The requirements needed to include puppeteer and html-to-docs

Feature/30 backend export funktion des dokuments in verschiedene datei formate s4 05

See merge request proj-wise2526-video2document/video2document!43

package.json

@@ -8,7 +8,9 @@
     "express": "^5.1.0",
     "ffmpeg-static": "^5.2.0",
     "fluent-ffmpeg": "^2.1.3",
-    "mocha": "^11.7.5"
+    "html-to-docx": "^1.8.0",
+    "mocha": "^11.7.5",
+    "puppeteer": "^24.33.0"
   },
   "devDependencies": {
     "@types/cli-progress": "^3.11.6",

requires.js

@@ -6,6 +6,9 @@ platform        = process.platform
 mainDir         = __dirname
 fs              = require("fs")
 readline        = require("readline")
+
+puppeteer       = require("puppeteer")
+htmltodocx    = require("html-to-docx")
 config          = require("./config/config")
 
 ffmpegPath = require('ffmpeg-static');

services/modules/convert/convert.js

@@ -0,0 +1,194 @@
+const fs = require('fs');
+const path = require('path');
+const puppeteer = require('puppeteer');
+const htmlToDocx = require('html-to-docx');
+const { execSync } = require('child_process');
+const os = require('os');
+
+const outputDir = path.join(__dirname, "../../../storage/documents");
+
+if (!fs.existsSync(outputDir)) {
+    fs.mkdirSync(outputDir, { recursive: true });
+}
+
+async function showSaveDialog(defaultName, format) {
+    const platform = os.platform();
+    
+    if (platform === 'darwin') {
+        // macOS
+        const applescript = `
+            set defaultName to "${defaultName}.${format}"
+            set theFile to choose file name with prompt "Dokument speichern als:" default name defaultName
+            POSIX path of theFile
+        `;
+        
+        try {
+            const result = execSync(`osascript -e '${applescript}'`, { encoding: 'utf8' });
+            return result.trim();
+        } catch (err) {
+            if (err.status === 1) return null; // User canceled
+            throw err;
+        }
+    } else if (platform === 'win32') {
+        // Windows
+        const powershell = `
+            Add-Type -AssemblyName System.Windows.Forms
+            $dialog = New-Object System.Windows.Forms.SaveFileDialog
+            $dialog.FileName = "${defaultName}.${format}"
+            $dialog.Filter = "${format.toUpperCase()} Dateien (*.${format})|*.${format}|Alle Dateien (*.*)|*.*"
+            $dialog.Title = "Dokument speichern als"
+            $result = $dialog.ShowDialog()
+            if ($result -eq 'OK') { $dialog.FileName }
+        `;
+        
+        try {
+            const result = execSync(`powershell -Command "${powershell.replace(/\n/g, '; ')}"`, { 
+                encoding: 'utf8' 
+            });
+            return result.trim() || null;
+        } catch (err) {
+            throw err;
+        }
+    } else {
+        // Linux - zenity oder kdialog
+        try {
+            const result = execSync(
+                `zenity --file-selection --save --confirm-overwrite --filename="${defaultName}.${format}"`, 
+                { encoding: 'utf8' }
+            );
+            return result.trim();
+        } catch (err) {
+            try {
+                const result = execSync(
+                    `kdialog --getsavefilename . "${defaultName}.${format}"`, 
+                    { encoding: 'utf8' }
+                );
+                return result.trim();
+            } catch (err2) {
+                // Fallback
+                return path.join(os.homedir(), 'Downloads', `${defaultName}.${format}`);
+            }
+        }
+    }
+}
+
+const module_exports = {
+    name: "htmlDocumentConverter",
+    type: "converter",
+    displayname: "HTML Document Converter",
+    description: "Converts LLM-generated HTML to PDF, DOCX, TXT, or HTML",
+
+    /**
+     * Main conversion function
+     * @param {Object} options
+     * @param {string} options.inputPath - Path to the HTML input
+     * @param {string} options.format - 'pdf' | 'docx' | 'html' | 'txt'
+     * @param {string} [options.outputName] - Optional output filename (without extension)
