mirror of
https://github.com/Piwigo/Piwigo.git
synced 2025-04-27 11:49:56 +03:00
42abf4c576
limitations. Each image can be associated to as many tag as needed. Tags can contain non ASCII characters. Oriented navigation with tags by association. git-svn-id: http://piwigo.org/svn/trunk@1119 68402e56-0260-453c-a942-63ccdbb3a9ee
571 lines
14 KiB
PHP
571 lines
14 KiB
PHP
<?php
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// +-----------------------------------------------------------------------+
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// | PhpWebGallery - a PHP based picture gallery |
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// | Copyright (C) 2002-2003 Pierrick LE GALL - pierrick@phpwebgallery.net |
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// | Copyright (C) 2003-2005 PhpWebGallery Team - http://phpwebgallery.net |
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// +-----------------------------------------------------------------------+
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// | branch : BSF (Best So Far)
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// | last update : $Date$
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// | last modifier : $Author$
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// | revision : $Revision$
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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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function get_icon($date)
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{
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global $page, $user, $conf, $lang;
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if (empty($date))
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{
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$date = 'NULL';
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}
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if (isset($page['get_icon_cache'][$date]))
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{
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return $page['get_icon_cache'][$date];
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}
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if (!preg_match('/^(\d{4})-(\d{2})-(\d{2})/', $date, $matches))
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{
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// date can be empty, no icon to display
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$page['get_icon_cache'][$date] = '';
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return $page['get_icon_cache'][$date];
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}
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list($devnull, $year, $month, $day) = $matches;
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$unixtime = mktime( 0, 0, 0, $month, $day, $year );
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if ($unixtime === false // PHP 5.1.0 and above
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or $unixtime === -1) // PHP prior to 5.1.0
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{
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$page['get_icon_cache'][$date] = '';
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return $page['get_icon_cache'][$date];
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}
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$diff = time() - $unixtime;
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$day_in_seconds = 24*60*60;
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$output = '';
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$title = $lang['recent_image'].' ';
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if ( $diff < $user['recent_period'] * $day_in_seconds )
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{
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$icon_url = get_themeconf('icon_dir').'/recent.png';
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$title .= $user['recent_period'];
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$title .= ' '.$lang['days'];
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$size = getimagesize( $icon_url );
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$icon_url = get_root_url().$icon_url;
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$output = '<img title="'.$title.'" src="'.$icon_url.'" class="icon" style="border:0;';
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$output.= 'height:'.$size[1].'px;width:'.$size[0].'px" alt="(!)" />';
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}
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$page['get_icon_cache'][$date] = $output;
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return $page['get_icon_cache'][$date];
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}
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function create_navigation_bar(
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$url, $nb_element, $start, $nb_element_page, $clean_url = false
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)
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{
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global $lang, $conf;
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$pages_around = $conf['paginate_pages_around'];
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$start_str = $clean_url ? '/start-' : '&start=';
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$navbar = '';
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// current page detection
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if (!isset($start)
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or !is_numeric($start)
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or (is_numeric($start) and $start < 0))
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{
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$start = 0;
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}
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// navigation bar useful only if more than one page to display !
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if ($nb_element > $nb_element_page)
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{
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// current page and last page
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$cur_page = ceil($start / $nb_element_page) + 1;
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$maximum = ceil($nb_element / $nb_element_page);
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// link to first page ?
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if ($cur_page != 1)
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{
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$navbar.=
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'<a href="'.$url.'" rel="start">'
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.$lang['first_page']
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.'</a>';
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}
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else
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{
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$navbar.= $lang['first_page'];
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}
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$navbar.= ' | ';
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// link on previous page ?
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if ($start != 0)
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{
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$previous = $start - $nb_element_page;
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$navbar.=
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'<a href="'
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.$url.($previous > 0 ? $start_str.$previous : '')
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.'" rel="prev">'
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.$lang['previous_page']
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.'</a>';
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}
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else
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{
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$navbar.= $lang['previous_page'];
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}
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$navbar.= ' |';
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if ($cur_page > $pages_around + 1)
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{
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$navbar.= ' <a href="'.$url.'">1</a>';
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if ($cur_page > $pages_around + 2)
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{
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$navbar.= ' ...';
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}
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}
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// inspired from punbb source code
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for ($i = $cur_page - $pages_around, $stop = $cur_page + $pages_around + 1;
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$i < $stop;
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$i++)
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{
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if ($i < 1 or $i > $maximum)
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{
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continue;
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}
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else if ($i != $cur_page)
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{
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$temp_start = ($i - 1) * $nb_element_page;
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$navbar.=
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' '
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.'<a href="'.$url
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.($temp_start > 0 ? $start_str.$temp_start : '')
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.'">'
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.$i
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.'</a>';
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}
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else
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{
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$navbar.=
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' '
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.'<span class="pageNumberSelected">'
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.$i
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.'</span>';
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}
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}
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if ($cur_page < ($maximum - $pages_around))
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{
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$temp_start = ($maximum - 1) * $nb_element_page;
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if ($cur_page < ($maximum - $pages_around - 1))
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{
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$navbar.= ' ...';
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}
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$navbar.= ' <a href="'.$url.$start_str.$temp_start.'">'.$maximum.'</a>';
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}
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$navbar.= ' | ';
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// link on next page ?
