feat: enhanced extension engine (#629)

2026-11-07 09:00:47 +00:00 · 2024-08-05 10:44:17 +08:00
1 parent 69b359a9c9
commit d119de7b98
@@ -5,12 +5,6 @@ import (
 	"context"
 	"errors"
 	"fmt"
-	"github.com/GopeedLab/gopeed/internal/controller"
-	"github.com/GopeedLab/gopeed/internal/fetcher"
-	"github.com/GopeedLab/gopeed/pkg/base"
-	fhttp "github.com/GopeedLab/gopeed/pkg/protocol/http"
-	"github.com/xiaoqidun/setft"
-	"golang.org/x/sync/errgroup"
 	"io"
 	"mime"
 	"net/http"
@@ -21,6 +15,13 @@ import (
 	"strconv"
 	"strings"
 	"time"
+
+	"github.com/GopeedLab/gopeed/internal/controller"
+	"github.com/GopeedLab/gopeed/internal/fetcher"
+	"github.com/GopeedLab/gopeed/pkg/base"
+	fhttp "github.com/GopeedLab/gopeed/pkg/protocol/http"
+	"github.com/xiaoqidun/setft"
+	"golang.org/x/sync/errgroup"
 )

 type RequestError struct {
@@ -376,7 +377,8 @@ func (f *Fetcher) buildRequest(ctx context.Context, req *base.Request) (httpReq
 		method string
 		body   io.Reader
 	)
-	headers := make(map[string][]string)
+
+	headers := http.Header{}
 	if req.Extra == nil {
 		method = http.MethodGet
 	} else {
@@ -388,16 +390,15 @@ func (f *Fetcher) buildRequest(ctx context.Context, req *base.Request) (httpReq
 		}
 		if len(extra.Header) > 0 {
 			for k, v := range extra.Header {
-				headers[k] = []string{v}
+				headers.Set(k, v)
 			}
 		}
 		if extra.Body != "" {
 			body = bytes.NewBufferString(extra.Body)
 		}
 	}
-	if v := headers[base.HttpHeaderUserAgent]; len(v) == 0 || v[0] == "" {
-		// load user agent from config
-		headers[base.HttpHeaderUserAgent] = []string{f.config.UserAgent}
+	if _, ok := headers[base.HttpHeaderUserAgent]; !ok {
+		headers.Set(base.HttpHeaderUserAgent, f.config.UserAgent)
 	}

 	if ctx != nil {
@@ -6,12 +6,6 @@ import (
 	"encoding/json"
 	"errors"
 	"fmt"
-	"github.com/GopeedLab/gopeed/internal/test"
-	"github.com/GopeedLab/gopeed/pkg/base"
-	gojaerror "github.com/GopeedLab/gopeed/pkg/download/engine/inject/error"
-	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/file"
-	gojautil "github.com/GopeedLab/gopeed/pkg/download/engine/util"
-	"github.com/dop251/goja"
 	"io"
 	"net"
 	"net/http"
@@ -19,6 +13,13 @@ import (
 	"strings"
 	"testing"
 	"time"
+
+	"github.com/GopeedLab/gopeed/internal/test"
+	"github.com/GopeedLab/gopeed/pkg/base"
+	gojaerror "github.com/GopeedLab/gopeed/pkg/download/engine/inject/error"
+	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/file"
+	gojautil "github.com/GopeedLab/gopeed/pkg/download/engine/util"
+	"github.com/dop251/goja"
 )

 func TestPolyfill(t *testing.T) {
@@ -26,6 +27,8 @@ func TestPolyfill(t *testing.T) {
 	doTestPolyfill(t, "XMLHttpRequest")
 	doTestPolyfill(t, "Blob")
 	doTestPolyfill(t, "FormData")
+	doTestPolyfill(t, "TextDecoder")
+	doTestPolyfill(t, "TextEncoder")
 	doTestPolyfill(t, "fetch")
 	doTestPolyfill(t, "__gopeed_create_vm")
 }
@@ -69,6 +72,44 @@ async function testOctetStream(file){
 	return await resp.text();
 }

