public function GenerateFormRequest($submitname = false, $submitvalue = false)
{
$method = $this->info["method"];
$fields = array();
$files = array();
foreach ($this->fields as $field) {
if ($field["type"] == "input.file") {
if (is_array($field["value"])) {
$field["value"]["name"] = $field["name"];
$files[] = $field["value"];
$method = "post";
}
} else {
if ($field["type"] == "input.reset" || $field["type"] == "button.reset") {
} else {
if ($field["type"] == "input.submit" || $field["type"] == "input.image" || $field["type"] == "button.submit") {
if (($submitname === false || $field["name"] === $submitname) && ($submitvalue === false || $field["value"] === $submitvalue)) {
if ($submitname !== "") {
if (!isset($fields[$field["name"]])) {
$fields[$field["name"]] = array();
}
$fields[$field["name"]][] = $field["value"];
}
if ($field["type"] == "input.image") {
if (!isset($fields["x"])) {
$fields["x"] = array();
}
$fields["x"][] = "1";
if (!isset($fields["y"])) {
$fields["y"] = array();
}
$fields["y"][] = "1";
}
}
} else {
if ($field["type"] != "input.radio" && $field["type"] != "input.checkbox" || $field["checked"]) {
if (!isset($fields[$field["name"]])) {
$fields[$field["name"]] = array();
}
$fields[$field["name"]][] = $field["value"];
}
}
}
}
}
if ($method == "get") {
$url = \CubicleSoft\HTTP::ExtractURL($this->info["action"]);
unset($url["query"]);
$url["queryvars"] = $fields;
$result = array("url" => \CubicleSoft\HTTP::CondenseURL($url), "options" => array());
} else {
$result = array("url" => $this->info["action"], "options" => array("postvars" => $fields, "files" => $files));
}
return $result;
}
public function Wait($timeout = false, $readfps = array(), $writefps = array(), $exceptfps = NULL)
{
$this->UpdateStreamsAndTimeout("", $timeout, $readfps, $writefps);
$result = array("success" => true, "clients" => array(), "removed" => array(), "readfps" => array(), "writefps" => array(), "exceptfps" => array());
if (!count($readfps) && !count($writefps)) {
return $result;
}
$result2 = self::FixedStreamSelect($readfps, $writefps, $exceptfps, $timeout);
if ($result2 === false) {
return array("success" => false, "error" => \CubicleSoft\HTTP::HTTPTranslate("Wait() failed due to stream_select() failure. Most likely cause: Connection failure."), "errorcode" => "stream_select_failed");
}
// Handle new connections.
if (isset($readfps["http_s"])) {
while (($fp = @stream_socket_accept($this->fp, 0)) !== false) {
// Enable non-blocking mode.
stream_set_blocking($fp, 0);
$client = $this->InitNewClient();
$client->fp = $fp;
$client->ipaddr = stream_socket_get_name($fp, true);
}
unset($readfps["http_s"]);
}
// Handle clients in the read queue.
foreach ($readfps as $cid => $fp) {
if (!is_string($cid) || strlen($cid) < 6 || substr($cid, 0, 7) !== "http_c_") {
continue;
}
$id = (int) substr($cid, 7);
if (!isset($this->clients[$id])) {
continue;
}
$client = $this->clients[$id];
$client->lastts = microtime(true);
if ($client->httpstate !== false) {
$result2 = \CubicleSoft\HTTP::ProcessState($client->httpstate);
if ($result2["success"]) {
// Trigger the last variable to process when extracting form variables.
