Files
ncmpcpp/src/settings.cpp
2013-04-07 13:31:58 +02:00

1043 lines
27 KiB
C++

/***************************************************************************
* Copyright (C) 2008-2013 by Andrzej Rybczak *
* electricityispower@gmail.com *
* *
* 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. *
***************************************************************************/
#ifdef WIN32
# include <io.h>
# define _WIN32_IE 0x0400
# include <shlobj.h>
#else
# include <sys/stat.h>
#endif // WIN32
#include <algorithm>
#include <boost/algorithm/string/trim.hpp>
#include <cstdlib>
#include <cstring>
#include <string>
#include <fstream>
#include <iostream>
#include <stdexcept>
#include <regex.h>
#include "actions.h"
#include "browser.h"
#include "clock.h"
#include "global.h"
#include "help.h"
#include "helpers.h"
#include "lyrics.h"
#include "media_library.h"
#include "outputs.h"
#include "playlist.h"
#include "playlist_editor.h"
#include "search_engine.h"
#include "settings.h"
#include "tag_editor.h"
#include "visualizer.h"
#include "utility/type_conversions.h"
#ifdef HAVE_LANGINFO_H
# include <langinfo.h>
#endif
Configuration Config;
namespace
{
ScreenRef intToScreen(int n)
{
switch (n)
{
case 1:
return myHelp;
case 2:
return myPlaylist;
case 3:
return myBrowser;
case 4:
return mySearcher;
case 5:
return myLibrary;
case 6:
return myPlaylistEditor;
# ifdef HAVE_TAGLIB_H
case 7:
return myTagEditor;
# endif // HAVE_TAGLIB_H
# ifdef ENABLE_OUTPUTS
case 8:
return myOutputs;
# endif // ENABLE_OUTPUTS
# ifdef ENABLE_VISUALIZER
case 9:
return myVisualizer;
# endif // ENABLE_VISUALIZER
# ifdef ENABLE_CLOCK
case 10:
return myClock;
# endif // ENABLE_CLOCK
default:
return ScreenRef();
}
}
std::string GetOptionName(const std::string &s)
{
size_t equal = s.find('=');
if (equal == std::string::npos)
return "";
std::string result = s.substr(0, equal);
boost::trim(result);
return result;
}
std::string RemoveDollarFormatting(const std::string &s)
{
std::string result;
for (size_t i = 0; i < s.size(); ++i)
{
if (s[i] != '$')
result += s[i];
else
++i;
}
return result;
}
}
void CreateDir(const std::string &dir)
{
mkdir(dir.c_str()
# ifndef WIN32
, 0755
# endif // !WIN32
);
}
void Configuration::SetDefaults()
{
mpd_host = "localhost";
empty_tag = "<empty>";
tags_separator = " | ";
song_list_columns_format = "(7f)[green]{l} (25)[cyan]{a} (40)[]{t|f} (30)[red]{b}";
song_list_format = "{{%a - }{%t}|{$8%f$9}$R{$3(%l)$9}}";
song_list_format_dollar_free = RemoveDollarFormatting(song_list_format);
song_status_format = "{{{%a{ \"%b\"{ (%y)}} - }{%t}}|{%f}}";
song_status_format_no_colors = song_status_format;
song_window_title_format = "{{%a - }{%t}|{%f}}";
song_library_format = "{{%n - }{%t}|{%f}}";
browser_sort_format = "{{%a - }{%t}|{%f} {(%l)}}";
tag_editor_album_format = "{{(%y) }%b}";
new_header_first_line = "{$b$1$aqqu$/a$9 {%t}|{%f} $1$atqq$/a$9$/b}";
new_header_second_line = "{{{$4$b%a$/b$9}{ - $7%b$9}{ ($4%y$9)}}|{%D}}";
browser_playlist_prefix << NC::Color::Red << "playlist" << NC::Color::End << ' ';
progressbar = L"=>\0";
visualizer_chars = L"◆│";
pattern = "%n - %t";
selected_item_prefix << NC::Color::Magenta;
selected_item_suffix << NC::Color::End;
now_playing_prefix << NC::Format::Bold;
now_playing_suffix << NC::Format::NoBold;
modified_item_prefix << NC::Color::Green << "> " << NC::Color::End;
color1 = NC::Color::White;
