+ int type;
+ void *value;
+ char *text;
+} token_info[] =
+{
+ /* global setup */
+ { TYPE_STRING, &si.player_name, "player_name" },
+ { TYPE_SWITCH, &si.sound, "sound" },
+ { TYPE_SWITCH, &si.sound_loops, "repeating_sound_loops" },
+ { TYPE_SWITCH, &si.sound_music, "background_music" },
+ { TYPE_SWITCH, &si.sound_simple, "simple_sound_effects" },
+ { TYPE_SWITCH, &si.toons, "toons" },
+ { TYPE_SWITCH, &si.double_buffering, "double_buffering" },
+ { TYPE_SWITCH, &si.scroll_delay, "scroll_delay" },
+ { TYPE_SWITCH, &si.soft_scrolling, "soft_scrolling" },
+ { TYPE_SWITCH, &si.fading, "screen_fading" },
+ { TYPE_SWITCH, &si.autorecord, "automatic_tape_recording" },
+ { TYPE_SWITCH, &si.quick_doors, "quick_doors" },
+ { TYPE_SWITCH, &si.team_mode, "team_mode" },
+
+ /* player setup */
+ { TYPE_BOOLEAN, &sii.use_joystick, ".use_joystick" },
+ { TYPE_STRING, &sii.joy.device_name, ".joy.device_name" },
+ { TYPE_INTEGER, &sii.joy.xleft, ".joy.xleft" },
+ { TYPE_INTEGER, &sii.joy.xmiddle, ".joy.xmiddle" },
+ { TYPE_INTEGER, &sii.joy.xright, ".joy.xright" },
+ { TYPE_INTEGER, &sii.joy.yupper, ".joy.yupper" },
+ { TYPE_INTEGER, &sii.joy.ymiddle, ".joy.ymiddle" },
+ { TYPE_INTEGER, &sii.joy.ylower, ".joy.ylower" },
+ { TYPE_INTEGER, &sii.joy.snap, ".joy.snap_field" },
+ { TYPE_INTEGER, &sii.joy.bomb, ".joy.place_bomb" },
+ { TYPE_KEYSYM, &sii.key.left, ".key.move_left" },
+ { TYPE_KEYSYM, &sii.key.right, ".key.move_right" },
+ { TYPE_KEYSYM, &sii.key.up, ".key.move_up" },
+ { TYPE_KEYSYM, &sii.key.down, ".key.move_down" },
+ { TYPE_KEYSYM, &sii.key.snap, ".key.snap_field" },
+ { TYPE_KEYSYM, &sii.key.bomb, ".key.place_bomb" },
+
+ /* level directory info */
+ { TYPE_STRING, &ldi.name, "name" },
+ { TYPE_INTEGER, &ldi.levels, "levels" },
+ { TYPE_INTEGER, &ldi.sort_priority, "sort_priority" },
+ { TYPE_BOOLEAN, &ldi.readonly, "readonly" }
+};
+
+static char *string_tolower(char *s)
+{
+ static char s_lower[100];
+ int i;
+
+ if (strlen(s) >= 100)
+ return s;
+
+ strcpy(s_lower, s);
+
+ for (i=0; i<strlen(s_lower); i++)
+ s_lower[i] = tolower(s_lower[i]);
+
+ return s_lower;
+}
+
+static int get_string_integer_value(char *s)
+{
+ static char *number_text[][3] =
+ {
+ { "0", "zero", "null", },
+ { "1", "one", "first" },
+ { "2", "two", "second" },
+ { "3", "three", "third" },
+ { "4", "four", "fourth" },
+ { "5", "five", "fifth" },
+ { "6", "six", "sixth" },
+ { "7", "seven", "seventh" },
+ { "8", "eight", "eighth" },
+ { "9", "nine", "ninth" },
+ { "10", "ten", "tenth" },
+ { "11", "eleven", "eleventh" },
+ { "12", "twelve", "twelfth" },
+ };
+
+ int i, j;
+
+ for (i=0; i<13; i++)
+ for (j=0; j<3; j++)
+ if (strcmp(string_tolower(s), number_text[i][j]) == 0)
+ return i;
+
+ return atoi(s);
+}
+
+static boolean get_string_boolean_value(char *s)
+{
+ if (strcmp(string_tolower(s), "true") == 0 ||
+ strcmp(string_tolower(s), "yes") == 0 ||
+ strcmp(string_tolower(s), "on") == 0 ||
+ get_string_integer_value(s) == 1)
