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symplectic_xwalks_toolkit_formatted.xsl
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symplectic_xwalks_toolkit_formatted.xsl
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<?xml version="1.0" encoding="utf-8"?>
<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:pubs="http://www.symplectic.co.uk/publications/atom-api"
xmlns:dim="http://www.dspace.org/xmlns/dspace/dim"
exclude-result-prefixes="pubs dim"
version="1.0">
<xsl:import href="symplectic_xwalks_toolkit_list.xsl" />
<xsl:import href="symplectic_xwalks_toolkit_utils.xsl" />
<!-- Pull in definitions for formatted field rendering -->
<xsl:import href="symplectic_xwalks_toolkit_formatted_fieldtypes.xsl" />
<xsl:template name="_create_formatted">
<xsl:param name="template" />
<xsl:param name="repo_field" />
<xsl:param name="field-start" />
<xsl:param name="field-end" />
<xsl:param name="field-wrap-start" />
<xsl:param name="field-wrap-end" />
<xsl:call-template name="_render_field_mapping">
<xsl:with-param name="field" select="$repo_field" />
<xsl:with-param name="value">
<xsl:call-template name="_render_formatted_occurrence">
<xsl:with-param name="template" select="$template" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:with-param>
</xsl:call-template>
</xsl:template>
<!--
Internal template for creating a formatted field
Takes the target field split into schema / element / qualifier
-->
<xsl:template name="_render_formatted_occurrence">
<xsl:param name="template" />
<xsl:param name="repo_field" />
<xsl:param name="field-start" />
<xsl:param name="field-end" />
<xsl:param name="field-wrap-start" />
<xsl:param name="field-wrap-end" />
<!-- Render wrapper to only output element if there is content -->
<xsl:call-template name="_render_field_occurrence">
<xsl:with-param name="field" select="$repo_field" />
<xsl:with-param name="value">
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template" />
<xsl:with-param name="separator" />
<xsl:with-param name="value1" />
<xsl:with-param name="value2" />
<xsl:with-param name="remaining-template" select="$template" />
<xsl:with-param name="field-start">
<xsl:choose>
<xsl:when test="$field-start"><xsl:value-of select="$field-start" /></xsl:when>
<xsl:otherwise><xsl:value-of select="$default-field-start" /></xsl:otherwise>
</xsl:choose>
</xsl:with-param>
<xsl:with-param name="field-end">
<xsl:choose>
<xsl:when test="$field-end"><xsl:value-of select="$field-end" /></xsl:when>
<xsl:otherwise><xsl:value-of select="$default-field-end" /></xsl:otherwise>
</xsl:choose>
</xsl:with-param>
<xsl:with-param name="field-wrap-start">
<xsl:choose>
<xsl:when test="$field-wrap-start"><xsl:value-of select="$field-wrap-start" /></xsl:when>
<xsl:otherwise><xsl:value-of select="$default-field-wrap-start" /></xsl:otherwise>
</xsl:choose>
</xsl:with-param>
<xsl:with-param name="field-wrap-end">
<xsl:choose>
<xsl:when test="$field-wrap-end"><xsl:value-of select="$field-wrap-end" /></xsl:when>
<xsl:otherwise><xsl:value-of select="$default-field-wrap-end" /></xsl:otherwise>
</xsl:choose>
</xsl:with-param>
</xsl:call-template>
</xsl:with-param>
</xsl:call-template>
</xsl:template>
<!--
Internal template to generate the formatted value
Parses the template (recursively), and calls iterate to handle
field replacements
-->
<xsl:template name="_make_formatted_value">
<xsl:param name="repo_field" />
<xsl:param name="preceding-text" />
<xsl:param name="value1" />
<xsl:param name="separator" />
<xsl:param name="value2" />
<xsl:param name="following-text" />
<xsl:param name="processed-template" />
<xsl:param name="remaining-template" />
<xsl:param name="field-start" />
<xsl:param name="field-end" />
<xsl:param name="field-wrap-start" />
<xsl:param name="field-wrap-end" />
<xsl:choose>
<!-- Whilst there is still unprocessed template -->
<xsl:when test="$remaining-template">
<xsl:choose>
<!-- Do we have a wrapper to process next? -->
<xsl:when test="contains($remaining-template, $field-start) and contains($remaining-template, $field-wrap-start) and string-length(substring-before($remaining-template, $field-wrap-start)) < string-length(substring-before($remaining-template, $field-start))">
<xsl:variable name="wrapper-preceding" select="substring-before($remaining-template, $field-wrap-start)" />
<xsl:variable name="remainder" select="substring-after($remaining-template, $field-wrap-start)" />
<xsl:variable name="wrapped" select="substring-before($remainder, $field-wrap-end)" />
<xsl:variable name="wrapper-following" select="substring-after($remainder, $field-wrap-end)" />
<xsl:choose>
<!-- If this is NOT the start of the template (or wrapped section) -->
<xsl:when test="$processed-template">
<!--
The outer call to _make_formatted_value joins whatever we have processed so far,
with the result of processing the rest of the template, using our separator.
