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265 lines (232 loc) · 8.95 KB
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# -*- coding: utf-8 -*-
#
# Copyright (c) 2009 by xt <xt@bash.no>
#
# Based on go.py by FlashCode
#
# 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
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
#
# Set screen title
# (this script requires WeeChat 0.3.0 or newer)
#
# History:
#
# 2023-01-08, Sébastien Helleu <flashcode@flashtux.org>
# version 0.7: send buffer pointer with signal "input_text_changed"
# 2019-10-31, Simmo Saan <simmo.saan@gmail.com>
# version 0.6: fix hook_command_run hooks not being unhooked
# 2019-07-11, Sébastien Helleu <flashcode@flashtux.org>
# version 0.5: make script compatible with Python 3
# 2019-07-11, Simmo Saan <simmo.saan@gmail.com>
# version 0.4: fix detection of "/input search_text_here"
# 2016-02-20, Simmo Saan <simmo.saan@gmail.com>
# version 0.3: add option to only display selected command
# 2010-01-19, xt <xt@bash.no>
# version 0.2: return max 9 commands
# 2009-06-10, xt <xt@bash.no>
# version 0.1: initial release
import weechat as w
import re
weechat = w
SCRIPT_NAME = "histsearch"
SCRIPT_AUTHOR = "xt <xt@bash.no>"
SCRIPT_VERSION = "0.7"
SCRIPT_LICENSE = "GPL3"
SCRIPT_DESC = "Quick search in command history (think ctrl-r in bash)"
SCRIPT_COMMAND = 'histsearch'
# script options
settings = {
"color_number" : "yellow,magenta",
"color_number_selected" : "yellow,red",
"color_name" : "black,cyan",
"color_name_selected" : "black,brown",
"color_name_highlight" : "red,cyan",
"color_name_highlight_selected": "red,brown",
"message" : "Command: ",
"display_selected_only" : "false",
}
# hooks management
hook_command_run = {
"input" : ("/input *", "command_run_input"),
"buffer": ("/buffer *", "command_run_buffer"),
"window": ("/window *", "command_run_window"),
}
hooks = {}
# input before command (we'll restore it later)
saved_input = ""
# last user input (if changed, we'll update list of matching commands)
old_input = None
# matching buffers
commands = []
command_pos = 0
if w.register(SCRIPT_NAME, SCRIPT_AUTHOR, SCRIPT_VERSION, SCRIPT_LICENSE,
SCRIPT_DESC, "", ""):
weechat.hook_command(SCRIPT_COMMAND, "Quick search in command history", "",
"You can bind command to a key, for example:\n /key bind meta-e /histsearch\n\n" +
"You can use completion key (commonly Tab and shift-Tab) to select " +
"next/previous command in list.",
"", "histsearch_cmd", "")
for option, default_value in settings.items():
if w.config_get_plugin(option) == "":
w.config_set_plugin(option, default_value)
def unhook_one(hook):
""" Unhook something hooked by this script """
global hooks
if hook in hooks:
w.unhook(hooks[hook])
del hooks[hook]
def unhook_all():
""" Unhook all """
global hook_command_run
unhook_one("modifier")
for hook in hook_command_run.keys():
unhook_one(hook)
return w.WEECHAT_RC_OK
def hook_all():
""" Hook command_run and modifier """
global hook_command_run, hooks
for hook, value in hook_command_run.items():
if hook not in hooks:
hooks[hook] = w.hook_command_run(value[0], value[1], "")
if "modifier" not in hooks:
hooks["modifier"] = w.hook_modifier(
"input_text_display_with_cursor", "input_modifier", "")
def histsearch_start(buffer):
""" Start histsearch on buffer """
global saved_input, old_input, commands_pos
hook_all()
saved_input = w.buffer_get_string(buffer, "input")
w.buffer_set(buffer, "input", "")
old_input = None
commands_pos = 0
def histsearch_end(buffer):
""" End histsearch on buffer """
global saved_input, old_input
unhook_all()
w.buffer_set(buffer, "input", saved_input)
old_input = None
def get_matching_commands(input):
""" Return list with commands matching user input """
global commands_pos
clist = []
if len(input) == 0:
