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<?php
// Implements the del.icio.us API request for a user's posts, optionally filtered by tag and/or
// date. Note that when using a date to select the posts returned, del.icio.us uses GMT dates --
// so we do too.
// del.icio.us behavior:
// - includes an empty tag attribute on the root element when it hasn't been specified
// Scuttle behavior:
// - Uses today, instead of the last bookmarked date, if no date is specified
// Force HTTP authentication first!
require_once('httpauth.inc.php');
require_once('../header.inc.php');
/* Service creation: only useful services are created */
$bookmarkservice =& ServiceFactory::getServiceInstance('BookmarkService');
// Check to see if a tag was specified.
if (isset($_REQUEST['tag']) && (trim($_REQUEST['tag']) != ''))
$tag = trim($_REQUEST['tag']);
else
$tag = NULL;
// Check to see if a date was specified; the format should be YYYY-MM-DD
if (isset($_REQUEST['dt']) && (trim($_REQUEST['dt']) != ""))
$dtstart = trim($_REQUEST['dt']);
else
$dtstart = date('Y-m-d H:i:s');
$dtend = date('Y-m-d H:i:s', strtotime($dtstart .'+1 day'));
// Get the posts relevant to the passed-in variables.
$bookmarks =& $bookmarkservice->getBookmarks(0, NULL, $userservice->getCurrentUserId(), $tag, NULL, NULL, NULL, $dtstart, $dtend);
// Set up the XML file and output all the tags.
header('Content-Type: text/xml');
echo '<?xml version="1.0" standalone="yes" ?'.">\r\n";
echo '<posts'. (is_null($dtstart) ? '' : ' dt="'. $dtstart .'"') .' tag="'. (is_null($tag) ? '' : filter($tag, 'xml')) .'" user="'. filter($currentUser->getUsername(), 'xml') ."\">\r\n";
foreach($bookmarks['bookmarks'] as $row) {
if (is_null($row['bDescription']) || (trim($row['bDescription']) == ''))
$description = '';
else
$description = 'extended="'. filter($row['bDescription'], 'xml') .'" ';
$taglist = '';
if (count($row['tags']) > 0) {
foreach($row['tags'] as $tag)
$taglist .= convertTag($tag) .' ';
$taglist = substr($taglist, 0, -1);
} else {
$taglist = 'system:unfiled';
}
echo "\t<post href=\"". filter($row['bAddress'], 'xml') .'" description="'. filter($row['bTitle'], 'xml') .'" '. $description .'hash="'. $row['bHash'] .'" others="'. $bookmarkservice->countOthers($row['bAddress']) .'" tag="'. filter($taglist, 'xml') .'" time="'. gmdate('Y-m-d\TH:i:s\Z', strtotime($row['bDatetime'])) ."\" />\r\n";
}
echo '</posts>';
?>
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