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299 lines
8.3 KiB
299 lines
8.3 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* This tool allows platform admins to add skills by uploading a CSV or XML file
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* @package chamilo.admin
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* @documentation Some interesting basic skills can be found in the "Skills"
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* section here: http://en.wikipedia.org/wiki/Personal_knowledge_management
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*/
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$cidReset = true;
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require '../inc/global.inc.php';
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/**
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* Validate the imported data.
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* @param $skills
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* @return array
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*/
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function validate_data($skills)
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{
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$errors = array();
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$skills = array();
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// 1. Check if mandatory fields are set.
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$mandatory_fields = array('id', 'parent_id', 'name');
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foreach ($skills as $index => $skill) {
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foreach ($mandatory_fields as $field) {
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if (empty($skill[$field])) {
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$skill['error'] = get_lang(ucfirst($field).'Mandatory');
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$errors[] = $skill;
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}
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}
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// 2. Check skill ID is not empty
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if (!isset($skill['id']) || empty($skill['id'])) {
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$skill['error'] = get_lang('SkillImportNoID');
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$errors[] = $skill;
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}
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// 3. Check skill Parent
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if (!isset($skill['parent_id'])) {
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$skill['error'] = get_lang('SkillImportNoParent');
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$errors[] = $skill;
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}
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// 4. Check skill Name
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if (!isset($skill['name'])) {
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$skill['error'] = get_lang('SkillImportNoName');
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$errors[] = $skill;
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}
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}
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return $errors;
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}
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/**
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* Save the imported data
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* @param array List of users
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* @return void
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* @uses global variable $inserted_in_course,
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* which returns the list of courses the user was inserted in
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*/
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function save_data($skills)
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{
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if (is_array($skills)) {
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$parents = array();
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foreach ($skills as $index => $skill) {
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if (isset($parents[$skill['parent_id']])) {
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$skill['parent_id'] = $parents[$skill['parent_id']];
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} else {
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$skill['parent_id'] = 1;
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}
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$skill['a'] = 'add';
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$saved_id = $skill['id'];
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$skill['id'] = null;
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$oskill = new Skill();
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$skill_id = $oskill->add($skill);
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$parents[$saved_id] = $skill_id;
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}
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}
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}
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/**
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* Read the CSV-file
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* @param string $file Path to the CSV-file
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* @return array All userinformation read from the file
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*/
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function parse_csv_data($file)
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{
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$skills = Import :: csvToArray($file);
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foreach ($skills as $index => $skill) {
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$skills[$index] = $skill;
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}
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return $skills;
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}
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/**
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* XML-parser: handle start of element
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*/
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function element_start($parser, $data)
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{
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$data = api_utf8_decode($data);
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global $skill;
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global $current_tag;
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switch ($data) {
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case 'Skill' :
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$skill = array ();
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break;
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default :
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$current_tag = $data;
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}
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}
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/**
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* XML-parser: handle end of element
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*/
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function element_end($parser, $data)
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{
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$data = api_utf8_decode($data);
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global $skill;
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global $skills;
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global $current_value;
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switch ($data) {
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case 'Skill' :
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$skills[] = $skill;
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break;
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default :
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$skill[$data] = $current_value;
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break;
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}
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}
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/**
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* XML-parser: handle character data
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*/
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function character_data($parser, $data)
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{
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$data = trim(api_utf8_decode($data));
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global $current_value;
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$current_value = $data;
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}
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/**
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* Read the XML-file
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* @param string $file Path to the XML-file
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* @return array All userinformation read from the file
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*/
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function parse_xml_data($file)
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{
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global $current_tag;
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global $current_value;
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global $skill;
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global $skills;
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$skills = array();
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$parser = xml_parser_create('UTF-8');
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xml_set_element_handler($parser, 'element_start', 'element_end');
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xml_set_character_data_handler($parser, 'character_data');
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xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, false);
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xml_parse($parser, api_utf8_encode_xml(file_get_contents($file)));
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xml_parser_free($parser);
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return $skills;
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}
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$this_section = SECTION_PLATFORM_ADMIN;
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api_protect_admin_script(true);
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$tool_name = get_lang('ImportSkillsListCSV');
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$interbreadcrumb[] = array ("url" => 'index.php', "name" => get_lang('PlatformAdmin'));
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set_time_limit(0);
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$extra_fields = UserManager::get_extra_fields(0, 0, 5, 'ASC', true);
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$user_id_error = array();
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$error_message = '';
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if (!empty($_POST['formSent']) && $_FILES['import_file']['size'] !== 0) {
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$file_type = $_POST['file_type'];
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Security::clear_token();
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$tok = Security::get_token();
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$allowed_file_mimetype = array('csv','xml');
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$error_kind_file = false;
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$error_message = '';
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$ext_import_file = substr($_FILES['import_file']['name'], (strrpos($_FILES['import_file']['name'],'.')+1));
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if (in_array($ext_import_file,$allowed_file_mimetype)) {
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if (strcmp($file_type, 'csv') === 0 && $ext_import_file == $allowed_file_mimetype[0]) {
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$skills = parse_csv_data($_FILES['import_file']['tmp_name']);
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$errors = validate_data($skills);
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$error_kind_file = false;
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} elseif (strcmp($file_type, 'xml') === 0 && $ext_import_file == $allowed_file_mimetype[1]) {
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$skills = parse_xml_data($_FILES['import_file']['tmp_name']);
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$errors = validate_data($skills);
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$error_kind_file = false;
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} else {
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$error_kind_file = true;
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}
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} else {
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$error_kind_file = true;
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}
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// List skill id whith error.