if ($client->contenttype !== false && $client->contenttype[""] === "application/x-www-form-urlencoded") {
$this->ProcessClientRequestBody($result2["request"], "&", $id);
}
if ($client->currfile !== false) {
$client->files[$client->currfile]->Close();
$client->currfile = false;
}
$result["clients"][$id] = $client;
$client->requestcomplete = true;
$client->requests++;
$client->mode = "init_response";
$client->responseheaders = array();
$client->responsefinalized = false;
$client->responsebodysize = false;
$client->httpstate["type"] = "request";
$client->httpstate["startts"] = microtime(true);
$client->httpstate["waituntil"] = -1.0;
$client->httpstate["data"] = "";
$client->httpstate["bodysize"] = false;
$client->httpstate["chunked"] = false;
$client->httpstate["secure"] = $this->ssl;
$client->httpstate["state"] = "send_data";
$client->SetResponseCode(200);
$client->SetResponseContentType("text/html; charset=UTF-8");
if (isset($client->headers["Connection"])) {
$connection = \CubicleSoft\HTTP::ExtractHeader($client->headers["Connection"]);
if (strtolower($connection[""]) === "close") {
$client->keepalive = false;
}
}
$ver = explode("/", $client->request["httpver"]);
$ver = (double) array_pop($ver);
if ($ver < 1.1) {
$client->keepalive = false;
}
if ($client->requests >= $this->maxrequests) {
$client->keepalive = false;
}
if ($this->usegzip && isset($client->headers["Accept-Encoding"])) {
$encodings = \CubicleSoft\HTTP::ExtractHeader($client->headers["Accept-Encoding"]);
$encodings = explode(",", $encodings[""]);
$gzip = false;
foreach ($encodings as $encoding) {
if (strtolower(trim($encoding)) === "gzip") {
$gzip = true;
}
}
if ($gzip) {
$client->deflate = new \CubicleSoft\DeflateStream();
$client->deflate->Init("wb", -1, array("type" => "gzip"));
$client->AddResponseHeader("Content-Encoding", "gzip", true);
}
}
} else {
if ($result2["errorcode"] !== "no_data") {
if ($client->requests) {
$result["removed"][$id] = array("result" => $result2, "client" => $client);
}
$this->RemoveClient($id);
} else {
if ($client->requestcomplete === false && $client->httpstate["state"] !== "request_line" && $client->httpstate["state"] !== "headers") {
// Allows the caller an opportunity to adjust some client options based on inputs on a per-client basis (e.g. recvlimit).
$result["clients"][$id] = $client;
}
}
}
}
unset($readfps[$cid]);
}
// Handle clients in the write queue.
foreach ($writefps as $cid => $fp) {
if (!is_string($cid) || strlen($cid) < 6 || substr($cid, 0, 7) !== "http_c_") {
continue;
}
$id = (int) substr($cid, 7);
if (!isset($this->clients[$id])) {
continue;
}
$client = $this->clients[$id];
$client->lastts = microtime(true);
if ($client->httpstate !== false) {
// Transform the client response into real data.
if ($client->mode === "response_ready") {
if ($client->responsefinalized) {
$client->AddResponseHeader("Content-Length", (string) strlen($client->writedata), true);
$client->httpstate["bodysize"] = strlen($client->writedata);
} else {
if ($client->responsebodysize !== false) {
$client->AddResponseHeader("Content-Length", (string) $client->responsebodysize, true);
$client->httpstate["bodysize"] = $client->responsebodysize;
} else {
if ($client->keepalive) {
$client->AddResponseHeader("Transfer-Encoding", "chunked", true);
$client->httpstate["chunked"] = true;
}
}
}
$client->AddResponseHeader("Date", gmdate("D, d M Y H:i:s T"), true);
if (!$client->keepalive || $client->requests >= $this->maxrequests) {
$client->AddResponseHeader("Connection", "close", true);
}
foreach ($client->responseheaders as $name => $vals) {
foreach ($vals as $val) {
$client->httpstate["data"] .= $name . ": " . $val . "\r\n";
}
}
$client->responseheaders = false;
$client->httpstate["data"] .= "\r\n";
$client->mode = "handle_response";
}
$result2 = \CubicleSoft\HTTP::ProcessState($client->httpstate);
if ($result2["success"]) {
if (!$client->responsefinalized) {
$result["clients"][$id] = $client;
} else {
if ($client->keepalive && $client->requests < $this->maxrequests) {
// Reset client.
