• Added document date (equivalent to \date in (Xe)LaTeX) to (X)HTML output.

nigel.stanger / XML

Browse code • Added document date (equivalent to \date in (Xe)LaTeX) to (X)HTML output. master
1 parent e103ddc commit e7947de478fa00ec609038aad4c1dd406206df68 Nigel Stanger authored on 6 May 2015

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          modules/titling.xml
 			</p>
		</common>
	</template>
	
	<!-- Document date (doesn't appear in normal body). -->
	<template name="document-date" match="document/date" />
	<!--
		Document date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl).
	-->
	<template name="document-date-title" match="document/date" mode="title">
		<common formats="/html/xhtml/">
			<p><xsl:apply-templates /></p>
		</common>
	</template>
	
	<!--
		Assignment due date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) due date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). This only makes sense for assignments.
	-->
			<xsl:apply-templates />
		</common>
	</template>
 
	<!-- Empty templates to catch any un-moded attempts to process the due date or title. -->
	<!-- Empty templates to catch any un-moded attempts to process the date, due date or title. -->
	<template name="document-due-date-unmoded" match="document/due-date" />
	<template name="document-title-unmoded" match="document/title" />
	<template name="document-date-unmoded" match="document/date" />
	
 
	<!--
		Chapter titles for tutorials and labs, which are essentially chapters when included in a course book, but are marked up as documents in themselves.

            <?xml version="1.0" encoding="utf-8"?>

<!--
	Elements for generating "titling" components, such as title, author, date, in various contexts.
-->

<stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform">


	<!-- Items appearing in the document "preamble", i.e., the preamble section in LaTeX and the <head> element in HTML. -->
	
	<!-- Document title. -->
	<template name="preamble-title" match="document/title" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\title{</xsl:text>
			<!--
				Note that tutorials and labs have their own special macros, which is why they're not included here (see the TODO in the "chapter-title" template below).
			-->
			<xsl:if test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
				<xsl:if test="$showanswers='yes'">Sample Solution for </xsl:if>
				<xsl:call-template name="PaperCode" />
				<xsl:text> </xsl:text>
				<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
				<xsl:text> </xsl:text>
				<xsl:value-of select="/document/@sequence-number" />
				<!-- If the title's empty, there's no point in including the ": \\". -->
				<xsl:if test="node()">
					<xsl:text>: \\</xsl:text>
				</xsl:if>
			</xsl:if>
			<xsl:apply-templates />
			<!--
				Process the subtitle, if any. If there is no author specified, then we can appropriate the \author, otherwise, append it to the main title.
			-->
			<xsl:if test="/document/subtitle and /document/author">
				<xsl:text>\\[0.25\baselineskip] \large </xsl:text>
				<xsl:apply-templates select="/document/subtitle" mode="title" />
			</xsl:if>
			<xsl:text>}</xsl:text>
			<xsl:if test="/document/subtitle and not( /document/author )">
				<xsl:text>\author{</xsl:text>
				<xsl:apply-templates select="/document/subtitle" mode="title" />
				<xsl:text>}</xsl:text>
			</xsl:if>
		</common>
		<!--
			For the HTML title, strip out any markup (e.g., emphasis), as this is not interpreted within the <title> tag, resulting in raw HTML markup in the window title. Ick. We do this by switching to "strip" mode.
		-->
		<common formats="/html/xhtml/">
			<xsl:if test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' ) or ( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
				<xsl:if test="$showanswers='yes'">
					<xsl:choose>
						<xsl:when test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' )">
							<xsl:text>Selected Answers for </xsl:text>
						</xsl:when>
						<xsl:when test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
							<xsl:text>Sample Solution for </xsl:text>
						</xsl:when>
					</xsl:choose>
				</xsl:if>
				<xsl:call-template name="PaperCode" />
				<xsl:text> </xsl:text>
				<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
				<xsl:text> </xsl:text>
				<xsl:value-of select="/document/@sequence-number" />
				<!-- If the title's empty, there's no point in including the ": ". -->
				<xsl:if test="node()">
					<xsl:text>: </xsl:text>
				</xsl:if>
			</xsl:if>
			<xsl:apply-templates mode="strip" />
		</common>
	</template>

	<!--
		Document subtitle. This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element (for LaTeX only) is done in the preamble-title template above.
	-->
	<template name="preamble-subtitle" match="document/subtitle" mode="preamble" />

	<!-- Document author. This only makes sense for LaTeX. -->
	<template name="preamble-author" match="document/author" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\author{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
	</template>

	<!-- Document date. This only makes sense for LaTeX. -->
	<template name="preamble-date" match="document/date" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\date{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
	</template>
	
	<!-- Assignment due date. This only makes sense for assignments in LaTeX. -->
	<template name="preamble-due-date" match="document/due-date" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<xsl:if test="/document/date">
				<xsl:message terminate="yes">You can't include both a due-date and a date element in an assignment.</xsl:message>
			</xsl:if>
			<xsl:choose>
				<xsl:when test="/document/author">
					<xsl:text>\date{DUE DATE: </xsl:text>
					<xsl:apply-templates />
					<xsl:text>}</xsl:text>
				</xsl:when>
				<xsl:otherwise>
					<xsl:text>\author{DUE DATE: </xsl:text>
					<xsl:apply-templates />
					<xsl:text>}</xsl:text>
					<xsl:text>\date{}</xsl:text>
				</xsl:otherwise>
			</xsl:choose>
		</common>
	</template>
	

	<!-- Items appearing in the document body. -->
	
	<!--
		Document title for an (X)HTML document. This template is irrelevant for LaTeX, as the document title is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). The title element is applied explicitly by xml2xslt.xsl, so we add a mode to ensure that this it isn't caught up by the following general apply-templates. Otherwise, the title would appear twice in the document body.
	-->
	<template name="document-title-title" match="document/title" mode="title">
		<common formats="/html/xhtml/">
			<h1>
				<xsl:if test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' ) or ( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
					<xsl:if test="$showanswers='yes'">
						<xsl:choose>
							<xsl:when test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' )">
								<xsl:text>Selected Answers for </xsl:text>
							</xsl:when>
							<xsl:when test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
								<xsl:text>Sample Solution for </xsl:text>
							</xsl:when>
						</xsl:choose>
					</xsl:if>
					<xsl:call-template name="PaperCode" />
					<xsl:text> </xsl:text>
					<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
					<xsl:text> </xsl:text>
					<xsl:value-of select="/document/@sequence-number" />
					<!-- If the title's empty, there's no point in including the ": ". -->
					<xsl:if test="node()">
						<xsl:text>: </xsl:text>
					</xsl:if>
				</xsl:if>
				<xsl:apply-templates />
				<!-- If there’s a subtitle, add it to the end of the title. -->
				<xsl:if test="/document/subtitle">
					<xsl:text>: </xsl:text>
					<xsl:apply-templates select="/document/subtitle" mode="title" />
				</xsl:if>
			</h1>
		</common>
	</template>
	
	<!--
		Document subtitle. This template exists only to catch any embdedded markup within the subtitle. Note that this is also used by the LaTeX preamble above.
	-->
	<template name="document-subtitle-title" match="document/subtitle" mode="title">
		<common>
			<xsl:apply-templates />
		</common>
	</template>
	
	<!--
		This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element is done in the document-title template above.
	-->
	<template name="document-subtitle-unmoded" match="document/subtitle" />

	<!-- Document author. -->
	<template name="document-author" match="document/author">
		<common formats="/html/xhtml/">
			<p>
				<xsl:apply-templates />
			</p>
		</common>
	</template>
	
	<!--
		Document date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl).
	-->
	<template name="document-date-title" match="document/date" mode="title">
		<common formats="/html/xhtml/">
			<p><xsl:apply-templates /></p>
		</common>
	</template>
	
	<!--
		Assignment due date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) due date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). This only makes sense for assignments.
	-->
	<template name="document-due-date-title" match="document/due-date" mode="title">
		<common formats="/html/xhtml/">
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<p>
				<xsl:text>DUE DATE: </xsl:text>
				<xsl:apply-templates />
			</p>
		</common>
	</template>
	
	<!--
		Assignment due date anywhere else in the main body of the document. We add the mode to avoid the due date being caught up by the top-level apply-templates and thus appearing as the first paragraph of the document body.
	-->
	<template name="document-due-date-inline" match="document/due-date" mode="inline">
		<common>
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<xsl:apply-templates />
		</common>
	</template>

