update patch

model/item.go

@@ -8,6 +8,7 @@ import (
 	"log"
 	"net/http"
 	"net/url"
+	"path"
 	"regexp"
 	"strings"
 	"time"
@@ -121,6 +122,26 @@ func (it *Item) fullBody() {
 			video := fmt.Sprintf(tpl, ms[1])
 			it.Summary.Content = video + it.Summary.Content
 		}
+	case strings.HasSuffix(u.Host, "colobu.com"):
+		doc, err := goquery.NewDocumentFromReader(strings.NewReader(it.Summary.Content))
+		if err != nil {
+			return
+		}
+		doc.Find("img").Each(func(i int, e *goquery.Selection) {
+			src, _ := e.Attr("src")
+			if len(src) > 0 && !strings.HasPrefix(src, it.Link()) {
+				full, exx := url.JoinPath(it.Link(), path.Base(src))
+				if exx == nil {
+					e.SetAttr("src", full)
+				}
+			}
+		})
+		htm, err := doc.Html()
+		if err != nil {
+			log.Printf("cannot generate content of %s", uri)
+			return
+		}
+		it.Summary.Content = htm
 	}
 }
 func (it *Item) grabDoc() (doc *goquery.Document, err error) {