/**
* Handle POSTs on the index page
*
* This function is used by index.php to handle various submission
* methods, to make the index file itself as simple and standardized
* as possible.
*
* @param array $config Optional configuration array
* @return array Array of results and/or errors
*/
function index_handle_post($config = array()) {
$m29 = new M29($config);
$post = $_POST;
$ret = array();
if(isset($post['longUrlEncrypted']) && $post['longUrlEncrypted']) {
$longUrlEncrypted_bin = $m29->base64_decode_url($post['longUrlEncrypted']);
$firstKey_bin = $m29->base64_decode_url($post['firstKey']);
if(isset($post['secondKey'])) {
$secondKey_bin = $m29->base64_decode_url($post['secondKey']);
} else {
$secondKey_bin = '';
}
try {
$ret = $m29->insert_encrypted_url($longUrlEncrypted_bin, $firstKey_bin, $secondKey_bin);
} catch(M29Exception $e) {
$ret['error'] = $e->error;
}
} elseif(isset($post['longUrl']) && $post['longUrl']) {
try {
$ret = $m29->insert_long_url($post['longUrl']);
} catch(M29Exception $e) {
$ret['error'] = $e->error;
}
}
if(isset($post['xhrRequest']) && ($post['xhrRequest'] == 'true')) {
header("Content-Type: text/xml; charset=UTF-8");
echo '<?xml version="1.0" encoding="UTF-8" ?>' . "\n";
echo '<!--' . "\n";
echo 'This response is for the benefit of the front page XMLHttpRequest.' . "\n";
echo 'Please do not use this by third-party scripts. A fully-featured JSON' . "\n";
echo 'API is available; please see the main web site for details.' . "\n";
echo '-->' . "\n";
echo '<response>' . "\n";
if(isset($ret['short_url']) && $ret['short_url']) {
echo '<shortUrl>' . $ret['short_url'] . '</shortUrl>' . "\n";
if(isset($ret['short_url_incomplete'])) {
echo '<shortUrlIncomplete>' . ($ret['short_url_incomplete'] ? 'true' : 'false') . '</shortUrlIncomplete>' . "\n";
}
}
if(isset($ret['error']) && $ret['error']) {
echo '<error>' . htmlspecialchars($ret['error']) . '</error>' . "\n";
}
echo '</response>' . "\n";
exit();
}
return($ret);
}
} catch (M29Exception $e) {
http_error($e->error, 'json');
}
$out = array('kind' => 'urlshortener#url', 'id' => $ret['short_url'], 'longUrl' => $longUrl);
header("Content-Type: application/json; charset=UTF-8");
print json_encode($out) . "\n";
} elseif (isset($json['longUrlEncrypted']) && isset($json['firstKey'])) {
$longUrlEncrypted_bin = $m29->base64_decode_url($json['longUrlEncrypted']);
$firstKey_bin = $m29->base64_decode_url($json['firstKey']);
if (isset($json['secondKey'])) {
$secondKey_bin = $m29->base64_decode_url($json['secondKey']);
} else {
$secondKey_bin = '';
}
try {
$ret = $m29->insert_encrypted_url($longUrlEncrypted_bin, $firstKey_bin, $secondKey_bin);
} catch (M29Exception $e) {
http_error($e->error, 'json');
}
if ($secondKey_bin) {
$out = array('kind' => 'urlshortener#url', 'id' => $ret['short_url'], 'longUrl' => $ret['long_url']);
header("Content-Type: application/json; charset=UTF-8");
print json_encode($out) . "\n";
} else {
$out = array('kind' => 'urlshortener#url', 'id' => $ret['short_url'], 'idIncomplete' => True);
header("Content-Type: application/json; charset=UTF-8");
print json_encode($out) . "\n";
}
} else {
http_error(array('reason' => 'required', 'message' => 'Required parameter: longUrl', 'locationType' => 'parameter', 'location' => 'longUrl'), 'json');
}
