From 227c05447f65d85a1bd70d5e5e09acbcd0109523 Mon Sep 17 00:00:00 2001
From: Sebastien Helleu <flashcode@flashtux.org>
Date: Wed, 8 Mar 2006 15:31:26 +0000
Subject: Improved alias completion (now uses target command for completion)

---
 src/common/command.c    | 35 ++++++++++++++++++++++++++++++++++-
 src/common/command.h    |  2 ++
 src/common/completion.c | 18 +++++++++++++++---
 3 files changed, 51 insertions(+), 4 deletions(-)

(limited to 'src/common')

diff --git a/src/common/command.c b/src/common/command.c
index ea308b631..a2077dcdc 100644
--- a/src/common/command.c
+++ b/src/common/command.c
@@ -352,6 +352,38 @@ alias_new (char *alias_name, char *alias_command)
         return NULL;
 }
 
+/*
+ * alias_get_final_command: get final command pointer by an alias
+ */
+
+char *
+alias_get_final_command (t_weechat_alias *alias)
+{
+    t_weechat_alias *ptr_alias;
+    char *result;
+    
+    if (alias->running)
+    {
+        irc_display_prefix (NULL, NULL, PREFIX_ERROR);
+        gui_printf (NULL,
+                    _("%s circular reference when calling alias \"/%s\"\n"),
+                    WEECHAT_ERROR, alias->alias_name);
+        return NULL;
+    }
+    
+    ptr_alias = alias_search ((alias->alias_command[0] == '/') ?
+                             alias->alias_command + 1 : alias->alias_command);
+    if (ptr_alias)
+    {
+        alias->running = 1;
+        result = alias_get_final_command (ptr_alias);
+        alias->running = 0;
+        return result;
+    }
+    return (alias->alias_command[0] == '/') ?
+        alias->alias_command + 1 : alias->alias_command;
+}
+
 /*
  * alias_free: free an alias and reomve it from list
  */
@@ -802,7 +834,8 @@ exec_weechat_command (t_irc_server *server, t_irc_channel *channel, char *string
                 if (ascii_strcasecmp (ptr_alias->alias_name, command + 1) == 0)
                 {
                     if (ptr_alias->running == 1)
-                    {		    
+                    {
+                        irc_display_prefix (NULL, NULL, PREFIX_ERROR);
                         gui_printf (NULL,
                                     _("%s circular reference when calling alias \"/%s\"\n"),
                                     WEECHAT_ERROR, ptr_alias->alias_name);
diff --git a/src/common/command.h b/src/common/command.h
index c87d31061..486de9b58 100644
--- a/src/common/command.h
+++ b/src/common/command.h
@@ -63,7 +63,9 @@ extern t_weelist *last_index_command;
 
 extern void command_index_build ();
 extern void command_index_free ();
+extern t_weechat_alias *alias_search (char *);
 extern t_weechat_alias *alias_new (char *, char *);
+extern char *alias_get_final_command (t_weechat_alias *);
 extern void alias_free_all ();
 extern char **explode_string (char *, char *, int, int *);
 extern void free_exploded_string (char **);
diff --git a/src/common/completion.c b/src/common/completion.c
index 1be1473ee..9e1db9b60 100644
--- a/src/common/completion.c
+++ b/src/common/completion.c
@@ -107,6 +107,8 @@ void
 completion_get_command_infos (t_completion *completion,
                               char **template, int *max_arg)
 {
+    t_weechat_alias *ptr_alias;
+    char *ptr_command;
     int i;
 #ifdef PLUGINS
     t_weechat_plugin *ptr_plugin;
@@ -116,6 +118,16 @@ completion_get_command_infos (t_completion *completion,
     *template = NULL;
     *max_arg = MAX_ARGS;
     
+    ptr_alias = alias_search (completion->base_command);
+    if (ptr_alias)
+    {
+        ptr_command = alias_get_final_command (ptr_alias);
+        if (!ptr_command)
+            return;
+    }
+    else
+        ptr_command = completion->base_command;
+    
 #ifdef PLUGINS
     /* look for plugin command handler */
     for (ptr_plugin = weechat_plugins; ptr_plugin;
@@ -126,7 +138,7 @@ completion_get_command_infos (t_completion *completion,
         {
             if ((ptr_handler->type == HANDLER_COMMAND)
                 && (ascii_strcasecmp (ptr_handler->command,
-                                      completion->base_command) == 0))
+                                      ptr_command) == 0))
             {
                 *template = ptr_handler->completion_template;
                 *max_arg = MAX_ARGS;
@@ -140,7 +152,7 @@ completion_get_command_infos (t_completion *completion,
     for (i = 0; weechat_commands[i].command_name; i++)
     {
         if (ascii_strcasecmp (weechat_commands[i].command_name,
-                              completion->base_command) == 0)
+                              ptr_command) == 0)
         {
             *template = weechat_commands[i].completion_template;
             *max_arg = weechat_commands[i].max_arg;
@@ -153,7 +165,7 @@ completion_get_command_infos (t_completion *completion,
     {
         if ((irc_commands[i].cmd_function_args || irc_commands[i].cmd_function_1arg)
             && (ascii_strcasecmp (irc_commands[i].command_name,
-                                  completion->base_command) == 0))
+                                  ptr_command) == 0))
         {
             *template = irc_commands[i].completion_template;
             *max_arg = irc_commands[i].max_arg;
-- 
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