class.ilUserDefinedData.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilUserDefinedData
{
    public $db = null;
    public $user_data = array();
    public $usr_id = null;
 
    public function __construct($a_usr_id)
    {
        global $ilDB;
 
        $this->db = $ilDB;
        $this->usr_id = $a_usr_id;
 
        $this->__read();
    }
    
    public static function lookupData($a_user_ids, $a_field_ids)
    {
        global $ilDB;
        
        $query = "SELECT * FROM udf_text " .
            "WHERE " . $ilDB->in('usr_id', $a_user_ids, false, 'integer') . ' ' .
            'AND ' . $ilDB->in('field_id', $a_field_ids, false, 'integer');
        $res = $ilDB->query($query);
        
        $udfd = array();
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_ASSOC)) {
            $udfd[$row['usr_id']][$row['field_id']] = $row['value'];
        }
        return $udfd;
    }
 
    public function getUserId()
    {
        return $this->usr_id;
    }
 
    public function set($a_field, $a_value)
    {
        $this->user_data[$a_field] = $a_value;
    }
    public function get($a_field)
    {
        return isset($this->user_data[$a_field]) ? $this->user_data[$a_field] : '';
    }
 
    public function getAll()
    {
        return $this->user_data;
    }
    
    public function update()
    {
        global $ilDB;
        
        include_once './Services/User/classes/class.ilUserDefinedFields.php';
        $udf_obj =&ilUserDefinedFields::_getInstance();
 
        $sql = '';
        $field_def = array();
        foreach ($udf_obj->getDefinitions() as $definition) {
            //                  $field_def['f_'.$definition['field_id']] = array('text',$this->get($definition['field_id']));
            
            //                  $sql .= ("`".(int) $definition['field_id']."` = ".$this->db->quote($this->get($definition['field_id'])).", ");
 
            if ($definition["field_type"] == UDF_TYPE_WYSIWYG) {
                $ilDB->replace(
                    "udf_clob",
                    array(
                        "usr_id" => array("integer", $this->getUserId()),
                        "field_id" => array("integer", $definition['field_id'])),
                    array(
                        "value" => array("clob", $this->get("f_" . $definition['field_id']))
                        )
                );
            } else {
                $ilDB->replace(
                    "udf_text",
                    array(
                        "usr_id" => array("integer", $this->getUserId()),
                        "field_id" => array("integer", $definition['field_id'])),
                    array(
                        "value" => array("text", $this->get("f_" . $definition['field_id']))
                        )
                );
            }
        }
        /*              if(!$field_def)
                {
                    return true;
                }
 
                $query = "SELECT usr_id FROM udf_data WHERE usr_id = ".$ilDB->quote($this->getUserId(),'integer');
                $res = $ilDB->query($query);
 
                if($res->numRows())
                {
                    $ilDB->update('udf_data',$field_def,array('usr_id' => array('integer',$this->getUserId())));
                }
                else
                {
                    $field_def['usr_id'] = array('integer',$this->getUserId());
                    $ilDB->insert('udf_data',$field_def);
                }*/
        return true;
    }
    
    public static function deleteEntriesOfUser($a_user_id)
    {
        global $ilDB;
 
        $ilDB->manipulate(
            "DELETE FROM udf_text WHERE "
            . " usr_id = " . $ilDB->quote($a_user_id, "integer")
        );
        $ilDB->manipulate(
            "DELETE FROM udf_clob WHERE "
            . " usr_id = " . $ilDB->quote($a_user_id, "integer")
        );
    }
 
    public static function deleteEntriesOfField($a_field_id)
    {
        global $ilDB;
 
        $ilDB->manipulate(
            "DELETE FROM udf_text WHERE "
            . " field_id = " . $ilDB->quote($a_field_id, "integer")
        );
        $ilDB->manipulate(
            "DELETE FROM udf_clob WHERE "
            . " field_id = " . $ilDB->quote($a_field_id, "integer")
        );
    }
 
    public static function deleteFieldValue($a_field_id, $a_value)
    {
        global $ilDB;
 
        $ilDB->manipulate(
            "UPDATE udf_text SET value = " . $ilDB->quote("", "text") . " WHERE "
            . " field_id = " . $ilDB->quote($a_field_id, "integer")
            . " AND value = " . $ilDB->quote($a_value, "text")
        );
    }
 
    public function toXML()
    {
        include_once './Services/Xml/classes/class.ilXmlWriter.php';
        $xml_writer = new ilXmlWriter();
 
        $this->addToXML($xml_writer);
 
        return $xml_writer->xmlDumpMem(false);
    }
 
    public function addToXML($xml_writer)
    {
        include_once './Services/User/classes/class.ilUserDefinedFields.php';
        $udf_obj =&ilUserDefinedFields::_getInstance();
 
        foreach ($udf_obj->getDefinitions() as $definition) {
            if ($definition["export"] != false) {
                $xml_writer->xmlElement(
                    'UserDefinedField',
                    array('Id' => $definition['il_id'],
                                          'Name' => $definition['field_name']),
                    (string) $this->user_data['f_' . (int) $definition['field_id']]
                );
            }
        }
    }
 
    // Private
    public function __read()
    {
        $this->user_data = array();
        $query = "SELECT * FROM udf_text " .
            "WHERE usr_id = " . $this->db->quote($this->usr_id, 'integer') . "";
        $res = $this->db->query($query);
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_ASSOC)) {
            $this->user_data["f_" . $row["field_id"]] = $row["value"];
        }
        $query = "SELECT * FROM udf_clob " .
            "WHERE usr_id = " . $this->db->quote($this->usr_id, 'integer') . "";
        $res = $this->db->query($query);
        while ($row = $res->fetchRow(ilDBConstants::FETCHMODE_ASSOC)) {
            $this->user_data["f_" . $row["field_id"]] = $row["value"];
        }
    }
}