From f4e8fc825fbd4d4f43228d835ca0823c1179ee37 Mon Sep 17 00:00:00 2001
From: Roman Steinberg <roman.accs@gmail.com>
Date: Sat, 1 Sep 2018 20:35:13 +0300
Subject: [PATCH] convert functions Plan_GetTeachers, GetRatesHistory,
DeleteModuleExam, GetStudents, SearchStudents (#286)
---
db/postgresql/functions.sql | 225 ++++++++++++++++++++++++++++++++++++
1 file changed, 225 insertions(+)
diff --git a/db/postgresql/functions.sql b/db/postgresql/functions.sql
index 93864b183..a46ac5398 100644
--- a/db/postgresql/functions.sql
+++ b/db/postgresql/functions.sql
@@ -4179,6 +4179,231 @@ begin
END
$$ LANGUAGE plpgsql;
+--
+-- Name: Plan_GetTeachers(integer,integer,integer); Type: FUNCTION; Schema: public; Owner: -
+--
+DROP FUNCTION IF EXISTS public."Plan_GetTeachers"(INTEGER, INTEGER, INTEGER);
+
+CREATE OR REPLACE FUNCTION public."Plan_GetTeachers"(pStudyPlanID INTEGER, pSemesterID INTEGER,
+ pLoadAll INTEGER) -- todo: replace bool
+ RETURNS TABLE(
+ "ID" integer
+ )
+AS $$
+--select * from public.getgroups(
+-- :pgradeid, -- put the pgradeid parameter value instead of 'pgradeid' (int4)
+-- :pfacultyid, -- put the pfacultyid parameter value instead of 'pfacultyid' (int4)
+-- :psemesterid -- put the psemesterid parameter value instead of 'psemesterid' (int4)
+--);
+SELECT teachers.ID AS "ID"
+FROM teachers
+ INNER JOIN disciplines_teachers ON disciplines_teachers.TeacherID = teachers.ID
+ INNER JOIN disciplines ON disciplines.ID = disciplines_teachers.DisciplineID
+ INNER JOIN disciplines_study_plans ON disciplines_study_plans.DisciplineID = disciplines.ID
+WHERE disciplines_study_plans.StudyPlanID = pStudyPlanID AND
+ disciplines.SemesterID = COALESCE(pSemesterID, disciplines.SemesterID) AND
+ (pLoadAll = 1 OR disciplines.Subtype IS NULL);
+$$ LANGUAGE sql;
+
+--
+-- Name: GetRatesHistory(integer); Type: FUNCTION; Schema: public; Owner: -
+--
+DROP FUNCTION IF EXISTS public."GetRatesHistory"(INTEGER);
+
+CREATE OR REPLACE FUNCTION public."GetRatesHistory"(
+ pDisciplineID INTEGER)
+ RETURNS TABLE(
+ "ID" INTEGER,
+ "Date" DATE,
+ "Rate" INTEGER,
+ "StudentLast" VARCHAR,
+ "StudentFirst" VARCHAR,
+ "StudentSecond" VARCHAR,
+ "TeacherLast" VARCHAR,
+ "TeacherFirst" VARCHAR,
+ "TeacherSecond" VARCHAR,
+ "SubmoduleName" VARCHAR,
+ "ModuleName" VARCHAR
+ )
+AS $$
+SELECT logs_rating.ID AS "ID",
+ DATE(logs_rating.Date) As "Date",
+ logs_rating.Rate AS "Rate",
+ studentAccount.LastName AS "StudentLast",
+ studentAccount.FirstName AS "StudentFirst",
+ studentAccount.SecondName AS "StudentSecond",
+ teacherAccount.LastName AS "TeacherLast",
+ teacherAccount.FirstName AS "TeacherFirst",
+ teacherAccount.SecondName AS "TeacherSecond",
+ submodules.Name AS "SubmoduleName",
+ modules.Name AS "ModuleName"
