/**
* Group ID -> group level lookup. A way to provide backward compatibility with GM level system.
* @param group id
* @return group level
* @public
*/
int pc_group_id2level(int group_id)
{
GroupSettings *group = id2group(group_id);
if (group == NULL)
return 0;
return group->level;
}
/**
* Checks commands used by player group should be logged
* @param group_id ID of the group
*/
bool pc_group_should_log_commands(int group_id)
{
GroupSettings *group = NULL;
if ((group = id2group(group_id)) == NULL)
return false;
return group->log_commands;
}
/**
* Group ID -> group name lookup. Used only in @who atcommands.
* @param group_id group id
* @return group name
* @public
*/
const char* pc_group_id2name(int group_id)
{
GroupSettings *group = id2group(group_id);
if (group == NULL)
return "Non-existent group!";
return group->name;
}
/**
* Checks if player group has a permission
* @param group_id ID of the group
* @param permission permission to check
*/
bool pc_group_has_permission(int group_id, int permission)
{
GroupSettings *group = NULL;
if ((group = id2group(group_id)) == NULL)
return false;
return ((group->e_permissions&permission) != 0);
}
/**
* Checks if player group can use @/#command
* @param group_id ID of the group
* @param command Command name without @/# and params
* @param type enum AtCommanndType { COMMAND_ATCOMMAND = 1, COMMAND_CHARCOMMAND = 2 }
*/
bool pc_group_can_use_command(int group_id, const char *command, AtCommandType type)
{
int result = 0;
config_setting_t *commands = NULL;
GroupSettings *group = NULL;
if (pc_group_has_permission(group_id, PC_PERM_USE_ALL_COMMANDS))
return true;
if ((group = id2group(group_id)) == NULL)
return false;
commands = group->commands;
if (commands != NULL) {
config_setting_t *cmd = NULL;
// <commandname> : <bool> (only atcommand)
if (type == COMMAND_ATCOMMAND && config_setting_lookup_bool(commands, command, &result))
return (bool)result;
// <commandname> : [ <bool>, <bool> ] ([ atcommand, charcommand ])
if ((cmd = config_setting_get_member(commands, command)) != NULL &&
config_setting_is_aggregate(cmd) && config_setting_length(cmd) == 2)
return (bool)config_setting_get_bool_elem(cmd, AtCommandType2idx(type));
}
return false;
}
/**
* Load permission for player based on group id
* @param sd Player
*/
void pc_group_pc_load(struct map_session_data * sd) {
GroupSettings *group = NULL;
if ((group = id2group(sd->group_id)) == NULL) {
ShowWarning("pc_group_pc_load: %s (AID:%d) logged in with unknown group id (%d)! kicking...\n",
sd->status.name,
sd->status.account_id,
sd->group_id);
set_eof(sd->fd);
return;
}
sd->permissions = group->e_permissions;
sd->group_pos = group->group_pos;
sd->group_level = group->level;
}
/**
* Loads group configuration from config file into memory.
