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<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision: 297028 $ -->
<refentry xml:id="function.imap-fetchstructure" xmlns="http://docbook.org/ns/docbook">
<refnamediv>
<refname>imap_fetchstructure</refname>
<refpurpose>Read the structure of a particular message</refpurpose>
</refnamediv>
<refsect1 role="description">
&reftitle.description;
<methodsynopsis>
<type>object</type><methodname>imap_fetchstructure</methodname>
<methodparam><type>resource</type><parameter>imap_stream</parameter></methodparam>
<methodparam><type>int</type><parameter>msg_number</parameter></methodparam>
<methodparam choice="opt"><type>int</type><parameter>options</parameter><initializer>0</initializer></methodparam>
</methodsynopsis>
<para>
Fetches all the structured information for a given message.
</para>
</refsect1>
<refsect1 role="parameters">
&reftitle.parameters;
<para>
<variablelist>
&imap.imap-stream.description;
<varlistentry>
<term><parameter>msg_number</parameter></term>
<listitem>
<para>
The message number
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><parameter>options</parameter></term>
<listitem>
<para>
This optional parameter only has a single option,
<constant>FT_UID</constant>, which tells the function to treat the
<parameter>msg_number</parameter> argument as a
<literal>UID</literal>.
</para>
</listitem>
</varlistentry>
</variablelist>
</para>
</refsect1>
<refsect1 role="returnvalues">
&reftitle.returnvalues;
<para>
Returns an object includes the envelope, internal date, size, flags and
body structure along with a similar object for each mime attachment. The
structure of the returned objects is as follows:
</para>
<para>
<table>
<title>
Returned Objects for <function>imap_fetchstructure</function>
</title>
<tgroup cols="2">
<tbody>
<row>
<entry>type</entry>
<entry>Primary body type</entry>
</row>
<row>
<entry>encoding</entry>
<entry>Body transfer encoding</entry>
</row>
<row>
<entry>ifsubtype</entry>
<entry>&true; if there is a subtype string</entry>
</row>
<row>
<entry>subtype</entry>
<entry><acronym>MIME</acronym> subtype</entry>
</row>
<row>
<entry>ifdescription</entry>
<entry>&true; if there is a description string</entry>
</row>
<row>
<entry>description</entry>
<entry>Content description string</entry>
</row>
<row>
<entry>ifid</entry>
<entry>&true; if there is an identification string</entry>
</row>
<row>
<entry>id</entry>
<entry>Identification string</entry>
</row>
<row>
<entry>lines</entry>
<entry>Number of lines</entry>
</row>
<row>
<entry>bytes</entry>
<entry>Number of bytes</entry>
</row>
<row>
<entry>ifdisposition</entry>
<entry>&true; if there is a disposition string</entry>
</row>
<row>
<entry>disposition</entry>
<entry>Disposition string</entry>
</row>
<row>
<entry>ifdparameters</entry>
<entry>&true; if the <varname>dparameters</varname> array exists</entry>
</row>
<row>
<entry>dparameters</entry>
<entry>An array of objects where each object has an
<literal>"attribute"</literal> and a <literal>"value"</literal>
property corresponding to the parameters on the
<literal>Content-disposition</literal> <acronym>MIME</acronym>
header.</entry>
</row>
<row>
<entry>ifparameters</entry>
<entry>&true; if the parameters array exists</entry>
</row>
<row>
<entry>parameters</entry>
<entry>An array of objects where each object has an
<literal>"attribute"</literal> and a <literal>"value"</literal>
property.</entry>
</row>
<row>
<entry>parts</entry>
<entry>An array of objects identical in structure to the top-level
object, each of which corresponds to a <acronym>MIME</acronym> body
part.</entry>
</row>
</tbody>
</tgroup>
</table>
</para>
<para>
<table>
<title>Primary body type (may vary with used library)</title>
<tgroup cols="2">
<tbody>
<row><entry>0</entry><entry>text</entry></row>
<row><entry>1</entry><entry>multipart</entry></row>
<row><entry>2</entry><entry>message</entry></row>
<row><entry>3</entry><entry>application</entry></row>
<row><entry>4</entry><entry>audio</entry></row>
<row><entry>5</entry><entry>image</entry></row>
<row><entry>6</entry><entry>video</entry></row>
<row><entry>7</entry><entry>other</entry></row>
</tbody>
</tgroup>
</table>
</para>
<para>
<table>
<title>Transfer encodings (may vary with used library)</title>
<tgroup cols="2">
<tbody>
<row><entry>0</entry><entry>7BIT</entry></row>
<row><entry>1</entry><entry>8BIT</entry></row>
<row><entry>2</entry><entry>BINARY</entry></row>
<row><entry>3</entry><entry>BASE64</entry></row>
<row><entry>4</entry><entry>QUOTED-PRINTABLE</entry></row>
<row><entry>5</entry><entry>OTHER</entry></row>
</tbody>
</tgroup>
</table>
</para>
</refsect1>
<refsect1 role="seealso">
&reftitle.seealso;
<para>
<simplelist>
<member><function>imap_fetchbody</function></member>
<member><function>imap_bodystruct</function></member>
</simplelist>
</para>
</refsect1>
</refentry>
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