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<?php
/*****************************************
* File      :   $RCSfile: functions.frontend.list.php,v $
* Project   :   Contenido
* Descr     :   Contenido Frontend list
*
* Author    :   $Author: timo.hummel $
*               
* Created   :   09.10.2003
* Modified  :   $Date: 2003/12/05 10:35:05 $
*
* © four for business AG, www.4fb.de
*
* $Id: functions.frontend.list.php,v 1.1.2.2 2003/12/05 10:35:05 timo.hummel Exp $
******************************************/

/**
 * Class FrontendList
 * Class for scrollable frontend lists
 * @author Timo A. Hummel <Timo.Hummel@4fb.de>
 * @version 0.1
 */
class FrontendList
{
	/**
     * Wrap for a single item
     * @var string
     */
	var $itemwrap;
	
	/**
     * Wrap for table start
     * @var string
     */	
	var $startwrap;
	
	/**
     * Wrap for table end
     * @var string
     */	
	var $endwrap;
	
	/**
     * Data container
     * @var array
     */	
	var $data = Array();
	
	/**
     * Number of records displayed per page
     * @var string
     */	
	var $resultsPerPage;

	/**
     * Start page
     * @var string
     */	
	var $listStart;
	

	/**
     * Creates a new FrontendList object.
 	 *
	 * The placeholder for item wraps are the same as for
	 * sprintf. See the documentation for sprintf.
	 * 
	 * Caution: Make sure that percentage signs are written as %%.
	 *
     * @param $startwrap	Wrap for the list start
	 * @param $endwrap		Wrap for the list end
	 * @param $itemwrap		Wrap for a single item
     */	
	function FrontendList ($startwrap, $endwrap, $itemwrap)
	{
		$this->resultsPerPage = 0;
		$this->listStart = 1;
		
		$this->itemwrap = $itemwrap;
		$this->startwrap = $startwrap;
		$this->endwrap = $endwrap;	
	}

	/**
     * Sets data.
 	 *
	 * Note: This function eats as many parameters as you specify.
	 * 
	 * Example:
	 * $obj->setData(0, "foo", "bar");
	 *
	 * Make sure that the amount of parameters stays the same for all
	 * setData calls in a single object.
	 * 
     * @param $index	Numeric index
	 * @param ...	Additional parameters (data)
     */		
	function setData ($index)
	{
		
		$numargs = func_num_args();
		
		for ($i=1;$i<$numargs;$i++)
		{
			$this->data[$index][$i] = func_get_arg($i);
		}
	}

	/**
     * Sets the number of records per page.
	 * 
     * @param $numresults	Amount of records per page
     */			
	function setResultsPerPage ($numresults)
	{
		$this->resultsPerPage = $numresults;
	}	

	/**
     * Sets the starting page number.
	 * 
     * @param $startpage	Page number on which the list display starts
     */			
	function setListStart ($startpage)
	{
		$this->listStart = $startpage;
	}

	/**
     * Returns the current page.
	 * 
     * @param $none
	 * @returns Current page number
     */		
	function getCurrentPage ()
	{
		if ($this->resultsPerPage == 0)
		{
			return 1;	
		}
		
		return ($this->listStart);
	}
	
	/**
     * Returns the amount of pages.
	 * 
     * @param $none
	 * @returns Amount of pages
     */		
	function getNumPages ()
	{
		return (ceil(count($this->data) / $this->resultsPerPage));
	}	

	/**
     * Sorts the list by a given field and a given order.
	 * 
     * @param $field	Field index
	 * @param $order	Sort order (see php's sort documentation
     */	
	function sort ($field, $order)
	{
		$this->data = array_csort($this->data, "$field", $order);
	}
	
	/**
     * Outputs or optionally returns 
	 * 
     * @param $return	If true, returns the list
     */			
	function output ($return = false)
	{
		$output = $this->startwrap;
		
		$currentpage = $this->getCurrentPage();
		
		$itemstart = (($currentpage-1)*$this->resultsPerPage)+1;
		
		if ($this->resultsPerPage == 0)
		{
			$itemend = count($this->data) - ($itemstart-1);
		} else {
			$itemend = $currentpage*$this->resultsPerPage;
		}
		
		if ($itemend > count($this->data))
		{
			$itemend = count($this->data);
		}
			
		for ($i=$itemstart;$i<$itemend+1;$i++)
		{
			$items = "";
			

			foreach ($this->data[$i-1] as $key => $value)
			{
				$items .= ", '".addslashes($value)."'";
			}
			
			$execute = '$output .= sprintf($this->itemwrap '.$items.');';
			
			eval($execute);

		}
		
		$output = stripslashes($output);
		$output .= $this->endwrap;
		
		if ($return == true)
		{
			return $output;
		} else {
			echo $output;
		}
	}
}


function array_csort() {  //coded by Ichier2003
   $args = func_get_args();
   $marray = array_shift($args);
   $msortline = "return(array_multisort(";
   foreach ($args as $arg) {
       $i++;
       if (is_string($arg)) {
           foreach ($marray as $row) {
               $sortarr[$i][] = $row[$arg];
           }
       } else {
           $sortarr[$i] = $arg;
       }
       $msortline .= "\$sortarr[".$i."],";
   }
   $msortline .= "\$marray));";
   eval($msortline);
   return $marray;
}
?>

Code: Alles auswählen

* $Id: functions.frontend.list.php,v 1.1.2.2 2003/12/05 10:35:05 timo.hummel Exp $

Code: Alles auswählen

* $Id: functions.frontend.list.php,v 1.3 2004/02/02 15:59:30 timo.hummel Exp $