From 4b9ee353bc7f4328b23236e089d6bcf546944f9c Mon Sep 17 00:00:00 2001
From: Janne Koschinski <janne@kuschku.de>
Date: Sun, 18 Feb 2018 22:35:57 +0100
Subject: [PATCH] Port casemapping handling from -NG
---
.../util/irc/IrcCaseMappers.kt | 52 +++++++++++++++++++
1 file changed, 52 insertions(+)
create mode 100644 app/src/main/java/de/kuschku/quasseldroid_ng/util/irc/IrcCaseMappers.kt
diff --git a/app/src/main/java/de/kuschku/quasseldroid_ng/util/irc/IrcCaseMappers.kt b/app/src/main/java/de/kuschku/quasseldroid_ng/util/irc/IrcCaseMappers.kt
new file mode 100644
index 000000000..31cefa1b3
--- /dev/null
+++ b/app/src/main/java/de/kuschku/quasseldroid_ng/util/irc/IrcCaseMappers.kt
@@ -0,0 +1,52 @@
+package de.kuschku.quasseldroid_ng.util.irc
+
+import java.util.*
+
+object IrcCaseMappers {
+ var irc: IrcCaseMapper = UnicodeCaseMapper()
+ var unicode: IrcCaseMapper = ClassicalIrcCaseMapper()
+
+ interface IrcCaseMapper {
+ fun equalsIgnoreCase(a: String?, b: String?): Boolean
+
+ fun toLowerCase(value: String?): String?
+
+ fun toUpperCase(value: String?): String?
+ }
+
+ internal class UnicodeCaseMapper : IrcCaseMapper {
+
+ override fun equalsIgnoreCase(a: String?, b: String?): Boolean {
+ return a.equals(b, ignoreCase = true)
+ }
+
+ override fun toLowerCase(value: String?): String? {
+ return value?.toLowerCase(Locale.US)
+ }
+
+ override fun toUpperCase(value: String?): String? {
+ return value?.toUpperCase(Locale.US)
+ }
+ }
+
+ internal class ClassicalIrcCaseMapper : IrcCaseMapper {
+ override fun toLowerCase(value: String?): String? {
+ return value?.toLowerCase(Locale.US)?.replace('[', '{')?.replace(']', '}')?.replace('^', '~')
+ }
+
+ override fun toUpperCase(value: String?): String? {
+ return value?.toUpperCase(Locale.US)?.replace('{', '[')?.replace('}', ']')?.replace('~', '^')
+ }
+
+ override fun equalsIgnoreCase(a: String?, b: String?): Boolean {
+ return toLowerCase(a) == toLowerCase(b) || toUpperCase(a) == toUpperCase(b)
+ }
+ }
+
+ operator fun get(caseMapping: String)
+ = if (caseMapping.equals("rfc1459", ignoreCase = true)) {
+ irc
+ } else {
+ unicode
+ }
+}
\ No newline at end of file
--
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