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377 lines
14 KiB
377 lines
14 KiB
<?php //$id: $
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/* For licensing terms, see /dokeos_license.txt */
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/**
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* @package dokeos.glossary
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* @author Christian Fasanando, initial version
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* @author Patrick Cool <patrick.cool@UGent.be>, Ghent University, Belgium, refactoring and tighter integration in Dokeos
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*/
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// name of the language file that needs to be included
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$language_file = array('notebook');
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// including the global dokeos file
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require_once '../inc/global.inc.php';
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// the section (tabs)
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$this_section=SECTION_COURSES;
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// notice for unauthorized people.
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api_protect_course_script(true);
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// including additional libraries
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require_once api_get_path(LIBRARY_PATH).'formvalidator/FormValidator.class.php';
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// additional javascript
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$htmlHeadXtra[] = javascript_notebook();
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// setting the tool constants
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$tool = TOOL_NOTEBOOK;
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// tracking
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event_access_tool(TOOL_NOTEBOOK);
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// tool name
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if ( isset($_GET['action']) && $_GET['action'] == 'addnote')
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{
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$tool = get_lang('NoteAddNew');
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$interbreadcrumb[] = array ("url"=>"index.php", "name"=> get_lang('Notebook'));
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}
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if ( isset($_GET['action']) && $_GET['action'] == 'editnote')
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{
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$tool = get_lang('ModifyNote');
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$interbreadcrumb[] = array ("url"=>"index.php", "name"=> get_lang('Notebook'));
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}
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// displaying the header
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Display::display_header(get_lang(ucfirst($tool)));
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// Tool introduction
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Display::display_introduction_section(TOOL_NOTEBOOK);
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// Action handling: Adding a note
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if (isset($_GET['action']) && $_GET['action'] == 'addnote')
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{
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if (!empty($_GET['isStudentView'])) {
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display_notes();
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exit;
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}
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$_SESSION['notebook_view'] = 'creation_date';
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// initiate the object
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$form = new FormValidator('note','post', api_get_self().'?action='.Security::remove_XSS($_GET['action']));
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// settting the form elements
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$form->addElement('header', '', get_lang('NoteAddNew'));
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$form->addElement('text', 'note_title', get_lang('NoteTitle'),array('size'=>'95'));
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//$form->applyFilter('note_title', 'html_filter');
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$form->addElement('html_editor', 'note_comment', get_lang('NoteComment'), null, api_is_allowed_to_edit()
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? array('ToolbarSet' => 'Notebook', 'Width' => '100%', 'Height' => '300')
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: array('ToolbarSet' => 'NotebookStudent', 'Width' => '100%', 'Height' => '300', 'UserStatus' => 'student')
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);
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$form->addElement('style_submit_button', 'SubmitNote', get_lang('AddNote'), 'class="add"');
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// setting the rules
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$form->addRule('note_title', '<div class="required">'.get_lang('ThisFieldIsRequired'), 'required');
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// The validation or display
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if ( $form->validate() )
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{
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$check = Security::check_token('post');
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if ($check)
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{
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$values = $form->exportValues();
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save_note($values);
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}
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Security::clear_token();
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display_notes();
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}
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else
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{
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echo '<div class="actions">';
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echo '<a href="index.php">'.Display::return_icon('back.png').' '.get_lang('BackToNotesList').'</a>';
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echo '</div>';
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$token = Security::get_token();
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$form->addElement('hidden','sec_token');
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$form->setConstants(array('sec_token' => $token));
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$form->display();
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}
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}
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// Action handling: Editing a note
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else if (isset($_GET['action']) && $_GET['action'] == 'editnote' && is_numeric($_GET['notebook_id']))
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{
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if (!empty($_GET['isStudentView'])) {
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display_notes();
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exit;
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}
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// initiate the object
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$form = new FormValidator('note','post', api_get_self().'?action='.Security::remove_XSS($_GET['action']).'¬ebook_id='.Security::remove_XSS($_GET['notebook_id']));
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// settting the form elements
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$form->addElement('header', '', get_lang('ModifyNote'));
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$form->addElement('hidden', 'notebook_id');
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$form->addElement('text', 'note_title', get_lang('NoteTitle'),array('size'=>'100'));
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//$form->applyFilter('note_title', 'html_filter');
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$form->addElement('html_editor', 'note_comment', get_lang('NoteComment'), null, api_is_allowed_to_edit()
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? array('ToolbarSet' => 'Notebook', 'Width' => '100%', 'Height' => '300')
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: array('ToolbarSet' => 'NotebookStudent', 'Width' => '100%', 'Height' => '300', 'UserStatus' => 'student')
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);
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$form->addElement('style_submit_button', 'SubmitNote', get_lang('ModifyNote'), 'class="save"');
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// setting the defaults
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$defaults = get_note_information(Security::remove_XSS($_GET['notebook_id']));
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$form->setDefaults($defaults);
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// setting the rules
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$form->addRule('note_title', '<div class="required">'.get_lang('ThisFieldIsRequired'), 'required');
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// The validation or display
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if ( $form->validate() )
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{
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$check = Security::check_token('post');
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if ($check)
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{
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$values = $form->exportValues();
