buffers.pl 69.8 KB
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#
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# Copyright (C) 2008-2014 Sebastien Helleu <flashcode@flashtux.org>
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# Copyright (C) 2011-2013 Nils G <weechatter@arcor.de>
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#
# 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 3 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
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
#
# Display sidebar with list of buffers.
#
# History:
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#
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# 2017-03-17, arza <arza@arza.us>:
#     v5.6: fix truncating buffer names that contain multibyte characters
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# 2017-02-21, arza <arza@arza.us>:
#     v5.5: fix memory leak in perl 5.23.7-5.24.1
#           fix truncation and crop_suffix when truncating to 1-4 characters
#           fix prefix_empty for inactive buffers
#           tidy code
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# 2016-05-01, mumixam <mumixam@gmail.com>:
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#     v5.4: add option "detach_buffer_immediately_level"
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# 2015-08-21, Matthew Cox <matthewcpcox@gmail.com>
#     v5.3: add option "indenting_amount", to adjust the indenting of channel buffers
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# 2015-05-02, arza <arza@arza.us>:
#     v5.2: truncate long names (name_size_max) more when mark_inactive adds parenthesis
# 2015-03-29, Ed Santiago <ed@edsantiago.com>:
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#     v5.1: merged buffers: always indent, except when filling is horizontal
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# 2014-12-12, oakkitten
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#     v5.0: fix cropping non-latin buffer names
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# 2014-08-29, Patrick Steinhardt <ps@pks.im>:
#     v4.9: add support for specifying custom buffer names
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# 2014-07-19, Sebastien Helleu <flashcode@flashtux.org>:
#     v4.8: add support of ctrl + mouse wheel to jump to previous/next buffer,
#           new option "mouse_wheel"
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# 2014-06-22, Sebastien Helleu <flashcode@flashtux.org>:
#     v4.7: fix typos in options
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# 2014-04-05, Sebastien Helleu <flashcode@flashtux.org>:
#     v4.6: add support of hidden buffers (WeeChat >= 0.4.4)
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# 2014-01-01, Sebastien Helleu <flashcode@flashtux.org>:
#     v4.5: add option "mouse_move_buffer"
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# 2013-12-11, Sebastien Helleu <flashcode@flashtux.org>:
#     v4.4: fix buffer number on drag to the end of list when option
#           weechat.look.buffer_auto_renumber is off
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# 2013-12-10, nils_2@freenode.#weechat:
#     v4.3: add options "prefix_bufname" and "suffix_bufname (idea by silverd)
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#           fix hook_timer() for show_lag wasn't disabled
#           improve signal handling (less updating of buffers list)
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# 2013-11-07, Sebastien Helleu <flashcode@flashtux.org>:
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#     v4.2: use default filling "columns_vertical" when bar position is top/bottom
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# 2013-10-31, nils_2@freenode.#weechat:
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#     v4.1: add option "detach_buffer_immediately" (idea by farn)
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# 2013-10-20, nils_2@freenode.#weechat:
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#     v4.0: add options "detach_displayed_buffers", "detach_display_window_number"
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# 2013-09-27, nils_2@freenode.#weechat:
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#     v3.9: add option "toggle_bar" and option "show_prefix_query" (idea by IvarB)
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#           fix problem with linefeed at end of list of buffers (reported by grawity)
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# 2012-10-18, nils_2@freenode.#weechat:
#     v3.8: add option "mark_inactive", to mark buffers you are not in (idea by xrdodrx)
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#           add wildcard "*" for immune_detach_buffers (idea by StarWeaver)
#           add new options "detach_query" and "detach_free_content" (idea by StarWeaver)
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# 2012-10-06, Nei <anti.teamidiot.de>:
#     v3.7: call menu on right mouse if menu script is loaded.
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# 2012-10-06, nils_2 <weechatter@arcor.de>:
#     v3.6: add new option "hotlist_counter" (idea by torque).
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# 2012-06-02, nils_2 <weechatter@arcor.de>:
#     v3.5: add values "server|channel|private|all|keepserver|none" to option "hide_merged_buffers" (suggested by dominikh).
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# 2012-05-25, nils_2 <weechatter@arcor.de>:
#     v3.4: add new option "show_lag".
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# 2012-04-07, Sebastien Helleu <flashcode@flashtux.org>:
#     v3.3: fix truncation of wide chars in buffer name (option name_size_max) (bug #36034)
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# 2012-03-15, nils_2 <weechatter@arcor.de>:
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#     v3.2: add new option "detach"(weechat >= 0.3.8)
#           add new option "immune_detach_buffers" (requested by Mkaysi)
#           add new function buffers_whitelist add|del|reset (suggested by FiXato)
#           add new function buffers_detach add|del|reset
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# 2012-03-09, Sebastien Helleu <flashcode@flashtux.org>:
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#     v3.1: fix reload of config file
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# 2012-01-29, nils_2 <weechatter@arcor.de>:
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#     v3.0: fix: buffers did not update directly during window_switch (reported by FiXato)
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# 2012-01-29, nils_2 <weechatter@arcor.de>:
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#     v2.9: add options "name_size_max" and "name_crop_suffix"
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# 2012-01-08, nils_2 <weechatter@arcor.de>:
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#     v2.8: fix indenting for option "show_number off"
#           fix unset of buffer activity in hotlist when buffer was moved with mouse
#           add buffer with free content and core buffer sorted first (suggested  by nyuszika7h)
#           add options queries_default_fg/bg and queries_message_fg/bg (suggested by FiXato)
#           add clicking with left button on current buffer will do a jump_previously_visited_buffer (suggested by FiXato)
#           add clicking with right button on current buffer will do a jump_next_visited_buffer
#           add additional informations in help texts
#           add default_fg and default_bg for whitelist channels
#           internal changes  (script is now 3Kb smaller)
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# 2012-01-04, Sebastien Helleu <flashcode@flashtux.org>:
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#     v2.7: fix regex lookup in whitelist buffers list
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# 2011-12-04, nils_2 <weechatter@arcor.de>:
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#     v2.6: add own config file (buffers.conf)
#           add new behavior for indenting (under_name)
#           add new option to set different color for server buffers and buffers with free content
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# 2011-10-30, nils_2 <weechatter@arcor.de>:
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#     v2.5: add new options "show_number_char" and "color_number_char",
#           add help-description for options
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# 2011-08-24, Sebastien Helleu <flashcode@flashtux.org>:
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#     v2.4: add mouse support
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# 2011-06-06, nils_2 <weechatter@arcor.de>:
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#     v2.3: add missing option "color_whitelist_default"
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# 2011-03-23, Sebastien Helleu <flashcode@flashtux.org>:
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#     v2.2: fix color of nick prefix with WeeChat >= 0.3.5
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# 2011-02-13, nils_2 <weechatter@arcor.de>:
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#     v2.1: add options "color_whitelist_*"
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# 2010-10-05, Sebastien Helleu <flashcode@flashtux.org>:
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#     v2.0: add options "sort" and "show_number"
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# 2010-04-12, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.9: replace call to log() by length() to align buffer numbers
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# 2010-04-02, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.8: fix bug with background color and option indenting_number
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# 2010-04-02, Helios <helios@efemes.de>:
#     v1.7: add indenting_number option
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# 2010-02-25, m4v <lambdae2@gmail.com>:
#     v1.6: add option to hide empty prefixes
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# 2010-02-12, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.5: add optional nick prefix for buffers like IRC channels
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# 2009-09-30, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.4: remove spaces for indenting when bar position is top/bottom
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# 2009-06-14, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.3: add option "hide_merged_buffers"
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# 2009-06-14, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.2: improve display with merged buffers
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# 2009-05-02, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.1: sync with last API changes
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# 2009-02-21, Sebastien Helleu <flashcode@flashtux.org>:
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#     v1.0: remove timer used to update bar item first time (not needed any more)
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# 2009-02-17, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.9: fix bug with indenting of private buffers
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# 2009-01-04, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.8: update syntax for command /set (comments)
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# 2008-10-20, Jiri Golembiovsky <golemj@gmail.com>:
#     v0.7: add indenting option
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# 2008-10-01, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.6: add default color for buffers, and color for current active buffer
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# 2008-09-18, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.5: fix color for "low" level entry in hotlist
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# 2008-09-18, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.4: rename option "show_category" to "short_names",
#           remove option "color_slash"
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# 2008-09-15, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.3: fix bug with priority in hotlist (var not defined)
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# 2008-09-02, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.2: add color for buffers with activity and config options for
#           colors, add config option to display/hide categories
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# 2008-03-15, Sebastien Helleu <flashcode@flashtux.org>:
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#     v0.1: script creation
#
# Help about settings:
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#   display all settings for script (or use iset.pl script to change settings):
#      /set buffers*
#   show help text for option buffers.look.whitelist_buffers:
#      /help buffers.look.whitelist_buffers
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#
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# Mouse-support (standard key bindings):
#   left mouse-button:
#       - click on a buffer to switch to selected buffer
#       - click on current buffer will do action jump_previously_visited_buffer
#       - drag a buffer and drop it on another position will move the buffer to position
#   right mouse-button:
#       - click on current buffer will do action jump_next_visited_buffer
#       - moving buffer to the left/right will close buffer.
#
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use strict;
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use Encode qw( decode encode );
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# -----------------------------[ internal ]-------------------------------------
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my $SCRIPT_NAME = "buffers";
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my $SCRIPT_VERSION = "5.6";
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my $BUFFERS_CONFIG_FILE_NAME = "buffers";
my $buffers_config_file;
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my $cmd_buffers_whitelist= "buffers_whitelist";
my $cmd_buffers_detach   = "buffers_detach";
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my %mouse_keys = ("\@item(buffers):button1*" => "hsignal:buffers_mouse",
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                  "\@item(buffers):button2*" => "hsignal:buffers_mouse",
                  "\@bar(buffers):ctrl-wheelup" => "hsignal:buffers_mouse",
                  "\@bar(buffers):ctrl-wheeldown" => "hsignal:buffers_mouse");
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my %options;
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my %hotlist_level = (0 => "low", 1 => "message", 2 => "private", 3 => "highlight");
my @whitelist_buffers = ();
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my @immune_detach_buffers= ();
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my @detach_buffer_immediately= ();
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my @buffers_focus = ();
my %buffers_timer = ();
my %Hooks = ();
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# --------------------------------[ init ]--------------------------------------
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weechat::register($SCRIPT_NAME, "Sebastien Helleu <flashcode\@flashtux.org>",
                  $SCRIPT_VERSION, "GPL3",
                  "Sidebar with list of buffers", "shutdown_cb", "");
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my $weechat_version = weechat::info_get("version_number", "") || 0;
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buffers_config_init();
buffers_config_read();
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weechat::bar_item_new($SCRIPT_NAME, "build_buffers", "");
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weechat::bar_new($SCRIPT_NAME, "0", "0", "root", "", "left", "columns_vertical",
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                 "vertical", "0", "0", "default", "default", "default", "1",
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                 $SCRIPT_NAME);

