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//
// ASIS3ListRequest.m
// Mac
//
// Created by Ben Copsey on 13/07/2009.
// Copyright 2009 All-Seeing Interactive. All rights reserved.
//
#import "ASIS3ListRequest.h"
#import "ASIS3BucketObject.h"
static NSDateFormatter *dateFormatter = nil;
// Private stuff
@interface ASIS3ListRequest ()
@property (retain,setter=setURL:) NSURL *url;
@property (retain, nonatomic) NSString *currentContent;
@property (retain, nonatomic) NSString *currentElement;
@property (retain, nonatomic) ASIS3BucketObject *currentObject;
@property (retain, nonatomic) NSMutableArray *objects;
@end
@implementation ASIS3ListRequest
+ (void)initialize
{
dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setTimeZone:[NSTimeZone timeZoneWithAbbreviation:@"UTC"]];
[dateFormatter setDateFormat:@"yyyy-MM-dd'T'HH:mm:ss'.000Z'"];
}
+ (id)listRequestWithBucket:(NSString *)bucket
{
ASIS3ListRequest *request = [[[ASIS3ListRequest alloc] initWithURL:[NSURL URLWithString:[NSString stringWithFormat:@"http://%@.s3.amazonaws.com",bucket]]] autorelease];
[request setBucket:bucket];
return request;
}
- (void)dealloc
{
[currentObject release];
[currentElement release];
[currentContent release];
[objects release];
[prefix release];
[marker release];
[delimiter release];
[super dealloc];
}
- (void)createQueryString
{
NSMutableArray *queryParts = [[[NSMutableArray alloc] init] autorelease];
if ([self prefix]) {
[queryParts addObject:[NSString stringWithFormat:@"prefix=%@",[[self prefix] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
}
if ([self marker]) {
[queryParts addObject:[NSString stringWithFormat:@"marker=%@",[[self marker] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
}
if ([self delimiter]) {
[queryParts addObject:[NSString stringWithFormat:@"delimiter=%@",[[self delimiter] stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
}
if ([self maxResultCount] > 0) {
[queryParts addObject:[NSString stringWithFormat:@"delimiter=%hi",[self maxResultCount]]];
}
if ([queryParts count]) {
[self setURL:[NSURL URLWithString:[NSString stringWithFormat:@"%@?%@",[[self url] absoluteString],[queryParts componentsJoinedByString:@"&"]]]];
}
}
- (void)main
{
[self createQueryString];
[super main];
}
- (NSArray *)bucketObjects
{
if ([self objects]) {
return [self objects];
}
[self setObjects:[[[NSMutableArray alloc] init] autorelease]];
NSXMLParser *parser = [[[NSXMLParser alloc] initWithData:[self responseData]] autorelease];
[parser setDelegate:self];
[parser setShouldProcessNamespaces:NO];
[parser setShouldReportNamespacePrefixes:NO];
[parser setShouldResolveExternalEntities:NO];
[parser parse];
return [self objects];
}
- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict
{
[self setCurrentElement:elementName];
if ([elementName isEqualToString:@"Contents"]) {
[self setCurrentObject:[ASIS3BucketObject objectWithBucket:[self bucket]]];
}
[self setCurrentContent:@""];
}
- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName
{
if ([elementName isEqualToString:@"Contents"]) {
[objects addObject:currentObject];
[self setCurrentObject:nil];
} else if ([elementName isEqualToString:@"Key"]) {
[[self currentObject] setKey:[self currentContent]];
} else if ([elementName isEqualToString:@"LastModified"]) {
[[self currentObject] setLastModified:[dateFormatter dateFromString:[self currentContent]]];
} else if ([elementName isEqualToString:@"ETag"]) {
[[self currentObject] setETag:[self currentContent]];
} else if ([elementName isEqualToString:@"Size"]) {
[[self currentObject] setSize:(unsigned long long)[[self currentContent] longLongValue]];
} else if ([elementName isEqualToString:@"ID"]) {
[[self currentObject] setOwnerID:[self currentContent]];
} else if ([elementName isEqualToString:@"DisplayName"]) {
[[self currentObject] setOwnerName:[self currentContent]];
}
}
- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string
{
[self setCurrentContent:[[self currentContent] stringByAppendingString:string]];
}
@synthesize currentContent;
@synthesize currentElement;
@synthesize currentObject;
@synthesize objects;
@synthesize prefix;
@synthesize marker;
@synthesize maxResultCount;
@synthesize delimiter;
@synthesize url;
@end
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