pc_groups interfaced

The last file without a interface is now no more (date.h doesn't count :P).
Modified the way permissions are stored in order to enable plugins to be able to create permissions ( pcg->add_permission("name") [returns permission key] ).
Special Thanks to Haruna!
Closes #121

Signed-off-by: shennetsind <ind@henn.et>

1 files changed, 43 insertions, 23 deletions

diff --git a/src/map/pc_groups.h b/src/map/pc_groups.h
index 8f350c2b6..28c82d619 100644
--- a/src/map/pc_groups.h
+++ b/src/map/pc_groups.h
@@ -32,34 +32,54 @@ enum e_pc_permission {
 	PC_PERM_HCHSYS_ADMIN        = 0x200000,
 };
 
-/// Total number of PC permissions (without PC_PERM_NONE).
-/// This is manifest constant for the size of pc_g_permission_name array,
-/// so it's possible to apply sizeof to it [C-FAQ 1.24]
-/// Whenever adding new permission: 1. add enum entry above, 2. add entry into
-/// pc_g_permission_name (in pc.c), 3. increase NUM_PC_PERM below by 1.
-#define NUM_PC_PERM 22
-
-struct pc_permission_name_table {
-	const char *name;
-	enum e_pc_permission permission;
+// Cached config settings for quick lookup
+struct GroupSettings {
+	unsigned int id; // groups.[].id
+	int level; // groups.[].level
+	char *name; // copy of groups.[].name
+	unsigned int e_permissions; // packed groups.[].permissions
+	bool log_commands; // groups.[].log_commands
+	int index; // internal index of the group (contiguous range starting at 0) [Ind]
+	/// Following are used/available only during config reading
+	config_setting_t *commands; // groups.[].commands
+	config_setting_t *permissions; // groups.[].permissions
+	config_setting_t *inherit; // groups.[].inherit
+	bool inheritance_done; // have all inheritance rules been evaluated?
+	config_setting_t *root; // groups.[]
 };
 
-/// Name <-> enum table for PC permissions
-extern const struct pc_permission_name_table pc_g_permission_name[NUM_PC_PERM];
+struct pc_groups_permission_table {
+	char *name;
+	unsigned int permission;
+};
 
 typedef struct GroupSettings GroupSettings;
 
-GroupSettings* pc_group_get_dummy_group(void);
-bool pc_group_exists(int group_id);
-GroupSettings* pc_group_id2group(int group_id);
-bool pc_group_has_permission(GroupSettings *group, enum e_pc_permission permission);
-bool pc_group_should_log_commands(GroupSettings *group);
-const char* pc_group_get_name(GroupSettings *group);
-int pc_group_get_level(GroupSettings *group);
-int pc_group_get_idx(GroupSettings *group);
+struct pc_groups_interface {
+	/* */
+	DBMap* db; // id -> GroupSettings
+	DBMap* name_db; // name -> GroupSettings
+	/* */
+	struct pc_groups_permission_table *permissions;
+	unsigned char permission_count;
+	/* */
+	void (*init) (void);
+	void (*final) (void);
+	void (*reload) (void);
+	/* */
+	GroupSettings* (*get_dummy_group) (void);
+	bool (*exists) (int group_id);
+	GroupSettings* (*id2group) (int group_id);
+	bool (*has_permission) (GroupSettings *group, unsigned int permission);
+	bool (*should_log_commands) (GroupSettings *group);
+	const char* (*get_name) (GroupSettings *group);
+	int (*get_level) (GroupSettings *group);
+	int (*get_idx) (GroupSettings *group);
+	unsigned int (*add_permission) (const char *name);
+};
+
+struct pc_groups_interface *pcg;
 
-void do_init_pc_groups(void);
-void do_final_pc_groups(void);
-void pc_groups_reload(void);
+void pc_groups_defaults(void);
 
 #endif // _PC_GROUPS_H_