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<?php |
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/* For licensing terms, see /license.txt */ |
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/** |
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* Defines the OpenofficeDocument class, which is meant as a mother class |
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* to help in the conversion of Office documents to learning paths |
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* @package chamilo.learnpath |
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* @author Eric Marguin <[email protected]> |
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* @author Julio Montoya |
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* @license GNU/GPL |
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*/ |
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/** |
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* Defines the "OpenofficeDocument" child of class "learnpath" |
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*/ |
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abstract class OpenofficeDocument extends learnpath |
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{ |
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public $first_item = 0; |
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public $original_charset = 'utf-8'; |
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public $original_locale = 'en_US.UTF-8'; |
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/** |
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* Class constructor. Based on the parent constructor. |
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* @param string Course code |
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* @param integer Learnpath ID in DB |
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* @param integer User ID |
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*/ |
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View Code Duplication |
public function __construct($course_code = null, $resource_id = null, $user_id = null) |
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{ |
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if ($this->debug > 0) { |
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error_log('In OpenofficeDocument::OpenofficeDocument()', 0); |
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} |
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if (!empty($course_code) && !empty($resource_id) && !empty($user_id)) { |
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parent::__construct($course_code, $resource_id, $user_id); |
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} |
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} |
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/** |
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* @param string $file |
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* @param string $action_after_conversion |
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* @return bool|int |
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*/ |
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public function convert_document($file, $action_after_conversion = 'make_lp') |
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{ |
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$_course = api_get_course_info(); |
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$this->file_name = pathinfo($file['name'], PATHINFO_FILENAME); |
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// Create the directory |
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$result = $this->generate_lp_folder($_course, $this->file_name); |
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// Create the directory |
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$this->base_work_dir = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'; |
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///learning_path/ppt_dirname directory |
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$this->created_dir = substr($result['dir'], 0, strlen($result['dir']) -1); |
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$this->file_path = $this->created_dir.'/'.api_replace_dangerous_char($file['name']); |
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//var_dump($this->file_name, $this->file_path, $this->base_work_dir, $this->created_dir); |
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/* |
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* Original code |
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global $_course, $_user, $_configuration; |
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$this->file_name = (strrpos($file['name'], '.') > 0 ? substr($file['name'], 0, strrpos($file['name'], '.')) : $file['name']); |
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$this->file_name = api_replace_dangerous_char($this->file_name, 'strict'); |
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$this->file_name = strtolower($this->file_name); |
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$visio_dir = ($action_after_conversion == 'add_docs_to_visio') ? VIDEOCONF_UPLOAD_PATH : ''; |
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$this->file_path = $visio_dir.'/'.$this->file_name.'.'.pathinfo($file['name'], PATHINFO_EXTENSION); |
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$dir_name = $visio_dir.'/'.$this->file_name; |
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// Create the directory. |
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$this->base_work_dir = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document'; |
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$this->created_dir = create_unexisting_directory($_course, $_user['user_id'], api_get_session_id(), 0, 0, $this->base_work_dir, $dir_name); |
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var_dump($this->file_name, $this->file_path, $this->base_work_dir, $this->created_dir); |
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*/ |
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$ppt2lp_host = api_get_setting('service_ppt2lp', 'host'); |
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if ($ppt2lp_host == 'localhost') { |
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move_uploaded_file($file['tmp_name'], $this->base_work_dir.'/'.$this->file_path); |
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//var_dump( $this->base_work_dir.$this->created_dir.$this->file_path); |
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$perm = api_get_setting('permissions_for_new_files'); |