+async function testRedirect() {
+    const url = host + '/redirect?num=3'
+    return await new Promise((resolve, reject) => {
+        fetch(url, {
+            method: 'HEAD',
+            redirect: 'error',
+        }).then(()=>reject())
+
+        fetch(url, {
+            method: 'HEAD',
+            redirect: 'follow',
+        }).then((res) =>res.headers.has('location') && reject()).catch(() => reject())
+
+        fetch(url, {
+            method: 'HEAD',
+            redirect: 'manual',
+        }).then((res) => {
+			const location = res.headers.get('location');
+			location ? resolve(location) : reject()
+        }).catch(() => reject())
+    })
+}
+
+async function testResponseUrl() {
+    return new Promise((resolve, reject) => {
+		const xhr = new XMLHttpRequest();
+		xhr.open('GET', host+'/redirect?num=3');
+		xhr.onload = function(){
+            if (xhr.responseURL.includes('/redirect?num=0')){
+                resolve();
+            }else{
+                reject();
+            }
+		};
+		xhr.send();
+	});
+}
+
 async function testFormData(file){
 	const formData = new FormData();
 	formData.append('name', 'test');
@@ -196,6 +237,20 @@ function testTimeout(){
 		}
 	}()

+	t.Run("testRedirect", func(t *testing.T) {
+		_, err := callTestFun(engine, "testRedirect")
+		if err != nil {
+			t.Fatal(err)
+		}
+	})
+
+	t.Run("testResponseUrl", func(t *testing.T) {
+		_, err = callTestFun(engine, "testResponseUrl")
+		if err != nil {
+			t.Fatal(err)
+		}
+	})
+
 	func() {
 		jsFile, goFile, md5 := buildFile(t, engine.Runtime)
 		result, err = callTestFun(engine, "testFormData", jsFile)
@@ -405,6 +460,16 @@ func startServer() net.Listener {
 		w.WriteHeader(http.StatusOK)
 		w.Write([]byte("ok"))
 	})
+	mux.HandleFunc("/redirect", func(w http.ResponseWriter, r *http.Request) {
+		num := r.URL.Query().Get("num")
+		n, _ := strconv.Atoi(num)
+		if n > 0 {
+			http.Redirect(w, r, fmt.Sprintf("/redirect?num=%d", n-1), http.StatusFound)
+		} else {
+			w.WriteHeader(http.StatusOK)
+			w.Write([]byte("ok"))
+		}
+	})
 	server.Handler = mux
 	go server.Serve(listener)
 	return listener
@@ -3,10 +3,6 @@ package xhr
 import (
 	"bytes"
 	"errors"
-	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/file"
-	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/formdata"
-	"github.com/GopeedLab/gopeed/pkg/download/engine/util"
-	"github.com/dop251/goja"
 	"io"
 	"mime/multipart"
 	"net"
@@ -14,6 +10,11 @@ import (
 	"net/url"
 	"strings"
 	"time"
+
+	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/file"
+	"github.com/GopeedLab/gopeed/pkg/download/engine/inject/formdata"
+	"github.com/GopeedLab/gopeed/pkg/download/engine/util"
+	"github.com/dop251/goja"
 )

 const (
@@ -25,6 +26,12 @@ const (
 	eventTimeout          = "timeout"
 )

