friendica/include/items.php

133 lines
4.5 KiB
PHP
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2010-07-18 15:02:55 +02:00
<?php
function get_feed_for(&$a,$dfrn_id,$owner_id,$last_update) {
// default permissions - anonymous user
$sql_extra = " AND `allow_cid` = '' AND `allow_gid` = '' AND `deny_cid` = '' AND `deny_gid` = '' ";
$r = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1",
intval($owner_id)
);
if(count($r))
$owner = $r[0];
else
killme();
if($dfrn_id != '*') {
$r = q("SELECT * FROM `contact` WHERE `issued-id` = '%s' LIMIT 1",
dbesc($dfrn_id)
);
if(! count($r))
return false;
$contact = $r[0];
$groups = init_groups_visitor($contact['id']);
$gs = '<<>>'; // should be impossible to match
if(count($groups)) {
foreach($groups as $g)
$gs .= '|<' . intval($g) . '>';
}
$sql_extra = sprintf(
" AND ( `allow_cid` = '' OR `allow_cid` REGEXP '<%d>' )
AND ( `deny_cid` = '' OR NOT `deny_cid` REGEXP '<%d>' )
AND ( `allow_gid` = '' OR `allow_gid` REGEXP '%s' )
AND ( `deny_gid` = '' OR NOT `deny_gid` REGEXP '%s') ",
intval($_SESSION['visitor_id']),
intval($_SESSION['visitor_id']),
dbesc($gs),
dbesc($gs)
);
}
if(! strlen($last_update))
$last_update = 'now - 30 days';
$check_date = datetime_convert('UTC','UTC',$last_update,'Y-m-d H:i:s');
$r = q("SELECT `item`.*, `item`.`id` AS `item_id`,
`contact`.`name`, `contact`.`photo`, `contact`.`url`,
`contact`.`thumb`, `contact`.`dfrn-id`, `contact`.`self`,
`contact`.`id` AS `contact-id`, `contact`.`uid` AS `contact-uid`
FROM `item` LEFT JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
WHERE `item`.`uid` = %d AND `item`.`visible` = 1 AND `item`.`deleted` = 0
AND `item`.`type` != 'remote' AND `contact`.`blocked` = 0
AND `item`.`edited` > '%s'
$sql_extra
ORDER BY `parent` DESC, `id` ASC LIMIT 0, 300",
intval($owner_id),
dbesc($check_date)
);
if(! count($r))
killme();
$items = $r;
$feed_template = file_get_contents('view/atom_feed.tpl');
$tomb_template = file_get_contents('view/atom_tomb.tpl');
$item_template = file_get_contents('view/atom_item.tpl');
$cmnt_template = file_get_contents('view/atom_cmnt.tpl');
$atom = '';
$atom .= replace_macros($feed_template, array(
'$feed_id' => xmlify($a->get_baseurl()),
'$feed_title' => xmlify($owner['name']),
'$feed_updated' => xmlify(datetime_convert('UTC', 'UTC', $updated . '+00:00' , 'Y-m-d\TH:i:s\Z')) ,
'$name' => xmlify($owner['name']),
'$profile_page' => xmlify($owner['url']),
'$photo' => xmlify($owner['photo'])
));
foreach($items as $item) {
if($item['deleted']) {
$atom .= replace_macros($tomb_template, array(
'$id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z'))
));
}
else {
if($item['parent'] == $item['id']) {
$atom .= replace_macros($item_template, array(
'$name' => xmlify($item['name']),
'$profile_page' => xmlify($item['url']),
'$thumb' => xmlify($item['thumb']),
'$owner_name' => xmlify($item['owner-name']),
'$owner_profile_page' => xmlify($item['owner-link']),
'$owner_thumb' => xmlify($item['owner-avatar']),
'$item_id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
'$title' => xmlify($item['name']),
'$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
'$content' =>xmlify($item['body']),
'$comment_allow' => (($item['last-child'] && strlen($contact['dfrn-id'] && (! $contact['blocked']))) ? 1 : 0)
));
}
else {
$atom .= replace_macros($cmnt_template, array(
'$name' => xmlify($item['name']),
'$profile_page' => xmlify($item['url']),
'$thumb' => xmlify($item['thumb']),
'$item_id' => xmlify(((strlen($item['remote-id'])) ? $item['remote-id'] : "urn:X-dfrn:$baseurl:{$owner['uid']}:{$item['hash']}")),
'$title' => xmlify($item['title']),
'$published' => xmlify(datetime_convert('UTC', 'UTC', $item['created'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
'$updated' => xmlify(datetime_convert('UTC', 'UTC', $item['edited'] . '+00:00' , 'Y-m-d\TH:i:s\Z')),
'$content' =>xmlify($item['body']),
'$parent_id' => xmlify("urn:X-dfrn:$baseurl:{$owner['uid']}:{$items[0]['hash']}"),
'$comment_allow' => (($item['last-child']) ? 1 : 0)
));
}
}
}
$atom .= "</feed>\r\n";
return $atom;
}