mirror of
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40 lines
841 B
Go
40 lines
841 B
Go
package plugins
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import (
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"fmt"
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"github.com/osteele/gojekyll/tags"
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"github.com/osteele/liquid"
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"github.com/osteele/liquid/render"
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)
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func init() {
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register("jekyll-gist", jekyllGistPlugin{})
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}
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type jekyllGistPlugin struct{ plugin }
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func (p jekyllGistPlugin) ConfigureTemplateEngine(e *liquid.Engine) error {
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e.RegisterTag("gist", gistTag)
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return nil
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}
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func gistTag(ctx render.Context) (string, error) {
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argsline, err := ctx.ExpandTagArg()
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if err != nil {
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return "", err
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}
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args, err := tags.ParseArgs(argsline)
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if err != nil {
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return "", err
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}
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if len(args.Args) < 1 {
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return "", fmt.Errorf("gist tag: missing argument")
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}
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url := fmt.Sprintf("https://gist.github.com/%s.js", args.Args[0])
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if len(args.Args) >= 2 {
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url += fmt.Sprintf("?file=%s", args.Args[1])
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}
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return `<script src=` + url + `> </script>`, nil
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}
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