paulb@245 | 1 | <?xml version="1.0"?> |
paulb@274 | 2 | <!-- |
paulb@274 | 3 | Copyright (C) 2005 Paul Boddie <paul@boddie.org.uk> |
paulb@274 | 4 | |
paulb@274 | 5 | This library is free software; you can redistribute it and/or |
paulb@274 | 6 | modify it under the terms of the GNU Lesser General Public |
paulb@274 | 7 | License as published by the Free Software Foundation; either |
paulb@274 | 8 | version 2.1 of the License, or (at your option) any later version. |
paulb@274 | 9 | |
paulb@274 | 10 | This library is distributed in the hope that it will be useful, |
paulb@274 | 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
paulb@274 | 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
paulb@274 | 13 | Lesser General Public License for more details. |
paulb@274 | 14 | |
paulb@274 | 15 | You should have received a copy of the GNU Lesser General Public |
paulb@274 | 16 | License along with this library; if not, write to the Free Software |
paulb@412 | 17 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA |
paulb@274 | 18 | --> |
paulb@245 | 19 | <xsl:stylesheet version="1.0" |
paulb@245 | 20 | xmlns:xsl="http://www.w3.org/1999/XSL/Transform" |
paulb@245 | 21 | xmlns:axsl="http://www.w3.org/1999/XSL/TransformAlias" |
paulb@245 | 22 | xmlns:template="http://www.boddie.org.uk/ns/xmltools/template"> |
paulb@245 | 23 | |
paulb@245 | 24 | <xsl:output indent="yes"/> |
paulb@245 | 25 | <xsl:namespace-alias stylesheet-prefix="axsl" result-prefix="xsl"/> |
paulb@245 | 26 | |
paulb@245 | 27 | |
paulb@245 | 28 | |
paulb@365 | 29 | <xsl:param name="init-enumerations">yes</xsl:param> |
paulb@365 | 30 | |
paulb@365 | 31 | |
paulb@365 | 32 | |
paulb@245 | 33 | <!-- Match the document itself. --> |
paulb@245 | 34 | |
paulb@245 | 35 | <xsl:template match="/"> |
paulb@245 | 36 | <axsl:stylesheet version="1.0"> |
paulb@245 | 37 | |
paulb@245 | 38 | <axsl:output indent="yes"/> |
paulb@245 | 39 | |
paulb@245 | 40 | <!-- Make document parameters for all elements appearing to use enumerations. --> |
paulb@365 | 41 | <xsl:if test="$init-enumerations = 'yes'"> |
paulb@365 | 42 | <xsl:for-each select="//element[@type='multiple-choice' or @type='multiple-choice-list']"> |
paulb@365 | 43 | <axsl:param name="{@name}"/> |
paulb@365 | 44 | </xsl:for-each> |
paulb@365 | 45 | </xsl:if> |
paulb@245 | 46 | |
paulb@245 | 47 | <!-- Make a document-level rule. --> |
paulb@245 | 48 | <axsl:template match="/"> |
paulb@245 | 49 | <axsl:apply-templates select="*"/> |
paulb@245 | 50 | </axsl:template> |
paulb@245 | 51 | |
paulb@245 | 52 | <!-- Process the top-level element to make other rules. --> |
paulb@245 | 53 | <xsl:apply-templates select="*"/> |
paulb@245 | 54 | |
paulb@245 | 55 | <!-- Replicate unknown elements. --> |
paulb@273 | 56 | <axsl:template match="@*|placeholder|node()"> |
paulb@245 | 57 | <axsl:copy> |
paulb@245 | 58 | <axsl:apply-templates select="@*|node()"/> |
paulb@245 | 59 | </axsl:copy> |
paulb@245 | 60 | </axsl:template> |
paulb@245 | 61 | |
paulb@245 | 62 | </axsl:stylesheet> |
paulb@245 | 63 | </xsl:template> |
paulb@245 | 64 | |
paulb@245 | 65 | |
paulb@245 | 66 | |
