function xchange796_query($appid, $apikey, $secretkey, $url)
{
// from https://796.com/wiki.html
$timestamp = time();
$params = array('appid' => $appid, 'apikey' => $apikey, 'secretkey' => $secretkey, 'timestamp' => $timestamp);
ksort($params);
// "be careful that the sequence is quite important"
$param_uri = http_build_query($params, '', '&');
$sig = base64_encode(hash_hmac('sha1', $param_uri, $secretkey));
$token_url = url_add("https://796.com/oauth/token", array('appid' => $appid, 'timestamp' => $timestamp, 'apikey' => $apikey, 'secretkey' => $secretkey, 'sig' => $sig));
// our curl handle (initialize if required)
$ch = crypto_curl_init();
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; 796 PHP client; ' . php_uname('s') . '; PHP/' . phpversion() . ')');
curl_setopt($ch, CURLOPT_URL, crypto_wrap_url($token_url));
// curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
// run the query
$res = curl_exec($ch);
if ($res === false) {
throw new ExternalAPIException('Could not get reply: ' . curl_error($ch));
}
$dec = crypto_json_decode($res, "in authentication");
if (isset($dec['errno']) && $dec['errno']) {
throw new ExternalAPIException("Could not get OAuth Token: " . htmlspecialchars($dec['msg']));
}
if (!isset($dec['data']['access_token'])) {
throw new ExternalAPIException("No access token provided");
}
$token = $dec['data']['access_token'];
crypto_log("Obtained OAuth token");
// now, call the given URL
// 796 has a bug where the token can't be urlencoded again, so we can't use url_add() (though we should)
$destination_url = $url . "?access_token=" . $token;
// our curl handle (initialize if required)
$ch = crypto_curl_init();
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, 'Mozilla/4.0 (compatible; 796 PHP client; ' . php_uname('s') . '; PHP/' . phpversion() . ')');
curl_setopt($ch, CURLOPT_URL, crypto_wrap_url($destination_url));
// curl_setopt($ch, CURLOPT_POSTFIELDS, $post_data);
curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 1);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
// run the query
$res = curl_exec($ch);
if ($res === false) {
throw new ExternalAPIException('Could not get reply: ' . curl_error($ch));
}
$dec = crypto_json_decode($res, "in request");
if (isset($dec['errno']) && $dec['errno']) {
throw new ExternalAPIException("Error in reply: " . htmlspecialchars($dec['msg']));
}
if (!isset($dec['data'])) {
throw new ExternalAPIException("No data in reply");
}
return $dec['data'];
}
function cryptostocks_api($key, $email, $method)
{
$token_id = rand(0, 0xffff);
$request_time = time();
$token = $key . ";" . $email . ";" . $request_time . ";" . $token_id . ";" . $method;
$url = url_add("https://cryptostocks.com/api/" . urlencode($method) . ".json", array('account' => $email, 'id' => $token_id, 'token' => hash('sha256', $token), 'timestamp' => $request_time));
$content = crypto_get_contents(crypto_wrap_url($url));
if (!$content) {
throw new ExternalAPIException("API returned empty data");
}
$data = crypto_json_decode($content);
return $data;
}
/**
* Basic tests for {@link #url_add()} using absolute URLs.
*/
function testUrlAddAbsolute()
{
$this->assertEquals("http://openclerk.org/url", url_add('http://openclerk.org/url', array()));
$this->assertEquals("http://openclerk.org/url?key=bar", url_add('http://openclerk.org/url', array('key' => 'bar')));
$this->assertEquals("http://openclerk.org/url?key=bar&bar=foo", url_add('http://openclerk.org/url', array('key' => 'bar', 'bar' => 'foo')));
}
<?php
if (strtotime($user['created_at']) >= strtotime("-1 hour") || require_get("welcome", false)) {
?>
<div class="success">
<ul>
<li><?php
echo t("Welcome to :site_name!");
?>
</li>
<li><?php
echo t("To get started, first select the currencies that you are interested in below, and then follow the wizards to configure your addresses, accounts and reports.");
?>
</li>
<li><?php
echo t("If you have any problems in getting set up, please send us :email or tweet :twitter.", array(':email' => link_to(url_add('mailto:' . get_site_config('site_email'), array('subject' => 'Problems Signing Up')), t("an e-mail")), ':twitter' => '<a class="twitter" href="https://twitter.com/cryptfolio">@cryptfolio</a>'));
?>
</li>
</ul>
</div>
<?php
/* trafficvance conversion tracking pixel for Dennis */
?>
<script type="text/javascript" src="http://tracking.trafficvance.com/?id=1G18D7G6C0EG334F874F&fetch=0&value=0">
</script>
<noscript><div style="display: inline;"><img height="1" width="1" style="border-style: none;" alt="" src="http://tracking.trafficvance.com/?id=1G18D7G6C0EG334F874F&fetch=1&value=0" /></div></noscript>
<?php
}
?>
<?php
/**
* Openclerk version check job.
*/
$exchange = "version_check";
crypto_log("Local version: " . get_site_config('openclerk_version'));
// call cryptfolio.com to find the latest openclerk.org version
$version = crypto_get_contents(crypto_wrap_url(url_add('https://cryptfolio.com/version', array('absolute_url' => get_site_config('absolute_url'), 'openclerk_version' => get_site_config('openclerk_version')))));
crypto_log("Remote version: " . $version);
if (!$version) {
throw new ExternalAPIException("Could not retrieve remote Openclerk version");
}
// compare
if (version_compare($version, get_site_config('openclerk_version')) > 0) {
// delete any unread messages
$q = db()->prepare("DELETE FROM admin_messages WHERE message_type=? AND is_read=0");
$q->execute(array('version_check'));
// and insert a new one
$q = db()->prepare("INSERT INTO admin_messages SET message_type=?, message=?");
$q->execute(array('version_check', '<a href="http://openclerk.org">A new version</a> of Openclerk is available: ' . $version));
crypto_log("Inserted new admin_message.");
}
/**
*
* @throws {@link DifficultyException} if something happened and the balance could not be obtained.
*/
function getDifficulty(Logger $logger)
{
$url = "https://blockchain.info/q/getdifficulty";
if (Config::get('blockchain_api_key', false)) {
$logger->info("Using Blockchain API key.");
$url = url_add($url, array('api_code' => Config::get('blockchain_api_key')));
}
$logger->info($url);
$value = Fetch::get($url);
if (!is_numeric($value)) {
$logger->error("Difficulty is non-numeric: " . htmlspecialchars($value));
throw new BlockException("Blockchain returned non-numeric value: '" . htmlspecialchars($value) . "'");
} else {
$logger->info("Difficulty : " . $value);
}
return $value;
}