if ( check_bar_item() == 0 )
{
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    weechat::command("", "/bar show " . $SCRIPT_NAME) if ( weechat::config_boolean($options{"toggle_bar"}) eq 1 );
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}

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weechat::hook_signal("buffer_opened", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_closed", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_merged", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_unmerged", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_moved", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_renamed", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_switch", "buffers_signal_buffer", "");
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weechat::hook_signal("buffer_hidden", "buffers_signal_buffer", "");  # WeeChat >= 0.4.4
weechat::hook_signal("buffer_unhidden", "buffers_signal_buffer", "");  # WeeChat >= 0.4.4
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weechat::hook_signal("buffer_localvar_added", "buffers_signal_buffer", "");
weechat::hook_signal("buffer_localvar_changed", "buffers_signal_buffer", "");
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weechat::hook_signal("window_switch", "buffers_signal_buffer", "");
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weechat::hook_signal("hotlist_changed", "buffers_signal_hotlist", "");
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#weechat::hook_command_run("/input switch_active_*", "buffers_signal_buffer", "");
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weechat::bar_item_update($SCRIPT_NAME);


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if ($weechat_version >= 0x00030600)
{
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    weechat::hook_focus($SCRIPT_NAME, "buffers_focus_buffers", "");
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    weechat::hook_hsignal("buffers_mouse", "buffers_hsignal_mouse", "");
    weechat::key_bind("mouse", \%mouse_keys);
}
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weechat::hook_command($cmd_buffers_whitelist,
                      "add/del current buffer to/from buffers whitelist",
                      "[add] || [del] || [reset]",
                      "  add: add current buffer in configuration file\n".
                      "  del: delete current buffer from configuration file\n".
                      "reset: reset all buffers from configuration file ".
                      "(no confirmation!)\n\n".
                      "Examples:\n".
                      "/$cmd_buffers_whitelist add\n",
                      "add %-||".
                      "del %-||".
                      "reset %-",
                      "buffers_cmd_whitelist", "");
weechat::hook_command($cmd_buffers_detach,
                      "add/del current buffer to/from buffers detach",
                      "[add] || [del] || [reset]",
                      "  add: add current buffer in configuration file\n".
                      "  del: delete current buffer from configuration file\n".
                      "reset: reset all buffers from configuration file ".
                      "(no confirmation!)\n\n".
                      "Examples:\n".
                      "/$cmd_buffers_detach add\n",
                      "add %-||".
                      "del %-||".
                      "reset %-",
                      "buffers_cmd_detach", "");
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if ($weechat_version >= 0x00030800)
{
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    weechat::hook_config("buffers.look.detach", "hook_timer_detach", "");
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    if (weechat::config_integer($options{"detach"}) > 0)
    {
        $Hooks{timer_detach} = weechat::hook_timer(weechat::config_integer($options{"detach"}) * 1000,
                                                   60, 0, "buffers_signal_hotlist", "");
    }
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}
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weechat::hook_config("buffers.look.show_lag", "hook_timer_lag", "");
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if (weechat::config_boolean($options{"show_lag"}))
{
    $Hooks{timer_lag} = weechat::hook_timer(
        weechat::config_integer(weechat::config_get("irc.network.lag_refresh_interval")) * 1000,
        0, 0, "buffers_signal_hotlist", "");
}
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# -------------------------------- [ command ] --------------------------------
sub buffers_cmd_whitelist
{
my ( $data, $buffer, $args ) = @_;
    $args = lc($args);
    my $buffers_whitelist = weechat::config_string( weechat::config_get("buffers.look.whitelist_buffers") );
    return weechat::WEECHAT_RC_OK if ( $buffers_whitelist eq "" and $args eq "del" or $buffers_whitelist eq "" and $args eq "reset" );
    my @buffers_list = split( /,/, $buffers_whitelist );
    # get buffers name
    my $infolist = weechat::infolist_get("buffer", weechat::current_buffer(), "");
    weechat::infolist_next($infolist);
    my $buffers_name = weechat::infolist_string($infolist, "name");
    weechat::infolist_free($infolist);
    return weechat::WEECHAT_RC_OK if ( $buffers_name eq "" );                   # should never happen

