1 files changed, 0 insertions, 118 deletions
diff --git a/reader/feed/parser.go b/reader/feed/parser.go
deleted file mode 100644
index 0c7f51c..0000000
--- a/reader/feed/parser.go
+++ /dev/null
@@ -1,118 +0,0 @@
-// Copyright 2017 Frédéric Guillot. All rights reserved.
-// Use of this source code is governed by the Apache 2.0
-// license that can be found in the LICENSE file.
-
-package feed // import "miniflux.app/reader/feed"
-
-import (
-	"bytes"
-	"encoding/xml"
-	"io"
-	"strings"
-	"time"
-
-	"miniflux.app/errors"
-	"miniflux.app/logger"
-	"miniflux.app/model"
-	"miniflux.app/reader/atom"
-	"miniflux.app/reader/encoding"
-	"miniflux.app/reader/json"
-	"miniflux.app/reader/rdf"
-	"miniflux.app/reader/rss"
-	"miniflux.app/timer"
-)
-
-// List of feed formats.
-const (
-	FormatRDF     = "rdf"
-	FormatRSS     = "rss"
-	FormatAtom    = "atom"
-	FormatJSON    = "json"
-	FormatUnknown = "unknown"
-)
-
-// DetectFeedFormat detect feed format from input data.
-func DetectFeedFormat(r io.Reader) string {
-	defer timer.ExecutionTime(time.Now(), "[Feed:DetectFeedFormat]")
-
-	var buffer bytes.Buffer
-	tee := io.TeeReader(r, &buffer)
-
-	decoder := xml.NewDecoder(tee)
-	decoder.CharsetReader = encoding.CharsetReader
-
-	for {
-		token, _ := decoder.Token()
-		if token == nil {
-			break
-		}
-
-		if element, ok := token.(xml.StartElement); ok {
-			switch element.Name.Local {
-			case "rss":
-				return FormatRSS
-			case "feed":
-				return FormatAtom
-			case "RDF":
-				return FormatRDF
-			}
-		}
-	}
-
-	if strings.HasPrefix(strings.TrimSpace(buffer.String()), "{") {
-		return FormatJSON
-	}
-
-	return FormatUnknown
-}
-
-func parseFeed(r io.Reader) (*model.Feed, *errors.LocalizedError) {
-	defer timer.ExecutionTime(time.Now(), "[Feed:ParseFeed]")
-
-	var buffer bytes.Buffer
-	size, _ := io.Copy(&buffer, r)
-	if size == 0 {
-		return nil, errors.NewLocalizedError(errEmptyFeed)
-	}
-
-	str := stripInvalidXMLCharacters(buffer.String())
-	reader := strings.NewReader(str)
-	format := DetectFeedFormat(reader)
-	reader.Seek(0, io.SeekStart)
-
-	switch format {
-	case FormatAtom:
-		return atom.Parse(reader)
-	case FormatRSS:
-		return rss.Parse(reader)
-	case FormatJSON:
-		return json.Parse(reader)
-	case FormatRDF:
-		return rdf.Parse(reader)
-	default:
-		return nil, errors.NewLocalizedError("Unsupported feed format")
-	}
-}
-
-func stripInvalidXMLCharacters(input string) string {
-	return strings.Map(func(r rune) rune {
-		if isInCharacterRange(r) {
-			return r
-		}
-
-		logger.Debug("Strip invalid XML characters: %U", r)
-		return -1
-	}, input)
-}
-
-// Decide whether the given rune is in the XML Character Range, per
-// the Char production of http://www.xml.com/axml/testaxml.htm,
-// Section 2.2 Characters.
-func isInCharacterRange(r rune) (inrange bool) {
-	return r == 0x09 ||
-		r == 0x0A ||
-		r == 0x0D ||
-		r >= 0x20 && r <= 0xDF77 ||
-		r >= 0xE000 && r <= 0xFFFD ||
-		r >= 0x10000 && r <= 0x10FFFF
-}