aboutsummaryrefslogtreecommitdiff
path: root/www/rss.php
blob: 298d9bacdbc7796457e49fea380ef8374a87bb59 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
<?php
/**
 * RSS output of the latest posts.
 *
 * Parameter:
 * - count=15
 *   Sets the number of RSS entries to export
 *
 * SemanticScuttle - your social bookmark manager.
 *
 * PHP version 5.
 *
 * @category Bookmarking
 * @package  SemanticScuttle
 * @author   Benjamin Huynh-Kim-Bang <mensonge@users.sourceforge.net>
 * @author   Christian Weiske <cweiske@cweiske.de>
 * @author   Eric Dane <ericdane@users.sourceforge.net>
 * @license  GPL http://www.gnu.org/licenses/gpl.html
 * @link     http://sourceforge.net/projects/semanticscuttle
 */

$httpContentType = 'application/rss+xml';
require_once 'www-header.php';

/* Service creation: only useful services are created */
$bookmarkservice = SemanticScuttle_Service_Factory::get('Bookmark');
$cacheservice    = SemanticScuttle_Service_Factory::get('Cache');

if (isset($_SERVER['PATH_INFO']) && strlen($_SERVER['PATH_INFO']) >1) {
    list($url, $user, $cat) = explode('/', $_SERVER['PATH_INFO']);
} else {
    $url = '';
    $user = '';
    $cat = null;
}

if ($usecache) {
    // Generate hash for caching on
    $hashtext = $_SERVER['REQUEST_URI'];
    if ($userservice->isLoggedOn()) {
        $hashtext .= $userservice->getCurrentUserID();
        if ($currentUser->getUsername() == $user) {
            $hashtext .= $user;
        }
    }
    $hash = md5($hashtext);

    // Cache for an hour
    $cacheservice->Start($hash, 3600);
}

if (isset($_GET['count'])) {
    $rssEntries = (int)$_GET['count'];
}
if (!isset($rssEntries) || $rssEntries <= 0) {
    $rssEntries = $defaultRssEntries;
} else if ($rssEntries > $maxRssEntries) {
    $rssEntries = $maxRssEntries;
}


$watchlist = null;
$pagetitle = '';
if ($user && $user != 'all') {
    if ($user == 'watchlist') {
        $user = $cat;
        $cat = null;
        $watchlist = true;
    }
    if (is_int($user)) {
        $userid = intval($user);
    } else {
        if ($userinfo = $userservice->getUserByUsername($user)) {
            $userid =& $userinfo[$userservice->getFieldName('primary')];
        } else {
            $tplVars['error'] = sprintf(T_('User with username %s was not found'), $user);
            $templateservice->loadTemplate('error.404.tpl', $tplVars);
            //throw a 404 error
            exit();
        }
    }
    $pagetitle .= ": ". $user;
} else {
    $userid = null;
}

if ($cat) {
    $pagetitle .= ": ". str_replace('+', ' + ', $cat);
}

$tplVars['feedtitle'] = filter($GLOBALS['sitename'] . (isset($pagetitle) ? $pagetitle : ''));
$tplVars['feedlink'] = ROOT;
$tplVars['feeddescription'] = sprintf(T_('Recent bookmarks posted to %s'), $GLOBALS['sitename']);

$bookmarks = $bookmarkservice->getBookmarks(
    0, $rssEntries, $userid, $cat,
    null, getSortOrder(), $watchlist
);

$bookmarks_tmp = filter($bookmarks['bookmarks']);

$bookmarks_tpl = array();
$latestdate    = null;
foreach ($bookmarks_tmp as $key => $row) {
    $_link = $row['bAddress'];
    // Redirection option
    if ($GLOBALS['useredir']) {
        $_link = $GLOBALS['url_redir'] . $_link;
    }
    if ($row['bDatetime'] > $latestdate) {
        $latestdate = $row['bDatetime'];
    }
    $_pubdate = gmdate('r', strtotime($row['bDatetime']));

    $bookmarks_tpl[] = array(
        'title'       => $row['bTitle'],
        'link'        => $_link,
        'description' => $row['bDescription'],
        'creator'     => SemanticScuttle_Model_UserArray::getName($row),
        'pubdate'     => $_pubdate,
        'tags'        => $row['tags']
    );
}
unset($bookmarks_tmp);
unset($bookmarks);
$tplVars['bookmarks']      = $bookmarks_tpl;
$tplVars['feedlastupdate'] = date('r', strtotime($latestdate));

$templateservice->loadTemplate('rss.tpl', $tplVars);

if ($usecache) {
    // Cache output if existing copy has expired
    $cacheservice->End($hash);
}
?>