    if ( $args eq "add" )
    {
        return weechat::WEECHAT_RC_OK if ( grep /^$buffers_name$/, @buffers_list );     # check if buffer already in list
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        push @buffers_list, ( $buffers_name );
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        my $buffers_list = &create_whitelist(\@buffers_list);
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        weechat::config_option_set( weechat::config_get("buffers.look.whitelist_buffers"), $buffers_list, 1);
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        weechat::print(weechat::current_buffer(), "buffer \"$buffers_name\" added to buffers whitelist");
    }
    elsif ( $args eq "del" )
    {
        return weechat::WEECHAT_RC_OK unless ( grep /^$buffers_name$/, @buffers_list );     # check if buffer is in list
        @buffers_list = grep {$_ ne $buffers_name} @buffers_list;                           # delete entry
        my $buffers_list = &create_whitelist(\@buffers_list);
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        weechat::config_option_set( weechat::config_get("buffers.look.whitelist_buffers"), $buffers_list, 1);
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        weechat::print(weechat::current_buffer(), "buffer \"$buffers_name\" deleted from buffers whitelist");
    }
    elsif ( $args eq "reset" )
    {
        return weechat::WEECHAT_RC_OK if ( $buffers_whitelist eq "" );
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        weechat::config_option_set( weechat::config_get("buffers.look.whitelist_buffers"), "", 1);
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        weechat::print(weechat::current_buffer(), "buffers whitelist is empty, now...");
    }
    return weechat::WEECHAT_RC_OK;
}
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sub buffers_cmd_detach
{
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    my ( $data, $buffer, $args ) = @_;
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    $args = lc($args);
    my $immune_detach_buffers = weechat::config_string( weechat::config_get("buffers.look.immune_detach_buffers") );
    return weechat::WEECHAT_RC_OK if ( $immune_detach_buffers eq "" and $args eq "del" or $immune_detach_buffers eq "" and $args eq "reset" );
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    my @buffers_list = split( /,/, $immune_detach_buffers );
    # get buffers name
    my $infolist = weechat::infolist_get("buffer", weechat::current_buffer(), "");
    weechat::infolist_next($infolist);
    my $buffers_name = weechat::infolist_string($infolist, "name");
    weechat::infolist_free($infolist);
    return weechat::WEECHAT_RC_OK if ( $buffers_name eq "" );                   # should never happen

    if ( $args eq "add" )
    {
        return weechat::WEECHAT_RC_OK if ( grep /^$buffers_name$/, @buffers_list );     # check if buffer already in list
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        push @buffers_list, ( $buffers_name );
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        my $buffers_list = &create_whitelist(\@buffers_list);
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        weechat::config_option_set( weechat::config_get("buffers.look.immune_detach_buffers"), $buffers_list, 1);
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        weechat::print(weechat::current_buffer(), "buffer \"$buffers_name\" added to immune detach buffers");
    }
    elsif ( $args eq "del" )
    {
        return weechat::WEECHAT_RC_OK unless ( grep /^$buffers_name$/, @buffers_list );     # check if buffer is in list
        @buffers_list = grep {$_ ne $buffers_name} @buffers_list;                           # delete entry
        my $buffers_list = &create_whitelist(\@buffers_list);
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        weechat::config_option_set( weechat::config_get("buffers.look.immune_detach_buffers"), $buffers_list, 1);
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        weechat::print(weechat::current_buffer(), "buffer \"$buffers_name\" deleted from immune detach buffers");
    }
    elsif ( $args eq "reset" )
    {
        return weechat::WEECHAT_RC_OK if ( $immune_detach_buffers eq "" );
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        weechat::config_option_set( weechat::config_get("buffers.look.immune_detach_buffers"), "", 1);
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        weechat::print(weechat::current_buffer(), "immune detach buffers is empty, now...");
    }
    return weechat::WEECHAT_RC_OK;
}
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sub create_whitelist
{
    my @buffers_list = @{$_[0]};
    my $buffers_list = "";
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    foreach (@buffers_list)
    {
        $buffers_list .= $_ .",";
    }
    # remove last ","
    chop $buffers_list;
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    return $buffers_list;
}

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# -------------------------------- [ config ] --------------------------------
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sub hook_timer_detach
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{
    my $detach = $_[2];
    if ( $detach eq 0 )
    {
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        weechat::unhook($Hooks{timer_detach}) if $Hooks{timer_detach};
        $Hooks{timer_detach} = "";
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    }
    else
    {
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        weechat::unhook($Hooks{timer_detach}) if $Hooks{timer_detach};
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        $Hooks{timer_detach} = weechat::hook_timer( weechat::config_integer($options{"detach"}) * 1000, 60, 0, "buffers_signal_hotlist", "");
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    }
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    weechat::bar_item_update($SCRIPT_NAME);
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    return weechat::WEECHAT_RC_OK;
}

sub hook_timer_lag
{
    my $lag = $_[2];
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    if ( $lag eq "off" )
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    {
        weechat::unhook($Hooks{timer_lag}) if $Hooks{timer_lag};
        $Hooks{timer_lag} = "";
    }
    else
    {
        weechat::unhook($Hooks{timer_lag}) if $Hooks{timer_lag};
        $Hooks{timer_lag} = weechat::hook_timer( weechat::config_integer(weechat::config_get("irc.network.lag_refresh_interval")) * 1000, 0, 0, "buffers_signal_hotlist", "");
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    }
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    weechat::bar_item_update($SCRIPT_NAME);
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    return weechat::WEECHAT_RC_OK;
}

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sub buffers_config_read
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{
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    return weechat::config_read($buffers_config_file) if ($buffers_config_file ne "");
}
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sub buffers_config_write
{
    return weechat::config_write($buffers_config_file) if ($buffers_config_file ne "");
}
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sub buffers_config_reload_cb
{
432
    my ($data, $config_file) = ($_[0], $_[1]);
433
    return weechat::config_reload($config_file)
434
}
435

