From 1208e72d1a24c8493296ac9853754d13368e6e1e Mon Sep 17 00:00:00 2001
From: alex <alex@alexloehr.net>
Date: Mon, 07 Jul 2025 07:52:10 +0000
Subject: [PATCH] GS-2199
---
lib/db.js | 241 +++++++++++++++++++++++++++++++++++++++---------
1 files changed, 196 insertions(+), 45 deletions(-)
diff --git a/lib/db.js b/lib/db.js
index 19519c1..d17c83b 100644
--- a/lib/db.js
+++ b/lib/db.js
@@ -1,5 +1,7 @@
const mysql = require("mysql2/promise")
+const dayjs = require("dayjs")
+const searchLib = require("./search")
const {host, port, user, database, password} = require("./../settings").db
/////////////////////////////////////////////////////////////////////////
@@ -39,42 +41,84 @@
getKursTeilnehmer,
getKursTeilnehmerCount,
+ getUdf,
+
+ getMemberRoleForCourse,
+
+ setStatus,
}
/////////////////////////////////////////////////////////////////////////
-async function getUsers (offset = 0, limit = 10) {
- limit = Number(limit) || 10
- offset = Number(offset) || 0
+async function getUserSearchQuery (offset, limit, search) {
const sel = `usr_id, login, firstname, lastname, gender, email, institution, street, city, zipcode, country, department, active`
- // TODO user defined fields
- // TODO check args for SQL Injection
-
- const pool = await poolP
- const [results, fields] = await pool.query(
- `SELECT ${sel}
- FROM ${database}.usr_data AS ud
- WHERE login REGEXP '^[0-9]+$'
- LIMIT ${limit}
- OFFSET ${offset}
+ if (!search || search === '') {
+ return `SELECT ${sel}
+ FROM ${database}.usr_data AS ud
+ WHERE login REGEXP '^[0-9]+$'
+ LIMIT ${limit}
+ OFFSET ${offset}
`
- )
- const count = await getUserCount()
- return {
- total: count,
- offset, limit,
- data: results,
+ }
+ else {
+ const ids = await searchLib.search(search)
+ if (!ids.length) {
+ throw "nothing found"
+ return await getUserSearchQuery(offset, limit)
+ } // nothing found
+ return `SELECT ${sel}
+ FROM ${database}.usr_data AS ud
+ WHERE login REGEXP '^[0-9]+$'
+ AND usr_id IN (${ids.join(",")})
+ LIMIT ${limit}
+ OFFSET ${offset}
+ `
}
}
-async function getUserCount () {
+async function getUsers (offset = 0, limit = 10, search = null) {
+ console.log("++++++++++ get users", offset, limit, search)
+ limit = Number(limit) || 10
+ offset = Number(offset) || 0
+ // TODO check args for SQL Injection
+
const pool = await poolP
- const [results, fields] = await pool.query(
- `SELECT COUNT(*)
- FROM ${database}.usr_data AS ud
- WHERE login REGEXP '^[0-9]+$'`
- )
- return results[0]["COUNT(*)"]
+
+ try {
+ let userSearchQuery = await getUserSearchQuery(offset, limit, search)
+ // console.log(userSearchQuery)
+ const [results, fields] = await pool.query(userSearchQuery)
+ const count = await getUserCount(offset, limit, search)
+ return {
+ total: count,
+ offset, limit,
+ data: results,
+ }
+ } catch (ex) {
+ return {
+ total: 0,
+ offset: 0,
+ limit: 0,
+ data: [],
+ }
+ }
+}
+
+async function getUserCount (offset, limit, search) {
+ const pool = await poolP
+ // const q = getUserSearchQuery(offset, limit, search)
+ const q = await getUserSearchQuery(0, 1000000, search) // hier darf kein Limit sein, offset=0
+ const q2 = `SELECT COUNT(*) AS count
+ FROM (${q}) AS X`
+ const [results, fields] = await pool.query(q2)
+ return results[0].count
+
+ // const [results, fields] = await pool.query(
+ // `SELECT COUNT(*)
+ // FROM ${database}.usr_data AS ud
+ // WHERE login REGEXP '^[0-9]+$'`
+ // )
+ // return results[0]["COUNT(*)"]
}
async function getUserByLogin (login) {
@@ -217,26 +261,34 @@
async function getKursItems2 (ref_id) {
const pool = await poolP
const q = `
-WITH RECURSIVE tree (parent_id, obj_id, ref_id, title, type ) AS (
- SELECT ci.parent_id, or2.obj_id , ci.obj_id as ref_id, od.title, od.type
- FROM ${database}.crs_items ci
- INNER JOIN ${database}.object_reference or2 ON or2.ref_id = ci.obj_id
- INNER JOIN ${database}.object_data od ON od.obj_id = or2.obj_id
- WHERE ci.obj_id = ${ref_id} -- Kurs ref_id
- AND or2.deleted is NULL
+ WITH RECURSIVE tree (parent_id, obj_id, ref_id, title, type) AS
+ (SELECT ci.parent_id,
+ or2.obj_id,
+ ci.obj_id as ref_id,
+ od.title,
+ od.type
+ FROM ${database}.crs_items ci
+ INNER JOIN ${database}.object_reference or2 ON or2.ref_id = ci.obj_id
+ INNER JOIN ${database}.object_data od ON od.obj_id = or2.obj_id
+ WHERE ci.obj_id = ${ref_id} -- Kurs ref_id
