RetroArch/menu/menu_content.c
2016-04-28 20:49:13 +02:00

307 lines
8.8 KiB
C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2011-2016 - Daniel De Matteis
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <retro_assert.h>
#include <streams/file_stream.h>
#include <file/file_path.h>
#include <string/stdstring.h>
#include "menu_content.h"
#include "menu_driver.h"
#include "menu_display.h"
#include "menu_hash.h"
#include "menu_shader.h"
#include "../core_info.h"
#include "../content.h"
#include "../configuration.h"
#include "../dynamic.h"
#include "../defaults.h"
#include "../frontend/frontend.h"
#include "../playlist.h"
#include "../retroarch.h"
#include "../runloop.h"
#include "../verbosity.h"
static void menu_content_environment_get(int *argc, char *argv[],
void *args, void *params_data)
{
struct rarch_main_wrap *wrap_args = (struct rarch_main_wrap*)params_data;
char *fullpath = NULL;
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
if (!wrap_args)
return;
runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);
wrap_args->no_content = menu_driver_ctl(
RARCH_MENU_CTL_HAS_LOAD_NO_CONTENT, NULL);
if (!global->has_set.verbosity)
wrap_args->verbose = *retro_main_verbosity();
wrap_args->touched = true;
wrap_args->config_path = NULL;
wrap_args->sram_path = NULL;
wrap_args->state_path = NULL;
wrap_args->content_path = NULL;
if (*global->path.config)
wrap_args->config_path = global->path.config;
if (*global->dir.savefile)
wrap_args->sram_path = global->dir.savefile;
if (*global->dir.savestate)
wrap_args->state_path = global->dir.savestate;
if (*fullpath)
wrap_args->content_path = fullpath;
if (!global->has_set.libretro)
wrap_args->libretro_path = *settings->path.libretro
? settings->path.libretro : NULL;
}
/**
* menu_content_load:
*
* Loads content into currently selected core.
* Will also optionally push the content entry to the history playlist.
*
* Returns: true (1) if successful, otherwise false (0).
**/
static bool menu_content_load(void)
{
content_ctx_info_t content_info;
char name[PATH_MAX_LENGTH];
char msg[PATH_MAX_LENGTH];
bool msg_force = true;
char *fullpath = NULL;
runloop_ctl(RUNLOOP_CTL_GET_CONTENT_PATH, &fullpath);
/* redraw menu frame */
menu_display_ctl(MENU_DISPLAY_CTL_SET_MSG_FORCE, &msg_force);
menu_driver_ctl(RARCH_MENU_CTL_RENDER, NULL);
if (*fullpath)
fill_pathname_base(name, fullpath, sizeof(name));
content_info.argc = 0;
content_info.argv = NULL;
content_info.args = NULL;
content_info.environ_get = menu_content_environment_get;
if (!content_ctl(CONTENT_CTL_LOAD, &content_info))
goto error;
if (*fullpath)
{
snprintf(msg, sizeof(msg), "INFO - Loading %s ...", name);
runloop_msg_queue_push(msg, 1, 1, false);
}
if (*fullpath ||
menu_driver_ctl(RARCH_MENU_CTL_HAS_LOAD_NO_CONTENT, NULL))
{
struct retro_system_info *info = NULL;
menu_driver_ctl(RARCH_MENU_CTL_SYSTEM_INFO_GET,
&info);
content_push_to_history_playlist(true, fullpath, info);
content_playlist_write_file(g_defaults.history);
}
return true;
error:
snprintf(msg, sizeof(msg), "Failed to load %s.\n", name);
runloop_msg_queue_push(msg, 1, 90, false);
return false;
}
/**
* menu_content_load_from_playlist:
* @playlist : Playlist handle.
* @idx : Index in playlist.
*
* Initializes core and loads content based on playlist entry.
