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Copy pathtag_editor.cpp
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1225 lines (1119 loc) · 32.3 KB
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/***************************************************************************
* Copyright (C) 2008-2014 by Andrzej Rybczak *
* *
* 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 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 St, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include "tag_editor.h"
#ifdef HAVE_TAGLIB_H
#include <boost/bind.hpp>
#include <boost/locale/conversion.hpp>
#include <algorithm>
#include <fstream>
#include "actions.h"
#include "browser.h"
#include "charset.h"
#include "display.h"
#include "global.h"
#include "helpers.h"
#include "playlist.h"
#include "song_info.h"
#include "statusbar.h"
#include "utility/comparators.h"
#include "title.h"
#include "tags.h"
#include "screen_switcher.h"
using Global::myScreen;
using Global::MainHeight;
using Global::MainStartY;
TagEditor *myTagEditor;
namespace {//
size_t LeftColumnWidth;
size_t LeftColumnStartX;
size_t MiddleColumnWidth;
size_t MiddleColumnStartX;
size_t RightColumnWidth;
size_t RightColumnStartX;
size_t FParserDialogWidth;
size_t FParserDialogHeight;
size_t FParserWidth;
size_t FParserWidthOne;
size_t FParserWidthTwo;
size_t FParserHeight;
std::list<std::string> Patterns;
std::string PatternsFile = "patterns.list";
bool isAnyModified(const NC::Menu<MPD::MutableSong> &m);
std::string CapitalizeFirstLetters(const std::string &s);
void CapitalizeFirstLetters(MPD::MutableSong &s);
void LowerAllLetters(MPD::MutableSong &s);
void GetPatternList();
void SavePatternList();
MPD::MutableSong::SetFunction IntoSetFunction(char c);
std::string GenerateFilename(const MPD::MutableSong &s, const std::string &pattern);
std::string ParseFilename(MPD::MutableSong &s, std::string mask, bool preview);
std::string SongToString(const MPD::MutableSong &s);
bool DirEntryMatcher(const boost::regex &rx, const std::pair<std::string, std::string> &dir, bool filter);
bool SongEntryMatcher(const boost::regex &rx, const MPD::MutableSong &s);
}
TagEditor::TagEditor() : FParser(0), FParserHelper(0), FParserLegend(0), FParserPreview(0), itsBrowsedDir("/")
{
PatternsFile = Config.ncmpcpp_directory + "patterns.list";
SetDimensions(0, COLS);
Dirs = new NC::Menu< std::pair<std::string, std::string> >(0, MainStartY, LeftColumnWidth, MainHeight, Config.titles_visibility ? "Directories" : "", Config.main_color, NC::Border::None);
Dirs->setHighlightColor(Config.active_column_color);
Dirs->cyclicScrolling(Config.use_cyclic_scrolling);
Dirs->centeredCursor(Config.centered_cursor);
Dirs->setItemDisplayer([](NC::Menu<std::pair<std::string, std::string>> &menu) {
menu << Charset::utf8ToLocale(menu.drawn()->value().first);
});
TagTypes = new NC::Menu<std::string>(MiddleColumnStartX, MainStartY, MiddleColumnWidth, MainHeight, Config.titles_visibility ? "Tag types" : "", Config.main_color, NC::Border::None);
TagTypes->setHighlightColor(Config.main_highlight_color);
TagTypes->cyclicScrolling(Config.use_cyclic_scrolling);
TagTypes->centeredCursor(Config.centered_cursor);
TagTypes->setItemDisplayer([](NC::Menu<std::string> &menu) {
menu << Charset::utf8ToLocale(menu.drawn()->value());
});
for (const SongInfo::Metadata *m = SongInfo::Tags; m->Name; ++m)
TagTypes->addItem(m->Name);
TagTypes->addSeparator();
TagTypes->addItem("Filename");
TagTypes->addSeparator();
if (Config.titles_visibility)
{
TagTypes->addItem("Options", 1, 1);
TagTypes->addSeparator();
