Add TeX Live API client and deployment configs

2026-03-14 23:29:13 +00:00
parent a9d10583bd
commit 1a627dc099
4 changed files with 227 additions and 0 deletions
@@ -0,0 +1,74 @@
+# Simple TeX Live API Service
+# Run: python texlive_api.py
+
+from flask import Flask, request, jsonify, send_file
+import subprocess
+import tempfile
+import os
+import base64
+from pathlib import Path
+
+app = Flask(__name__)
+
+ALLOWED_ENGINES = ['xelatex', 'pdflatex', 'lualatex']
+MAX_TIMEOUT = 180
+
+
+@app.route('/health', methods=['GET'])
+def health():
+    return jsonify({"status": "ok"})
+
+
+@app.route('/compile', methods=['POST'])
+def compile():
+    data = request.get_json()
+    
+    tex_content = data.get('tex')
+    engine = data.get('engine', 'xelatex')
+    timeout = min(data.get('timeout', MAX_TIMEOUT), MAX_TIMEOUT)
+    
+    if not tex_content:
+        return jsonify({"error": "No tex content provided"}), 400
+    
+    if engine not in ALLOWED_ENGINES:
+        return jsonify({"error": f"Invalid engine: {engine}"}), 400
+    
+    # Create temp directory
+    with tempfile.TemporaryDirectory() as tmpdir:
+        tex_file = Path(tmpdir) / "input.tex"
+        tex_file.write_text(tex_content)
+        
+        # Compile
+        try:
+            result = subprocess.run(
+                [engine, "-interaction=nonstopmode", tex_file.name],
+                cwd=tmpdir,
+                capture_output=True,
+                timeout=timeout,
+            )
+            
+            pdf_file = tex_file.with_suffix('.pdf')
+            
+            if pdf_file.exists():
+                pdf_data = base64.b64encode(pdf_file.read_bytes()).decode()
+                return jsonify({
+                    "success": True,
+                    "pdf": pdf_data,
+                    "engine": engine,
+                })
+            else:
+                # Return error log
+                return jsonify({
+                    "success": False,
+                    "error": "PDF not generated",
+                    "log": result.stderr.decode()[-2000:],
+                }), 500
+                
+        except subprocess.TimeoutExpired:
+            return jsonify({"error": "Compilation timeout"}), 504
+        except Exception as e:
+            return jsonify({"error": str(e)}), 500
+
+
+if __name__ == '__main__':
+    app.run(host='0.0.0.0', port=8080)