paulb@245 | 67 | <!-- Match element references. --> |
paulb@245 | 68 | |
paulb@245 | 69 | <xsl:template match="element"> |
paulb@245 | 70 | |
paulb@245 | 71 | <!-- Make a rule for the element. --> |
paulb@245 | 72 | <axsl:template match="{@name}"> |
paulb@245 | 73 | |
paulb@245 | 74 | <!-- Copy the element. --> |
paulb@245 | 75 | <xsl:element name="{@name}"> |
paulb@245 | 76 | |
paulb@245 | 77 | <!-- Process attributes. --> |
paulb@245 | 78 | <axsl:apply-templates select="@*"/> |
paulb@245 | 79 | |
paulb@245 | 80 | <!-- Find elements and determine how to process them. --> |
paulb@273 | 81 | <xsl:call-template name="process-elements"/> |
paulb@245 | 82 | </xsl:element> |
paulb@245 | 83 | </axsl:template> |
paulb@245 | 84 | |
paulb@245 | 85 | <!-- Make rules for nested elements. --> |
paulb@273 | 86 | <xsl:call-template name="process-rules"/> |
paulb@245 | 87 | |
paulb@245 | 88 | </xsl:template> |
paulb@245 | 89 | |
paulb@245 | 90 | |
paulb@245 | 91 | |
paulb@258 | 92 | <!-- Process elements. --> |
paulb@258 | 93 | |
paulb@273 | 94 | <xsl:template name="process-elements"> |
paulb@273 | 95 | <xsl:param name="path">.</xsl:param> |
paulb@245 | 96 | |
paulb@316 | 97 | <!-- To ensure "stable ordering" of elements, the initialised/static elements are |
paulb@316 | 98 | added first; the collection/dynamic elements are added afterwards. This may not |
paulb@316 | 99 | necessarily match the schema, however. --> |
paulb@316 | 100 | |
paulb@273 | 101 | <xsl:for-each select="element"> |
paulb@273 | 102 | <!-- Define elements which do not have selectors. --> |
paulb@273 | 103 | <xsl:variable name="adding-selectors" select="count(//selector[@element=current()/@name])"/> |
paulb@258 | 104 | |
paulb@273 | 105 | <xsl:choose> |
paulb@273 | 106 | <!-- Enumerations. --> |
paulb@273 | 107 | <xsl:when test="@type='multiple-choice-value' or @type='multiple-choice-list-value'"> |
paulb@365 | 108 | <!-- Only generate enumerations if requested. --> |
paulb@365 | 109 | <xsl:if test="$init-enumerations = 'yes'"> |
paulb@365 | 110 | <xsl:call-template name="inside-enumeration"> |
paulb@365 | 111 | <xsl:with-param name="path" select="concat($path, '/', @name)"/> |
paulb@365 | 112 | </xsl:call-template> |
paulb@365 | 113 | </xsl:if> |
paulb@273 | 114 | </xsl:when> |
paulb@273 | 115 | <!-- Added elements. --> |
paulb@284 | 116 | <xsl:when test="(not(@init) or @init = 'auto') and $adding-selectors = 0 or @init = 'yes'"> |
paulb@273 | 117 | <xsl:element name="{@name}"> |
paulb@273 | 118 | <axsl:apply-templates select="{$path}/{@name}/@*"/> |
paulb@273 | 119 | <xsl:call-template name="process-elements"> |
paulb@258 | 120 | <xsl:with-param name="path" select="concat($path, '/', @name)"/> |
paulb@258 | 121 | </xsl:call-template> |
paulb@273 | 122 | </xsl:element> |
paulb@273 | 123 | </xsl:when> |
paulb@316 | 124 | <!-- Other elements are only added if found and must appear last - see below. --> |
paulb@316 | 125 | <xsl:otherwise/> |
paulb@316 | 126 | </xsl:choose> |
paulb@316 | 127 | </xsl:for-each> |
paulb@316 | 128 | |
paulb@316 | 129 | <!-- Add the collection/dynamic elements at the end. This includes placeholder |
