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Feature #539 - Cleaning the files admin/course_import.php and session_import.php

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skala
Ivan Tcholakov 15 years ago
parent 70d1417c9d
commit 5cd5d21016
2 changed files with 990 additions and 1018 deletions
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  1. 347
      main/admin/course_import.php
  2. 1661
      main/admin/session_import.php

347
main/admin/course_import.php
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@ -1,157 +1,140 @@
<?php // $Id: course_import.php 8216 2006-03-15 16:33:13Z turboke $
/*
==============================================================================
Dokeos - elearning and course management software
Copyright (c) 2008 Dokeos SPRL
Copyright (c) 2005 Bart Mollet <bart.mollet@hogent.be>
For a full list of contributors, see "credits.txt".
The full license can be read in "license.txt".
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
See the GNU General Public License for more details.
<?php
/* For licensing terms, see /license.txt */
Contact: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium, info@dokeos.com
==============================================================================
*/
/**
==============================================================================
* This tool allows platform admins to create courses by uploading a CSV file
* @todo Add some langvars to DLTT
* @package dokeos.admin
==============================================================================
*/
* This tool allows platform admins to create courses by uploading a CSV file
* Copyright (c) 2010 Chamilo Association
* Copyright (c) 2008 Dokeos SPRL
* Copyright (c) 2005 Bart Mollet <bart.mollet@hogent.be>
* @todo Add some language variables to Chamilo Translation Application
* @package chamilo.admin
*/
/**
* Validates imported data.
*/
function validate_data($courses) {
global $_configuration;
global $purification_option_for_usernames;
$dbnamelength = strlen($_configuration['db_prefix']);
//Ensure the prefix + database name do not get over 40 characters
$maxlength = 40 - $dbnamelength;
$errors = array ();
$coursecodes = array ();
foreach ($courses as $index => $course) {
$course['line'] = $index +1;
// 1. Check whether mandatory fields are set.
$mandatory_fields = array ('Code', 'Title', 'CourseCategory', 'Teacher');
foreach ($mandatory_fields as $key => $field) {
if (!isset($course[$field]) || strlen($course[$field]) == 0) {
$course['error'] = get_lang($field.'Mandatory');
$errors[] = $course;
}
}
// 2. Check current course code.
if (isset ($course['Code']) && strlen($course['Code']) != 0) {
// 2.1 Check whether code has been allready used by this CVS-file.
if (isset ($coursecodes[$course['Code']])) {
$course['error'] = get_lang('CodeTwiceInFile');
$errors[] = $course;
}
// 2.2 Check course code length.
elseif (api_strlen($course['Code']) > $maxlength) {
$course['error'] = get_lang('Max');
$errors[] = $course;
}
// 2.3 Check whether course code has been occupied.
else {
$course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
$sql = "SELECT * FROM $course_table WHERE code = '".Database::escape_string($course['Code'])."'";
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
$course['error'] = get_lang('CodeExists');
$errors[] = $course;
}
}
$coursecodes[$course['Code']] = 1;
}
/*
// 3. Check whether teacher exists.
if (!UserManager::is_username_empty($course['Teacher'])) {
$teacher = UserManager::purify_username($course['Teacher'], $purification_option_for_usernames);
if (UserManager::is_username_available($teacher)) {
$course['error'] = get_lang('UnknownTeacher').' ('.$teacher.')';
$errors[] = $course;
}
}
*/
// 4. Check whether course category exists.
if (isset ($course['CourseCategory']) && strlen($course['CourseCategory']) != 0) {
$category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
$sql = "SELECT * FROM $category_table WHERE code = '".Database::escape_string($course['CourseCategory'])."'";
$res = Database::query($sql);
if (Database::num_rows($res) == 0) {
$course['error'] = get_lang('UnkownCategoryCourseCode').' ('.$course['CourseCategory'].')';
$errors[] = $course;
}
}
}
return $errors;
global $_configuration;
global $purification_option_for_usernames;
$dbnamelength = strlen($_configuration['db_prefix']);
// Ensure the prefix + database name do not get over 40 characters.
