123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489490491492493494495496497498499500501502503504505506507508509510511512513514515516517518519520521522523524525526527528529530531532533534535536537538539540541542543544545546547548549550551552553554555556557558559560561562563564565566567568569570571572573574575576577578579580581582583584585586587588589590591592593594595596597598599600601602603604605606607608609610611612613614615616617618619620621622623624625626627628629630631632633634635636637638639640641642643644645646647648649650651652653654655656657658659660661662663664665666667668669670671672673674675676677678679680681682683684685686687688689690691692693694695696697698699700701702703704705706707708709710711712713714715716717718719720721722723724725726727728729730731732733734735736737738739740741742743744745746747748749750751752753754755756757758759760761762763764765766767768769770771772773774775776777778779780781782783784785786787788789790791792793794795796797798799800801802803804805806807808809810811812813814815816817818819820821822823824825826827828829830831832833834835836837838839840841842843844845846847848849850851852853854855856857858859860861862863864865866867868869870871872873874875876877878879880881882883884885886887888889890891892893894895896897898899900901902903904905906907908909910911912913914915916917918919920921 |
- <?php
- require_once 'scormItem.class.php';
- require_once 'scormMetadata.class.php';
- require_once 'scormOrganization.class.php';
- require_once 'scormResource.class.php';
- class scorm extends learnpath {
- public $manifest = array();
- public $resources = array();
- public $resources_att = array();
- public $organizations = array();
- public $organizations_att = array();
- public $metadata = array();
- public $idrefs = array();
- public $refurls = array();
- public $subdir = '';
- public $items = array();
- public $zipname = '';
- public $lastzipnameindex = 0;
- public $manifest_encoding = 'UTF-8';
- public $debug = 0;
-
- function __construct($course_code = null, $resource_id = null, $user_id = null) {
- if ($this->debug > 0) { error_log('New LP - scorm::scorm('.$course_code.','.$resource_id.','.$user_id.') - In scorm constructor', 0); }
- if (!empty($course_code) && !empty($resource_id) && !empty($user_id)) {
- parent::__construct($course_code, $resource_id, $user_id);
- } else {
-
- }
- }
-
- function open($id) {
- if ($this->debug > 0) { error_log('New LP - scorm::open() - In scorm::open method', 0); }
-
- }
-
-
-
- function parse_manifest($file = '') {
- if ($this->debug > 0) { error_log('In scorm::parse_manifest('.$file.')', 0); }
- if (empty($file)) {
-
- }
- if (is_file($file) && is_readable($file) && ($xml = @file_get_contents($file))) {
-
- if ($this->debug > 0) { error_log('In scorm::parse_manifest() - Parsing using PHP5 method', 0); }
-
- $this->manifest_encoding = self::detect_manifest_encoding($xml);
- $xml = api_utf8_encode_xml($xml, $this->manifest_encoding);
- $doc = new DOMDocument();
- $res = @$doc->loadXML($xml);
- if ($res === false) {
- if ($this->debug > 0) { error_log('New LP - In scorm::parse_manifest() - Exception thrown when loading '.$file.' in DOMDocument', 0); }
-
- return null;
- }
- if ($this->debug > 1) { error_log('New LP - Called (encoding:'.$doc->xmlEncoding.' - saved: '.$this->manifest_encoding.')', 0); }
- $root = $doc->documentElement;
- if ($root->hasAttributes()) {
- $attributes = $root->attributes;
- if ($attributes->length !== 0) {
- foreach ($attributes as $attrib) {
-
- $this->manifest[$attrib->name] = $attrib->value;
- }
- }
- }
- $this->manifest['name'] = $root->tagName;
- if ($root->hasChildNodes()) {
- $children = $root->childNodes;
- if ($children->length !== 0) {
- foreach ($children as $child) {
-
- if ($child->nodeType == XML_ELEMENT_NODE) {
- switch ($child->tagName) {
- case 'metadata':
-
- $this->metadata = new scormMetadata('manifest',$child);
- break;
- case 'organizations':
