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Add signals in script plugins to install and remove scripts

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This commit is contained in:
Sebastien Helleu
2009-04-05 14:53:02 +02:00
parent 9084984861
commit 7f454586ea
14 changed files with 885 additions and 67 deletions
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src/plugins/scripts/script.c
+275 -7
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@@ -20,7 +20,10 @@
#include <stdlib.h>
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <libgen.h>
#include <string.h>
#include <ctype.h>
#include <sys/types.h>
@@ -95,12 +98,15 @@ script_init (struct t_weechat_plugin *weechat_plugin,
const char *type_data,
void *signal_data),
int (*callback_signal_buffer_closed)(void *data, const char *signal,
const char *type_data,
void *signal_data),
const char *type_data,
void *signal_data),
int (*callback_signal_script_action)(void *data, const char *signal,
const char *type_data,
void *signal_data),
void (*callback_load_file)(void *data, const char *filename))
{
char *string, *completion = "list|listfull|load|autoload|reload|unload %f";
char infolist_description[512];
char infolist_description[512], signal_name[128];
int length;
/* read script configuration */
@@ -171,6 +177,14 @@ script_init (struct t_weechat_plugin *weechat_plugin,
/* add signal for "buffer_closed" */
weechat_hook_signal ("buffer_closed", callback_signal_buffer_closed, NULL);
/* add signal for a script action (install/remove) */
snprintf (signal_name, sizeof (signal_name), "%s_script_install",
weechat_plugin->name);
weechat_hook_signal (signal_name, callback_signal_script_action, NULL);
snprintf (signal_name, sizeof (signal_name), "%s_script_remove",
weechat_plugin->name);
weechat_hook_signal (signal_name, callback_signal_script_action, NULL);
/* autoload scripts */
script_auto_load (weechat_plugin, callback_load_file);
}
@@ -267,7 +281,7 @@ script_auto_load (struct t_weechat_plugin *weechat_plugin,
}
/*
* script_search: search a script in list
* script_search: search a script in list (by registered name)
*/
struct t_plugin_script *
@@ -288,12 +302,45 @@ script_search (struct t_weechat_plugin *weechat_plugin,
}
/*
* script_search_full_name: search the full path name of a script
* script_search_by_full_name: search a script in list (by full name, for
* example "weeget.py")
*/
struct t_plugin_script *
script_search_by_full_name (struct t_plugin_script *scripts,
const char *full_name)
{
char *full_name_copy, *base_name;
struct t_plugin_script *ptr_script;
full_name_copy = strdup (full_name);
if (full_name_copy)
{
for (ptr_script = scripts; ptr_script;
ptr_script = ptr_script->next_script)
{
base_name = basename (ptr_script->filename);
if (strcmp (base_name, full_name) == 0)
{
free (full_name_copy);
return ptr_script;
}
}
free (full_name_copy);
}
/* script not found */
return NULL;
}
/*
* script_search_path: search path name of a script
*/
char *
script_search_full_name (struct t_weechat_plugin *weechat_plugin,
const char *filename)
script_search_path (struct t_weechat_plugin *weechat_plugin,
const char *filename)
{
char *final_name;
const char *dir_home, *dir_system;
@@ -643,6 +690,227 @@ script_completion (struct t_weechat_plugin *weechat_plugin,
}
}
/*
* script_action_add: add script name for a plugin action
*/
void
script_action_add (char **action_list, const char *name)
{
int length;
length = strlen (name);
if (!(*action_list))
{
*action_list = malloc (length + 1);
if (*action_list)
strcpy (*action_list, name);
}
else
{
*action_list = realloc (*action_list,
strlen (*action_list) + 1 + length + 1);
if (*action_list)
{
strcat (*action_list, ",");
strcat (*action_list, name);
}
}
}
/*
* script_remove_file: remove script file(s) from disk
*/
void
script_remove_file (struct t_weechat_plugin *weechat_plugin, const char *name,
int display_error_if_no_script_removed)
{
int num_found, i;
