Home

Script: completion.py

Custom word completions. (for WeeChat ≥ 0.3.1)
Author: m4v, version 0.2, GPL3 — added: 2010-01-28, updated: 2010-05-19
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
# -*- coding: utf-8 -*-
###
# Copyright (c) 2010 by Elián Hanisch <lambdae2@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 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/>.
###

###
#
#   This scripts adds word completion, like irssi's /completion
#   (depends on WeeChat 0.3.1 or newer)
#
#   Commands:
#   * /completion: see /help completion
#
#
#   Settings:
#   * plugins.var.python.completion.replace_values:
#     Completion list, it shouldn't be edited by hand.
#
#
#   History:
#   2010-05-08
#   version 0.2:
#   * complete any word behind the cursor, not just the last one in input line.
#   * change script display name 'completion' to 'cmpl'.
#
#   2010-01-26
#   version 0.1: release
#
###

try:
    import weechat
    WEECHAT_RC_OK = weechat.WEECHAT_RC_OK
    import_ok = True
except ImportError:
    print "This script must be run under WeeChat."
    print "Get WeeChat now at: http://www.weechat.org/"
    import_ok = False

SCRIPT_NAME    = "completion"
SCRIPT_AUTHOR  = "Elián Hanisch <lambdae2@gmail.com>"
SCRIPT_VERSION = "0.2"
SCRIPT_LICENSE = "GPL3"
SCRIPT_DESC    = "Word completions for WeeChat"
SCRIPT_COMMAND = "completion"

### Config ###
settings = {
'replace_values':''
}

### Messages ###
def decode(s):
    if isinstance(s, str):
        s = s.decode('utf-8')
    return s

def encode(u):
    if isinstance(u, unicode):
        u = u.encode('utf-8')
    return u

def debug(s, prefix='', buffer=None):
    """Debug msg"""
    #if not weechat.config_get_plugin('debug'): return
    if buffer is None:
        buffer_name = 'DEBUG_' + SCRIPT_NAME
        buffer = weechat.buffer_search('python', buffer_name)
        if not buffer:
            buffer = weechat.buffer_new(buffer_name, '', '', '', '')
            weechat.buffer_set(buffer, 'nicklist', '0')
            weechat.buffer_set(buffer, 'time_for_each_line', '0')
            weechat.buffer_set(buffer, 'localvar_set_no_log', '1')
    s = encode(s)
    weechat.prnt(buffer, '%s\t%s' %(prefix, s))

def error(s, prefix=None, buffer='', trace=''):
    """Error msg"""
    prefix = prefix or script_nick
    s = encode(s)
    weechat.prnt(buffer, '%s%s %s' %(weechat.prefix('error'), prefix, s))
    if weechat.config_get_plugin('debug'):
        if not trace:
            import traceback
            if traceback.sys.exc_type:
                trace = traceback.format_exc()
        not trace or weechat.prnt('', trace)

def say(s, prefix=None, buffer=''):
    """normal msg"""
    prefix = prefix or script_nick
    s = encode(s)
    weechat.prnt(buffer, '%s\t%s' %(prefix, s))

print_replace = lambda k,v : say('%s %s=>%s %s' %(k, color_delimiter, color_reset, v))

### Config functions ###
class UTFDict(dict):
    decode = staticmethod(decode)
    encode = staticmethod(encode)

    def __init__(self, d={}):
        dict.__init__(self)
        for k, v in d.iteritems():
            self[k] = v

    def __setitem__(self, k, v):
        k = self.decode(k)
        v = self.decode(v)
        dict.__setitem__(self, k, v)

    def __getitem__(self, k):
        k = self.decode(k)
        return dict.__getitem__(self, k)

    def __delitem__(self, k):
        k = self.decode(k)
        dict.__delitem__(self, k)

    def __contains__(self, k):
        k = self.decode(k)
        return dict.__contains__(self, k)

    def __str__(self):
        values = [ '%s=>%s' %(k, v) for k, v in self.iteritems() ]
        values = ';;'.join(values)
        return self.encode(values)


def get_config_dict(config):
    value = weechat.config_get_plugin(config)
    if not value:
        return {}
    values = value.split(';;')
    values = map(lambda s: s.split('=>'), values)
    #debug(values)
    return dict(values)

def load_replace_table():
    global replace_table
    replace_table = UTFDict(get_config_dict('replace_values'))

def save_replace_table():
    global replace_table
    weechat.config_set_plugin('replace_values', str(replace_table))

