fix(mail): Fix images not displayed when forward / reply to a mail. F…

…ixes #3981

SoObjects/Mailer/SOGoDraftObject.m

@@ -859,7 +859,7 @@ - (void) _fillInReplyAddresses: (NSMutableDictionary *) _info
 //
 //
 //
-- (void) _fetchAttachmentsFromMail: (SOGoMailObject *) sourceMail
+- (void) _fetchAttachmentsFromMail: (SOGoMailObject *) sourceMail onlyImages: (BOOL) onlyImages
 {
   NSMutableDictionary *currentInfo;
   NSArray *attachments;
@@ -871,15 +871,19 @@ - (void) _fetchAttachmentsFromMail: (SOGoMailObject *) sourceMail
   for (count = 0; count < max; count++)
     {
       currentInfo = [attachments objectAtIndex: count];
-      [self saveAttachment: [currentInfo objectForKey: @"body"]
+      if (!onlyImages
+        || (onlyImages && [[NGMimeBodyPart imageMimeTypes] containsObject: [currentInfo objectForKey: @"mimetype"]])) {
+        [self saveAttachment: [currentInfo objectForKey: @"body"]
               withMetadata: currentInfo];
+      }
+
     }
 }
 
 //
 //
 //
-- (void) _fileAttachmentsFromPart: (id) thePart
+- (void) _fileAttachmentsFromPart: (id) thePart onlyImages: (BOOL) onlyImages
 {
   // Small hack to avoid SOPE's stupid behavior to wrap a multipart
   // object in a NGMimeBodyPart.
@@ -889,10 +893,15 @@ - (void) _fileAttachmentsFromPart: (id) thePart
 
   if ([thePart isKindOfClass: [NGMimeBodyPart class]])
     {
-      NSString *filename, *mimeType;
+      NSString *filename, *mimeType, *bodyId;
       id body;
 
+      if (onlyImages && ![thePart isImage]) {
+        return;
+      }
+
       mimeType = [[thePart contentType] stringValue];
+      bodyId = [[thePart contentId] stringValue];
       body = [thePart body];
       filename = [(NGMimeContentDispositionHeaderField *)[thePart headerForKey: @"content-disposition"] filename];
 
@@ -906,6 +915,7 @@ - (void) _fileAttachmentsFromPart: (id) thePart
           currentInfo = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                                                filename, @"filename",
                                              mimeType, @"mimetype",
+                                             bodyId, @"bodyid", 
                                              nil];
           [self saveAttachment: body
                   withMetadata: currentInfo];
@@ -919,7 +929,7 @@ - (void) _fileAttachmentsFromPart: (id) thePart
       parts = [thePart parts];
       for (i = 0; i < [parts count]; i++)
         {
-          [self _fileAttachmentsFromPart: [parts objectAtIndex: i]];
+          [self _fileAttachmentsFromPart: [parts objectAtIndex: i] onlyImages: onlyImages];
         }
     }
 }
@@ -928,7 +938,7 @@ - (void) _fileAttachmentsFromPart: (id) thePart
 //
 //
 //
-- (void) _fetchAttachmentsFromEncryptedMail: (SOGoMailObject *) sourceMail
+- (void) _fetchAttachmentsFromEncryptedMail: (SOGoMailObject *) sourceMail onlyImages: (BOOL) onlyImages
 {
   NSData *certificate;
 
@@ -941,20 +951,20 @@ - (void) _fetchAttachmentsFromEncryptedMail: (SOGoMailObject *) sourceMail
       NGMimeMessage *m;
 
       m = [[sourceMail content] messageFromEncryptedDataAndCertificate: certificate];
-      [self _fileAttachmentsFromPart: [m body]];
+      [self _fileAttachmentsFromPart: [m body] onlyImages: onlyImages];
     }
 }
 
 
 //
 //
 //
-- (void) _fetchAttachmentsFromOpaqueSignedMail: (SOGoMailObject *) sourceMail
+- (void) _fetchAttachmentsFromOpaqueSignedMail: (SOGoMailObject *) sourceMail onlyImages: (BOOL) onlyImages
 {
   NGMimeMessage *m;
 
   m = [[sourceMail content] messageFromOpaqueSignedData];
-  [self _fileAttachmentsFromPart: [m body]];
+  [self _fileAttachmentsFromPart: [m body] onlyImages: onlyImages];
 }
 
 
@@ -973,7 +983,7 @@ - (void) fetchMailForEditing: (SOGoMailObject *) sourceMail
 
   [sourceMail fetchCoreInfos];
 
-  [self _fetchAttachmentsFromMail: sourceMail];
+  [self _fetchAttachmentsFromMail: sourceMail onlyImages: NO];
   info = [NSMutableDictionary dictionaryWithCapacity: 16];
   subject = [sourceMail subject];
   if ([subject length] > 0)
@@ -1057,6 +1067,22 @@ - (void) fetchMailForReplying: (SOGoMailObject *) sourceMail
   [self setSourceIMAP4ID: [[sourceMail nameInContainer] intValue]];
   [self setSourceFolderWithMailObject: sourceMail];
 
