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108 lines
3.2 KiB
Objective-C
108 lines
3.2 KiB
Objective-C
//
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// DBPost.m
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// DiscussionBoard
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//
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// Created by Jeremy Ellison on 1/7/11.
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// Copyright 2011 Two Toasters. All rights reserved.
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//
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#import <Three20/Three20+Additions.h>
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#import <RestKit/Support/NSDictionary+RKAdditions.h>
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#import "DBPost.h"
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@implementation DBPost
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@dynamic attachmentContentType;
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@dynamic attachmentFileName;
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@dynamic attachmentFileSize;
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@dynamic attachmentPath;
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@dynamic attachmentUpdatedAt;
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@dynamic body;
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@dynamic createdAt;
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@dynamic topicID;
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@dynamic updatedAt;
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@dynamic userID;
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@dynamic postID;
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@dynamic username;
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@dynamic user;
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@dynamic topic;
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@synthesize newAttachment = _newAttachment;
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/**
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* The property mapping dictionary. This method declares how elements in the JSON
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* are mapped to properties on the object
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*/
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+ (NSDictionary*)elementToPropertyMappings {
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return [NSDictionary dictionaryWithKeysAndObjects:
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@"id",@"postID",
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@"topic_id",@"topicID",
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@"user_id",@"userID",
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@"created_at",@"createdAt",
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@"updated_at",@"updatedAt",
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@"attachment_content_type", @"attachmentContentType",
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@"attachment_file_name", @"attachmentFileName",
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@"attachment_file_size", @"attachmentFileSize",
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@"attachment_path", @"attachmentPath",
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@"attachment_updated_at", @"attachmentUpdatedAt",
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@"body", @"body",
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nil];
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}
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/**
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* Informs RestKit which property contains the primary key for identifying
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* this object. This is used to ensure that existing objects are updated during mapping
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*/
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+ (NSString*)primaryKeyProperty {
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return @"postID";
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}
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/**
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* Informs RestKit which properties contain the primary key values that
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* can be used to hydrate relationships to other objects. This hint enables
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* RestKit to automatically maintain true Core Data relationships between objects
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* in your local store.
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*
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* Here we have asked RestKit to connect the 'user' relationship by performing a
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* primary key lookup with the value in 'userID' property. This is the declarative
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* equivalent of doing self.user = [DBUser objectWithPrimaryKeyValue:self.userID];
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*/
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+ (NSDictionary*)relationshipToPrimaryKeyPropertyMappings {
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return [NSDictionary dictionaryWithKeysAndObjects:
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@"user", @"userID",
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@"topic", @"topicID",
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nil];
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}
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/**
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* Invoked just before this Post is sent in an object loader request via
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* getObject, postObject, putObject or deleteObject. Here we can manipulate
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* the request at will.
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*
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* The router only has the ability to work with simple dictionaries, so to
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* support uploading the attachment we are going to supply our own params
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* for the request.
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*/
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- (void)willSendWithObjectLoader:(RKObjectLoader *)objectLoader {
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RKParams* params = [RKParams params];
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// NOTE - Since we have side-stepped the router, we need to
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// nest the param names under the model name ourselves
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[params setValue:self.body forParam:@"post[body]"];
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NSLog(@"Self Body: %@", self.body);
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if (_newAttachment) {
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NSData* data = UIImagePNGRepresentation(_newAttachment);
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NSLog(@"Data Size: %d", [data length]);
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RKParamsAttachment* attachment = [params setData:data MIMEType:@"application/octet-stream" forParam:@"post[attachment]"];
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attachment.fileName = @"image.png";
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}
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objectLoader.params = params;
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}
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- (BOOL)hasAttachment {
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return NO == [[self attachmentPath] isWhitespaceAndNewlines];
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}
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@end
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