fix(cid2json): Added error handler for corner case

config/system-user-dev.json

@@ -1,6 +1,6 @@
 {
-  "password": "spksihHDsyk3JUUkH3xt",
+  "password": "eYrzProqwsAyO3CT0Ftf",
   "email": "system@system.com",
-  "id": "67a8a8e25a3e45751f654a13",
+  "id": "67a8af30c958c587f890cd8f",
-  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjY3YThhOGUyNWEzZTQ1NzUxZjY1NGExMyIsImlhdCI6MTczOTEwNjUzMH0.ViWmWvfJF2UnM46pRXvl0sXThfP2dNlzrmzSxpWChew"
+  "token": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpZCI6IjY3YThhZjMwYzk1OGM1ODdmODkwY2Q4ZiIsImlhdCI6MTczOTEwODE0NH0.OFdVwH8ikbChHV0wjRpYvnL7vu46HDYS-od3FRtm9Nc"
 }

src/controllers/rest-api/ipfs/controller.js

@@ -282,8 +282,9 @@ class IpfsRESTControllerLib {
 
   // DRY error handler
   handleError (ctx, err) {
-    console.log('handleError() err.status: ', err.status)
+    // console.log('handleError() err.status: ', err.status)
-    console.log('handleError() err.message: ', err.message)
+    // console.log('handleError() err.message: ', err.message)
+
     // If an HTTP status is specified by the buisiness logic, use that.
     if (err.status) {
       if (err.message) {
@@ -292,7 +293,7 @@ class IpfsRESTControllerLib {
         ctx.throw(err.status)
       }
     } else {
-      console.log(`handleError() err.message: ${err.message}`)
+      // console.log(`handleError() err.message: ${err.message}`)
       // By default use a 422 error if the HTTP status is not specified.
       ctx.throw(422, err.message)
     }

src/use-cases/ipfs-use-cases.js

@@ -201,8 +201,15 @@ class IpfsUseCases {
           fileChunks.push(chunk)
         }
       } catch (err) {
+        // Extra logic here to look at the filename of the first file and make sure
+        // it ends in .json.
+        const name = contentArray[0].name
+        if (!name.endsWith('.json')) {
+          throw new Error(`CID ${cid} is a directory and its first file does not resolve to a valid JSON file.`)
+        }
+
         // Handle CIDs that are directorys containing a JSON file. (TokenTiger.com tokens)
-        for await (const chunk of helia.fs.cat(`${cid}/${contentArray[0].name}`)) {
+        for await (const chunk of helia.fs.cat(`${cid}/${name}`)) {
           fileChunks.push(chunk)
         }
       }