forked from vikunja/vikunja
63 lines
2.1 KiB
Go
63 lines
2.1 KiB
Go
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// Vikunja is a todo-list application to facilitate your life.
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// Copyright 2018 Vikunja and contributors. All rights reserved.
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//
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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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//
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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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//
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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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package models
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import (
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"code.vikunja.io/api/pkg/log"
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"code.vikunja.io/web"
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)
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// CanCreate checks if a user can add a label to a task
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func (lt *LabelTask) CanCreate(a web.Auth) bool {
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label, err := getLabelByIDSimple(lt.LabelID)
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if err != nil {
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log.Log.Errorf("Error during CanCreate for LabelTask: %v", err)
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return false
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}
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return label.hasAccessToLabel(a) && lt.canDoLabelTask(a)
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}
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// CanDelete checks if a user can delete a label from a task
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func (lt *LabelTask) CanDelete(a web.Auth) bool {
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if !lt.canDoLabelTask(a) {
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return false
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}
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// We don't care here if the label exists or not. The only relevant thing here is if the relation already exists,
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// throw an error.
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exists, err := x.Exist(&LabelTask{LabelID: lt.LabelID, TaskID: lt.TaskID})
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if err != nil {
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log.Log.Errorf("Error during CanDelete for LabelTask: %v", err)
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return false
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}
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return exists
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}
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// Helper function to check if a user can write to a task
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// + is able to see the label
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// always the same check for either deleting or adding a label to a task
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func (lt *LabelTask) canDoLabelTask(a web.Auth) bool {
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// A user can add a label to a task if he can write to the task
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task, err := getTaskByIDSimple(lt.TaskID)
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if err != nil {
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log.Log.Error("Error occurred during canDoLabelTask for LabelTask: %v", err)
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return false
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}
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return task.CanUpdate(a)
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}
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