	<!-- Empty templates to catch any un-moded attempts to process the date, due date or title. -->
	<template name="document-due-date-unmoded" match="document/due-date" />
	<template name="document-title-unmoded" match="document/title" />
	<template name="document-date-unmoded" match="document/date" />
	

	<!--
		Chapter titles for tutorials and labs, which are essentially chapters when included in a course book, but are marked up as documents in themselves.
	-->
	<template name="chapter-title" match="document/title" mode="chapter">
		<!--
			TODO: For LaTeX, filling in the "INFO XXX Tutorial", etc., is currently done in the LaTeX layer in the infrastructure (coursehandbook.cls) surrounding the \lab and \tutorial macros (i.e., it's magic). This derives from the historical origins of the handbook, and should be moved here for consistency. An initial attempt to just replace calls to \tutorial, etc., with \chapter didn't work properly, as the \tutorial, etc., macros do other things as well, including internal munging of chapter handling. This Will Be Complicated :(.
		-->
		<common formats="/latex/xelatex/">
			<xsl:choose>
				<xsl:when test="/document/@class = 'tutorial'">
					<xsl:text>\tutorial{</xsl:text>
				</xsl:when>
				<xsl:when test="/document/@class = 'laboratory'">
					<xsl:text>\lab{</xsl:text>
				</xsl:when>
				<xsl:otherwise>
					<!-- maybe we should assume that we're in a book documentclass and issue a \chapter here? -->
					<xsl:text>\general{</xsl:text>
				</xsl:otherwise>
			</xsl:choose>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<xsl:choose>
				<xsl:when test="/document/@class = 'tutorial'">
					<h1><xsl:call-template name="PaperCode" /> Tutorial <xsl:value-of select="/document/@sequence-number" /><xsl:if test="$showanswers='yes'"> Sample Answers</xsl:if>: <br /><xsl:apply-templates /></h1>
				</xsl:when>
				<xsl:when test="/document/@class = 'laboratory'">
					<h1><xsl:call-template name="PaperCode" /> Lab <xsl:value-of select="/document/@sequence-number" /><xsl:if test="$showanswers='yes'"> Sample Answers</xsl:if>: <br /><xsl:apply-templates /></h1>
				</xsl:when>
				<xsl:otherwise>
					<h1><xsl:apply-templates /></h1>
				</xsl:otherwise>
			</xsl:choose>
		</common>
	</template>
	

</stylesheet>

            <?xml version="1.0" encoding="utf-8"?>

<!--
	Elements for generating "titling" components, such as title, author, date, in various contexts.
-->

<stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform">


	<!-- Items appearing in the document "preamble", i.e., the preamble section in LaTeX and the <head> element in HTML. -->
	
	<!-- Document title. -->
	<template name="preamble-title" match="document/title" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\title{</xsl:text>
			<!--
				Note that tutorials and labs have their own special macros, which is why they're not included here (see the TODO in the "chapter-title" template below).
			-->
			<xsl:if test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
				<xsl:if test="$showanswers='yes'">Sample Solution for </xsl:if>
				<xsl:call-template name="PaperCode" />
				<xsl:text> </xsl:text>
				<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
				<xsl:text> </xsl:text>
				<xsl:value-of select="/document/@sequence-number" />
				<!-- If the title's empty, there's no point in including the ": \\". -->
				<xsl:if test="node()">
					<xsl:text>: \\</xsl:text>
				</xsl:if>
			</xsl:if>
			<xsl:apply-templates />
			<!--
				Process the subtitle, if any. If there is no author specified, then we can appropriate the \author, otherwise, append it to the main title.
			-->
			<xsl:if test="/document/subtitle and /document/author">
				<xsl:text>\\[0.25\baselineskip] \large </xsl:text>
				<xsl:apply-templates select="/document/subtitle" mode="title" />
			</xsl:if>
			<xsl:text>}</xsl:text>
			<xsl:if test="/document/subtitle and not( /document/author )">
				<xsl:text>\author{</xsl:text>
				<xsl:apply-templates select="/document/subtitle" mode="title" />
				<xsl:text>}</xsl:text>
			</xsl:if>
		</common>
		<!--
			For the HTML title, strip out any markup (e.g., emphasis), as this is not interpreted within the <title> tag, resulting in raw HTML markup in the window title. Ick. We do this by switching to "strip" mode.
		-->
		<common formats="/html/xhtml/">
			<xsl:if test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' ) or ( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
				<xsl:if test="$showanswers='yes'">
					<xsl:choose>
						<xsl:when test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' )">
							<xsl:text>Selected Answers for </xsl:text>
						</xsl:when>
						<xsl:when test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
							<xsl:text>Sample Solution for </xsl:text>
						</xsl:when>
					</xsl:choose>
				</xsl:if>
				<xsl:call-template name="PaperCode" />
				<xsl:text> </xsl:text>
				<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
				<xsl:text> </xsl:text>
				<xsl:value-of select="/document/@sequence-number" />
				<!-- If the title's empty, there's no point in including the ": ". -->
				<xsl:if test="node()">
					<xsl:text>: </xsl:text>
				</xsl:if>
			</xsl:if>
			<xsl:apply-templates mode="strip" />
		</common>
	</template>

	<!--
		Document subtitle. This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element (for LaTeX only) is done in the preamble-title template above.
	-->
	<template name="preamble-subtitle" match="document/subtitle" mode="preamble" />

	<!-- Document author. This only makes sense for LaTeX. -->
	<template name="preamble-author" match="document/author" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\author{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
	</template>

	<!-- Document date. This only makes sense for LaTeX. -->
	<template name="preamble-date" match="document/date" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:text>\date{</xsl:text>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
	</template>
	
	<!-- Assignment due date. This only makes sense for assignments in LaTeX. -->
	<template name="preamble-due-date" match="document/due-date" mode="preamble">
		<common formats="/latex/xelatex/">
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<xsl:if test="/document/date">
				<xsl:message terminate="yes">You can't include both a due-date and a date element in an assignment.</xsl:message>
			</xsl:if>
			<xsl:choose>
				<xsl:when test="/document/author">
					<xsl:text>\date{DUE DATE: </xsl:text>
					<xsl:apply-templates />
					<xsl:text>}</xsl:text>
				</xsl:when>
				<xsl:otherwise>
					<xsl:text>\author{DUE DATE: </xsl:text>
					<xsl:apply-templates />
					<xsl:text>}</xsl:text>
					<xsl:text>\date{}</xsl:text>
				</xsl:otherwise>
			</xsl:choose>
		</common>
	</template>
	

	<!-- Items appearing in the document body. -->
	
	<!--
		Document title for an (X)HTML document. This template is irrelevant for LaTeX, as the document title is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). The title element is applied explicitly by xml2xslt.xsl, so we add a mode to ensure that this it isn't caught up by the following general apply-templates. Otherwise, the title would appear twice in the document body.
	-->
	<template name="document-title-title" match="document/title" mode="title">
		<common formats="/html/xhtml/">
			<h1>
				<xsl:if test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' ) or ( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
					<xsl:if test="$showanswers='yes'">
						<xsl:choose>
							<xsl:when test="( /document/@class = 'tutorial' ) or ( /document/@class = 'laboratory' )">
								<xsl:text>Selected Answers for </xsl:text>
							</xsl:when>
							<xsl:when test="( /document/@class = 'assignment' ) or ( /document/@class = 'project' )">
								<xsl:text>Sample Solution for </xsl:text>
							</xsl:when>
						</xsl:choose>
					</xsl:if>
					<xsl:call-template name="PaperCode" />
					<xsl:text> </xsl:text>
					<xsl:value-of select="concat( upper-case( substring( /document/@class, 1, 1 ) ), substring( /document/@class, 2 ) ) " />
					<xsl:text> </xsl:text>
					<xsl:value-of select="/document/@sequence-number" />
					<!-- If the title's empty, there's no point in including the ": ". -->
					<xsl:if test="node()">
						<xsl:text>: </xsl:text>
					</xsl:if>
				</xsl:if>
				<xsl:apply-templates />
				<!-- If there’s a subtitle, add it to the end of the title. -->
				<xsl:if test="/document/subtitle">
					<xsl:text>: </xsl:text>
					<xsl:apply-templates select="/document/subtitle" mode="title" />
				</xsl:if>
			</h1>
		</common>
	</template>
	
