Reworked OStatus communication part to better support Mastodon.
This commit is contained in:
Michael
parent
25d70c39c6
commit
e16fb74b0c
5 changed files with 117 additions and 123 deletions
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@ -59,11 +59,11 @@ function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
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if (($data["title"] != "") AND ((strpos($test1,$test2) !== false) OR
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(similar_text($test1,$test2) / strlen($data["title"])) > 0.9))
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$title2 = $data["url"];
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$text = sprintf('<a href="%s" title="%s" class="attachment thumbnail" rel="nofollow external">%s</a><br />',
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$text = sprintf('<a href="%s" title="%s" class="attachment" rel="nofollow external">%s</a><br />',
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$data["url"], $data["title"], $title2);
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} elseif (($simplehtml != 4) AND ($simplehtml != 0))
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} elseif (($simplehtml != 4) AND ($simplehtml != 0)) {
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$text = sprintf('<a href="%s" target="_blank">%s</a><br>', $data["url"], $data["title"]);
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else {
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} else {
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$text = sprintf('<span class="type-%s">', $data["type"]);
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$bookmark = array(sprintf('[bookmark=%s]%s[/bookmark]', $data["url"], $data["title"]), $data["url"], $data["title"]);
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@ -89,7 +89,7 @@ function bb_attachment($Text, $simplehtml = false, $tryoembed = true) {
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$text .= sprintf('<blockquote>%s</blockquote></span>', trim(bbcode($data["description"])));
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}
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}
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return $data["text"].$text.$data["after"];
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return trim($data["text"].' '.$text.' '.$data["after"]);
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}
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function bb_remove_share_information($Text, $plaintext = false, $nolink = false) {
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@ -1480,14 +1480,6 @@ class ostatus {
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$siteinfo = get_attached_data($item["body"]);
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switch($siteinfo["type"]) {
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case 'link':
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$attributes = array("rel" => "enclosure",
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"href" => $siteinfo["url"],
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"type" => "text/html; charset=UTF-8",
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"length" => "",
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"title" => $siteinfo["title"]);
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xml::add_element($doc, $root, "link", "", $attributes);
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break;
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case 'photo':
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$imgdata = get_photo_info($siteinfo["image"]);
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$attributes = array("rel" => "enclosure",
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@ -1509,29 +1501,31 @@ class ostatus {
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}
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if (($siteinfo["type"] != "photo") AND isset($siteinfo["image"])) {
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$photodata = get_photo_info($siteinfo["image"]);
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$imgdata = get_photo_info($siteinfo["image"]);
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$attributes = array("rel" => "enclosure",
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"href" => $siteinfo["image"],
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"type" => $imgdata["mime"],
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"length" => intval($imgdata["size"]));
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$attributes = array("rel" => "preview", "href" => $siteinfo["image"], "media:width" => $photodata[0], "media:height" => $photodata[1]);
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xml::add_element($doc, $root, "link", "", $attributes);
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}
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$arr = explode('[/attach],',$item['attach']);
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if(count($arr)) {
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foreach($arr as $r) {
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$arr = explode('[/attach],', $item['attach']);
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if (count($arr)) {
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foreach ($arr as $r) {
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$matches = false;
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$cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|',$r,$matches);
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if($cnt) {
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$cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches);
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if ($cnt) {
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$attributes = array("rel" => "enclosure",
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"href" => $matches[1],
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"type" => $matches[3]);
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if(intval($matches[2]))
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if (intval($matches[2])) {
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$attributes["length"] = intval($matches[2]);
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if(trim($matches[4]) != "")
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}
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if (trim($matches[4]) != "") {
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$attributes["title"] = trim($matches[4]);
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}
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xml::add_element($doc, $root, "link", "", $attributes);
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}
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}
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@ -2089,7 +2083,13 @@ class ostatus {
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if (intval($item["parent"]) > 0) {
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$conversation = App::get_baseurl()."/display/".$owner["nick"]."/".$item["parent"];
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xml::add_element($doc, $entry, "link", "", array("rel" => "ostatus:conversation", "href" => $conversation));
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xml::add_element($doc, $entry, "ostatus:conversation", $conversation);
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$attributes = array(
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"href" => $conversation,
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"local_id" => $item["parent"],
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"ref" => $conversation);
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xml::add_element($doc, $entry, "ostatus:conversation", $conversation, $attributes);
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}
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$tags = item_getfeedtags($item);
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@ -3,21 +3,20 @@
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require_once('include/crypto.php');
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require_once('include/Probe.php');
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function get_salmon_key($uri,$keyhash) {
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function get_salmon_key($uri, $keyhash) {
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$ret = array();
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logger('Fetching salmon key for '.$uri);
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$arr = Probe::lrdd($uri);
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if(is_array($arr)) {
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foreach($arr as $a) {
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if($a['@attributes']['rel'] === 'magic-public-key') {
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if (is_array($arr)) {
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foreach ($arr as $a) {
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if ($a['@attributes']['rel'] === 'magic-public-key') {
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$ret[] = $a['@attributes']['href'];
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}
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}
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}
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else {
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} else {
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return '';
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}
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@ -26,11 +25,11 @@ function get_salmon_key($uri,$keyhash) {
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if (count($ret) > 0) {
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for ($x = 0; $x < count($ret); $x ++) {
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if (substr($ret[$x],0,5) === 'data:') {
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if (strstr($ret[$x],',')) {
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$ret[$x] = substr($ret[$x],strpos($ret[$x],',')+1);
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if (substr($ret[$x], 0, 5) === 'data:') {
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if (strstr($ret[$x], ',')) {
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$ret[$x] = substr($ret[$x], strpos($ret[$x], ',') + 1);
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} else {
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$ret[$x] = substr($ret[$x],5);
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$ret[$x] = substr($ret[$x], 5);
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}
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} elseif (normalise_link($ret[$x]) == 'http://') {
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$ret[$x] = fetch_url($ret[$x]);
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@ -39,7 +38,7 @@ function get_salmon_key($uri,$keyhash) {
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}
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logger('Key located: ' . print_r($ret,true));
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logger('Key located: ' . print_r($ret, true));
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if (count($ret) == 1) {
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@ -50,10 +49,9 @@ function get_salmon_key($uri,$keyhash) {
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// have one key we'll be right.
