You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
776 lines
27 KiB
776 lines
27 KiB
<?php
|
|
/* For licensing terms, see /license.txt */
|
|
|
|
function isMultipleUrlSupport()
|
|
{
|
|
global $_configuration;
|
|
if (isset($_configuration['enable_multiple_url_support_for_course_category'])) {
|
|
return $_configuration['enable_multiple_url_support_for_course_category'];
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @param int $categoryId
|
|
* @return array
|
|
*/
|
|
function getCategoryById($categoryId)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$categoryId = Database::escape_string($categoryId);
|
|
$sql = "SELECT * FROM $tbl_category WHERE id = '$categoryId'";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
return Database::fetch_array($result, 'ASSOC');
|
|
}
|
|
return array();
|
|
}
|
|
|
|
/**
|
|
* @param string $category
|
|
* @return array
|
|
*/
|
|
function getCategory($category)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$category = Database::escape_string($category);
|
|
$sql = "SELECT * FROM $tbl_category WHERE code ='$category'";
|
|
$result = Database::query($sql);
|
|
if (Database::num_rows($result)) {
|
|
return Database::fetch_array($result, 'ASSOC');
|
|
}
|
|
return array();
|
|
}
|
|
|
|
/**
|
|
* @param string $category
|
|
* @return array
|
|
*/
|
|
function getCategories($category)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$category = Database::escape_string($category);
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (t1.id = a.course_category_id)";
|
|
$whereCondition = " AND a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
|
|
$sql = "SELECT
|
|
t1.name,
|
|
t1.code,
|
|
t1.parent_id,
|
|
t1.tree_pos,
|
|
t1.children_count,
|
|
COUNT(DISTINCT t3.code) AS nbr_courses
|
|
FROM $tbl_category t1
|
|
$conditions
|
|
LEFT JOIN $tbl_category t2 ON t1.code=t2.parent_id
|
|
LEFT JOIN $tbl_course t3 ON t3.category_code=t1.code
|
|
WHERE
|
|
t1.parent_id " . (empty($category) ? "IS NULL" : "='$category'") . "
|
|
$whereCondition
|
|
GROUP BY t1.name,
|
|
t1.code,
|
|
t1.parent_id,
|
|
t1.tree_pos,
|
|
t1.children_count
|
|
ORDER BY t1.tree_pos";
|
|
$result = Database::query($sql);
|
|
return Database::store_result($result);
|
|
}
|
|
|
|
|
|
/**
|
|
* @param string $code
|
|
* @param string $name
|
|
* @param string $canHaveCourses
|
|
* @param int $parent_id
|
|
* @return bool
|
|
*/
|
|
function addNode($code, $name, $canHaveCourses, $parent_id)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$code = trim(Database::escape_string($code));
|
|
$name = trim(Database::escape_string($name));
|
|
$parent_id = Database::escape_string($parent_id);
|
|
$canHaveCourses = Database::escape_string($canHaveCourses);
|
|
|
|
$code = generate_course_code($code);
|
|
|
|
$result = Database::query("SELECT 1 FROM $tbl_category WHERE code='$code'");
|
|
if (Database::num_rows($result)) {
|
|
return false;
|
|
}
|
|
|
|
$result = Database::query("SELECT MAX(tree_pos) AS maxTreePos FROM $tbl_category");
|
|
$row = Database::fetch_array($result);
|
|
$tree_pos = $row['maxTreePos'] + 1;
|
|
|
|
$sql = "INSERT INTO $tbl_category(name, code, parent_id, tree_pos, children_count, auth_course_child)
|
|
VALUES('$name','$code'," .(empty($parent_id) ? "NULL" : "'$parent_id'") . ",'$tree_pos','0','$canHaveCourses')";
|
|
Database::query($sql);
|
|
$categoryId = Database::insert_id();
|
|
|
|
updateCategoryChildren($parent_id);
|
|
|
|
if (isMultipleUrlSupport()) {
|
|
addToUrl($categoryId);
|
|
}
|
|
return $categoryId;
|
|
}
|
|
|
|
/**
|
|
* @param string $category
