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pete_morgan
2005-09-13 16:42:49 +00:00
parent 4d93debe1e
commit 92d8d3af4f
1 changed files with 20 additions and 13 deletions
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33
docs/en/programmers/advanced-features/advanced-features-objects.xml
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@@ -3,11 +3,15 @@
<sect1 id="advanced.features.objects">
<title>Objects</title>
<para>
Smarty allows access to PHP objects through the templates. There are
Smarty allows access to PHP
<ulink url="&url.php-manual;object">objects</ulink> through the templates.
There are
two ways to access them. One way is to
<link linkend="api.register.object">register objects</link> to the template,
then use access them via syntax similar to custom functions. The other way
is to <link linkend="api.assign">assign objects</link>
then use access them via syntax similar to
<link linkend="language.custom.functions">custom functions</link>.
The other way
is to <link linkend="api.assign">assign()</link> objects
to the templates and access them much like any other
assigned variable. The first method has a much nicer template syntax. It
is also more secure, as a registered object can be restricted to certain
@@ -62,22 +66,22 @@
class My_Object {
function meth1($params, &$smarty_obj) {
return "this is my meth1";
return 'this is my meth1';
}
}
$myobj = new My_Object;
// registering the object (will be by reference)
$smarty->register_object("foobar",$myobj);
$smarty->register_object('foobar',$myobj);
// if we want to restrict access to certain methods or properties, list them
$smarty->register_object("foobar",$myobj,array('meth1','meth2','prop1'));
$smarty->register_object('foobar',$myobj,array('meth1','meth2','prop1'));
// if you want to use the traditional object parameter format, pass a boolean of false
$smarty->register_object("foobar",$myobj,null,false);
$smarty->register_object('foobar',$myobj,null,false);
// We can also assign objects. Assign by ref when possible.
$smarty->assign_by_ref("myobj", $myobj);
$smarty->assign_by_ref('myobj', $myobj);
$smarty->display("index.tpl");
$smarty->display('index.tpl');
?>
]]>
</programlisting>
@@ -87,17 +91,21 @@ $smarty->display("index.tpl");
<programlisting>
<![CDATA[
{* access our registered object *}
{foobar->meth1 p1="foo" p2=$bar}
{foobar->meth1 p1='foo' p2=$bar}
{* you can also assign the output *}
{foobar->meth1 p1="foo" p2=$bar assign="output"}
{foobar->meth1 p1='foo' p2=$bar assign='output'}
the output was {$output}
{* access our assigned object *}
{$myobj->meth1("foo",$bar)}
{$myobj->meth1('foo',$bar)}
]]>
</programlisting>
</example>
<para>
See also <link linkend="api.register.object">register_object()</link>
<link linkend="api.assign">assign()</link>
</para>
</sect1>
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