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2018-07-11 7b02207537d35bfa1714bf8beafc921f717d100a

 screendisplay/Pods/ASIHTTPRequest/Classes/S3/ASIS3BucketRequest.m

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//
//  ASIS3BucketRequest.m
//  Part of ASIHTTPRequest -> http://allseeing-i.com/ASIHTTPRequest
//
//  Created by Ben Copsey on 16/03/2010.
//  Copyright 2010 All-Seeing Interactive. All rights reserved.
//

#import "ASIS3BucketRequest.h"
#import "ASIS3BucketObject.h"


// Private stuff
@interface ASIS3BucketRequest ()
@property (retain, nonatomic) ASIS3BucketObject *currentObject;
@property (retain) NSMutableArray *objects;
@property (retain) NSMutableArray *commonPrefixes;
@property (assign) BOOL isTruncated;
@end

@implementation ASIS3BucketRequest

- (id)initWithURL:(NSURL *)newURL
{
   self = [super initWithURL:newURL];
   [self setObjects:[[[NSMutableArray alloc] init] autorelease]];
   [self setCommonPrefixes:[[[NSMutableArray alloc] init] autorelease]];
   return self;
}

+ (id)requestWithBucket:(NSString *)theBucket
{
   ASIS3BucketRequest *request = [[[self alloc] initWithURL:nil] autorelease];
   [request setBucket:theBucket];
   return request;
}

+ (id)requestWithBucket:(NSString *)theBucket subResource:(NSString *)theSubResource
{
   ASIS3BucketRequest *request = [[[self alloc] initWithURL:nil] autorelease];
   [request setBucket:theBucket];
   [request setSubResource:theSubResource];
   return request;
}

+ (id)PUTRequestWithBucket:(NSString *)theBucket
{
   ASIS3BucketRequest *request = [self requestWithBucket:theBucket];
   [request setRequestMethod:@"PUT"];
   return request;
}


+ (id)DELETERequestWithBucket:(NSString *)theBucket
{
   ASIS3BucketRequest *request = [self requestWithBucket:theBucket];
   [request setRequestMethod:@"DELETE"];
   return request;
}

- (void)dealloc
{
   [currentObject release];
   [objects release];
   [commonPrefixes release];
   [prefix release];
   [marker release];
   [delimiter release];
   [subResource release];
   [bucket release];
   [super dealloc];
}

- (NSString *)canonicalizedResource
{
   if ([self subResource]) {
      return [NSString stringWithFormat:@"/%@/?%@",[self bucket],[self subResource]];
   } 
   return [NSString stringWithFormat:@"/%@/",[self bucket]];
}

- (void)buildURL
{
   NSString *baseURL;
   if ([self subResource]) {
      baseURL = [NSString stringWithFormat:@"%@://%@.%@/?%@",[self requestScheme],[self bucket],[[self class] S3Host],[self subResource]];
   } else {
      baseURL = [NSString stringWithFormat:@"%@://%@.%@",[self requestScheme],[self bucket],[[self class] S3Host]];
   }
   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:@"max-keys=%i",[self maxResultCount]]];
   }
   if ([queryParts count]) {
      NSString* template = @"%@?%@";
      if ([[self subResource] length] > 0) {
         template = @"%@&%@";
      }
      [self setURL:[NSURL URLWithString:[NSString stringWithFormat:template,baseURL,[queryParts componentsJoinedByString:@"&"]]]];
   } else {
      [self setURL:[NSURL URLWithString:baseURL]];

   }
}

- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict
{
   if ([elementName isEqualToString:@"Contents"]) {
      [self setCurrentObject:[ASIS3BucketObject objectWithBucket:[self bucket]]];
   }
   [super parser:parser didStartElement:elementName namespaceURI:namespaceURI qualifiedName:qName attributes:attributeDict];
}

- (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 currentXMLElementContent]];
   } else if ([elementName isEqualToString:@"LastModified"]) {
      [[self currentObject] setLastModified:[[ASIS3Request S3ResponseDateFormatter] dateFromString:[self currentXMLElementContent]]];
   } else if ([elementName isEqualToString:@"ETag"]) {
      [[self currentObject] setETag:[self currentXMLElementContent]];
   } else if ([elementName isEqualToString:@"Size"]) {
      [[self currentObject] setSize:(unsigned long long)[[self currentXMLElementContent] longLongValue]];
   } else if ([elementName isEqualToString:@"ID"]) {
      [[self currentObject] setOwnerID:[self currentXMLElementContent]];
   } else if ([elementName isEqualToString:@"DisplayName"]) {
      [[self currentObject] setOwnerName:[self currentXMLElementContent]];
   } else if ([elementName isEqualToString:@"Prefix"] && [[self currentXMLElementStack] count] > 2 && [[[self currentXMLElementStack] objectAtIndex:[[self currentXMLElementStack] count]-2] isEqualToString:@"CommonPrefixes"]) {
      [[self commonPrefixes] addObject:[self currentXMLElementContent]];
   } else if ([elementName isEqualToString:@"IsTruncated"]) {
      [self setIsTruncated:[[self currentXMLElementContent] isEqualToString:@"true"]];
   } else {
      // Let ASIS3Request look for error messages
      [super parser:parser didEndElement:elementName namespaceURI:namespaceURI qualifiedName:qName];
   }
}

#pragma mark NSCopying

- (id)copyWithZone:(NSZone *)zone
{
   ASIS3BucketRequest *newRequest = [super copyWithZone:zone];
   [newRequest setBucket:[self bucket]];
   [newRequest setSubResource:[self subResource]];
   [newRequest setPrefix:[self prefix]];
   [newRequest setMarker:[self marker]];
   [newRequest setMaxResultCount:[self maxResultCount]];
   [newRequest setDelimiter:[self delimiter]];
   return newRequest;
}

@synthesize bucket;
@synthesize subResource;
@synthesize currentObject;
@synthesize objects;
@synthesize commonPrefixes;
@synthesize prefix;
@synthesize marker;
@synthesize maxResultCount;
@synthesize delimiter;
@synthesize isTruncated;

@end