コード例 #1
0
ファイル: extractor.go プロジェクト: minond/GoOse
func (this *contentExtractor) getSiblingsContent(currentSibling *goquery.Selection, baselinescoreSiblingsPara float64) []*goquery.Selection {
	ps := make([]*goquery.Selection, 0)
	if currentSibling.Get(0).DataAtom.String() == "p" && len(currentSibling.Text()) > 0 {
		ps = append(ps, currentSibling)
		return ps
	} else {
		potentialParagraphs := currentSibling.Find("p")
		potentialParagraphs.Each(func(i int, s *goquery.Selection) {
			text := s.Text()
			if len(text) > 0 {
				ws := this.config.stopWords.stopWordsCount(this.config.targetLanguage, text)
				paragraphScore := ws.stopWordCount
				siblingBaselineScore := 0.30
				highLinkDensity := this.isHighLinkDensity(s)
				score := siblingBaselineScore * baselinescoreSiblingsPara
				if score < float64(paragraphScore) && !highLinkDensity {
					node := new(html.Node)
					node.Type = html.TextNode
					node.Data = text
					node.DataAtom = atom.P
					nodes := make([]*html.Node, 1)
					nodes[0] = node
					newSelection := new(goquery.Selection)
					newSelection.Nodes = nodes
					ps = append(ps, newSelection)
				}
			}

		})
	}
	return ps
}
コード例 #2
0
ファイル: extractor.go プロジェクト: minond/GoOse
//adds any siblings that may have a decent score to this node
func (this *contentExtractor) addSiblings(topNode *goquery.Selection) *goquery.Selection {
	if this.config.debug {
		log.Println("Starting to add siblings")
	}
	baselinescoreSiblingsPara := this.getSiblingsScore(topNode)
	results := this.walkSiblings(topNode)
	for _, currentNode := range results {
		ps := this.getSiblingsContent(currentNode, float64(baselinescoreSiblingsPara))
		for _, p := range ps {
			nodes := make([]*html.Node, len(topNode.Nodes)+1)
			nodes[0] = p.Get(0)
			for i, node := range topNode.Nodes {
				nodes[i+1] = node
			}
			topNode.Nodes = nodes
		}
	}
	return topNode
}
コード例 #3
0
ファイル: parser.go プロジェクト: postfix/GoOse
func (p Parser) clear(selection *goquery.Selection) {
	selection.Nodes = make([]*html.Node, 0)
}