path: root/src/config/theme.c

/*
 * theme.c
 * vim: expandtab:ts=4:sts=4:sw=4
 *
 * Copyright (C) 2012 - 2019 James Booth <boothj5@gmail.com>
 * Copyright (C) 2019 - 2020 Michael Vetter <jubalh@iodoru.org>
 *
 * This file is part of Profanity.
 *
 * Profanity 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.
 *
 * Profanity 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 Profanity.  If not, see <https://www.gnu.org/licenses/>.
 *
 * In addition, as a special exception, the copyright holders give permission to
 * link the code of portions of this program with the OpenSSL library under
 * certain conditions as described in each individual source file, and
 * distribute linked combinations including the two.
 *
 * You must obey the GNU General Public License in all respects for all of the
 * code used other than OpenSSL. If you modify file(s) with this exception, you
 * may extend this exception to your version of the file(s), but you are not
 * obligated to do so. If you do not wish to do so, delete this exception
 * statement from your version. If you delete this exception statement from all
 * source files in the program, then also delete it here.
 *
 */

#include "config.h"

#include <stdlib.h>
#include <string.h>

#include <glib.h>

#ifdef HAVE_NCURSESW_NCURSES_H
#include <ncursesw/ncurses.h>
#elif HAVE_NCURSES_H
#include <ncurses.h>
#endif

#include "common.h"
#include "log.h"
#include "config/files.h"
#include "config/theme.h"
#include "config/preferences.h"
#include "config/color.h"

static GString *theme_loc;
static GKeyFile *theme;
static GHashTable *bold_items;
static GHashTable *defaults;

static void _load_preferences(void);
static void _theme_list_dir(const gchar *const dir, GSList **result);
static GString* _theme_find(const char *const theme_name);
static gboolean _theme_load_file(const char *const theme_name);

void
theme_init(const char *const theme_name)
{
    if (!_theme_load_file(theme_name)) {
        log_error("Loading theme %s failed.", theme_name);

        if (!_theme_load_file("default")) {
            log_error("Theme initialisation failed.");
        }
    }

    defaults = g_hash_table_new_full(g_str_hash, g_str_equal, free, free);

    // Set default colors
    g_hash_table_insert(defaults, strdup("main.text"),               strdup("default"));
    g_hash_table_insert(defaults, strdup("main.text.history"),       strdup("default"));
    g_hash_table_insert(defaults, strdup("main.text.me"),            strdup("default"));
    g_hash_table_insert(defaults, strdup("main.text.them"),          strdup("default"));
    g_hash_table_insert(defaults, strdup("main.splash"),             strdup("cyan"));
    g_hash_table_insert(defaults, strdup("main.help.header"),        strdup("default"));
    g_hash_table_insert(defaults, strdup("error"),                   strdup("red"));
    g_hash_table_insert(defaults, strdup("incoming"),                strdup("yellow"));
    g_hash_table_insert(defaults, strdup("mention"),                 strdup("yellow"));
    g_hash_table_insert(defaults, strdup("trigger"),                 strdup("yellow"));
    g_hash_table_insert(defaults, strdup("input.text"),              strdup("default"));
    g_hash_table_insert(defaults, strdup("main.time"),               strdup("default"));
    g_hash_table_insert(defaults, strdup("titlebar.text"),           strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.brackets"),       strdup("cyan"));
    g_hash_table_insert(defaults, strdup("titlebar.unencrypted"),    strdup("red"));
    g_hash_table_insert(defaults, strdup("titlebar.encrypted"),      strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.untrusted"),      strdup("yellow"));
    g_hash_table_insert(defaults, strdup("titlebar.trusted"),        strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.online"),         strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.offline"),        strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.away"),           strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.chat"),           strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.dnd"),            strdup("white"));
    g_hash_table_insert(defaults, strdup("titlebar.xa"),             strdup("white"));
    g_hash_table_insert(defaults, strdup("statusbar.text"),          strdup("white"));
    g_hash_table_insert(defaults, strdup("statusbar.brackets"),      strdup("cyan"));
    g_hash_table_insert(defaults, strdup("statusbar.active"),        strdup("cyan"));
    g_hash_table_insert(defaults, strdup("statusbar.current"),       strdup("cyan"));
    g_hash_table_insert(defaults, strdup("statusbar.new"),           strdup("white"));
    g_hash_table_insert(defaults, strdup("statusbar.time"),          strdup("white"));
    g_hash_table_insert(defaults, strdup("me"),                      strdup("yellow"));
    g_hash_table_insert(defaults, strdup("them"),                    strdup("green"));
    g_hash_table_insert(defaults, strdup("receipt.sent"),            strdup("red"));
    g_hash_table_insert(defaults, strdup("roominfo"),                strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roommention"),             strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roommention.term"),        strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roomtrigger"),             strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roomtrigger.term"),        strdup("yellow"));
    g_hash_table_insert(defaults, strdup("online"),                  strdup("green"));
    g_hash_table_insert(defaults, strdup("offline"),                 strdup("red"));
    g_hash_table_insert(defaults, strdup("away"),                    strdup("cyan"));
    g_hash_table_insert(defaults, strdup("chat"),                    strdup("green"));
    g_hash_table_insert(defaults, strdup("dnd"),                     strdup("red"));
    g_hash_table_insert(defaults, strdup("xa"),                      strdup("cyan"));
    g_hash_table_insert(defaults, strdup("typing"),                  strdup("yellow"));
    g_hash_table_insert(defaults, strdup("gone"),                    strdup("red"));
    g_hash_table_insert(defaults, strdup("subscribed"),              strdup("green"));
    g_hash_table_insert(defaults, strdup("unsubscribed"),            strdup("red"));
    g_hash_table_insert(defaults, strdup("otr.started.trusted"),     strdup("green"));
    g_hash_table_insert(defaults, strdup("otr.started.untrusted"),   strdup("yellow"));
    g_hash_table_insert(defaults, strdup("otr.ended"),               strdup("red"));
    g_hash_table_insert(defaults, strdup("otr.trusted"),             strdup("green"));
    g_hash_table_insert(defaults, strdup("otr.untrusted"),           strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roster.header"),           strdup("yellow"));
    g_hash_table_insert(defaults, strdup("roster.online"),           strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.offline"),          strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.chat"),             strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.away"),             strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.dnd"),              strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.xa"),               strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.online.active"),    strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.offline.active"),   strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.chat.active"),      strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.away.active"),      strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.dnd.active"),       strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.xa.active"),        strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.online.unread"),    strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.offline.unread"),   strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.chat.unread"),      strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.away.unread"),      strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.dnd.unread"),       strdup("red"));
    g_hash_table_insert(defaults, strdup("roster.xa.unread"),        strdup("cyan"));
    g_hash_table_insert(defaults, strdup("roster.room"),             strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.room.unread"),      strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.room.trigger"),     strdup("green"));
    g_hash_table_insert(defaults, strdup("roster.room.mention"),     strdup("green"));
    g_hash_table_insert(defaults, strdup("occupants.header"),        strdup("yellow"));
    g_hash_table_insert(defaults, strdup("untrusted"),               strdup("red"));
    g_hash_table_insert(defaults, strdup("cmd.wins.unread"),         strdup("default"));

