/MSG completion fixes. /HELP command completion works. Some other fixes.

git-svn-id: http://svn.irssi.org/repos/irssi/trunk@399 dbcabf3a-b0e7-0310-adc4-f8d773084564

2 files changed, 78 insertions, 55 deletions

diff --git a/src/fe-common/core/completion.c b/src/fe-common/core/completion.c
index d77e4339..03b9b121 100644
--- a/src/fe-common/core/completion.c
+++ b/src/fe-common/core/completion.c
@@ -157,7 +157,7 @@ char *word_complete(WINDOW_REC *window, const char *line, int *pos)
 
 			g_free(word);
 			word = g_strdup("");
-			startpos = (int) (wordstart-line)+wordlen+1;
+			startpos = strlen(linestart)+1;/*(int) (wordstart-line)+wordlen+1*/;
 			wordlen = 0;
 		}
 
@@ -173,7 +173,7 @@ char *word_complete(WINDOW_REC *window, const char *line, int *pos)
 		return NULL;
 
 	/* word completed */
-	*pos = startpos+strlen(complist->data)+1;
+	*pos = startpos+strlen(complist->data);
 
 	/* replace the word in line - we need to return
 	   a full new line */
@@ -181,8 +181,11 @@ char *word_complete(WINDOW_REC *window, const char *line, int *pos)
 	g_string_erase(result, startpos, wordlen);
 	g_string_insert(result, startpos, complist->data);
 
-	if (want_space && !isseparator(result->str[*pos-1]))
-		g_string_insert_c(result, *pos-1, ' ');
+	if (want_space) {
+		if (!isseparator(result->str[*pos]))
+			g_string_insert_c(result, *pos, ' ');
+		(*pos)++;
+	}
 
 	wordlen = strlen(complist->data);
 	last_line_pos = *pos;
@@ -344,7 +347,8 @@ static GList *completion_get_commands(const char *cmd, char cmdchar)
 			continue;
 
 		if (g_strncasecmp(rec->cmd, cmd, len) == 0) {
-			word = g_strdup_printf("%c%s", cmdchar, rec->cmd);
+			word = cmdchar == '\0' ? g_strdup(rec->cmd) :
+				g_strdup_printf("%c%s", cmdchar, rec->cmd);
 			if (glist_find_icase_string(complist, word) == NULL)
 				complist = g_list_insert_sorted(complist, word, (GCompareFunc) g_istr_cmp);
 			else
@@ -550,10 +554,7 @@ static void sig_complete_set(GList **list, WINDOW_REC *window,
 	if (*line != '\0') return;
 
 	*list = completion_get_settings(word);
-	if (*list != NULL) {
-		*want_space = FALSE;
-		signal_stop();
-	}
+	if (*list != NULL) signal_stop();
 }
 
 static void sig_complete_toggle(GList **list, WINDOW_REC *window,
@@ -566,10 +567,7 @@ static void sig_complete_toggle(GList **list, WINDOW_REC *window,
 	if (*line != '\0') return;
 
 	*list = completion_get_bool_settings(word);
-	if (*list != NULL) {
-		*want_space = FALSE;
-		signal_stop();
-	}
+	if (*list != NULL) signal_stop();
 }
 
 /* first argument of command is file name - complete it */
@@ -589,6 +587,29 @@ static void sig_complete_filename(GList **list, WINDOW_REC *window,
 	}
 }
 
+/* first argument of command is .. command :) (/HELP command) */
+static void sig_complete_command(GList **list, WINDOW_REC *window,
+				  const char *word, const char *line, int *want_space)
+{
+	char *cmd;
+
+	g_return_if_fail(list != NULL);
+	g_return_if_fail(word != NULL);
+	g_return_if_fail(line != NULL);
+
+	if (*line == '\0') {
+		/* complete base command */
+		*list = completion_get_commands(word, '\0');
+	} else if (is_base_command(line)) {
+		/* complete subcommand */
+                cmd = g_strconcat(line, " ", word, NULL);
+		*list = completion_get_subcommands(cmd);
+		g_free(cmd);
+	}
+
+	if (*list != NULL) signal_stop();
+}
+
 void completion_init(void)
 {
 	complist = NULL;
@@ -603,6 +624,7 @@ void completion_init(void)
 	signal_add("complete command reload", (SIGNAL_FUNC) sig_complete_filename);
 	signal_add("complete command rawlog open", (SIGNAL_FUNC) sig_complete_filename);
 	signal_add("complete command rawlog save", (SIGNAL_FUNC) sig_complete_filename);
+	signal_add("complete command help", (SIGNAL_FUNC) sig_complete_command);
 }
 
 void completion_deinit(void)
@@ -618,4 +640,5 @@ void completion_deinit(void)
 	signal_remove("complete command reload", (SIGNAL_FUNC) sig_complete_filename);
 	signal_remove("complete command rawlog open", (SIGNAL_FUNC) sig_complete_filename);
 	signal_remove("complete command rawlog save", (SIGNAL_FUNC) sig_complete_filename);
+	signal_remove("complete command help", (SIGNAL_FUNC) sig_complete_command);
 }
diff --git a/src/fe-common/irc/irc-completion.c b/src/fe-common/irc/irc-completion.c
index b92ff42c..54a3e0db 100644
--- a/src/fe-common/irc/irc-completion.c
+++ b/src/fe-common/irc/irc-completion.c
@@ -377,31 +377,6 @@ static GList *completion_joinlist(GList *list1, GList *list2)
 	return list1;
 }
 