$client->mode = "init_request";
$client->httpstate = false;
$client->readdata = "";
$client->request = false;
$client->url = "";
$client->headers = false;
$client->contenttype = false;
$client->contenthandled = true;
$client->cookievars = false;
$client->requestvars = false;
$client->requestcomplete = false;
$client->deflate = false;
$client->writedata = "";
foreach ($client->files as $filename => $tempfile) {
unset($client->files[$filename]);
}
$client->files = array();
$this->initclients[$id] = $client;
unset($this->clients[$id]);
} else {
$result["removed"][$id] = array("result" => array("success" => true), "client" => $client);
$this->RemoveClient($id);
}
}
} else {
if ($result2["errorcode"] !== "no_data") {
$result["removed"][$id] = array("result" => $result2, "client" => $client);
$this->RemoveClient($id);
}
}
}
unset($writefps[$cid]);
}
// Initialize new clients.
foreach ($this->initclients as $id => $client) {
do {
$origmode = $client->mode;
switch ($client->mode) {
case "init":
$result2 = $this->ssl ? @stream_socket_enable_crypto($client->fp, true, STREAM_CRYPTO_METHOD_TLS_SERVER) : true;
if ($result2 === true) {
$client->mode = "init_request";
} else {
if ($result2 === false) {
@fclose($client->fp);
unset($this->initclients[$id]);
}
}
break;
case "init_request":
// Use the HTTP class in server mode to handle state.
// The callback functions are located in WebServer to avoid the issue of pass-by-reference memory leaks.
$options = $this->defaultclientoptions;
$options["async"] = true;
$options["read_headers_callback"] = array($this, "ProcessClientRequestHeaders");
$options["read_headers_callback_opts"] = $id;
$options["read_body_callback"] = array($this, "ProcessClientRequestBody");
$options["read_body_callback_opts"] = $id;
$options["write_body_callback"] = array($this, "ProcessClientResponseBody");
$options["write_body_callback_opts"] = $id;
if (!isset($options["readlinelimit"])) {
$options["readlinelimit"] = 116000;
}
if (!isset($options["maxheaders"])) {
$options["maxheaders"] = 1000;
}
if (!isset($options["recvlimit"])) {
$options["recvlimit"] = 1000000;
}
$startts = microtime(true);
$timeout = isset($options["timeout"]) ? $options["timeout"] : false;
$result2 = array("success" => true, "rawsendsize" => 0, "rawsendheadersize" => 0, "rawrecvsize" => 0, "rawrecvheadersize" => 0, "startts" => $startts);
$debug = isset($options["debug"]) && $options["debug"];
if ($debug) {
$result2["rawsend"] = "";
$result2["rawrecv"] = "";
}
$client->httpstate = \CubicleSoft\HTTP::InitResponseState($client->fp, $debug, $options, $startts, $timeout, $result2, false, false);
$client->mode = "handle_request";
$client->lastts = microtime(true);
$this->clients[$id] = $client;
unset($this->initclients[$id]);
break;
}
} while (isset($this->initclients[$id]) && $origmode !== $client->mode);
}
// Handle client timeouts.
$ts = microtime(true);
foreach ($this->clients as $id => $client) {
if ($client->lastts + $this->defaultclienttimeout < $ts) {
if ($client->requests) {
$result["removed"][$id] = array("result" => $result2, "client" => $client);
}
$this->RemoveClient($id);
}
}
// Return any extra handles that were being waited on.