    //_load_preferences();
}

gboolean
theme_exists(const char *const theme_name)
{
    if (g_strcmp0(theme_name, "default") == 0) {
        return TRUE;
    }

    GString *new_theme_file = _theme_find(theme_name);
    if (new_theme_file == NULL) {
        return FALSE;
    }

    g_string_free(new_theme_file, TRUE);
    return TRUE;
}

gboolean
theme_load(const char *const theme_name, gboolean load_theme_prefs)
{
    color_pair_cache_reset();

    if (_theme_load_file(theme_name)) {
        if (load_theme_prefs) {
            _load_preferences();
        }
        return TRUE;
    } else {
        return FALSE;
    }
}

static gboolean
_theme_load_file(const char *const theme_name)
{
    // use default theme
    if (theme_name == NULL || strcmp(theme_name, "default") == 0) {
        if (theme) {
            g_key_file_free(theme);
        }
        theme = g_key_file_new();

    // load theme from file
    } else {
        GString *new_theme_file = _theme_find(theme_name);
        if (new_theme_file == NULL) {
            log_info("Theme does not exist \"%s\"", theme_name);
            return FALSE;
        }

        if (theme_loc) {
            g_string_free(theme_loc, TRUE);
        }
        theme_loc = new_theme_file;
        log_info("Loading theme \"%s\"", theme_name);
        if (theme) {
            g_key_file_free(theme);
        }
        theme = g_key_file_new();
        g_key_file_load_from_file(theme, theme_loc->str, G_KEY_FILE_KEEP_COMMENTS,
            NULL);
    }

    return TRUE;
}

GSList*
theme_list(void)
{
    GSList *result = NULL;
    char *themes_dir = files_get_config_path(DIR_THEMES);

    _theme_list_dir(themes_dir, &result);
    free(themes_dir);
#ifdef THEMES_PATH
    _theme_list_dir(THEMES_PATH, &result);
#endif

    return result;
}

void
theme_close(void)
{
    if (theme) {
        g_key_file_free(theme);
        theme = NULL;
    }
    if (theme_loc) {
        g_string_free(theme_loc, TRUE);
        theme_loc = NULL;
    }
    if (bold_items) {
        g_hash_table_destroy(bold_items);
        bold_items = NULL;
    }
    if (defaults) {
        g_hash_table_destroy(defaults);
        defaults = NULL;
    }
}

void
theme_init_colours(void)
{
    assume_default_colors(-1, -1);
    color_pair_cache_reset();
}

static void
_set_string_preference(char *prefstr, preference_t pref)
{
    if (g_key_file_has_key(theme, "ui", prefstr, NULL)) {
        gchar *val = g_key_file_get_string(theme, "ui", prefstr, NULL);
        prefs_set_string(pref, val);
        g_free(val);
    }
}

