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|
<?php
namespace Zotlabs\Module;
// oembed provider
class Oep extends \Zotlabs\Web\Controller {
function init() {
logger('oep: ' . print_r($_REQUEST,true), LOGGER_DEBUG, LOG_INFO);
$html = ((argc() > 1 && argv(1) === 'html') ? true : false);
if($_REQUEST['url']) {
$_REQUEST['url'] = strip_zids($_REQUEST['url']);
$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 = $this->oep_album_reply($_REQUEST);
elseif(fnmatch('*/photos/*/image/*',$url))
$arr = $this->oep_photo_reply($_REQUEST);
elseif(fnmatch('*/photos*',$url))
$arr = $this->oep_phototop_reply($_REQUEST);
elseif(fnmatch('*/display/*',$url))
$arr = $this->oep_display_reply($_REQUEST);
elseif(fnmatch('*/channel/*mid=*',$url))
$arr = $this->oep_mid_reply($_REQUEST);
elseif(fnmatch('*/channel*',$url))
$arr = $this->oep_profile_reply($_REQUEST);
elseif(fnmatch('*/profile/*',$url))
$arr = $this->oep_profile_reply($_REQUEST);
if($arr) {
if($html) {
if($arr['type'] === 'rich') {
header('Content-Type: text/html');
echo $arr['html'];
}
}
else {
header('Content-Type: application/json+oembed');
echo json_encode($arr);
}
killme();
}
http_status_exit(404,'Not found');
}
function oep_display_reply($args) {
$ret = array();
$url = $args['url'];
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
if(preg_match('#//(.*?)/(.*?)/(.*?)/(.*?)mid\=(.*?)(&|$)#',$url,$matches)) {
$chn = $matches[3];
$res = $matches[5];
}
if(! ($chn && $res))
return;
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($chn)
);
if(! $c)
return;
$sql_extra = item_permissions_sql($c[0]['channel_id']);
$p = q("select * from item where mid = '%s' and uid = %d $sql_extra limit 1",
dbesc($res),
intval($c[0]['channel_id'])
);
if(! $p)
return;
xchan_query($p,true);
$p = fetch_post_tags($p,true);
$o = "[share author='".urlencode($p[0]['author']['xchan_name']).
"' profile='".$p[0]['author']['xchan_url'] .
"' avatar='".$p[0]['author']['xchan_photo_s'].
"' link='".$p[0]['plink'].
"' posted='".$p[0]['created'].
"' message_id='".$p[0]['mid']."']";
if($p[0]['title'])
$o .= '[b]'.$p[0]['title'].'[/b]'."\r\n";
$o .= $p[0]['body'];
$o .= "[/share]";
$o = bbcode($o);
$ret['type'] = 'rich';
$w = (($maxwidth) ? $maxwidth : 640);
$h = (($maxheight) ? $maxheight : intval($w * 2 / 3));
$ret['html'] = '<div style="width: ' . $w . '; height: ' . $h . '; font-family: sans-serif,arial,freesans;" >' . $o . '</div>';
$ret['width'] = $w;
$ret['height'] = $h;
return $ret;
}
function oep_mid_reply($args) {
$ret = array();
$url = $args['url'];
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
if(preg_match('#//(.*?)/(.*?)/(.*?)/(.*?)mid\=(.*?)(&|$)#',$url,$matches)) {
$chn = $matches[3];
$res = $matches[5];
}
if(! ($chn && $res))
return;
$c = q("select * from channel where channel_address = '%s' limit 1",
dbesc($chn)
);
if(! $c)
return;
$sql_extra = item_permissions_sql($c[0]['channel_id']);
$p = q("select * from item where mid = '%s' and uid = %d $sql_extra limit 1",
dbesc($res),
intval($c[0]['channel_id'])
);
if(! $p)
return;
xchan_query($p,true);
$p = fetch_post_tags($p,true);
// This function can get tripped up if the item is already a reshare
// (the multiple share declarations do not parse cleanly if nested)
// So build a template with a known nonsense string as the content, and then
// replace that known string with the actual rendered content, sending
// each content layer through bbcode() separately.
$x = '2eGriplW^*Jmf4';
$o = "[share author='".urlencode($p[0]['author']['xchan_name']).
"' profile='".$p[0]['author']['xchan_url'] .
"' avatar='".$p[0]['author']['xchan_photo_s'].
"' link='".$p[0]['plink'].
"' posted='".$p[0]['created'].
"' message_id='".$p[0]['mid']."']";
if($p[0]['title'])
$o .= '[b]'.$p[0]['title'].'[/b]'."\r\n";
$o .= $x;
$o .= "[/share]";
$o = bbcode($o);
$o = str_replace($x,bbcode($p[0]['body']),$o);
$ret['type'] = 'rich';
$w = (($maxwidth) ? $maxwidth : 640);
$h = (($maxheight) ? $maxheight : intval($w * 2 / 3));
$ret['html'] = '<div style="width: ' . $w . '; height: ' . $h . '; font-family: sans-serif,arial,freesans;" >' . $o . '</div>';
$ret['width'] = $w;
$ret['height'] = $h;
return $ret;
}
function oep_profile_reply($args) {
require_once('include/channel.php');
$url = $args['url'];
if(preg_match('#//(.*?)/(.*?)/(.*?)(/|\?|&|$)#',$url,$matches)) {
$chn = $matches[3];
}
if(! $chn)
return;
$c = channelx_by_nick($chn);
if(! $c)
return;
$maxwidth = intval($args['maxwidth']);
$maxheight = intval($args['maxheight']);
$width = 800;
$height = 375;
if($maxwidth) {
$width = $maxwidth;
$height = (375 / 800) * $width;
}
if($maxheight) {
if($maxheight < $height) {
$width = (800 / 375) * $maxheight;
$height = $maxheight;
}
}
$ret = array();
$ret['type'] = 'rich';
$ret['width'] = intval($width);
$ret['height'] = intval($height);
$ret['html'] = get_zcard_embed($c,get_observer_hash(),array('width' => $width, 'height' => $height));
return $ret;
}
function oep_album_reply($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 imgscale = 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, imgscale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by imgscale asc",
intval($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['imgscale'];
$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 imgscale = 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, imgscale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by imgscale asc",
intval($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['imgscale'];
$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, imgscale, resource_id from photo where uid = %d and resource_id = '%s' $sql_extra order by imgscale asc",
intval($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['imgscale'];
$ret['thumbnail_width'] = $rr['width'];
$ret['thumbnail_height'] = $rr['height'];
}
}
return $ret;
}
}
|