+ return TRUE;
+ else
+ return FALSE;
+}
+
+static char *getFormattedSetupEntry(char *token, char *value)
+{
+ int i;
+ static char entry[MAX_LINE_LEN];
+
+ sprintf(entry, "%s:", token);
+ for (i=strlen(entry); i<TOKEN_VALUE_POSITION; i++)
+ entry[i] = ' ';
+ entry[i] = '\0';
+
+ strcat(entry, value);
+
+ return entry;
+}
+
+static void freeSetupFileList(struct SetupFileList *setup_file_list)
+{
+ if (!setup_file_list)
+ return;
+
+ if (setup_file_list->token)
+ free(setup_file_list->token);
+ if (setup_file_list->value)
+ free(setup_file_list->value);
+ if (setup_file_list->next)
+ freeSetupFileList(setup_file_list->next);
+ free(setup_file_list);
+}
+
+static struct SetupFileList *newSetupFileList(char *token, char *value)
+{
+ struct SetupFileList *new = checked_malloc(sizeof(struct SetupFileList));
+
+ new->token = checked_malloc(strlen(token) + 1);
+ strcpy(new->token, token);
+
+ new->value = checked_malloc(strlen(value) + 1);
+ strcpy(new->value, value);
+
+ new->next = NULL;
+
+ return new;
+}
+
+static char *getTokenValue(struct SetupFileList *setup_file_list,
+ char *token)
+{
+ if (!setup_file_list)
+ return NULL;
+
+ if (strcmp(setup_file_list->token, token) == 0)
+ return setup_file_list->value;
+ else
+ return getTokenValue(setup_file_list->next, token);
+}
+
+static void setTokenValue(struct SetupFileList *setup_file_list,
+ char *token, char *value)
+{
+ if (!setup_file_list)
+ return;
+
+ if (strcmp(setup_file_list->token, token) == 0)
+ {
+ free(setup_file_list->value);
+ setup_file_list->value = checked_malloc(strlen(value) + 1);
+ strcpy(setup_file_list->value, value);
+ }
+ else if (setup_file_list->next == NULL)
+ setup_file_list->next = newSetupFileList(token, value);
+ else
+ setTokenValue(setup_file_list->next, token, value);
+}
+
+#ifdef DEBUG
+static void printSetupFileList(struct SetupFileList *setup_file_list)
+{
+ if (!setup_file_list)
+ return;
+
+ printf("token: '%s'\n", setup_file_list->token);
+ printf("value: '%s'\n", setup_file_list->value);
+
+ printSetupFileList(setup_file_list->next);
+}
+#endif
+
+static struct SetupFileList *loadSetupFileList(char *filename)
+{
+ int line_len;
+ char line[MAX_LINE_LEN];
+ char *token, *value, *line_ptr;
+ struct SetupFileList *setup_file_list = newSetupFileList("", "");
+ struct SetupFileList *first_valid_list_entry;
+
+ FILE *file;
+
+ if (!(file = fopen(filename, "r")))
+ {
+ Error(ERR_WARN, "cannot open configuration file '%s'", filename);
+ return NULL;
+ }
+
+ while(!feof(file))
+ {
+ /* read next line of input file */
+ if (!fgets(line, MAX_LINE_LEN, file))
+ break;
+
+ /* cut trailing comment or whitespace from input line */
+ for (line_ptr = line; *line_ptr; line_ptr++)
+ {
+ if (*line_ptr == '#' || *line_ptr == '\n')
+ {
+ *line_ptr = '\0';
+ break;
+ }
+ }
+
+ /* cut trailing whitespaces from input line */
+ for (line_ptr = &line[strlen(line)]; line_ptr > line; line_ptr--)
+ if ((*line_ptr == ' ' || *line_ptr == '\t') && line_ptr[1] == '\0')
