From 7057b56b2ccc8395ab0d999905999f56adbfc077 Mon Sep 17 00:00:00 2001
From: Ingo Schommer <ingo@silverstripe.com>
Date: Mon, 19 Jan 2009 01:25:23 +0000
Subject: [PATCH] ENHANCEMENT Making ErrorPage static HTML files translatable
 (#2233) ENHANCEMENT Added ErrorPage::$static_filepath to flexibly set
 location of static error pages (defaults to /assets)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@70326 467b73ca-7a2a-4603-9d3b-597d59a354a9
---
 core/model/ErrorPage.php | 40 +++++++++++++++++++++++++++++++++++++++-
 dev/Debug.php            |  3 ++-
 2 files changed, 41 insertions(+), 2 deletions(-)

diff --git a/core/model/ErrorPage.php b/core/model/ErrorPage.php
index 5a336e521..11c30e65e 100755
--- a/core/model/ErrorPage.php
+++ b/core/model/ErrorPage.php
@@ -22,6 +22,8 @@ class ErrorPage extends Page {
 		"ShowInSearch" => 0
 	);
 	
+	protected static $static_filepath = ASSETS_PATH;
+	
 	/**
 	 * Ensures that there is always a 404 page
 	 * by checking if there's an instance of
@@ -105,7 +107,10 @@ class ErrorPage extends Page {
 			mkdir(ASSETS_PATH, 02775);
 		}
 
-		if($fh = fopen(ASSETS_PATH . "/error-$this->ErrorCode.html", "w")) {
+		// if the page is published in a language other than default language,
+		// write a specific language version of the HTML page
+		$filePath = self::get_filepath_for_errorcode($this->ErrorCode, $this->Lang);
+		if($fh = fopen($filePath, "w")) {
 			fwrite($fh, $errorContent);
 			fclose($fh);
 		}
@@ -122,6 +127,39 @@ class ErrorPage extends Page {
 		
 		return $labels;
 	}
+	
+	/**
+	 * Returns an absolute filesystem path to a static error file
+	 * which is generated through {@link publish()}.
+	 * 
+	 * @param int $statusCode A HTTP Statuscode, mostly 404 or 500
+	 * @param String $lang A language code in short locale format, e.g. 'de' (Optional)
+	 * @return String
+	 */
+	static function get_filepath_for_errorcode($statusCode, $lang = null) {
+		if(Translatable::is_enabled() && $lang && $lang != Translatable::default_lang()) {
+			return self::$static_filepath . "/error-{$statusCode}-{$lang}.html";
+		} else {
+			return self::$static_filepath . "/error-{$statusCode}.html";
+		}
+	}
+	
+	/**
+	 * Set the path where static error files are saved through {@link publish()}.
+	 * Defaults to /assets.
+	 * 
+	 * @param string $path
+	 */
+	static function set_static_filepath($path) {
+		self::$static_filepath = $path;
+	}
+	
+	/**
+	 * @return string
+	 */
+	static function get_static_filepath($path) {
+		return self::$static_filepath;
+	}
 }
 
 /**
diff --git a/dev/Debug.php b/dev/Debug.php
index 5a919a256..65a48893d 100644
--- a/dev/Debug.php
+++ b/dev/Debug.php
@@ -255,7 +255,8 @@ class Debug {
 		if(Director::is_ajax()) {
 			echo $friendlyErrorMessage;
 		} else {
-			if(file_exists(ASSETS_PATH . "/error-$statusCode.html")) {
+			$errorFilePath = ErrorPage::get_filepath_for_errorcode($statusCode, Translatable::current_lang());
+			if(file_exists($errorfilePath)) {
 				echo file_get_contents(ASSETS_PATH . "/error-$statusCode.html");
 			} else {
 				$renderer = new DebugView();