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if ($nb_element > $nb_element_page
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and $start + $nb_element_page < $nb_element)
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{
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$next = $start + $nb_element_page;
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$navbar.=
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'<a href="'.$url.$start_str.$next.'" rel="next">'
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.$lang['next_page']
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.'</a>';
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}
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else
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{
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$navbar.= $lang['next_page'];
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}
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$navbar.= ' | ';
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// link to last page ?
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if ($cur_page != $maximum)
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{
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$temp_start = ($maximum - 1) * $nb_element_page;
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$navbar.=
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'<a href="'.$url.$start_str.$temp_start.'" rel="last">'
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.$lang['last_page']
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.'</a>';
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}
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else
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{
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$navbar.= $lang['last_page'];
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}
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}
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return $navbar;
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}
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//
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// Pick a language, any language ...
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//
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function language_select($default, $select_name = "language")
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{
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$available_lang = get_languages();
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$lang_select = '<select name="' . $select_name . '">';
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foreach ($available_lang as $code => $displayname)
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{
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$selected = ( strtolower($default) == strtolower($code) ) ? ' selected="selected"' : '';
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$lang_select .= '<option value="' . $code . '"' . $selected . '>' . ucwords($displayname) . '</option>';
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}
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$lang_select .= '</select>';
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return $lang_select;
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}
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/**
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* returns the list of categories as a HTML string
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*
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* categories string returned contains categories as given in the input
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* array $cat_informations. $cat_informations array must be an association
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* of {category_id => category_name}. If url input parameter is null,
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* returns only the categories name without links.
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*
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* @param array cat_informations
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* @param string url
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* @param boolean replace_space
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* @return string
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*/
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function get_cat_display_name($cat_informations,
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$url = '',
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$replace_space = true)
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{
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global $conf;
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$output = '';
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$is_first = true;
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foreach ($cat_informations as $id => $name)
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{
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if ($is_first)
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{
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$is_first = false;
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}
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else
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{
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$output.= $conf['level_separator'];
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}
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if ( !isset($url) )
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{
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$output.= $name;
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}
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elseif ($url == '')
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{
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$output.= '<a class=""';
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$output.= ' href="'.make_index_url( array('category'=>$id) ).'">';
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$output.= $name.'</a>';
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}
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else
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{
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$output.= '<a class=""';
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$output.= ' href="'.PHPWG_ROOT_PATH.$url.$id.'">';
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$output.= $name.'</a>';
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}
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}
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if ($replace_space)
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{
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return replace_space($output);
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}
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else
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{
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return $output;
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}
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}
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/**
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* returns the list of categories as a HTML string, with cache of names
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*
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* categories string returned contains categories as given in the input
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* array $cat_informations. $uppercats is the list of category ids to
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* display in the right order. If url input parameter is empty, returns only
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* the categories name without links.
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*
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* @param string uppercats
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* @param string url
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* @param boolean replace_space
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* @return string
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*/
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function get_cat_display_name_cache($uppercats,
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$url = '',
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$replace_space = true)
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{
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global $cat_names, $conf;
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if (!isset($cat_names))
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{
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$query = '
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SELECT id,name
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FROM '.CATEGORIES_TABLE.'
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;';
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$result = pwg_query($query);
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while ($row = mysql_fetch_array($result))
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{
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$cat_names[$row['id']] = $row['name'];
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}
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}
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$output = '';
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$is_first = true;
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foreach (explode(',', $uppercats) as $category_id)
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{
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$name = $cat_names[$category_id];
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if ($is_first)
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{
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$is_first = false;
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}
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else
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{
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$output.= $conf['level_separator'];
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}
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if ( !isset($url) )
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{
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$output.= $name;
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}
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elseif ($url == '')
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{
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$output.= '
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<a class=""
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href="'.make_index_url( array('category'=>$category_id) ).'">'.$name.'</a>';
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}
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else
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{
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$output.= '
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<a class=""
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href="'.PHPWG_ROOT_PATH.$url.$category_id.'">'.$name.'</a>';
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}
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}
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if ($replace_space)
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{
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return replace_space($output);
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}
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else
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{
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return $output;
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}
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}
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/**
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* returns the HTML code for a category item in the menu (for the main page)
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*
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* HTML code generated uses logical list tags ul and each category is an
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* item li. The paramter given is the category informations as an array,
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* used keys are : id, name, nb_images, date_last
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*
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* @param array categories
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* @return string
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*/
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function get_html_menu_category($categories)
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{
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global $page, $lang;
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$ref_level = 0;
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$level = 0;
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$menu = '';
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// $page_cat value remains 0 for special sections
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$page_cat = 0;
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if (isset($page['category']))
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{
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$page_cat = $page['category'];
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}
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foreach ($categories as $category)
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{
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$level = substr_count($category['global_rank'], '.') + 1;
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if ($level > $ref_level)
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{
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$menu.= "\n<ul>";
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}
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else if ($level == $ref_level)
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{
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$menu.= "\n</li>";
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}
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else if ($level < $ref_level)
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{
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// we may have to close more than one level at the same time...
