// Create the example presentation slides.
func createExampleSlides(presentationPath string) {
// Create slides file.
file, error := os.Create(path.Join(presentationPath, "slides.md"))
if error != nil {
log.Fatal(error)
}
// Write contents of example slides to slides file.
writer := bufio.NewWriter(file)
slides, _ := bindata.Asset("assets/slides.md")
writer.Write(slides)
writer.Flush()
}
// Create the example presentation theme.
func createExampleTheme(presentationPath string) {
error := os.Mkdir(path.Join(presentationPath, "css"), 0777)
if error != nil {
log.Fatal(error)
}
// Create theme file.
file, error := os.Create(path.Join(presentationPath, "css", "theme.css"))
if error != nil {
log.Fatal(error)
}
// Write contents of example theme to theme file.
writer := bufio.NewWriter(file)
theme, _ := bindata.Asset("assets/theme.css")
writer.Write(theme)
writer.Flush()
}
// Serve the presentation.
func Serve(c *cli.Context) {
master := c.Bool("master")
theme := c.String("theme")
// Get the presentation path from the command line, or grab the current directory.
presentationPath, _ := os.Getwd()
if len(c.Args()) > 0 {
presentationPath = c.Args()[0]
}
// Check if the path is relative.
if !pathIsAbsolute(presentationPath) {
presentationPath, _ = filepath.Abs(presentationPath)
}
// Check if there is a presentation file present.
if fileExists(path.Join(presentationPath, "slides.md")) {
log.Printf("slides.md does not exist at %s\n", presentationPath)
os.Exit(1)
}
// Check if a theme was passed.
if themeExists(theme) {
log.Printf("Using build-in theme [%s]\n", theme)
http.Handle("/css/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, "themes/" + theme}))
http.Handle("/fonts/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, "themes/" + theme}))
} else {
if !fileExists(path.Join(presentationPath, "css", "theme.css")) {
log.Println("Found a theme in the css directory, using it...")
http.Handle("/css/", http.FileServer(http.Dir(presentationPath)))
http.Handle("/fonts/", http.FileServer(http.Dir(presentationPath)))
} else {
log.Println("No theme found ...")
}
}
// Handle the slides.
http.HandleFunc("/slides.md", func(w http.ResponseWriter, r *http.Request) {
t, _ := template.ParseFiles(path.Join(presentationPath, "slides.md"))
t.Execute(w, "")
})
// Handle images.
http.HandleFunc("/img/", func(w http.ResponseWriter, r *http.Request) {
http.ServeFile(w, r, path.Join(presentationPath, r.URL.Path))
})
// Handle reveal.js files.
http.Handle("/reveal.js/css/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, ""}))
http.Handle("/reveal.js/js/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, ""}))
http.Handle("/reveal.js/lib/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, ""}))
http.Handle("/reveal.js/plugin/", http.FileServer(&assetfs.AssetFS{bindata.Asset, bindata.AssetDir, bindata.AssetInfo, ""}))
// Handle the website.
http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
opt := &Option{Markdown: "slides.md", Master: master}
indexHTML, _ := bindata.Asset("assets/index.html")
indexTemplate := template.Must(template.New("index").Parse(string(indexHTML)))
indexTemplate.Execute(w, opt)
})
log.Println("Serving presentation on http://localhost:8989")
log.Println("Opening browser and redirecting to the presentation, press Ctrl-C to stop ...")
browser.OpenURL("http://localhost:8989")
err := http.ListenAndServe(":8989", nil)
log.Fatalf("Error while serving slides: %s\n", err.Error())
}