item.php
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Created: Thu, Jul 3, 8:14 PM

item.php
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	<?php

	class clsItem extends clsParsedItem
	{
	var $type;
	var $Reviews;
	var $Related;
	var $Images;
	var $PrimaryCat;
	var $IsNew = FALSE;
	var $IsHot = FALSE;
	var $IsPop = FALSE;
	var $Keywords;
	var $OpenTagVar;
	var $CloseTagVar;
	var $AdminParser;
	var $CustomFields;
	var $FieldClass;
	var $CustomLoaded=0;
	var $ReviewSortOrder;
	var $ReviewPerPageVar;

	var $TitleField = '';

	function clsItem($FullItem=FALSE)
	{
	$this->clsParsedItem();
	if($FullItem==TRUE)
	{
	$this->Reviews = new clsItemReviewList();
	$this->Related = new clsRelationshipList();
	}
	$this->Images = new clsImageList();
	$this->CustomFields = array();
	$this->FieldClass = new clsCustomFieldList();
	}

	function ClearCacheData()
	{
	DeleteModuleTagCache('kernel');
	DeleteModuleTagCache('inlink');
	DeleteModuleTagCache('innews');
	DeleteModuleTagCache('inbulletin');
	}

	/* item reviews */
	function &GetItemReviews($Page=1)
	{
	$res_id = $this->Get("ResourceId");
	$this->Reviews->itemID=$res_id;
	$this->Reviews->PerPageVar = $this->ReviewPerPageVar;
	$this->Reviews->Page = $Page;
	$this->Reviews->GetReviewList("Status=1",$this->ReviewSortOrder);
	return $this->Reviews;
	}

	function ReviewCount($TodayOnly=FALSE)
	{

	if(is_numeric($this->Get("CachedReviewsQty")) && !$TodayOnly)
	return (int)$this->Get("CachedReviewsQty");

	$this->Reviews->itemID=$this->Get("ResourceId");
	return (int)$this->Reviews->GetItemReviewCount($TodayOnly);
	}

	function ReviewsLoaded()
	{
	if($this->Reviews->itemID==$this->Get("ResourceId"))
	{
	return $this->Reviews->ItemCount();
	}
	else
	return 0;
	}

	function &AddReview($createdBy,$reviewText,$isPending,$ip=NULL,$ForceIP=0, $Module="", $CreatedOn = 0)
	{
	$this->Reviews->itemID=$this->Get("ResourceId");

	if($ip == NULL)
	$ip = $_SERVER["REMOTE_ADDR"];

	if(!$CreatedOn)
	$CreatedOn = adodb_mktime(0,0,0,adodb_date("m"),adodb_date("d"),adodb_date("Y"));
	$Status = 1;
	if($isPending)
	$Status = 2;

	$AutoModule = GetModuleByAction(); // determine module name by action
	if( $Module && ($AutoModule != $Module) ) $AutoModule = $Module;

	$r = $this->Reviews->AddReview($CreatedOn,$reviewText,$Status,$ip,0,$this->Get("ResourceId"),$this->type,$createdBy,0,$AutoModule);
	$this->Increment("CachedReviewsQty");
	return $r;
	}

	function ReviewIPExists($ip)
	{
	return ip_exists($ip,$this->Get("ResourceId"),$this->Reviews->SourceTable);
	}

	function DeleteReview($reviewID)
	{
	$r = $this->Reviews->GetReview($reviewID);
	if(is_object($r))
	{
	$r->Delete();
	$this->Decrement("CachedReviewsQty");
	}
	}

	function DeleteReviews()
	{
	$res_id = $this->Get("ResourceId");
	if($res_id)
	{
	$sql = "DELETE FROM ".GetTablePrefix()."ItemReview WHERE ItemId=$res_id";
	$this->adodbConnection->Execute($sql);
	unset($this->Reviews);
	$this->Reviews = new clsItemReviewList($res_id);
	}
	}

