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Added completion hook, to let plugins add custom completions for commands

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This commit is contained in:
Sebastien Helleu 2007-12-07 15:01:37 +01:00
parent 495e6bd5df
commit 72a694ed4c
9 changed files with 230 additions and 23 deletions
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20
src/core/wee-command.c
View File

@ -1020,7 +1020,7 @@ command_plugin_list (char *name, int full)
{
if (!hook_found)
gui_chat_printf (NULL,
_(" configuration otions "
_(" configuration options "
"hooked:"));
hook_found = 1;
gui_chat_printf (NULL,
@ -1031,6 +1031,24 @@ command_plugin_list (char *name, int full)
HOOK_CONFIG(ptr_hook, option) : "*");
}
}
/* completion hooked */
hook_found = 0;
for (ptr_hook = weechat_hooks; ptr_hook;
ptr_hook = ptr_hook->next_hook)
{
if ((ptr_hook->plugin == ptr_plugin)
&& (ptr_hook->type == HOOK_TYPE_COMPLETION))
{
if (!hook_found)
gui_chat_printf (NULL,
_(" completion hooked:"));
hook_found = 1;
gui_chat_printf (NULL,
" %s",
HOOK_COMPLETION(ptr_hook, completion));
}
}
}
}
}

86
src/core/wee-hook.c
View File

@ -826,6 +826,80 @@ hook_config_exec (char *type, char *option, char *value)
hook_remove_deleted ();
}
/*
* hook_completion: hook a completion
*/
struct t_hook *
hook_completion (void *plugin, char *completion,
t_hook_callback_completion *callback, void *callback_data)
{
struct t_hook *new_hook;
struct t_hook_completion *new_hook_completion;
if (!completion || !completion[0] || strchr (completion, ' '))
return NULL;
new_hook = (struct t_hook *)malloc (sizeof (struct t_hook));
if (!new_hook)
return NULL;
new_hook_completion = (struct t_hook_completion *)malloc (sizeof (struct t_hook_completion));
if (!new_hook_completion)
{
free (new_hook);
return NULL;
}
hook_init (new_hook, plugin, HOOK_TYPE_COMPLETION, callback_data);
new_hook->hook_data = new_hook_completion;
new_hook_completion->callback = callback;
new_hook_completion->completion = strdup (completion);
hook_add_to_list (new_hook);
return new_hook;
}
/*
* hook_completion_exec: execute completion hook
*/
void
hook_completion_exec (void *plugin, char *completion, void *list)
{
struct t_hook *ptr_hook, *next_hook;
hook_exec_recursion++;
ptr_hook = weechat_hooks;
while (ptr_hook)
{
next_hook = ptr_hook->next_hook;
if ((ptr_hook->type == HOOK_TYPE_COMPLETION)
&& (!ptr_hook->running)
&& (ptr_hook->plugin == plugin)
&& (string_strcasecmp (HOOK_COMPLETION(ptr_hook, completion),
completion) == 0))
{
ptr_hook->running = 1;
(void) (HOOK_COMPLETION(ptr_hook, callback))
(ptr_hook->callback_data, completion, list);
if (ptr_hook->type == HOOK_TYPE_COMPLETION)
ptr_hook->running = 0;
}
ptr_hook = next_hook;
}
if (hook_exec_recursion > 0)
hook_exec_recursion--;
if (hook_exec_recursion == 0)
hook_remove_deleted ();
}
/*
* unhook: unhook something
*/
@ -894,6 +968,11 @@ unhook (struct t_hook *hook)
free (HOOK_CONFIG(hook, option));
free ((struct t_hook_config *)hook->hook_data);
break;
case HOOK_TYPE_COMPLETION:
if (HOOK_COMPLETION(hook, completion))
free (HOOK_COMPLETION(hook, completion));
free ((struct t_hook_completion *)hook->hook_data);
break;
}
hook->hook_data = NULL;
}
@ -1021,6 +1100,13 @@ hook_print_log ()
log_printf (" type . . . . . . . . : '%s'", HOOK_CONFIG(ptr_hook, type));
log_printf (" option . . . . . . . : '%s'", HOOK_CONFIG(ptr_hook, option));
break;
case HOOK_TYPE_COMPLETION:
log_printf (" type . . . . . . . . . : %d (completion)", ptr_hook->type);
log_printf (" callback_data. . . . . : 0x%X", ptr_hook->callback_data);
log_printf (" completion data:");
log_printf (" callback . . . . . . : 0x%X", HOOK_COMPLETION(ptr_hook, callback));
log_printf (" completion . . . . . : '%s'", HOOK_COMPLETION(ptr_hook, completion));
break;
}
log_printf (" running. . . . . . . . : %d", ptr_hook->running);
log_printf (" prev_hook. . . . . . . : 0x%X", ptr_hook->prev_hook);

