<?php defined('BX_DOL') or die('hack attempt');
/**
 * Copyright (c) UNA, Inc - https://una.io
 * MIT License - https://opensource.org/licenses/MIT
 *
 * @defgroup    DolphinMigration  Dolphin Migration
 * @ingroup     UnaModules
 *
 * @{
 */
 
define('BX_MIG_SUCCESSFUL', 1);
define('BX_MIG_FAILED', 0);

/**
 * Base class for all migration classes
 * contains general variables and function for modules' migration classes
 */
class BxDolMData
{      
	/**
	* @var ref $_oMainModule the reference to the main module object
	*/	
	protected $_oMainModule;
	
	/**
	* @var  ref $_mDb the reference to Dolphin's database connect
	*/
	protected $_mDb;
	
	/**
	* @var string  $_sPrefix migration module database prefix
	*/
	protected $_sPrefix;
	
	/**
	* @var ref $_oDb connect to UNA database
	*/
	protected $_oDb;

	/**
	* @var string $_sModuleName module name, it is set by inherited object and equal to value from {@link $_aMigrationModules}
	*@uses BxDolMConfig::_aMigrationModules modules array
	*/
	protected $_sModuleName = '';
	
	/**
	* @var string $_sTableWithTransKey the main a module's table name into which transferring data from Dolphin's module
	* it is individual for each module and set in constructor of each class
	*/
	protected $_sTableWithTransKey;
	
	/**
	* @var int $_iTransferred number of transferred records
	*/	
	protected $_iTransferred = 0;
	
	/**
	* @var ref $_oLanguage  reference on @uses BxDolStudioLanguagesUtils::getInstance() 
	*/		
	protected $_oLanguage = null;
	
	/**
	* @var array $_aLanguages list of the installed languages in appropriate format 
	*/		
	protected $_aLanguages = array();
	
	/**
	* @var string $_sImagePhotoFiles path to the photo module's data files in Dolphin
	*/
	protected $_sImagePhotoFiles = '';
	
	/**
	* @var string $_sTransferFieldIdent field name which is created in table into which records are added, it allows to set connect between ids from Dolphin and UNA's tables
	*/
	protected $_sTransferFieldIdent = 'mig_id';

    /**
     * @var array $_aSysProfiles profiles cache, allows to find content_id and sys_profile ID by Dolphin's profile ID and avoiding to make request to database
     */

	protected $_aSysProfiles = array();
	/**
	 *  Base class constructor
	 *  
	 *  @param ref $oMainModule main module 
	 *  @param ref $oDb connect with Dolphin database
	 *  @return void
	 */
	public function __construct(&$oMainModule, &$oDb)
	{
	     $this -> _sPrefix = $oMainModule -> _aModule['db_prefix'];
	     $this -> _oMainModule = $oMainModule;
		 $this -> _oConfig = $oMainModule -> _oConfig;
	     $this -> _mDb  = $oDb;
	     $this -> _oDb = $this -> _oMainModule -> _oDb;		 
		 $this -> _sTableWithTransKey = '';
		 $this -> _oLanguage = BxDolStudioLanguagesUtils::getInstance();
		 $this -> _aLanguages = $this -> _oDb -> getPairs("SELECT * FROM `sys_localization_languages` WHERE `Enabled`='1'", 'Name', 'ID');
		 $this -> _sImagePhotoFiles = $this -> _oDb -> getExtraParam('root') . 'modules' . DIRECTORY_SEPARATOR . 'boonex' . DIRECTORY_SEPARATOR . "photos" . DIRECTORY_SEPARATOR . "data" . DIRECTORY_SEPARATOR . "files" . DIRECTORY_SEPARATOR;		 
	}
	/**
	* Main migration function, executes required operations for transfer 
	* @return boolean 
	*/
	public function runMigration()
	{
	    $this -> setResultStatus(_t('_bx_dolphin_migration_define_migration_method'));
	    return BX_MIG_FAILED;
	}

