381 lines
12 KiB
C++
381 lines
12 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2013 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program 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 of the License, or
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* (at your option) any later version.
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*
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* This program 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 GNU
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* 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., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "deviceoptions.h"
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#include "song.h"
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#include "localize.h"
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#include "settings.h"
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#include <QDir>
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#include <QUrl>
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#include <unistd.h>
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static QString cleanPath(const QString &path)
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{
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/* Unicode uses combining characters to form accented versions of other characters.
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* (Exception: Latin-1 table for compatibility with ASCII.)
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* Those can be found in the Unicode tables listed at:
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* http://en.wikipedia.org/w/index.php?title=Combining_character&oldid=255990982
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* Removing those characters removes accents. :) */
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QString result = path;
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// German umlauts
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result.replace(QChar(0x00e4), "ae").replace(QChar(0x00c4), "Ae");
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result.replace(QChar(0x00f6), "oe").replace(QChar(0x00d6), "Oe");
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result.replace(QChar(0x00fc), "ue").replace(QChar(0x00dc), "Ue");
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result.replace(QChar(0x00df), "ss");
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// other special cases
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result.replace(QChar(0x00C6), "AE");
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result.replace(QChar(0x00E6), "ae");
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result.replace(QChar(0x00D8), "OE");
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result.replace(QChar(0x00F8), "oe");
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// normalize in a form where accents are separate characters
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result = result.normalized(QString::NormalizationForm_D);
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// remove accents from table "Combining Diacritical Marks"
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for (int i = 0x0300; i <= 0x036F; i++) {
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result.remove(QChar(i));
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}
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return result;
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}
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static QString asciiPath(const QString &path)
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{
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QString result = path;
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for (int i = 0; i < result.length(); i++) {
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QChar c = result[ i ];
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if (c > QChar(0x7f) || c == QChar(0)) {
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c = '_';
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}
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result[ i ] = c;
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}
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return result;
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}
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QString vfatPath(const QString &path)
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{
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QString s = path;
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if (QDir::separator() == '/') {// we are on *nix, \ is a valid character in file or directory names, NOT the dir separator
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s.replace('\\', '_');
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} else {
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s.replace('/', '_'); // on windows we have to replace / instead
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}
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for (int i = 0; i < s.length(); i++) {
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QChar c = s[ i ];
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if (c < QChar(0x20) || c == QChar(0x7F) // 0x7F = 127 = DEL control character
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|| c=='*' || c=='?' || c=='<' || c=='>'
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|| c=='|' || c=='"' || c==':') {
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c = '_';
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} else if(c == '[') {
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c = '(';
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} else if (c == ']') {
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c = ')';
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}
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s[ i ] = c;
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}
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/* beware of reserved device names */
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uint len = s.length();
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if (len == 3 || (len > 3 && s[3] == '.')) {
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QString l = s.left(3).toLower();
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if(l=="aux" || l=="con" || l=="nul" || l=="prn")
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s = '_' + s;
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} else if (len == 4 || (len > 4 && s[4] == '.')) {
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QString l = s.left(3).toLower();
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QString d = s.mid(3,1);
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if ((l=="com" || l=="lpt") &&
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(d=="0" || d=="1" || d=="2" || d=="3" || d=="4" ||
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d=="5" || d=="6" || d=="7" || d=="8" || d=="9")) {
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s = '_' + s;
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}
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}
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// "clock$" is only allowed WITH extension, according to:
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// http://en.wikipedia.org/w/index.php?title=Filename&oldid=303934888#Comparison_of_file_name_limitations
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if (QString::compare(s, "clock$", Qt::CaseInsensitive) == 0) {
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s = '_' + s;
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}
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/* max path length of Windows API */
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s = s.left(255);
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/* whitespace at the end of folder/file names or extensions are bad */
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len = s.length();
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if (s[len-1] == ' ') {
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s[len-1] = '_';
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}
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int extensionIndex = s.lastIndexOf('.'); // correct trailing spaces in file name itself
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if ((s.length() > 1) && (extensionIndex > 0)) {
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if(s.at(extensionIndex - 1) == ' ') {
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s[extensionIndex - 1] = '_';
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}
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}
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for (int i = 1; i < s.length(); i++) {// correct trailing whitespace in folder names
