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@ -2,13 +2,14 @@ |
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/* For licensing terms, see /license.txt */ |
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/** |
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* This is the document library for Chamilo. |
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* It is / will be used to provide a service layer to all document-using tools. |
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* and eliminate code duplication fro group documents, scorm documents, main documents. |
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* Include/require it in your code to use its functionality. |
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* This is the document library for Chamilo. |
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* It is / will be used to provide a service layer to all document-using tools. |
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* and eliminate code duplication fro group documents, scorm documents, main documents. |
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* Include/require it in your code to use its functionality. |
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* |
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* @package chamilo.library |
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* @package chamilo.library |
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*/ |
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/** |
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* Code |
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*/ |
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@ -20,6 +21,7 @@ class DocumentManager |
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} |
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/** |
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* @param string |
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* @return the document folder quota for the current course, in bytes, or the default quota |
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*/ |
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public static function get_course_quota($course_code = null) |
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@ -45,13 +47,14 @@ class DocumentManager |
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} |
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/** |
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* Get the content type of a file by checking the extension |
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* We could use mime_content_type() with php-versions > 4.3, |
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* but this doesn't work as it should on Windows installations |
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* Get the content type of a file by checking the extension |
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* We could use mime_content_type() with php-versions > 4.3, |
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* but this doesn't work as it should on Windows installations |
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* |
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* @param string $filename or boolean TRUE to return complete array |
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* @author ? first version |
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* @author Bert Vanderkimpen |
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* @param string $filename or boolean TRUE to return complete array |
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* @author ? first version |
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* @author Bert Vanderkimpen |
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* @return string |
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* |
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*/ |
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public static function file_get_mime_type($filename) |
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@ -89,6 +92,7 @@ class DocumentManager |
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'dotx' => 'application/vnd.openxmlformats-officedocument.wordprocessingml.template', |
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'dvi' => 'application/x-dvi', |
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'dwg' => 'application/vnd.dwg', |
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'dwf' => 'application/vnd.dwf', |
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'dxf' => 'application/vnd.dxf', |
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'dxr' => 'application/x-director', |
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'eps' => 'application/postscript', |
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@ -255,7 +259,8 @@ class DocumentManager |
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//$filename will be an array if a . was found |
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if (is_array($extension)) { |
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$extension = strtolower($extension[sizeof($extension) - 1]); |
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} //file without extension |
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} |
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//file without extension |
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else { |
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$extension = 'empty'; |
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} |
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@ -270,10 +275,12 @@ class DocumentManager |
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} |
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/** |
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* @return true if the user is allowed to see the document, false otherwise |
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* @author Sergio A Kessler, first version |
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* @author Roan Embrechts, bugfix |
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* @todo ??not only check if a file is visible, but also check if the user is allowed to see the file?? |
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* @param string |
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* @param string |
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* @return true if the user is allowed to see the document, false otherwise |
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* @author Sergio A Kessler, first version |
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* @author Roan Embrechts, bugfix |
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* @todo not only check if a file is visible, but also check if the user is allowed to see the file?? |
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*/ |
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public static function file_visible_to_user($this_course, $doc_url) |
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{ |
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@ -2534,15 +2541,15 @@ class DocumentManager |
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/** |
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* Uploads a document |
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* |
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* @param array the $_FILES variable |
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* @param string $path |
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* @param string title |
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* @param string comment |
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* @param int unzip or not the file |
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* @param int if_exists overwrite, rename or warn if exists (default) |
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* @param bool index document (search xapian module) |
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* @param bool print html messages |
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* @return unknown_type |
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* @param array $files the $_FILES variable |
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* @param string $path |
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* @param string $title |
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* @param string $comment |
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* @param int $unzip unzip or not the file |
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* @param int $if_exists if_exists overwrite, rename or warn if exists (default) |
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* @param bool $index_document index document (search xapian module) |
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* @param bool $show_output print html messages |
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* @return array|bool |
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*/ |
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public static function upload_document( |
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$files, |
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@ -3411,7 +3418,7 @@ class DocumentManager |
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* @param bool When set to true, this runs the indexer without actually saving anything to any database |
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* @return bool Returns true on presumed success, false on failure |
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*/ |
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public function index_document( |
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public static function index_document( |
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$docid, |
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$course_code, |
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$session_id = 0, |
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@ -3642,11 +3649,19 @@ class DocumentManager |
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return true; |
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} |
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/** |
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* @return array |
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*/ |
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public static function get_web_odf_extension_list() |
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{ |
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return array('ods', 'odt'); |
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} |
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/** |
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* @param string $path |
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* @param bool $is_certificate_mode |
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* @return bool |
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*/ |
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public static function is_folder_to_avoid($path, $is_certificate_mode = false) |
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{ |
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$folders_to_avoid = array( |
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@ -3695,6 +3710,9 @@ class DocumentManager |
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return in_array($path, $folders_to_avoid); |
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} |
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/** |
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* @return array |
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*/ |
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static function get_system_folders() |
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{ |
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$system_folders = array( |
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@ -3710,6 +3728,196 @@ class DocumentManager |
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return $system_folders; |
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} |
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/** |
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* @param string $courseCode |
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* @return string 'visible' or 'invisible' string |
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*/ |
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public static function getDocumentDefaultVisibility($courseCode) |
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{ |
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$settings = api_get_setting('tool_visible_by_default_at_creation'); |