	/**
	* Gets total records for transferring
	* @return boolean
	*/
	public function getTotalRecords()
	{
	    $this -> setResultStatus(_t('_bx_dolphin_migration_define_total_method'));
	    return BX_MIG_FAILED;		
	}

	/**
	* Set Migration Status
	* @param string $sStatus message
	*/         
	protected function setResultStatus($sStatus)
	{
	    $sQuery = $this -> _oDb -> prepare("UPDATE `{$this -> _sPrefix}transfers` SET `status_text` = ? WHERE `module` = ? ", $sStatus, $this -> _sModuleName);
	    $this -> _oDb -> query($sQuery);
	}

    private function createSysProfilesCache(){
        if (empty($this -> _aSysProfiles))
            $this->_aSysProfiles = $this->_oDb->getAllWithKey("SELECT `p`.`content_id`, `p`.`id`, `a`.`mig_id` 
                                                               FROM `sys_profiles` as `p`
                                                               LEFT JOIN `sys_accounts` as `a` ON `a`.`id` = `p`.`account_id` 
                                                               WHERE `type` =  'bx_persons' AND `mig_id` <> 0", 'mig_id');

    }

	/**
	* Returns content id of transferred member from Dolphin
	* @param int $iId Dolphin's profile ID
	* @return int
	*/	
	protected function getContentId($iId){
        $this -> createSysProfilesCache();
		return isset($this->_aSysProfiles[$iId]) ? $this->_aSysProfiles[$iId]['content_id'] : false;
	}

	/**
	* Returns person id of transferred member from Dolphin
	* @param int $iId Dolphin's profile ID
	* @return int
	*/	
	protected function getProfileId($iId)
	{
        $this -> createSysProfilesCache();
		return isset($this->_aSysProfiles[$iId]) ? $this->_aSysProfiles[$iId]['id'] : false;
	}

	/**
	* Check if the module was transfered
	* @param string $sModule name from the list @uses  BxDolMConfig::_aMigrationModules
	* @return int
	*/	
	protected function isModuleContentTransferred($sModule)
	{
		return isset($this -> _oConfig -> _aModulesAliases[$sModule])
				? (int)$this -> _oDb -> getOne("SELECT `number` FROM `{$this -> _sPrefix}transfers` WHERE `status` != 'not_started' AND `module`=:module", array('module' => $this -> _oConfig -> _aModulesAliases[$sModule]))
				: false;
	}
	
	/**
	* Returns list of the fields which should be transferred to Persons module
	* @return array list of the fields names
	*/
	protected function getAssocFields()
	{
		$aFields = array();
		$aExclude = array('Status', 'Couple', 'Captcha', 'aff_num', 'TermsOfUse', 'UserStatus', 'UserStatusMessage', 'UserStatusMessageWhen', 'Agree', 'Tags', 'Age', 'Featured', 'Keyword', 'Location', 'ProfilePhoto');
		$sWhere = "";
		if (!empty($aExclude))
			$sWhere = " AND `Name` NOT IN ('" . implode("','" , $aExclude) . "')";
			
		$aItems = $this -> _mDb -> getAll("SELECT * FROM `sys_profile_fields` WHERE `Type` != 'block' {$sWhere}");
	
		foreach($aItems as $iKey => $aValue)
		{
				$aFields[$aValue['Name']] = array(
					'name' => $aValue['Name'],
					'type' => $aValue['Type'],
					'required' => $aValue['Mandatory'],					
					'title' => "_FieldCaption_{$aValue['Name']}_Edit",
					'add' =>  (int)$aValue['JoinBlock'] !=0,
					'edit' =>  (int)$aValue['EditOwnBlock'] !=0,
					'view' =>  $aValue['ViewVisBlock'] !=0,
					'values' => $aValue['Values']
				);							
		}
		
