From e3cafeaf9292f67459ff1d186f68283bfaedf2ae Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Mon, 31 Jan 2022 00:27:37 +0100
Subject: Add dependencies/vendor (whatsapp)

---
 vendor/go.mau.fi/whatsmeow/binary/xml.go | 108 +++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 vendor/go.mau.fi/whatsmeow/binary/xml.go

(limited to 'vendor/go.mau.fi/whatsmeow/binary/xml.go')

diff --git a/vendor/go.mau.fi/whatsmeow/binary/xml.go b/vendor/go.mau.fi/whatsmeow/binary/xml.go
new file mode 100644
index 00000000..0f411890
--- /dev/null
+++ b/vendor/go.mau.fi/whatsmeow/binary/xml.go
@@ -0,0 +1,108 @@
+// Copyright (c) 2021 Tulir Asokan
+//
+// This Source Code Form is subject to the terms of the Mozilla Public
+// License, v. 2.0. If a copy of the MPL was not distributed with this
+// file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+package binary
+
+import (
+	"encoding/hex"
+	"fmt"
+	"sort"
+	"strings"
+	"unicode"
+	"unicode/utf8"
+)
+
+// Options to control how Node.XMLString behaves.
+var (
+	IndentXML            = false
+	MaxBytesToPrintAsHex = 128
+)
+
+// XMLString converts the Node to its XML representation
+func (n *Node) XMLString() string {
+	content := n.contentString()
+	if len(content) == 0 {
+		return fmt.Sprintf("<%[1]s%[2]s/>", n.Tag, n.attributeString())
+	}
+	newline := "\n"
+	if len(content) == 1 || !IndentXML {
+		newline = ""
+	}
+	return fmt.Sprintf("<%[1]s%[2]s>%[4]s%[3]s%[4]s</%[1]s>", n.Tag, n.attributeString(), strings.Join(content, newline), newline)
+}
+
+func (n *Node) attributeString() string {
+	if len(n.Attrs) == 0 {
+		return ""
+	}
+	stringAttrs := make([]string, len(n.Attrs)+1)
+	i := 1
+	for key, value := range n.Attrs {
+		stringAttrs[i] = fmt.Sprintf(`%s="%v"`, key, value)
+		i++
+	}
+	sort.Strings(stringAttrs)
+	return strings.Join(stringAttrs, " ")
+}
+
+func printable(data []byte) string {
+	if !utf8.Valid(data) {
+		return ""
+	}
+	str := string(data)
+	for _, c := range str {
+		if !unicode.IsPrint(c) {
+			return ""
+		}
+	}
+	return str
+}
+
+func (n *Node) contentString() []string {
+	split := make([]string, 0)
+	switch content := n.Content.(type) {
+	case []Node:
+		for _, item := range content {
+			split = append(split, strings.Split(item.XMLString(), "\n")...)
+		}
+	case []byte:
+		if strContent := printable(content); len(strContent) > 0 {
+			if IndentXML {
+				split = append(split, strings.Split(string(content), "\n")...)
+			} else {
+				split = append(split, strings.ReplaceAll(string(content), "\n", "\\n"))
+			}
+		} else if len(content) > MaxBytesToPrintAsHex {
+			split = append(split, fmt.Sprintf("<!-- %d bytes -->", len(content)))
+		} else if !IndentXML {
+			split = append(split, hex.EncodeToString(content))
+		} else {
+			hexData := hex.EncodeToString(content)
+			for i := 0; i < len(hexData); i += 80 {
+				if len(hexData) < i+80 {
+					split = append(split, hexData[i:])
+				} else {
+					split = append(split, hexData[i:i+80])
+				}
+			}
+		}
+	case nil:
+		// don't append anything
+	default:
+		strContent := fmt.Sprintf("%s", content)
+		if IndentXML {
+			split = append(split, strings.Split(strContent, "\n")...)
+		} else {
+			split = append(split, strings.ReplaceAll(strContent, "\n", "\\n"))
+		}
+	}
+	if len(split) > 1 && IndentXML {
+		for i, line := range split {
+			split[i] = "  " + line
+		}
+	}
+	return split
+}
-- 
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