<div id="content">
<h1 align="center">Source for file PreOrderIterator.php</h1>
<p>Documentation is available at <a href="../Doctrine/_Doctrine---Node---NestedSet---PreOrderIterator.php.html">PreOrderIterator.php</a></p>
<div class="src-code"><span class="php">
<ol><li><div class="src-line"><a name="a1"></a><span class="src-php"><?php</span></div></li>
<li><div class="src-line"><a name="a2"></a><span class="src-comm">/*</span></div></li>
<li><div class="src-line"><a name="a3"></a><span class="src-comm"> * $Id: PreOrderIterator.php 1080 2007-02-10 18:17:08Z romanb $</span></div></li>
<li><div class="src-line"><a name="a4"></a><span class="src-comm"> *</span></div></li>
<li><div class="src-line"><a name="a5"></a><span class="src-comm"> * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS</span></div></li>
<li><div class="src-line"><a name="a6"></a><span class="src-comm"> * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT</span></div></li>
<li><div class="src-line"><a name="a7"></a><span class="src-comm"> * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR</span></div></li>
<li><div class="src-line"><a name="a8"></a><span class="src-comm"> * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT</span></div></li>
<li><div class="src-line"><a name="a9"></a><span class="src-comm"> * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,</span></div></li>
<li><div class="src-line"><a name="a10"></a><span class="src-comm"> * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT</span></div></li>
<li><div class="src-line"><a name="a11"></a><span class="src-comm"> * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,</span></div></li>
<li><div class="src-line"><a name="a12"></a><span class="src-comm"> * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY</span></div></li>
<li><div class="src-line"><a name="a13"></a><span class="src-comm"> * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT</span></div></li>
<li><div class="src-line"><a name="a14"></a><span class="src-comm"> * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE</span></div></li>
<li><div class="src-line"><a name="a15"></a><span class="src-comm"> * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.</span></div></li>
<li><div class="src-line"><a name="a16"></a><span class="src-comm"> *</span></div></li>
<li><div class="src-line"><a name="a17"></a><span class="src-comm"> * This software consists of voluntary contributions made by many individuals</span></div></li>
<li><div class="src-line"><a name="a18"></a><span class="src-comm"> * and is licensed under the LGPL. For more information, see</span></div></li>
<li><div class="src-line"><a name="a19"></a><span class="src-comm"> * <http://www.phpdoctrine.com>.</span></div></li>
<li><div class="src-line"><a name="a20"></a><span class="src-comm"> */</span></div></li>
<li><div class="src-line"><a name="a21"></a><span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a22"></a><span class="src-doc"> * Doctrine_Node_NestedSet_PreOrderIterator</span></div></li>
<li><div class="src-line"><a name="a23"></a><span class="src-doc"> *</span></div></li>
<li><div class="src-line"><a name="a24"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@package</span><span class="src-doc"> Doctrine</span></div></li>
<li><div class="src-line"><a name="a25"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@license</span><span class="src-doc"> http://www.opensource.org/licenses/lgpl-license.php LGPL</span></div></li>
<li><div class="src-line"><a name="a26"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@category</span><span class="src-doc"> Object Relational Mapping</span></div></li>
<li><div class="src-line"><a name="a27"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@link</span><span class="src-doc"> www.phpdoctrine.com</span></div></li>
<li><div class="src-line"><a name="a28"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@since</span><span class="src-doc"> 1.0</span></div></li>
<li><div class="src-line"><a name="a29"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@version</span><span class="src-doc"> $Revision: 1080 $</span></div></li>
<li><div class="src-line"><a name="a30"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@author</span><span class="src-doc"> Joe Simms <joe.simms@websites4.com></span></div></li>
<li><div class="src-line"><a name="a31"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a32"></a><span class="src-key">class </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html">Doctrine_Node_NestedSet_PreOrderIterator</a> <span class="src-key">implements </span><span class="src-id">Iterator</span></div></li>
<li><div class="src-line"><a name="a33"></a><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a34"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a35"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">Doctrine_Collection </span><span class="src-doc-var">$collection </span></div></li>
<li><div class="src-line"><a name="a36"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a37"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">$collection</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a38"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a39"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">array </span><span class="src-doc-var">$keys </span></div></li>
<li><div class="src-line"><a name="a40"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a41"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$keys">$keys</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a42"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a43"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">mixed </span><span class="src-doc-var">$key </span></div></li>
<li><div class="src-line"><a name="a44"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a45"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">$key</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a46"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a47"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">integer </span><span class="src-doc-var">$index </span></div></li>
<li><div class="src-line"><a name="a48"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a49"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">$index</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a50"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a51"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">integer </span><span class="src-doc-var">$index </span></div></li>
