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weechat/src/plugins/perl/weechat-perl.c
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/*
* weechat-perl.c - perl plugin for WeeChat
*
* Copyright (C) 2003-2019 Sébastien Helleu <flashcode@flashtux.org>
* Copyright (C) 2005-2008 Emmanuel Bouthenot <kolter@openics.org>
*
* This file is part of WeeChat, the extensible chat client.
*
* WeeChat is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* WeeChat is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with WeeChat. If not, see <https://www.gnu.org/licenses/>.
*/
#undef _
#include <EXTERN.h>
#include <perl.h>
#include <XSUB.h>
#include "../weechat-plugin.h"
#include "../plugin-script.h"
#include "weechat-perl.h"
#include "weechat-perl-api.h"
WEECHAT_PLUGIN_NAME(PERL_PLUGIN_NAME);
WEECHAT_PLUGIN_DESCRIPTION(N_("Support of perl scripts"));
WEECHAT_PLUGIN_AUTHOR("Sébastien Helleu <flashcode@flashtux.org>");
WEECHAT_PLUGIN_VERSION(WEECHAT_VERSION);
WEECHAT_PLUGIN_LICENSE(WEECHAT_LICENSE);
WEECHAT_PLUGIN_PRIORITY(4000);
struct t_weechat_plugin *weechat_perl_plugin = NULL;
struct t_plugin_script_data perl_data;
struct t_config_file *perl_config_file = NULL;
struct t_config_option *perl_config_look_check_license = NULL;
struct t_config_option *perl_config_look_eval_keep_context = NULL;
int perl_quiet = 0;
struct t_plugin_script *perl_script_eval = NULL;
int perl_eval_mode = 0;
int perl_eval_send_input = 0;
int perl_eval_exec_commands = 0;
struct t_gui_buffer *perl_eval_buffer = NULL;
#define PERL_EVAL_SCRIPT \
"sub script_perl_eval {\n" \
" eval \"$_[0]\";\n" \
"}\n" \
"weechat::register('" WEECHAT_SCRIPT_EVAL_NAME "', '', '1.0', " \
"'" WEECHAT_LICENSE "', 'Evaluation of source code', '', '');\n"
struct t_plugin_script *perl_scripts = NULL;
struct t_plugin_script *last_perl_script = NULL;
struct t_plugin_script *perl_current_script = NULL;
struct t_plugin_script *perl_registered_script = NULL;
const char *perl_current_script_filename = NULL;
#ifdef MULTIPLICITY
PerlInterpreter *perl_current_interpreter = NULL;
#endif /* MULTIPLICITY */
int perl_quit_or_upgrade = 0;
char **perl_buffer_output = NULL;
/*
* string used to execute action "install":
* when signal "perl_script_install" is received, name of string
* is added to this string, to be installed later by a timer (when nothing is
* running in script)
*/
char *perl_action_install_list = NULL;
/*
* string used to execute action "remove":
* when signal "perl_script_remove" is received, name of string
* is added to this string, to be removed later by a timer (when nothing is
* running in script)
*/
char *perl_action_remove_list = NULL;
/*
* string used to execute action "autoload":
* when signal "perl_script_autoload" is received, name of string
* is added to this string, to autoload or disable autoload later by a timer
* (when nothing is running in script)
*/
char *perl_action_autoload_list = NULL;
#ifdef NO_PERL_MULTIPLICITY
#undef MULTIPLICITY
#endif /* NO_PERL_MULTIPLICITY */
#ifndef MULTIPLICITY
#define PKG_NAME_PREFIX "WeechatPerlPackage"
static PerlInterpreter *perl_main = NULL;
int perl_num = 0;
#endif /* MULTIPLICITY */
char *perl_args[] = { "", "-e", "0", "-w", NULL };
int perl_args_count = 4;
char *perl_weechat_code =
{
#ifndef MULTIPLICITY
"package %s;"
#endif /* MULTIPLICITY */
"$SIG{__WARN__} = sub { weechat::print('', '%s '.$_[0]); };"
"$SIG{__DIE__} = sub { weechat::print('', '%s '.$_[0]); };"
"tie(*STDOUT, 'weechat_output');"
"tie(*STDERR, 'weechat_output');"
"do %s%s%s"
"package weechat_output;"
"sub TIEHANDLE { bless {}; }"
"sub PRINT {"
" weechat::__output__($_[1]);"
"}"
"sub PRINTF {"
" my $self = shift;"
" my $fmt = shift;"
" weechat::__output__(sprintf($fmt, @_));"
"}"
};
/*
* Callback called for each key/value in a hashtable.