+ AND or2.deleted is NULL
- UNION ALL
+ UNION ALL
- SELECT child.parent_id, or2.obj_id , child.obj_id as ref_id, od.title, od.type
- FROM ${database}.crs_items child
- INNER JOIN ${database}.object_reference or2 ON or2.ref_id = child.obj_id
- INNER JOIN ${database}.object_data od ON od.obj_id = or2.obj_id
- JOIN tree ON child.parent_id = tree.ref_id
- WHERE or2.deleted is NULL
-)
-SELECT * FROM tree
-ORDER BY tree.ref_id
-`
+ SELECT child.parent_id,
+ or2.obj_id,
+ child.obj_id as ref_id,
+ od.title,
+ od.type
+ FROM ${database}.crs_items child
+ INNER JOIN ${database}.object_reference or2 ON or2.ref_id = child.obj_id
+ INNER JOIN ${database}.object_data od ON od.obj_id = or2.obj_id
+ JOIN tree ON child.parent_id = tree.ref_id
+ WHERE or2.deleted is NULL)
+ SELECT *
+ FROM tree
+ ORDER BY tree.ref_id
+ `
const [results] = await pool.query(q)
return results
}
@@ -265,6 +317,7 @@
WHERE (or2.ref_id = ${ref_id} OR parent_id = ${ref_id})
ORDER BY usr_id
`
+ console.log(q)
const [results] = await pool.query(q)
return results
}
@@ -290,7 +343,7 @@
async function getUserTeilnahmen (usr_id) {
const pool = await poolP
- const q = `SELECT om.obj_id, or2.ref_id , om.usr_id, od.title , ulm.status, om.passed, ulm.status_changed
+ const q = `SELECT om.obj_id, or2.ref_id, om.usr_id, od.title, ulm.status, om.passed, ulm.status_changed
FROM ${database}.obj_members om
INNER JOIN ${database}.object_reference or2 ON or2.obj_id = om.obj_id
INNER JOIN ${database}.usr_data ud ON ud.usr_id = om.usr_id
@@ -304,3 +357,101 @@
const [results] = await pool.query(q)
return results
}
+
+/////// UDF ////////////////////////////////////////////////////////////////
+
+async function getUdf () {
+ const pool = await poolP
+ const q = `SELECT field_id, field_name, field_type
+ from ${database}.udf_definition;`
+ const [results] = await pool.query(q)
+ return results
+}
+
+/////// ROLLEN ////////////////////////////////////////////////////////////////
+
+async function getMemberRoleForCourse (obj_id) {
+ const pool = await poolP
+ const q = `SELECT obj_id, title, description
+ from object_data od
+ WHERE type = "role" #AND title LIKE 'il_crs_member_157'
+ AND od.description LIKE 'Member%${obj_id}'
+ `
+ const [results] = await pool.query(q)
+ // darf nur einen Treffer ergeben
+ if (results.length) {
+ const {obj_id, title, description} = results[0]
+ return obj_id
+ }
+ else {
+ return null
+ }
+}
+
+/////// STATUS ////////////////////////////////////////////////////////////////
+
+/**
+ * Zwei Möglichkeiten:
+ * 1. es gibt schon einen Eintrag in ut_lp_marks, dann muss man diesen updaten
+ * 2. es gibt noch keinen Eintrag in ut_lp_marks, dann muss erst einer erstellt werden (NEIN! Für neuen TN sind bereits beide Einträge vorhanden, kann also wegfallen)
+ *
+ * Weiterhin haben wir es mit zwei Tabellen zu tun:
+ * - obj_members (passed)
+ * - ut_lp_marks (status)
+ *
+ * UPDATE: Wir nehmen an, dass beide Einträge schon vorhanden sind!
+ *
+ * @param courseId
+ * @param userId
+ * @param passed
+ * @param status
+ * @returns {Promise<{status: string}>}
+ */
+async function setStatus (courseId, userId, passed = null, status = null) {
+ const pool = await poolP
+
+ // ACHTUNG Transactions funktioneren so nicht, erst mal ohne machen...
+ const q = `
+START TRANSACTION;
+
+UPDATE ${database}.ut_lp_marks ulm
+SET status = ${status}
+WHERE ulm.usr_id = 31793 AND ulm.obj_id = 32212;
+
+UPDATE ${database}.obj_members om
+SET passed = ${passed}
+WHERE om.usr_id = ${userId} AND om.obj_id = ${courseId};
+
+COMMIT;
+`
+
+ let date = dayjs().format('YYYY-MM-DD HH:mm:ss')
+ const q1 = `
+ UPDATE ${database}.ut_lp_marks ulm
+ SET status = ${status},
+ status_changed = "${date}"
+ WHERE ulm.usr_id = ${userId}
+ AND ulm.obj_id = ${courseId};
+ `
+ const q2 = `
+ UPDATE ${database}.obj_members om
+ SET passed = ${passed}
+ WHERE om.usr_id = ${userId}
+ AND om.obj_id = ${courseId};
+ `
+
+ const [results1] = await pool.query(q1)
+ const [results2] = await pool.query(q2)
+ const {affectedRows: affectedRows1} = results1
+ const {affectedRows: affectedRows2} = results2
+
+ if (affectedRows1 && affectedRows2) {
+ return {status: "ok"}
+ }
+ else {
+ throw {
+ status: "error",
+ reason: {affectedRows1, affectedRows2}
+ }
+ }
+}
--
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