$maxlength = 40 - $dbnamelength;
$errors = array ();
$coursecodes = array ();
foreach ($courses as $index => $course) {
$course['line'] = $index +1;
// 1. Check whether mandatory fields are set.
$mandatory_fields = array ('Code', 'Title', 'CourseCategory', 'Teacher');
foreach ($mandatory_fields as $key => $field) {
if (!isset($course[$field]) || strlen($course[$field]) == 0) {
$course['error'] = get_lang($field.'Mandatory');
$errors[] = $course;
}
}
// 2. Check current course code.
if (isset ($course['Code']) && strlen($course['Code']) != 0) {
// 2.1 Check whether code has been allready used by this CVS-file.
if (isset($coursecodes[$course['Code']])) {
$course['error'] = get_lang('CodeTwiceInFile');
$errors[] = $course;
}
// 2.2 Check course code length.
elseif (api_strlen($course['Code']) > $maxlength) {
$course['error'] = get_lang('Max');
$errors[] = $course;
}
// 2.3 Check whether course code has been occupied.
else {
$course_table = Database :: get_main_table(TABLE_MAIN_COURSE);
$sql = "SELECT * FROM $course_table WHERE code = '".Database::escape_string($course['Code'])."'";
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
$course['error'] = get_lang('CodeExists');
$errors[] = $course;
}
}
$coursecodes[$course['Code']] = 1;
}
/*
// 3. Check whether teacher exists.
if (!UserManager::is_username_empty($course['Teacher'])) {
$teacher = UserManager::purify_username($course['Teacher'], $purification_option_for_usernames);
if (UserManager::is_username_available($teacher)) {
$course['error'] = get_lang('UnknownTeacher').' ('.$teacher.')';
$errors[] = $course;
}
}
*/
// 4. Check whether course category exists.
if (isset($course['CourseCategory']) && strlen($course['CourseCategory']) != 0) {
$category_table = Database :: get_main_table(TABLE_MAIN_CATEGORY);
$sql = "SELECT * FROM $category_table WHERE code = '".Database::escape_string($course['CourseCategory'])."'";
$res = Database::query($sql);
if (Database::num_rows($res) == 0) {
$course['error'] = get_lang('UnkownCategoryCourseCode').' ('.$course['CourseCategory'].')';
$errors[] = $course;
}
}
}
return $errors;
}
/**
* Saves imported data.
* @param array List of courses
* @param array List of courses
*/
function save_data($courses) {
global $_configuration, $firstExpirationDelay;
global $purification_option_for_usernames;
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$msg = '';
foreach ($courses as $index => $course) {
$course_language = api_get_valid_language($course['Language']);
$keys = define_course_keys($course['Code'], '', $_configuration['db_prefix']);
$titular = $uidCreator = $username = '';
// get username from name (firstname lastname)
if (!UserManager::is_username_empty($course['Teacher'])) {
$teacher = UserManager::purify_username($course['Teacher'], $purification_option_for_usernames);
if (UserManager::is_username_available($teacher)) {
$sql = "SELECT username FROM $user_table WHERE ".(api_is_western_name_order(null, $course_language) ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." = '{$course['Teacher']}' LIMIT 1";
$rs = Database::query($sql);
$user = Database::fetch_object($rs);
$username = $user->username;
} else {
$username = $teacher;
}
}
// get name and uid creator from username
if (!empty($username)) {
$sql = "SELECT user_id, ".(api_is_western_name_order(null, $course_language) ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." AS name FROM $user_table WHERE username = '".Database::escape_string(UserManager::purify_username($username, $purification_option_for_usernames))."'";
$res = Database::query($sql);
$teacher = Database::fetch_object($res);
$titular = $teacher->name;
$uidCreator = $teacher->user_id;
} else {
$titular = $course['Teacher'];
$uidCreator = 1;
}
$visual_code = $keys['currentCourseCode'];
$code = $keys['currentCourseId'];
$db_name = $keys['currentCourseDbName'];
$directory = $keys['currentCourseRepository'];
$expiration_date = time() + $firstExpirationDelay;
prepare_course_repository($directory, $code);
update_Db_course($db_name);
fill_course_repository($directory);
fill_Db_course($db_name, $directory, $course_language, array());
register_course($code, $visual_code, $directory, $db_name, $titular, $course['CourseCategory'], $course['Title'], $course_language, $uidCreator, $expiration_date);
$msg .= '<a href="'.api_get_path(WEB_COURSE_PATH).$directory.'/">'.$code.'</a> '.get_lang('Created').'<br />';
}
global $_configuration, $firstExpirationDelay;
global $purification_option_for_usernames;
$user_table = Database::get_main_table(TABLE_MAIN_USER);
$msg = '';
foreach ($courses as $index => $course) {
$course_language = api_get_valid_language($course['Language']);
$keys = define_course_keys($course['Code'], '', $_configuration['db_prefix']);
$titular = $uidCreator = $username = '';
// Get username from name (firstname lastname).
