<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns:msxsl="urn:schemas-microsoft-com:xslt">

    <xsl:key name="ProjectKey" match="Event" use="@Project"/>

    <xsl:template match="Events" mode="createProjects">
        <projects>
            <xsl:for-each select="Event">
                <!--xsl:sort select="@Project" order="descending"/-->
                <xsl:if test="(1=position()) or (preceding-sibling::*[1]/@Project != @Project)">

                    <xsl:variable name="ProjectName" select="@Project"/>

                    <project>
                        <xsl:attribute name="name">
                            <xsl:value-of select="@Project"/>
                        </xsl:attribute> 

                        <xsl:if test="@Project=''">
                        <xsl:attribute name="solution">
                            <xsl:value-of select="@Solution"/>
                        </xsl:attribute> 
                        </xsl:if>

                        <xsl:for-each select="key('ProjectKey', $ProjectName)">
                            <!--xsl:sort select="@Source" /-->
                            <xsl:if test="(1=position()) or (preceding-sibling::*[1]/@Source != @Source)">

                                <source>
                                    <xsl:attribute name="name">
                                        <xsl:value-of select="@Source"/>
                                    </xsl:attribute>

                                    <xsl:variable name="Source">
                                        <xsl:value-of select="@Source"/>
                                    </xsl:variable>

                                    <xsl:for-each select="key('ProjectKey', $ProjectName)[ @Source = $Source ]">

                                        <event>
                                            <xsl:attribute name="error-level">
                                                <xsl:value-of select="@ErrorLevel"/>
                                            </xsl:attribute> 
                                            <xsl:attribute name="description">
                                                <xsl:value-of select="@Description"/>
                                            </xsl:attribute> 
                                        </event>
                                    </xsl:for-each>
                                </source>
                            </xsl:if>
                        </xsl:for-each>

                    </project>
                </xsl:if>
            </xsl:for-each>
        </projects>
    </xsl:template>

    <xsl:template match="projects">
    <xsl:for-each select="project">
    <xsl:sort select="@Name" order="ascending"/>
        <h2>
        <xsl:if test="@solution">瑙ｅ喅鏂規(guī)