13
src/core/wee-hook.h
View File

@ -31,6 +31,7 @@ enum t_hook_type
HOOK_TYPE_PRINT, /* printed message */
HOOK_TYPE_EVENT, /* event */
HOOK_TYPE_CONFIG, /* config option */
HOOK_TYPE_COMPLETION, /* custom completions */
};
#define HOOK_FD_FLAG_READ 1
@ -43,6 +44,7 @@ enum t_hook_type
#define HOOK_PRINT(hook, var) (((struct t_hook_print *)hook->hook_data)->var)
#define HOOK_EVENT(hook, var) (((struct t_hook_event *)hook->hook_data)->var)
#define HOOK_CONFIG(hook, var) (((struct t_hook_config *)hook->hook_data)->var)
#define HOOK_COMPLETION(hook, var) (((struct t_hook_completion *)hook->hook_data)->var)
struct t_hook
{
@ -121,6 +123,14 @@ struct t_hook_config
/* (NULL = hook for all options) */
};
typedef int (t_hook_callback_completion)(void *, char *, void *);
struct t_hook_completion
{
t_hook_callback_completion *callback; /* completion callback */
char *completion; /* name of completion */
};
/* hook variables */
extern struct t_hook *weechat_hooks;
@ -149,6 +159,9 @@ extern void hook_event_exec (char *, void *);
extern struct t_hook *hook_config (void *, char *, char *,
t_hook_callback_config *, void *);
extern void hook_config_exec (char *, char *, char *);
extern struct t_hook *hook_completion (void *, char *,
t_hook_callback_completion *, void *);
extern void hook_completion_exec (void *, char *, void *);
extern void unhook (struct t_hook *);
extern void unhook_all_plugin (void *);

77
src/gui/gui-completion.c
View File

@ -127,18 +127,14 @@ gui_completion_stop (struct t_gui_completion *completion)
}
/*
* gui_completion_get_command_infos: return completion template and max arg
* for command
* gui_completion_search_command: search command hook
*/
void
gui_completion_get_command_infos (struct t_gui_completion *completion,
char **template)
struct t_hook *
gui_completion_search_command (struct t_gui_completion *completion)
{
struct t_hook *ptr_hook;
*template = NULL;
for (ptr_hook = weechat_hooks; ptr_hook;
ptr_hook = ptr_hook->next_hook)
{
@ -148,11 +144,11 @@ gui_completion_get_command_infos (struct t_gui_completion *completion,
&& (HOOK_COMMAND(ptr_hook, level) == 0)
&& (string_strcasecmp (HOOK_COMMAND(ptr_hook, command),
completion->base_command) == 0))
{
*template = HOOK_COMMAND(ptr_hook, completion);
return;
}
return ptr_hook;
}
/* command not found */
return NULL;
}
/*
@ -861,14 +857,30 @@ gui_completion_list_add_weechat_cmd (struct t_gui_completion *completion)
}
}
/*
* gui_completion_custom: custom completion by a plugin
*/
void
gui_completion_custom (struct t_gui_completion *completion,
char *custom_completion,
struct t_weechat_plugin *plugin)
{
hook_completion_exec (plugin,
custom_completion,
completion->completion_list);
}
/*
* gui_completion_build_list_template: build data list according to a template
*/
void
gui_completion_build_list_template (struct t_gui_completion *completion, char *template)
gui_completion_build_list_template (struct t_gui_completion *completion,
char *template,
struct t_weechat_plugin *plugin)
{
char *word, *pos;
char *word, *pos, *pos_end, *custom_completion;
int word_offset;
word = strdup (template);
@ -963,6 +975,25 @@ gui_completion_build_list_template (struct t_gui_completion *completion, char *t
case 'w': /* WeeChat commands */
gui_completion_list_add_weechat_cmd (completion);
break;
case '(': /* custom completion by a plugin */
pos++;
pos_end = strchr (pos, ')');
if (pos_end)
{
if (pos_end > pos)
{
custom_completion = strndup (pos,
pos_end - pos);
if (custom_completion)
{
gui_completion_custom (completion,
custom_completion,
plugin);
free (custom_completion);
}
}
pos = pos_end + 1;
}
}
}
break;
@ -985,33 +1016,37 @@ gui_completion_build_list_template (struct t_gui_completion *completion, char *t
void
gui_completion_build_list (struct t_gui_completion *completion)
{
struct t_hook *ptr_hook;
char *template, *pos_template, *pos_space;
int repeat_last, i, length;
repeat_last = 0;
gui_completion_get_command_infos (completion, &template);
if (!template || (strcmp (template, "-") == 0))
ptr_hook = gui_completion_search_command (completion);
if (!ptr_hook || !HOOK_COMMAND(ptr_hook, completion)
|| (strcmp (HOOK_COMMAND(ptr_hook, completion), "-") == 0))
{
gui_completion_stop (completion);
return;
}
length = strlen (template);
length = strlen (HOOK_COMMAND(ptr_hook, completion));
if (length >= 2)
{
if (strcmp (template + length - 2, "%*") == 0)
if (strcmp (HOOK_COMMAND(ptr_hook, completion) + length - 2,
"%*") == 0)
repeat_last = 1;
}
i = 1;
pos_template = template;
pos_template = HOOK_COMMAND(ptr_hook, completion);
while (pos_template && pos_template[0])
{
pos_space = strchr (pos_template, ' ');
if (i == completion->base_command_arg)
{
gui_completion_build_list_template (completion, pos_template);
gui_completion_build_list_template (completion, pos_template,
ptr_hook->plugin);
return;
}
if (pos_space)
@ -1028,7 +1063,9 @@ gui_completion_build_list (struct t_gui_completion *completion)
{
pos_space = rindex (template, ' ');
gui_completion_build_list_template (completion,
(pos_space) ? pos_space + 1 : template);
(pos_space) ?
pos_space + 1 : template,
ptr_hook->plugin);
}
}