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return $ret[0];
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}
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else {
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} else {
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foreach ($ret as $a) {
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$hash = base64url_encode(hash('sha256',$a));
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$hash = base64url_encode(hash('sha256', $a));
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if ($hash == $keyhash) {
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return $a;
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}
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@ -65,17 +63,17 @@ function get_salmon_key($uri,$keyhash) {
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function slapper($owner,$url,$slap) {
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function slapper($owner, $url, $slap) {
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// does contact have a salmon endpoint?
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if(! strlen($url))
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if (! strlen($url)) {
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return;
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}
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if(! $owner['sprvkey']) {
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if (! $owner['sprvkey']) {
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logger(sprintf("user '%s' (%d) does not have a salmon private key. Send failed.",
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$owner['username'],$owner['uid']));
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$owner['username'], $owner['uid']));
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return;
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}
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@ -87,30 +85,33 @@ function slapper($owner,$url,$slap) {
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$data_type = 'application/atom+xml';
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$encoding = 'base64url';
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$algorithm = 'RSA-SHA256';
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$keyhash = base64url_encode(hash('sha256',salmon_key($owner['spubkey'])),true);
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$keyhash = base64url_encode(hash('sha256', salmon_key($owner['spubkey'])), true);
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// precomputed base64url encoding of data_type, encoding, algorithm concatenated with periods
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$precomputed = '.' . base64url_encode($data_type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($algorithm);
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$precomputed = '.YXBwbGljYXRpb24vYXRvbSt4bWw=.YmFzZTY0dXJs.UlNBLVNIQTI1Ng==';
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// GNU Social format
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$signature = base64url_encode(rsa_sign($data . $precomputed, $owner['sprvkey']));
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$signature = base64url_encode(rsa_sign(str_replace('=','',$data . $precomputed),$owner['sprvkey']));
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// Compliant format
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$signature2 = base64url_encode(rsa_sign(str_replace('=', '', $data . $precomputed), $owner['sprvkey']));
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$signature2 = base64url_encode(rsa_sign($data . $precomputed,$owner['sprvkey']));
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// Old Status.net format
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$signature3 = base64url_encode(rsa_sign($data, $owner['sprvkey']));
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$signature3 = base64url_encode(rsa_sign($data,$owner['sprvkey']));
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// At first try the non compliant method that works for GNU Social
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$xmldata = array("me:env" => array("me:data" => $data,
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"@attributes" => array("type" => $data_type),
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"me:encoding" => $encoding,
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"me:alg" => $algorithm,
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"me:sig" => $signature,
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"@attributes2" => array("key_id" => $keyhash)));
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$salmon_tpl = get_markup_template('magicsig.tpl');
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$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
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$salmon = replace_macros($salmon_tpl,array(
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'$data' => $data,
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'$encoding' => $encoding,
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'$algorithm' => $algorithm,
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'$keyhash' => $keyhash,
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'$signature' => $signature
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));
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$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
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// slap them
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post_url($url,$salmon, array(
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post_url($url, $salmon, array(
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'Content-type: application/magic-envelope+xml',
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'Content-length: ' . strlen($salmon)
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));
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@ -120,60 +121,59 @@ function slapper($owner,$url,$slap) {
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// check for success, e.g. 2xx
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if($return_code > 299) {
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if ($return_code > 299) {
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logger('compliant salmon failed. Falling back to status.net hack2');
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logger('GNU Social salmon failed. Falling back to compliant mode');
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// Entirely likely that their salmon implementation is
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// non-compliant. Let's try once more, this time only signing
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// the data, without stripping '=' chars
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// Now try the compliant mode that normally isn't used for GNU Social
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$xmldata = array("me:env" => array("me:data" => $data,
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"@attributes" => array("type" => $data_type),
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"me:encoding" => $encoding,
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"me:alg" => $algorithm,
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"me:sig" => $signature2,
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"@attributes2" => array("key_id" => $keyhash)));
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$salmon = replace_macros($salmon_tpl,array(
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'$data' => $data,
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'$encoding' => $encoding,
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'$algorithm' => $algorithm,
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'$keyhash' => $keyhash,
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'$signature' => $signature2
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));
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$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
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$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
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// slap them
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post_url($url,$salmon, array(
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post_url($url, $salmon, array(
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'Content-type: application/magic-envelope+xml',