-
- $orgs_attribs = $child->attributes;
- foreach ($orgs_attribs as $orgs_attrib) {
-
- if ($orgs_attrib->nodeType == XML_ATTRIBUTE_NODE) {
- $this->manifest['organizations'][$orgs_attrib->name] = $orgs_attrib->value;
- }
- }
- $orgs_nodes = $child->childNodes;
- $i = 0;
- $found_an_org = false;
- foreach ($orgs_nodes as $orgnode) {
-
-
-
-
-
-
-
- $found_an_org = false;
- switch ($orgnode->nodeType) {
- case XML_TEXT_NODE:
-
- break;
- case XML_ATTRIBUTE_NODE:
-
-
-
-
- break;
- case XML_ELEMENT_NODE:
-
- $organizations_attributes = $orgnode->attributes;
- foreach ($organizations_attributes as $orgs_attr) {
- $this->organizations_att[$orgs_attr->name] = $orgs_attr->value;
- }
- $oOrganization = new scormOrganization('manifest', $orgnode, $this->manifest_encoding);
- if ($oOrganization->identifier != '') {
- $name = $oOrganization->get_name();
- if (empty($name)) {
-
- $myname = $this->zipname;
- if ($this->lastzipnameindex != 0) {
- $myname = $myname + $this->lastzipnameindex;
- $this->lastzipnameindex++;
- }
- $oOrganization->set_name($this->zipname);
- }
- $this->organizations[$oOrganization->identifier] = $oOrganization;
- }
- break;
- }
- }
- break;
- case 'resources':
- if ($child->hasAttributes()) {
- $resources_attribs = $child->attributes;
- foreach ($resources_attribs as $res_attr) {
- if ($res_attr->type == XML_ATTRIBUTE_NODE) {
- $this->manifest['resources'][$res_attr->name] = $res_attr->value;
- }
- }
- }
- if ($child->hasChildNodes()) {
- $resources_nodes = $child->childNodes;
- $i = 0;
- foreach ($resources_nodes as $res_node) {
- $oResource = new scormResource('manifest', $res_node);
- if ($oResource->identifier != '') {
- $this->resources[$oResource->identifier] = $oResource;
- $i++;
- }
- }
- }
-
- break;
- case 'manifest':
-
- break;
- }
- }
- }
- }
- }
- unset($doc);
-
- } else {
- if ($this->debug > 1) { error_log('New LP - Could not open/read file '.$file, 0); }
- $this->set_error_msg("File $file could not be read");
- return null;
- }
-
- return $this->manifest;
- }
-
- private function detect_manifest_encoding(& $xml) {
- if (api_is_valid_utf8($xml)) {
- return 'UTF-8';
- }
- if (preg_match(_PCRE_XML_ENCODING, $xml, $matches)) {
- $declared_encoding = api_refine_encoding_id($matches[1]);
- } else {
- $declared_encoding = '';
- }
- if (!empty($declared_encoding) && !api_is_utf8($declared_encoding)) {
- return $declared_encoding;
- }
- $test_string = '';
- if (preg_match_all('/<langstring[^>]*>(.*)<\/langstring>/m', $xml, $matches)) {
- $test_string = implode("\n", $matches[1]);
- unset($matches);
- }
- if (preg_match_all('/<title[^>]*>(.*)<\/title>/m', $xml, $matches)) {
- $test_string .= "\n".implode("\n", $matches[1]);
- unset($matches);
- }
- if (empty($test_string)) {
- $test_string = $xml;
- }
- return api_detect_encoding($test_string);
- }
-
- function import_manifest($course_code, $use_max_score = 1) {
- if ($this->debug > 0) { error_log('New LP - Entered import_manifest('.$course_code.')', 0); }
- $course_info = api_get_course_info($course_code);
- $course_id = $course_info['real_id'];
-
- $new_lp = Database::get_course_table(TABLE_LP_MAIN);
- $new_lp_item = Database::get_course_table(TABLE_LP_ITEM);
- $use_max_score = intval($use_max_score);
- foreach ($this->organizations as $id => $dummy) {
- $is_session = api_get_session_id();
- $is_session != 0 ? $session_id = $is_session : $session_id = 0;
- $oOrganization =& $this->organizations[$id];
-
-
-
-
- $get_max = "SELECT MAX(display_order) FROM $new_lp WHERE c_id = $course_id ";
- $res_max = Database::query($get_max);
- $dsp = 1;
- if (Database::num_rows($res_max) > 0) {
- $row = Database::fetch_array($res_max);
- $dsp = $row[0] + 1;
- }
- $myname = $oOrganization->get_name();
- $myname = api_utf8_decode($myname);
- $sql = "INSERT INTO $new_lp (c_id, lp_type, name, ref, description, path, force_commit, default_view_mod, default_encoding, js_lib,display_order, session_id, use_max_score)" .
