INIT Backend

backend/src/testsharepointaccess.js

@@ -0,0 +1,105 @@
+import axios from "axios";
+import qs from "qs";
+import fs from "fs";
+import dotenv from "dotenv";
+
+// -----------------------------
+// CONFIG
+// -----------------------------
+dotenv.config();
+// Load non‑sensitive values from config.json
+const CONFIG = JSON.parse(fs.readFileSync("config.json", "utf8"));
+const tenantId = CONFIG.tenantId;
+const clientId = CONFIG.clientId;
+const testSharePointFileUrl = CONFIG.testSharePointFileUrl;
+
+// Load secret only from .env
+const clientSecret = process.env.CLIENT_SECRET;
+
+// -----------------------------
+// Validation
+// -----------------------------
+const missing = [];
+if (!tenantId) missing.push("tenantId");
+if (!clientId) missing.push("clientId");
+if (!clientSecret) missing.push("clientSecret");
+if (!testSharePointFileUrl) missing.push("testSharePointFileUrl");
+
+if (missing.length > 0) {
+  console.error("❌ Missing values:", missing.join(", "));
+  process.exit(1);
+} else {
+  console.log("✅ All required values present");
+}
+
+// -----------------------------
+// 1. Get Graph Token (Client Credentials)
+// -----------------------------
+async function getGraphToken() {
+  const tokenUrl = `https://login.microsoftonline.com/${tenantId}/oauth2/v2.0/token`;
+
+  const body = qs.stringify({
+    client_id: clientId,
+    client_secret: clientSecret,
+    scope: "https://graph.microsoft.com/.default",
+    grant_type: "client_credentials",
+  });
+
+  try {
+    const res = await axios.post(tokenUrl, body, {
+      headers: { "Content-Type": "application/x-www-form-urlencoded" },
+    });
+
+    console.log("✅ Token acquired");
+    // can use to test to see the full token as needed, just remove this comment// console.log("🔑 Access Token:", res.data.access_token);
+    return res.data.access_token;
+    
+  } catch (err) {
+    console.error("❌ Failed to acquire token");
+    console.error(err.response?.data || err.message);
+    process.exit(1);
+  }
+}
+
+// -----------------------------
+// 2. Convert SharePoint File URL → Drive Item ID
+// -----------------------------
+function normalizeSharePointUrl(fileUrl) {
+  return fileUrl
+    .replace("guestaccess.aspx", "")
+    .replace(/\?.*$/, ""); // remove ?query
+}
+
+// -----------------------------
+// 3. Test GET file metadata
+// -----------------------------
+async function testFileAccess(token) {
+  const cleanUrl = normalizeSharePointUrl(testSharePointFileUrl);
+
+  console.log("🔎 Normalized URL:", cleanUrl);
+
+  const graphUrl =
+    `https://graph.microsoft.com/v1.0/shares/u!${Buffer.from(cleanUrl).toString("base64")}/driveItem`;
+
+  try {
+    const res = await axios.get(graphUrl, {
+      headers: { Authorization: `Bearer ${token}` },
+    });
+
+    console.log("✅ SharePoint file access test succeeded!");
+    console.log("File name:", res.data.name);
+    console.log("Drive Item ID:", res.data.id);
+  } catch (err) {
+    console.error("❌ SharePoint file access failed");
+    console.error(err.response?.data || err.message);
+  }
+}
+
+// -----------------------------
+// MAIN
+// -----------------------------
+(async () => {
+  console.log("🔵 Testing SharePoint Access…");
+  const token = await getGraphToken();
+  await testFileAccess(token);
+})();