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+/*
+ * filter_evolution.cpp
+ * Author : Simon MARTIN <simartin@users.sourceforge.net>
+ * Copyright (c) 2004 Simon MARTIN
+ *
+ * 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.
+ *
+ * This program 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 Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "filter_evolution.h"
+
+#include <config.h>
+#include <tdelocale.h>
+#include <tdefiledialog.h>
+#include <tdetempfile.h>
+
+
+/** Default constructor. */
+FilterEvolution::FilterEvolution(void) :
+ Filter(i18n("Import Evolution 1.x Local Mails and Folder Structure"),
+ "Simon MARTIN<br /><br />( Filter accelerated by Danny Kukawka )",
+ i18n("<p><b>Evolution 1.x import filter</b></p>"
+ "<p>Select the base directory of Evolution's mails (usually ~/evolution/local).</p>"
+ "<p>Since it is possible to recreate the folder structure, the folders "
+ "will be stored under: \"Evolution-Import\".</p>"))
+{}
+
+/** Destructor. */
+FilterEvolution::~FilterEvolution(void)
+{
+}
+
+/** Recursive import of Evolution's mboxes. */
+void FilterEvolution::import(FilterInfo *info)
+{
+ // We ask the user to choose Evolution's root directory.
+ TQString evolDir = TQDir::homeDirPath() + "/evolution/local";
+ TQDir d( evolDir );
+ if ( !d.exists() ) {
+ evolDir = TQDir::homeDirPath();
+ }
+
+ mailDir = KFileDialog::getExistingDirectory(evolDir, info->parent());
+
+ 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 == TQDir::homeDirPath() || mailDir == (TQDir::homeDirPath() + "/")) {
+ info->addLog(i18n("No files found for import."));
+ } else {
+ info->setOverall(0);
+ // Recursive import of the MBoxes.
+ TQDir dir(mailDir);
+ TQStringList rootSubDirs = dir.entryList("[^\\.]*", TQDir::Dirs, TQDir::Name); // Removal of . and ..
+ int currentDir = 1, numSubDirs = rootSubDirs.size();
+ for(TQStringList::Iterator filename = rootSubDirs.begin() ; filename != rootSubDirs.end() ; ++filename, ++currentDir) {
+ importDirContents(info, dir.filePath(*filename), *filename, TQString());
+ info->setOverall((int) ((float) currentDir / numSubDirs * 100));
+ }
+ }
+ info->addLog( i18n("Finished importing emails from %1").arg( mailDir ));
+ 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 FilterEvolution::importDirContents(FilterInfo *info, const TQString& dirName, const TQString& KMailRootDir, const TQString& KMailSubDir)
+{
+ // If there is a mbox, we import it
+ TQDir dir(dirName);
+ if(dir.exists("mbox")) {
+ importMBox(info, dirName + "/mbox", KMailRootDir, KMailSubDir);
+ }
+ // If there are subfolders, we import them one by one
+ if(dir.exists("subfolders")) {
+ TQDir subfolders(dirName + "/subfolders");
+ TQStringList subDirs = subfolders.entryList("[^\\.]*", TQDir::Dirs, TQDir::Name);
+ for(TQStringList::Iterator filename = subDirs.begin() ; filename != subDirs.end() ; ++filename) {
+ TQString 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 FilterEvolution::importMBox(FilterInfo *info, const TQString& mboxName, const TQString& rootDir, const TQString& targetDir)
+{
+ TQFile mbox(mboxName);
+ bool first_msg = true;
+ TQString tmp_from = mboxName;
+ if (!mbox.open(IO_ReadOnly)) {
+ info->alert(i18n("Unable to open %1, skipping").arg(mboxName));
+ } else {
+ TQFileInfo filenameInfo(mboxName);
+
+ info->setCurrent(0);
+ if( mboxName.length() > 20 ) {
+ TQString tmp_info = mboxName;
+ tmp_info = tmp_info.replace( mailDir, ".." );
+ if (tmp_info.contains("subfolders/"))
+ tmp_info.remove("subfolders/");
+ info->setFrom( tmp_info );
+ tmp_from = tmp_info;
+ } else
+ info->setFrom(mboxName);
+ if(targetDir.contains("subfolders/")) {
+ TQString tmp_info = targetDir;
+ tmp_info.remove("subfolders/");
+ info->setTo(tmp_info);
+ } else
+ info->setTo(targetDir);
+
+ info->addLog(i18n("Importing emails from %1...").arg(tmp_from));
+
+ TQByteArray input(MAX_LINE);
+ long l = 0;
+
+ while (!mbox.atEnd()) {
+ KTempFile tmp;
+ /* comment by Danny:
+ * Don't use TQTextStream to read from mbox, etter use TQDataStream. TQTextStream 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 TQTextStream to Unicode. By this you
+ * get Unicode/UTF-email but KMail can't detect the correct charset.
+ */
+ TQCString 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;
+
+ TQString destFolder = rootDir;
+ if(!targetDir.isNull()) {
+ destFolder = "Evolution-Import/" + destFolder + "/" + targetDir;
+ } else {
+ destFolder = "Evolution-Import/" + destFolder;
+ }
+
+ /* comment by Danny Kukawka:
+ * addMessage() == old function, need more time and check for duplicates
+ * addMessage_fastImport == new function, faster and no check for duplicates
+ */
+ 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()) return;
+ }
+
+ if (count_duplicates > 0) {
+ info->addLog( i18n("1 duplicate message not imported", "%n duplicate messages not imported", count_duplicates));
+ }
+ count_duplicates = 0;
+ mbox.close();
+ }
+}