	<!--
		Document subtitle. This template exists only to catch any embdedded markup within the subtitle. Note that this is also used by the LaTeX preamble above.
	-->
	<template name="document-subtitle-title" match="document/subtitle" mode="title">
		<common>
			<xsl:apply-templates />
		</common>
	</template>
	
	<!--
		This template exists only to trap the general apply-templates and prevent the subtitle being output twice. The actual processing of this element is done in the document-title template above.
	-->
	<template name="document-subtitle-unmoded" match="document/subtitle" />

	<!-- Document author. -->
	<template name="document-author" match="document/author">
		<common formats="/html/xhtml/">
			<p>
				<xsl:apply-templates />
			</p>
		</common>
	</template>
	
	<!-- Document date (doesn't appear in normal body). -->
	<template name="document-date" match="document/date" />
	
	<!--
		Assignment due date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) due date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). This only makes sense for assignments.
	-->
	<template name="document-due-date-title" match="document/due-date" mode="title">
		<common formats="/html/xhtml/">
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<p>
				<xsl:text>DUE DATE: </xsl:text>
				<xsl:apply-templates />
			</p>
		</common>
	</template>
	
	<!--
		Assignment due date anywhere else in the main body of the document. We add the mode to avoid the due date being caught up by the top-level apply-templates and thus appearing as the first paragraph of the document body.
	-->
	<template name="document-due-date-inline" match="document/due-date" mode="inline">
		<common>
			<xsl:if test="( /document/@class != 'assignment' ) and ( /document/@class != 'project' )">
				<xsl:message terminate="yes">You can only use the due-date element if the document class is "assignment" or "project".</xsl:message>
			</xsl:if>
			<xsl:apply-templates />
		</common>
	</template>

	<!-- Empty templates to catch any un-moded attempts to process the due date or title. -->
	<template name="document-due-date-unmoded" match="document/due-date" />
	<template name="document-title-unmoded" match="document/title" />
	

	<!--
		Chapter titles for tutorials and labs, which are essentially chapters when included in a course book, but are marked up as documents in themselves.
	-->
	<template name="chapter-title" match="document/title" mode="chapter">
		<!--
			TODO: For LaTeX, filling in the "INFO XXX Tutorial", etc., is currently done in the LaTeX layer in the infrastructure (coursehandbook.cls) surrounding the \lab and \tutorial macros (i.e., it's magic). This derives from the historical origins of the handbook, and should be moved here for consistency. An initial attempt to just replace calls to \tutorial, etc., with \chapter didn't work properly, as the \tutorial, etc., macros do other things as well, including internal munging of chapter handling. This Will Be Complicated :(.
		-->
		<common formats="/latex/xelatex/">
			<xsl:choose>
				<xsl:when test="/document/@class = 'tutorial'">
					<xsl:text>\tutorial{</xsl:text>
				</xsl:when>
				<xsl:when test="/document/@class = 'laboratory'">
					<xsl:text>\lab{</xsl:text>
				</xsl:when>
				<xsl:otherwise>
					<!-- maybe we should assume that we're in a book documentclass and issue a \chapter here? -->
					<xsl:text>\general{</xsl:text>
				</xsl:otherwise>
			</xsl:choose>
			<xsl:apply-templates />
			<xsl:text>}</xsl:text>
		</common>
		<common formats="/html/xhtml/">
			<xsl:choose>
				<xsl:when test="/document/@class = 'tutorial'">
					<h1><xsl:call-template name="PaperCode" /> Tutorial <xsl:value-of select="/document/@sequence-number" /><xsl:if test="$showanswers='yes'"> Sample Answers</xsl:if>: <br /><xsl:apply-templates /></h1>
				</xsl:when>
				<xsl:when test="/document/@class = 'laboratory'">
					<h1><xsl:call-template name="PaperCode" /> Lab <xsl:value-of select="/document/@sequence-number" /><xsl:if test="$showanswers='yes'"> Sample Answers</xsl:if>: <br /><xsl:apply-templates /></h1>
				</xsl:when>
				<xsl:otherwise>
					<h1><xsl:apply-templates /></h1>
				</xsl:otherwise>
			</xsl:choose>
		</common>
	</template>
	

</stylesheet>
 			</p>
 		</common>
 	</template>
+	<!-- Document date (doesn't appear in normal body). -->
+	<template name="document-date" match="document/date" />
+	<!--
+		Document date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl).
+	-->
+	<template name="document-date-title" match="document/date" mode="title">
+		<common formats="/html/xhtml/">
+			<p><xsl:apply-templates /></p>
+		</common>
+	</template>
 	<!--
 		Assignment due date at the start of an (X)HTML document. This is irrelevant for (Xe)LaTeX, as the (title) due date is generated by a \maketitle in the generated LaTeX markup (see xml2xslt.xsl). This only makes sense for assignments.
 	-->
 			<xsl:apply-templates />
 		</common>
 	</template>
+	<!-- Empty templates to catch any un-moded attempts to process the due date or title. -->
+	<!-- Empty templates to catch any un-moded attempts to process the date, due date or title. -->
 	<template name="document-due-date-unmoded" match="document/due-date" />
 	<template name="document-title-unmoded" match="document/title" />
+	<template name="document-date-unmoded" match="document/date" />
 	<!--
 		Chapter titles for tutorials and labs, which are essentially chapters when included in a course book, but are marked up as documents in themselves.

                Ignore Space
               Show notes
              View
            
          
          1 ■■■■■
          xml2xslt.xsl
 							<xsl-out:choose>
								<xsl-out:when test="@class = 'calendar'" />
								<xsl-out:otherwise>
									<xsl-out:apply-templates select="title" mode="title" />
									<xsl-out:apply-templates select="date" mode="title" />
									<xsl-out:apply-templates select="due-date" mode="title" />
								</xsl-out:otherwise>
							</xsl-out:choose>
							<xsl-out:apply-templates />

            <?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet	version="2.0"
				xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
				xmlns:xsl-out="[irrelevant]"
				xmlns:exsl="http://exslt.org/common"
				xmlns:xs="http://www.w3.org/2001/XMLSchema"
				xmlns:infosci="http://info-nts-12.otago.ac.nz/infosci">

	<!--
		XSLT transformation for a master XML document defining how to transform elements in the course handbook source into HTML and LaTeX.  Hmm, meta-stylesheet?!
	-->
	
	<!--	<xsl:output method="text" encoding="utf-8" media-type="text/xml" /> -->
	<xsl:output method="xml" encoding="utf-8" cdata-section-elements="html" />

	<!--
		What target format are we generating a styesheet for?
		Possible values: html, xhtml, latex (includes pdflatex), xelatex.
	-->
	<xsl:param name="target-format"><xsl:text>html</xsl:text></xsl:param>

	<!--
		Define an alias for the xsl namespace to avoid confusion when generating xsl: elements in the output of this stylesheet.
	-->
	<xsl:namespace-alias stylesheet-prefix="xsl-out" result-prefix="xsl" />

	<!--
		Some useful variables. (Could some of these become callable templates?)
	-->
	<xsl:variable name="newline">
<xsl:text>
</xsl:text>
	</xsl:variable>

	<xsl:variable name="space"><xsl:text> </xsl:text></xsl:variable>
	

	<xsl:template match="/">
		
		<xsl-out:stylesheet version="2.0" exclude-result-prefixes="exsl">
		
		<xsl-out:strip-space elements="*" />

		<xsl-out:param name="subject-code"><xsl:text>INFO</xsl:text></xsl-out:param>
		<xsl-out:param name="paper-number" />
		<xsl-out:param name="paper-year"		select="year-from-date( current-date() )"/>
		<xsl-out:param name="period-code" />
		
		<xsl-out:param name="showanswers"><xsl:text>no</xsl:text></xsl-out:param>
		
		<xsl-out:param name="base-path"><xsl:text>.</xsl:text></xsl-out:param>
		
		<!-- Full period string corresponding to the supplied period code. -->
		<xsl-out:variable name="period-string" select="infosci:expand-period-code( $period-code )" />
<!-- 
			<xsl-out:choose>
				<xsl-out:when test="$period-code = 'SS'">
					<xsl-out:text>Summer School</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'S1'">
					<xsl-out:text>Semester One</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'S2'">
					<xsl-out:text>Semester Two</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'FY'">
					<xsl-out:text>Full Year</xsl-out:text>
				</xsl-out:when>
				<xsl-out:otherwise>
					<xsl-out:message terminate="yes">
						<xsl-out:text>Unrecognised period code "</xsl-out:text>
						<xsl-out:value-of select="$period-code" />
						<xsl-out:text>".</xsl-out:text>
					</xsl-out:message>
				</xsl-out:otherwise>
			</xsl-out:choose>
		</xsl-out:variable>
 -->
		
