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mwaterfallmwaterfall
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‎.gitignore

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# Ignore some Xcode auto-generated files
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build/
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*~.nib/
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# Ignore user specific Xcode files
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# As only 1 developer, don't ignore them (breakpoints, env. vars etc)
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#*.perspective
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#*.perspectivev3
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#*.pbxuser
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#*.mode1v3
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#*.mode2v3
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# OS X noise
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.DS_Store
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profile
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# Backups created by text editors
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*~
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*.bak
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# Object/generated files
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*.o
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*.pyc
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*.pyo

‎Classes/MWFeedInfo.h

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//
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// MWFeedInfo.h
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// XML
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//
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// Created by Michael Waterfall on 10/05/2010.
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// Copyright 2010 d3i. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@interface MWFeedInfo : NSObject {
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NSString *title;
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NSString *link;
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NSString *summary;
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}
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@property (nonatomic, copy) NSString *title;
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@property (nonatomic, copy) NSString *link;
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@property (nonatomic, copy) NSString *summary;
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@end

‎Classes/MWFeedInfo.m

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//
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// MWFeedInfo.m
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// XML
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//
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// Created by Michael Waterfall on 10/05/2010.
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// Copyright 2010 d3i. All rights reserved.
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//
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#import "MWFeedInfo.h"
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@implementation MWFeedInfo
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@synthesize title, link, summary;
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- (NSString *)description {
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NSMutableString *string = [[NSMutableString alloc] initWithString:@"\nMWFeedInfo\n"];
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if (title) [string appendFormat:@"Title: %@\n", title];
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if (link) [string appendFormat:@"Link: %@\n", link];
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if (summary) [string appendFormat:@"Summary: %@", summary];
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return [string autorelease];
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}
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@end

‎Classes/MWFeedItem.h

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//
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// MWFeedItem.h
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// XML
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//
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// Created by Michael Waterfall on 10/05/2010.
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// Copyright 2010 d3i. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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@interface MWFeedItem : NSObject {
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NSString *title;
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NSString *link;
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NSString *summary; // Description of item
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NSString *content; // More detailed content (if available)
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NSDate *date;
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}
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@property (nonatomic, copy) NSString *title;
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@property (nonatomic, copy) NSString *link;
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@property (nonatomic, copy) NSString *summary;
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@property (nonatomic, copy) NSString *content;
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@property (nonatomic, copy) NSDate *date;
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@end

‎Classes/MWFeedItem.m

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//
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// MWFeedItem.m
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// XML
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//
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// Created by Michael Waterfall on 10/05/2010.
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// Copyright 2010 d3i. All rights reserved.
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//
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#import "MWFeedItem.h"
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@implementation MWFeedItem
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@synthesize title, link, summary, content, date;
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- (NSString *)description {
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NSMutableString *string = [[NSMutableString alloc] initWithString:@"\nMWFeedItem\n"];
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if (title) [string appendFormat:@"Title: %@\n", title];
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if (link) [string appendFormat:@"Link: %@\n", link];
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if (date) [string appendFormat:@"Date: %@\n", date];
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if (summary) [string appendFormat:@"Summary: %@\n", summary];
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if (content) [string appendFormat:@"Content: %@", content];
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return [string autorelease];
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}
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@end

‎Classes/MWFeedParser.h

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//
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// MWFeedParser.h
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// XML
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//
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// Created by Michael Waterfall on 08/05/2010.
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// Copyright 2010 d3i. All rights reserved.
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//
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#import <Foundation/Foundation.h>
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#import "MWFeedInfo.h"
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#import "MWFeedItem.h"
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// Debug Logging
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#if 0
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#define MWLog(x, ...) NSLog(x, ## __VA_ARGS__);
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#else
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#define MWLog(x, ...)
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#endif
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// Class
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@class MWFeedParser;
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// Types
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typedef enum { ConnectionTypeAsynchronously, ConnectionTypeSynchronously } ConnectionType;
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typedef enum { ParseTypeFull, ParseTypeItemsOnly, ParseTypeInfoOnly } ParseType;
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typedef enum { FeedTypeUnknown, FeedTypeRSS, FeedTypeAtom } FeedType;
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// Delegate
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@protocol MWFeedParserDelegate <NSObject>
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@optional
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- (void)feedParserDidStart:(MWFeedParser *)parser;
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- (void)feedParser:(MWFeedParser *)parser didParseFeedInfo:(MWFeedInfo *)info;
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- (void)feedParser:(MWFeedParser *)parser didParseFeedItem:(MWFeedItem *)item;
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- (void)feedParserDidFinish:(MWFeedParser *)parser;
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- (void)feedParser:(MWFeedParser *)parser didFailWithError:(NSError *)error;
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@end
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// Class
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@interface MWFeedParser : NSObject {
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// Required
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id <MWFeedParserDelegate> delegate;
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NSString *url;
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// Connection
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NSURLConnection *urlConnection;
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NSMutableData *asyncData;
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ConnectionType connectionType;
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// Parsing
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ParseType feedParseType;
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NSXMLParser *feedParser;
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FeedType feedType;
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NSDateFormatter *dateFormatterRFC822, *dateFormatterRFC3339;
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BOOL hasEncounteredItems; // Whether the parser has started parsing items
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BOOL aborted; // Whether parse stopped due to abort
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// Parsing Data
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NSString *currentPath;
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NSMutableString *currentText;
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NSDictionary *currentElementAttributes;
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MWFeedItem *item;
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MWFeedInfo *info;
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}
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// Properties
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@property (nonatomic, assign) id <MWFeedParserDelegate> delegate;
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@property (nonatomic, copy) NSString *url;
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// Feed Downloading Properties
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@property (nonatomic, retain) NSURLConnection *urlConnection;
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@property (nonatomic, retain) NSMutableData *asyncData;
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@property (nonatomic) ConnectionType connectionType;
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// Parsing Properties
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@property (nonatomic) ParseType feedParseType;
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@property (nonatomic, retain) NSXMLParser *feedParser;
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@property (nonatomic, retain) NSString *currentPath;
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@property (nonatomic, retain) NSMutableString *currentText;
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@property (nonatomic, retain) NSDictionary *currentElementAttributes;
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@property (nonatomic, retain) MWFeedItem *item;
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@property (nonatomic, retain) MWFeedInfo *info;
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// NSObject Methods
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- (id)initWithFeedURL:(NSString *)feedURL;
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// Parsing Methods
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- (void)reset;
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- (void)parse;
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- (void)startParsingData:(NSData *)data;
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// Misc
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- (void)finishParsing;
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- (NSString *)linkFromAtomLinkAttributes:(NSDictionary *)attributes;
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// Dates
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- (NSDate *)dateFromRFC822String:(NSString *)dateString;
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- (NSDate *)dateFromRFC3339String:(NSString *)dateString;
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@end

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