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Diffstat (limited to 'tools/boostbook/xsl/caramel/unparser.xsl')
| -rw-r--r-- | tools/boostbook/xsl/caramel/unparser.xsl | 497 |
1 files changed, 497 insertions, 0 deletions
diff --git a/tools/boostbook/xsl/caramel/unparser.xsl b/tools/boostbook/xsl/caramel/unparser.xsl new file mode 100644 index 0000000000..63db55fff4 --- /dev/null +++ b/tools/boostbook/xsl/caramel/unparser.xsl @@ -0,0 +1,497 @@ +<?xml version="1.0" ?> + +<!-- +Copyright (c) 2002-2003 The Trustees of Indiana University. + All rights reserved. +Copyright (c) 2000-2001 University of Notre Dame. All rights reserved. + + Distributed under the Boost Software License, Version 1.0. + (See accompanying file LICENSE_1_0.txt or copy at + http://www.boost.org/LICENSE_1_0.txt) --> + +<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> + <xsl:template name="unparse-cpp"> + <xsl:param name="typeref"/> + <xsl:param name="definition_list"/> + <xsl:param name="priority">0</xsl:param> + <xsl:param name="ignore-cv" select="false()"/> + <xsl:param name="ignore-references" select="false()"/> + <xsl:param name="notations"/> + <xsl:param name="ignore-notation" select="false()"/> + <xsl:param name="print-updated-notation" select="false()"/> + <xsl:param name="use-typename" select="false()"/> + <xsl:param name="const-if-not-mutable-value" select="'const-if-not-mutable'"/> + + <xsl:variable name="notation_check"> + <xsl:if test="not($ignore-notation)"> <!-- Prevent infinite recursion --> + <xsl:call-template name="unparse-cpp"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="priority">0</xsl:with-param> + <xsl:with-param name="ignore-cv" select="true()"/> + <xsl:with-param name="ignore-references" select="true()"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="ignore-notation" select="true()"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:if> + </xsl:variable> + + <!-- + <xsl:message>Notation check: <xsl:value-of select="$notation_check"/> + Notations: <xsl:value-of select="$notations"/> + </xsl:message> --> + + <xsl:variable name="this_op_priority" select="document('cpp-operators.xml')/operator-list/op[@name=name($typeref)]/apply/@priority"/> + + <xsl:variable name="result"> + + <xsl:variable name="subcall_priority"> + <xsl:choose> + <xsl:when test="true() or ($this_op_priority > $priority)"> + <xsl:value-of select="$this_op_priority"/> + </xsl:when> + <!-- <xsl:otherwise>0</xsl:otherwise> --> + </xsl:choose> + </xsl:variable> + + <xsl:if test="$this_op_priority <= $priority">(</xsl:if> + + <xsl:choose> + + <xsl:when test="name($typeref)='sample-value'" + >boost::sample_value < <xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="ignore-references" select="$ignore-references"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template> >()</xsl:when> + + <xsl:when test="name($typeref)='reference-to'" + ><xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="priority" select="$subcall_priority"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template><xsl:if test="not($ignore-references)"> &</xsl:if></xsl:when> + + <xsl:when test="name($typeref)='pointer-to'" + ><xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="priority" select="$subcall_priority"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/></xsl:call-template> *</xsl:when> + + <xsl:when test="name($typeref)='const'" + ><xsl:if test="not($ignore-cv)">const </xsl:if><xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="priority" select="$subcall_priority"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="ignore-references" select="$ignore-references"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template> + </xsl:when> + + <xsl:when test="name($typeref)='const-if-not-mutable'" + ><xsl:if test="not($ignore-cv)"><xsl:value-of select="$const-if-not-mutable-value"/><xsl:if test="$const-if-not-mutable-value"><xsl:text> </xsl:text></xsl:if></xsl:if><xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="priority" select="$subcall_priority"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="ignore-references" select="$ignore-references"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template> + </xsl:when> + + <xsl:when test="name($typeref)='volatile'" + ><xsl:if test="not($ignore-cv)">volatile </xsl:if><xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="priority" select="$subcall_priority"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="ignore-references" select="$ignore-references"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template> + </xsl:when> + + <xsl:when test="name($typeref)='apply-template'"> + <xsl:value-of select="$typeref/@name"/><<xsl:for-each select="$typeref/*"> + <xsl:if test="position()!