+ <xsl:variable name="title-length" select="140"/>
+ <xsl:variable name="item-content-title" select="normalize-space(concat($user-name, ': ', $item-content-caption))"/>
+ <!-- ellipsize, inspired from http://stackoverflow.com/questions/13622338 -->
+ <xsl:choose>
+ <xsl:when test="string-length($item-content-title) > $title-length">
+ <xsl:variable name="truncated-length" select="$title-length - 3"/>
+ <xsl:value-of select="substring($item-content-title, 1, $truncated-length)"/>
+ <xsl:text>...</xsl:text>
+ </xsl:when>
+ <xsl:otherwise>
+ <xsl:value-of select="$item-content-title"/>
+ </xsl:otherwise>
+ </xsl:choose>