262 lines
10 KiB
Objective-C
262 lines
10 KiB
Objective-C
//
|
|
// ASICloudFilesObjectRequest.m
|
|
//
|
|
// Created by Michael Mayo on 1/6/10.
|
|
//
|
|
|
|
#import "ASICloudFilesObjectRequest.h"
|
|
#import "ASICloudFilesObject.h"
|
|
|
|
|
|
@implementation ASICloudFilesObjectRequest
|
|
|
|
@synthesize currentElement, currentContent, currentObject;
|
|
@synthesize accountName, containerName;
|
|
|
|
#pragma mark -
|
|
#pragma mark Constructors
|
|
|
|
+ (id)storageRequestWithMethod:(NSString *)method containerName:(NSString *)containerName {
|
|
NSString *urlString = [NSString stringWithFormat:@"%@/%@", [ASICloudFilesRequest storageURL], containerName];
|
|
ASICloudFilesObjectRequest *request = [[[ASICloudFilesObjectRequest alloc] initWithURL:[NSURL URLWithString:urlString]] autorelease];
|
|
[request setRequestMethod:method];
|
|
[request addRequestHeader:@"X-Auth-Token" value:[ASICloudFilesRequest authToken]];
|
|
request.containerName = containerName;
|
|
return request;
|
|
}
|
|
|
|
+ (id)storageRequestWithMethod:(NSString *)method containerName:(NSString *)containerName queryString:(NSString *)queryString {
|
|
NSString *urlString = [NSString stringWithFormat:@"%@/%@%@", [ASICloudFilesRequest storageURL], containerName, queryString];
|
|
ASICloudFilesObjectRequest *request = [[[ASICloudFilesObjectRequest alloc] initWithURL:[NSURL URLWithString:urlString]] autorelease];
|
|
[request setRequestMethod:method];
|
|
[request addRequestHeader:@"X-Auth-Token" value:[ASICloudFilesRequest authToken]];
|
|
request.containerName = containerName;
|
|
return request;
|
|
}
|
|
|
|
+ (id)storageRequestWithMethod:(NSString *)method containerName:(NSString *)containerName objectPath:(NSString *)objectPath {
|
|
NSString *urlString = [NSString stringWithFormat:@"%@/%@/%@", [ASICloudFilesRequest storageURL], containerName, objectPath];
|
|
ASICloudFilesObjectRequest *request = [[[ASICloudFilesObjectRequest alloc] initWithURL:[NSURL URLWithString:urlString]] autorelease];
|
|
[request setRequestMethod:method];
|
|
[request addRequestHeader:@"X-Auth-Token" value:[ASICloudFilesRequest authToken]];
|
|
request.containerName = containerName;
|
|
return request;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark HEAD - Container Info
|
|
|
|
+ (id)containerInfoRequest:(NSString *)containerName {
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"HEAD" containerName:containerName];
|
|
return request;
|
|
}
|
|
|
|
- (NSUInteger)containerObjectCount {
|
|
return [[[self responseHeaders] objectForKey:@"X-Container-Object-Count"] intValue];
|
|
}
|
|
|
|
- (NSUInteger)containerBytesUsed {
|
|
return [[[self responseHeaders] objectForKey:@"X-Container-Bytes-Used"] intValue];
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark HEAD - Object Info
|
|
|
|
+ (id)objectInfoRequest:(NSString *)containerName objectPath:(NSString *)objectPath {
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"HEAD" containerName:containerName objectPath:objectPath];
|
|
return request;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark GET - List Objects
|
|
|
|
+ (NSString *)queryStringWithContainer:(NSString *)container limit:(NSUInteger)limit marker:(NSString *)marker prefix:(NSString *)prefix path:(NSString *)path {
|
|
NSString *queryString = @"?format=xml";
|
|
|
|
if (limit && limit > 0) {
|
|
queryString = [queryString stringByAppendingString:[NSString stringWithFormat:@"&limit=%i", limit]];
|
|
}
|
|
if (marker) {
|
|
queryString = [queryString stringByAppendingString:[NSString stringWithFormat:@"&marker=%@", [marker stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
|
|
}
