<?xml version="1.0"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0">
<xsl:output method="html" encoding="ISO-8859-1" media-type="text/html" doctype-public="-//W3C//DTD HTML 4.01 Transitional//EN"/>
<xsl:param name="standalone">yes</xsl:param>
<xsl:strip-space elements="*"/>
<xsl:variable name="rows-per-week">
<xsl:value-of select="/calendar/@rows-per-week"/>
<xsl:if test="not(/calendar/@rows-per-week)">2</xsl:if>
</xsl:variable>
<xsl:variable name="number-of-weeks">
<xsl:value-of select="/calendar/@number-of-weeks"/>
<xsl:if test="not(/calendar/@number-of-weeks)">13</xsl:if>
</xsl:variable>
<!--
This is the number of columns in the output table.
-->
<xsl:variable name="number-of-columns">11</xsl:variable>
<xsl:template match="/">
<xsl:choose>
<xsl:when test="$standalone = 'yes'">
<html>
<head>
<title>
<xsl:apply-templates select="calendar/paper"/>
<xsl:text> Course Calendar, </xsl:text>
<xsl:apply-templates select="calendar/period"/>
<xsl:text> </xsl:text>
<xsl:apply-templates select="calendar/year"/>
</title>
<link rel="Stylesheet" href="http://info-nts-05.otago.ac.nz/info321/db_styles.css" type="text/css"/>
</head>
<body>
<xsl:apply-templates/>
</body>
</html>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="calendar">
<!-- Page heading. -->
<table border="0" cellspacing="0" cellpadding="4" width="99%">
<tr><td class="blue-bb-left">
<font face="arial,helvetica" size="3"><strong>
<xsl:apply-templates select="paper"/>
<xsl:text> Course Calendar, </xsl:text>
<xsl:apply-templates select="period"/>
<xsl:text> </xsl:text>
<xsl:apply-templates select="year"/>
</strong></font>
</td></tr>
<tr><td>
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td></tr>
</table>
<!-- The calendar itself. -->
<center>
<table border="1" summary="Course Calendar with relevant links" cellspacing="0">
<!--
I was going to generate COL elements here, but they
don't seem to be supported by all browsers. Damn. The same
applies for THEAD/TFOOT/TBODY, but I may as well leave them in
for the browsers that do support them.
-->
<thead>
<xsl:apply-templates select="header"/>
</thead>
<tfoot>
<xsl:apply-templates select="footer"/>
</tfoot>
<tbody>
<xsl:apply-templates select="body"/>
</tbody>
</table>
</center>
</xsl:template>
<!--
Header/footer rows for the calendar table. To get proper table
headings/footings, use HEADING/FOOTING. For other text, use NOTE.
-->
<xsl:template match="header|footer">
<tr>
<xsl:apply-templates/>
</tr>
</xsl:template>
<!--
A table heading or footing, coloured appropriately, bolded,
centered, etc.
-->
<xsl:template match="heading|footing">
<th>
<xsl:if test="@columns">
<xsl:attribute name="colspan">
<xsl:value-of select="@columns"/>
</xsl:attribute>
</xsl:if>
<div class="small"><xsl:apply-templates/></div>
</th>
</xsl:template>
<!--
A miscellaneous piece of text to be inserted somewhere in the
calendar table.
-->
<xsl:template match="note">
<td>
<xsl:if test="@columns">
<xsl:attribute name="colspan">
<xsl:value-of select="@columns"/>
</xsl:attribute>
</xsl:if>
<xsl:apply-templates/>
</td>
</xsl:template>
<!--
A week in the calendar. Each week has an associated number
(automatically generated) and a date range, and spans some
defined number of rows (default 2). The week number and
date range are only generated for the first of these rows.
-->
<xsl:template match="week">
<xsl:for-each select="row">
<tr>
<!-- Output the week number and dates columns. -->
<xsl:if test="position() = 1">
<!-- Week number, first row only. -->
<td class="white-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$rows-per-week"/>
</xsl:attribute>
<div class="small">
<xsl:number value="1 + count(preceding::week[not(@holiday)])"/>
</div>
</td>
<!-- Date range, first row only. -->
<td class="white-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$rows-per-week"/>
</xsl:attribute>
<div class="small">
<xsl:apply-templates select="../dates"/>
</div>
</td>
</xsl:if>
<!--
Apply each of the sub-templates in the correct order.
Missing elements don't matter.
-->
<xsl:apply-templates select="section"/>
<xsl:apply-templates select="lecture"/>
<xsl:apply-templates select="reading"/>
<xsl:apply-templates select="laboratory"/>
<xsl:apply-templates select="tutorial"/>
<xsl:apply-templates select="assessment"/>
</tr>
</xsl:for-each>
</xsl:template>
<!--
Weeks that are holidays have no week number or date range, just
a text description.
-->
<xsl:template match="week[@holiday]">
<tr>
<td class="blue-ou-center">
<xsl:attribute name="colspan">
<xsl:value-of select="$number-of-columns"/>
</xsl:attribute>
<strong class="large"><em><xsl:apply-templates/></em></strong>
</td>
</tr>
</xsl:template>
<!--
Output the date range for a week. We need a separate template
because it's likely to have embedded ENDASH elements.
-->
<xsl:template match="dates">
<div class="small"><xsl:apply-templates/></div>
</xsl:template>
<!--
Output a calendar entry for a lecture. Note that lectures are
always assumed to span a single row. Lectures are automatically
numbered.
