Location: PHPKode > projects > Pligg > pligg/plugins/function.html_select_date.php
<?php
/*
 * Template Lite plugin
 * -------------------------------------------------------------
 * Type:     function
 * Name:     html_select_date
 * Version:  1.3
 * Purpose:  Prints the dropdowns for date selection.
 * Author:   Andrei Zmievski
 *
 * ChangeLog: 1.0 initial release
 *            1.1 added support for +/- N syntax for begin
 *                and end year values. (Monte)
 *            1.2 added support for yyyy-mm-dd syntax for
 *                time value. (Jan Rosier)
 *            1.3 added support for choosing format for 
 *                month values (Gary Loescher)
 *            1.3.1 added support for choosing format for
 *                day values (Marcus Bointon)
 * Taken from the original Smarty
 * http://smarty.php.net
 * -------------------------------------------------------------
 */
function tpl_function_html_select_date($params, &$template_object)
{
	require_once("shared.make_timestamp.php");
	require_once("function.html_options.php");

    /* Default values. */
    $prefix          = "Date_";
    $start_year      = strftime("%Y");
    $end_year        = $start_year;
    $display_days    = true;
    $display_months  = true;
    $display_years   = true;
    $month_format    = "%B";
    /* Write months as numbers by default  GL */
    $month_value_format = "%m";
    $day_format      = "%02d";
    /* Write day values using this format MB */
    $day_value_format = "%d";
    $year_as_text    = false;
    /* Display years in reverse order? Ie. 2000,1999,.... */
    $reverse_years   = false;
    /* Should the select boxes be part of an array when returned from PHP?
       e.g. setting it to "birthday", would create "birthday[Day]",
       "birthday[Month]" & "birthday[Year]". Can be combined with prefix */
    $field_array     = null;
    /* <select size>'s of the different <select> tags.
       If not set, uses default dropdown. */
    $day_size        = null;
    $month_size      = null;
    $year_size       = null;
    /* Unparsed attributes common to *ALL* the <select>/<input> tags.
       An example might be in the template: all_extra ='class ="foo"'. */
    $all_extra       = null;
    /* Separate attributes for the tags. */
    $day_extra       = null;
    $month_extra     = null;
    $year_extra      = null;
    /* Order in which to display the fields.
       "D" -> day, "M" -> month, "Y" -> year. */
    $field_order      = 'MDY';
    /* String printed between the different fields. */
    $field_separator = "\n";
	$time = time();

    extract($params);

  	// If $time is not in format yyyy-mm-dd
  	if (!preg_match('/^\d{4}-\d{2}-\d{2}$/', $time))
	{
  		// then $time is empty or unix timestamp or mysql timestamp
  		// using smarty_make_timestamp to get an unix timestamp and
  		// strftime to make yyyy-mm-dd
  		$time = strftime('%Y-%m-%d', tpl_make_timestamp($time));
  	}
  	// Now split this in pieces, which later can be used to set the select
  	$time = explode("-", $time);

  	// make syntax "+N" or "-N" work with start_year and end_year
  	if (preg_match('!^(\+|\-)\s*(\d+)$!', $end_year, $match))
	{
  		if ($match[1] == '+')
		{
  			$end_year = strftime('%Y') + $match[2];
  		}
		else
		{
  			$end_year = strftime('%Y') - $match[2];
  		}
  	}
  	if (preg_match('!^(\+|\-)\s*(\d+)$!', $start_year, $match))
	{
  		if ($match[1] == '+')
		{
  			$start_year = strftime('%Y') + $match[2];
  		}
		else
		{
  			$start_year = strftime('%Y') - $match[2];
  		}
  	}

    $field_order = strtoupper($field_order);
    $html_result = $month_result = $day_result = $year_result = "";

    if ($display_months)
	{
        $month_names = array();
        $month_values = array();

        for ($i = 1; $i <= 12; $i++)
		{
            $month_names[] = strftime($month_format, mktime(0, 0, 0, $i, 1, 2000));
            $month_values[] = strftime($month_value_format, mktime(0, 0, 0, $i, 1, 2000));
        }