static void
_set_boolean_preference(char *prefstr, preference_t pref)
{
    if (g_key_file_has_key(theme, "ui", prefstr, NULL)) {
        gboolean val = g_key_file_get_boolean(theme, "ui", prefstr, NULL);
        prefs_set_boolean(pref, val);
    }
}

static void
_load_preferences(void)
{
    // load booleans from theme and set them to prefs
    _set_boolean_preference("beep", PREF_BEEP);
    _set_boolean_preference("flash", PREF_FLASH);
    _set_boolean_preference("splash", PREF_SPLASH);
    _set_boolean_preference("wrap", PREF_WRAP);
    _set_boolean_preference("resource.title", PREF_RESOURCE_TITLE);
    _set_boolean_preference("resource.message", PREF_RESOURCE_MESSAGE);
    _set_boolean_preference("occupants", PREF_OCCUPANTS);
    _set_boolean_preference("occupants.jid", PREF_OCCUPANTS_JID);
    _set_boolean_preference("occupants.wrap", PREF_OCCUPANTS_WRAP);
    _set_boolean_preference("roster", PREF_ROSTER);
    _set_boolean_preference("roster.offline", PREF_ROSTER_OFFLINE);
    _set_boolean_preference("roster.resource", PREF_ROSTER_RESOURCE);
    _set_boolean_preference("roster.resource.join", PREF_ROSTER_RESOURCE_JOIN);
    _set_boolean_preference("roster.presence", PREF_ROSTER_PRESENCE);
    _set_boolean_preference("roster.status", PREF_ROSTER_STATUS);
    _set_boolean_preference("roster.empty", PREF_ROSTER_EMPTY);
    _set_boolean_preference("roster.wrap", PREF_ROSTER_WRAP);
    _set_boolean_preference("roster.count.zero", PREF_ROSTER_COUNT_ZERO);
    _set_boolean_preference("roster.priority", PREF_ROSTER_PRIORITY);
    _set_boolean_preference("roster.contacts", PREF_ROSTER_CONTACTS);
    _set_boolean_preference("roster.unsubscribed", PREF_ROSTER_UNSUBSCRIBED);
    _set_boolean_preference("roster.rooms", PREF_ROSTER_ROOMS);
    _set_boolean_preference("roster.rooms.server", PREF_ROSTER_ROOMS_SERVER);
    _set_boolean_preference("privileges", PREF_MUC_PRIVILEGES);
    _set_boolean_preference("presence", PREF_PRESENCE);
    _set_boolean_preference("intype", PREF_INTYPE);
    _set_boolean_preference("enc.warn", PREF_ENC_WARN);
    _set_boolean_preference("titlebar.muc.title.name", PREF_TITLEBAR_MUC_TITLE_NAME);
    _set_boolean_preference("titlebar.muc.title.jid", PREF_TITLEBAR_MUC_TITLE_JID);
    _set_boolean_preference("tls.show", PREF_TLS_SHOW);
    _set_boolean_preference("statusbar.show.name", PREF_STATUSBAR_SHOW_NAME);
    _set_boolean_preference("statusbar.show.number", PREF_STATUSBAR_SHOW_NUMBER);

    // load strings from theme and set them to prefs
    _set_string_preference("time.console", PREF_TIME_CONSOLE);
    _set_string_preference("time.chat", PREF_TIME_CHAT);
    _set_string_preference("time.muc", PREF_TIME_MUC);
    _set_string_preference("time.config", PREF_TIME_CONFIG);
    _set_string_preference("time.private", PREF_TIME_PRIVATE);
    _set_string_preference("time.xmlconsole", PREF_TIME_XMLCONSOLE);
    _set_string_preference("time.statusbar", PREF_TIME_STATUSBAR);
    _set_string_preference("time.lastactivity", PREF_TIME_LASTACTIVITY);
    _set_string_preference("statuses.console", PREF_STATUSES_CONSOLE);
    _set_string_preference("statuses.chat", PREF_STATUSES_CHAT);
    _set_string_preference("statuses.muc", PREF_STATUSES_MUC);
    _set_string_preference("console.muc", PREF_CONSOLE_MUC);
    _set_string_preference("console.private", PREF_CONSOLE_PRIVATE);
    _set_string_preference("console.chat", PREF_CONSOLE_CHAT);
    _set_string_preference("roster.by", PREF_ROSTER_BY);
    _set_string_preference("roster.order", PREF_ROSTER_ORDER);
    _set_string_preference("roster.unread", PREF_ROSTER_UNREAD);
    _set_string_preference("roster.rooms.order", PREF_ROSTER_ROOMS_ORDER);
    _set_string_preference("roster.rooms.unread", PREF_ROSTER_ROOMS_UNREAD);
    _set_string_preference("roster.rooms.pos", PREF_ROSTER_ROOMS_POS);
    _set_string_preference("roster.rooms.by", PREF_ROSTER_ROOMS_BY);
    _set_string_preference("roster.private", PREF_ROSTER_PRIVATE);
    _set_string_preference("roster.count", PREF_ROSTER_COUNT);
    _set_string_preference("roster.rooms.use.name", PREF_ROSTER_ROOMS_USE_AS_NAME);
    _set_string_preference("statusbar.self", PREF_STATUSBAR_SELF);
    _set_string_preference("statusbar.chat", PREF_STATUSBAR_CHAT);
    _set_string_preference("statusbar.room", PREF_STATUSBAR_ROOM);

