Merge pull request #474 from zazuko/sp-reenable-stream

Add stream support back

Author: ludovicm67

.changeset/proud-donkeys-exercise.md

@@ -0,0 +1,5 @@
+---
+"@zazuko/trifid-plugin-sparql-proxy": patch
+---
+
+Enable stream support back

packages/sparql-proxy/index.js

@@ -4,7 +4,7 @@ import { Readable } from 'node:stream'
 import { performance } from 'node:perf_hooks'
 import { Worker } from 'node:worker_threads'
 import { sparqlGetRewriteConfiguration } from 'trifid-core'
-// import replaceStream from 'string-replace-stream'
+import replaceStream from 'string-replace-stream'
 import rdf from '@zazuko/env-node'
 
 const defaultConfiguration = {
@@ -250,16 +250,17 @@ const factory = async (trifid) => {
 
           const contentType = response.headers.get('content-type')
 
-          let responseStream = await response.text() // response.body
+          /** @type {any} */
+          let responseStream = response.body
           if (rewriteResponse && options.rewriteResults) {
-            responseStream = responseStream.replaceAll(rewriteResponse.origin, rewriteResponse.replacement)
-            // responseStream = Readable
-            //   .from(responseStream)
-            //   .pipe(replaceStream(
-            //     rewriteResponse.origin,
-            //     rewriteResponse.replacement,
-            //   ))
+            responseStream = Readable
+              .from(responseStream)
+              .pipe(replaceStream(
+                rewriteResponse.origin,
+                rewriteResponse.replacement,
+              ))
           }
+          responseStream = Readable.fromWeb(responseStream)
 
           reply
             .status(response.status)