color2 = NC::Color::Green;
empty_tags_color = NC::Color::Cyan;
header_color = NC::Color::Default;
volume_color = NC::Color::Default;
state_line_color = NC::Color::Default;
state_flags_color = NC::Color::Default;
main_color = NC::Color::Yellow;
main_highlight_color = main_color;
progressbar_color = NC::Color::Default;
progressbar_elapsed_color = NC::Color::Default;
statusbar_color = NC::Color::Default;
alternative_ui_separator_color = NC::Color::Black;
active_column_color = NC::Color::Red;
window_border = NC::Border::Green;
active_window_border = NC::Border::Red;
visualizer_color = NC::Color::Yellow;
media_lib_primary_tag = MPD_TAG_ARTIST;
colors_enabled = true;
playlist_show_remaining_time = false;
playlist_shorten_total_times = false;
playlist_separate_albums = false;
columns_in_playlist = false;
columns_in_browser = false;
columns_in_search_engine = false;
columns_in_playlist_editor = false;
header_visibility = true;
header_text_scrolling = true;
statusbar_visibility = true;
titles_visibility = true;
centered_cursor = false;
screen_switcher_previous = false;
autocenter_mode = false;
wrapped_search = true;
space_selects = false;
ncmpc_like_songs_adding = false;
incremental_seeking = true;
now_playing_lyrics = false;
fetch_lyrics_in_background = false;
local_browser_show_hidden_files = false;
search_in_db = true;
jump_to_now_playing_song_at_start = true;
clock_display_seconds = false;
display_volume_level = true;
display_bitrate = false;
display_remaining_time = false;
ignore_leading_the = false;
block_search_constraints_change = true;
use_console_editor = false;
use_cyclic_scrolling = false;
ask_before_clearing_main_playlist = false;
mouse_support = true;
mouse_list_scroll_whole_page = true;
new_design = false;
visualizer_use_wave = true;
visualizer_in_stereo = false;
media_library_sort_by_mtime = false;
tag_editor_extended_numeration = false;
discard_colors_if_item_is_selected = true;
store_lyrics_in_song_dir = false;
generate_win32_compatible_filenames = true;
ask_for_locked_screen_width_part = true;
progressbar_boldness = true;
set_window_title = true;
mpd_port = 6600;
mpd_connection_timeout = 15;
crossfade_time = 5;
seek_time = 1;
volume_change_step = 1;
playlist_disable_highlight_delay = 5;
message_delay_time = 4;
lyrics_db = 0;
regex_type = boost::regex::literal | boost::regex::icase;
lines_scrolled = 2;
search_engine_default_search_mode = 0;
visualizer_sync_interval = 30;
locked_screen_width_part = 0.5;
selected_item_prefix_length = 0;
selected_item_suffix_length = 0;
now_playing_suffix_length = 0;
# ifdef HAVE_LANGINFO_H
system_encoding = nl_langinfo(CODESET);
if (system_encoding == "UTF-8") // mpd uses utf-8 by default so no need to convert
system_encoding.clear();
# endif // HAVE_LANGINFO_H
startup_screen = myPlaylist;
browser_sort_mode = smName;
// default screens sequence
screens_seq.push_back(myPlaylist);
screens_seq.push_back(myBrowser);
}
Configuration::Configuration()
{
# ifdef WIN32
ncmpcpp_directory = GetHomeDirectory() + "ncmpcpp/";
lyrics_directory = ncmpcpp_directory + "lyrics/";
# else
ncmpcpp_directory = GetHomeDirectory() + ".ncmpcpp/";
lyrics_directory = GetHomeDirectory() + ".lyrics/";
# endif // WIN32
config_file_path = ncmpcpp_directory + "config";
}
const std::string &Configuration::GetHomeDirectory()
{
if (!home_directory.empty())
return home_directory;
