summaryrefslogtreecommitdiffstats
path: root/kmailcvt/filter_thunderbird.cxx
blob: e5d71564cc837df0300ae1e86664395e5c195d41 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
/***************************************************************************
            filter_thunderbird.cxx  -  Thunderbird mail import
                             -------------------
    begin                : Januar 26 2005
    copyright            : (C) 2005 by Danny Kukawka
    email                : danny.kukawka@web.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   This program 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 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#include "filter_thunderbird.hxx"

#include <config.h>
#include <klocale.h>
#include <kfiledialog.h>
#include <ktempfile.h>


/** Default constructor. */
FilterThunderbird::FilterThunderbird(void) :
        Filter(i18n("Import Thunderbird/Mozilla Local Mails and Folder Structure"),
               "Danny Kukawka",
               i18n("<p><b>Thunderbird/Mozilla import filter</b></p>"
                    "<p>Select your base Thunderbird/Mozilla mailfolder"
                    " (usually ~/.thunderbird/*.default/Mail/Local Folders/).</p>"
                    "<p><b>Note:</b> Never choose a Folder which <u>does not</u> contain mbox-files (for example,"
                    " a maildir): if you do, you will get many new folders.</p>"
                    "<p>Since it is possible to recreate the folder structure, the folders "
                    "will be stored under: \"Thunderbird-Import\".</p>"))
{}

/** Destructor. */
FilterThunderbird::~FilterThunderbird(void)
{
    endImport();
}

/** Recursive import of Evolution's mboxes. */
void FilterThunderbird::import(FilterInfo *info)
{
    /**
     * We ask the user to choose Evolution's root directory. 
     * This should be usually ~/.thunderbird/xxxx.default/Mail/Local Folders/
     */
    QString thunderDir = QDir::homeDirPath() + "/.thunderbird/";
    QDir d( thunderDir );
    if ( !d.exists() ) {
        thunderDir = QDir::homeDirPath();
    }

    KFileDialog *kfd;
    kfd = new KFileDialog( thunderDir, "", 0, "kfiledialog", true );
    kfd->setMode(KFile::Directory | KFile::LocalOnly);
    kfd->exec();
    mailDir  = kfd->selectedFile();

    if (mailDir.isEmpty()) {
        info->alert(i18n("No directory selected."));
    }
    /**
     * If the user only select homedir no import needed because 
     * there should be no files and we surely import wrong files.
     */
    else if ( mailDir == QDir::homeDirPath() || mailDir == (QDir::homeDirPath() + "/")) {
        info->addLog(i18n("No files found for import."));
    } else {
        info->setOverall(0);

        /** Recursive import of the MailArchives */
        QDir dir(mailDir);
        QStringList rootSubDirs = dir.entryList("[^\\.]*", QDir::Dirs, QDir::Name); // Removal of . and ..
        int currentDir = 1, numSubDirs = rootSubDirs.size();
        for(QStringList::Iterator filename = rootSubDirs.begin() ; filename != rootSubDirs.end() ; ++filename, ++currentDir) {
            if(info->shouldTerminate()) break;
            importDirContents(info, dir.filePath(*filename), *filename, *filename);
            info->setOverall((int) ((float) currentDir / numSubDirs * 100));
        }

        /** import last but not least all archives from the root-dir */
        QDir importDir (mailDir);
        QStringList files = importDir.entryList("[^\\.]*", QDir::Files, QDir::Name);
        for ( QStringList::Iterator mailFile = files.begin(); mailFile != files.end(); ++mailFile) {
            if(info->shouldTerminate()) break;
            QString temp_mailfile = *mailFile;
            if (temp_mailfile.endsWith(".msf") || temp_mailfile.endsWith("msgFilterRules.dat")) {}
            else {
                info->addLog( i18n("Start import file %1...").arg( temp_mailfile ) );
                importMBox(info, mailDir + temp_mailfile , temp_mailfile, QString::null);
            }
        }

        info->addLog( i18n("Finished importing emails from %1").arg( mailDir ));
        if(count_duplicates > 0) {
            info->addLog( i18n("1 duplicate message not imported", "%n duplicate messages not imported", count_duplicates));
        }
    }
    if (info->shouldTerminate()) info->addLog( i18n("Finished import, canceled by user."));
    info->setCurrent(100);
    info->setOverall(100);
}

/**
 * Import of a directory contents.
 * @param info Information storage for the operation.
 * @param dirName The name of the directory to import.
 * @param KMailRootDir The directory's root directory in KMail's folder structure.
 * @param KMailSubDir The directory's direct ancestor in KMail's folder structure.
 */
void FilterThunderbird::importDirContents(FilterInfo *info, const QString& dirName, const QString& KMailRootDir, const QString& KMailSubDir)
{
    if(info->shouldTerminate()) return;
    /** Here Import all archives in the current dir */
    QDir dir(dirName);