}
TagTypes->addItem("Capitalize First Letters");
TagTypes->addItem("lower all letters");
TagTypes->addSeparator();
TagTypes->addItem("Reset");
TagTypes->addItem("Save");
Tags = new NC::Menu<MPD::MutableSong>(RightColumnStartX, MainStartY, RightColumnWidth, MainHeight, Config.titles_visibility ? "Tags" : "", Config.main_color, NC::Border::None);
Tags->setHighlightColor(Config.main_highlight_color);
Tags->cyclicScrolling(Config.use_cyclic_scrolling);
Tags->centeredCursor(Config.centered_cursor);
Tags->setSelectedPrefix(Config.selected_item_prefix);
Tags->setSelectedSuffix(Config.selected_item_suffix);
Tags->setItemDisplayer(Display::Tags);
auto parser_display = [](NC::Menu<std::string> &menu) {
menu << Charset::utf8ToLocale(menu.drawn()->value());
};
FParserDialog = new NC::Menu<std::string>((COLS-FParserDialogWidth)/2, (MainHeight-FParserDialogHeight)/2+MainStartY, FParserDialogWidth, FParserDialogHeight, "", Config.main_color, Config.window_border);
FParserDialog->cyclicScrolling(Config.use_cyclic_scrolling);
FParserDialog->centeredCursor(Config.centered_cursor);
FParserDialog->setItemDisplayer(parser_display);
FParserDialog->addItem("Get tags from filename");
FParserDialog->addItem("Rename files");
FParserDialog->addItem("Cancel");
FParser = new NC::Menu<std::string>((COLS-FParserWidth)/2, (MainHeight-FParserHeight)/2+MainStartY, FParserWidthOne, FParserHeight, "_", Config.main_color, Config.active_window_border);
FParser->cyclicScrolling(Config.use_cyclic_scrolling);
FParser->centeredCursor(Config.centered_cursor);
FParser->setItemDisplayer(parser_display);
FParserLegend = new NC::Scrollpad((COLS-FParserWidth)/2+FParserWidthOne, (MainHeight-FParserHeight)/2+MainStartY, FParserWidthTwo, FParserHeight, "Legend", Config.main_color, Config.window_border);
FParserPreview = new NC::Scrollpad((COLS-FParserWidth)/2+FParserWidthOne, (MainHeight-FParserHeight)/2+MainStartY, FParserWidthTwo, FParserHeight, "Preview", Config.main_color, Config.window_border);
w = Dirs;
}
void TagEditor::SetDimensions(size_t x_offset, size_t width)
{
MiddleColumnWidth = std::min(26, COLS-2);
LeftColumnStartX = x_offset;
LeftColumnWidth = (width-MiddleColumnWidth)/2;
MiddleColumnStartX = LeftColumnStartX+LeftColumnWidth+1;
RightColumnWidth = width-LeftColumnWidth-MiddleColumnWidth-2;
RightColumnStartX = MiddleColumnStartX+MiddleColumnWidth+1;
FParserDialogWidth = std::min(30, COLS);
FParserDialogHeight = std::min(size_t(5), MainHeight);
FParserWidth = width*0.9;
FParserHeight = std::min(size_t(LINES*0.8), MainHeight);
FParserWidthOne = FParserWidth/2;
FParserWidthTwo = FParserWidth-FParserWidthOne;
}
void TagEditor::resize()
{
size_t x_offset, width;
getWindowResizeParams(x_offset, width);
SetDimensions(x_offset, width);
Dirs->resize(LeftColumnWidth, MainHeight);
TagTypes->resize(MiddleColumnWidth, MainHeight);
Tags->resize(RightColumnWidth, MainHeight);
FParserDialog->resize(FParserDialogWidth, FParserDialogHeight);
FParser->resize(FParserWidthOne, FParserHeight);
FParserLegend->resize(FParserWidthTwo, FParserHeight);
FParserPreview->resize(FParserWidthTwo, FParserHeight);
Dirs->moveTo(LeftColumnStartX, MainStartY);
TagTypes->moveTo(MiddleColumnStartX, MainStartY);
Tags->moveTo(RightColumnStartX, MainStartY);
FParserDialog->moveTo(x_offset+(width-FParserDialogWidth)/2, (MainHeight-FParserDialogHeight)/2+MainStartY);
FParser->moveTo(x_offset+(width-FParserWidth)/2, (MainHeight-FParserHeight)/2+MainStartY);
FParserLegend->moveTo(x_offset+(width-FParserWidth)/2+FParserWidthOne, (MainHeight-FParserHeight)/2+MainStartY);
