365 lines
9.3 KiB
Objective-C
365 lines
9.3 KiB
Objective-C
/* SOGoMailObject+Draft.m - this file is part of SOGo
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*
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* Copyright (C) 2007-2017 Inverse inc.
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#import <Foundation/NSDictionary.h>
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#import <NGObjWeb/WOApplication.h>
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#import <NGObjWeb/WOResponse.h>
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#import <NGObjWeb/WOContext+SoObjects.h>
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#import <NGExtensions/NSString+misc.h>
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#import <NGExtensions/NSObject+Logs.h>
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#import <NGMail/NGMimeMessage.h>
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#import <NGMime/NGMimeBodyPart.h>
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#import <NGMime/NGMimeMultipartBody.h>
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#import <NGMime/NGMimeType.h>
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#import <SoObjects/SOGo/NSArray+Utilities.h>
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#import <SoObjects/SOGo/SOGoUser.h>
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#import <SoObjects/SOGo/SOGoUserDefaults.h>
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#import "NSData+Mail.h"
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#import "NSData+SMIME.h"
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#import "NSString+Mail.h"
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#import "SOGoMailAccount.h"
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#import "SOGoMailObject+Draft.h"
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#import "SOGoMailReply.h"
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#define MAX_FILENAME_LENGTH 64
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//
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//
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//
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@implementation SOGoMailObject (SOGoDraftObjectExtensions)
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- (NSString *) subjectForReply
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{
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static NSString *replyPrefixes[] = {
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@"Re:", // regular
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@"RE:", // Outlook v11 (English?)
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@"AW:", // German Outlook v11
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@"Re[", // numbered Re, eg "Re[2]:"
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nil
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};
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BOOL hasPrefix;
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NSUInteger i;
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NSString *subject, *newSubject;
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hasPrefix = NO;
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subject = [self decodedSubject];
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if (![subject length]) subject = @"";
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i = 0;
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while (!hasPrefix && replyPrefixes[i])
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if ([subject hasPrefix: replyPrefixes[i]])
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hasPrefix = YES;
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else
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i++;
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if (hasPrefix)
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newSubject = subject;
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else
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newSubject = [NSString stringWithFormat: @"Re: %@", subject];
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return newSubject;
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}
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//
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//
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//
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- (NSString *) _convertRawContentForEditing: (NSString *) raw
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rawHtml: (BOOL) html
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{
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NSString *rc;
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SOGoUserDefaults *ud;
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BOOL htmlComposition;
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ud = [[context activeUser] userDefaults];
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htmlComposition = [[ud mailComposeMessageType] isEqualToString: @"html"];
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if (html && !htmlComposition)
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rc = [raw htmlToText];
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else if (!html && htmlComposition)
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rc = [[raw stringByEscapingHTMLString] stringByConvertingCRLNToHTML];
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else
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rc = raw;
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return rc;
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}
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//
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//
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//
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- (NSString *) _contentForEditingFromKeys: (NSArray *) keys
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{
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NSString *rawPart, *content, *contentKey;
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SOGoUserDefaults *ud;
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NSDictionary *parts;
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NSArray *types;
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NSData *data;
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BOOL htmlComposition, htmlContent;
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NSUInteger index;
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content = @"";
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if ([keys count])
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{
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ud = [[context activeUser] userDefaults];
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htmlComposition = [[ud mailComposeMessageType] isEqualToString: @"html"];
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htmlContent = NO;
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types = [keys objectsForKey: @"mimeType" notFoundMarker: @""];
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if (htmlComposition)
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{
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// Prefer HTML content
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index = [types indexOfObject: @"text/html"];
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if (index == NSNotFound)
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index = [types indexOfObject: @"text/plain"];
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else
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htmlContent = YES;
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}
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else
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{
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// Prefer text content
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index = [types indexOfObject: @"text/plain"];
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if (index == NSNotFound)
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{
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index = [types indexOfObject: @"text/html"];
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htmlContent = YES;
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}
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}
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if (index != NSNotFound)
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{
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contentKey = [keys objectAtIndex: index];
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parts = [self fetchPlainTextStrings:
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[NSArray arrayWithObject: contentKey]];
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if ([parts count] > 0)
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{
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rawPart = [[parts allValues] objectAtIndex: 0];
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content = [self _convertRawContentForEditing: rawPart
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rawHtml: htmlContent];
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}
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}
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}
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// We strip charset= information from HTML content to avoid SOGo setting
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// the encoding of the final mail to UTF-8 while keeping charset="iso-8859-1"
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// in the HTML meta headers, for example. That would cause encoding display
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// issues with most MUAs.