+ *line_ptr = '\0';
+
+ /* ignore empty lines */
+ if (*line == '\0')
+ continue;
+
+ line_len = strlen(line);
+
+ /* cut leading whitespaces from token */
+ for (token = line; *token; token++)
+ if (*token != ' ' && *token != '\t')
+ break;
+
+ /* find end of token */
+ for (line_ptr = token; *line_ptr; line_ptr++)
+ {
+ if (*line_ptr == ' ' || *line_ptr == '\t' || *line_ptr == ':')
+ {
+ *line_ptr = '\0';
+ break;
+ }
+ }
+
+ if (line_ptr < line + line_len)
+ value = line_ptr + 1;
+ else
+ value = "\0";
+
+ /* cut leading whitespaces from value */
+ for (; *value; value++)
+ if (*value != ' ' && *value != '\t')
+ break;
+
+ if (*token && *value)
+ setTokenValue(setup_file_list, token, value);
+ }
+
+ fclose(file);
+
+ first_valid_list_entry = setup_file_list->next;
+
+ /* free empty list header */
+ setup_file_list->next = NULL;
+ freeSetupFileList(setup_file_list);
+
+ if (first_valid_list_entry == NULL)
+ Error(ERR_WARN, "configuration file '%s' is empty", filename);
+
+ return first_valid_list_entry;
+}
+
+static void checkSetupFileListIdentifier(struct SetupFileList *setup_file_list,
+ char *identifier)
+{
+ if (!setup_file_list)
+ return;
+
+ if (strcmp(setup_file_list->token, TOKEN_STR_FILE_IDENTIFIER) == 0)
+ {
+ if (strcmp(setup_file_list->value, identifier) != 0)
+ {
+ Error(ERR_WARN, "configuration file has wrong version");
+ return;
+ }
+ else
+ return;
+ }
+
+ if (setup_file_list->next)
+ checkSetupFileListIdentifier(setup_file_list->next, identifier);
+ else
+ {
+ Error(ERR_WARN, "configuration file has no version information");
+ return;
+ }
+}
+
+static void setLevelDirInfoToDefaults(struct LevelDirInfo *ldi)
+{
+ ldi->name = getStringCopy("non-existing");
+ ldi->levels = 0;
+ ldi->sort_priority = 999; /* default: least priority */
+ ldi->readonly = TRUE;
+}
+
+static void setSetupInfoToDefaults(struct SetupInfo *si)
+{
+ int i;
+
+ si->player_name = getStringCopy(getLoginName());
+
+ si->sound = TRUE;
+ si->sound_loops = TRUE;
+ si->sound_music = TRUE;
+ si->sound_simple = TRUE;
+ si->toons = TRUE;
+ si->double_buffering = TRUE;
+ si->direct_draw = !si->double_buffering;
+ si->scroll_delay = TRUE;
+ si->soft_scrolling = TRUE;
+ si->fading = FALSE;
+ si->autorecord = TRUE;
+ si->quick_doors = FALSE;
+
+ for (i=0; i<MAX_PLAYERS; i++)
+ {
+ si->input[i].use_joystick = FALSE;
+ si->input[i].joy.device_name = getStringCopy(joystick_device_name[i]);
+ si->input[i].joy.xleft = JOYSTICK_XLEFT;
+ si->input[i].joy.xmiddle = JOYSTICK_XMIDDLE;
+ si->input[i].joy.xright = JOYSTICK_XRIGHT;
+ si->input[i].joy.yupper = JOYSTICK_YUPPER;
+ si->input[i].joy.ymiddle = JOYSTICK_YMIDDLE;
+ si->input[i].joy.ylower = JOYSTICK_YLOWER;
+ si->input[i].joy.snap = (i == 0 ? JOY_BUTTON_1 : 0);
+ si->input[i].joy.bomb = (i == 0 ? JOY_BUTTON_2 : 0);
+ si->input[i].key.left = (i == 0 ? DEFAULT_KEY_LEFT : KEY_UNDEFINDED);
+ si->input[i].key.right = (i == 0 ? DEFAULT_KEY_RIGHT : KEY_UNDEFINDED);
