79 lines
2.2 KiB
Crystal
79 lines
2.2 KiB
Crystal
# Mentorenwahl: A fullstack application for assigning mentors to students based on their whishes.
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# Copyright (C) 2022 Dominic Grimm
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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module Backend
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module Db
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# User model
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class User < Granite::Base
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table users
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has_one :teacher
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has_one :student
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# User's ID
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column id : Int64, primary: true
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# User's LDAP username
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column username : String
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# User's role
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column role : String
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# User is admin
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column admin : Bool = false
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# User's first name
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def firstname : String
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Ldap.user(Ldap.uid(@username.not_nil!)).first["givenName"].first
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end
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# User's last name
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def lastname : String
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Ldap.user(Ldap.uid(@username.not_nil!)).first["sn"].first
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end
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# User's full name
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def name : String
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Ldap.user(Ldap.uid(@username.not_nil!)).first["cn"].first
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end
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# User's email
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def email : String
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Ldap.user(Ldap.uid(@username.not_nil!)).first["mail"].first
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end
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validate :role, "needs to be a valid role" do |user|
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UserRole.parse(user.role).in?(UserRole.values)
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end
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validate :role, "user external needs to be a valid role" do |user|
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if user.teacher.nil? && user.student.nil?
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true
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else
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!!case UserRole.parse(user.role)
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when .teacher?
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user.teacher && user.student.nil?
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when .student?
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user.teacher.nil? && user.student
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else
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false
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end
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end
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end
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end
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end
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end
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