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<?php
// oembed provider
function oep_init(&$a) {
$url = $_REQUEST['url'];
if(! $url)
http_status_exit(404, 'Not found');
$maxwidth = $_REQUEST['maxwidth'];
$maxheight = $_REQUEST['maxheight'];
$format = $_REQUEST['format'];
if($format && $format !== 'json')
http_status_exit(501, 'Not implemented');
if(fnmatch('*/photos/*/album/*',$url))
$arr = oep_album_reply($_REQUEST);
elseif(fnmatch('*/photos/*/image/*',$url))
$arr = oep_photo_reply($_REQUEST);
elseif(fnmatch('*/photos*',$url))
$arr = oep_phototop_reply($_REQUEST);
if($arr) {
header('Content-Type: application/json+oembed');
echo json_encode($arr);
killme();
}
http_status_exit(404,'Not found');
}
function oep_album_reply($args) {
$ret = array();
$url = $args['url'];
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
if(preg_match('|//(.*?)/(.*?)/(.*?)/album/|',$url,$matches)) {
$chn = $matches[3];
$res = hex2bin(basename($url));
}
if(! ($chn && $res))
return;
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($chn)
);
if(! $c)
return;
$sql_extra = permissions_sql($c[0]['channel_id']);
$p = q("select resource_id from photo where album = '%s' and uid = %d and scale = 0 $sql_extra order by created desc limit 1",
dbesc($res),
intval($c[0]['channel_id'])
);
if(! $p)
return;
$res = $p[0]['resource_id'];
$r = q("select height, width, scale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by scale asc",
intval($c[0]['channel_id']),
dbesc($res)
);
if($r) {
foreach($r as $rr) {
$foundres = false;
if($maxheight && $rr['height'] > $maxheight)
continue;
if($maxwidth && $rr['width'] > $maxwidth)
continue;
$foundres = true;
break;
}
if($foundres) {
$ret['type'] = 'link';
$ret['thumbnail_url'] = z_root() . '/photo/' . '/' . $rr['resource_id'] . '-' . $rr['scale'];
$ret['thumbnail_width'] = $rr['width'];
$ret['thumbnail_height'] = $rr['height'];
}
}
return $ret;
}
function oep_phototop_reply($args) {
$ret = array();
$url = $args['url'];
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
if(preg_match('|//(.*?)/(.*?)/(.*?)$|',$url,$matches)) {
$chn = $matches[3];
}
if(! $chn)
return;
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($chn)
);
if(! $c)
return;
$sql_extra = permissions_sql($c[0]['channel_id']);
$p = q("select resource_id from photo where uid = %d and scale = 0 $sql_extra order by created desc limit 1",
intval($c[0]['channel_id'])
);
if(! $p)
return;
$res = $p[0]['resource_id'];
$r = q("select height, width, scale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by scale asc",
intval($c[0]['channel_id']),
dbesc($res)
);
if($r) {
foreach($r as $rr) {
$foundres = false;
if($maxheight && $rr['height'] > $maxheight)
continue;
if($maxwidth && $rr['width'] > $maxwidth)
continue;
$foundres = true;
break;
}
if($foundres) {
$ret['type'] = 'link';
$ret['thumbnail_url'] = z_root() . '/photo/' . '/' . $rr['resource_id'] . '-' . $rr['scale'];
$ret['thumbnail_width'] = $rr['width'];
$ret['thumbnail_height'] = $rr['height'];
}
}
return $ret;
}
function oep_photo_reply($args) {
$ret = array();
$url = $args['url'];
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
if(preg_match('|//(.*?)/(.*?)/(.*?)/image/|',$url,$matches)) {
$chn = $matches[3];
$res = basename($url);
}
if(! ($chn && $res))
return;
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($chn)
);
if(! $c)
return;
$sql_extra = permissions_sql($c[0]['channel_id']);
$r = q("select height, width, scale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by scale asc",
intval($c[0]['channel_id']),
dbesc($res)
);
if($r) {
foreach($r as $rr) {
$foundres = false;
if($maxheight && $rr['height'] > $maxheight)
continue;
if($maxwidth && $rr['width'] > $maxwidth)
continue;
$foundres = true;
break;
}
if($foundres) {
$ret['type'] = 'link';
$ret['thumbnail_url'] = z_root() . '/photo/' . '/' . $rr['resource_id'] . '-' . $rr['scale'];
$ret['thumbnail_width'] = $rr['width'];
$ret['thumbnail_height'] = $rr['height'];
}
}
return $ret;
}
|