+ si->input[i].key.up = (i == 0 ? DEFAULT_KEY_UP : KEY_UNDEFINDED);
+ si->input[i].key.down = (i == 0 ? DEFAULT_KEY_DOWN : KEY_UNDEFINDED);
+ si->input[i].key.snap = (i == 0 ? DEFAULT_KEY_SNAP : KEY_UNDEFINDED);
+ si->input[i].key.bomb = (i == 0 ? DEFAULT_KEY_BOMB : KEY_UNDEFINDED);
+ }
+}
+
+static void setSetupInfo(int token_nr, char *token_value)
+{
+ int token_type = token_info[token_nr].type;
+ void *setup_value = token_info[token_nr].value;
+
+ if (token_value == NULL)
+ return;
+
+ /* set setup field to corresponding token value */
+ switch (token_type)
+ {
+ case TYPE_BOOLEAN:
+ case TYPE_SWITCH:
+ *(boolean *)setup_value = get_string_boolean_value(token_value);
+ break;
+
+ case TYPE_KEYSYM:
+ *(KeySym *)setup_value = getKeySymFromX11KeyName(token_value);
+ break;
+
+ case TYPE_INTEGER:
+ *(int *)setup_value = get_string_integer_value(token_value);
+ break;
+
+ case TYPE_STRING:
+ if (*(char **)setup_value != NULL)
+ free(*(char **)setup_value);
+ *(char **)setup_value = getStringCopy(token_value);
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void decodeSetupFileList(struct SetupFileList *setup_file_list)
+{
+ int i, pnr;
+
+ if (!setup_file_list)
+ return;
+
+ /* handle global setup values */
+ si = setup;
+ for (i=FIRST_GLOBAL_SETUP_TOKEN; i<=LAST_GLOBAL_SETUP_TOKEN; i++)
+ setSetupInfo(i, getTokenValue(setup_file_list, token_info[i].text));
+ setup = si;
+
+ /* handle player specific setup values */
+ for (pnr=0; pnr<MAX_PLAYERS; pnr++)
+ {
+ char prefix[30];
+
+ sprintf(prefix, "%s%d", TOKEN_STR_PLAYER_PREFIX, pnr + 1);
+
+ sii = setup.input[pnr];
+ for (i=FIRST_PLAYER_SETUP_TOKEN; i<=LAST_PLAYER_SETUP_TOKEN; i++)
+ {
+ char full_token[100];
+
+ sprintf(full_token, "%s%s", prefix, token_info[i].text);
+ setSetupInfo(i, getTokenValue(setup_file_list, full_token));
+ }
+ setup.input[pnr] = sii;
+ }
+}
+
+int getLevelSeriesNrFromLevelSeriesName(char *level_series_name)
+{
+ int i;
+
+ if (!level_series_name)
+ return 0;
+
+ for (i=0; i<num_leveldirs; i++)
+ if (strcmp(level_series_name, leveldir[i].filename) == 0)
+ return i;
+
+ return 0;
+}
+
+int getLastPlayedLevelOfLevelSeries(char *level_series_name)
+{
+ char *token_value;
+ int level_series_nr = getLevelSeriesNrFromLevelSeriesName(level_series_name);
+ int last_level_nr = 0;
+
+ if (!level_series_name)
+ return 0;
+
+ token_value = getTokenValue(level_setup_list, level_series_name);
+
+ if (token_value)
+ {
+ int highest_level_nr = leveldir[level_series_nr].levels - 1;
+
+ last_level_nr = atoi(token_value);
+
+ if (last_level_nr < 0)
+ last_level_nr = 0;
+ if (last_level_nr > highest_level_nr)
+ last_level_nr = highest_level_nr;
+ }
+
+ return last_level_nr;
+}
+
+static int compareLevelDirInfoEntries(const void *object1, const void *object2)
+{
+ const struct LevelDirInfo *entry1 = object1;
+ const struct LevelDirInfo *entry2 = object2;
+ int compare_result;
+
+ if (entry1->sort_priority != entry2->sort_priority)