- "VALUES ($course_id , 2,'".$myname."', '".$oOrganization->get_ref()."','','".$this->subdir."', 0, 'embedded', '".$this->manifest_encoding."', 'scorm_api.php', $dsp, $session_id, $use_max_score)";
- if ($this->debug > 1) { error_log('New LP - In import_manifest(), inserting path: '. $sql, 0); }
- $res = Database::query($sql);
- $lp_id = Database::insert_id();
- $this->lp_id = $lp_id;
-
- api_item_property_update(api_get_course_info($course_code), TOOL_LEARNPATH, $this->lp_id, 'LearnpathAdded', api_get_user_id());
- api_item_property_update(api_get_course_info($course_code), TOOL_LEARNPATH, $this->lp_id, 'visible', api_get_user_id());
-
-
- $list = $oOrganization->get_flat_items_list();
- $parents_stack = array(0);
- $parent = 0;
- $previous = 0;
- $level = 0;
- foreach ($list as $item) {
- if ($item['level'] > $level) {
-
- array_push($parents_stack, $previous);
- $parent = $previous;
- } elseif ($item['level'] < $level) {
- $diff = $level - $item['level'];
-
- for ($j = 1; $j <= $diff; $j++) {
- $outdated_parent = array_pop($parents_stack);
- }
- $parent = array_pop($parents_stack);
- array_push($parents_stack,$parent);
- }
- $path = '';
- $type = 'dir';
- if (isset($this->resources[$item['identifierref']])) {
- $oRes =& $this->resources[$item['identifierref']];
- $path = @$oRes->get_path();
- if (!empty($path)) {
- $temptype = $oRes->get_scorm_type();
- if (!empty($temptype)) {
- $type = $temptype;
- }
- }
- }
- $level = $item['level'];
- $field_add = '';
- $value_add = '';
- if (!empty($item['masteryscore'])) {
- $field_add .= 'mastery_score, ';
- $value_add .= $item['masteryscore'].',';
- }
- if (!empty($item['maxtimeallowed'])) {
- $field_add .= 'max_time_allowed, ';
- $value_add .= "'".$item['maxtimeallowed']."',";
- }
- $title = Database::escape_string($item['title']);
- $title = api_utf8_decode($title);
- $max_score = Database::escape_string($item['max_score']);
- if ($max_score == 0 || is_null($max_score) || $max_score == '') {
-
- if ($use_max_score) {
- $max_score = "'100'";
- } else {
- $max_score = "NULL";
- }
- } else {
-
- $max_score = "'$max_score'";
- }
- $identifier = Database::escape_string($item['identifier']);
- $prereq = Database::escape_string($item['prerequisites']);
- $sql_item = "INSERT INTO $new_lp_item " .
- "(c_id, lp_id,item_type,ref,title," .
- "path,min_score,max_score, $field_add" .
- "parent_item_id,previous_item_id,next_item_id," .
- "prerequisite,display_order,launch_data," .
- "parameters) " .
- "VALUES " .
- "($course_id, $lp_id, '$type','".$identifier."','".$title."'," .
- "'$path',0,$max_score, $value_add" .
- "$parent, $previous, 0, " .
- "'$prereq', ".$item['rel_order'] .", '".$item['datafromlms']."'," .
- "'".$item['parameters']."'" .