$result["readfps"] = $readfps;
$result["writefps"] = $writefps;
$result["exceptfps"] = $exceptfps;
return $result;
}
public function InteractiveLogin()
{
echo self::DO_Translate("***************\n");
echo self::DO_Translate("Starting interactive login for DigitalOcean.\n\n");
echo self::DO_Translate("During the next few minutes, you will be asked to sign into your DigitalOcean account here on the command-line and then approve this application to have access to perform actions on your behalf within your DigitalOcean account. You may press Ctrl+C at any time to terminate this application.\n\n");
echo self::DO_Translate("Every web request made from this point on will be dumped to your console and take the form of \"Retrieving '[URL being retrieved]'...\".\n");
echo self::DO_Translate("***************\n\n");
$html = new \CubicleSoft\simple_html_dom();
$web = new \CubicleSoft\WebBrowser(array("httpopts" => array("pre_retrievewebpage_callback" => array($this, "InteractiveLogin__HandleRequest"))));
$filteropts = \CubicleSoft\TagFilter::GetHTMLOptions();
$this->accesstokens["refreshtoken"] = false;
$this->accesstokens["bearertoken"] = false;
$this->accesstokens["bearerexpirets"] = -1;
$result = array("url" => $this->GetLoginURL(), "options" => array());
do {
$result["options"]["sslopts"] = self::InitSSLOpts(array());
$result2 = $web->Process($result["url"], "auto", $result["options"]);
if (!$result2["success"]) {
if ($this->accesstokens["refreshtoken"] === false) {
return $result2;
}
echo self::DO_Translate("***************\n");
echo self::DO_Translate("Interactive login completed successfully. Resuming where you left off.\n");
echo self::DO_Translate("***************\n\n");
return array("success" => true);
} else {
if ($result2["response"]["code"] != 200) {
return array("success" => false, "error" => self::DO_Translate("Expected a 200 response from DigitalOcean. Received '%s'.", $result2["response"]["line"]), "errorcode" => "unexpected_digitalocean_response", "info" => $result2);
} else {
$body = \CubicleSoft\TagFilter::Run($result2["body"], $filteropts);
$html->load($body);
echo "-----------------------\n\n";
$title = $html->find('title', 0);
if ($title) {
echo trim($title->plaintext) . "\n\n";
}
$h1 = $html->find('h1', 0);
if ($h1) {
echo trim($h1->plaintext) . "\n\n";
}
$h2 = $html->find('h2', 0);
if ($h2) {
echo trim($h1->plaintext) . "\n\n";
}
$error = $html->find('.errors', 0);
if ($error) {
echo trim(preg_replace('/\\s+/', " ", $error->plaintext)) . "\n\n";
}
$forms = $web->ExtractForms($result2["url"], $body);
foreach ($forms as $num => $form) {
if ($form->info["action"] === "https://cloud.digitalocean.com/login/refresh") {
unset($forms[$num]);
}
}
if (!count($forms)) {
$url = \CubicleSoft\HTTP::ExtractURL($result2["url"]);
if ($url["host"] === "cloud.digitalocean.com" && $url["path"] === "/v1/oauth/authorize") {
// Construct a fake form. Might be a touch fragile.
// Find the window.currentUser Javascript object.
$user = false;
$preauth = false;
$lines = explode("\n", $body);
foreach ($lines as $line) {
$line = trim($line);
if (preg_match('/window\\.currentUser\\s*=\\s*(\\{.*\\})/', $line, $matches)) {
$user = json_decode($matches[1], true);
}
if ($preauth === false && substr($line, 0, 14) === "window.preAuth") {
$preauth = true;
} else {
if (substr($line, 0, 5) === "name:" || substr($line, 0, 12) === "description:" || substr($line, 0, 4) === "url:") {
echo $line . "\n\n";
}
}
}
if ($user !== false) {
$html2 = "<body>";
$html2 .= "<form action=\"/oauth/authorize\" method=\"post\">";
$html2 .= "<input type=\"hidden\" name=\"" . htmlspecialchars($html->find('meta[name=csrf-param]', 0)->content) . "\" value=\"" . htmlspecialchars($html->find('meta[name=csrf-token]', 0)->content) . "\">";
foreach ($url["queryvars"] as $key => $vals) {
$html2 .= "<input type=\"hidden\" name=\"" . htmlspecialchars($key) . "\" value=\"" . htmlspecialchars($vals[0]) . "\">";
}
$html2 .= "<input type=\"hidden\" name=\"context_id\" value=\"" . htmlspecialchars($user["current_context_id"]) . "\">";
$html2 .= "<input type=\"submit\" name=\"cancel\" value=\"Cancel\">";
$html2 .= "<input type=\"submit\" value=\"Authorize application\">";
$html2 .= "</form>";
$html2 .= "</body>";
$forms = $web->ExtractForms($result2["url"], $html2);
}
}
} else {
$text = $html->find('p');
if ($text) {
foreach ($text as $text2) {
echo trim(preg_replace('/\\s+/', " ", $text2->plaintext)) . "\n\n";
}
}
}
$result = $web->InteractiveFormFill($forms);
if ($result === false) {
return array("success" => false, "error" => self::DO_Translate("Expected at least one form to exist. Received none."), "errorcode" => "invalid_digitalocean_response", "info" => $result2);
}
}
}
} while (1);
}
public function Connect($url, $origin, $profile = "auto", $options = array(), $web = false)
{
$this->Disconnect();
if (class_exists("\\CubicleSoft\\CSPRNG", false) && $this->csprng === false) {
$this->csprng = new \CubicleSoft\CSPRNG();
}
if (isset($options["fp"]) && is_resource($options["fp"])) {
$this->fp = $options["fp"];
} else {
// Use WebBrowser to initiate the connection.
