function apiUpdateJson($data)
{
//configuration parameters:
$config_params = Config::getConfigParams();
$hostname = $config_params['hostname'];
$tweet_size_max = $config_params['tweet_size_max'];
$script_path = __FUNCTION__;
$json_array = array();
$error = false;
$twextra_key = $data['twextra_key'];
$twitter_access_token = $data['twitter_access_token'];
$json_array['twextra_key'] = $twextra_key;
//optional
$tweet = $data['editor'];
$tweet_len = trim(strlen($tweet));
//generate an error if the message length exceeds max size, or is empty
if ($tweet_len > $tweet_size_max) {
//generate error message;
$json_array['error']['message_len'] = 'Message exceeds max size';
$error = true;
} else {
if ($tweet_len == 0) {
//generate error message;
$json_array['error']['message_len'] = 'Message is empty';
$error = true;
} else {
$json_array['message_len'] = $tweet_len;
}
}
//authenticate based on the key and check daily limit
if (!$error) {
logger($script_path . " twextra_key: ", $twextra_key);
$model = new TwextraModel();
$key_match = $model->apiKeyMatchUpdate($twextra_key);
//
if ($key_match == 'miss') {
//
$json_array['error']['key_match_daily_limit'] = 'Error: Key did not match or the daily limit exceeded.';
$error = true;
}
}
//generate a random url
if (!$error) {
$message_id = $this->random_message_id();
$url = $hostname . "/tweet_display.php?message_id={$message_id}&mthd=displayTweet";
$tweet = stripslashes($tweet);
//save in database, and increment daily usage count
$model = new TwextraModel();
$saveTweet = $model->saveTweet($tweet, $message_id);
//$incCount = $model->apiIncCount ( $key ); //
if (!$saveTweet) {
$json_array['system_error'] = true;
$json_array['url'] = '';
$json_array['created'] = '';
} else {
$json_array['url'] = $url;
$json_array['created'] = date("Y-m-d H:i:s");
}
}
$json_string = json_encode($json_array);
$json_string_stripped = stripslashes($json_string);
//echo stripslashes ( $json_string );
if ($error == false) {
return $json_string_stripped;
} else {
return $error;
}
}