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/** |
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* MetaSync Add Redirection Form |
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* |
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* Extracted for Phase 5, #887. |
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* Pure JS — form display, tips toggle, source URL management, |
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* unsaved-changes warning, and client-side validation. |
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* |
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* No localized data object required (pure JS, no PHP values). |
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* |
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* @since Phase 5 |
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*/ |
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(function () { |
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// Show the add redirection form immediately |
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function showForm() { |
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var element = document.getElementById('add-redirection-form'); |
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if (element) { |
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element.style.display = 'block'; |
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} |
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} |
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|
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// Try immediately |
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showForm(); |
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|
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// Also try on DOMContentLoaded as backup |
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if (document.readyState === 'loading') { |
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document.addEventListener('DOMContentLoaded', showForm); |
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} |
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})(); |
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|
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// Handle tips toggle |
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document.addEventListener('DOMContentLoaded', function () { |
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var toggleTipsBtn = document.getElementById('toggle-redirection-tips'); |
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var tipsContent = document.getElementById('redirection-tips-content'); |
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|
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if (toggleTipsBtn && tipsContent) { |
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toggleTipsBtn.addEventListener('click', function () { |
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if (tipsContent.style.display === 'none') { |
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tipsContent.style.display = 'block'; |
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toggleTipsBtn.innerHTML = '<span class="dashicons dashicons-info" style="margin-top: 3px;"></span> Hide Redirection Tips & Examples'; |
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} else { |
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tipsContent.style.display = 'none'; |
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toggleTipsBtn.innerHTML = '<span class="dashicons dashicons-info" style="margin-top: 3px;"></span> Show Redirection Tips & Examples'; |
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} |
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}); |
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} |
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|
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// Handle regex pattern field visibility |
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var searchTypeSelects = document.querySelectorAll('select[name="search_type[]"]'); |
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var regexRow = document.getElementById('regex_pattern_row'); |
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|
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function toggleRegexField() { |
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var hasRegex = false; |
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searchTypeSelects.forEach(function (select) { |
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if (select.value === 'regex') { |
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hasRegex = true; |
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} |
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}); |
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|
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if (regexRow) { |
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regexRow.style.display = hasRegex ? 'table-row' : 'none'; |
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} |
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} |
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|
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// Initial check |
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toggleRegexField(); |
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|
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// Listen for changes |
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searchTypeSelects.forEach(function (select) { |
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select.addEventListener('change', toggleRegexField); |
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}); |
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|
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// Handle adding new source URLs |
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var addButton = document.getElementById('addNewSourceUrl'); |
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if (addButton) { |
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addButton.addEventListener('click', function () { |
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var sourceUrlsList = document.getElementById('source_urls'); |
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var newItem = document.createElement('li'); |
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newItem.innerHTML = |
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'<input type="text" class="regular-text" name="source_url[]" value="">' + |
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'<select name="search_type[]">' + |
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'<option value="exact">Exact Match</option>' + |
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'<option value="start">Starts With</option>' + |
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'<option value="end">Ends With</option>' + |
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'<option value="wildcard">Wildcard (*)</option>' + |
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'<option value="regex">Regex Pattern</option>' + |
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'</select>' + |
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'<button type="button" class="source_url_delete">Remove</button>'; |
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sourceUrlsList.appendChild(newItem); |
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|
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// Add event listener to new select |
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var newSelect = newItem.querySelector('select[name="search_type[]"]'); |
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newSelect.addEventListener('change', toggleRegexField); |
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|
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// Add event listener to remove button |
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var removeButton = newItem.querySelector('.source_url_delete'); |
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removeButton.addEventListener('click', function () { |
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newItem.remove(); |
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toggleRegexField(); |
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}); |
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}); |
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} |
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|
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// Handle remove buttons |
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document.addEventListener('click', function (e) { |
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if (e.target.classList.contains('source_url_delete')) { |
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e.target.closest('li').remove(); |
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toggleRegexField(); |
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} |
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}); |
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|
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// Track form changes for unsaved changes warning |
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var formModified = false; |
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var formInputs = document.querySelectorAll('#add-redirection-form input, #add-redirection-form select, #add-redirection-form textarea'); |
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|
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formInputs.forEach(function (input) { |
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// Skip hidden inputs and the cancel button itself |
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if (input.type !== 'hidden' && input.id !== 'cancel-redirection') { |
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input.addEventListener('change', function () { |
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formModified = true; |
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}); |
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input.addEventListener('input', function () { |
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formModified = true; |
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}); |
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} |
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}); |
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|
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// Handle cancel button |
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var cancelButton = document.getElementById('cancel-redirection'); |
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if (cancelButton) { |
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cancelButton.addEventListener('click', function (e) { |
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e.preventDefault(); |
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|
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// Check if form has been modified |
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if (formModified) { |
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var confirmCancel = confirm('You have unsaved changes. Are you sure you want to cancel?'); |