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View Code Duplication |
if (IS_WINDOWS_OS) { // IS_WINDOWS_OS has been defined in main_api.lib.php |
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$converter_path = str_replace('/', '\\', api_get_path(SYS_PATH) . 'main/inc/lib/ppt2png'); |
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$class_path = $converter_path . ';' . $converter_path . '/jodconverter-2.2.2.jar;' . $converter_path . '/jodconverter-cli-2.2.2.jar'; |
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//$cmd = 'java -cp "'.$class_path.'" DokeosConverter'; |
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$cmd = 'java -Dfile.encoding=UTF-8 -cp "' . $class_path . '" DokeosConverter'; |
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} else { |
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$converter_path = api_get_path(SYS_PATH) . 'main/inc/lib/ppt2png'; |
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//$class_path = '-cp .:jodconverter-2.2.1.jar:jodconverter-cli-2.2.1.jar'; |
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$class_path = ' -Dfile.encoding=UTF-8 -cp .:jodconverter-2.2.2.jar:jodconverter-cli-2.2.2.jar'; |
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$cmd = 'cd ' . $converter_path . ' && java ' . $class_path . ' DokeosConverter'; |
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} |
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$cmd .= ' -p ' . api_get_setting('service_ppt2lp', 'port'); |
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// Call to the function implemented by child. |
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$cmd .= $this->add_command_parameters(); |
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// To allow openoffice to manipulate docs. |
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@chmod($this->base_work_dir, 0777); |
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@chmod($this->base_work_dir.$this->created_dir, 0777); |
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@chmod($this->base_work_dir.$this->file_path, 0777); |
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$locale = $this->original_locale; // TODO: Improve it because we're not sure this locale is present everywhere. |
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putenv('LC_ALL=' . $locale); |
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$files = array(); |
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$return = 0; |
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$shell = exec($cmd, $files, $return); |
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View Code Duplication |
if ($return != 0) { // If the java application returns an error code. |
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switch ($return) { |
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// Can't connect to openoffice. |
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case 1: $this->error = get_lang('CannotConnectToOpenOffice'); |
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break; |
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// Conversion failed in openoffice. |
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case 2: $this->error = get_lang('OogieConversionFailed'); |
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break; |
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// Conversion can't be launch because command failed. |
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case 255: $this->error = get_lang('OogieUnknownError'); |
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break; |
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} |
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DocumentManager::delete_document($_course, $this->created_dir, $this->base_work_dir); |
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return false; |
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} |
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} else { |
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// get result from webservices |
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$result = $this->_get_remote_ppt2lp_files($file); |
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$result = unserialize($result); |
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// Save remote images to server |
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chmod($this->base_work_dir.$this->created_dir, api_get_permissions_for_new_directories()); |
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if (!empty($result['images'])) { |
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foreach ($result['images'] as $image => $img_data) { |
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$image_path = $this->base_work_dir.$this->created_dir; |
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@file_put_contents($image_path . '/' . $image, base64_decode($img_data)); |
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@chmod($image_path . '/' . $image, 0777); |
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} |
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} |
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// files info |
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$files = $result['files']; |
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} |
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if (!empty($files)) { |
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// Create lp |
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$this->lp_id = learnpath::add_lp($_course['id'], $this->file_name, '', 'guess', 'manual'); |
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// make sure we have a course code available for later |
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$this->cc = $_course['id']; |
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// Call to the function implemented by child following action_after_conversion parameter. |
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switch ($action_after_conversion) { |
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case 'make_lp': |
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$this->make_lp($files); |
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break; |
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case 'add_docs_to_visio': |
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$this->add_docs_to_visio($files); |
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break; |
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} |