		<!-- The date and time when the document was last built. -->
		<xsl-out:variable name="date-built"		select="current-dateTime()" />
		
		<!-- Get the name of the document being processed. -->
		<xsl-out:variable name="document-name"	select="reverse( tokenize( base-uri(), '/' ) )[1]" />

		<!-- Include the generated Oracle documentation code. -->
		<xsl-out:include href="oracle-docs.xsl" />

		<!-- Include the generated teaching calendar dates. -->
<!-- 
		<xsl-out:include href="calendar_dates.xsl" />
 -->

		<!--
			We're going to use the text encoding in a few different places, so let's work out what it should be now.
		-->
		<xsl:variable name="text-encoding">
			<xsl:choose>
			
				<xsl:when test="($target-format = 'latex') or ($target-format = 'html')">
					<xsl:text>iso-8859-1</xsl:text>
				</xsl:when>
				
				<xsl:when test="($target-format = 'xelatex') or ($target-format = 'xhtml')">
					<xsl:text>utf-8</xsl:text>
				</xsl:when>
				
				<xsl:otherwise>
					<xsl:message terminate="yes">
						<xsl:text>Sorry, unknown target format: </xsl:text><xsl:value-of select="$target-format" />
					</xsl:message>
				</xsl:otherwise>
			
			</xsl:choose>
		</xsl:variable>

		<!-- root-level documents should say what type/class of document they are (lecture, tutorial, generic, ...).  Do we want to call this a class or a type? -->
		<!--
		<xsl:variable name="doctype"><xsl:value-of select="/document/@type" /></xsl:variable>
		-->
		
		<!--
			First, output the document preamble according to target format. This is generally different for each target format.
		-->
		<xsl:choose>
			
			<!--
				The HTML formats are fairly simple: the only things that change are the doctypes, version number and text encoding.
			-->
			<xsl:when test="$target-format = 'html'">
			
				<xsl-out:output
					method="html"
					encoding="{$text-encoding}"
					version="4.01"
					media-type="text/html"
					doctype-public="-//W3C//DTD HTML 4.01 Transitional//EN"
					doctype-system="http://www.w3.org/TR/html4/loose.dtd"
				/>
				
			</xsl:when>
			
			<xsl:when test="$target-format = 'xhtml'">
			
				<xsl-out:output
					method="xml"
					encoding="{$text-encoding}"
					byte-order-mark="no"
					version="1.1"
					media-type="text/html"
					doctype-public="-//W3C//DTD XHTML 1.1//EN"
					doctype-system="http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"
				/>
				
			</xsl:when>
			
			<!--
				The LaTeX formats, however have a bunch of miscellaneous boilerplate that appears at the start of every document, and requires more complex interleaving because of hyperref. Since we need to stuff this into a template later on, we define this using a callable template, so that we can do useful things like apply-templates within it (which wouldn't work if we just used a variable).
			-->
			<xsl:when test="$target-format = 'latex'">
			
				<xsl-out:output method="text" encoding="{$text-encoding}" media-type="text/plain" />	

				<!--
					Set to no if you want this to be included inside another
					document. Appears here because it's used in the document
					preamble.
				-->
				<xsl-out:param name="standalone"><xsl:text>yes</xsl:text></xsl-out:param>
				
				<xsl-out:template name="latex-preamble">
					<xsl-out:text>
\usepackage{mathpazo} % mathpple is deprecated
\usepackage[T1]{fontenc}
\usepackage{textcomp}
</xsl-out:text>

					<xsl-out:apply-templates select="environment/latex-packages" />

					<xsl-out:text>
% Safer to specify the hyperref options directly rather than relying on
% the default hyperref.cfg, as XeLaTeX seems to ignore it :(.
\usepackage[	pdfpagemode=UseNone,%
				colorlinks,%
				urlcolor=blue,%
				citecolor=blue,%
				linkcolor=blue,%
				breaklinks	]{hyperref}

\renewcommand{\ttdefault}{blg}
</xsl-out:text>
				</xsl-out:template>
				
			</xsl:when>
			
			<xsl:when test="$target-format = 'xelatex'">
			
				<xsl-out:output method="text" encoding="{$text-encoding}" media-type="text/plain" />	

				<!--
					Set to no if you want this to be included inside another
					document. Appears here because it's used in the document
					preamble.
				-->
				<xsl-out:param name="standalone"><xsl:text>yes</xsl:text></xsl-out:param>
				
				<xsl-out:template name="latex-preamble">
					<xsl-out:text>
\usepackage[no-math]{fontspec}
\usepackage{mathspec}
\usepackage{xunicode}
\usepackage{xltxtra}
\usepackage{textcomp} % ???
</xsl-out:text>

					<xsl-out:apply-templates select="environment/latex-packages" />
					
					<xsl-out:text>
% Safer to specify the hyperref options directly rather than relying on
% the default hyperref.cfg, as XeLaTeX seems to ignore it :(.
\usepackage[	pdfpagemode=UseNone,%
				colorlinks,%
				urlcolor=blue,%
				citecolor=blue,%
				linkcolor=blue,%
				breaklinks	]{hyperref}

\defaultfontfeatures{Mapping=tex-text}
\setmainfont{TeX Gyre Pagella}
\setmathsfont(Digits){TeX Gyre Pagella}
\setmonofont[Scale=MatchLowercase]{Letter Gothic 12 Pitch}
</xsl-out:text>
				</xsl-out:template>
				
			</xsl:when>
			
			<!--
				No need for an otherwise, as weird target formats will have already been trapped by the definition of the text-encoding variable above.
			-->
			
		</xsl:choose>
		
		<!--
			Next, output the main document body according to target format. This is generally the same across similar target formats.
		-->
		<xsl:choose>

			<xsl:when test="($target-format = 'html') or ($target-format = 'xhtml')">
			
				<!-- *** (X)HTML Output *** -->
				
				<!-- Old version: before using xsl:namespace-alias: -->
				<!--
				<xsl-out:element name="xsl:output">
					<xsl-out:attribute name="method">html</xsl-out:attribute>
					<xsl-out:attribute name="encoding">UTF-8</xsl-out:attribute>
					<xsl-out:attribute name="media-type">text/html</xsl-out:attribute>
					<xsl-out:attribute name="doctype-public">-//W3C//DTD HTML 4.01 Transitional//EN</xsl-out:attribute>
				</xsl-out:element>
				-->
				
				<!-- Default to PNG images for web dispay. -->
				<xsl-out:param name="image-format"><xsl:text>png</xsl:text></xsl-out:param>

			<!-- Nope, includes can only appear as a child of xsl:stylesheet. -->
			<!-- <xsl-out:include href="xml2html-root.xsl" /> -->
				
				<xsl-out:template match="/document">
					<xsl-out:comment> THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT! </xsl-out:comment>
					<html>
						<head>
							<xsl-out:element name="link">
								<xsl-out:attribute name="rel">
									<xsl-out:text>Stylesheet</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="href">
									<xsl-out:text>https://blackboard.otago.ac.nz/bbcswebdav/courses/</xsl-out:text>
									<xsl-out:value-of select="$subject-code" />
									<xsl-out:value-of select="$paper-number" />
									<xsl-out:text>_</xsl-out:text>
									<xsl-out:value-of select="$period-code" />
									<xsl-out:text>DNI_</xsl-out:text>
									<xsl-out:value-of select="$paper-year" />
									<xsl-out:text>/db_styles.css</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="type">
									<xsl-out:text>text/css</xsl-out:text>
								</xsl-out:attribute>
							</xsl-out:element>
							<xsl-out:element name="meta">
								<xsl-out:attribute name="http-equiv">
									<xsl-out:text>Content-type</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="content">
									<xsl-out:text>
										<xsl:text>text/html;charset=</xsl:text>
										<xsl:value-of select="$text-encoding" />
									</xsl-out:text>
								</xsl-out:attribute>
							</xsl-out:element>
							<title>
								<xsl-out:choose>
									<xsl-out:when test="@class = 'calendar'">
										<xsl-out:value-of select="$subject-code" />
										<xsl-out:value-of select="$paper-number" />
										<xsl-out:text> Teaching Calendar, </xsl-out:text>
										<xsl-out:value-of select="$period-string" />
										<xsl-out:text>, </xsl-out:text>
										<xsl-out:value-of select="$paper-year" />
									</xsl-out:when>
									<xsl-out:otherwise>
										<xsl-out:apply-templates select="title" mode="preamble" />
									</xsl-out:otherwise>
								</xsl-out:choose>
							</title>
						</head>
						<body>
							<xsl-out:choose>
								<xsl-out:when test="@class = 'calendar'" />
								<xsl-out:otherwise>
									<xsl-out:apply-templates select="title" mode="title" />
									<xsl-out:apply-templates select="date" mode="title" />
									<xsl-out:apply-templates select="due-date" mode="title" />
								</xsl-out:otherwise>
							</xsl-out:choose>
							<xsl-out:apply-templates />

