[7daec06] | 1 | /* |
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| 2 | * skype.c - Skype plugin for BitlBee |
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| 3 | * |
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| 4 | * Copyright (c) 2007 by Miklos Vajna <vmiklos@frugalware.org> |
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[f06e3ac] | 5 | * |
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[7daec06] | 6 | * Several ideas are used from the BitlBee Jabber plugin, which is |
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| 7 | * |
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| 8 | * Copyright (c) 2006 by Wilmer van der Gaast <wilmer@gaast.net> |
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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 |
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| 21 | * along with this program; if not, write to the Free Software |
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| 22 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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| 23 | * USA. |
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[f06e3ac] | 24 | */ |
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[7daec06] | 25 | |
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[f06e3ac] | 26 | #include <stdio.h> |
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[ed2e37f] | 27 | #include <poll.h> |
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[f06e3ac] | 28 | #include <bitlbee.h> |
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| 29 | |
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| 30 | #define SKYPE_PORT_DEFAULT "2727" |
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| 31 | |
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[7daec06] | 32 | /* |
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| 33 | * Structures |
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| 34 | */ |
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| 35 | |
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[f06e3ac] | 36 | struct skype_data |
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| 37 | { |
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| 38 | struct im_connection *ic; |
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[a3d6427] | 39 | char *username; |
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[f06e3ac] | 40 | int fd; |
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[877b6f4] | 41 | int r_inpa; |
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[7daec06] | 42 | /* When we receive a new message id, we query the handle, then the |
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| 43 | * body. Store the handle here so that we imcb_buddy_msg() when we got |
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| 44 | * the body. */ |
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[77c1abe] | 45 | char *handle; |
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[f06e3ac] | 46 | }; |
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| 47 | |
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[adce2de] | 48 | struct skype_away_state |
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| 49 | { |
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| 50 | char *code; |
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| 51 | char *full_name; |
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| 52 | }; |
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| 53 | |
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[7daec06] | 54 | struct skype_buddy_ask_data |
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| 55 | { |
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| 56 | struct im_connection *ic; |
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| 57 | char *handle; |
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| 58 | }; |
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| 59 | |
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| 60 | /* |
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| 61 | * Tables |
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| 62 | */ |
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| 63 | |
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[adce2de] | 64 | const struct skype_away_state skype_away_state_list[] = |
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| 65 | { |
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| 66 | { "ONLINE", "Online" }, |
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| 67 | { "SKYPEME", "Skype Me" }, |
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| 68 | { "AWAY", "Away" }, |
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| 69 | { "NA", "Not available" }, |
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| 70 | { "DND", "Do Not Disturb" }, |
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| 71 | { "INVISIBLE", "Invisible" }, |
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[23411c6] | 72 | { "OFFLINE", "Offline" }, |
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| 73 | { NULL, NULL} |
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[adce2de] | 74 | }; |
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| 75 | |
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[7daec06] | 76 | /* |
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| 77 | * Functions |
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| 78 | */ |
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[d3cbd17] | 79 | |
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[f06e3ac] | 80 | static void skype_init( account_t *acc ) |
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| 81 | { |
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| 82 | set_t *s; |
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| 83 | |
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| 84 | s = set_add( &acc->set, "port", SKYPE_PORT_DEFAULT, set_eval_int, acc ); |
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| 85 | s->flags |= ACC_SET_OFFLINE_ONLY; |
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| 86 | |
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| 87 | s = set_add( &acc->set, "server", NULL, set_eval_account, acc ); |
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| 88 | s->flags |= ACC_SET_NOSAVE | ACC_SET_OFFLINE_ONLY; |
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| 89 | } |
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| 90 | |
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| 91 | int skype_write( struct im_connection *ic, char *buf, int len ) |
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| 92 | { |
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| 93 | struct skype_data *sd = ic->proto_data; |
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[1fb89e3] | 94 | struct pollfd pfd[1]; |
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| 95 | |
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| 96 | pfd[0].fd = sd->fd; |
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| 97 | pfd[0].events = POLLOUT; |
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[f06e3ac] | 98 | |
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[7daec06] | 99 | /* This poll is necessary or we'll get a SIGPIPE when we write() to |