# ifdef WIN32
char path[MAX_PATH];
SHGetSpecialFolderPath(0, path, CSIDL_PERSONAL, 0);
home_directory = path ? path : "";
replace(home_directory.begin(), home_directory.end(), '\\', '/');
# else
char *home = getenv("HOME");
home_directory = home ? home : "<unknown>";
# endif // WIN32
if (!home_directory.empty() && *home_directory.rbegin() != '/')
home_directory += '/';
return home_directory;
}
void Configuration::CheckForCommandLineConfigFilePath(char **argv, int argc)
{
if (argc < 3)
return;
for (int i = 1; i < argc; ++i)
{
if (!strcmp(argv[i], "-c") || !strcmp(argv[i], "--config"))
{
if (++i >= argc)
continue;
config_file_path = argv[i];
}
}
}
void Configuration::Read()
{
std::ifstream f(config_file_path.c_str());
std::string cl, v, name;
if (!f.is_open())
return;
while (!f.eof())
{
getline(f, cl);
if (!cl.empty() && cl[0] != '#')
{
name = GetOptionName(cl);
v = getEnclosedString(cl, '"', '"', 0);
if (name == "ncmpcpp_directory")
{
if (!v.empty())
{
MakeProperPath(v);
ncmpcpp_directory = v;
}
}
else if (name == "lyrics_directory")
{
if (!v.empty())
{
MakeProperPath(v);
lyrics_directory = v;
}
}
else if (name == "mpd_host")
{
if (!v.empty())
mpd_host = v;
}
else if (name == "mpd_music_dir")
{
if (!v.empty())
{
MakeProperPath(v);
mpd_music_dir = v;
}
}
else if (name == "visualizer_fifo_path")
{
if (!v.empty())
visualizer_fifo_path = v;
}
else if (name == "visualizer_output_name")
{
if (!v.empty())
visualizer_output_name = v;
}
else if (name == "mpd_port")
{
if (boost::lexical_cast<int>(v))
mpd_port = boost::lexical_cast<int>(v);
}
else if (name == "mpd_connection_timeout")
{
if (boost::lexical_cast<int>(v))
mpd_connection_timeout = boost::lexical_cast<int>(v);
}
else if (name == "mpd_crossfade_time")
{
if (boost::lexical_cast<int>(v) > 0)
crossfade_time = boost::lexical_cast<int>(v);
}
else if (name == "seek_time")
{
if (boost::lexical_cast<int>(v) > 0)
seek_time = boost::lexical_cast<int>(v);
}
else if (name == "volume_change_step")
{
if (boost::lexical_cast<int>(v) > 0)
volume_change_step = boost::lexical_cast<int>(v);
}
else if (name == "playlist_disable_highlight_delay")
{
if (boost::lexical_cast<int>(v) >= 0)
playlist_disable_highlight_delay = boost::lexical_cast<int>(v);
}
else if (name == "message_delay_time")
{
if (boost::lexical_cast<int>(v) > 0)
message_delay_time = boost::lexical_cast<int>(v);
}
else if (name == "song_list_format")
{
if (!v.empty() && MPD::Song::isFormatOk("song_list_format", v))
{
song_list_format = '{';
song_list_format += v;
song_list_format += '}';
song_list_format_dollar_free = RemoveDollarFormatting(song_list_format);
}
}
else if (name == "song_columns_list_format")
{
if (!v.empty())
song_list_columns_format = v;
}
else if (name == "song_status_format")
{
if (!v.empty() && MPD::Song::isFormatOk("song_status_format", v))
{
song_status_format = '{';
song_status_format += v;
song_status_format += '}';
// make version without colors
if (song_status_format.find("$") != std::string::npos)
{
NC::Buffer status_no_colors;
stringToBuffer(song_status_format, status_no_colors);
song_status_format_no_colors = status_no_colors.str();
}
else
song_status_format_no_colors = song_status_format;
}
}
else if (name == "song_library_format")
{
if (!v.empty() && MPD::Song::isFormatOk("song_library_format", v))
{
song_library_format = '{';
song_library_format += v;