|
|
*/
|
|
function updateCategoryChildren($category)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$category = Database::escape_string($category);
|
|
$result = Database::query("SELECT parent_id FROM $tbl_category WHERE code='$category'");
|
|
|
|
if ($row = Database::fetch_array($result)) {
|
|
updateCategoryChildren($row['parent_id']);
|
|
}
|
|
|
|
$children_count = compterFils($category, 0) - 1;
|
|
Database::query("UPDATE $tbl_category SET children_count='$children_count' WHERE code='$category'");
|
|
}
|
|
|
|
/**
|
|
* @param string $node
|
|
*/
|
|
function deleteNode($node)
|
|
{
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
|
|
$node = Database::escape_string($node);
|
|
|
|
$result = Database::query("SELECT parent_id, tree_pos FROM $tbl_category WHERE code='$node'");
|
|
|
|
if ($row = Database::fetch_array($result)) {
|
|
if (!empty($row['parent_id'])) {
|
|
Database::query("UPDATE $tbl_course SET category_code = '".$row['parent_id']."' WHERE category_code='$node'");
|
|
Database::query("UPDATE $tbl_category SET parent_id='" . $row['parent_id'] . "' WHERE parent_id='$node'");
|
|
} else {
|
|
Database::query("UPDATE $tbl_course SET category_code='' WHERE category_code='$node'");
|
|
Database::query("UPDATE $tbl_category SET parent_id=NULL WHERE parent_id='$node'");
|
|
}
|
|
|
|
Database::query("UPDATE $tbl_category SET tree_pos=tree_pos-1 WHERE tree_pos > '" . $row['tree_pos'] . "'");
|
|
Database::query("DELETE FROM $tbl_category WHERE code='$node'");
|
|
|
|
if (!empty($row['parent_id'])) {
|
|
updateCategoryChildren($row['parent_id']);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param string $code
|
|
* @param string $name
|
|
* @param string $canHaveCourses
|
|
* @param string $old_code
|
|
* @return bool
|
|
*/
|
|
function editNode($code, $name, $canHaveCourses, $old_code)
|
|
{
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
|
|
$code = trim(Database::escape_string($code));
|
|
$name = trim(Database::escape_string($name));
|
|
$old_code = Database::escape_string($old_code);
|
|
$canHaveCourses = Database::escape_string($canHaveCourses);
|
|
|
|
$code = generate_course_code($code);
|
|
// Updating category
|
|
$sql = "UPDATE $tbl_category SET name='$name', code='$code', auth_course_child = '$canHaveCourses'
|
|
WHERE code = '$old_code'";
|
|
Database::query($sql);
|
|
|
|
// Updating children
|
|
$sql = "UPDATE $tbl_category SET parent_id = '$code'
|
|
WHERE parent_id = '$old_code'";
|
|
Database::query($sql);
|
|
|
|
// Updating course category
|
|
$sql = "UPDATE $tbl_course SET category_code = '$code' WHERE category_code = '$old_code' ";
|
|
Database::query($sql);
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @param string $code
|
|
* @param string $tree_pos
|
|
* @param int $parent_id
|
|
* @return bool
|
|
*/
|
|
function moveNodeUp($code, $tree_pos, $parent_id)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$code = Database::escape_string($code);
|
|
$tree_pos = Database::escape_string($tree_pos);
|
|
$parent_id = Database::escape_string($parent_id);
|
|
$sql = "SELECT code,tree_pos
|
|
FROM $tbl_category
|
|
WHERE parent_id " . (empty($parent_id) ? "IS NULL" : "='$parent_id'") . " AND tree_pos<'$tree_pos'
|
|
ORDER BY tree_pos DESC LIMIT 0,1";
|
|
$result = Database::query($sql);
|
|
if (!$row = Database::fetch_array($result)) {
|
|
|
|
$sql = "SELECT code,tree_pos FROM $tbl_category
|
|
WHERE parent_id " . (empty($parent_id) ? "IS NULL" : "='$parent_id'") . " AND tree_pos>'$tree_pos'
|
|
ORDER BY tree_pos DESC LIMIT 0,1";
|
|