	/* item custom fields */

	function LoadCustomFields($force = null)
	{
	if((!is_null($force) \|\| !$this->CustomLoaded) && $this->Get("ResourceId")>0)
	{
	$this->FieldClass = new clsCustomFieldList();
	$this->FieldClass->Type = $this->type;
	$this->FieldClass->LoadFieldsAndValues($this->Get("ResourceId"));
	foreach($this->FieldClass->Items as $f)
	{
	if (strlen($f->Get("ValueList") && (($f->Get("ElementType") == "select") \|\| ($f->Get("ElementType") == "radio"))))
	{
	if ($f->HasField('Value'))
	{
	$ValueList = explode(",", $f->Get("ValueList"));
	if (is_array($ValueList))
	{
	foreach ($ValueList as $curr => $value)
	{
	$c_data = explode("=", $value);
	if ($c_data[0] == $f->Get('Value'))
	{
	$this->CustomFields[$f->Get("FieldName")]['value'] = $f->Get('Value');
	$this->CustomFields[$f->Get("FieldName")]['lang_value'] = language($c_data[1]);
	}
	}
	}
	else
	{
	$this->CustomFields[$f->Get("FieldName")]['value'] = $f->HasField('Value') ? $f->Get('Value') : '';
	$this->CustomFields[$f->Get("FieldName")]['lang_value'] = null;
	}
	}
	else
	{
	$this->CustomFields[$f->Get("FieldName")]['value'] = strlen($f->HasField('Value')) ? $f->Get('Value') : '';
	$this->CustomFields[$f->Get("FieldName")]['lang_value'] = null;
	}
	}
	else
	{
	$this->CustomFields[$f->Get("FieldName")]['value'] = strlen($f->HasField('Value')) ? $f->Get('Value') : '';
	$this->CustomFields[$f->Get("FieldName")]['lang_value'] = null;

	}
	}
	$this->CustomLoaded = 1;
	}
	}

	function SetCustomField($fieldname,$value)
	{
	// echo "Setting CF [<b>$fieldname</b>] = [$value]<br>";
	if(!$this->CustomLoaded)
	$this->LoadCustomFields();
	$this->CustomFields[$fieldname] = $value;
	}

	function SaveCustomFields()
	{
	//echo "Saving CFs<br>";
	if(!(int)$this->Get("ResourceId"))
	return TRUE;

	if(!$this->CustomLoaded)
	return TRUE;

	$data = new clsCustomDataList();
	$data->LoadResource($this->Get("ResourceId"));
	foreach($this->FieldClass->Items as $f)
	{
	$value = $this->CustomFields[$f->Get("FieldName")];
	$data->SetFieldValue($f->Get("CustomFieldId"),$this->Get("ResourceId"),$value);
	}
	$data->SaveData();
	unset($data);
	}

	/*
	function GetCustomFieldValue($fieldname,$default="")
	{
	if(!$this->CustomLoaded)
	$this->LoadCustomFields();
	$fieldname=strtolower($fieldname);
	foreach($this->CustomFields as $k=>$v)
	if(strtolower($k)==$fieldname)
	return $v;
	return $default;

	if(isset($this->CustomFields[$fieldname]))
	{
	$ret = $this->CustomFields[$fieldname];
	}
	elseif(isset($this->CustomFields[$fieldname=strtolower($fieldname)]))
	{
	$ret = $this->CustomFields[$fieldname];
	}
	else
	$ret = $default;
	return $ret;
	}
	*/

	function GetCustomFieldValue($fieldname, $default="", $ListValue = 0)
	{
	if(!$this->CustomLoaded)
	$this->LoadCustomFields(null);
	elseif (is_array($this->CustomFields) && empty($this->CustomFields))
	$this->LoadCustomFields(1);

	$fieldname = strtolower($fieldname);

	foreach($this->CustomFields as $k => $v)
	{
	if(strtolower($k) == $fieldname)
	{
	return $ListValue? $v['lang_value'] : $v['value'];
	}
	}

	return $default;
	}

	function DeleteCustomData()
	{
	$cdata = new clsCustomDataList();
	$cdata->DeleteResource($this->Get("ResourceId"));
	}

	function Delete($RecordOnly=FALSE)
	{
	global $objFavorites;

	if($RecordOnly==FALSE)
	{
	$this->DeleteReviews();
	$this->DeleteRelations();
	$this->DeleteCustomData();
	if($this->NoResourceId==0)
	{
	if($this->UsingTempTable()==FALSE)
	{
	if(is_object($this->Images))
	$this->Images->DeleteResource($this->Get("ResourceId"));
	$objFavorites->DeleteItem($this->Get("ResourceId"));
	}
	}
	}
	parent::Delete();
	}

	/* item relationships */
	function GetRelatedItems()
	{
	global $objConfig;