*/
void
weechat_perl_hashtable_map_cb (void *data,
struct t_hashtable *hashtable,
const char *key,
const char *value)
{
HV *hash;
/* make C compiler happy */
(void) hashtable;
hash = (HV *)data;
(void) hv_store (hash, key, strlen (key), newSVpv (value, 0), 0);
}
/*
* Converts a WeeChat hashtable to a perl hash.
*/
HV *
weechat_perl_hashtable_to_hash (struct t_hashtable *hashtable)
{
HV *hash;
hash = (HV *)newHV ();
if (!hash)
return NULL;
weechat_hashtable_map_string (hashtable, &weechat_perl_hashtable_map_cb,
hash);
return hash;
}
/*
* Converts a perl hash to a WeeChat hashtable.
*
* Note: hashtable must be freed after use.
*/
struct t_hashtable *
weechat_perl_hash_to_hashtable (SV *hash, int size, const char *type_keys,
const char *type_values)
{
struct t_hashtable *hashtable;
HV *hash2;
SV *value;
char *str_key;
I32 retlen;
hashtable = weechat_hashtable_new (size, type_keys, type_values,
NULL, NULL);
if (!hashtable)
return NULL;
if ((hash) && SvROK(hash) && SvRV(hash)
&& (SvTYPE(SvRV(hash)) == SVt_PVHV))
{
hash2 = (HV *)SvRV(hash);
hv_iterinit (hash2);
while ((value = hv_iternextsv (hash2, &str_key, &retlen)))
{
if (strcmp (type_values, WEECHAT_HASHTABLE_STRING) == 0)
{
weechat_hashtable_set (hashtable, str_key,
SvPV (value, PL_na));
}
else if (strcmp (type_values, WEECHAT_HASHTABLE_POINTER) == 0)
{
weechat_hashtable_set (hashtable, str_key,
plugin_script_str2ptr (
weechat_perl_plugin,
NULL, NULL,
SvPV (value, PL_na)));
}
}
}
return hashtable;
}
/*
* Flushes output.
*/
void
weechat_perl_output_flush ()
{
const char *ptr_command;
char *temp_buffer, *command;
int length;
if (!*perl_buffer_output[0])
return;
/* if there's no buffer, we catch the output, so there's no flush */
if (perl_eval_mode && !perl_eval_buffer)
return;
temp_buffer = strdup (*perl_buffer_output);
if (!temp_buffer)
return;
weechat_string_dyn_copy (perl_buffer_output, NULL);
if (perl_eval_mode)
{
if (perl_eval_send_input)
{
if (perl_eval_exec_commands)
ptr_command = temp_buffer;
else
ptr_command = weechat_string_input_for_buffer (temp_buffer);
if (ptr_command)
{
weechat_command (perl_eval_buffer, temp_buffer);
}
else
{
length = 1 + strlen (temp_buffer) + 1;
command = malloc (length);
if (command)
{
snprintf (command, length, "%c%s",
temp_buffer[0], temp_buffer);
weechat_command (perl_eval_buffer,
(command[0]) ? command : " ");
free (command);
}
}
}
else
{
weechat_printf (perl_eval_buffer, "%s", temp_buffer);
}
}
else
{
/* script (no eval mode) */
weechat_printf (
NULL,
weechat_gettext ("%s: stdout/stderr (%s): %s"),
PERL_PLUGIN_NAME,
(perl_current_script) ? perl_current_script->name : "?",
temp_buffer);
}
free (temp_buffer);
}
/*
* Redirection for stdout and stderr.
*/
XS (weechat_perl_output)
{
char *msg, *ptr_msg, *ptr_newline, *message;
dXSARGS;
if (items < 1)
return;
msg = SvPV_nolen (ST (0));
ptr_msg = msg;
while ((ptr_newline = strchr (ptr_msg, '\n')) != NULL)
{
message = weechat_strndup (ptr_msg, ptr_newline - ptr_msg);
weechat_string_dyn_concat (perl_buffer_output, message);
if (message)
free (message);
weechat_perl_output_flush ();
ptr_msg = ++ptr_newline;
}
weechat_string_dyn_concat (perl_buffer_output, ptr_msg);
}
/*
* Executes a perl function.
