courrier preview

This commit is contained in:
alma 2025-05-01 17:43:43 +02:00
parent e8989f2016
commit caa6a62e67
2 changed files with 341 additions and 249 deletions

View File

@ -143,10 +143,54 @@ export default function ComposeEmail(props: ComposeEmailProps) {
console.warn('Email content initialization timed out after 5 seconds, using fallback template'); console.warn('Email content initialization timed out after 5 seconds, using fallback template');
// Create a basic fallback template // Create a basic fallback template
const { fromStr, dateStr } = getFormattedInfoForEmail(initialEmail); const { fromStr, dateStr } = getFormattedInfoForEmail(initialEmail);
const fallbackContent = type === 'forward'
? `<div style="margin: 20px 0 10px 0; color: #666;">---------- Forwarded message ----------<br>Unable to load original message content</div>` // Use a different template based on email type
: `<div style="margin: 20px 0 10px 0; color: #666;">On ${dateStr}, ${fromStr} wrote:<br>Unable to load original message content</div>`; let fallbackContent = '';
if (type === 'forward') {
fallbackContent = `
<div style="margin: 20px 0 10px 0; color: #666; font-family: Arial, sans-serif;">
<div style="border-bottom: 1px solid #ccc; margin-bottom: 10px; padding-bottom: 5px;">
<div>---------------------------- Forwarded Message ----------------------------</div>
</div>
<table style="margin-bottom: 10px; font-size: 14px;">
<tr>
<td style="padding: 3px 10px 3px 0; font-weight: bold; text-align: right; vertical-align: top;">From:</td>
<td style="padding: 3px 0;">${fromStr}</td>
</tr>
<tr>
<td style="padding: 3px 10px 3px 0; font-weight: bold; text-align: right; vertical-align: top;">Date:</td>
<td style="padding: 3px 0;">${dateStr}</td>
</tr>
<tr>
<td style="padding: 3px 10px 3px 0; font-weight: bold; text-align: right; vertical-align: top;">Subject:</td>
<td style="padding: 3px 0;">${initialEmail.subject || ''}</td>
</tr>
</table>
<div style="border-bottom: 1px solid #ccc; margin-top: 5px; margin-bottom: 15px; padding-bottom: 5px;">
<div>----------------------------------------------------------------------</div>
</div>
<div>[Could not load original content. Please use plain text or start a new message.]</div>
</div>
`;
} else {
// For replies
fallbackContent = `
<div style="margin: 20px 0 10px 0; color: #666; border-bottom: 1px solid #ddd; padding-bottom: 5px;">
On ${dateStr}, ${fromStr} wrote:
</div>
<blockquote style="margin: 0; padding-left: 10px; border-left: 3px solid #ddd; color: #505050; background-color: #f9f9f9; padding: 10px;">
[Could not load original content. Please use plain text or start a new message.]