+const (
+	redirectError  = "error"
+	redirectFollow = "follow"
+	redirectManual = "manual"
+)
+
 type ProgressEvent struct {
 	Type             string `json:"type"`
 	LengthComputable bool   `json:"lengthComputable"`
@@ -131,6 +138,14 @@ type XMLHttpRequest struct {
 	StatusText   string                `json:"statusText"`
 	Response     string                `json:"response"`
 	ResponseText string                `json:"responseText"`
+	// https://developer.mozilla.org/zh-CN/docs/Web/API/XMLHttpRequest/responseURL
+	// https://xhr.spec.whatwg.org/#the-responseurl-attribute
+	ResponseUrl string `json:"responseURL"`
+	// extend fetch redirect
+	// https://developer.mozilla.org/en-US/docs/Web/API/RequestInit#redirect
+	// https://fetch.spec.whatwg.org/#concept-request-redirect-mode
+	Redirect string `json:"redirect"`
+
 	*EventProp
 	Onreadystatechange func(event *ProgressEvent) `json:"onreadystatechange"`
 }
@@ -159,28 +174,28 @@ func (xhr *XMLHttpRequest) Send(data goja.Value) {
 	if d == nil || xhr.method == "GET" || xhr.method == "HEAD" {
 		req, err = http.NewRequest(xhr.method, xhr.url, nil)
 	} else {
-		switch d.(type) {
+		switch v := d.(type) {
 		case string:
-			req, err = http.NewRequest(xhr.method, xhr.url, bytes.NewBufferString(d.(string)))
+			req, err = http.NewRequest(xhr.method, xhr.url, bytes.NewBufferString(v))
 			contentType = "text/plain;charset=UTF-8"
-			contentLength = int64(len(d.(string)))
+			contentLength = int64(len(v))
 			isStringBody = true
 		case *file.File:
-			req, err = http.NewRequest(xhr.method, xhr.url, d.(*file.File).Reader)
+			req, err = http.NewRequest(xhr.method, xhr.url, v.Reader)
 			contentType = "application/octet-stream"
-			contentLength = d.(*file.File).Size
+			contentLength = v.Size
 		case *formdata.FormData:
 			pr, pw := io.Pipe()
 			mw := NewMultipart(pw)
-			for _, e := range d.(*formdata.FormData).Entries() {
+			for _, e := range v.Entries() {
 				arr := e.([]any)
 				k := arr[0].(string)
 				v := arr[1]
-				switch v.(type) {
+				switch v := v.(type) {
 				case string:
-					mw.WriteField(k, v.(string))
+					mw.WriteField(k, v)
 				case *file.File:
-					mw.WriteFile(k, v.(*file.File))
+					mw.WriteFile(k, v)
 				}
 			}
 			go func() {
@@ -211,6 +226,18 @@ func (xhr *XMLHttpRequest) Send(data goja.Value) {
 	client := &http.Client{
 		Transport: transport,
 		Timeout:   time.Duration(xhr.Timeout) * time.Millisecond,
+		CheckRedirect: func(req *http.Request, via []*http.Request) error {
+			if xhr.Redirect == redirectManual {
+				return http.ErrUseLastResponse
+			}
+			if xhr.Redirect == redirectError {
+				return errors.New("redirect failed")
+			}
+			if len(via) > 20 {
+				return errors.New("too many redirects")
+			}
+			return nil
+		},
 	}
 	resp, err := client.Do(req)
 	if err != nil {
@@ -232,6 +259,11 @@ func (xhr *XMLHttpRequest) Send(data goja.Value) {
 	if !xhr.aborted {
 		xhr.Upload.callOnload()
 	}
+
+	responseUrl := resp.Request.URL
+	responseUrl.Fragment = ""
+	xhr.ResponseUrl = responseUrl.String()
+
 	xhr.responseHeaders = resp.Header
 	xhr.Status = resp.StatusCode
 	xhr.StatusText = resp.Status
@@ -387,10 +419,9 @@ func (w *multipartWrapper) Size() int64 {
 	w.statWriter.Close()
 	size := int64(w.statBuffer.Len())
 	for _, v := range w.fields {
-		switch v.(type) {
+		switch v := v.(type) {
 		case *file.File:
-			f := v.(*file.File)
-			size += f.Size
+			size += v.Size
 		}
 	}
 	return size
@@ -398,18 +429,17 @@ func (w *multipartWrapper) Size() int64 {

