[801] | 1 | <?php |
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| 2 | // +-----------------------------------------------------------------------+ |
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[2297] | 3 | // | Piwigo - a PHP based picture gallery | |
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| 4 | // +-----------------------------------------------------------------------+ |
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[5196] | 5 | // | Copyright(C) 2008-2010 Piwigo Team http://piwigo.org | |
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[2297] | 6 | // | Copyright(C) 2003-2008 PhpWebGallery Team http://phpwebgallery.net | |
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| 7 | // | Copyright(C) 2002-2003 Pierrick LE GALL http://le-gall.net/pierrick | |
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| 8 | // +-----------------------------------------------------------------------+ |
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| 9 | // | This program is free software; you can redistribute it and/or modify | |
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| 10 | // | it under the terms of the GNU General Public License as published by | |
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| 11 | // | the Free Software Foundation | |
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| 12 | // | | |
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| 13 | // | This program is distributed in the hope that it will be useful, but | |
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| 14 | // | WITHOUT ANY WARRANTY; without even the implied warranty of | |
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| 15 | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
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| 16 | // | General Public License for more details. | |
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| 17 | // | | |
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| 18 | // | You should have received a copy of the GNU General Public License | |
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| 19 | // | along with this program; if not, write to the Free Software | |
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| 20 | // | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, | |
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| 21 | // | USA. | |
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| 22 | // +-----------------------------------------------------------------------+ |
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[801] | 23 | |
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| 24 | define('PHPWG_ROOT_PATH','./'); |
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| 25 | include_once(PHPWG_ROOT_PATH.'include/common.inc.php'); |
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[1018] | 26 | include_once(PHPWG_ROOT_PATH.'include/functions_notification.inc.php'); |
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[801] | 27 | |
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| 28 | // +-----------------------------------------------------------------------+ |
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| 29 | // | functions | |
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| 30 | // +-----------------------------------------------------------------------+ |
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| 31 | |
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| 32 | /** |
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| 33 | * creates a Unix timestamp (number of seconds since 1970-01-01 00:00:00 |
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| 34 | * GMT) from a MySQL datetime format (2005-07-14 23:01:37) |
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| 35 | * |
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| 36 | * @param string mysql datetime format |
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| 37 | * @return int timestamp |
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| 38 | */ |
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[6663] | 39 | function datetime_to_ts($datetime) |
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[801] | 40 | { |
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[8451] | 41 | return strtotime($datetime); |
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[801] | 42 | } |
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| 43 | |
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| 44 | /** |
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| 45 | * creates an ISO 8601 format date (2003-01-20T18:05:41+04:00) from Unix |
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| 46 | * timestamp (number of seconds since 1970-01-01 00:00:00 GMT) |
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| 47 | * |
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| 48 | * function copied from Dotclear project http://dotclear.net |
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| 49 | * |
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| 50 | * @param int timestamp |
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| 51 | * @return string ISO 8601 date format |
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| 52 | */ |
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| 53 | function ts_to_iso8601($ts) |
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| 54 | { |
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| 55 | $tz = date('O',$ts); |
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| 56 | $tz = substr($tz, 0, -2).':'.substr($tz, -2); |
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| 57 | return date('Y-m-d\\TH:i:s',$ts).$tz; |
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| 58 | } |
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| 59 | |
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| 60 | // +-----------------------------------------------------------------------+ |
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| 61 | // | initialization | |
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| 62 | // +-----------------------------------------------------------------------+ |
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| 63 | |
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[5195] | 64 | check_input_parameter('feed', $_GET, false, '/^[0-9a-z]{50}$/i'); |
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[4743] | 65 | |
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[1750] | 66 | $feed_id= isset($_GET['feed']) ? $_GET['feed'] : ''; |
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| 67 | $image_only=isset($_GET['image_only']); |
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[801] | 68 | |
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| 69 | // echo '<pre>'.generate_key(50).'</pre>'; |
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[1750] | 70 | if ( !empty($feed_id) ) |
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[801] | 71 | { |
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| 72 | $query = ' |
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[1750] | 73 | SELECT user_id, |
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| 74 | last_check |
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| 75 | FROM '.USER_FEED_TABLE.' |
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| 76 | WHERE id = \''.$feed_id.'\' |
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[801] | 77 | ;'; |
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[4325] | 78 | $feed_row = pwg_db_fetch_assoc(pwg_query($query)); |
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[1750] | 79 | if ( empty($feed_row) ) |
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| 80 | { |
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[5535] | 81 | page_not_found(l10n('Unknown feed identifier')); |
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[1750] | 82 | } |
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| 83 | if ($feed_row['user_id']!=$user['id']) |
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| 84 | { // new user |
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| 85 | $user = build_user( $feed_row['user_id'], true ); |
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| 86 | } |
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[801] | 87 | } |
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[1750] | 88 | else |
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[801] | 89 | { |
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[1750] | 90 | $image_only = true; |
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[2029] | 91 | if (!is_a_guest()) |
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[1750] | 92 | {// auto session was created - so switch to guest |
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| 93 | $user = build_user( $conf['guest_id'], true ); |
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| 94 | } |
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[801] | 95 | } |
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| 96 | |
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[1850] | 97 | // Check the status now after the user has been loaded |
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| 98 | check_status(ACCESS_GUEST); |
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| 99 | |
