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<div id="function.oci-password-change" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">oci_password_change</h1>
  <p class="verinfo">(PHP 5, PHP 7, PHP 8, PECL OCI8 &gt;= 1.1.0)</p><p class="refpurpose"><span class="refname">oci_password_change</span> &mdash; <span class="dc-title">Modifie le mot de passe d&#039;un utilisateur Oracle</span></p>

 </div>
 
 <div class="refsect1 description" id="refsect1-function.oci-password-change-description">
  <h3 class="title">Description</h3>
  <div class="methodsynopsis dc-description">
   <span class="methodname"><strong>oci_password_change</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span> <code class="parameter">$connection</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$username</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$old_password</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$new_password</code></span><br>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <div class="methodsynopsis dc-description"><span class="methodname"><strong>oci_password_change</strong></span>(<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$database_name</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$username</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$old_password</code></span>,<br>&nbsp;&nbsp;&nbsp;&nbsp;<span class="methodparam"><span class="type"><a href="language.types.string.php" class="type string">string</a></span> <code class="parameter">$new_password</code></span><br>): <span class="type"><a href="language.types.resource.php" class="type resource">resource</a></span></div>

  <p class="para rdfs-comment">
   Modifie le mot de passe de l&#039;utilisateur <code class="parameter">username</code>.
  </p>
  <p class="para">
   La fonction <span class="function"><strong>oci_password_change()</strong></span> est plus utile avec des scripts PHP
   en ligne de commandes, ou lorsque des connexions non persistantes sont utilisées dans
   l&#039;application PHP.
  </p>
 </div>

 
 <div class="refsect1 parameters" id="refsect1-function.oci-password-change-parameters">
  <h3 class="title">Liste de paramètres</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">connection</code></dt>
     <dd>
      <p class="para">
       Un identifiant de connexion Oracle, retourné par la fonction
       <span class="function"><a href="function.oci-connect.php" class="function">oci_connect()</a></span> ou la fonction
       <span class="function"><a href="function.oci-pconnect.php" class="function">oci_pconnect()</a></span>.
      </p>
     </dd>
    
    
     <dt><code class="parameter">username</code></dt>
     <dd>
      <p class="para">
       Le nom d&#039;utilisateur Oracle.
      </p>
     </dd>
    
    
     <dt><code class="parameter">old_password</code></dt>
     <dd>
      <p class="para">
       L&#039;ancien mot de passe.
      </p>
     </dd>
    
    
     <dt><code class="parameter">new_password</code></dt>
     <dd>
      <p class="para">
       Le nouveau mot de passe à définir.
      </p>
     </dd>
    
    
     <dt><code class="parameter">database_name</code></dt>
     <dd>
      <p class="para">
       Le nom de la base de données.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>

