150 lines
3.3 KiB
C
150 lines
3.3 KiB
C
/*
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* BreakHack - A dungeone crawler RPG
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* Copyright (C) 2018 Linus Probert <linus.probert@gmail.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdlib.h>
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#include <string.h>
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#include "settings.h"
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#include "sqlite3.h"
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#include "util.h"
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#include "defines.h"
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static sqlite3 *db = NULL;
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static Settings settings;
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static const char *KEY_MUSIC_ENABLED = "music_enabled";
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static const char *KEY_SOUND_ENABLED = "sound_enabled";
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static void
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set_default_settings(void)
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{
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settings.music_enabled = true;
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settings.sound_enabled = true;
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}
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static void
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execute_statement(const char *stmt,
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int (*cb)(void*, int, char**, char**),
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void *cb_arg)
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{
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char *errorMsg;
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set_default_settings();
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if (sqlite3_exec(db, stmt, cb, cb_arg, &errorMsg)) {
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error("Faled to execture statement: %s", stmt);
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error("Sqlite3: %s", errorMsg);
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sqlite3_free(errorMsg);
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sqlite3_close(db);
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fatal("Exiting");
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}
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}
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static void
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create_tables(void)
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{
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execute_statement("CREATE TABLE IF NOT EXISTS settings_int(key TEXT PRIMARY KEY, value INTEGER)",
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NULL,
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NULL);
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}
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static int
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load_settings_cb(void *unused, int count, char **values, char **colNames)
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{
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UNUSED(unused);
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int i = 0;
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while (i < count) {
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if (strcmp("key", colNames[i]) != 0)
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continue;
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debug("Loading setting: %s = %s", values[i], values[i+1]);
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if (!strcmp(KEY_SOUND_ENABLED, values[i])) {
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settings.sound_enabled = (bool) atoi(values[i+1]);
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i += 2;
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} else if (!strcmp(KEY_MUSIC_ENABLED, values[i])) {
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settings.music_enabled = (bool) atoi(values[i+1]);
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i += 2;
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}
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}
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return 0;
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}
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static void
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load_settings(void)
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{
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execute_statement("SELECT * FROM settings_int", load_settings_cb, NULL);
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}
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void
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settings_init(void)
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{
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int result = sqlite3_open("data.db", &db);
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if (result) {
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error("Failed to open settings db: %s", sqlite3_errmsg(db));
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sqlite3_close(db);
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fatal("Exiting");
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}
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create_tables();
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load_settings();
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}
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static void
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save_setting_int(const char *key, int value)
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{
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const char *stmtStr = "INSERT OR REPLACE INTO settings_int(key, value) values (?, ?)";
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const char *pzTest;
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sqlite3_stmt *stmt;
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int result;
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result = sqlite3_prepare_v2(db, stmtStr, (int) strlen(stmtStr), &stmt, &pzTest);
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debug("Saving setting: %s = %d", key, value);
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if (result == SQLITE_OK) {
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sqlite3_bind_text(stmt,
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1,
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key,
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(int) strlen(key),
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NULL);
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sqlite3_bind_int(stmt, 2, value);
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sqlite3_step(stmt);
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sqlite3_finalize(stmt);
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} else {
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error("Failed to prepare storage statement for: %s", key);
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}
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}
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static void
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settings_save(void)
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{
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save_setting_int(KEY_SOUND_ENABLED, settings.sound_enabled);
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save_setting_int(KEY_MUSIC_ENABLED, settings.music_enabled);
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}
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Settings *
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settings_get(void)
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{
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return &settings;
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}
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void
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settings_close(void)
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{
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settings_save();
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sqlite3_close(db);
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}
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