Part-DB-server/assets/controllers/update_confirm_controller.js
Sebastian Almberg 0bfbbc961d Fix update confirmation dialog not blocking form submission
The previous implementation used inline onsubmit handlers with return
confirmVersionChange(...), which could fail silently if any JavaScript
error occurred on the page, causing the form to submit without confirmation.

Fixes:
- Use event.preventDefault() FIRST to ensure form never submits by default
- Use DOMContentLoaded event listeners instead of inline handlers
- Properly escape translation strings using json_encode filter
- Wrap in IIFE with 'use strict' for better error handling
- Use data-attributes to identify forms and pass isDowngrade state

Fix DOMContentLoaded race condition in update form handlers

The event listener was not attaching if DOMContentLoaded had already
fired by the time the script executed. Now checks document.readyState
and attaches handlers immediately if DOM is already ready.

Added console.log statements to help debug form handler attachment.

Use Stimulus controller for update confirmation dialogs

The inline script was blocked by Content Security Policy (CSP).
Stimulus controllers are bundled with webpack and properly allowed by CSP.

- Create update_confirm_controller.js Stimulus controller
- Remove inline script from template
- Pass translation strings via data-* attributes
2026-01-30 23:24:48 +01:00

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/*
* This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
*
* Copyright (C) 2019 - 2025 Jan Böhmer (https://github.com/jbtronics)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { Controller } from '@hotwired/stimulus';
/**
* Stimulus controller for update/downgrade confirmation dialogs.
* Intercepts form submission and shows a confirmation dialog before proceeding.
*/
export default class extends Controller {
static values = {
isDowngrade: { type: Boolean, default: false },
targetVersion: { type: String, default: '' },
confirmUpdate: { type: String, default: 'Are you sure you want to update Part-DB?' },
confirmDowngrade: { type: String, default: 'Are you sure you want to downgrade Part-DB?' },
downgradeWarning: { type: String, default: 'WARNING: This version does not include the Update Manager.' },
minUpdateManagerVersion: { type: String, default: '2.6.0' },
};
connect() {
this.element.addEventListener('submit', this.handleSubmit.bind(this));
}
handleSubmit(event) {
// Always prevent default first
event.preventDefault();
const targetClean = this.targetVersionValue.replace(/^v/, '');
let message;
if (this.isDowngradeValue) {
// Check if downgrading to a version without Update Manager
if (this.compareVersions(targetClean, this.minUpdateManagerVersionValue) < 0) {
message = this.confirmDowngradeValue + '\n\n⚠ ' + this.downgradeWarningValue;
} else {
message = this.confirmDowngradeValue;
}
} else {
message = this.confirmUpdateValue;
}
// Only submit if user confirms
if (confirm(message)) {
// Remove the event listener to prevent infinite loop, then submit
this.element.removeEventListener('submit', this.handleSubmit.bind(this));
this.element.submit();
}
}
/**
* Compare two version strings (e.g., "2.5.0" vs "2.6.0")
* Returns -1 if v1 < v2, 0 if equal, 1 if v1 > v2
*/
compareVersions(v1, v2) {
const parts1 = v1.split('.').map(Number);
const parts2 = v2.split('.').map(Number);
for (let i = 0; i < Math.max(parts1.length, parts2.length); i++) {
const p1 = parts1[i] || 0;
const p2 = parts2[i] || 0;
if (p1 < p2) return -1;
if (p1 > p2) return 1;
}
return 0;
}
}