	$where = "SourceId = ".$this->Get("ResourceId");
	$where .= " OR (TargetId=".$this->Get("ResourceId")." AND Type=1)";
	$orderBy = $objConfig->Get("Relation_Sortfield")." ".$objConfig->Get("Relation_Sortorder");
	$orderBy = trim($orderBy);
	$this->Related->Clear();
	$res = $this->Related->LoadRelated($where,$orderBy);
	return $res;
	}

	function &RelationObject()
	{
	return $this->Related;
	}

	function DeleteRelations()
	{
	$res_id = $this->Get("ResourceId");
	if($res_id)
	{
	$sql = "DELETE FROM ".GetTablePrefix()."Relationship WHERE SourceId=$res_id OR TargetId=$res_id";
	$this->adodbConnection->Execute($sql);
	unset($this->Reviews);
	$this->Related = new clsRelationshipList($res_id);
	}
	}


	/* keyword highlighting for searches */

	function HighlightField($field)
	{
	global $objConfig;

	if(/!strlen($OpenTag) \|\| !strlen($CloseTag) \|\|/ !is_array($this->Keywords))
	{
	//echo "Missing something<br>\n";
	return $this->Get($field);
	}

	if(strlen($this->OpenTagVar))
	$OpenTag = $objConfig->Get($this->OpenTagVar);
	if(strlen($this->CloseTagVar))
	$CloseTag = $objConfig->Get($this->CloseTagVar);

	$k = array_merge($this->Keywords["required"],$this->Keywords["normal"]);
	if(count($k))
	{
	$result = HighlightKeywords($k, $this->Get($field), $OpenTag, $CloseTag);
	}
	else
	{
	$result = $this->Get($field);
	//echo "No Keywords<br>\n";
	}
	return $result;
	}

	function HighlightText($text)
	{
	global $objConfig;

	if(strlen($this->OpenTagVar))
	$OpenTag = $objConfig->Get($this->OpenTagVar);
	if(strlen($this->CloseTagVar))
	$CloseTag = $objConfig->Get($this->CloseTagVar);

	if(!strlen($OpenTag) \|\| !strlen($CloseTag) \|\| !is_array($this->Keywords)) {
	return $text;
	}
	$k = array_merge($this->Keywords["required"],$this->Keywords["normal"]);
	if(count($k))
	{
	$result = HighlightKeywords($k,$text, $OpenTag, $CloseTag);
	}
	else
	$result = $text;

	return $result;
	}

	/* item status functions */

	function Is($name)
	{
	$var = "m_" . $name;
	return ( isset($this->$var) && $this->$var ) ? true : false;
	}

	function IsHotItem()
	{
	switch($this->Get("HotItem"))
	{
	case ALWAYS:
	return TRUE;
	break;
	case NEVER:
	return FALSE;
	break;
	case AUTO:
	return $this->IsHot;
	break;
	}
	}

	function SetHotItem()
	{
	$this->IsHot = FALSE;
	}

	function IsNewItem()
	{
	switch($this->Get("NewItem"))
	{
	case ALWAYS:
	return TRUE;
	break;
	case NEVER:
	return FALSE;
	break;
	case AUTO:
	return $this->IsNew;
	break;
	}
	}

	function SetNewItem()
	{
	$this->IsNew = FALSE;
	}

	function IsPopItem()
	{
	switch($this->Get("PopItem"))
	{
	case ALWAYS:
	return TRUE;
	break;
	case NEVER:
	return FALSE;
	break;
	case AUTO:
	return $this->IsPop;
	break;
	}
	}

	function SetPopItem()
	{
	$this->IsPop = FALSE;
	}

	function SetFromArray($data, $dirty = false)
	{
	parent::SetFromArray($data, $dirty);
	if(is_array($data))
	{
	if(array_key_exists("NewItem",$data))
	{
	$this->SetNewItem();
	}
	if(array_key_exists("HotItem",$data))
	{
	$this->SetHotItem();
	}
	if(array_key_exists("PopItem",$data))
	{
	$this->SetPopItem();
	}
	}
	}

	function Validate()
	{
	/* skeleton*/
	return true;
	}

	function LoadFromDatabase($Id, $IdField = null) // custom IdField by Alex)
	{
	/* skeleton */
	parent::LoadFromDatabase($Id, $IdField);
	}



	//Changes priority
	function MoveDown()
	{
	$this->Decrement("Priority");
	}

	function MoveUp()
	{
	$this->Increment("Priority");
	}

	function CheckPermission($permissionName)
	{
	//Check permission and if needs approval set approval
	global $objSession,$objCatList;