+     * @param {boolean} [options.showDialog] - Show save dialog (default: false in module mode, true in CLI mode)
+     */
+    async convert({ inputPath, format = 'pdf', outputName, showDialog = false }) {
+        if (!fs.existsSync(inputPath)) {
+            throw new Error(`Input file not found: ${inputPath}`);
+        }
+
+        const ext = path.extname(inputPath).toLowerCase();
+        const baseName = outputName || path.basename(inputPath, ext);
+        
+        let outputFile;
+        
+        if (showDialog) {
+            // Zeige nativen Dialog
+            outputFile = await showSaveDialog(baseName, format);
+            if (!outputFile) {
+                console.log('Speichervorgang abgebrochen.');
+                return null;
+            }
+        } else {
+            // Nutze Standard-Ausgabeverzeichnis
+            outputFile = path.join(outputDir, `${baseName}.${format.toLowerCase()}`);
+        }
+
+        let htmlContent = fs.readFileSync(inputPath, 'utf8');
+
+        // Remove <think> tags if present
+        htmlContent = htmlContent.replace(/<think>[\s\S]*?<\/think>/gi, '');
+
+        switch (format.toLowerCase()) {
+            case 'html':
+                fs.writeFileSync(outputFile, htmlContent, 'utf8');
+                break;
+            case 'pdf':
+                await this.htmlToPDF(htmlContent, outputFile);
+                break;
+            case 'docx':
+                await this.htmlToDOCX(htmlContent, outputFile);
+                break;
+            case 'txt':
+                fs.writeFileSync(outputFile, this.htmlToTXT(htmlContent), 'utf8');
+                break;
+            default:
+                throw new Error(`Unsupported format: ${format}`);
+        }
+
+        console.log(`Erfolgreich gespeichert: ${outputFile}`);
+        return outputFile;
+    },
+
+    // HTML → PDF
+    async htmlToPDF(html, outputPath) {
+        const browser = await puppeteer.launch({ 
+            headless: true,
+            args: ['--no-sandbox', '--disable-setuid-sandbox']
+        });
+        const page = await browser.newPage();
+        await page.setContent(html, { waitUntil: 'networkidle0' });
+        await page.pdf({ 
+            path: outputPath, 
+            format: 'A4', 
+            printBackground: true,
+            margin: { top: '20mm', right: '20mm', bottom: '20mm', left: '20mm' }
+        });
+        await browser.close();
+    },
+
+    // HTML → DOCX
+    async htmlToDOCX(html, outputPath) {
+        const buffer = await htmlToDocx(html);
+        fs.writeFileSync(outputPath, buffer);
+    },
+
+    // HTML → TXT (rudimentär)
+    htmlToTXT(html) {
+        return html.replace(/<[^>]*>/g, '').replace(/\s+\n/g, '\n').trim();
+    }
+};
+
+module.exports = module_exports;
+
+// CLI usage mit Dialog
+if (require.main === module) {
+    (async () => {
+        const args = process.argv.slice(2);
+        if (args.length < 1) {
+            console.log('Usage: node htmlDocumentConverter.js <input.html> [format]');
+            console.log('Formats: pdf (default), docx, html, txt');
+            console.log('');
+            console.log('Ein nativer "Speichern unter" Dialog wird automatisch geöffnet.');
+            process.exit(1);
+        }
+
+        const inputPath = args[0];
+        const format = args[1] || 'pdf';
+
+        try {
+            await module_exports.convert({ 
+                inputPath, 
+                format, 
+                showDialog: true  
+            });
+        } catch (err) {
+            console.error('Konvertierung fehlgeschlagen:', err.message);
+            process.exit(1);
+        }
+    })();
+}

storage/documentType/meetingReport.json

@@ -15,13 +15,11 @@
     "consolidated": ["decisions", "actions"],
     "appendix": "optional"
   },
-
   "STYLE": {
     "tone": "neutral, concise",
     "ts_format": "HH:MM:SS",
     "no_meta": true
   },
-
   "PROCESS": {
     "timestamps": "use if present; else estimate minimal",
     "speakers": "use labels; else Speaker X",