])
return false;
return true;
}
- (uint32_t)hash
{
uint32_t hash;
OF_HASH_INIT(hash);
OF_HASH_ADD_HASH(hash, [_name hash]);
OF_HASH_ADD_HASH(hash, [_namespace hash]);
OF_HASH_ADD_HASH(hash, [_defaultNamespace hash]);
OF_HASH_ADD_HASH(hash, [_attributes hash]);
OF_HASH_ADD_HASH(hash, [_namespaces hash]);
OF_HASH_ADD_HASH(hash, [_children hash]);
OF_HASH_FINALIZE(hash);
return hash;
}
- copy
{
return [[[self class] alloc] initWithElement: self];
}
@end