	$perm = $this->BasePermission;
	if(strlen($perm)>0)
	$perm .= ".";
	$perm .= $permissionName;

	//get an instance of the forum category
	$cat =& $objCatList->GetCategory($this->Get("CategoryId"));
	if(!is_object($cat))
	{
	return FALSE;
	}
	else
	{
	return ($cat->HasPermission($perm,$objSession->Get("GroupId")));
	}
	}

	function SubmitVote($voteRating, $voteNotes)
	{
	global $Errors;
	global $REMOTE_ADDR;
	//echo "Submitting vote<br>";
	/* if($this->rating_ip_exists($REMOTE_ADDR))
	{
	// $Errors->AddError("error.already_voted","","","",get_class($this),"SubmitVote");
	return false;
	}*/
	$vote = new clsItemRating(NULL);
	$vote->Set("ItemId",$this->UniqueId());
	$vote->Set("RatingValue",$voteRating);
	if(!$vote->Create()) {
	//echo "Submitting Failed<br>";
	return false;
	}

	$NumVotes = (int)$this->Get('CachedVotesQty');
	$CurrentRating = $this->Get('CachedRating');

	$Rating = (($NumVotes * $CurrentRating) + $voteRating)/($NumVotes+1);
	$this->Set("CachedRating",$Rating);
	$this->Update();
	$this->Increment("CachedVotesQty");
	//echo "Submitting Done<br>";
	}

	function rating_ip_exists($ip)
	{
	$count = 0;
	$id = $this->Get("ResourceId");
	$sql = "SELECT count(*) as DupCount FROM ".GetTablePrefix()."ItemRating WHERE IPAddress='$ip' and ItemId=$id";
	$adodbConnection = &GetADODBConnection();
	$rs = $adodbConnection->Execute($sql);
	if($rs)
	{
	$count = $rs->fields["DupCount"];
	}
	return ($count>0);
	//return FALSE;
	}

	function PurgeRatings()
	{
	global $objConfig;

	$expired = adodb_mktime() - 86400 * $objConfig->Get("Timeout_Rating");
	$query="DELETE FROM ".GetTablePrefix()."ItemRating WHERE CreatedOn<$expired";
	$this->adodbConnection->Execute($query);
	}

	function GetThumbnailImage()
	{
	if($this->Images->NumItems()==0)
	$this->Images->GetResourceImages($this->Get("ResourceId"));
	return $this->Images->GetResourceThumbnail($this->Get("ResourceId"));
	}

	function GetImage($number)
	{
	return $this->Images->GetImageByResource($this->Get("ResourceId"),$number);
	}

	function GetImageByName($name)
	{
	if(!is_object($this->Images))
	$this->Images = new clsImageList();
	return $this->Images->GetImageByName($this->Get("ResourceId"),$name);
	}

	function &GetDefaultImage()
	{
	return $this->Images->GetDefaultImage($this->Get("ResourceId"));
	}

	function &GetAvatarImage()
	{
	return $this->Images->GetAvatarImage($this->Get("ResourceId"));
	}

	function CreatePendingCopy()
	{
	$OrgId = $this->IdField();
	$this->Dirty();
	$this->Set("OrgId",$OrgId);
	$this->UnsetIdField();
	$this->Set("ResourceId",0);
	$this->Set("Status",-2);
	$this->Create();
	}

	function AddFavorite($PortalUserId=NULL)
	{
	global $objSession, $objFavorites;

	$res = FALSE;

	// user can be added to favorites, but they have no primary category :)
	$category_id = method_exists($this, 'GetPrimaryCategory') ? $this->GetPrimaryCategory() : $GLOBALS['m_var_list']['cat'];

	if( $objSession->HasCatPermission("FAVORITES", $category_id) )
	{
	if(!$PortalUserId)
	$PortalUserId = $objSession->Get("PortalUserId");
	if($PortalUserId==$objSession->Get("PortalUserId") \|\| $objSession->HasSystemPermission("ADMIN"))
	{
	$objFavorites->AddFavorite($PortalUserId,$this->Get("ResourceId"), $this->type);
	$res = TRUE;
	}
	}
	return $res;
	}

	function DeleteFavorite($PortalUserId=NULL)
	{
	global $objSession, $objFavorites;

	$res = FALSE;