|
|
if (path) {
|
|
queryString = [queryString stringByAppendingString:[NSString stringWithFormat:@"&path=%@", [path stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]]];
|
|
}
|
|
|
|
return queryString;
|
|
}
|
|
|
|
+ (id)listRequestWithContainer:(NSString *)containerName limit:(NSUInteger)limit marker:(NSString *)marker prefix:(NSString *)prefix path:(NSString *)path {
|
|
NSString *queryString = [ASICloudFilesObjectRequest queryStringWithContainer:containerName limit:limit marker:marker prefix:prefix path:path];
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"GET" containerName:containerName queryString:queryString];
|
|
return request;
|
|
}
|
|
|
|
+ (id)listRequestWithContainer:(NSString *)containerName {
|
|
return [ASICloudFilesObjectRequest listRequestWithContainer:containerName limit:0 marker:nil prefix:nil path:nil];
|
|
}
|
|
|
|
- (NSArray *)objects {
|
|
if (objects) {
|
|
return objects;
|
|
}
|
|
objects = [[[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 objects;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark GET - Retrieve Object
|
|
|
|
+ (id)getObjectRequestWithContainer:(NSString *)containerName objectPath:(NSString *)objectPath {
|
|
return [ASICloudFilesObjectRequest storageRequestWithMethod:@"GET" containerName:containerName objectPath:objectPath];
|
|
}
|
|
|
|
- (ASICloudFilesObject *)object {
|
|
ASICloudFilesObject *object = [ASICloudFilesObject object];
|
|
|
|
NSString *path = [self url].path;
|
|
NSRange range = [path rangeOfString:self.containerName];
|
|
path = [path substringFromIndex:range.location + range.length + 1];
|
|
|
|
object.name = path;
|
|
object.hash = [[self responseHeaders] objectForKey:@"ETag"];
|
|
object.bytes = [[[self responseHeaders] objectForKey:@"Content-Length"] intValue];
|
|
object.contentType = [[self responseHeaders] objectForKey:@"Content-Type"];
|
|
object.lastModified = [[self responseHeaders] objectForKey:@"Last-Modified"];
|
|
object.metadata = [NSMutableDictionary dictionary];
|
|
|
|
for (NSString *key in [[self responseHeaders] keyEnumerator]) {
|
|
NSRange metaRange = [key rangeOfString:@"X-Object-Meta-"];
|
|
if (metaRange.location == 0) {
|
|
[object.metadata setObject:[[self responseHeaders] objectForKey:key] forKey:[key substringFromIndex:metaRange.length]];
|
|
}
|
|
}
|
|
|
|
object.data = [self responseData];
|
|
|
|
return object;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark PUT - Upload Object
|
|
|
|
+ (id)putObjectRequestWithContainer:(NSString *)containerName object:(ASICloudFilesObject *)object {
|
|
return [self putObjectRequestWithContainer:containerName objectPath:object.name contentType:object.contentType objectData:object.data metadata:object.metadata etag:nil];
|
|
}
|
|
|
|
+ (id)putObjectRequestWithContainer:(NSString *)containerName objectPath:(NSString *)objectPath contentType:(NSString *)contentType objectData:(NSData *)objectData metadata:(NSDictionary *)metadata etag:(NSString *)etag {
|
|
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"PUT" containerName:containerName objectPath:objectPath];
|
|
[request addRequestHeader:@"Content-Type" value:contentType];
|
|
|
|
// add metadata to headers
|
|
if (metadata) {
|
|
for (NSString *key in [metadata keyEnumerator]) {
|
|
[request addRequestHeader:[NSString stringWithFormat:@"X-Object-Meta-%@", key] value:[metadata objectForKey:key]];
|
|
}
|
|
}
|
|
|
|
[request appendPostData:objectData];
|
|
return request;
|
|
}
|
|
|
|
+ (id)putObjectRequestWithContainer:(NSString *)containerName objectPath:(NSString *)objectPath contentType:(NSString *)contentType file:(NSString *)filePath metadata:(NSDictionary *)metadata etag:(NSString *)etag
