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moodle/mod/data/field.php
Neill Magill 0b673d9714 MDL-62944 mod_data: Action menu missing from database pages 
The action menu was missing from many of the database activity pages,
which meant that it could not be accessed until enough had been done to
the activity to make the editing tabs that used view.php accessible.
2018-08-31 10:15:32 +01:00

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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* This file is part of the Database module for Moodle
*
* @copyright 2005 Martin Dougiamas http://dougiamas.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @package mod_data
*/
require_once('../../config.php');
require_once('lib.php');
$id = optional_param('id', 0, PARAM_INT); // course module id
$d = optional_param('d', 0, PARAM_INT); // database id
$fid = optional_param('fid', 0 , PARAM_INT); // update field id
$newtype = optional_param('newtype','',PARAM_ALPHA); // type of the new field
$mode = optional_param('mode','',PARAM_ALPHA);
$defaultsort = optional_param('defaultsort', 0, PARAM_INT);
$defaultsortdir = optional_param('defaultsortdir', 0, PARAM_INT);
$cancel = optional_param('cancel', 0, PARAM_BOOL);
if ($cancel) {
$mode = 'list';
}
$url = new moodle_url('/mod/data/field.php');
if ($fid !== 0) {
$url->param('fid', $fid);
}
if ($newtype !== '') {
$url->param('newtype', $newtype);
}
if ($mode !== '') {
$url->param('mode', $mode);
}
if ($defaultsort !== 0) {
$url->param('defaultsort', $defaultsort);
}
if ($defaultsortdir !== 0) {
$url->param('defaultsortdir', $defaultsortdir);
}
if ($cancel !== 0) {
$url->param('cancel', $cancel);
}
if ($id) {
$url->param('id', $id);
$PAGE->set_url($url);
if (! $cm = get_coursemodule_from_id('data', $id)) {
print_error('invalidcoursemodule');
}
if (! $course = $DB->get_record('course', array('id'=>$cm->course))) {
print_error('coursemisconf');
}
if (! $data = $DB->get_record('data', array('id'=>$cm->instance))) {
print_error('invalidcoursemodule');
}
} else {
$url->param('d', $d);
$PAGE->set_url($url);
if (! $data = $DB->get_record('data', array('id'=>$d))) {
print_error('invalidid', 'data');
}
if (! $course = $DB->get_record('course', array('id'=>$data->course))) {
print_error('invalidcoursemodule');
}
if (! $cm = get_coursemodule_from_instance('data', $data->id, $course->id)) {
print_error('invalidcoursemodule');
}
}
require_login($course, true, $cm);
$context = context_module::instance($cm->id);
require_capability('mod/data:managetemplates', $context);
/************************************
* Data Processing *
***********************************/
switch ($mode) {
case 'add': ///add a new field
if (confirm_sesskey() and $fieldinput = data_submitted()){
//$fieldinput->name = data_clean_field_name($fieldinput->name);
/// Only store this new field if it doesn't already exist.
if (($fieldinput->name == '') or data_fieldname_exists($fieldinput->name, $data->id)) {
$displaynoticebad = get_string('invalidfieldname','data');
} else {
/// Check for arrays and convert to a comma-delimited string
data_convert_arrays_to_strings($fieldinput);
/// Create a field object to collect and store the data safely
$type = required_param('type', PARAM_FILE);
$field = data_get_field_new($type, $data);
$field->define_field($fieldinput);
$field->insert_field();
/// Update some templates
data_append_new_field_to_templates($data, $fieldinput->name);
$displaynoticegood = get_string('fieldadded','data');
}
}
break;
case 'update': ///update a field
if (confirm_sesskey() and $fieldinput = data_submitted()){
//$fieldinput->name = data_clean_field_name($fieldinput->name);
if (($fieldinput->name == '') or data_fieldname_exists($fieldinput->name, $data->id, $fieldinput->fid)) {
$displaynoticebad = get_string('invalidfieldname','data');
} else {
/// Check for arrays and convert to a comma-delimited string
data_convert_arrays_to_strings($fieldinput);
/// Create a field object to collect and store the data safely
$field = data_get_field_from_id($fid, $data);
$oldfieldname = $field->field->name;
$field->field->name = $fieldinput->name;
$field->field->description = $fieldinput->description;
$field->field->required = !empty($fieldinput->required) ? 1 : 0;
for ($i=1; $i<=10; $i++) {
if (isset($fieldinput->{'param'.$i})) {
$field->field->{'param'.$i} = $fieldinput->{'param'.$i};
} else {
$field->field->{'param'.$i} = '';
}
}
$field->update_field();
/// Update the templates.