</blockquote>
`;
}
setEmailContent(fallbackContent); setEmailContent(fallbackContent);
// Also update the Quill editor directly if possible
const editorElement = document.querySelector('.ql-editor');
if (editorElement instanceof HTMLElement) {
editorElement.innerHTML = fallbackContent;
}
} }
}, 5000); }, 5000);

View File

@ -5,6 +5,8 @@ import 'quill/dist/quill.snow.css';
import { sanitizeHtml } from '@/lib/utils/dom-purify-config'; import { sanitizeHtml } from '@/lib/utils/dom-purify-config';
import { detectTextDirection } from '@/lib/utils/text-direction'; import { detectTextDirection } from '@/lib/utils/text-direction';
import { processHtmlContent } from '@/lib/utils/email-content'; import { processHtmlContent } from '@/lib/utils/email-content';
import Quill from 'quill';
import QuillBetterTable from 'quill-better-table';
interface RichEmailEditorProps { interface RichEmailEditorProps {
initialContent: string; initialContent: string;
@ -13,6 +15,23 @@ interface RichEmailEditorProps {
minHeight?: string; minHeight?: string;
maxHeight?: string; maxHeight?: string;
preserveFormatting?: boolean; preserveFormatting?: boolean;
autofocus?: boolean;
mode?: string;
allowedFormats?: any;
customKeyBindings?: any;
}
// Register better table module
function registerTableModule() {
try {
Quill.register({
'modules/better-table': QuillBetterTable
}, true);
return true;
} catch (error) {
console.error('Error registering table module:', error);
return false;
}
} }
/** /**
@ -147,6 +166,63 @@ function cleanupTableStructures(htmlContent: string, isReplyOrForward: boolean =
} }
} }
// Clean up existing editor before creating a new one
const cleanupExistingEditor = () => {
try {
// Clear any existing timeouts
if (quillInitTimeoutRef.current) {
clearTimeout(quillInitTimeoutRef.current);
quillInitTimeoutRef.current = null;
}
// Remove existing Quill instance if it exists
if (quillRef.current) {
console.log('Cleaning up existing Quill editor');
// Remove event listeners
try {
quillRef.current.off('text-change');
quillRef.current.off('selection-change');
// Get the container of the editor
const editorContainer = document.querySelector('#quill-editor');
if (editorContainer instanceof HTMLElement) {
// Clear the content
editorContainer.innerHTML = '';
}
} catch (err) {
console.warn('Error removing Quill event listeners:', err);
}
// Set to null to ensure garbage collection
quillRef.current = null;
}
// Also ensure the editor element is empty
const editorElement = document.querySelector('#quill-editor');
if (editorElement) {
editorElement.innerHTML = '';
}
return true;
} catch (error) {
console.error('Error cleaning up editor:', error);
return false;
}
};
// Define toolbar options for consistency
const emailToolbarOptions = [
['bold', 'italic', 'underline', 'strike'],
[{ 'color': [] }, { 'background': [] }],
[{ 'list': 'ordered'}, { 'list': 'bullet' }],
[{ 'indent': '-1'}, { 'indent': '+1' }],
[{ 'align': [] }],
[{ 'direction': 'rtl' }],
['link'],
['clean'],
];
const RichEmailEditor: React.FC<RichEmailEditorProps> = ({ const RichEmailEditor: React.FC<RichEmailEditorProps> = ({
initialContent, initialContent,
onChange, onChange,
@ -154,301 +230,273 @@ const RichEmailEditor: React.FC<RichEmailEditorProps> = ({
minHeight = '200px', minHeight = '200px',
maxHeight = 'calc(100vh - 400px)', maxHeight = 'calc(100vh - 400px)',
preserveFormatting = false, preserveFormatting = false,
autofocus = false,
mode = 'compose',
allowedFormats,
customKeyBindings,
}) => { }) => {
const editorRef = useRef<HTMLDivElement>(null); const editorRef = useRef<HTMLDivElement>(null);
const toolbarRef = useRef<HTMLDivElement>(null); const toolbarRef = useRef<HTMLDivElement>(null);
const quillRef = useRef<any>(null); const quillRef = useRef<any>(null);
const [isReady, setIsReady] = useState(false); const [isReady, setIsReady] = useState(false);
const [isReplyOrForward, setIsReplyOrForward] = useState(false); const [isReplyOrForward, setIsReplyOrForward] = useState(false);
const quillInitTimeoutRef = useRef<NodeJS.Timeout | null>(null);
