1 | /********************************************************************\ |
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2 | * BitlBee -- An IRC to other IM-networks gateway * |
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3 | * * |
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4 | * Copyright 2002-2010 Wilmer van der Gaast and others * |
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5 | \********************************************************************/ |
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6 | |
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7 | /* The IRC-based UI - Representing (virtual) channels. */ |
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8 | |
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9 | /* |
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10 | This program is free software; you can redistribute it and/or modify |
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11 | it under the terms of the GNU General Public License as published by |
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12 | the Free Software Foundation; either version 2 of the License, or |
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13 | (at your option) any later version. |
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14 | |
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15 | This program is distributed in the hope that it will be useful, |
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16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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18 | GNU General Public License for more details. |
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19 | |
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20 | You should have received a copy of the GNU General Public License with |
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21 | the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL; |
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22 | if not, write to the Free Software Foundation, Inc., 59 Temple Place, |
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23 | Suite 330, Boston, MA 02111-1307 USA |
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24 | */ |
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25 | |
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26 | #include "bitlbee.h" |
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27 | |
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28 | static const struct irc_channel_funcs control_channel_funcs; |
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29 | |
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30 | irc_channel_t *irc_channel_new( irc_t *irc, const char *name ) |
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31 | { |
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32 | irc_channel_t *ic; |
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33 | |
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34 | if( strchr( CTYPES, name[0] ) == NULL || !nick_ok( name + 1 ) ) |
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35 | return NULL; |
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36 | |
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37 | ic = g_new0( irc_channel_t, 1 ); |
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38 | ic->f = &control_channel_funcs; |
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39 | ic->irc = irc; |
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40 | ic->name = g_strdup( name ); |
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41 | strcpy( ic->mode, CMODE ); |
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42 | |
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43 | irc_channel_add_user( ic, irc->root ); |
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44 | |
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45 | irc->channels = g_slist_prepend( irc->channels, ic ); |
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46 | |
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47 | return ic; |
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48 | } |
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49 | |
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50 | irc_channel_t *irc_channel_by_name( irc_t *irc, const char *name ) |
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51 | { |
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52 | GSList *l; |
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53 | |
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54 | for( l = irc->channels; l; l = l->next ) |
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55 | { |
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56 | irc_channel_t *ic = l->data; |
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57 | |
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58 | if( name[0] == ic->name[0] && nick_cmp( name + 1, ic->name + 1 ) == 0 ) |
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59 | return ic; |
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60 | } |
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61 | |
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62 | return NULL; |
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63 | } |
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64 | |
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65 | int irc_channel_free( irc_channel_t *ic ) |
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66 | { |
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67 | irc_t *irc = ic->irc; |
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68 | |
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69 | if( ic->flags & IRC_CHANNEL_JOINED ) |
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70 | irc_channel_del_user( ic, irc->user ); |
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71 | |
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72 | irc->channels = g_slist_remove( irc->channels, ic ); |
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73 | g_slist_free( ic->users ); |
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74 | |
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75 | g_free( ic->name ); |
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76 | g_free( ic->topic ); |
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77 | g_free( ic ); |
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78 | |
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79 | return 1; |
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80 | } |
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81 | |
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82 | int irc_channel_add_user( irc_channel_t *ic, irc_user_t *iu ) |
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83 | { |
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84 | if( g_slist_find( ic->users, iu ) != NULL ) |
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85 | return 0; |
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86 | |
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87 | ic->users = g_slist_insert_sorted( ic->users, iu, irc_user_cmp ); |
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88 | |
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89 | if( iu == ic->irc->user || ic->flags & IRC_CHANNEL_JOINED ) |
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90 | { |
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91 | ic->flags |= IRC_CHANNEL_JOINED; |
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92 | irc_send_join( ic, iu ); |
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93 | } |
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94 | |
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95 | return 1; |
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96 | } |
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97 | |
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98 | int irc_channel_del_user( irc_channel_t *ic, irc_user_t *iu ) |
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99 | { |
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100 | if( g_slist_find( ic->users, iu ) == NULL ) |
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101 | return 0; |
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102 | |
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103 | ic->users = g_slist_remove( ic->users, iu ); |
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104 | |
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105 | if( ic->flags & IRC_CHANNEL_JOINED ) |
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106 | irc_send_part( ic, iu, "" ); |
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107 | |
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108 | if( iu == ic->irc->user ) |
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109 | ic->flags &= ~IRC_CHANNEL_JOINED; |
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110 | |
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111 | return 1; |
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112 | } |
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113 | |
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114 | int irc_channel_set_topic( irc_channel_t *ic, const char *topic, const irc_user_t *iu ) |
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115 | { |
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116 | g_free( ic->topic ); |
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117 | ic->topic = g_strdup( topic ); |
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118 | |
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119 | g_free( ic->topic_who ); |
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120 | if( iu ) |
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121 | ic->topic_who = g_strdup_printf( "%s!%s@%s", iu->nick, iu->user, iu->host ); |
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122 | else |
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123 | ic->topic_who = NULL; |
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124 | |
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125 | ic->topic_time = time( NULL ); |
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126 | |
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127 | if( ic->flags & IRC_CHANNEL_JOINED ) |
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128 | irc_send_topic( ic, TRUE ); |
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129 | |
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130 | return 1; |
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131 | } |
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132 | |
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133 | gboolean irc_channel_name_ok( const char *name ) |
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134 | { |
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135 | return strchr( CTYPES, name[0] ) != NULL && nick_ok( name + 1 ); |
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136 | } |
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137 | |
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138 | /* Channel-type dependent functions, for control channels: */ |
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139 | static gboolean control_channel_privmsg( irc_channel_t *ic, const char *msg ) |
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140 | { |
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141 | char cmd[strlen(msg)+1]; |
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142 | |
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143 | g_free( ic->irc->last_root_cmd ); |
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144 | ic->irc->last_root_cmd = g_strdup( ic->name ); |
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145 | |
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146 | strcpy( cmd, msg ); |
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147 | root_command_string( ic->irc, cmd ); |
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148 | |
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149 | return TRUE; |
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150 | } |
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151 | |
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152 | static const struct irc_channel_funcs control_channel_funcs = { |
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153 | control_channel_privmsg, |
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154 | }; |
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