124 lines
3.2 KiB
Go
124 lines
3.2 KiB
Go
/*
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* Sicherheitsunterweisung
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* Copyright (C) 2023 Jason Streifling
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*
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* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package session
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import (
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"crypto/rand"
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"encoding/hex"
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"fmt"
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"log"
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"net/http"
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"strconv"
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"strings"
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"streifling.com/jason/sicherheitsunterweisung/packages/data"
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)
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func generateLogin() (string, error) {
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bs := make([]byte, 4)
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if _, err := rand.Read(bs); err != nil {
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return "", fmt.Errorf("error: generateLogin: rand.Read(bs): %v", err)
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}
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return hex.EncodeToString(bs), nil
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}
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func findCorrectLogin(l string, ss *[]*Session) (*Briefing, *Participant, bool) {
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for _, s := range *ss {
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for _, b := range s.Briefings {
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for _, p := range b.Participants {
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if l == p.Login {
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return b, p, true
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}
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}
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}
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}
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return nil, nil, false
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}
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func newParticipant(l string) (*data.Participant, error) {
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var err error
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p := new(data.Participant)
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p.ID, err = strconv.ParseInt(l, 10, 64)
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if err != nil {
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return nil, fmt.Errorf("error: newParticipant: strconv.Atoi(): %v", err)
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}
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return p, nil
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}
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func handleGivenAnswer(p *Participant, i int64, r *http.Request) error {
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answer, err := strconv.Atoi(r.PostFormValue("answer"))
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if err != nil {
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return fmt.Errorf("error: handleGivenAnswer: strconv.Atoi(): %v", err)
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}
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p.GivenAnswers[i] = answer
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return nil
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}
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func makeResultQuestions(sq []data.Question, givenAnswers []int) []resultQuestion {
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questions := make([]resultQuestion, len(sq))
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for i, q := range sq {
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questions[i].Text = q.Text
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questions[i].Answers = make([]resultAnswer, len(q.Answers))
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for j := range q.Answers {
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questions[i].Answers[j].ID = q.Answers[j].ID
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questions[i].Answers[j].Text = q.Answers[j].Text
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questions[i].Answers[j].IsImage = q.Answers[j].IsImage
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if j+1 == q.Correct {
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questions[i].Answers[j].Correct = true
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} else {
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questions[i].Answers[j].Correct = false
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}
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if j+1 == givenAnswers[i] {
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questions[i].Answers[j].Chosen = true
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} else {
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questions[i].Answers[j].Chosen = false
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}
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}
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}
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return questions
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}
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func (b *Briefing) getQuestions(db *data.DB) {
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questionIDs := make([]string, 4)
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for i := 0; i < len(questionIDs); i++ {
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questionIDs[i] = fmt.Sprint(i + 1)
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}
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var err error
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b.Questions, err = db.GetQuestions(questionIDs)
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if err != nil {
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log.Fatalln(err)
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}
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// TODO: ggf. weniger komplex durch Pointer machen
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for i := range b.Questions {
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for j := range b.Questions[i].Answers {
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if parts := strings.Split(b.Questions[i].Answers[j].Text, ":/"); parts[0] == "file" {
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b.Questions[i].Answers[j].Text = parts[1]
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b.Questions[i].Answers[j].IsImage = true
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} else {
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b.Questions[i].Answers[j].IsImage = false
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}
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}
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}
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}
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