<li><div class="src-line"><a name="a52"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a53"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$prevIndex">$prevIndex</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a54"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a55"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">integer </span><span class="src-doc-var">$index </span></div></li>
<li><div class="src-line"><a name="a56"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a57"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$traverseLevel">$traverseLevel</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a58"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a59"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@var </span><span class="src-doc-type">integer </span><span class="src-doc-var">$count </span></div></li>
<li><div class="src-line"><a name="a60"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a61"></a> <span class="src-key">protected </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$count">$count</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a62"></a> </div></li>
<li><div class="src-line"><a name="a63"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#method__construct">__construct</a><span class="src-sym">(</span><span class="src-var">$record</span><span class="src-sym">, </span><span class="src-var">$opts</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a64"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a65"></a> <span class="src-var">$componentName </span>= <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getComponentName</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a66"></a> </div></li>
<li><div class="src-line"><a name="a67"></a> <span class="src-var">$q </span>= <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">createQuery</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a68"></a> </div></li>
<li><div class="src-line"><a name="a69"></a> <span class="src-var">$params </span>= <span class="src-key">array</span><span class="src-sym">(</span><span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">get</span><span class="src-sym">(</span><span class="src-str">'lft'</span><span class="src-sym">)</span><span class="src-sym">, </span><span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">get</span><span class="src-sym">(</span><span class="src-str">'rgt'</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a70"></a> <span class="src-key">if </span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'include_record'</span><span class="src-sym">]</span><span class="src-sym">) </span>&& <span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'include_record'</span><span class="src-sym">]</span><span class="src-sym">) </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a71"></a> <span class="src-var">$query </span>= <span class="src-var">$q</span><span class="src-sym">-></span><span class="src-id">where</span><span class="src-sym">(</span><span class="src-str">"</span><span class="src-str"><span class="src-var">$componentName</span>.<span class="src-id">lft</span> >= ? <span class="src-id">AND</span> <span class="src-var">$componentName</span>.<span class="src-id">rgt</span> <= ?</span><span class="src-str">"</span><span class="src-sym">, </span><span class="src-var">$params</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">orderBy</span><span class="src-sym">(</span><span class="src-str">"</span><span class="src-str"><span class="src-var">$componentName</span>.<span class="src-id">lft</span> <span class="src-id">asc</span></span><span class="src-str">"</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a72"></a> <span class="src-sym">} </span><span class="src-key">else </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a73"></a> <span class="src-var">$query </span>= <span class="src-var">$q</span><span class="src-sym">-></span><span class="src-id">where</span><span class="src-sym">(</span><span class="src-str">"</span><span class="src-str"><span class="src-var">$componentName</span>.<span class="src-id">lft</span> > ? <span class="src-id">AND</span> <span class="src-var">$componentName</span>.<span class="src-id">rgt</span> < ?</span><span class="src-str">"</span><span class="src-sym">, </span><span class="src-var">$params</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">orderBy</span><span class="src-sym">(</span><span class="src-str">"</span><span class="src-str"><span class="src-var">$componentName</span>.<span class="src-id">lft</span> <span class="src-id">asc</span></span><span class="src-str">"</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a74"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a75"></a> </div></li>
<li><div class="src-line"><a name="a76"></a> <span class="src-var">$query </span>= <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getTree</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">returnQueryWithRootId</span><span class="src-sym">(</span><span class="src-var">$query</span><span class="src-sym">, </span><span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getRootValue</span><span class="src-sym">(</span><span class="src-sym">))</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a77"></a> </div></li>
<li><div class="src-line"><a name="a78"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">maxLevel </span>= isset<span class="src-sym">(</span><span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'depth'</span><span class="src-sym">]</span><span class="src-sym">) </span>? <span class="src-sym">(</span><span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'depth'</span><span class="src-sym">] </span>+ <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getLevel</span><span class="src-sym">(</span><span class="src-sym">)) </span>: <span class="src-num">0</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a79"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">options </span>= <span class="src-var">$opts</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a80"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">collection</a> = isset<span class="src-sym">(</span><span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'collection'</span><span class="src-sym">]</span><span class="src-sym">) </span>? <span