436 437
sub buffers_config_init
{
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    $buffers_config_file = weechat::config_new($BUFFERS_CONFIG_FILE_NAME,
                                               "buffers_config_reload_cb", "");
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    return if ($buffers_config_file eq "");

442
my %default_options_color =
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("color_current_fg" => [
     "current_fg", "color",
     "foreground color for current buffer",
     "", 0, 0, "lightcyan", "lightcyan", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_current_bg" => [
     "current_bg", "color",
     "background color for current buffer",
     "", 0, 0, "red", "red", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_default_fg" => [
     "default_fg", "color",
     "default foreground color for buffer name",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_default_bg" => [
     "default_bg", "color",
     "default background color for buffer name",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_highlight_fg" => [
     "hotlist_highlight_fg", "color",
     "change foreground color of buffer name if a highlight messaged received",
     "", 0, 0, "magenta", "magenta", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_highlight_bg" => [
     "hotlist_highlight_bg", "color",
     "change background color of buffer name if a highlight messaged received",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_low_fg" => [
     "hotlist_low_fg", "color",
     "change foreground color of buffer name if a low message received",
     "", 0, 0, "white", "white", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_low_bg" => [
     "hotlist_low_bg", "color",
     "change background color of buffer name if a low message received",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_message_fg" => [
     "hotlist_message_fg", "color",
     "change foreground color of buffer name if a normal message received",
     "", 0, 0, "yellow", "yellow", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_message_bg" => [
     "hotlist_message_bg", "color",
     "change background color of buffer name if a normal message received",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_private_fg" => [
     "hotlist_private_fg", "color",
     "change foreground color of buffer name if a private message received",
     "", 0, 0, "lightgreen", "lightgreen", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_hotlist_private_bg" => [
     "hotlist_private_bg", "color",
     "change background color of buffer name if a private message received",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_number" => [
     "number", "color",
     "color for buffer number",
     "", 0, 0, "lightgreen", "lightgreen", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_number_char" => [
     "number_char", "color",
     "color for buffer number char",
     "", 0, 0, "lightgreen", "lightgreen", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_default_fg" => [
     "whitelist_default_fg", "color",
     "default foreground color for whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_default_bg" => [
     "whitelist_default_bg", "color",
     "default background color for whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_low_fg" => [
     "whitelist_low_fg", "color",
     "low color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_low_bg" => [
     "whitelist_low_bg", "color",
     "low color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_message_fg" => [
     "whitelist_message_fg", "color",
     "message color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_message_bg" => [
     "whitelist_message_bg", "color",
     "message color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_private_fg" => [
     "whitelist_private_fg", "color",
     "private color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_private_bg" => [
     "whitelist_private_bg", "color",
     "private color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_highlight_fg" => [
     "whitelist_highlight_fg", "color",
     "highlight color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_whitelist_highlight_bg" => [
     "whitelist_highlight_bg", "color",
     "highlight color of whitelist buffer name",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_none_channel_fg" => [
     "none_channel_fg", "color",
     "foreground color for none channel buffer (e.g.: core/server/plugin ".
     "buffer)",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_none_channel_bg" => [
     "none_channel_bg", "color",
     "background color for none channel buffer (e.g.: core/server/plugin ".
     "buffer)",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_default_fg" => [
     "queries_default_fg", "color",
     "foreground color for query buffer without message",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_default_bg" => [
     "queries_default_bg", "color",
     "background color for query buffer without message",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_message_fg" => [
     "queries_message_fg", "color",
     "foreground color for query buffer with unread message",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_message_bg" => [
     "queries_message_bg", "color",
     "background color for query buffer with unread message",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_highlight_fg" => [
     "queries_highlight_fg", "color",
     "foreground color for query buffer with unread highlight",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "queries_highlight_bg" => [
     "queries_highlight_bg", "color",
     "background color for query buffer with unread highlight",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_prefix_bufname" => [
     "prefix_bufname", "color",
     "color for prefix of buffer name",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "color_suffix_bufname" => [
     "suffix_bufname", "color",
     "color for suffix of buffer name",
     "", 0, 0, "default", "default", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
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);

