forked from oxequa/realize
/
server.go
188 lines (177 loc) · 4.88 KB
/
server.go
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//go:generate go-bindata -pkg=realize -o=bindata.go assets/...
package realize
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"github.com/labstack/echo"
"github.com/labstack/echo/middleware"
"golang.org/x/net/websocket"
"log"
"net/http"
"os/exec"
"runtime"
"strconv"
)
// Dafault host and port
const (
Host = "localhost"
Port = 5002
)
// Server settings
type Server struct {
Parent *Realize `yaml:"-" json:"-"`
Status bool `yaml:"status" json:"status"`
Open bool `yaml:"open" json:"open"`
Port int `yaml:"port" json:"port"`
Host string `yaml:"host" json:"host"`
}
// Websocket projects
func (s *Server) projects(c echo.Context) (err error) {
websocket.Handler(func(ws *websocket.Conn) {
msg, _ := json.Marshal(s.Parent)
err = websocket.Message.Send(ws, string(msg))
go func() {
for {
select {
case <-s.Parent.Sync:
msg, _ := json.Marshal(s.Parent)
err = websocket.Message.Send(ws, string(msg))
if err != nil {
break
}
}
}
}()
for {
// Read
text := ""
err = websocket.Message.Receive(ws, &text)
if err != nil {
break
} else {
err := json.Unmarshal([]byte(text), &s.Parent)
if err == nil {
s.Parent.Settings.Write(s.Parent)
break
}
}
}
ws.Close()
}).ServeHTTP(c.Response(), c.Request())
return nil
}
// Render return a web pages defined in bindata
func (s *Server) render(c echo.Context, path string, mime int) error {
data, err := Asset(path)
if err != nil {
return echo.NewHTTPError(http.StatusNotFound)
}
rs := c.Response()
// check content type by extensions
switch mime {
case 1:
rs.Header().Set(echo.HeaderContentType, echo.MIMETextHTMLCharsetUTF8)
break
case 2:
rs.Header().Set(echo.HeaderContentType, echo.MIMEApplicationJavaScriptCharsetUTF8)
break
case 3:
rs.Header().Set(echo.HeaderContentType, "text/css")
break
case 4:
rs.Header().Set(echo.HeaderContentType, "image/svg+xml")
break
case 5:
rs.Header().Set(echo.HeaderContentType, "image/png")
break
}
rs.WriteHeader(http.StatusOK)
rs.Write(data)
return nil
}
func (s *Server) Set(status bool, open bool, port int, host string) {
s.Open = open
s.Port = port
s.Host = host
s.Status = status
}
// Start the web server
func (s *Server) Start() (err error) {
if s.Status {
e := echo.New()
e.Use(middleware.GzipWithConfig(middleware.GzipConfig{
Level: 2,
}))
e.Use(middleware.Recover())
// web panel
e.GET("/", func(c echo.Context) error {
return s.render(c, "assets/index.html", 1)
})
e.GET("/assets/js/all.min.js", func(c echo.Context) error {
return s.render(c, "assets/assets/js/all.min.js", 2)
})
e.GET("/assets/css/app.css", func(c echo.Context) error {
return s.render(c, "assets/assets/css/app.css", 3)
})
e.GET("/app/components/settings/index.html", func(c echo.Context) error {
return s.render(c, "assets/app/components/settings/index.html", 1)
})
e.GET("/app/components/project/index.html", func(c echo.Context) error {
return s.render(c, "assets/app/components/project/index.html", 1)
})
e.GET("/app/components/index.html", func(c echo.Context) error {
return s.render(c, "assets/app/components/index.html", 1)
})
e.GET("/assets/img/logo.png", func(c echo.Context) error {
return s.render(c, "assets/assets/img/logo.png", 5)
})
e.GET("/assets/img/svg/github-logo.svg", func(c echo.Context) error {
return s.render(c, "assets/assets/img/svg/github-logo.svg", 4)
})
e.GET("/assets/img/svg/ic_arrow_back_black_48px.svg", func(c echo.Context) error {
return s.render(c, "assets/assets/img/svg/ic_arrow_back_black_48px.svg", 4)
})
e.GET("/assets/img/svg/ic_clear_white_48px.svg", func(c echo.Context) error {
return s.render(c, "assets/assets/img/svg/ic_clear_white_48px.svg", 4)
})
e.GET("/assets/img/svg/ic_menu_white_48px.svg", func(c echo.Context) error {
return s.render(c, "assets/assets/img/svg/ic_menu_white_48px.svg", 4)
})
e.GET("/assets/img/svg/ic_settings_black_48px.svg", func(c echo.Context) error {
return s.render(c, "assets/assets/img/svg/ic_settings_black_48px.svg", 4)
})
//websocket
e.GET("/ws", s.projects)
e.HideBanner = true
e.Debug = false
go func() {
log.Println(s.Parent.Prefix("Started on " + string(s.Host) + ":" + strconv.Itoa(s.Port)))
e.Start(string(s.Host) + ":" + strconv.Itoa(s.Port))
}()
}
return nil
}
// OpenURL in a new tab of default browser
func (s *Server) OpenURL() error {
url := "http://" + string(s.Parent.Server.Host) + ":" + strconv.Itoa(s.Parent.Server.Port)
stderr := bytes.Buffer{}
cmd := map[string]string{
"windows": "start",
"darwin": "open",
"linux": "xdg-open",
}
if s.Open {
open, err := cmd[runtime.GOOS]
if !err {
return fmt.Errorf("operating system %q is not supported", runtime.GOOS)
}
cmd := exec.Command(open, url)
cmd.Stderr = &stderr
if err := cmd.Run(); err != nil {
return errors.New(stderr.String())
}
}
return nil
}