Chamilo is a learning management system focused on ease of use and accessibility
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chamilo-lms/main/inc/lib/moodleexport/ActivityExport.php

254 lines
9.3 KiB

<?php
/* For licensing terms, see /license.txt */
namespace moodleexport;
use Exception;
/**
* Class ActivityExport.
*
* Base class for exporting common activities.
*/
abstract class ActivityExport
{
protected $course;
public function __construct($course)
{
$this->course = $course;
}
/**
* Abstract method for exporting the activity.
* Must be implemented by child classes.
*/
abstract public function export($activityId, $exportDir, $moduleId, $sectionId);
/**
* Get the section ID for a given activity ID.
*/
public function getSectionIdForActivity(int $activityId, string $itemType): int
{
foreach ($this->course->resources[RESOURCE_LEARNPATH] as $learnpath) {
foreach ($learnpath->items as $item) {
if ($item['item_type'] == $itemType && $item['path'] == $activityId) {
return $learnpath->source_id;
}
}
}
return 0;
}
/**
* Prepares the directory for the activity.
*/
protected function prepareActivityDirectory(string $exportDir, string $activityType, int $moduleId): string
{
$activityDir = "{$exportDir}/activities/{$activityType}_{$moduleId}";
if (!is_dir($activityDir)) {
mkdir($activityDir, 0777, true);
}
return $activityDir;
}
/**
* Creates a generic XML file.
*/
protected function createXmlFile(string $fileName, string $xmlContent, string $directory): void
{
$filePath = $directory.'/'.$fileName.'.xml';
if (file_put_contents($filePath, $xmlContent) === false) {
throw new Exception("Error creating {$fileName}.xml");
}
}
/**
* Creates the module.xml file.
*/
protected function createModuleXml(array $data, string $directory): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<module id="'.$data['moduleid'].'" version="2021051700">'.PHP_EOL;
$xmlContent .= ' <modulename>'.$data['modulename'].'</modulename>'.PHP_EOL;
$xmlContent .= ' <sectionid>'.$data['sectionid'].'</sectionid>'.PHP_EOL;
$xmlContent .= ' <sectionnumber>'.$data['sectionnumber'].'</sectionnumber>'.PHP_EOL;
$xmlContent .= ' <idnumber></idnumber>'.PHP_EOL;
$xmlContent .= ' <added>'.time().'</added>'.PHP_EOL;
$xmlContent .= ' <score>0</score>'.PHP_EOL;
$xmlContent .= ' <indent>0</indent>'.PHP_EOL;
$xmlContent .= ' <visible>1</visible>'.PHP_EOL;
$xmlContent .= ' <visibleoncoursepage>1</visibleoncoursepage>'.PHP_EOL;
$xmlContent .= ' <visibleold>1</visibleold>'.PHP_EOL;
$xmlContent .= ' <groupmode>0</groupmode>'.PHP_EOL;
$xmlContent .= ' <groupingid>0</groupingid>'.PHP_EOL;
$xmlContent .= ' <completion>1</completion>'.PHP_EOL;
$xmlContent .= ' <completiongradeitemnumber>$@NULL@$</completiongradeitemnumber>'.PHP_EOL;
$xmlContent .= ' <completionview>0</completionview>'.PHP_EOL;
$xmlContent .= ' <completionexpected>0</completionexpected>'.PHP_EOL;
$xmlContent .= ' <availability>$@NULL@$</availability>'.PHP_EOL;
$xmlContent .= ' <showdescription>0</showdescription>'.PHP_EOL;
$xmlContent .= ' <tags></tags>'.PHP_EOL;
$xmlContent .= '</module>'.PHP_EOL;
$this->createXmlFile('module', $xmlContent, $directory);
}
/**
* Creates the grades.xml file.
*/
protected function createGradesXml(array $data, string $directory): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<activity_gradebook>'.PHP_EOL;
$xmlContent .= ' <grade_items></grade_items>'.PHP_EOL;
$xmlContent .= '</activity_gradebook>'.PHP_EOL;
$this->createXmlFile('grades', $xmlContent, $directory);
}
/**
* Creates the inforef.xml file, referencing users and files associated with the activity.
