JSONRequest::execute()

Complexity

Conditions	12
Paths	86

Size

Total Lines	111
Code Lines	56

Duplication

Lines	0
Ratio	0 %

Importance

Changes	2
Bugs	1	Features	0

<?php
	public function execute($json) {
		/* If json_encode produces an empty string, wa-js shows an absolutely
		 * worthless "Invalid data received from the server" dialog. */
		$jsonflags = JSON_THROW_ON_ERROR | JSON_INVALID_UTF8_SUBSTITUTE;

		try {
			// decode JSON data
			$data = json_decode_data($json, true);

			// Reset the bus
			$GLOBALS["bus"]->reset();

			// notify modules that wants to do something at the start of a request
			$GLOBALS["bus"]->notify(REQUEST_ENTRYID, REQUEST_START);

			// Check if the JSON is parsed correctly into an array
			$data = $data["zarafa"] ?: false;

			// @TODO throw exception if zarafa tag is not present
			if (is_array($data)) {
				// iterate over all module names
				foreach ($data as $moduleName => $modules) {
					// each module can contain multiple requests using different module ids
					foreach ($modules as $moduleId => $moduleData) {
						// Create the module via the Dispatcher
						$moduleObj = $GLOBALS["dispatcher"]->loadModule($moduleName, $moduleId, $moduleData);

						// Check if the module is loaded
						if (is_object($moduleObj)) {
							$moduleObj->loadSessionData();

							// Execute the actions in the module
							$moduleObj->execute();

							$moduleObj->saveSessionData();
						}
					}
				}
			}

			// notify modules that wants to do something at the end of a request
			$GLOBALS["bus"]->notify(REQUEST_ENTRYID, REQUEST_END);

			// Build the JSON and return it
			return json_encode(["zarafa" => $GLOBALS["bus"]->getData()], $jsonflags);
		}
		catch (ZarafaException $e) {
			if (!$e->isHandled) {
				$data = [
					"error" => [
						"type" => ERROR_ZARAFA,
						"info" => [
							"file" => $e->getFileLine(),
							"display_message" => $e->getDisplayMessage(),
							"original_message" => $e->getMessage(),
						],
					],
				];

				return json_encode(["zarafa" => $data], $jsonflags);
			}
		}
		catch (ZarafaErrorException $e) {
			if (!$e->isHandled) {
				$data = [
					"error" => [
						"type" => ERROR_GENERAL,
						"info" => [
							"file" => $e->getFileLine(),
							"display_message" => $e->getDisplayMessage(),
							"original_message" => $e->getMessage(),
						],
					],
				];

				return json_encode(["zarafa" => $data], $jsonflags);
			}
		}
		catch (Exception $e) {
			// handle exceptions that are not handled by modules
			dump($e);

			$data = [
				"error" => [
					"type" => ERROR_GENERAL,
					"info" => [
						"file" => basename($e->getFile()) . ':' . $e->getLine(),
						"display_message" => _('An unexpected error has occurred'),
						"original_message" => $e->getMessage(),
					],
				],
			];

			return json_encode(["zarafa" => $data], $jsonflags);
		}
		catch (Throwable $e) {
			// Catch PHP Errors/TypeErrors as JSON to avoid HTTP 500s
			dump($e);

			$data = [
				"error" => [
					"type" => ERROR_GENERAL,
					"info" => [
						"file" => basename($e->getFile()) . ':' . $e->getLine(),
						"display_message" => _('An unexpected error has occurred'),
						"original_message" => $e->getMessage(),
					],
				],
			];

			return json_encode(["zarafa" => $data], $jsonflags);
		}