Ported inter-server.conf to libconfig

Ported to modern Hercules and cleaned up from Panikon's commits: 40f9ec33868e2240cab013308897898ed252b3e0, a9d646da19e25ab6fcf44dbd1ae7d90c30f6686c, 1aa8581a0aecbfd53e877686c399ffb731dcd75e, 72c645b015ae6130ca7d4309d0fb1413340e7f23, f8c906a0496b9acdae1d8244b1544fa03592061e, 51d88a58983c9552dfd1a0f059e5a031742aed61, 443684b3c77f4c32fe7877a7f8d62debf73b1e93, cf93eafef1f322cd1583226272b7d4008f562da4

Signed-off-by: Haru <haru@dotalux.com>

4 files changed, 262 insertions, 142 deletions

diff --git a/src/char/char.c b/src/char/char.c
index 2b5c837c5..62b1d8f4c 100644
--- a/src/char/char.c
+++ b/src/char/char.c
@@ -5350,102 +5350,171 @@ static int char_online_data_cleanup(int tid, int64 tick, int id, intptr_t data)
 	return 0;
 }
 
-void char_sql_config_read(const char* cfgName)
+/**
+ * Reads the 'inter_configuration' config file and initializes required variables.
+ *
+ * @param filename Path to configuration file
+ * @param imported Whether the current config is imported from another file.
+ *
+ * @retval false in case of error.
+ */
+bool char_sql_config_read(const char *filename, bool imported)
 {
-	char line[1024], w1[1024], w2[1024];
-	FILE* fp;
+	struct config_t config;
+	const struct config_setting_t *setting = NULL;
+	const char *import = NULL;
+	bool retval = true;
 
-	if ((fp = fopen(cfgName, "r")) == NULL) {
-		ShowError("File not found: %s\n", cfgName);
-		return;
+	nullpo_retr(false, filename);
+
+	if (!libconfig->load_file(&config, filename))
+		return false; // Error message is already shown by libconfig->load_file
+
+	if ((setting = libconfig->lookup(&config, "inter_configuration/database_names")) == NULL) {
+		libconfig->destroy(&config);
+		if (imported)
+			return true;
+		ShowError("sql_config_read: inter_configuration/database_names was not found in %s!\n", filename);
+		return false;
 	}
+	libconfig->setting_lookup_mutable_string(setting, "char_db", char_db, sizeof(char_db));
+	libconfig->setting_lookup_mutable_string(setting, "interlog_db", interlog_db, sizeof(interlog_db));
+	libconfig->setting_lookup_mutable_string(setting, "ragsrvinfo_db", ragsrvinfo_db, sizeof(ragsrvinfo_db));
 
-	while(fgets(line, sizeof(line), fp))
-	{
-		if(line[0] == '/' && line[1] == '/')
-			continue;
+	if (!chr->sql_config_read_registry(filename, &config, imported))
+		retval = false;
+	if (!chr->sql_config_read_pc(filename, &config, imported))
+		retval = false;
+	if (!chr->sql_config_read_guild(filename, &config, imported))
+		retval = false;
 
-		if (sscanf(line, "%1023[^:]: %1023[^\r\n]", w1, w2) != 2)
-			continue;
+	ShowInfo("Done reading %s.\n", filename);
+	// import should overwrite any previous configuration, so it should be called last
+	if (libconfig->lookup_string(&config, "import", &import) == CONFIG_TRUE) {
+		if (strcmp(import, filename) == 0 || strcmp(import, chr->SQL_CONF_NAME) == 0) {
+			ShowWarning("sql_config_read: Loop detected in %s! Skipping 'import'...\n", filename);
+		} else {
+			if (!chr->sql_config_read(import, true))
+				retval = false;
+		}
+	}
 