paulb@316 | 130 | elements which may have represented the static elements. |
paulb@316 | 131 | NOTE: We may wish to exclude placeholder elements in any situation where static |
paulb@316 | 132 | NOTE: elements are employed, since the only place where keeping them around is |
paulb@316 | 133 | NOTE: necessary/meaningful is in dynamic element collections. --> |
paulb@316 | 134 | |
paulb@318 | 135 | <xsl:call-template name="produce-selection"> |
paulb@318 | 136 | <xsl:with-param name="path" select="$path"/> |
paulb@318 | 137 | <xsl:with-param name="selection" select="concat($path, '/placeholder')"/> |
paulb@318 | 138 | <xsl:with-param name="element" select="element[1]"/> |
paulb@318 | 139 | </xsl:call-template> |
paulb@318 | 140 | |
paulb@318 | 141 | </xsl:template> |
paulb@318 | 142 | |
paulb@318 | 143 | |
paulb@318 | 144 | |
paulb@318 | 145 | <!-- Produce a selection of collection/dynamic elements. |
paulb@318 | 146 | This should produce an apply-templates instruction selecting dynamic elements. |
paulb@318 | 147 | For example: |
paulb@318 | 148 | ./placeholder|./some-element|./some-other-element --> |
paulb@318 | 149 | |
paulb@318 | 150 | <xsl:template name="produce-selection"> |
paulb@318 | 151 | <xsl:param name="path"/> |
paulb@318 | 152 | <xsl:param name="selection"/> |
paulb@318 | 153 | <xsl:param name="element"/> |
paulb@316 | 154 | |
paulb@318 | 155 | <xsl:choose> |
paulb@318 | 156 | <!-- After processing all elements, produce the selection instruction. --> |
paulb@318 | 157 | <xsl:when test="not($element)"> |
paulb@318 | 158 | <axsl:apply-templates select="{$selection}"/> |
paulb@318 | 159 | </xsl:when> |
paulb@318 | 160 | <!-- Otherwise, process the remaining elements. --> |
paulb@318 | 161 | <xsl:otherwise> |
paulb@318 | 162 | |
paulb@318 | 163 | <!-- Define elements which do not have selectors. --> |
paulb@318 | 164 | <xsl:variable name="adding-selectors" select="count(//selector[@element=$element/@name])"/> |
paulb@318 | 165 | |
paulb@318 | 166 | <xsl:choose> |
paulb@318 | 167 | <!-- Do not select added elements or enumerations - see process-elements. --> |
paulb@318 | 168 | <xsl:when test="((not($element/@init) or $element/@init = 'auto') and $adding-selectors = 0 or $element/@init = 'yes') |
paulb@318 | 169 | or (@type='multiple-choice-value' or @type='multiple-choice-list-value')"> |
paulb@318 | 170 | <xsl:call-template name="produce-selection"> |
paulb@318 | 171 | <xsl:with-param name="path" select="$path"/> |
paulb@318 | 172 | <xsl:with-param name="selection" select="$selection"/> |
paulb@318 | 173 | <xsl:with-param name="element" select="$element/following-sibling::element[1]"/> |
paulb@318 | 174 | </xsl:call-template> |
paulb@318 | 175 | </xsl:when> |
paulb@318 | 176 | <!-- Other elements are only added if found. --> |
paulb@318 | 177 | <xsl:otherwise> |
paulb@318 | 178 | <xsl:call-template name="produce-selection"> |
paulb@318 | 179 | <xsl:with-param name="path" select="$path"/> |
paulb@318 | 180 | <xsl:with-param name="selection" select="concat($selection, '|', $path, '/', $element/@name)"/> |
