Changeset 788a1af for protocols/jabber

Timestamp:

2006-10-15T20:24:01Z (18 years ago)

Author:

Wilmer van der Gaast <wilmer@…>

Branches:

master

Children:

d74c644

Parents:

e617b35

Message:

Proper cleanup of jabber buddy structures when removing a buddy from the
list, proper checking (and handling) of events related to buddies that
aren't "hashed" yet, limit checks on priorityto setting, renamed JEP85
to XEP85, support for more XEP85 states.

Location:

protocols/jabber

Files:

• jabber.c (modified) (4 diffs)
• jabber.h (modified) (2 diffs)
• jabber_util.c (modified) (6 diffs)
• message.c (modified) (4 diffs)
• presence.c (modified) (4 diffs)

protocols/jabber/jabber.c

@@ -147 +147 @@
         
         node = xt_new_node( "body", message, NULL );
-        node = jabber_make_packet( "message", "chat", bud->full_jid, node );
-        
-        if( ( jd->flags & JFLAG_WANT_TYPING ) &&
-            ( ( bud->flags & JBFLAG_DOES_JEP85 ) ||
-             !( bud->flags & JBFLAG_PROBED_JEP85 ) ) )
+        node = jabber_make_packet( "message", "chat", bud ? bud->full_jid : who, node );
+        
+        if( ( jd->flags & JFLAG_WANT_TYPING ) && bud &&
+            ( ( bud->flags & JBFLAG_DOES_XEP85 ) ||
+             !( bud->flags & JBFLAG_PROBED_XEP85 ) ) )
         {
                 struct xt_node *act;
                 
                 /* If the user likes typing notification and if we don't know
-                   (and didn't probe before) if this resource supports JEP85,
+                   (and didn't probe before) if this resource supports XEP85,
                    include a probe in this packet now. */
                 act = xt_new_node( "active", NULL, NULL );
@@ -163 +163 @@
                 
                 /* Just make sure we do this only once. */
-                bud->flags |= JBFLAG_PROBED_JEP85;
+                bud->flags |= JBFLAG_PROBED_XEP85;
         }
         
@@ -226 +226 @@
 static void jabber_remove_buddy( struct gaim_connection *gc, char *who, char *group )
 {
+        /* We should always do this part. Clean up our administration a little bit. */
+        jabber_buddy_remove_bare( gc, who );
+        
         if( jabber_remove_from_roster( gc, who ) )
                 presence_send_request( gc, who, "unsubscribe" );
@@ -248 +251 @@
         jd->flags |= JFLAG_WANT_TYPING;
         
-        bud = jabber_buddy_by_jid( gc, who );
-        if( bud->flags & JBFLAG_DOES_JEP85 )
+        if( ( bud = jabber_buddy_by_jid( gc, who ) ) == NULL )
+        {
+                /* Sending typing notifications to unknown buddies is
+                   unsupported for now. Shouldn't be a problem, I think. */
+                return 0;
+        }
+        
+        if( bud->flags & JBFLAG_DOES_XEP85 )
         {
                 /* We're only allowed to send this stuff if we know the other

protocols/jabber/jabber.h

@@ -41 +41 @@
         JFLAG_WAIT_BIND = 16,           /* ... for <bind> tag. */
         JFLAG_WANT_TYPING = 32,         /* Set if we ever sent a typing notification, this
-                                           activates all JEP-85 related code. */
+                                           activates all XEP-85 related code. */
 } jabber_flags_t;
 
 typedef enum
 {
-        JBFLAG_PROBED_JEP85 = 1,        /* Set this when we sent our probe packet to make
+        JBFLAG_PROBED_XEP85 = 1,        /* Set this when we sent our probe packet to make
                                            sure it gets sent only once. */
-        JBFLAG_DOES_JEP85 = 2,          /* Set this when the resource seems to support
-                                           JEP85 (typing notification shite). */
+        JBFLAG_DOES_XEP85 = 2,          /* Set this when the resource seems to support
+                                           XEP85 (typing notification shite). */
 } jabber_buddy_flag_t;
 
@@ -138 +138 @@
 struct jabber_buddy *jabber_buddy_by_jid( struct gaim_connection *gc, char *jid );
 int jabber_buddy_remove( struct gaim_connection *gc, char *full_jid );
+int jabber_buddy_remove_bare( struct gaim_connection *gc, char *bare_jid );
 
 extern const struct jabber_away_state jabber_away_state_list[];

protocols/jabber/jabber_util.c

@@ -29 +29 @@
 {
         account_t *acc = set->data;
-        char *ret;
-        
-        ret = set_eval_int( set, value );
+        int i;
+        
+        if( sscanf( value, "%d", &i ) == 1 )
+        {
+                /* Priority is a signed 8-bit integer, according to RFC 3921. */
+                if( i < -128 || i > 127 )
+                        return NULL;
+        }
+        else
+                return NULL;
         
         /* Only run this stuff if the account is online ATM,
            and if the setting seems to be acceptable. */
-        if( acc->gc && ret )
+        if( acc->gc )
         {
                 /* Although set_eval functions usually are very nice and
@@ -47 +54 @@
                 
                 g_free( set->value );
-                set->value = g_strdup( ret );
+                set->value = g_strdup( value );
                 
                 /* (Yes, sorry, I prefer the hack. :-P) */
@@ -54 +61 @@
         }
         
-        return ret;
+        return value;
 }
 
@@ -283 +290 @@
 }
 
+/* Finds a buddy from our structures. Can find both full- and bare JIDs. When
+   asked for a bare JID, it uses the "resource_select" setting to see which
+   resource to pick. */
 struct jabber_buddy *jabber_buddy_by_jid( struct gaim_connection *gc, char *jid )
 {
@@ -323 +333 @@
 }
 