		return $aFields;
	}
	/**
	 *  Check if the list already exists in una pre values list 
	 *  
	 *  @param string $sName list name 
	 *  @return Boolean
	 */
	protected function isKeyPreKeyExits($sName)
	{
		return $this -> _oDb -> getOne("SELECT COUNT(*) FROM `sys_form_pre_lists` WHERE `key` = :key", array('key' => $sName)) == 1;
	}
	/**
	 *  Adds category to existed list 
	 *  
	 *  @param string $sName category title
	 *  @param string $sPrefix prefix for the module which should be used for new category (depends on module)
	 *  @param int $sCategory module's category's pre values Name
	 *  @return string value of the added category
	 */
    protected function transferCategory($sName, $sPrefix, $sCategory, $iValue = 0, $sData = '')
	{
		if (!$sName)
		    return false;

	    if (strpos($sName, ';') !== false)
			$sName = substr($sName, 0, strpos($sName, ';'));
		
		$sTitle = str_replace(' ', '_', $sName);
		$aValues = $this -> _oDb -> getRow("SELECT * FROM `sys_form_pre_values` WHERE `Key` = :cat AND `LKey` LIKE CONCAT('%', :value, '%') LIMIT 1", array('cat' => $sCategory, 'value' => $sTitle));

		if (!empty($aValues))
			return $aValues['Value'];
		
		$aCateg = $this->_oDb->getRow("SELECT MAX(CONVERT(`Value`, SIGNED INTEGER)) + 1 as `Value`, MAX(`Order`) + 1 as `Order` FROM `sys_form_pre_values` WHERE `Key` = :cat", array('cat' => $sCategory));
        if ($iValue)
            $aCateg['Value'] = $iValue;
		
		$sQuery = $this -> _oDb -> prepare("
			INSERT INTO `sys_form_pre_values` SET
				`Key`	= ?, 
				`Value`	= ?,
				`Order`	= ?,
				`LKey` = ?,
				`Data` = ?", $sCategory, $aCateg['Value'], $aCateg['Order'], "_{$sPrefix}_cat_{$sTitle}", $sData);
				
		$this -> _oDb -> query($sQuery);
		BxDolStudioLanguagesUtils::getInstance() -> addLanguageString("_{$sPrefix}_cat_{$sTitle}", $sName);
		return $aCateg['Value'];
	}
	/**
	 *  Transfer fields lists with translations 
	 *  
	 *  @param string $sName field name 
	 *  @param string $sTitle translation
	 *  @param mixed $mixedValues  contains name of the list which already exists or array values for transfer
	 *  @param bool $bAdd don't add value to already exited fields list 
	 *  @return string list name for db insert with #!
	 */
	protected function transferPreValues($sName, $sTitle, $mixedValues, $bAdd = false)
		{
			if (empty($mixedValues))
				return '';
			
			if (is_string($mixedValues) && substr($mixedValues, 0, 2) == '#!')
				return $mixedValues;
						
			$i = 1;
			if (!$this -> isKeyPreKeyExits($sName))
			{
				$sQuery = $this -> _oDb -> prepare("INSERT INTO `sys_form_pre_lists` (`id`, `module`, `key`, `title`, `use_for_sets`, `extendable`) VALUES
												(NULL, 'bx_persons', ?, ?, 1, 1)", $sName, '_bx_' . $sName . '_pre_lists_cats');
				$this -> _oLanguage -> addLanguageString('_bx_' . $sName . '_pre_lists_cats', $sTitle);
				$this -> _oDb -> query($sQuery);
				
				$sQuery = $this -> _oDb -> prepare("
					INSERT INTO `sys_form_pre_values` SET
						`Key`	= ?, 
						`Value`	= ?,
						`Order`	= ?,
						`LKey`	= ?", $sName, '', 0, '_sys_please_select');
				$this -> _oDb -> query($sQuery);
			}
			else
			{
				if (!$bAdd)
                    return "#!{$sName}";
				
