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Commit6c73657

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committed
fix react webview script issue
1 parentc39666a commit6c73657

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1 file changed

+176
-162
lines changed

1 file changed

+176
-162
lines changed

‎src/editor/ReactWebView.ts‎

Lines changed: 176 additions & 162 deletions
Original file line numberDiff line numberDiff line change
@@ -2,173 +2,187 @@ import * as path from 'path'
22
import*asCRfrom'typings'
33
import*asvscodefrom'vscode'
44

5+
constgetNonce=():string=>{
6+
lettext=''
7+
constpossible='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
8+
for(leti=0;i<32;i++){
9+
text+=possible.charAt(Math.floor(Math.random()*possible.length))
10+
}
11+
returntext
12+
}
13+
14+
515
/**
616
* Manages React webview panels
717
*/
818
classReactWebView{
9-
//@ts-ignore
10-
publicloaded:boolean
11-
privatepanel:vscode.WebviewPanel
12-
privateextensionPath:string
13-
privatedisposables:vscode.Disposable[]=[]
14-
privateonReceive:any// TODO: properly type
15-
16-
publicconstructor(extensionPath:string){
17-
this.extensionPath=extensionPath
18-
19-
// Create and show a new webview panel
20-
this.panel=this.createWebviewPanel(vscode.ViewColumn.Two)
21-
22-
// Set the webview's initial html content
23-
this.panel.webview.html=this.getHtmlForWebview()
24-
25-
// Listen for when the panel is disposed
26-
// This happens when the user closes the panel or when the panel is closed programatically
27-
this.panel.onDidDispose(this.dispose,this,this.disposables)
28-
29-
// Handle messages from the webview
30-
constonReceive=(action:string|CR.Action)=>{
31-
// await loading of webview in React before proceeding with loaded state
32-
if(action==='WEBVIEW_LOADED'){
33-
this.loaded=true
34-
}else{
35-
vscode.commands.executeCommand('coderoad.receive_action',action)
36-
}
37-
}
38-
this.panel.webview.onDidReceiveMessage(onReceive,null,this.disposables)
39-
40-
// update panel on changes
41-
constupdateWindows=()=>{
42-
vscode.commands.executeCommand('vscode.setEditorLayout',{
43-
orientation:0,
44-
groups:[{groups:[{}],size:0.6},{groups:[{}],size:0.4}],
45-
})
46-
}
47-
48-
// prevents new panels from going ontop of coderoad panel
49-
vscode.window.onDidChangeActiveTextEditor((textEditor)=>{
50-
console.log('onDidChangeActiveTextEditor')
51-
console.log(textEditor)
52-
if(!textEditor||textEditor.viewColumn!==vscode.ViewColumn.Two){
53-
updateWindows()
54-
}
55-
})
56-
// // prevents moving coderoad panel on top of left panel
57-
vscode.window.onDidChangeVisibleTextEditors((textEditor)=>{
58-
console.log('onDidChangeVisibleTextEditors')
59-
updateWindows()
60-
})
61-
62-
// TODO: prevent window from moving to the left when no windows remain on rights
63-
}
64-
65-
publiccreateOrShow(column:number,callback?:()=>void):void{
66-
// If we already have a panel, show it.
67-
// Otherwise, create a new panel.
68-
if(this.panel&&this.panel.webview){
69-
this.panel.reveal(column)
70-
}else{
71-
this.panel=this.createWebviewPanel(column)
72-
}
73-
if(callback){
74-
// listen for when webview is loaded
75-
// unfortunately there is no easy way of doing this
76-
constwebPanelListener=setInterval(()=>{
77-
if(this.loaded){
78-
// callback tells editor the webview has loaded
79-
setTimeout(callback)
80-
clearInterval(webPanelListener)
81-
}
82-
},200)
83-
}
84-
}
85-
86-
publicasyncpostMessage(action:CR.Action):Promise<void>{
87-
// Send a message to the webview webview.
88-
// You can send any JSON serializable data.
89-
constsuccess=awaitthis.panel.webview.postMessage(action)
90-
if(!success){
91-
thrownewError(`Message post failure:${JSON.stringify(action)}`)
92-
}
93-
}
94-
95-
privateasyncdispose():Promise<void>{
96-
// Clean up our resources
97-
this.loaded=false
98-
this.panel.dispose()
99-
Promise.all(this.disposables.map((x)=>x.dispose()))
100-
}
101-
102-
privatecreateWebviewPanel(column:number):vscode.WebviewPanel{
103-
constviewType='CodeRoad'
104-
consttitle='CodeRoad'
105-
constconfig={
106-
// Enable javascript in the webview
107-
enableScripts:true,
108-
// And restric the webview to only loading content from our extension's `media` directory.
109-
localResourceRoots:[vscode.Uri.file(path.join(this.extensionPath,'build'))],
110-