FParserPreview->moveTo(x_offset+(width-FParserWidth)/2+FParserWidthOne, (MainHeight-FParserHeight)/2+MainStartY);
hasToBeResized = 0;
}
std::wstring TagEditor::title()
{
return L"Tag editor";
}
void TagEditor::switchTo()
{
SwitchTo::execute(this);
drawHeader();
refresh();
}
void TagEditor::refresh()
{
Dirs->display();
drawSeparator(MiddleColumnStartX-1);
TagTypes->display();
drawSeparator(RightColumnStartX-1);
Tags->display();
if (w == FParserDialog)
{
FParserDialog->display();
}
else if (w == FParser || w == FParserHelper)
{
FParser->display();
FParserHelper->display();
}
}
void TagEditor::update()
{
if (Dirs->reallyEmpty())
{
Dirs->Window::clear();
Tags->clear();
if (itsBrowsedDir != "/")
Dirs->addItem(std::make_pair("..", getParentDirectory(itsBrowsedDir)));
else
Dirs->addItem(std::make_pair(".", "/"));
Mpd.GetDirectories(itsBrowsedDir, [this](std::string directory) {
Dirs->addItem(std::make_pair(getBasename(directory), directory));
if (directory == itsHighlightedDir)
Dirs->highlight(Dirs->size()-1);
});
std::sort(Dirs->beginV()+1, Dirs->endV(),
LocaleBasedSorting(std::locale(), Config.ignore_leading_the));
Dirs->display();
}
if (Tags->reallyEmpty())
{
Tags->reset();
Mpd.GetSongs(Dirs->current().value().second, [this](MPD::Song s) {
Tags->addItem(s);
});
std::sort(Tags->beginV(), Tags->endV(),
LocaleBasedSorting(std::locale(), Config.ignore_leading_the));
Tags->refresh();
}
if (w == TagTypes && TagTypes->choice() < 13)
{
Tags->refresh();
}
else if (TagTypes->choice() >= 13)
{
Tags->Window::clear();
Tags->Window::refresh();
}
}
void TagEditor::enterPressed()
{
using Global::wFooter;
if (w == Dirs)
{
bool has_subdirs = false;
Mpd.GetDirectories(Dirs->current().value().second, [&has_subdirs](std::string) {
has_subdirs = true;
});
if (has_subdirs)
{
itsHighlightedDir = itsBrowsedDir;
itsBrowsedDir = Dirs->current().value().second;
Dirs->clear();
Dirs->reset();
}
else
Statusbar::print("No subdirectories found");
}
else if (w == FParserDialog)
{
size_t choice = FParserDialog->choice();
if (choice == 2) // cancel
{
w = TagTypes;
refresh();
return;
}
GetPatternList();
// prepare additional windows
FParserLegend->clear();
*FParserLegend << "%a - artist\n";
*FParserLegend << "%A - album artist\n";
*FParserLegend << "%t - title\n";
*FParserLegend << "%b - album\n";
*FParserLegend << "%y - date\n";
*FParserLegend << "%n - track number\n";
*FParserLegend << "%g - genre\n";
*FParserLegend << "%c - composer\n";
*FParserLegend << "%p - performer\n";
*FParserLegend << "%d - disc\n";
*FParserLegend << "%C - comment\n\n";
*FParserLegend << NC::Format::Bold << "Files:\n" << NC::Format::NoBold;
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
*FParserLegend << Config.color2 << " * " << NC::Color::End << (*it)->getName() << '\n';
FParserLegend->flush();
if (!Patterns.empty())
Config.pattern = Patterns.front();
FParser->clear();
FParser->reset();
FParser->addItem("Pattern: " + Config.pattern);
FParser->addItem("Preview");
FParser->addItem("Legend");
FParser->addSeparator();
FParser->addItem("Proceed");
FParser->addItem("Cancel");
if (!Patterns.empty())
{
FParser->addSeparator();
FParser->addItem("Recent patterns", 1, 1);
FParser->addSeparator();
for (std::list<std::string>::const_iterator it = Patterns.begin(); it != Patterns.end(); ++it)
FParser->addItem(*it);
}
FParser->setTitle(choice == 0 ? "Get tags from filename" : "Rename files");
w = FParser;
FParserUsePreview = 1;
FParserHelper = FParserLegend;
FParserHelper->display();
}
else if (w == FParser)
{
bool quit = 0;
size_t pos = FParser->choice();
if (pos == 4) // save
