From 3e918beb1556f09c8378298a83f49765d40d3265 Mon Sep 17 00:00:00 2001
From: Robin Krahl <github@ireas.org>
Date: Mon, 11 Jan 2016 17:44:40 +0100
Subject: MediaWikiApi: Fix wrong indexing

If the result of `pairs` is assigned to only one variable, the variable will
contain only the first value of the pair, not a list of both values.

Fix #49.
---
 mediawiki.lrdevplugin/MediaWikiApi.lua | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/mediawiki.lrdevplugin/MediaWikiApi.lua b/mediawiki.lrdevplugin/MediaWikiApi.lua
index 3b1723d..96c3de0 100755
--- a/mediawiki.lrdevplugin/MediaWikiApi.lua
+++ b/mediawiki.lrdevplugin/MediaWikiApi.lua
@@ -247,11 +247,12 @@ function MediaWikiApi.upload(fileName, sourceFilePath, text, comment, ignoreWarn
 		return true
 	elseif uploadResult == 'Warning' then
 		local warnings = ''
-		for pair in pairs(resultXml.upload.warnings) do
+		-- concatenate the keys of the warnings table (= MediaWiki name of the warning)
+		for warning in pairs(resultXml.upload.warnings) do
 			if warnings ~= '' then
 				warnings = warnings .. ', '
 			end
-			warnings = warnings .. pair[0]
+			warnings = warnings .. warning
 		end
     return warnings
 	else
-- 
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