include_values = array(); $this->exclude_values = array(); if ($appful_api->query->include) { $this->include_values = explode(',', $appful_api->query->include); } // Props to ikesyo for submitting a fix! if ($appful_api->query->exclude) { $this->exclude_values = explode(',', $appful_api->query->exclude); $this->include_values = array_diff($this->include_values, $this->exclude_values); } // Compatibility with Disqus plugin remove_action('loop_end', 'dsq_loop_end'); } function get_json($data, $status = 'ok') { // Include a status value with the response if (is_array($data)) { $data = array_merge(array('status' => $status), $data); } else if (is_object($data)) { $data = get_object_vars($data); $data = array_merge(array('status' => $status), $data); } $data = apply_filters('appful_api_encode', $data); return $this->encode_json($data); } function encode_json($data) { if (function_exists('json_encode')) { // Use the built-in json_encode function if it's available return json_encode($data); } else { // Use PEAR's Services_JSON encoder otherwise if (!class_exists('Services_JSON')) { $dir = appful_api_dir(); require_once "$dir/library/JSON.php"; } $json = new Services_JSON(); return $json->encode($data); } } function decode_json($data) { if (function_exists('json_decode')) { // Use the built-in json_encode function if it's available return json_decode($data, true); } else { // Use PEAR's Services_JSON encoder otherwise if (!class_exists('Services_JSON')) { $dir = appful_api_dir(); require_once "$dir/library/JSON.php"; } $json = new Services_JSON(); return $json->decode($data); } } function is_value_included($key) { // Props to ikesyo for submitting a fix! if (empty($this->include_values) && empty($this->exclude_values)) { return true; } else { if (empty($this->exclude_values)) { return in_array($key, $this->include_values); } else { return !in_array($key, $this->exclude_values); } } } function respond($result, $status = 'ok') { global $appful_api; $json = $this->get_json($result, $status); $status_redirect = "redirect_$status"; if ($appful_api->query->dev || !empty($_REQUEST['dev'])) { // Output the result in a human-redable format if (!headers_sent()) { header('HTTP/1.1 200 OK'); header('Content-Type: text/plain; charset: UTF-8', true); } else { //echo '

';
			}
			echo $this->prettify($json);
		} else if (!empty($_REQUEST[$status_redirect])) {
				wp_redirect($_REQUEST[$status_redirect]);
			} else if ($appful_api->query->redirect) {
				$url = $this->add_status_query_var($appful_api->query->redirect, $status);
				wp_redirect($url);
			} else if ($appful_api->query->callback) {
				// Run a JSONP-style callback with the result
				$this->callback($appful_api->query->callback, $json);
			} else {
			// Output the result
			$this->output($json);
		}
	}


	function output($result) {
		$charset = get_option('blog_charset');
		if (!headers_sent()) {
			header('HTTP/1.1 200 OK', true);
			header("Content-Type: application/json; charset=$charset", true);
		}

		if ($result != "null")
			echo $result;
	}


	function callback($callback, $result) {
		$charset = get_option('blog_charset');
		if (!headers_sent()) {
			header('HTTP/1.1 200 OK', true);
			header("Content-Type: application/javascript; charset=$charset", true);
		}
		echo "$callback($result)";
	}


	function add_status_query_var($url, $status) {
		if (strpos($url, '#')) {
			// Remove the anchor hash for now
			$pos = strpos($url, '#');
			$anchor = substr($url, $pos);
			$url = substr($url, 0, $pos);
		}
		if (strpos($url, '?')) {
			$url .= "&status=$status";
		} else {
			$url .= "?status=$status";
		}
		if (!empty($anchor)) {
			// Add the anchor hash back in
			$url .= $anchor;
		}
		return $url;
	}


	function prettify($ugly) {
		$pretty = "";
		$indent = "";
		$last = '';
		$pos = 0;
		$level = 0;
		$string = false;
		while ($pos < strlen($ugly)) {
			$char = substr($ugly, $pos++, 1);
			if (!$string) {
				if ($char == '{' || $char == '[') {
					if ($char == '[' && substr($ugly, $pos, 1) == ']') {
						$pretty .= "[]";
						$pos++;
					} else if ($char == '{' && substr($ugly, $pos, 1) == '}') {
							$pretty .= "{}";
							$pos++;
						} else {
						$pretty .= "$char\n";
						$indent = str_repeat('  ', ++$level);
						$pretty .= "$indent";
					}
				} else if ($char == '}' || $char == ']') {
						$indent = str_repeat('  ', --$level);
						if ($last != '}' && $last != ']') {
							$pretty .= "\n$indent";
						} else if (substr($pretty, -2, 2) == '  ') {
								$pretty = substr($pretty, 0, -2);
							}
						$pretty .= $char;
						if (substr($ugly, $pos, 1) == ',') {
							$pretty .= ",";
							$last = ',';
							$pos++;
						}
						$pretty .= "\n$indent";
					} else if ($char == ':') {
						$pretty .= ": ";
					} else if ($char == ',') {
						$pretty .= ",\n$indent";
					} else if ($char == '"') {
						$pretty .= '"';
						$string = true;
					} else {
					$pretty .= $char;
				}
			} else {
				if ($last != '\\' && $char == '"') {
					$string = false;
				}
				$pretty .= $char;
			}
			$last = $char;
		}
		return $pretty;
	}


}


?>