- ")";
- $res_item = Database::query($sql_item);
- if ($this->debug > 1) { error_log('New LP - In import_manifest(), inserting item : '.$sql_item.' : '.Database::error(), 0); }
- $item_id = Database::insert_id();
-
- $upd = "UPDATE $new_lp_item SET next_item_id = $item_id WHERE c_id = $course_id AND id = $previous";
- $upd_res = Database::query($upd);
-
- $previous = $item_id;
-
- if (!empty($_POST['index_document'])) {
- require_once api_get_path(LIBRARY_PATH).'search/DokeosIndexer.class.php';
- require_once api_get_path(LIBRARY_PATH).'search/IndexableChunk.class.php';
- require_once api_get_path(LIBRARY_PATH).'specific_fields_manager.lib.php';
- $di = new DokeosIndexer();
- isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : $lang = 'english';
- $di->connectDb(NULL, NULL, $lang);
- $ic_slide = new IndexableChunk();
- $ic_slide->addValue('title', $title);
- $specific_fields = get_specific_field_list();
- $all_specific_terms = '';
- foreach ($specific_fields as $specific_field) {
- if (isset($_REQUEST[$specific_field['code']])) {
- $sterms = trim($_REQUEST[$specific_field['code']]);
- $all_specific_terms .= ' '. $sterms;
- if (!empty($sterms)) {
- $sterms = explode(',', $sterms);
- foreach ($sterms as $sterm) {
- $ic_slide->addTerm(trim($sterm), $specific_field['code']);
- }
- }
- }
- }
- $body_to_index = $all_specific_terms .' '. $title;
- $ic_slide->addValue("content", $body_to_index);
-
- $courseid = api_get_course_id();
- $ic_slide->addCourseId($courseid);
- $ic_slide->addToolId(TOOL_LEARNPATH);
- $xapian_data = array(
- SE_COURSE_ID => $courseid,
- SE_TOOL_ID => TOOL_LEARNPATH,
- SE_DATA => array('lp_id' => $lp_id, 'lp_item'=> $previous, 'document_id' => ''),
- SE_USER => (int)api_get_user_id(),
- );
- $ic_slide->xapian_data = serialize($xapian_data);
- $di->addChunk($ic_slide);
-
- $did = $di->index();
- if ($did) {
-
- $tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
- $sql = 'INSERT INTO %s (id, course_code, tool_id, ref_id_high_level, ref_id_second_level, search_did)
- VALUES (NULL , \'%s\', \'%s\', %s, %s, %s)';
- $sql = sprintf($sql, $tbl_se_ref, api_get_course_id(), TOOL_LEARNPATH, $lp_id, $previous, $did);
- Database::query($sql);
- }
- }
- }
- }
- }
-
- function import_local_package($file_path, $current_dir = '') {
-
- $file_info = array();
- $file_info['tmp_name'] = $file_path;
- $file_info['name'] = basename($file_path);
-
- return $this->import_package($file_info, $current_dir);
- }
-
- function import_package($zip_file_info, $current_dir = '') {
- if ($this->debug > 0) { error_log('In scorm::import_package('.print_r($zip_file_info,true).',"'.$current_dir.'") method', 0); }
- require_once api_get_path(LIBRARY_PATH).'document.lib.php';
- $maxFilledSpace = DocumentManager :: get_course_quota();
- $zip_file_path = $zip_file_info['tmp_name'];
- $zip_file_name = $zip_file_info['name'];
- if ($this->debug > 1) { error_log('New LP - import_package() - zip file path = '.$zip_file_path.', zip file name = '.$zip_file_name, 0); }
- $course_rel_dir = api_get_course_path().'/scorm';
- $course_sys_dir = api_get_path(SYS_COURSE_PATH).$course_rel_dir;
- $current_dir = replace_dangerous_char(trim($current_dir),'strict');
- if ($this->debug > 1) { error_log('New LP - import_package() - current_dir = '.$current_dir, 0); }
-
-
- if ($this->debug > 1) { error_log('New LP - Received zip file name: '.$zip_file_path, 0); }
- $file_info = pathinfo($zip_file_name);
- $filename = $file_info['basename'];
- $extension = $file_info['extension'];
- $file_base_name = str_replace('.'.$extension,'',$filename);
- $this->zipname = $file_base_name;
- if ($this->debug > 1) { error_log("New LP - base file name is : ".$file_base_name, 0); }
- $new_dir = replace_dangerous_char(trim($file_base_name),'strict');
- $this->subdir = $new_dir;