=1">, </xsl:if><xsl:comment/> + <xsl:call-template name="unparse-cpp"> + <xsl:with-param name="typeref" select="."/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template></xsl:for-each + ><xsl:comment/>></xsl:when> + + <xsl:when test="name($typeref)='get-member-type'"> + <xsl:call-template name="unparse-cpp"><xsl:with-param name="typeref" select="$typeref/*[1]"/><xsl:with-param name="definition_list" select="$definition_list"/><xsl:with-param name="ignore-cv" select="$ignore-cv"/><xsl:with-param name="notations" select="$notations"/><xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/></xsl:call-template>::<xsl:value-of select="$typeref/@name"/> + </xsl:when> + + <xsl:when test="name($typeref)='type'"> + <xsl:variable name="typeref_value" select="normalize-space(substring-before(substring-after($definition_list,concat('@(@',$typeref/@name,'=')),'@)@'))"/> + <xsl:choose> + <xsl:when test="$typeref_value=''"> + <xsl:value-of select="$typeref/@name"/><xsl:comment/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$typeref_value"/><xsl:comment/> + </xsl:otherwise> + </xsl:choose> + </xsl:when> + + <xsl:when test="name($typeref)='documentation'"/> + + <xsl:when test="document('cpp-operators.xml')/operator-list/op[@name=name($typeref)]"> + <xsl:variable name="op_file" select="document('cpp-operators.xml')/operator-list"/> + <xsl:variable name="op_info" select="$op_file/op[@name=name($typeref)]/apply/."/> + + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_info/child::node()"/> + <xsl:with-param name="my_priority" select="$subcall_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + </xsl:call-template> + + </xsl:when> + + <xsl:otherwise> + (Unrecognized tag <xsl:value-of select="name($typeref)"/>) + </xsl:otherwise> + </xsl:choose> + + <!-- Close parenthesis code moved below --> + + </xsl:variable> + + <!-- <xsl:message>ignore-notation = <xsl:value-of select="$ignore-notation"/></xsl:message> --> + <!-- <xsl:message>notation_check = <xsl:value-of select="$notation_check"/></xsl:message> --> + <!-- <xsl:message>notations = <xsl:value-of select="$notations"/></xsl:message> --> + <!-- <xsl:message>result = <xsl:value-of select="$result"/></xsl:message> --> + + <xsl:variable name="used_notation" select="boolean($notation_check) and boolean(substring-before(substring-after($notations, concat('@@(@@', $notation_check, '@@=@@')),'@@)@@'))"/> + + <xsl:variable name="notations2"> + <!-- Possibly replace from result of unparse-operator-definition --> + <xsl:choose> + <xsl:when test="contains($result, ' *@@@* ')"> + <xsl:value-of select="substring-after($result, ' *@@@* ')"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$notations"/> + </xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <xsl:variable name="result2"> + <!-- Possibly replace from result of unparse-operator-definition --> + <xsl:choose> + <xsl:when test="contains($result, ' *@@@* ')"> + <xsl:value-of select="substring-before($result, ' *@@@* ')"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$result"/> + </xsl:otherwise> + </xsl:choose> + <!-- Close parenthesis code --> + <xsl:if test="$this_op_priority <= $priority">)</xsl:if> + </xsl:variable> + + <xsl:variable name="notation_varlist"> + <xsl:choose> + <xsl:when test="$used_notation"> + <xsl:value-of select="substring-before(substring-after($notations2, concat('@@(@@', $notation_check, '@@=@@')), '@@)@@')"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$result2"/> + </xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <xsl:variable name="new_varlist" select="substring-after(normalize-space($notation_varlist), ' ')"/> + + <xsl:variable name="notation_var"> + <xsl:choose> + <xsl:when test="not($used_notation)"> + <xsl:value-of select="$result2"/> + </xsl:when> + <xsl:when test="$new_varlist=''"> + <xsl:value-of select="$notation_varlist"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="substring-before(normalize-space($notation_varlist), ' ')"/> + </xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <!-- Generate new notation list --> + <xsl:variable name="new_notations"> + <xsl:choose> + <xsl:when test="$used_notation"> + <xsl:value-of select="normalize-space(concat('@@(@@', $notation_check, '@@=@@', $new_varlist, '@@)@@', $notations2))"/> + <!-- Duplicate entries always use first occurrance, so I can optimize this --> + </xsl:when> + <xsl:otherwise><xsl:value-of select="$notations2"/></xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <!-- <xsl:message>final_result = <xsl:value-of select="normalize-space($final_result)"/></xsl:message> --> + + <xsl:call-template name="add-typename"><xsl:with-param name="really-do-it" select="$use-typename"/><xsl:with-param name="type"><xsl:value-of select="normalize-space($notation_var)"/></xsl:with-param></xsl:call-template><xsl:if test="$print-updated-notation"> *@@@* <xsl:value-of select="$new_notations"/></xsl:if> + + </xsl:template> + + <xsl:template name="unparse-operator-definition"> + <xsl:param name="typeref"/> + <xsl:param name="operator_nodeset"/> + <xsl:param name="current_start">1</xsl:param> + <xsl:param name="my_priority"/> + <xsl:param name="definition_list"/> + <xsl:param name="notations"/> + <xsl:param name="ignore-cv"/> + <xsl:param name="self"/> + <xsl:param name="use-code-block" select="false()"/> + <xsl:param name="print-updated-notation" select="false()"/> + <xsl:param name="const-if-not-mutable-value"/> + + <xsl:variable name="op_current" select="$operator_nodeset[position()=1]"/> + <xsl:variable name="op_rest" select="$operator_nodeset[position()!=1]"/> + + <xsl:choose> + + <xsl:when test="count($operator_nodeset)=0"> + <xsl:if test="$print-updated-notation"> *@@@* <xsl:value-of select="$notations"/></xsl:if> + </xsl:when> + + <xsl:when test="$op_current != $op_current/../*"> <!-- If I am not an element --> + <xsl:value-of select="$op_current"/> + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_rest"/> + <xsl:with-param name="my_priority" select="$my_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + + <xsl:when test="name($op_current)='name'"> + <xsl:value-of select="$typeref/@name"/> + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_rest"/> + <xsl:with-param name="my_priority" select="$my_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + + <xsl:when test="name($op_current)='self'"> + <xsl:call-template name="concept.link"> + <xsl:with-param name="name" select="string($self)"/> + </xsl:call-template> + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_rest"/> + <xsl:with-param name="my_priority" select="$my_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + + <xsl:when test="name($op_current)='arg'"> + <xsl:variable name="num" select="$op_current/@num"/> + <xsl:variable name="assoc" select="$op_current/../@assoc"/> + <xsl:variable name="my_priority_before" select="$my_priority"/> + <xsl:variable name="my_priority"> + <xsl:choose> + <xsl:when test="count($op_current/@priority)"> + <xsl:value-of select="$op_current/@priority"/> + </xsl:when> + <xsl:when test="$assoc and ($num = $assoc)"> + <xsl:value-of select="$my_priority_before - 1"/> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$my_priority"/> + </xsl:otherwise> + </xsl:choose> + </xsl:variable> + <xsl:variable name="typeref-result"> + <xsl:call-template name="unparse-cpp"> + <xsl:with-param name="typeref" select="$typeref/*[position()=$num]"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="priority" select="$my_priority"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="print-updated-notation" select="true()"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:variable> + <xsl:variable name="typeref-print" select="normalize-space(substring-before($typeref-result, ' *@@@* '))"/> + <xsl:variable name="new_notations" select="normalize-space(substring-after($typeref-result, ' *@@@* '))"/> + + <xsl:choose> + <xsl:when test="$use-code-block"> + <type><xsl:value-of select="$typeref-print"/></type> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$typeref-print"/> + </xsl:otherwise> + </xsl:choose> + + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_rest"/> + <xsl:with-param name="my_priority" select="$my_priority_before"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$new_notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + + <xsl:when test="name($op_current)='arg-list'"> + <xsl:variable name="start" select="$op_current/@start"/> + <xsl:variable name="typeref-result"> + <xsl:choose> + <xsl:when test="$current_start >= $start"> + <xsl:call-template name="unparse-cpp"> + <xsl:with-param name="typeref" select="$typeref/*[$current_start]"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="priority" select="$my_priority"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="notations" select="$notations"/> + <xsl:with-param name="print-updated-notation" select="true()"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + + <xsl:otherwise> + *@@@* <xsl:value-of select="$notations"/> + </xsl:otherwise> + </xsl:choose> + </xsl:variable> + + <xsl:variable name="typeref-print" select="normalize-space(substring-before($typeref-result, ' *@@@* '))"/> + <xsl:variable name="new_notations" select="normalize-space(substring-after($typeref-result, ' *@@@* '))"/> + + <xsl:choose> + <xsl:when test="$use-code-block"> + <type><xsl:value-of select="$typeref-print"/></type> + </xsl:when> + <xsl:otherwise> + <xsl:value-of select="$typeref-print"/> + </xsl:otherwise> + </xsl:choose> + + <xsl:if test="$current_start >= $start"> + <xsl:if test="$current_start!