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'Content-length: ' . strlen($salmon)
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));
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$return_code = $a->get_curl_code();
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if($return_code > 299) {
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logger('compliant salmon failed. Falling back to status.net hack3');
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// Entirely likely that their salmon implementation is
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// non-compliant. Let's try once more, this time only signing
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// the data, without the precomputed blob
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$salmon = replace_macros($salmon_tpl,array(
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'$data' => $data,
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'$encoding' => $encoding,
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'$algorithm' => $algorithm,
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'$keyhash' => $keyhash,
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'$signature' => $signature3
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));
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// slap them
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post_url($url,$salmon, array(
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'Content-type: application/magic-envelope+xml',
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'Content-length: ' . strlen($salmon)
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));
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$return_code = $a->get_curl_code();
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}
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}
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logger('slapper for '.$url.' returned ' . $return_code);
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if(! $return_code)
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return(-1);
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if(($return_code == 503) && (stristr($a->get_curl_headers(),'retry-after')))
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return(-1);
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if ($return_code > 299) {
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logger('compliant salmon failed. Falling back to old status.net');
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// Last try. This will most likely fail as well.
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$xmldata = array("me:env" => array("me:data" => $data,
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"@attributes" => array("type" => $data_type),
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"me:encoding" => $encoding,
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"me:alg" => $algorithm,
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"me:sig" => $signature3,
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"@attributes2" => array("key_id" => $keyhash)));
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$namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
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$salmon = xml::from_array($xmldata, $xml, false, $namespaces);
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// slap them
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post_url($url, $salmon, array(
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'Content-type: application/magic-envelope+xml',
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'Content-length: ' . strlen($salmon)
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));
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$return_code = $a->get_curl_code();
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}
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logger('slapper for '.$url.' returned ' . $return_code);
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if (! $return_code) {
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return(-1);
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}
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if (($return_code == 503) && (stristr($a->get_curl_headers(), 'retry-after'))) {
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return(-1);
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}
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return ((($return_code >= 200) && ($return_code < 300)) ? 0 : 1);
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}
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@ -79,7 +79,7 @@ function salmon_post(App $a) {
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$signed_data = $data . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
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$compliant_format = str_replace('=','',$signed_data);
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$compliant_format = str_replace('=', '', $signed_data);
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// decode the data
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@ -115,24 +115,28 @@ function salmon_post(App $a) {
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// We should have everything we need now. Let's see if it verifies.
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$verify = rsa_verify($compliant_format,$signature,$pubkey);
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// Try GNU Social format
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$verify = rsa_verify($signed_data, $signature, $pubkey);
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$mode = 1;
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if(! $verify) {
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logger('mod-salmon: message did not verify using protocol. Trying padding hack.');
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$verify = rsa_verify($signed_data,$signature,$pubkey);
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if (! $verify) {
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logger('mod-salmon: message did not verify using protocol. Trying compliant format.');
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$verify = rsa_verify($compliant_format, $signature, $pubkey);
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$mode = 2;
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}
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if(! $verify) {
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logger('mod-salmon: message did not verify using padding. Trying old statusnet hack.');
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$verify = rsa_verify($stnet_signed_data,$signature,$pubkey);
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if (! $verify) {
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logger('mod-salmon: message did not verify using padding. Trying old statusnet format.');
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$verify = rsa_verify($stnet_signed_data, $signature, $pubkey);
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$mode = 3;
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}
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if(! $verify) {
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if (! $verify) {
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logger('mod-salmon: Message did not verify. Discarding.');
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http_status_exit(400);
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}
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logger('mod-salmon: Message verified.');
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logger('mod-salmon: Message verified with mode '.$mode);
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/*
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@ -1,10 +0,0 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<me:env xmlns:me="http://salmon-protocol.org/ns/magic-env">
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<me:data type="application/atom+xml">
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{{$data}}
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</me:data>
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<me:encoding>{{$encoding}}</me:encoding>
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<me:alg>{{$algorithm}}</me:alg>
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<me:sig key_id="{{$keyhash}}">{{$signature}}</me:sig>
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</me:env>
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