FParserUsePreview = 0;
if (pos == 0) // change pattern
{
Statusbar::lock();
Statusbar::put() << "Pattern: ";
std::string new_pattern = wFooter->getString(Config.pattern);
Statusbar::unlock();
if (!new_pattern.empty())
{
Config.pattern = new_pattern;
FParser->at(0).value() = "Pattern: ";
FParser->at(0).value() += Config.pattern;
}
}
else if (pos == 1 || pos == 4) // preview or proceed
{
bool success = 1;
Statusbar::print("Parsing...");
FParserPreview->clear();
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
{
MPD::MutableSong &s = **it;
if (FParserDialog->choice() == 0) // get tags from filename
{
if (FParserUsePreview)
{
*FParserPreview << NC::Format::Bold << s.getName() << ":\n" << NC::Format::NoBold;
*FParserPreview << ParseFilename(s, Config.pattern, FParserUsePreview) << '\n';
}
else
ParseFilename(s, Config.pattern, FParserUsePreview);
}
else // rename files
{
std::string file = s.getName();
size_t last_dot = file.rfind(".");
std::string extension = file.substr(last_dot);
std::string new_file = GenerateFilename(s, "{" + Config.pattern + "}");
if (new_file.empty() && !FParserUsePreview)
{
Statusbar::printf("File \"%1%\" would have an empty name", s.getName());
FParserUsePreview = 1;
success = 0;
}
if (!FParserUsePreview)
s.setNewName(new_file + extension);
*FParserPreview << file << Config.color2 << " -> " << NC::Color::End;
if (new_file.empty())
*FParserPreview << Config.empty_tags_color << Config.empty_tag << NC::Color::End;
else
*FParserPreview << new_file << extension;
*FParserPreview << "\n\n";
if (!success)
break;
}
}
if (FParserUsePreview)
{
FParserHelper = FParserPreview;
FParserHelper->flush();
FParserHelper->display();
}
else if (success)
{
Patterns.remove(Config.pattern);
Patterns.insert(Patterns.begin(), Config.pattern);
quit = 1;
}
if (pos != 4 || success)
Statusbar::print("Operation finished");
}
else if (pos == 2) // show legend
{
FParserHelper = FParserLegend;
FParserHelper->display();
}
else if (pos == 5) // cancel
{
quit = 1;
}
else // list of patterns
{
Config.pattern = FParser->current().value();
FParser->at(0).value() = "Pattern: " + Config.pattern;
}
if (quit)
{
SavePatternList();
w = TagTypes;
refresh();
return;
}
}
if ((w != TagTypes && w != Tags) || Tags->empty()) // after this point we start dealing with tags
return;
EditedSongs.clear();
// if there are selected songs, perform operations only on them
if (hasSelected(Tags->begin(), Tags->end()))
{
for (auto it = Tags->begin(); it != Tags->end(); ++it)
if (it->isSelected())
EditedSongs.push_back(&it->value());
}
else
{
for (auto it = Tags->begin(); it != Tags->end(); ++it)
EditedSongs.push_back(&it->value());
}
size_t id = TagTypes->choice();
if (w == TagTypes && id == 5)
{
bool yes = Actions::askYesNoQuestion("Number tracks?", Status::trace);
if (yes)
{
auto it = EditedSongs.begin();
for (unsigned i = 1; i <= EditedSongs.size(); ++i, ++it)
{
if (Config.tag_editor_extended_numeration)
(*it)->setTrack(boost::lexical_cast<std::string>(i) + "/" + boost::lexical_cast<std::string>(EditedSongs.size()));
else
(*it)->setTrack(boost::lexical_cast<std::string>(i));
}
Statusbar::print("Tracks numbered");
}
else
Statusbar::print("Aborted");
return;
}
if (id < 11)
{
MPD::Song::GetFunction get = SongInfo::Tags[id].Get;
MPD::MutableSong::SetFunction set = SongInfo::Tags[id].Set;
if (id > 0 && w == TagTypes)
{
Statusbar::lock();
Statusbar::put() << NC::Format::Bold << TagTypes->current().value() << NC::Format::NoBold << ": ";
std::string new_tag = wFooter->getString(Tags->current().value().getTags(get, Config.tags_separator));
Statusbar::unlock();