=count($typeref/*)">, </xsl:if> + </xsl:if> + + <xsl:choose> + <xsl:when test="$current_start != count($typeref/*)"> + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$operator_nodeset"/> + <xsl:with-param name="current_start" select="$current_start + 1"/> + <xsl:with-param name="my_priority" select="$my_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$new_notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="print-updated-notation" select="$print-updated-notation"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:when> + <xsl:otherwise> + <xsl:call-template name="unparse-operator-definition"> + <xsl:with-param name="typeref" select="$typeref"/> + <xsl:with-param name="operator_nodeset" select="$op_rest"/> + <xsl:with-param name="my_priority" select="$my_priority"/> + <xsl:with-param name="definition_list" select="$definition_list"/> + <xsl:with-param name="notations" select="$new_notations"/> + <xsl:with-param name="ignore-cv" select="$ignore-cv"/> + <xsl:with-param name="self" select="$self"/> + <xsl:with-param name="use-code-block" select="$use-code-block"/> + <xsl:with-param name="const-if-not-mutable-value" select="$const-if-not-mutable-value"/> + </xsl:call-template> + </xsl:otherwise> + </xsl:choose> + </xsl:when> + + <xsl:otherwise>Invalid tag in operator definition: <xsl:value-of select="name($op_current)"/></xsl:otherwise> + + </xsl:choose> + </xsl:template> + + <xsl:template name="add-typename"> + <!-- Adds typename to the front of a string if it is necessary. --> + <xsl:param name="type"/> <!-- string to prepend to --> + <xsl:param name="params" select="/concept/param | /concept/define-type | /concept/associated-type"/> + <!-- nodeset of param tags for concept --> + <!-- associated types are assumed to be dependent --> + <xsl:param name="really-do-it"/> <!-- really change anything? --> + + <xsl:variable name="type-after-last-scope"> + <xsl:call-template name="substring-before-last"> + <xsl:with-param name="string" select="$type"/> + <xsl:with-param name="to-find" select="'::'"/> + </xsl:call-template> + </xsl:variable> + + <xsl:variable name="tokenized-type-after-last-scope"> + <xsl:call-template name="rough-tokenize"> + <xsl:with-param name="string" select="$type-after-last-scope"/> + </xsl:call-template> + </xsl:variable> + + <xsl:choose> + <xsl:when test="$really-do-it and boolean($params[contains($tokenized-type-after-last-scope, concat(' ', @name, ' '))])"> + <!-- If the tokenized string contains any of the param names in a + token by itself, return true. Return false otherwise --> + <xsl:comment/>typename <xsl:value-of select="$type"/><xsl:comment/> + </xsl:when> + <xsl:otherwise><xsl:value-of select="$type"/></xsl:otherwise> + </xsl:choose> + </xsl:template> + + <xsl:template name="substring-before-last"> + <xsl:param name="string"/> + <xsl:param name="to-find"/> + <xsl:param name="string-processed-so-far"/> <!-- internal --> + <!-- Find the substring of $string before the last occurrance of + $to-find, returning '' if it was not found. --> + + <xsl:choose> + <xsl:when test="contains($string, $to-find)"> + <xsl:call-template name="substring-before-last"> + <xsl:with-param name="string" select="substring-after($string, $to-find)"/> + <xsl:with-param name="to-find" select="$to-find"/> + <xsl:with-param name="string-processed-so-far" select="concat($string-processed-so-far, substring-before($string, $to-find), $to-find)"/> + </xsl:call-template> + </xsl:when> + + <xsl:otherwise> + <xsl:value-of select="substring($string-processed-so-far, 1, string-length($string-processed-so-far)-(string-length($to-find)))"/> + </xsl:otherwise> + </xsl:choose> + </xsl:template> + + <xsl:template name="substring-after-last"> + <xsl:param name="string"/> + <xsl:param name="to-find"/> + <!-- Find the substring of $string after the last occurrance of + $to-find, returning the original string if it was not found. --> + + <xsl:choose> + <xsl:when test="contains($string, $to-find)"> + <xsl:call-template name="substring-after-last"> + <xsl:with-param name="string" select="substring-after($string, $to-find)"/> + <xsl:with-param name="to-find" select="$to-find"/> + </xsl:call-template> + </xsl:when> + + <xsl:otherwise> + <xsl:value-of select="$string"/> + </xsl:otherwise> + </xsl:choose> + </xsl:template> + + <xsl:template name="rough-tokenize"> + <xsl:param name="string"/> + <!-- Do a rough tokenization of the string. Right now, just translate + all non-token-chars to spaces, normalize-space the result, and prepend + and append spaces. --> + + <xsl:value-of select="concat(' ', normalize-space(translate($string, '<>,./?;:[]{}-=\\_+|!@#$%^&*()', ' ')), ' ')"/> + </xsl:template> +</xsl:stylesheet> |