php-doc-en/reference/ldap/functions/ldap-bind.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xml:id="function.ldap-bind" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>ldap_bind</refname>
  <refpurpose>Bind to LDAP directory</refpurpose>
 </refnamediv>
 
 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type>bool</type><methodname>ldap_bind</methodname>
   <methodparam><type>resource</type><parameter>link_identifier</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>bind_rdn</parameter><initializer>&null;</initializer></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>bind_password</parameter><initializer>&null;</initializer></methodparam>
  </methodsynopsis>
  <para>
   Binds to the LDAP directory with specified RDN and password. 
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>link_identifier</parameter></term>
     <listitem>
      <para>
       An LDAP link identifier, returned by <function>ldap_connect</function>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>bind_rdn</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>bind_password</parameter></term>
     <listitem>
      <para>
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
  <para>
   If <parameter>bind_password</parameter>
   is not specified or is empty, an anonymous bind is attempted. The <parameter>bind_dn</parameter> can also be left empty for an anonymous bind. This is defined in https://tools.ietf.org/html/rfc2251#section-4.2.2
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
  <para>
   &return.success;
  </para>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title>Using LDAP Bind</title>
    <programlisting role="php">
<![CDATA[
<?php

// using ldap bind
$ldaprdn  = 'uname';     // ldap rdn or dn
$ldappass = 'password';  // associated password

// connect to ldap server
$ldapconn = ldap_connect("ldap.example.com")
    or die("Could not connect to LDAP server.");

if ($ldapconn) {

    // binding to ldap server
    $ldapbind = ldap_bind($ldapconn, $ldaprdn, $ldappass);

    // verify binding
    if ($ldapbind) {
        echo "LDAP bind successful...";
    } else {
        echo "LDAP bind failed...";
    }

}

?>
]]>
    </programlisting>
   </example>
   <example>
    <title>Using LDAP Bind Anonymously</title>
    <programlisting role="php">
<![CDATA[
<?php

//using ldap bind anonymously

// connect to ldap server
$ldapconn = ldap_connect("ldap.example.com")
    or die("Could not connect to LDAP server.");

if ($ldapconn) {

    // binding anonymously
    $ldapbind = ldap_bind($ldapconn);

    if ($ldapbind) {
        echo "LDAP bind anonymous successful...";
    } else {
        echo "LDAP bind anonymous failed...";
    }

}

?>
]]>
    </programlisting>
   </example>
  </para>
 </refsect1>

 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>ldap_unbind</function></member>
   </simplelist>
  </para>
 </refsect1>

</refentry>

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