*/
void *
weechat_perl_exec (struct t_plugin_script *script,
int ret_type, const char *function,
const char *format, void **argv)
{
char *func;
unsigned int count;
void *ret_value;
int *ret_i, mem_err, length, i, argc;
SV *ret_s;
HV *hash;
struct t_plugin_script *old_perl_current_script;
#ifdef MULTIPLICITY
void *old_context;
#endif /* MULTIPLICITY */
old_perl_current_script = perl_current_script;
perl_current_script = script;
#ifdef MULTIPLICITY
(void) length;
func = (char *) function;
old_context = PERL_GET_CONTEXT;
if (script->interpreter)
PERL_SET_CONTEXT (script->interpreter);
#else
length = strlen ((script->interpreter) ? script->interpreter : perl_main) +
strlen (function) + 3;
func = (char *) malloc (length);
if (!func)
return NULL;
snprintf (func, length, "%s::%s",
(char *) ((script->interpreter) ? script->interpreter : perl_main),
function);
#endif /* MULTIPLICITY */
dSP;
ENTER;
SAVETMPS;
PUSHMARK(SP);
if (format && format[0])
{
argc = strlen (format);
for (i = 0; i < argc; i++)
{
switch (format[i])
{
case 's': /* string */
XPUSHs (sv_2mortal(newSVpv((char *)argv[i], 0)));
break;
case 'i': /* integer */
XPUSHs (sv_2mortal(newSViv(*((int *)argv[i]))));
break;
case 'h': /* hash */
hash = weechat_perl_hashtable_to_hash (argv[i]);
XPUSHs (sv_2mortal(newRV_inc((SV *)hash)));
break;
}
}
}
PUTBACK;
count = call_pv (func, G_EVAL | G_SCALAR);
ret_value = NULL;
mem_err = 1;
SPAGAIN;
weechat_perl_output_flush ();
if (SvTRUE (ERRSV))
{
weechat_printf (NULL,
weechat_gettext ("%s%s: error: %s"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
SvPV_nolen (ERRSV));
(void) POPs; /* pop the "undef" */
mem_err = 0;
}
else
{
if (count != 1)
{
if (ret_type != WEECHAT_SCRIPT_EXEC_IGNORE)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: function \"%s\" must "
"return a valid value"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
function);
}
mem_err = 0;
}
else
{
if (ret_type == WEECHAT_SCRIPT_EXEC_STRING)
{
ret_s = newSVsv (POPs);
ret_value = strdup (SvPV_nolen (ret_s));
SvREFCNT_dec (ret_s);
}
else if (ret_type == WEECHAT_SCRIPT_EXEC_POINTER)
{
ret_s = newSVsv (POPs);
ret_value = plugin_script_str2ptr (weechat_perl_plugin,
script->name, function,
SvPV_nolen (ret_s));
SvREFCNT_dec (ret_s);
}
else if (ret_type == WEECHAT_SCRIPT_EXEC_INT)
{
ret_i = malloc (sizeof (*ret_i));
if (ret_i)
*ret_i = POPi;
ret_value = ret_i;
}
else if (ret_type == WEECHAT_SCRIPT_EXEC_HASHTABLE)
{
ret_value = weechat_perl_hash_to_hashtable (POPs,
WEECHAT_SCRIPT_HASHTABLE_DEFAULT_SIZE,
WEECHAT_HASHTABLE_STRING,
WEECHAT_HASHTABLE_STRING);
}
else
{
if (ret_type != WEECHAT_SCRIPT_EXEC_IGNORE)
{
weechat_printf (
NULL,
weechat_gettext ("%s%s: function \"%s\" must return "
"a valid value"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
function);
}
mem_err = 0;
}
}
}
if ((ret_type != WEECHAT_SCRIPT_EXEC_IGNORE) && !ret_value)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: error in function \"%s\""),
weechat_prefix ("error"), PERL_PLUGIN_NAME, function);
}
PUTBACK;
FREETMPS;
LEAVE;
perl_current_script = old_perl_current_script;
#ifdef MULTIPLICITY
PERL_SET_CONTEXT (old_context);
#else
free (func);
#endif /* MULTIPLICITY */
if (!ret_value && (mem_err == 1))
{
weechat_printf (NULL,
weechat_gettext ("%s%s: not enough memory in function "
"\"%s\""),
weechat_prefix ("error"), PERL_PLUGIN_NAME, function);
return NULL;
}
return ret_value;
}
/*
* Loads a perl script.
*
* If code is NULL, the content of filename is read and executed.
* If code is not NULL, it is executed (the file is not read).
*
* Returns pointer to new registered script, NULL if error.
