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<a class="user-hover" rel="ilfhs/md7zfvokjrtnxga0egwxy=@https://aai-logon.switch.ch/idp/shibboleth" id="email_ilfhs/md7zfvokjrtnxga0egwxy=@https://aai-logon.switch.ch/idp/shibboleth" href="https://issues.shibboleth.net/jira/secure/ViewProfile.jspa?name=ilfhs%2Fmd7zfvokjrtnxga0egwxy%3D%40https%3A%2F%2Faai-logon.switch.ch%2Fidp%2Fshibboleth" style="color:#326ca6;">Beatrice Huber</a>
created <img src="https://issues.shibboleth.net/jira/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug"> <a style='color:#326ca6;text-decoration:none;' href='https://issues.shibboleth.net/jira/browse/SSPCPP-631'>SSPCPP-631</a>
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<a style='color:#326ca6;text-decoration:none;' href='https://issues.shibboleth.net/jira/browse/SSPCPP-631'><strong>Metadata AttributeExtractor unnecessarily escapes semicolon in attribute values</strong></a>
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<strong style="font-weight:normal;color:#505050;">Issue Type:</strong>
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<img src="https://issues.shibboleth.net/jira/images/icons/issuetypes/bug.png" height="16" width="16" border="0" align="absmiddle" alt="Bug"> Bug
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<strong style="font-weight:normal;color:#505050;">Affects Versions:</strong>
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2.5.3 </td>
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<strong style="font-weight:normal;color:#505050;">Assignee:</strong>
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<a class="user-hover" rel="cantor.2@osu.edu" id="email_cantor.2@osu.edu" href="https://issues.shibboleth.net/jira/secure/ViewProfile.jspa?name=cantor.2%40osu.edu" style="color:#326ca6;">Scott Cantor</a>
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<strong style="font-weight:normal;color:#505050;">Components:</strong>
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Other </td>
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<strong style="font-weight:normal;color:#505050;">Created:</strong>
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25/Sep/14 10:24 AM
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<strong style="font-weight:normal;color:#505050;">Description:</strong>
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<p style='margin-top:0;margin-bottom:10px;'>When the Metadata AttributeExtractor exports the attributes into the environment,<br/>
it escapes semicolon characters in the attribute values.<br/>
We observed this effect with the following Metadata element:</p>
<div class="code panel" style="border-width: 1px;"><div class="codeContent panelContent">
<pre class="code-java">
<mdui:Logo height=<span class="code-quote">"16"</span> width=<span class="code-quote">"16"</span>>data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAAAXNSR0IArs4c6QAAAJ9JREFUeJxi+E8iYKCjhl27djGgAl5eXi0trZaWlq9fvxKlAQ5SUlLwafDw8JgFBsXFxZycnEARRkbG9+/f49RQUVEBFwwKCoIInj17ligNQMdABHfu3EkbDbGxsRDBPXv2EKVBW1sbInjx4kWcGiwtLavAAMiAiLCwsLx7946EeIiOjsYXD3DAysqqrq5eWFiIPaaJBCRrAAAAAP<span class="code-comment">//AwAAtBdgPg/CYgAAAABJRU5ErkJggg==</mdui:Logo></span>
</pre>
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<p style='margin-top:0;margin-bottom:10px;'>When we configured the following attribute extraction in shibboleth2.xml:</p>
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<pre class="code-java">
<Logo
id=<span class="code-quote">"Small-Logo"</span>
height=<span class="code-quote">"16"</span>
width=<span class="code-quote">"16"</span>
formatter=<span class="code-quote">"&lt;img align='middle' src='$_string' height='$height' width='$width'/&gt;"</span>/>
</pre>
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<p style='margin-top:0;margin-bottom:10px;'>we ended up with an environment variable set to:</p>
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<img align='middle' src='data:image/png\;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAIAAACQkWg2AAAAAXNSR0IArs4c6QAAAJ9JREFUeJxi+E8iYKCjhl27djGgAl5eXi0trZaWlq9fvxKlAQ5SUlLwafDw8JgFBsXFxZycnEARRkbG9+/f49RQUVEBFwwKCoIInj17ligNQMdABHfu3EkbDbGxsRDBPXv2EKVBW1sbInjx4kWcGiwtLavAAMiAiLCwsLx7946EeIiOjsYXD3DAysqqrq5eWFiIPaaJBCRrAAAAAP<span class="code-comment">//AwAAtBdgPg/CYgAAAABJRU5ErkJggg==' height='16' width='16'/></span>
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<p style='margin-top:0;margin-bottom:10px;'>where the semicolon after png is unnecessarily escaped. This leads to display problems in certain browsers like Chrome or IE.</p>
<p style='margin-top:0;margin-bottom:10px;'>This problem also manifests itself with other attributes generated by the Metadata AttributeExtractor, for instance InformationURL and DisplayName.</p>
<p style='margin-top:0;margin-bottom:10px;'>We are aware that escaping of semicolon is documented behaviour (<a href="https://wiki.shibboleth.net/confluence/display/SHIB2/NativeSPAddAttribute" class="external-link">https://wiki.shibboleth.net/confluence/display/SHIB2/NativeSPAddAttribute</a>), but are wondering whether it could be suppressed for single valued attributes (would obviate additional string processing within the application).</p>
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<strong style="font-weight:normal;color:#505050;">Project:</strong>
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<a style="color:#326ca6;" href="https://issues.shibboleth.net/jira/browse/SSPCPP">Shibboleth SP - C++</a>
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<strong style="font-weight:normal;color:#505050;">Priority:</strong>
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<img src="https://issues.shibboleth.net/jira/images/icons/priorities/minor.png" height="16" width="16" border="0" align="absmiddle" alt="Minor"> Minor
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<strong style="font-weight:normal;color:#505050;">Reporter:</strong>
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<a class="user-hover" rel="ilfhs/md7zfvokjrtnxga0egwxy=@https://aai-logon.switch.ch/idp/shibboleth" id="email_ilfhs/md7zfvokjrtnxga0egwxy=@https://aai-logon.switch.ch/idp/shibboleth" href="https://issues.shibboleth.net/jira/secure/ViewProfile.jspa?name=ilfhs%2Fmd7zfvokjrtnxga0egwxy%3D%40https%3A%2F%2Faai-logon.switch.ch%2Fidp%2Fshibboleth" style="color:#326ca6;">Beatrice Huber</a>
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