							<!-- How best to approach this - certain elements that need special handling (e.g. title, author) shouldn't be passed through here as well. -->
							<!-- How about we just match certain elements that we know can be handled safely, e.g. sections, paragraphs, ...?  (...and their aliases?) -->
							<!-- Are introductions just another section, or should there be an introduction element? -->
							
							<!-- The solution is to get cleverer with our templates, e.g., multiple templates for <title> that have different match patterns (document/title, section/title). -->
							<!-- We also need to define an empty template for the <document-metadata> element so that its contents get ignored. -->
							<!-- Once these are done, we can just go apply-templates and forget about it. -->
							
							<hr />
							<!--
								Since HTML doesn't support footnotes as such, we
								instead include them as endnotes at the end of
								the document.
							-->
							<xsl-out:if test="count(//footnote) &gt; 0">
								<h3>Notes</h3>
								<xsl-out:apply-templates select="//footnote" mode="list" />
								<hr />
							</xsl-out:if>
							<xsl-out:call-template name="build-date-internal">
								<xsl-out:with-param name="format">long</xsl-out:with-param>
								<xsl-out:with-param name="style">footer</xsl-out:with-param>
							</xsl-out:call-template>
						</body>
					</html>
				</xsl-out:template>
			</xsl:when>

			<xsl:when test="($target-format = 'latex') or ($target-format = 'xelatex')">
			
				<!-- Set to pdf if using PDFLaTeX, otherwise eps. -->
				<xsl-out:param name="image-format"><xsl:text>pdf</xsl:text></xsl-out:param>
				
				<!--
				    Generate macro to encode the document class name.
				    This is currently BROKEN. If the document class specified loads packages that are then loaded by the boilerplate below with different optons, it will cause LaTeX "option clash" errors. Therefore, DO NOT use the @latex-document-class attribute for now until a solution can be devised!
				-->
				<xsl-out:template name="setup-document-class">
					<xsl-out:text>
\def\DocumentClass{</xsl-out:text>
                    <xsl-out:value-of select="@latex-document-class" />
                    <xsl-out:if test="not( @latex-document-class )">
                        <xsl-out:text>article</xsl-out:text>
                    </xsl-out:if>
				    <xsl-out:text>}
</xsl-out:text>
				</xsl-out:template>

				<!-- *** LaTeX Source Output *** -->
				<!-- Should this produce a LaTeX source fragment or an entire valid source document? -->
				<xsl-out:template match="/document">
					<xsl-out:choose>

						<xsl-out:when test="$standalone = 'yes'">
							<xsl-out:text>
% THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT!

</xsl-out:text>
							<xsl-out:call-template name="setup-document-class" />
							<xsl-out:text>
\PassOptionsToClass{\LaTeXOptions}{\DocumentClass}
\documentclass{\DocumentClass}

\usepackage[margin=1in]{geometry}
\usepackage{multirow}
\usepackage{graphicx}
\usepackage{verbatim}       % needed for \verbatiminput
\usepackage{relalg}         % needed for join operators
\usepackage{pifont}
\usepackage{siunitx}        % number and SI unit formatting
\usepackage{listings}       % nicely formatted code listings
\usepackage[normalem]{ulem} % fancy underlining, strikeout, etc.
\usepackage{boxedminipage}
\usepackage{parskip}        % Space-separated rather than indented paragraphs.
\usepackage{rotating}		% Rotate stuff.

</xsl-out:text>

							<xsl-out:call-template name="latex-preamble" />

							<xsl-out:apply-templates select="environment/latex-commands" />

							<xsl-out:text>
\newenvironment{answer}{\par\vspace{0.5em}\itshape}{\normalfont\vspace{1.5em}}

% Listings setup. We preload the most obviously like languages to speed things
% up. Other languages will still work, just not quite as quickly.
\lstloadlanguages{Oracle}
\lstset{basicstyle=\ttfamily,basewidth=0.5em,escapeinside={(@}{@)},
	showspaces=false,showstringspaces=false}

% Environment for worksheet exercises.
\newcounter{exercise}
\setcounter{exercise}{0}
\newenvironment{exercise}%
	{\noindent\refstepcounter{exercise}\begin{boxedminipage}{\columnwidth}\textbf{Exercise \theexercise: }}%
	{\end{boxedminipage}}

</xsl-out:text>

							<xsl-out:apply-templates select="title" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />
							<xsl-out:apply-templates select="author" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />
							<xsl-out:apply-templates select="date|due-date" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />

							<xsl-out:text>
\begin{document}
</xsl-out:text>
                            <xsl-out:if test="not( @suppress-latex-title ) or ( @suppress-latex-title != 'yes' )">
                                <xsl-out:text>
	\maketitle
</xsl-out:text>
                            </xsl-out:if>
							<xsl-out:text>

</xsl-out:text>

							<xsl-out:apply-templates />

							<!--
								If you're having problems with the build date appearing in weird or annoying locations (usually because of floating items like tables and figures), set document/@auto-latex-build-date to "no". You can then use the build-date element to insert the build date wherever you like, if necessary. This really only applies to LaTeX documents. The behaviour of HTML documents is much more predictable because they don't have elements with "minds of their own", so the build date is guaranteed to always appear at the very end.
							-->
							<xsl-out:if test="not( @auto-latex-build-date ) or ( @auto-latex-build-date != 'no' )">
							
								<xsl-out:call-template name="build-date-internal">
									<xsl-out:with-param name="format">long</xsl-out:with-param>
									<xsl-out:with-param name="style">footer</xsl-out:with-param>
								</xsl-out:call-template>
							</xsl-out:if>
							<xsl-out:text>\end{document}</xsl-out:text>
						</xsl-out:when>
						<!-- Not standalone: -->
						<xsl-out:otherwise>
							<xsl-out:apply-templates select="title" mode="chapter" />
							<xsl-out:apply-templates select="*[not(self::title)]" />
							<xsl-out:if test="not( @auto-latex-build-date ) or ( @auto-latex-build-date != 'no' )">
								<xsl-out:call-template name="build-date-internal">
									<xsl-out:with-param name="format">long</xsl-out:with-param>
									<xsl-out:with-param name="style">footer</xsl-out:with-param>
								</xsl-out:call-template>
							</xsl-out:if>
						</xsl-out:otherwise>
					</xsl-out:choose>
				</xsl-out:template>
				
			</xsl:when>
			
			<!--
				No need for an otherwise, as weird formats will have already been trapped by the definition of the text-encoding variable above.
			-->
			
		</xsl:choose>


		<xsl:apply-templates />

		</xsl-out:stylesheet>
	</xsl:template>


	<!--
		Copy across templates according to the target format. If there's no common code for a particular format, an empty template is generated.
	-->
	<xsl:template match="template">
		<xsl-out:template>
		
			<!--
				Much easier to just copy all attributes across verbatim rather than copying specific named attributes, because we might want to use attributes that weren't originally anticipated.
				