* @private
*/
static void read_config(void)
{
config_setting_t *groups = NULL;
const char *config_filename = "conf/groups.conf"; // FIXME hardcoded name
int group_count = 0;
if (conf_read_file(&pc_group_config, config_filename))
return;
groups = config_lookup(&pc_group_config, "groups");
if (groups != NULL) {
GroupSettings *group_settings = NULL;
DBIterator *iter = NULL;
int i, loop = 0;
group_count = config_setting_length(groups);
for (i = 0; i < group_count; ++i) {
int id = 0, level = 0;
const char *groupname = NULL;
int log_commands = 0;
config_setting_t *group = config_setting_get_elem(groups, i);
if (!config_setting_lookup_int(group, "id", &id)) {
ShowConfigWarning(group, "pc_groups:read_config: \"groups\" list member #%d has undefined id, removing...", i);
config_setting_remove_elem(groups, i);
--i;
--group_count;
continue;
}
if (id2group(id) != NULL) {
ShowConfigWarning(group, "pc_groups:read_config: duplicate group id %d, removing...", i);
config_setting_remove_elem(groups, i);
--i;
--group_count;
continue;
}
config_setting_lookup_int(group, "level", &level);
config_setting_lookup_bool(group, "log_commands", &log_commands);
if (!config_setting_lookup_string(group, "name", &groupname)) {
char temp[20];
config_setting_t *name = NULL;
snprintf(temp, sizeof(temp), "Group %d", id);
if ((name = config_setting_add(group, "name", CONFIG_TYPE_STRING)) == NULL ||
!config_setting_set_string(name, temp)) {
ShowError("pc_groups:read_config: failed to set missing group name, id=%d, skipping... (%s:%d)\n",
id, config_setting_source_file(group), config_setting_source_line(group));
continue;
}
config_setting_lookup_string(group, "name", &groupname); // Retrieve the pointer
}
if (name2group(groupname) != NULL) {
ShowConfigWarning(group, "pc_groups:read_config: duplicate group name %s, removing...", groupname);
config_setting_remove_elem(groups, i);
--i;
--group_count;
continue;
}
CREATE(group_settings, GroupSettings, 1);
group_settings->id = id;
group_settings->level = level;
group_settings->name = groupname;
group_settings->log_commands = (bool)log_commands;
group_settings->inherit = config_setting_get_member(group, "inherit");
group_settings->commands = config_setting_get_member(group, "commands");
group_settings->permissions = config_setting_get_member(group, "permissions");
group_settings->inheritance_done = false;
group_settings->root = group;
group_settings->group_pos = i;
strdb_put(pc_groupname_db, groupname, group_settings);
idb_put(pc_group_db, id, group_settings);
}
group_count = config_setting_length(groups); // Save number of groups
// Check if all commands and permissions exist
iter = db_iterator(pc_group_db);
for (group_settings = dbi_first(iter); dbi_exists(iter); group_settings = dbi_next(iter)) {
config_setting_t *commands = group_settings->commands, *permissions = group_settings->permissions;
int count = 0, j;
// Make sure there is "commands" group
if (commands == NULL)
commands = group_settings->commands = config_setting_add(group_settings->root, "commands", CONFIG_TYPE_GROUP);
count = config_setting_length(commands);
for (j = 0; j < count; ++j) {
config_setting_t *command = config_setting_get_elem(commands, j);
const char *name = config_setting_name(command);
if (!atcommand_exists(name)) {
ShowConfigWarning(command, "pc_groups:read_config: non-existent command name '%s', removing...", name);
config_setting_remove(commands, name);
--j;
--count;
}
}
// Make sure there is "permissions" group
if (permissions == NULL)
permissions = group_settings->permissions = config_setting_add(group_settings->root, "permissions", CONFIG_TYPE_GROUP);
count = config_setting_length(permissions);
for(j = 0; j < count; ++j) {
config_setting_t *permission = config_setting_get_elem(permissions, j);
const char *name = config_setting_name(permission);
int p;
ARR_FIND(0, ARRAYLENGTH(pc_g_permission_name), p, strcmp(pc_g_permission_name[p].name, name) == 0);
if (p == ARRAYLENGTH(pc_g_permission_name)) {
ShowConfigWarning(permission, "pc_groups:read_config: non-existent permission name '%s', removing...", name);
config_setting_remove(permissions, name);
--p;
--count;
}
}
}
dbi_destroy(iter);