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
(*it)->setTags(set, new_tag, Config.tags_separator);
}
else if (w == Tags)
{
Statusbar::lock();
Statusbar::put() << NC::Format::Bold << TagTypes->current().value() << NC::Format::NoBold << ": ";
std::string new_tag = wFooter->getString(Tags->current().value().getTags(get, Config.tags_separator));
Statusbar::unlock();
if (new_tag != Tags->current().value().getTags(get, Config.tags_separator))
Tags->current().value().setTags(set, new_tag, Config.tags_separator);
Tags->scroll(NC::Scroll::Down);
}
}
else
{
if (id == 12) // filename related options
{
if (w == TagTypes)
{
FParserDialog->reset();
w = FParserDialog;
}
else if (w == Tags)
{
MPD::MutableSong &s = Tags->current().value();
std::string old_name = s.getNewName().empty() ? s.getName() : s.getNewName();
size_t last_dot = old_name.rfind(".");
std::string extension = old_name.substr(last_dot);
old_name = old_name.substr(0, last_dot);
Statusbar::lock();
Statusbar::put() << NC::Format::Bold << "New filename: " << NC::Format::NoBold;
std::string new_name = wFooter->getString(old_name);
Statusbar::unlock();
if (!new_name.empty())
s.setNewName(new_name + extension);
Tags->scroll(NC::Scroll::Down);
}
}
else if (id == TagTypes->size()-5) // capitalize first letters
{
Statusbar::print("Processing...");
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
CapitalizeFirstLetters(**it);
Statusbar::print("Done");
}
else if (id == TagTypes->size()-4) // lower all letters
{
Statusbar::print("Processing...");
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
LowerAllLetters(**it);
Statusbar::print("Done");
}
else if (id == TagTypes->size()-2) // reset
{
for (auto it = Tags->beginV(); it != Tags->endV(); ++it)
it->clearModifications();
Statusbar::print("Changes reset");
}
else if (id == TagTypes->size()-1) // save
{
bool success = 1;
Statusbar::print("Writing changes...");
for (auto it = EditedSongs.begin(); it != EditedSongs.end(); ++it)
{
Statusbar::printf("Writing tags in \"%1%\"...", (*it)->getName());
if (!Tags::write(**it))
{
const char msg[] = "Error while writing tags in \"%1%\"";
Statusbar::printf(msg, wideShorten((*it)->getURI(), COLS-const_strlen(msg)).c_str());
success = 0;
break;
}
}
if (success)
{
Statusbar::print("Tags updated");
TagTypes->setHighlightColor(Config.main_highlight_color);
TagTypes->reset();
w->refresh();
w = Dirs;
Dirs->setHighlightColor(Config.active_column_color);
Mpd.UpdateDirectory(getSharedDirectory(Tags->beginV(), Tags->endV()));
}
else
Tags->clear();
}
}
}
void TagEditor::spacePressed()
{
if (w == Tags && !Tags->empty())
{
Tags->current().setSelected(!Tags->current().isSelected());
w->scroll(NC::Scroll::Down);
}
}
void TagEditor::mouseButtonPressed(MEVENT me)
{
auto tryPreviousColumn = [this]() -> bool {
bool result = true;
if (w != Dirs)
{
if (previousColumnAvailable())
previousColumn();
else
result = false;
}
return result;
};
auto tryNextColumn = [this]() -> bool {
bool result = true;
if (w != Tags)
{
if (nextColumnAvailable())
nextColumn();
else
result = false;
}
return result;
};
if (w == FParserDialog)
{
if (FParserDialog->hasCoords(me.x, me.y))
{
if (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED))
{
FParserDialog->Goto(me.y);
if (me.bstate & BUTTON3_PRESSED)
enterPressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
}
}
else if (w == FParser || w == FParserHelper)
{
if (FParser->hasCoords(me.x, me.y))
{
if (w != FParser)
{
if (previousColumnAvailable())
previousColumn();
else
return;
}
if (size_t(me.y) < FParser->size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