- if ($this->debug > 1) { error_log("New LP - subdir is first set to : ".$this->subdir, 0); }
- $zipFile = new pclZip($zip_file_path);
-
- $zipContentArray = $zipFile->listContent();
- $package_type = '';
- $at_root = false;
- $manifest = '';
- $manifest_list = array();
-
- foreach($zipContentArray as $thisContent) {
-
- if (preg_match('~.(php.*|phtml)$~i', $thisContent['filename'])) {
- $this->set_error_msg("File $file contains a PHP script");
-
- } elseif (stristr($thisContent['filename'], 'imsmanifest.xml')) {
-
- if ($thisContent['filename'] == basename($thisContent['filename'])) {
- $at_root = true;
- } else {
-
- if ($this->debug > 2) { error_log("New LP - subdir is now ".$this->subdir, 0); }
- }
- $package_type = 'scorm';
- $manifest_list[] = $thisContent['filename'];
- $manifest = $thisContent['filename'];
- } else {
-
- }
- $realFileSize += $thisContent['size'];
- }
-
- $shortest_path = $manifest_list[0];
- $slash_count = substr_count($shortest_path, '/');
- foreach ($manifest_list as $manifest_path) {
- $tmp_slash_count = substr_count($manifest_path, '/');
- if ($tmp_slash_count<$slash_count) {
- $shortest_path = $manifest_path;
- $slash_count = $tmp_slash_count;
- }
- }
- $this->subdir .= '/'.dirname($shortest_path);
- $manifest = $shortest_path;
- if ($this->debug > 1) { error_log('New LP - Package type is now '.$package_type, 0); }
- if ($package_type== '')
-
- {
- if ($this->debug > 1) { error_log('New LP - Package type is empty', 0); }
- return api_failure::set_failure('not_scorm_content');
- }
- if (!enough_size($realFileSize, $course_sys_dir, $maxFilledSpace)) {
- if ($this->debug > 1) { error_log('New LP - Not enough space to store package', 0); }
- return api_failure::set_failure('not_enough_space');
- }
-
- if ($new_dir[0] != '/') {
- $new_dir = '/'.$new_dir;
- }
- if ($new_dir[strlen($new_dir)-1] == '/') {
- $new_dir = substr($new_dir,0,-1);
- }
-
-
- if (is_dir($course_sys_dir.$new_dir) OR @mkdir($course_sys_dir.$new_dir, api_get_permissions_for_new_directories())) {
-
- if ($this->debug >= 1) { error_log('New LP - Changing dir to '.$course_sys_dir.$new_dir, 0); }
- $saved_dir = getcwd();
- chdir($course_sys_dir.$new_dir);
- $unzippingState = $zipFile->extract();
- for($j = 0; $j < count($unzippingState); $j++) {
- $state = $unzippingState[$j];
-
- $extension = strrchr($state['stored_filename'], '.');
- if ($this->debug >= 1) { error_log('New LP - found extension '.$extension.' in '.$state['stored_filename'], 0); }
- }
- if (!empty($new_dir)) {
- $new_dir = $new_dir.'/';
- }
-
- if ($dir = @opendir($course_sys_dir.$new_dir)) {
- if ($this->debug == 1) { error_log('New LP - Opened dir '.$course_sys_dir.$new_dir, 0); }
- while ($file=readdir($dir)) {
- if ($file != '.' && $file != '..') {
- $filetype = 'file';
- if (is_dir($course_sys_dir.$new_dir.$file)) $filetype = 'folder';
-
-
- $find_str = array('\\', '.php', '.phtml');
- $repl_str = array('/', '.txt', '.txt');
- $safe_file = str_replace($find_str, $repl_str,$file);
- if ($safe_file != $file) {
-
- $mydir = dirname($course_sys_dir.$new_dir.$safe_file);
- if (!is_dir($mydir)) {
- $mysubdirs = split('/', $mydir);
- $mybasedir = '/';
- foreach ($mysubdirs as $mysubdir) {
- if (!empty($mysubdir)) {
- $mybasedir = $mybasedir.$mysubdir.'/';
- if (!is_dir($mybasedir)) {
- @mkdir($mybasedir, api_get_permissions_for_new_directories());
- if ($this->debug == 1) { error_log('New LP - Dir '.$mybasedir.' doesnt exist. Creating.', 0); }
- }
- }
- }
- }
- @rename($course_sys_dir.$new_dir.$file,$course_sys_dir.$new_dir.$safe_file);
- if ($this->debug == 1) { error_log('New LP - Renaming '.$course_sys_dir.$new_dir.$file.' to '.$course_sys_dir.$new_dir.$safe_file, 0); }
- }
-
- }
- }
- closedir($dir);
- chdir($saved_dir);
- api_chmod_R($course_sys_dir.$new_dir, api_get_permissions_for_new_directories());
