Apply standalone exercices settings

libfic/exercice.go

@@ -420,6 +420,27 @@ func (e *Exercice) GetLevel() (int, error) {
 	return nb, nil
 }
 
+// GetOrdinal returns the position of the exercice in list (usefull for standalone exercices).
+func (e *Exercice) GetOrdinal() (int, error) {
+	theme := &Theme{Id: 0}
+	if e.IdTheme != nil {
+		theme.Id = *e.IdTheme
+	}
+
+	exercices, err := theme.GetExercices()
+	if err != nil {
+		return 0, err
+	}
+
+	for n, exercice := range exercices {
+		if exercice.Id == e.Id {
+			return n, nil
+		}
+	}
+
+	return 0, fmt.Errorf("exercice not found in theme")
+}
+
 // NewTry registers a solving attempt for the given Team.
 func (e *Exercice) NewTry(t *Team, cksum []byte) error {
 	if _, err := DBExec("INSERT INTO exercice_tries (id_exercice, id_team, time, cksum) VALUES (?, ?, ?, ?)", e.Id, t.Id, time.Now(), cksum); err != nil {

libfic/team.go

@@ -116,6 +116,29 @@ func (t *Team) Delete() (int64, error) {
 
 // HasAccess checks if the Team has access to the given challenge.
 func (t *Team) HasAccess(e *Exercice) bool {
+	// Case of standalone exercices
+	if e.IdTheme == nil || *e.IdTheme == 0 {
+		ord, err := e.GetOrdinal()
+		if err != nil {
+			return false
+		}
+
+		if ord < UnlockedStandaloneExercices {
+			return true
+		}
+
+		sc, err := t.SolvedCount()
+		if sc == nil || err != nil {
+			return false
+		}
+
+		if ord < UnlockedStandaloneExercices+int(UnlockedStandaloneExercicesByValidation*float64(*sc)) {
+			return true
+		}
+
+		return false
+	}
+
 	if UnlockedChallengeDepth < 0 {
 		return true
 	}
@@ -297,6 +320,12 @@ func (t *Team) LastTryDist(e *Exercice) int64 {
 	}
 }
 
+// SolvedCount returns the number of solved exercices.
+func (t *Team) SolvedCount() (nb *int64, err error) {
+	err = DBQueryRow("SELECT COUNT(*) FROM exercice_solved WHERE id_team = ?", t.Id).Scan(&nb)
+	return
+}
+
 // HasSolved checks if the Team already has validated the given challenge.
 // Note that the function also returns the effective validation timestamp.
 func (t *Team) HasSolved(e *Exercice) (tm *time.Time) {

libfic/team_my.go

@@ -22,6 +22,12 @@ var DisplayMCQBadCount bool
 // HideCaseSensitivity never tells the user if the flag is case sensitive or not.
 var HideCaseSensitivity bool
 
+// UnlockedStandaloneExercices unlock this number of standalone exercice.
+var UnlockedStandaloneExercices int
+
+// UnlockedStandaloneExercicesByValidation unlock this number of standalone exercice for each exercice validated.
+var UnlockedStandaloneExercicesByValidation float64
+
 type myTeamFile struct {
 	Path       string `json:"path"`
 	Name       string `json:"name"`