class="src-var">$opts</span><span class="src-sym">[</span><span class="src-str">'collection'</span><span class="src-sym">] </span>: <span class="src-var">$query</span><span class="src-sym">-></span><span class="src-id">execute</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a81"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$keys">keys</a> = <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">collection</a><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Collection.html#methodgetKeys">getKeys</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a82"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$count">count</a> = <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">collection</a><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Collection.html#methodcount">count</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a83"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a> = -<span class="src-num">1</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a84"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">level </span>= <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getLevel</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a85"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">prevLeft </span>= <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getLeftValue</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a86"></a> </div></li>
<li><div class="src-line"><a name="a87"></a> <span class="src-comm">// clear the table identity cache</span></div></li>
<li><div class="src-line"><a name="a88"></a> <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getTable</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">clear</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a89"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a90"></a> </div></li>
<li><div class="src-line"><a name="a91"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a92"></a><span class="src-doc"> * rewinds the iterator</span></div></li>
<li><div class="src-line"><a name="a93"></a><span class="src-doc"> *</span></div></li>
<li><div class="src-line"><a name="a94"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">void </span></div></li>
<li><div class="src-line"><a name="a95"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a96"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodrewind">rewind</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a97"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a98"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a> = -<span class="src-num">1</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a99"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">key</a> = <span class="src-id">null</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a100"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a101"></a> </div></li>
<li><div class="src-line"><a name="a102"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a103"></a><span class="src-doc"> * returns the current key</span></div></li>
<li><div class="src-line"><a name="a104"></a><span class="src-doc"> *</span></div></li>
<li><div class="src-line"><a name="a105"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">integer </span></div></li>
<li><div class="src-line"><a name="a106"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a107"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodkey">key</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a108"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a109"></a> <span class="src-key">return </span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">key</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a110"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a111"></a> </div></li>
<li><div class="src-line"><a name="a112"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a113"></a><span class="src-doc"> * returns the current record</span></div></li>
<li><div class="src-line"><a name="a114"></a><span class="src-doc"> *</span></div></li>
<li><div class="src-line"><a name="a115"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">Doctrine_Record </span></div></li>
<li><div class="src-line"><a name="a116"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a117"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodcurrent">current</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a118"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a119"></a> <span class="src-var">$record </span>= <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">collection</a><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Collection.html#methodget">get</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">key</a><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a120"></a> <span class="src-var">$record</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">setLevel</span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">level</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a121"></a> <span class="src-key">return </span><span class="src-var">$record</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a122"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a123"></a> </div></li>
<li><div class="src-line"><a name="a124"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a125"></a><span class="src-doc"> * advances the internal pointer</span></div></li>
<li><div class="src-line"><a name="a126"></a><span class="src-doc"> *</span></div></li>
<li><div class="src-line"><a name="a127"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">void </span></div></li>
<li><div class="src-line"><a name="a128"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a129"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodnext">next</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a130"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a131"></a> <span class="src-key">while </span><span class="src-sym">(</span><span class="src-var">$current </span>= <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodadvanceIndex">advanceIndex</a><span class="src-sym">(</span><span class="src-sym">)) </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a132"></a> <span class="src-key">if </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">maxLevel </span>&& <span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">level </span>> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">maxLevel</span><span class="src-sym">)) </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a133"></a> <span class="src-key">continue</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a134"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a135"></a> </div></li>