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chmod($this->base_work_dir, api_get_permissions_for_new_directories()); |
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} |
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return $this->first_item; |
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} |
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/** |
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* Get images files from remote host (with webservices) |
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* @param array current ppt file |
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* @return array images files |
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*/ |
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private function _get_remote_ppt2lp_files($file) |
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{ |
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// host |
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$ppt2lp_host = api_get_setting('service_ppt2lp', 'host'); |
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// SOAP URI (just the host) |
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$matches = array(); |
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$uri = ''; |
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$result = preg_match('/^([a-zA-Z0-9]*):\/\/([^\/]*)\//', $ppt2lp_host, $matches); |
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if ($result) { |
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$uri = $matches[1] . '://' . $matches[2] . '/'; |
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} else { |
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$uri = $ppt2lp_host; |
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} |
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// secret key |
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$secret_key = sha1(api_get_setting('service_ppt2lp', 'ftp_password')); |
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// client |
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$options = array( |
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'location' => $ppt2lp_host, |
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'uri' => $uri, |
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'trace' => 1, |
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'exceptions' => true, |
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'cache_wsdl' => WSDL_CACHE_NONE, |
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'keep_alive' => false, |
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'features' => SOAP_SINGLE_ELEMENT_ARRAYS, |
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'compression' => SOAP_COMPRESSION_ACCEPT | SOAP_COMPRESSION_GZIP | 9, |
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); |
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if (substr($ppt2lp_host, 0, 5) === 'https') { |
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$options['ssl_method'] = SOAP_SSL_METHOD_TLS; |
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} |
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$client = new SoapClient(null, $options); |
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$result = ''; |
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$file_data = base64_encode(file_get_contents($file['tmp_name'])); |
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$file_name = $file['name']; |
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$service_ppt2lp_size = api_get_setting('service_ppt2lp', 'size'); |
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$params = array( |
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'secret_key' => $secret_key, |
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'file_data' => $file_data, |
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'file_name' => $file_name, |
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'service_ppt2lp_size' => $service_ppt2lp_size, |
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); |
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try { |
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//error_log('['.time().'] Calling wsConvertPpt webservice on ' . $ppt2lp_host); |
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$result = $client->__call('wsConvertPpt', array('pptData' => $params)); |
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} catch (Exception $e) { |
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error_log('['.time().'] Chamilo SOAP call error: ' . $e->getMessage()); |
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} |
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// Make sure we destroy the SOAP client as it may generate SSL connection |
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// binding issue (if using SSL) |
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unset($client); |
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return $result; |
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} |
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abstract function make_lp(); |
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abstract function add_docs_to_visio(); |
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abstract function add_command_parameters(); |
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/** |
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* Used to convert copied from document |
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* @param string $originalPath |
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* @param string $convertedPath |
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* @param string $convertedTitle |
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* @return bool |
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*/ |
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function convertCopyDocument($originalPath, $convertedPath, $convertedTitle) |
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{ |
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$_course = api_get_course_info(); |
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$ids = array(); |
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$originalPathInfo = pathinfo($originalPath); |
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$convertedPathInfo = pathinfo($convertedPath); |
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$this->base_work_dir = $originalPathInfo['dirname']; |
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$this->file_path = $originalPathInfo['basename']; |
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$this->created_dir = $convertedPathInfo['basename']; |