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update_note($values);
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}
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Security::clear_token();
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display_notes();
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}
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else
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{
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echo '<div class="actions">';
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echo '<a href="index.php">'.Display::return_icon('back.png').' '.get_lang('BackToNotesList').'</a>';
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echo '</div>';
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$token = Security::get_token();
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$form->addElement('hidden','sec_token');
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$form->setConstants(array('sec_token' => $token));
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$form->display();
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}
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}
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// Action handling: deleting a note
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else if (isset($_GET['action']) && $_GET['action'] == 'deletenote' && is_numeric($_GET['notebook_id']))
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{
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delete_note(Security::remove_XSS($_GET['notebook_id']));
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display_notes();
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}
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// Action handling: changing the view (sorting order)
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else if ($_GET['action'] == 'changeview' AND in_array($_GET['view'],array('creation_date','update_date', 'title')))
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{
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switch ($_GET['view'])
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{
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case 'creation_date':
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if (!$_GET['direction'] OR $_GET['direction'] == 'ASC')
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{
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Display::display_confirmation_message(get_lang('NotesSortedByCreationDateAsc'));
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}
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else
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{
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Display::display_confirmation_message(get_lang('NotesSortedByCreationDateDESC'));
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}
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break;
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case 'update_date':
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if (!$_GET['direction'] OR $_GET['direction'] == 'ASC')
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{
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Display::display_confirmation_message(get_lang('NotesSortedByUpdateDateAsc'));
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}
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else
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{
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Display::display_confirmation_message(get_lang('NotesSortedByUpdateDateDESC'));
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}
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break;
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case 'title':
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if (!$_GET['direction'] OR $_GET['direction'] == 'ASC')
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{
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Display::display_confirmation_message(get_lang('NotesSortedByTitleAsc'));
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}
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else
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{
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Display::display_confirmation_message(get_lang('NotesSortedByTitleDESC'));
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}
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break;
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}
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$_SESSION['notebook_view'] = $_GET['view'];
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display_notes();
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} else {
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display_notes();
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}
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// footer
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Display::display_footer();
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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 unknown
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*
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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* @version januari 2009, dokeos 1.8.6
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*/
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function javascript_notebook()
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{
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return "<script type=\"text/javascript\">
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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 $values
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*
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* @author Christian Fasanando <christian.fasanando@dokeos.com>
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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* @version januari 2009, dokeos 1.8.6
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*/
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function save_note($values) {
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// Database table definition
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$t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
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$sql = "INSERT INTO $t_notebook (user_id, course, session_id, title, description, creation_date,update_date,status)
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VALUES(
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'".Database::escape_string(api_get_user_id())."',
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'".Database::escape_string(api_get_course_id())."',
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'".Database::escape_string($_SESSION['id_session'])."',
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'".Database::escape_string(Security::remove_XSS($values['note_title']))."',
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'".Database::escape_string(Security::remove_XSS(stripslashes(api_html_entity_decode($values['note_comment'])),COURSEMANAGERLOWSECURITY))."',
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'".Database::escape_string(date('Y-m-d H:i:s'))."',
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'".Database::escape_string(date('Y-m-d H:i:s'))."',
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'0')";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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// display the feedback message
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Display::display_confirmation_message(get_lang('NoteAdded'));
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}
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function get_note_information($notebook_id) {
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// Database table definition
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$t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
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$sql = "SELECT 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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FROM $t_notebook
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WHERE notebook_id = '".Database::escape_string($notebook_id)."' ";
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$result = api_sql_query($sql, __FILE__, __LINE__);
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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 $values
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*
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* @author Christian Fasanando <christian.fasanando@dokeos.com>
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* @author Patrick Cool <patrick.cool@ugent.be>, Ghent University, Belgium
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* @version januari 2009, dokeos 1.8.6
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*/
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function update_note($values) {
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// Database table definition
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$t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
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$sql = "UPDATE $t_notebook SET
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user_id = '".Database::escape_string(api_get_user_id())."',
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course = '".Database::escape_string(api_get_course_id())."',
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session_id = '".Database::escape_string($_SESSION['id_session'])."',
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title = '".Database::escape_string(Security::remove_XSS($values['note_title']))."',
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description = '".Database::escape_string(Security::remove_XSS(stripslashes(api_html_entity_decode($values['note_comment'])),COURSEMANAGERLOWSECURITY))."',
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update_date = '".Database::escape_string(date('Y-m-d H:i:s'))."'