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if (!confirmCancel) { |
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return; |
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} |
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} |
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|
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// Redirect back to redirections list |
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// The cancel URL is set as a data attribute on the button by the server |
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var cancelUrl = cancelButton.getAttribute('data-cancel-url'); |
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if (cancelUrl) { |
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window.location.href = cancelUrl; |
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} else { |
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window.history.back(); |
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} |
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}); |
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} |
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|
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// Warn user about unsaved changes when leaving page |
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window.addEventListener('beforeunload', function (e) { |
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if (formModified) { |
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e.preventDefault(); |
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e.returnValue = ''; // Modern browsers require this |
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return ''; // Some older browsers show this message |
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} |
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}); |
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|
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|
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// Validation helper functions |
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function showError(element, message) { |
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// Remove any existing error |
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hideError(element); |
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|
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// Create error message |
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var errorDiv = document.createElement('div'); |
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errorDiv.className = 'validation-error'; |
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errorDiv.style.cssText = 'color: var(--dashboard-error); font-size: 13px; margin-top: 5px; font-weight: 500;'; |
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errorDiv.textContent = message; |
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|
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// Add error styling to input |
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element.style.borderColor = 'var(--dashboard-error)'; |
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element.style.boxShadow = '0 0 0 3px rgba(239, 68, 68, 0.1)'; |
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|
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// Insert error message after the element |
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element.parentNode.insertBefore(errorDiv, element.nextSibling); |
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} |
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|
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function hideError(element) { |
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// Remove error styling |
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element.style.borderColor = ''; |
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element.style.boxShadow = ''; |
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|
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// Remove error message |
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var nextEl = element.nextSibling; |
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if (nextEl && nextEl.classList && nextEl.classList.contains('validation-error')) { |
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nextEl.remove(); |
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} |
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} |
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|
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function validateURL(url) { |
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// Allow relative paths starting with / |
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if (url.startsWith('/')) { |
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return true; |
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} |
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|
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// Allow full URLs |
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try { |
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new URL(url); |
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return true; |
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} catch (e) { |
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return false; |
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} |
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} |
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|
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function isValidRegex(pattern) { |
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try { |
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new RegExp(pattern); |
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return true; |
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} catch (e) { |
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return false; |
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} |
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} |
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|
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// Real-time validation for inputs |
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function setupRealtimeValidation() { |
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// Validate source URLs on blur |
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document.addEventListener('blur', function (e) { |
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if (e.target.matches('input[name="source_url[]"]')) { |
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var value = e.target.value.trim(); |
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if (value && !validateURL(value)) { |
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showError(e.target, 'Please enter a valid URL (e.g., /path or https://example.com)'); |
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} else { |
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hideError(e.target); |
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} |
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} |
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}, true); |
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|
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// Validate destination URL on blur |
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var destinationUrl = document.getElementById('destination_url'); |
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if (destinationUrl) { |
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destinationUrl.addEventListener('blur', function () { |
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var value = this.value.trim(); |
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var redirectType = document.querySelector('input[name="redirect_type"]:checked'); |
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|
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if (redirectType && redirectType.value !== '410' && redirectType.value !== '451') { |
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if (value && !validateURL(value)) { |
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showError(this, 'Please enter a valid URL (e.g., /path or https://example.com)'); |
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} else { |
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hideError(this); |
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} |
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} |
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}); |
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} |
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|
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// Validate regex pattern on blur |
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var regexPattern = document.getElementById('regex_pattern'); |
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if (regexPattern) { |
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regexPattern.addEventListener('blur', function () { |
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var value = this.value.trim(); |
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if (value && !isValidRegex(value)) { |
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showError(this, 'Invalid regex pattern. Example: /^\\/old-path\\/.*$/'); |
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} else { |
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hideError(this); |
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} |
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}); |
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} |
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} |
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|
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setupRealtimeValidation(); |
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|
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// Form validation on submit |
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var form = document.querySelector('#redirection-form'); |
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if (form) { |
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form.addEventListener('submit', function (e) { |
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// Skip validation for filter/search submits — only validate the Save button. |
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var submitter = e.submitter; |
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if (submitter && submitter.name !== 'submit') { |
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return true; |
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} |
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|
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var isValid = true; |
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var errors = []; |
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|
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// Clear all previous errors |
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document.querySelectorAll('.validation-error').forEach(function (el) { el.remove(); }); |
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document.querySelectorAll('input[type="text"], input[type="url"], select').forEach(function (el) { |
