remove author column from articles

cmd/crawler/collectors/spiegel.go

@@ -59,7 +59,7 @@ func (c *Collector) ExtractSpiegel(url string, body []byte) error {
 	whitespace := regexp.MustCompile(`\s+`)
 
 	var exists bool
-	var pagetype, title, content, datestr, author string
+	var pagetype, title, content, datestr string
 	var tag *goquery.Selection
 	var date time.Time
 
@@ -113,13 +113,6 @@ func (c *Collector) ExtractSpiegel(url string, body []byte) error {
 		return err
 	}
 
-	// get author
-	tag = doc.Find("meta[name='author']")
-	author, exists = tag.Attr("content")
-	if !exists {
-		return errors.New("unable to extract article, no author tag")
-	}
-
 	// get content
 	tag = doc.Find("main[id='Inhalt'] div > p")
 
@@ -139,7 +132,6 @@ func (c *Collector) ExtractSpiegel(url string, body []byte) error {
 		FetchDate:   time.Now(),
 		Title:       title,
 		Content:     content,
-		Author:      author,
 	}
 
 	err = c.Articles.Insert(&article)