Update core edit_* tables with various fixes

- import script with write to file option
- fix file names for functions
- add generic (non edit tables) for only set date, set uid or combine
- fix edit table edit_language insert data
- all trigger create remove the drop on exists, as in the flow the trigger will never exists

4dev/database/function/set_date.sql

@@ -1,6 +1,6 @@
 -- adds the created or updated date tags
 
-CREATE OR REPLACE FUNCTION set_generic() RETURNS TRIGGER AS '
+CREATE OR REPLACE FUNCTION set_date() RETURNS TRIGGER AS '
 	BEGIN
 		IF TG_OP = ''INSERT'' THEN
 			NEW.date_created := ''now'';

4dev/database/function/set_generic_uid.sql

@@ -0,0 +1,18 @@
+-- set generic with date and uid combined
+-- don't use with set_generic/set_uid together
+
+CREATE OR REPLACE FUNCTION set_generic() RETURNS TRIGGER AS '
+	DECLARE
+		random_length INT = 32; -- long for massive data
+	BEGIN
+		IF TG_OP = ''INSERT'' THEN
+			NEW.date_created := ''now'';
+			IF NEW.uid IS NULL THEN
+				NEW.uid := random_string(random_length);
+			END IF;
+		ELSIF TG_OP = ''UPDATE'' THEN
+			NEW.date_updated := ''now'';
+		END IF;
+		RETURN NEW;
+	END;
+' LANGUAGE 'plpgsql';