my %default_options_look =
(
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 "hotlist_counter" => [
     "hotlist_counter", "boolean",
     "show number of message for the buffer (this option needs WeeChat >= ".
     "0.3.5). The relevant option for notification is \"weechat.look.".
     "buffer_notify_default\"",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_lag" => [
     "show_lag", "boolean",
663
     "show lag behind server name. This option is using \"irc.color.".
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     "item_lag_finished\", ".
     "\"irc.network.lag_min_show\" and \"irc.network.lag_refresh_interval\"",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "look_whitelist_buffers" => [
     "whitelist_buffers", "string",
     "comma separated list of buffers for using a different color scheme ".
     "(for example: freenode.#weechat,freenode.#weechat-fr)",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config_whitelist", "", "", ""
 ],
 "hide_merged_buffers" => [
     "hide_merged_buffers", "integer",
     "hide merged buffers. The value determines which merged buffers should ".
     "be hidden, keepserver meaning 'all except server buffers'. Other values ".
     "correspondent to the buffer type.",
     "server|channel|private|keepserver|all|none", 0, 0, "none", "none", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "indenting" => [
     "indenting", "integer", "use indenting for channel and query buffers. ".
     "This option only takes effect if bar is left/right positioned",
     "off|on|under_name", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "indenting_number" => [
     "indenting_number", "boolean",
     "use indenting for numbers. This option only takes effect if bar is ".
     "left/right positioned",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
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 "indenting_amount" => [
     "indenting_amount", "integer",
     "amount of indenting to use. This option only takes effect if bar ".
     "is left/right positioned, and indenting is enabled",
     "", 0, 16, 2, 2, 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
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 "short_names" => [
     "short_names", "boolean",
     "display short names (remove text before first \".\" in buffer name)",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_number" => [
     "show_number", "boolean",
712
     "display buffer number in front of buffer name",
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     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_number_char" => [
     "number_char", "string",
718
     "display a char behind buffer number",
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     "", 0, 0, ".", ".", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_prefix_bufname" => [
     "prefix_bufname", "string",
724
     "prefix displayed in front of buffer name",
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     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_suffix_bufname" => [
     "suffix_bufname", "string",
730
     "suffix displayed at end of buffer name",
731 732 733 734 735
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_prefix" => [
     "prefix", "boolean",
736
     "displays your prefix for channel in front of buffer name",
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     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "show_prefix_empty" => [
     "prefix_empty", "boolean",
     "use a placeholder for channels without prefix",
     "", 0, 0, "on", "on", 0,
     "", "",  "buffers_signal_config", "", "", ""
 ],
 "show_prefix_query" => [
     "prefix_for_query", "string",
     "prefix displayed in front of query buffer",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "sort" => [
     "sort", "integer",
     "sort buffer-list by \"number\" or \"name\"",
     "number|name", 0, 0, "number", "number", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "core_to_front" => [
     "core_to_front", "boolean",
     "core buffer and buffers with free content will be listed first. ".
     "Take only effect if buffer sort is by name",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "jump_prev_next_visited_buffer" => [
     "jump_prev_next_visited_buffer", "boolean",
     "jump to previously or next visited buffer if you click with ".
     "left/right mouse button on currently visiting buffer",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "name_size_max" => [
     "name_size_max", "integer",
     "maximum size of buffer name. 0 means no limitation",
     "", 0, 256, 0, 0, 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "name_crop_suffix" => [
     "name_crop_suffix", "string",
     "contains an optional char(s) that is appended when buffer name is ".
     "shortened",
     "", 0, 0, "+", "+", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "detach" => [
     "detach", "integer",
787
     "detach buffer from buffers list after a specific period of time ".
788 789 790 791 792 793
     "(in seconds) without action (weechat ≥ 0.3.8 required) (0 means \"off\")",
     "", 0, 31536000, 0, "number", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "immune_detach_buffers" => [
     "immune_detach_buffers", "string",
794
     "comma separated list of buffers to NOT automatically detach. ".
795 796 797 798 799 800
     "Allows \"*\" wildcard. Ex: \"BitlBee,freenode.*\"",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config_immune_detach_buffers", "", "", ""
 ],
 "detach_query" => [
     "detach_query", "boolean",
801
     "query buffer will be detached",
802 803 804 805 806
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "detach_buffer_immediately" => [
     "detach_buffer_immediately", "string",
807 808 809
     "comma separated list of buffers to detach immediately. Buffers ".
     "will attach again based on notify level set in ".
     "\"detach_buffer_immediately_level\". Allows \"*\" wildcard. ".
810 811 812 813
     "Ex: \"BitlBee,freenode.*\"",
     "", 0, 0, "", "", 0,
     "", "", "buffers_signal_config_detach_buffer_immediately", "", "", ""
 ],
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 "detach_buffer_immediately_level" => [
     "detach_buffer_immediately_level", "integer",
     "The value determines what notify level messages are reattached from activity. ".
     " This option works in conjunction with \"detach_buffer_immediately\" ".
     "0: low priority (like join/part messages), ".
     "1: message, ".
     "2: private, ".
     "3: highlight",
     "", 0, 3, 2, 2, 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851
 "detach_free_content" => [
     "detach_free_content", "boolean",
     "buffers with free content will be detached (Ex: iset, chanmon)",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "detach_displayed_buffers" => [
     "detach_displayed_buffers", "boolean",
     "buffers displayed in a (split) window will be detached",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "detach_display_window_number" => [
     "detach_display_window_number", "boolean",
     "window number will be add, behind buffer name (this option takes only ".
     "effect with \"detach_displayed_buffers\" option)",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "mark_inactive" => [
     "mark_inactive", "boolean",
     "if option is \"on\", inactive buffers (those you are not in) will have ".
     "parentheses around them. An inactive buffer will not be detached.",
     "", 0, 0, "off", "off", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "toggle_bar" => [
852
     "toggle_bar", "boolean",
853 854 855 856 857 858 859 860 861 862 863
     "if option is \"on\", buffers bar will hide/show when script is ".
     "(un)loaded.",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
 "mouse_move_buffer" => [
     "mouse_move_buffer", "boolean",
     "if option is \"on\", mouse gestures (drag & drop) can move buffers in list.",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
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 "mouse_wheel" => [
     "mouse_wheel", "boolean",
     "if option is \"on\", mouse wheel jumps to previous/next buffer in list.",
     "", 0, 0, "on", "on", 0,
     "", "", "buffers_signal_config", "", "", ""
 ],
870
);
871

872
    # section "color"
873 874 875
    my $section_color = weechat::config_new_section(
        $buffers_config_file,
        "color", 0, 0, "", "", "", "", "", "", "", "", "", "");
876
    if ($section_color eq "")
877
    {
878 879
        weechat::config_free($buffers_config_file);
        return;
880
    }
881 882
    foreach my $option (keys %default_options_color)
    {
883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900
        $options{$option} = weechat::config_new_option(
            $buffers_config_file,
            $section_color,
            $default_options_color{$option}[0],
            $default_options_color{$option}[1],
            $default_options_color{$option}[2],
            $default_options_color{$option}[3],
            $default_options_color{$option}[4],
            $default_options_color{$option}[5],
            $default_options_color{$option}[6],
            $default_options_color{$option}[7],
            $default_options_color{$option}[8],
            $default_options_color{$option}[9],
            $default_options_color{$option}[10],
            $default_options_color{$option}[11],
            $default_options_color{$option}[12],
            $default_options_color{$option}[13],
            $default_options_color{$option}[14]);
901
    }
902 903

    # section "look"
904 905 906
    my $section_look = weechat::config_new_section(
        $buffers_config_file,
        "look", 0, 0, "", "", "", "", "", "", "", "", "", "");
907 908 909 910 911
    if ($section_look eq "")
    {
        weechat::config_free($buffers_config_file);
        return;
    }
912 913
    foreach my $option (keys %default_options_look)
    {
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        $options{$option} = weechat::config_new_option(
            $buffers_config_file,
            $section_look,
            $default_options_look{$option}[0],
            $default_options_look{$option}[1],
            $default_options_look{$option}[2],
            $default_options_look{$option}[3],
            $default_options_look{$option}[4],
            $default_options_look{$option}[5],
            $default_options_look{$option}[6],
            $default_options_look{$option}[7],
            $default_options_look{$option}[8],
            $default_options_look{$option}[9],
            $default_options_look{$option}[10],
            $default_options_look{$option}[11],
            $default_options_look{$option}[12],
            $default_options_look{$option}[13],
            $default_options_look{$option}[14],
            $default_options_look{$option}[15]);
933
    }
934 935
}

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# get sort key of buffer
sub key_of_buffer
{
    my ($buffer, $number) = @_;
    my $key = "";

    if (weechat::config_integer($options{"sort"}) eq 1) # number = 0; name = 1
    {
        my $name = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_custom_name");
        if (not defined $name or $name eq "")
        {
            if (weechat::config_boolean( $options{"short_names"} ) eq 1)
            {
                $name = $buffer->{"short_name"};
            }
            else
            {
                $name = $buffer->{"name"};
            }
        }
        if ( weechat::config_boolean($options{"core_to_front"}) eq 1)
        {
            if ( weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") ne "channel"  and
                 weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") ne "private" )
            {
                my $type = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type");
                if ( $type eq "" and $name ne "weechat")
                {
                    $name = " " . $name;
                }
                else
                {
                    $name = "  " . $name;
                }
            }
        }
        $key = sprintf("%s%08d", lc($name), $buffer->{"number"});
    }
    else
    {
        $key = sprintf("%08d", $number);
    }