-		if(!strcmpi(w1,"char_db"))
-			safestrncpy(char_db, w2, sizeof(char_db));
-		else if(!strcmpi(w1,"scdata_db"))
-			safestrncpy(scdata_db, w2, sizeof(scdata_db));
-		else if(!strcmpi(w1,"cart_db"))
-			safestrncpy(cart_db, w2, sizeof(cart_db));
-		else if(!strcmpi(w1,"inventory_db"))
-			safestrncpy(inventory_db, w2, sizeof(inventory_db));
-		else if(!strcmpi(w1,"charlog_db"))
-			safestrncpy(charlog_db, w2, sizeof(charlog_db));
-		else if(!strcmpi(w1,"storage_db"))
-			safestrncpy(storage_db, w2, sizeof(storage_db));
-		else if(!strcmpi(w1,"skill_db"))
-			safestrncpy(skill_db, w2, sizeof(skill_db));
-		else if(!strcmpi(w1,"interlog_db"))
-			safestrncpy(interlog_db, w2, sizeof(interlog_db));
-		else if(!strcmpi(w1,"memo_db"))
-			safestrncpy(memo_db, w2, sizeof(memo_db));
-		else if(!strcmpi(w1,"guild_db"))
-			safestrncpy(guild_db, w2, sizeof(guild_db));
-		else if(!strcmpi(w1,"guild_alliance_db"))
-			safestrncpy(guild_alliance_db, w2, sizeof(guild_alliance_db));
-		else if(!strcmpi(w1,"guild_castle_db"))
-			safestrncpy(guild_castle_db, w2, sizeof(guild_castle_db));
-		else if(!strcmpi(w1,"guild_expulsion_db"))
-			safestrncpy(guild_expulsion_db, w2, sizeof(guild_expulsion_db));
-		else if(!strcmpi(w1,"guild_member_db"))
-			safestrncpy(guild_member_db, w2, sizeof(guild_member_db));
-		else if(!strcmpi(w1,"guild_skill_db"))
-			safestrncpy(guild_skill_db, w2, sizeof(guild_skill_db));
-		else if(!strcmpi(w1,"guild_position_db"))
-			safestrncpy(guild_position_db, w2, sizeof(guild_position_db));
-		else if(!strcmpi(w1,"guild_storage_db"))
-			safestrncpy(guild_storage_db, w2, sizeof(guild_storage_db));
-		else if(!strcmpi(w1,"party_db"))
-			safestrncpy(party_db, w2, sizeof(party_db));
-		else if(!strcmpi(w1,"pet_db"))
-			safestrncpy(pet_db, w2, sizeof(pet_db));
-		else if(!strcmpi(w1,"mail_db"))
-			safestrncpy(mail_db, w2, sizeof(mail_db));
-		else if(!strcmpi(w1,"auction_db"))
-			safestrncpy(auction_db, w2, sizeof(auction_db));
-		else if(!strcmpi(w1,"friend_db"))
-			safestrncpy(friend_db, w2, sizeof(friend_db));
-		else if(!strcmpi(w1,"hotkey_db"))
-			safestrncpy(hotkey_db, w2, sizeof(hotkey_db));
-		else if(!strcmpi(w1,"quest_db"))
-			safestrncpy(quest_db,w2,sizeof(quest_db));
-		else if(!strcmpi(w1,"homunculus_db"))
-			safestrncpy(homunculus_db,w2,sizeof(homunculus_db));
-		else if(!strcmpi(w1,"skill_homunculus_db"))
-			safestrncpy(skill_homunculus_db,w2,sizeof(skill_homunculus_db));
-		else if(!strcmpi(w1,"mercenary_db"))
-			safestrncpy(mercenary_db,w2,sizeof(mercenary_db));
-		else if(!strcmpi(w1,"mercenary_owner_db"))
-			safestrncpy(mercenary_owner_db,w2,sizeof(mercenary_owner_db));
-		else if(!strcmpi(w1,"ragsrvinfo_db"))
-			safestrncpy(ragsrvinfo_db,w2,sizeof(ragsrvinfo_db));
-		else if(!strcmpi(w1,"elemental_db"))
-			safestrncpy(elemental_db,w2,sizeof(elemental_db));
-		else if(!strcmpi(w1,"account_data_db"))
-			safestrncpy(account_data_db,w2,sizeof(account_data_db));
-		else if(!strcmpi(w1,"char_reg_num_db"))
-			safestrncpy(char_reg_num_db, w2, sizeof(char_reg_num_db));
-		else if(!strcmpi(w1,"char_reg_str_db"))
-			safestrncpy(char_reg_str_db, w2, sizeof(char_reg_str_db));
-		else if(!strcmpi(w1,"acc_reg_str_db"))
-			safestrncpy(acc_reg_str_db, w2, sizeof(acc_reg_str_db));
