first commit

.gitignore

@@ -0,0 +1,2 @@
+previews/
+index.html

.gitlab-ci.yml

@@ -0,0 +1,32 @@
+cache:
+  untracked: true
+  paths:
+    - node_modules/
+
+stages:
+  - build
+  - deploy
+
+build:
+  stage: build
+  image: golang:1.12
+  script:
+    - go run main.go
+    - mkdir dist
+    - mv index.html dist/
+    - mv previews/ dist/
+    - mv talks/ dist/
+  artifacts:
+    paths:
+      - dist
+
+deploy:
+  stage: deploy
+  image: node:12-alpine
+  script:
+    - npm i -g netlify-cli
+    - netlify deploy --site $NETLIFY_SITE_ID --auth $NETLIFY_AUTH_TOKEN --prod
+  dependencies:
+    - build
+  only:
+    - master

.netlify/state.json

@@ -0,0 +1,3 @@
+{
+	"siteId": "d76a4d4a-6df9-4f82-8e13-6e71b30fce8f"
+}

go.mod

@@ -0,0 +1,8 @@
+module git.rainbownerds.de/felix/slides.fleaz.me
+
+go 1.13
+
+require (
+	gopkg.in/gographics/imagick.v2 v2.5.0
+	gopkg.in/gographics/imagick.v3 v3.2.0
+)

go.sum

@@ -0,0 +1,4 @@
+gopkg.in/gographics/imagick.v2 v2.5.0 h1:3wOeg/IgtagJtveISUaX9A3F/L/5PxaFHkAz5AzgbgA=
+gopkg.in/gographics/imagick.v2 v2.5.0/go.mod h1:of4TbGX8yMcpgWkWFjha7FsOFr+NjOJ5O1qtKU27Yj0=
+gopkg.in/gographics/imagick.v3 v3.2.0 h1:eUwlkCw2fa20OGu47G39Im8c50S9n/CVkh8PwtOKExA=
+gopkg.in/gographics/imagick.v3 v3.2.0/go.mod h1:HbW83cYCl1jftZi3B/VZpVqsuNi4vW7qUrghjxBiT+8=

main.go

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

netlify.toml

@@ -0,0 +1,2 @@
+[build]
+  publish = "dist"

template.html

@@ -0,0 +1,5 @@
+{{ range . }}
+<h1>{{ .Title }}</h1>
+<img src="{{ .Preview }}" />
+<a href="{{ .Path }}">Download</a>
+{{ end }}