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if ((s.at(i) == QDir::separator()) && (s.at(i - 1) == ' ')) {
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s[i - 1] = '_';
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}
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}
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return s;
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}
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static void manipulateThe(QString &str, bool reverse)
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{
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if (reverse)
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{
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if (!str.startsWith("the ", Qt::CaseInsensitive)) {
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return;
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}
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QString begin = str.left(3);
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str = str.append(", %1").arg(begin);
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str = str.mid(4);
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return;
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}
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if(!str.endsWith(", the", Qt::CaseInsensitive)) {
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return;
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}
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QString end = str.right(3);
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str = str.prepend("%1 ").arg(end);
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str.truncate(str.length() - end.length() - 2);
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}
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const QLatin1String DeviceOptions::constAlbumArtist("%albumartist%");
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const QLatin1String DeviceOptions::constAlbumTitle("%album%");
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const QLatin1String DeviceOptions::constTrackArtist("%artist%");
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const QLatin1String DeviceOptions::constTrackTitle("%title%");
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const QLatin1String DeviceOptions::constTrackArtistAndTitle("%artistandtitle%");
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const QLatin1String DeviceOptions::constTrackNumber("%track%");
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const QLatin1String DeviceOptions::constCdNumber("%discnumber%");
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const QLatin1String DeviceOptions::constGenre("%genre%");
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const QLatin1String DeviceOptions::constYear("%year%");
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#ifdef ENABLE_DEVICES_SUPPORT
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DeviceOptions::DeviceOptions(const QString &cvrName)
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#else
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DeviceOptions::DeviceOptions()
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#endif
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: scheme(constAlbumArtist+QChar('/')+
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constAlbumTitle+QChar('/')+
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constTrackNumber+QChar(' ')+
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constTrackTitle)
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, vfatSafe(true)
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, asciiOnly(false)
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, ignoreThe(false)
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, replaceSpaces(false)
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#ifdef ENABLE_DEVICES_SUPPORT
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, fixVariousArtists(false)
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, transcoderValue(0)
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, transcoderWhenDifferent(false)
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, useCache(true)
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, autoScan(false)
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, coverName(cvrName)
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, coverMaxSize(0)
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#endif
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{
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}
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static const QLatin1String constMpdGroup("mpd");
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bool DeviceOptions::isConfigured(const QString &group, bool isMpd)
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{
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#ifdef ENABLE_KDE_SUPPORT
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KConfigGroup grp(KGlobal::config(), !isMpd || group.isEmpty() || KGlobal::config()->hasGroup(group) ? group : constMpdGroup);
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return grp.hasKey("scheme");
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#else
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QSettings cfg;
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QString sep=group.isEmpty() ? QString() : ((-1==cfg.childGroups().indexOf(group) && isMpd ? constMpdGroup : group)+"/");
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return cfg.contains(sep+"scheme");
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#endif
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}
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void DeviceOptions::load(const QString &group, bool isMpd)
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{
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#ifdef ENABLE_KDE_SUPPORT
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KConfigGroup cfg(KGlobal::config(), !isMpd || group.isEmpty() || KGlobal::config()->hasGroup(group) ? group : constMpdGroup);
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#else
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QSettings cfg;
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cfg.beginGroup(!isMpd || group.isEmpty() || HAS_GROUP(group) ? group : constMpdGroup);
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#endif
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scheme=GET_STRING("scheme", scheme);
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vfatSafe=GET_BOOL("vfatSafe", vfatSafe);
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asciiOnly=GET_BOOL("asciiOnly", asciiOnly);
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ignoreThe=GET_BOOL("ignoreThe", ignoreThe);
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replaceSpaces=GET_BOOL("replaceSpaces", replaceSpaces);
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#ifdef ENABLE_DEVICES_SUPPORT
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if (!isMpd) {
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useCache=GET_BOOL("useCache", useCache);
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fixVariousArtists=GET_BOOL("fixVariousArtists", fixVariousArtists);
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coverName=GET_STRING("coverFileName", coverName);
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coverMaxSize=GET_INT("coverMaxSize", coverMaxSize);
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volumeId=GET_STRING("volumeId", volumeId);
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checkCoverSize();
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}
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transcoderCodec=GET_STRING("transcoderCodec", (isMpd ? "lame" : transcoderCodec));
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transcoderValue=GET_INT("transcoderValue", (isMpd ? 2 : transcoderValue));
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transcoderWhenDifferent=GET_BOOL("transcoderWhenDifferent", transcoderWhenDifferent);
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#endif
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}
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void DeviceOptions::save(const QString &group, bool isMpd, bool saveTrans)
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{
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#ifdef ENABLE_KDE_SUPPORT
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KConfigGroup cfg(KGlobal::config(), !isMpd || group.isEmpty() || KGlobal::config()->hasGroup(group) ? group : constMpdGroup);
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#else
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QSettings cfg;
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cfg.beginGroup(!isMpd || group.isEmpty() || HAS_GROUP(group) ? group : constMpdGroup);
