112 lines
2.5 KiB
Go
112 lines
2.5 KiB
Go
package main
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import (
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"context"
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"log"
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"os"
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"path/filepath"
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"strings"
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"text/template"
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"github.com/google/go-github/v48/github"
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"golang.org/x/oauth2"
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)
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const (
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postFilesPath = "posts"
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templatePostPath = "templates/post.html"
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generatedPath = "docs"
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extHTML = ".html"
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mimeTypeHTML = "text/html"
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mimeTypeCSS = "text/css"
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)
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type templatePostData struct {
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Body string
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}
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func main() {
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ctx := context.Background()
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// Cleanup generated path
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if err := os.RemoveAll(generatedPath); err != nil {
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log.Fatalln("Failed to remove all", generatedPath, err)
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}
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if err := os.MkdirAll(generatedPath, 0o777); err != nil {
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log.Fatalln("Failed to mkdir all", generatedPath)
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}
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// Read post files directory
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postFiles, err := os.ReadDir(postFilesPath)
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if err != nil {
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log.Fatalln("Failed to read dir", postFilesPath)
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}
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// Prepare template
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templatePostBytes, err := os.ReadFile(templatePostPath)
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if err != nil {
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log.Fatalln("Failed to read file", templatePostPath, err)
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}
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templatePost, err := template.New("post").Parse(string(templatePostBytes))
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if err != nil {
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log.Fatalln("Failed to parse template", err)
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}
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// Prepare GitHub
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ghAccessTokenBytes, err := os.ReadFile(".github_access_token")
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if err != nil {
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log.Fatalln("Failed to read file", ".github_access_token", err)
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}
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ghTokenSrc := oauth2.StaticTokenSource(
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&oauth2.Token{
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AccessToken: string(ghAccessTokenBytes),
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},
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)
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ghHTTPClient := oauth2.NewClient(ctx, ghTokenSrc)
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ghClient := github.NewClient(ghHTTPClient)
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// Generate post files
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for _, postFile := range postFiles {
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if postFile.IsDir() {
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continue
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}
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// Prepare post file
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mdFilename := filepath.Join(postFilesPath, postFile.Name())
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mdFileBytes, err := os.ReadFile(mdFilename)
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if err != nil {
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log.Fatalln("Failed to read file", mdFilename, err)
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}
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ghMarkdown, _, err := ghClient.Markdown(ctx, string(mdFileBytes), &github.MarkdownOptions{
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Mode: "markdown",
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})
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if err != nil {
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log.Fatalln("Failed to GitHub markdown", err)
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}
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// Prepare html file
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htmlFilename := strings.TrimSuffix(postFile.Name(), filepath.Ext(postFile.Name())) + extHTML
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htmlFilepath := filepath.Join(generatedPath, htmlFilename)
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htmlFile, err := os.OpenFile(htmlFilepath, os.O_RDWR|os.O_CREATE, 0o600)
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if err != nil {
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log.Fatalln("Failed to open file", htmlFilepath, err)
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}
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if err := templatePost.Execute(htmlFile, templatePostData{
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Body: ghMarkdown,
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}); err != nil {
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log.Fatalln("Failed to execute html template", err)
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}
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htmlFile.Close()
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}
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}
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