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Server : Apache System : Linux indy02.toastserver.com 3.10.0-962.3.2.lve1.5.85.el7.x86_64 #1 SMP Thu Apr 18 15:18:36 UTC 2024 x86_64 User : palandch ( 1163) PHP Version : 7.1.33 Disable Function : NONE Directory : /home/palandch/www/core/model/modx/ |
<?php
/**
* @package modx
*/
/**
* Represents a category for organizing modElement instances.
*
* @property int $parent The parent category ID, if set. Otherwise defaults to 0.
* @property string $category The name of the Category.
* @package modx
*/
class modCategory extends modAccessibleSimpleObject {
/**
* @var boolean Monitors whether parent has been changed.
* @access protected
*/
protected $_parentChanged = false;
/**
* @var array A list of invalid characters in the name of an Element.
* @access protected
*/
protected $_invalidCharacters = array('!','@','#','$','%','^','&','*',
'(',')','+','=','[',']','{','}','\'','"',':',';','\\','/','<','>','?'
,',','`','~');
/**
* Overrides xPDOObject::set to strip invalid characters from element names.
*
* {@inheritDoc}
*/
public function set($k, $v= null, $vType= '') {
$set = false;
switch ($k) {
case 'category':
$v = str_replace($this->_invalidCharacters,'',$v);
default:
$oldParentId = $this->get('parent');
$set = parent::set($k,$v,$vType);
if ($set && $k == 'parent' && $v != $oldParentId && !$this->isNew()) {
$this->_parentChanged = true;
}
}
return $set;
}
/**
* Overrides xPDOObject::save to fire modX-specific events
*
* {@inheritDoc}
*/
public function save($cacheFlag = null) {
$isNew = $this->isNew();
if ($this->xpdo instanceof modX) {
$this->xpdo->invokeEvent('OnCategoryBeforeSave',array(
'mode' => $isNew ? modSystemEvent::MODE_NEW : modSystemEvent::MODE_UPD,
'category' => &$this,
'cacheFlag' => $cacheFlag,
));
}
$saved = parent :: save($cacheFlag);
/* if a new board */
if ($saved && $isNew) {
$this->buildClosure();
}
/* if parent changed on existing object, rebuild closure table */
if (!$isNew && $this->_parentChanged) {
$this->rebuildClosure();
}
if ($saved && $this->xpdo instanceof modX) {
$this->xpdo->invokeEvent('OnCategorySave',array(
'mode' => $isNew ? modSystemEvent::MODE_NEW : modSystemEvent::MODE_UPD,
'category' => &$this,
'cacheFlag' => $cacheFlag,
));
}
return $saved;
}
/**
* Overrides xPDOObject::remove to reset all Element categories back to 0
* and fire modX-specific events.
*
* {@inheritDoc}
*/
public function remove(array $ancestors = array()) {
if ($this->xpdo instanceof modX) {
$this->xpdo->invokeEvent('OnCategoryBeforeRemove',array(
'category' => &$this,
'ancestors' => $ancestors,
));
}
$removed = parent :: remove($ancestors);
if ($removed && $this->xpdo instanceof modX) {
$elementClasses = array(
'modChunk',
'modPlugin',
'modSnippet',
'modTemplate',
'modTemplateVar',
);
foreach ($elementClasses as $classKey) {
$elements = $this->xpdo->getCollection($classKey,array('category' => $this->get('id')));
foreach ($elements as $element) {
$element->set('category',0);
$element->save();
}
}
$this->xpdo->invokeEvent('OnCategoryRemove',array(
'category' => &$this,
'ancestors' => $ancestors,
));
}
return $removed;
}
/**
* Loads the access control policies applicable to this category.