commands_pos = 0
return []
input = input.lower()
infolist = w.infolist_get("history", "", "")
while w.infolist_next(infolist):
text = w.infolist_string(infolist, "text")
matching = input in text
#if not matching and input.isdigit():
# matching = str(number).startswith(input)
if len(clist) > 9:
# Return max 10 commands
break
if len(input) == 0 or matching:
if not text in clist:
clist.append(text)
w.infolist_free(infolist)
return clist
def get_command_string(commands, pos, input):
''' Build the string that is displayed on input bar '''
global settings
colors = {}
returnstr = ''
for option in settings:
colors[option] = weechat.config_get_plugin(option)
for i, command in enumerate(commands):
selected = ''
if i == pos:
selected = "_selected"
if weechat.config_string_to_boolean(weechat.config_get_plugin("display_selected_only")):
if not selected:
continue
index = command.find(input)
index2 = index + len(input)
returnstr += ' ' + \
weechat.color(colors["color_number" + selected]) + str(i) + \
weechat.color(colors["color_name" + selected]) + command[:index] + \
weechat.color(colors["color_name_highlight" + selected]) + command[index:index2] + \
weechat.color(colors["color_name" + selected]) + command[index2:] + \
weechat.color("reset")
if i > 10:
# Display max 10 commands
break
return returnstr
def input_modifier(data, modifier, modifier_data, string):
""" This modifier is called when input text item is built by WeeChat
(commonly after changes in input or cursor move), it builds new input with
prefix ("Commands:"), and suffix (list of commands found) """
global old_input, commands, commands_pos
if modifier_data != w.current_buffer():
return ""
input = w.string_remove_color(string, "")
input = input.strip()
if old_input == None or input != old_input:
old_commands = commands
commands = get_matching_commands(input)
if commands != old_commands and len(input) > 0:
commands_pos = 0
old_input = input
commandstr = get_command_string(commands, commands_pos, input)
return w.config_get_plugin("message") + string + commandstr
def command_run_input(data, buffer, command):
""" Function called when a command "/input xxxx" is run """
global commands, commands_pos
if command.startswith('/input search_text') or command.startswith('/input jump'):
# search text or jump to another buffer is forbidden now
return w.WEECHAT_RC_OK_EAT
elif command == "/input complete_next":
# choose next buffer in list
commands_pos += 1
if commands_pos >= len(commands):
commands_pos = 0
w.hook_signal_send("input_text_changed",
w.WEECHAT_HOOK_SIGNAL_POINTER, buffer)
return w.WEECHAT_RC_OK_EAT
elif command == "/input complete_previous":
# choose previous buffer in list
commands_pos -= 1
if commands_pos < 0:
commands_pos = len(commands) - 1
w.hook_signal_send("input_text_changed",
w.WEECHAT_HOOK_SIGNAL_POINTER, buffer)
return w.WEECHAT_RC_OK_EAT
elif command == "/input return":
# As in enter was pressed.
# Put the current command on the input bar
histsearch_end(buffer)
if len(commands) > 0:
w.command(buffer, "/input insert " + commands[commands_pos])
return w.WEECHAT_RC_OK_EAT
return w.WEECHAT_RC_OK
def command_run_buffer(data, buffer, command):
""" Function called when a command "/buffer xxxx" is run """
return w.WEECHAT_RC_OK_EAT
def command_run_window(data, buffer, command):
""" Function called when a command "/buffer xxxx" is run """
return w.WEECHAT_RC_OK_EAT
def histsearch_cmd(data, buffer, args):
""" Command "/histsearch": just hook what we need """
global hooks
if "modifier" in hooks:
histsearch_end(buffer)
else:
histsearch_start(buffer)
return w.WEECHAT_RC_OK
def histsearch_unload_script():
""" Function called when script is unloaded """
unhook_all()
return w.WEECHAT_RC_OK
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