// Initialize Quill editor when component mounts // Initialize editor effect
useEffect(() => { useEffect(() => {
// Import Quill dynamically (client-side only) let editorInstance: any = null;
const initializeQuill = async () => { let initialContentSet = false;
if (!editorRef.current || !toolbarRef.current) return; let initializationTimeout: NodeJS.Timeout | null = null;
// First, detect if content is reply/forward to determine editor mode const initEditor = async () => {
const contentIsReplyOrForward = initialContent ? (
initialContent.includes('wrote:') ||
initialContent.includes('<blockquote') ||
initialContent.includes('Forwarded message') ||
initialContent.includes('---------- Forwarded message ----------')
) : false;
// Store this information for future reference
setIsReplyOrForward(contentIsReplyOrForward);
console.log('Initializing editor in', contentIsReplyOrForward ? 'reply/forward' : 'compose', 'mode');
// Clean up any existing Quill instance
if (quillRef.current) {
console.log('Cleaning up existing Quill instance before reinitializing');
quillRef.current.off('text-change');
try {
// Safely remove the Quill instance to prevent memory leaks
const editorContainer = editorRef.current.querySelector('.ql-editor');
if (editorContainer) {
editorContainer.innerHTML = '';
}
} catch (e) {
console.warn('Error cleaning up editor:', e);
}
quillRef.current = null;
}
const Quill = (await import('quill')).default;
// Import quill-better-table conditionally based on content type
let tableModule = null;
if (!contentIsReplyOrForward) {
// Only try to load table module for regular content, not for replies/forwards
try {
const QuillBetterTable = await import('quill-better-table');
// Register the table module if available and not in reply/forward mode
if (QuillBetterTable && QuillBetterTable.default) {
Quill.register({
'modules/better-table': QuillBetterTable.default
}, true);
tableModule = QuillBetterTable.default;
console.log('Better Table module registered successfully');
}
} catch (err) {
console.warn('Table module not available:', err);
}
} else {
console.log('Skipping better-table module for reply/forward content');
}
// Define custom formats/modules with table support
const emailToolbarOptions = [
['bold', 'italic', 'underline', 'strike'],
[{ 'color': [] }, { 'background': [] }],
[{ 'list': 'ordered'}, { 'list': 'bullet' }],
[{ 'indent': '-1'}, { 'indent': '+1' }],
[{ 'align': [] }],
[{ 'direction': 'rtl' }], // Add direction to toolbar
['link'],
['clean'],
];
try { try {
// Create new Quill instance with the DOM element and custom toolbar // First cleanup any existing editor instances to prevent memory leaks
const editorElement = editorRef.current; cleanupExistingEditor();
quillRef.current = new Quill(editorElement, {
if (!editorRef.current) {
console.error('Editor reference is not available');
return;
}
// Log the initialization
console.log('Initializing editor in', mode, 'mode');
// Clear any existing content
editorRef.current.innerHTML = '';
// Register better table module
registerTableModule();
console.log('Better Table module registered successfully');
// Set up Quill with configurations
const quill = new Quill(editorRef.current, {
modules: { modules: {
toolbar: { toolbar: emailToolbarOptions,
container: toolbarRef.current, betterTable: {
handlers: { operationMenu: {
// Add any custom toolbar handlers here items: {
} unmergeCells: {
text: 'Unmerge cells',
},
},
},
}, },
clipboard: { keyboard: {
matchVisual: false // Disable clipboard matching for better HTML handling bindings: customKeyBindings,
}, },
// Only enable better-table for regular content, not for replies/forwards
'better-table': tableModule && !contentIsReplyOrForward ? true : false,
}, },
placeholder: placeholder,
theme: 'snow', theme: 'snow',
placeholder: placeholder || 'Write your message here...',
formats: allowedFormats,
}); });
// Set initial content properly // Store the instance for cleanup
editorInstance = quill;
// Process and set initial content if available
if (initialContent) { if (initialContent) {
try { try {
console.log('Setting initial content in editor', { console.log('Setting initial editor content');