*/
struct t_plugin_script *
weechat_perl_load (const char *filename, const char *code)
{
char str_warning[512], str_error[512];
struct t_plugin_script temp_script;
struct stat buf;
char *perl_code;
int length;
#ifndef MULTIPLICITY
char pkgname[64];
#endif /* MULTIPLICITY */
temp_script.filename = NULL;
temp_script.interpreter = NULL;
temp_script.name = NULL;
temp_script.author = NULL;
temp_script.version = NULL;
temp_script.license = NULL;
temp_script.description = NULL;
temp_script.shutdown_func = NULL;
temp_script.charset = NULL;
if (!code)
{
if (stat (filename, &buf) != 0)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: script \"%s\" not found"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
filename);
return NULL;
}
}
if ((weechat_perl_plugin->debug >= 2) || !perl_quiet)
{
weechat_printf (NULL,
weechat_gettext ("%s: loading script \"%s\""),
PERL_PLUGIN_NAME, filename);
}
perl_current_script = NULL;
perl_current_script_filename = filename;
perl_registered_script = NULL;
#ifdef MULTIPLICITY
perl_current_interpreter = perl_alloc ();
if (!perl_current_interpreter)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: unable to create new "
"sub-interpreter"),
weechat_prefix ("error"), PERL_PLUGIN_NAME);
return NULL;
}
snprintf (str_warning, sizeof (str_warning),
weechat_gettext ("%s: warning:"),
PERL_PLUGIN_NAME);
snprintf (str_error, sizeof (str_error),
weechat_gettext ("%s: error:"),
PERL_PLUGIN_NAME);
PERL_SET_CONTEXT (perl_current_interpreter);
perl_construct (perl_current_interpreter);
temp_script.interpreter = (PerlInterpreter *) perl_current_interpreter;
perl_parse (perl_current_interpreter, weechat_perl_api_init,
perl_args_count, perl_args, NULL);
length = strlen (perl_weechat_code) + strlen (str_warning) +
strlen (str_error) - 2 + 4 + strlen ((code) ? code : filename) + 4 + 1;
perl_code = malloc (length);
if (!perl_code)
return NULL;
snprintf (perl_code, length, perl_weechat_code,
str_warning,
str_error,
(code) ? "{\n" : "'",
(code) ? code : filename,
(code) ? "\n};\n" : "';");
#else
snprintf (pkgname, sizeof (pkgname), "%s%d", PKG_NAME_PREFIX, perl_num);
perl_num++;
length = strlen (perl_weechat_code) + strlen (str_warning) +
strlen (str_error) - 4 + strlen (pkgname) + 4 +
strlen ((code) ? code : filename) + 4 + 1;
perl_code = malloc (length);
if (!perl_code)
return NULL;
snprintf (perl_code, length, perl_weechat_code,
pkgname,
str_warning,
str_error,
(code) ? "{\n" : "'",
(code) ? code : filename,
(code) ? "\n};\n" : "';");
#endif /* MULTIPLICITY */
eval_pv (perl_code, TRUE);
free (perl_code);
if (SvTRUE (ERRSV))
{
weechat_printf (NULL,
weechat_gettext ("%s%s: unable to parse file "
"\"%s\""),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
filename);
weechat_printf (NULL,
weechat_gettext ("%s%s: error: %s"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
SvPV_nolen (ERRSV));
#ifdef MULTIPLICITY
perl_destruct (perl_current_interpreter);
perl_free (perl_current_interpreter);
#endif /* MULTIPLICITY */
if (perl_current_script && (perl_current_script != &temp_script))
{
plugin_script_remove (weechat_perl_plugin,
&perl_scripts, &last_perl_script,
perl_current_script);
perl_current_script = NULL;
}
return NULL;
}
if (!perl_registered_script)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: function \"register\" not "
"found (or failed) in file \"%s\""),
weechat_prefix ("error"), PERL_PLUGIN_NAME, filename);
#ifdef MULTIPLICITY
perl_destruct (perl_current_interpreter);
perl_free (perl_current_interpreter);
#endif /* MULTIPLICITY */
return NULL;
}
perl_current_script = perl_registered_script;
#ifndef MULTIPLICITY
perl_current_script->interpreter = strdup (pkgname);
#endif /* MULTIPLICITY */
/*
* set input/close callbacks for buffers created by this script
* (to restore callbacks after upgrade)
*/
plugin_script_set_buffer_callbacks (weechat_perl_plugin,
perl_scripts,
perl_current_script,
&weechat_perl_api_buffer_input_data_cb,
&weechat_perl_api_buffer_close_cb);
(void) weechat_hook_signal_send ("perl_script_loaded",
WEECHAT_HOOK_SIGNAL_STRING,
perl_current_script->filename);
return perl_current_script;
}
/*
* Callback for weechat_script_auto_load() function.
