SylFilter

/* SylFilter - a message filter

 *

 * Copyright (C) 2011-2012 Hiroyuki Yamamoto

 * Copyright (C) 2011-2012 Sylpheed Development Team

 */

#include "config.h"

#include <glib.h>

#ifdef BUILTIN_LIBSYLPH

#  include "libsylph/utils.h"

#else

#  include <sylph/utils.h>

#endif

#ifdef G_OS_WIN32

#  include <windows.h>

#  include <wchar.h>

#  include <shlobj.h>

#endif

#include "filter.h"

#include "filter-utils.h"

char *xfilter_utils_get_file_contents(const char *file)

{

        char *contents = NULL;

        g_return_val_if_fail(file != NULL, NULL);

        if (g_file_get_contents(file, &contents, NULL, NULL))

                return contents;

        else

                return NULL;

}

void xfilter_free_mem(void *mem)

{

        g_free(mem);

}

const char *xfilter_utils_get_home_dir(void)

{

        return get_home_dir();

}

static char *base_dir = NULL;

const char *xfilter_utils_get_base_dir(void)

{

        if (!base_dir) {

                base_dir = g_strdup(xfilter_utils_get_default_base_dir());

        }

        return base_dir;

}

int xfilter_utils_set_base_dir(const char *path)

{

        const char *tmpdir;

        const char *rcdir;

#ifdef G_OS_WIN32

        if (path) {

                char *upath = g_locale_to_utf8(path, -1, NULL, NULL, NULL);

                if (xfilter_utils_mkdir(upath) < 0) {

                        g_free(upath);

                        return -1;

                }

                if (base_dir)

                        g_free(base_dir);

                base_dir = upath;

        } else {

                path = xfilter_utils_get_default_base_dir();

                if (xfilter_utils_mkdir(path) < 0)

                        return -1;

                if (base_dir)

                        g_free(base_dir);

                base_dir = g_strdup(path);

        }

#else

        if (!path)

                path = xfilter_utils_get_default_base_dir();

        if (xfilter_utils_mkdir(path) < 0)

                return -1;

        if (base_dir)

                g_free(base_dir);

        base_dir = g_strdup(path);

#endif

        if (xfilter_get_app_mode() == XF_APP_MODE_STANDALONE) {

                set_rc_dir(base_dir);

        } else {

                /* if default rc dir not exist, use sylfilter base dir */

                rcdir = get_rc_dir();

                if (!is_dir_exist(rcdir)) {

                        set_rc_dir(base_dir);

                }

        }

        tmpdir = get_tmp_dir();

        xfilter_utils_mkdir(tmpdir);

        return 0;

}

static const char *xfilter_utils_get_appdata_dir(void)

{

#ifdef G_OS_WIN32

        static char *appdata_dir = NULL;

        if (appdata_dir)

                return appdata_dir;

        else {

                HRESULT hr;

                wchar_t path[MAX_PATH + 1];

                hr = SHGetFolderPathW(NULL, CSIDL_APPDATA, NULL, 0, path);

                if (hr == S_OK)

                        appdata_dir = g_utf16_to_utf8(path, -1, NULL, NULL, NULL);

                else

                        return g_get_home_dir();

        }

        return appdata_dir;

#else

        return g_get_home_dir();

#endif

}

const char *xfilter_utils_get_default_base_dir(void)

{

        static char *default_base_dir = NULL;

        if (default_base_dir)

                return default_base_dir;

        else {

                const char *parent;

                parent = xfilter_utils_get_appdata_dir();

                default_base_dir = g_strconcat(parent, G_DIR_SEPARATOR_S,

#ifdef G_OS_WIN32

                                               "SylFilter"

#else

                                               ".sylfilter"

#endif

                                               , NULL);

        }

        return default_base_dir;

}

int xfilter_utils_mkdir(const char *path)

{

        if (is_dir_exist(path))

                return 0;

        return g_mkdir(path, 0700);

}

static GHashTable *conf_table = NULL;

static void kv_destroy_func(gpointer data)

{

        g_free(data);

}

void xfilter_set_conf_value(const char *key, const char *value)

{

        if (!conf_table)

                conf_table = g_hash_table_new_full(g_str_hash, g_str_equal, kv_destroy_func, kv_destroy_func);

        g_hash_table_replace(conf_table, g_strdup(key), g_strdup(value));

}

const char *xfilter_get_conf_value(const char *key)

{

        if (!conf_table)

                return NULL;

        return (char *)g_hash_table_lookup(conf_table, key);

}

void xfilter_conf_value_clear(void)

{

        if (conf_table) {

                g_hash_table_destroy(conf_table);

                conf_table = NULL;

        }

}