    // load ints from theme and set them to prefs
    // with custom set functions
    if (g_key_file_has_key(theme, "ui", "statusbar.tabs", NULL)) {
        gint tabs_size = g_key_file_get_integer(theme, "ui", "statusbar.tabs", NULL);
        prefs_set_statusbartabs(tabs_size);
    }

    if (g_key_file_has_key(theme, "ui", "statusbar.tablen", NULL)) {
        gint tab_len = g_key_file_get_integer(theme, "ui", "statusbar.tablen", NULL);
        prefs_set_statusbartablen(tab_len);
    }

    if (g_key_file_has_key(theme, "ui", "occupants.size", NULL)) {
        gint occupants_size = g_key_file_get_integer(theme, "ui", "occupants.size", NULL);
        prefs_set_occupants_size(occupants_size);
    }

    if (g_key_file_has_key(theme, "ui", "occupants.indent", NULL)) {
        gint occupants_indent = g_key_file_get_integer(theme, "ui", "occupants.indent", NULL);
        prefs_set_occupants_indent(occupants_indent);
    }

    if (g_key_file_has_key(theme, "ui", "roster.size", NULL)) {
        gint roster_size = g_key_file_get_integer(theme, "ui", "roster.size", NULL);
        prefs_set_roster_size(roster_size);
    }

    if (g_key_file_has_key(theme, "ui", "roster.contact.indent", NULL)) {
        gint contact_indent = g_key_file_get_integer(theme, "ui", "roster.contact.indent", NULL);
        prefs_set_roster_contact_indent(contact_indent);
    }

    if (g_key_file_has_key(theme, "ui", "roster.resource.indent", NULL)) {
        gint resource_indent = g_key_file_get_integer(theme, "ui", "roster.resource.indent", NULL);
        prefs_set_roster_resource_indent(resource_indent);
    }

    if (g_key_file_has_key(theme, "ui", "roster.presence.indent", NULL)) {
        gint presence_indent = g_key_file_get_integer(theme, "ui", "roster.presence.indent", NULL);
        prefs_set_roster_presence_indent(presence_indent);
    }

    // load chars from theme and set them to prefs
    // with custom set functions
    if (g_key_file_has_key(theme, "ui", "occupants.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "occupants.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_occupants_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "occupants.header.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "occupants.header.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_occupants_header_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "roster.header.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.header.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_header_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "roster.contact.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.contact.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_contact_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "roster.resource.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.resource.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_resource_char(ch[0]);
            g_free(ch);
        }
    } else {
        prefs_clear_roster_resource_char();
    }

    if (g_key_file_has_key(theme, "ui", "roster.rooms.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.rooms.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_room_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "roster.rooms.private.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.rooms.private.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_room_private_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "roster.private.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "roster.private.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_roster_private_char(ch[0]);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "otr.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "otr.char", NULL);
        if (ch && g_utf8_strlen(ch, 4) == 1) {
            prefs_set_otr_char(ch);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "pgp.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "pgp.char", NULL);
        if (ch && g_utf8_strlen(ch, 4) == 1) {
            prefs_set_pgp_char(ch);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "omemo.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "omemo.char", NULL);
        if (ch && g_utf8_strlen(ch, 4) == 1) {
            prefs_set_omemo_char(ch);
            g_free(ch);
        }
    }

    if (g_key_file_has_key(theme, "ui", "correction.char", NULL)) {
        gchar *ch = g_key_file_get_string(theme, "ui", "correction.char", NULL);
        if (ch && strlen(ch) > 0) {
            prefs_set_correction_char(ch[0]);
            g_free(ch);
        }
    }

    // load window positions
    if (g_key_file_has_key(theme, "ui", "titlebar.position", NULL) &&
            g_key_file_has_key(theme, "ui", "mainwin.position", NULL) &&
            g_key_file_has_key(theme, "ui", "statusbar.position", NULL) &&
            g_key_file_has_key(theme, "ui", "inputwin.position", NULL)) {

        int titlebar_pos = g_key_file_get_integer(theme, "ui", "titlebar.position", NULL);
        int mainwin_pos = g_key_file_get_integer(theme, "ui", "mainwin.position", NULL);
        int statusbar_pos = g_key_file_get_integer(theme, "ui", "statusbar.position", NULL);
        int inputwin_pos = g_key_file_get_integer(theme, "ui", "inputwin.position", NULL);