$result2 = Database::query($sql);
|
|
if (!$row2 = Database::fetch_array($result2)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
Database::query("UPDATE $tbl_category SET tree_pos='" . $row['tree_pos'] . "' WHERE code='$code'");
|
|
Database::query("UPDATE $tbl_category SET tree_pos='$tree_pos' WHERE code='$row[code]'");
|
|
}
|
|
|
|
/**
|
|
* @param $pere
|
|
* @param $cpt
|
|
* @return mixed
|
|
*/
|
|
function compterFils($pere, $cpt)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$pere = Database::escape_string($pere);
|
|
$result = Database::query("SELECT code FROM $tbl_category WHERE parent_id='$pere'");
|
|
|
|
while ($row = Database::fetch_array($result)) {
|
|
$cpt = compterFils($row['code'], $cpt);
|
|
}
|
|
return ($cpt + 1);
|
|
}
|
|
|
|
/**
|
|
* @param string $categoryCode
|
|
* @return array
|
|
*/
|
|
function getChildren($categoryCode)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$categoryCode = Database::escape_string($categoryCode);
|
|
$result = Database::query("SELECT code, id FROM $tbl_category WHERE parent_id = '$categoryCode'");
|
|
$children = array();
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$children[] = $row;
|
|
$subChildren = getChildren($row['code']);
|
|
$children = array_merge($children, $subChildren);
|
|
}
|
|
return $children;
|
|
}
|
|
|
|
function getParents($categoryCode)
|
|
{
|
|
if (empty($categoryCode)) {
|
|
return array();
|
|
}
|
|
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$categoryCode = Database::escape_string($categoryCode);
|
|
$sql = "SELECT code, parent_id FROM $tbl_category WHERE code = '$categoryCode'";
|
|
|
|
$result = Database::query($sql);
|
|
$children = array();
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
|
$parent = getCategory($row['parent_id']);
|
|
$children[] = $row;
|
|
$subChildren = getParents($parent['code']);
|
|
$children = array_merge($children, $subChildren);
|
|
}
|
|
return $children;
|
|
}
|
|
function getParentsToString($categoryCode)
|
|
{
|
|
$parents = getParents($categoryCode);
|
|
|
|
if (!empty($parents)) {
|
|
$parents = array_reverse($parents);
|
|
$categories = array();
|
|
foreach ($parents as $category) {
|
|
$categories[] = $category['code'];
|
|
}
|
|
$categoriesInString = implode(' > ', $categories).' > ';
|
|
return $categoriesInString;
|
|
}
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @param string $categorySource
|
|
* @return string
|
|
*/
|
|
function listCategories($categorySource)
|
|
{
|
|
$categorySource = isset($categorySource) ? $categorySource : null;
|
|
$categories = getCategories($categorySource);
|
|
|
|
if (count($categories) > 0) {
|
|
$table = new HTML_Table(array('class' => 'data_table'));
|
|
$column = 0;
|
|
$row = 0;
|
|
$headers = array(
|
|
get_lang('Category'), get_lang('CategoriesNumber'), get_lang('Courses'), get_lang('Actions')
|
|
);
|
|
foreach ($headers as $header) {
|
|
$table->setHeaderContents($row, $column, $header);
|
|
$column++;
|
|
}
|
|
$row++;
|
|
$mainUrl = api_get_path(WEB_CODE_PATH).'admin/course_category.php?category='.$categorySource;
|
|
|
|
$editIcon = Display::return_icon('edit.png', get_lang('EditNode'), null, ICON_SIZE_SMALL);
|
|
$deleteIcon = Display::return_icon('delete.png', get_lang('DeleteNode'), null, ICON_SIZE_SMALL);
|
|
$moveIcon = Display::return_icon('up.png', get_lang('UpInSameLevel'), null, ICON_SIZE_SMALL);
|
|
|
|
foreach ($categories as $category) {
|
|
|
|
$editUrl = $mainUrl.'&id='.$category['code'].'&action=edit';
|
|
$moveUrl = $mainUrl.'&id='.$category['code'].'&action=moveUp&tree_pos='.$category['tree_pos'];