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WHERE notebook_id = '".Database::escape_string($values['notebook_id'])."'";
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$result = Database::query($sql, __FILE__, __LINE__);
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// display the feedback message
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Display::display_confirmation_message(get_lang('NoteUpdated'));
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}
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function delete_note($notebook_id) {
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// Database table definition
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$t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
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$sql = "DELETE FROM $t_notebook WHERE notebook_id='".Database::escape_string($notebook_id)."' AND user_id = '".Database::escape_string(api_get_user_id())."'";
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$result = Database::query($sql, __FILE__, __LINE__);
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Display::display_confirmation_message(get_lang('NoteDeleted'));
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}
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function display_notes() {
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if (!$_GET['direction'])
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{
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$sort_direction = 'ASC';
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$link_sort_direction = 'DESC';
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}
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elseif ($_GET['direction'] == 'ASC')
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{
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$sort_direction = 'ASC';
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$link_sort_direction = 'DESC';
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}
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else
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{
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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" style="margin-bottom:20px">';
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//if (api_is_allowed_to_edit())
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//{
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if (!api_is_anonymous()) {
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echo '<a href="index.php?'.api_get_cidreq().'&action=addnote">'.Display::return_icon('filenew.gif',get_lang('NoteAddNew')).get_lang('NoteAddNew').'</a>';
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} else {
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echo '<a href="javascript:void(0)">'.Display::return_icon('filenew.gif',get_lang('NoteAddNew')).get_lang('NoteAddNew').'</a>';
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}
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//}
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echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=creation_date&direction='.$link_sort_direction.'">'.Display::return_icon('calendar_select.gif',get_lang('OrderByCreationDate')).get_lang('OrderByCreationDate').'</a>';
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echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=update_date&direction='.$link_sort_direction.'">'.Display::return_icon('calendar_select.gif',get_lang('OrderByModificationDate')).get_lang('OrderByModificationDate').'</a>';
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echo '<a href="index.php?'.api_get_cidreq().'&action=changeview&view=title&direction='.$link_sort_direction.'">'.Display::return_icon('comment.gif',get_lang('OrderByTitle')).get_lang('OrderByTitle').'</a>';
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echo '</div>';
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if (!in_array($_SESSION['notebook_view'],array('creation_date','update_date', 'title'))) {
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$_SESSION['notebook_view'] = 'creation_date';
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}
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// Database table definition
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$t_notebook = Database :: get_course_table(TABLE_NOTEBOOK);
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$order_by = "";
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if ($_SESSION['notebook_view'] == 'creation_date' || $_SESSION['notebook_view'] == 'update_date') {
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$order_by = " ORDER BY ".$_SESSION['notebook_view']." $sort_direction ";
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} else {
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$order_by = " ORDER BY ".$_SESSION['notebook_view']." $sort_direction ";
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}
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$cond_extra = ($_SESSION['notebook_view']== 'update_date')?" AND update_date <> '0000-00-00 00:00:00'":" ";
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$sql = "SELECT * FROM $t_notebook WHERE user_id = '".Database::escape_string(api_get_user_id())."' $cond_extra $order_by";
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$result = Database::query($sql, __FILE__, __LINE__);
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while ($row = Database::fetch_array($result)) {
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echo '<div class="sectiontitle">';
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echo '<span style="float: right;"> ('.get_lang('CreationDate').': '.date_to_str_ago($row['creation_date']).' <span class="dropbox_date">'.$row['creation_date'].'</span>';
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if ($row['update_date'] <> $row['creation_date']) {
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echo ', '.get_lang('UpdateDate').': '.date_to_str_ago($row['update_date']).' <span class="dropbox_date">'.$row['update_date'].'</span>';
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}
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echo ')</span>';
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echo $row['title'];
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echo '</div>';
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echo '<div class="sectioncomment">'.$row['description'].'</div>';
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echo '<div>';
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echo '<a href="'.api_get_self().'?action=editnote&notebook_id='.$row['notebook_id'].'">'.Display::return_icon('edit.gif', get_lang('Edit')).'</a>';
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echo '<a href="'.api_get_self().'?action=deletenote&notebook_id='.$row['notebook_id'].'" onclick="return confirmation(\''.$row['title'].'\');">'.Display::return_icon('delete.gif', get_lang('Delete')).'</a>';
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echo '</div>';
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}
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return $return;
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}
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?>
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