        ProfWinPlacement *placement = prefs_create_profwin_placement(titlebar_pos, mainwin_pos, statusbar_pos, inputwin_pos);

        prefs_save_win_placement(placement);
        prefs_free_win_placement(placement);
    }
}

static void
_theme_list_dir(const gchar *const dir, GSList **result)
{
    GDir *themes = g_dir_open(dir, 0, NULL);
    if (themes) {
        const gchar *theme = g_dir_read_name(themes);
        while (theme) {
            *result = g_slist_append(*result, strdup(theme));
            theme = g_dir_read_name(themes);
        }
        g_dir_close(themes);
    }
}

static GString*
_theme_find(const char *const theme_name)
{
    GString *path = NULL;
    char *themes_dir = files_get_config_path(DIR_THEMES);

    if (themes_dir) {
        path = g_string_new(themes_dir);
        free(themes_dir);
        g_string_append(path, "/");
        g_string_append(path, theme_name);
        if (!g_file_test(path->str, G_FILE_TEST_EXISTS)) {
            g_string_free(path, true);
            path = NULL;
        }
    }

#ifdef THEMES_PATH
    if (path == NULL) {
        path = g_string_new(THEMES_PATH);
        g_string_append(path, "/");
        g_string_append(path, theme_name);
        if (!g_file_test(path->str, G_FILE_TEST_EXISTS)) {
            g_string_free(path, true);
            path = NULL;
        }
    }
#endif /* THEMES_PATH */

    return path;
}

theme_item_t
theme_roster_unread_presence_attrs(const char *const presence)
{
    if (g_strcmp0(presence, "online") == 0) {
        return THEME_ROSTER_ONLINE_UNREAD;
    } else if (g_strcmp0(presence, "away") == 0) {
        return THEME_ROSTER_AWAY_UNREAD;
    } else if (g_strcmp0(presence, "chat") == 0) {
        return THEME_ROSTER_CHAT_UNREAD;
    } else if (g_strcmp0(presence, "dnd") == 0) {
        return THEME_ROSTER_DND_UNREAD;
    } else if (g_strcmp0(presence, "xa") == 0) {
        return THEME_ROSTER_XA_UNREAD;
    } else {
        return THEME_ROSTER_OFFLINE_UNREAD;
    }
}

theme_item_t
theme_roster_active_presence_attrs(const char *const presence)
{
    if (g_strcmp0(presence, "online") == 0) {
        return THEME_ROSTER_ONLINE_ACTIVE;
    } else if (g_strcmp0(presence, "away") == 0) {
        return THEME_ROSTER_AWAY_ACTIVE;
    } else if (g_strcmp0(presence, "chat") == 0) {
        return THEME_ROSTER_CHAT_ACTIVE;
    } else if (g_strcmp0(presence, "dnd") == 0) {
        return THEME_ROSTER_DND_ACTIVE;
    } else if (g_strcmp0(presence, "xa") == 0) {
        return THEME_ROSTER_XA_ACTIVE;
    } else {
        return THEME_ROSTER_OFFLINE_ACTIVE;
    }
}

theme_item_t
theme_roster_presence_attrs(const char *const presence)
{
    if (g_strcmp0(presence, "online") == 0) {
        return THEME_ROSTER_ONLINE;
    } else if (g_strcmp0(presence, "away") == 0) {
        return THEME_ROSTER_AWAY;
    } else if (g_strcmp0(presence, "chat") == 0) {
        return THEME_ROSTER_CHAT;
    } else if (g_strcmp0(presence, "dnd") == 0) {
        return THEME_ROSTER_DND;
    } else if (g_strcmp0(presence, "xa") == 0) {
        return THEME_ROSTER_XA;
    } else {
        return THEME_ROSTER_OFFLINE;
    }
}

theme_item_t
theme_main_presence_attrs(const char *const presence)
{
    if (g_strcmp0(presence, "online") == 0) {
        return THEME_ONLINE;
    } else if (g_strcmp0(presence, "away") == 0) {
        return THEME_AWAY;
    } else if (g_strcmp0(presence, "chat") == 0) {
        return THEME_CHAT;
    } else if (g_strcmp0(presence, "dnd") == 0) {
        return THEME_DND;
    } else if (g_strcmp0(presence, "xa") == 0) {
        return THEME_XA;
    } else {
        return THEME_OFFLINE;
    }
}

static void
_theme_prep_bgnd(char *setting, char *def, GString *lookup_str)
{
    gchar *val = g_key_file_get_string(theme, "colours", setting, NULL);
    if (!val) {
        g_string_append(lookup_str, def);
    } else {
        if (g_str_has_prefix(val, "bold_")) {
            g_string_append(lookup_str, &val[5]);
        } else {
            g_string_append(lookup_str, val);
        }
    }
    g_free(val);
}

/* return value needs to be freed */
char*
theme_get_bkgnd(void)
{
    char *val = g_key_file_get_string(theme, "colours", "bkgnd", NULL);
    return val;
}

