trunk/src/modules/resource/xslt/common/mimetype.xsl

<?xml version="1.0" encoding="UTF-8" ?>
<!--
Licensed to the Apache Software Foundation (ASF) under one or more
contributor license agreements.  See the NOTICE file distributed with
this work for additional information regarding copyright ownership.
The ASF licenses this file to You under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with
the License.  You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->

<!-- $Id: mimetype.xsl 9187 2005-12-22 15:53:21Z josias $ -->

<xsl:stylesheet version="1.0"
    xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
    xmlns="http://www.w3.org/1999/xhtml"
    xmlns:lenya="http://apache.org/cocoon/lenya/page-envelope/1.0"
    xmlns:xhtml="http://www.w3.org/1999/xhtml"
    xmlns:dc="http://purl.org/dc/elements/1.1/"
    xmlns:media="http://apache.org/lenya/pubs/default/media/1.0"    
    xmlns:i18n="http://apache.org/cocoon/i18n/2.1"
    xmlns:dcterms="http://purl.org/dc/terms/"
    exclude-result-prefixes="xhtml lenya dc">
    
  <xsl:template name="icon">
    <xsl:param name="mimetype"/>
    <xsl:param name="imageprefix"/>
    
    <xsl:choose>
      <!-- Audio file types -->
      <xsl:when test="$mimetype = 'audio/x-aiff'">
        <img src="{$imageprefix}/icons/aif_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'audio/mpeg'">
        <img src="{$imageprefix}/icons/mp3_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'audio/x-pn-realaudio'">
        <img src="{$imageprefix}/icons/rm_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'audio/x-wav'">
        <img src="{$imageprefix}/icons/wav_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Video file types -->
      <xsl:when test="$mimetype = 'video/x-msvideo'">
        <img src="{$imageprefix}/icons/avi_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'video/quicktime'">
        <img src="{$imageprefix}/icons/mov_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'video/mpeg'">
        <img src="{$imageprefix}/icons/mpg_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'video/x-ms-wmv'">
        <img src="{$imageprefix}/icons/wmv_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Image file types -->
      <xsl:when test="$mimetype = 'image/gif'">
        <img src="{$imageprefix}/icons/gif_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/png'">
        <img src="{$imageprefix}/icons/png_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/x-png'">
        <img src="{$imageprefix}/icons/png_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/jpeg'">
        <img src="{$imageprefix}/icons/jpg_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/pjpeg'">
        <img src="{$imageprefix}/icons/jpg_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/tiff'">
        <img src="{$imageprefix}/icons/tif_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/bmp'">
        <img src="{$imageprefix}/icons/bmp_med.gif" border="0" alt=""/>
      </xsl:when>
 
      <!-- Compressed file types -->
      <xsl:when test="$mimetype = 'application/x-bzip2'">
        <img src="{$imageprefix}/icons/bz2_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/x-gzip'">
        <img src="{$imageprefix}/icons/gz_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/x-tar'">
        <img src="{$imageprefix}/icons/tgz_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/zip'">
        <img src="{$imageprefix}/icons/zip_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/x-zip-compressed'">
        <img src="{$imageprefix}/icons/zip_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Text file types -->
      <xsl:when test="$mimetype = 'application/rtf'">
        <img src="{$imageprefix}/icons/rtf_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/pdf'">
        <img src="{$imageprefix}/icons/pdf_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/x-pdf'">
        <img src="{$imageprefix}/icons/pdf_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'text/plain'">
        <img src="{$imageprefix}/icons/txt_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'text/html'">
        <img src="{$imageprefix}/icons/html_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'text/xml'">
        <img src="{$imageprefix}/icons/xml_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Application file types -->
      <xsl:when test="$mimetype = 'application/octet-stream'">
        <img src="{$imageprefix}/icons/exe_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Multimedia file types -->
      <xsl:when test="$mimetype = 'application/x-shockwave-flash'">
        <img src="{$imageprefix}/icons/swf_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Microsft Office file types -->
      <xsl:when test="$mimetype = 'application/msword'">
        <img src="{$imageprefix}/icons/doc_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/vnd.ms-excel'">
        <img src="{$imageprefix}/icons/xls_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/x-excel'">
        <img src="{$imageprefix}/icons/xls_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/vnd.ms-powerpoint'">
        <img src="{$imageprefix}/icons/ppt_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/mspowerpoint'">
        <img src="{$imageprefix}/icons/ppt_med.gif" border="0" alt=""/>
      </xsl:when>
      <xsl:when test="$mimetype = 'application/powerpoint'">
        <img src="{$imageprefix}/icons/ppt_med.gif" border="0" alt=""/>
      </xsl:when>

      <!-- Unknown file types -->
      <xsl:otherwise>
        <img src="{$imageprefix}/icons/default_med.gif" border="0" alt=""/>
      </xsl:otherwise>
    </xsl:choose>
  </xsl:template>
  
  <xsl:template name="preview">
    <xsl:param name="mimetype"/>
    <xsl:param name="mediaURI"/>
    <xsl:param name="width"/>
    <xsl:param name="height"/>
    
    <xsl:variable name="maxPreviewWidth">400</xsl:variable>
    <xsl:variable name="previewWidth">
      <xsl:choose>
        <xsl:when test="$width &gt; $maxPreviewWidth"><xsl:value-of select="$maxPreviewWidth"/></xsl:when>
        <xsl:otherwise><xsl:value-of select="$width"/></xsl:otherwise>
      </xsl:choose>
    </xsl:variable>
    
    <xsl:variable name="svgSuffix">
      <xsl:choose>
        <xsl:when test="contains($mediaURI, '?')">&amp;</xsl:when>
        <xsl:otherwise>?</xsl:otherwise>
      </xsl:choose>
      <xsl:text>lenya.module=svg&amp;height=</xsl:text>
      <xsl:value-of select="$previewWidth * ($height div $width)"/>
      <xsl:text>&amp;width=</xsl:text>
      <xsl:value-of select="$previewWidth"/>
    </xsl:variable>
    
    <xsl:choose>
      <xsl:when test="$mimetype = 'image/gif'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/png'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/x-png'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/jpeg'">
        <img src="{$mediaURI}{$svgSuffix}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/pjpeg'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/tiff'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:when test="$mimetype = 'image/bmp'">
        <img src="{$mediaURI}" border="1" alt="preview"/>
      </xsl:when>
      <xsl:otherwise>
        <i><i18n:text>no-preview-available</i18n:text></i>
      </xsl:otherwise>
      
    </xsl:choose> 
  </xsl:template>
</xsl:stylesheet>