Stikked/docs/CodeIgniter/Libraries/DB_Session.html
2012-04-12 18:47:14 +02:00

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<title>Docs For Class DB_Session</title>
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<div class="page-body">
<h2 class="class-name"><img src="../../media/images/Class_logo.png"
alt=" Class"
title=" Class"
style="vertical-align: middle"> DB_Session</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-var-summary">Vars</a> (<a href="#sec-vars">details</a>)
| <a href="#sec-method-summary">Methods</a> (<a href="#sec-methods">details</a>)
</div>
<div class="info-box-body">
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Session Class</p>
<ul class="tags">
<li><span class="field">author:</span> Dready</li>
<li><span class="field">link:</span> <a href="http://dready.jexiste.fr/dotclear/index.php?2006/09/13/19-reworked-session-handler-for-code-igniter">http://dready.jexiste.fr/dotclear/index.php?2006/09/13/19-reworked-session-handler-for-code-igniter</a></li>
</ul>
<p class="notes">
Located in <a class="field" href="_libraries---DB_Session.php.html">/libraries/DB_Session.php</a> (line <span class="field">16</span>)
</p>
<pre></pre>
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<a href="#$cookie_sent" title="details" class="var-name">$cookie_sent</a>
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<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$encryption" title="details" class="var-name">$encryption</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$flash_key" title="details" class="var-name">$flash_key</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$gc_probability" title="details" class="var-name">$gc_probability</a>
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<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$now" title="details" class="var-name">$now</a>
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<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$object" title="details" class="var-name">$object</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$session_table" title="details" class="var-name">$session_table</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$sess_cookie" title="details" class="var-name">$sess_cookie</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$sess_length" title="details" class="var-name">$sess_length</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$userdata" title="details" class="var-name">$userdata</a>
</div>
<div class="var-title">
<img src="../../media/images/Variable.png" alt=" " />
<span class="var-type">mixed</span>
<a href="#$use_database" title="details" class="var-name">$use_database</a>
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<div class="info-box-title">Method Summary</span></div>
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</div>
<div class="info-box-body">
<div class="method-summary">
<div class="method-definition">
<img src="../../media/images/Constructor.png" alt=" "/>
<span class="method-result">DB_Session</span>
<a href="#DB_Session" title="details" class="method-name">DB_Session</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#flashdata" title="details" class="method-name">flashdata</a>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>)
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#keep_flashdata" title="details" class="method-name">keep_flashdata</a>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>)
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_create" title="details" class="method-name">sess_create</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_destroy" title="details" class="method-name">sess_destroy</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_gc" title="details" class="method-name">sess_gc</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_read" title="details" class="method-name">sess_read</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_run" title="details" class="method-name">sess_run</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_send_cookie" title="details" class="method-name">sess_send_cookie</a>
([<span class="var-type">boolean</span>&nbsp;<span class="var-name">$force</span> = <span class="var-default">FALSE</span>])
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#sess_update" title="details" class="method-name">sess_update</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#set_flashdata" title="details" class="method-name">set_flashdata</a>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>, <span class="var-type"></span>&nbsp;<span class="var-name">$value</span>)
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#set_userdata" title="details" class="method-name">set_userdata</a>
([<span class="var-type">mixed</span>&nbsp;<span class="var-name">$newdata</span> = <span class="var-default">array()</span>], [<span class="var-type">string</span>&nbsp;<span class="var-name">$newval</span> = <span class="var-default">''</span>])
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#unset_userdata" title="details" class="method-name">unset_userdata</a>
([<span class="var-type"></span>&nbsp;<span class="var-name">$newdata</span> = <span class="var-default">array()</span>])
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">string</span>
<a href="#userdata" title="details" class="method-name">userdata</a>
([<span class="var-type">string</span>&nbsp;<span class="var-name">$item</span> = <span class="var-default">''</span>])
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#_flashdata_mark" title="details" class="method-name">_flashdata_mark</a>
()
</div>
<div class="method-definition">
<img src="../../media/images/Method.png" alt=" "/>
<span class="method-result">void</span>
<a href="#_flashdata_sweep" title="details" class="method-name">_flashdata_sweep</a>
()
</div>
</div>
</div>
</div>
<a name="sec-vars"></a>