				$i = $this -> _oDb -> getOne("SELECT MAX(`Order`) FROM `sys_form_pre_values` WHERE `Key` =:key", array('key' => $sName)) + 1;
			}
						
			
			foreach($mixedValues as $mixedKey => $mixedValue)
			{
				$sLangKey = "_bx_fields_cat_{$sName}_value_{$mixedKey}";
				
				if (is_array($mixedValue))
				{
					foreach($mixedValue as $sLang => $sValue)
					{
						if (isset($this -> _aLanguages[$sLang]))
							$this -> _oLanguage -> addLanguageString($sLangKey, $sValue, $this -> _aLanguages[$sLang]);
					}					
				}
				else
					$this -> _oLanguage -> addLanguageString($sLangKey, $mixedValue);
				
				$sQuery = $this -> _oDb -> prepare("
				INSERT INTO `sys_form_pre_values` SET
					`Key`	= ?, 
					`Value`	= ?,
					`Order`	= ?,
					`LKey`	= ?", $sName, $mixedKey, $i++, $sLangKey);
				
				$this -> _oDb -> query($sQuery);
			}
			
		return "#!{$sName}";
	}
	/**
	 *  Returns pre values array by list name in pairs format
	 *  
	 *  @param string $sName name of the list
	 *  @param string $sField array's index field name
	 *  @param string $sValue array's value field name
	 *  @param int $iStart  -  allows to set start value and get values above it only
	 *  @return array 
	 */
	protected function getPreValuesBy($sName, $sField = 'Order', $sValue = 'LKey', $iStart = 0)
	{
		$sStart = '';
		if ($iStart)
			$sStart = "AND `$sField` >  $iStart";
		
		$sQuery = $this -> _mDb -> prepare("SELECT * FROM `sys_pre_values` WHERE `Key` = ? {$sStart} ORDER BY `Order`", $sName);
		return $this -> _mDb -> getPairs($sQuery, $sField, $sValue);
	}
	
	/**
	 *  Returns default language name/id
	 *  
	 *  @param boolean $bName return language name, otherwise id 
	 *  @return mixed default language
	 */
	protected function getDefaultLang($bName = true)
	{
		$aLang = $this -> _mDb -> getPairs("SELECT * FROM `sys_localization_languages` ORDER BY `id`", 'Name', 'ID'); 
		$sDefultLang = $this -> _mDb -> getParam('lang_default'); 
		return $bName ? $sDefultLang : $aLang[$sDefultLang];
	}
	/**
	 *  Returns translations for all existed languages on Dolphin by language key
	 *  
	 *  @param string $LKey language key
	 *  @return array 
	 */
	protected function getLKeyTranslations($LKey)
	{
		return $this -> _mDb -> getPairs("SELECT `l`.`Name`, `s`.`String`, `l`.`ID`
										FROM `sys_localization_keys` as `k`
										LEFT JOIN `sys_localization_strings` as `s` ON `k`.`ID` = `s`.`IDKey`
										LEFT JOIN `sys_localization_languages` as `l` ON `s`.`IDLanguage` = `l`.`ID`
										WHERE `k`.`Key` = :key", 'Name', 'String', array('key' => $LKey));
	}

	/**
	 *  Transfer Tags from the module, to meta 
	 *  
	 *  @param int $iObjectId module's item ID in Dolphin
	 *  @param int $iNewObjectId module's item ID in UNA
	 *  @param int $sType module's  prefix in Dolphin
	 *  @param int $sTableKeywords table name in UNA for tags migration
	 *  @return void
	 */
	protected function transferTags($iObjectId, $iNewObjectId, $sType, $sTableKeywords)
	{
		$aTags = $this -> _mDb -> getAll("SELECT `Tag` FROM `sys_tags` WHERE `ObjID`=:id AND `Type`=:type", array('id' => $iObjectId, 'type' => $sType));
		if (empty($aTags))
			return false;
		
		foreach($aTags as $aTag)
			$this -> _oDb -> query("INSERT IGNORE INTO `{$sTableKeywords}` SET `keyword`=:keyword, `object_id`=:id", array('keyword' => $aTag['Tag'], 'id' => $iNewObjectId));
	}
	private function addCmtsIds($sCmtsTable, $iId, $iRate){
        $iSystem = $this -> _oDb -> getOne("SELECT `ID` FROM `sys_objects_cmts` WHERE `Table`=:table LIMIT 1", array('table' => $sCmtsTable));
        if (!$iSystem)
            return false;