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$menu.= "\n</li>";
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$menu.= str_repeat("\n</ul></li>",($ref_level-$level));
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}
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$ref_level = $level;
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$menu.= "\n\n".'<li';
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if ($category['id'] == $page_cat)
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{
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$menu.= ' class="selected"';
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}
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$menu.= '>';
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$url = make_index_url(array('category' => $category['id']));
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$menu.= "\n".'<a href="'.$url.'"';
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if ($page_cat != 0
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and $category['id'] == $page['cat_id_uppercat'])
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{
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$menu.= ' rel="up"';
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}
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$menu.= '>'.$category['name'].'</a>';
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if ($category['nb_images'] > 0)
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{
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$menu.= "\n".'<span class="menuInfoCat"';
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$menu.= ' title="'.$category['nb_images'];
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$menu.= ' '.$lang['images_available'].'">';
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$menu.= '['.$category['nb_images'].']';
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$menu.= '</span>';
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$menu.= get_icon($category['date_last']);
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}
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}
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$menu.= str_repeat("\n</li></ul>",($level));
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return $menu;
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}
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/**
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* returns HTMLized comment contents retrieved from database
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*
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* newlines becomes br tags, _word_ becomes underline, /word/ becomes
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* italic, *word* becomes bolded
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*
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* @param string content
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* @return string
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*/
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function parse_comment_content($content)
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{
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$pattern = '/(https?:\/\/\S*)/';
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$replacement = '<a href="$1" rel="nofollow">$1</a>';
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$content = preg_replace($pattern, $replacement, $content);
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$content = nl2br($content);
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// replace _word_ by an underlined word
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$pattern = '/\b_(\S*)_\b/';
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$replacement = '<span style="text-decoration:underline;">$1</span>';
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$content = preg_replace($pattern, $replacement, $content);
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// replace *word* by a bolded word
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$pattern = '/\b\*(\S*)\*\b/';
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$replacement = '<span style="font-weight:bold;">$1</span>';
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$content = preg_replace($pattern, $replacement, $content);
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// replace /word/ by an italic word
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$pattern = "/\/(\S*)\/(\s)/";
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$replacement = '<span style="font-style:italic;">$1$2</span>';
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$content = preg_replace($pattern, $replacement, $content);
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$content = '<div>'.$content.'</div>';
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return $content;
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}
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function get_cat_display_name_from_id($cat_id,
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$url = '',
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$replace_space = true)
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{
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$cat_info = get_cat_info($cat_id);
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return get_cat_display_name($cat_info['name'], $url, $replace_space);
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}
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/**
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* Returns an HTML list of tags. It can be a multi select field or a list of
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* checkboxes.
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*
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* @param string HTML field name
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* @param array selected tag ids
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* @return array
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*/
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function get_html_tag_selection(
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$tags,
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$fieldname,
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$selecteds = array(),
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$forbidden_categories = null
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)
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{
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global $conf;
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$output = '<ul class="tagSelection">';
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foreach ($tags as $tag)
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{
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$output.=
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'<li>'
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.'<label>'
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.'<input type="checkbox" name="'.$fieldname.'[]"'
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.' value="'.$tag['tag_id'].'"'
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;
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if (in_array($tag['tag_id'], $selecteds))
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{
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$output.= ' checked="checked"';
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}
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$output.=
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' />'
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.' '.$tag['name']
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.'</label>'
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.'</li>'
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."\n"
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;
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}
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$output.= '</ul>';
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return $output;
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}
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function name_compare($a, $b)
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{
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return strcmp($a['name'], $b['name']);
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}
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/**
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* exits the current script (either exit or redirect)
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*/
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function access_denied()
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{
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global $user, $lang;
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$login_url =
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get_root_url().'identification.php?redirect='
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.urlencode(urlencode($_SERVER['REQUEST_URI']));
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if ( isset($user['is_the_guest']) and !$user['is_the_guest'] )
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{
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echo '<div style="text-align:center;">'.$lang['access_forbiden'].'<br />';
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echo '<a href="'.get_root_url().'identification.php">'.$lang['identification'].'</a> ';
|
|
echo '<a href="'.make_index_url().'">'.$lang['home'].'</a></div>';
|
|
exit();
|
|
}
|
|
else
|
|
{
|
|
header('HTTP/1.1 401 Authorization required');
|
|
header('Status: 401 Authorization required');
|
|
redirect($login_url);
|
|
}
|
|
}
|
|
?>
|