song_library_format += '}';
}
}
else if (name == "tag_editor_album_format")
{
if (!v.empty() && MPD::Song::isFormatOk("tag_editor_album_format", v))
{
tag_editor_album_format = '{';
tag_editor_album_format += v;
tag_editor_album_format += '}';
}
}
else if (name == "browser_sort_format")
{
if (!v.empty() && MPD::Song::isFormatOk("browser_sort_format", v))
{
browser_sort_format = '{';
browser_sort_format += v;
browser_sort_format += '}';
}
}
else if (name == "external_editor")
{
if (!v.empty())
external_editor = v;
}
else if (name == "system_encoding")
{
if (!v.empty())
system_encoding = v;
}
else if (name == "execute_on_song_change")
{
if (!v.empty())
execute_on_song_change = v;
}
else if (name == "alternative_header_first_line_format")
{
if (!v.empty() && MPD::Song::isFormatOk("alternative_header_first_line_format", v))
{
new_header_first_line = '{';
new_header_first_line += v;
new_header_first_line += '}';
}
}
else if (name == "alternative_header_second_line_format")
{
if (!v.empty() && MPD::Song::isFormatOk("alternative_header_second_line_format", v))
{
new_header_second_line = '{';
new_header_second_line += v;
new_header_second_line += '}';
}
}
else if (name == "lastfm_preferred_language")
{
if (!v.empty() && v != "en")
lastfm_preferred_language = v;
}
else if (name == "browser_playlist_prefix")
{
if (!v.empty())
{
browser_playlist_prefix.clear();
stringToBuffer(v, browser_playlist_prefix);
}
}
else if (name == "progressbar_look")
{
std::wstring pb = ToWString(v);
if (pb.length() < 2 || pb.length() > 3)
{
std::cerr << "Warning: length of progressbar_look should be either ";
std::cerr << "2 or 3, but it's " << pb.length() << ", discarding.\n";
}
else
progressbar = pb;
// if two characters were specified, add third one as null
progressbar.resize(3);
}
else if (name == "visualizer_look")
{
std::wstring vc = ToWString(v);
if (vc.length() != 2)
{
std::cerr << "Warning: length of visualizer_look should be 2, but it's " << vc.length() << ", discarding.\n";
}
else
visualizer_chars = vc;
}
else if (name == "default_tag_editor_pattern")
{
if (!v.empty())
pattern = v;
}
else if (name == "selected_item_prefix")
{
if (!v.empty())
{
selected_item_prefix.clear();
stringToBuffer(v, selected_item_prefix);
selected_item_prefix_length = wideLength(ToWString(selected_item_prefix.str()));
}
}
else if (name == "selected_item_suffix")
{
if (!v.empty())
{
selected_item_suffix.clear();
stringToBuffer(v, selected_item_suffix);
selected_item_suffix_length = wideLength(ToWString(selected_item_suffix.str()));
}
}
else if (name == "now_playing_prefix")
{
if (!v.empty())
{
now_playing_prefix.clear();
stringToBuffer(v, now_playing_prefix);
now_playing_prefix_length = wideLength(ToWString(now_playing_prefix.str()));
}
}
else if (name == "now_playing_suffix")
{
if (!v.empty())
{
now_playing_suffix.clear();
stringToBuffer(v, now_playing_suffix);
now_playing_suffix_length = wideLength(ToWString(now_playing_suffix.str()));
}
}
else if (name == "modified_item_prefix")
{
if (!v.empty())
{
modified_item_prefix.clear();
stringToBuffer(v, modified_item_prefix);
}
}
else if (name == "color1")
{
if (!v.empty())
color1 = stringToColor(v);
}
else if (name == "color2")
{
if (!v.empty())
color2 = stringToColor(v);
}
else if (name == "colors_enabled")
{
colors_enabled = v == "yes";
}
else if (name == "cyclic_scrolling")
{
use_cyclic_scrolling = v == "yes";