/* gets the foreground color from the theme. or uses the one defined in 'defaults' */
static void
_theme_prep_fgnd(char *setting, GString *lookup_str, gboolean *bold)
{
    gchar *val = g_key_file_get_string(theme, "colours", setting, NULL);
    if (!val) {
        char *def = g_hash_table_lookup(defaults, setting);
        g_string_append(lookup_str, def);
    } else {
        if (g_str_has_prefix(val, "bold_")) {
            g_string_append(lookup_str, &val[5]);
            *bold = TRUE;
        } else {
            g_string_append(lookup_str, val);
            *bold = FALSE;
        }
    }
    g_free(val);
}

char*
theme_get_string(char *str)
{
    char *res = g_key_file_get_string(theme, "colours", str, NULL);
    if (!res) {
        return strdup(g_hash_table_lookup(defaults, str));
    } else {
        return res;
    }
}

void
theme_free_string(char *str)
{
    if (str) {
        g_free(str);
    }
}

int
theme_hash_attrs(const char *str)
{
    color_profile profile = COLOR_PROFILE_DEFAULT;

    char *color_pref = prefs_get_string(PREF_COLOR_NICK);
    if (strcmp(color_pref, "redgreen") == 0) {
        profile = COLOR_PROFILE_REDGREEN_BLINDNESS;
    } else if (strcmp(color_pref, "blue") == 0) {
        profile = COLOR_PROFILE_BLUE_BLINDNESS;
    }
    prefs_free_string(color_pref);

    return COLOR_PAIR(color_pair_cache_hash_str(str, profile));
}

/* returns the colours (fgnd and bknd) for a certian attribute ie main.text */
int
theme_attrs(theme_item_t attrs)
{
    int result = 0;

    GString *lookup_str = g_string_new("");
    gboolean bold = FALSE;