        $month_result .= '<select name=';
        if (null !== $field_array)
		{
            $month_result .= '"' . $field_array . '[' . $prefix . 'Month]"';
        }
		else
		{
            $month_result .= '"' . $prefix . 'Month"';
        }
        if (null !== $month_size)
		{
            $month_result .= ' size="' . $month_size . '"';
        }
        if (null !== $month_extra)
		{
            $month_result .= ' ' . $month_extra;
        }
        if (null !== $all_extra)
		{
            $month_result .= ' ' . $all_extra;
        }
        $month_result .= '>'."\n";
        $month_result .= tpl_function_html_options(array('output'     => $month_names,
                                                            'values'     => $month_values,
                                                            'selected'   => $month_values[$time[1]-1],
                                                            'print_result' => false),
                                                      $template_object);
        $month_result .= '</select>';
    }

    if ($display_days)
	{
        $days = array();
        for ($i = 1; $i <= 31; $i++)
		{
            $days[] = sprintf($day_format, $i);
            $day_values[] = sprintf($day_value_format, $i);
        }

        $day_result .= '<select name=';
        if (null !== $field_array)
		{
            $day_result .= '"' . $field_array . '[' . $prefix . 'Day]"';
        }
		else
		{
            $day_result .= '"' . $prefix . 'Day"';
        }
        if (null !== $day_size)
		{
            $day_result .= ' size="' . $day_size . '"';
        }
        if (null !== $all_extra)
		{
            $day_result .= ' ' . $all_extra;
        }
        if (null !== $day_extra)
		{
            $day_result .= ' ' . $day_extra;
        }
        $day_result .= '>'."\n";
        $day_result .= tpl_function_html_options(array('output'     => $days,
                                                          'values'     => $day_values,
                                                          'selected'   => $time[2],
                                                          'print_result' => false),
                                                    $template_object);
        $day_result .= '</select>';
    }

    if ($display_years)
	{
        if (null !== $field_array)
		{
            $year_name = $field_array . '[' . $prefix . 'Year]';
        }
		else
		{
            $year_name = $prefix . 'Year';
        }
        if ($year_as_text)
		{
            $year_result .= '<input type="text" name="' . $year_name . '" value="' . $time[0] . '" size="4" maxlength="4"';
            if (null !== $all_extra)
			{
                $year_result .= ' ' . $all_extra;
            }
            if (null !== $year_extra)
			{
                $year_result .= ' ' . $year_extra;
            }
            $year_result .= '>';
        }
		else
		{
            $years = range((int)$start_year, (int)$end_year);
            if ($reverse_years)
			{
                rsort($years, SORT_NUMERIC);
            }

            $year_result .= '<select name="' . $year_name . '"';
            if (null !== $year_size)
			{
                $year_result .= ' size="' . $year_size . '"';
            }
            if (null !== $all_extra)
			{
                $year_result .= ' ' . $all_extra;
            }
            if (null !== $year_extra)
			{
                $year_result .= ' ' . $year_extra;
            }
            $year_result .= '>'."\n";
            $year_result .= tpl_function_html_options(array('output' => $years,
                                                               'values' => $years,
                                                               'selected'   => $time[0],
                                                               'print_result' => false),
                                                         $template_object);
            $year_result .= '</select>';
        }
    }

    // Loop thru the field_order field
    for ($i = 0; $i <= 2; $i++)
	{
		$c = substr($field_order, $i, 1);
		switch ($c)
		{
			case 'D':
				$html_result .= $day_result;
				break;

			case 'M':
				$html_result .= $month_result;
				break;

			case 'Y':
				$html_result .= $year_result;
				break;
		}
		// Add the field seperator
		if($i != 2)
		{
			$html_result .= $field_separator;
		}
	}
    return $html_result;
}

?>
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