+ compare_result = entry1->sort_priority - entry2->sort_priority;
+ else
+ {
+ char *name1 = getStringToLower(entry1->name);
+ char *name2 = getStringToLower(entry2->name);
+
+ compare_result = strcmp(name1, name2);
+
+ free(name1);
+ free(name2);
+ }
+
+ return compare_result;
+}
+
+static int LoadLevelInfoFromLevelDir(char *level_directory, int start_entry)
+{
+ DIR *dir;
+ struct stat file_status;
+ char *directory = NULL;
+ char *filename = NULL;
+ struct SetupFileList *setup_file_list = NULL;
+ struct dirent *dir_entry;
+ int i, current_entry = start_entry;
+
+ if ((dir = opendir(level_directory)) == NULL)
+ {
+ Error(ERR_WARN, "cannot read level directory '%s'", level_directory);
+ return current_entry;
+ }
+
+ while (current_entry < MAX_LEVDIR_ENTRIES)
+ {
+ if ((dir_entry = readdir(dir)) == NULL) /* last directory entry */
+ break;
+
+ /* skip entries for current and parent directory */
+ if (strcmp(dir_entry->d_name, ".") == 0 ||
+ strcmp(dir_entry->d_name, "..") == 0)
+ continue;
+
+ /* find out if directory entry is itself a directory */
+ directory = getPath2(level_directory, dir_entry->d_name);
+ if (stat(directory, &file_status) != 0 || /* cannot stat file */
+ (file_status.st_mode & S_IFMT) != S_IFDIR) /* not a directory */
+ {
+ free(directory);
+ continue;
+ }
+
+ filename = getPath2(directory, LEVELINFO_FILENAME);
+ setup_file_list = loadSetupFileList(filename);
+
+ if (setup_file_list)
+ {
+ checkSetupFileListIdentifier(setup_file_list, LEVELINFO_COOKIE);
+ setLevelDirInfoToDefaults(&leveldir[current_entry]);
+
+ ldi = leveldir[current_entry];
+ for (i=FIRST_LEVELINFO_TOKEN; i<=LAST_LEVELINFO_TOKEN; i++)
+ setSetupInfo(i, getTokenValue(setup_file_list, token_info[i].text));
+ leveldir[current_entry] = ldi;
+
+ leveldir[current_entry].filename = getStringCopy(dir_entry->d_name);
+ leveldir[current_entry].user_defined =
+ (level_directory == options.level_directory ? FALSE : TRUE);
+
+ freeSetupFileList(setup_file_list);
+ current_entry++;
+ }
+ else
+ Error(ERR_WARN, "ignoring level directory '%s'", directory);
+
+ free(directory);
+ free(filename);
+ }
+
+ if (current_entry == MAX_LEVDIR_ENTRIES)
+ Error(ERR_WARN, "using %d level directories -- ignoring the rest",
+ current_entry);
+
+ closedir(dir);
+
+ if (current_entry == start_entry)
+ Error(ERR_WARN, "cannot find any valid level series in directory '%s'",
+ level_directory);
+
+ return current_entry;
+}
+
+void LoadLevelInfo()
+{
+ InitUserLevelDirectory(getLoginName());
+
+ num_leveldirs = 0;
+ leveldir_nr = 0;
+
+ num_leveldirs = LoadLevelInfoFromLevelDir(options.level_directory,
+ num_leveldirs);
+ num_leveldirs = LoadLevelInfoFromLevelDir(getUserLevelDir(""),
+ num_leveldirs);
+
+ if (num_leveldirs == 0)
+ Error(ERR_EXIT, "cannot find any valid level series in any directory");
+
+ if (num_leveldirs > 1)
+ qsort(leveldir, num_leveldirs, sizeof(struct LevelDirInfo),
+ compareLevelDirInfoEntries);
+}
+
+static void SaveUserLevelInfo()
+{
+ char *filename;