data_replace_field_in_templates($data, $oldfieldname, $field->field->name);
$displaynoticegood = get_string('fieldupdated','data');
}
}
break;
case 'delete': // Delete a field
if (confirm_sesskey()){
if ($confirm = optional_param('confirm', 0, PARAM_INT)) {
// Delete the field completely
if ($field = data_get_field_from_id($fid, $data)) {
$field->delete_field();
// Update the templates.
data_replace_field_in_templates($data, $field->field->name, '');
// Update the default sort field
if ($fid == $data->defaultsort) {
$rec = new stdClass();
$rec->id = $data->id;
$rec->defaultsort = 0;
$rec->defaultsortdir = 0;
$DB->update_record('data', $rec);
}
$displaynoticegood = get_string('fielddeleted', 'data');
}
} else {
data_print_header($course,$cm,$data, false);
// Print confirmation message.
$field = data_get_field_from_id($fid, $data);
echo $OUTPUT->confirm('<strong>'.$field->name().': '.$field->field->name.'</strong><br /><br />'. get_string('confirmdeletefield','data'),
'field.php?d='.$data->id.'&mode=delete&fid='.$fid.'&confirm=1',
'field.php?d='.$data->id);
echo $OUTPUT->footer();
exit;
}
}
break;
case 'sort': // Set the default sort parameters
if (confirm_sesskey()) {
$rec = new stdClass();
$rec->id = $data->id;
$rec->defaultsort = $defaultsort;
$rec->defaultsortdir = $defaultsortdir;
$DB->update_record('data', $rec);
redirect($CFG->wwwroot.'/mod/data/field.php?d='.$data->id, get_string('changessaved'), 2);
exit;
}
break;
default:
break;
}
/// Print the browsing interface
///get the list of possible fields (plugins)
$plugins = core_component::get_plugin_list('datafield');
$menufield = array();
foreach ($plugins as $plugin=>$fulldir){
$menufield[$plugin] = get_string('pluginname', 'datafield_'.$plugin); //get from language files
}
asort($menufield); //sort in alphabetical order
$PAGE->set_title(get_string('course') . ': ' . $course->fullname);
$PAGE->set_heading($course->fullname);
$PAGE->force_settings_menu(true);
$PAGE->set_pagetype('mod-data-field-' . $newtype);
if (($mode == 'new') && (!empty($newtype)) && confirm_sesskey()) { /// Adding a new field
data_print_header($course, $cm, $data,'fields');
$field = data_get_field_new($newtype, $data);
$field->display_edit_field();
} else if ($mode == 'display' && confirm_sesskey()) { /// Display/edit existing field
data_print_header($course, $cm, $data,'fields');
$field = data_get_field_from_id($fid, $data);
$field->display_edit_field();
} else { /// Display the main listing of all fields
data_print_header($course, $cm, $data,'fields');
if (!$DB->record_exists('data_fields', array('dataid'=>$data->id))) {
echo $OUTPUT->notification(get_string('nofieldindatabase','data')); // nothing in database
echo $OUTPUT->notification(get_string('pleaseaddsome','data', 'preset.php?id='.$cm->id)); // link to presets
} else { //else print quiz style list of fields
$table = new html_table();
$table->head = array(
get_string('fieldname', 'data'),
get_string('type', 'data'),
get_string('required', 'data'),
get_string('fielddescription', 'data'),
get_string('action', 'data'),
);
$table->align = array('left','left','left', 'center');
$table->wrap = array(false,false,false,false);
if ($fff = $DB->get_records('data_fields', array('dataid'=>$data->id),'id')){
foreach ($fff as $ff) {
$field = data_get_field($ff, $data);
$baseurl = new moodle_url('/mod/data/field.php', array(
'd' => $data->id,
'fid' => $field->field->id,
'sesskey' => sesskey(),
));
$displayurl = new moodle_url($baseurl, array(
'mode' => 'display',
));
$deleteurl = new moodle_url($baseurl, array(
'mode' => 'delete',
));
$table->data[] = array(
html_writer::link($displayurl, $field->field->name),
$field->image() . '&nbsp;' . $field->name(),
$field->field->required ? get_string('yes') : get_string('no'),
shorten_text($field->field->description, 30),
html_writer::link($displayurl, $OUTPUT->pix_icon('t/edit', get_string('edit'))) .
