I'm pretty certain Apple disallows use of non-file URLs in Quick Look generators for the simple reason that a generator should run as quickly as possible. Generators should also be fairly standalone - why do you need to POST to generate a preview/thumbnail?
On 8 Dec 2009, at 10:13, Dalmazio Brisinda wrote: > I'm writing a QuickLook plugin that, as part of the preview process, makes an > http call to a (localhost) server to obtain data that is then used to > generate the preview image. > > The code below works fine outside the QuickLook architecture, as a standard > Cocoa application. But as soon as I move the (exact) same code over to the > QuickLook plugin, a call to the server only returns (null) response, and > (null) data. The docs indicate that this means the connection is failing. But > why o why is it failing? > > If I print the contents of the NSError object to the console, I get the > following message: > > 09-12-08 3:02:05 AM quicklookd[37158] error: Error > Domain=NSPOSIXErrorDomain Code=1 UserInfo=0x10049d880 "The operation couldn’t > be completed. Operation not permitted" > > It appears that sendSynchronousRequest:... is not permitted. So why is this > operation not permitted? And is there a workaround? Any help would be most > appreciated. > > NSURL * url = [NSURL URLWithString:urlString]; > NSMutableURLRequest * request = [NSMutableURLRequest > requestWithURL:url]; > > [request setHTTPMethod:@"POST"]; > [request setHTTPBody:[params dataUsingEncoding:NSUTF8StringEncoding]]; > [request setTimeoutInterval:5]; > > NSError * error; > NSURLResponse * response; > NSData * data = [NSURLConnection sendSynchronousRequest:request > returningResponse:&response error:&error]; > > Best, > Dalmazio > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > http://lists.apple.com/mailman/options/cocoa-dev/cocoadev%40mikeabdullah.net > > This email sent to cocoa...@mikeabdullah.net _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com