-		else if(!strcmpi(w1,"acc_reg_num_db"))
-			safestrncpy(acc_reg_num_db, w2, sizeof(acc_reg_num_db));
-		//support the import command, just like any other config
-		else if(!strcmpi(w1,"import"))
-			chr->sql_config_read(w2);
-		else
-			HPM->parseConf(w1, w2, HPCT_CHAR_INTER);
+	// TODO HPM->parseConf(w1, w2, HPCT_CHAR_INTER);
+
+	libconfig->destroy(&config);
+	return retval;
+}
+
+/**
+ * Reads the 'inter_configuration/database_names/registry' config entry and initializes required variables.
+ *
+ * @param filename Path to configuration file (used in error and warning messages).
+ * @param config   The current config being parsed.
+ * @param imported Whether the current config is imported from another file.
+ *
+ * @retval false in case of error.
+ */
+bool char_sql_config_read_registry(const char *filename, const struct config_t *config, bool imported)
+{
+	const struct config_setting_t *setting = NULL;
+
+	nullpo_retr(false, filename);
+	nullpo_retr(false, config);
+
+	if ((setting = libconfig->lookup(config, "inter_configuration/database_names/registry")) == NULL) {
+		if (imported)
+			return true;
+		ShowError("sql_config_read: inter_configuration/database_names/registry was not found in %s!\n", filename);
+		return false;
 	}
-	fclose(fp);
-	ShowInfo("Done reading %s.\n", cfgName);
+	// Not all registries are read by char-server
+	libconfig->setting_lookup_mutable_string(setting, "char_reg_num_db", char_reg_num_db, sizeof(char_reg_num_db));
+	libconfig->setting_lookup_mutable_string(setting, "char_reg_str_db", char_reg_str_db, sizeof(char_reg_str_db));
+	libconfig->setting_lookup_mutable_string(setting, "acc_reg_str_db", acc_reg_str_db, sizeof(acc_reg_str_db));
+	libconfig->setting_lookup_mutable_string(setting, "acc_reg_num_db", acc_reg_num_db, sizeof(acc_reg_num_db));
+
+	return true;
+}
+
+/**
+ * Reads the 'inter_configuration/database_names/pc' config entry and initializes required variables.
+ *
+ * @param filename Path to configuration file (used in error and warning messages).
+ * @param config   The current config being parsed.
+ * @param imported Whether the current config is imported from another file.
+ *
+ * @retval false in case of error.
+ */
+bool char_sql_config_read_pc(const char *filename, const struct config_t *config, bool imported)
+{
+	const struct config_setting_t *setting = NULL;
+
+	nullpo_retr(false, filename);
+	nullpo_retr(false, config);
+
+	if ((setting = libconfig->lookup(config, "inter_configuration/database_names/pc")) == NULL) {
+		if (imported)
+			return true;
+		ShowError("sql_config_read: inter_configuration/database_names/pc was not found in %s!\n", filename);
+		return false;
+	}
+	libconfig->setting_lookup_mutable_string(setting, "hotkey_db", hotkey_db, sizeof(hotkey_db));
+	libconfig->setting_lookup_mutable_string(setting, "scdata_db", scdata_db, sizeof(scdata_db));
+	libconfig->setting_lookup_mutable_string(setting, "inventory_db", inventory_db, sizeof(inventory_db));
+	libconfig->setting_lookup_mutable_string(setting, "cart_db", cart_db, sizeof(cart_db));
+	libconfig->setting_lookup_mutable_string(setting, "charlog_db", charlog_db, sizeof(charlog_db));
+	libconfig->setting_lookup_mutable_string(setting, "storage_db", storage_db, sizeof(storage_db));