if (!UserManager::is_username_empty($course['Teacher'])) {
$teacher = UserManager::purify_username($course['Teacher'], $purification_option_for_usernames);
if (UserManager::is_username_available($teacher)) {
$sql = "SELECT username FROM $user_table WHERE ".(api_is_western_name_order(null, $course_language) ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." = '{$course['Teacher']}' LIMIT 1";
$rs = Database::query($sql);
$user = Database::fetch_object($rs);
$username = $user->username;
} else {
$username = $teacher;
}
}
// Get name and uid creator from username.
if (!empty($username)) {
$sql = "SELECT user_id, ".(api_is_western_name_order(null, $course_language) ? "CONCAT(firstname,' ',lastname)" : "CONCAT(lastname,' ',firstname)")." AS name FROM $user_table WHERE username = '".Database::escape_string(UserManager::purify_username($username, $purification_option_for_usernames))."'";
$res = Database::query($sql);
$teacher = Database::fetch_object($res);
$titular = $teacher->name;
$uidCreator = $teacher->user_id;
} else {
$titular = $course['Teacher'];
$uidCreator = 1;
}
$visual_code = $keys['currentCourseCode'];
$code = $keys['currentCourseId'];
$db_name = $keys['currentCourseDbName'];
$directory = $keys['currentCourseRepository'];
$expiration_date = time() + $firstExpirationDelay;
prepare_course_repository($directory, $code);
update_Db_course($db_name);
fill_course_repository($directory);
fill_Db_course($db_name, $directory, $course_language, array());
register_course($code, $visual_code, $directory, $db_name, $titular, $course['CourseCategory'], $course['Title'], $course_language, $uidCreator, $expiration_date);
$msg .= '<a href="'.api_get_path(WEB_COURSE_PATH).$directory.'/">'.$code.'</a> '.get_lang('Created').'<br />';
}
if (!empty($msg)) {
Display::display_normal_message($msg,false);
Display::display_normal_message($msg, false);
}
}
@ -161,15 +144,15 @@ function save_data($courses) {
* @return array All course-information read from the file
*/
function parse_csv_data($file) {
$courses = Import :: csv_to_array($file);
return $courses;
$courses = Import :: csv_to_array($file);
return $courses;
}
$language_file = array ('admin', 'registration','create_course', 'document');
$language_file = array('admin', 'registration','create_course', 'document');
$cidReset = true;
include '../inc/global.inc.php';
require '../inc/global.inc.php';
$this_section = SECTION_PLATFORM_ADMIN;
api_protect_admin_script();
@ -183,61 +166,61 @@ require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
$defined_auth_sources[] = PLATFORM_AUTH_SOURCE;
if (is_array($extAuthSource)) {
$defined_auth_sources = array_merge($defined_auth_sources, array_keys($extAuthSource));
$defined_auth_sources = array_merge($defined_auth_sources, array_keys($extAuthSource));
}
$tool_name = get_lang('ImportCourses').' CSV';
$interbreadcrumb[] = array ('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
$interbreadcrumb[] = array('url' => 'index.php', 'name' => get_lang('PlatformAdmin'));
set_time_limit(0);
Display :: display_header($tool_name);
if ($_POST['formSent']) {
if (empty($_FILES['import_file']['tmp_name'])) {
$error_message = get_lang('UplUploadFailed');
Display :: display_error_message($error_message, false);
} else {
