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<div class="refnamediv">
<h1 class="refname">ldap_bind</h1>
<p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">ldap_bind</span> — <span class="dc-title">Bind to LDAP directory</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.ldap-bind-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><strong>ldap_bind</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link_identifier</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$bind_rdn</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$bind_password</code><span class="initializer"> = <strong><code>NULL</code></strong></span></span>
]] )</div>
<p class="para rdfs-comment">
Binds to the LDAP directory with specified RDN and password.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.ldap-bind-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">link_identifier</code></em></span>
<dd>
<p class="para">
An LDAP link identifier, returned by <span class="function"><a href="function.ldap-connect.html" class="function">ldap_connect()</a></span>.
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">bind_rdn</code></em></span>
<dd>
<p class="para">
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">bind_password</code></em></span>
<dd>
<p class="para">
</p>
</dd>
</dt>
</dl>
</p>
<p class="para">
If <em><code class="parameter">bind_rdn</code></em> and <em><code class="parameter">bind_password</code></em>
are not specified, an anonymous bind is attempted.
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.ldap-bind-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
Returns <strong><code>TRUE</code></strong> on success or <strong><code>FALSE</code></strong> on failure.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.ldap-bind-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-4388">
<p><strong>Example #1 Using LDAP Bind</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">// using ldap bind<br /></span><span style="color: #0000BB">$ldaprdn </span><span style="color: #007700">= </span><span style="color: #DD0000">'uname'</span><span style="color: #007700">; </span><span style="color: #FF8000">// ldap rdn or dn<br /></span><span style="color: #0000BB">$ldappass </span><span style="color: #007700">= </span><span style="color: #DD0000">'password'</span><span style="color: #007700">; </span><span style="color: #FF8000">// associated password<br /><br />// connect to ldap server<br /></span><span style="color: #0000BB">$ldapconn </span><span style="color: #007700">= </span><span style="color: #0000BB">ldap_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"ldap.example.com"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Could not connect to LDAP server."</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">$ldapconn</span><span style="color: #007700">) {<br /><br /> </span><span style="color: #FF8000">// binding to ldap server<br /> </span><span style="color: #0000BB">$ldapbind </span><span style="color: #007700">= </span><span style="color: #0000BB">ldap_bind</span><span style="color: #007700">(</span><span style="color: #0000BB">$ldapconn</span><span style="color: #007700">, </span><span style="color: #0000BB">$ldaprdn</span><span style="color: #007700">, </span><span style="color: #0000BB">$ldappass</span><span style="color: #007700">);<br /><br /> </span><span style="color: #FF8000">// verify binding<br /> </span><span style="color: #007700">if (</span><span style="color: #0000BB">$ldapbind</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"LDAP bind successful..."</span><span style="color: #007700">;<br /> } else {<br /> echo </span><span style="color: #DD0000">"LDAP bind failed..."</span><span style="color: #007700">;<br /> }<br /><br />}<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
<div class="example" id="example-4389">
<p><strong>Example #2 Using LDAP Bind Anonymously</strong></p>
<div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB"><?php<br /><br /></span><span style="color: #FF8000">//using ldap bind anonymously<br /><br />// connect to ldap server<br /></span><span style="color: #0000BB">$ldapconn </span><span style="color: #007700">= </span><span style="color: #0000BB">ldap_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"ldap.example.com"</span><span style="color: #007700">)<br /> or die(</span><span style="color: #DD0000">"Could not connect to LDAP server."</span><span style="color: #007700">);<br /><br />if (</span><span style="color: #0000BB">$ldapconn</span><span style="color: #007700">) {<br /><br /> </span><span style="color: #FF8000">// binding anonymously<br /> </span><span style="color: #0000BB">$ldapbind </span><span style="color: #007700">= </span><span style="color: #0000BB">ldap_bind</span><span style="color: #007700">(</span><span style="color: #0000BB">$ldapconn</span><span style="color: #007700">);<br /><br /> if (</span><span style="color: #0000BB">$ldapbind</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"LDAP bind anonymous successful..."</span><span style="color: #007700">;<br /> } else {<br /> echo </span><span style="color: #DD0000">"LDAP bind anonymous failed..."</span><span style="color: #007700">;<br /> }<br /><br />}<br /><br /></span><span style="color: #0000BB">?></span>
</span>
</code></div>
</div>
</div>
</p>
</div>
<div class="refsect1 seealso" id="refsect1-function.ldap-bind-seealso">
<h3 class="title">See Also</h3>
<p class="para">
<ul class="simplelist">
<li class="member"> <span class="function"><a href="function.ldap-unbind.html" class="function" rel="rdfs-seeAlso">ldap_unbind()</a> - Unbind from LDAP directory</span></li>
</ul>
</p>
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