+	libconfig->setting_lookup_mutable_string(setting, "skill_db", skill_db, sizeof(skill_db));
+	libconfig->setting_lookup_mutable_string(setting, "memo_db", memo_db, sizeof(memo_db));
+	libconfig->setting_lookup_mutable_string(setting, "party_db", party_db, sizeof(party_db));
+	libconfig->setting_lookup_mutable_string(setting, "pet_db", pet_db, sizeof(pet_db));
+	libconfig->setting_lookup_mutable_string(setting, "friend_db", friend_db, sizeof(friend_db));
+	libconfig->setting_lookup_mutable_string(setting, "mail_db", mail_db, sizeof(mail_db));
+	libconfig->setting_lookup_mutable_string(setting, "auction_db", auction_db, sizeof(auction_db));
+	libconfig->setting_lookup_mutable_string(setting, "quest_db", quest_db, sizeof(quest_db));
+	libconfig->setting_lookup_mutable_string(setting, "homunculus_db", homunculus_db, sizeof(homunculus_db));
+	libconfig->setting_lookup_mutable_string(setting, "skill_homunculus_db", skill_homunculus_db, sizeof(skill_homunculus_db));
+	libconfig->setting_lookup_mutable_string(setting, "mercenary_db", mercenary_db, sizeof(mercenary_db));
+	libconfig->setting_lookup_mutable_string(setting, "mercenary_owner_db", mercenary_owner_db, sizeof(mercenary_owner_db));
+	libconfig->setting_lookup_mutable_string(setting, "elemental_db", elemental_db, sizeof(elemental_db));
+	libconfig->setting_lookup_mutable_string(setting, "account_data_db", account_data_db, sizeof(account_data_db));
+
+	return true;
+}
+
+/**
+ * Reads the 'inter_configuration/database_names/guild' config entry and initializes required variables.
+ *
+ * @param filename Path to configuration file (used in error and warning messages).
+ * @param config   The current config being parsed.
+ * @param imported Whether the current config is imported from another file.
+ *
+ * @retval false in case of error.
+ */
+bool char_sql_config_read_guild(const char *filename, const struct config_t *config, bool imported)
+{
+	const struct config_setting_t *setting = NULL;
+
+	nullpo_retr(false, filename);
+	nullpo_retr(false, config);
+
+	if ((setting = libconfig->lookup(config, "inter_configuration/database_names/guild")) == NULL) {
+		if (imported)
+			return true;
+		ShowError("sql_config_read: inter_configuration/database_names/guild was not found in %s!\n", filename);
+		return false;
+	}
+
+	libconfig->setting_lookup_mutable_string(setting, "main_db", guild_db, sizeof(guild_db));
+	libconfig->setting_lookup_mutable_string(setting, "alliance_db", guild_alliance_db, sizeof(guild_alliance_db));
+	libconfig->setting_lookup_mutable_string(setting, "castle_db", guild_castle_db, sizeof(guild_castle_db));
+	libconfig->setting_lookup_mutable_string(setting, "expulsion_db", guild_expulsion_db, sizeof(guild_expulsion_db));
+	libconfig->setting_lookup_mutable_string(setting, "member_db", guild_member_db, sizeof(guild_member_db));
+	libconfig->setting_lookup_mutable_string(setting, "skill_db", guild_skill_db, sizeof(guild_skill_db));
+	libconfig->setting_lookup_mutable_string(setting, "position_db", guild_position_db, sizeof(guild_position_db));
+	libconfig->setting_lookup_mutable_string(setting, "storage_db", guild_storage_db, sizeof(guild_storage_db));
+
+	return true;
 }
 