$allowed_file_mimetype = array('csv');
$ext_import_file = substr($_FILES['import_file']['name'],(strrpos($_FILES['import_file']['name'],'.')+1));
if (!in_array($ext_import_file,$allowed_file_mimetype)) {
Display :: display_error_message(get_lang('YouMustImportAFileAccordingToSelectedOption'));
} else {
$courses = parse_csv_data($_FILES['import_file']['tmp_name']);
$errors = validate_data($courses);
if (count($errors) == 0) {
save_data($courses);
}
}
}
if (empty($_FILES['import_file']['tmp_name'])) {
$error_message = get_lang('UplUploadFailed');
Display :: display_error_message($error_message, false);
} else {
$allowed_file_mimetype = array('csv');
$ext_import_file = substr($_FILES['import_file']['name'], (strrpos($_FILES['import_file']['name'], '.') + 1));
if (!in_array($ext_import_file, $allowed_file_mimetype)) {
Display :: display_error_message(get_lang('YouMustImportAFileAccordingToSelectedOption'));
} else {
$courses = parse_csv_data($_FILES['import_file']['tmp_name']);
$errors = validate_data($courses);
if (count($errors) == 0) {
save_data($courses);
}
}
}
}
if (count($errors) != 0) {
$error_message = '<ul>';
foreach ($errors as $index => $error_course) {
$error_message .= '<li>'.get_lang('Line').' '.$error_course['line'].': <b>'.$error_course['error'].'</b>: ';
$error_message .= $error_course['Code'].' '.$error_course['Title'];
$error_message .= '</li>';
}
$error_message .= '</ul>';
Display :: display_error_message($error_message, false);
$error_message = '<ul>';
foreach ($errors as $index => $error_course) {
$error_message .= '<li>'.get_lang('Line').' '.$error_course['line'].': <strong>'.$error_course['error'].'</strong>: ';
$error_message .= $error_course['Code'].' '.$error_course['Title'];
$error_message .= '</li>';
}
$error_message .= '</ul>';
Display :: display_error_message($error_message, false);
}
?>
<form method="post" action="<?php echo api_get_self(); ?>" enctype="multipart/form-data" style="margin:0px;">
<form method="post" action="<?php echo api_get_self(); ?>" enctype="multipart/form-data" style="margin: 0px;">
<div class="row"><div class="form_header"><?php echo $tool_name; ?></div></div>
<div class="row">
<div class="label"><?php echo get_lang('ImportCSVFileLocation');?></div>
<div class="formw">
<input type="file" name="import_file"/>
</div>
<div class="label"><?php echo get_lang('ImportCSVFileLocation'); ?></div>
<div class="formw">
<input type="file" name="import_file"/>
</div>
</div>
<div class="row">
<div class="label"></div>
<div class="formw">
<button type="submit" class="save" value="<?php echo get_lang('Import'); ?>"><?php echo get_lang('Import'); ?></button>
</div>
<div class="label"></div>
<div class="formw">
<button type="submit" class="save" value="<?php echo get_lang('Import'); ?>"><?php echo get_lang('Import'); ?></button>
</div>
</div>
@ -251,7 +234,7 @@ if (count($errors) != 0) {
<blockquote>
<pre>
<b>Code</b>;<b>Title</b>;<b>CourseCategory</b>;<b>Teacher</b>;Language
<strong>Code</strong>;<strong>Title</strong>;<strong>CourseCategory</strong>;<strong>Teacher</strong>;Language
BIO0015;Biology;BIO;username;english
</pre>
</blockquote>

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main/admin/session_import.php
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