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<?xml version="1.0" encoding="ISO-8859-1"?>
<!--
-
- This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
- project.
-
- Copyright (C) 1998-2018 OpenLink Software
-
- This project is free software; you can redistribute it and/or modify it
- under the terms of the GNU General Public License as published by the
- Free Software Foundation; only version 2 of the License, dated June 1991.
-
- This program is distributed in the hope that it will be useful, but
- WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
-
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation, Inc.,
- 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
-
-
-->
<refentry id="fn___xml_nsexpand_iristr">
<refmeta>
<refentrytitle>__xml_nsexpand_iristr</refentrytitle>
<refmiscinfo>rdf</refmiscinfo>
</refmeta>
<refnamediv>
<refname>__xml_nsexpand_iristr</refname>
<refpurpose>Checks if the string is QName and if it is so then replaces namespace prefix to the
full namespace IRI.</refpurpose>
</refnamediv>
<refsynopsisdiv>
<funcsynopsis id="fsyn___xml_nsexpand_iristr">
<funcprototype id="fproto___xml_nsexpand_iristr">
<funcdef>
<function>__xml_nsexpand_iristr</function>
</funcdef>
<paramdef>in <parameter>str</parameter> varchar</paramdef>
</funcprototype>
</funcsynopsis>
</refsynopsisdiv>
<refsect1 id="desc___xml_nsexpand_iristr">
<title>Description</title>
<para>Checks if the string is QName and if it is so then replaces namespace prefix to the
full namespace IRI. Otherwise signals error if the argument is local IRI without a prefix.</para>
</refsect1>
<refsect1 id="params___xml_nsexpand_iristr">
<title>Parameters</title>
<refsect2><title>str</title>
<para>QName. For ex. if QName is "prefix:local", then conveniently is replaced "prefix:" with
the namespace IRI</para>
</refsect2>
</refsect1>
<refsect1 id="examples__xml_nsexpand_iristr"><title>Examples</title>
<example id="ex_xml_nsexpand_iristr_1"><title>Example with FOAF namespace prefix</title>
<programlisting><![CDATA[
SQL> SELECT __xml_nsexpand_iristr ('foaf:knows');
__xml_nsexpand_iristr
VARCHAR
_______________________________________________________________________________
http://xmlns.com/foaf/0.1/knows
1 Rows. -- 0 msec.
]]></programlisting>
</example>
<example id="ex_xml_nsexpand_iristr_2"><title>Example with no namespace prefix</title>
<programlisting><![CDATA[
SQL> SELECT __xml_nsexpand_iristr ('no-namespace-prefix-iri');
*** Error 22023: [Virtuoso Driver][Virtuoso Server]SR649:
No XML namespace prefix in string "no-namespace-prefix-iri"
in
__xml_nsexpand_iristr:(BIF),
__01 => 'no-namespace-prefix-iri',
<Top Level>
at line 5 of Top-Level:
SELECT __xml_nsexpand_iristr ('no-namespace-prefix-iri')
]]></programlisting>
</example>
<example id="ex_xml_nsexpand_iristr_3"><title>Example with namespace prefix "local"</title>
<programlisting><![CDATA[
SQL> SELECT __xml_nsexpand_iristr ('no-such-prefix:local');
*** Error 22023: [Virtuoso Driver][Virtuoso Server]SR648:
Unknown XML namespace prefix in IRI "no-such-prefix:local"
in
__xml_nsexpand_iristr:(BIF),
__01 => 'no-such-prefix:local',
<Top Level>
at line 6 of Top-Level:
SELECT __xml_nsexpand_iristr ('no-such-prefix:local')
]]></programlisting>
</example>
<example id="ex_xml_nsexpand_iristr_4"><title>Example with namespace prefix ""no-such-prefix""</title>
<programlisting><![CDATA[
SQL> SELECT __xml_ns_iristr ('no-such-prefix', 'knows');
*** Error 22023: [Virtuoso Driver][Virtuoso Server]SR648: Unknown XML namespace prefix "no-such-prefix"
in
__xml_ns_iristr:(BIF),
__01 => 'no-such-prefix',
__02 => 'knows',
<Top Level>
at line 7 of Top-Level:
SELECT __xml_ns_iristr ('no-such-prefix', 'knows')
]]></programlisting>
</example>
</refsect1>
<refsect1 id="seealso__xml_nsexpand_iristr"><title>See Also</title>
<para><link linkend="fn_xml_ns_uname"><function>xml_ns_uname()</function></link></para>
<para><link linkend="fn_xml_ns_iristr"><function>xml_ns_iristr()</function></link></para>
<para><link linkend="fn_xml_get_ns_prefix"><function>xml_get_ns_prefix()</function></link></para>
<para><link linkend="fn_xml_get_ns_uri"><function>xml_get_ns_uri()</function></link></para>
</refsect1>
</refentry>
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