add: isAuthor in GetTeachersForDiscipline

db/StoredProcedures.sql

@@ -1124,6 +1124,22 @@ BEGIN
 	WHERE 	disciplines.ID = DiscID;
 END //
 
+DROP FUNCTION IF EXISTS isAuthorOfDiscipline//
+CREATE FUNCTION `isAuthorOfDiscipline`( 	`DisciplineID` INT,
+								`TeacherID` INT
+									) 	RETURNS int(11)
+    NO SQL
+BEGIN  
+	DECLARE checker INT;
+	SELECT disciplines.AuthorID
+	INTO checker
+	FROM `disciplines`
+	WHERE disciplines.ID = DisciplineID
+	LIMIT 1;
+
+	RETURN (checker IS NOT NULL AND checker = TeacherID); 
+	
+END //
 
 DROP PROCEDURE IF EXISTS GetTeachersForDiscipline//
 CREATE PROCEDURE `GetTeachersForDiscipline`(IN `DiscID` INT)
@@ -1140,7 +1156,8 @@ BEGIN
 				departments.Name 		AS 'DepName',
 				faculties.ID 			AS 'FacultyID', 
 				faculties.Name 			AS 'FacultyName', 
-				faculties.Abbr 			AS 'FacultyAbbr'
+				faculties.Abbr 			AS 'FacultyAbbr',
+				isAuthorOfDiscipline(DiscID, teachers.ID)			AS 'isAuthor'
 		FROM `disciplines_teachers`
 		INNER JOIN `teachers` ON teachers.ID = disciplines_teachers.TeacherID
 		INNER JOIN `departments` ON departments.ID = teachers.DepartmentID