Add 8 new tools: Hash Verifier, URL Tool, String Utils, Cron Explainer, IP Calc, Lorem Ipsum, CSV Viewer, Notes

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

backend/tools/stringutils.py

@@ -0,0 +1,53 @@
+from flask import Blueprint, request, jsonify
+from collections import Counter
+import re
+from util.logger import logger
+from auth.token import verify_token
+
+stringutils_blueprint = Blueprint('stringutils_tool', __name__)
+
+
+@stringutils_blueprint.route('/api/string/analyze', methods=['POST'])
+def string_analyze():
+    user = verify_token()
+    if not user:
+        return jsonify({"message": "Nicht autorisiert"}), 401
+    try:
+        data = request.get_json() or {}
+        text = data.get("text", "")
+        operation = data.get("operation", "stats")
+
+        if operation == "stats":
+            words = text.split() if text.strip() else []
+            lines = text.split('\n')
+            return jsonify({
+                "operation": "stats",
+                "chars": len(text),
+                "chars_no_spaces": len(text.replace(' ', '')),
+                "words": len(words),
+                "lines": len(lines),
+                "spaces": text.count(' '),
+            })
+        elif operation == "uppercase":
+            return jsonify({"operation": "uppercase", "result": text.upper()})
+        elif operation == "lowercase":
+            return jsonify({"operation": "lowercase", "result": text.lower()})
+        elif operation == "titlecase":
+            return jsonify({"operation": "titlecase", "result": text.title()})
+        elif operation == "reverse":
+            return jsonify({"operation": "reverse", "result": text[::-1]})
+        elif operation == "trim":
+            return jsonify({"operation": "trim", "result": text.strip()})
+        elif operation == "remove_spaces":
+            return jsonify({"operation": "remove_spaces", "result": text.replace(' ', '')})
+        elif operation == "count_words":
+            words = re.findall(r'\b\w+\b', text.lower())
+            counter = Counter(words)
+            top10 = [{"word": w, "count": c} for w, c in counter.most_common(10)]
+            return jsonify({"operation": "count_words", "words": top10})
+        else:
+            return jsonify({"message": "Unbekannte Operation"}), 400
+
+    except Exception as e:
+        logger.error(f"Fehler stringutils: {e}")
+        return jsonify({"message": "Fehler bei der Verarbeitung"}), 500