From 3b9f23baf3bfbe42d299d9ed2d38b3d1ee281a01 Mon Sep 17 00:00:00 2001
From: Dan Stillman <dstillman@zotero.org>
Date: Wed, 25 Nov 2009 01:31:31 +0000
Subject: [PATCH] Fix open/save window importing BibTeX files without UTF-8 BOM
 in auto mode -- just default to UTF-8

---
 chrome/content/zotero/xpcom/file.js      | 10 ++++++----
 chrome/content/zotero/xpcom/mime.js      |  5 +++--
 chrome/content/zotero/xpcom/translate.js |  3 ++-
 3 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/chrome/content/zotero/xpcom/file.js b/chrome/content/zotero/xpcom/file.js
index bdd6b74eb8..48092bfbe5 100644
--- a/chrome/content/zotero/xpcom/file.js
+++ b/chrome/content/zotero/xpcom/file.js
@@ -245,12 +245,14 @@ Zotero.File = new function(){
 	 */
 	function getCharsetFromFile(file, mimeType, callback, args){
 		if (!file || !file.exists()){
-			return false;
+			callback(false, args);
+			return;
 		}
 		
-		if (mimeType.substr(0, 5)!='text/' ||
-			!Zotero.MIME.hasInternalHandler(mimeType, this.getExtension(file))){
-			return false;
+		if (mimeType.substr(0, 5) != 'text/' ||
+				!Zotero.MIME.hasInternalHandler(mimeType, this.getExtension(file))) {
+			callback(false, args);
+			return;
 		}
 		
 		var browser = Zotero.Browser.createHiddenBrowser();
diff --git a/chrome/content/zotero/xpcom/mime.js b/chrome/content/zotero/xpcom/mime.js
index f060d24470..602bbfe388 100644
--- a/chrome/content/zotero/xpcom/mime.js
+++ b/chrome/content/zotero/xpcom/mime.js
@@ -79,7 +79,8 @@ Zotero.MIME = new function(){
 	var _externalTextExtensions = {
 		graffle: true,
 		mm: true,
-		opml: true
+		opml: true,
+		bib: true
 	};
 	
 	
@@ -324,7 +325,7 @@ Zotero.MIME = new function(){
 	function hasNativeHandler(mimeType, ext) {
 		if (mimeType.match(/^text\//)) {
 			if (isExternalTextExtension(ext)){
-				Zotero.debug('text file has extension that should be handled externally');
+				Zotero.debug(mimeType + " file has extension '" + ext + "' that should be handled externally");
 				return false;
 			}
 			return true;
diff --git a/chrome/content/zotero/xpcom/translate.js b/chrome/content/zotero/xpcom/translate.js
index 252a0a3bcd..b8297bf0cd 100644
--- a/chrome/content/zotero/xpcom/translate.js
+++ b/chrome/content/zotero/xpcom/translate.js
@@ -1799,7 +1799,8 @@ Zotero.Translate.prototype._importSniffCharacterSet = function(callback) {
 				var me = this;
 				Zotero.File.getCharsetFromFile(this.location, "text/plain",
 					function(charset) {
-						me._charset = charset;
+						// Default to UTF-8 if no charset available
+						me._charset = charset ? charset : "UTF-8";
 						me._importDoneSniffing(charset);
 					});
 			} else {