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324
main/inc/lib/notebook.lib.php
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324
main/inc/lib/notebook.lib.php
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<?php
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/* For licensing terms, see /license.txt */
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use ChamiloSession as Session;
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/**
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* This class provides methods for the notebook management.
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* Include/require it in your code to use its features.
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*
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* @author Carlos Vargas <litox84@gmail.com>, move code of main/notebook up here
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*/
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class NotebookManager
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{
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/**
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* Constructor.
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*/
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public function __construct()
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{
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}
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/**
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* a little bit of javascript to display a prettier warning when deleting a note.
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*
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* @return string
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*
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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*
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* @version januari 2009, dokeos 1.8.6
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*/
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public static function javascript_notebook()
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{
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return "<script>
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function confirmation (name)
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{
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if (confirm(\" ".get_lang("NoteConfirmDelete")." \"+ name + \" ?\"))
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{return true;}
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else
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{return false;}
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}
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</script>";
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}
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/**
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* This functions stores the note in the database.
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*
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* @param array $values
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* @param int $userId Optional. The user ID
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* @param int $courseId Optional. The course ID
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* @param int $sessionId Optional. The session ID
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*
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* @return bool
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*
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* @author Christian Fasanando <christian.fasanando@dokeos.com>
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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*
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* @version januari 2009, dokeos 1.8.6
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*/
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public static function save_note($values, $userId = 0, $courseId = 0, $sessionId = 0)
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{
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if (!is_array($values) || empty($values['note_title'])) {
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return false;
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}
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// Database table definition
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$table = Database::get_course_table(TABLE_NOTEBOOK);
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$userId = $userId ?: api_get_user_id();
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$courseId = $courseId ?: api_get_course_int_id();
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$courseInfo = api_get_course_info_by_id($courseId);
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$courseCode = $courseInfo['code'];
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$sessionId = $sessionId ?: api_get_session_id();
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$now = api_get_utc_datetime();
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$params = [
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'notebook_id' => 0,
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'c_id' => $courseId,
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'user_id' => $userId,
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'course' => $courseCode,
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'session_id' => $sessionId,
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'title' => $values['note_title'],
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'description' => $values['note_comment'],
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'creation_date' => $now,
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'update_date' => $now,
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'status' => 0,
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];
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$id = Database::insert($table, $params);
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if ($id > 0) {
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$sql = "UPDATE $table SET notebook_id = $id WHERE iid = $id";
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Database::query($sql);
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//insert into item_property
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api_item_property_update(
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$courseInfo,
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TOOL_NOTEBOOK,
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$id,
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'NotebookAdded',
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$userId
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);
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return $id;
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}
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}
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/**
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* @param int $notebook_id
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*
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* @return array
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*/
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public static function get_note_information($notebook_id)
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{
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if (empty($notebook_id)) {
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return [];
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}
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// Database table definition
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$table = Database::get_course_table(TABLE_NOTEBOOK);
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$course_id = api_get_course_int_id();
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$notebook_id = (int) $notebook_id;
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$sql = "SELECT
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user_id,
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notebook_id AS notebook_id,
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title AS note_title,
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description AS note_comment,
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session_id AS session_id
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FROM $table
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WHERE c_id = $course_id AND notebook_id = '".$notebook_id."' ";
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$result = Database::query($sql);
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if (Database::num_rows($result) != 1) {
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return [];
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}
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return Database::fetch_array($result);
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}
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/**
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* This functions updates the note in the database.
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*
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* @param array $values
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*
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* @author Christian Fasanando <christian.fasanando@dokeos.com>
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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*
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* @return bool
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*
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* @version januari 2009, dokeos 1.8.6
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*/
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public static function update_note($values)
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{
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if (!is_array($values) || empty($values['note_title'])) {
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return false;
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}
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// Database table definition
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$table = Database::get_course_table(TABLE_NOTEBOOK);
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$course_id = api_get_course_int_id();
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$sessionId = api_get_session_id();
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$params = [
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'user_id' => api_get_user_id(),
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'course' => api_get_course_id(),
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'session_id' => $sessionId,
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'title' => $values['note_title'],
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'description' => $values['note_comment'],
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'update_date' => api_get_utc_datetime(),
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];
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Database::update(
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$table,
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$params,
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[
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'c_id = ? AND notebook_id = ?' => [
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$course_id,
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$values['notebook_id'],
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],
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]
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);
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// update item_property (update)
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api_item_property_update(
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api_get_course_info(),
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TOOL_NOTEBOOK,
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$values['notebook_id'],
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'NotebookUpdated',
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api_get_user_id()
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);
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return true;
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}
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/**
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* @param int $notebook_id
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*
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* @return bool
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*/
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public static function delete_note($notebook_id)
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{
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$notebook_id = (int) $notebook_id;
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if (empty($notebook_id)) {
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return false;
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}
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// Database table definition
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$table = Database::get_course_table(TABLE_NOTEBOOK);
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$course_id = api_get_course_int_id();
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$sql = "DELETE FROM $table
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WHERE
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c_id = $course_id AND
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notebook_id='".$notebook_id."' AND
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user_id = '".api_get_user_id()."'";
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$result = Database::query($sql);
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$affected_rows = Database::affected_rows($result);
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if ($affected_rows != 1) {
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return false;
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}
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// Update item_property (delete)
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api_item_property_update(
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api_get_course_info(),
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TOOL_NOTEBOOK,
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$notebook_id,
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'delete',
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api_get_user_id()
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);
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return true;
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}
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/**
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* Display notes.