    QDir importDir (dirName);
    QStringList files = importDir.entryList("[^\\.]*", QDir::Files, QDir::Name);
    for ( QStringList::Iterator mailFile = files.begin(); mailFile != files.end(); ++mailFile) {
        if(info->shouldTerminate()) break;
        QString temp_mailfile = *mailFile;
        if (temp_mailfile.endsWith(".msf") || temp_mailfile.endsWith("msgFilterRules.dat")) {}
        else {
            info->addLog( i18n("Start import file %1...").arg( temp_mailfile ) );
            importMBox(info, (dirName + "/" + temp_mailfile) , KMailRootDir, KMailSubDir);
        }
    }

    /** If there are subfolders, we import them one by one */
    QDir subfolders(dirName);
    QStringList subDirs = subfolders.entryList("[^\\.]*", QDir::Dirs, QDir::Name);
    for(QStringList::Iterator filename = subDirs.begin() ; filename != subDirs.end() ; ++filename) {
        if(info->shouldTerminate()) break;
        QString kSubDir;
        if(!KMailSubDir.isNull()) {
            kSubDir = KMailSubDir + "/" + *filename;
        } else {
            kSubDir = *filename;
        }
        importDirContents(info, subfolders.filePath(*filename), KMailRootDir, kSubDir);
    }
}

/**
 * Import of a MBox file.
 * @param info Information storage for the operation.
 * @param dirName The MBox's name.
 * @param KMailRootDir The directory's root directory in KMail's folder structure.
 * @param KMailSubDir The directory's equivalent in KMail's folder structure. *
 */
void FilterThunderbird::importMBox(FilterInfo *info, const QString& mboxName, const QString& rootDir, const QString& targetDir)
{
    QFile mbox(mboxName);
    bool first_msg = true;
    if (!mbox.open(IO_ReadOnly)) {
        info->alert(i18n("Unable to open %1, skipping").arg(mboxName));
    } else {
        QFileInfo filenameInfo(mboxName);

        info->setCurrent(0);
        if( mboxName.length() > 20 ) {
            QString tmp_info = mboxName;
            tmp_info = tmp_info.replace( mailDir, "../" );
            if (tmp_info.contains(".sbd"))
                tmp_info.remove(".sbd");
            info->setFrom( tmp_info );
        } else
            info->setFrom(mboxName);
        if(targetDir.contains(".sbd")) {
            QString tmp_info = targetDir;
            tmp_info.remove(".sbd");
            info->setTo(tmp_info);
        } else
            info->setTo(targetDir);

        QByteArray input(MAX_LINE);
        long l = 0;

        while (!mbox.atEnd()) {
            KTempFile tmp;
            /** @todo check if the file is really a mbox, maybe search for 'from' string at start */
            /* comment by Danny:
            * Don't use QTextStream to read from mbox, etter use QDataStream. QTextStream only 
            * support Unicode/Latin1/Locale. So you lost information from emails with 
            * charset!=Unicode/Latin1/Locale (e.g. KOI8-R) and Content-Transfer-Encoding != base64 
            * (e.g. 8Bit). It also not help to convert the QTextStream to Unicode. By this you
            * get Unicode/UTF-email but KMail can't detect the correct charset.
            */
            QCString seperate;

            if(!first_msg)
                tmp.file()->writeBlock( input, l );
            l = mbox.readLine( input.data(),MAX_LINE); // read the first line, prevent "From "
            tmp.file()->writeBlock( input, l );

            while ( ! mbox.atEnd() &&  (l = mbox.readLine(input.data(),MAX_LINE)) && ((seperate = input.data()).left(5) != "From ")) {
                tmp.file()->writeBlock( input, l );
            }
            tmp.close();
            first_msg = false;

            QString destFolder;
            QString _targetDir = targetDir;
            if(!targetDir.isNull()) {
                if(_targetDir.contains(".sbd"))
                    _targetDir.remove(".sbd");
                destFolder += "Thunderbird-Import/" + _targetDir + "/" + filenameInfo.baseName(TRUE);// mboxName;
            } else {
                destFolder = "Thunderbird-Import/" + rootDir;
                if(destFolder.contains(".sbd"))
                    destFolder.remove(".sbd");
            }

            if(info->removeDupMsg)
                addMessage( info, destFolder, tmp.name() );
            else
                addMessage_fastImport( info, destFolder, tmp.name() );

            tmp.unlink();
            int currentPercentage = (int) (((float) mbox.at() / filenameInfo.size()) * 100);
            info->setCurrent(currentPercentage);
            if (info->shouldTerminate()) {
                mbox.close();
                return;
            }
        }
        mbox.close();
    }
}