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<div class="info-box-title">Variables</div>
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<a href="#sec-description">Description</a> |
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<a name="var$cookie_sent" id="$cookie_sent"><!-- --></A>
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<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$cookie_sent</span>
= <span class="var-default"> FALSE</span> (line <span class="line-number">26</span>)
</span>
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<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$encryption" id="$encryption"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$encryption</span>
= <span class="var-default"> TRUE</span> (line <span class="line-number">19</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$flash_key" id="$flash_key"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$flash_key</span>
= <span class="var-default"> 'flash'</span> (line <span class="line-number">28</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$gc_probability" id="$gc_probability"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$gc_probability</span>
= <span class="var-default"> 5</span> (line <span class="line-number">25</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$now" id="$now"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$now</span>
(line <span class="line-number">18</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$object" id="$object"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$object</span>
(line <span class="line-number">27</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$session_table" id="$session_table"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$session_table</span>
= <span class="var-default"> FALSE</span> (line <span class="line-number">21</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$sess_cookie" id="$sess_cookie"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$sess_cookie</span>
= <span class="var-default"> 'ci_session'</span> (line <span class="line-number">23</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$sess_length" id="$sess_length"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$sess_length</span>
= <span class="var-default"> 7200</span> (line <span class="line-number">22</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$userdata" id="$userdata"><!-- --></A>
<div class="oddrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$userdata</span>
= <span class="var-default">array()</span> (line <span class="line-number">24</span>)
</span>
</div>
<!-- ========== Info from phpDoc block ========= -->
</div>
<a name="var$use_database" id="$use_database"><!-- --></A>
<div class="evenrow">
<div class="var-header">
<img src="../../media/images/Variable.png" />
<span class="var-title">
<span class="var-type">mixed</span>
<span class="var-name">$use_database</span>
= <span class="var-default"> FALSE</span> (line <span class="line-number">20</span>)
</span>
</div>
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</div>
</div>
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<div class="info-box-title">Methods</div>
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<a href="#sec-description">Description</a> |
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<div class="info-box-body">
<A NAME='method_detail'></A>
<a name="methodDB_Session" id="DB_Session"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Constructor.png" />
<span class="method-title">Constructor DB_Session</span> (line <span class="line-number">37</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Session Constructor</p>
<p class="description"><p>The constructor runs the session routines automatically whenever the class is instantiated.</p></p>
<div class="method-signature">
<span class="method-result">DB_Session</span>
<span class="method-name">
DB_Session
</span>
()
</div>
</div>
<a name="methodflashdata" id="flashdata"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">flashdata</span> (line <span class="line-number">453</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Returns &quot;flash&quot; data for the given key.</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
flashdata
</span>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>)
</div>
<ul class="parameters">
<li>
<span class="var-type"></span>
<span class="var-name">$key</span> </li>
</ul>
</div>
<a name="methodkeep_flashdata" id="keep_flashdata"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">keep_flashdata</span> (line <span class="line-number">441</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Keeps existing &quot;flash&quot; data available to next request.</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
keep_flashdata
</span>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>)
</div>
<ul class="parameters">
<li>
<span class="var-type"></span>
<span class="var-name">$key</span> </li>
</ul>
</div>
<a name="methodsess_create" id="sess_create"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_create</span> (line <span class="line-number">257</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Create a new session</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_create
</span>
()
</div>
</div>
<a name="methodsess_destroy" id="sess_destroy"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_destroy</span> (line <span class="line-number">315</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Destroy the current session</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_destroy
</span>
()
</div>
</div>
<a name="methodsess_gc" id="sess_gc"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_gc</span> (line <span class="line-number">339</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Garbage collection</p>