+/* Remove one specific full JID from our list. Use this when a buddy goes
+   off-line (because (s)he can still be online from a different location. */
 int jabber_buddy_remove( struct gaim_connection *gc, char *full_jid )
 {
@@ -381 +393 @@
         }
 }
+
+/* Remove a buddy completely; removes all resources that belong to the
+   specified bare JID. Use this when removing someone from the contact
+   list, for example. */
+int jabber_buddy_remove_bare( struct gaim_connection *gc, char *bare_jid )
+{
+        struct jabber_data *jd = gc->proto_data;
+        struct jabber_buddy *bud, *next;
+        
+        if( strchr( bare_jid, '/' ) )
+                return 0;
+        
+        if( ( bud = g_hash_table_lookup( jd->buddies, bare_jid ) ) )
+        {
+                /* Most important: Remove the hash reference. We don't know
+                   this buddy anymore. */
+                g_hash_table_remove( jd->buddies, bud->handle );
+                
+                /* Deallocate the linked list of resources. */
+                while( bud )
+                {
+                        next = bud->next;
+                        g_free( bud->full_jid );
+                        g_free( bud->away_message );
+                        g_free( bud );
+                        bud = next;
+                }
+                
+                return 1;
+        }
+        else
+        {
+                return 0;
+        }
+}

protocols/jabber/message.c

@@ -30 +30 @@
         char *type = xt_find_attr( node, "type" );
         struct xt_node *body = xt_find_node( node->children, "body" );
+        char *s;
         
         if( !type )
@@ -38 +39 @@
                 struct jabber_buddy *bud = NULL;
                 
-                if( strchr( from, '/' ) == NULL )
+                if( ( s = strchr( from, '/' ) ) == NULL )
                 {
                         /* It just shouldn't happen. */
@@ -46 +47 @@
                 }
                 
-                bud = jabber_buddy_by_jid( gc, from );
-                bud->last_act = time( NULL );
+                if( ( bud = jabber_buddy_by_jid( gc, from ) ) )
+                        bud->last_act = time( NULL );
+                else
+                        *s = 0; /* We need to generate a bare JID now. */
                 
                 if( body ) /* Could be just a typing notification. */
-                        serv_got_im( gc, bud->handle, body->text, 0, 0, 0 );
+                        serv_got_im( gc, bud ? bud->handle : from, body->text, 0, 0, 0 );
                 
+                /* Handling of incoming typing notifications. */
                 if( xt_find_node( node->children, "composing" ) )
                 {
-                        bud->flags |= JBFLAG_DOES_JEP85;
-                        serv_got_typing( gc, bud->handle, 0, 1 );
+                        bud->flags |= JBFLAG_DOES_XEP85;
+                        serv_got_typing( gc, bud ? bud->handle : from, 0, 1 );
                 }
-                else if( xt_find_node( node->children, "active" ) )
+                /* No need to send a "stopped typing" signal when there's a message. */
+                else if( xt_find_node( node->children, "active" ) && ( body == NULL ) )
                 {
-                        bud->flags |= JBFLAG_DOES_JEP85;
+                        bud->flags |= JBFLAG_DOES_XEP85;
+                        serv_got_typing( gc, bud ? bud->handle : from, 0, 0 );
                 }
+                else if( xt_find_node( node->children, "paused" ) )
+                {
+                        bud->flags |= JBFLAG_DOES_XEP85;
+                        serv_got_typing( gc, bud ? bud->handle : from, 0, 2 );
+                }
+                
+                if( s )
+                        *s = '/'; /* And convert it back to a full JID. */
         }
         else
@@ -70 +84 @@
         return XT_HANDLED;
 }
-

protocols/jabber/presence.c

@@ -31 +31 @@
         struct xt_node *c;
         struct jabber_buddy *bud;
+        char *s;
         
         if( !from )
@@ -37 +38 @@
         if( type == NULL )
         {
-                if( strchr( from, '/' ) == NULL )
+                if( ( s = strchr( from, '/' ) ) == NULL )
                 {
                         char *s = xt_to_string( node );
-                        serv_got_crap( gc, "WARNING: Ignoring presence tag with bare JID: %s\n", s );
+                        serv_got_crap( gc, "WARNING: Ignoring presence tag with bare JID: %s", s );
                         g_free( s );
                         return XT_HANDLED;
@@ -47 +48 @@
                 if( !( bud = jabber_buddy_by_jid( gc, from ) ) )
                 {
+                        /* FOR NOW, s still contains the location of the /.
+                           Keep this in mind when changing things here. :-) */
+                        
+                        /* We check if the buddy is in the contact list,
+                           because Jabber servers seem to like to send
+                           presence information of buddies we removed
+                           from our list sometimes, for example... */
+                        
+                        *s = 0;
+                        if( find_buddy( gc, from ) == NULL )
+                        {
+                                *s = '/';
+                                serv_got_crap( gc, "WARNING: Ignoring presence information from unknown JID: %s", from );
+                                return XT_HANDLED;
+                        }
+                        *s = '/';
+                        
                         bud = jabber_buddy_add( gc, from );
                 }
@@ -83 +101 @@
                         serv_got_crap( gc, "WARNING: Ignoring presence tag with bare JID: %s\n", s );
                         g_free( s );
+                        return XT_HANDLED;
+                }
+                
+                if( jabber_buddy_by_jid( gc, from ) == NULL )
+                {
+                        serv_got_crap( gc, "WARNING: Received presence information from unknown JID: %s", from );
                         return XT_HANDLED;
                 }