Borked short URL

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PHP
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$wgScriptPath       = "/mw1.17";
$wgScriptExtension  = ".php";
$wgArticlePath = "/1-17/$1";
$wgUsePathInfo = true

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Apache (.htaccess)
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RewriteEngine On
RewriteRule ^1-17/(.*)$ /mw1.17/index.php?title=$1 [PT,L,QSA]
RewriteRule ^1-17/*$ /mw1.17/index.php [L,QSA]

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URLs
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http://mediawiki.lcawtest.co.cc
http://mediawiki.lcawtest.co.cc/mw1.17
http://mediawiki.lcawtest.co.cc/mw1.17/api.php
http://mediawiki.lcawtest.co.cc/1-17/