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$ppt2lpHost = api_get_setting('service_ppt2lp', 'host'); |
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$permissionFile = api_get_permissions_for_new_files(); |
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$permissionFolder = api_get_permissions_for_new_directories(); |
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if (file_exists($this->base_work_dir . '/' . $this->created_dir)) { |
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return $ids; |
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} |
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if ($ppt2lpHost == 'localhost') { |
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View Code Duplication |
if (IS_WINDOWS_OS) { // IS_WINDOWS_OS has been defined in main_api.lib.php |
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$converterPath = str_replace('/', '\\', api_get_path(SYS_PATH) . 'main/inc/lib/ppt2png'); |
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$classPath = $converterPath . ';' . $converterPath . '/jodconverter-2.2.2.jar;' . $converterPath . '/jodconverter-cli-2.2.2.jar'; |
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$cmd = 'java -Dfile.encoding=UTF-8 -jar "' . $classPath . '/jodconverter-2.2.2.jar"'; |
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} else { |
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$converterPath = api_get_path(SYS_PATH) . 'main/inc/lib/ppt2png'; |
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$classPath = ' -Dfile.encoding=UTF-8 -jar jodconverter-cli-2.2.2.jar'; |
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$cmd = 'cd ' . $converterPath . ' && java ' . $classPath . ' '; |
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} |
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$cmd .= ' -p ' . api_get_setting('service_ppt2lp', 'port'); |
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// Call to the function implemented by child. |
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$cmd .= ' "' . $this->base_work_dir . '/' . $this->file_path . '" "' . $this->base_work_dir . '/' . $this->created_dir . '"'; |
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// To allow openoffice to manipulate docs. |
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@chmod($this->base_work_dir, $permissionFolder); |
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@chmod($this->base_work_dir . '/' . $this->file_path, $permissionFile); |
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$locale = $this->original_locale; // TODO: Improve it because we're not sure this locale is present everywhere. |
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putenv('LC_ALL=' . $locale); |
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$files = array(); |
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$return = 0; |
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$shell = exec($cmd, $files, $return); |
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// TODO: Chown is not working, root keep user privileges, should be www-data |
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@chown($this->base_work_dir . '/' . $this->created_dir, 'www-data'); |
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@chmod($this->base_work_dir . '/' . $this->created_dir, $permissionFile); |
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View Code Duplication |
if ($return != 0) { // If the java application returns an error code. |
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switch ($return) { |
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// Can't connect to openoffice. |
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case 1: $this->error = get_lang('CannotConnectToOpenOffice'); |
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break; |
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// Conversion failed in openoffice. |
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case 2: $this->error = get_lang('OogieConversionFailed'); |
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break; |
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// Conversion can't be launch because command failed. |
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case 255: $this->error = get_lang('OogieUnknownError'); |
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300
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break; |
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} |
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DocumentManager::delete_document($_course, $this->created_dir, $this->base_work_dir); |
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return false; |
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} |
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} else { |
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/* |
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* @TODO Create method to use webservice |
308
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|
|
// get result from webservices |
309
|
|
|
$result = $this->_get_remote_ppt2lp_files($file); |
310
|
|
|
$result = unserialize(base64_decode($result)); |
311
|
|
|
|
312
|
|
|
// Save remote images to server |
313
|
|
|
chmod($this->base_work_dir.$this->created_dir, api_get_permissions_for_new_directories()); |
314
|
|
|
if (!empty($result['images'])) { |
315
|
|
|
foreach ($result['images'] as $image => $img_data) { |
316
|
|
|
$image_path = $this->base_work_dir.$this->created_dir; |
317
|
|
|
@file_put_contents($image_path . '/' . $image, base64_decode($img_data)); |
318
|
|
|
@chmod($image_path . '/' . $image, 0777); |
319
|
|
|
} |
320
|
|
|
} |
321
|
|
|
|
322
|
|
|
// files info |
323
|
|
|
$files = $result['files']; |
324
|
|
|
*/ |
325
|
|
|
} |
326
|
|
|
|
327
|
|
|
if (file_exists($this->base_work_dir . '/' . $this->created_dir)) { |
328
|
|
|
|
329
|
|
|
// Register Files to Document tool |
330
|
|
|
$ids[] = add_document( |
331
|
|
|
$_course, |
332
|
|
|
'/' . $this->created_dir, |
333
|
|
|
'file', |
334
|
|
|
filesize($this->base_work_dir . '/' . $this->created_dir), |
335
|
|
|
$convertedTitle, |
336
|
|
|
sprintf( |
337
|
|
|
get_lang('FileConvertedFromXToY'), |
338
|
|
|
strtoupper($originalPathInfo['extension']), |
339
|
|
|
strtoupper($convertedPathInfo['extension']) |
340
|
|
|
), |
341
|
|
|
0, |
342
|
|
|
true, |
343
|
|
|
null, |
344
|
|
|
api_get_session_id() |
345
|
|
|
); |
346
|
|
|
chmod($this->base_work_dir, $permissionFolder); |
347
|
|
|
} |
348
|
|
|
|
349
|
|
|
return $ids; |
350
|
|
|
} |
351
|
|
|
} |
352
|
|
|
|