68 lines
2.3 KiB
Mathematica
68 lines
2.3 KiB
Mathematica
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// MGMXMLDocument.m
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// MGMXML
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//
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// Created by Mr. Gecko on 9/22/10.
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// Copyright (c) 2010 Mr. Gecko's Media (James Coleman). All rights reserved. http://mrgeckosmedia.com/
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//
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#import "MGMXMLDocument.h"
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#import "MGMXMLElement.h"
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#import <libxml/HTMLtree.h>
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#import <libxml/HTMLparser.h>
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@implementation MGMXMLDocument
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- (id)initWithXMLString:(NSString *)string options:(NSUInteger)mask error:(NSError **)error {
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NSData *data = [string dataUsingEncoding:NSUTF8StringEncoding];
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return [self initWithData:data options:mask error:error];
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}
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- (id)initWithContentsOfURL:(NSURL *)url options:(NSUInteger)mask error:(NSError **)error {
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NSData *data = [NSData dataWithContentsOfURL:url];
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return [self initWithData:data options:mask error:error];
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}
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- (id)initWithData:(NSData *)data options:(NSUInteger)mask error:(NSError **)error {
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if (self = [super init]) {
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if (data==nil || [data length]<=0) {
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if (error!=nil) *error = [NSError errorWithDomain:MGMXMLErrorDomain code:0 userInfo:[NSDictionary dictionaryWithObject:@"Data has no length." forKey:NSLocalizedDescriptionKey]];
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[self release];
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self = nil;
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} else {
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xmlKeepBlanksDefault(0);
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xmlDocPtr document = NULL;
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if (mask & MGMXMLDocumentTidyHTML) {
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document = htmlReadMemory([data bytes], [data length], NULL, NULL, XML_PARSE_RECOVER | HTML_PARSE_NONET);
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} else {
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document = xmlParseMemory([data bytes], [data length]);
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}
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if (document==NULL) {
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if (error!=nil) *error = [NSError errorWithDomain:MGMXMLErrorDomain code:1 userInfo:[NSDictionary dictionaryWithObject:@"Unable to parse document." forKey:NSLocalizedDescriptionKey]];
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[self release];
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self = nil;
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} else {
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[self setTypeXMLPtr:(xmlTypPtr)document];
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}
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}
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}
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return self;
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}
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- (void)setRootElement:(MGMXMLNode *)root {
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if ([root kind]==MGMXMLNamespaceKind)
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return;
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xmlDocSetRootElement(MGMXMLDocPtr, (xmlNodePtr)[root commonXML]);
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}
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- (MGMXMLElement *)rootElement {
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xmlNodePtr element = xmlDocGetRootElement(MGMXMLDocPtr);
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if (element!=NULL)
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return [MGMXMLElement nodeWithTypeXMLPtr:(xmlTypPtr)element];
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return nil;
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}
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- (NSData *)XMLData {
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return [[self XMLStringWithOptions:0] dataUsingEncoding:NSUTF8StringEncoding];
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}
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- (NSData *)XMLDataWithOptions:(NSUInteger)options {
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return [[self XMLStringWithOptions:options] dataUsingEncoding:NSUTF8StringEncoding];
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}
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@end
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