// Apply inheritance
i = 0; // counter for processed groups
while (i < group_count) {
iter = db_iterator(pc_group_db);
for (group_settings = dbi_first(iter); dbi_exists(iter); group_settings = dbi_next(iter)) {
config_setting_t *inherit = NULL,
*commands = group_settings->commands,
*permissions = group_settings->permissions;
int j, inherit_count = 0, done = 0;
if (group_settings->inheritance_done) // group already processed
continue;
if ((inherit = group_settings->inherit) == NULL ||
(inherit_count = config_setting_length(inherit)) <= 0) { // this group does not inherit from others
++i;
group_settings->inheritance_done = true;
continue;
}
for (j = 0; j < inherit_count; ++j) {
GroupSettings *inherited_group = NULL;
const char *groupname = config_setting_get_string_elem(inherit, j);
if (groupname == NULL) {
ShowConfigWarning(inherit, "pc_groups:read_config: \"inherit\" array member #%d is not a name, removing...", j);
config_setting_remove_elem(inherit,j);
continue;
}
if ((inherited_group = name2group(groupname)) == NULL) {
ShowConfigWarning(inherit, "pc_groups:read_config: non-existent group name \"%s\", removing...", groupname);
config_setting_remove_elem(inherit,j);
continue;
}
if (!inherited_group->inheritance_done)
continue; // we need to do that group first
// Copy settings (commands/permissions) that are not defined yet
if (inherited_group->commands != NULL) {
int l = 0, commands_count = config_setting_length(inherited_group->commands);
for (l = 0; l < commands_count; ++l)
config_setting_copy(commands, config_setting_get_elem(inherited_group->commands, l));
}
if (inherited_group->permissions != NULL) {
int l = 0, permissions_count = config_setting_length(inherited_group->permissions);
for (l = 0; l < permissions_count; ++l)
config_setting_copy(permissions, config_setting_get_elem(inherited_group->permissions, l));
}
++done; // copied commands and permissions from one of inherited groups
}
if (done == inherit_count) { // copied commands from all of inherited groups
++i;
group_settings->inheritance_done = true; // we're done with this group
}
}
dbi_destroy(iter);
if (++loop > group_count) {
ShowWarning("pc_groups:read_config: Could not process inheritance rules, check your config '%s' for cycles...\n",
config_filename);
break;
}
} // while(i < group_count)
// Pack permissions into GroupSettings.e_permissions for faster checking
iter = db_iterator(pc_group_db);
for (group_settings = dbi_first(iter); dbi_exists(iter); group_settings = dbi_next(iter)) {
config_setting_t *permissions = group_settings->permissions;
int c, count = config_setting_length(permissions);
for (c = 0; c < count; ++c) {
config_setting_t *perm = config_setting_get_elem(permissions, c);
const char *name = config_setting_name(perm);
int val = config_setting_get_bool(perm);
int j;
if (val == 0) // does not have this permission
continue;
ARR_FIND(0, ARRAYLENGTH(pc_g_permission_name), j, strcmp(pc_g_permission_name[j].name, name) == 0);
group_settings->e_permissions |= pc_g_permission_name[j].permission;
}
}
dbi_destroy(iter);
}
ShowStatus("Done reading '"CL_WHITE"%d"CL_RESET"' groups in '"CL_WHITE"%s"CL_RESET"'.\n", group_count, config_filename);
if( ( pc_group_max = group_count ) ) {
DBIterator *iter = db_iterator(pc_group_db);
GroupSettings *group_settings = NULL;
int* group_ids = aMalloc( pc_group_max * sizeof(int) );
int i = 0;
for (group_settings = dbi_first(iter); dbi_exists(iter); group_settings = dbi_next(iter)) {
group_ids[i++] = group_settings->id;
}
atcommand_db_load_groups(group_ids);
aFree(group_ids);
dbi_destroy(iter);
}
}
/**
* Checks commands used by player group should be logged
* @param group_id ID of the group
*/
bool pc_group_should_log_commands(int group_id)
{
GroupSettings *group = NULL;
return (group = id2group(group_id)) == NULL ? false : group->log_commands;
}
/**
* Checks if player group has a permission
* @param group_id ID of the group
* @param permission permission to check
*/
bool pc_group_has_permission(int group_id, int permission)
{
GroupSettings *group = NULL;
return (group = id2group(group_id)) == NULL ? false : (group->e_permissions&permission) != 0;
}