        return $this -> _oDb -> query("INSERT INTO `sys_cmts_ids` SET `system_id` = :id, `rate`=:rate, `cmt_id`=:cmt_id",
                                       array('id' => $iSystem, 'rate' => $iRate, 'cmt_id' => $iId));
    }
	/**
	 *  Transfer comments for module's items
	 *  
	 *  @param int $iObject object ID in UNA
	 *  @param int $iEntryId object ID in Dolphin 
	 *  @param string $sType module name for transfer @uses BxDolMConfig::_aMigrationModules
	 *  @return int transferred comments number
	 */
	protected function transferComments($iObject, $iEntryId, $sType = 'photos')
	{
		
		switch($sType)
		{
            case 'photos':
                            $sCmtsTable = 'bx_photos_cmts';
                            $sTable = 'bx_photos_cmts';
                            break;
		    case 'album_photo':
							$sCmtsTable = 'bx_photos_cmts';
							$sTable = 'bx_albums_cmts_media';
							break;
			case 'photo_albums': 
							$sCmtsTable = 'bx_photos_cmts_albums';
							$sTable = 'bx_albums_cmts';
							break;
            case 'photo_albums_items':
                            $sCmtsTable = 'bx_photos_cmts';
                            $sTable = 'bx_albums_cmts_media';
                            break;
			case 'videos': 
							$sCmtsTable = 'bx_videos_cmts';
							$sTable = 'bx_videos_cmts';
							break;
			case 'video_albums_items':
							$sCmtsTable = 'bx_videos_cmts';
							$sTable = 'bx_albums_cmts_media';
							break;
			case 'video_albums': 
							$sCmtsTable = 'bx_videos_cmts_albums';
							$sTable = 'bx_albums_cmts';
							break;
			case 'blogs': 
							$sCmtsTable = 'bx_blogs_cmts';
							$sTable = 'bx_posts_cmts';
							break;
			case 'groups': 
							$sCmtsTable = 'bx_groups_cmts';
							$sTable = 'bx_groups_cmts';
							break;
			case 'events': 
							$sCmtsTable = 'bx_events_cmts';
							$sTable = 'bx_events_cmts';
							break;
			case 'polls': 
							$sCmtsTable = 'bx_poll_cmts';
							$sTable = 'bx_polls_cmts';
							break;
			case 'files': 
							$sCmtsTable = 'bx_files_cmts';
							$sTable = 'bx_files_cmts';
							break;
			case 'market': 
							$sCmtsTable = 'bx_store_cmts';
							$sTable = 'bx_market_cmts';
							break;
			case 'timeline': 
							$sCmtsTable = 'bx_wall_comments';
							$sTable = 'bx_timeline_comments';
							break;
		}
		
		$aComments = $this -> _mDb -> getAll("SELECT * FROM `{$sCmtsTable}` WHERE `cmt_object_id` = :id ORDER BY `cmt_id` ASC", array('id' => $iEntryId));
		
		$iComments = 0;
		$aCommentsArray = array();
		foreach($aComments as $iKey => $aValue)
		{
			$iProfileId = $this -> getProfileId($aValue['cmt_author_id']);			
			if ($iProfileId)
			{
				$bIscmtsArray = $aValue['cmt_parent_id'] && isset($aCommentsArray[$aValue['cmt_parent_id']]);
				$this -> _oDb -> query("INSERT INTO `{$sTable}` (`cmt_id`, `cmt_parent_id`, `cmt_vparent_id`, `cmt_object_id`, `cmt_author_id`, `cmt_level`, `cmt_text`, `cmt_time`, `cmt_replies`)
									VALUES	(NULL, :parent_id, :vparent_id, :object, :user, :level, :message, :time, :replies)",
									array(
											'parent_id'	=> $bIscmtsArray ? $aCommentsArray[$aValue['cmt_parent_id']]['id'] : 0,
											'vparent_id' => $bIscmtsArray ? ($aCommentsArray[$aValue['cmt_parent_id']]['vparent'] ? $aCommentsArray[$aValue['cmt_parent_id']]['vparent'] : $aCommentsArray[$aValue['cmt_parent_id']]['id']) : 0,
											'object' => $iObject,
											'user' => $iProfileId, 
											'message' => $aValue['cmt_text'], 
											'time' => strtotime($aValue['cmt_time']),
											'replies' => $aValue['cmt_replies'],
											'level' => isset($aCommentsArray[$aValue['cmt_parent_id']]) && $aCommentsArray[$aValue['cmt_parent_id']] ? $aCommentsArray[$aValue['cmt_parent_id']]['level'] + 1 : 0
										));