*
* {@inheritdoc}
*/
public function findPolicy($context = '') {
$policy = array();
$enabled = true;
$context = !empty($context) ? $context : $this->xpdo->context->get('key');
if ($context === $this->xpdo->context->get('key')) {
$enabled = (boolean) $this->xpdo->getOption('access_category_enabled', null, true);
} elseif ($this->xpdo->getContext($context)) {
$enabled = (boolean) $this->xpdo->contexts[$context]->getOption('access_category_enabled', true);
}
if ($enabled) {
if (empty($this->_policies) || !isset($this->_policies[$context])) {
$aclSelectColumns = $this->xpdo->getSelectColumns('modAccessCategory','modAccessCategory','',array('id','target','principal','authority','policy'));
$c = $this->xpdo->newQuery('modAccessCategory');
$c->select($aclSelectColumns);
$c->select($this->xpdo->getSelectColumns('modAccessPolicy','Policy','',array('data')));
$c->leftJoin('modAccessPolicy','Policy');
$c->innerJoin('modCategoryClosure','CategoryClosure',array(
'CategoryClosure.descendant:=' => $this->get('id'),
'modAccessCategory.principal_class:=' => 'modUserGroup',
'CategoryClosure.ancestor = modAccessCategory.target',
array(
'modAccessCategory.context_key:=' => $context,
'OR:modAccessCategory.context_key:=' => null,
'OR:modAccessCategory.context_key:=' => '',
),
));
$c->groupby($aclSelectColumns);
$c->sortby($this->xpdo->getSelectColumns('modCategoryClosure','CategoryClosure','',array('depth')).' DESC, '.$this->xpdo->getSelectColumns('modAccessCategory','modAccessCategory','',array('authority')).' ASC','');
$acls = $this->xpdo->getIterator('modAccessCategory',$c);
foreach ($acls as $acl) {
$policy['modAccessCategory'][$acl->get('target')][] = array(
'principal' => $acl->get('principal'),
'authority' => $acl->get('authority'),
'policy' => $acl->get('data') ? $this->xpdo->fromJSON($acl->get('data'), true) : array(),
);
}
$this->_policies[$context] = $policy;
} else {
$policy = $this->_policies[$context];
}
}
return $policy;
}
/**
* Build the closure table for this instance.
*
* @return boolean True unless building the closure fails and instance is removed.
*/
public function buildClosure() {
$id = $this->get('id');
$parent = $this->get('parent');
/* create self closure */
$cl = $this->xpdo->newObject('modCategoryClosure');
$cl->set('ancestor',$id);
$cl->set('descendant',$id);
if ($cl->save() === false) {
$this->remove();
return false;
}
/* create closures and calculate rank */
$c = $this->xpdo->newQuery('modCategoryClosure');
$c->where(array(
'descendant' => $parent,
));
$c->sortby('depth','DESC');
$gparents = $this->xpdo->getCollection('modCategoryClosure',$c);
$cgps = count($gparents);
$i = $cgps - 1;
$gps = array();
foreach ($gparents as $gparent) {
$depth = 0;
$ancestor = $gparent->get('ancestor');
if ($ancestor != 0) $depth = $i;
$obj = $this->xpdo->newObject('modCategoryClosure');
$obj->set('ancestor',$ancestor);
$obj->set('descendant',$id);
$obj->set('depth',$depth);
$obj->save();
$i--;
$gps[] = $ancestor;
}
/* handle 0 ancestor closure */
$rootcl = $this->xpdo->getObject('modCategoryClosure',array(
'ancestor' => 0,
'descendant' => $id,
));
if (!$rootcl) {
$rootcl = $this->xpdo->newObject('modCategoryClosure');
$rootcl->set('ancestor',0);
$rootcl->set('descendant',$id);
$rootcl->set('depth',0);
$rootcl->save();
}
return true;
}
/**
* Rebuild closure table records for this instance, i.e. parent changed.
*/
public function rebuildClosure() {
/* first remove old tree path */
$this->xpdo->removeCollection('modCategoryClosure',array(
'descendant' => $this->get('id'),
'ancestor:!=' => $this->get('id'),
));
/* now create new tree path from new parent */
$newParentId = $this->get('parent');
$c = $this->xpdo->newQuery('modCategoryClosure');
$c->where(array(
'descendant' => $newParentId,
));
$c->sortby('depth','DESC');
$ancestors= $this->xpdo->getCollection('modCategoryClosure',$c);
$grandParents = array();
foreach ($ancestors as $ancestor) {
$depth = $ancestor->get('depth');
$grandParentId = $ancestor->get('ancestor');
/* if already has a depth, inc by 1 */
if ($depth > 0) $depth++;
/* if is the new parent node, set depth to 1 */
if ($grandParentId == $newParentId && $newParentId != 0) { $depth = 1; }
if ($grandParentId != 0) {
$grandParents[] = $grandParentId;
}
$cl = $this->xpdo->newObject('modCategoryClosure');
$cl->set('ancestor',$ancestor->get('ancestor'));
$cl->set('descendant',$this->get('id'));
$cl->set('depth',$depth);
$cl->save();
}
/* if parent is root, make sure to set the root closure */
if ($newParentId == 0) {
$cl = $this->xpdo->newObject('modCategoryClosure');
$cl->set('ancestor',0);
$cl->set('descendant',$this->get('id'));
$cl->save();
}
}
}