    return $key;
}

# whether to skip this buffer
sub skip_buffer
{
    my ($buffer) = @_;
    return 0 if $buffer->{"active"};

    if ( weechat::config_string($options{"hide_merged_buffers"}) eq "server" and
       ($buffer->{"type"} eq "server" or $buffer->{"plugin_name"} eq "core") )
    {
        return 1;
    }
    if ( weechat::config_string($options{"hide_merged_buffers"}) eq "channel" and
       ($buffer->{"type"} eq "channel" or $buffer->{"plugin_name"} eq "core") )
    {
        return 1;
    }
    if ( weechat::config_string($options{"hide_merged_buffers"}) eq "private" and
       ($buffer->{"type"} eq "private" or $buffer->{"plugin_name"} eq "core") )
    {
        return 1;
    }
    if ( weechat::config_string($options{"hide_merged_buffers"}) eq "keepserver" and
       ($buffer->{"type"} ne "server" or $buffer->{"plugin_name"} eq "core") )
    {
        return 1;
    }
    if ( weechat::config_string($options{"hide_merged_buffers"}) eq "all" )
    {
        return 1;
    }

    return 0;
}

# truncate string from the end to $maxlength, 0 = don't truncate
sub truncate_end
{
    my ($name, $maxlength) = @_;
    if ($maxlength == 0)
    {
        return $name;
    }
    my $str = decode("UTF-8", $name);
    $str = substr($str, 0, $maxlength);
    $str = encode("UTF-8", $str);
    return $str;
}

# format one buffer name in buffers bar: truncate and add parentheses
sub format_name
{
    my ($buffer, $fg, $bg) = @_;
    my $output = "";
    my $crop_suffix = weechat::color( weechat::config_color($options{"color_number_char"}) ) . weechat::config_string($options{"name_crop_suffix"});
    my $maxlength = weechat::config_integer($options{"name_size_max"});

    my $name = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_custom_name");
    if (not defined $name or $name eq "")
    {
        if (weechat::config_boolean( $options{"short_names"} ) eq 1)
        {
            $name = $buffer->{"short_name"};
        }
        else
        {
            $name = $buffer->{"name"};
        }
    }

    if ( $buffer->{"type"} eq "channel" &&
         weechat::config_boolean($options{"mark_inactive"}) eq 1 &&
         $buffer->{"nicks_count"} == 0 &&
         $maxlength > 2 )
    {
        $output = weechat::color( weechat::config_color($options{"color_number_char"}) ).
                  "(".
                  weechat::color($fg).
                  weechat::color(",$bg").
                  truncate_end($name, $maxlength-2).
1061
                  (length(Encode::decode_utf8($name)) > $maxlength-2 ? $crop_suffix : "").
1062 1063 1064 1065 1066 1067 1068 1069
                  weechat::color( weechat::config_color($options{"color_number_char"}) ).
                  ")";
    }
    else
    {
        $output = weechat::color($fg).
                  weechat::color(",$bg").
                  truncate_end($name, $maxlength).
1070
                  (length(Encode::decode_utf8($name)) > $maxlength && $maxlength > 0 ? $crop_suffix : "");
1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226
    }

    return $output;
}

# get fg and bg for a buffer
sub get_colors
{
    my ($buffer, %hotlist) = @_;
    my $fg = weechat::config_color( $options{"color_default_fg"} );
    my $bg = weechat::config_color( $options{"color_default_bg"} );

    if ( weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") eq "private" )
    {
        if ( weechat::config_color($options{"queries_default_bg"}) ne "default" || weechat::config_color($options{"queries_default_fg"}) ne "default" )
        {
            $fg = weechat::config_color( $options{"queries_default_fg"} );
            $bg = weechat::config_color( $options{"queries_default_bg"} );
        }
    }
    # check for core and buffer with free content
    elsif ( weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") ne "channel" and
            weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") ne "private" )
    {
        $fg = weechat::config_color( $options{"color_none_channel_fg"} );
        $bg = weechat::config_color( $options{"color_none_channel_bg"} );
    }
    # default whitelist buffer?
    if (grep {$_ eq $buffer->{"name"}} @whitelist_buffers)
    {
        $fg = weechat::config_color( $options{"color_whitelist_default_fg"} );
        $bg = weechat::config_color( $options{"color_whitelist_default_bg"} );
    }

    $fg = "default" if ($fg eq "");
    $bg = "default" if ($bg eq "");

    # color for channel and query buffer
    if (exists $hotlist{$buffer->{"pointer"}})
    {
        delete $buffers_timer{$buffer->{"pointer"}};
        # check if buffer is in whitelist buffer
        if (grep {$_ eq $buffer->{"name"}} @whitelist_buffers)
        {
            $fg = weechat::config_color( $options{"color_whitelist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_fg"} );
            $bg = weechat::config_color( $options{"color_whitelist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_bg"} );
        }
        elsif ( weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type") eq "private" )
        {
            # queries_default_fg/bg and buffers.color.queries_message_fg/bg
            if ( weechat::config_color($options{"queries_highlight_fg"}) ne "default" ||
                 weechat::config_color($options{"queries_highlight_bg"}) ne "default" ||
                 weechat::config_color($options{"queries_message_fg"}) ne "default" ||
                 weechat::config_color($options{"queries_message_bg"}) ne "default" )
            {
                if ( ($hotlist{$buffer->{"pointer"}}) == 2 )
                {
                    $fg = weechat::config_color( $options{"queries_message_fg"} );
                    $bg = weechat::config_color( $options{"queries_message_bg"} );
                }

                elsif ( ($hotlist{$buffer->{"pointer"}}) == 3 )
                {
                    $fg = weechat::config_color( $options{"queries_highlight_fg"} );
                    $bg = weechat::config_color( $options{"queries_highlight_bg"} );
                }
            }
            else
            {
                $fg = weechat::config_color( $options{"color_hotlist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_fg"} );
                $bg = weechat::config_color( $options{"color_hotlist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_bg"} );
            }
        }
        else
        {
            $fg = weechat::config_color( $options{"color_hotlist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_fg"} );
            $bg = weechat::config_color( $options{"color_hotlist_".$hotlist_level{$hotlist{$buffer->{"pointer"}}}."_bg"} );
        }
    }

    if ($buffer->{"current_buffer"})
    {
        $fg = weechat::config_color( $options{"color_current_fg"} );
        $bg = weechat::config_color( $options{"color_current_bg"} );
    }
    return ($fg, $bg);
}

# get nick prefix of channel
sub nick_prefix
{
    my ($buffer) = @_;
    my $output = "";

    my $nickname = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_nick");
    if ($nickname eq "")
    {
        return "";
    }

    # with version >= 0.3.2, this infolist will return only nick
    # with older versions, whole nicklist is returned for buffer, and this can be very slow
    my $infolist_nick = weechat::infolist_get("nicklist", $buffer->{"pointer"}, "nick_".$nickname);
    if ($infolist_nick eq "")
    {
        return weechat::config_boolean($options{"show_prefix_empty"}) eq 1 && $buffer->{"type"} eq "channel" ? " " : "";
    }
    while (weechat::infolist_next($infolist_nick))
    {
        if ( (weechat::infolist_string($infolist_nick, "type") eq "nick")
            && (weechat::infolist_string($infolist_nick, "name") eq $nickname) )
        {
            my $prefix = weechat::infolist_string($infolist_nick, "prefix");
            if ( ($prefix eq " ") and (weechat::config_boolean($options{"show_prefix_empty"}) eq 0) )
            {
                last;
            }