'&nbsp;' .
html_writer::link($deleteurl, $OUTPUT->pix_icon('t/delete', get_string('delete'))),
);
}
}
echo html_writer::table($table);
}
echo '<div class="fieldadd">';
$popupurl = $CFG->wwwroot.'/mod/data/field.php?d='.$data->id.'&mode=new&sesskey='. sesskey();
echo $OUTPUT->single_select(new moodle_url($popupurl), 'newtype', $menufield, null, array('' => 'choosedots'),
'fieldform', array('label' => get_string('newfield', 'data')));
echo $OUTPUT->help_icon('newfield', 'data');
echo '</div>';
echo '<div class="sortdefault">';
echo '<form id="sortdefault" action="'.$CFG->wwwroot.'/mod/data/field.php" method="get">';
echo '<div>';
echo '<input type="hidden" name="d" value="'.$data->id.'" />';
echo '<input type="hidden" name="mode" value="sort" />';
echo '<input type="hidden" name="sesskey" value="'.sesskey().'" />';
echo '<label for="defaultsort">'.get_string('defaultsortfield','data').'</label>';
echo '<select id="defaultsort" name="defaultsort" class="custom-select">';
if ($fields = $DB->get_records('data_fields', array('dataid'=>$data->id))) {
echo '<optgroup label="'.get_string('fields', 'data').'">';
foreach ($fields as $field) {
if ($data->defaultsort == $field->id) {
echo '<option value="'.$field->id.'" selected="selected">'.$field->name.'</option>';
} else {
echo '<option value="'.$field->id.'">'.$field->name.'</option>';
}
}
echo '</optgroup>';
}
$options = array();
$options[DATA_TIMEADDED] = get_string('timeadded', 'data');
// TODO: we will need to change defaultsort db to unsinged to make these work in 2.0
/* $options[DATA_TIMEMODIFIED] = get_string('timemodified', 'data');
$options[DATA_FIRSTNAME] = get_string('authorfirstname', 'data');
$options[DATA_LASTNAME] = get_string('authorlastname', 'data');
if ($data->approval and has_capability('mod/data:approve', $context)) {
$options[DATA_APPROVED] = get_string('approved', 'data');
}*/
echo '<optgroup label="'.get_string('other', 'data').'">';
foreach ($options as $key => $name) {
if ($data->defaultsort == $key) {
echo '<option value="'.$key.'" selected="selected">'.$name.'</option>';
} else {
echo '<option value="'.$key.'">'.$name.'</option>';
}
}
echo '</optgroup>';
echo '</select>';
$options = array(0 => get_string('ascending', 'data'),
1 => get_string('descending', 'data'));
echo html_writer::label(get_string('sortby'), 'menudefaultsortdir', false, array('class' => 'accesshide'));
echo html_writer::select($options, 'defaultsortdir', $data->defaultsortdir, false, array('class' => 'custom-select'));
echo '<input type="submit" class="btn btn-secondary m-l-1" value="'.get_string('save', 'data').'" />';
echo '</div>';
echo '</form>';
echo '</div>';
}
/// Finish the page
echo $OUTPUT->footer();
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