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data = [[content dataUsingEncoding: NSUTF8StringEncoding] sanitizedContentUsingVoidTags: nil];
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content = [[NSString alloc] initWithData: data encoding: NSUTF8StringEncoding];
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return [content autorelease];
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}
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//
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//
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//
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- (NSString *) _preferredContentFromPart: (id) thePart
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favorHTML: (BOOL) favorHTML
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{
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NSString *type, *subtype;
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id body;
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if ([thePart isKindOfClass: [NGMimeBodyPart class]])
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{
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type = [[thePart contentType] type];
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subtype = [[thePart contentType] subType];
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body = [thePart body];
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if ([type isEqualToString: @"text"])
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{
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if ([subtype isEqualToString: @"html"] && favorHTML)
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return [[body stringByEscapingHTMLString] stringByConvertingCRLNToHTML];
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else if ([subtype isEqualToString: @"html"] && !favorHTML)
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return [body htmlToText];
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else if ([subtype isEqualToString: @"plain"])
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return body;
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}
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}
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else if ([thePart isKindOfClass: [NGMimeMultipartBody class]])
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{
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NSArray *parts;
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int i;
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parts = [thePart parts];
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for (i = 0; i < [parts count]; i++)
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{
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type = [[[parts objectAtIndex: i] contentType] type];
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if ([type isEqualToString: @"text"] || [type isEqualToString: @"multipart"])
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return [self _preferredContentFromPart: [parts objectAtIndex: i]
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favorHTML: favorHTML];
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}
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}
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return nil;
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}
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//
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//
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//
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- (NSString *) _contentForEditingFromEncryptedMail
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{
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NSData *certificate;
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certificate = [[self mailAccountFolder] certificate];
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if (certificate)
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{
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SOGoUserDefaults *ud;
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NGMimeMessage *m;
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m = [[self content] messageFromEncryptedDataAndCertificate: certificate];
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ud = [[context activeUser] userDefaults];
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return [self _preferredContentFromPart: [m body]
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favorHTML: [[ud mailComposeMessageType] isEqualToString: @"html"]];
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}
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return nil;
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}
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//
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//
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//
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- (NSString *) contentForEditing
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{
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NSMutableArray *keys;
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NSString *output;
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output = nil;
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if ([self isEncrypted])
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output = [self _contentForEditingFromEncryptedMail];
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// If not encrypted or if decryption failed, we fallback
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// to the normal content fetching code.
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if (!output)
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{
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keys = [NSMutableArray array];
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[self addRequiredKeysOfStructure: [self bodyStructure]
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path: @""
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toArray: keys
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acceptedTypes: [NSArray arrayWithObjects: @"text/plain", @"text/html", nil]
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withPeek: NO];
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output = [self _contentForEditingFromKeys: keys];
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}
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return output;
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}
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//
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//
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//
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- (NSString *) contentForReply
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{
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NSString *pageName;
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SOGoMailReply *page;
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SOGoUserDefaults *userDefaults;
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userDefaults = [[context activeUser] userDefaults];
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pageName = [NSString stringWithFormat: @"SOGoMail%@Reply",
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[userDefaults language]];
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page = [[WOApplication application] pageWithName: pageName
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inContext: context];
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[page setSourceMail: self];
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[page setOutlookMode: [userDefaults mailUseOutlookStyleReplies]];
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[page setReplyPlacement: [userDefaults mailReplyPlacement]];
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[page setSignaturePlacement: [userDefaults mailSignaturePlacement]];
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return [[page generateResponse] contentAsString];
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}
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//
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//
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//
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- (NSString *) filenameForForward
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{
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NSString *subject;
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NSMutableString *newSubject;
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static NSString *sescape[] = {
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@"/", @"..", @"~", @"\"", @"'", @" ", @".", nil
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};
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NSUInteger count, length;
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subject = [self decodedSubject];
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length = [subject length];
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if (!length)
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{
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subject = @"forward";
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length = [subject length];
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}
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if (length > MAX_FILENAME_LENGTH)
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length = MAX_FILENAME_LENGTH;
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newSubject = [NSMutableString
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stringWithString: [subject substringToIndex: length]];
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count = 0;
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while (sescape[count])
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{
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[newSubject replaceString: sescape[count]
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withString: @"_"];
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count++;
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}
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[newSubject appendString: @".eml"];
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return newSubject;
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}
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//
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//
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//
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- (NSString *) subjectForForward
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{
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NSString *subject, *newSubject;
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subject = [self decodedSubject];
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if ([subject length] > 0)
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newSubject = [NSString stringWithFormat: @"Fwd: %@", subject];
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else
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newSubject = subject;
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return newSubject;
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}
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//
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//
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//
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- (NSString *) contentForInlineForward
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{
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SOGoUserDefaults *userDefaults;
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NSString *pageName;
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SOGoMailForward *page;
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userDefaults = [[context activeUser] userDefaults];
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pageName = [NSString stringWithFormat: @"SOGoMail%@Forward",
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[userDefaults language]];
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page = [[WOApplication application] pageWithName: pageName
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inContext: context];
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[page setSourceMail: self];
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[page setSignaturePlacement: [userDefaults mailSignaturePlacement]];
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return [[page generateResponse] contentAsString];
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}
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@end
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