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https://github.com/Piwigo/Piwigo.git
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cba56c06ed
worked on css (still not perfect due to IE) git-svn-id: http://piwigo.org/svn/trunk@1069 68402e56-0260-453c-a942-63ccdbb3a9ee
355 lines
10 KiB
PHP
355 lines
10 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | PhpWebGallery - a PHP based picture gallery |
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// | Copyright (C) 2003-2006 PhpWebGallery Team - http://phpwebgallery.net |
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// +-----------------------------------------------------------------------+
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// | branch : BSF (Best So Far)
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// | file : $RCSfile$
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// | last update : $Date: 2006-01-27 02:11:43 +0100 (ven, 27 jan 2006) $
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// | last modifier : $Author: rvelices $
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// | revision : $Revision: 1014 $
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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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* Base class for monthly and weekly calendar styles
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*/
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class CalendarBase
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{
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// db column on which this calendar works
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var $date_field;
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// used for queries (INNER JOIN or normal)
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var $inner_sql;
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// base url used when generating html links
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var $url_base;
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// array of date components e.g. (2005,10,12) ...
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var $date_components;
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//
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var $calendar_levels;
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var $has_nav_bar;
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/**
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* Initialize the calendar
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* @param string date_field db column on which this calendar works
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* @param string inner_sql used for queries (INNER JOIN or normal)
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* @param array date_components
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*/
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function initialize($date_field, $inner_sql, $date_components)
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{
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$this->date_field = $date_field;
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$this->inner_sql = $inner_sql;
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$this->date_components = $date_components;
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$this->has_nav_bar = false;
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}
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function get_display_name()
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{
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global $conf;
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$res = '';
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$url = $this->url_base;
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for ($i=0; $i<count($this->date_components); $i++)
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{
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$res .= $conf['level_separator'];
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if ($i>0)
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{
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$url .= '-';
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}
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$url .= $this->date_components[$i];
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if ( isset($this->date_components[$i+1]) )
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{
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$res .=
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'<a href="'.$url.'">'
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.$this->get_date_component_label($i, $this->date_components[$i])
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.'</a>';
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}
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else
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{
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$res .=
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'<span class="calInHere">'
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.$this->get_date_component_label($i, $this->date_components[$i])
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.'</span>';
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}
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}
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return $res;
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}
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//--------------------------------------------------------- private members ---
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/**
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* Returns a display name for a date component optionally using labels
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*/
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function get_date_component_label($level, $date_component)
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{
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$label = $date_component;
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if (isset($this->calendar_levels[$level]['labels'][$date_component]))
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{
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$label = $this->calendar_levels[$level]['labels'][$date_component];
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}
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elseif ('any' === $date_component )
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{
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$label = l10n('calendar_any');
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}
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return $label;
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}
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/**
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* Gets a nice display name for a date to be shown in previos/next links.
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*/
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function get_date_nice_name($date)
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{
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$date_components = explode('-', $date);
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$res = '';
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for ($i=count($date_components)-1; $i>=0; $i--)
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{
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if ('any' !== $date_components[$i])
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{
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$label = $this->get_date_component_label($i, $date_components[$i] );
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if ( $res!='' )
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{
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$res .= ' ';
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}
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$res .= $label;
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}
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}
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return $res;
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}
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/**
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* Creates a calendar navigation bar.
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*
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* @param string url_base - links start with this root
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* @param array items - hash of items to put in the bar (e.g. 2005,2006)
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* @param array selected_item - item currently selected (e.g. 2005)
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* @param string class_prefix - html class attribute prefix for span elements
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* @param bool show_any - adds any link to the end of the bar
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* @param bool show_empty - shows all labels even those without items
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* @param array labels - optional labels for items (e.g. Jan,Feb,...)