char *path_script;
num_found = 0;
i = 0;
while (i < 2)
{
path_script = script_search_path (weechat_plugin, name);
/* script not found? */
if (!path_script || (strcmp (path_script, name) == 0))
break;
num_found++;
if (unlink (path_script) == 0)
{
weechat_printf (NULL, _("%s: script removed: %s"),
weechat_plugin->name,
path_script);
}
else
{
weechat_printf (NULL,
_("%s%s: failed to remove script: %s "
"(%s)"),
weechat_prefix ("error"),
weechat_plugin->name,
path_script,
strerror (errno));
break;
}
free (path_script);
i++;
}
if ((num_found == 0) && display_error_if_no_script_removed)
{
weechat_printf (NULL,
_("%s: script \"%s\" not found, nothing "
"was removed"),
weechat_plugin->name,
name);
}
}
/*
* script_action_install: install some scripts (using comma separated list)
* this function does following tasks:
* 1. unload script (if script is loaded)
* 2. remove script file(s)
* 3. move script file from "install" dir to language dir
* 4. make link in autoload dir
* 5. load script
*/
void
script_action_install (struct t_weechat_plugin *weechat_plugin,
struct t_plugin_script *scripts,
void (*script_unload)(struct t_plugin_script *script),
int (*script_load)(const char *filename),
char **list)
{
char **argv, *name, *base_name, *new_path, *autoload_path, *symlink_path;
const char *dir_home, *dir_separator;
int argc, i, length;
struct t_plugin_script *ptr_script;
if (*list)
{
argv = weechat_string_explode (*list, ",", 0, 0, &argc);
if (argv)
{
for (i = 0; i < argc; i++)
{
name = strdup (argv[i]);
if (name)
{
base_name = basename (name);
/* unload script, if script is loaded */
ptr_script = script_search_by_full_name (scripts, argv[i]);
if (ptr_script)
(*script_unload) (ptr_script);
/* remove script file(s) */
script_remove_file (weechat_plugin, argv[i], 0);
/* move file from install dir to language dir */
dir_home = weechat_info_get ("weechat_dir", "");
length = strlen (dir_home) + strlen (weechat_plugin->name) +
strlen (base_name) + 16;
new_path = malloc (length);
if (new_path)
{
snprintf (new_path, length, "%s/%s/%s",
dir_home, weechat_plugin->name, base_name);
if (rename (name, new_path) == 0)
{
/* make link in autoload dir */
length = strlen (dir_home) +
strlen (weechat_plugin->name) + 8 +
strlen (base_name) + 16;
autoload_path = malloc (length);
if (autoload_path)
{
snprintf (autoload_path, length,
"%s/%s/autoload/%s",
dir_home, weechat_plugin->name,
base_name);
dir_separator = weechat_info_get ("dir_separator", "");
length = 2 + strlen (dir_separator) +
strlen (base_name) + 1;
symlink_path = malloc (length);
if (symlink_path)
{
snprintf (symlink_path, length, "..%s%s",
dir_separator, base_name);
symlink (symlink_path, autoload_path);
free (symlink_path);
}
free (autoload_path);
}
/* load script */
(*script_load) (new_path);
}
else
{
weechat_printf (NULL,
_("%s%s: failed to move script %s "
"to %s (%s)"),
weechat_prefix ("error"),
weechat_plugin->name,
name,
new_path,
strerror (errno));
}
free (new_path);
}
}
}
weechat_string_free_exploded (argv);
}
free (*list);
*list = NULL;
}
}
/*
* script_action_remove: remove some scripts (using comma separated list)
* this function does following tasks:
* 1. unload script (if script is loaded)
* 2. remove script file(s)
*/
void
script_action_remove (struct t_weechat_plugin *weechat_plugin,
struct t_plugin_script *scripts,
void (*script_unload)(struct t_plugin_script *script),
char **list)
{
char **argv;
int argc, i;
struct t_plugin_script *ptr_script;
if (*list)
{
argv = weechat_string_explode (*list, ",", 0, 0, &argc);
if (argv)
{
for (i = 0; i < argc; i++)
{
/* unload script, if script is loaded */
ptr_script = script_search_by_full_name (scripts, argv[i]);
if (ptr_script)
(*script_unload) (ptr_script);
/* remove script file(s) */
script_remove_file (weechat_plugin, argv[i], 1);
}
weechat_string_free_exploded (argv);
}
free (*list);
*list = NULL;
}
}
/*
* script_display_list: print list of scripts
*/