            # with version >= 0.3.5, it is now a color name (for older versions: option name with color)
            if ($weechat_version >= 0x00030500)
            {
                $output .= weechat::color(weechat::infolist_string($infolist_nick, "prefix_color"));
            }
            else
            {
                $output .= weechat::color(weechat::config_color(
                                           weechat::config_get(
                                            weechat::infolist_string($infolist_nick, "prefix_color"))));
            }
            $output .= $prefix;
            last;
        }
    }
    weechat::infolist_free($infolist_nick);
    return $output;
}

# get all hotlist counts for a buffer
sub hotlist_counts
{
    my ($buffer, %hotlist) = @_;
    my $delim_color = weechat::color( weechat::config_color($options{"color_number_char"}) );
    my $counters = "";

    foreach my $counter ("low", "message", "private", "highlight")
    {
        if ($hotlist{$buffer."_count_${counter}"})
        {
            $counters =~ s/([0-9])$/$1,/;
            $counters .= weechat::color( weechat::config_color($options{"color_hotlist_${counter}_fg"}) ) . $hotlist{$buffer."_count_${counter}"};
        }
    }
    return " $delim_color($counters$delim_color)";
}

# buffers item
1227 1228 1229
sub build_buffers
{
    my $str = "";
1230

1231 1232
    # get bar position (left/right/top/bottom)
    my $position = "left";
1233 1234
    my $option_position = weechat::config_get("weechat.bar.buffers.position");
    if ($option_position ne "")
1235
    {
1236
        $position = weechat::config_string($option_position);
1237
    }
1238

1239 1240 1241 1242 1243
    # read hotlist
    my %hotlist;
    my $infolist = weechat::infolist_get("hotlist", "", "");
    while (weechat::infolist_next($infolist))
    {
1244
        $hotlist{weechat::infolist_pointer($infolist, "buffer_pointer")} =
1245
            weechat::infolist_integer($infolist, "priority");
1246
        if ( weechat::config_boolean( $options{"hotlist_counter"} ) eq 1 and $weechat_version >= 0x00030500 )
1247
        {
1248
            $hotlist{weechat::infolist_pointer($infolist, "buffer_pointer")."_count_low"} =
1249
                weechat::infolist_integer($infolist, "count_00");   # low message
1250
            $hotlist{weechat::infolist_pointer($infolist, "buffer_pointer")."_count_message"} =
1251
                weechat::infolist_integer($infolist, "count_01");   # channel message
1252
            $hotlist{weechat::infolist_pointer($infolist, "buffer_pointer")."_count_private"} =
1253
                weechat::infolist_integer($infolist, "count_02");   # private message
1254
            $hotlist{weechat::infolist_pointer($infolist, "buffer_pointer")."_count_highlight"} =
1255 1256
                weechat::infolist_integer($infolist, "count_03");   # highlight message
        }
1257 1258
    }
    weechat::infolist_free($infolist);
1259

1260
    # read buffers list
1261
    @buffers_focus = ();
1262 1263 1264 1265
    my @buffers;
    my @current1 = ();
    my @current2 = ();
    my $old_number = -1;
1266 1267
    my $max_number = 0;
    my $max_number_digits = 0;
1268
    my $active_seen = 0;
1269 1270
    my $current_time = time();

1271 1272
    $infolist = weechat::infolist_get("buffer", "", "");
    while (weechat::infolist_next($infolist))
1273
    {
1274
        # ignore hidden buffers (WeeChat >= 0.4.4)
1275
        if ($weechat_version >= 0x00040400 and weechat::infolist_integer($infolist, "hidden"))
1276
        {
1277
            next;
1278
        }
1279
        my $buffer;
1280 1281 1282 1283 1284 1285 1286 1287
        my $number = weechat::infolist_integer($infolist, "number");
        if ($number ne $old_number)
        {
            @buffers = (@buffers, @current2, @current1);
            @current1 = ();
            @current2 = ();
            $active_seen = 0;
        }
1288 1289 1290 1291
        if ($number > $max_number)
        {
            $max_number = $number;
        }
1292 1293 1294 1295 1296 1297 1298 1299 1300 1301
        $old_number = $number;
        my $active = weechat::infolist_integer($infolist, "active");
        if ($active)
        {
            $active_seen = 1;
        }
        $buffer->{"pointer"} = weechat::infolist_pointer($infolist, "pointer");
        $buffer->{"number"} = $number;
        $buffer->{"active"} = $active;
        $buffer->{"current_buffer"} = weechat::infolist_integer($infolist, "current_buffer");
1302
        $buffer->{"num_displayed"} = weechat::infolist_integer($infolist, "num_displayed");
1303
        $buffer->{"plugin_name"} = weechat::infolist_string($infolist, "plugin_name");
1304
        $buffer->{"name"} = weechat::infolist_string($infolist, "name");
1305 1306
        $buffer->{"short_name"} = weechat::infolist_string($infolist, "short_name");
        $buffer->{"full_name"} = $buffer->{"plugin_name"}.".".$buffer->{"name"};
1307
        $buffer->{"type"} = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type");
1308

1309 1310 1311
        # check if buffer is active (or maybe a /part, /kick channel)
        if ($buffer->{"type"} eq "channel" and weechat::config_boolean( $options{"mark_inactive"} ) eq 1)
        {
1312 1313
            my $server = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_server");
            my $channel = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_channel");
1314
            my $infolist_channel = weechat::infolist_get("irc_channel", "", "$server,$channel");
1315 1316 1317
            if ($infolist_channel)
            {
                weechat::infolist_next($infolist_channel);
1318
                $buffer->{"nicks_count"} = weechat::infolist_integer($infolist_channel, "nicks_count");
1319 1320
            }
            else
1321 1322 1323 1324 1325 1326
            {
                $buffer->{"nicks_count"} = 0;
            }
            weechat::infolist_free($infolist_channel);
        }

1327
        my $maxlevel = weechat::config_integer($options{"detach_buffer_immediately_level"});
1328 1329
        next if ( check_detach_buffer_immediately($buffer->{"name"}) eq 1
                 and $buffer->{"current_buffer"} eq 0
1330
                 and ( not exists $hotlist{$buffer->{"pointer"}} or $hotlist{$buffer->{"pointer"}} < $maxlevel) );          # checking for buffer to immediately detach
1331

1332
        if (check_immune_detached_buffers($buffer->{"name"}))
1333
        {
1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345
            if ($active_seen)
            {
                push(@current2, $buffer);
            }
            else
            {
                push(@current1, $buffer);
            }
        }
        else
        {
            my $detach_time = weechat::config_integer($options{"detach"});
1346 1347 1348
            # set timer for buffers with no hotlist action
            $buffers_timer{$buffer->{"pointer"}} = $current_time
             if ( not exists $hotlist{$buffer->{"pointer"}}
1349
             and $buffer->{"type"} eq "channel"
1350 1351 1352
             and not exists $buffers_timer{$buffer->{"pointer"}}
             and $detach_time > 0);

