// ==UserScript==
// @include *.xmlaa
// @include *.xsl
// ==/UserScript==

//opera.postError('triggered');
FeedView = { init: function() { } };
opera.addEventListener('BeforeEvent.DOMContentLoaded'
  ,function(e) {
  	opera.removeEventListener('BeforeEvent.DOMContentLoaded', arguments.callee, false);
  	var eLoc = escape(location.href), processor = new XSLTProcessor(), xsl = '\
<!DOCTYPE xsl:stylesheet [\n\
  <!ENTITY xml.nostylesheet "This XML file does not appear to have any style information associated with it. The document tree is shown below.">\n\
]>\n\
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns="http://www.w3.org/1999/xhtml">\n\
  <xsl:output method="html"/>\n\
  <xsl:template match="/">\n\
    <link href="XMLPrettyPrint.css" type="text/css" rel="stylesheet"/>\n\
    <link title="Monospace" href="XMLMonoPrint.css" type="text/css" rel="alternate stylesheet"/>\n\
    <div id="header"><p>&xml.nostylesheet;</p></div>\n\
    <xsl:apply-templates/>\n\
  </xsl:template>\n\
  <xsl:template match="*">\n\
    <div class="indent">\n\
      <span class="markup">&lt;</span>\n\
      <span class="start-tag"><xsl:value-of select="name(.)"/></span>\n\
      <xsl:apply-templates select="@*"/>\n\
      <span class="markup">/&gt;</span>\n\
    </div>\n\
  </xsl:template>\n\
  <xsl:template match="*[node()]">\n\
    <div class="indent">\n\
      <span class="markup">&lt;</span>\n\
      <span class="start-tag"><xsl:value-of select="name(.)"/></span>\n\
      <xsl:apply-templates select="@*"/>\n\
      <span class="markup">&gt;</span>\n\
      <span class="text"><xsl:value-of select="."/></span>\n\
      <span class="markup">&lt;/</span>\n\
      <span class="end-tag"><xsl:value-of select="name(.)"/></span>\n\
      <span class="markup">&gt;</span>\n\
    </div>\n\
  </xsl:template>\n\
  <xsl:template match="*[* or processing-instruction() or comment() or string-length(.) &gt; 50]">\n\
    <table>\n\
      <tr>\n\
        <xsl:call-template name="expander"/>\n\
        <td>\n\
          <span class="markup">&lt;</span>\n\
          <span class="start-tag"><xsl:value-of select="name(.)"/></span>\n\
          <xsl:apply-templates select="@*"/>\n\
          <span class="markup">&gt;</span>\n\
          <div class="expander-content"><xsl:apply-templates/></div>\n\
          <span class="markup">&lt;/</span>\n\
          <span class="end-tag"><xsl:value-of select="name(.)"/></span>\n\
          <span class="markup">&gt;</span>\n\
        </td>\n\
      </tr>\n\
    </table>\n\
  </xsl:template>\n\
  <xsl:template match="@*">\n\
    <xsl:text> </xsl:text>\n\
    <span class="attribute-name"><xsl:value-of select="name(.)"/></span>\n\
    <span class="markup">=</span>\n\
    <span class="attribute-value">"<xsl:value-of select="."/>"</span>\n\
  </xsl:template>\n\
  <xsl:template match="text()">\n\
    <xsl:if test="normalize-space(.)">\n\
      <div class="indent text"><xsl:value-of select="."/></div>\n\
    </xsl:if>\n\
  </xsl:template>\n\
  <xsl:template match="processing-instruction()">\n\
    <div class="indent pi">\n\
      <xsl:text>&lt;?</xsl:text>\n\
      <xsl:value-of select="name(.)"/>\n\
      <xsl:text> </xsl:text>\n\
      <xsl:value-of select="."/>\n\
      <xsl:text>?&gt;</xsl:text>\n\
    </div>\n\
  </xsl:template>\n\
  <xsl:template match="processing-instruction()[string-length(.) &gt; 50]">\n\
    <table>\n\
      <tr>\n\
        <xsl:call-template name="expander"/>\n\
        <td class="pi">\n\
          &lt;?<xsl:value-of select="name(.)"/>\n\
          <div class="indent expander-content"><xsl:value-of select="."/></div>\n\
          <xsl:text>?&gt;</xsl:text>\n\
        </td>\n\
      </tr>\n\
    </table>\n\
  </xsl:template>\n\
  <xsl:template match="comment()">\n\
    <div class="comment indent">\n\
      <xsl:text>&lt;!--</xsl:text>\n\
      <xsl:value-of select="."/>\n\
      <xsl:text>--&gt;</xsl:text>\n\
    </div>\n\
  </xsl:template>\n\
  <xsl:template match="comment()[string-length(.) &gt; 50]">\n\
    <table>\n\
      <tr>\n\
        <xsl:call-template name="expander"/>\n\
        <td class="comment">\n\
          <xsl:text>&lt;!--</xsl:text>\n\
          <div class="indent expander-content"><xsl:value-of select="."/></div>\n\
          <xsl:text>--&gt;</xsl:text>\n\
        </td>\n\
      </tr>\n\
    </table>\n\
  </xsl:template>\n\
  <xsl:template name="expander">\n\
    <td class="expander">&#x2212;<div class="spacer"/></td>\n\
  </xsl:template>\n\
</xsl:stylesheet>';
  	xsl = (new DOMParser()).parseFromString(xsl,'text/xml');
  	processor.importStylesheet(xsl);
  	var doc = processor.transformToDocument(document);
  	if (!doc.documentElement) { return; }
  	document.removeChild(document.documentElement);
  	document.appendChild(doc.documentElement);
  }
  ,false
);