author | Myhailo Danylenko <isbear@ukrpost.net> |
Sat, 26 Dec 2009 05:26:00 +0200 | |
changeset 14 | f43622080b3a |
parent 13 | 339e8bf46039 |
child 15 | 2aa6a333b0af |
permissions | -rw-r--r-- |
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/* Copyright 2009 Myhailo Danylenko |
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* |
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* Service discovery requests |
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* |
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* This file is part of mcabber-disco |
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* |
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* mcabber-disco is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* 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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#include <glib.h> |
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#include <gmodule.h> |
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#include <loudmouth/loudmouth.h> |
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#include <string.h> |
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#include "commands.h" |
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#include "logprint.h" |
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#include "utils.h" |
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#include "xmpp.h" |
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#include "compl.h" |
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#include "xmpp_defines.h" |
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#include "screen.h" |
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#include "hbuf.h" |
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static guint disco_cid = 0; |
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static LmMessageHandler *disco_info_reply_handler = NULL; |
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static LmMessageHandler *disco_items_reply_handler = NULL; |
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static LmHandlerResult disco_handler (LmMessage *message, gboolean info_request) |
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{ |
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switch (lm_message_get_sub_type (message)) { |
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case LM_MESSAGE_SUB_TYPE_RESULT: |
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{ |
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LmMessageNode *node = lm_message_get_node (message); |
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const gchar *from = lm_message_node_get_attribute (node, "from"); |
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GString *info; |
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node = lm_message_node_get_child (node, "query"); |
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// check xmlns |
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if (!node || strcmp (lm_message_node_get_attribute (node, "xmlns"), info_request ? NS_DISCO_INFO : NS_DISCO_ITEMS)) |
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break; |
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{ // header for user message |
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const gchar *rnode = lm_message_node_get_attribute (node, "node"); |
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// create user message string |
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info = g_string_new (NULL); |
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g_string_printf (info, "Service discovery %s results for %s", info_request ? "info" : "items", from); |
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if (rnode) |
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g_string_append_printf (info, " (%s):", rnode); |
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else |
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g_string_append (info, ":"); |
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} |
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if (node->children) { |
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// parse request results |
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if (info_request) { // info |
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GString *identities = g_string_new (NULL); |
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GString *features = g_string_new (NULL); |
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for (node = node->children; node; node = node->next) { |
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if (!strcasecmp (node->name, "identity")) { |
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const gchar *category = lm_message_node_get_attribute (node, "category"); |
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const gchar *type = lm_message_node_get_attribute (node, "type"); |
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const gchar *name = lm_message_node_get_attribute (node, "name"); |
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g_string_append_printf (identities, "\n [%s (%s)] %s", category ? category : "none", type ? type : "none", name ? name : ""); |
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} else if (!strcasecmp (node->name, "feature")) { |
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const gchar *var = lm_message_node_get_attribute (node, "var"); |
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g_string_append_printf (features, "\n [%s]", var ? var : "none"); |
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} |
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} |
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if (identities->len) |
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g_string_append_printf (info, "\n Identities:%s", identities->str); |
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if (features->len) |
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g_string_append_printf (info, "\n Features:%s", features->str); |
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g_string_free (identities, TRUE); |
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g_string_free (features, TRUE); |
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} else { // items |
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for (node = node->children; node; node = node->next) { |
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const gchar *name = lm_message_node_get_attribute (node, "name"); |
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const gchar *jid = lm_message_node_get_attribute (node, "jid"); |
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const gchar *inode = lm_message_node_get_attribute (node, "node"); |
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if (inode) |
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g_string_append_printf (info, "\n [%s (%s)] %s", jid ? jid : "none", inode, name ? name : ""); |
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else |
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g_string_append_printf (info, "\n [%s] %s", jid ? jid : "none", name ? name : ""); |
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} |
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} |
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} else |
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g_string_append (info, "\n Empty result."); |
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{ // print to buddy's buffer |
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gchar *jid = jidtodisp (from); |
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// XXX check for message size? conference server lists may be huge... |
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scr_WriteIncomingMessage (jid, info->str, 0, HBB_PREFIX_INFO, 0); // NO conversion from utf-8 |
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g_free (jid); |
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} |
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g_string_free (info, TRUE); |
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} |
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break; |
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case LM_MESSAGE_SUB_TYPE_ERROR: |
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{ |
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LmMessageNode *node = lm_message_get_node (message); |
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const gchar *from = lm_message_node_get_attribute (node, "from"); |
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const gchar *type; |
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const gchar *reason; |
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node = lm_message_node_get_child (node, "error"); |
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type = lm_message_node_get_attribute (node, "type"); |
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if (node->children) |
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reason = node->children->name; |