*/
void
weechat_perl_load_cb (void *data, const char *filename)
{
/* make C compiler happy */
(void) data;
weechat_perl_load (filename, NULL);
}
/*
* Unloads a perl script.
*/
void
weechat_perl_unload (struct t_plugin_script *script)
{
int *rc;
void *interpreter;
char *filename;
if ((weechat_perl_plugin->debug >= 2) || !perl_quiet)
{
weechat_printf (NULL,
weechat_gettext ("%s: unloading script \"%s\""),
PERL_PLUGIN_NAME, script->name);
}
#ifdef MULTIPLICITY
PERL_SET_CONTEXT (script->interpreter);
#endif /* MULTIPLICITY */
if (script->shutdown_func && script->shutdown_func[0])
{
rc = (int *)weechat_perl_exec (script,
WEECHAT_SCRIPT_EXEC_INT,
script->shutdown_func,
NULL, NULL);
if (rc)
free (rc);
}
filename = strdup (script->filename);
interpreter = script->interpreter;
if (perl_current_script == script)
{
perl_current_script = (perl_current_script->prev_script) ?
perl_current_script->prev_script : perl_current_script->next_script;
}
plugin_script_remove (weechat_perl_plugin, &perl_scripts, &last_perl_script,
script);
#ifdef MULTIPLICITY
if (interpreter)
{
perl_destruct (interpreter);
perl_free (interpreter);
}
if (perl_current_script)
{
PERL_SET_CONTEXT (perl_current_script->interpreter);
}
#else
if (interpreter)
free (interpreter);
#endif /* MULTIPLICITY */
(void) weechat_hook_signal_send ("perl_script_unloaded",
WEECHAT_HOOK_SIGNAL_STRING, filename);
if (filename)
free (filename);
}
/*
* Unloads a perl script by name.
*/
void
weechat_perl_unload_name (const char *name)
{
struct t_plugin_script *ptr_script;
ptr_script = plugin_script_search (weechat_perl_plugin, perl_scripts, name);
if (ptr_script)
{
weechat_perl_unload (ptr_script);
if (!perl_quiet)
{
weechat_printf (NULL,
weechat_gettext ("%s: script \"%s\" unloaded"),
PERL_PLUGIN_NAME, name);
}
}
else
{
weechat_printf (NULL,
weechat_gettext ("%s%s: script \"%s\" not loaded"),
weechat_prefix ("error"), PERL_PLUGIN_NAME, name);
}
}
/*
* Unloads all perl scripts.
*/
void
weechat_perl_unload_all ()
{
while (perl_scripts)
{
weechat_perl_unload (perl_scripts);
}
}
/*
* Reloads a perl script by name.
*/
void
weechat_perl_reload_name (const char *name)
{
struct t_plugin_script *ptr_script;
char *filename;
ptr_script = plugin_script_search (weechat_perl_plugin, perl_scripts, name);
if (ptr_script)
{
filename = strdup (ptr_script->filename);
if (filename)
{
weechat_perl_unload (ptr_script);
if (!perl_quiet)
{
weechat_printf (NULL,
weechat_gettext ("%s: script \"%s\" unloaded"),
PERL_PLUGIN_NAME, name);
}
weechat_perl_load (filename, NULL);
free (filename);
}
}
else
{
weechat_printf (NULL,
weechat_gettext ("%s%s: script \"%s\" not loaded"),
weechat_prefix ("error"), PERL_PLUGIN_NAME, name);
}
}
/*
* Evaluates perl source code.
*
* Returns:
* 1: OK
* 0: error
*/
int
weechat_perl_eval (struct t_gui_buffer *buffer, int send_to_buffer_as_input,
int exec_commands, const char *code)
{
void *func_argv[1], *result;
if (!perl_script_eval)
{
perl_quiet = 1;
perl_script_eval = weechat_perl_load (WEECHAT_SCRIPT_EVAL_NAME,
PERL_EVAL_SCRIPT);
perl_quiet = 0;
if (!perl_script_eval)
return 0;
}
weechat_perl_output_flush ();
perl_eval_mode = 1;
perl_eval_send_input = send_to_buffer_as_input;
perl_eval_exec_commands = exec_commands;
perl_eval_buffer = buffer;
func_argv[0] = (char *)code;
result = weechat_perl_exec (perl_script_eval,
WEECHAT_SCRIPT_EXEC_IGNORE,
"script_perl_eval",
"s", func_argv);
/* result is ignored */
if (result)
free (result);
weechat_perl_output_flush ();
perl_eval_mode = 0;
perl_eval_send_input = 0;
perl_eval_exec_commands = 0;
perl_eval_buffer = NULL;
if (!weechat_config_boolean (perl_config_look_eval_keep_context))
{
perl_quiet = 1;
weechat_perl_unload (perl_script_eval);
perl_quiet = 0;
perl_script_eval = NULL;
}
return 1;
}
/*
* Callback for command "/perl".