<li><div class="src-line"><a name="a136"></a> <span class="src-key">return </span><span class="src-var">$current</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a137"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a138"></a> </div></li>
<li><div class="src-line"><a name="a139"></a> <span class="src-key">return </span><span class="src-id">false</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a140"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a141"></a> </div></li>
<li><div class="src-line"><a name="a142"></a> <span class="src-doc">/**</span></div></li>
<li><div class="src-line"><a name="a143"></a><span class="src-doc"> * </span><span class="src-doc-coretag">@return </span><span class="src-doc-type">boolean </span><span class="src-doc"> whether or not the iteration will continue</span></div></li>
<li><div class="src-line"><a name="a144"></a><span class="src-doc"> */</span></div></li>
<li><div class="src-line"><a name="a145"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodvalid">valid</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a146"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a147"></a> <span class="src-key">return </span><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a> < <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$count">count</a><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a148"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a149"></a> </div></li>
<li><div class="src-line"><a name="a150"></a> <span class="src-key">public </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodcount">count</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a151"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a152"></a> <span class="src-key">return </span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$count">count</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a153"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a154"></a> </div></li>
<li><div class="src-line"><a name="a155"></a> <span class="src-key">private </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodupdateLevel">updateLevel</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a156"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a157"></a> <span class="src-key">if </span><span class="src-sym">(</span><span class="src-sym">!</span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">options</span><span class="src-sym">[</span><span class="src-str">'include_record'</span><span class="src-sym">]</span><span class="src-sym">) </span>&& <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">options</span><span class="src-sym">[</span><span class="src-str">'include_record'</span><span class="src-sym">] </span>&& <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a> == <span class="src-num">0</span><span class="src-sym">)) </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a158"></a> <span class="src-var">$left </span>= <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$collection">collection</a><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Collection.html#methodget">get</a><span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">key</a><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getNode</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">-></span><span class="src-id">getLeftValue</span><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a159"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">level </span>+= <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">prevLeft </span>- <span class="src-var">$left </span>+ <span class="src-num">2</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a160"></a> <span class="src-var">$this</span><span class="src-sym">-></span><span class="src-var">prevLeft </span>= <span class="src-var">$left</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a161"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a162"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a163"></a> </div></li>
<li><div class="src-line"><a name="a164"></a> <span class="src-key">private </span><span class="src-key">function </span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodadvanceIndex">advanceIndex</a><span class="src-sym">(</span><span class="src-sym">)</span></div></li>
<li><div class="src-line"><a name="a165"></a> <span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a166"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a>++<span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a167"></a> <span class="src-var">$i </span>= <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$index">index</a><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a168"></a> <span class="src-key">if </span><span class="src-sym">(</span>isset<span class="src-sym">(</span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$keys">keys</a><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">)) </span><span class="src-sym">{</span></div></li>
<li><div class="src-line"><a name="a169"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$key">key</a> = <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#var$keys">keys</a><span class="src-sym">[</span><span class="src-var">$i</span><span class="src-sym">]</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a170"></a> <span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodupdateLevel">updateLevel</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a171"></a> <span class="src-key">return </span><span class="src-var">$this</span><span class="src-sym">-></span><a href="../Doctrine/Doctrine_Node_NestedSet_PreOrderIterator.html#methodcurrent">current</a><span class="src-sym">(</span><span class="src-sym">)</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a172"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a173"></a> </div></li>
<li><div class="src-line"><a name="a174"></a> <span class="src-key">return </span><span class="src-id">false</span><span class="src-sym">;</span></div></li>
<li><div class="src-line"><a name="a175"></a> <span class="src-sym">}</span></div></li>
<li><div class="src-line"><a name="a176"></a><span class="src-sym">}</span></div></li>
</ol>
</span></div>
</div>