length: initialContent.length,
startsWithHtml: initialContent.trim().startsWith('<'),
containsForwardedMessage: initialContent.includes('---------- Forwarded message ----------'),
containsReplyIndicator: initialContent.includes('wrote:'),
hasBlockquote: initialContent.includes('<blockquote')
});
// Pre-process to handle blocked content like external images // Process the content to handle blocked elements like CID images
const preProcessedContent = handleBlockedContent(initialContent); const processedContent = handleBlockedContent(initialContent);
// Process HTML content using centralized utility with special settings for replies/forwards // Use dangerouslyPasteHTML which accepts string content directly
const processed = processHtmlContent(preProcessedContent, { quill.clipboard.dangerouslyPasteHTML(processedContent);
sanitize: true,
preserveReplyFormat: contentIsReplyOrForward
});
const sanitizedContent = processed.sanitizedContent;
const direction = processed.direction; // Use direction from processed result
// Log sanitized content details for debugging // Emit initial content
console.log('Sanitized content details:', { if (onChange) {
length: sanitizedContent.length, onChange({
isEmpty: sanitizedContent.trim().length === 0, html: quill.root.innerHTML,
startsWithDiv: sanitizedContent.trim().startsWith('<div'), text: quill.getText()
containsForwardedMessage: sanitizedContent.includes('---------- Forwarded message ----------'),
containsQuoteHeader: sanitizedContent.includes('wrote:'),
hasTable: sanitizedContent.includes('<table'),
hasBlockquote: sanitizedContent.includes('<blockquote'),
isReplyOrForward: contentIsReplyOrForward,
firstNChars: sanitizedContent.substring(0, 100).replace(/\n/g, '\\n')
});
// Check if sanitized content is valid
if (sanitizedContent.trim().length === 0) {
console.warn('Sanitized content is empty after processing, using fallback approach');
// Try to extract text content if HTML processing failed
try {
const tempDiv = document.createElement('div');
tempDiv.innerHTML = preProcessedContent;
const textContent = tempDiv.textContent || tempDiv.innerText || 'Empty content';
// Set text directly to ensure something displays
quillRef.current.setText(textContent);
} catch (e) {
console.error('Text extraction fallback failed:', e);
quillRef.current.setText('Error loading content');
}
} else {
// Special handling for reply or forwarded content
if (contentIsReplyOrForward) {
console.log('Using special handling for reply/forward content');
// For reply/forward content, convert ALL tables to divs
const cleanedContent = cleanupTableStructures(sanitizedContent, true);
// Use direct innerHTML setting with minimal processing for reply/forward content
quillRef.current.root.innerHTML = cleanedContent;
} else {
// For regular content, use normal processing
const cleanedContent = cleanupTableStructures(sanitizedContent, false);
// Use direct innerHTML setting for regular content
quillRef.current.root.innerHTML = cleanedContent;
}
// Set the direction for the content
if (quillRef.current && quillRef.current.format) {
quillRef.current.format('direction', direction);
if (direction === 'rtl') {
quillRef.current.format('align', 'right');
}
} else {
console.warn('Cannot format content: editor not fully initialized');
}
}
// Set cursor at the beginning
quillRef.current.setSelection(0, 0);
// Ensure the cursor and scroll position is at the top of the editor
if (editorRef.current) {
editorRef.current.scrollTop = 0;
// Find and scroll parent containers that might have scroll
const scrollable = [
editorRef.current.closest('.ql-container'),
editorRef.current.closest('.rich-email-editor-container'),
editorRef.current.closest('.overflow-y-auto'),
document.querySelector('.overflow-y-auto')
];
scrollable.forEach(el => {
if (el instanceof HTMLElement) {
el.scrollTop = 0;
}
}); });
} }
initialContentSet = true;
} catch (err) { } catch (err) {
console.error('Error setting initial content:', err); console.error('Error setting initial content:', err);