FParser->Goto(me.y);
if (me.bstate & BUTTON3_PRESSED)
enterPressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
}
else if (FParserHelper->hasCoords(me.x, me.y))
{
if (w != FParserHelper)
{
if (nextColumnAvailable())
nextColumn();
else
return;
}
scrollpadMouseButtonPressed(*FParserHelper, me);
}
}
else if (!Dirs->empty() && Dirs->hasCoords(me.x, me.y))
{
if (!tryPreviousColumn() || !tryPreviousColumn())
return;
if (size_t(me.y) < Dirs->size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Dirs->Goto(me.y);
if (me.bstate & BUTTON1_PRESSED)
enterPressed();
else
spacePressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
Tags->clear();
}
else if (!TagTypes->empty() && TagTypes->hasCoords(me.x, me.y))
{
if (w != TagTypes)
{
bool success;
if (w == Dirs)
success = tryNextColumn();
else
success = tryPreviousColumn();
if (!success)
return;
}
if (size_t(me.y) < TagTypes->size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
if (!TagTypes->Goto(me.y))
return;
TagTypes->refresh();
Tags->refresh();
if (me.bstate & BUTTON3_PRESSED)
enterPressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
}
else if (!Tags->empty() && Tags->hasCoords(me.x, me.y))
{
if (!tryNextColumn() || !tryNextColumn())
return;
if (size_t(me.y) < Tags->size() && (me.bstate & (BUTTON1_PRESSED | BUTTON3_PRESSED)))
{
Tags->Goto(me.y);
Tags->refresh();
if (me.bstate & BUTTON3_PRESSED)
enterPressed();
}
else
Screen<WindowType>::mouseButtonPressed(me);
}
}
/***********************************************************************/
bool TagEditor::allowsFiltering()
{
return w == Dirs || w == Tags;
}
std::string TagEditor::currentFilter()
{
std::string filter;
if (w == Dirs)
filter = RegexFilter< std::pair<std::string, std::string> >::currentFilter(*Dirs);
else if (w == Tags)
filter = RegexFilter<MPD::MutableSong>::currentFilter(*Tags);
return filter;
}
void TagEditor::applyFilter(const std::string &filter)
{
if (filter.empty())
{
if (w == Dirs)
{
Dirs->clearFilter();
Dirs->clearFilterResults();
}
else if (w == Tags)
{
Tags->clearFilter();
Tags->clearFilterResults();
}
return;
}
try
{
if (w == Dirs)
{
Dirs->showAll();
auto fun = boost::bind(DirEntryMatcher, _1, _2, true);
auto rx = RegexFilter< std::pair<std::string, std::string> >(
boost::regex(filter, Config.regex_type), fun);
Dirs->filter(Dirs->begin(), Dirs->end(), rx);
}
else if (w == Tags)
{
Tags->showAll();
auto rx = RegexFilter<MPD::MutableSong>(
boost::regex(filter, Config.regex_type), SongEntryMatcher);
Tags->filter(Tags->begin(), Tags->end(), rx);
}
}
catch (boost::bad_expression &) { }
}
/***********************************************************************/
bool TagEditor::allowsSearching()
{
return w == Dirs || w == Tags;
}
bool TagEditor::search(const std::string &constraint)
{
if (constraint.empty())
{
if (w == Dirs)
Dirs->clearSearchResults();
else if (w == Tags)
Tags->clearSearchResults();
return false;
}
try
{
bool result = false;
if (w == Dirs)
{
auto fun = boost::bind(DirEntryMatcher, _1, _2, false);
auto rx = RegexFilter< std::pair<std::string, std::string> >(
boost::regex(constraint, Config.regex_type), fun);
result = Dirs->search(Dirs->begin(), Dirs->end(), rx);
}
else if (w == Tags)
{
auto rx = RegexFilter<MPD::MutableSong>(
boost::regex(constraint, Config.regex_type), SongEntryMatcher);
result = Tags->search(Tags->begin(), Tags->end(), rx);
}
return result;
}
catch (boost::bad_expression &)
{
return false;
}
}
void TagEditor::nextFound(bool wrap)
{
if (w == Dirs)
Dirs->nextFound(wrap);
else if (w == Tags)
Tags->nextFound(wrap);
