/* Copyright (C) 2004-2005 SKYRIX Software AG This file is part of OpenGroupware.org. OGo is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. OGo is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with OGo; see the file COPYING. If not, write to the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #import #import #import #import #import #import "UIxMailRenderingContext.h" @interface UIxMailRenderingContext (Private) - (BOOL) _shouldDisplayAsAttachment: (NSDictionary *) info; @end @implementation UIxMailRenderingContext (Private) - (BOOL) _shouldDisplayAsAttachment: (NSDictionary *) info { NSString *s; s = [[info objectForKey:@"disposition"] objectForKey: @"type"]; return (s && [s caseInsensitiveCompare: @"ATTACHMENT"] == NSOrderedSame); } @end @implementation UIxMailRenderingContext static BOOL showNamedTextAttachmentsInline = NO; - (id) initWithViewer: (WOComponent *) _viewer context: (WOContext *) _ctx { if ((self = [super init])) { viewer = _viewer; context = _ctx; } return self; } - (id) init { return [self initWithViewer: nil context: nil]; } - (void) dealloc { [flatContents release]; [iCalViewer release]; [htmlViewer release]; [textViewer release]; [imageViewer release]; [linkViewer release]; [messageViewer release]; [super dealloc]; } - (void) reset { [flatContents release]; [iCalViewer release]; [htmlViewer release]; [textViewer release]; [imageViewer release]; [linkViewer release]; [messageViewer release]; flatContents = nil; iCalViewer = nil; textViewer = nil; imageViewer = nil; htmlViewer = nil; linkViewer = nil; messageViewer = nil; } /* fetching */ - (NSDictionary *) flatContents { if (!flatContents) { flatContents = [[viewer clientObject] fetchPlainTextParts]; [flatContents retain]; // [self debugWithFormat:@"CON: %@", flatContents]; } return flatContents; } - (NSData *) flatContentForPartPath: (NSArray *) _partPath { NSString *pid; pid = _partPath ? [_partPath componentsJoinedByString:@"."] : @""; return [[self flatContents] objectForKey:pid]; } /* viewer components */ - (WOComponent *) mixedViewer { /* Note: we cannot cache the multipart viewers, because it can be nested */ return [viewer pageWithName: @"UIxMailPartMixedViewer"]; } - (WOComponent *) signedViewer { /* Note: we cannot cache the multipart viewers, because it can be nested */ // TODO: temporary workaround (treat it like a plain mixed part) return [self mixedViewer]; } - (WOComponent *) alternativeViewer { /* Note: we cannot cache the multipart viewers, because it can be nested */ return [viewer pageWithName: @"UIxMailPartAlternativeViewer"]; } - (WOComponent *) textViewer { if (!textViewer) { textViewer = [viewer pageWithName: @"UIxMailPartTextViewer"]; [textViewer retain]; } return textViewer; } - (WOComponent *) imageViewer { if (!imageViewer) { imageViewer = [viewer pageWithName: @"UIxMailPartImageViewer"]; [imageViewer retain]; } return imageViewer; } - (WOComponent *) linkViewer { if (!linkViewer) { linkViewer = [viewer pageWithName: @"UIxMailPartLinkViewer"]; [linkViewer retain]; } return linkViewer; } - (WOComponent *) htmlViewer { if (!htmlViewer) { htmlViewer = [viewer pageWithName: @"UIxMailPartHTMLViewer"]; [htmlViewer retain]; } return htmlViewer; } - (WOComponent *) messageViewer { if (!messageViewer) { messageViewer = [viewer pageWithName: @"UIxMailPartMessageViewer"]; [messageViewer retain]; } return messageViewer; } - (WOComponent *) iCalViewer { if (!iCalViewer) { iCalViewer = [viewer pageWithName: @"UIxMailPartICalViewer"]; [iCalViewer retain]; } return iCalViewer; } /* Kolab viewers */ - (WOComponent *) kolabContactViewer { return [viewer pageWithName: @"UIxKolabPartContactViewer"]; } - (WOComponent *) kolabEventViewer { return [viewer pageWithName: @"UIxKolabPartEventViewer"]; } - (WOComponent *) kolabTodoViewer { return [viewer pageWithName: @"UIxKolabPartTodoViewer"]; } - (WOComponent *) kolabNoteViewer { return [self textViewer]; // TODO } - (WOComponent *) kolabJournalViewer { return [self textViewer]; // TODO } - (WOComponent *) kolabDistributionListViewer { return [self textViewer]; // TODO } /* main viewer selection */ - (WOComponent *) viewerForBodyInfo: (id) _info { NSString *mt, *st; mt = [[_info valueForKey:@"type"] lowercaseString]; st = [[_info valueForKey:@"subtype"] lowercaseString]; if ([mt isEqualToString:@"multipart"]) { if ([st isEqualToString:@"mixed"] || [st isEqualToString:@"related"]) return [self mixedViewer]; else if ([st isEqualToString:@"signed"]) return [self signedViewer]; else if ([st isEqualToString:@"alternative"]) return [self alternativeViewer]; if ([st isEqualToString:@"report"]) /* this is used by mail-delivery reports */ return [self mixedViewer]; } else if ([mt isEqualToString:@"text"]) { if ([st isEqualToString:@"plain"] || [st isEqualToString:@"html"]) { if (!showNamedTextAttachmentsInline && [self _shouldDisplayAsAttachment: _info]) return [self linkViewer]; return [st isEqualToString:@"html"] ? [self htmlViewer] : [self textViewer]; } if ([st isEqualToString:@"calendar"]) return [self iCalViewer]; } if ([mt isEqualToString:@"image"]) { if ([self _shouldDisplayAsAttachment: _info]) return [self linkViewer]; return [self imageViewer]; } if ([mt isEqualToString:@"message"] && [st isEqualToString:@"rfc822"]) return [self messageViewer]; if ([mt isEqualToString:@"message"] && [st isEqualToString:@"delivery-status"]) { /* Content-Description: Delivery error report Content-Type: message/delivery-status Reporting-MTA: dns; mail.opengroupware.org Arrival-Date: Mon, 18 Jul 2005 12:08:43 +0200 (CEST) Final-Recipient: rfc822; ioioi@plop.com Action: failed Status: 5.0.0 Diagnostic-Code: X-Postfix; host plop.com[64.39.31.55] said: 550 5.7.1 ... Relaying denied */ // Note: we cannot use the text viewer because the body is not pre-fetched return [self linkViewer]; } if ([mt isEqualToString:@"application"]) { // octet-stream (generate download link?, autodetect type?) if ([st hasPrefix:@"x-vnd.kolab."]) { if ([st isEqualToString:@"x-vnd.kolab.contact"]) return [self kolabContactViewer]; if ([st isEqualToString:@"x-vnd.kolab.event"]) return [self kolabEventViewer]; if ([st isEqualToString:@"x-vnd.kolab.task"]) return [self kolabTodoViewer]; if ([st isEqualToString:@"x-vnd.kolab.note"]) return [self kolabNoteViewer]; if ([st isEqualToString:@"x-vnd.kolab.journal"]) return [self kolabJournalViewer]; if ([st isEqualToString:@"x-vnd.kolab.contact.distlist"]) return [self kolabDistributionListViewer]; [self errorWithFormat:@"found no viewer for Kolab type: %@/%@", mt, st]; return [self linkViewer]; } #if 0 /* the link viewer looks better than plain text ;-) */ if ([st isEqualToString:@"pgp-signature"]) // TODO: real PGP viewer return [self textViewer]; #endif } // TODO: always fallback to octet viewer?! #if 1 [self errorWithFormat:@"found no viewer for MIME type: %@/%@", mt, st]; #endif return [self linkViewer]; } /* debugging */ - (BOOL)isDebuggingEnabled { return NO; } @end /* UIxMailRenderingContext */ @implementation WOContext(UIxMailPart) static NSString *MRK = @"UIxMailRenderingContext"; - (void)pushMailRenderingContext:(UIxMailRenderingContext *)_mctx { [self setObject:_mctx forKey:MRK]; } - (UIxMailRenderingContext *)popMailRenderingContext { UIxMailRenderingContext *mctx; if ((mctx = [self objectForKey:MRK]) == nil) return nil; mctx = [[mctx retain] autorelease]; [self removeObjectForKey:MRK]; return mctx; } - (UIxMailRenderingContext *)mailRenderingContext { return [self objectForKey:MRK]; } @end /* WOContext(UIxMailPart) */