|
|
{
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"PUT" containerName:containerName objectPath:objectPath];
|
|
[request addRequestHeader:@"Content-Type" value:contentType];
|
|
|
|
// add metadata to headers
|
|
if (metadata) {
|
|
for (NSString *key in [metadata keyEnumerator]) {
|
|
[request addRequestHeader:[NSString stringWithFormat:@"X-Object-Meta-%@", key] value:[metadata objectForKey:key]];
|
|
}
|
|
}
|
|
|
|
[request setShouldStreamPostDataFromDisk:YES];
|
|
[request setPostBodyFilePath:filePath];
|
|
return request;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark POST - Set Object Metadata
|
|
|
|
+ (id)postObjectRequestWithContainer:(NSString *)containerName object:(ASICloudFilesObject *)object {
|
|
return [self postObjectRequestWithContainer:containerName objectPath:object.name metadata:object.metadata];
|
|
}
|
|
|
|
+ (id)postObjectRequestWithContainer:(NSString *)containerName objectPath:(NSString *)objectPath metadata:(NSDictionary *)metadata {
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"POST" containerName:containerName objectPath:objectPath];
|
|
|
|
// add metadata to headers
|
|
if (metadata) {
|
|
for (NSString *key in [metadata keyEnumerator]) {
|
|
[request addRequestHeader:[NSString stringWithFormat:@"X-Object-Meta-%@", key] value:[metadata objectForKey:key]];
|
|
}
|
|
}
|
|
|
|
return request;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark DELETE - Delete Object
|
|
|
|
+ (id)deleteObjectRequestWithContainer:(NSString *)containerName objectPath:(NSString *)objectPath {
|
|
ASICloudFilesObjectRequest *request = [ASICloudFilesObjectRequest storageRequestWithMethod:@"DELETE" containerName:containerName objectPath:objectPath];
|
|
return request;
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark XML Parser Delegate
|
|
|
|
- (void)parser:(NSXMLParser *)parser didStartElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName attributes:(NSDictionary *)attributeDict {
|
|
[self setCurrentElement:elementName];
|
|
|
|
if ([elementName isEqualToString:@"object"]) {
|
|
[self setCurrentObject:[ASICloudFilesObject object]];
|
|
}
|
|
[self setCurrentContent:@""];
|
|
}
|
|
|
|
- (void)parser:(NSXMLParser *)parser didEndElement:(NSString *)elementName namespaceURI:(NSString *)namespaceURI qualifiedName:(NSString *)qName {
|
|
if ([elementName isEqualToString:@"name"]) {
|
|
[self currentObject].name = [self currentContent];
|
|
} else if ([elementName isEqualToString:@"hash"]) {
|
|
[self currentObject].hash = [self currentContent];
|
|
} else if ([elementName isEqualToString:@"bytes"]) {
|
|
[self currentObject].bytes = [[self currentContent] intValue];
|
|
} else if ([elementName isEqualToString:@"content_type"]) {
|
|
[self currentObject].contentType = [self currentContent];
|
|
} else if ([elementName isEqualToString:@"last_modified"]) {
|
|
[self currentObject].lastModified = [self dateFromString:[self currentContent]];
|
|
} else if ([elementName isEqualToString:@"object"]) {
|
|
// we're done with this object. time to move on to the next
|
|
[objects addObject:currentObject];
|
|
[self setCurrentObject:nil];
|
|
}
|
|
}
|
|
|
|
- (void)parser:(NSXMLParser *)parser foundCharacters:(NSString *)string {
|
|
[self setCurrentContent:[[self currentContent] stringByAppendingString:string]];
|
|
}
|
|
|
|
#pragma mark -
|
|
#pragma mark Memory Management
|
|
|
|
- (void)dealloc {
|
|
[currentElement release];
|
|
[currentContent release];
|
|
[currentObject release];
|
|
[accountName release];
|
|
[containerName release];
|
|
[super dealloc];
|
|
}
|
|
|
|
@end
|