class.ilPageMultiLang.php

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<?php
 
/* Copyright (c) 1998-2014 ILIAS open source, Extended GPL, see docs/LICENSE */
 
class ilPageMultiLang
{
        protected $db;
        protected $parent_type;
        protected $parent_id;
        protected $master_lang;
        protected $languages = array();
        protected $activated = false;
        
        function __construct($a_parent_type, $a_parent_id)
        {
                global $ilDB;
                
                $this->db = $ilDB;
                
                $this->setParentType($a_parent_type);
                $this->setParentId($a_parent_id);
 
                if ($this->getParentType() == "")
                {
                        include_once("./Services/COPage/exceptions/class.ilCOPageException.php");
                        throw new ilCOPageException("ilPageMultiLang: No parent type passed.");
                }
                
                if ($this->getParentId() <= 0)
                {
                        include_once("./Services/COPage/exceptions/class.ilCOPageException.php");
                        throw new ilCOPageException("ilPageMultiLang: No parent ID passed.");
                }
                
                $this->read();
        }
        
        function setParentType($a_val)
        {
                $this->parent_type = $a_val;
        }
        
        function getParentType()
        {
                return $this->parent_type;
        }
        
        function setParentId($a_val)
        {
                $this->parent_id = $a_val;
        }
        
        function getParentId()
        {
                return $this->parent_id;
        }
        
        function setMasterLanguage($a_val)
        {
                $this->master_lang = $a_val;
        }
        
        function getMasterLanguage()
        {
                return $this->master_lang;
        }
 
        function setLanguages(array $a_val)
        {
                $this->languages = $a_val;
        }
        
        function getLanguages()
        {
                return $this->languages;
        }
        
        function addLanguage($a_lang)
        {
                if ($a_lang != "" && !in_array($a_lang, $this->languages))
                {
                        $this->languages[] = $a_lang;
                }
        }
        
        
        protected function setActivated($a_val)
        {
                $this->activated = $a_val;
        }
        
        function getActivated()
        {
                return $this->activated;
        }
        
        function read()
        {
                $set = $this->db->query("SELECT * FROM copg_multilang ".
                        " WHERE parent_type = ".$this->db->quote($this->getParentType(), "text").
                        " AND parent_id = ".$this->db->quote($this->getParentId(), "integer")
                        );
                if ($rec = $this->db->fetchAssoc($set))
                {
                        $this->setMasterLanguage($rec["master_lang"]);
                        $this->setActivated(true);
                }
                else
                {
                        $this->setActivated(false);
                }
 
                $this->setLanguages(array());
                $set = $this->db->query("SELECT * FROM copg_multilang_lang ".
                        " WHERE parent_type = ".$this->db->quote($this->getParentType(), "text").
                        " AND parent_id = ".$this->db->quote($this->getParentId(), "integer")
                        );
                while ($rec = $this->db->fetchAssoc($set))
                {
                        $this->addLanguage($rec["lang"]);
                }
        }
 
        function delete()
        {
                $this->db->manipulate("DELETE FROM copg_multilang ".
                        " WHERE parent_type = ".$this->db->quote($this->getParentType(), "text").
                        " AND parent_id = ".$this->db->quote($this->getParentId(), "integer")
                );
                $this->db->manipulate("DELETE FROM copg_multilang_lang ".
                        " WHERE parent_type = ".$this->db->quote($this->getParentType(), "text").
                        " AND parent_id = ".$this->db->quote($this->getParentId(), "integer")
                );
        }
 
        function save()
        {
                $this->delete();
 
                $this->db->manipulate("INSERT INTO copg_multilang ".
                        "(parent_type, parent_id, master_lang) VALUES (".
                        $this->db->quote($this->getParentType(), "text").",".
                        $this->db->quote($this->getParentId(), "integer").",".
                        $this->db->quote($this->getMasterLanguage(), "text").
                        ")");
                
                foreach ($this->getLanguages() as $lang)
                {
                        $this->db->manipulate("INSERT INTO copg_multilang_lang ".
                                "(parent_type, parent_id, lang) VALUES (".
                                $this->db->quote($this->getParentType(), "text").",".
                                $this->db->quote($this->getParentId(), "integer").",".
                                $this->db->quote($lang, "text").
                                ")");
                }
        }
 
        function copy($a_target_parent_type, $a_target_parent_id)
        {
                if ($this->getActivated())
                {
                        $target_ml = new ilPageMultiLang($a_target_parent_type, $a_target_parent_id);
                        $target_ml->setMasterLanguage($this->getMasterLanguage());
                        $target_ml->setLanguages($this->getLanguages());
                        $target_ml->save();
                        return $target_ml;
                }
 
                return null;
        }
 
 
        function getEffectiveLang($a_lang)
        {
                if ($this->getActivated() &&
                        in_array($a_lang, $this->getLanguages()) &&
                        ilPageObject::_exists($this->getParentType(), $this->getParentId(), $a_lang))
                {
                        return $a_lang;
                }
                return "-";
        }
        
        
}
 
?>