	// user can be added to favorites, but they have no primary category :)
	$category_id = method_exists($this, 'GetPrimaryCategory') ? $this->GetPrimaryCategory() : $GLOBALS['m_var_list']['cat'];

	if( $objSession->HasCatPermission("FAVORITES", $category_id) )
	{
	if(!$PortalUserId)
	$PortalUserId = $objSession->Get("PortalUserId");
	//echo $PortalUserId." ".$objSession->Get("PortalUserId");
	if($PortalUserId==$objSession->Get("PortalUserId") \|\| $objSession->HasSystemPermission("ADMIN"))
	{
	$objFavorites->DeleteFavorite($PortalUserId,$this->Get("ResourceId"));
	$res = TRUE;
	}
	}
	return $res;
	}

	function IsFavorite($PortalUserId=NULL, $cat_id=NULL)
	{
	global $objSession, $objFavorites;

	$res = FALSE;

	if($objSession->HasCatPermission("FAVORITES", $cat_id))
	{
	if(!$PortalUserId)
	$PortalUserId = $objSession->Get("PortalUserId");

	if($PortalUserId==$objSession->Get("PortalUserId") \|\| $objSession->HasSystemPermission("ADMIN"))
	{
	$i = $objFavorites->GetFavoriteObject($PortalUserId,$this->Get("ResourceId"));

	if(is_object($i))
	{
	$res = TRUE;
	}
	else
	$res = FALSE;
	}
	}

	return $res;
	}

	function CheckBanned()
	{
	global $objBanList;

	$objBanList->LoadItemRules($this->type);
	$found = FALSE;
	$MatchedRule = 0;
	foreach($objBanList->Items as $b)
	{
	$field = $b->Get("ItemField");
	if($this->FieldExists($field))
	{
	$ThisValue = strtolower($this->Get($field));
	$TestValue = strtolower($b->Get("ItemValue"));
	switch($b->Get("ItemVerb"))
	{
	case 0: /* any */
	$found = TRUE;
	break;
	case 1: /* is */
	if($ThisValue==$TestValue)
	$found = TRUE;
	break;
	case 2: /* is not */
	if($ThisValue != $TestValue)
	$found = TRUE;
	break;
	case 3: /* contains */
	if(strstr($ThisValue,$TestValue))
	$found = TRUE;
	break;
	case 4: /* not contains */
	if(!strstr($ThisValue,$TestValue))
	$found = TRUE;
	break;
	case 5: /* Greater Than */
	if($TestValue > $ThisValue)
	$found = TRUE;
	break;
	case 6: /* Less Than */
	if($TestValue < $ThisValue)
	$found = TRUE;
	break;
	case 7: /* exists */
	if(strlen($ThisValue)>0)
	$found = TRUE;
	break;
	case 8: /* unique */
	if($this->ValueExists($field,$ThisValue))
	$found = TRUE;
	break;
	}
	}
	if($found)
	{
	if($b->Get("RuleType")==0)
	{
	$MatchedRule = $b->Get("RuleId");
	}
	else
	{
	$MatchedRule = 0;
	}
	break;
	}
	}
	return $MatchedRule;
	}
	} /* clsItem */

	class clsCatItem extends clsItem
	{
	function clsCatItem($FullItem=FALSE)
	{
	$this->clsItem($FullItem);
	}

	function Delete($RecordOnly=FALSE)
	{
	global $objFavorites;

	parent::Delete($RecordOnly);
	if($RecordOnly==FALSE)
	{
	$this->RemoveFromAllCategories();
	}
	}
	/* category membership functions */

	function AssignPrimaryCategory($SourceTable)
	{
	$catid = 0;
	$sql = "SELECT * FROM $SourceTable WHERE ItemResourceId=".$this->Get("ResourceId")." LIMIT 1";
	$rs = $this->adodbConnection->Execute($sql);
	if($rs && !$rs->EOF)
	{
	$catid = $rs->fields["CategoryId"];
	$this->SetPrimaryCategory($catid,$SourceTable);
	}
	return $catid;
	}

	function GetPrimaryCategory($SourceTable = "")
	{
	if(is_numeric($this->PrimaryCat))
	return $this->PrimaryCat;

