From 33fdb2c489727f8af972d69506fef02c121c4fd0 Mon Sep 17 00:00:00 2001
From: Frédéric Guillot <fred@miniflux.net>
Date: Sun, 22 Dec 2019 22:18:21 -0800
Subject: Add support for Atom 0.3

---
 reader/atom/atom_common.go | 68 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 reader/atom/atom_common.go

(limited to 'reader/atom/atom_common.go')

diff --git a/reader/atom/atom_common.go b/reader/atom/atom_common.go
new file mode 100644
index 0000000..85e6b29
--- /dev/null
+++ b/reader/atom/atom_common.go
@@ -0,0 +1,68 @@
+// Copyright 2019 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 atom // import "miniflux.app/reader/atom"
+
+import "strings"
+
+type atomPerson struct {
+	Name  string `xml:"name"`
+	Email string `xml:"email"`
+}
+
+func (a *atomPerson) String() string {
+	name := ""
+
+	switch {
+	case a.Name != "":
+		name = a.Name
+	case a.Email != "":
+		name = a.Email
+	}
+
+	return strings.TrimSpace(name)
+}
+
+type atomLink struct {
+	URL    string `xml:"href,attr"`
+	Type   string `xml:"type,attr"`
+	Rel    string `xml:"rel,attr"`
+	Length string `xml:"length,attr"`
+}
+
+type atomLinks []*atomLink
+
+func (a atomLinks) originalLink() string {
+	for _, link := range a {
+		if strings.ToLower(link.Rel) == "alternate" {
+			return strings.TrimSpace(link.URL)
+		}
+
+		if link.Rel == "" && link.Type == "" {
+			return strings.TrimSpace(link.URL)
+		}
+	}
+
+	return ""
+}
+
+func (a atomLinks) firstLinkWithRelation(relation string) string {
+	for _, link := range a {
+		if strings.ToLower(link.Rel) == relation {
+			return strings.TrimSpace(link.URL)
+		}
+	}
+
+	return ""
+}
+
+func (a atomLinks) firstLinkWithRelationAndType(relation, contentType string) string {
+	for _, link := range a {
+		if strings.ToLower(link.Rel) == relation && strings.ToLower(link.Type) == contentType {
+			return strings.TrimSpace(link.URL)
+		}
+	}
+
+	return ""
+}
-- 
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