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#endif
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SET_VALUE("scheme", scheme);
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SET_VALUE("vfatSafe", vfatSafe);
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SET_VALUE("asciiOnly", asciiOnly);
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SET_VALUE("ignoreThe", ignoreThe);
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SET_VALUE("replaceSpaces", replaceSpaces);
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#ifdef ENABLE_DEVICES_SUPPORT
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if (!isMpd) {
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SET_VALUE("useCache", useCache);
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SET_VALUE("fixVariousArtists", fixVariousArtists);
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SET_VALUE("coverFileName", coverName);
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SET_VALUE("coverMaxSize", coverMaxSize);
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SET_VALUE("volumeId", volumeId);
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}
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if (saveTrans) {
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SET_VALUE("transcoderCodec", transcoderCodec);
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SET_VALUE("transcoderValue", transcoderValue);
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SET_VALUE("transcoderWhenDifferent", transcoderWhenDifferent);
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}
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#else
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Q_UNUSED(saveTrans)
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#endif
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CFG_SYNC;
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#ifndef ENABLE_KDE_SUPPORT
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cfg.endGroup();
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#endif
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if (isMpd && HAS_GROUP(constMpdGroup)) {
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REMOVE_GROUP(constMpdGroup);
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}
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}
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QString DeviceOptions::clean(const QString &str) const
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{
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QString result(str);
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if (asciiOnly) {
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result = cleanPath(result);
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result = asciiPath(result);
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}
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result.simplified();
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if (replaceSpaces) {
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result.replace(QRegExp("\\s"), "_");
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}
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if (vfatSafe) {
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result = vfatPath(result);
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}
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result.replace('/', '-');
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return result;
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}
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Song DeviceOptions::clean(const Song &s) const
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{
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Song copy=s;
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if (ignoreThe) {
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manipulateThe(copy.albumartist, true);
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manipulateThe(copy.artist, true);
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}
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copy.albumartist=clean(copy.albumartist);
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copy.artist=clean(copy.artist);
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copy.album=clean(copy.album);
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copy.title=clean(copy.title);
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copy.genre=clean(copy.genre);
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return copy;
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}
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QString DeviceOptions::createFilename(const Song &s) const
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{
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QString path=scheme;
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static QStringList ignore;
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if (ignore.isEmpty()) {
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ignore << QLatin1String("%composer%")
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<< QLatin1String("%comment%")
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<< QLatin1String("%filetype%")
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<< QLatin1String("%ignore%")
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<< QLatin1String("%folder%")
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<< QLatin1String("%initial%");
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}
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foreach (const QString &i, ignore) {
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path.replace(i, QLatin1String(""));
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}
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Song copy=clean(s);
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path.replace(constAlbumArtist, copy.albumArtist());
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path.replace(constAlbumTitle, copy.album);
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path.replace(constTrackArtist, copy.artist);
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path.replace(constTrackTitle, copy.title);
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path.replace(constTrackArtistAndTitle, clean(copy.displayTitle()));
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QString track(QString::number(copy.track));
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if (copy.track<10) {
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track=QChar('0')+track;
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}
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path.replace(constTrackNumber, track);
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path.replace(constCdNumber, copy.disc<1 ? QLatin1String("") : QString::number(copy.disc));
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path.replace(constGenre, copy.genre.isEmpty() ? i18n("Unknown") : copy.genre);
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path.replace(constYear, copy.year<1 ? QLatin1String("") : QString::number(copy.year));
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// For songs about to be downloaded from streams, we hide the filetype in genre...
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if (s.file.startsWith("http:/")) {
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if (s.genre==QLatin1String("mp3") || s.genre==QLatin1String("ogg") || s.genre==QLatin1String("flac") || s.genre==QLatin1String("wav")) {
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path+='.'+s.genre;
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} else if (s.genre==QLatin1String("vbr")) {
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path+=QLatin1String(".mp3");
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} else {
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QString f=QUrl(s.file).path();
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int extPos=f.lastIndexOf('.');
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if (-1!=extPos) {
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path+=f.mid(extPos);
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}
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}
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} else {
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int extPos=s.file.lastIndexOf('.');
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if (-1!=extPos) {
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path+=s.file.mid(extPos);
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}
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}
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return path;
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}
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