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148 lines
4.1 KiB
PHP
148 lines
4.1 KiB
PHP
<?php
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/**
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* ownCloud - Richdocuments App
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*
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* @author Victor Dubiniuk
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* @copyright 2014 Victor Dubiniuk victor.dubiniuk@gmail.com
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*
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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*/
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namespace OCA\Richdocuments;
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use OCA\Richdocuments\AppInfo\Application;
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class Converter {
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const TEST_DOC_PATH = '/assets/test.doc';
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public static function testConversion(){
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$targetFilter = 'odt:writer8';
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$targetExtension = 'odt';
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$input = file_get_contents(dirname(__DIR__) . self::TEST_DOC_PATH);
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$infile = \OC::$server->getTempManager()->getTemporaryFile();
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$outdir = \OC::$server->getTempManager()->getTemporaryFolder();
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$outfile = $outdir . '/' . basename($infile) . '.' . $targetExtension;
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$cmd = Helper::findOpenOffice();
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$params = ' --headless --convert-to ' . escapeshellarg($targetFilter) . ' --outdir '
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. escapeshellarg($outdir)
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. ' --writer '. escapeshellarg($infile)
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. ' -env:UserInstallation=file://'
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. escapeshellarg(\OC::$server->getTempManager()->getTempBaseDir() . '/owncloud-' . \OC_Util::getInstanceId().'/') . ' 2>&1'
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;
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file_put_contents($infile, $input);
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$result = shell_exec($cmd . $params);
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$exists = file_exists($outfile);
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if (!$exists){
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\OC::$server->getLogger()->warn(
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'Conversion test failed. Raw output:' . $result,
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['app' => 'richdocuments']
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);
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return false;
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} else {
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unlink($outfile);
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}
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return true;
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}
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public static function convert($input, $targetFilter, $targetExtension){
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if (self::getAppConfig()->getAppValue('converter') === 'local'){
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$output = self::convertLocal($input, $targetFilter, $targetExtension);
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} else {
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$output = self::convertExternal($input, $targetExtension);
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}
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if (empty($output)){
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\OC::$server->getLogger()->warn(
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'Empty conversion output',
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['app' => 'richdocuments']
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);
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throw new \RuntimeException('Empty conversion output');
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}
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return $output;
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}
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public static function checkConnection(){
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$expected = file_get_contents(dirname(__DIR__) . '/assets/response.odt');
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$converted = self::convertExternal('', 'odt');
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return $converted === $expected;
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}
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/**
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* convert via openOffice hosted on the same server
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* @param string $input
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* @param string $targetFilter
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* @param string $targetExtension
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* @return string
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*/
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protected static function convertLocal($input, $targetFilter, $targetExtension){
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$infile = \OC::$server->getTempManager()->getTemporaryFile();
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$outdir = \OC::$server->getTempManager()->getTemporaryFolder();
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$cmd = Helper::findOpenOffice();
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$params = ' --headless --convert-to ' . $targetFilter . ' --outdir '
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. escapeshellarg($outdir)
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. ' --writer '. escapeshellarg($infile)
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. ' -env:UserInstallation=file://'
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. escapeshellarg(\OC::$server->getTempManager()->getTempBaseDir() . '/owncloud-' . \OC_Util::getInstanceId().'/')
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;
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file_put_contents($infile, $input);
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shell_exec($cmd . $params);
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$output = file_get_contents($outdir . '/' . basename($infile) . '.' . $targetExtension);
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return $output;
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}
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/**
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* convert via format-filter-server installed on the same host with openOffice
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* @param string $input
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* @return string
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*/
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protected static function convertExternal($input, $targetExtension){
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$options = array(
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CURLOPT_RETURNTRANSFER => true,
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CURLOPT_HEADER => false,
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CURLOPT_FOLLOWLOCATION => true,
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CURLOPT_ENCODING => "",
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CURLOPT_AUTOREFERER => true,
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CURLOPT_CONNECTTIMEOUT => 120,
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CURLOPT_TIMEOUT => 120,
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CURLOPT_MAXREDIRS => 2,
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CURLOPT_POST => 1,
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CURLOPT_POSTFIELDS => $input,
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CURLOPT_SSL_VERIFYHOST => 0,
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CURLOPT_SSL_VERIFYPEER => 0,
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CURLOPT_VERBOSE => 1
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);
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$ch = curl_init(self::getAppConfig()->getAppValue('converter_url') . '?target_format=' . $targetExtension);
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curl_setopt_array($ch, $options);
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$content = curl_exec($ch);
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if (curl_errno($ch)){
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\OC::$server->getLogger()->debug(
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'cURL error' . curl_errno($ch) . ':' . curl_error($ch),
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['app' => 'richdocuments']
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);
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}
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curl_close($ch);
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return $content;
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}
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protected static function getAppConfig(){
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$app = new Application();
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$c = $app->getContainer();
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return $c->query('AppConfig');
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}
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}
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