### Commands ###
def cmd_completion(data, buffer, args):
    global replace_table
    if not args:
        if replace_table:
            for k, v in replace_table.iteritems():
                print_replace(k, v)
        else:
            say('No completions.')
        return WEECHAT_RC_OK
    cmd, space, args = args.partition(' ')
    if cmd == 'add':
        word, space, text = args.partition(' ')
        k, v = word.strip(), text.strip()
        replace_table[k] = v
        save_replace_table()
        say('added: %s %s=>%s %s' %(k, color_delimiter, color_reset, v))
    elif cmd == 'del':
        k = args.strip()
        try:
            del replace_table[k]
            save_replace_table()
            say("completion for '%s' deleted." %k)
            save_replace_table()
        except KeyError:
            error("completion for '%s' not found." %k)
    return WEECHAT_RC_OK

### Completion ###
def completion_replacer(data, completion_item, buffer, completion):
    global replace_table
    pos = weechat.buffer_get_integer(buffer, 'input_pos')
    input = decode(weechat.buffer_get_string(buffer, 'input'))
    #debug('%r %s %s' %(input, len(input), pos))
    if pos > 0 and (pos == len(input) or input[pos] == ' '):
        n = input.rfind(' ', 0, pos)
        word = input[n+1:pos]
        #debug(repr(word))
        if word in replace_table:
            replace = replace_table[word]
            if pos >= len(input.strip()):
                # cursor is in the end of line, append a space
                replace += ' '
            n = len(word)
            input = '%s%s%s' %(input[:pos-n], replace, input[pos:])
            weechat.buffer_set(buffer, 'input', encode(input))
            weechat.buffer_set(buffer, 'input_pos', str(pos - n + len(replace)))
    return WEECHAT_RC_OK

def completion_keys(data, completion_item, buffer, completion):
    global replace_table
    for k in replace_table:
        weechat.hook_completion_list_add(completion, encode(k), 0, weechat.WEECHAT_LIST_POS_SORT)
    return WEECHAT_RC_OK

### Main ###
if __name__ == '__main__' and import_ok and \
        weechat.register(SCRIPT_NAME, SCRIPT_AUTHOR, SCRIPT_VERSION, SCRIPT_LICENSE, \
        SCRIPT_DESC, '', ''):

    # colors
    color_delimiter   = weechat.color('chat_delimiters')
    color_script_nick = weechat.color('chat_nick')
    color_reset   = weechat.color('reset')

    # pretty [SCRIPT_NAME]
    script_nick = '%s[%s%s%s]%s' %(color_delimiter, color_script_nick, 'cmpl', color_delimiter,
            color_reset)

    version = weechat.info_get('version', '')
    if version == '0.3.0':
        error('WeeChat 0.3.1 or newer is required for this script.')
    else:
        # settings
        for opt, val in settings.iteritems():
            if not weechat.config_is_set_plugin(opt):
                weechat.config_set_plugin(opt, val)

        load_replace_table()

        completion_template = 'completion_script'
        weechat.hook_completion(completion_template,
                "Replaces last word in input by its configured value.", 'completion_replacer', '')
        weechat.hook_completion('completion_keys', "Words in completion list.", 'completion_keys', '')

        weechat.hook_command(SCRIPT_COMMAND, SCRIPT_DESC , "[add <word> <text>|del <word>]",
"""
add: adds a new completion, <word> => <text>.
del: deletes a completion.
Without arguments it displays current completions.

<word> will be replaced by <text> when pressing tab in input line,
where <word> is any word currently behind the cursor.

Setup:
For this script to work, you must add the template
%%(%(completion)s) to the default completion template, use:
/set weechat.completion.default_template "%%(nicks)|%%(irc_channels)|%%(%(completion)s)"

Examples:
/%(command)s add wee WeeChat (typing wee<tab> will replace 'wee' by 'WeeChat')
/%(command)s add weeurl http://www.weechat.org/
/%(command)s add test This is a test!
""" %dict(completion=completion_template, command=SCRIPT_COMMAND),
            'add|del %(completion_keys)', 'cmd_completion', '')

# vim:set shiftwidth=4 tabstop=4 softtabstop=4 expandtab textwidth=100: