コード例 #1
0
ファイル: package.go プロジェクト: kego/ke
func Scan(ctx context.Context, path string) (*Package, error) {
	p := new(Package)
	// use a new system context for the duration of the scan
	ctx = sysctx.NewContext(ctx)
	env, err := parser.ScanForEnv(ctx, path)
	if err != nil {
		return nil, kerr.Wrap("SFPSTLPKMX", err)
	}
	p.Env = env
	files := scanner.ScanDirToFiles(ctx, env.Dir, env.Recursive)
	bytes := scanner.ScanFilesToBytes(ctx, files)
	localContext := envctx.NewContext(ctx, env)
	for b := range bytes {
		f := new(File)
		f.Package = p
		if b.Err != nil {
			return nil, kerr.Wrap("IPUHPBBWEA", b.Err)
		}
		o := &system.ObjectStub{}
		if err := system.Unmarshal(localContext, b.Bytes, o); err != nil {
			return nil, kerr.Wrap("DCAGIDLXRT", err)
		}
		if o.Type == nil {
			return nil, kerr.New("AJPCEQTWPS", "%s has no type", b.File)
		}
		if o.Id == nil && *o.Type != *system.NewReference("kego.io/system", "package") {
			// we tolerate missing ID only for system:package
			return nil, kerr.New("YDKYLXTGYC", "%s has no id", b.File)
		}
		f.AbsoluteFilepath = b.File
		f.Type = o.Type
		f.Id = o.Id
		if f.RelativeFilepath, err = filepath.Rel(env.Dir, b.File); err != nil {
			return nil, kerr.Wrap("QDAEGOWTWP", err)
		}
		f.Directory, f.Filename = filepath.Split(b.File)
		f.IsInRoot = DirEqual(f.Directory, env.Dir)
		f.Extension = filepath.Ext(b.File)
		f.Yaml = f.Extension == ".yaml" || f.Extension == ".yml"
		p.Files = append(p.Files, f)
	}
	return p, nil
}
コード例 #2
0
ファイル: server.go プロジェクト: kego/ke
func script(ctx context.Context, w http.ResponseWriter, req *http.Request, sourceMap bool) error {

	wgctx.Add(ctx, "script")
	defer wgctx.Done(ctx, "script")

	path := ""
	if strings.HasSuffix(req.URL.Path, ".map") {
		path = req.URL.Path[1 : len(req.URL.Path)-14]
	} else {
		path = req.URL.Path[1 : len(req.URL.Path)-10]
	}

	env, err := parser.ScanForEnv(ctx, path)

	// This is the client code for the editor which we will compile to
	// Javascript using GopherJs below.
	source, err := generate.Editor(ctx, env)
	if err != nil {
		return kerr.Wrap("UWPDBQXURR", err)
	}

	var out []byte
	withCancel(ctx, func() {
		out, err = Compile(ctx, source, sourceMap)
	})
	if err != nil {
		return kerr.Wrap("LSUXHJMSSX", err)
	}

	withCancel(ctx, func() {
		err = writeWithTimeout(w, out)
	})
	if err != nil {
		return kerr.Wrap("GAOWWBAIAL", err)
	}

	return nil
}
コード例 #3
0
ファイル: calls.go プロジェクト: kego/ke
func (s *Server) Data(request *shared.DataRequest, response *shared.DataResponse) error {
	if !s.auth.Auth([]byte(request.Path), request.Hash) {
		return kerr.New("SYEKLIUMVY", "Auth failed")
	}

	env, err := parser.ScanForEnv(s.ctx, request.Package)
	if err != nil {
		return kerr.Wrap("PNAGGKHDYL", err)
	}

	full, err := pkghelp.Check(env.Dir, request.File, env.Recursive)
	if err != nil {
		return kerr.Wrap("JEYTFWKMYF", err)
	}

	bytes, err := scanner.ProcessFile(full)
	if err != nil {
		return kerr.Wrap("HQXMIMWXFY", err)
	}
	if bytes == nil {
		return kerr.New("HIUINHIAPY", "Error reading %s", request.File)
	}

	localContext := envctx.NewContext(s.ctx, env)
	o := &system.ObjectStub{}
	if err := system.Unmarshal(localContext, bytes, o); err != nil {
		return kerr.Wrap("SVINFEMKBG", err)
	}
	if o.Id.Name != request.Name {
		return kerr.New("TNJSLMPMLB", "Id %s in %s does not match request %s", o.Id.Name, request.File, request.Name)
	}

	response.Package = request.Package
	response.Name = request.Name
	response.Found = true
	response.Data = bytes
	return nil
}
コード例 #4
0
ファイル: server.go プロジェクト: kego/ke
func root(ctx context.Context, w http.ResponseWriter, req *http.Request, auth auther.Auther) error {

	wgctx.Add(ctx, "root")
	defer wgctx.Done(ctx, "root")

	if b, err := static.Asset(req.URL.Path[1:]); err == nil {
		if strings.HasSuffix(req.URL.Path, ".css") {
			w.Header().Set("Content-Type", "text/css")
		}
		if err := writeWithTimeout(w, b); err != nil {
			return kerr.Wrap("PVPCXBIUJT", err)
		}
		return nil
	}

	path := req.URL.Path[1:]
	if strings.HasSuffix(path, "/") {
		path = path[0 : len(path)-1]
	}