- if ($this->debug > 1) { error_log('New LP - changed back to init dir', 0); }
- }
- } else {
- return '';
- }
- return $course_sys_dir.$new_dir.$manifest;
- }
-
- function set_proximity($proxy = '') {
- $course_id = api_get_course_int_id();
- if ($this->debug > 0) { error_log('In scorm::set_proximity('.$proxy.') method', 0); }
- $lp = $this->get_id();
- if ($lp != 0) {
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $sql = "UPDATE $tbl_lp SET content_local = '$proxy' WHERE c_id = ".$course_id." AND id = ".$lp;
- $res = Database::query($sql);
- return $res;
- } else {
- return false;
- }
- }
-
- function set_theme($theme = '') {
- $course_id = api_get_course_int_id();
- if ($this->debug > 0) { error_log('In scorm::set_theme('.$theme.') method', 0); }
- $lp = $this->get_id();
- if ($lp != 0) {
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $sql = "UPDATE $tbl_lp SET theme = '$theme' WHERE c_id = ".$course_id." AND id = ".$lp;
- $res = Database::query($sql);
- return $res;
- } else {
- return false;
- }
- }
-
- function set_preview_image($preview_image = '') {
- $course_id = api_get_course_int_id();
- if ($this->debug > 0) { error_log('In scorm::set_theme('.$preview_image.') method', 0); }
- $lp = $this->get_id();
- if ($lp != 0) {
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $sql = "UPDATE $tbl_lp SET preview_image = '$preview_image' WHERE c_id = ".$course_id." AND id = ".$lp;
- $res = Database::query($sql);
- return $res;
- } else {
- return false;
- }
- }
-
- function set_author($author = '') {
- $course_id = api_get_course_int_id();
- if ($this->debug > 0) { error_log('In scorm::set_author('.$author.') method', 0); }
- $lp = $this->get_id();
- if ($lp != 0) {
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $sql = "UPDATE $tbl_lp SET author = '$author' WHERE c_id = ".$course_id." AND id = ".$lp;
- $res = Database::query($sql);
- return $res;
- } else {
- return false;
- }
- }
-
- function set_maker($maker = '') {
- $course_id = api_get_course_int_id();
- if ($this->debug > 0) { error_log('In scorm::set_maker method('.$maker.')', 0); }
- $lp = $this->get_id();
- if ($lp != 0) {
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $sql = "UPDATE $tbl_lp SET content_maker = '$maker' WHERE c_id = ".$course_id." AND id = ".$lp;
- $res = Database::query($sql);
- return $res;
- } else {
- return false;
- }
- }
-
- function export_zip($lp_id = null) {
- if ($this->debug > 0) { error_log('In scorm::export_zip method('.$lp_id.')', 0); }
- if (empty($lp_id)) {
- if (!is_object($this)) {
- return false;
- } else {
- $id = $this->get_id();
- if (empty($id)) {
- return false;
- } else {
- $lp_id = $this->get_id();
- }
- }
- }
-
-
-
- require_once api_get_path(LIBRARY_PATH).'fileUpload.lib.php';
- require_once api_get_path(LIBRARY_PATH).'fileManage.lib.php';
- require_once api_get_path(LIBRARY_PATH).'document.lib.php';
- require_once api_get_path(LIBRARY_PATH).'pclzip/pclzip.lib.php';
- require_once 'learnpath_functions.inc.php';
- $course_id = api_get_course_int_id();
- $tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
- $_course = Database::get_course_info(api_get_course_id());
- $sql = "SELECT * FROM $tbl_lp WHERE c_id = ".$course_id." AND id=".$lp_id;
- $result = Database::query($sql);
- $row = Database::fetch_array($result);
- $LPname = $row['path'];
- $list = split('/', $LPname);
- $LPnamesafe = $list[0];
-
-
- $zipfoldername = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/temp/'.$LPnamesafe;
- $scormfoldername = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/scorm/'.$LPnamesafe;
- $zipfilename = $zipfoldername.'/'.$LPnamesafe.'.zip';
-
-
- deldir($zipfoldername);
- $res = mkdir($zipfoldername, api_get_permissions_for_new_directories());
-
-
- $zip_folder = new PclZip($zipfilename);