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else |
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reason = "undefined"; |
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{ // print to buddy's buffer |
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gchar *jid = jidtodisp (from); |
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gchar *mesg = g_strdup_printf ("Service %s discovery for %s failed: %s - %s", info_request ? "info" : "items", from, type, reason); |
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scr_WriteIncomingMessage (jid, mesg, 0, HBB_PREFIX_INFO, 0); |
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g_free (mesg); |
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g_free (jid); |
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} |
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} |
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break; |
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default: |
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return LM_HANDLER_RESULT_ALLOW_MORE_HANDLERS; |
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break; |
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} |
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return LM_HANDLER_RESULT_REMOVE_MESSAGE; |
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} |
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static LmHandlerResult disco_info_handler (LmMessageHandler *handler, LmConnection *connection, LmMessage *message, gpointer udata) |
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{ |
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return disco_handler (message, TRUE); |
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} |
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static LmHandlerResult disco_items_handler (LmMessageHandler *handler, LmConnection *connection, LmMessage *message, gpointer udata) |
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{ |
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return disco_handler (message, FALSE); |
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} |
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static void do_disco (char *arg) |
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{ |
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char **args = split_arg (arg, 3, 0); |
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int info = -1; |
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if (!args[0] || !strcmp (args[0], "info")) |
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info = 1; |
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else if (!strcmp (args[0], "items")) |
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info = 0; |
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else |
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scr_LogPrint (LPRINT_NORMAL, "Unknown subcomand."); |
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if (info != -1) { |
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LmMessageHandler *handler; |
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LmMessage *request; |
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char *to = NULL; |
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char *dnode = NULL; |
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if (args[0] && args[1]) { |
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char *p = args[1]; |
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if (*p == '.') { |
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if (*(p + 1) == JID_RESOURCE_SEPARATOR) { |
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char *rest = to_utf8 (p + 1); |
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to = g_strdup_printf ("%s%s", CURRENT_JID, rest); |
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g_free (rest); |
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} else if (*(p + 1)) |
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to = to_utf8 (p); |
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} else |
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to = to_utf8 (p); |
0 | 202 |
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if (args[2]) |
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dnode = to_utf8 (args[2]); |
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} |
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// XXX send to all resources/current resource? |
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{ // create message |
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LmMessageNode *node; |
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request = lm_message_new_with_sub_type (to ? to : CURRENT_JID, LM_MESSAGE_TYPE_IQ, LM_MESSAGE_SUB_TYPE_GET); |
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node = lm_message_get_node (request); |
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node = lm_message_node_add_child (node, "query", NULL); |
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lm_message_node_set_attribute (node, "xmlns", info ? NS_DISCO_INFO : NS_DISCO_ITEMS); |
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if (dnode) |
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lm_message_node_set_attribute (node, "node", dnode); |
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} |
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{ |
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GError *error = NULL; |
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lm_connection_send_with_reply (lconnection, request, info ? disco_info_reply_handler : disco_items_reply_handler, &error); |
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if (error) { |
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scr_LogPrint (LPRINT_DEBUG, "disco: Error sending disco request: %s.", error -> message); |
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g_error_free (error); |
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} |
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} |
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lm_message_unref (request); |
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if (dnode) |
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g_free (dnode); |
13 | 233 |
if (to) |
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g_free (to); |
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0 | 235 |
} |
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free_arg_lst (args); |
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} |
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const gchar *g_module_check_init(GModule *module) |
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{ |
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// create handlers |
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disco_info_reply_handler = lm_message_handler_new (disco_info_handler, NULL, NULL); |
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disco_items_reply_handler = lm_message_handler_new (disco_items_handler, NULL, NULL); |
1 | 245 |
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3 | 246 |
// completion |
247 |
disco_cid = compl_new_category (); |
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if (disco_cid) { |
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5 | 249 |
compl_add_category_word (disco_cid, "info"); |
250 |
compl_add_category_word (disco_cid, "items"); |
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3 | 251 |
} |
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253 |
// command |
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254 |
cmd_add ("disco", "", disco_cid, COMPL_JID, do_disco, NULL); |
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0 | 256 |
return NULL; |
257 |
} |
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259 |
void g_module_unload(GModule *module) |
|
260 |
{ |
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3 | 261 |
// command |
0 | 262 |
cmd_del ("disco"); |
3 | 263 |
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// completion |
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if (disco_cid) |
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5 | 266 |
compl_del_category (disco_cid); |
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// unregister handlers |
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if (disco_info_reply_handler) { |
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lm_message_handler_invalidate (disco_info_reply_handler); |
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lm_message_handler_unref (disco_info_reply_handler); |
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} |
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if (disco_items_reply_handler) { |
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lm_message_handler_invalidate (disco_items_reply_handler); |
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lm_message_handler_unref (disco_items_reply_handler); |
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} |
0 | 278 |
} |
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/* vim: se ts=4 sw=4: */ |