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<h2 class="file-name"><img src="../media/images/Page_logo.png" alt="File" style="vertical-align: middle">/lib/io.php</h2>

<a name="sec-description"></a>
<div class="info-box">
	<div class="info-box-title">Description</div>
	<div class="nav-bar">
					<span class="disabled">Description</span> |
							<a href="#sec-classes">Classes</a>
			|							<a href="#sec-includes">Includes</a>
			|							<a href="#sec-constants">Constants</a>
			|									<a href="#sec-functions">Functions</a>
			</div>
	<div class="info-box-body">	
		<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Sloodle input/output library.</p>
<p class="description"><p>Provides general request and response functionality for interacting with in-world LSL scripts.</p></p>
	<ul class="tags">
				<li><span class="field">copyright:</span> Copyright (c) 2007-8 Sloodle (various contributors)</li>
				<li><span class="field">contributor:</span> Peter R. Bloomfield</li>
				<li><span class="field">since:</span> Sloodle 0.2</li>
				<li><span class="field">filesource:</span> <a href="../__filesource/fsource_sloodle__libio.php.html">Source Code for this file</a></li>
				<li><span class="field">license:</span> <a href="http://www.gnu.org/licenses/gpl-3.0.html">GNU GPL v3</a></li>
			</ul>
		
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</div>
		
	<a name="sec-classes"></a>	
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		<div class="info-box-title">Classes</div>
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			<a href="#sec-description">Description</a> |
			<span class="disabled">Classes</span>
			|							<a href="#sec-includes">Includes</a>
				|										<a href="#sec-constants">Constants</a>
				|													<a href="#sec-functions">Functions</a>
					</div>
		<div class="info-box-body">	
			<table cellpadding="2" cellspacing="0" class="class-table">
				<tr>
					<th class="class-table-header">Class</th>
					<th class="class-table-header">Description</th>
				</tr>
								<tr>
					<td style="padding-right: 2em; vertical-align: top; white-space: nowrap">
						<img src="../media/images/Class.png"
								 alt=" class"
								 title=" class"/>
						<a href="../sloodle/SloodleResponse.html">SloodleResponse</a>
					</td>
					<td>
											A helper class to validate and structure data for output according to the <a href="http://slisweb.sjsu.edu/sl/index.php/Sloodle_communications_specification">Sloodle communications specification</a>.
										</td>
				</tr>
								<tr>
					<td style="padding-right: 2em; vertical-align: top; white-space: nowrap">
						<img src="../media/images/Class.png"
								 alt=" class"
								 title=" class"/>
						<a href="../sloodle/SloodleRequest.html">SloodleRequest</a>
					</td>
					<td>
											Handles incoming HTTP requests, typically from LSL if dealing with Second Life.
										</td>
				</tr>
							</table>
		</div>
	</div>

	<a name="sec-includes"></a>	
	<div class="info-box">
		<div class="info-box-title">Includes</div>
		<div class="nav-bar">
			<a href="#sec-description">Description</a> |
							<a href="#sec-classes">Classes</a>
				|						<span class="disabled">Includes</span>
			|							<a href="#sec-constants">Constants</a>
				|													<a href="#sec-functions">Functions</a>
					</div>
		<div class="info-box-body">	
			<a name="_SLOODLE_DIRROOT_/lib/general_php"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Page.png" alt=" " />
		<span class="include-title">
			<span class="include-type">require_once</span>
			(<span class="include-name">SLOODLE_DIRROOT.'/lib/general.php'</span>)
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a22">22</a></span>)
		</span>
	</div>

	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Include our general library.</p>
	
