Generate page from yaml config

.envrc

@@ -0,0 +1 @@
+use nix

.forgejo/workflows/deploy.yaml

@@ -32,7 +32,7 @@ jobs:
           go run main.go
           mv index.html dist/
           mv previews/ dist/
-          mv talks/ dist/
+          mv pdf/ dist/
 
       - uses: https://github.com/jakejarvis/s3-sync-action@master
         with:

go.mod

@@ -1,8 +1,10 @@
 module git.rainbownerds.de/felix/slides.fleaz.me
 
-go 1.21
+go 1.22
+
+toolchain go1.24.4
 
 require (
-	gopkg.in/gographics/imagick.v2 v2.6.4
-	gopkg.in/gographics/imagick.v3 v3.5.3
+	gopkg.in/gographics/imagick.v3 v3.7.2
+	gopkg.in/yaml.v2 v2.4.0
 )

go.sum

@@ -1,4 +1,6 @@
-gopkg.in/gographics/imagick.v2 v2.6.4 h1:H7UgF2ZAdV85sMB9YU2c6r3dpp9SP4N6UF+bG3OK728=
-gopkg.in/gographics/imagick.v2 v2.6.4/go.mod h1:/QVPLV/iKdNttRKthmDkeeGg+vdHurVEPc8zkU0XgBk=
-gopkg.in/gographics/imagick.v3 v3.5.3 h1:Ho8/2Uu76Y1Z5P65dUBhh5ZeKS3ZcvYH12amWZNpSFA=
-gopkg.in/gographics/imagick.v3 v3.5.3/go.mod h1:+Q9nyA2xRZXrDyTtJ/eko+8V/5E7bWYs08ndkZp8UmA=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/gographics/imagick.v3 v3.7.2 h1:PmsYCf60YS/7f1omBTDaoS6yp4817Wv61S0JpWH4cMc=
+gopkg.in/gographics/imagick.v3 v3.7.2/go.mod h1:7I4S9VWdwr88yzYi7g+ZL4H8oZuH9cmSQI7GsZCcYFM=
+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=

main.go

@@ -4,66 +4,62 @@ import (
 	"fmt"
 	"html/template"
 	"os"
-	"path/filepath"
-	"regexp"
+	"sort"
 
-	"gopkg.in/gographics/imagick.v2/imagick"
+	"gopkg.in/gographics/imagick.v3/imagick"
+	"gopkg.in/yaml.v2"
 )
 
 type Talk struct {
 	Title       string
+	Date        string
 	Preview     string
-	Path        string
+	PDF         string
 	Description string
 }
 
-func generatePreview(path string) Talk {
-	r := regexp.MustCompile("talks\\/(.*)\\.pdf")
-	result := r.FindStringSubmatch(path)
-	imagePath := fmt.Sprintf("previews/%s.jpg", result[1])
+func generatePreview(path string) {
+	pdfPath := fmt.Sprintf("pdfs/%s", path)
+	imagePath := fmt.Sprintf("previews/%s.png", path)
 	mw := imagick.NewMagickWand()
 	defer mw.Destroy()
-	err := mw.ReadImage(path)
+	fmt.Println(pdfPath)
+	err := mw.ReadImage(pdfPath)
 	if err != nil {
 		panic(err)
 	}
 	mw.SetIteratorIndex(0)
-	mw.SetImageFormat("jpg")
+	mw.SetImageFormat("png")
 	err = mw.WriteImage(imagePath)
 	if err != nil {
 		panic(err)
 	}
-	return Talk{Title: result[1], Preview: imagePath, Path: path, Description: "Lorem ipsum dolor sit amet, consetetur sadipscing elitr, sed diam nonumy eirmod tempor invidunt ut labore et dolore magna aliquyam erat, sed diam voluptua."}
 }
 
 func main() {
 
-	var files []string
+	data, err := os.ReadFile("talks.yaml")
+	if err != nil {
+		panic(err)
+	}
 
-	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
-	})
+	var talks []Talk
+
+	err = yaml.Unmarshal(data, &talks)
 	if err != nil {
 		panic(err)
 	}
 
 	imagick.Initialize()
 	defer imagick.Terminate()
-	var data []Talk
-	for _, file := range files {
-		t := generatePreview(file)
-		data = append(data, t)
+
+	for _, t := range talks {
+		generatePreview(t.PDF)
 	}
 
-	for i := len(data)/2 - 1; i >= 0; i-- {
-		opp := len(data) - 1 - i
-		data[i], data[opp] = data[opp], data[i]
-	}
+	sort.Slice(talks, func(i, j int) bool {
+		return talks[i].Date > talks[j].Date
+	})
 
 	tmpl, err := template.ParseFiles("template.html")
 	if err != nil {
@@ -76,5 +72,5 @@ func main() {
 	}
 	defer f.Close()
 
-	tmpl.Execute(f, data)
+	tmpl.Execute(f, talks)
 }

shell.nix

@@ -0,0 +1,11 @@
+{ pkgs ? import <nixpkgs> {} }:
+
+pkgs.mkShell {
+  buildInputs = with pkgs; [
+    pkg-config
+    imagemagick
+    gcc
+    ghostscript
+  ];
+
+}

talks.yaml

@@ -0,0 +1,52 @@
+---
+
+- date: 2025-07-25
+  title: "Einfach mal Nix machen!"
+  pdf: nixos.pdf
+  description: "Description comming soon..."
+
+- date: 2016-10-18
+  title: B.Sc. Endvortrag
+  pdf: bsc.pdf
+  description: "Description comming soon..."
+
+- date: 2016-12-13
+  title: RSpamd
+  pdf: rspamd.pdf
+  description: "Description comming soon..."
+
+
+- date: 2017-06-06
+  title: "BorgBackup"
+  pdf: borgbackup.pdf
+  description: "Description comming soon..."
+
+- date: 2018-10-20
+  title: "Hacktoberfest 2018 @ CCCDA"
+  pdf: hacktoberfest18.pdf
+  description: "Description comming soon..."
+
+- date: 2018-10-30
+  title: "WikiSpy"
+  pdf: wikispy.pdf
+  description: "Description comming soon..."
+
+- date: 2019-02-22
+  title: 
+  pdf: 3d-printing.pdf
+  description: "Description comming soon..."
+
+- date: 2019-03-07
+  title: "git happens ¯__(ツ)__¯"
+  pdf: git.pdf
+  description: "Description comming soon..."
+
+- date: 2019-10-19
+  title: "Hacktoberfest 2019 @ CCCDA"
+  pdf: hacktoberfest19.pdf
+  description: "Description comming soon..."
+
+- date: 2022-12-29
+  title: "Mechanical Keyboards"
+  pdf: keebs.pdf
+  description: "Description comming soon..."

template.html

@@ -15,6 +15,9 @@
             margin: 20px;
             padding: 20px;
         }
+        .description {
+            margin: 20px;
+        }
     </style>
 </head>
 
@@ -22,13 +25,12 @@
     <div class="container mx-auto">
     {{ range . }}
         <div class="block clearfix">
-            <a href="{{ .Path }}">
-                <span class="text-2xl underline">{{ .Title }}</span>
-                <img class="h-48 float-right shadow-xl" src="{{ .Preview }}" />
-                <p>
+            <span class="text-2xl underline">{{ .Title }} ({{ .Date }})</span>
+                <img class="h-48 float-right shadow-xl" src="previews/{{ .PDF }}.png" />
+                <p class="description">
                     {{ .Description }}
                 </p>
-            </a>
+            <a href="talks/{{ .PDF }}">Download PDF</a>
         </div>
     {{ end }}
     </div>