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<h1>22. Virtuoso Functions Guide - ftp_ls</h1>
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<div id="text">
<h2>ftp_ls</h2>
<div class="refpurpose">FTP dir command; Virtuoso FTP client</div>
<div class="funcsynopsis">
<span class="funcdef">any <span class="function">ftp_ls</span>
</span>
(<span class="paramdef">in <span class="parameter">server</span> varchar</span>,
<span class="paramdef">in <span class="parameter">user</span> varchar</span>,
<span class="paramdef">in <span class="parameter">pass</span> varchar</span>,
<span class="paramdef">in <span class="parameter">remote_dir_name</span> varchar</span>,
<span class="paramdefoptional">[in <span class="optional">is_pasv</span> integer]</span>);
</div>
<div class="refsect1">
<div class="refsect1title">Description</div>
<p>Virtuoso has FTP client functionality, that can be used inside Virtuoso/PL. This Virtuoso function mimics the FTP dir command. As with any PL, this can be combined with Web Services and SOAP.</p>
</div>
<div class="refsect1">
<div class="refsect1title">Parameters</div>
<div class="refsect2">
<span class="refsect2title">server – </span>
The remote server address or IP Address.</div>
<div class="refsect2">
<span class="refsect2title">user – </span>
The username for authentication at the FTP server.</div>
<div class="refsect2">
<span class="refsect2title">pass – </span>
The accompanying password for authentication at the FTP server.</div>
<div class="refsect2">
<span class="refsect2title">remote_dir_name – </span>
The full path of the remote directory to list the contents of.</div>
<div class="refsect2">
<span class="refsect2title">is_pasv – </span>
Flag to specify whether to use passive mode. This can be one "1"
for passive mode, or zero "0" for active mode. One "1" is assumed by default.</div>
</div>
<div class="refsect1">
<div class="refsect1title">Return Types</div>
<p>This function returns a vector of descriptions from the result of performing the dir command on the remote server. If errors occur then these will be returned instead.</p>
</div>
<div class="refsect1title">Errors</div>
<p>This function will return any errors returned by the remote FTP server.</p>
<p />
<div class="refsect1">
<div class="refsect1title">Examples</div>
<a name="ex_ftp_put" />
<div class="example">
<div class="exampletitle">Listing files on the remote FTP server</div>
<p>The following command will send the vector of the descriptions of the files in the
virtuoso30 directory on the remote sever to the Virtuoso debug console, assuming
the server was started with the -d or +debug option:</p>
<div>
<pre class="screen">
select dbg_obj_print(ftp_ls ('ftp.openlinksw.com', 'user_name', 'password', 'virtuoso30'));
</pre>
</div>
</div>
</div>
<div class="refsect1">
<div class="refsect1title">See Also</div>
<p>
<a href="fn_ftp_put.html">ftp_put()</a>
</p>
<p>
<a href="fn_ftp_get.html">ftp_get()</a>
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