+FROM logs_rating
+ INNER JOIN record_books ON record_books.ID = logs_rating.RecordBookID
+ INNER JOIN students ON students.ID = record_books.StudentID
+ INNER JOIN accounts as studentAccount ON students.AccountID = studentAccount.ID
+ INNER JOIN teachers ON teachers.ID = logs_rating.TeacherID
+ INNER JOIN accounts as teacherAccount ON teachers.AccountID = teacherAccount.ID
+ INNER JOIN submodules ON submodules.ID = logs_rating.SubmoduleID
+ INNER JOIN modules ON modules.ID = submodules.ModuleID
+WHERE modules.DisciplineID = pDisciplineID
+ORDER BY logs_rating.Date DESC;
+$$ LANGUAGE sql;
+
+--
+-- Name: DeleteModuleExam(integer); Type: FUNCTION; Schema: public; Owner: -
+--
+DROP FUNCTION IF EXISTS public."DeleteModuleExam"(INTEGER, INTEGER);
+
+CREATE OR REPLACE FUNCTION public."DeleteModuleExam"(
+ pTeacherID INTEGER,
+ pDisciplineID INTEGER)
+ RETURNS INTEGER
+AS $$
+DECLARE vExamModuleID INTEGER DEFAULT -1;
+BEGIN
+ -- check teacher rights
+ IF NOT InternalIsTeacherAuthor(pTeacherID, pDisciplineID) OR
+ InternalIsMapLocked(pDisciplineID)
+ THEN
+ RETURN -1;
+ END IF;
+
+ -- get exam module ID
+ SELECT modules.ID INTO vExamModuleID
+ FROM modules
+ WHERE modules.Type = 'exam' AND
+ modules.DisciplineID = pDisciplineID
+ LIMIT 1;
+
+ IF vExamModuleID <= 0 THEN
+ RETURN -1;
+ END IF;
+
+ -- everything is checked then delete
+ DELETE FROM submodules
+ WHERE vExamModuleID = submodules.ModuleID;
+
+ DELETE FROM modules
+ WHERE vExamModuleID = modules.ID;
+ RETURN 0;
+END
+$$ LANGUAGE plpgsql;
+
+
+--
+-- Name: GetStudents(INTEGER, INTEGER, INTEGER, INTEGER, VARCHAR(100), VARCHAR(100), VARCHAR(100));
+-- Type: FUNCTION; Schema: public; Owner: -
+--
+DROP FUNCTION IF EXISTS public."GetStudents"(INTEGER, INTEGER, INTEGER, INTEGER, VARCHAR(100), VARCHAR(100), VARCHAR(100));
+
+CREATE OR REPLACE FUNCTION public."GetStudents"(
+ pFacultyID INTEGER,
+ pGradeID INTEGER,
+ pGroupID INTEGER,
+ pSemesterID INTEGER,
+ pWord1 VARCHAR(100),
+ pWord2 VARCHAR(100),
+ pWord3 VARCHAR(100))
+ RETURNS TABLE(
+ "ID" INTEGER,
+ "LastName" VARCHAR,
+ "FirstName" VARCHAR,
+ "SecondName" VARCHAR,
+ "AccountID" INTEGER,
+ "GradeID" INTEGER,
+ "GradeNum" INTEGER,
+ "Degree" INTEGER,
+ "GroupID" INTEGER,
+ "GroupNum" INTEGER
+ )
+AS $$
+DECLARE FullName VARCHAR;
+BEGIN
+ SELECT view_students.StudentID AS "ID",
+ view_students.LastName AS "LastName",
+ view_students.FirstName AS "FirstName",
+ view_students.SecondName AS "SecondName",
+ view_students.AccountID AS "AccountID",
+ view_students.GradeID AS "GradeID",
+ view_students.GradeNum AS "GradeNum",
+ view_students.Degree AS "Degree",
+ view_students.GroupID AS "GroupID",
+ view_students.GroupNum AS "GroupNum",