}
else if (name == "playlist_show_remaining_time")
{
playlist_show_remaining_time = v == "yes";
}
else if (name == "playlist_shorten_total_times")
{
playlist_shorten_total_times = v == "yes";
}
else if (name == "playlist_separate_albums")
{
playlist_separate_albums = v == "yes";
}
else if (name == "playlist_display_mode")
{
columns_in_playlist = v == "columns";
}
else if (name == "browser_display_mode")
{
columns_in_browser = v == "columns";
}
else if (name == "search_engine_display_mode")
{
columns_in_search_engine = v == "columns";
}
else if (name == "playlist_editor_display_mode")
{
columns_in_playlist_editor = v == "columns";
}
else if (name == "header_visibility")
{
header_visibility = v == "yes";
}
else if (name == "header_text_scrolling")
{
header_text_scrolling = v == "yes";
}
else if (name == "statusbar_visibility")
{
statusbar_visibility = v == "yes";
}
else if (name == "titles_visibility")
{
titles_visibility = v == "yes";
}
else if (name == "screen_switcher_mode")
{
if (v.find("previous") != std::string::npos)
{
screen_switcher_previous = true;
}
else if (v.find("sequence") != std::string::npos)
{
screen_switcher_previous = false;
screens_seq.clear();
for (std::string::const_iterator it = v.begin(); it != v.end(); )
{
while (it != v.end() && !isdigit(*it))
++it;
if (it == v.end())
break;
if (auto screen = intToScreen(atoi(&*it)))
screens_seq.push_back(screen);
while (it != v.end() && isdigit(*it))
++it;
}
// throw away duplicates
screens_seq.unique();
}
}
else if (name == "startup_screen")
{
startup_screen = intToScreen(atoi(v.c_str()));
if (!startup_screen)
startup_screen = myPlaylist;
}
else if (name == "autocenter_mode")
{
autocenter_mode = v == "yes";
}
else if (name == "centered_cursor")
{
centered_cursor = v == "yes";
}
else if (name == "default_find_mode")
{
wrapped_search = v == "wrapped";
}
else if (name == "default_space_mode")
{
space_selects = v == "select";
}
else if (name == "incremental_seeking")
{
incremental_seeking = v == "yes";
}
else if (name == "show_hidden_files_in_local_browser")
{
local_browser_show_hidden_files = v == "yes";
}
else if (name == "follow_now_playing_lyrics")
{
now_playing_lyrics = v == "yes";
}
else if (name == "fetch_lyrics_for_current_song_in_background")
{
fetch_lyrics_in_background = v == "yes";
}
else if (name == "ncmpc_like_songs_adding")
{
ncmpc_like_songs_adding = v == "yes";
}
else if (name == "default_place_to_search_in")
{
search_in_db = v == "database";
}
else if (name == "jump_to_now_playing_song_at_start")
{
jump_to_now_playing_song_at_start = v == "yes";
}
else if (name == "clock_display_seconds")
{
clock_display_seconds = v == "yes";
}
else if (name == "display_volume_level")
{
display_volume_level = v == "yes";
}
else if (name == "display_bitrate")
{
display_bitrate = v == "yes";
}
else if (name == "display_remaining_time")
{
display_remaining_time = v == "yes";
}
else if (name == "ignore_leading_the")
{
ignore_leading_the = v == "yes";
}
else if (name == "use_console_editor")
{
use_console_editor = v == "yes";
}
else if (name == "block_search_constraints_change_if_items_found")
{
block_search_constraints_change = v == "yes";
}
else if (name == "ask_before_clearing_main_playlist")
{
ask_before_clearing_main_playlist = v == "yes";
}
else if (name == "visualizer_type")
{
visualizer_use_wave = v == "wave";
}