-->
<xsl:template match="lecture[node() and not(@holiday)]">
<td class="ltgrey-center">
<div class="small">
<xsl:number value="1 + count(preceding::lecture[node()])"/>
</div>
</td>
<td class="ltgrey-left" rowspan="1">
<div class="small"><xsl:apply-templates/></div>
</td>
</xsl:template>
<!--
Output a calendar entry for a lecture that occurs on a holiday.
These aren't numbered.
-->
<xsl:template match="lecture[@holiday]">
<td class="blue-ou-center" colspan="2">
<strong class="small"><em><xsl:apply-templates/></em></strong>
</td>
</xsl:template>
<!--
Output an empty lecture cell.
-->
<xsl:template match="lecture[not(node())]">
<td class="medgrey-center" colspan="2">
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td>
</xsl:template>
<!--
Output a calendar entry for a laboratory. Laboratories are
automatically numbered.
-->
<xsl:template match="laboratory[node()]">
<xsl:variable name="num-rows">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:variable>
<td class="ltblue-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$num-rows"/>
</xsl:attribute>
<div class="small">
<xsl:number value="1 + count(preceding::laboratory[node()])"/>
</div>
</td>
<td class="ltblue-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$num-rows"/>
</xsl:attribute>
<div class="small"><xsl:apply-templates/></div>
</td>
</xsl:template>
<!--
Output an empty laboratory cell.
-->
<xsl:template match="laboratory[not(node())]">
<td class="medgrey-center" colspan="2">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td>
</xsl:template>
<!--
Output a calendar entry for a tutorial. Tutorials are
automatically numbered.
-->
<xsl:template match="tutorial[node()]">
<xsl:variable name="num-rows">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:variable>
<td class="medgreen-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$num-rows"/>
</xsl:attribute>
<div class="small">
<xsl:number value="1 + count(preceding::tutorial[node()])"/>
</div>
</td>
<td class="medgreen-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="$num-rows"/>
</xsl:attribute>
<div class="small"><xsl:apply-templates/></div>
</td>
</xsl:template>
<!--
Output an empty tutorial cell.
-->
<xsl:template match="tutorial[not(node())]">
<td class="medgrey-center" colspan="2">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td>
</xsl:template>
<!--
Output a calendar entry for a section or reading (both use the same
formatting).
-->
<xsl:template match="section[node()]|reading[node()]">
<td class="white-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<div class="small"><xsl:apply-templates/></div>
</td>
</xsl:template>
<!--
Output an empty section or reading cell.
-->
<xsl:template match="section[not(node())]|reading[not(node())]">
<td class="medgrey-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td>
</xsl:template>
<!--
Output a calendar entry for an assessment.
-->
<xsl:template match="assessment[node()]">
<td class="blue-bb-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<div class="small"><xsl:apply-templates/></div>
</td>
</xsl:template>
<!--
Output an empty assessment cell.
-->
<xsl:template match="assessment[not(node())]">
<td class="medgrey-center">
<xsl:attribute name="rowspan">
<xsl:value-of select="@rows"/>
<xsl:if test="not(@rows)">
<xsl:value-of select="$rows-per-week"/>
</xsl:if>
</xsl:attribute>
<xsl:text disable-output-escaping="yes">&nbsp;</xsl:text>
</td>
</xsl:template>
<!--
Generate a link.
-->
<xsl:template match="link">
<a>
<xsl:attribute name="href">
<xsl:value-of select="@href"/>
</xsl:attribute>
<xsl:apply-templates/>
</a>
</xsl:template>
<!--
Wrap quotes around a string. If the attribute SINGLE is set to
"yes", use single quotes instead of double. Use numeric entity
references because not all browsers support “, ”,
‘ and ’.
-->
<xsl:template match="quote">
<xsl:choose>
<xsl:when test="@single = 'yes'">
<xsl:text disable-output-escaping="yes">&#8216;</xsl:text>
</xsl:when>
<xsl:otherwise>
<xsl:text disable-output-escaping="yes">&#8220;</xsl:text>
</xsl:otherwise>
</xsl:choose>
<xsl:apply-templates/>
<xsl:choose>
<xsl:when test="@single = 'yes'">
<xsl:text disable-output-escaping="yes">&#8217;</xsl:text>
</xsl:when>
<xsl:otherwise>
<xsl:text disable-output-escaping="yes">&#8221;</xsl:text>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<!--
Output an ampersand entity (&).
-->
<xsl:template match="ampersand">
<xsl:text disable-output-escaping="yes">&amp;</xsl:text>
</xsl:template>
<!--
Output an en-dash entity (– because not all browsers support
–).
-->
<xsl:template match="endash">
<xsl:text disable-output-escaping="yes">&#8211;</xsl:text>
</xsl:template>
<!--
Output a section symbol entity (§ because not all browsers support
§).
-->
<xsl:template match="sect">
<xsl:text disable-output-escaping="yes">&#167;</xsl:text>
</xsl:template>
<!--
Output a hash character.
-->
<xsl:template match="hash">
<xsl:text>#</xsl:text>
</xsl:template>
<!--
Miscellaneous HTML elements to be mapped straight through.
-->
<xsl:template match="strong">
<strong><xsl:apply-templates/></strong>
</xsl:template>
<xsl:template match="em">
<em><xsl:apply-templates/></em>
</xsl:template>
<xsl:template match="b">
<b><xsl:apply-templates/></b>
</xsl:template>
<xsl:template match="i">
<i><xsl:apply-templates/></i>
</xsl:template>
<xsl:template match="br">
<br/>
</xsl:template>
</xsl:stylesheet>