- $zip_folder->create($scormfoldername.'/', PCLZIP_OPT_REMOVE_PATH, $scormfoldername.'/');
-
-
-
- DocumentManager :: file_send_for_download($zipfilename, true);
-
- my_delete($zipfilename);
- my_delete($zipfoldername);
- return true;
- }
-
- function get_res_path($id) {
- if ($this->debug > 0) { error_log('In scorm::get_res_path('.$id.') method', 0); }
- $path = '';
- if (isset($this->resources[$id])) {
- $oRes =& $this->resources[$id];
- $path = @$oRes->get_path();
- }
- return $path;
- }
-
- function get_res_type($id) {
- if ($this->debug > 0) { error_log('In scorm::get_res_type('.$id.') method', 0); }
- $type = '';
- if (isset($this->resources[$id])) {
- $oRes =& $this->resources[$id];
- $temptype = $oRes->get_scorm_type();
- if (!empty($temptype)) {
- $type = $temptype;
- }
- }
- return $type;
- }
-
- function get_title() {
- if ($this->debug > 0) { error_log('In scorm::get_title() method', 0); }
- $title = '';
- if (isset($this->manifest['organizations']['default'])) {
- $title = $this->organizations[$this->manifest['organizations']['default']]->get_name();
- } elseif (count($this->organizations)==1) {
-
- foreach($this->organizations as $id => $value) {
- $title = $this->organizations[$id]->get_name();
- break;
- }
- }
- return $title;
- }
-
- function reimport_manifest($course, $lp_id = null, $imsmanifest_path = '') {
- if ($this->debug > 0) { error_log('In scorm::reimport_manifest() method', 0); }
- global $_course;
-
- $main_table = Database::get_main_table(TABLE_MAIN_COURSE);
-
- $course = $this->escape_string($course);
- $sql = "SELECT * FROM $main_table WHERE code = '$course'";
- if ($this->debug > 2) { error_log('New LP - scorm::reimport_manifest() '.__LINE__.' - Querying course: '.$sql, 0); }
-
- $res = Database::query($sql);
- if (Database::num_rows($res) > 0) {
- $this->cc = $course;
- } else {
- $this->error = 'Course code does not exist in database ('.$sql.')';
- return false;
- }
-
-
- $course_id = api_get_course_int_id();
- $lp_table = Database::get_course_table(TABLE_LP_MAIN);
-
- $lp_id = $this->escape_string($lp_id);
- $sql = "SELECT * FROM $lp_table WHERE c_id = ".$course_id." AND id = '$lp_id'";
- if ($this->debug > 2) { error_log('New LP - scorm::reimport_manifest() '.__LINE__.' - Querying lp: '.$sql, 0); }
-
- $res = Database::query($sql);
- if (Database::num_rows($res) > 0) {
- $this->lp_id = $lp_id;
- $row = Database::fetch_array($res);
- $this->type = $row['lp_type'];
- $this->name = stripslashes($row['name']);
- $this->encoding = $row['default_encoding'];
- $this->proximity = $row['content_local'];
- $this->maker = $row['content_maker'];
- $this->prevent_reinit = $row['prevent_reinit'];
- $this->license = $row['content_license'];
- $this->scorm_debug = $row['debug'];
- $this->js_lib = $row['js_lib'];
- $this->path = $row['path'];
- if ($this->type == 2) {
- if ($row['force_commit'] == 1) {
- $this->force_commit = true;
- }
- }
- $this->mode = $row['default_view_mod'];
- $this->subdir = $row['path'];
- }
-
- $manifest_file = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/scorm/'.$this->subdir.'/imsmanifest.xml';
- if ($this->subdir == '') {
- $manifest_file = api_get_path(SYS_COURSE_PATH).$_course['directory'].'/scorm/imsmanifest.xml';
- }
- echo $manifest_file;
- if (is_file($manifest_file) && is_readable($manifest_file)) {
-
- if ($this->debug > 1) { error_log('New LP - In scorm::reimport_manifest() - Parsing manifest '.$manifest_file, 0); }
- $manifest = $this->parse_manifest($manifest_file);
-
- if ($this->debug > 1) { error_log('New LP - In scorm::reimport_manifest() - Importing manifest '.$manifest_file, 0); }
- $this->import_manifest(api_get_course_id());
- } else {
- if ($this->debug > 0) { error_log('New LP - In scorm::reimport_manifest() - Could not find manifest file at '.$manifest_file, 0); }
- }
- return false;
- }
- }
|