	// use a new context with a blank sysctx for the duration of this function
	// to prevent caching
	ctx = sysctx.NewContext(ctx)

	scache := sysctx.FromContext(ctx)

	env, err := parser.ScanForEnv(ctx, path)
	if err != nil {
		if _, ok := kerr.Source(err).(gopackages.NotFoundError); ok {
			w.WriteHeader(404)
			return nil
		}
		return kerr.Wrap("ALINBMKDRP", err)
	}

	pcache, err := parser.Parse(ctx, path)
	if err != nil {
		return kerr.Wrap("HIHWJRPUKE", err)
	}

	if err := process.GenerateAll(ctx, env.Path, map[string]bool{}); err != nil {
		return kerr.Wrap("LVGHABDYNQ", err)
	}

	data := map[string]string{}
	for _, name := range pcache.Globals.Keys() {
		if g, ok := pcache.Globals.Get(name); ok {
			data[name] = g.File
		}
	}

	pkgBytes := pcache.PackageBytes
	pkgFilename := pcache.PackageFilename
	if pkgBytes == nil {
		b, err := system.Marshal(ctx, system.EmptyPackage())
		if err != nil {
			return kerr.Wrap("OUBOTYGPKU", err)
		}
		pkgBytes = b
		pkgFilename = "package.ke.json"
	}

	imports := map[string]shared.ImportInfo{}

	var scan func(string) error
	scan = func(path string) error {
		if _, ok := imports[path]; ok {
			return nil
		}
		syspi, ok := scache.Get(path)
		if !ok {
			return kerr.New("VIGKIUPNCF", "%s not found in sys ctx", path)
		}
		info := shared.ImportInfo{
			Path:    path,
			Aliases: syspi.Aliases,
			Types:   map[string]shared.TypeInfo{},
		}
		for _, name := range syspi.Files.Keys() {
			if b, ok := syspi.Files.Get(name); ok {
				info.Types[name] = shared.TypeInfo{
					File:  b.File,
					Bytes: b.Bytes,
				}
			}
		}
		imports[path] = info

		for _, child := range syspi.Aliases {
			if err := scan(child); err != nil {
				return kerr.Wrap("NCULMUUUOT", err)
			}
		}
		return nil
	}
	// First we always import system
	if err := scan("kego.io/system"); err != nil {
		return kerr.Wrap("KRXSLOJKWV", err)
	}
	if err := scan(env.Path); err != nil {
		return kerr.Wrap("EELKQDCJGN", err)
	}

	info := shared.Info{
		Path:            env.Path,
		Aliases:         env.Aliases,
		Data:            data,
		Package:         pkgBytes,
		PackageFilename: pkgFilename,
		Imports:         imports,
		Hash:            auth.Sign([]byte(env.Path)),
	}
	buf := bytes.NewBuffer([]byte{})
	err = gob.NewEncoder(buf).Encode(info)
	if err != nil {
		return kerr.Wrap("OHBYTULHUQ", err)
	}
	base64EncodedString := base64.StdEncoding.EncodeToString(buf.Bytes())
	attrib := base64EncodedString

	source := []byte(`
		<html>
			<head>
				<meta charset="utf-8">
				<link rel="stylesheet" href="/bootstrap/css/bootstrap.min.css">
				<link rel="stylesheet" href="/bootstrap/css/bootstrap-theme.min.css">
				<link rel="stylesheet" href="/split.css">
				<link rel="stylesheet" href="/editors.css">
				<link rel="stylesheet" href="/tree.css">
				<script src="/jquery-2.2.4.min.js"></script>
				<script src="/jquery-ui/jquery-ui.min.js"></script>
				<script src="/split.min.js"></script>
				<script src="/bootstrap/js/bootstrap.min.js"></script>
				<link rel="icon" type="image/png" href="data:image/png;base64,iVBORw0KGgo=">
			</head>
			<body id="body" info="` + attrib + `"></body>
			<script src="/` + env.Path + `/script.js"></script>
		</html>`)

	if err := writeWithTimeout(w, source); err != nil {
		return kerr.Wrap("ICJSAIMDRF", err)
	}

	return nil
}