pmsg_algorithms.php

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<?php

      /*
      *     This source code is a part of the Ultimix Project. 
      *     It is distributed under BSD license. All other third side source code (like tinyMCE) is distributed under 
      *     it's own license wich could be found from the corresponding files or sources. 
      *     This source code is provided "as is" without any warranties or garanties.
      *
      *     Have a nice day!
      *
      *     @url http://ultimix.sorceforge.net
      *
      *     @author Alexey "gdever" Dodonov
      */

      class pmsg_algorithms_1_0_0{
      
            var                           $Database = false;
            var                           $PmsgAccess = false;
            var                           $Security = false;
            var                           $UserAlgorithms = false;
            
            function                __construct()
            {
                  try
                  {
                        $this->Database = get_package( 'database' , 'last' , __FILE__ );
                        $this->PmsgAccess = get_package( 'pmsg::pmsg_access' , 'last' , __FILE__ );
                        $this->Security = get_package( 'security' , 'last' , __FILE__ );
                        $this->UserAlgorithms = get_package( 'user::user_algorithms' , 'last' , __FILE__ );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      
            function                select_incoming_messages( $Start = false , $Limit = false , $Field = false , 
                                                                                $Order = false , $Condition = false )
            {
                  try
                  {
                        $Login = $this->UserAlgorithms->get_login();
                        
                        return( 
                              $this->PmsgAccess->select( 
                                    $Start , $Limit , $Field , $Order , "( $Condition ) AND recipient LIKE '$Login' AND deleted = 0"
                              )
                        );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                select_outgoing_messages( $Start = false , $Limit = false , $Field = false , 
                                                                                $Order = false , $Options = false )
            {
                  try
                  {
                        $Login = $this->UserAlgorithms->get_login();
                        
                        return( 
                              $this->PmsgAccess->select( 
                                    $Start , $Limit , $Field , $Order , 
                                    "author LIKE '$Login' AND NOT ( author LIKE recipient AND deleted IN ( 1 , 2 ) )"
                              )
                        );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                select_deleted_messages( $Start = false , $Limit = false , $Field = false , 
                                                                                $Order = false , $Options = false )
            {
                  try
                  {
                        $Login = $this->UserAlgorithms->get_login();
                        
                        return( 
                              $this->PmsgAccess->select( 
                                    $Start , $Limit , $Field , $Order , "recipient LIKE '$Login' AND deleted = 1"
                              )
                        );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                delete_message_for_user( $id , $Options )
            {
                  try
                  {
                        $id = $this->Security->get( $id , 'integer_list' );

                        $Login = $this->UserAlgorithms->get_login();
                        
                        $Messages = $this->PmsgAccess->unsafe_select( "recipient LIKE '$Login' AND id IN ( $id )" );
                        
                        $id = implode( ',' , get_field_ex( $Messages , 'id' ) );

                        $this->PmsgAccess->update( $id , array( 'deleted' => 1 ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                cleanup_message_for_user( $id )
            {
                  try
                  {
                        if( is_array( $id ) )
                        {
                              $id = $this->Security->get( $id , 'integer' );
                              $id = implode( ' , ' , $id );
                        }
                        else
                        {
                              $id = $this->Security->get( $id , 'integer_list' );
                        }

                        $Login = $this->UserAlgorithms->get_login();
                        
                        $Messages = $this->PmsgAccess->unsafe_select( "recipient LIKE '$Login' AND id IN ( $id )" );
                        
                        $id = implode( ',' , get_field_ex( $Messages , 'id' ) );

                        $this->PmsgAccess->update( $id , array( 'deleted' => 2 ) );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                create( $Record )
            {
                  try
                  {
                        $Login = $this->UserAlgorithms->get_login();
                        set_field( $Record , 'author' , $Login );
                        
                        $AllRecipients = $this->Security->get( get_field( $Record , 'recipient' ) , 'string' );
                        $AllRecipients = explode( ',' , $AllRecipients );
                        
                        foreach( $AllRecipients as $k => $Recipient )
                        {
                              $Recipient = trim( $Recipient , " \t\r\n," );
                              if( $Recipient != '' )
                              {
                                    set_field( $Record , 'recipient' , $Recipient );
                                    $this->PmsgAccess->create( $Record );
                              }
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_not_read_messages_count()
            {
                  try
                  {
                        $Login = $this->UserAlgorithms->get_login();
                        $Count = count( $this->PmsgAccess->unsafe_select( "recipient LIKE '$Login' AND `read` = 0" ) );
                        return( $Count );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                get_by_id( $id )
            {
                  try
                  {
                        $id = $this->Security->get( $id , 'integer' );
                        
                        $Records = $this->unsafe_select( $this->NativeTable.".id = $id" );
                        
                        if( count( $Records ) == 0 )
                        {
                              throw( new Exception( 'Record was not found' ) );
                        }
                        
                        return( $Records[ 0 ] );
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
            
            function                set_read( $id )
            {
                  try
                  {
                        $id = $this->Security->get( $id , 'integer' );
                        $Login = $this->UserAlgorithms->get_login();
                        
                        $Record = $this->PmsgAccess->unsafe_select( "id = $id AND recipient LIKE '$Login'" );
                        if( count( $Record ) > 0 )
                        {
                              $this->PmsgAccess->update( $id , array( '`read`' => 1 ) );
                        }
                  }
                  catch( Exception $e )
                  {
                        $a = func_get_args();_throw_exception_object( __METHOD__ , $a , $e );
                  }
            }
      }

?>