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*/
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public static function display_notes()
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{
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$cidReq = api_get_cidreq();
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$sessionId = api_get_session_id();
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$_user = api_get_user_info();
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if (!isset($_GET['direction'])) {
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$sort_direction = 'ASC';
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$link_sort_direction = 'DESC';
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} elseif ($_GET['direction'] == 'ASC') {
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$sort_direction = 'ASC';
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$link_sort_direction = 'DESC';
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} else {
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$sort_direction = 'DESC';
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$link_sort_direction = 'ASC';
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}
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// action links
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echo '<div class="actions">';
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if (!api_is_anonymous()) {
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if ($sessionId == 0 || api_is_allowed_to_session_edit(false, true)) {
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echo '<a href="index.php?'.$cidReq.'&action=addnote">'.
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Display::return_icon('new_note.png', get_lang('NoteAddNew'), '', '32').'</a>';
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}
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}
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echo '<a href="index.php?'.$cidReq.'&action=changeview&view=creation_date&direction='.$link_sort_direction.'">'.
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Display::return_icon('notes_order_by_date_new.png', get_lang('OrderByCreationDate'), '', '32').'</a>';
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echo '<a href="index.php?'.$cidReq.'&action=changeview&view=update_date&direction='.$link_sort_direction.'">'.
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Display::return_icon('notes_order_by_date_mod.png', get_lang('OrderByModificationDate'), '', '32').'</a>';
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echo '<a href="index.php?'.$cidReq.'&action=changeview&view=title&direction='.$link_sort_direction.'">'.
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Display::return_icon('notes_order_by_title.png', get_lang('OrderByTitle'), '', '32').'</a>';
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echo '</div>';
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$notebookView = Session::read('notebook_view');
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if (empty($notebookView)) {
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$notebookView = 'creation_date';
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}
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if (!in_array($notebookView, ['creation_date', 'update_date', 'title'])) {
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Session::write('notebook_view', 'creation_date');
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}
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// Database table definition
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$table = Database::get_course_table(TABLE_NOTEBOOK);
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$order_by = " ORDER BY `$notebookView` $sort_direction ";
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// Condition for the session
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$condition_session = api_get_session_condition($sessionId);
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$cond_extra = $notebookView === 'update_date' ? " AND update_date <> ''" : ' ';
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$course_id = api_get_course_int_id();
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$sql = "SELECT * FROM $table
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WHERE
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c_id = $course_id AND
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user_id = '".api_get_user_id()."'
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$condition_session
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$cond_extra $order_by
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";
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$result = Database::query($sql);
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$iconEdit = Display::return_icon('edit.png', get_lang('Edit'));
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$iconDelete = Display::return_icon('delete.png', get_lang('Delete'));
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while ($row = Database::fetch_array($result)) {
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// Validation when belongs to a session
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$session_img = api_get_session_image($row['session_id'], $_user['status']);
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$updateValue = '';
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if ($row['update_date'] != $row['creation_date']) {
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$updateValue = ', '.get_lang('UpdateDate').': '.Display::dateToStringAgoAndLongDate($row['update_date']);
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}
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$actions = Display::url(
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$iconEdit,
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api_get_self().'?action=editnote¬ebook_id='.$row['notebook_id'].'&'.$cidReq
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);
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$actions .= Display::url(
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$iconDelete,
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api_get_self().'?action=deletenote¬ebook_id='.$row['notebook_id'].'&'.$cidReq,
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['onclick' => 'return confirmation(\''.$row['title'].'\');']
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);
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echo Display::panel(
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Security::remove_XSS($row['description']),
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Security::remove_XSS($row['title']).$session_img.
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' <div class="pull-right">'.$actions.'</div>',
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get_lang('CreationDate').': '.Display::dateToStringAgoAndLongDate($row['creation_date']).
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$updateValue
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);
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}
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}
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}
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