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| 100 | * sd->fd. */ |
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[1fb89e3] | 101 | poll(pfd, 1, 1000); |
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| 102 | if(pfd[0].revents & POLLHUP) |
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| 103 | { |
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| 104 | imcb_error( ic, "Could not connect to server" ); |
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| 105 | imc_logout( ic, TRUE ); |
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| 106 | return FALSE; |
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| 107 | } |
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[9fd4241] | 108 | write( sd->fd, buf, len ); |
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[f06e3ac] | 109 | |
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[9fd4241] | 110 | return TRUE; |
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[f06e3ac] | 111 | } |
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| 112 | |
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[d3cbd17] | 113 | static void skype_buddy_ask_yes( gpointer w, struct skype_buddy_ask_data *bla ) |
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| 114 | { |
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| 115 | char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED TRUE", bla->handle); |
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| 116 | skype_write( bla->ic, buf, strlen( buf ) ); |
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| 117 | g_free(buf); |
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| 118 | g_free(bla->handle); |
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| 119 | g_free(bla); |
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| 120 | } |
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| 121 | |
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| 122 | static void skype_buddy_ask_no( gpointer w, struct skype_buddy_ask_data *bla ) |
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| 123 | { |
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| 124 | char *buf = g_strdup_printf("SET USER %s ISAUTHORIZED FALSE", bla->handle); |
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| 125 | skype_write( bla->ic, buf, strlen( buf ) ); |
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| 126 | g_free(buf); |
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| 127 | g_free(bla->handle); |
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| 128 | g_free(bla); |
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| 129 | } |
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| 130 | |
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| 131 | void skype_buddy_ask( struct im_connection *ic, char *handle, char *message) |
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| 132 | { |
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| 133 | struct skype_buddy_ask_data *bla = g_new0( struct skype_buddy_ask_data, 1 ); |
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| 134 | char *buf; |
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| 135 | |
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| 136 | bla->ic = ic; |
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| 137 | bla->handle = g_strdup(handle); |
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| 138 | |
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| 139 | buf = g_strdup_printf( "The user %s wants to add you to his/her buddy list, saying: '%s'.", handle, message); |
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| 140 | imcb_ask( ic, buf, bla, skype_buddy_ask_yes, skype_buddy_ask_no ); |
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| 141 | g_free( buf ); |
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| 142 | } |
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| 143 | |
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[1323e36] | 144 | static gboolean skype_read_callback( gpointer data, gint fd, b_input_condition cond ) |
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| 145 | { |
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| 146 | struct im_connection *ic = data; |
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| 147 | struct skype_data *sd = ic->proto_data; |
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| 148 | char buf[1024]; |
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| 149 | int st; |
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[9fd4241] | 150 | char **lines, **lineptr, *line, *ptr; |
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[1323e36] | 151 | |
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[98bca36] | 152 | if( !sd || sd->fd == -1 ) |
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[1323e36] | 153 | return FALSE; |
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[7daec06] | 154 | /* Read the whole data. */ |
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[1323e36] | 155 | st = read( sd->fd, buf, sizeof( buf ) ); |
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| 156 | if( st > 0 ) |
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| 157 | { |
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| 158 | buf[st] = '\0'; |
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[7daec06] | 159 | /* Then split it up to lines. */ |
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[9fd4241] | 160 | lines = g_strsplit(buf, "\n", 0); |
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| 161 | lineptr = lines; |
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| 162 | while((line = *lineptr)) |
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| 163 | { |
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| 164 | if(!strlen(line)) |
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| 165 | break; |
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| 166 | if(!strncmp(line, "USERS ", 6)) |
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| 167 | { |
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| 168 | char **i; |
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| 169 | char **nicks; |
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| 170 | |
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| 171 | nicks = g_strsplit(line + 6, ", ", 0); |
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| 172 | i = nicks; |
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| 173 | while(*i) |
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| 174 | { |
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| 175 | g_snprintf(buf, 1024, "GET USER %s ONLINESTATUS\n", *i); |
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| 176 | skype_write( ic, buf, strlen( buf ) ); |
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| 177 | i++; |
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| 178 | } |
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| 179 | g_strfreev(nicks); |
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| 180 | } |
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| 181 | else if(!strncmp(line, "USER ", 5)) |
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| 182 | { |
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[adce2de] | 183 | int flags = 0; |