+
+  ud = [[context activeUser] userDefaults];
+  // TODO: Change mailMessageForwarding for reply
+  if ([[ud mailMessageForwarding] isEqualToString: @"inline"])
+  {
+    [self setText: [sourceMail contentForInlineForward]];
+    if ([sourceMail isEncrypted])
+      [self _fetchAttachmentsFromEncryptedMail: sourceMail onlyImages: YES];
+    else if ([sourceMail isOpaqueSigned])
+      [self _fetchAttachmentsFromOpaqueSignedMail: sourceMail onlyImages: YES];
+    else
+      [self _fetchAttachmentsFromMail: sourceMail onlyImages: YES];
+  }
+
+    [self save];
+
   [self storeInfo];
 }
 
@@ -1090,15 +1116,16 @@ - (void) fetchMailForForwarding: (SOGoMailObject *) sourceMail
 
   /* attach message */
   ud = [[context activeUser] userDefaults];
+
   if ([[ud mailMessageForwarding] isEqualToString: @"inline"])
     {
       [self setText: [sourceMail contentForInlineForward]];
       if ([sourceMail isEncrypted])
-        [self _fetchAttachmentsFromEncryptedMail: sourceMail];
+        [self _fetchAttachmentsFromEncryptedMail: sourceMail onlyImages: NO];
       else if ([sourceMail isOpaqueSigned])
-        [self _fetchAttachmentsFromOpaqueSignedMail: sourceMail];
+        [self _fetchAttachmentsFromOpaqueSignedMail: sourceMail onlyImages: NO];
       else
-        [self _fetchAttachmentsFromMail: sourceMail];
+        [self _fetchAttachmentsFromMail: sourceMail onlyImages: NO];
     }
   else
     {
@@ -1195,7 +1222,7 @@ - (NSException *) saveAttachment: (NSData *) _attach
                     withMetadata: (NSMutableDictionary *) metadata
 {
   NSFileManager *fm;
-  NSString *p, *pmime, *name, *baseName, *extension, *mimeType;
+  NSString *p, *pmime, *pbodyId, *name, *baseName, *extension, *mimeType, *bodyId;
   int i;
 
   if (![_attach isNotNull])
@@ -1216,6 +1243,7 @@ - (NSException *) saveAttachment: (NSData *) _attach
   fm = [NSFileManager defaultManager];
   p = [self pathToAttachmentWithName: name];
   i = 1;
+  bodyId = nil;
 
   while ([fm isReadableFileAtPath: p])
     {
@@ -1244,6 +1272,18 @@ - (NSException *) saveAttachment: (NSData *) _attach
                                                reason: @"Could not write attachment to draft!"];
         }
     }
+
+  bodyId = [metadata objectForKey: @"bodyId"];
+  if ([bodyId length] > 0)
+    {
+      pbodyId = [self pathToAttachmentWithName: [NSString stringWithFormat: @".%@.bodyid", name]];
+      if (![[bodyId dataUsingEncoding: NSUTF8StringEncoding] writeToFile: pbodyId  atomically: YES])
+        {
+          [[NSFileManager defaultManager] removeFileAtPath: p  handler: nil];
+          return [NSException exceptionWithHTTPStatus: 500 /* Server Error */
+                                               reason: @"Could not write body idattachment to draft!"];
+        }
+    }
 
   return nil; /* everything OK */
 }
@@ -1381,6 +1421,27 @@ - (NSString *) contentTypeForAttachmentWithName: (NSString *) _name
   return s;
 }
 
+- (NSString *) bodyIdForAttachmentWithName: (NSString *) _name
+{
+  NSString *s, *p;
+  NSData *bodyIdData;
+
+  p = [self pathToAttachmentWithName: [NSString stringWithFormat: @".%@.bodyid", _name]];
+  bodyIdData = [NSData dataWithContentsOfFile: p];
+  if (bodyIdData)
+    {
+      s = [[NSString alloc] initWithData: bodyIdData
+                                encoding: NSUTF8StringEncoding];
+      [s autorelease];
+    }
+  else
+    {
+      s = nil;
+    }
+
+  return s;
+}
+
 - (NSString *) contentDispositionForAttachmentWithName: (NSString *) _name
                                         andContentType: (NSString *) _type
 {
@@ -1441,6 +1502,9 @@ - (NGMimeBodyPart *) bodyPartForAttachmentWithName: (NSString *) _name
     else if ([s hasPrefix: @"message/rfc822"])
       attachAsRFC822 = YES;
   }
+  if ((s = [self bodyIdForAttachmentWithName:_name]) != nil) {
+    [map setObject: s forKey: @"content-id"];
+  }
   if ((s = [self contentDispositionForAttachmentWithName: _name andContentType: s]))
     {
       NGMimeContentDispositionHeaderField *o;