Within value2, we have to have two nested calls, outer one processes the rest of
the template, and the inner one is processing the wrapped section as a
separate template.
It is creating a structure like:
([t1], )
([t2], )
([t3])
-->
<!-- xsl:call-template name="_make_formatted_value" -->
<xsl:call-template name="_make_formatted_value_join">
<xsl:with-param name="preceding-text" select="$preceding-text" />
<xsl:with-param name="value1" select="$value1" />
<xsl:with-param name="separator" select="$wrapper-preceding" />
<!-- Process the rest of the template -->
<xsl:with-param name="value2">
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" />
<!--
Process the wrapped template as a separate template
This becomes the first value, and is joined with the rest of
the template that follows it.
-->
<xsl:with-param name="value1">
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" />
<xsl:with-param name="value1" />
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template" />
<xsl:with-param name="remaining-template" select="$wrapped" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template">yes</xsl:with-param>
<xsl:with-param name="remaining-template" select="$wrapper-following" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="following-text" />
</xsl:call-template>
</xsl:when>
<!-- Start of template -->
<xsl:otherwise>
<!--
Recursive call. Preceding text is passed as preceding text,
and the current template becomes value1.
We use a call to _make_formatted_value to process the wrapped template
as if it was a standalone template.
We pass processed-template, to indicate that the next call is not at
the start of the template (even if the field comes back as unmatched).
The remaining template is everything after the template
-->
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" select="$wrapper-preceding" />
<xsl:with-param name="value1">
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" />
<xsl:with-param name="value1" />
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template" />
<xsl:with-param name="remaining-template" select="$wrapped" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template">yes</xsl:with-param>
<xsl:with-param name="remaining-template" select="$wrapper-following" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<!-- No wrapped section, or unwrapped field comes first -->
<xsl:when test="contains($remaining-template, $field-start)">
<xsl:variable name="field-preceding" select="substring-before($remaining-template, $field-start)" />
<xsl:variable name="remainder" select="substring-after($remaining-template, $field-start)" />
<xsl:variable name="field" select="substring-before($remainder, $field-end)" />
<xsl:variable name="field-following" select="substring-after($remainder, $field-end)" />
<xsl:choose>
<!-- Not at the start of the template -->
<xsl:when test="$processed-template">
<!--
The outer call to _make_formatted_value joins whatever we have processed so far,
with the result of processing the rest of the template, using our separator.
The inner call processes the rest of the template.
It is creating a structure like:
([f1], )
([f2], )
([f3])
-->
<xsl:call-template name="_make_formatted_value_join">
<xsl:with-param name="preceding-text" select="$preceding-text" />
<xsl:with-param name="value1" select="$value1" />
<xsl:with-param name="separator" select="$field-preceding" />
<!-- Process the remainder of the template to become the second field -->
<xsl:with-param name="value2">
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" />
<!--
Render the current field as the first value
this is then joined with the rest of the template
-->
<xsl:with-param name="value1">
<xsl:call-template name="_render_formatted_field">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template">yes</xsl:with-param>
<xsl:with-param name="remaining-template" select="$field-following" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="following-text" />
</xsl:call-template>
</xsl:when>
<!-- Start of template -->
<xsl:otherwise>
<!--
Recursive call. Preceding text is passed as preceding text,
and the current field becomes value1.
We pass processed-template, to indicate that the next call is not at
the start of the template (even if the field comes back as unmatched).
The remaining template is everything after the field
-->
<xsl:call-template name="_make_formatted_value">
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="preceding-text" select="$field-preceding" />
<xsl:with-param name="value1">
<xsl:call-template name="_render_formatted_field">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="separator" />
<xsl:with-param name="value2" />
<xsl:with-param name="following-text" />
<xsl:with-param name="processed-template">yes</xsl:with-param>
<xsl:with-param name="remaining-template" select="$field-following" />
<xsl:with-param name="field-start" select="$field-start" />
<xsl:with-param name="field-end" select="$field-end" />
<xsl:with-param name="field-wrap-start" select="$field-wrap-start" />
<xsl:with-param name="field-wrap-end" select="$field-wrap-end" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<xsl:otherwise>
<xsl:call-template name="_make_formatted_value_join">
<xsl:with-param name="preceding-text" select="$preceding-text" />
<xsl:with-param name="value1" select="$value1" />
<xsl:with-param name="separator" select="$separator" />
<xsl:with-param name="value2" select="$value2" />
<xsl:with-param name="following-text" select="$remaining-template" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<!-- No remaining template -->
<xsl:otherwise>
<!-- Join the values -->
<xsl:call-template name="_make_formatted_value_join">
<xsl:with-param name="preceding-text" select="$preceding-text" />
<xsl:with-param name="value1" select="$value1" />
<xsl:with-param name="separator" select="$separator" />
<xsl:with-param name="value2" select="$value2" />