|
|
$deleteUrl = $mainUrl.'&id='.$category['code'].'&action=delete';
|
|
|
|
$actions = Display::url($editIcon, $editUrl).Display::url($moveIcon, $moveUrl).Display::url($deleteIcon, $deleteUrl);
|
|
$url = api_get_path(WEB_CODE_PATH).'admin/course_category.php?category='.$category['code'];
|
|
$title = Display::url(
|
|
Display::return_icon('folder_document.gif', get_lang('OpenNode'), null, ICON_SIZE_SMALL).' '.$category['name'],
|
|
$url
|
|
);
|
|
$content = array(
|
|
$title,
|
|
$category['children_count'],
|
|
$category['nbr_courses'],
|
|
$actions
|
|
);
|
|
$column = 0;
|
|
foreach ($content as $value) {
|
|
$table->setCellContents($row, $column, $value);
|
|
$column++;
|
|
}
|
|
$row++;
|
|
}
|
|
return $table->toHtml();
|
|
} else {
|
|
return Display::return_message(get_lang("NoCategories"), 'warning');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
function getCategoriesToDisplayInHomePage()
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$sql = "SELECT name FROM $tbl_category WHERE parent_id IS NULL ORDER BY tree_pos";
|
|
return Database::store_result(Database::query($sql));
|
|
}
|
|
|
|
/**
|
|
* @param int $id
|
|
* @return bool
|
|
*/
|
|
function addToUrl($id)
|
|
{
|
|
if (!isMultipleUrlSupport()) {
|
|
return false;
|
|
}
|
|
UrlManager::addCourseCategoryListToUrl(array($id), array(api_get_current_access_url_id()));
|
|
}
|
|
|
|
/**
|
|
* @param string $categoryCode
|
|
* @return array
|
|
*/
|
|
function getCategoriesCanBeAddedInCourse($categoryCode)
|
|
{
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (c.id = a.course_category_id)";
|
|
$whereCondition = " AND a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$sql = "SELECT code, name
|
|
FROM $tbl_category c
|
|
$conditions
|
|
WHERE (auth_course_child = 'TRUE' OR code = '".Database::escape_string($categoryCode)."')
|
|
$whereCondition
|
|
ORDER BY tree_pos";
|
|
$res = Database::query($sql);
|
|
|
|
$categories[''] = '-';
|
|
while ($cat = Database::fetch_array($res)) {
|
|
$categories[$cat['code']] = '('.$cat['code'].') '.$cat['name'];
|
|
ksort($categories);
|
|
}
|
|
return $categories;
|
|
}
|
|
|
|
/**
|
|
* @return array
|
|
*/
|
|
function browseCourseCategories()
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (c.id = a.course_category_id)";
|
|
$whereCondition = " WHERE a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
$sql = "SELECT c.* FROM $tbl_category c
|
|
$conditions
|
|
$whereCondition
|
|
ORDER BY tree_pos ASC";
|
|
$result = Database::query($sql);
|
|
$url_access_id = 1;
|
|
if (api_is_multiple_url_enabled()) {
|
|
$url_access_id = api_get_current_access_url_id();
|
|
}
|
|
$countCourses = CourseManager :: countAvailableCourses($url_access_id);
|
|
|
|
$categories = array();
|
|
$categories[0][0] = array(
|
|
'id' => 0,
|
|
'name' => get_lang('DisplayAll'),
|
|
'code' => 'ALL',
|
|
'parent_id' => null,
|
|
'tree_pos' => 0,
|
|
'count_courses' => $countCourses
|
|
|
|
);
|
|
while ($row = Database::fetch_array($result)) {
|
|
$count_courses = countCoursesInCategory($row['code']);
|
|
$row['count_courses'] = $count_courses;
|
|
if (!isset($row['parent_id'])) {
|
|
$categories[0][$row['tree_pos']] = $row;
|
|
} else {
|
|
$categories[$row['parent_id']][$row['tree_pos']] = $row;
|
|
}
|
|
}
|
|
|
|
$count_courses = countCoursesInCategory();
|
|
|
|
$categories[0][count($categories[0])+1] = array(
|
|
'id' =>0,
|
|
'name' => get_lang('None'),
|
|
'code' => 'NONE',
|
|
'parent_id' => null,
|
|
'tree_pos' => $row['tree_pos']+1,
|
|
'children_count' => 0,
|
|
