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WL#2818 (Add creator to the trigger definition for privilege

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checks on trigger activation)
This commit is contained in:
anozdrin@mysql.com
2005-11-10 22:25:03 +03:00
parent 0d4dbfd1b7
commit 491e4f89f5
32 changed files with 1601 additions and 293 deletions
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20
sql/sql_trigger.h
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@ -55,6 +55,12 @@ class Table_triggers_list: public Sql_alloc
*/
LEX_STRING sroutines_key;
/*
is_special_var_used specifies whether trigger body contains special
variables (NEW/OLD).
*/
bool m_spec_var_used[TRG_EVENT_MAX][TRG_ACTION_MAX];
public:
/*
Field responsible for storing triggers definitions in file.
@ -66,6 +72,8 @@ public:
*/
List<ulonglong> definition_modes_list;
List<LEX_STRING> definers_list;
Table_triggers_list(TABLE *table_arg):
record1_field(0), table(table_arg)
{
@ -73,7 +81,9 @@ public:
}
~Table_triggers_list();
bool create_trigger(THD *thd, TABLE_LIST *table);
bool create_trigger(THD *thd, TABLE_LIST *table,
LEX_STRING *definer_user,
LEX_STRING *definer_host);
bool drop_trigger(THD *thd, TABLE_LIST *table);
bool process_triggers(THD *thd, trg_event_type event,
trg_action_time_type time_type,
@ -81,7 +91,8 @@ public:
bool get_trigger_info(THD *thd, trg_event_type event,
trg_action_time_type time_type,
LEX_STRING *trigger_name, LEX_STRING *trigger_stmt,
ulong *sql_mode);
ulong *sql_mode,
LEX_STRING *definer);
static bool check_n_load(THD *thd, const char *db, const char *table_name,
TABLE *table, bool names_only);
@ -98,6 +109,11 @@ public:
return test(bodies[TRG_EVENT_UPDATE][TRG_ACTION_BEFORE]);
}
inline bool is_special_var_used(int event, int action_time) const
{
return m_spec_var_used[event][action_time];
}
void set_table(TABLE *new_table);
friend class Item_trigger_field;