*/
protected function createInforefXml(array $references, string $directory): void
{
// Start the XML content
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<inforef>'.PHP_EOL;
// Add user references if provided
if (isset($references['users']) && is_array($references['users'])) {
$xmlContent .= ' <userref>'.PHP_EOL;
foreach ($references['users'] as $userId) {
$xmlContent .= ' <user>'.PHP_EOL;
$xmlContent .= ' <id>'.htmlspecialchars($userId).'</id>'.PHP_EOL;
$xmlContent .= ' </user>'.PHP_EOL;
}
$xmlContent .= ' </userref>'.PHP_EOL;
}
// Add file references if provided
if (isset($references['files']) && is_array($references['files'])) {
$xmlContent .= ' <fileref>'.PHP_EOL;
foreach ($references['files'] as $file) {
$xmlContent .= ' <file>'.PHP_EOL;
$xmlContent .= ' <id>'.htmlspecialchars($file['id']).'</id>'.PHP_EOL;
$xmlContent .= ' </file>'.PHP_EOL;
}
$xmlContent .= ' </fileref>'.PHP_EOL;
}
$xmlContent .= '</inforef>'.PHP_EOL;
$this->createXmlFile('inforef', $xmlContent, $directory);
}
/**
* Creates the roles.xml file.
*/
protected function createRolesXml(array $activityData, string $directory): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<roles></roles>'.PHP_EOL;
$this->createXmlFile('roles', $xmlContent, $directory);
}
/**
* Creates the filters.xml file for the activity.
*/
protected function createFiltersXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<filters>'.PHP_EOL;
$xmlContent .= ' <filter_actives>'.PHP_EOL;
$xmlContent .= ' </filter_actives>'.PHP_EOL;
$xmlContent .= ' <filter_configs>'.PHP_EOL;
$xmlContent .= ' </filter_configs>'.PHP_EOL;
$xmlContent .= '</filters>'.PHP_EOL;
$this->createXmlFile('filters', $xmlContent, $destinationDir);
}
/**
* Creates the grade_history.xml file for the activity.
*/
protected function createGradeHistoryXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<grade_history>'.PHP_EOL;
$xmlContent .= ' <grade_grades>'.PHP_EOL;
$xmlContent .= ' </grade_grades>'.PHP_EOL;
$xmlContent .= '</grade_history>'.PHP_EOL;
$this->createXmlFile('grade_history', $xmlContent, $destinationDir);
}
/**
* Creates the completion.xml file.
*/
protected function createCompletionXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<completion>'.PHP_EOL;
$xmlContent .= ' <completiondata>'.PHP_EOL;
$xmlContent .= ' <completion>'.PHP_EOL;
$xmlContent .= ' <timecompleted>0</timecompleted>'.PHP_EOL;
$xmlContent .= ' <completionstate>1</completionstate>'.PHP_EOL;
$xmlContent .= ' </completion>'.PHP_EOL;
$xmlContent .= ' </completiondata>'.PHP_EOL;
$xmlContent .= '</completion>'.PHP_EOL;
$this->createXmlFile('completion', $xmlContent, $destinationDir);
}
/**
* Creates the comments.xml file.
*/
protected function createCommentsXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<comments>'.PHP_EOL;
$xmlContent .= ' <comment>'.PHP_EOL;
$xmlContent .= ' <content>This is a sample comment</content>'.PHP_EOL;
$xmlContent .= ' <author>Professor</author>'.PHP_EOL;
$xmlContent .= ' </comment>'.PHP_EOL;
$xmlContent .= '</comments>'.PHP_EOL;
$this->createXmlFile('comments', $xmlContent, $destinationDir);
}
/**
* Creates the competencies.xml file.
*/
protected function createCompetenciesXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<competencies>'.PHP_EOL;
$xmlContent .= ' <competency>'.PHP_EOL;
$xmlContent .= ' <name>Sample Competency</name>'.PHP_EOL;
$xmlContent .= ' </competency>'.PHP_EOL;
$xmlContent .= '</competencies>'.PHP_EOL;
$this->createXmlFile('competencies', $xmlContent, $destinationDir);
}
/**
* Creates the calendar.xml file.
*/
protected function createCalendarXml(array $activityData, string $destinationDir): void
{
$xmlContent = '<?xml version="1.0" encoding="UTF-8"?>'.PHP_EOL;
$xmlContent .= '<calendar>'.PHP_EOL;
$xmlContent .= ' <event>'.PHP_EOL;
$xmlContent .= ' <name>Due Date</name>'.PHP_EOL;
$xmlContent .= ' <timestart>'.time().'</timestart>'.PHP_EOL;
$xmlContent .= ' </event>'.PHP_EOL;
$xmlContent .= '</calendar>'.PHP_EOL;
$this->createXmlFile('calendar', $xmlContent, $destinationDir);
}
}