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el.style.borderColor = ''; |
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el.style.boxShadow = ''; |
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}); |
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|
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// 1. Validate source URLs |
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var sourceInputs = document.querySelectorAll('input[name="source_url[]"]'); |
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var sourceUrls = []; |
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var hasEmptySource = false; |
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var hasInvalidSource = false; |
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|
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sourceInputs.forEach(function (input) { |
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var value = input.value.trim(); |
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|
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if (!value) { |
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hasEmptySource = true; |
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showError(input, 'Source URL is required'); |
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isValid = false; |
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} else if (!validateURL(value)) { |
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hasInvalidSource = true; |
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showError(input, 'Please enter a valid URL (e.g., /path or https://example.com)'); |
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isValid = false; |
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} else { |
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// Check for duplicates |
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if (sourceUrls.includes(value)) { |
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showError(input, 'Duplicate source URL detected'); |
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isValid = false; |
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} else { |
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sourceUrls.push(value); |
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} |
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} |
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}); |
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|
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if (hasEmptySource) { |
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errors.push('All source URL fields must be filled in.'); |
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} |
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if (hasInvalidSource) { |
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errors.push('Please enter valid URLs for all source fields.'); |
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} |
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|
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// 2. Validate redirection type |
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var redirectType = document.querySelector('input[name="redirect_type"]:checked'); |
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if (!redirectType) { |
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errors.push('Please select a redirection type.'); |
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isValid = false; |
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} |
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|
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// 3. Validate destination URL (if required) |
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var destinationUrlEl = document.getElementById('destination_url'); |
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if (redirectType && redirectType.value !== '410' && redirectType.value !== '451') { |
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var destValue = destinationUrlEl.value.trim(); |
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if (!destValue) { |
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showError(destinationUrlEl, 'Destination URL is required for this redirect type'); |
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errors.push('Please enter a destination URL.'); |
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isValid = false; |
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} else if (!validateURL(destValue)) { |
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showError(destinationUrlEl, 'Please enter a valid URL (e.g., /path or https://example.com)'); |
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errors.push('Please enter a valid destination URL.'); |
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isValid = false; |
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} |
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} |
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|
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// 4. Validate regex pattern (if regex is selected) |
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var hasRegexPattern = false; |
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document.querySelectorAll('select[name="search_type[]"]').forEach(function (select) { |
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if (select.value === 'regex') { |
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hasRegexPattern = true; |
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} |
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}); |
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|
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if (hasRegexPattern) { |
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var regexPatternEl = document.getElementById('regex_pattern'); |
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var regexValue = regexPatternEl ? regexPatternEl.value.trim() : ''; |
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|
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if (!regexValue) { |
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if (regexPatternEl) { |
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showError(regexPatternEl, 'Regex pattern is required when using "Regex Pattern" type'); |
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} |
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errors.push('Please enter a regex pattern when using "Regex Pattern" as the pattern type.'); |
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isValid = false; |
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} else if (!isValidRegex(regexValue)) { |
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if (regexPatternEl) { |
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showError(regexPatternEl, 'Invalid regex pattern. Example: /^\\/old-path\\/.*$/'); |
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} |
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errors.push('Invalid regex pattern. Please fix the regex pattern.'); |
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isValid = false; |
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} |
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} |
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|
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// 5. Validate status is selected |
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var status = document.querySelector('input[name="status"]:checked'); |
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if (!status) { |
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errors.push('Please select a status (Active or Inactive).'); |
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isValid = false; |
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} |
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|
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// Show consolidated error message if validation fails |
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if (!isValid) { |
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e.preventDefault(); |
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|
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// Create or update error summary at the top of the form |
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var errorSummary = document.getElementById('validation-error-summary'); |
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if (!errorSummary) { |
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errorSummary = document.createElement('div'); |
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errorSummary.id = 'validation-error-summary'; |
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errorSummary.style.cssText = 'background: rgba(239, 68, 68, 0.1); border: 1px solid var(--dashboard-error); border-radius: 8px; padding: 15px; margin-bottom: 20px; color: var(--dashboard-error);'; |
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|
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var formDiv = document.getElementById('add-redirection-form'); |
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var firstTable = formDiv.querySelector('.form-table'); |
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formDiv.insertBefore(errorSummary, firstTable); |
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} |
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|
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var uniqueErrors = errors.filter(function (err, idx, arr) { return arr.indexOf(err) === idx; }); |
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errorSummary.innerHTML = '<strong>Please fix the following errors:</strong><ul style="margin: 10px 0 0 20px; padding: 0;">' + |
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uniqueErrors.map(function (err) { return '<li>' + err + '</li>'; }).join('') + |
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'</ul>'; |
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|
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// Scroll to error summary |
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errorSummary.scrollIntoView({ behavior: 'smooth', block: 'center' }); |
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|
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return false; |
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} else { |
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// Remove error summary if it exists |
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var existingSummary = document.getElementById('validation-error-summary'); |
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if (existingSummary) { |
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existingSummary.remove(); |
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} |
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} |
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|
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// If validation passes, clear the modified flag to prevent beforeunload warning |
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formModified = false; |
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}); |
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} |
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}); |
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|
