feat: add API endpoint to generate CoMapeo config from zip

digidem · Oct 21, 2024 · cf246fc · cf246fc
1 parent 1cdfe73
commit cf246fc
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Showing 3 changed files with 128 additions and 3 deletions.
diff --git a/package.json b/package.json
@@ -10,6 +10,7 @@
   },
   "dependencies": {
     "@headlessui/react": "^1.7.17",
+    "adm-zip": "^0.5.16",
     "date-fns": "^2.30.0",
     "formidable": "2.x",
     "mapeo-config-deconstructor": "^2.0.6",

diff --git a/pages/api/generateFromZip.ts b/pages/api/generateFromZip.ts
@@ -0,0 +1,94 @@
+import type { NextApiRequest, NextApiResponse } from "next";
+import path from 'path';
+import fs from 'fs';
+import { promisify } from 'util';
+import { exec } from 'child_process';
+import { parseForm } from "../../lib/parse-form";
+import AdmZip from 'adm-zip';
+import crypto from 'crypto';
+
+const execAsync = promisify(exec);
+
+async function runShellCommand(command: string) {
+    try {
+        const { stdout, stderr } = await execAsync(command);
+        if (stderr) {
+            console.error(`Error: ${stderr}`);
+        }
+        return stdout;
+    } catch (error) {
+        console.error(`Execution failed: ${error}`);
+        throw error;
+    }
+}
+
+const handler = async (
+    req: NextApiRequest,
+    res: NextApiResponse<{
+        data: { file: string | null };
+        error: string | null;
+    }>
+) => {
+    if (req.method !== "POST") {
+        res.setHeader("Allow", "POST");
+        res.status(405).json({
+            data: { file: null },
+            error: "Method Not Allowed",
+        });
+        return;
+    }
+
+    try {
+        const { files } = await parseForm(req);
+        const zipFile = files.file;
+        const zipFilePath = Array.isArray(zipFile) ? zipFile[0]?.filepath : zipFile?.filepath;
+
+        if (!zipFilePath) {
+            res.status(400).json({
+                data: { file: null },
+                error: "No zip file uploaded",
+            });
+            return;
+        }
+
+        const uuid = crypto.randomBytes(16).toString('hex');
+        const tmpDir = path.join(process.cwd(), 'tmp', uuid);
+        const outputFile = path.join(tmpDir, 'output.mapeosettings');
+
+        // Create tmp directory
+        fs.mkdirSync(tmpDir, { recursive: true });
+
+        // Unzip the file
+        const zip = new AdmZip(zipFilePath);
+        zip.extractAllTo(tmpDir, true);
+
+        // Run mapeo-settings-builder
+        await runShellCommand(`cd ${tmpDir} && mapeo-settings-builder build --output ${outputFile}`);
+
+        // Read the output file
+        const outputData = fs.readFileSync(outputFile);
+
+        // Clean up
+        fs.rmSync(tmpDir, { recursive: true, force: true });
+
+        // Send the file
+        res.setHeader('Content-Type', 'application/octet-stream');
+        res.setHeader('Content-Disposition', 'attachment; filename=output.mapeosettings');
+        res.status(200).send(outputData);
+
+    } catch (error) {
+        console.error(error);
+        res.status(500).json({
+            data: { file: null },
+            error: "Internal Server Error",
+        });
+    }
+};
+
+export const config = {
+    api: {
+        bodyParser: false,
+    },
+};
+
+export default handler;
diff --git a/yarn.lock b/yarn.lock
@@ -2821,6 +2821,11 @@ adjust-sourcemap-loader@^4.0.0:
     loader-utils "^2.0.0"
     regex-parser "^2.2.11"
 
+adm-zip@^0.5.16:
+  version "0.5.16"
+  resolved "https://registry.yarnpkg.com/adm-zip/-/adm-zip-0.5.16.tgz#0b5e4c779f07dedea5805cdccb1147071d94a909"
+  integrity sha512-TGw5yVi4saajsSEgz25grObGHEUaDrniwvA2qwSC060KfqGPdglhvPMA2lPIoxs3PQIItj2iag35fONcQqgUaQ==
+
 agent-base@6:
   version "6.0.2"
   resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-6.0.2.tgz#49fff58577cfee3f37176feab4c22e00f86d7f77"
@@ -10494,7 +10499,16 @@ string-natural-compare@^3.0.1:
   resolved "https://registry.yarnpkg.com/string-natural-compare/-/string-natural-compare-3.0.1.tgz#7a42d58474454963759e8e8b7ae63d71c1e7fdf4"
   integrity sha512-n3sPwynL1nwKi3WJ6AIsClwBMa0zTi54fn2oLU6ndfTSIO05xaznjSf15PcBZU6FNWbmN5Q6cxT4V5hGvB4taw==
 
-"string-width-cjs@npm:string-width@^4.2.0", "string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.0.0, string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
+"string-width-cjs@npm:string-width@^4.2.0":
+  version "4.2.3"
+  resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
+  integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
+  dependencies:
+    emoji-regex "^8.0.0"
+    is-fullwidth-code-point "^3.0.0"
+    strip-ansi "^6.0.1"
+
+"string-width@^1.0.2 || 2 || 3 || 4", string-width@^4.0.0, string-width@^4.1.0, string-width@^4.2.0, string-width@^4.2.3:
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-4.2.3.tgz#269c7117d27b05ad2e536830a8ec895ef9c6d010"
   integrity sha512-wKyQRQpjJ0sIp62ErSZdGsjMJWsap5oRNihHhu6G7JVO/9jIB6UyevL+tXuOqrng8j/cxKTWyWUwvSTriiZz/g==
@@ -10581,7 +10595,14 @@ stringify-object@^3.3.0:
     is-obj "^1.0.1"
     is-regexp "^1.0.0"
 
-"strip-ansi-cjs@npm:strip-ansi@^6.0.1", strip-ansi@^6.0.0, strip-ansi@^6.0.1:
+"strip-ansi-cjs@npm:strip-ansi@^6.0.1":
+  version "6.0.1"
+  resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
+  integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
+  dependencies:
+    ansi-regex "^5.0.1"
+
+strip-ansi@^6.0.0, strip-ansi@^6.0.1:
   version "6.0.1"
   resolved "https://registry.yarnpkg.com/strip-ansi/-/strip-ansi-6.0.1.tgz#9e26c63d30f53443e9489495b2105d37b67a85d9"
   integrity sha512-Y38VPSHcqkFrCpFnQ9vuSXmquuv5oXOKpGeT6aGrr3o3Gc9AlVa6JBfUSOCnbxGGZF+/0ooI7KrPuUSztUdU5A==
@@ -11898,7 +11919,7 @@ [email protected]:
     "@types/trusted-types" "^2.0.2"
     workbox-core "6.6.1"
 
-"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0", wrap-ansi@^7.0.0:
+"wrap-ansi-cjs@npm:wrap-ansi@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
   integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
@@ -11916,6 +11937,15 @@ wrap-ansi@^6.2.0:
     string-width "^4.1.0"
     strip-ansi "^6.0.0"
 
+wrap-ansi@^7.0.0:
+  version "7.0.0"
+  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-7.0.0.tgz#67e145cff510a6a6984bdf1152911d69d2eb9e43"
+  integrity sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==
+  dependencies:
+    ansi-styles "^4.0.0"
+    string-width "^4.1.0"
+    strip-ansi "^6.0.0"
+
 wrap-ansi@^8.1.0:
   version "8.1.0"
   resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-8.1.0.tgz#56dc22368ee570face1b49819975d9b9a5ead214"