paulb@318 | 181 | <xsl:with-param name="element" select="$element/following-sibling::element[1]"/> |
paulb@318 | 182 | </xsl:call-template> |
paulb@318 | 183 | </xsl:otherwise> |
paulb@318 | 184 | </xsl:choose> |
paulb@318 | 185 | |
paulb@318 | 186 | </xsl:otherwise> |
paulb@318 | 187 | </xsl:choose> |
paulb@258 | 188 | </xsl:template> |
paulb@258 | 189 | |
paulb@258 | 190 | |
paulb@258 | 191 | |
paulb@258 | 192 | <!-- Process rules. --> |
paulb@258 | 193 | |
paulb@258 | 194 | <xsl:template name="process-rules"> |
paulb@273 | 195 | <xsl:param name="path">.</xsl:param> |
paulb@258 | 196 | |
paulb@273 | 197 | <xsl:for-each select="element"> |
paulb@273 | 198 | <!-- Define elements which do not have selectors. --> |
paulb@273 | 199 | <!-- NOTE: Duplicating adding-selectors - see above. --> |
paulb@273 | 200 | <xsl:variable name="adding-selectors" select="count(//selector[@element=current()/@name])"/> |
paulb@273 | 201 | |
paulb@273 | 202 | <xsl:choose> |
paulb@273 | 203 | <xsl:when test="@type='multiple-choice-value' or @type='multiple-choice-list-value'"> |
paulb@273 | 204 | <!-- Do not match multiple-choice values. --> |
paulb@273 | 205 | </xsl:when> |
paulb@284 | 206 | <xsl:when test="(not(@init) or @init = 'auto') and $adding-selectors = 0 or @init = 'yes'"> |
paulb@263 | 207 | <xsl:call-template name="process-rules"> |
paulb@263 | 208 | <xsl:with-param name="path" select="concat($path, '/', @name)"/> |
paulb@263 | 209 | </xsl:call-template> |
paulb@273 | 210 | </xsl:when> |
paulb@273 | 211 | <xsl:otherwise> |
paulb@273 | 212 | <xsl:apply-templates select="."/> |
paulb@273 | 213 | </xsl:otherwise> |
paulb@273 | 214 | </xsl:choose> |
paulb@273 | 215 | </xsl:for-each> |
paulb@245 | 216 | </xsl:template> |
paulb@245 | 217 | |
paulb@245 | 218 | |
paulb@245 | 219 | |
paulb@245 | 220 | <!-- Fill in enumerations. --> |
paulb@245 | 221 | |
paulb@245 | 222 | <xsl:template name="inside-enumeration"> |
paulb@273 | 223 | <xsl:param name="path"/> |
paulb@263 | 224 | |
paulb@263 | 225 | <!-- Store multiple-choice selections, if appropriate. --> |
paulb@263 | 226 | <xsl:if test="../@type='multiple-choice-list'"> |
paulb@279 | 227 | <!-- NOTE: It is assumed here that ../attribute/@name (if it exists) == attribute/@name. --> |
paulb@279 | 228 | <axsl:variable name="values-{@name}" select="{$path}/@{attribute/@name}"/> |
paulb@263 | 229 | </xsl:if> |
paulb@263 | 230 | |
paulb@279 | 231 | <!-- Select inside the enumeration source, inside an element with the field's name, the enumeration elements. --> |
paulb@245 | 232 | <axsl:for-each select="${../@name}/{../@name}/{@name}"> |
paulb@245 | 233 | <axsl:copy> |
paulb@245 | 234 | <axsl:apply-templates select="@*"/> |
paulb@258 | 235 | <xsl:if test="@type='multiple-choice-list-value'"> |
paulb@263 | 236 | <axsl:if test="$values-{@name}[string() = current()/@{attribute/@name}]"> |
paulb@269 | 237 | <axsl:attribute name="{@expr-name}">true</axsl:attribute> |
paulb@258 | 238 | </axsl:if> |
paulb@258 | 239 | </xsl:if> |
paulb@245 | 240 | </axsl:copy> |
paulb@245 | 241 | </axsl:for-each> |
paulb@245 | 242 | </xsl:template> |
paulb@245 | 243 | |
paulb@245 | 244 | </xsl:stylesheet> |