**/
static bool menu_content_load_from_playlist(void *data)
{
unsigned idx;
const char *core_path = NULL;
const char *path = NULL;
menu_content_ctx_playlist_info_t *info =
(menu_content_ctx_playlist_info_t *)data;
content_playlist_t *playlist = NULL;
if (!info)
return false;
playlist = (content_playlist_t*)info->data;
idx = info->idx;
if (!playlist)
return false;
content_playlist_get_index(playlist,
idx, &path, NULL, &core_path, NULL, NULL, NULL);
if (path && !string_is_empty(path))
{
unsigned i;
RFILE *fp = NULL;
char *path_check = NULL;
char *path_tolower = strdup(path);
for (i = 0; i < strlen(path_tolower); ++i)
path_tolower[i] = tolower(path_tolower[i]);
if (strstr(path_tolower, ".zip"))
strstr(path_tolower, ".zip")[4] = '\0';
else if (strstr(path_tolower, ".7z"))
strstr(path_tolower, ".7z")[3] = '\0';
path_check = (char *)
calloc(strlen(path_tolower) + 1, sizeof(char));
strncpy(path_check, path, strlen(path_tolower));
free(path_tolower);
fp = filestream_open(path_check, RFILE_MODE_READ, -1);
free(path_check);
if (!fp)
goto error;
filestream_close(fp);
}
runloop_ctl(RUNLOOP_CTL_SET_LIBRETRO_PATH, (void*)core_path);
if (path)
menu_driver_ctl(RARCH_MENU_CTL_UNSET_LOAD_NO_CONTENT, NULL);
else
menu_driver_ctl(RARCH_MENU_CTL_SET_LOAD_NO_CONTENT, NULL);
if (!event_cmd_ctl(EVENT_CMD_EXEC, (void*)path))
return false;
event_cmd_ctl(EVENT_CMD_LOAD_CORE, NULL);
return true;
error:
runloop_msg_queue_push("File could not be loaded.\n", 1, 100, true);
return false;
}
/**
* menu_content_find_first_core:
* @core_info : Core info list handle.
* @dir : Directory. Gets joined with @path.
* @path : Path. Gets joined with @dir.
* @menu_label : Label identifier of menu setting.
* @s : Deferred core path. Will be filled in
* by function.
* @len : Size of @s.
*
* Gets deferred core.
*
* Returns: false if there are multiple deferred cores and a
* selection needs to be made from a list, otherwise
* returns true and fills in @s with path to core.
**/
static bool menu_content_find_first_core(void *data)
{
char new_core_path[PATH_MAX_LENGTH];
const core_info_t *info = NULL;
size_t supported = 0;
menu_content_ctx_defer_info_t *def_info =
(menu_content_ctx_defer_info_t *)data;
core_info_list_t *core_info =
(core_info_list_t*)def_info->data;
uint32_t menu_label_hash =
menu_hash_calculate(def_info->menu_label);
if ( !string_is_empty(def_info->dir)
&& !string_is_empty(def_info->path))
fill_pathname_join(def_info->s,
def_info->dir, def_info->path, def_info->len);
#ifdef HAVE_COMPRESSION
if (path_is_compressed_file(def_info->dir))
{
/* In case of a compressed archive, we have to join with a hash */
/* We are going to write at the position of dir: */
retro_assert(strlen(def_info->dir) < strlen(def_info->s));
def_info->s[strlen(def_info->dir)] = '#';
}
#endif
if (core_info)
core_info_list_get_supported_cores(core_info,
def_info->s, &info,
&supported);
/* We started the menu with 'Load Content', we are
* going to use the current core to load this. */
if (menu_label_hash == MENU_LABEL_LOAD_CONTENT)
{
core_info_ctl(CORE_INFO_CTL_CURRENT_CORE_GET, (void*)&info);
if (info)
{
RARCH_LOG("Use the current core (%s) to load this content...\n",
info->path);
supported = 1;
}
}
/* There are multiple deferred cores and a
* selection needs to be made from a list, return 0. */
if (supported != 1)
return false;
if (info)
strlcpy(new_core_path, info->path, sizeof(new_core_path));
runloop_ctl(RUNLOOP_CTL_SET_CONTENT_PATH, def_info->s);
if (path_file_exists(new_core_path))
runloop_ctl(RUNLOOP_CTL_SET_LIBRETRO_PATH, new_core_path);
return true;
}
bool menu_content_ctl(enum menu_content_ctl_state state, void *data)
{
switch (state)
{
case MENU_CONTENT_CTL_FIND_FIRST_CORE:
return menu_content_find_first_core(data);
case MENU_CONTENT_CTL_LOAD:
return menu_content_load();
case MENU_CONTENT_CTL_LOAD_PLAYLIST:
return menu_content_load_from_playlist(data);
case MENU_CONTENT_CTL_NONE:
default:
break;
}
return true;
}