Fetch+

extensions/PPPDUD/fetchplus.js

@@ -0,0 +1,62 @@
+// Name: Fetch+
+// ID: fetchplus
+// Description: Make requests to the broader internet and use CORS proxies.
+// License: MPL-2.0
+
+(function(Scratch) {
+    'use strict'
+    class AsyncExtension {
+        getInfo() {
+            return {
+                id: 'fetchplus',
+                name: 'Fetch+',
+                blocks: [{
+                        opcode: 'fetch_norm',
+                        text: 'fetch [URL]',
+                        blockType: Scratch.BlockType.REPORTER,
+                        arguments: {
+                            URL: {
+                                type: Scratch.ArgumentType.STRING,
+                                defaultValue: 'https://extensions.turbowarp.org/hello.txt'
+                            }
+                        }
+                    },
+
+                    {
+                        opcode: 'cors_fetch',
+                        text: 'fetch with CORS proxy [URL]',
+                        blockType: Scratch.BlockType.REPORTER,
+                        arguments: {
+                            URL: {
+                                type: Scratch.ArgumentType.STRING,
+                                defaultValue: 'https://extensions.turbowarp.org/hello.txt'
+                            }
+                        }
+                    }
+                ]
+            };
+        }
+        fetch_norm(args) {
+            return Scratch.fetch(args.URL)
+                .then((response) => {
+                    return response.text();
+                })
+                .catch((error) => {
+                    console.error(error);
+                    return 'Uh oh! Something went wrong.';
+                });
+        }
+
+        cors_fetch(args) {
+            return Scratch.fetch('https://corsproxy.io/?' + encodeURIComponent(args.URL))
+                .then((response) => {
+                    return response.text();
+                })
+                .catch((error) => {
+                    console.error(error);
+                    return 'Uh oh! Something went wrong.';
+                });
+        }
+    }
+    Scratch.extensions.register(new AsyncExtension());
+})(Scratch);

extensions/extensions.json

@@ -9,6 +9,7 @@
   "cursor",
   "runtime-options",
   "fetch",
+  "pppdud/fetchplus",
   "text",
   "local-storage",
   "true-fantom/base",