Began implementing YAML metadata

This commit is contained in:
Daniel Fichtinger 2024-11-24 19:38:05 -05:00
parent 7915a4bb09
commit 68d2ddb692
6 changed files with 108 additions and 16 deletions

5
go.mod
View file

@ -2,4 +2,7 @@ module github.com/ficcdaf/zona
go 1.23.2 go 1.23.2
require github.com/gomarkdown/markdown v0.0.0-20241105142532-d03b89096d81 // indirect require (
github.com/gomarkdown/markdown v0.0.0-20241105142532-d03b89096d81
gopkg.in/yaml.v3 v3.0.1
)

View file

@ -0,0 +1,65 @@
package convert
import (
"bytes"
"fmt"
"html/template"
"strings"
"gopkg.in/yaml.v3"
)
type PageData struct {
Title string
Icon string
Stylesheet string
Header template.HTML
Content template.HTML
NextPost template.HTML
PrevPost template.HTML
Footer template.HTML
}
func processWithYaml(f []byte) (Metadata, []byte, error) {
// Check if the file has valid metadata
if !bytes.HasPrefix(f, []byte("---\n")) {
// No valid yaml, so return the entire content
return nil, f, nil
}
// Separate YAML from rest of document
split := strings.SplitN(string(f), "---\n", 3)
if len(split) < 3 {
return nil, nil, fmt.Errorf("Invalid frontmatter format.")
}
var metadata Metadata
// Parse YAML
if err := yaml.Unmarshal([]byte(split[1]), &metadata); err != nil {
return nil, nil, err
}
return metadata, []byte(split[2]), nil
}
func ConvertFile(in string, out string) error {
mdPre, err := ReadFile(in)
if err != nil {
return err
}
metadata, md, err := processWithYaml(mdPre)
if err != nil {
return err
}
title, ok := metadata["title"].(string)
if !ok {
fmt.Println("No title in page.")
} else {
fmt.Println("Title found: ", title)
}
html, err := MdToHTML(md)
if err != nil {
return err
}
err = WriteFile(html, out)
return err
}

View file

@ -21,7 +21,7 @@ func MdToHTML(md []byte) ([]byte, error) {
doc := p.Parse(md) doc := p.Parse(md)
// build HTML renderer // build HTML renderer
htmlFlags := html.CommonFlags | html.HrefTargetBlank | html.CompletePage htmlFlags := html.CommonFlags | html.HrefTargetBlank
opts := html.RendererOptions{Flags: htmlFlags} opts := html.RendererOptions{Flags: htmlFlags}
renderer := newZonaRenderer(opts) renderer := newZonaRenderer(opts)
@ -131,19 +131,6 @@ func CopyFile(inPath string, outPath string) error {
} }
} }
func ConvertFile(in string, out string) error {
md, err := ReadFile(in)
if err != nil {
return err
}
html, err := MdToHTML(md)
if err != nil {
return err
}
err = WriteFile(html, out)
return err
}
func ChangeExtension(in string, outExt string) string { func ChangeExtension(in string, outExt string) string {
return strings.TrimSuffix(in, filepath.Ext(in)) + outExt return strings.TrimSuffix(in, filepath.Ext(in)) + outExt
} }

View file

@ -60,7 +60,6 @@ func processFile(inPath string, entry fs.DirEntry, err error, outRoot string) er
if !entry.IsDir() { if !entry.IsDir() {
ext := filepath.Ext(inPath) ext := filepath.Ext(inPath)
outPath := replaceRoot(inPath, outRoot) outPath := replaceRoot(inPath, outRoot)
// fmt.Println("NewRoot: ", outPath)
switch ext { switch ext {
case ".md": case ".md":
fmt.Println("Processing markdown...") fmt.Println("Processing markdown...")

28
templates/article.html Normal file
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@ -0,0 +1,28 @@
<!doctype html>
<html>
<head>
<title>{{ .Title }}</title>
<link rel="icon" href="{{ .Icon }}" type="image/x-icon" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<meta charset="UTF-8" />
<link
href="{{ .Stylesheet }}"
rel="stylesheet"
type="text/css"
media="all"
/>
</head>
<body>
<div id="container">
<header id="header">{{ .Header }}</header>
<article id="content">
{{ .Content }}
<nav id="nextprev">
{{ .NextPost }}<br />
{{ .PrevPost }}
</nav>
</article>
<footer id="footer">{{ .Footer }}</footer>
</div>
</body>
</html>

10
test/yamltest.md Normal file
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@ -0,0 +1,10 @@
---
title: Yaml testing file
---
# My amazing markdown file!
I can _even_ do **this**!
- Or, I could...
- [Link](page.md) to this file