// prevents destroying the window when it is in the background
111-
retainContextWhenHidden:true,
112-
}
113-
returnvscode.window.createWebviewPanel(viewType,title,column,config)
114-
}
115-
116-
privategetNonce():string{
117-
lettext=''
118-
constpossible='ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'
119-
for(leti=0;i<32;i++){
120-
text+=possible.charAt(Math.floor(Math.random()*possible.length))
121-
}
122-
returntext
123-
}
124-
125-
privategetHtmlForWebview():string{
126-
// eslint-disable-next-line
127-
constmanifest=require(path.join(this.extensionPath,'build','asset-manifest.json'))
128-
constmainScript=manifest.files['main.js']
129-
// grab first chunk
130-
constchunk=Object.keys(manifest.files).filter(f=>f.match(/^static\/js\/.+\.js$/))[0]
131-
constchunkScript=manifest.files[chunk]
132-
constmainStyle=manifest.files['main.css']
133-
134-
constscriptPathOnDisk=vscode.Uri.file(path.join(this.extensionPath,'build',mainScript))
135-
constscriptUri=scriptPathOnDisk.with({scheme:'vscode-resource'})
136-
constchunkPathOnDisk=vscode.Uri.file(path.join(this.extensionPath,'build',chunkScript))
137-
constchunkUri=chunkPathOnDisk.with({scheme:'vscode-resource'})
138-
conststylePathOnDisk=vscode.Uri.file(path.join(this.extensionPath,'build',mainStyle))
139-
conststyleUri=stylePathOnDisk.with({scheme:'vscode-resource'})
140-
141-
// Use a nonce to whitelist which scripts can be run
142-
const[n1,n2,n3]=[1,2,3].map(this.getNonce)
143-
144-
return`<!DOCTYPE html>
19+
//@ts-ignore
20+
publicloaded:boolean
21+
privatepanel:vscode.WebviewPanel
22+
privateextensionPath:string
23+
privatedisposables:vscode.Disposable[]=[]
24+
privateonReceive:any// TODO: properly type
25+
26+
publicconstructor(extensionPath:string){
27+
this.extensionPath=extensionPath
28+
29+
// Create and show a new webview panel
30+
this.panel=this.createWebviewPanel(vscode.ViewColumn.Two)
31+
32+
// Set the webview's initial html content
33+
this.panel.webview.html=this.getHtmlForWebview()
34+
35+
// Listen for when the panel is disposed
36+
// This happens when the user closes the panel or when the panel is closed programatically
37+
this.panel.onDidDispose(this.dispose,this,this.disposables)
38+
39+
// Handle messages from the webview
40+
constonReceive=(action:string|CR.Action)=>{
41+
// await loading of webview in React before proceeding with loaded state
42+
if(action==='WEBVIEW_LOADED'){
43+
this.loaded=true
44+
}else{
45+
vscode.commands.executeCommand('coderoad.receive_action',action)
46+
}
47+
}
48+
this.panel.webview.onDidReceiveMessage(onReceive,null,this.disposables)
49+
50+
// update panel on changes
51+
constupdateWindows=()=>{
52+
vscode.commands.executeCommand('vscode.setEditorLayout',{
53+
orientation:0,
54+
groups:[{groups:[{}],size:0.6},{groups:[{}],size:0.4}],
55+
})
56+
}
57+
58+
// prevents new panels from going ontop of coderoad panel
59+
vscode.window.onDidChangeActiveTextEditor((textEditor)=>{
60+
console.log('onDidChangeActiveTextEditor')
61+
console.log(textEditor)
62+
if(!textEditor||textEditor.viewColumn!==vscode.ViewColumn.Two){
63+
updateWindows()
64+
}
65+
})
66+
// // prevents moving coderoad panel on top of left panel
67+
vscode.window.onDidChangeVisibleTextEditors((textEditor)=>{
68+
console.log('onDidChangeVisibleTextEditors')
69+
updateWindows()
70+
})
71+
72+
// TODO: prevent window from moving to the left when no windows remain on rights
73+
}
74+
75+
publiccreateOrShow(column:number,callback?:()=>void):void{
76+
// If we already have a panel, show it.
77+
// Otherwise, create a new panel.
78+
if(this.panel&&this.panel.webview){
79+
this.panel.reveal(column)
80+
}else{
81+
this.panel=this.createWebviewPanel(column)
82+
}
83+
if(callback){
84+
// listen for when webview is loaded
85+
// unfortunately there is no easy way of doing this
86+
constwebPanelListener=setInterval(()=>{
87+
if(this.loaded){
88+
// callback tells editor the webview has loaded
89+
setTimeout(callback)
90+
clearInterval(webPanelListener)
91+
}
92+
},200)
93+
}
94+
}
95+
96+
publicasyncpostMessage(action:CR.Action):Promise<void>{
97+
// Send a message to the webview webview.
98+
// You can send any JSON serializable data.
99+
constsuccess=awaitthis.panel.webview.postMessage(action)
100+
if(!success){
101+
thrownewError(`Message post failure:${JSON.stringify(action)}`)