'auth_course_child' => true,
|
|
'auth_cat_child' => true,
|
|
'count_courses' => $count_courses
|
|
);
|
|
|
|
return $categories;
|
|
}
|
|
|
|
/**
|
|
* @param string $category_code
|
|
* @return int
|
|
*/
|
|
function countCoursesInCategory($category_code="")
|
|
{
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLE_COURSE_FIELD = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD);
|
|
$TABLE_COURSE_FIELD_VALUE = Database :: get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
|
|
|
|
// get course list auto-register
|
|
$sql = "SELECT course_code
|
|
FROM $TABLE_COURSE_FIELD_VALUE tcfv
|
|
INNER JOIN $TABLE_COURSE_FIELD tcf ON tcfv.field_id = tcf.id
|
|
WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
|
|
|
|
$special_course_result = Database::query($sql);
|
|
if (Database::num_rows($special_course_result) > 0) {
|
|
$special_course_list = array();
|
|
while ($result_row = Database::fetch_array($special_course_result)) {
|
|
$special_course_list[] = '"' . $result_row['course_code'] . '"';
|
|
}
|
|
}
|
|
|
|
$without_special_courses = '';
|
|
if (!empty($special_course_list)) {
|
|
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
|
|
}
|
|
|
|
$sql = "SELECT * FROM $tbl_course
|
|
WHERE visibility != '0' AND visibility != '4' AND category_code" . "='" . $category_code . "'" . $without_special_courses;
|
|
// Showing only the courses of the current portal access_url_id.
|
|
|
|
if (api_is_multiple_url_enabled()) {
|
|
$url_access_id = api_get_current_access_url_id();
|
|
if ($url_access_id != -1) {
|
|
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
$sql = "SELECT * FROM $tbl_course as course
|
|
INNER JOIN $tbl_url_rel_course as url_rel_course
|
|
ON (url_rel_course.course_code=course.code)
|
|
WHERE access_url_id = $url_access_id AND course.visibility != '0' AND course.visibility != '4' AND category_code" . "='" . $category_code . "'" . $without_special_courses;
|
|
}
|
|
}
|
|
return Database::num_rows(Database::query($sql));
|
|
}
|
|
|
|
/**
|
|
* @param string $category_code
|
|
* @param string $random_value
|
|
* @return array
|
|
*/
|
|
function browseCoursesInCategory($category_code, $random_value = null)
|
|
{
|
|
$tbl_course = Database::get_main_table(TABLE_MAIN_COURSE);
|
|
$TABLE_COURSE_FIELD = Database::get_main_table(TABLE_MAIN_COURSE_FIELD);
|
|
$TABLE_COURSE_FIELD_VALUE = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_VALUES);
|
|
|
|
// Get course list auto-register
|
|
$sql = "SELECT course_code
|
|
FROM $TABLE_COURSE_FIELD_VALUE tcfv
|
|
INNER JOIN $TABLE_COURSE_FIELD tcf ON tcfv.field_id = tcf.id
|
|
WHERE tcf.field_variable = 'special_course' AND tcfv.field_value = 1 ";
|
|
|
|
$special_course_result = Database::query($sql);
|
|
if (Database::num_rows($special_course_result) > 0) {
|
|
$special_course_list = array();
|
|
while ($result_row = Database::fetch_array($special_course_result)) {
|
|
$special_course_list[] = '"' . $result_row['course_code'] . '"';
|
|
}
|
|
}
|
|
|
|
$without_special_courses = '';
|
|
if (!empty($special_course_list)) {
|
|
$without_special_courses = ' AND course.code NOT IN (' . implode(',', $special_course_list) . ')';
|
|
}
|
|
|
|
if (!empty($random_value)) {
|
|
$random_value = intval($random_value);
|
|
|
|
$sql = "SELECT COUNT(*) FROM $tbl_course";
|
|
$result = Database::query($sql);
|
|
list($num_records) = Database::fetch_row($result);
|
|
|
|
if (api_is_multiple_url_enabled()) {
|
|
|
|
$url_access_id = api_get_current_access_url_id();
|
|
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
|
|
$sql = "SELECT COUNT(*) FROM $tbl_course course
