Location: PHPKode > projects > Open Media Collectors Database > export/CSVExportPlugin.class.php
<?php
/* 	
 	Open Media Collectors Database
	Copyright (C) 2001,2006 by Jason Pell

	This program is free software; you can redistribute it and/or
	modify it under the terms of the GNU General Public License
	as published by the Free Software Foundation; either version 2
	of the License, or (at your option) any later version.

	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with this program; if not, write to the Free Software
	Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
*/

class CSVExportPlugin
{
	function CSVExportPlugin() {
	}
	
	/*
	* The content type, when saved as file.
	*/
	function get_file_content_type()
	{
		return 'application/csv';
	}

	/*
	* The filename extension, when saved as file.
	*/
	function get_file_extension()
	{
		return 'csv';
	}

	function get_display_name()
	{
		return 'Comma Delimited Format';
	}
	
	function get_plugin_type()
	{
		return 'row';
	}
	
	function prompt_header($columns)
	{
		$buffer = "";
	
		while(list(,$column) = each($columns))
		{
			if(strlen($buffer)>0)
				$buffer .= ",$column";
			else
				$buffer .= "$column";
		}
		return $buffer."\n";
	}

	function item_row($columns)
	{
		$buffer = "";
	
		$isFirst = TRUE;
		while(list(,$column) = each($columns))
		{
			if(is_array($column))
			{
				$colval = '';
				for($i=0; $i<count($column); $i++)
				{
					if($i>0)
						$colval .= ',';
					$colval .= $column[$i];
				}
				
				unset($column); // unset, so we can assign a string to it.
				$column = $colval;
			}
			
			$doQuote=FALSE;
			if(strpos($column, "\"")!==FALSE)
			{
				$column = str_replace("\"", "\"\"", $column);
				$doQuote=TRUE;
			}
				
			if(strpos($column, ",")!==FALSE || strpos($column, "\n")!==FALSE)
			{
				$doQuote=TRUE;
			}
			
			if($doQuote)
				$column = "\"".$column."\"";
							
			if(!$isFirst) {
				$buffer .= ",$column";
			} else {
				$buffer .= "$column";
				$isFirst = FALSE;
			}
		}
		return $buffer."\n";
	}
}
?>
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