1353
            $buffers_timer{$buffer->{"pointer"}} = $current_time
1354 1355 1356 1357 1358
             if (weechat::config_boolean($options{"detach_query"}) eq 1
             and not exists $hotlist{$buffer->{"pointer"}}
             and $buffer->{"type"} eq "private"
             and not exists $buffers_timer{$buffer->{"pointer"}}
             and $detach_time > 0);
1359 1360

            $detach_time = 0
1361 1362
             if (weechat::config_boolean($options{"detach_query"}) eq 0
             and $buffer->{"type"} eq "private");
1363 1364 1365

            # free content buffer
            $buffers_timer{$buffer->{"pointer"}} = $current_time
1366 1367 1368 1369 1370 1371
             if (weechat::config_boolean($options{"detach_free_content"}) eq 1
             and not exists $hotlist{$buffer->{"pointer"}}
             and $buffer->{"type"} eq ""
             and not exists $buffers_timer{$buffer->{"pointer"}}
             and $detach_time > 0);

1372
            $detach_time = 0
1373 1374
             if (weechat::config_boolean($options{"detach_free_content"}) eq 0
             and $buffer->{"type"} eq "");
1375

1376 1377 1378 1379
            $detach_time = 0
             if (weechat::config_boolean($options{"mark_inactive"}) eq 1
             and defined $buffer->{"nicks_count"}
             and $buffer->{"nicks_count"} == 0);
1380

1381 1382
            # check for detach
            unless ( $buffer->{"current_buffer"} eq 0
1383 1384 1385 1386 1387
             and not exists $hotlist{$buffer->{"pointer"}}
             and exists $buffers_timer{$buffer->{"pointer"}}
             and $detach_time > 0
             and $weechat_version >= 0x00030800
             and $current_time - $buffers_timer{$buffer->{"pointer"}} >= $detach_time)
1388 1389 1390 1391 1392 1393 1394 1395 1396 1397
            {
                if ($active_seen)
                {
                    push(@current2, $buffer);
                }
                else
                {
                    push(@current1, $buffer);
                }
            }
1398
            elsif ( $buffer->{"current_buffer"} eq 0
1399 1400 1401 1402 1403 1404 1405 1406 1407 1408
             and not exists $hotlist{$buffer->{"pointer"}}
             and exists $buffers_timer{$buffer->{"pointer"}}
             and $detach_time > 0
             and $weechat_version >= 0x00030800
             and $current_time - $buffers_timer{$buffer->{"pointer"}} >= $detach_time
             and $buffer->{"num_displayed"} eq 1 # check for option detach_displayed_buffers and if buffer is displayed in a split window
             and weechat::config_boolean($options{"detach_displayed_buffers"}) eq 0 )
            {
                my $infolist_window = weechat::infolist_get("window", "", "");
                while (weechat::infolist_next($infolist_window))
1409
                {
1410 1411
                    my $buffer_ptr = weechat::infolist_pointer($infolist_window, "buffer");
                    if ($buffer_ptr eq $buffer->{"pointer"})
1412
                    {
1413
                        $buffer->{"window"} = weechat::infolist_integer($infolist_window, "number");
1414 1415
                    }
                }
1416 1417
                weechat::infolist_free($infolist_window);
                push(@current2, $buffer);
1418
            }
1419
        }
1420

1421
    } # end of while
1422

1423
    $max_number_digits = length($max_number);
1424 1425
    @buffers = (@buffers, @current2, @current1);
    weechat::infolist_free($infolist);
1426

1427 1428
    # sort buffers by number, name or shortname
    my %sorted_buffers;
1429 1430 1431

    my $number = 0;
    for my $buffer (@buffers)
1432
    {
1433 1434
        $sorted_buffers{key_of_buffer($buffer, $number)} = $buffer;
        $number++;
1435
    }
1436

1437 1438
    # build string with buffers
    $old_number = -1;
1439
    foreach my $key (sort keys %sorted_buffers)
1440
    {
1441
        my $buffer = $sorted_buffers{$key};
1442

1443
        if (skip_buffer($buffer))
1444
        {
1445
            next;
1446
        }
1447

1448
        push(@buffers_focus, $buffer);                                          # buffer > buffers_focus, for mouse support
1449

1450 1451
        my ($fg, $bg) = get_colors($buffer, %hotlist);
        my $color_bg = weechat::color(",$bg");
1452

1453
        if ( weechat::config_string($options{"show_prefix_bufname"}) ne "" )
1454
        {
1455 1456
            $str .= $color_bg.
                    weechat::color( weechat::config_color($options{"color_prefix_bufname"}) ).
1457 1458 1459 1460
                    weechat::config_string( $options{"show_prefix_bufname"} ).
                    weechat::color("default");
        }

1461
        if ( weechat::config_boolean($options{"show_number"}) eq 1 )   # on
1462
        {
1463
            if (( weechat::config_boolean( $options{"indenting_number"} ) eq 1)
1464 1465
                && (($position eq "left") || ($position eq "right")))
            {
1466 1467 1468
                $str .= weechat::color("default")
                        . $color_bg
                        . " " x ($max_number_digits - length($buffer->{"number"}));
1469
            }
1470

1471 1472
            if ($old_number ne $buffer->{"number"})
            {
1473 1474 1475 1476 1477 1478 1479 1480
                $str .= weechat::color( weechat::config_color($options{"color_number"}) )
                        .$color_bg
                        .$buffer->{"number"}
                        .weechat::color("default")
                        .$color_bg
                        .weechat::color( weechat::config_color($options{"color_number_char"}) )
                        .weechat::config_string( $options{"show_number_char"} )
                        .$color_bg;
1481 1482 1483
            }
            else
            {
1484 1485
                # Indentation aligns channels in a visually appealing way
                # when viewing list top-to-bottom...
1486
                my $indent = " " x length($buffer->{"number"}) . " ";
1487
                # ...except when list is top/bottom and channels left-to-right.
1488 1489 1490 1491 1492
                my $option_pos = weechat::config_string( weechat::config_get("weechat.bar.buffers.position") );
                if ( ($option_pos eq 'top') || ($option_pos eq 'bottom')
                    and weechat::config_string( weechat::config_get("weechat.bar.buffers.filling_top_bottom") ) =~ /horizontal/ )
                {
                    $indent = '';
1493
                }
1494
                $str .= weechat::color("default") . $color_bg . $indent;
1495
            }
1496
        }
1497

1498 1499
        if ( ( weechat::config_integer( $options{"indenting"} ) ne 0 )            # indenting NOT off
            && (($position eq "left") || ($position eq "right")) )
1500
        {
1501
            my $type = weechat::buffer_get_string($buffer->{"pointer"}, "localvar_type");
1502
            if (($type eq "channel") || ($type eq "private"))
1503
            {
1504 1505 1506
                if ( weechat::config_integer($options{"indenting"}) eq 2 # under_name