Current File : /home/tjamichg/cursos.tjamich.gob.mx/main/lp/lp_admin_view.php
<?php
/* For licensing terms, see /license.txt */
use ChamiloSession as Session;
/**
* This is a learning path creation and player tool in Chamilo - previously learnpath_handler.php.
*
* @author Patrick Cool
* @author Denes Nagy
* @author Roan Embrechts, refactoring and code cleaning
* @author Yannick Warnier <ywarnier@beeznest.org> - cleaning and update for new SCORM tool
*/
$this_section = SECTION_COURSES;
api_protect_course_script();
$is_allowed_to_edit = api_is_allowed_to_edit(null, true);
/** @var learnpath $learnPath */
$learnPath = Session::read('oLP');
$tbl_lp = Database::get_course_table(TABLE_LP_MAIN);
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
$isStudentView = isset($_REQUEST['isStudentView']) ? (int) $_REQUEST['isStudentView'] : null;
$learnpath_id = (int) $_REQUEST['lp_id'];
$submit = isset($_POST['submit_button']) ? $_POST['submit_button'] : null;
$_course = api_get_course_info();
$excludeExtraFields = [
'authors',
'authorlp',
'authorlpitem',
'price',
];
if (api_is_platform_admin()) {
// Only admins can edit this items
$excludeExtraFields = [];
}
if (!$is_allowed_to_edit || $isStudentView) {
header('location:lp_controller.php?action=view&lp_id='.$learnpath_id);
exit;
}
if (api_is_in_gradebook()) {
$interbreadcrumb[] = [
'url' => Category::getUrl(),
'name' => get_lang('ToolGradebook'),
];
}
$interbreadcrumb[] = [
'url' => 'lp_controller.php?action=list&'.api_get_cidreq(),
'name' => get_lang('LearningPaths'),
];
$interbreadcrumb[] = [
'url' => api_get_self()."?action=build&lp_id=$learnpath_id&".api_get_cidreq(),
"name" => Security::remove_XSS($learnPath->getNameNoTags()),
];
$interbreadcrumb[] = [
'url' => api_get_self()."?action=add_item&type=step&lp_id=$learnpath_id&".api_get_cidreq(),
'name' => get_lang('NewStep'),
];
if (isset($_REQUEST['updateaudio'])) {
$interbreadcrumb[] = ['url' => '#', 'name' => get_lang('UpdateAllAudioFragments')];
} else {
$interbreadcrumb[] = ['url' => '#', 'name' => get_lang('BasicOverview')];
}
$htmlHeadXtra[] = '<script>'.$learnPath->get_js_dropdown_array().'</script>';
// Theme calls.
$show_learn_path = true;
$lp_theme_css = $learnPath->get_theme();
// POST action handling (uploading mp3, deleting mp3)
if (isset($_POST['save_audio'])) {
// Updating the lp.modified_on
$learnPath->set_modified_on();
$lp_items_to_remove_audio = [];
$tbl_lp_item = Database::get_course_table(TABLE_LP_ITEM);
// Deleting the audio fragments.
foreach ($_POST as $key => $value) {
if (substr($key, 0, 9) === 'removemp3') {
$lp_items_to_remove_audio[] = str_ireplace('removemp3', '', $key);
// Removing the audio from the learning path item.
$in = implode(',', $lp_items_to_remove_audio);
}
}
if (count($lp_items_to_remove_audio) > 0) {
$sql = "UPDATE $tbl_lp_item SET audio = ''
WHERE iid IN (".$in.")";
Database::query($sql);
}
// Create the audio folder if it does not exist yet.
DocumentManager::createDefaultAudioFolder($_course);
// Uploading the audio files.
foreach ($_FILES as $key => $value) {
if (substr($key, 0, 7) === 'mp3file' &&
!empty($_FILES[$key]['tmp_name'])
) {
// The id of the learning path item.
$lp_item_id = str_ireplace('mp3file', '', $key);
// Check if file already exits into document/audio/
$file_name = $_FILES[$key]['name'];
$file_name = stripslashes($file_name);
// Add extension to files without one (if possible).
$file_name = add_ext_on_mime($file_name, $_FILES[$key]['type']);
$clean_name = api_replace_dangerous_char($file_name);
// No "dangerous" files.
$clean_name = disable_dangerous_file($clean_name);
$check_file_path = api_get_path(SYS_COURSE_PATH).$_course['path'].'/document/audio/'.$clean_name;
// If the file exists we generate a new name.
if (file_exists($check_file_path)) {
$filename_components = explode('.', $clean_name);
// Gettting the extension of the file.
$file_extension = $filename_components[count($filename_components) - 1];
// Adding something random to prevent overwriting.
$filename_components[count($filename_components) - 1] = time();
// Reconstructing the new filename.
$clean_name = implode($filename_components).'.'.$file_extension;
// Using the new name in the $_FILES superglobal.
