From be9dc700832140d17c4a3223e2739fc5d651452c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Tim=20D=C3=BCsterhus?= <duesterhus@woltlab.com>
Date: Wed, 6 Jan 2021 13:46:06 +0100
Subject: [PATCH] Recommend intl during WCFSetup

Resolves #3811
---
 .../files/lib/system/WCFSetup.class.php       |  3 +++
 wcfsetup/setup/lang/setup_de.xml              |  2 ++
 wcfsetup/setup/lang/setup_en.xml              |  2 ++
 .../template/stepShowSystemRequirements.tpl   | 22 +++++++++++++++++++
 4 files changed, 29 insertions(+)

diff --git a/wcfsetup/install/files/lib/system/WCFSetup.class.php b/wcfsetup/install/files/lib/system/WCFSetup.class.php
index 85f6f259fc..5501823ac4 100644
--- a/wcfsetup/install/files/lib/system/WCFSetup.class.php
+++ b/wcfsetup/install/files/lib/system/WCFSetup.class.php
@@ -388,6 +388,9 @@ class WCFSetup extends WCF {
 		// curl
 		$system['curl']['result'] = @extension_loaded('curl');
 		
+		// intl
+		$system['intl']['result'] = @extension_loaded('intl');
+		
 		// misconfigured reverse proxy / cookies
 		$system['hostname']['result'] = true;
 		list($system['hostname']['value']) = explode(':', $_SERVER['HTTP_HOST'], 2);
diff --git a/wcfsetup/setup/lang/setup_de.xml b/wcfsetup/setup/lang/setup_de.xml
index a5d7af280e..b7fd72b1ba 100644
--- a/wcfsetup/setup/lang/setup_de.xml
+++ b/wcfsetup/setup/lang/setup_de.xml
@@ -40,6 +40,8 @@
 		<item name="wcf.global.systemRequirements.openSSL.description"><![CDATA[Ihre PHP-Version wurde ohne Unterstützung für OpenSSL kompiliert und kann daher keine sicheren Verbindungen aufbauen.]]></item>
 		<item name="wcf.global.systemRequirements.curl"><![CDATA[„curl“ PHP-Erweiterung]]></item>
 		<item name="wcf.global.systemRequirements.curl.description"><![CDATA[Ihre PHP-Version wurde ohne Unterstützung für cURL kompiliert. Die Unterstützung externer Verbindungen kann eingeschränkt sein.]]></item>
+		<item name="wcf.global.systemRequirements.intl"><![CDATA[„intl“ PHP-Erweiterung]]></item>
+		<item name="wcf.global.systemRequirements.intl.description"><![CDATA[Ihre PHP-Version wurde ohne Unterstützung für native Internationalisierung kompiliert. Die Leistungsfähigkeit der Mehrsprachigkeit kann reduziert sein.]]></item>
 		<item name="wcf.global.systemRequirements.hostname"><![CDATA[Hostname]]></item>
 		<item name="wcf.global.systemRequirements.hostname.requirement"><![CDATA[Korrekter Hostname]]></item>
 		<item name="wcf.global.systemRequirements.hostname.description"><![CDATA[Der vom Webserver ermittelte Hostname muss dem Hostnamen in der Adressleiste des Webbrowsers entsprechen.]]></item>
diff --git a/wcfsetup/setup/lang/setup_en.xml b/wcfsetup/setup/lang/setup_en.xml
index d86df05720..d73a594f6f 100644
--- a/wcfsetup/setup/lang/setup_en.xml
+++ b/wcfsetup/setup/lang/setup_en.xml
@@ -40,6 +40,8 @@
 		<item name="wcf.global.systemRequirements.openSSL.description"><![CDATA[Your PHP version has been compiled without OpenSSL support, it is required to establish secure connections.]]></item>
 		<item name="wcf.global.systemRequirements.curl"><![CDATA['curl' PHP extension]]></item>
 		<item name="wcf.global.systemRequirements.curl.description"><![CDATA[Your PHP version has been compiled without cURL support, outgoing connections might not be fully supported.]]></item>
+		<item name="wcf.global.systemRequirements.intl"><![CDATA['intl' PHP extension]]></item>
+		<item name="wcf.global.systemRequirements.intl.description"><![CDATA[Your PHP version has been compiled without native internationalization support. The performance of multi-lingualism might be reduced.]]></item>
 		<item name="wcf.global.systemRequirements.hostname"><![CDATA[Host Name]]></item>
 		<item name="wcf.global.systemRequirements.hostname.requirement"><![CDATA[Correct Host Name]]></item>
 		<item name="wcf.global.systemRequirements.hostname.description"><![CDATA[The host name determined by the web server must match the host name within the web browser's URL bar.]]></item>
diff --git a/wcfsetup/setup/template/stepShowSystemRequirements.tpl b/wcfsetup/setup/template/stepShowSystemRequirements.tpl
index 4df7c7a5c0..d3311f833e 100644
--- a/wcfsetup/setup/template/stepShowSystemRequirements.tpl
+++ b/wcfsetup/setup/template/stepShowSystemRequirements.tpl
@@ -205,6 +205,28 @@
 				</dl>
 			</div>
 		</section>
+		
+		<section class="section">
+			<h2 class="sectionTitle">{lang}wcf.global.systemRequirements.intl{/lang}</h2>
+			
+			<div class="row rowColGap formGrid">
+				<dl class="col-xs-12 col-md-6">
+					<dt>{lang}wcf.global.systemRequirements.element.recommended{/lang}</dt>
+					<dd>{lang}wcf.global.systemRequirements.active{/lang}</dd>
+				</dl>
+				
+				<dl class="col-xs-12 col-md-6">
+					<dt>{lang}wcf.global.systemRequirements.element.yours{/lang}</dt>
+					<dd>
+						<span class="badge {if !$system.intl.result}red{else}green{/if}">
+						{if !$system.intl.result}{lang}wcf.global.systemRequirements.notActive{/lang}{else}
+							{lang}wcf.global.systemRequirements.active{/lang}
+						{/if}</span>
+						{if !$system.intl.result}<small>{lang}wcf.global.systemRequirements.intl.description{/lang}</small>{/if}
+					</dd>
+				</dl>
+			</div>
+		</section>
 	</section>
 
 	<div class="formSubmit">
-- 
2.20.1