+ CONCAT(view_students.LastName, ' ', view_students.FirstName, ' ', view_students.SecondName) AS "FullName"
+ FROM view_students
+ WHERE
+ CASE WHEN pSemesterID != 0 THEN view_students.SemesterID = pSemesterID ELSE
+ TRUE
+ END AND
+ CASE WHEN pFacultyID != 0 THEN view_students.FacultyID = pFacultyID ELSE TRUE END AND
+ CASE WHEN pGradeID != 0 THEN view_students.GradeID = pGradeID ELSE TRUE END AND
+ CASE WHEN pGroupID != 0 THEN view_students.GroupID = pGroupID ELSE TRUE END AND
+ CASE WHEN pWord1 != '' AND FullName != '' THEN
+ FullName LIKE CONCAT('%', pWord1, '%') AND
+ FullName LIKE CONCAT('%', pWord2, '%') AND
+ FullName LIKE CONCAT('%', pWord3, '%')
+ ELSE TRUE END;
+END
+$$ LANGUAGE plpgsql;
+
+--
+-- Name: SearchStudents(INTEGER, INTEGER, INTEGER, VARCHAR(100), INTEGER);
+-- Type: FUNCTION; Schema: public; Owner: -
+--
+DROP FUNCTION IF EXISTS public."SearchStudents"(INTEGER, INTEGER, INTEGER, VARCHAR(100), INTEGER);
+
+CREATE OR REPLACE FUNCTION public."SearchStudents"(
+ pGradeID INTEGER,
+ pGroupID INTEGER,
+ pFacultyID INTEGER,
+ pFullName VARCHAR(100),
+ pDisciplineID INTEGER)
+ RETURNS TABLE(
+ "ID" INTEGER,
+ "LastName" VARCHAR,
+ "FirstName" VARCHAR,
+ "SecondName" VARCHAR,
+ "GradeID" INTEGER,
+ "GradeNum" INTEGER,
+ "Degree" INTEGER,
+ "GroupID" INTEGER,
+ "GroupNum" INTEGER
+ )
+AS $$
+DECLARE vSemesterID INTEGER DEFAULT -1;
+ DECLARE vRes INTEGER DEFAULT -1;
+BEGIN
+
+ DROP TABLE IF EXISTS tDisciplineStudents;
+ SELECT Discipline_GetStudentsTemp(pDisciplineID) INTO vRes;
+
+ SELECT view_students.StudentID AS "ID",
+ view_students.LastName AS "LastName",
+ view_students.FirstName AS "FirstName",
+ view_students.SecondName AS "SecondName",
+ view_students.GradeID AS "GradeID",
+ view_students.GradeNum AS "GradeNum",
+ view_students.Degree AS "Degree",
+ view_students.GroupID AS "GroupID",
+ view_students.GroupNum AS "GroupNum",
+ CONCAT(view_students.LastName, ' ', view_students.FirstName, ' ', view_students.SecondName) AS "FullName"
+ FROM view_students
+ LEFT JOIN tDisciplineStudents ON tDisciplineStudents.StudentID = view_students.StudentID
+ WHERE view_students.SemesterID = vSemesterID AND
+ view_students.FacultyID = pFacultyID AND
+ view_students.GradeID = pGradeID AND
+ (pGroupID = 0 OR view_students.GroupID = pGroupID) AND
+ tDisciplineStudents.StudentID IS NULL AND
+ CASE WHEN pFullName != '' THEN
+ FullName LIKE CONCAT('%', pFullName, '%')
+ ELSE TRUE END
+ ORDER BY view_students.GradeID ASC,
+ view_students.GroupID ASC,
+ view_students.LastName ASC,
+ view_students.FirstName ASC;
+END
+$$ LANGUAGE plpgsql;
+
--- Триггеры ----------------------------------------------------------------------------------------------------------------------------
--
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