else if (name == "visualizer_in_stereo")
{
visualizer_in_stereo = v == "yes";
}
else if (name == "mouse_support")
{
mouse_support = v == "yes";
}
else if (name == "mouse_list_scroll_whole_page")
{
mouse_list_scroll_whole_page = v == "yes";
}
else if (name == "user_interface")
{
new_design = v == "alternative";
}
else if (name == "tag_editor_extended_numeration")
{
tag_editor_extended_numeration = v == "yes";
}
else if (name == "discard_colors_if_item_is_selected")
{
discard_colors_if_item_is_selected = v == "yes";
}
else if (name == "store_lyrics_in_song_dir")
{
if (mpd_music_dir.empty())
{
std::cerr << "Warning: store_lyrics_in_song_dir = \"yes\" is ";
std::cerr << "not allowed without mpd_music_dir set, discarding.\n";
}
else
store_lyrics_in_song_dir = v == "yes";
}
else if (name == "generate_win32_compatible_filenames")
{
generate_win32_compatible_filenames = v == "yes";
}
else if (name == "enable_window_title")
{
set_window_title = v == "yes";
}
else if (name == "regular_expressions")
{
if (v == "none")
regex_type = boost::regex::literal | boost::regex::icase;
else if (v == "basic")
regex_type = boost::regex::basic | boost::regex::icase;
else if (v == "extended")
regex_type = boost::regex::extended | boost::regex::icase;
}
else if (name == "lines_scrolled")
{
if (!v.empty())
lines_scrolled = boost::lexical_cast<int>(v);
}
else if (name == "search_engine_default_search_mode")
{
if (!v.empty())
{
unsigned mode = boost::lexical_cast<unsigned>(v);
if (--mode < 3)
search_engine_default_search_mode = mode;
}
}
else if (name == "visualizer_sync_interval")
{
unsigned interval = boost::lexical_cast<unsigned>(v);
if (interval)
visualizer_sync_interval = interval;
}
else if (name == "browser_sort_mode")
{
if (v == "mtime")
browser_sort_mode = smMTime;
else if (v == "format")
browser_sort_mode = smCustomFormat;
else
browser_sort_mode = smName; // "name" or invalid
}
else if (name == "locked_screen_width_part")
{
int part = boost::lexical_cast<int>(v);
if (part)
locked_screen_width_part = part/100.0;
}
else if (name == "ask_for_locked_screen_width_part")
{
if (!v.empty())
ask_for_locked_screen_width_part = v == "yes";
}
else if (name == "progressbar_boldness")
{
if (!v.empty())
progressbar_boldness = v == "yes";
}
else if (name == "song_window_title_format")
{
if (!v.empty() && MPD::Song::isFormatOk("song_window_title_format", v))
{
song_window_title_format = '{';
song_window_title_format += v;
song_window_title_format += '}';
}
}
else if (name == "empty_tag_marker")
{
empty_tag = v; // is this case empty string is allowed
}
else if (name == "tags_separator")
{
if (!v.empty())
tags_separator = v;
}
else if (name == "empty_tag_color")
{
if (!v.empty())
empty_tags_color = stringToColor(v);
}
else if (name == "header_window_color")
{
if (!v.empty())
header_color = stringToColor(v);
}
else if (name == "volume_color")
{
if (!v.empty())
volume_color = stringToColor(v);
}
else if (name == "state_line_color")
{
if (!v.empty())
state_line_color = stringToColor(v);
}
else if (name == "state_flags_color")
{
if (!v.empty())
state_flags_color = stringToColor(v);
}
else if (name == "main_window_color")
{
if (!v.empty())
main_color = stringToColor(v);
}
else if (name == "main_window_highlight_color")
{
if (!v.empty())
main_highlight_color = stringToColor(v);
}
else if (name == "progressbar_color")
{
if (!v.empty())