				Might this be a problem in future?
			-->
			<xsl:copy-of select="@*" />
			
			<!--
				Copy across code that is common to ALL target formats. Any code not specific to a particular target format will therefore always appear FIRST in the resulting template.
			-->
			<xsl:copy-of select="common[not(@formats)]/node()" />
			
			<!-- Copy across code that is specific to the current format. -->
			<xsl:copy-of select="common[contains(@formats, concat('/', $target-format, '/'))]/node()" />
			<xsl:copy-of select="*[name(.) = $target-format]/node()" />
			
		</xsl-out:template>
	</xsl:template>

	<!--
		Dealing with functions is slightly more complex than templates, as functions aren't allowed to be empty. We therefore have to completely ignore function definitions that have no code for the target format. The second, more specific template will match in preference to the empty one.
	-->
	<xsl:template match="function" />

	<xsl:template match="function[common[contains( @formats, concat( '/', $target-format, '/' ) )]]|function[common[not( @formats )]]">
		<xsl-out:function>
		
			<!--
				Much easier to just copy all attributes across verbatim rather than copying specific named attributes, because we might want to use attributes that weren't originally anticipated.
				
				Might this be a problem in future?
			-->
			<xsl:copy-of select="@*" />

			<!--
				Copy across code that is common to ALL target formats. Any code not specific to a particular target format will therefore always appear FIRST in the resulting template.
			-->
			<xsl:copy-of select="common[not( @formats )]/node()" />
			
			<!-- Copy across code that is specific to the current format. -->
			<xsl:copy-of select="common[contains( @formats, concat( '/', $target-format, '/' ) )]/node()" />
			<xsl:copy-of select="*[name( . )=$target-format]/node()" />
			
		</xsl-out:function>
	</xsl:template>
	
	
	<!--
		Include templates from a stylesheet sub-module. This enables us to modularise the master stylesheet.
	-->
	<xsl:template match="include">
		<xsl:apply-templates select="document( @href )/stylesheet/*" />
	</xsl:template>

	
	<!--
		This template produces a template that calls another template, i.e.
		it implements a template alias.
		
		The generated template probably doesn't need a name, but we'll put one
		in anyway.
	-->

	<xsl:template match="alias">
		<xsl-out:template>
			<xsl:attribute name="name"><xsl:value-of select="@source" /></xsl:attribute>
			<xsl:attribute name="match"><xsl:value-of select="@source" /></xsl:attribute>
			<xsl-out:call-template>
				<xsl:attribute name="name"><xsl:value-of select="@target" /></xsl:attribute>
			</xsl-out:call-template>
		</xsl-out:template>
	</xsl:template>
	

	<!--
		This template produces a template for processing style-oriented markup,
		such as empahsis, foreign terms, and quotations.
	-->
	<!--
	<xsl:template match="d">
	</xsl-out:template match>
	-->

	<!--
		This template produces a template for processing an element that
		refers to a hyperlink.
	-->
	<xsl:template match="hyperlink">
	</xsl:template>
	
</xsl:stylesheet>

            <?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet	version="2.0"
				xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
				xmlns:xsl-out="[irrelevant]"
				xmlns:exsl="http://exslt.org/common"
				xmlns:xs="http://www.w3.org/2001/XMLSchema"
				xmlns:infosci="http://info-nts-12.otago.ac.nz/infosci">

	<!--
		XSLT transformation for a master XML document defining how to transform elements in the course handbook source into HTML and LaTeX.  Hmm, meta-stylesheet?!
	-->
	
	<!--	<xsl:output method="text" encoding="utf-8" media-type="text/xml" /> -->
	<xsl:output method="xml" encoding="utf-8" cdata-section-elements="html" />

	<!--
		What target format are we generating a styesheet for?
		Possible values: html, xhtml, latex (includes pdflatex), xelatex.
	-->
	<xsl:param name="target-format"><xsl:text>html</xsl:text></xsl:param>

	<!--
		Define an alias for the xsl namespace to avoid confusion when generating xsl: elements in the output of this stylesheet.
	-->
	<xsl:namespace-alias stylesheet-prefix="xsl-out" result-prefix="xsl" />

	<!--
		Some useful variables. (Could some of these become callable templates?)
	-->
	<xsl:variable name="newline">
<xsl:text>
</xsl:text>
	</xsl:variable>

	<xsl:variable name="space"><xsl:text> </xsl:text></xsl:variable>
	

	<xsl:template match="/">
		
		<xsl-out:stylesheet version="2.0" exclude-result-prefixes="exsl">
		
		<xsl-out:strip-space elements="*" />

		<xsl-out:param name="subject-code"><xsl:text>INFO</xsl:text></xsl-out:param>
		<xsl-out:param name="paper-number" />
		<xsl-out:param name="paper-year"		select="year-from-date( current-date() )"/>
		<xsl-out:param name="period-code" />
		
		<xsl-out:param name="showanswers"><xsl:text>no</xsl:text></xsl-out:param>
		
		<xsl-out:param name="base-path"><xsl:text>.</xsl:text></xsl-out:param>
		
		<!-- Full period string corresponding to the supplied period code. -->
		<xsl-out:variable name="period-string" select="infosci:expand-period-code( $period-code )" />
<!-- 
			<xsl-out:choose>
				<xsl-out:when test="$period-code = 'SS'">
					<xsl-out:text>Summer School</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'S1'">
					<xsl-out:text>Semester One</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'S2'">
					<xsl-out:text>Semester Two</xsl-out:text>
				</xsl-out:when>
				<xsl-out:when test="$period-code = 'FY'">
					<xsl-out:text>Full Year</xsl-out:text>
				</xsl-out:when>
				<xsl-out:otherwise>
					<xsl-out:message terminate="yes">
						<xsl-out:text>Unrecognised period code "</xsl-out:text>
						<xsl-out:value-of select="$period-code" />
						<xsl-out:text>".</xsl-out:text>
					</xsl-out:message>
				</xsl-out:otherwise>
			</xsl-out:choose>
		</xsl-out:variable>
 -->
		
		<!-- The date and time when the document was last built. -->
		<xsl-out:variable name="date-built"		select="current-dateTime()" />
		
		<!-- Get the name of the document being processed. -->
		<xsl-out:variable name="document-name"	select="reverse( tokenize( base-uri(), '/' ) )[1]" />

		<!-- Include the generated Oracle documentation code. -->
		<xsl-out:include href="oracle-docs.xsl" />

		<!-- Include the generated teaching calendar dates. -->
<!-- 
		<xsl-out:include href="calendar_dates.xsl" />
 -->

		<!--
			We're going to use the text encoding in a few different places, so let's work out what it should be now.
		-->
		<xsl:variable name="text-encoding">
			<xsl:choose>
			
				<xsl:when test="($target-format = 'latex') or ($target-format = 'html')">
					<xsl:text>iso-8859-1</xsl:text>
				</xsl:when>
				
				<xsl:when test="($target-format = 'xelatex') or ($target-format = 'xhtml')">
					<xsl:text>utf-8</xsl:text>
				</xsl:when>
				
				<xsl:otherwise>
					<xsl:message terminate="yes">
						<xsl:text>Sorry, unknown target format: </xsl:text><xsl:value-of select="$target-format" />
					</xsl:message>
				</xsl:otherwise>
			
			</xsl:choose>
		</xsl:variable>

		<!-- root-level documents should say what type/class of document they are (lecture, tutorial, generic, ...).  Do we want to call this a class or a type? -->
		<!--
		<xsl:variable name="doctype"><xsl:value-of select="/document/@type" /></xsl:variable>
		-->
		
		<!--
			First, output the document preamble according to target format. This is generally different for each target format.
		-->
		<xsl:choose>
			
			<!--
				The HTML formats are fairly simple: the only things that change are the doctypes, version number and text encoding.
			-->
			<xsl:when test="$target-format = 'html'">
			
				<xsl-out:output
					method="html"
					encoding="{$text-encoding}"
					version="4.01"
					media-type="text/html"
					doctype-public="-//W3C//DTD HTML 4.01 Transitional//EN"
					doctype-system="http://www.w3.org/TR/html4/loose.dtd"
				/>
				
			</xsl:when>
			
			<xsl:when test="$target-format = 'xhtml'">
			
				<xsl-out:output
					method="xml"
					encoding="{$text-encoding}"
					byte-order-mark="no"
					version="1.1"
					media-type="text/html"
					doctype-public="-//W3C//DTD XHTML 1.1//EN"
					doctype-system="http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd"
				/>
				
			</xsl:when>
			
			<!--
				The LaTeX formats, however have a bunch of miscellaneous boilerplate that appears at the start of every document, and requires more complex interleaving because of hyperref. Since we need to stuff this into a template later on, we define this using a callable template, so that we can do useful things like apply-templates within it (which wouldn't work if we just used a variable).
			-->
			<xsl:when test="$target-format = 'latex'">
			