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[4325] | 100 | list($dbnow) = pwg_db_fetch_row(pwg_query('SELECT NOW();')); |
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[801] | 101 | |
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| 102 | include_once(PHPWG_ROOT_PATH.'include/feedcreator.class.php'); |
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| 103 | |
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[1750] | 104 | set_make_full_url(); |
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[1549] | 105 | |
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[801] | 106 | $rss = new UniversalFeedCreator(); |
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[2132] | 107 | $rss->encoding=get_pwg_charset(); |
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[1549] | 108 | $rss->title = $conf['gallery_title']; |
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[4304] | 109 | $rss->title.= ' (as '.stripslashes($user['username']).')'; |
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[833] | 110 | |
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[6410] | 111 | $rss->link = get_gallery_home_url(); |
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[833] | 112 | |
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[801] | 113 | // +-----------------------------------------------------------------------+ |
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| 114 | // | Feed creation | |
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| 115 | // +-----------------------------------------------------------------------+ |
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| 116 | |
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[2152] | 117 | $news = array(); |
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[1750] | 118 | if (!$image_only) |
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[801] | 119 | { |
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[1750] | 120 | $news = news($feed_row['last_check'], $dbnow, true, true); |
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[1549] | 121 | |
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[1636] | 122 | if (count($news) > 0) |
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[801] | 123 | { |
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[1636] | 124 | $item = new FeedItem(); |
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[3122] | 125 | $item->title = sprintf(l10n('New on %s'), format_date($dbnow) ); |
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[6410] | 126 | $item->link = get_gallery_home_url(); |
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[1549] | 127 | |
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[1636] | 128 | // content creation |
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| 129 | $item->description = '<ul>'; |
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| 130 | foreach ($news as $line) |
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| 131 | { |
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| 132 | $item->description.= '<li>'.$line.'</li>'; |
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| 133 | } |
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| 134 | $item->description.= '</ul>'; |
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| 135 | $item->descriptionHtmlSyndicated = true; |
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[1549] | 136 | |
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[8451] | 137 | $item->date = ts_to_iso8601(datetime_to_ts($dbnow)); |
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[2595] | 138 | $item->author = $conf['rss_feed_author']; |
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[1636] | 139 | $item->guid= sprintf('%s', $dbnow);; |
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[801] | 140 | |
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[1636] | 141 | $rss->addItem($item); |
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| 142 | |
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| 143 | $query = ' |
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| 144 | UPDATE '.USER_FEED_TABLE.' |
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| 145 | SET last_check = \''.$dbnow.'\' |
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[1750] | 146 | WHERE id = \''.$feed_id.'\' |
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[1636] | 147 | ;'; |
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| 148 | pwg_query($query); |
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| 149 | } |
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| 150 | } |
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[2152] | 151 | |
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| 152 | if ( !empty($feed_id) and empty($news) ) |
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| 153 | {// update the last check from time to time to avoid deletion by maintenance tasks |
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| 154 | if ( !isset($feed_row['last_check']) |
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[6663] | 155 | or time()-datetime_to_ts($feed_row['last_check']) > 30*24*3600 ) |
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[2152] | 156 | { |
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[1750] | 157 | $query = ' |
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[2152] | 158 | UPDATE '.USER_FEED_TABLE.' |
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[4367] | 159 | SET last_check = '.pwg_db_get_recent_period_expression(-15, $dbnow).' |
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[2152] | 160 | WHERE id = \''.$feed_id.'\' |
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| 161 | ;'; |
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[1750] | 162 | pwg_query($query); |
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| 163 | } |
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[1549] | 164 | } |
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[801] | 165 | |
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[1871] | 166 | $dates = get_recent_post_dates_array($conf['recent_post_dates']['RSS']); |
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[1549] | 167 | |
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[1784] | 168 | foreach($dates as $date_detail) |
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[1549] | 169 | { // for each recent post date we create a feed item |
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[1784] | 170 | $item = new FeedItem(); |
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[1549] | 171 | $date = $date_detail['date_available']; |
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[1784] | 172 | $item->title = get_title_recent_post_date($date_detail); |
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[1549] | 173 | $item->link = make_index_url( |
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| 174 | array( |
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| 175 | 'chronology_field' => 'posted', |
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| 176 | 'chronology_style'=> 'monthly', |
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| 177 | 'chronology_view' => 'calendar', |
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| 178 | 'chronology_date' => explode('-', substr($date,0,10) ) |
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| 179 | ) |
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| 180 | ); |
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| 181 | |
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| 182 | $item->description .= |
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[3185] | 183 | '<a href="'.make_index_url().'">'.$conf['gallery_title'].'</a><br> '; |
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[1549] | 184 | |
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[1784] | 185 | $item->description .= get_html_description_recent_post_date($date_detail); |
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[1549] | 186 | |
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| 187 | $item->descriptionHtmlSyndicated = true; |
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| 188 | |
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[8451] | 189 | $item->date = ts_to_iso8601(datetime_to_ts($date)); |
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[2595] | 190 | $item->author = $conf['rss_feed_author']; |
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[1549] | 191 | $item->guid= sprintf('%s', 'pics-'.$date);; |
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| 192 | |
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| 193 | $rss->addItem($item); |
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| 194 | } |
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| 195 | |
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[2296] | 196 | $fileName= $conf['local_data_dir'].'/tmp'; |
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[2497] | 197 | mkgetdir($fileName); // just in case |
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[2296] | 198 | $fileName.='/feed.xml'; |
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[801] | 199 | // send XML feed |
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[2296] | 200 | echo $rss->saveFeed('RSS2.0', $fileName, true); |
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[801] | 201 | ?> |
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