Авторизация через социальные сети.

<xsl:if test="count(site/siteuser_identity_provider[image != '' and type = 1])">
               <div class="row">
                  <div class="col-xs-12 col-sm-12 col-md-12 col-lg-12">
                     <div class="social-authorization">
                        <h1 class="page-title">Войти через социальную сеть</h1>
                        <xsl:for-each select="site/siteuser_identity_provider[image != '' and type = 1]">
                           <xsl:element name="a">
                           <xsl:attribute name="href">/users/?oauth_provider=<xsl:value-of select="@id"/><xsl:if test="/siteuser/location/node()">&amp;location=<xsl:value-of select="/siteuser/location"/></xsl:if></xsl:attribute>
                              <xsl:attribute name="class">social-icon</xsl:attribute>
                              <img src="{dir}{image}" alt="{name}" title="{name}" />
                        </xsl:element><xsl:text> </xsl:text>
                        </xsl:for-each>
                     </div>
                  </div>
               </div>
            </xsl:if>