				$iLastInsertId = $this -> _oDb -> lastId();
				$this -> addCmtsIds($sTable, $iLastInsertId, $aValue['cmt_rate'], $aValue['cmt_rate_count']);
				$aCommentsArray[$aValue['cmt_id']] = array(
																'id' => $iLastInsertId,
																'level' => $bIscmtsArray ? (int)$aCommentsArray[$aValue['cmt_parent_id']]['level'] + 1 : 0,
																'vparent' => 
																			$bIscmtsArray ? 
																			(
																				$aCommentsArray[$aValue['cmt_parent_id']]['vparent'] ? $aCommentsArray[$aValue['cmt_parent_id']]['vparent'] :  $aCommentsArray[$aValue['cmt_parent_id']]['id']
																			) : 0 
															);
				$iComments++;
			}
		}
		
		return $iComments;
	}

    /**
     * Create migration field in main table for transferring content from Dolphin to UNA and contains id of the object in Dolphin
     * @param string $sIdentFieldName
     * @param string $sTableName name of the table to add the index field
     * @return mixed
     */
    protected function createMIDField($sIdentFieldName = '', $sTableName = '')
    {
        if (!$this -> _sTableWithTransKey)
            return false;

        $sIdentFieldName = $sIdentFieldName ? $sIdentFieldName : $this -> _sTransferFieldIdent;
        $sTableName = $sTableName ? $sTableName : $this -> _sTableWithTransKey;

        if ($this -> _oDb -> isFieldExists($sTableName, $sIdentFieldName))
            return true;

        return $this -> _oDb -> query("ALTER TABLE `{$sTableName}` ADD `{$sIdentFieldName}` int(11) unsigned NOT NULL default '0'");
    }


	/**
	 *  Returns last migration field value
     * @param string $sIdentFieldName
     * @param string $sTableName name of the table to add the index field
	 * @return int
	 */
	protected function getLastMIDField($sIdentFieldName = '', $sTableName = '')
	{
		if (!$this -> _sTableWithTransKey)
			return false;

        $sIdentFieldName = $sIdentFieldName ? $sIdentFieldName : $this -> _sTransferFieldIdent;
        $sTableName = $sTableName ? $sTableName : $this -> _sTableWithTransKey;

		return (int)$this -> _oDb -> getOne("SELECT `{$sIdentFieldName}` FROM `{$sTableName}` WHERE `{$sIdentFieldName}` <> 0 ORDER BY `{$sIdentFieldName}` DESC LIMIT 1");
	}

	/**
	 *  Check if this record was already transferred
	 *  
	 * @param int $iItemId object id in Dolphin
	 * @param string $sField field name with id values in Dolphin
     * @param string $sIdentFieldName
     * @param string $sTableName name of the table to add the index field
	 * @return int
	 */	
	protected function isItemExisted($iItemId, $sField = 'id', $sIdentFieldName = '', $sTableName = '')
	{
		if (!$this -> _sTableWithTransKey)
			return false;

		$sIdentFieldName = $sIdentFieldName ? $sIdentFieldName : $this -> _sTransferFieldIdent;
        $sTableName = $sTableName ? $sTableName : $this -> _sTableWithTransKey;

		return (int)$this -> _oDb -> getOne("SELECT `{$sField}` FROM `{$sTableName}` WHERE `{$sIdentFieldName}` = :item LIMIT 1", array('item' => $iItemId));
	}	
	
