дополнительные варианты поиска контента

Роман Бородин 2024-05-15 16:35:31 +03:00
parent 546a05f94b
commit dc3bbfce4d
1 changed files with 28 additions and 12 deletions

View File

@ -31,7 +31,7 @@ type Item struct {
// NewItem creates a new microdata item
func NewItem() *Item {
return &Item{
Properties: make(propertyMap, 0),
Properties: make(propertyMap),
Types: make([]string, 0),
}
}
@ -104,7 +104,7 @@ func (p *Parser) Parse() (*Microdata, error) {
}
topLevelItemNodes := make([]*html.Node, 0)
p.identifiedNodes = make(map[string]*html.Node, 0)
p.identifiedNodes = make(map[string]*html.Node)
walk(tree, func(n *html.Node) {
if n.Type == html.ElementNode {
@ -171,39 +171,47 @@ func (p *Parser) readItem(item *Item, node *html.Node) *Item {
}
}
} else {
var propertyValue string
var propertyValue *string
switch node.DataAtom {
case atom.Meta:
if val, exists := getAttr("content", node); exists {
propertyValue = val
propertyValue = &val
}
case atom.Audio, atom.Embed, atom.Iframe, atom.Img, atom.Source, atom.Track, atom.Video:
if urlValue, exists := getAttr("src", node); exists {
if parsedURL, err := p.base.Parse(urlValue); err == nil {
propertyValue = parsedURL.String()
parsedStr := parsedURL.String()
propertyValue = &parsedStr
}
}
case atom.A, atom.Area, atom.Link:
if urlValue, exists := getAttr("href", node); exists {
if parsedURL, err := p.base.Parse(urlValue); err == nil {
propertyValue = parsedURL.String()
parsedStr := parsedURL.String()
propertyValue = &parsedStr
}
}
case atom.Object:
if urlValue, exists := getAttr("data", node); exists {
propertyValue = urlValue
propertyValue = &urlValue
}
case atom.Data, atom.Meter:
if urlValue, exists := getAttr("value", node); exists {
propertyValue = urlValue
propertyValue = &urlValue
}
case atom.Time:
if urlValue, exists := getAttr("datetime", node); exists {
propertyValue = urlValue
propertyValue = &urlValue
}
default:
// The "content" attribute can be found on other tags besides the meta tag.
if val, ok := getAttr("content", node); ok {
propertyValue = &val
break
}
var text bytes.Buffer
walk(node, func(n *html.Node) {
if n.Type == html.TextNode {
@ -211,14 +219,22 @@ func (p *Parser) readItem(item *Item, node *html.Node) *Item {
}
})
propertyValue = text.String()
val := text.String()
propertyValue = &val
}
if len(propertyValue) > 0 {
if propertyValue == nil {
if val, ok := getAttr("content", node); ok {
propertyValue = &val
}
}
if propertyValue != nil {
for _, propertyName := range strings.Split(strings.TrimSpace(itemprop), " ") {
propertyName = strings.TrimSpace(propertyName)
if propertyName != "" {
item.AddString(propertyName, propertyValue)
item.AddString(propertyName, *propertyValue)
}
}
}