|
|
INNER JOIN $tbl_url_rel_course as url_rel_course ON (url_rel_course.course_code=course.code)
|
|
WHERE access_url_id = $url_access_id ";
|
|
$result = Database::query($sql);
|
|
list($num_records) = Database::fetch_row($result);
|
|
|
|
$sql = "SELECT course.id FROM $tbl_course course INNER JOIN $tbl_url_rel_course as url_rel_course
|
|
ON (url_rel_course.course_code=course.code)
|
|
WHERE access_url_id = $url_access_id AND
|
|
RAND()*$num_records< $random_value
|
|
$without_special_courses
|
|
ORDER BY RAND() LIMIT 0, $random_value";
|
|
} else {
|
|
$sql = "SELECT id FROM $tbl_course course
|
|
WHERE RAND()*$num_records< $random_value $without_special_courses
|
|
ORDER BY RAND() LIMIT 0, $random_value";
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
$id_in = null;
|
|
while (list($id) = Database::fetch_row($result)) {
|
|
if ($id_in) {
|
|
$id_in.=",$id";
|
|
} else {
|
|
$id_in = "$id";
|
|
}
|
|
}
|
|
$sql = "SELECT * FROM $tbl_course WHERE id IN($id_in)";
|
|
} else {
|
|
$category_code = Database::escape_string($category_code);
|
|
if (empty($category_code) || $category_code == "ALL") {
|
|
$sql = "SELECT * FROM $tbl_course WHERE 1=1 $without_special_courses ORDER BY title ";
|
|
} else {
|
|
if ($category_code == 'NONE') {
|
|
$category_code = '';
|
|
}
|
|
$sql = "SELECT * FROM $tbl_course WHERE category_code='$category_code' $without_special_courses ORDER BY title ";
|
|
}
|
|
|
|
//showing only the courses of the current Chamilo access_url_id
|
|
if (api_is_multiple_url_enabled()) {
|
|
$url_access_id = api_get_current_access_url_id();
|
|
$tbl_url_rel_course = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE);
|
|
if ($category_code != "ALL") {
|
|
$sql = "SELECT * FROM $tbl_course as course INNER JOIN $tbl_url_rel_course as url_rel_course
|
|
ON (url_rel_course.course_code=course.code)
|
|
WHERE access_url_id = $url_access_id AND category_code='$category_code' $without_special_courses
|
|
ORDER BY title";
|
|
} else{
|
|
$sql = "SELECT * FROM $tbl_course as course INNER JOIN $tbl_url_rel_course as url_rel_course
|
|
ON (url_rel_course.course_code=course.code)
|
|
WHERE access_url_id = $url_access_id $without_special_courses
|
|
ORDER BY title";
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
$result = Database::query($sql);
|
|
$courses = array();
|
|
while ($row = Database::fetch_array($result)) {
|
|
$row['registration_code'] = !empty($row['registration_code']);
|
|
$count_users = CourseManager::get_users_count_in_course($row['code']);
|
|
$count_connections_last_month = Tracking::get_course_connections_count($row['code'], 0, api_get_utc_datetime(time() - (30 * 86400)));
|
|
|
|
if ($row['tutor_name'] == '0') {
|
|
$row['tutor_name'] = get_lang('NoManager');
|
|
}
|
|
$point_info = CourseManager::get_course_ranking($row['id'], 0);
|
|
$courses[] = array(
|
|
'real_id' => $row['id'],
|
|
'point_info' => $point_info,
|
|
'code' => $row['code'],
|
|
'directory' => $row['directory'],
|
|
'db' => $row['db_name'],
|
|
'visual_code' => $row['visual_code'],
|
|
'title' => $row['title'],
|
|
'tutor' => $row['tutor_name'],
|
|
'subscribe' => $row['subscribe'],
|
|
'unsubscribe' => $row['unsubscribe'],
|
|
'registration_code' => $row['registration_code'],
|
|
'creation_date' => $row['creation_date'],
|
|
'visibility' => $row['visibility'],
|
|
'count_users' => $count_users,
|
|
'count_connections' => $count_connections_last_month
|
|
);
|
|
}
|
|
return $courses;
|
|
}
|
|
|
|
/**
|
|
* create recursively all categories as option of the select passed in parameter.