 func (w *multipartWrapper) Send() error {
 	for k, v := range w.fields {
-		switch v.(type) {
+		switch v := v.(type) {
 		case string:
-			if err := w.writer.WriteField(k, v.(string)); err != nil {
+			if err := w.writer.WriteField(k, v); err != nil {
 				return err
 			}
 		case *file.File:
-			f := v.(*file.File)
-			fw, err := w.writer.CreateFormFile(k, f.Name)
+			fw, err := w.writer.CreateFormFile(k, v.Name)
 			if err != nil {
 				return err
 			}
-			if _, err = io.Copy(fw, f); err != nil {
+			if _, err = io.Copy(fw, v); err != nil {
 				return err
 			}
 		}
@@ -1 +1 @@
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new Date(opts.lastModified) : new Date();this.lastModified = +this.lastModifiedDate;}};return new File([], ""), File')()}catch(t){e.File=function(e,t,r){var o=new Blob(e,r),n=r&&void 0!==r.lastModified?new Date(r.lastModified):new Date;return o.name=t.replace(/\//g,":"),o.lastModifiedDate=n,o.lastModified=+n,o.toString=function(){return"[object File]"},s&&(o[s]="File"),o}}}}u?(b(),e.Blob=f?i.Blob:d):l?(b(),e.Blob=h):function(){function t(e){for(var t=new Array(e.byteLength),r=new Uint8Array(e),o=t.length;o--;)t[o]=r[o];return t}function o(e){for(var t="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",r=[],o=0;o<e.length;o+=3){var n=e[o],i=o+1<e.length,a=i?e[o+1]:0,s=o+2<e.length,u=s?e[o+2]:0,f=n>>2,l=(3&n)<<4|a>>4,c=(15&a)<<2|u>>6,h=63&u;s||(h=64,i||(c=64)),r.push(t[f],t[l],t[c],t[h])}return r.join("")}var s=Object.create||function(e){function t(){}return t.prototype=e,new t};function u(e){return Object.prototype.toString.call(e).slice(8,-1)}function f(e,t){return"object"==typeof e&&Object.prototype.isPrototypeOf.call(e.prototype,t)}var l=["Int8Array","Uint8Array","Uint8ClampedArray","Int16Array","Uint16Array","Int32Array","Uint32Array","Float32Array","Float64Array","ArrayBuffer"];function c(e){return t=l,r=u(e),-1!==t.indexOf(r)||f(i.ArrayBuffer,e);var t,r}function h(e,r){r=null==r?{}:r;for(var o=0,n=(e=e?e.slice():[]).length;o<n;o++){var a=e[o];a instanceof h?e[o]=a._buffer:"string"==typeof a?e[o]=p(a):"DataView"===u(s=a)||f(i.DataView,s)?e[o]=t(a.buffer):c(a)?e[o]=t(a):e[o]=p(String(a))}var s;this._buffer=i.Uint8Array?function(e){for(var t=0,r=e.length;r--;)t+=e[r].length;for(var o=new Uint8Array(t),n=0,i=0;i<e.length;i++){var a=e[i];o.set(a,n),n+=a.byteLength||a.length}return o}(e):[].concat.apply([],e),this.size=this._buffer.length,this.type=r.type||"",/[^\u0020-\u007E]/.test(this.type)?this.type="":this.type=this.type.toLowerCase()}funcLine truncated
@@ -7,16 +7,19 @@
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "dev": "webpack --mode production --watch",
-    "build": "webpack --mode production"
+    "build": "webpack --mode production",
+    "postinstall": "patch-package"
  },
  "author": "",
  "license": "ISC",
  "devDependencies": {
+    "patch-package": "^8.0.0",
    "webpack": "^5.75.0",
    "webpack-cli": "^5.0.1"
  },
  "dependencies": {
    "blob-polyfill": "^7.0.20220408",
-    "whatwg-fetch": "^3.6.2"
+    "fastestsmallesttextencoderdecoder": "^1.0.22",
+    "whatwg-fetch": "^3.6.20"
  }
 }
@@ -0,0 +1,46 @@
+diff --git a/node_modules/whatwg-fetch/dist/fetch.umd.js b/node_modules/whatwg-fetch/dist/fetch.umd.js
+index 7a0d852..604691e 100644
+--- a/node_modules/whatwg-fetch/dist/fetch.umd.js
+++ b/node_modules/whatwg-fetch/dist/fetch.umd.js
+@@ -394,6 +394,7 @@
+       }
+     }());
+     this.referrer = null;
+    this.redirect = options.redirect || 'follow'
+ 
+     if ((this.method === 'GET' || this.method === 'HEAD') && body) {
+       throw new TypeError('Body not allowed for GET or HEAD requests')
+@@ -606,6 +607,10 @@
+         }
+       }
+ 
+      if ('redirect' in xhr) {
+        xhr.redirect = request.redirect
+      }
+
+       if (init && typeof init.headers === 'object' && !(init.headers instanceof Headers || (g.Headers && init.headers instanceof g.Headers))) {
+         var names = [];
+         Object.getOwnPropertyNames(init.headers).forEach(function(name) {
+diff --git a/node_modules/whatwg-fetch/fetch.js b/node_modules/whatwg-fetch/fetch.js
+index f39a983..d1fc903 100644
+--- a/node_modules/whatwg-fetch/fetch.js
+++ b/node_modules/whatwg-fetch/fetch.js
+@@ -388,6 +388,7 @@ export function Request(input, options) {
+     }
+   }());
+   this.referrer = null
+  this.redirect = options.redirect || 'follow'
+ 
+   if ((this.method === 'GET' || this.method === 'HEAD') && body) {
+     throw new TypeError('Body not allowed for GET or HEAD requests')
+@@ -600,6 +601,10 @@ export function fetch(input, init) {
+       }
+     }
+ 
+    if ('redirect' in xhr) {
+      xhr.redirect = request.redirect
+    }
+
+     if (init && typeof init.headers === 'object' && !(init.headers instanceof Headers || (g.Headers && init.headers instanceof g.Headers))) {
+       var names = [];
+       Object.getOwnPropertyNames(init.headers).forEach(function(name) {
@@ -1,3 +1,5 @@
 import "./blob/index.js"
 import "./crypto/index.js"
+// polyfill TextEncoder
+import 'fastestsmallesttextencoderdecoder';
 import "./fetch/index.js"