project_files/frontlib/model/schemelist.c
author Wuzzy <almikes@aol.com>
Fri, 20 Oct 2017 21:02:43 +0200
changeset 12718 185c7f378f9d
parent 10017 de822cd3df3a
permissions -rw-r--r--
Fix a few German typos and weird grammar
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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/*
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 * Hedgewars, a free turn based strategy game
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 * Copyright (C) 2012 Simeon Maxein <smaxein@googlemail.com>
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 *
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 * This program is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU General Public License
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 * as published by the Free Software Foundation; either version 2
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 * of the License, or (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, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
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 */
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#include "schemelist.h"
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#include "../util/inihelper.h"
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#include "../util/logging.h"
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#include "../util/util.h"
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#include "../util/list.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <limits.h>
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#include <string.h>
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static char *makePrefixedName(int schemeIndex, const char *settingName) {
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    return flib_asprintf("%i\\%s", schemeIndex, settingName);
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}
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static int readSettingsFromIni(flib_ini *ini, flib_scheme *scheme, int index) {
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    bool error = false;
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    for(int i=0; i<flib_meta.settingCount && !error; i++) {
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        char *key = makePrefixedName(index, flib_meta.settings[i].name);
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        if(!key) {
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            error = true;
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        } else if(flib_ini_get_int_opt(ini, &scheme->settings[i], key, flib_meta.settings[i].def)) {
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            flib_log_e("Error reading setting %s in schemes file.", key);
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            error = true;
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        }
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        free(key);
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    }
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    return error;
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}
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static int readModsFromIni(flib_ini *ini, flib_scheme *scheme, int index) {
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    bool error = false;
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    for(int i=0; i<flib_meta.modCount && !error; i++) {
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        char *key = makePrefixedName(index, flib_meta.mods[i].name);
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        if(!key) {
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            error = true;
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        } else if(flib_ini_get_bool_opt(ini, &scheme->mods[i], key, false)) {
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            flib_log_e("Error reading mod %s in schemes file.", key);
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            error = true;
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        }
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        free(key);
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    }
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    return error;
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}
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static flib_scheme *readSchemeFromIni(flib_ini *ini, int index) {
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    flib_scheme *result = NULL;
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    char *schemeNameKey = makePrefixedName(index+1, "name");
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    if(schemeNameKey) {
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        char *schemeName = NULL;
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        if(!flib_ini_get_str_opt(ini, &schemeName, schemeNameKey, "Unnamed")) {
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            flib_scheme *tmpScheme = flib_scheme_create(schemeName);
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            if(tmpScheme) {
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                if(!readSettingsFromIni(ini, tmpScheme, index) && !readModsFromIni(ini, tmpScheme, index)) {
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                    result = tmpScheme;
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                    tmpScheme = NULL;
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                }
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            }
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            flib_scheme_destroy(tmpScheme);
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        }
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        free(schemeName);
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    }
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    free(schemeNameKey);
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    return result;
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}
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static flib_schemelist *fromIniHandleError(flib_schemelist *result, flib_ini *ini) {
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    flib_ini_destroy(ini);
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    flib_schemelist_destroy(result);
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    return NULL;
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}
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flib_schemelist *flib_schemelist_from_ini(const char *filename) {
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    if(log_badargs_if(filename==NULL)) {
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        return NULL;
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    }
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    flib_schemelist *list = NULL;
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    flib_ini *ini = flib_ini_load(filename);
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    if(!ini || flib_ini_enter_section(ini, "schemes")) {
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        flib_log_e("Missing file or missing section \"schemes\" in file %s.", filename);
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        return fromIniHandleError(list, ini);
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    }
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    list = flib_schemelist_create();
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    if(!list) {
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        return fromIniHandleError(list, ini);
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    }
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    int schemeCount = 0;
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    if(flib_ini_get_int(ini, &schemeCount, "size")) {
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        flib_log_e("Missing or malformed scheme count in config file %s.", filename);
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        return fromIniHandleError(list, ini);
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    }
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    for(int i=0; i<schemeCount; i++) {
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        flib_scheme *scheme = readSchemeFromIni(ini, i);
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        if(!scheme || flib_schemelist_insert(list, scheme, i)) {
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            flib_scheme_destroy(scheme);
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            flib_log_e("Error reading scheme %i from config file %s.", i, filename);
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            return fromIniHandleError(list, ini);
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        }
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    }
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    flib_ini_destroy(ini);
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    return list;
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}
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static int writeSchemeToIni(const flib_scheme *scheme, flib_ini *ini, int index) {
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    bool error = false;
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    char *key = makePrefixedName(index+1, "name");
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    error |= !key || flib_ini_set_str(ini, key, scheme->name);
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    free(key);
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    for(int i=0; i<flib_meta.modCount && !error; i++) {
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        char *key = makePrefixedName(index+1, flib_meta.mods[i].name);
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        error |= !key || flib_ini_set_bool(ini, key, scheme->mods[i]);
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        free(key);
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    }
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    for(int i=0; i<flib_meta.settingCount && !error; i++) {
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        char *key = makePrefixedName(index+1, flib_meta.settings[i].name);
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        error |= !key || flib_ini_set_int(ini, key, scheme->settings[i]);
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        free(key);
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    }
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    return error;
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}
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int flib_schemelist_to_ini(const char *filename, const flib_schemelist *schemes) {
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    int result = -1;
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    if(!log_badargs_if2(filename==NULL, schemes==NULL)) {
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        flib_ini *ini = flib_ini_create(NULL);
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        if(ini && !flib_ini_create_section(ini, "schemes")) {
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            bool error = false;
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            error |= flib_ini_set_int(ini, "size", schemes->schemeCount);
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            for(int i=0; i<schemes->schemeCount && !error; i++) {
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                error |= writeSchemeToIni(schemes->schemes[i], ini, i);
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            }
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            if(!error) {
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                result = flib_ini_save(ini, filename);
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            }
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        }
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        flib_ini_destroy(ini);
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    }
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    return result;
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}
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flib_schemelist *flib_schemelist_create() {
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    return flib_calloc(1, sizeof(flib_schemelist));
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}
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void flib_schemelist_destroy(flib_schemelist *list) {
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    if(list) {
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        for(int i=0; i<list->schemeCount; i++) {
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            flib_scheme_destroy(list->schemes[i]);
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        }
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        free(list->schemes);
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        free(list);
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    }
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}
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flib_scheme *flib_schemelist_find(flib_schemelist *list, const char *name) {
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    if(!log_badargs_if2(list==NULL, name==NULL)) {
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        for(int i=0; i<list->schemeCount; i++) {
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            if(!strcmp(name, list->schemes[i]->name)) {
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                return list->schemes[i];
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            }
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        }
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    }
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    return NULL;
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}
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GENERATE_STATIC_LIST_INSERT(insertScheme, flib_scheme*)
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GENERATE_STATIC_LIST_DELETE(deleteScheme, flib_scheme*)
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int flib_schemelist_insert(flib_schemelist *list, flib_scheme *cfg, int pos) {
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    if(!log_badargs_if2(list==NULL, cfg==NULL)
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            && !insertScheme(&list->schemes, &list->schemeCount, cfg, pos)) {
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        return 0;
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    }
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    return -1;
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}
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int flib_schemelist_delete(flib_schemelist *list, int pos) {
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    if(!log_badargs_if(list==NULL)) {
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        flib_scheme *elem = list->schemes[pos];
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        if(!deleteScheme(&list->schemes, &list->schemeCount, pos)) {
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            flib_scheme_destroy(elem);
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            return 0;
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        }
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    }
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    return -1;
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}