// Enhanced fallback mechanism for complex content // Fallback to direct HTML setting if conversion fails
try { try {
// First try to extract text from HTML quill.root.innerHTML = handleBlockedContent(initialContent);
const tempDiv = document.createElement('div'); } catch (innerErr) {
tempDiv.innerHTML = initialContent; console.error('Fallback content setting failed:', innerErr);
const textContent = tempDiv.textContent || tempDiv.innerText || ''; quill.root.innerHTML = '<p>Error loading content. Please start typing or paste content manually.</p>';
if (textContent.trim()) {
console.log('Using extracted text fallback, length:', textContent.length);
quillRef.current.setText(textContent);
} else {
// If text extraction fails or returns empty, provide a message
console.log('Using empty content fallback');
quillRef.current.setText('Unable to load original content');
}
} catch (e) {
console.error('All fallbacks failed:', e);
quillRef.current.setText('Error loading content');
} }
} }
} }
// Add change listener // Handle content change events
quillRef.current.on('text-change', () => { quill.on('text-change', (delta: any, oldDelta: any, source: string) => {
const html = quillRef.current.root.innerHTML; if (source === 'user') {
onChange(html); const html = quill.root.innerHTML;
onChange(html);
}
}); });
// Improve editor layout // Set focus if autofocus is true
const editorContainer = editorElement.closest('.ql-container'); if (autofocus) {
if (editorContainer) { setTimeout(() => {
editorContainer.classList.add('email-editor-container'); quill.focus();
} quill.setSelection(0, 0);
}, 100);
setIsReady(true);
} catch (initError) {
console.error('Critical error initializing editor:', initError);
// Provide fallback in UI
if (editorRef.current) {
editorRef.current.innerHTML = '<div style="padding: 15px; color: #555;">Error loading editor. Please try again or use plain text mode.</div>';
} }
} catch (error) {
console.error('Error initializing editor:', error);
} }
}; };
initializeQuill().catch(err => { // Set a timeout to prevent endless waiting for editor initialization
console.error('Failed to initialize Quill editor:', err); initializationTimeout = setTimeout(() => {
}); if (!initialContentSet && editorRef.current) {
console.warn('Editor initialization timed out after 3 seconds');
// Clean up on unmount
// Force cleanup and try one more time with minimal settings
cleanupExistingEditor();
try {
// Create a simple editor without complex modules
const fallbackQuill = new Quill(editorRef.current, {
theme: 'snow',
placeholder: placeholder || 'Write your message here...',
});
// Add a simple placeholder message
fallbackQuill.root.innerHTML = initialContent || '<p>Editor ready. Start typing...</p>';
// Handle content change events
fallbackQuill.on('text-change', () => {
const html = fallbackQuill.root.innerHTML;
onChange(html);
});
editorInstance = fallbackQuill;
} catch (fallbackError) {
console.error('Fallback editor initialization also failed:', fallbackError);
}
}
}, 3000);
// Initialize the editor
initEditor();
// Cleanup function
return () => { return () => {
if (quillRef.current) { if (initializationTimeout) {
// Clean up any event listeners or resources clearTimeout(initializationTimeout);
quillRef.current.off('text-change');
quillRef.current = null;
} }
if (editorInstance) {
try {
// Remove event listeners
editorInstance.off('text-change');
// Properly destroy Quill instance if possible
if (editorInstance.emitter) {
editorInstance.emitter.removeAllListeners();
}
} catch (error) {
console.error('Error during editor cleanup:', error);
}
}
// Final cleanup of any Quill instances
cleanupExistingEditor();
}; };
}, []); }, [initialContent, onChange, placeholder, autofocus, mode, allowedFormats, customKeyBindings]);
// Add utility function to handle blocked content // Handle blocked content like CID images that cause loading issues
/**
* Pre-process content to handle blocked images and other resources
*/
function handleBlockedContent(htmlContent: string): string { function handleBlockedContent(htmlContent: string): string {
if (!htmlContent) return htmlContent; if (!htmlContent) return '';