	/**
	 *  Set value for migrated record to migration field 
	 *  
	 *  @param int $iId object id in UNA
	 *  @param int $iItemId object id in Dolphin
	 *  @param string $sField id field name
     * @param string $sIdentFieldName
	 *  @return int affected rows
	 */
	protected function setMID($iId, $iItemId, $sField ='id', $sIdentFieldName = '')
	{
		if (!$this -> _sTableWithTransKey)
			return false;

        $sIdentFieldName = $sIdentFieldName ? $sIdentFieldName : $this -> _sTransferFieldIdent;

		return (int)$this -> _oDb -> query("UPDATE `{$this -> _sTableWithTransKey}` SET `{$sIdentFieldName}` = :item WHERE `{$sField}` = :id", array('id' => $iId, 'item' => $iItemId));
	}

    /**
     *  Drop migration field from the table
     *  @param string $sIdentFieldName field name to store id from original table (in case if you don't want to use default field)
     *  @param string $sTableName table name in which to create the field
     *  @return int affected rows
     */
    public function dropMID($sIdentFieldName = '', $sTableName = '')
    {
        $sIdentFieldName = $sIdentFieldName ? $sIdentFieldName : $this -> _sTransferFieldIdent;
        $sTableName = $sTableName ? $sTableName : $this -> _sTableWithTransKey;

        if (!$sTableName || !$this -> _oDb -> isFieldExists($sTableName, $sIdentFieldName))
            return false;

        return (int)$this -> _oDb -> query("ALTER TABLE `{$sTableName}` DROP `{$sIdentFieldName}`");
    }
	
	/**
	 *  Removes all transferred content from UNA
	 *  @return void
	 */
	public function removeContent()
	{
        $this -> dropMID();
	    $this -> _oDb -> updateTransferStatus($this -> _sModuleName, 'not_started');
		$this -> setResultStatus('');
	}

    protected function getDefaultPrivacy($iDolProfileId, $sModule, $sAction){
	    $iPrivacy = $this->_mDb->getOne("SELECT IF (`d`.`group_id` IS NULL, `a`.`default_group`, `d`.`group_id`)
                                         FROM `sys_privacy_actions` as `a` 
                                         LEFT JOIN `sys_privacy_defaults` as `d` ON `a`.`id` = `d`.`action_id` AND `d`.`owner_id` = :owner
                                         WHERE `a`.`module_uri`=:module AND `a`.`name`=:action
                                         ", array('owner' => $iDolProfileId, 'module' => $sModule, 'action' => $sAction));

        $aProfileInfo = $this->_mDb->getRow("SELECT * FROM `Profiles` WHERE `ID`=:id LIMIT 1", array('id' => $iDolProfileId));
        return $iPrivacy == 1 && isset($aProfileInfo['PrivacyDefaultGroup']) ? $this -> getValidPrivacy((int)$aProfileInfo['PrivacyDefaultGroup']) : $this -> getValidPrivacy($iPrivacy);
    }

    protected function getValidPrivacy($iPrivacy)
    {
        return $iPrivacy > 1 && $iPrivacy <= 5 ? $iPrivacy : $this->_oConfig->_iDefaultPrivacyGroup;
    }

    protected function getPrivacy($iDolProfileId, $iPrivacy, $sModule = '', $sAction = '', $iDefaultPrivacy = 0){
        if ((int)$iPrivacy == 1)
            return $iDefaultPrivacy ? $this -> getValidPrivacy($iDefaultPrivacy) : $this -> getDefaultPrivacy($iDolProfileId, $sModule, $sAction);

        return $this -> getValidPrivacy($iPrivacy);
    }

    function getFieldType($sFieldName){
        return $this->_mDb->getOne("SELECT `Type` FROM `sys_profile_fields` WHERE `Name`=:name LIMIT 1", array('name' => $sFieldName));
    }
}
   
/** @} */