$_FILES[$key]['name'] = $clean_name;
}
// Upload the file in the documents tool.
$filePath = handle_uploaded_document(
$_course,
$_FILES[$key],
api_get_path(SYS_COURSE_PATH).$_course['path'].'/document',
'/audio',
api_get_user_id(),
'',
'',
'',
'',
false
);
// Store the mp3 file in the lp_item table.
$sql = "UPDATE $tbl_lp_item
SET audio = '".Database::escape_string($filePath)."'
WHERE iid = ".(int) $lp_item_id;
Database::query($sql);
}
}
Display::addFlash(Display::return_message(get_lang('ItemUpdated'), 'confirm'));
$url = api_get_self().'?action=add_item&type=step&lp_id='.$learnPath->get_id().'&'.api_get_cidreq();
header('Location: '.$url);
exit;
}
Display::display_header(null, 'Path');
$suredel = trim(get_lang('AreYouSureToDeleteJS'));
?>
<script>
var newOrderData= "";
//source code found in http://www.swartzfager.org/blog/dspNestedList.cfm
$(function() {
<?php
if (!isset($_REQUEST['updateaudio'])) {
?>
$("#lp_item_list").sortable({
items: "li",
handle: ".moved", //only the class "moved"
cursor: "move",
placeholder: "ui-state-highlight" //defines the yellow highlight
});
$("#listSubmit").click(function () {
//Disable the submit button to prevent a double-click
$(this).attr("disabled","disabled");
//Initialize the variable that will contain the data to submit to the form
newOrderData= "";
//All direct descendants of the lp_item_list will have a parentId of 0
var parentId= 0;
//Walk through the direct descendants of the lp_item_list <ul>
$("#lp_item_list").children().each(function () {
/*Only process elements with an id attribute (in order to skip the blank,
unmovable <li> elements.*/
if ($(this).attr("id")) {
/*Build a string of data with the child's ID and parent ID,
using the "|" as a delimiter between the two IDs and the "^"
as a record delimiter (these delimiters were chosen in case the data
involved includes more common delimiters like commas within the content)
*/
newOrderData= newOrderData + $(this).attr("id") + "|" + "0" + "^";
//Determine if this child is a containter
if ($(this).is(".li_container")) {
//Process the child elements of the container
processChildren($(this).attr("id"));
}
}
}); //end of lp_item_list children loop
//Write the newOrderData string out to the listResults form element
//$("#listResults").val(newOrderData);
var order = "new_order="+ newOrderData + "&a=update_lp_item_order";
$.post("<?php echo api_get_path(WEB_AJAX_PATH); ?>lp.ajax.php", order, function(reponse) {
$("#message").html(reponse);
});
setTimeout(function() {
$("#message").html('');
}, 3000);
return false;
}); //end of lp_item_list event assignment
<?php
} ?>
function processChildren(parentId) {
//Loop through the children of the UL element defined by the parentId
var ulParentID= "UL_" + parentId;
$("#" + ulParentID).children().each(function () {
/*Only process elements with an id attribute (in order to skip the blank,
unmovable <li> elements.*/
if ($(this).attr("id")) {
/*Build a string of data with the child's ID and parent ID,
using the "|" as a delimiter between the two IDs and the "^"
as a record delimiter (these delimiters were chosen in case the data
involved includes more common delimiters like commas within the content)
*/
newOrderData= newOrderData + $(this).attr("id") + "|" + parentId + "^";
//Determine if this child is a containter
if ($(this).is(".container")) {
//Process the child elements of the container
processChildren($(this).attr("id"));
}
}
}); //end of children loop
} //end of processChildren function
});
/* <![CDATA[ */
function stripslashes(str) {
str=str.replace(/\\'/g,'\'');
str=str.replace(/\\"/g,'"');
str=str.replace(/\\\\/g,'\\');
str=str.replace(/\\0/g,'\0');
return str;
}
function confirmation(name) {
name=stripslashes(name);
if (confirm("<?php echo $suredel; ?> " + name + " ?")) {
return true;
} else {
return false;
}
}
</script>
<?php
echo $learnPath->build_action_menu();
echo '<div class="row">';
echo '<div class="col-md-4">';
echo $learnPath->return_new_tree(null, true);
echo '</div>';
echo '<div class="col-md-8">';
switch ($_GET['action']) {
case 'edit_item':
if (isset($is_success) && $is_success === true) {
echo Display::return_message(
get_lang('LearnpathItemEdited'),
'confirm'
);
} else {
echo $learnPath->display_edit_item(
$_GET['id'],
$excludeExtraFields
);
}
break;
case 'delete_item':
if (isset($is_success) && $is_success === true) {
echo Display::return_message(
get_lang('LearnpathItemDeleted'),
'confirm'
);
}
break;
}
if (!empty($_GET['updateaudio'])) {
// list of items to add audio files
echo $learnPath->overview();
}
echo '</div>';
echo '</div>';
Display::display_footer();
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