	$this->PrimaryCat="";
	if( strlen($SourceTable) == 0 ) $SourceTable = GetTablePrefix()."CategoryItems";
	$res_id = $this->HasField('ResourceId') ? $this->Get('ResourceId') : 0;
	$sql = "SELECT * FROM $SourceTable WHERE ItemResourceId=".$res_id." AND PrimaryCat=1";
	$rs = $this->adodbConnection->Execute($sql);
	if($rs && !$rs->EOF)
	{
	$this->PrimaryCat=$rs->fields["CategoryId"];
	return $this->PrimaryCat;
	}
	else
	{
	$this->AssignPrimaryCategory($SourceTable);
	return $this->PrimaryCat;
	}
	}

	function SetPrimaryCategory($CategoryId,$SourceTable = "")
	{
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	$rs = $this->adodbConnection->Execute('SELECT * FROM '.$SourceTable.' WHERE CategoryId='.$CategoryId.' AND ItemResourceId='.$this->Get("ResourceId"));
	$this->adodbConnection->Execute("UPDATE $SourceTable SET PrimaryCat=0 WHERE ItemResourceId=".$this->Get("ResourceId"));
	$this->adodbConnection->Execute("UPDATE $SourceTable SET PrimaryCat=1 WHERE CategoryId=$CategoryId AND ItemResourceId=".$this->Get("ResourceId"));

	$this->PrimaryCat=$CategoryId;
	}

	function CategoryMemberCount($SourceTable="")
	{
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	$sql = "SELECT count(*) as CatCount FROM $SourceTable WHERE ItemResourceId=".$this->Get("ResourceId");
	if($this->debuglevel)
	echo $sql."<br>\n";

	$rs = $this->adodbConnection->Execute($sql);
	$count = 0;
	if($rs && !$rs->EOF)
	$count = $rs->fields["CatCount"];
	return $count;
	}

	/**
	* Return comma separated CategoryId list,
	* where this item is member (will be shown there)
	*
	* @param string $SourceTable
	* @return string
	*/
	function CategoryMemberList($SourceTable="")
	{
	$cats = array();
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	$sql = "SELECT * FROM $SourceTable WHERE ItemResourceId=".$this->Get("ResourceId");

	if($this->debuglevel)
	echo $sql."<br>\n";

	$rs = $this->adodbConnection->Execute($sql);
	while($rs && !$rs->EOF)
	{
	$cats[] = $rs->fields["CategoryId"];
	$rs->MoveNext();
	}
	$catlist = implode(",",$cats);
	return $catlist;
	}

	function AddToCategory($CatId,$SourceTable="",$PrimaryValue=NULL)
	{
	global $objSession, $objCatList;

	if(!$SourceTable)
	$SourceTable = GetTablePrefix()."CategoryItems";

	if($this->type>0)
	{
	$Primary = 0;
	if(is_numeric($PrimaryValue))
	{
	$Primary = $PrimaryValue;
	if($Primary==1)
	$this->PrimaryCat = $CatId;
	}
	else
	{
	if(!is_numeric($this->GetPrimaryCategory()))
	{
	$Primary =1;
	$this->PrimaryCat = $CatId;
	}
	}

	// check if not exists

	$db =& $this->adodbConnection;
	$sql = sprintf('SELECT * FROM %s WHERE CategoryId = %s AND ItemResourceId = %s', $SourceTable, (int)$CatId, $this->Get("ResourceId"));
	$rs = $db->Execute($sql);

	if (is_object($rs)) {
	if($rs->RecordCount() == 0 )
	{
	$sql = "INSERT INTO $SourceTable (CategoryId,ItemResourceId, PrimaryCat) VALUES (".(int)$CatId.",'".$this->Get("ResourceId")."',$Primary)";
	if($this->debuglevel)
	echo $sql."<br>\n";
	$this->adodbConnection->Execute($sql);
	}
	}

	$c = $objCatList->GetCategory($CatId);
	}
	}

	function RemoveFromCategory($CatId,$SourceTable="",$Force=0)
	{
	if(!is_numeric($CatId)) return;
	global $objSession, $objCatList;
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	if($this->type>0)
	{
	$primary = $this->GetPrimaryCategory();
	if(($primary==$CatId && $this->CategoryMemberCount($SourceTable)>1) \|\| ($primary != $CatId) \|\| $Force)
	{
	$sql = "DELETE FROM $SourceTable WHERE CategoryId=$CatId AND ItemResourceId=".$this->Get("ResourceId");
	if($objSession->HasSystemPermission("DEBUG.LIST"))
	echo $sql."<br>\n";

	$this->adodbConnection->Execute($sql);
	$c = $objCatList->GetCategory($CatId);
	$c->ClearCacheData();
	}
	}
	}

	function MoveToCategory($OldCatId,$NewCatId,$SourceTable="")
	{
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	$sql = "UPDATE $SourceTable SET CategoryId=$NewCatId WHERE CategoryId=$OldCatId AND ItemResourceId=".$this->Get("ResourceId");
	if($this->debuglevel)
	echo $sql."<br>\n";

