php-doc-en/reference/gnupg/functions/gnupg-sign.xml
2011-09-30 14:21:51 +00:00

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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
<refentry xmlns="http://docbook.org/ns/docbook" xml:id="function.gnupg-sign">
<refnamediv>
<refname>gnupg_sign</refname>
<refpurpose>Signs a given text</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>string</type><methodname>gnupg_sign</methodname>
<methodparam><type>resource</type><parameter>identifier</parameter></methodparam>
<methodparam><type>string</type><parameter>plaintext</parameter></methodparam>
</methodsynopsis>
<para>
Signs the given <parameter>plaintext</parameter> with the keys, which were
set with <link
linkend="function.gnupg-addsignkey">gnupg_addsignkey</link> before and
returns the signed text or the signature, depending on what was set with
<link linkend="function.gnupg-setsignmode">gnupg_setsignmode</link>.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
<varlistentry>
<term><parameter>identifier</parameter></term>
<listitem>
&gnupg.identifier;
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>plaintext</parameter></term>
<listitem>
<para>
The plain text being signed.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
On success, this function returns the signed text or the signature.
On failure, this function returns &false;.
</para>
</refsect1>
<refsect1 role="examples">
&reftitle.examples;
<para>
<example>
<title>Procedural <function>gnupg_sign</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$res = gnupg_init();
gnupg_addsignkey($res,"8660281B6051D071D94B5B230549F9DC851566DC","test");
$signed = gnupg_sign($res, "just a test");
echo $signed;
?>
]]>
</programlisting>
</example>
<example>
<title>OO <function>gnupg_sign</function> example</title>
<programlisting role="php">
<![CDATA[
<?php
$gpg = new gnupg();
$gpg -> setsignkey("8660281B6051D071D94B5B230549F9DC851566DC","test");
$signed = $gpg -> sign("just a test");
echo $signed;
?>
]]>
</programlisting>
</example>
</para>
</refsect1>
</refentry>
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