fix multi-line strings not being parsed correctly in config.ini (#651)

* fix multi-line strings not being parsed correctly in `config.ini`

* add tests

main.go

@@ -644,7 +644,7 @@ body {
 `
 
 func parseIni(filename string) (args []string, err error) {
-	cfg, err := ini.LoadSources(ini.LoadOptions{IgnoreInlineComment: false}, filename)
+	cfg, err := ini.LoadSources(ini.LoadOptions{IgnoreInlineComment: false, AllowPythonMultilineValues: true}, filename)
 	if err != nil {
 		return nil, err
 	}

main_test.go

@@ -0,0 +1,25 @@
+package main
+
+import (
+	"crypto/x509"
+	"encoding/pem"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestValidSignatureKey(t *testing.T) {
+	testfile := filepath.Join("test", "testdata", "test.ini")
+	args, err := parseIni(testfile)
+	require.NoError(t, err)
+	require.NotNil(t, args)
+	err = iniConf.Parse(args)
+	require.NoError(t, err)
+	print(*signatureKey)
+	block, _ := pem.Decode([]byte(*signatureKey))
+	require.NotNil(t, block)
+	key, err := x509.ParsePKIXPublicKey(block.Bytes)
+	require.NoError(t, err)
+	require.NotNil(t, key)
+}

systray/systray_real.go

@@ -182,7 +182,7 @@ func getConfigs() []configIni {
 	err := filepath.Walk(dest, func(path string, f os.FileInfo, _ error) error {
 		if !f.IsDir() {
 			if filepath.Ext(path) == ".ini" {
-				cfg, err := ini.LoadSources(ini.LoadOptions{IgnoreInlineComment: true}, filepath.Join(dest, f.Name()))
+				cfg, err := ini.LoadSources(ini.LoadOptions{IgnoreInlineComment: true, AllowPythonMultilineValues: true}, filepath.Join(dest, f.Name()))
 				if err != nil {
 					return err
 				}

test/testdata/test.ini

@@ -0,0 +1,9 @@
+signatureKey = -----BEGIN PUBLIC KEY-----
+ MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvc0yZr1yUSen7qmE3cxF
+ IE12rCksDnqR+Hp7o0nGi9123eCSFcJ7CkIRC8F+8JMhgI3zNqn4cUEn47I3RKD1
+ ZChPUCMiJCvbLbloxfdJrUi7gcSgUXrlKQStOKF5Iz7xv1M4XOP3JtjXLGo3EnJ1
+ pFgdWTOyoSrA8/w1rck4c/ISXZSinVAggPxmLwVEAAln6Itj6giIZHKvA2fL2o8z
+ CeK057Lu8X6u2CG8tRWSQzVoKIQw/PKK6CNXCAy8vo4EkXudRutnEYHEJlPkVgPn
+ 2qP06GI+I+9zKE37iqj0k1/wFaCVXHXIvn06YrmjQw6I0dDj/60Wvi500FuRVpn9
+ twIDAQAB
+ -----END PUBLIC KEY-----