    // get forground colour
    switch (attrs) {
    case THEME_TEXT:                    _theme_prep_fgnd("main.text",               lookup_str, &bold); break;
    case THEME_TEXT_HISTORY:            _theme_prep_fgnd("main.text.history",       lookup_str, &bold); break;
    case THEME_TEXT_ME:                 _theme_prep_fgnd("main.text.me",            lookup_str, &bold); break;
    case THEME_TEXT_THEM:               _theme_prep_fgnd("main.text.them",          lookup_str, &bold); break;
    case THEME_SPLASH:                  _theme_prep_fgnd("main.splash",             lookup_str, &bold); break;
    case THEME_TRACKBAR:                _theme_prep_fgnd("main.trackbar",           lookup_str, &bold); break;
    case THEME_HELP_HEADER:             _theme_prep_fgnd("main.help.header",        lookup_str, &bold); break;
    case THEME_ERROR:                   _theme_prep_fgnd("error",                   lookup_str, &bold); break;
    case THEME_INCOMING:                _theme_prep_fgnd("incoming",                lookup_str, &bold); break;
    case THEME_MENTION:                 _theme_prep_fgnd("mention",                 lookup_str, &bold); break;
    case THEME_TRIGGER:                 _theme_prep_fgnd("trigger",                 lookup_str, &bold); break;
    case THEME_INPUT_TEXT:              _theme_prep_fgnd("input.text",              lookup_str, &bold); break;
    case THEME_TIME:                    _theme_prep_fgnd("main.time",               lookup_str, &bold); break;
    case THEME_TITLE_TEXT:              _theme_prep_fgnd("titlebar.text",           lookup_str, &bold); break;
    case THEME_TITLE_BRACKET:           _theme_prep_fgnd("titlebar.brackets",       lookup_str, &bold); break;
    case THEME_TITLE_UNENCRYPTED:       _theme_prep_fgnd("titlebar.unencrypted",    lookup_str, &bold); break;
    case THEME_TITLE_ENCRYPTED:         _theme_prep_fgnd("titlebar.encrypted",      lookup_str, &bold); break;
    case THEME_TITLE_UNTRUSTED:         _theme_prep_fgnd("titlebar.untrusted",      lookup_str, &bold); break;
    case THEME_TITLE_TRUSTED:           _theme_prep_fgnd("titlebar.trusted",        lookup_str, &bold); break;
    case THEME_TITLE_ONLINE:            _theme_prep_fgnd("titlebar.online",         lookup_str, &bold); break;
    case THEME_TITLE_OFFLINE:           _theme_prep_fgnd("titlebar.offline",        lookup_str, &bold); break;
    case THEME_TITLE_AWAY:              _theme_prep_fgnd("titlebar.away",           lookup_str, &bold); break;
    case THEME_TITLE_CHAT:              _theme_prep_fgnd("titlebar.chat",           lookup_str, &bold); break;
    case THEME_TITLE_DND:               _theme_prep_fgnd("titlebar.dnd",            lookup_str, &bold); break;
    case THEME_TITLE_XA:                _theme_prep_fgnd("titlebar.xa",             lookup_str, &bold); break;
    case THEME_STATUS_TEXT:             _theme_prep_fgnd("statusbar.text",          lookup_str, &bold); break;
    case THEME_STATUS_BRACKET:          _theme_prep_fgnd("statusbar.brackets",      lookup_str, &bold); break;
    case THEME_STATUS_ACTIVE:           _theme_prep_fgnd("statusbar.active",        lookup_str, &bold); break;
    case THEME_STATUS_CURRENT:          _theme_prep_fgnd("statusbar.current",       lookup_str, &bold); break;
    case THEME_STATUS_NEW:              _theme_prep_fgnd("statusbar.new",           lookup_str, &bold); break;
    case THEME_STATUS_TIME:             _theme_prep_fgnd("statusbar.time",          lookup_str, &bold); break;
    case THEME_ME:                      _theme_prep_fgnd("me",                      lookup_str, &bold); break;
    case THEME_THEM:                    _theme_prep_fgnd("them",                    lookup_str, &bold); break;
    case THEME_RECEIPT_SENT:            _theme_prep_fgnd("receipt.sent",            lookup_str, &bold); break;
    case THEME_ROOMINFO:                _theme_prep_fgnd("roominfo",                lookup_str, &bold); break;
    case THEME_ROOMMENTION:             _theme_prep_fgnd("roommention",             lookup_str, &bold); break;
    case THEME_ROOMMENTION_TERM:        _theme_prep_fgnd("roommention.term",        lookup_str, &bold); break;
    case THEME_ROOMTRIGGER:             _theme_prep_fgnd("roomtrigger",             lookup_str, &bold); break;
    case THEME_ROOMTRIGGER_TERM:        _theme_prep_fgnd("roomtrigger.term",        lookup_str, &bold); break;
    case THEME_ONLINE:                  _theme_prep_fgnd("online",                  lookup_str, &bold); break;
    case THEME_OFFLINE:                 _theme_prep_fgnd("offline",                 lookup_str, &bold); break;
    case THEME_AWAY:                    _theme_prep_fgnd("away",                    lookup_str, &bold); break;
    case THEME_CHAT:                    _theme_prep_fgnd("chat",                    lookup_str, &bold); break;
    case THEME_DND:                     _theme_prep_fgnd("dnd",                     lookup_str, &bold); break;
    case THEME_XA:                      _theme_prep_fgnd("xa",                      lookup_str, &bold); break;
    case THEME_TYPING:                  _theme_prep_fgnd("typing",                  lookup_str, &bold); break;
    case THEME_GONE:                    _theme_prep_fgnd("gone",                    lookup_str, &bold); break;
    case THEME_SUBSCRIBED:              _theme_prep_fgnd("subscribed",              lookup_str, &bold); break;
    case THEME_UNSUBSCRIBED:            _theme_prep_fgnd("unsubscribed",            lookup_str, &bold); break;
    case THEME_OTR_STARTED_TRUSTED:     _theme_prep_fgnd("otr.started.trusted",     lookup_str, &bold); break;
    case THEME_OTR_STARTED_UNTRUSTED:   _theme_prep_fgnd("otr.started.untrusted",   lookup_str, &bold); break;
    case THEME_OTR_ENDED:               _theme_prep_fgnd("otr.ended",               lookup_str, &bold); break;
    case THEME_OTR_TRUSTED:             _theme_prep_fgnd("otr.trusted",             lookup_str, &bold); break;
    case THEME_OTR_UNTRUSTED:           _theme_prep_fgnd("otr.untrusted",           lookup_str, &bold); break;
    case THEME_ROSTER_HEADER:           _theme_prep_fgnd("roster.header",           lookup_str, &bold); break;
    case THEME_ROSTER_ONLINE:           _theme_prep_fgnd("roster.online",           lookup_str, &bold); break;
    case THEME_ROSTER_OFFLINE:          _theme_prep_fgnd("roster.offline",          lookup_str, &bold); break;
    case THEME_ROSTER_CHAT:             _theme_prep_fgnd("roster.chat",             lookup_str, &bold); break;
    case THEME_ROSTER_AWAY:             _theme_prep_fgnd("roster.away",             lookup_str, &bold); break;
    case THEME_ROSTER_DND:              _theme_prep_fgnd("roster.dnd",              lookup_str, &bold); break;
    case THEME_ROSTER_XA:               _theme_prep_fgnd("roster.xa",               lookup_str, &bold); break;
    case THEME_ROSTER_ONLINE_ACTIVE:    _theme_prep_fgnd("roster.online.active",    lookup_str, &bold); break;
    case THEME_ROSTER_OFFLINE_ACTIVE:   _theme_prep_fgnd("roster.offline.active",   lookup_str, &bold); break;
    case THEME_ROSTER_CHAT_ACTIVE:      _theme_prep_fgnd("roster.chat.active",      lookup_str, &bold); break;
    case THEME_ROSTER_AWAY_ACTIVE:      _theme_prep_fgnd("roster.away.active",      lookup_str, &bold); break;
    case THEME_ROSTER_DND_ACTIVE:       _theme_prep_fgnd("roster.dnd.active",       lookup_str, &bold); break;
    case THEME_ROSTER_XA_ACTIVE:        _theme_prep_fgnd("roster.xa.active",        lookup_str, &bold); break;
    case THEME_ROSTER_ONLINE_UNREAD:    _theme_prep_fgnd("roster.online.unread",    lookup_str, &bold); break;
    case THEME_ROSTER_OFFLINE_UNREAD:   _theme_prep_fgnd("roster.offline.unread",   lookup_str, &bold); break;
    case THEME_ROSTER_CHAT_UNREAD:      _theme_prep_fgnd("roster.chat.unread",      lookup_str, &bold); break;
    case THEME_ROSTER_AWAY_UNREAD:      _theme_prep_fgnd("roster.away.unread",      lookup_str, &bold); break;
    case THEME_ROSTER_DND_UNREAD:       _theme_prep_fgnd("roster.dnd.unread",       lookup_str, &bold); break;
    case THEME_ROSTER_XA_UNREAD:        _theme_prep_fgnd("roster.xa.unread",        lookup_str, &bold); break;
    case THEME_ROSTER_ROOM:             _theme_prep_fgnd("roster.room",             lookup_str, &bold); break;
    case THEME_ROSTER_ROOM_UNREAD:      _theme_prep_fgnd("roster.room.unread",      lookup_str, &bold); break;
    case THEME_ROSTER_ROOM_TRIGGER:     _theme_prep_fgnd("roster.room.trigger",     lookup_str, &bold); break;
    case THEME_ROSTER_ROOM_MENTION:     _theme_prep_fgnd("roster.room.mention",     lookup_str, &bold); break;
    case THEME_OCCUPANTS_HEADER:        _theme_prep_fgnd("occupants.header",        lookup_str, &bold); break;
    case THEME_UNTRUSTED:               _theme_prep_fgnd("untrusted",               lookup_str, &bold); break;
    case THEME_CMD_WINS_UNREAD:         _theme_prep_fgnd("cmd.wins.unread",         lookup_str, &bold); break;
    case THEME_WHITE:                   g_string_append(lookup_str, "white");   bold = FALSE;   break;
    case THEME_WHITE_BOLD:              g_string_append(lookup_str, "white");   bold = TRUE;    break;
    case THEME_GREEN:                   g_string_append(lookup_str, "green");   bold = FALSE;   break;
    case THEME_GREEN_BOLD:              g_string_append(lookup_str, "green");   bold = TRUE;    break;
    case THEME_RED:                     g_string_append(lookup_str, "red");     bold = FALSE;   break;
    case THEME_RED_BOLD:                g_string_append(lookup_str, "red");     bold = TRUE;    break;
    case THEME_YELLOW:                  g_string_append(lookup_str, "yellow");  bold = FALSE;   break;
    case THEME_YELLOW_BOLD:             g_string_append(lookup_str, "yellow");  bold = TRUE;    break;
    case THEME_BLUE:                    g_string_append(lookup_str, "blue");    bold = FALSE;   break;
    case THEME_BLUE_BOLD:               g_string_append(lookup_str, "blue");    bold = TRUE;    break;
    case THEME_CYAN:                    g_string_append(lookup_str, "cyan");    bold = FALSE;   break;
    case THEME_CYAN_BOLD:               g_string_append(lookup_str, "cyan");    bold = TRUE;    break;
    case THEME_BLACK:                   g_string_append(lookup_str, "black");   bold = FALSE;   break;
    case THEME_BLACK_BOLD:              g_string_append(lookup_str, "black");   bold = TRUE;    break;
    case THEME_MAGENTA:                 g_string_append(lookup_str, "magenta"); bold = FALSE;   break;
    case THEME_MAGENTA_BOLD:            g_string_append(lookup_str, "magenta"); bold = TRUE;    break;
    default:                            g_string_append(lookup_str, "default"); bold = FALSE;   break;
    }

