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<link title="Netsmtp" rel="Chapter" href="Netsmtp.html"><title>Ocamlnet 2 Reference Manual : Netcgi.cgi_argument</title>
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<center><h1>Class type <a href="type_Netcgi.cgi_argument.html">Netcgi.cgi_argument</a></h1></center>
<br>
<pre><span class="keyword">class type</span> <a name="TYPEcgi_argument"></a>cgi_argument = <code class="code">object</code> <a href="Netcgi.cgi_argument.html">..</a> <code class="code">end</code></pre>Represent a key-value pair of data passed to the script (including
file uploads).<br>
<hr width="100%">
<pre><span class="keyword">method</span> <a name="METHODname"></a>name : <code class="type">string</code></pre><div class="info">
The name of the argument.<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODvalue"></a>value : <code class="type">string</code></pre><div class="info">
The value of the argument, after all transfer encodings have
been removed. If the value is stored in a file, the file will
be loaded.<br>
<b>Raises</b><ul><li><code>Argument.Oversized</code> if the argument was discarded.</li>
<li><code>Failure</code> if the object has been finalized.</li>
</ul>
</div>
<pre><span class="keyword">method</span> <a name="METHODopen_value_rd"></a>open_value_rd : <code class="type">unit -> <a href="Netchannels.in_obj_channel.html">Netchannels.in_obj_channel</a></code></pre><div class="info">
Open the contents of the value as an input channel. This
works for all kinds of arguments, regardless of their
<code class="code">#storage</code> and <code class="code">#representation</code>.<br>
<b>Raises</b><ul><li><code>Argument.Oversized</code> if the argument was discarded.</li>
<li><code>Failure</code> if the object has been finalized.</li>
</ul>
</div>
<pre><span class="keyword">method</span> <a name="METHODstore"></a>store : <code class="type">[ `File of string | `Memory ]</code></pre><div class="info">
Tells whether the argument is stored in memory (as a string)
or as a file (the argument of <code class="code">`File</code> being the filename).<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODcontent_type"></a>content_type : <code class="type">unit -> string * (string * <a href="Mimestring.html#TYPEs_param">Mimestring.s_param</a>) list</code></pre><div class="info">
Returns the content type of the header and its parameters as a
couple <code class="code">(hdr, params)</code>. When the header is missing, the
result is <code class="code">("text/plain", [])</code>. Below you will find access
method for frequently used parameters.<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODcharset"></a>charset : <code class="type">string</code></pre><div class="info">
The <code class="code">charset</code> parameter of the content type of the header, or
<code class="code">""</code> when there is no such parameter, or no header.<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODfilename"></a>filename : <code class="type">string option</code></pre><div class="info">
The <code class="code">filename</code> parameter found in the header of file uploads.
When present, <code class="code">Some name</code> is returned, and <code class="code">None</code> otherwise.
(This is not to be confused with the possible local file
holding the data.)<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODrepresentation"></a>representation : <code class="type">[ `MIME of <a href="Netmime.html#TYPEmime_message">Netmime.mime_message</a> | `Simple of <a href="Netmime.mime_body.html">Netmime.mime_body</a> ]</code></pre><div class="info">
The representation of the argument.
<p>
<ul>
<li><code class="code">`Simple</code> the value of the CGI argument is an unstructured
string value.</li>
<li><code class="code">`MIME</code> The argument has a MIME header in addition to the
value. The MIME message is read-only.</li>
</ul>
<br>
</div>
<pre><span class="keyword">method</span> <a name="METHODfinalize"></a>finalize : <code class="type">unit -> unit</code></pre><div class="info">
Arguments stored in temp files must be deleted when the
argument is no longer used. You can call <code class="code">finalize</code> to delete
such files. The method does not have any effect when <code class="code">store =
`Memory</code>. The method never raises any exceptions. If the
file no longer exists (e.g. because it was moved away) or if
there are any problems deleting the file, the error will be
ignored.
<p>
The <code class="code">finalize</code> method is not registered in the garbage
collector. You can do that, but it is usually better to call
this method manually.<br>
</div>
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