Are you f'ing kidding me?! http://www.php.net/manual/en/ref.session.php
"Some types of data can not be serialized thus stored in sessions. It includes resource variables or objects with circular references (i.e. objects which passes a reference to itself to another object). " L A M E !!! This is absurd. There shouldn't be any reason I can't send a reference to another object -- Especially a built in type! UGH. > -----Original Message----- > From: Daevid Vincent [mailto:[EMAIL PROTECTED] > Sent: Friday, September 30, 2005 3:02 PM > To: php-general@lists.php.net > Subject: [PHP] PHP5, $_SESSION, DOM XML objects not returning value > > I'm trying to store an array of DOM XML objects > (http://www.php.net/manual/en/ref.dom.php) in a PHP5.0.3 > $_SESSION array, > but when I load the session back (and yes, I've declared my > class before the > session_start()), I get these errors: > > Warning: XMLRule::getValue() [function.getValue]: Invalid State Error > in /lockdown/includes/classes/rule_xml.class.php on line 74 > > Or > > Warning: XMLRule::getValue() [function.getValue]: Invalid State Error > in /lockdown/includes/classes/rule_xml.class.php on line 81 > > And all the VALUES are empty, however *my* XMLRule class > array seems right > otherwise. It's like PHP didn't serialize all of it's own DOM > XML objects > (which are built in objects!!!) > > Here are the pertinent parts of the classes and other code snippets. > > ############################################################## > ############## > ##### > class XMLRule > { > // for example 'is_username' XML tag would set $name = > 'Username' > protected $name = null; > > // The reference pointer to the DOMNode, this is a wealth of > information in itself. > // look at the DOMNode class @ > http://www.php.net/manual/en/ref.dom.php > protected $DOMNode = null; > > protected function __construct($DOMNode, $name, $id = null) > { > $this->DOMNode = $DOMNode; > $this->name = $name; > $this->id = $id; > } //__construct() > > > function getValue() > { > //check for multiple values, such as a list of > names perhaps > [#74] if ($this->DOMNode->childNodes->length > 1) > { > foreach ($this->DOMNode->childNodes as > $tmpNode) > $tmpArray[] = $tmpNode->nodeValue; > return $tmpArray; > } > else > [#81] return $this->DOMNode->nodeValue; > } > } > > class is_username extends XMLRule > { > function __construct($DOMNode, $id = null) { > parent::__construct($DOMNode, 'Username', $id); } > } > > class is_day extends XMLRule > { > function __construct($DOMNode, $id = null) { > parent::__construct($DOMNode, 'Day', $id); } > } > > ...etc... > > ############################################################## > ############## > ##### > > // IMPORTANT: You *MUST* declare the class *BEFORE* you call > session_start(). > // If you run session_start() before the definition of the class, > // the session variables of the objects will be corrupted. > // http://www.zend.com/phorum/read.php?num=3&id=36854&thread=36847 > > require_once('classes/rule_xml.class.php'); > > if (!isset($_SESSION['ruleArray'])) > { > $XMLDOC = new DOMDocument(); > $XMLDOC->loadXML($xmlstring); > > $ruleArray = array(); > $i = 1; > $or = 1; > foreach($XMLDOC->firstChild->childNodes as $myNode) > { > if ($myNode->nodeName == 'and_conditions') > { > foreach($myNode->childNodes as $cNode) > { > $key = (string)($cNode->nodeName); > //make a new instance of the node name'd > class > $ruleArray[$or][$i] = new > $key($cNode, $i); > $i++; > } > > $or++; //begin new OR block > } //if and_conditions > } //foreach $myNode > > $_SESSION['ruleArray'] = serialize($ruleArray); > } > else $ruleArray = unserialize($_SESSION['ruleArray']); > > I've tried this with the un/serialize and without. PHP5 is supposed to > handle that for me, but just in case, I tried it anyways. > > If I don't use the $SESSION, then things work fine and I have > my values. > > I also tried to do this: > > $_SESSION['ruleArray'] = $ruleArray; > $ruleArray = $_SESSION['ruleArray']; > > And surprisingly that works (although it doesn't solve my problem). > > ############################################################## > ############## > ##### > Upon loading this back, this is what the array looks like in > either case > (working or not) > > Array > ( > [1] => Array > ( > [1] => is_username Object > ( > [name:protected] => Username > [DOMNode:protected] => DOMElement Object > ( > ) > [id:protected] => 1 > ) > > [2] => is_day Object > ( > [name:protected] => Day > [DOMNode:protected] => DOMElement Object > ( > ) > [id:protected] => 2 > ) > > ...etc... > > ############################################################## > ############## > ##### > > PHP Version 5.0.3 > > This program makes use of the Zend Scripting Language Engine: > Zend Engine v2.0.3, Copyright (c) 1998-2004 Zend Technologies > with Zend Extension Manager v1.0.6, Copyright (c) > 2003-2004, by Zend > Technologies > with Zend Optimizer v2.5.7, Copyright (c) 1998-2004, by Zend > Technologies > > -- > PHP General Mailing List (http://www.php.net/) > To unsubscribe, visit: http://www.php.net/unsub.php > > -- PHP General Mailing List (http://www.php.net/) To unsubscribe, visit: http://www.php.net/unsub.php
