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parser.go
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/
parser.go
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package parser
import (
"fmt"
"time"
)
// Item contains relevant feed item information.
type Item struct {
Title string
Link string
Date *time.Time
Content *string
}
// Image is a feed's image.
type Image struct {
URL string
}
// Feed contains relevant feed information.
type Feed struct {
Title string
Link string
Image *Image
Items []*Item
}
type logger interface {
Error(string, ...interface{})
}
// Parse returns a parsed feed.
func Parse(data []byte, logger logger) (*Feed, error) {
switch detectType(data) {
case feedTypeRSS:
return parseRSS(data, logger)
case feedTypeRDF:
return parseRDF(data, logger)
case feedTypeJSON:
return parseJSON(data, logger)
case feedTypeAtom03:
return parseAtom03(data, logger)
case feedTypeAtom10:
return parseAtom10(data, logger)
case feedTypeUnknown:
fallthrough
default:
return nil, fmt.Errorf("unkwown type")
}
}