-static IRC_SERVER_REC *line_get_server(const char *line)
-{
-	IRC_SERVER_REC *server;
-	const char *ptr;
-	char *tag, *p;
-
-	g_return_val_if_fail(line != NULL, NULL);
-
-	ptr = strchr(line, ' ');
-	if (ptr == NULL) return NULL;
-
-	while (*ptr == ' ') ptr++;
-	if (*ptr != '-') return NULL;
-
-	/* -option found - should be server tag */
-	tag = g_strdup(ptr+1);
-	p = strchr(tag, ' ');
-	if (p != NULL) *p = '\0';
-
-	server = (IRC_SERVER_REC *) server_find_tag(tag);
-
-	g_free(tag);
-	return server;
-}
-
 static void sig_complete_word(GList **list, WINDOW_REC *window,
 			      const char *word, const char *linestart)
 {
@@ -426,15 +401,9 @@ static void sig_complete_word(GList **list, WINDOW_REC *window,
 	if (server == NULL || !server->connected)
 		return;
 
-	channel = irc_item_channel(window->active);
-
-	/* check for /MSG completion */
 	cmdchars = settings_get_str("cmdchars");
-	if ((*linestart == '\0' && *word == '\0') ||
-	    (*linestart == '\0' && strchr(cmdchars, *word) != NULL &&
-	     g_strcasecmp(word+1, "msg") == 0)) {
-		/* pressed TAB at the start of line - add /MSG
-		   ... or ... trying to complete /MSG command */
+	if (*linestart == '\0' && *word == '\0') {
+		/* pressed TAB at the start of line - add /MSG */
                 prefix = g_strdup_printf("%cmsg", *cmdchars);
 		*list = completion_msg(server, NULL, "", prefix);
 		if (*list == NULL) *list = g_list_append(*list, g_strdup(prefix));
@@ -444,17 +413,9 @@ static void sig_complete_word(GList **list, WINDOW_REC *window,
 		return;
 	}
 
-	if (strchr(cmdchars, *linestart) != NULL &&
-	    g_strcasecmp(linestart+1, "msg") == 0) {
-                /* completing /MSG nick */
-		IRC_SERVER_REC *msgserver;
-
-		msgserver = line_get_server(linestart);
-		*list = completion_msg(server, msgserver, word, NULL);
-	}
-
 	/* nick completion .. we could also be completing a nick after /MSG
 	   from nicks in channel */
+	channel = irc_item_channel(window->active);
 	if (channel == NULL)
 		return;
 
@@ -467,6 +428,43 @@ static void sig_complete_word(GList **list, WINDOW_REC *window,
 	if (*list != NULL) signal_stop();
 }
 
+static IRC_SERVER_REC *line_get_server(const char *line)
+{
+	IRC_SERVER_REC *server;
+	char *tag, *ptr;
+
+	g_return_val_if_fail(line != NULL, NULL);
+	if (*line != '-') return NULL;
+
+	/* -option found - should be server tag */
+	tag = g_strdup(line+1);
+	ptr = strchr(tag, ' ');
+	if (ptr != NULL) *ptr = '\0';
+
+	server = (IRC_SERVER_REC *) server_find_tag(tag);
+
+	g_free(tag);
+	return server;
+}
+
+static void sig_complete_msg(GList **list, WINDOW_REC *window,
+			     const char *word, const char *line, int *want_space)
+{
+	IRC_SERVER_REC *server, *msgserver;
+
+	g_return_if_fail(list != NULL);
+	g_return_if_fail(word != NULL);
+	g_return_if_fail(line != NULL);
+
+	server = window->active_server;
+	if (server == NULL || !server->connected)
+		return;
+
+	msgserver = line_get_server(line);
+	*list = completion_msg(server, msgserver, word, NULL);
+	if (*list != NULL) signal_stop();
+}
+
 /* expand \n, \t and \\ - FIXME: this doesn't work right */
 static char *expand_escapes(const char *line, IRC_SERVER_REC *server, WI_IRC_REC *item)
 {
@@ -598,6 +596,7 @@ void irc_completion_init(void)
 	complete_tag = g_timeout_add(1000, (GSourceFunc) nick_completion_timeout, NULL);
 
 	signal_add("complete word", (SIGNAL_FUNC) sig_complete_word);
+	signal_add("complete command msg", (SIGNAL_FUNC) sig_complete_msg);
 	signal_add("event privmsg", (SIGNAL_FUNC) event_privmsg);
 	signal_add("command msg", (SIGNAL_FUNC) cmd_msg);
 	signal_add("nicklist remove", (SIGNAL_FUNC) sig_nick_removed);
@@ -612,6 +611,7 @@ void irc_completion_deinit(void)
 	g_source_remove(complete_tag);
 
 	signal_remove("complete word", (SIGNAL_FUNC) sig_complete_word);
+	signal_remove("complete command msg", (SIGNAL_FUNC) sig_complete_msg);
 	signal_remove("event privmsg", (SIGNAL_FUNC) event_privmsg);
 	signal_remove("command msg", (SIGNAL_FUNC) cmd_msg);
 	signal_remove("nicklist remove", (SIGNAL_FUNC) sig_nick_removed);