mirror of
https://github.com/smarty-php/smarty.git
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134 lines
3.7 KiB
XML
134 lines
3.7 KiB
XML
<?xml version="1.0" encoding="windows-1251"?>
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<!-- $Revision$ -->
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<!-- EN-Revision: 1.2 Maintainer: tony2001 Status: ready -->
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<sect1 id="plugins.functions">
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<title>Ôóíêöèè øàáëîíà</title>
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<funcsynopsis>
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<funcprototype>
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<funcdef>void <function>smarty_function_<replaceable>name</replaceable></function></funcdef>
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<paramdef>array <parameter>$params</parameter></paramdef>
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<paramdef>object <parameter>&$smarty</parameter></paramdef>
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</funcprototype>
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</funcsynopsis>
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<para>
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Âñå àòðèáóòû, ïåðåäàâàåìûå â ôóíêöèè øàáëîíà èç ñàìîãî øàáëîíà,
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õðàíÿòñÿ â <parameter>$params</parameter> â âèäå àññîöèàòèâíîãî ìàññèâà.
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Ïîëó÷èòü äîñòóï ê åãî çíà÷åíèÿì ìîæíî íàïðÿìóþ:
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<varname>$params['start']</varname> èëè èñïîëüçóÿ
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<varname>extract($params)</varname> äëÿ èìïîðòà â òàáëèöó.
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</para>
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<para>
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Âûâîä (âîçâðàùàåìîå çíà÷åíèå) ôóíêöèè áóäåò ïîäñòàâëåí â ìåñòî ðàñïîëîæåíèÿ
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òåãà ôóíêöèè â øàáëîíå (ôóíêöèÿ <function>fetch</function> íàïðèìåð).
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 êà÷åñòâå àëüòåðíàòèâû, ôóíêöèÿ ìîæåò âûïîëíÿòü êàêèå ëèáî äåéñòâèÿ
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áåç êàêîãî-ëèáî âûâîäà (<function>assign</function> ôóíêöèÿ).
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</para>
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<para>
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Åñëè ôóíêöèÿ äîëæíà ïðèñâîèòü(assign) çíà÷åíèÿ íåêîòîðûì ïåðåìåííûì â øàáëîíå èëè
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èñïîëüçîâàòü èíûå âîçìîæíîñòè Smarty, òî ìîæíî ðàáîòàòü ñ îáúåêòîì
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<parameter>$smarty</parameter> êàê îáû÷íî.
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</para>
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<para>
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Ñì. òàêæå:
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<link linkend="api.register.function">register_function()</link>,
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<link linkend="api.unregister.function">unregister_function()</link>.
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</para>
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<para>
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<example>
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<title>Ôóíêöèÿ-ïëàãèí ñ âûâîäîì</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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/*
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* Smarty plugin
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* -------------------------------------------------------------
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* File: function.eightball.php
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* Type: function
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* Name: eightball
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* Purpose: outputs a random magic answer
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* -------------------------------------------------------------
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*/
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function smarty_function_eightball($params, &$smarty)
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{
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$answers = array('Äà',
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'Íåò',
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'Íèêîèì îáðàçîì',
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'Ïåðñïåêòèâà òàê ñåáå...',
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'Ñïðîñèòå ïîçæå',
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'Âñå ìîæåò áûòü');
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$result = array_rand($answers);
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return $answers[$result];
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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<para>
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êîòîðàÿ ìîæåò áûòü èñïîëüçîâàíà â øàáëîíå ñëåäóþùèì îáðàçîì:
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</para>
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<programlisting>
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<![CDATA[
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Âîïðîñ: Ìû êîãäà-íèáóäü íàéäåì âðåìÿ äëÿ îòïóñêà?
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Îòâåò: {eightball}.
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]]>
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</programlisting>
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<para>
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<example>
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<title>Ôóíêöèÿ-ïëàãèí áåç âûâîäà</title>
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<programlisting role="php">
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<![CDATA[
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<?php
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/*
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* Smarty plugin
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* -------------------------------------------------------------
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* File: function.assign.php
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* Type: function
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* Name: assign
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* Purpose: assign a value to a template variable
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* -------------------------------------------------------------
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*/
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function smarty_function_assign($params, &$smarty)
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{
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extract($params);
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if (empty($var)) {
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$smarty->trigger_error("assign: missing 'var' parameter");
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return;
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}
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if (!in_array('value', array_keys($params))) {
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$smarty->trigger_error("assign: missing 'value' parameter");
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return;
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}
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$smarty->assign($var, $value);
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}
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?>
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]]>
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</programlisting>
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</example>
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</para>
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</sect1>
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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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-->
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