 /**
@@ -5479,6 +5548,8 @@ bool char_config_read(const char *filename, bool imported)
 		retval = false;
 	if (!chr->config_read_database(filename, &config, imported))
 		retval = false;
+	if (!inter->config_read_connection(filename, &config, imported))
+		retval = false;
 	if (!pincode->config_read(filename, &config, imported))
 		retval = false;
 
@@ -6095,8 +6166,8 @@ int do_init(int argc, char **argv) {
 
 	chr->CHAR_CONF_NAME = aStrdup("conf/char/char-server.conf");
 	chr->NET_CONF_NAME = aStrdup("conf/network.conf");
-	chr->SQL_CONF_NAME = aStrdup("conf/inter-server.conf");
-	chr->INTER_CONF_NAME = aStrdup("conf/inter-server.conf");
+	chr->SQL_CONF_NAME = aStrdup("conf/common/inter-server.conf");
+	chr->INTER_CONF_NAME = aStrdup("conf/common/inter-server.conf");
 
 	VECTOR_INIT(start_items);
 
@@ -6123,18 +6194,25 @@ int do_init(int argc, char **argv) {
 	cmdline->exec(argc, argv, CMDLINE_OPT_NORMAL);
 	chr->config_read(chr->CHAR_CONF_NAME, false);
 	sockt->net_config_read(chr->NET_CONF_NAME);
-	chr->sql_config_read(chr->SQL_CONF_NAME);
+	chr->sql_config_read(chr->SQL_CONF_NAME, false);
 
 	{
 		// TODO: Remove this when no longer needed.
+#define CHECK_OLD_LOCAL_CONF(oldname, newname) do { \
+	if (stat((oldname), &fileinfo) == 0 && fileinfo.st_size > 0) { \
+		ShowWarning("An old configuration file \"%s\" was found.\n", (oldname)); \
+		ShowWarning("If it contains settings you wish to keep, please merge them into \"%s\".\n", (newname)); \
+		ShowWarning("Otherwise, just delete it.\n"); \
+		ShowInfo("Resuming in 10 seconds...\n"); \
+		HSleep(10); \
+	} \
+} while (0)
 		struct stat fileinfo;
-		if (stat("conf/import/char_conf.txt", &fileinfo) == 0 && fileinfo.st_size > 0) {
-			ShowWarning("An old configuration file \"conf/import/char_conf.txt\" was found.\n");
-			ShowWarning("If it contains settings you wish to keep, please merge them into \"conf/import/char-server_local.conf\".\n");
-			ShowWarning("Otherwise, just delete it.\n");
-			ShowInfo("Resuming in 10 seconds...\n");
-			HSleep(10);
-		}
+
+		CHECK_OLD_LOCAL_CONF("conf/import/char_conf.txt", "conf/import/char-server.conf");
+		CHECK_OLD_LOCAL_CONF("conf/import/inter_conf.txt", "conf/import/inter-server.conf");
+
+#undef CHECK_OLD_LOCAL_CONF
 	}
 
 #ifndef BUILDBOT
@@ -6425,6 +6503,9 @@ void char_defaults(void)
 	chr->online_data_cleanup_sub = char_online_data_cleanup_sub;
 	chr->online_data_cleanup = char_online_data_cleanup;
 	chr->sql_config_read = char_sql_config_read;
+	chr->sql_config_read_registry = char_sql_config_read_registry;
+	chr->sql_config_read_pc = char_sql_config_read_pc;
+	chr->sql_config_read_guild = char_sql_config_read_guild;
 	chr->config_read = char_config_read;
 	chr->config_read_database = char_config_read_database;
 	chr->config_read_console = char_config_read_console;
diff --git a/src/char/char.h b/src/char/char.h
index 74478b747..4dbdfd9db 100644
--- a/src/char/char.h
+++ b/src/char/char.h
@@ -279,8 +279,11 @@ struct char_interface {
 	int (*check_connect_login_server) (int tid, int64 tick, int id, intptr_t data);
 	int (*online_data_cleanup_sub) (union DBKey key, struct DBData *data, va_list ap);
 	int (*online_data_cleanup) (int tid, int64 tick, int id, intptr_t data);
-	void (*sql_config_read) (const char* cfgName);
 