29
src/plugins/alias/alias.c
View File

@ -43,6 +43,7 @@ struct t_alias *last_alias = NULL;
struct t_hook *alias_command = NULL;
struct t_hook *unalias_command = NULL;
struct t_hook *config_reload = NULL;
struct t_hook *completion = NULL;
/*
@ -690,6 +691,28 @@ unalias_command_cb (void *data, void *buffer, int argc, char **argv,
return 0;
}
/*
* alias_completion_cb: callback for completion
*/
int
alias_completion_cb (void *data, char *completion, void *list)
{
struct t_alias *ptr_alias;
/* make C compiler happy */
(void) data;
(void) completion;
for (ptr_alias = alias_list; ptr_alias;
ptr_alias = ptr_alias->next_alias)
{
weechat_list_add (list, ptr_alias->name, "sort");
}
return PLUGIN_RC_SUCCESS;
}
/*
* weechat_plugin_init: initialize alias plugin
*/
@ -734,12 +757,15 @@ weechat_plugin_init (struct t_weechat_plugin *plugin)
N_("alias_name"),
N_("alias_name: name of alias to "
"remove"),
"%h",
"%(alias)",
unalias_command_cb, NULL);
config_reload = weechat_hook_event ("config_reload",
alias_config_reload_event_cb, NULL);
completion = weechat_hook_completion ("alias",
alias_completion_cb, NULL);
return PLUGIN_RC_SUCCESS;
}
@ -756,6 +782,7 @@ weechat_plugin_end ()
weechat_unhook (alias_command);
weechat_unhook (unalias_command);
weechat_unhook (config_reload);
weechat_unhook (completion);
return PLUGIN_RC_SUCCESS;
}

15
src/plugins/plugin-api.c
View File

@ -1185,6 +1185,21 @@ plugin_api_hook_config (struct t_weechat_plugin *plugin, char *config_type,
return NULL;
}
/*
* plugin_api_hook_completion: hook a completion
*/
struct t_hook *
plugin_api_hook_completion (struct t_weechat_plugin *plugin, char *completion,
int (*callback)(void *, char *, void *),
void *data)
{
if (plugin && callback)
return hook_completion (plugin, completion, callback, data);
return NULL;
}
/*
* plugin_api_unhook: unhook something
*/

4
src/plugins/plugin-api.h
View File

@ -146,6 +146,10 @@ extern struct t_hook *plugin_api_hook_config (struct t_weechat_plugin *,
char *, char *,
int (*)(void *, char *, char *, char *),
void *);
extern struct t_hook *plugin_api_hook_completion (struct t_weechat_plugin *,
char *,
int (*)(void *, char *, void *),
void *);
extern void plugin_api_unhook (struct t_weechat_plugin *, void *);
extern void plugin_api_unhook_all (struct t_weechat_plugin *);

1
src/plugins/plugin.c
View File

@ -289,6 +289,7 @@ plugin_load (char *filename)
new_plugin->hook_print = &plugin_api_hook_print;
new_plugin->hook_event = &plugin_api_hook_event;
new_plugin->hook_config = &plugin_api_hook_config;
new_plugin->hook_completion = &plugin_api_hook_completion;
new_plugin->unhook = &plugin_api_unhook;
new_plugin->unhook_all = &plugin_api_unhook_all;

6
src/plugins/weechat-plugin.h
View File

@ -155,6 +155,9 @@ struct t_weechat_plugin
struct t_hook *(*hook_config) (struct t_weechat_plugin *, char *, char *,
int (*)(void *, char *, char *, char *),
void *);
struct t_hook *(*hook_completion) (struct t_weechat_plugin *, char *,
int (*)(void *, char *, void *),
void *);
void (*unhook) (struct t_weechat_plugin *, void *);
void (*unhook_all) (struct t_weechat_plugin *);
@ -364,6 +367,9 @@ struct t_weechat_plugin
#define weechat_hook_config(__type, __option, __callback, __data) \
weechat_plugin->hook_config(weechat_plugin, __type, __option, \
__callback, __data)
#define weechat_hook_completion(__completion, __callback, __data) \
weechat_plugin->hook_completion(weechat_plugin, __completion, \
__callback, __data)
#define weechat_unhook(__hook) \
weechat_plugin->unhook(weechat_plugin, __hook)
#define weechat_unhook_all() \