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$defaultVisibility = 'visible'; |
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if (isset($settings['documents'])) { |
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$portalDefaultVisibility = 'invisible'; |
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if ($settings['documents'] == 'true') { |
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$portalDefaultVisibility = 'visible'; |
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} |
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$defaultVisibility = $portalDefaultVisibility; |
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} |
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if (api_get_setting('documents_default_visibility_defined_in_course') == 'true') { |
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$courseVisibility = api_get_course_setting('documents_default_visibility', $courseCode); |
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if (!empty($courseVisibility) && in_array($courseVisibility, array('visible', 'invisible'))) { |
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$defaultVisibility = $courseVisibility; |
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} |
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} |
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return $defaultVisibility; |
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} |
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/** |
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* @param array $courseInfo |
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* @param int $id doc id |
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* @param string $visibility visible/invisible |
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* @param int $userId |
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*/ |
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public static function updateVisibilityFromAllSessions($courseInfo, $id, $visibility, $userId) |
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{ |
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$sessionList = SessionManager::get_session_by_course($courseInfo['code']); |
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if (!empty($sessionList)) { |
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foreach ($sessionList as $session) { |
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$sessionId = $session['id']; |
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api_item_property_update( |
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$courseInfo, |
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TOOL_DOCUMENT, |
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$id, |
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$visibility, |
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$userId, |
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null, |
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null, |
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null, |
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null, |
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$sessionId |
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); |
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} |
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} |
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} |
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/** |
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* @param string $file |
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* @return string |
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*/ |
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public static function readNanogongFile($file) |
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{ |
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$nanoGongJarFile = api_get_path(WEB_LIBRARY_PATH).'nanogong/nanogong.jar'; |
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$html = '<applet id="applet" archive="'.$nanoGongJarFile.'" code="gong.NanoGong" width="160" height="95">'; |
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$html .= '<param name="SoundFileURL" value="'.$file.'" />'; |
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$html .= '<param name="ShowSaveButton" value="false" />'; |
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$html .= '<param name="ShowTime" value="true" />'; |
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$html .= '<param name="ShowRecordButton" value="false" />'; |
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$html .= '</applet>'; |
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return $html; |
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} |
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/** |
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* @param string $filePath |
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* @param string $path |
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* @param $courseInfo |
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* @param string $whatIfFileExists overwrite|rename |
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* @param null $userId |
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* @param null $groupId |
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* @param null $toUserId |
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* @return bool|path |
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*/ |
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public static function addFileToDocumentTool( |
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$filePath, |
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$path, |
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$courseInfo, |
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$userId, |
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$whatIfFileExists = 'overwrite', |
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$groupId = null, |
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$toUserId = null |
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) { |
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if (!file_exists($filePath)) { |
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return false; |
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} |
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$fileInfo = pathinfo($filePath); |
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$file = array( |
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'name' => $fileInfo['basename'], |
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'tmp_name' => $filePath, |
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'size' => filesize($filePath), |
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'from_file' => true |
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); |
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$course_dir = $courseInfo['path'].'/document'; |
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$baseWorkDir = api_get_path(SYS_COURSE_PATH).$course_dir; |
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$filePath = handle_uploaded_document( |
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$courseInfo, |
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$file, |
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$baseWorkDir, |
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$path, |
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$userId, |
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$groupId, |
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$toUserId, |
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false, |
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$whatIfFileExists, |
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false |
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); |
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if ($filePath) { |
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return DocumentManager::get_document_id($courseInfo, $filePath); |
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} |
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return false; |
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} |
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/** |
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* Converts wav to mp3 file. |
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* Requires the ffmpeg lib. In ubuntu: sudo apt-get install ffmpeg |
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* @param string $wavFile |
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* @param bool $removeWavFileIfSuccess |
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* @return bool |
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*/ |
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public static function convertWavToMp3($wavFile, $removeWavFileIfSuccess = false) |
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{ |
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require_once '../../../../vendor/autoload.php'; |
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if (file_exists($wavFile)) { |
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try { |
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$ffmpeg = \FFMpeg\FFMpeg::create(); |
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$video = $ffmpeg->open($wavFile); |
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$mp3File = str_replace('wav', 'mp3', $wavFile); |
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$result = $video->save(new FFMpeg\Format\Audio\Mp3(), $mp3File); |
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if ($result && $removeWavFileIfSuccess) { |
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unlink($wavFile); |
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} |
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if (file_exists($mp3File)) { |
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return $mp3File; |
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} |
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} catch (Exception $e) { |
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} |
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} |
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return false; |
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} |
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/** |
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* @param string $documentData |
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* @param array $courseInfo |
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* @param string $whatIfFileExists |
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* @return bool|path |
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*/ |
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public static function addAndConvertWavToMp3($documentData, $courseInfo, $userId, $whatIfFileExists = 'overwrite') |
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{ |
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if (empty($documentData)) { |
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return false; |
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} |
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if (isset($documentData['absolute_path']) && file_exists($documentData['absolute_path'])) { |
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$mp3FilePath = self::convertWavToMp3($documentData['absolute_path']); |
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//$mp3FilePath = str_replace('wav', 'mp3', $documentData['absolute_path']); |
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if (!empty($mp3FilePath)) { |
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$documentId = self::addFileToDocumentTool( |
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$mp3FilePath, |
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dirname($documentData['path']), |
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$courseInfo, |
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$userId, |
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$whatIfFileExists |
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); |
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if (!empty($documentId)) { |
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return $documentId; |
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} |
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} |
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} |
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return false; |
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} |
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} |
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//end class DocumentManager |
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Julio Montoya
12 years ago