146 lines
4.5 KiB
Objective-C
146 lines
4.5 KiB
Objective-C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <objc/objc-runtime.h>
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#import "OOoContentDataParser.h"
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@implementation OOoContentDataParser
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- (id)init
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{
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if ((self = [super init]) != nil) {
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shouldReadCharacters = NO;
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textContent = nil;
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runningTextContent = nil;
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return self;
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}
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return nil;
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}
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- (void)parseXML:(NSData*)data intoDictionary:(NSMutableDictionary*)dict
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{
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mdiValues = dict;
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//NSLog(@"data: %@ %d", data, [data length]);
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//init parser settings
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shouldReadCharacters = NO;
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NSXMLParser *parser = [[NSXMLParser alloc] initWithData:data];
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// Once again...
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// class 'OOoContentDataParser' does not implement the 'NSXMLParserDelegate' protocol
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// So instead of this:
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// [parser setDelegate:self];
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// do this:
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objc_msgSend(parser, @selector(setDelegate:), self);
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[parser setShouldResolveExternalEntities:NO];
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[parser parse];
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[parser release];
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//NSLog(@"finished");
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}
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- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qualifiedName attributes:(NSDictionary *)attributeDict
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{
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(void) parser; // unused
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(void) namespaceURI; // FIXME this should not be ignored but should be used
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// instead of text: prefix in the comparison below!
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(void) qualifiedName; // unused
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(void) attributeDict; // unused
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// all text content is stored inside <text:p> elements
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if ([elementName isEqualToString:@"text:p"] == YES) {
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runningTextContent = [NSMutableString new];
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shouldReadCharacters = YES;
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//NSLog(@"start");
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} else {
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return;
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}
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//NSLog(@"start element %@", elementName);
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}
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- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName
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{
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(void) parser; // unused
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(void) elementName; // unused
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(void) namespaceURI; // unused
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(void) qName; // unused
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if (shouldReadCharacters == TRUE) {
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if (textContent == nil) {
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textContent = [NSMutableString new];
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} else if ([runningTextContent isEqualToString:@""] == NO) {
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// separate by whitespace
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[textContent appendString:@" "];
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}
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//NSLog(@"end");
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[textContent appendString:[NSString stringWithString:runningTextContent]];
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[runningTextContent release];
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}
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shouldReadCharacters = NO;
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}
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- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
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{
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(void) parser; // unused
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if (shouldReadCharacters == NO) {
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return;
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}
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//NSLog(string);
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[runningTextContent appendString:string];
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//NSLog(@"currentElement: %@", currentElement);
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//NSLog(@"read: %@", string);
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}
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- (void)parser:(NSXMLParser *)parser parseErrorOccurred:(NSError *)parseError
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{
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//NSLog(@"parsing finished with error");
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NSLog(@"An error occurred parsing the document. (Error %li, Description: %@, Line: %li, Column: %li)", (long) [parseError code],
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[[parser parserError] localizedDescription], (long) [parser lineNumber],
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(long) [parser columnNumber]);
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if (runningTextContent != nil) {
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[runningTextContent release];
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}
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if (textContent != nil) {
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[textContent release];
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}
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}
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- (void)parserDidEndDocument:(NSXMLParser *)parser
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{
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(void) parser; // unused
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if (textContent != nil && [textContent length] > 0) {
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[mdiValues setObject:[NSString stringWithString:textContent] forKey:(NSString*)kMDItemTextContent];
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[textContent release];
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}
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}
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@end
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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