|
|
*
|
|
* @param HTML_QuickForm_Element $element
|
|
* @param string $defaultCode the option value to select by default (used mainly for edition of courses)
|
|
* @param string $parentCode the parent category of the categories added (default=null for root category)
|
|
* @param string $padding the indent param (you shouldn't indicate something here)
|
|
*/
|
|
function setCategoriesInForm($element, $defaultCode = null, $parentCode = null, $padding = null)
|
|
{
|
|
$tbl_category = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (c.id = a.course_category_id)";
|
|
$whereCondition = " AND a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
|
|
$sql = "SELECT code, name, auth_course_child, auth_cat_child
|
|
FROM ".$tbl_category." c
|
|
$conditions
|
|
WHERE parent_id ".(empty($parentCode) ? "IS NULL" : "='".Database::escape_string($parentCode)."'")."
|
|
$whereCondition
|
|
ORDER BY name, code";
|
|
$res = Database::query($sql);
|
|
|
|
while ($cat = Database::fetch_array($res, 'ASSOC')) {
|
|
$params = $cat['auth_course_child'] == 'TRUE' ? '' : 'disabled';
|
|
$params .= ($cat['code'] == $defaultCode) ? ' selected' : '';
|
|
$option = $padding.' '.$cat['name'].' ('.$cat['code'].')';
|
|
|
|
$element->addOption($option, $cat['code'], $params);
|
|
if ($cat['auth_cat_child'] == 'TRUE') {
|
|
setCategoriesInForm($element, $defaultCode, $cat['code'], $padding.' - ');
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param array $list
|
|
* @return array
|
|
*/
|
|
function getCourseCategoryNotInList($list)
|
|
{
|
|
$table = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
if (empty($list)) {
|
|
return array();
|
|
}
|
|
|
|
$list = array_map('intval', $list);
|
|
$listToString = implode("','", $list);
|
|
|
|
$sql = "SELECT * FROM $table WHERE id NOT IN ('$listToString') AND (parent_id IS NULL) ";
|
|
$result = Database::query($sql);
|
|
return Database::store_result($result, 'ASSOC');
|
|
}
|
|
|
|
/**
|
|
* @param string $keyword
|
|
* @return array|null
|
|
*/
|
|
function searchCategoryByKeyword($keyword)
|
|
{
|
|
if (empty($keyword)) {
|
|
return null;
|
|
}
|
|
|
|
$tableCategory = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (c.id = a.course_category_id)";
|
|
$whereCondition = " AND a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
|
|
$keyword = Database::escape_string($keyword);
|
|
|
|
$sql = "SELECT c.*, c.name as text FROM $tableCategory c $conditions
|
|
WHERE (c.code LIKE '%$keyword%' or name LIKE '%$keyword%') AND auth_course_child = 'TRUE' $whereCondition ";
|
|
$result = Database::query($sql);
|
|
return Database::store_result($result, 'ASSOC');
|
|
}
|
|
|
|
/**
|
|
* @param array $list
|
|
* @return array
|
|
*/
|
|
function searchCategoryById($list)
|
|
{
|
|
if (empty($list)) {
|
|
return array();
|
|
} else {
|
|
$list = array_map('intval', $list);
|
|
$list = implode("','", $list);
|
|
}
|
|
|
|
$tableCategory = Database::get_main_table(TABLE_MAIN_CATEGORY);
|
|
$conditions = null;
|
|
$whereCondition = null;
|
|
if (isMultipleUrlSupport()) {
|
|
$table = Database::get_main_table(TABLE_MAIN_ACCESS_URL_REL_COURSE_CATEGORY);
|
|
$conditions = " INNER JOIN $table a ON (c.id = a.course_category_id)";
|
|
$whereCondition = " AND a.access_url_id = ".api_get_current_access_url_id();
|
|
}
|
|
|
|
$sql = "SELECT c.*, c.name as text FROM $tableCategory c $conditions
|
|
WHERE c.id IN $list $whereCondition";
|
|
$result = Database::query($sql);
|
|
return Database::store_result($result, 'ASSOC');
|
|
}
|
|
|
|
/**
|
|
CREATE TABLE IF NOT EXISTS access_url_rel_course_category (access_url_id int unsigned NOT NULL, course_category_id int unsigned NOT NULL, PRIMARY KEY (access_url_id, course_category_id));
|
|
*/
|
|
|