				<xsl-out:output method="text" encoding="{$text-encoding}" media-type="text/plain" />	

				<!--
					Set to no if you want this to be included inside another
					document. Appears here because it's used in the document
					preamble.
				-->
				<xsl-out:param name="standalone"><xsl:text>yes</xsl:text></xsl-out:param>
				
				<xsl-out:template name="latex-preamble">
					<xsl-out:text>
\usepackage{mathpazo} % mathpple is deprecated
\usepackage[T1]{fontenc}
\usepackage{textcomp}
</xsl-out:text>

					<xsl-out:apply-templates select="environment/latex-packages" />

					<xsl-out:text>
% Safer to specify the hyperref options directly rather than relying on
% the default hyperref.cfg, as XeLaTeX seems to ignore it :(.
\usepackage[	pdfpagemode=UseNone,%
				colorlinks,%
				urlcolor=blue,%
				citecolor=blue,%
				linkcolor=blue,%
				breaklinks	]{hyperref}

\renewcommand{\ttdefault}{blg}
</xsl-out:text>
				</xsl-out:template>
				
			</xsl:when>
			
			<xsl:when test="$target-format = 'xelatex'">
			
				<xsl-out:output method="text" encoding="{$text-encoding}" media-type="text/plain" />	

				<!--
					Set to no if you want this to be included inside another
					document. Appears here because it's used in the document
					preamble.
				-->
				<xsl-out:param name="standalone"><xsl:text>yes</xsl:text></xsl-out:param>
				
				<xsl-out:template name="latex-preamble">
					<xsl-out:text>
\usepackage[no-math]{fontspec}
\usepackage{mathspec}
\usepackage{xunicode}
\usepackage{xltxtra}
\usepackage{textcomp} % ???
</xsl-out:text>

					<xsl-out:apply-templates select="environment/latex-packages" />
					
					<xsl-out:text>
% Safer to specify the hyperref options directly rather than relying on
% the default hyperref.cfg, as XeLaTeX seems to ignore it :(.
\usepackage[	pdfpagemode=UseNone,%
				colorlinks,%
				urlcolor=blue,%
				citecolor=blue,%
				linkcolor=blue,%
				breaklinks	]{hyperref}

\defaultfontfeatures{Mapping=tex-text}
\setmainfont{TeX Gyre Pagella}
\setmathsfont(Digits){TeX Gyre Pagella}
\setmonofont[Scale=MatchLowercase]{Letter Gothic 12 Pitch}
</xsl-out:text>
				</xsl-out:template>
				
			</xsl:when>
			
			<!--
				No need for an otherwise, as weird target formats will have already been trapped by the definition of the text-encoding variable above.
			-->
			
		</xsl:choose>
		
		<!--
			Next, output the main document body according to target format. This is generally the same across similar target formats.
		-->
		<xsl:choose>

			<xsl:when test="($target-format = 'html') or ($target-format = 'xhtml')">
			
				<!-- *** (X)HTML Output *** -->
				
				<!-- Old version: before using xsl:namespace-alias: -->
				<!--
				<xsl-out:element name="xsl:output">
					<xsl-out:attribute name="method">html</xsl-out:attribute>
					<xsl-out:attribute name="encoding">UTF-8</xsl-out:attribute>
					<xsl-out:attribute name="media-type">text/html</xsl-out:attribute>
					<xsl-out:attribute name="doctype-public">-//W3C//DTD HTML 4.01 Transitional//EN</xsl-out:attribute>
				</xsl-out:element>
				-->
				
				<!-- Default to PNG images for web dispay. -->
				<xsl-out:param name="image-format"><xsl:text>png</xsl:text></xsl-out:param>

			<!-- Nope, includes can only appear as a child of xsl:stylesheet. -->
			<!-- <xsl-out:include href="xml2html-root.xsl" /> -->
				
				<xsl-out:template match="/document">
					<xsl-out:comment> THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT! </xsl-out:comment>
					<html>
						<head>
							<xsl-out:element name="link">
								<xsl-out:attribute name="rel">
									<xsl-out:text>Stylesheet</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="href">
									<xsl-out:text>https://blackboard.otago.ac.nz/bbcswebdav/courses/</xsl-out:text>
									<xsl-out:value-of select="$subject-code" />
									<xsl-out:value-of select="$paper-number" />
									<xsl-out:text>_</xsl-out:text>
									<xsl-out:value-of select="$period-code" />
									<xsl-out:text>DNI_</xsl-out:text>
									<xsl-out:value-of select="$paper-year" />
									<xsl-out:text>/db_styles.css</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="type">
									<xsl-out:text>text/css</xsl-out:text>
								</xsl-out:attribute>
							</xsl-out:element>
							<xsl-out:element name="meta">
								<xsl-out:attribute name="http-equiv">
									<xsl-out:text>Content-type</xsl-out:text>
								</xsl-out:attribute>
								<xsl-out:attribute name="content">
									<xsl-out:text>
										<xsl:text>text/html;charset=</xsl:text>
										<xsl:value-of select="$text-encoding" />
									</xsl-out:text>
								</xsl-out:attribute>
							</xsl-out:element>
							<title>
								<xsl-out:choose>
									<xsl-out:when test="@class = 'calendar'">
										<xsl-out:value-of select="$subject-code" />
										<xsl-out:value-of select="$paper-number" />
										<xsl-out:text> Teaching Calendar, </xsl-out:text>
										<xsl-out:value-of select="$period-string" />
										<xsl-out:text>, </xsl-out:text>
										<xsl-out:value-of select="$paper-year" />
									</xsl-out:when>
									<xsl-out:otherwise>
										<xsl-out:apply-templates select="title" mode="preamble" />
									</xsl-out:otherwise>
								</xsl-out:choose>
							</title>
						</head>
						<body>
							<xsl-out:choose>
								<xsl-out:when test="@class = 'calendar'" />
								<xsl-out:otherwise>
									<xsl-out:apply-templates select="title" mode="title" />
									<xsl-out:apply-templates select="due-date" mode="title" />
								</xsl-out:otherwise>
							</xsl-out:choose>
							<xsl-out:apply-templates />

							<!-- How best to approach this - certain elements that need special handling (e.g. title, author) shouldn't be passed through here as well. -->
							<!-- How about we just match certain elements that we know can be handled safely, e.g. sections, paragraphs, ...?  (...and their aliases?) -->
							<!-- Are introductions just another section, or should there be an introduction element? -->
							
							<!-- The solution is to get cleverer with our templates, e.g., multiple templates for <title> that have different match patterns (document/title, section/title). -->
							<!-- We also need to define an empty template for the <document-metadata> element so that its contents get ignored. -->
							<!-- Once these are done, we can just go apply-templates and forget about it. -->
							
							<hr />
							<!--
								Since HTML doesn't support footnotes as such, we
								instead include them as endnotes at the end of
								the document.
							-->
							<xsl-out:if test="count(//footnote) &gt; 0">
								<h3>Notes</h3>
								<xsl-out:apply-templates select="//footnote" mode="list" />
								<hr />
							</xsl-out:if>
							<xsl-out:call-template name="build-date-internal">
								<xsl-out:with-param name="format">long</xsl-out:with-param>
								<xsl-out:with-param name="style">footer</xsl-out:with-param>
							</xsl-out:call-template>
						</body>
					</html>
				</xsl-out:template>
			</xsl:when>

			<xsl:when test="($target-format = 'latex') or ($target-format = 'xelatex')">
			
				<!-- Set to pdf if using PDFLaTeX, otherwise eps. -->
				<xsl-out:param name="image-format"><xsl:text>pdf</xsl:text></xsl-out:param>
				
				<!--
				    Generate macro to encode the document class name.
				    This is currently BROKEN. If the document class specified loads packages that are then loaded by the boilerplate below with different optons, it will cause LaTeX "option clash" errors. Therefore, DO NOT use the @latex-document-class attribute for now until a solution can be devised!
				-->
				<xsl-out:template name="setup-document-class">
					<xsl-out:text>
\def\DocumentClass{</xsl-out:text>
                    <xsl-out:value-of select="@latex-document-class" />
                    <xsl-out:if test="not( @latex-document-class )">
                        <xsl-out:text>article</xsl-out:text>
                    </xsl-out:if>
				    <xsl-out:text>}
</xsl-out:text>
				</xsl-out:template>

				<!-- *** LaTeX Source Output *** -->
				<!-- Should this produce a LaTeX source fragment or an entire valid source document? -->
				<xsl-out:template match="/document">
					<xsl-out:choose>

						<xsl-out:when test="$standalone = 'yes'">
							<xsl-out:text>
% THIS FILE IS AUTOMATICALLY GENERATED. DO NOT EDIT!

