3 <!-- Copyright (C) 2000, HELM Team -->
5 <!-- This file is part of HELM, an Hypertextual, Electronic -->
6 <!-- Library of Mathematics, developed at the Computer Science -->
7 <!-- Department, University of Bologna, Italy. -->
9 <!-- HELM is free software; you can redistribute it and/or -->
10 <!-- modify it under the terms of the GNU General Public License -->
11 <!-- as published by the Free Software Foundation; either version 2 -->
12 <!-- of the License, or (at your option) any later version. -->
14 <!-- HELM is distributed in the hope that it will be useful, -->
15 <!-- but WITHOUT ANY WARRANTY; without even the implied warranty of -->
16 <!-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -->
17 <!-- GNU General Public License for more details. -->
19 <!-- You should have received a copy of the GNU General Public License -->
20 <!-- along with HELM; if not, write to the Free Software -->
21 <!-- Foundation, Inc., 59 Temple Place - Suite 330, Boston, -->
22 <!-- MA 02111-1307, USA. -->
24 <!-- For details, see the HELM World-Wide-Web page, -->
25 <!-- http://cs.unibo.it/helm/. -->
27 <xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
28 xmlns:m="http://www.w3.org/1998/Math/MathML"
29 xmlns:helm="http://www.cs.unibo.it/helm"
30 xmlns:xlink="http://www.w3.org/1999/xlink">
32 <!--***********************************************************************-->
33 <!-- From MathML presentation or HTML to themselves with links -->
34 <!-- HELM Group: Asperti, Padovani, Sacerdoti, Schena -->
35 <!-- First draft: March 16 2001, Andrea Asperti -->
36 <!--***********************************************************************-->
38 <xsl:param name="action" select="''"/>
39 <xsl:param name="expression" select="''"/>
40 <xsl:param name="advanced" select="no"/>
41 <xsl:param name="choices" select="''"/>
42 <xsl:param name="interp" select="''"/>
43 <xsl:param name="constraints" select="''"/>
44 <xsl:param name="searchengineURL" select="''"/>
45 <xsl:param name="url" select="''"/>
47 <xsl:include href="links_library.xsl"/>
49 <xsl:variable name="quoted_expression">
50 <xsl:call-template name="quote">
51 <xsl:with-param name="s" select="$expression"/>
55 <xsl:variable name="quoted_url">
56 <xsl:call-template name="quote">
57 <xsl:with-param name="s" select="$url"/>
61 <xsl:variable name="quoted_choices">
62 <xsl:call-template name="quote">
63 <xsl:with-param name="s" select="$choices"/>
67 <xsl:variable name="quoted_constraints">
68 <xsl:call-template name="quote">
69 <xsl:with-param name="s" select="$constraints"/>
73 <xsl:variable name="param_constraints">
75 <xsl:when test="$constraints=''">
76 <xsl:value-of select="''"/>
79 <xsl:value-of select="concat('&constraints=',$quoted_constraints)"/>
84 <xsl:template match="/">
85 <xsl:copy-of select="document(concat($searchengineURL,$action,'?expression=',$quoted_expression,'&advanced=',$advanced,'&choices=',$quoted_choices,'&interpretation_choices=',$interp,$param_constraints,'&url=',$quoted_url,'&preprocess=true'))"/>