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// Copyright 2017 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package rewrite
import (
"regexp"
"strings"
"github.com/PuerkitoBio/goquery"
)
var (
youtubeRegex = regexp.MustCompile(`youtube\.com/watch\?v=(.*)`)
)
func addImageTitle(entryURL, entryContent string) string {
doc, err := goquery.NewDocumentFromReader(strings.NewReader(entryContent))
if err != nil {
return entryContent
}
imgTag := doc.Find("img").First()
if titleAttr, found := imgTag.Attr("title"); found {
return entryContent + `<blockquote cite="` + entryURL + `">` + titleAttr + "</blockquote>"
}
return entryContent
}
func addYoutubeVideo(entryURL, entryContent string) string {
matches := youtubeRegex.FindStringSubmatch(entryURL)
if len(matches) == 2 {
video := `<iframe width="650" height="350" frameborder="0" src="https://www.youtube-nocookie.com/embed/` + matches[1] + `" allowfullscreen></iframe>`
return video + "<p>" + entryContent + "</p>"
}
return entryContent
}
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