try { try {
const tempDiv = document.createElement('div'); // Create a DOM parser to work with the HTML
tempDiv.innerHTML = htmlContent; const parser = new DOMParser();
const doc = parser.parseFromString(htmlContent, 'text/html');
// Replace CID and other problematic image sources // Count images processed for logging
const images = tempDiv.querySelectorAll('img'); let imageCount = 0;
let cidCount = 0;
// Process all images to prevent loading issues
const images = doc.querySelectorAll('img');
images.forEach(img => { images.forEach(img => {
const src = img.getAttribute('src') || ''; const src = img.getAttribute('src');
imageCount++;
// Handle CID attachments that would be blocked // Handle CID images which cause loading issues
if (src.startsWith('cid:')) { if (src && src.startsWith('cid:')) {
console.log('Replacing CID image source:', src); cidCount++;
img.setAttribute('src', 'data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="80" viewBox="0 0 100 80"><rect width="100" height="80" fill="%23eee"/><text x="50%" y="50%" font-family="sans-serif" font-size="12" text-anchor="middle" dominant-baseline="middle" fill="%23999">[Image: Attachment]</text></svg>'); // Replace with placeholder or remove src
img.setAttribute('data-original-src', src); img.setAttribute('src', 'data:image/svg+xml,%3Csvg xmlns="http://www.w3.org/2000/svg" width="24" height="24" viewBox="0 0 24 24"%3E%3Cpath fill="%23ccc" d="M21 19V5c0-1.1-.9-2-2-2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2zM8.5 13.5l2.5 3.01L14.5 12l4.5 6H5l3.5-4.5z"/%3E%3C/svg%3E');
img.style.maxWidth = '300px'; img.setAttribute('data-original-cid', src);
img.style.border = '1px dashed #ddd'; img.setAttribute('title', 'Image reference not available');
img.setAttribute('alt', 'Image placeholder');
img.style.border = '1px dashed #ccc';
img.style.padding = '4px';
img.style.maxWidth = '100%';
} }
// Handle tracking pixels and potentially blocked remote content // Handle possible blocked remote images
if (src.includes('open?') || src.includes('tracking') || src.includes('pixel')) { if (src && (src.startsWith('http://') || src.startsWith('https://'))) {
console.log('Removing tracking pixel:', src); // Set alt text and a class for better UX
img.remove(); if (!img.getAttribute('alt')) {
img.setAttribute('alt', 'Remote image');
}
img.classList.add('remote-image');
} }
}); });
return tempDiv.innerHTML; // Process table elements to ensure consistent styling
const tables = doc.querySelectorAll('table');
tables.forEach(table => {
// Ensure tables have consistent styling to prevent layout issues
const htmlTable = table as HTMLTableElement;
htmlTable.style.borderCollapse = 'collapse';
htmlTable.style.maxWidth = '100%';
// Handle cell padding and borders for better readability
const cells = htmlTable.querySelectorAll('td, th');
cells.forEach(cell => {
const htmlCell = cell as HTMLTableCellElement;
if (!htmlCell.style.padding) {
htmlCell.style.padding = '4px 8px';
}
// Only add border if not already styled
if (!htmlCell.style.border) {
htmlCell.style.border = '1px solid #e0e0e0';
}
});
});
// Ensure all blockquotes have consistent styling
const blockquotes = doc.querySelectorAll('blockquote');
blockquotes.forEach(blockquote => {
const htmlBlockquote = blockquote as HTMLElement;
if (!htmlBlockquote.style.borderLeft) {
htmlBlockquote.style.borderLeft = '3px solid #ddd';
}
if (!htmlBlockquote.style.paddingLeft) {
htmlBlockquote.style.paddingLeft = '10px';
}
if (!htmlBlockquote.style.margin) {
htmlBlockquote.style.margin = '10px 0';
}
if (!htmlBlockquote.style.color) {
htmlBlockquote.style.color = '#505050';
}
});
// Log the number of images processed for debugging
if (imageCount > 0) {
console.log(`Processed ${imageCount} images in content (${cidCount} CID images replaced)`);
}
// Return the cleaned HTML
return doc.body.innerHTML;
} catch (error) { } catch (error) {
console.error('Error handling blocked content:', error); console.error('Error processing blocked content:', error);
// Return original content if processing fails
return htmlContent; return htmlContent;
} }
} }