9d1dc25f56
Yeah, should really factor out this snippet into some header file. It is already in premac.h, but I think premac.h can't be included as such in all the places where this copy-pasted snippet now is. Need to experiment.
215 lines
7.5 KiB
Objective-C
215 lines
7.5 KiB
Objective-C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*************************************************************************
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*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright 2000, 2010 Oracle and/or its affiliates.
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*
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* OpenOffice.org - a multi-platform office productivity suite
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*
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* This file is part of OpenOffice.org.
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*
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* OpenOffice.org is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License version 3
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* only, as published by the Free Software Foundation.
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*
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* OpenOffice.org is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License version 3 for more details
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* (a copy is included in the LICENSE file that accompanied this code).
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*
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* You should have received a copy of the GNU Lesser General Public License
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* version 3 along with OpenOffice.org. If not, see
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* <http://www.openoffice.org/license.html>
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* for a copy of the LGPLv3 License.
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*
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*************************************************************************/
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#import <Foundation/NSObjCRuntime.h>
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#if defined (NSFoundationVersionNumber10_5) && MAC_OS_X_VERSION_MAX_ALLOWED < 1050
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@class CALayer;
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@class NSViewController;
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typedef int NSColorRenderingIntent;
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#endif
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#import "OOoMetaDataParser.h"
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static NSSet *singleValueXMLElements;
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static NSSet *multiValueXMLElements;
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static NSDictionary *metaXML2MDIKeys;
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@implementation OOoMetaDataParser
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+ (void)initialize
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{
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static BOOL isInitialized = NO;
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if (isInitialized == NO) {
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//set up the meta elements with only one value
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NSMutableSet *temp = [NSMutableSet new];
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[temp addObject:@"dc:title"];
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[temp addObject:@"dc:description"];
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[temp addObject:@"meta:user-defined"];
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singleValueXMLElements = [[NSSet setWithSet:temp] retain];
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//set up the meta elements that can have more than one value
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[temp removeAllObjects];
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[temp addObject:@"dc:subject"];
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[temp addObject:@"meta:keyword"];
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[temp addObject:@"meta:initial-creator"];
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[temp addObject:@"dc:creator"];
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multiValueXMLElements = [[NSSet setWithSet:temp] retain];
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[temp release];
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//set up the map to store the values with the correct MDI keys
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NSMutableDictionary *tempDict = [NSMutableDictionary new];
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[tempDict setObject:(NSString*)kMDItemTitle forKey:@"dc:title"];
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[tempDict setObject:(NSString*)kMDItemDescription forKey:@"dc:description"];
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[tempDict setObject:(NSString*)kMDItemKeywords forKey:@"dc:subject"];
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[tempDict setObject:(NSString*)kMDItemAuthors forKey:@"meta:initial-creator"];
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[tempDict setObject:(NSString*)kMDItemAuthors forKey:@"dc:creator"];
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[tempDict setObject:(NSString*)kMDItemKeywords forKey:@"meta:keyword"];
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[tempDict setObject:@"org_openoffice_opendocument_custominfo1" forKey:@"Info 1"];
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[tempDict setObject:@"org_openoffice_opendocument_custominfo2" forKey:@"Info 2"];
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[tempDict setObject:@"org_openoffice_opendocument_custominfo3" forKey:@"Info 3"];
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[tempDict setObject:@"org_openoffice_opendocument_custominfo4" forKey:@"Info 4"];
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metaXML2MDIKeys = [[NSDictionary dictionaryWithDictionary:tempDict] retain];
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[tempDict release];
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isInitialized = YES;
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}
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}
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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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// currentElement = nil;
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textCurrentElement = 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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metaValues = 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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// class 'OOoMetaDataParser' 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 parsing meta");
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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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// NSLog(@"<%@>", elementName);
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if ([singleValueXMLElements containsObject:elementName] == YES) {
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shouldReadCharacters = YES;
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} else if ([multiValueXMLElements containsObject:elementName] == YES) {
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shouldReadCharacters = YES;
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} else {
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//we are not interested in this element
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shouldReadCharacters = NO;
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return;
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}
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if (shouldReadCharacters == YES) {
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textCurrentElement = [NSMutableString new];
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isCustom = [elementName isEqualToString:@"meta:user-defined"];
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if (isCustom == YES) {
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customAttribute = [[attributeDict objectForKey:@"meta:name"] retain];
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//NSLog(customAttribute);
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}
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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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// NSLog(@"</%@>", elementName);
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if (shouldReadCharacters == YES) {
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NSString *mdiName = nil;
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if (isCustom == YES) {
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mdiName = (NSString*)[metaXML2MDIKeys objectForKey:customAttribute];
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} else {
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mdiName = (NSString*)[metaXML2MDIKeys objectForKey:elementName];
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}
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//NSLog(@"mdiName: %@", mdiName);
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if (mdiName == nil) {
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return;
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}
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if ([singleValueXMLElements containsObject:elementName] == YES) {
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[metaValues setObject:textCurrentElement forKey:mdiName];
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} else {
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// must be multi-value
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NSMutableArray *arr = [metaValues objectForKey:mdiName];
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if (arr == nil) {
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// we have no array yet, create it
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arr = [[NSMutableArray new] autorelease];
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// and store it
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[metaValues setObject:arr forKey:mdiName];
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}
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// only store an element once, no need for duplicates
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if ([arr containsObject:textCurrentElement] == NO) {
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[arr addObject:textCurrentElement];
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}
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}
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// cleanup part 1
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[textCurrentElement release];
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if (customAttribute != nil) {
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[customAttribute release];
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}
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}
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//cleanup part 2
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shouldReadCharacters = NO;
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isCustom = NO;
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}
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- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
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{
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// NSLog(@"%@", string);
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if (shouldReadCharacters == NO) {
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return;
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}
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// this delegate method might be called several times for a single element,
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// so we have to collect the received data
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[textCurrentElement appendString:string];
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//NSLog(@"chars 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(@"Error %i, Description: %@, Line: %i, Column: %i", [parseError code],
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[[parser parserError] localizedDescription], [parser lineNumber],
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[parser columnNumber]);
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}
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@end
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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