</div>
		</div>
	</div>
	
	<a name="sec-constants"></a>	
	<div class="info-box">
		<div class="info-box-title">Constants</div>
		<div class="nav-bar">
			<a href="#sec-description">Description</a> |
							<a href="#sec-classes">Classes</a>
				|										<a href="#sec-includes">Includes</a>
				|						<span class="disabled">Constants</span>
			|										<a href="#sec-functions">Functions</a>
					</div>
		<div class="info-box-body">	
			<a name="defineSLOODLE_PARAM_AVATAR_NAME"><!-- --></a>
<div class="evenrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_AVATAR_NAME</span> = 'sloodleavname'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a36">36</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for an avatar name.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_AVATAR_UUID"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_AVATAR_UUID</span> = 'sloodleuuid'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a34">34</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for an avatar UUID.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_CONTROLLER_ID"><!-- --></a>
<div class="evenrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_CONTROLLER_ID</span> = 'sloodlecontrollerid'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a30">30</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for a Sloodle controller ID.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_COURSE_ID"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_COURSE_ID</span> = 'sloodlecourseid'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a28">28</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for a course ID.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_IS_OBJECT"><!-- --></a>
<div class="evenrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_IS_OBJECT</span> = 'sloodleisobject'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a41">41</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for indicating a request which relates to an object instead of a user.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_MODULE_ID"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_MODULE_ID</span> = 'sloodlemoduleid'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a32">32</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for a module ID.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_PASSWORD"><!-- --></a>
<div class="evenrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_PASSWORD</span> = 'sloodlepwd'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a26">26</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for a Sloodle password.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_REQUEST_DESC"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_REQUEST_DESC</span> = 'sloodlerequestdesc'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a39">39</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for a request descriptor.</p>
	
		
</div>
<a name="defineSLOODLE_PARAM_SERVER_ACCESS_LEVEL"><!-- --></a>
<div class="evenrow">
	
	<div>
		<img src="../media/images/Constant.png" />
		<span class="const-title">
			<span class="const-name">SLOODLE_PARAM_SERVER_ACCESS_LEVEL</span> = 'sloodleserveraccesslevel'
			(line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a43">43</a></span>)
		</span>
	</div>
	
	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Defines the HTTP parameter name for specifying server access level.</p>
	
		
</div>
		</div>
	</div>
	
	
	<a name="sec-functions"></a>	
	<div class="info-box">
		<div class="info-box-title">Functions</div>
		<div class="nav-bar">
			<a href="#sec-description">Description</a> |
							<a href="#sec-classes">Classes</a>
				|										<a href="#sec-includes">Includes</a>
				|										<a href="#sec-constants">Constants</a>
				|									<span class="disabled">Functions</span>
		</div>
		<div class="info-box-body">	
			<a name="functionsloodle_required_param" id="functionsloodle_required_param"><!-- --></a>
<div class="oddrow">
	
	<div>
		<img src="../media/images/Function.png" />
		<span class="method-title">sloodle_required_param</span> (line <span class="line-number"><a href="../__filesource/fsource_sloodle__libio.php.html#a744">744</a></span>)
	</div> 

	<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Obtains a named HTTP request parameter, and terminates script with an error message if it was not provided.</p>
<p class="description"><p>This is a 'Sloodle-friendly' version of the Moodle &quot;required_param&quot; function.  Instead of terminate the script with an HTML-formatted error message, it will terminate with a message   which conforms for the <a href="http://slisweb.sjsu.edu/sl/index.php/Sloodle_communications_specification">Sloodle communications specification</a>,   making it suitable for use in <a href="http://slisweb.sjsu.edu/sl/index.php/Linker_Script">linker scripts</a>.</p></p>
	<ul class="tags">
				<li><span class="field">return:</span> The appropriately parsed and/or cleaned parameter value, if it was found.</li>
				<li><span class="field">deprecated:</span> </li>
			</ul>
	<div class="method-signature">
		<span class="method-result">mixed</span>
		<span class="method-name">
			sloodle_required_param
		</span>
					(<span class="var-type">string</span>&nbsp;<span class="var-name">$parname</span>, <span class="var-type">int</span>&nbsp;<span class="var-name">$type</span>)
			</div>

			<ul class="parameters">
					<li>
				<span class="var-type">string</span>
				<span class="var-name">$parname</span><span class="var-description">: Name of the HTTP request parameter to fetch.</span>			</li>
					<li>
				<span class="var-type">int</span>
				<span class="var-name">$type</span><span class="var-description">: Type of parameter expected, such as &quot;PARAM_RAW&quot;. See Moodle documentation for a complete list.</span>			</li>
				</ul>
		
	
</div>
		</div>
	</div>
	
	<p class="notes" id="credit">
		Documentation generated on Fri, 17 Jul 2009 11:01:24 +0100 by <a href="http://www.phpdoc.org" target="_blank">phpDocumentor 1.4.0</a>
	</p>
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