}
void TagEditor::prevFound(bool wrap)
{
if (w == Dirs)
Dirs->prevFound(wrap);
else if (w == Tags)
Tags->prevFound(wrap);
}
/***********************************************************************/
ProxySongList TagEditor::proxySongList()
{
auto ptr = ProxySongList();
if (w == Tags)
ptr = ProxySongList(*Tags, [](NC::Menu<MPD::MutableSong>::Item &item) {
return &item.value();
});
return ptr;
}
bool TagEditor::allowsSelection()
{
return w == Tags;
}
void TagEditor::reverseSelection()
{
if (w == Tags)
reverseSelectionHelper(Tags->begin(), Tags->end());
}
MPD::SongList TagEditor::getSelectedSongs()
{
MPD::SongList result;
if (w == Tags)
{
for (auto it = Tags->begin(); it != Tags->end(); ++it)
if (it->isSelected())
result.push_back(it->value());
// if no song was selected, add current one
if (result.empty() && !Tags->empty())
result.push_back(Tags->current().value());
}
return result;
}
/***********************************************************************/
bool TagEditor::previousColumnAvailable()
{
bool result = false;
if (w == Tags)
{
if (!TagTypes->reallyEmpty() && !Dirs->reallyEmpty())
result = true;
}
else if (w == TagTypes)
{
if (!Dirs->reallyEmpty())
result = ifAnyModifiedAskForDiscarding();
}
else if (w == FParserHelper)
result = true;
return result;
}
void TagEditor::previousColumn()
{
if (w == Tags)
{
Tags->setHighlightColor(Config.main_highlight_color);
w->refresh();
w = TagTypes;
TagTypes->setHighlightColor(Config.active_column_color);
}
else if (w == TagTypes)
{
TagTypes->setHighlightColor(Config.main_highlight_color);
w->refresh();
w = Dirs;
Dirs->setHighlightColor(Config.active_column_color);
}
else if (w == FParserHelper)
{
FParserHelper->setBorder(Config.window_border);
FParserHelper->display();
w = FParser;
FParser->setBorder(Config.active_window_border);
FParser->display();
}
}
bool TagEditor::nextColumnAvailable()
{
bool result = false;
if (w == Dirs)
{
if (!TagTypes->reallyEmpty() && !Tags->reallyEmpty())
result = true;
}
else if (w == TagTypes)
{
if (!Tags->reallyEmpty())
result = true;
}
else if (w == FParser)
result = true;
return result;
}
void TagEditor::nextColumn()
{
if (w == Dirs)
{
Dirs->setHighlightColor(Config.main_highlight_color);
w->refresh();
w = TagTypes;
TagTypes->setHighlightColor(Config.active_column_color);
}
else if (w == TagTypes && TagTypes->choice() < 13 && !Tags->reallyEmpty())
{
TagTypes->setHighlightColor(Config.main_highlight_color);
w->refresh();
w = Tags;
Tags->setHighlightColor(Config.active_column_color);
}
else if (w == FParser)
{
FParser->setBorder(Config.window_border);
FParser->display();
w = FParserHelper;
FParserHelper->setBorder(Config.active_window_border);
FParserHelper->display();
}
}
/***********************************************************************/
bool TagEditor::ifAnyModifiedAskForDiscarding()
{
bool result = true;
if (isAnyModified(*Tags))
result = Actions::askYesNoQuestion("There are pending changes, are you sure?", Status::trace);
return result;
}
void TagEditor::LocateSong(const MPD::Song &s)
{
if (myScreen == this)
return;
if (s.getDirectory().empty())
return;
if (Global::myScreen != this)
switchTo();
// go to right directory
if (itsBrowsedDir != s.getDirectory())
{
itsBrowsedDir = s.getDirectory();
size_t last_slash = itsBrowsedDir.rfind('/');
if (last_slash != std::string::npos)
itsBrowsedDir = itsBrowsedDir.substr(0, last_slash);
else
itsBrowsedDir = "/";
if (itsBrowsedDir.empty())
itsBrowsedDir = "/";
Dirs->clear();
update();
}
if (itsBrowsedDir == "/")
Dirs->reset(); // go to the first pos, which is "." (music dir root)