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$skills_to_insert = $skill_id_error = array();
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if (is_array($errors)) {
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foreach ($errors as $my_errors) {
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$skill_id_error[] = $my_errors['SkillName'];
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}
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}
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if (is_array($skills)) {
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foreach ($skills as $my_skill) {
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if (isset($my_skill['name']) && !in_array($my_skill['name'], $skill_id_error)) {
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$skills_to_insert[] = $my_skill;
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}
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}
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}
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if (strcmp($file_type, 'csv') === 0) {
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save_data($skills_to_insert);
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} elseif (strcmp($file_type, 'xml') === 0) {
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save_data($skills_to_insert);
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} else {
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$error_message = get_lang('YouMustImportAFileAccordingToSelectedOption');
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}
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if (count($errors) > 0) {
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$see_message_import = get_lang('FileImportedJustSkillsThatAreNotRegistered');
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} else {
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$see_message_import = get_lang('FileImported');
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}
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if (count($errors) != 0) {
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$warning_message = '<ul>';
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foreach ($errors as $index => $error_skill) {
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$warning_message .= '<li><b>'.$error_skill['error'].'</b>: ';
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$warning_message .= '<strong>'.$error_skill['SkillName'].'</strong> ('.$error_skill['SkillName'].')';
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$warning_message .= '</li>';
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}
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$warning_message .= '</ul>';
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}
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// if the warning message is too long then we display the warning message trough a session
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if (!empty($warning_message) && api_strlen($warning_message) > 150) {
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$_SESSION['session_message_import_skills'] = $warning_message;
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$warning_message = 'session_message';
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}
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if ($error_kind_file) {
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$error_message = get_lang('YouMustImportAFileAccordingToSelectedOption');
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} else {
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//header('Location: '.api_get_path(WEB_CODE_PATH).'admin/skills_import.php?action=show_message&warn='.urlencode($warning_message).'&message='.urlencode($see_message_import).'&sec_token='.$tok);
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//exit;
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}
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}
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Display :: display_header($tool_name);
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if (!empty($error_message)) {
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Display::display_error_message($error_message);
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}
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if (!empty($see_message_import)) {
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Display::display_normal_message($see_message_import);
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}
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$form = new FormValidator('user_import','post','skills_import.php');
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$form->addElement('header', '', $tool_name);
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$form->addElement('hidden', 'formSent');
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$form->addElement('file', 'import_file', get_lang('ImportFileLocation'));
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$group = array();
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$group[] = $form->createElement('radio', 'file_type', '', 'CSV (<a href="skill_example.csv" target="_blank">'.get_lang('ExampleCSVFile').'</a>)', 'csv');
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$form->addGroup($group, '', get_lang('FileType'), '<br/>');
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$form->addButtonImport(get_lang('Import'));
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$defaults['formSent'] = 1;
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$defaults['sendMail'] = 0;
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$defaults['file_type'] = 'csv';
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$form->setDefaults($defaults);
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$form->display();
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$list = array();
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$list_reponse = array();
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$result_xml = '';
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$i = 0;
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$count_fields = count($extra_fields);
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if ($count_fields > 0) {
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foreach ($extra_fields as $extra) {
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$list[] = $extra[1];
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$list_reponse[] = 'xxx';
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$spaces = ' ';
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$result_xml .= $spaces.'<'.$extra[1].'>xxx</'.$extra[1].'>';
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if ($i != $count_fields - 1) {
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$result_xml .= '<br/>';
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}
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$i++;
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}
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}
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?>
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<p><?php echo get_lang('CSVMustLookLike').' ('.get_lang('MandatoryFields').')'; ?> :</p>
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<pre>
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<b>id</b>;<b>parent_id</b>;<b>name</b>;<b>description</b>
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<b>2</b>;<b>1</b>;<b>Chamilo Expert</b>;Chamilo is an open source LMS;<br />
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</pre>
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<?php
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Display :: display_footer();
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