</xsl-out:text>
							<xsl-out:call-template name="setup-document-class" />
							<xsl-out:text>
\PassOptionsToClass{\LaTeXOptions}{\DocumentClass}
\documentclass{\DocumentClass}

\usepackage[margin=1in]{geometry}
\usepackage{multirow}
\usepackage{graphicx}
\usepackage{verbatim}       % needed for \verbatiminput
\usepackage{relalg}         % needed for join operators
\usepackage{pifont}
\usepackage{siunitx}        % number and SI unit formatting
\usepackage{listings}       % nicely formatted code listings
\usepackage[normalem]{ulem} % fancy underlining, strikeout, etc.
\usepackage{boxedminipage}
\usepackage{parskip}        % Space-separated rather than indented paragraphs.
\usepackage{rotating}		% Rotate stuff.

</xsl-out:text>

							<xsl-out:call-template name="latex-preamble" />

							<xsl-out:apply-templates select="environment/latex-commands" />

							<xsl-out:text>
\newenvironment{answer}{\par\vspace{0.5em}\itshape}{\normalfont\vspace{1.5em}}

% Listings setup. We preload the most obviously like languages to speed things
% up. Other languages will still work, just not quite as quickly.
\lstloadlanguages{Oracle}
\lstset{basicstyle=\ttfamily,basewidth=0.5em,escapeinside={(@}{@)},
	showspaces=false,showstringspaces=false}

% Environment for worksheet exercises.
\newcounter{exercise}
\setcounter{exercise}{0}
\newenvironment{exercise}%
	{\noindent\refstepcounter{exercise}\begin{boxedminipage}{\columnwidth}\textbf{Exercise \theexercise: }}%
	{\end{boxedminipage}}

</xsl-out:text>

							<xsl-out:apply-templates select="title" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />
							<xsl-out:apply-templates select="author" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />
							<xsl-out:apply-templates select="date|due-date" mode="preamble" />
							<xsl-out:call-template name="newline-internal" />

							<xsl-out:text>
\begin{document}
</xsl-out:text>
                            <xsl-out:if test="not( @suppress-latex-title ) or ( @suppress-latex-title != 'yes' )">
                                <xsl-out:text>
	\maketitle
</xsl-out:text>
                            </xsl-out:if>
							<xsl-out:text>

</xsl-out:text>

							<xsl-out:apply-templates />

							<!--
								If you're having problems with the build date appearing in weird or annoying locations (usually because of floating items like tables and figures), set document/@auto-latex-build-date to "no". You can then use the build-date element to insert the build date wherever you like, if necessary. This really only applies to LaTeX documents. The behaviour of HTML documents is much more predictable because they don't have elements with "minds of their own", so the build date is guaranteed to always appear at the very end.
							-->
							<xsl-out:if test="not( @auto-latex-build-date ) or ( @auto-latex-build-date != 'no' )">
							
								<xsl-out:call-template name="build-date-internal">
									<xsl-out:with-param name="format">long</xsl-out:with-param>
									<xsl-out:with-param name="style">footer</xsl-out:with-param>
								</xsl-out:call-template>
							</xsl-out:if>
							<xsl-out:text>\end{document}</xsl-out:text>
						</xsl-out:when>
						<!-- Not standalone: -->
						<xsl-out:otherwise>
							<xsl-out:apply-templates select="title" mode="chapter" />
							<xsl-out:apply-templates select="*[not(self::title)]" />
							<xsl-out:if test="not( @auto-latex-build-date ) or ( @auto-latex-build-date != 'no' )">
								<xsl-out:call-template name="build-date-internal">
									<xsl-out:with-param name="format">long</xsl-out:with-param>
									<xsl-out:with-param name="style">footer</xsl-out:with-param>
								</xsl-out:call-template>
							</xsl-out:if>
						</xsl-out:otherwise>
					</xsl-out:choose>
				</xsl-out:template>
				
			</xsl:when>
			
			<!--
				No need for an otherwise, as weird formats will have already been trapped by the definition of the text-encoding variable above.
			-->
			
		</xsl:choose>


		<xsl:apply-templates />

		</xsl-out:stylesheet>
	</xsl:template>


	<!--
		Copy across templates according to the target format. If there's no common code for a particular format, an empty template is generated.
	-->
	<xsl:template match="template">
		<xsl-out:template>
		
			<!--
				Much easier to just copy all attributes across verbatim rather than copying specific named attributes, because we might want to use attributes that weren't originally anticipated.
				
				Might this be a problem in future?
			-->
			<xsl:copy-of select="@*" />
			
			<!--
				Copy across code that is common to ALL target formats. Any code not specific to a particular target format will therefore always appear FIRST in the resulting template.
			-->
			<xsl:copy-of select="common[not(@formats)]/node()" />
			
			<!-- Copy across code that is specific to the current format. -->
			<xsl:copy-of select="common[contains(@formats, concat('/', $target-format, '/'))]/node()" />
			<xsl:copy-of select="*[name(.) = $target-format]/node()" />
			
		</xsl-out:template>
	</xsl:template>

	<!--
		Dealing with functions is slightly more complex than templates, as functions aren't allowed to be empty. We therefore have to completely ignore function definitions that have no code for the target format. The second, more specific template will match in preference to the empty one.
	-->
	<xsl:template match="function" />

	<xsl:template match="function[common[contains( @formats, concat( '/', $target-format, '/' ) )]]|function[common[not( @formats )]]">
		<xsl-out:function>
		
			<!--
				Much easier to just copy all attributes across verbatim rather than copying specific named attributes, because we might want to use attributes that weren't originally anticipated.
				
				Might this be a problem in future?
			-->
			<xsl:copy-of select="@*" />

			<!--
				Copy across code that is common to ALL target formats. Any code not specific to a particular target format will therefore always appear FIRST in the resulting template.
			-->
			<xsl:copy-of select="common[not( @formats )]/node()" />
			
			<!-- Copy across code that is specific to the current format. -->
			<xsl:copy-of select="common[contains( @formats, concat( '/', $target-format, '/' ) )]/node()" />
			<xsl:copy-of select="*[name( . )=$target-format]/node()" />
			
		</xsl-out:function>
	</xsl:template>
	
	
	<!--
		Include templates from a stylesheet sub-module. This enables us to modularise the master stylesheet.
	-->
	<xsl:template match="include">
		<xsl:apply-templates select="document( @href )/stylesheet/*" />
	</xsl:template>

	
	<!--
		This template produces a template that calls another template, i.e.
		it implements a template alias.
		
		The generated template probably doesn't need a name, but we'll put one
		in anyway.
	-->

	<xsl:template match="alias">
		<xsl-out:template>
			<xsl:attribute name="name"><xsl:value-of select="@source" /></xsl:attribute>
			<xsl:attribute name="match"><xsl:value-of select="@source" /></xsl:attribute>
			<xsl-out:call-template>
				<xsl:attribute name="name"><xsl:value-of select="@target" /></xsl:attribute>
			</xsl-out:call-template>
		</xsl-out:template>
	</xsl:template>
	

	<!--
		This template produces a template for processing style-oriented markup,
		such as empahsis, foreign terms, and quotations.
	-->
	<!--
	<xsl:template match="d">
	</xsl-out:template match>
	-->

	<!--
		This template produces a template for processing an element that
		refers to a hyperlink.
	-->
	<xsl:template match="hyperlink">
	</xsl:template>
	
</xsl:stylesheet>
 							<xsl-out:choose>
 								<xsl-out:when test="@class = 'calendar'" />
 								<xsl-out:otherwise>
 									<xsl-out:apply-templates select="title" mode="title" />
+									<xsl-out:apply-templates select="date" mode="title" />
 									<xsl-out:apply-templates select="due-date" mode="title" />
 								</xsl-out:otherwise>
 							</xsl-out:choose>
 							<xsl-out:apply-templates />

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