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[be975f8] | 184 | char *status = strrchr(line, ' '); |
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| 185 | char *user = strchr(line, ' '); |
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[adce2de] | 186 | status++; |
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[be975f8] | 187 | ptr = strchr(++user, ' '); |
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| 188 | *ptr = '\0'; |
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[6627d92] | 189 | ptr++; |
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[7daec06] | 190 | if(!strncmp(ptr, "ONLINESTATUS ", 13) && |
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| 191 | strcmp(user, sd->username) != 0 |
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| 192 | && strcmp(user, "echo123") != 0) |
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[a3d6427] | 193 | { |
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| 194 | ptr = g_strdup_printf("%s@skype.com", user); |
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| 195 | imcb_add_buddy(ic, ptr, NULL); |
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| 196 | if(strcmp(status, "OFFLINE") != 0) |
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| 197 | flags |= OPT_LOGGED_IN; |
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| 198 | if(strcmp(status, "ONLINE") != 0 && strcmp(status, "SKYPEME") != 0) |
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| 199 | flags |= OPT_AWAY; |
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| 200 | imcb_buddy_status(ic, ptr, flags, NULL, NULL); |
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| 201 | g_free(ptr); |
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| 202 | } |
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[d3cbd17] | 203 | else if(!strncmp(ptr, "RECEIVEDAUTHREQUEST ", 20)) |
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| 204 | { |
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| 205 | char *message = ptr + 20; |
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| 206 | if(strlen(message)) |
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| 207 | skype_buddy_ask(ic, user, message); |
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| 208 | } |
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| 209 | else if(!strncmp(ptr, "BUDDYSTATUS ", 12)) |
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| 210 | { |
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| 211 | char *st = ptr + 12; |
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| 212 | if(!strcmp(st, "3")) |
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| 213 | { |
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| 214 | char *buf = g_strdup_printf("%s@skype.com", user); |
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| 215 | imcb_add_buddy(ic, buf, NULL); |
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| 216 | g_free(buf); |
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| 217 | } |
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| 218 | } |
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[9fd4241] | 219 | } |
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[77c1abe] | 220 | else if(!strncmp(line, "CHATMESSAGE ", 12)) |
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| 221 | { |
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| 222 | char *id = strchr(line, ' '); |
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| 223 | if(++id) |
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| 224 | { |
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| 225 | char *info = strchr(id, ' '); |
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| 226 | *info = '\0'; |
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| 227 | info++; |
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| 228 | if(!strcmp(info, "STATUS RECEIVED")) |
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| 229 | { |
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[7daec06] | 230 | /* New message ID: |
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| 231 | * (1) Request its from field |
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| 232 | * (2) Request its body |
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| 233 | * (3) Mark it as seen |
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| 234 | */ |
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[77c1abe] | 235 | g_snprintf(buf, 1024, "GET CHATMESSAGE %s FROM_HANDLE\n", id); |
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| 236 | skype_write( ic, buf, strlen( buf ) ); |
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| 237 | g_snprintf(buf, 1024, "GET CHATMESSAGE %s BODY\n", id); |
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| 238 | skype_write( ic, buf, strlen( buf ) ); |
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[62bb4e4] | 239 | g_snprintf(buf, 1024, "SET CHATMESSAGE %s SEEN\n", id); |
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| 240 | skype_write( ic, buf, strlen( buf ) ); |
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[77c1abe] | 241 | } |
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| 242 | else if(!strncmp(info, "FROM_HANDLE ", 12)) |
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| 243 | { |
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| 244 | info += 12; |
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[7daec06] | 245 | /* New from field value. Store |
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| 246 | * it, then we can later use it |
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| 247 | * when we got the message's |
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| 248 | * body. */ |
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[77c1abe] | 249 | sd->handle = g_strdup_printf("%s@skype.com", info); |
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| 250 | } |
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| 251 | else if(!strncmp(info, "BODY ", 5)) |
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| 252 | { |
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| 253 | info += 5; |
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[ed2e37f] | 254 | if(sd->handle) |
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[7daec06] | 255 | { |
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| 256 | /* New body, we have everything to use imcb_buddy_msg() now! */ |
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[ed2e37f] | 257 | imcb_buddy_msg(ic, sd->handle, info, 0, 0); |
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[7daec06] | 258 | g_free(sd->handle); |
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| 259 | sd->handle = NULL; |
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| 260 | } |
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[77c1abe] | 261 | } |
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| 262 | } |
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| 263 | } |
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[9fd4241] | 264 | lineptr++; |
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| 265 | } |
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| 266 | g_strfreev(lines); |