<xsl:with-param name="following-text" select="$following-text" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="_make_formatted_value_join">
<xsl:param name="preceding-text" />
<xsl:param name="value1" />
<xsl:param name="separator" />
<xsl:param name="value2" />
<xsl:param name="following-text" />
<xsl:if test="normalize-space($value1) or normalize-space($value2)">
<xsl:value-of select="$preceding-text" />
<xsl:value-of select="normalize-space($value1)" />
<xsl:if test="normalize-space($value1) and normalize-space($value2)">
<xsl:value-of select="$separator" />
</xsl:if>
<xsl:value-of select="normalize-space($value2)" />
<xsl:value-of select="$following-text" />
</xsl:if>
</xsl:template>
<xsl:template name="_render_formatted_field">
<xsl:param name="field" />
<xsl:param name="repo_field" />
<xsl:call-template name="_render_formatted_field_with_options">
<xsl:with-param name="field">
<xsl:value-of select="substring-before($field, ':')" />
<xsl:if test="not(contains($field, ':'))"><xsl:value-of select="$field" /></xsl:if>
</xsl:with-param>
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="options" select="substring-after($field, ':')" />
<xsl:with-param name="list-separator" />
<xsl:with-param name="date-format" />
<xsl:with-param name="max" />
</xsl:call-template>
</xsl:template>
<xsl:template name="_render_formatted_field_with_options">
<xsl:param name="field" />
<xsl:param name="repo_field" />
<xsl:param name="options" />
<xsl:param name="list-separator" />
<xsl:param name="date-format" />
<xsl:param name="max" />
<xsl:choose>
<xsl:when test="$options">
<xsl:variable name="normalized" select="normalize-space($options)" />
<xsl:choose>
<xsl:when test="starts-with($normalized, 'date')">
<xsl:call-template name="_render_formatted_field_with_options">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="options" select="substring-after($normalized, '),')" />
<xsl:with-param name="list-separator" select="$list-separator" />
<xsl:with-param name="date-format">
<xsl:call-template name="_get_date_format">
<xsl:with-param name="options" select="$normalized" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="max" select="$max" />
</xsl:call-template>
</xsl:when>
<xsl:when test="starts-with($normalized, 'list')">
<xsl:call-template name="_render_formatted_field_with_options">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="options" select="substring-after($normalized, '),')" />
<xsl:with-param name="list-separator">
<xsl:call-template name="_get_list_separator">
<xsl:with-param name="options" select="$normalized" />
</xsl:call-template>
</xsl:with-param>
<xsl:with-param name="date-format" select="$date-format" />
<xsl:with-param name="max" select="$max" />
</xsl:call-template>
</xsl:when>
<xsl:when test="starts-with($normalized, 'max')">
<xsl:call-template name="_render_formatted_field_with_options">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="options" select="substring-after($normalized, '),')" />
<xsl:with-param name="list-separator" select="$list-separator" />
<xsl:with-param name="date-format" select="$date-format" />
<xsl:with-param name="max">
<xsl:call-template name="_get_max">
<xsl:with-param name="options" select="$normalized" />
</xsl:call-template>
</xsl:with-param>
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:call-template name="_render_formatted_field_with_options">
<xsl:with-param name="field" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="options"/>
<xsl:with-param name="list-separator" select="$list-separator" />
<xsl:with-param name="date-format" select="$date-format" />
<xsl:with-param name="max" select="$max" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<xsl:otherwise>
<xsl:choose>
<xsl:when test="$list-separator">
<xsl:call-template name="_render_elements_to_list">
<xsl:with-param name="elements" select="$field" />
<xsl:with-param name="list-separator" select="$list-separator" />
<xsl:with-param name="date-format" select="$date-format" />
<xsl:with-param name="max" select="$max" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="_elements_to_iterate" />
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:apply-templates select="*[@name=$field][1]/*[1]" mode="formatted">
<xsl:with-param name="name" select="$field" />
<xsl:with-param name="repo_field" select="$repo_field" />
<xsl:with-param name="date-format" select="$date-format" />
</xsl:apply-templates>
</xsl:otherwise>
</xsl:choose>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="_get_date_format">
<xsl:param name="options" />
<xsl:choose>
<xsl:when test="contains($options, '(') and contains($options, ',') and string-length(substring-before($options, '(')) < string-length(substring-before($options, '('))">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
<xsl:when test="contains($options,'(')">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
</xsl:choose>
</xsl:template>
<xsl:template name="_get_list_separator">
<xsl:param name="options" />
<xsl:choose>
<xsl:when test="contains($options, '(') and contains($options, ',') and string-length(substring-before($options, '(')) < string-length(substring-before($options, '('))">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
<xsl:when test="contains($options,'(')">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
<xsl:otherwise>
<xsl:text>; </xsl:text>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template name="_get_max">
<xsl:param name="options" />
<xsl:choose>
<xsl:when test="contains($options, '(') and contains($options, ',') and string-length(substring-before($options, '(')) < string-length(substring-before($options, '('))">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
<xsl:when test="contains($options,'(')">
<xsl:value-of select="substring-before(substring-after($options, '('), ')')" />
</xsl:when>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>