if ($web === false) {
$web = new \CubicleSoft\WebBrowser();
}
// Transform URL.
$url2 = \CubicleSoft\HTTP::ExtractURL($url);
if ($url2["scheme"] != "ws" && $url2["scheme"] != "wss") {
return array("success" => false, "error" => self::WSTranslate("\\CubicleSoft\\\\CubicleSoft\\WebSocket::Connect() only supports the 'ws' and 'wss' protocols."), "errorcode" => "protocol_check");
}
$url2["scheme"] = str_replace("ws", "http", $url2["scheme"]);
$url2 = \CubicleSoft\HTTP::CondenseURL($url2);
// Generate correct request headers.
if (!isset($options["headers"])) {
$options["headers"] = array();
}
$options["headers"]["Connection"] = "keep-alive, Upgrade";
if ($origin != "") {
$options["headers"]["Origin"] = $origin;
}
$options["headers"]["Pragma"] = "no-cache";
$key = base64_encode($this->PRNGBytes(16));
$options["headers"]["Sec-WebSocket-Key"] = $key;
$options["headers"]["Sec-WebSocket-Version"] = "13";
$options["headers"]["Upgrade"] = "websocket";
// No async support for connecting at this time. Async mode is enabled AFTER connecting though.
unset($options["async"]);
// Connect to the WebSocket.
$result = $web->Process($url2, $profile, $options);
if (!$result["success"]) {
return $result;
}
if ($result["response"]["code"] != 101) {
return array("success" => false, "error" => self::WSTranslate("\\CubicleSoft\\\\CubicleSoft\\WebSocket::Connect() failed to connect to the WebSocket. Server returned: %s %s", $result["response"]["code"], $result["response"]["meaning"]), "errorcode" => "incorrect_server_response");
}
if (!isset($result["headers"]["Sec-Websocket-Accept"])) {
return array("success" => false, "error" => self::WSTranslate("Server failed to include a 'Sec-WebSocket-Accept' header in its response to the request."), "errorcode" => "missing_server_websocket_accept_header");
}
// Verify the Sec-WebSocket-Accept response.
if ($result["headers"]["Sec-Websocket-Accept"][0] !== base64_encode(sha1($key . self::KEY_GUID, true))) {
return array("success" => false, "error" => self::WSTranslate("The server's 'Sec-WebSocket-Accept' header is invalid."), "errorcode" => "invalid_server_websocket_accept_header");
}
$this->fp = $result["fp"];
}
// Enable non-blocking mode.
stream_set_blocking($this->fp, 0);
$this->state = self::STATE_OPEN;
$this->readdata = "";
$this->readmessages = array();
$this->writedata = "";
$this->writemessages = array();
$this->lastkeepalive = time();
$this->keepalivesent = false;
$this->rawrecvsize = 0;
$this->rawsendsize = 0;
return array("success" => true);
}
