136 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			136 lines
		
	
	
	
		
			4.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| // +-----------------------------------------------------------------------+
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| // | Piwigo - a PHP based picture gallery                                  |
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| // +-----------------------------------------------------------------------+
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| // | Copyright(C) 2008-2010 Piwigo Team                  http://piwigo.org |
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| // | Copyright(C) 2003-2008 PhpWebGallery Team    http://phpwebgallery.net |
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| // | Copyright(C) 2002-2003 Pierrick LE GALL   http://le-gall.net/pierrick |
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| // +-----------------------------------------------------------------------+
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| // | This program is free software; you can redistribute it and/or modify  |
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| // | it under the terms of the GNU General Public License as published by  |
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| // | the Free Software Foundation                                          |
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| // |                                                                       |
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| // | This program is distributed in the hope that it will be useful, but   |
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| // | WITHOUT ANY WARRANTY; without even the implied warranty of            |
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| // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU      |
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| // | General Public License for more details.                              |
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| // |                                                                       |
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| // | You should have received a copy of the GNU General Public License     |
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| // | along with this program; if not, write to the Free Software           |
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| // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, |
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| // | USA.                                                                  |
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| // +-----------------------------------------------------------------------+
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| 
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| include_once(PHPWG_ROOT_PATH.'include/calendar_base.class.php');
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| 
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| define ('CYEAR', 0);
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| define ('CWEEK', 1);
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| define ('CDAY',  2);
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| 
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| /**
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|  * Weekly calendar style (composed of years/week in years and days in week)
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|  */
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| class Calendar extends CalendarBase
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| {
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| 
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|   /**
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|    * Initialize the calendar
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|    * @param string inner_sql used for queries (INNER JOIN or normal)
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|    */
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|   function initialize($inner_sql)
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|   {
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|     parent::initialize($inner_sql);
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|     global $lang;
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|     $week_no_labels=array();
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|     for ($i=1; $i<=53; $i++)
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|     {
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|       $week_no_labels[$i] = sprintf( l10n("Week %d"), $i);
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|       //$week_no_labels[$i] = $i;
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|     }
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| 
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|     $this->calendar_levels = array(
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|       array(
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|           'sql'=> pwg_db_get_year($this->date_field),
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|           'labels' => null
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|         ),
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|       array(
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|           'sql'=> pwg_db_get_week($this->date_field).'+1',
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|           'labels' => $week_no_labels,
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|         ),
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|       array(
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|           'sql'=> pwg_db_get_dayofweek($this->date_field).'-1',
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|           'labels' => $lang['day']
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|         ),
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|      );
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|     //Comment next lines for week starting on Sunday or if MySQL version<4.0.17
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|     //WEEK(date,5) = "0-53 - Week 1=the first week with a Monday in this year"
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|     $this->calendar_levels[CWEEK]['sql'] = pwg_db_get_week($this->date_field, 5).'+1';
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|     $this->calendar_levels[CDAY]['sql'] = pwg_db_get_weekday($this->date_field);
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|     array_push( $this->calendar_levels[CDAY]['labels'],
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|                 array_shift( $this->calendar_levels[CDAY]['labels'] ) );
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|   }
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| 
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| /**
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|  * Generate navigation bars for category page
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|  * @return boolean false to indicate that thumbnails where not included here
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|  */
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| function generate_category_content()
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| {
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|   global $conf, $page;
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| 
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|   if ( count($page['chronology_date'])==0 )
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|   {
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|     $this->build_nav_bar(CYEAR); // years
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|   }
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|   if ( count($page['chronology_date'])==1 )
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|   {
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|     $this->build_nav_bar(CWEEK, array()); // week nav bar 1-53
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|   }
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|   if ( count($page['chronology_date'])==2 )
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|   {
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|     $this->build_nav_bar(CDAY); // days nav bar Mon-Sun
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|   }
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|   $this->build_next_prev();
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|   return false;
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| }
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| 
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| 
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| /**
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|  * Returns a sql where subquery for the date field
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|  * @param int max_levels return the where up to this level
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|  * (e.g. 2=only year and week in year)
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|  * @return string
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|  */
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| function get_date_where($max_levels=3)
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| {
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|   global $page;
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|   $date = $page['chronology_date'];
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|   while (count($date)>$max_levels)
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|   {
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|     array_pop($date);
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|   }
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|   $res = '';
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|   if (isset($date[CYEAR]) and $date[CYEAR]!=='any')
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|   {
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|     $y = $date[CYEAR];
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|     $res = " AND $this->date_field BETWEEN '$y-01-01' AND '$y-12-31 23:59:59'";
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|   }
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| 
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|   if (isset($date[CWEEK]) and $date[CWEEK]!=='any')
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|   {
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|     $res .= ' AND '.$this->calendar_levels[CWEEK]['sql'].'='.$date[CWEEK];
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|   }
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|   if (isset($date[CDAY]) and $date[CDAY]!=='any')
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|   {
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|     $res .= ' AND '.$this->calendar_levels[CDAY]['sql'].'='.$date[CDAY];
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|   }
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|   if (empty($res))
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|   {
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|     $res = ' AND '.$this->date_field.' IS NOT NULL';
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|   }
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|   return $res;
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| }
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| 
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| }
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| 
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| ?>
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