2004-04-13 11:47:32 +00:00
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<?xml version="1.0" encoding="iso-8859-1"?>
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<!-- $Revision$ -->
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2004-04-18 19:22:55 +00:00
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<refentry id="api.template.exists">
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<refnamediv>
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2005-05-27 16:25:02 +00:00
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<refname>template_exists()</refname>
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<refpurpose>checks whether the specified template exists</refpurpose>
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2004-04-18 19:22:55 +00:00
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</refnamediv>
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<refsect1>
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2005-05-27 16:25:02 +00:00
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<title>Description</title>
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2004-04-18 19:22:55 +00:00
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<methodsynopsis>
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<type>bool</type><methodname>template_exists</methodname>
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<methodparam><type>string</type><parameter>template</parameter></methodparam>
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</methodsynopsis>
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<para>
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2005-05-27 16:25:02 +00:00
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It can accept either a path to the template on the filesystem or a
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2004-04-18 19:22:55 +00:00
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resource string specifying the template.
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</para>
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2005-06-05 15:47:25 +00:00
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<example>
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<title>template_exists()</title>
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<para>
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This example uses $_GET['page'] to include a content template. If
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the template doesnt exist then an error page is displayed instead.
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</para>
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<para>
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The <filename>page_container.tpl</filename>
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</para>
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<programlisting role="php">
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<![CDATA[
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<html>
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<head><title>{$title}</title></head>
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<body>
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{include file='page_top.tpl'}
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{* include middle content page *}
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{include file=$page_mid}
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{include file='page_footer.tpl'}
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</body>
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]]>
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</programlisting>
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<para>
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and the php script
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</para>
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<programlisting role="php">
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<![CDATA[
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<?php
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// set the filename eg index.inc.tpl
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2005-06-05 18:22:56 +00:00
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$mid_template = $_GET['page'].'.inc.tpl';
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2005-06-05 15:47:25 +00:00
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2005-06-05 18:21:34 +00:00
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if( !$smarty->template_exists($mid_template) ){
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2005-06-05 17:56:39 +00:00
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$mid_template = 'page_not_found.inc.tpl';
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}
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$smarty->assign('page_mid', $mid_template);
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2005-06-05 15:47:25 +00:00
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$smarty->display('page_container.tpl');
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?>
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]]>
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</programlisting>
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</example>
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2005-05-24 14:01:49 +00:00
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<para>
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See also
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<link linkend="api.display">display()</link>,
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<link linkend="api.fetch">fetch()</link>,
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<link linkend="language.function.include">{include}</link>
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and
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<link linkend="language.function.insert">{insert}</link>
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</para>
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2004-04-18 19:22:55 +00:00
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</refsect1>
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</refentry>
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2004-04-13 11:47:32 +00:00
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<!-- Keep this comment at the end of the file
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Local variables:
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mode: sgml
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sgml-omittag:t
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sgml-shorttag:t
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sgml-minimize-attributes:nil
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sgml-always-quote-attributes:t
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sgml-indent-step:1
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sgml-indent-data:t
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indent-tabs-mode:nil
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sgml-parent-document:nil
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sgml-default-dtd-file:"../../../../manual.ced"
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sgml-exposed-tags:nil
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sgml-local-catalogs:nil
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sgml-local-ecat-files:nil
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End:
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vim600: syn=xml fen fdm=syntax fdl=2 si
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vim: et tw=78 syn=sgml
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vi: ts=1 sw=1
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2004-04-18 19:22:55 +00:00
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-->
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