Implementierung - SEO - 01.08.2025

2025-08-01 14:26:05 +02:00
parent 7aa0543001
commit f176743885
35 changed files with 3427 additions and 98 deletions
@@ -0,0 +1,162 @@
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+const __filename = fileURLToPath(import.meta.url);
+const __dirname = path.dirname(__filename);
+
+const SITE_URL = 'https://damjan-savic.com';
+const LANGUAGES = ['de', 'en', 'sr'];
+const DEFAULT_LANGUAGE = 'de';
+
+// Static pages that exist in your application
+const staticPages = [
+  '/',
+  '/about',
+  '/portfolio',
+  '/blog',
+  '/contact',
+  '/privacy',
+  '/terms'
+];
+
+// Blog posts (you can dynamically read these from your MDX files)
+const blogPosts = [
+  'erp-integration-breuninger',
+  'fullstack-development-timetracking',
+  'rfid-automation'
+];
+
+// Projects (you can dynamically read these from your project data)
+const projects = [
+  'ai-data-reader',
+  'bi-vision',
+  'business-intelligence-ai',
+  'claude-personal-assistant',
+  'e-commerce-integration',
+  'local-llm-training',
+  'rfid-automation',
+  'timetracking-software'
+];
+
+function generateUrl(path, language) {
+  const langPrefix = language === DEFAULT_LANGUAGE ? '' : `/${language}`;
+  return `${SITE_URL}${langPrefix}${path}`;
+}
+
+function generateSitemapXML() {
+  const currentDate = new Date().toISOString().split('T')[0];
+  
+  let xml = '<?xml version="1.0" encoding="UTF-8"?>\n';
+  xml += '<urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"\n';
+  xml += '        xmlns:xhtml="http://www.w3.org/1999/xhtml">\n';
+
+  // Generate entries for static pages
+  staticPages.forEach(page => {
+    LANGUAGES.forEach(lang => {
+      const url = generateUrl(page, lang);
+      const priority = page === '/' ? '1.0' : page === '/portfolio' || page === '/blog' ? '0.9' : '0.8';
+      const changefreq = page === '/' || page === '/portfolio' || page === '/blog' ? 'weekly' : 'monthly';
+      
+      xml += '  <url>\n';
+      xml += `    <loc>${url}</loc>\n`;
+      xml += `    <lastmod>${currentDate}</lastmod>\n`;
+      xml += `    <changefreq>${changefreq}</changefreq>\n`;
+      xml += `    <priority>${priority}</priority>\n`;
+      
+      // Add alternate language links
+      LANGUAGES.forEach(altLang => {
+        if (altLang !== lang) {
+          const altUrl = generateUrl(page, altLang);
+          xml += `    <xhtml:link rel="alternate" hreflang="${altLang}" href="${altUrl}"/>\n`;
+        }
+      });
+      xml += `    <xhtml:link rel="alternate" hreflang="x-default" href="${generateUrl(page, DEFAULT_LANGUAGE)}"/>\n`;
+      
+      xml += '  </url>\n';
+    });
+  });
+
+  // Generate entries for blog posts
+  blogPosts.forEach(post => {
+    LANGUAGES.forEach(lang => {
+      const url = generateUrl(`/blog/${post}`, lang);
+      
+      xml += '  <url>\n';
+      xml += `    <loc>${url}</loc>\n`;
+      xml += `    <lastmod>${currentDate}</lastmod>\n`;
+      xml += '    <changefreq>monthly</changefreq>\n';
+      xml += '    <priority>0.7</priority>\n';
+      
+      // Add alternate language links
+      LANGUAGES.forEach(altLang => {
+        if (altLang !== lang) {
+          const altUrl = generateUrl(`/blog/${post}`, altLang);
+          xml += `    <xhtml:link rel="alternate" hreflang="${altLang}" href="${altUrl}"/>\n`;
+        }
+      });
+      xml += `    <xhtml:link rel="alternate" hreflang="x-default" href="${generateUrl(`/blog/${post}`, DEFAULT_LANGUAGE)}"/>\n`;
+      
+      xml += '  </url>\n';
+    });
+  });
+
+  // Generate entries for projects
+  projects.forEach(project => {
+    LANGUAGES.forEach(lang => {
+      const url = generateUrl(`/portfolio/${project}`, lang);
+      
+      xml += '  <url>\n';
+      xml += `    <loc>${url}</loc>\n`;
+      xml += `    <lastmod>${currentDate}</lastmod>\n`;
+      xml += '    <changefreq>monthly</changefreq>\n';
+      xml += '    <priority>0.8</priority>\n';
+      
+      // Add alternate language links
+      LANGUAGES.forEach(altLang => {
+        if (altLang !== lang) {
+          const altUrl = generateUrl(`/portfolio/${project}`, altLang);
+          xml += `    <xhtml:link rel="alternate" hreflang="${altLang}" href="${altUrl}"/>\n`;
+        }
+      });
+      xml += `    <xhtml:link rel="alternate" hreflang="x-default" href="${generateUrl(`/portfolio/${project}`, DEFAULT_LANGUAGE)}"/>\n`;
+      
+      xml += '  </url>\n';
+    });
+  });
+
+  xml += '</urlset>';
+  
+  return xml;
+}
+
+// Generate and save the sitemap
+const sitemapXML = generateSitemapXML();
+const outputPath = path.join(__dirname, '..', 'public', 'sitemap.xml');
+
+fs.writeFileSync(outputPath, sitemapXML, 'utf-8');
+console.log(`✅ Sitemap generated successfully at ${outputPath}`);
+
+// Also generate a robots.txt if it doesn't exist or update it
+const robotsPath = path.join(__dirname, '..', 'public', 'robots.txt');
+const robotsContent = `# Allow all crawlers
+User-agent: *
+Allow: /
+Crawl-delay: 1
+
+# Disallow admin or sensitive paths if any
+Disallow: /admin
+Disallow: /api/
+Disallow: /.env
+
+# Sitemap location
+Sitemap: ${SITE_URL}/sitemap.xml
+
+# Language specific sitemaps
+Sitemap: ${SITE_URL}/sitemap-de.xml
+Sitemap: ${SITE_URL}/sitemap-en.xml
+Sitemap: ${SITE_URL}/sitemap-sr.xml
+`;
+
+fs.writeFileSync(robotsPath, robotsContent, 'utf-8');
+console.log(`✅ robots.txt updated successfully at ${robotsPath}`);