Changeset cd5fdcf for protocols

Timestamp:

2015-04-10T17:10:41Z (10 years ago)

Author:

dequis <dx@…>

Branches:

master

Children:

e59eec0

Parents:

3058c30

git-author:

dequis <dx@…> (19-03-15 10:48:48)

git-committer:

dequis <dx@…> (10-04-15 17:10:41)

Message:

msn: handle NFY PUT (presence notifications), refactor a bit

File:

• protocols/msn/ns.c (modified) (2 diffs)

protocols/msn/ns.c

@@ -38 +38 @@
 static void msn_ns_send_adl_start(struct im_connection *ic);
 static void msn_ns_send_adl(struct im_connection *ic);
+static void msn_ns_structured_message(struct msn_data *handler, char *msg, int msglen, char **cmd);
+static void msn_ns_sdg(struct msn_data *handler, char *who, char **parts, char *action);
+static void msn_ns_nfy(struct msn_data *handler, char *who, char **parts, char *action, gboolean is_put);
 
 int msn_ns_write(struct im_connection *ic, int fd, const char *fmt, ...)
@@ -485 +488 @@
                         }
                 }
-        } else if (strcmp(cmd[0], "SDG") == 0) {
-                char **parts = g_strsplit(msg, "\r\n\r\n", 4);
-                char *from = NULL;
-                char *mt = NULL;
-                char *who = NULL;
-                char *s = NULL;
-
-                if ((from = get_rfc822_header(parts[0], "From", 0)) &&
-                    (mt = get_rfc822_header(parts[2], "Message-Type", 0)) &&
-                    (s = strchr(from, ';'))) {
-
-                        who = g_strndup(from + 2, s - from - 2);
-
-                        if (strcmp(mt, "Control/Typing") == 0) {
-                                imcb_buddy_typing(ic, who, OPT_TYPING);
-                        } else if (strcmp(mt, "Text") == 0) {
-                                imcb_buddy_msg(ic, who, parts[3], 0, 0);
-                        }
-                }
-                g_free(from);
-                g_free(mt);
-                g_free(who);
-                return 1;
+        } else if ((strcmp(cmd[0], "SDG") == 0) || (strcmp(cmd[0], "NFY") == 0)) {
+                msn_ns_structured_message(handler, msg, msglen, cmd);
         }
 
         return 1;
+}
+
+static void msn_ns_structured_message(struct msn_data *handler, char *msg, int msglen, char **cmd)
+{
+        char **parts = NULL;
+        char *semicolon = NULL;
+        char *action = NULL;
+        char *from = NULL;
+        char *who = NULL;
+
+        parts = g_strsplit(msg, "\r\n\r\n", 4);
+
+        if (!(from = get_rfc822_header(parts[0], "From", 0))) {
+                goto cleanup;
+        }
+
+        /* either the semicolon or the end of the string */
+        semicolon = strchr(from, ';') ? : (from + strlen(from));
+
+        who = g_strndup(from + 2, semicolon - from - 2);
+
+        if ((strcmp(cmd[0], "SDG") == 0) && (action = get_rfc822_header(parts[2], "Message-Type", 0))) {
+                msn_ns_sdg(handler, who, parts, action);
+
+        } else if ((strcmp(cmd[0], "NFY") == 0) && (action = get_rfc822_header(parts[2], "Uri", 0))) {
+                gboolean is_put = (strcmp(cmd[1], "PUT") == 0);
+                msn_ns_nfy(handler, who, parts, action, is_put);
+        }
+
+cleanup:
+        g_strfreev(parts);
+        g_free(action);
+        g_free(from);
+        g_free(who);
+}
+
+static void msn_ns_sdg(struct msn_data *handler, char *who, char **parts, char *action)
+{
+        struct im_connection *ic = handler->ic;
+
+        if (strcmp(action, "Control/Typing") == 0) {
+                imcb_buddy_typing(ic, who, OPT_TYPING);
+        } else if (strcmp(action, "Text") == 0) {
+                imcb_buddy_msg(ic, who, parts[3], 0, 0);
+        }
+}
+
+static void msn_ns_nfy(struct msn_data *handler, char *who, char **parts, char *action, gboolean is_put)
+{
+        struct im_connection *ic = handler->ic;
+        struct xt_node *body = NULL;
+        struct xt_node *s = NULL;
+        const char *state = NULL;
+        char *nick = NULL;
+        char *psm = NULL;
+        int flags = OPT_LOGGED_IN;
+
+        if (strcmp(action, "/user") != 0) {
+                return;
+        }
+
+        if (!(body = xt_from_string(parts[3], 0))) {
+                goto cleanup;
+        }
+
+        s = body->children;
+        while ((s = xt_find_node(s, "s"))) {
+                struct xt_node *s2;
+                char *n = xt_find_attr(s, "n");  /* service name: IM, PE, etc */
+
+                if (strcmp(n, "IM") == 0) {
+                        /* IM has basic presence information */
+                        if (!is_put) {
+                                /* NFY DEL with a <s> usually means log out from the last endpoint */
+                                flags &= ~OPT_LOGGED_IN;
+                                break;
+                        }
+
+                        s2 = xt_find_node(s->children, "Status");
+                        if (s2 && s2->text_len) {
+                                const struct msn_away_state *msn_state = msn_away_state_by_code(s2->text);
+                                state = msn_state->name;
+                                if (msn_state != msn_away_state_list) {
+                                        flags |= OPT_AWAY;
+                                }
+                        }
+                } else if (strcmp(n, "PE") == 0) {
+                        if ((s2 = xt_find_node(s->children, "PSM")) && s2->text_len) {
+                                psm = s2->text;
+                        }
+                        if ((s2 = xt_find_node(s->children, "FriendlyName")) && s2->text_len) {
+                                nick = s2->text;
+                        }
+                }
+                s = s->next;
+        }
+
+        imcb_buddy_status(ic, who, flags, state, psm);
+
+        if (nick) {
+                imcb_rename_buddy(ic, who, nick);
+        }
+
+cleanup:
+        xt_free_node(body);
 }