*/
int
weechat_perl_command_cb (const void *pointer, void *data,
struct t_gui_buffer *buffer,
int argc, char **argv, char **argv_eol)
{
char *ptr_name, *ptr_code, *path_script;
int i, send_to_buffer_as_input, exec_commands;
/* make C compiler happy */
(void) pointer;
(void) data;
if (argc == 1)
{
plugin_script_display_list (weechat_perl_plugin, perl_scripts,
NULL, 0);
}
else if (argc == 2)
{
if (weechat_strcasecmp (argv[1], "list") == 0)
{
plugin_script_display_list (weechat_perl_plugin, perl_scripts,
NULL, 0);
}
else if (weechat_strcasecmp (argv[1], "listfull") == 0)
{
plugin_script_display_list (weechat_perl_plugin, perl_scripts,
NULL, 1);
}
else if (weechat_strcasecmp (argv[1], "autoload") == 0)
{
plugin_script_auto_load (weechat_perl_plugin, &weechat_perl_load_cb);
}
else if (weechat_strcasecmp (argv[1], "reload") == 0)
{
weechat_perl_unload_all ();
plugin_script_auto_load (weechat_perl_plugin, &weechat_perl_load_cb);
}
else if (weechat_strcasecmp (argv[1], "unload") == 0)
{
weechat_perl_unload_all ();
}
else if (weechat_strcasecmp (argv[1], "version") == 0)
{
plugin_script_display_interpreter (weechat_perl_plugin, 0);
}
else
WEECHAT_COMMAND_ERROR;
}
else
{
if (weechat_strcasecmp (argv[1], "list") == 0)
{
plugin_script_display_list (weechat_perl_plugin, perl_scripts,
argv_eol[2], 0);
}
else if (weechat_strcasecmp (argv[1], "listfull") == 0)
{
plugin_script_display_list (weechat_perl_plugin, perl_scripts,
argv_eol[2], 1);
}
else if ((weechat_strcasecmp (argv[1], "load") == 0)
|| (weechat_strcasecmp (argv[1], "reload") == 0)
|| (weechat_strcasecmp (argv[1], "unload") == 0))
{
ptr_name = argv_eol[2];
if (strncmp (ptr_name, "-q ", 3) == 0)
{
perl_quiet = 1;
ptr_name += 3;
while (ptr_name[0] == ' ')
{
ptr_name++;
}
}
if (weechat_strcasecmp (argv[1], "load") == 0)
{
/* load perl script */
path_script = plugin_script_search_path (weechat_perl_plugin,
ptr_name);
weechat_perl_load ((path_script) ? path_script : ptr_name,
NULL);
if (path_script)
free (path_script);
}
else if (weechat_strcasecmp (argv[1], "reload") == 0)
{
/* reload one perl script */
weechat_perl_reload_name (ptr_name);
}
else if (weechat_strcasecmp (argv[1], "unload") == 0)
{
/* unload perl script */
weechat_perl_unload_name (ptr_name);
}
perl_quiet = 0;
}
else if (weechat_strcasecmp (argv[1], "eval") == 0)
{
send_to_buffer_as_input = 0;
exec_commands = 0;
ptr_code = argv_eol[2];
for (i = 2; i < argc; i++)
{
if (argv[i][0] == '-')
{
if (strcmp (argv[i], "-o") == 0)
{
if (i + 1 >= argc)
WEECHAT_COMMAND_ERROR;
send_to_buffer_as_input = 1;
exec_commands = 0;
ptr_code = argv_eol[i + 1];
}
else if (strcmp (argv[i], "-oc") == 0)
{
if (i + 1 >= argc)
WEECHAT_COMMAND_ERROR;
send_to_buffer_as_input = 1;
exec_commands = 1;
ptr_code = argv_eol[i + 1];
}
}
else
break;
}
if (!weechat_perl_eval (buffer, send_to_buffer_as_input,
exec_commands, ptr_code))
WEECHAT_COMMAND_ERROR;
}
else
WEECHAT_COMMAND_ERROR;
}
return WEECHAT_RC_OK;
}
/*
* Adds perl scripts to completion list.