    g_string_append(lookup_str, "_");

    // append background str
    switch (attrs) {
    case THEME_TITLE_TEXT:
    case THEME_TITLE_BRACKET:
    case THEME_TITLE_UNENCRYPTED:
    case THEME_TITLE_ENCRYPTED:
    case THEME_TITLE_UNTRUSTED:
    case THEME_TITLE_TRUSTED:
    case THEME_TITLE_ONLINE:
    case THEME_TITLE_OFFLINE:
    case THEME_TITLE_AWAY:
    case THEME_TITLE_CHAT:
    case THEME_TITLE_DND:
    case THEME_TITLE_XA:
        _theme_prep_bgnd("titlebar", "blue", lookup_str);
        break;
    case THEME_STATUS_TEXT:
    case THEME_STATUS_BRACKET:
    case THEME_STATUS_ACTIVE:
    case THEME_STATUS_CURRENT:
    case THEME_STATUS_NEW:
    case THEME_STATUS_TIME:
        _theme_prep_bgnd("statusbar", "blue", lookup_str);
        break;
    default:
        _theme_prep_bgnd("bkgnd", "default", lookup_str);
        break;
    }

    // lookup colour pair
    result = color_pair_cache_get(lookup_str->str);
    if (result < 0) {
        log_error("Unable to load colour theme");
        result = 0;
    }

    g_string_free(lookup_str, TRUE);

    if (bold) {
        return COLOR_PAIR(result) | A_BOLD;
    } else {
        return COLOR_PAIR(result);
    }
}