	$this->adodbConnection->Execute($sql);
	}

	function DeleteCategoryItems($CatId,$SourceTable = "")
	{
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	$CatCount = $this->CategoryMemberCount($SourceTable);
	if($CatCount>1)
	{
	$this->RemoveFromCategory($CatId,$SourceTable);
	$this->ClearCacheData();
	}
	else
	{
	$this->Delete();
	$sql = "DELETE FROM $SourceTable WHERE CategoryId=$CatId AND ItemResourceId=".$this->Get("ResourceId");
	if($this->debuglevel)
	echo $sql."<br>\n";

	$this->adodbConnection->Execute($sql);
	}
	}
	function RemoveFromAllCategories($SourceTable = "")
	{
	if(strlen($SourceTable)==0)
	$SourceTable = GetTablePrefix()."CategoryItems";

	if($this->type>0)
	{
	$sql = "SELECT * FROM $SourceTable WHERE ItemResourceId=".$this->Get("ResourceId");
	$rs = $this->adodbConnection->Execute($sql);
	while ($rs && !$rs->EOF)
	{
	$CategoryId = $rs->fields["CategoryId"];
	$rs->MoveNext();
	}
	$sql = "DELETE FROM $SourceTable WHERE ItemResourceId=".$this->Get("ResourceId");
	if($this->debuglevel)
	echo $sql."<br>\n";

	$this->adodbConnection->Execute($sql);
	}
	}

	function CopyToNewResource($TargetCat = NULL,$NameField="Name")
	{
	global $objSession;

	$CatList = $this->CategoryMemberList();

	$Cats = explode(",",$CatList);
	//echo "Target: $TargetCat<br>";
	$OldId = $this->Get("ResourceId");
	$this->UnsetIdField();
	$this->Dirty();
	if(!is_numeric($this->Get("OrgId")))
	$this->UnsetField("OrgId");
	$this->UnsetField("ResourceId");
	if(is_numeric($TargetCat) && strlen($NameField))
	{
	$OldName = $this->Get($NameField);
	if(substr($OldName,0,5)=="Copy ")
	{
	$parts = explode(" ",$OldName,4);
	if($parts[2]=="of" && is_numeric($parts[1]))
	{
	$Name = $parts[3];
	}
	else
	if($parts[1]=="of")
	{
	$Name = $parts[2]." ".$parts[3];
	}
	else
	$Name = $OldName;
	}
	else
	$Name = $OldName;
	$Names = CategoryItemNameCount($TargetCat,$this->tablename,$NameField,$Name);
	if(count($Names)>0)
	{
	$NameCount = count($Names);
	$found = FALSE;
	$NewName = "Copy of $Name";

	if(!in_array("Copy of $Name",$Names))
	{
	$found = TRUE;
	}
	else
	{
	for($x=2;$x<$NameCount+2;$x++)
	{

	$NewName = "Copy ".$x." of ".$Name;
	if(!in_array($NewName,$Names))
	{
	$found = TRUE;
	break;
	}

	}
	}
	if(!$found)
	{
	$NameCount++;
	$NewName = "Copy $NameCount of $Name";
	}
	$this->Set($NameField,$NewName);
	}
	}
	$this->Create();
	// copy relationships
	$NewId = $this->Get("ResourceId");
	$reldata = new clsRelationshipList($TargetCat,$this->IdField());
	$reldata->CopyToResource($OldId,$NewId);

	// copy reviews
	$rdata = new clsItemReviewList();
	$rdata->CopyToItemId($OldId,$NewId);
	unset($rdata);

	// copy custom fields
	$cdata = new clsCustomDataList();
	$cdata->CopyResource($OldId,$NewId);
	unset($cdata);

	// copy images
	if(is_object($this->Images))
	$this->Images->CopyResource($OldId,$NewId);

	$this->AddToCategory($TargetCat, '', 0); // insert (but with duplicate records check)
	//echo "ok";
	if(is_numeric($TargetCat))
	{
	if(is_array($Cats))
	{
	if(!in_array($TargetCat,$Cats))
	{
	$this->AddToCategory($TargetCat, 0); // insert
	}
	}
	$this->SetPrimaryCategory($TargetCat); // 2 updates
	}
	}

	function refreshLastUpdate($cat_id = null)
	{
	$db =& GetADODBConnection();
	$prefix = GetTablePrefix();