*/
int
weechat_perl_completion_cb (const void *pointer, void *data,
const char *completion_item,
struct t_gui_buffer *buffer,
struct t_gui_completion *completion)
{
/* make C compiler happy */
(void) pointer;
(void) data;
(void) completion_item;
(void) buffer;
plugin_script_completion (weechat_perl_plugin, completion, perl_scripts);
return WEECHAT_RC_OK;
}
/*
* Returns hdata for perl scripts.
*/
struct t_hdata *
weechat_perl_hdata_cb (const void *pointer, void *data,
const char *hdata_name)
{
/* make C compiler happy */
(void) pointer;
(void) data;
return plugin_script_hdata_script (weechat_plugin,
&perl_scripts, &last_perl_script,
hdata_name);
}
/*
* Returns perl info "perl_eval".
*/
char *
weechat_perl_info_eval_cb (const void *pointer, void *data,
const char *info_name,
const char *arguments)
{
char *output;
/* make C compiler happy */
(void) pointer;
(void) data;
(void) info_name;
weechat_perl_eval (NULL, 0, 0, (arguments) ? arguments : "");
output = strdup (*perl_buffer_output);
weechat_string_dyn_copy (perl_buffer_output, NULL);
return output;
}
/*
* Returns infolist with perl scripts.
*/
struct t_infolist *
weechat_perl_infolist_cb (const void *pointer, void *data,
const char *infolist_name,
void *obj_pointer, const char *arguments)
{
/* make C compiler happy */
(void) pointer;
(void) data;
if (!infolist_name || !infolist_name[0])
return NULL;
if (weechat_strcasecmp (infolist_name, "perl_script") == 0)
{
return plugin_script_infolist_list_scripts (weechat_perl_plugin,
perl_scripts, obj_pointer,
arguments);
}
return NULL;
}
/*
* Dumps perl plugin data in WeeChat log file.
*/
int
weechat_perl_signal_debug_dump_cb (const void *pointer, void *data,
const char *signal,
const char *type_data, void *signal_data)
{
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
if (!signal_data
|| (weechat_strcasecmp ((char *)signal_data, PERL_PLUGIN_NAME) == 0))
{
plugin_script_print_log (weechat_perl_plugin, perl_scripts);
}
return WEECHAT_RC_OK;
}
/*
* Timer for executing actions.
*/
int
weechat_perl_timer_action_cb (const void *pointer, void *data,
int remaining_calls)
{
/* make C compiler happy */
(void) data;
(void) remaining_calls;
if (pointer)
{
if (pointer == &perl_action_install_list)
{
plugin_script_action_install (weechat_perl_plugin,
perl_scripts,
&weechat_perl_unload,
&weechat_perl_load,
&perl_quiet,
&perl_action_install_list);
}
else if (pointer == &perl_action_remove_list)
{
plugin_script_action_remove (weechat_perl_plugin,
perl_scripts,
&weechat_perl_unload,
&perl_quiet,
&perl_action_remove_list);
}
else if (pointer == &perl_action_autoload_list)
{
plugin_script_action_autoload (weechat_perl_plugin,
&perl_quiet,
&perl_action_autoload_list);
}
}
return WEECHAT_RC_OK;
}
/*
* Callback called when a script action is asked (install/remove a script).
*/
int
weechat_perl_signal_script_action_cb (const void *pointer, void *data,
const char *signal,
const char *type_data,
void *signal_data)
{
/* make C compiler happy */
(void) pointer;
(void) data;
if (strcmp (type_data, WEECHAT_HOOK_SIGNAL_STRING) == 0)
{
if (strcmp (signal, "perl_script_install") == 0)
{
plugin_script_action_add (&perl_action_install_list,
(const char *)signal_data);
weechat_hook_timer (1, 0, 1,
&weechat_perl_timer_action_cb,
&perl_action_install_list, NULL);
}
else if (strcmp (signal, "perl_script_remove") == 0)
{
plugin_script_action_add (&perl_action_remove_list,
(const char *)signal_data);
weechat_hook_timer (1, 0, 1,
&weechat_perl_timer_action_cb,
&perl_action_remove_list, NULL);
}
else if (strcmp (signal, "perl_script_autoload") == 0)
{
plugin_script_action_add (&perl_action_autoload_list,
(const char *)signal_data);
weechat_hook_timer (1, 0, 1,
&weechat_perl_timer_action_cb,
&perl_action_autoload_list, NULL);
}
}
return WEECHAT_RC_OK;
}
/*
* Callback called when exiting or upgrading WeeChat.
*/
int
weechat_perl_signal_quit_upgrade_cb (const void *pointer, void *data,
const char *signal,
const char *type_data,
void *signal_data)
{
/* make C compiler happy */
(void) pointer;
(void) data;
(void) signal;
(void) type_data;
(void) signal_data;
perl_quit_or_upgrade = 1;
return WEECHAT_RC_OK;
}
/*
* Initializes perl plugin.