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* @return string the navigation bar
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*/
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function get_nav_bar_from_items($url_base, $items, $selected_item,
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$class_prefix, $show_any,
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$show_empty=false, $labels=null)
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{
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global $conf;
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$nav_bar = '';
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if ($conf['calendar_show_empty'] and $show_empty and !empty($labels) )
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{
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foreach ($labels as $item => $label)
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{
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if ( ! isset($items[$item]) )
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{
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$items[$item] = -1;
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}
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}
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ksort($items);
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}
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foreach ($items as $item => $nb_images)
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{
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$label = $item;
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if (isset($labels[$item]))
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{
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$label = $labels[$item];
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}
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if (isset($selected_item) and $item == $selected_item)
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{
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$nav_bar .= '<span class="'.$class_prefix.'Sel">';
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$nav_bar .= $label;
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}
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elseif ($nb_images==-1)
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{
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$nav_bar .= '<span class="'.$class_prefix.'Empty">';
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$nav_bar .= $label;
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}
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else
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{
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$nav_bar .= '<span class="'.$class_prefix.'">';
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$url = $url_base . $item;
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$nav_bar .= '<a href="'.$url.'">';
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$nav_bar .= $label;
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$nav_bar .= '</a>';
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}
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if ($nb_images > 0)
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{
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$nav_bar .= '('.$nb_images.')';
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}
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$nav_bar.= '</span>';
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}
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if ($conf['calendar_show_any'] and $show_any and count($items) > 1)
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{
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$label = l10n('calendar_any');
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if (isset($selected_item) and 'any' === $selected_item)
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{
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$nav_bar .= '<span class="'.$class_prefix.'Sel">';
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$nav_bar .= $label;
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}
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else
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{
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$nav_bar .= '<span class="'.$class_prefix.'">';
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$url = $url_base . 'any';
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$nav_bar .= '<a href="'.$url.'">';
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$nav_bar .= $label;
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$nav_bar .= '</a>';
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}
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$nav_bar.= '</span>';
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}
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return $nav_bar;
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}
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/**
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* Creates a calendar navigation bar for a given level.
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*
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* @param int level - the level (0-year,1-month/week,2-day)
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* @return void
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*/
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function build_nav_bar($level, $labels=null)
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{
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global $template, $conf;
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$query = '
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SELECT DISTINCT('.$this->calendar_levels[$level]['sql']
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.') as period';
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$query.= $this->inner_sql;
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$query.= $this->get_date_where($level);
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$query.= '
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GROUP BY period
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;';
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$level_items = array();
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$result = pwg_query($query);
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while ($row = mysql_fetch_array($result))
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{
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$level_items[$row['period']] = 0;
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}
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if ( count($level_items)==1 and
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count($this->date_components)<count($this->calendar_levels)-1)
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{
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if ( ! isset($this->date_components[$level]) )
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{
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list($key) = array_keys($level_items);
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$this->date_components[$level] = (int)$key;
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if ( $level<count($this->date_components) and
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$level!=count($this->calendar_levels)-1 )
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{
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return;
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}
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}
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}
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$url_base = $this->url_base;
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for ($i=0; $i<$level; $i++)
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{
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if (isset($this->date_components[$i]))
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{
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$url_base .= $this->date_components[$i].'-';
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}
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}
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$nav_bar = $this->get_nav_bar_from_items(
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$url_base,
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$level_items,
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null,
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'calItem',
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true,
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true,
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isset($labels) ? $labels : $this->calendar_levels[$level]['labels']
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);
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$template->assign_block_vars(
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'calendar.navbar',
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array(
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'BAR' => $nav_bar,
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)
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);
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$this->has_nav_bar = true;
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}
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/**
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* Assigns the next/previous link to the template with regards to
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* the currently choosen date.
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*/
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function build_next_prev()
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{
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global $template;
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$prev = $next =null;
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if ( empty($this->date_components) )
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return;
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$query = 'SELECT CONCAT_WS("-"';
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for ($i=0; $i<count($this->date_components); $i++)
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{
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if ( 'any' === $this->date_components[$i] )
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{
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$query .= ','.'"any"';
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}
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else
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{
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$query .= ','.$this->calendar_levels[$i]['sql'];
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}
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}
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$current = implode('-', $this->date_components );
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$query.=') as period' . $this->inner_sql .'
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AND ' . $this->date_field . ' IS NOT NULL
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GROUP BY period';
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$upper_items = array_from_query( $query, 'period');
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usort($upper_items, 'version_compare');
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$upper_items_rank = array_flip($upper_items);
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if ( !isset($upper_items_rank[$current]) )
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{
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array_push($upper_items, $current);// just in case (external link)
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usort($upper_items, 'version_compare');
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$upper_items_rank = array_flip($upper_items);
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}
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$current_rank = $upper_items_rank[$current];
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if (!$this->has_nav_bar and
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($current_rank>0 or $current_rank < count($upper_items)-1 ) )
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{
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$template->assign_block_vars( 'calendar.navbar', array() );
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}
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if ( $current_rank>0 )
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{ // has previous
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$prev = $upper_items[$current_rank-1];
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$template->assign_block_vars(
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'calendar.navbar.prev',
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array(
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'LABEL' => $this->get_date_nice_name($prev),
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'URL' => $this->url_base . $prev,
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)
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);
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}
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if ( $current_rank < count($upper_items)-1 )
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{
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// has next
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$next = $upper_items[$current_rank+1];
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$template->assign_block_vars(
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'calendar.navbar.next',
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array(
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'LABEL' => $this->get_date_nice_name($next),
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'URL' => $this->url_base . $next,
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)
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);
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}
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}
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}
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?>
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