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[1323e36] | 267 | } |
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| 268 | else if( st == 0 || ( st < 0 && !sockerr_again() ) ) |
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| 269 | { |
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| 270 | closesocket( sd->fd ); |
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| 271 | sd->fd = -1; |
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| 272 | |
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| 273 | imcb_error( ic, "Error while reading from server" ); |
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| 274 | imc_logout( ic, TRUE ); |
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| 275 | return FALSE; |
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| 276 | } |
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| 277 | return TRUE; |
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| 278 | } |
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| 279 | |
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[f06e3ac] | 280 | gboolean skype_start_stream( struct im_connection *ic ) |
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| 281 | { |
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[1323e36] | 282 | struct skype_data *sd = ic->proto_data; |
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[f06e3ac] | 283 | char *buf; |
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| 284 | int st; |
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| 285 | |
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[1fb89e3] | 286 | if(!sd) |
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| 287 | return FALSE; |
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| 288 | |
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[1323e36] | 289 | if( sd->r_inpa <= 0 ) |
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| 290 | sd->r_inpa = b_input_add( sd->fd, GAIM_INPUT_READ, skype_read_callback, ic ); |
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| 291 | |
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[7daec06] | 292 | /* This will download all buddies. */ |
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[9fd4241] | 293 | buf = g_strdup_printf("SEARCH FRIENDS\n"); |
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[f06e3ac] | 294 | st = skype_write( ic, buf, strlen( buf ) ); |
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| 295 | g_free(buf); |
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[348a3a2] | 296 | buf = g_strdup_printf("SET USERSTATUS ONLINE\n"); |
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| 297 | skype_write( ic, buf, strlen( buf ) ); |
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| 298 | g_free(buf); |
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[f06e3ac] | 299 | return st; |
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| 300 | } |
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| 301 | |
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| 302 | gboolean skype_connected( gpointer data, gint source, b_input_condition cond ) |
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| 303 | { |
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| 304 | struct im_connection *ic = data; |
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[ed2e37f] | 305 | imcb_connected(ic); |
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[f06e3ac] | 306 | return skype_start_stream(ic); |
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| 307 | } |
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| 308 | |
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| 309 | static void skype_login( account_t *acc ) |
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| 310 | { |
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| 311 | struct im_connection *ic = imcb_new( acc ); |
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| 312 | struct skype_data *sd = g_new0( struct skype_data, 1 ); |
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| 313 | |
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| 314 | ic->proto_data = sd; |
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| 315 | |
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| 316 | imcb_log( ic, "Connecting" ); |
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| 317 | sd->fd = proxy_connect(acc->server, set_getint( &acc->set, "port" ), skype_connected, ic ); |
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[a3d6427] | 318 | sd->username = g_strdup( acc->user ); |
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[f06e3ac] | 319 | |
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| 320 | sd->ic = ic; |
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| 321 | } |
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| 322 | |
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| 323 | static void skype_logout( struct im_connection *ic ) |
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| 324 | { |
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| 325 | struct skype_data *sd = ic->proto_data; |
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[98bca36] | 326 | char *buf; |
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| 327 | |
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| 328 | buf = g_strdup_printf("SET USERSTATUS OFFLINE\n"); |
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| 329 | skype_write( ic, buf, strlen( buf ) ); |
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| 330 | g_free(buf); |
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| 331 | |
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[a3d6427] | 332 | g_free(sd->username); |
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[f06e3ac] | 333 | g_free(sd); |
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[98bca36] | 334 | ic->proto_data = NULL; |
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[f06e3ac] | 335 | } |
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| 336 | |
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[93ece66] | 337 | static int skype_buddy_msg( struct im_connection *ic, char *who, char *message, int flags ) |
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| 338 | { |
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[77c1abe] | 339 | char *buf, *ptr, *nick; |
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[93ece66] | 340 | int st; |
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| 341 | |
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[cbec0d6] | 342 | nick = g_strdup(who); |
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[77c1abe] | 343 | ptr = strchr(nick, '@'); |
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[0bb1b7f] | 344 | if(ptr) |
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| 345 | *ptr = '\0'; |
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[93ece66] | 346 | |
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[77c1abe] | 347 | buf = g_strdup_printf("MESSAGE %s %s\n", nick, message); |
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| 348 | g_free(nick); |
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[93ece66] | 349 | st = skype_write( ic, buf, strlen( buf ) ); |
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| 350 | g_free(buf); |