<p class="description"><p>This deletes expired session rows from database if the probability percentage is met</p></p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_gc
</span>
()
</div>
</div>
<a name="methodsess_read" id="sess_read"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_read</span> (line <span class="line-number">161</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Fetch the current session data if it exists</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_read
</span>
()
</div>
</div>
<a name="methodsess_run" id="sess_run"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_run</span> (line <span class="line-number">53</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Run the session routines</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_run
</span>
()
</div>
</div>
<a name="methodsess_send_cookie" id="sess_send_cookie"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_send_cookie</span> (line <span class="line-number">233</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Write the session cookie</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_send_cookie
</span>
([<span class="var-type">boolean</span>&nbsp;<span class="var-name">$force</span> = <span class="var-default">FALSE</span>])
</div>
<ul class="parameters">
<li>
<span class="var-type">boolean</span>
<span class="var-name">$force</span><span class="var-description">: true if we want to send cookie even if a cookie has already been sent</span> </li>
</ul>
</div>
<a name="methodsess_update" id="sess_update"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">sess_update</span> (line <span class="line-number">287</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Update an existing session</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
sess_update
</span>
()
</div>
</div>
<a name="methodset_flashdata" id="set_flashdata"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">set_flashdata</span> (line <span class="line-number">432</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Sets &quot;flash&quot; data which will be available only in next request (then it will be deleted from session). You can use it to implement &quot;Save succeeded&quot; messages after redirect.</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
set_flashdata
</span>
(<span class="var-type"></span>&nbsp;<span class="var-name">$key</span>, <span class="var-type"></span>&nbsp;<span class="var-name">$value</span>)
</div>
<ul class="parameters">
<li>
<span class="var-type"></span>
<span class="var-name">$key</span> </li>
<li>
<span class="var-type"></span>
<span class="var-name">$value</span> </li>
</ul>
</div>
<a name="methodset_userdata" id="set_userdata"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">set_userdata</span> (line <span class="line-number">380</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Add or change data in the &quot;userdata&quot; array</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
set_userdata
</span>
([<span class="var-type">mixed</span>&nbsp;<span class="var-name">$newdata</span> = <span class="var-default">array()</span>], [<span class="var-type">string</span>&nbsp;<span class="var-name">$newval</span> = <span class="var-default">''</span>])
</div>
<ul class="parameters">
<li>
<span class="var-type">mixed</span>
<span class="var-name">$newdata</span> </li>
<li>
<span class="var-type">string</span>
<span class="var-name">$newval</span> </li>
</ul>
</div>
<a name="methodunset_userdata" id="unset_userdata"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">unset_userdata</span> (line <span class="line-number">407</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Delete a session variable from the &quot;userdata&quot; array</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
unset_userdata
</span>
([<span class="var-type"></span>&nbsp;<span class="var-name">$newdata</span> = <span class="var-default">array()</span>])
</div>
<ul class="parameters">
<li>
<span class="var-type"></span>
<span class="var-name">$newdata</span> </li>
</ul>
</div>
<a name="methoduserdata" id="userdata"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">userdata</span> (line <span class="line-number">363</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">Fetch a specific item form the session array</p>
<ul class="tags">
<li><span class="field">access:</span> public</li>
</ul>
<div class="method-signature">
<span class="method-result">string</span>
<span class="method-name">
userdata
</span>
([<span class="var-type">string</span>&nbsp;<span class="var-name">$item</span> = <span class="var-default">''</span>])
</div>
<ul class="parameters">
<li>
<span class="var-type">string</span>
<span class="var-name">$item</span> </li>
</ul>
</div>
<a name="method_flashdata_mark" id="_flashdata_mark"><!-- --></a>
<div class="oddrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">_flashdata_mark</span> (line <span class="line-number">462</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">PRIVATE: Internal method - marks &quot;flash&quot; session attributes as 'old'</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
_flashdata_mark
</span>
()
</div>
</div>
<a name="method_flashdata_sweep" id="_flashdata_sweep"><!-- --></a>
<div class="evenrow">
<div class="method-header">
<img src="../../media/images/Method.png" />
<span class="method-title">_flashdata_sweep</span> (line <span class="line-number">480</span>)
</div>
<!-- ========== Info from phpDoc block ========= -->
<p class="short-description">PRIVATE: Internal method - removes &quot;flash&quot; session marked as 'old'</p>
<div class="method-signature">
<span class="method-result">void</span>
<span class="method-name">
_flashdata_sweep
</span>
()
</div>
</div>
</div>
</div>
<p class="notes" id="credit">
Documentation generated on Mon, 15 Sep 2008 12:57:44 +0100 by <a href="http://www.phpdoc.org" target="_blank">phpDocumentor 1.4.2</a>
</p>
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