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										 |  |  |  | <?xml version="1.0" encoding="iso-8859-1"?> | 
					
						
							|  |  |  |  | <!-- $Revision$ --> | 
					
						
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										 |  |  |  | <!-- EN-Revision: 1.2 Maintainer: yannick Status: ready --> | 
					
						
							|  |  |  |  | <sect1 id="plugins.functions"> | 
					
						
							|  |  |  |  |  <title>Les fonctions de templates</title> | 
					
						
							|  |  |  |  |  <funcsynopsis> | 
					
						
							|  |  |  |  |   <funcprototype> | 
					
						
							|  |  |  |  |    <funcdef>void <function>smarty_function_<replaceable>name</replaceable></function></funcdef> | 
					
						
							|  |  |  |  |    <paramdef>array <parameter>$params</parameter></paramdef> | 
					
						
							|  |  |  |  |    <paramdef>object <parameter>&$smarty</parameter></paramdef> | 
					
						
							|  |  |  |  |   </funcprototype> | 
					
						
							|  |  |  |  |  </funcsynopsis> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   Tous les attributs pass<73>s aux fonctions de template <20> partir du template | 
					
						
							|  |  |  |  |   sont contenus dans le tableau associatif <parameter>$params</parameter>. | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   Le retour de la fonction sera substitu<74>e <20> la balise de fonction | 
					
						
							|  |  |  |  |   du template (fonction <function>fetch</function> par exemple). Sinon, | 
					
						
							|  |  |  |  |   la fonction peut simplement accomplir une autre t<>che sans sortie | 
					
						
							|  |  |  |  |   (la fonction <function>assign</function> par exemple). | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   Si la fonction a besoin d'assigner des variables aux templates ou d'utiliser | 
					
						
							|  |  |  |  |   d'autres fonctionnalit<69>s fournies par Smarty, elle peut recevoir un | 
					
						
							|  |  |  |  |   objet <parameter>$smarty</parameter> pour cel<65>. | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   R<>f<EFBFBD>rez-vous aussi <20> : | 
					
						
							|  |  |  |  |   <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> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   <example> | 
					
						
							|  |  |  |  |    <title>Fonction de plugin avec sortie</title> | 
					
						
							|  |  |  |  |    <programlisting role="php"> | 
					
						
							|  |  |  |  | <![CDATA[ | 
					
						
							|  |  |  |  | <?php | 
					
						
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										 |  |  |  | /* | 
					
						
							|  |  |  |  |  * Smarty plugin | 
					
						
							|  |  |  |  |  * ------------------------------------------------------------- | 
					
						
							|  |  |  |  |  * Fichier :  function.eightball.php | 
					
						
							|  |  |  |  |  * Type :     fonction | 
					
						
							|  |  |  |  |  * Nom :      eightball | 
					
						
							|  |  |  |  |  * R<>le :     renvoie une phrase magique au hasard | 
					
						
							|  |  |  |  |  * ------------------------------------------------------------- | 
					
						
							|  |  |  |  |  */ | 
					
						
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										 |  |  |  | function smarty_function_eightball($params, &$smarty) | 
					
						
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										 |  |  |  | { | 
					
						
							|  |  |  |  |     $answers = array('Yes', | 
					
						
							|  |  |  |  |                      'No', | 
					
						
							|  |  |  |  |                      'No way', | 
					
						
							|  |  |  |  |                      'Outlook not so good', | 
					
						
							|  |  |  |  |                      'Ask again soon', | 
					
						
							|  |  |  |  |                      'Maybe in your reality'); | 
					
						
							|  |  |  |  | 
 | 
					
						
							|  |  |  |  |     $result = array_rand($answers); | 
					
						
							|  |  |  |  |     return $answers[$result]; | 
					
						
							|  |  |  |  | } | 
					
						
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										 |  |  |  | ?> | 
					
						
							|  |  |  |  | ]]> | 
					
						
							|  |  |  |  |    </programlisting> | 
					
						
							|  |  |  |  |   </example> | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   peut <20>tre utilis<69>e dans le template de la fa<66>on suivante : | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  |  <programlisting> | 
					
						
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										 |  |  |  | Question: Will we ever have time travel? | 
					
						
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										 |  |  |  | Answer: {eightball}. | 
					
						
							|  |  |  |  |  </programlisting> | 
					
						
							|  |  |  |  |  <para> | 
					
						
							|  |  |  |  |   <example> | 
					
						
							|  |  |  |  |    <title>Fonction de plugin sans sortie</title> | 
					
						
							|  |  |  |  |    <programlisting role="php"> | 
					
						
							|  |  |  |  | <![CDATA[ | 
					
						
							|  |  |  |  | <?php | 
					
						
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										 |  |  |  | /* | 
					
						
							|  |  |  |  |  * Smarty plugin | 
					
						
							|  |  |  |  |  * ------------------------------------------------------------- | 
					
						
							|  |  |  |  |  * Fichier :  function.assign.php | 
					
						
							|  |  |  |  |  * Type :     fonction | 
					
						
							|  |  |  |  |  * Nom :      assign | 
					
						
							|  |  |  |  |  * Purpose :  assigne une valeur a une variable de template | 
					
						
							|  |  |  |  |  * ------------------------------------------------------------- | 
					
						
							|  |  |  |  |  */ | 
					
						
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										 |  |  |  | function smarty_function_assign($params, &$smarty) | 
					
						
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										 |  |  |  | { | 
					
						
							|  |  |  |  |     extract($params); | 
					
						
							|  |  |  |  | 
 | 
					
						
							|  |  |  |  |     if (empty($var)) { | 
					
						
							|  |  |  |  |         $smarty->trigger_error("assign: missing 'var' parameter"); | 
					
						
							|  |  |  |  |         return; | 
					
						
							|  |  |  |  |     } | 
					
						
							|  |  |  |  | 
 | 
					
						
							|  |  |  |  |     if (!in_array('value', array_keys($params))) { | 
					
						
							|  |  |  |  |         $smarty->trigger_error("assign: missing 'value' parameter"); | 
					
						
							|  |  |  |  |         return; | 
					
						
							|  |  |  |  |     } | 
					
						
							|  |  |  |  | 
 | 
					
						
							|  |  |  |  |     $smarty->assign($var, $value); | 
					
						
							|  |  |  |  | } | 
					
						
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										 |  |  |  | ?> | 
					
						
							|  |  |  |  | ]]> | 
					
						
							|  |  |  |  |    </programlisting> | 
					
						
							|  |  |  |  |   </example> | 
					
						
							|  |  |  |  |  </para> | 
					
						
							|  |  |  |  | </sect1> | 
					
						
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										 |  |  |  |  <!-- Keep this comment at the end of the file
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							|  |  |  |  |  vim600: syn=xml fen fdm=syntax fdl=2 si | 
					
						
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