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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| package fir | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "html/template" | ||
|
|
||
| embed "github.com/13rac1/goldmark-embed" | ||
| "github.com/yuin/goldmark" | ||
| "github.com/yuin/goldmark/extension" | ||
| "github.com/yuin/goldmark/parser" | ||
| "github.com/yuin/goldmark/renderer" | ||
| "github.com/yuin/goldmark/renderer/html" | ||
| "k8s.io/klog/v2" | ||
| ) | ||
|
|
||
| var mdparser = markdownParser() | ||
|
|
||
| func markdown(readFile readFileFunc, existFile existFileFunc) func(in string, linenum ...int) template.HTML { | ||
| return func(in string, linenum ...int) template.HTML { | ||
| var indata []byte | ||
| if existFile(in) { | ||
| _, data, err := readFile(in) | ||
| if err != nil { | ||
| klog.Errorln(err) | ||
| return "" | ||
| } | ||
| indata = data | ||
| } else { | ||
| indata = []byte(in) | ||
| } | ||
|
|
||
| if len(linenum) > 0 { | ||
| min := linenum[0] | ||
| var max int | ||
| if len(linenum) > 1 { | ||
| max = linenum[1] | ||
| } | ||
|
|
||
| parts := bytes.SplitN(indata, []byte("\n"), -1) | ||
| if max > len(parts) || max == 0 { | ||
| max = len(parts) | ||
| } | ||
|
|
||
| chunk := parts[min:max] | ||
| indata = bytes.Join(chunk, []byte("\n")) | ||
| } | ||
|
|
||
| var buf bytes.Buffer | ||
| if err := mdparser.Convert(indata, &buf); err != nil { | ||
| klog.Errorln(err) | ||
| return "" | ||
| } | ||
| return template.HTML(buf.String()) | ||
| } | ||
| } | ||
|
|
||
| func markdownParser() goldmark.Markdown { | ||
| var ( | ||
| extensions []goldmark.Extender | ||
| parserOptions []parser.Option | ||
| rendererOptions []renderer.Option | ||
| ) | ||
|
|
||
| rendererOptions = append(rendererOptions, html.WithHardWraps()) | ||
| rendererOptions = append(rendererOptions, html.WithXHTML()) | ||
| rendererOptions = append(rendererOptions, html.WithUnsafe()) | ||
|
|
||
| extensions = append(extensions, extension.Table) | ||
| extensions = append(extensions, extension.Strikethrough) | ||
| extensions = append(extensions, extension.Linkify) | ||
| extensions = append(extensions, extension.TaskList) | ||
| extensions = append(extensions, extension.Typographer) | ||
| extensions = append(extensions, extension.DefinitionList) | ||
| extensions = append(extensions, extension.Footnote) | ||
| extensions = append(extensions, extension.GFM) | ||
| extensions = append(extensions, extension.CJK) | ||
| extensions = append(extensions, embed.New()) | ||
|
|
||
| parserOptions = append(parserOptions, parser.WithAutoHeadingID()) | ||
| parserOptions = append(parserOptions, parser.WithAttribute()) | ||
|
|
||
| md := goldmark.New( | ||
| goldmark.WithExtensions( | ||
| extensions..., | ||
| ), | ||
| goldmark.WithParserOptions( | ||
| parserOptions..., | ||
| ), | ||
| goldmark.WithRendererOptions( | ||
| rendererOptions..., | ||
| ), | ||
| ) | ||
|
|
||
| return md | ||
| } |
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