/**
* @param array $options that will get processed using a OptionsResolver
* <ul>
* <li>'from' => (int) page number,</li>
* <li>'to' => (int) page number,</li>
* <li>'format' => (string) Returns document in the specified format,</li>
* <li>'storageName' => (string) Name of the storage,</li>
* <li>'folder' => (string) Name of the folder,</li>
* <li>'zipOutput' => (bool) save the results as .zip file,</li>
* </ul>
*
* @return string|boolean
* @throws Exception|InvalidOptionsException
* @see OptionsResolver
*/
public function splitDocument(array $options = array())
{
$strURI = Product::$baseProductUri . '/words/' . $this->getFileName() . '/split?';
$resolver = new OptionsResolver();
$resolver->setDefined(array('from', 'to', 'format', 'storage', 'folder', 'zipOutput'));
$options = $resolver->resolve($options);
$strURI .= http_build_query($options);
AsposeApp::getLogger()->info('WordsDocument splitDocument call will be made', array('call-uri' => $strURI));
$signedURI = Utils::sign($strURI);
$responseStream = Utils::processCommand($signedURI, 'POST', '', '');
$json = json_decode($responseStream);
if ($json->Code == 200) {
// Just return the json in case of a zip result
if (isset($options['zipOutput'])) {
AsposeApp::getLogger()->info('zipOutput found, so return entire splitResult');
return $json->SplitResult;
}
AsposeApp::getLogger()->info('Separately save each of the split pages');
$dispatcher = AsposeApp::getEventDispatcher();
foreach ($json->SplitResult->Pages as $pageNumber => $splitPage) {
$splitFileName = basename($splitPage->Href);
//build URI to download split slides
$strURI = Product::$baseProductUri . '/storage/file/' . $splitFileName;
//sign URI
$signedURI = Utils::Sign($strURI);
$responseStream = Utils::processCommand($signedURI, "GET", "", "");
//save split slides
$outputFile = AsposeApp::$outPutLocation . $splitFileName;
Utils::saveFile($responseStream, $outputFile);
$event = new SplitPageEvent($outputFile, $pageNumber + 1);
$dispatcher->dispatch(SplitPageEvent::PAGE_IS_SPLIT, $event);
}
return $json->SplitResult->Pages;
}
AsposeApp::getLogger()->warning('Error occured, http 200 code was not found.', array('json-code' => $json->Code));
return false;
}
/**
* Split pages to specified format.
*
* @param integer $from From page number.
* @param integer $to To page number.
* @param string $format Returns file in the specified format.
*
* @return string Returns the file path.
* @throws Exception
*/
public function splitPagesToAnyFormat($from, $to, $format)
{
$strURI = Product::$baseProductUri . '/pdf/' . $this->getFileName() . '/split?from=' . $from . '&to=' . $to . '&format=' . $format;
$signedURI = Utils::sign($strURI);
$responseStream = Utils::processCommand($signedURI, 'POST', '', '');
$json = json_decode($responseStream);
$dispatcher = AsposeApp::getEventDispatcher();
$pageNumber = 1;
foreach ($json->Result->Documents as $splitPage) {
$splitFileName = basename($splitPage->Href);
$strURI = Product::$baseProductUri . '/storage/file/' . $splitFileName;
$signedURI = Utils::sign($strURI);
$responseStream = Utils::processCommand($signedURI, 'GET', '', '');
$fileName = $this->getFileName() . '_' . $pageNumber . '.' . $format;
$outputFile = AsposeApp::$outPutLocation . $fileName;
Utils::saveFile($responseStream, $outputFile);
echo $outputFile . '<br />';
$event = new SplitPageEvent($outputFile, $pageNumber);
$dispatcher->dispatch(SplitPageEvent::PAGE_IS_SPLIT, $event);
$pageNumber++;
}
}
/**
* Check or the result does not contain an error message. If $result is invalid it contains the error message
* @param $result
* @return string
*/
public static function validateOutput($result, $saveFormat = '')
{
$result = (string) $result;
$validate = array('Unknown file format.', 'Unable to read beyond the end of the stream', 'Index was out of range', 'Cannot read that as a ZipFile', 'Not a Microsoft PowerPoint 2007 presentation', 'Index was outside the bounds of the array', 'An attempt was made to move the position before the beginning of the stream', "Format '{$saveFormat}' is not supported.");
$invalid = 0;
foreach ($validate as $key => $value) {
$pos = strpos($result, $value);
if ($pos === 1 || $pos === 16) {
$invalid = true;
}
}
// Event can be used to perform extra validation on the result
$dispatcher = AsposeApp::getEventDispatcher();
$event = new ValidateOutputEvent($result, $invalid);
/** @var ValidateOutputEvent $dispatchedEvent */
$dispatchedEvent = $dispatcher->dispatch(ValidateOutputEvent::VALIDATE_OUTPUT, $event);
// If the output is invalid it contains the error message
if ($dispatchedEvent->isInvalid() === true) {
return $result;
} else {
return '';
// FIXME returning an empty string here is really weird
}
}