	// 1,2,3,4 - set lastupdate date to item's primary category as recent
	// change date of all items in this category of same type as this item

	// 1. get item category or use passed one
	if(!isset($cat_id)) $cat_id = $this->GetPrimaryCategory();
	if($cat_id == 0) return false;

	// 2. get all item ResourceIds in that category
	$sql = 'SELECT ItemResourceId FROM '.$prefix.'CategoryItems WHERE CategoryId = '.$cat_id;
	$item_rids = $db->GetCol($sql);
	if($item_rids)
	{
	$item_rids = implode(',',$item_rids);

	// 2a. get LastUpdate date based on all item in $cat_id category
	$sql = 'SELECT MAX(IF(Modified=0,CreatedOn,Modified)) FROM '.$this->tablename.' WHERE ResourceId IN ('.$item_rids.')';
	$item_last_update = $db->GetOne($sql);
	}
	else
	{
	$item_last_update = 0;
	}

	// 3. get LastUpdate date based on all $cat_id subcategories
	$sql = 'SELECT MAX(IF(Modified=0,CreatedOn,Modified)) FROM '.$prefix.'Category WHERE ParentId = '.$cat_id;
	$cat_last_update = $db->GetOne($sql);

	$last_update = max($item_last_update,$cat_last_update);

	// 4. set $last_update date to $cat_id category
	$sql = 'UPDATE '.$prefix.'Category SET Modified = '.$last_update.' WHERE CategoryId = '.$cat_id;
	$db->Execute($sql);

	// 5. get $cat_id parent CategoryId
	$sql = 'SELECT ParentId FROM '.$prefix.'Category WHERE CategoryId = '.$cat_id;
	if($cat_id > 0) $this->refreshLastUpdate( $db->GetOne($sql) );
	}

	function StripDisallowed($string)
	{
	$not_allowed = Array( ' ', '\\', '/', ':', '*', '?', '"', '<', '>', '\|', '`',
	'~', '!', '@', '#', '$', '%', '^', '&', '(', ')', '~',
	'+', '=', '-', '{', '}', ']', '[', "'", ';', '.', ',');

	$string = str_replace($not_allowed, '_', $string);
	$string = preg_replace('/(_+)/', '_', $string);
	$string = $this->checkAutoFilename($string);

	return $string;
	}

	function checkAutoFilename($filename)
	{
	if(!$filename \|\| $this->UniqueId() == 0 ) return $filename;
	$db =& GetADODBConnection();

	$sql = 'SELECT '.$this->IdField().' FROM '.$this->tablename.' WHERE Filename = '.$db->qstr($filename);
	$found_item_ids = $db->GetCol($sql);
	$has_page = preg_match('/(.)_([\d]+)([a-z])$/', $filename, $rets);

	$duplicates_found = (count($found_item_ids) > 1) \|\| ($found_item_ids && $found_item_ids[0] != $this->UniqueId());
	if ($duplicates_found \|\| $has_page) // other category has same filename as ours OR we have filename, that ends with _number
	{
	$append = $duplicates_found ? '_a' : '';
	if($has_page)
	{
	$filename = $rets[1].'_'.$rets[2];
	$append = $rets[3] ? $rets[3] : '_a';
	}

	$sql = 'SELECT '.$this->IdField().' FROM '.$this->tablename.' WHERE (Filename = %s) AND ('.$this->IdField().' != '.$this->UniqueId().')';
	while ( $db->GetOne( sprintf($sql, $db->qstr($filename.$append)) ) > 0 )
	{
	if (substr($append, -1) == 'z') $append .= 'a';
	$append = substr($append, 0, strlen($append) - 1) . chr( ord( substr($append, -1) ) + 1 );
	}

	return $filename.$append;
	}

	return $filename;
	}

	function GenerateFilename()
	{
	if ( !$this->Get('AutomaticFilename') && $this->Get('Filename') )
	{
	$name = $this->Get('Filename');
	}
	else
	{
	$name = $this->Get($this->TitleField);
	}
	$name = $this->StripDisallowed($name);

	if ( $name != $this->Get('Filename') ) $this->Set('Filename', $name);
	}

	function Update($UpdatedBy = null)
	{
	parent::Update($UpdatedBy);

	$this->GenerateFilename();
	parent::Update($UpdatedBy);

	}

	function Create()
	{
	parent::Create();

	$this->GenerateFilename();

	parent::Update();
	}

	}
	?>

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