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| 351 | |
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| 352 | return st; |
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| 353 | } |
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| 354 | |
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[23411c6] | 355 | const struct skype_away_state *skype_away_state_by_name( char *name ) |
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| 356 | { |
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| 357 | int i; |
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| 358 | |
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| 359 | for( i = 0; skype_away_state_list[i].full_name; i ++ ) |
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| 360 | if( g_strcasecmp( skype_away_state_list[i].full_name, name ) == 0 ) |
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| 361 | return( skype_away_state_list + i ); |
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| 362 | |
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| 363 | return NULL; |
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| 364 | } |
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| 365 | |
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[f06e3ac] | 366 | static void skype_set_away( struct im_connection *ic, char *state_txt, char *message ) |
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| 367 | { |
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[23411c6] | 368 | const struct skype_away_state *state; |
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| 369 | char *buf; |
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| 370 | |
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| 371 | if( strcmp( state_txt, GAIM_AWAY_CUSTOM ) == 0 ) |
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| 372 | state = skype_away_state_by_name( "Away" ); |
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| 373 | else |
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| 374 | state = skype_away_state_by_name( state_txt ); |
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| 375 | buf = g_strdup_printf("SET USERSTATUS %s\n", state->code); |
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| 376 | skype_write( ic, buf, strlen( buf ) ); |
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| 377 | g_free(buf); |
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[f06e3ac] | 378 | } |
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| 379 | |
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| 380 | static GList *skype_away_states( struct im_connection *ic ) |
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| 381 | { |
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[23411c6] | 382 | GList *l = NULL; |
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[adce2de] | 383 | int i; |
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| 384 | |
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[23411c6] | 385 | for( i = 0; skype_away_state_list[i].full_name; i ++ ) |
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| 386 | l = g_list_append( l, (void*) skype_away_state_list[i].full_name ); |
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[adce2de] | 387 | |
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[f06e3ac] | 388 | return l; |
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| 389 | } |
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| 390 | |
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| 391 | static void skype_add_buddy( struct im_connection *ic, char *who, char *group ) |
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| 392 | { |
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[6627d92] | 393 | char *buf, *nick, *ptr; |
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| 394 | |
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[cbec0d6] | 395 | nick = g_strdup(who); |
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[6627d92] | 396 | ptr = strchr(nick, '@'); |
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| 397 | if(ptr) |
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| 398 | *ptr = '\0'; |
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| 399 | buf = g_strdup_printf("SET USER %s BUDDYSTATUS 2 Please authorize me\n", nick); |
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| 400 | skype_write( ic, buf, strlen( buf ) ); |
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| 401 | g_free(nick); |
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[f06e3ac] | 402 | } |
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| 403 | |
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| 404 | static void skype_remove_buddy( struct im_connection *ic, char *who, char *group ) |
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| 405 | { |
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[6627d92] | 406 | char *buf, *nick, *ptr; |
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| 407 | |
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[cbec0d6] | 408 | nick = g_strdup(who); |
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[6627d92] | 409 | ptr = strchr(nick, '@'); |
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| 410 | if(ptr) |
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| 411 | *ptr = '\0'; |
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| 412 | buf = g_strdup_printf("SET USER %s BUDDYSTATUS 1\n", nick); |
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| 413 | skype_write( ic, buf, strlen( buf ) ); |
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| 414 | g_free(nick); |
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[f06e3ac] | 415 | } |
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| 416 | |
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| 417 | void init_plugin(void) |
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| 418 | { |
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| 419 | struct prpl *ret = g_new0( struct prpl, 1 ); |
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| 420 | |
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| 421 | ret->name = "skype"; |
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| 422 | ret->login = skype_login; |
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| 423 | ret->init = skype_init; |
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| 424 | ret->logout = skype_logout; |
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[93ece66] | 425 | ret->buddy_msg = skype_buddy_msg; |
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[f06e3ac] | 426 | ret->away_states = skype_away_states; |
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[7daec06] | 427 | ret->set_away = skype_set_away; |
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[f06e3ac] | 428 | ret->add_buddy = skype_add_buddy; |
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| 429 | ret->remove_buddy = skype_remove_buddy; |
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| 430 | ret->handle_cmp = g_strcasecmp; |
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| 431 | register_protocol( ret ); |
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| 432 | } |
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