func (t *TechCrunch) Posts(url string) (posts []types.Post) {
doc := t.Load(url)
channel := make(chan types.Post)
s := doc.Find("ul.river li .block-content")
for i := range s.Nodes {
go func(s *goquery.Selection) {
title := s.Find("h2.post-title").Text()
url, exists := s.Find("h2.post-title > a").Attr("href")
post := types.Post{Title: title, Url: url}
if exists {
t.Meta(url, &post)
}
t.debug("%s", post.Json())
channel <- post
}(s.Eq(i))
}
for {
select {
case p := <-channel:
posts = append(posts, p)
t.debug("Length types.Posts: %d", len(posts))
t.debug("Length Nodes: %d", len(s.Nodes))
if len(s.Nodes) == len(posts) {
t.spinner.Stop()
return posts
}
case <-time.After(50 * time.Millisecond):
t.spinner.Start()
}
}
}
func (t *TechCrunch) Meta(url string, post *types.Post) {
doc := t.Load(url)
t.debug("Loading: %s", url)
m := new(types.Meta)
doc.Find("meta").Each(func(i int, s *goquery.Selection) {
t, e := s.Attr("name")
if e {
val, _ := s.Attr("content")
switch t {
case "tag":
m.Tags = append(m.Tags, val)
break
case "category":
m.Categories = append(m.Categories, val)
break
case "timestamp":
layout := ""
t, _ := time.Parse(layout, val)
m.Time = t
break
case "author":
m.Author = val
break
case "description":
m.Description = val
break
case "content":
m.Content = val
break
}
}
})
post.Meta = *m
}