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Adding Posterous support to ShareKit
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Arik Devens
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Apr 20, 2011
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,17 @@ | ||
| // | ||
| // SHKPinboard.h | ||
| // ShareKit | ||
| // | ||
| // Created by Arik Devens on 4/8/11. | ||
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| #import <Foundation/Foundation.h> | ||
| #import "SHKSharer.h" | ||
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| @interface SHKPosterous : SHKSharer { | ||
| NSMutableData *photoData; | ||
| NSHTTPURLResponse *URLResponse; | ||
| } | ||
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| - (void)finish; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,176 @@ | ||
| // | ||
| // SHKPinboard.m | ||
| // ShareKit | ||
| // | ||
| // Created by Arik Devens on 4/8/11. | ||
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| #import "SHKPosterous.h" | ||
| #include "Base64Transcoder.h" | ||
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| static NSString * const kPosterousPostURL = @"http://posterous.com/api/2/sites/primary/posts"; | ||
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| @implementation SHKPosterous | ||
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| #pragma mark - | ||
| #pragma mark Memory management | ||
| - (void)dealloc { | ||
| [photoData release]; | ||
| [URLResponse release]; | ||
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| [super dealloc]; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark Configuration : Service Definition | ||
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| + (NSString *)sharerTitle { | ||
| return @"Posterous"; | ||
| } | ||
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| + (BOOL)canShareText { | ||
| return YES; | ||
| } | ||
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| + (BOOL)canShareImage { | ||
| return YES; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark Authorization | ||
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| + (NSString *)authorizationFormCaption { | ||
| return SHKLocalizedString(@"Create an account at %@", @"http://posterous.com"); | ||
| } | ||
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| - (void)authorizationFormValidate:(SHKFormController *)form { | ||
| if (!quiet) { | ||
| [[SHKActivityIndicator currentIndicator] displayActivity:SHKLocalizedString(@"Logging In...")]; | ||
| } | ||
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| [form saveForm]; | ||
| } | ||
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| - (void)authFinished:(SHKRequest *)aRequest { | ||
| [[SHKActivityIndicator currentIndicator] hide]; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark Share Form | ||
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| - (NSArray *)shareFormFieldsForType:(SHKShareType)type { | ||
| if (type == SHKShareTypeText) { | ||
| return [NSArray arrayWithObjects:[SHKFormFieldSettings label:SHKLocalizedString(@"Title") key:@"title" type:SHKFormFieldTypeText start:item.title], nil]; | ||
| } | ||
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| return nil; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark Share API Methods | ||
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| - (NSString *)httpAuthBasicHeaderWith:(NSString *)user andPass:(NSString *)pass { | ||
| NSData *data = [[NSString stringWithFormat:@"%@:%@", user, pass] dataUsingEncoding:NSUTF8StringEncoding]; | ||
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| size_t est_out_len = EstimateBas64DecodedDataSize([data length]); | ||
| size_t out_len = est_out_len + 512; // a safety margin of 512 is perhaps too big | ||
| char outdata[out_len]; | ||
| Base64EncodeData([data bytes], [data length], outdata, &out_len); | ||
| outdata[out_len] = '\0'; // make it a null terminated string | ||
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| NSString *value = [NSString stringWithFormat:@"Basic %@", [NSString stringWithCString:outdata encoding:NSUTF8StringEncoding]]; | ||
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| return value; | ||
| } | ||
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| - (BOOL)send { | ||
| if ([self validateItem]) { | ||
| NSMutableURLRequest *aRequest = [[NSMutableURLRequest alloc] initWithURL:[NSURL URLWithString:kPosterousPostURL] cachePolicy:NSURLRequestReloadIgnoringLocalAndRemoteCacheData timeoutInterval:90]; | ||
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| NSString *username = [self getAuthValueForKey:@"username"]; | ||
| NSString *password = [self getAuthValueForKey:@"password"]; | ||
| NSString *boundary = @"0xKhTmLbOuNdArY"; | ||
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| NSMutableDictionary *headers = [NSMutableDictionary dictionaryWithDictionary: self.request.headerFields]; | ||
| [headers setObject:[self httpAuthBasicHeaderWith:username andPass:password] forKey:@"Authorization"]; | ||
| [headers setObject:[NSString stringWithFormat:@"multipart/form-data; boundary=%@", boundary] forKey:@"Content-Type"]; | ||
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| [aRequest setAllHTTPHeaderFields:headers]; | ||
| [aRequest setHTTPMethod:@"POST"]; | ||
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| NSMutableData *body = [NSMutableData data]; | ||
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| [body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[@"Content-Disposition: form-data; name=\"api_token\"\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[[NSString stringWithString:SHKPosterousAPIKey] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
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| if ([item title]) { | ||
| [body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[@"Content-Disposition: form-data; name=\"post[title]\"\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[item.title dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| } | ||
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| if ([item text]) { | ||
| [body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[@"Content-Disposition: form-data; name=\"post[body]\"\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[item.text dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| } | ||
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| if ([item image]) { | ||
| [body appendData:[[NSString stringWithFormat:@"\r\n--%@\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[@"Content-Disposition: form-data; name=\"media[0]\"; filename=\"upload.jpg\"\r\n" dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:[@"Content-Transfer-Encoding: image/jpg\r\n\r\n" dataUsingEncoding:NSUTF8StringEncoding]]; | ||
| [body appendData:UIImageJPEGRepresentation([item image], 0.9)]; | ||
| } | ||
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| [body appendData:[[NSString stringWithFormat:@"\r\n--%@--\r\n", boundary] dataUsingEncoding:NSUTF8StringEncoding]]; | ||
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| [aRequest setHTTPBody:body]; | ||
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| [NSURLConnection connectionWithRequest:aRequest delegate:self]; | ||
| [aRequest release]; | ||
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| [self sendDidStart]; | ||
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| return YES; | ||
| } | ||
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| return NO; | ||
| } | ||
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| #pragma mark - | ||
| #pragma mark NSURLConnection delegate methods | ||
| - (void)connection:(NSURLConnection *)connection didReceiveResponse:(NSHTTPURLResponse *)theResponse { | ||
| [URLResponse release]; | ||
| URLResponse = [theResponse retain]; | ||
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| [photoData setLength:0]; | ||
| } | ||
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| - (void)connection:(NSURLConnection *)connection didReceiveData:(NSData *)d { | ||
| [photoData appendData:d]; | ||
| } | ||
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| - (void)connectionDidFinishLoading:(NSURLConnection *)connection { | ||
| [self finish]; | ||
| } | ||
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| - (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)error { | ||
| [self finish]; | ||
| } | ||
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| - (void)finish { | ||
| if (URLResponse.statusCode == 200 || URLResponse.statusCode == 201) { | ||
| [self sendDidFinish]; | ||
| } else { | ||
| if (URLResponse.statusCode == 403) { | ||
| [self sendDidFailWithError:[SHK error:SHKLocalizedString(@"Invalid username or password.")] shouldRelogin:YES]; | ||
| } else if (URLResponse.statusCode == 500) { | ||
| [self sendDidFailWithError:[SHK error:SHKLocalizedString(@"The service encountered an error. Please try again later.")]]; | ||
| } else { | ||
| [self sendDidFailWithError:[SHK error:SHKLocalizedString(@"There was an error sending your post to Posterous.")]]; | ||
| } | ||
| } | ||
| } | ||
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| @end |
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