102+
}
103+
}
104+
105+
privateasyncdispose():Promise<void>{
106+
// Clean up our resources
107+
this.loaded=false
108+
this.panel.dispose()
109+
Promise.all(this.disposables.map((x)=>x.dispose()))
110+
}
111+
112+
privatecreateWebviewPanel(column:number):vscode.WebviewPanel{
113+
constviewType='CodeRoad'
114+
consttitle='CodeRoad'
115+
constconfig={
116+
// Enable javascript in the webview
117+
enableScripts:true,
118+
// And restric the webview to only loading content from our extension's `media` directory.
119+
localResourceRoots:[vscode.Uri.file(path.join(this.extensionPath,'build'))],
120+
// prevents destroying the window when it is in the background
121+
retainContextWhenHidden:true,
122+
}
123+
returnvscode.window.createWebviewPanel(viewType,title,column,config)
124+
}
125+
126+
privategetHtmlForWebview():string{
127+
constbuildUri=vscode.Uri.file(path.join(this.extensionPath,'build')).with({scheme:'vscode-resource'})
128+
129+
constmanifest=require(path.join(this.extensionPath,'build','asset-manifest.json'))
130+
131+
constmainStyle=manifest.files['main.css']
132+
conststylePathOnDisk=vscode.Uri.file(path.join(this.extensionPath,'build',mainStyle))
133+
conststyleUri=stylePathOnDisk.with({scheme:'vscode-resource'})
134+
135+
constgetSrc=(manifestName:string):any=>{
136+
constfile=manifest.files[manifestName]
137+
consturiPath=vscode.Uri.file(path.join(this.extensionPath,'build',file))
138+
returnuriPath.with({scheme:'vscode-resource'})
139+
}
140+
141+
// map over scripts
142+
constscripts=[{
143+
file:'./webpackBuild.js',
144+
},{
145+
manifest:'runtime~main.js',
146+
},{
147+
manifest:'main.js',
148+
},{
149+
// grab first file that matches chunk
150+
manifest:Object.keys(manifest.files).filter(f=>f.match(/^static\/js\/.+\.js$/))[0],
151+
}].map(script=>({
152+
nonce:getNonce(),
153+
src:script.manifest ?getSrc(script.manifest) :script.file
154+
}))
155+
156+
157+
constindexHtml=`<!DOCTYPE html>
145158
<html lang='en'>
146-
<head>
147-
<meta charset='utf-8'>
148-
<meta name='viewport' content='width=device-width,initial-scale=1,shrink-to-fit=no'>
149-
<meta name='theme-color' content='#000000'>
150-
<title>React App</title>
151-
<link rel='manifest' href='./manifest.json' />
152-
153-
<!-- TODO: load styles through package -->
154-
<link rel='stylesheet' href='https://unpkg.com/@alifd/next/dist/next.css' />
155-
<link rel='stylesheet' type='text/css' href='${styleUri}'>
156-
157-
<meta http-equiv='Content-Security-Policy' content="font-src *; img-src vscode-resource: https:; script-src 'nonce-${n1}' 'nonce-${n2}' 'nonce-${n3}'; style-src vscode-resource: 'unsafe-inline' http: https: data:;">
158-
<base href='${vscode.Uri.file(path.join(this.extensionPath,'build')).with({
159-
scheme:'vscode-resource',
160-
})}/'>
161-
</head>
162-
163-
<body>
164-
<noscript>You need to enable JavaScript to run this app.</noscript>
165-
<div id='root'>Loading...</div>
166-
<script nonce=${n1} src='./webpackBuild.js'></script>
167-
<script nonce=${n2} src='${chunkUri}'></script>
168-
<script nonce='${n3}' src='${scriptUri}'></script>
169-
</body>
170-
</html>`
171-
}
159+
<head>
160+
<meta charset='utf-8'>
161+
<meta name='viewport' content='width=device-width,initial-scale=1,shrink-to-fit=no'>
162+
<meta name='theme-color' content='#000000'>
163+
<title>React App</title>
164+
<link rel='manifest' href='./manifest.json' />
165+
166+
<!-- TODO: load styles through package -->
167+
<!-- <link rel='stylesheet' href='https://unpkg.com/@alifd/next/dist/next.css' /> -->
168+
<!-- <link rel='stylesheet' type='text/css' href='${styleUri}'> -->
169+
170+
<meta http-equiv='Content-Security-Policy' content="font-src *; img-src vscode-resource: https:; script-src${scripts.map(script=>`'nonce-${script.nonce}'`).join(' ')}; style-src vscode-resource: 'unsafe-inline' http: https: data:;">
171+
<base href='${buildUri}/'>
172+
</head>
173+
174+
<body>
175+
<noscript>You need to enable JavaScript to run this app.</noscript>
176+
<div id='root'>Loading...</div>
177+
${scripts.map(s=>`<script nonce='${s.nonce}' src='${s.src}'></script>`).join('\n')}
178+
</body>
179+
</html>`
180+
181+
console.log(indexHtml)
182+
183+
returnindexHtml
184+
}
185+
172186
}
173187

174188
exportdefaultReactWebView

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