progressbar_color = stringToColor(v);
}
else if (name == "progressbar_elapsed_color")
{
if (!v.empty())
progressbar_elapsed_color = stringToColor(v);
}
else if (name == "statusbar_color")
{
if (!v.empty())
statusbar_color = stringToColor(v);
}
else if (name == "alternative_ui_separator_color")
{
if (!v.empty())
alternative_ui_separator_color = stringToColor(v);
}
else if (name == "active_column_color")
{
if (!v.empty())
active_column_color = stringToColor(v);
}
else if (name == "visualizer_color")
{
if (!v.empty())
visualizer_color = stringToColor(v);
}
else if (name == "window_border_color")
{
if (!v.empty())
window_border = stringToBorder(v);
}
else if (name == "active_window_border")
{
if (!v.empty())
active_window_border = stringToBorder(v);
}
else if (name == "media_library_left_column")
{
if (!v.empty())
media_lib_primary_tag = charToTagType(v[0]);
}
else if (name == "media_library_sort_by_mtime")
{
media_library_sort_by_mtime = v == "yes";
}
else
std::cout << "Unknown option: " << name << ", ignoring.\n";
}
}
f.close();
}
void Configuration::GenerateColumns()
{
columns.clear();
std::string width;
size_t pos = 0;
while (!(width = getEnclosedString(song_list_columns_format, '(', ')', &pos)).empty())
{
Column col;
col.color = stringToColor(getEnclosedString(song_list_columns_format, '[', ']', &pos));
std::string tag_type = getEnclosedString(song_list_columns_format, '{', '}', &pos);
if (*width.rbegin() == 'f')
{
col.fixed = true;
width.resize(width.size()-1);
}
else
col.fixed = false;
// alternative name
size_t tag_type_colon_pos = tag_type.find(':');
if (tag_type_colon_pos != std::string::npos)
{
col.name = ToWString(tag_type.substr(tag_type_colon_pos+1));
tag_type.resize(tag_type_colon_pos);
}
if (!tag_type.empty())
{
size_t i = -1;
// extract tag types in format a|b|c etc.
do
col.type += tag_type[(++i)++]; // nice one.
while (tag_type[i] == '|');
// apply attributes
for (; i < tag_type.length(); ++i)
{
switch (tag_type[i])
{
case 'r':
col.right_alignment = 1;
break;
case 'E':
col.display_empty_tag = 0;
break;
}
}
}
else // empty column
col.display_empty_tag = 0;
col.width = boost::lexical_cast<int>(width);
columns.push_back(col);
}
// calculate which column is the last one to have relative width and stretch it accordingly
if (!columns.empty())
{
int stretch_limit = 0;
auto it = columns.rbegin();
for (; it != columns.rend(); ++it)
{
if (it->fixed)
stretch_limit += it->width;
else
break;
}
// if it's false, all columns are fixed
if (it != columns.rend())
it->stretch_limit = stretch_limit;
}
// generate format for converting tags in columns to string for Playlist::SongInColumnsToString()
char tag[] = "{% }|";
song_in_columns_to_string_format = "{";
for (auto it = columns.begin(); it != columns.end(); ++it)
{
for (std::string::const_iterator j = it->type.begin(); j != it->type.end(); ++j)
{
tag[2] = *j;
song_in_columns_to_string_format += tag;
}
*song_in_columns_to_string_format.rbegin() = ' ';
}
if (song_in_columns_to_string_format.length() == 1) // only '{'
song_in_columns_to_string_format += '}';
else
*song_in_columns_to_string_format.rbegin() = '}';
}
void Configuration::MakeProperPath(std::string &dir)
{
if (dir.length() < 2)
return;
if (dir[0] == '~' && dir[1] == '/')
dir.replace(0, 2, home_directory);
std::replace(dir.begin(), dir.end(), '\\', '/');
if (*dir.rbegin() != '/')
dir += '/';
}