*/
int
weechat_plugin_init (struct t_weechat_plugin *plugin, int argc, char *argv[])
{
#ifdef PERL_SYS_INIT3
int a;
char **perl_args_local;
char *perl_env[] = {};
a = perl_args_count;
perl_args_local = perl_args;
(void) perl_env;
PERL_SYS_INIT3 (&a, (char ***)&perl_args_local, (char ***)&perl_env);
#endif /* PERL_SYS_INIT3 */
weechat_perl_plugin = plugin;
/* set interpreter name and version */
weechat_hashtable_set (plugin->variables, "interpreter_name",
plugin->name);
#ifdef PERL_VERSION_STRING
weechat_hashtable_set (plugin->variables, "interpreter_version",
PERL_VERSION_STRING);
#else
weechat_hashtable_set (plugin->variables, "interpreter_version",
"");
#endif /* PERL_VERSION_STRING */
/* init stdout/stderr buffer */
perl_buffer_output = weechat_string_dyn_alloc (256);
if (!perl_buffer_output)
return WEECHAT_RC_ERROR;
#ifndef MULTIPLICITY
perl_main = perl_alloc ();
if (!perl_main)
{
weechat_printf (NULL,
weechat_gettext ("%s%s: unable to initialize %s"),
weechat_prefix ("error"), PERL_PLUGIN_NAME,
PERL_PLUGIN_NAME);
return WEECHAT_RC_ERROR;
}
perl_construct (perl_main);
perl_parse (perl_main, weechat_perl_api_init, perl_args_count,
perl_args, NULL);
#endif /* MULTIPLICITY */
perl_data.config_file = &perl_config_file;
perl_data.config_look_check_license = &perl_config_look_check_license;
perl_data.config_look_eval_keep_context = &perl_config_look_eval_keep_context;
perl_data.scripts = &perl_scripts;
perl_data.last_script = &last_perl_script;
perl_data.callback_command = &weechat_perl_command_cb;
perl_data.callback_completion = &weechat_perl_completion_cb;
perl_data.callback_hdata = &weechat_perl_hdata_cb;
perl_data.callback_info_eval = &weechat_perl_info_eval_cb;
perl_data.callback_infolist = &weechat_perl_infolist_cb;
perl_data.callback_signal_debug_dump = &weechat_perl_signal_debug_dump_cb;
perl_data.callback_signal_script_action = &weechat_perl_signal_script_action_cb;
perl_data.callback_load_file = &weechat_perl_load_cb;
perl_data.unload_all = &weechat_perl_unload_all;
perl_quiet = 1;
plugin_script_init (weechat_perl_plugin, argc, argv, &perl_data);
perl_quiet = 0;
plugin_script_display_short_list (weechat_perl_plugin,
perl_scripts);
weechat_hook_signal ("quit",
&weechat_perl_signal_quit_upgrade_cb, NULL, NULL);
weechat_hook_signal ("upgrade",
&weechat_perl_signal_quit_upgrade_cb, NULL, NULL);
/* init OK */
return WEECHAT_RC_OK;
}
/*
* Ends perl plugin.
*/
int
weechat_plugin_end (struct t_weechat_plugin *plugin)
{
/* unload all scripts */
perl_quiet = 1;
if (perl_script_eval)
{
weechat_perl_unload (perl_script_eval);
perl_script_eval = NULL;
}
plugin_script_end (plugin, &perl_data);
perl_quiet = 0;
#ifndef MULTIPLICITY
/* free perl interpreter */
if (perl_main)
{
perl_destruct (perl_main);
perl_free (perl_main);
perl_main = NULL;
}
#endif /* MULTIPLICITY */
#if defined(PERL_SYS_TERM) && !defined(__FreeBSD__) && !defined(WIN32) && !defined(__CYGWIN__) && !(defined(__APPLE__) && defined(__MACH__))
/*
* we call this function on all OS, but NOT on FreeBSD or Cygwin,
* because it crashes with no reason (bug in Perl?)
*/
if (perl_quit_or_upgrade)
PERL_SYS_TERM ();
#endif
/* free some data */
if (perl_action_install_list)
free (perl_action_install_list);
if (perl_action_remove_list)
free (perl_action_remove_list);
if (perl_action_autoload_list)
free (perl_action_autoload_list);
weechat_string_dyn_free (perl_buffer_output, 1);
return WEECHAT_RC_OK;
}
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