SoObjects/SOGo/GNUmakefile

@@ -91,7 +91,9 @@ SOGo_HEADER_FILES = \
 	SOGoTextTemplateFile.h		\
 	SOGoZipArchiver.h	\
 	\
-	JWT.h
+	JWT.h	\
+	\
+	NGMimeBodyPart+SOGo.h
 
 all::
 	@touch SOGoBuild.m
@@ -176,7 +178,9 @@ SOGo_OBJC_FILES = \
 	SOGoTextTemplateFile.m		\
 	SOGoZipArchiver.m	\
 	\
-	JWT.m
+	JWT.m	\
+	\
+	NGMimeBodyPart+SOGo.m
 
 SOGo_C_FILES += lmhash.c aes.c crypt_blowfish.c pkcs5_pbkdf2.c
 

SoObjects/SOGo/NGMimeBodyPart+SOGo.h

@@ -0,0 +1,35 @@
+/* NGMimeBodyPart+SOGo.h - this file is part of SOGo
+ *
+ * Copyright (C) 2023 Alinto
+ *
+ * Author: Sébastien Mizrahi <smizrahi@alinto.eu>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This file 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef NGMIMEBODYPART_SOGO_H
+#define NGMIMEBODYPART_SOGO_H
+
+#import <NGMime/NGMimeBodyPart.h>
+
+@interface NGMimeBodyPart (SOGoExtensions)
+
++ (NSArray *) imageMimeTypes;
+- (BOOL) isImage;
+
+@end
+
+#endif /* NGMIMEBODYPART_SOGO_H */

SoObjects/SOGo/NGMimeBodyPart+SOGo.m

@@ -0,0 +1,41 @@
+/* NGMimeBodyPart+SOGo.m - this file is part of SOGo
+ *
+ * Copyright (C) 2023 Alinto
+ *
+ * Author: Sébastien Mizrahi <smizrahi@alinto.eu>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This file 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#import "NGMimeBodyPart+SOGo.h"
+
+#import <Foundation/NSString.h>
+#import <Foundation/NSArray.h>
+
+@implementation NGMimeBodyPart (SOGoExtensions)
+
++ (NSArray *) imageMimeTypes
+{
+  return [NSArray arrayWithObjects: @"image/png", @"image/gif", @"image/tiff"
+                        , @"image/jpeg", @"image/bmp", @"image/svg+xml", @"image/webp", nil];
+}
+
+- (BOOL) isImage
+{
+  return [[NGMimeBodyPart imageMimeTypes] containsObject: [[self contentType] stringValue]];
+}
+
+@end

UI/MailerUI/UIxMailEditor.m

@@ -42,6 +42,7 @@
 #import <SOGo/NSDictionary+Utilities.h>
 #import <SOGo/NSString+Utilities.h>
 #import <SOGo/WOResourceManager+SOGo.h>
+#import <SOGo/NGMimeBodyPart+SOGo.h>
 #import <SOGoUI/UIxComponent.h>
 #import <Mailer/SOGoDraftObject.h>
 #import <Mailer/SOGoMailObject+Draft.h>
@@ -702,6 +703,34 @@ - (BOOL) hasAttachments
   return [[self attachmentAttrs] count] > 0 ? YES : NO;
 }
 
+/*
+ * This method replace cid images in body with base64 inline image data
+ */
+- (void) setBase64ImagesInText:(SOGoDraftObject *) draft
+{
+  NSString *contentId, *lText;
+  NGMimeBodyPart *mime;
+
+  if ([self isHTML] && [[draft fetchAttachmentAttrs] count] > 0) {
+        for (NSDictionary *draftFileAttachement in [draft fetchAttachmentAttrs]) {
+          mime = [draftFileAttachement objectForKey: @"part"];
+          if ([mime isImage]) {
+            contentId = [mime contentId];
+            contentId = [contentId stringByReplacingOccurrencesOfString: @"<" withString: @"cid:"];
+            contentId = [contentId stringByReplacingOccurrencesOfString: @">" withString: @""];
+
+            if ([[mime encoding] isEqualToString: @"base64"]) {
+              lText = [text stringByReplacingOccurrencesOfString: contentId 
+              withString: [NSString stringWithFormat: @"data:%@;base64,%@", 
+                [[mime contentType] stringValue], 
+                [NSString stringWithUTF8String: [[mime body] bytes]]]];
+              [self setText: lText];
+            }
+          }
+        }                  
+    }
+}
+
 - (id <WOActionResults>) editAction
 {
   id <WOActionResults> response;
@@ -720,7 +749,6 @@ - (BOOL) hasAttachments
   data = [NSMutableDictionary dictionaryWithObjectsAndKeys:
                               [self localeCode], @"locale",
                               [NSNumber numberWithBool: [self isHTML]], @"isHTML",
-                              text, @"text",
                               nil];
   if ((value = [self from]))
     [data setObject: value forKey: @"from"];
@@ -737,6 +765,10 @@ - (BOOL) hasAttachments
   if ((value = [self attachmentAttrs]))
     [data setObject: value forKey: @"attachmentAttrs"];
 
+  [self setBase64ImagesInText: co];
+  [data setObject: text forKey: @"text"];
+
+
   response = [self responseWithStatus: 200
                             andString: [data jsonRepresentation]];