1 files changed, 123 insertions, 0 deletions
diff --git a/www/wiki/includes/installer/WebInstallerLanguage.php b/www/wiki/includes/installer/WebInstallerLanguage.php
new file mode 100644
index 00000000..bce07d31
--- /dev/null
+++ b/www/wiki/includes/installer/WebInstallerLanguage.php
@@ -0,0 +1,123 @@
+<?php
+/**
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @ingroup Deployment
+ */
+
+class WebInstallerLanguage extends WebInstallerPage {
+
+	/**
+	 * @return string|null
+	 */
+	public function execute() {
+		global $wgLang;
+		$r = $this->parent->request;
+		$userLang = $r->getVal( 'uselang' );
+		$contLang = $r->getVal( 'ContLang' );
+
+		$languages = Language::fetchLanguageNames();
+		$lifetime = intval( ini_get( 'session.gc_maxlifetime' ) );
+		if ( !$lifetime ) {
+			$lifetime = 1440; // PHP default
+		}
+
+		if ( $r->wasPosted() ) {
+			# Do session test
+			if ( $this->parent->getSession( 'test' ) === null ) {
+				$requestTime = $r->getVal( 'LanguageRequestTime' );
+				if ( !$requestTime ) {
+					// The most likely explanation is that the user was knocked back
+					// from another page on POST due to session expiry
+					$msg = 'config-session-expired';
+				} elseif ( time() - $requestTime > $lifetime ) {
+					$msg = 'config-session-expired';
+				} else {
+					$msg = 'config-no-session';
+				}
+				$this->parent->showError( $msg, $wgLang->formatTimePeriod( $lifetime ) );
+			} else {
+				if ( isset( $languages[$userLang] ) ) {
+					$this->setVar( '_UserLang', $userLang );
+				}
+				if ( isset( $languages[$contLang] ) ) {
+					$this->setVar( 'wgLanguageCode', $contLang );
+				}
+
+				return 'continue';
+			}
+		} elseif ( $this->parent->showSessionWarning ) {
+			# The user was knocked back from another page to the start
+			# This probably indicates a session expiry
+			$this->parent->showError( 'config-session-expired',
+				$wgLang->formatTimePeriod( $lifetime ) );
+		}
+
+		$this->parent->setSession( 'test', true );
+
+		if ( !isset( $languages[$userLang] ) ) {
+			$userLang = $this->getVar( '_UserLang', 'en' );
+		}
+		if ( !isset( $languages[$contLang] ) ) {
+			$contLang = $this->getVar( 'wgLanguageCode', 'en' );
+		}
+		$this->startForm();
+		$s = Html::hidden( 'LanguageRequestTime', time() ) .
+			$this->getLanguageSelector( 'uselang', 'config-your-language', $userLang,
+				$this->parent->getHelpBox( 'config-your-language-help' ) ) .
+			$this->getLanguageSelector( 'ContLang', 'config-wiki-language', $contLang,
+				$this->parent->getHelpBox( 'config-wiki-language-help' ) );
+		$this->addHTML( $s );
+		$this->endForm( 'continue', false );
+
+		return null;
+	}
+
+	/**
+	 * Get a "<select>" for selecting languages.
+	 *
+	 * @param string $name
+	 * @param string $label
+	 * @param string $selectedCode
+	 * @param string $helpHtml
+	 *
+	 * @return string
+	 */
+	public function getLanguageSelector( $name, $label, $selectedCode, $helpHtml = '' ) {
+		global $wgExtraLanguageCodes;
+
+		$output = $helpHtml;
+
+		$select = new XmlSelect( $name, $name, $selectedCode );
+		$select->setAttribute( 'tabindex', $this->parent->nextTabIndex() );
+
+		$unwantedLanguageCodes = $wgExtraLanguageCodes +
+			LanguageCode::getDeprecatedCodeMapping();
+		$languages = Language::fetchLanguageNames();
+		ksort( $languages );
+		foreach ( $languages as $code => $lang ) {
+			if ( isset( $unwantedLanguageCodes[$code] ) ) {
+				continue;
+			}
+			$select->addOption( "$code - $lang", $code );
+		}
+
+		$output .= $select->getHTML();
+		return $this->parent->label( $label, $name, $output );
+	}
+
+}