+	bool (*sql_config_read) (const char *filename, bool imported);
+	bool (*sql_config_read_registry) (const char *filename, const struct config_t *config, bool imported);
+	bool (*sql_config_read_pc) (const char *filename, const struct config_t *config, bool imported);
+	bool (*sql_config_read_guild) (const char *filename, const struct config_t *config, bool imported);
 	bool (*config_read) (const char *filename, bool imported);
 	bool (*config_read_database) (const char *filename, const struct config_t *config, bool imported);
 	bool (*config_read_console) (const char *filename, const struct config_t *config, bool imported);
diff --git a/src/char/inter.c b/src/char/inter.c
index d1b885eed..4c5eb05e5 100644
--- a/src/char/inter.c
+++ b/src/char/inter.c
@@ -36,6 +36,7 @@
 #include "char/int_storage.h"
 #include "char/mapif.h"
 #include "common/cbasetypes.h"
+#include "common/conf.h"
 #include "common/db.h"
 #include "common/memmgr.h"
 #include "common/mmo.h"
@@ -62,7 +63,7 @@ char char_server_pw[100] = "ragnarok";
 char char_server_db[32] = "ragnarok";
 char default_codepage[32] = ""; //Feature by irmin.
 
-unsigned int party_share_level = 10;
+int party_share_level = 10;
 
 // recv. packet list
 int inter_recv_packet_length[] = {
@@ -791,50 +792,84 @@ int inter_accreg_fromsql(int account_id,int char_id, int fd, int type)
 	return 1;
 }
 
-/*==========================================
- * read config file
- *------------------------------------------*/
-static int inter_config_read(const char* cfgName)
+/**
+ * Reads the 'char_configuration/sql_connection' config entry and initializes required variables.
+ *
+ * @param filename Path to configuration file (used in error and warning messages).
+ * @param config   The current config being parsed.
+ * @param imported Whether the current config is imported from another file.
+ *
+ * @retval false in case of error.
+ */
+bool inter_config_read_connection(const char *filename, const struct config_t *config, bool imported)
 {
-	char line[1024], w1[1024], w2[1024];
-	FILE* fp;
+	const struct config_setting_t *setting = NULL;
 
-	nullpo_retr(1, cfgName);
-	fp = fopen(cfgName, "r");
-	if(fp == NULL) {
-		ShowError("File not found: %s\n", cfgName);
-		return 1;
+	nullpo_retr(false, filename);
+	nullpo_retr(false, config);
+
+	if ((setting = libconfig->lookup(config, "char_configuration/sql_connection")) == NULL) {
+		if (imported)
+			return true;
+		ShowError("char_config_read: char_configuration/sql_connection was not found in %s!\n", filename);
+		ShowWarning("inter_config_read_connection: Defaulting sql_connection...\n");
+		return false;
 	}
 
-	while (fgets(line, sizeof(line), fp)) {
-		int i = sscanf(line, "%1023[^:]: %1023[^\r\n]", w1, w2);
-		if(i != 2)
-			continue;
+	libconfig->setting_lookup_int(setting, "db_port", &char_server_port);
+	libconfig->setting_lookup_mutable_string(setting, "db_hostname", char_server_ip, sizeof(char_server_ip));
+	libconfig->setting_lookup_mutable_string(setting, "db_username", char_server_id, sizeof(char_server_id));
+	libconfig->setting_lookup_mutable_string(setting, "db_password", char_server_pw, sizeof(char_server_pw));
+	libconfig->setting_lookup_mutable_string(setting, "db_database", char_server_db, sizeof(char_server_db));
+	libconfig->setting_lookup_mutable_string(setting, "default_codepage", default_codepage, sizeof(default_codepage));
+
+	return true;
+}
 