 
 <div class="refsect1 returnvalues" id="refsect1-function.oci-password-change-returnvalues">
  <h3 class="title">Valeurs de retour</h3>
  <p class="para">
   Quand <code class="parameter">database_name</code> est fourni,
   <span class="function"><strong>oci_password_change()</strong></span> retourne <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> en cas de succès,
    ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> si une erreur survient. Quand <code class="parameter">connection</code> est fourni,
   <span class="function"><strong>oci_password_change()</strong></span> retourne la ressource de
   connexion en cas de succès, ou <strong><code><a href="reserved.constants.php#constant.false">false</a></code></strong> si une erreur survient.
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-function.oci-password-change-examples">
  <h3 class="title">Exemples</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemple #1 Exemple avec <span class="function"><strong>oci_password_change()</strong></span> pour changer
     le mot de passe d&#039;un utilisateur déjà connecté</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$dbase      </span><span style="color: #007700">= </span><span style="color: #DD0000">'localhost/orcl'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$user       </span><span style="color: #007700">= </span><span style="color: #DD0000">'cj'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$current_pw </span><span style="color: #007700">= </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$new_pw     </span><span style="color: #007700">= </span><span style="color: #DD0000">'geelong'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$c </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_pconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$user</span><span style="color: #007700">, </span><span style="color: #0000BB">$current_pw</span><span style="color: #007700">, </span><span style="color: #0000BB">$dbase</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_password_change</span><span style="color: #007700">(</span><span style="color: #0000BB">$c</span><span style="color: #007700">, </span><span style="color: #0000BB">$user</span><span style="color: #007700">, </span><span style="color: #0000BB">$current_pw</span><span style="color: #007700">, </span><span style="color: #0000BB">$new_pw</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"Le nouveau mot de passe est : " </span><span style="color: #007700">. </span><span style="color: #0000BB">$new_pw </span><span style="color: #007700">. </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
  <p class="para">
   <div class="example" id="example-2">
    <p><strong>Exemple #2 Exemple avec <span class="function"><strong>oci_password_change()</strong></span> pour se connecter
     et changer le mot de passe en une seule étape</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /><br />$dbase      </span><span style="color: #007700">= </span><span style="color: #DD0000">'localhost/orcl'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$user       </span><span style="color: #007700">= </span><span style="color: #DD0000">'cj'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$current_pw </span><span style="color: #007700">= </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$new_pw     </span><span style="color: #007700">= </span><span style="color: #DD0000">'geelong'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$c </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_pconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$user</span><span style="color: #007700">, </span><span style="color: #0000BB">$current_pw</span><span style="color: #007700">, </span><span style="color: #0000BB">$dbase</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$c</span><span style="color: #007700">) {<br />    </span><span style="color: #0000BB">$m </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />    if (</span><span style="color: #0000BB">$m</span><span style="color: #007700">[</span><span style="color: #DD0000">'code'</span><span style="color: #007700">] == </span><span style="color: #0000BB">28001</span><span style="color: #007700">) { </span><span style="color: #FF8000">// "ORA-28001: Le mot de passe a expiré"<br />        // Connexion et changement du mot de passe en une étape<br />        </span><span style="color: #0000BB">$c </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_password_change</span><span style="color: #007700">(</span><span style="color: #0000BB">$dbase</span><span style="color: #007700">, </span><span style="color: #0000BB">$user</span><span style="color: #007700">, </span><span style="color: #0000BB">$current_pw</span><span style="color: #007700">, </span><span style="color: #0000BB">$new_pw</span><span style="color: #007700">);<br />        if (</span><span style="color: #0000BB">$c</span><span style="color: #007700">) {<br />            echo </span><span style="color: #DD0000">"Le nouveau mot de passe est : " </span><span style="color: #007700">. </span><span style="color: #0000BB">$new_pw </span><span style="color: #007700">. </span><span style="color: #DD0000">"\n"</span><span style="color: #007700">;<br />        }<br />    }<br />}<br /><br />if (!</span><span style="color: #0000BB">$c</span><span style="color: #007700">) {  </span><span style="color: #FF8000">// L'erreur originale n'était pas 28001, ou la modification du mot de passe a échoué<br />    </span><span style="color: #0000BB">$m </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br />    </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #DD0000">'Impossible de se connecter à la base de données : '</span><span style="color: #007700">. </span><span style="color: #0000BB">$m</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #FF8000">// Utilisation de la connexion $c<br />// ...<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>

 
 <div class="refsect1 notes" id="refsect1-function.oci-password-change-notes">
  <h3 class="title">Notes</h3>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    Changer le mot de passe, avec cette fonction, ou directement dans Oracle
    devrait être fait avec précaution. Ceci car les applications PHP pourraient
    continuer d&#039;utiliser des connexions persistantes avec l&#039;ancien mot de passe.
    La meilleure pratique est de redémarrer tous les serveurs webs dès lors que
    le mot de passe a été changé.
   </p>
  </p></blockquote>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    Si l&#039;on met à jour les bibliothèques clients ou la base de données Oracle
    depuis une version antérieure à 11.2.0.3 vers une version 11.2.0.3 ou supérieure,
    la fonction <span class="function"><strong>oci_password_change()</strong></span> peut retourner l&#039;erreur
    &quot;ORA-1017: invalid username/password&quot; tant que les versions du client et du
    serveur ne seront pas identiques.
   </p>
  </p></blockquote>
  <blockquote class="note"><p><strong class="note">Note</strong>: 
   <p class="para">
    La seconde syntaxe de <span class="function"><strong>oci_password_change()</strong></span> est disponible depuis
    la version d&#039;OCI8 1.1.
   </p>
  </p></blockquote>
  
 </div>

 
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