68 lines
1.2 KiB
Go
68 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"html/template"
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"os"
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"path/filepath"
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"regexp"
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"gopkg.in/gographics/imagick.v3/imagick"
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)
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type Talk struct {
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Title string
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Preview string
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Path string
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}
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func generatePreview(path string) Talk {
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r := regexp.MustCompile("talks\\/(.*)\\.pdf")
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result := r.FindStringSubmatch(path)
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imagePath := fmt.Sprintf("previews/%s.jpg", result[1])
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mw := imagick.NewMagickWand()
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defer mw.Destroy()
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mw.ReadImage(path)
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mw.SetIteratorIndex(0)
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mw.SetImageFormat("jpg")
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mw.WriteImage(imagePath)
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return Talk{Title: result[1], Preview: imagePath, Path: path}
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}
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func main() {
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var files []string
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root := "talks/"
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err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
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if info.IsDir() {
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return nil
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}
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files = append(files, path)
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return nil
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})
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if err != nil {
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panic(err)
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}
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imagick.Initialize()
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defer imagick.Terminate()
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var data []Talk
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for _, file := range files {
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t := generatePreview(file)
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data = append(data, t)
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}
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tmpl, err := template.ParseFiles("template.html")
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if err != nil {
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panic(err)
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}
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f, err := os.Create("index.html")
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if err != nil {
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panic(err)
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}
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defer f.Close()
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tmpl.Execute(f, data)
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}
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