-		if(!strcmpi(w1,"char_server_ip")) {
-			safestrncpy(char_server_ip, w2, sizeof(char_server_ip));
-		} else if(!strcmpi(w1,"char_server_port")) {
-			char_server_port = atoi(w2);
-		} else if(!strcmpi(w1,"char_server_id")) {
-			safestrncpy(char_server_id, w2, sizeof(char_server_id));
-		} else if(!strcmpi(w1,"char_server_pw")) {
-			safestrncpy(char_server_pw, w2, sizeof(char_server_pw));
-		} else if(!strcmpi(w1,"char_server_db")) {
-			safestrncpy(char_server_db, w2, sizeof(char_server_db));
-		} else if(!strcmpi(w1,"default_codepage")) {
-			safestrncpy(default_codepage, w2, sizeof(default_codepage));
-		} else if(!strcmpi(w1,"party_share_level"))
-			party_share_level = atoi(w2);
-		else if(!strcmpi(w1,"log_inter"))
-			inter->enable_logs = atoi(w2) ? true : false;
-		else if(!strcmpi(w1,"import"))
-			inter->config_read(w2);
+/**
+ * Reads the 'inter_configuration' config file and initializes required variables.
+ *
+ * @param filename Path to configuration file
+ * @param imported Whether the current config is from an imported file.
+ *
+ * @retval false in case of error.
+ */
+bool inter_config_read(const char *filename, bool imported)
+{
+	struct config_t config;
+	const struct config_setting_t *setting = NULL;
+	const char *import = NULL;
+	bool retval = true;
+
+	nullpo_retr(false, filename);
+
+	if (!libconfig->load_file(&config, filename))
+		return false;
+
+	if ((setting = libconfig->lookup(&config, "inter_configuration")) == NULL) {
+		libconfig->destroy(&config);
+		if (imported)
+			return true;
+		ShowError("inter_config_read: inter_configuration was not found in %s!\n", filename);
+		return false;
 	}
-	fclose(fp);
+	libconfig->setting_lookup_int(setting, "party_share_level", &party_share_level);
+	libconfig->setting_lookup_bool_real(setting, "log_inter", &inter->enable_logs);
 
-	ShowInfo ("Done reading %s.\n", cfgName);
+	ShowInfo("Done reading %s.\n", filename);
 
-	return 0;
+	// import should overwrite any previous configuration, so it should be called last
+	if (libconfig->lookup_string(&config, "import", &import) == CONFIG_TRUE) {
+		if (strcmp(import, filename) == 0 || strcmp(import, chr->INTER_CONF_NAME) == 0) {
+			ShowWarning("inter_config_read: Loop detected in %s! Skipping 'import'...\n", filename);
+		} else {
+			if (!inter->config_read(import, true))
+				retval = false;
+		}
+	}
+
+	libconfig->destroy(&config);
+	return retval;
 }
 
 /**
@@ -879,9 +914,7 @@ int inter_log(char* fmt, ...)
 // initialize
 int inter_init_sql(const char *file)
 {
-	//int i;
-
-	inter->config_read(file);
+	inter->config_read(file, false);
 
 	//DB connection initialized
 	inter->sql_handle = SQL->Malloc();
@@ -1385,4 +1418,5 @@ void inter_defaults(void)
 	inter->check_length = inter_check_length;
 	inter->parse_frommap = inter_parse_frommap;
 	inter->final = inter_final;
+	inter->config_read_connection = inter_config_read_connection;
 }
diff --git a/src/char/inter.h b/src/char/inter.h
index db50fd645..57d1db86c 100644
--- a/src/char/inter.h
+++ b/src/char/inter.h
@@ -28,6 +28,7 @@
 
 /* Forward Declarations */
 struct Sql; // common/sql.h
+struct config_t; // common/conf.h
 
 /**
  * inter interface
@@ -43,7 +44,6 @@ struct inter_interface {
 	void (*msg_to_fd) (int fd, int u_fd, int aid, char *msg, ...) __attribute__((format(printf, 4, 5)));
 	void (*savereg) (int account_id, int char_id, const char *key, unsigned int index, intptr_t val, bool is_string);
 	int (*accreg_fromsql) (int account_id,int char_id, int fd, int type);
-	int (*config_read) (const char* cfgName);
 	int (*vlog) (char* fmt, va_list ap);
 	int (*log) (char* fmt, ...);
 	int (*init_sql) (const char *file);
@@ -53,10 +53,12 @@ struct inter_interface {
 	int (*check_length) (int fd, int length);
 	int (*parse_frommap) (int fd);
 	void (*final) (void);
+	bool (*config_read) (const char *filename, bool imported);
+	bool (*config_read_connection) (const char *filename, const struct config_t *config, bool imported);
 };
 
 #ifdef HERCULES_CORE
-extern unsigned int party_share_level;
+extern int party_share_level; ///< Share range for parties.
 
 void inter_defaults(void);
 #endif // HERCULES_CORE