File: /home/iestorre/moodleAW/moodle03/mod/feedback/item/textfield/lib.php
<?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/>.
defined('MOODLE_INTERNAL') OR die('not allowed');
require_once($CFG->dirroot.'/mod/feedback/item/feedback_item_class.php');
class feedback_item_textfield extends feedback_item_base {
protected $type = "textfield";
private $commonparams;
private $item_form;
private $item;
public function init() {
}
public function build_editform($item, $feedback, $cm) {
global $DB, $CFG;
require_once('textfield_form.php');
//get the lastposition number of the feedback_items
$position = $item->position;
$lastposition = $DB->count_records('feedback_item', array('feedback'=>$feedback->id));
if ($position == -1) {
$i_formselect_last = $lastposition + 1;
$i_formselect_value = $lastposition + 1;
$item->position = $lastposition + 1;
} else {
$i_formselect_last = $lastposition;
$i_formselect_value = $item->position;
}
//the elements for position dropdownlist
$positionlist = array_slice(range(0, $i_formselect_last), 1, $i_formselect_last, true);
$item->presentation = empty($item->presentation) ? '' : $item->presentation;
$size_and_length = explode('|', $item->presentation);
if (isset($size_and_length[0]) AND $size_and_length[0] >= 5) {
$itemsize = $size_and_length[0];
} else {
$itemsize = 30;
}
$itemlength = isset($size_and_length[1]) ? $size_and_length[1] : 5;
$item->itemsize = $itemsize;
$item->itemmaxlength = $itemlength;
//all items for dependitem
$feedbackitems = feedback_get_depend_candidates_for_item($feedback, $item);
$commonparams = array('cmid' => $cm->id,
'id' => isset($item->id) ? $item->id : null,
'typ' => $item->typ,
'items' => $feedbackitems,
'feedback' => $feedback->id);
//build the form
$customdata = array('item' => $item,
'common' => $commonparams,
'positionlist' => $positionlist,
'position' => $position);
$this->item_form = new feedback_textfield_form('edit_item.php', $customdata);
}
//this function only can used after the call of build_editform()
public function show_editform() {
$this->item_form->display();
}
public function is_cancelled() {
return $this->item_form->is_cancelled();
}
public function get_data() {
if ($this->item = $this->item_form->get_data()) {
return true;
}
return false;
}
public function save_item() {
global $DB;
if (!$item = $this->item_form->get_data()) {
return false;
}
if (isset($item->clone_item) AND $item->clone_item) {
$item->id = ''; //to clone this item
$item->position++;
}
$item->hasvalue = $this->get_hasvalue();
if (!$item->id) {
$item->id = $DB->insert_record('feedback_item', $item);
} else {
$DB->update_record('feedback_item', $item);
}
return $DB->get_record('feedback_item', array('id'=>$item->id));
}
//liefert eine Struktur ->name, ->data = array(mit Antworten)
public function get_analysed($item, $groupid = false, $courseid = false) {
global $DB;
$analysed_val = new stdClass();
$analysed_val->data = null;
$analysed_val->name = $item->name;
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
$data = array();
foreach ($values as $value) {
$data[] = str_replace("\n", '<br />', $value->value);
}
$analysed_val->data = $data;
}
return $analysed_val;
}
public function get_printval($item, $value) {
if (!isset($value->value)) {
return '';
}
return $value->value;
}
public function print_analysed($item, $itemnr = '', $groupid = false, $courseid = false) {
$values = feedback_get_group_values($item, $groupid, $courseid);
if ($values) {
echo '<tr><th colspan="2" align="left">';
echo $itemnr.' ('.$item->label.') '.$item->name;
echo '</th></tr>';
foreach ($values as $value) {
echo '<tr><td colspan="2" valign="top" align="left">';
echo '- '.str_replace("\n", '<br />', $value->value);
echo '</td></tr>';
}
}
}
public function excelprint_item(&$worksheet, $row_offset,
$xls_formats, $item,
$groupid, $courseid = false) {
$analysed_item = $this->get_analysed($item, $groupid, $courseid);
$worksheet->write_string($row_offset, 0, $item->label, $xls_formats->head2);
$worksheet->write_string($row_offset, 1, $item->name, $xls_formats->head2);
$data = $analysed_item->data;
if (is_array($data)) {
$worksheet->write_string($row_offset, 2, htmlspecialchars_decode($data[0], ENT_QUOTES), $xls_formats->value_bold);
$row_offset++;
$sizeofdata = count($data);
for ($i = 1; $i < $sizeofdata; $i++) {
$worksheet->write_string($row_offset, 2, htmlspecialchars_decode($data[$i], ENT_QUOTES), $xls_formats->default);
$row_offset++;
}
}
$row_offset++;
return $row_offset;
}
/**
* print the item at the edit-page of feedback
*
* @global object
* @param object $item
* @return void
*/
public function print_item_preview($item) {
global $OUTPUT, $DB;
$align = right_to_left() ? 'right' : 'left';
$strrequiredmark = '<img class="req" title="'.get_string('requiredelement', 'form').'" alt="'.
get_string('requiredelement', 'form').'" src="'.$OUTPUT->pix_url('req') .'" />';
$presentation = explode ("|", $item->presentation);
$requiredmark = ($item->required == 1) ? $strrequiredmark : '';
//print the question and label
$inputname = $item->typ . '_' . $item->id;
echo '<div class="feedback_item_label_'.$align.'">';
echo '<label for="'. $inputname .'">';
echo '('.$item->label.') ';
echo format_text($item->name.$requiredmark, true, false, false);
if ($item->dependitem) {
if ($dependitem = $DB->get_record('feedback_item', array('id'=>$item->dependitem))) {
echo ' <span class="feedback_depend">';
echo '('.$dependitem->label.'->'.$item->dependvalue.')';
echo '</span>';
}
}
echo '</label>';
echo '</div>';
//print the presentation
echo '<div class="feedback_item_presentation_'.$align.'">';
echo '<span class="feedback_item_textfield">';
echo '<input type="text" '.
'id="'.$inputname.'" '.
'name="'.$inputname.'" '.
'size="'.$presentation[0].'" '.
'maxlength="'.$presentation[1].'" '.
'value="" />';
echo '</span>';
echo '</div>';
}
/**
* print the item at the complete-page of feedback
*
* @global object
* @param object $item
* @param string $value
* @param bool $highlightrequire
* @return void
*/
public function print_item_complete($item, $value = '', $highlightrequire = false) {
global $OUTPUT;
$align = right_to_left() ? 'right' : 'left';
$strrequiredmark = '<img class="req" title="'.get_string('requiredelement', 'form').'" alt="'.
get_string('requiredelement', 'form').'" src="'.$OUTPUT->pix_url('req') .'" />';
$presentation = explode ("|", $item->presentation);
$requiredmark = ($item->required == 1) ? $strrequiredmark : '';
//print the question and label
$inputname = $item->typ . '_' . $item->id;
echo '<div class="feedback_item_label_'.$align.'">';
echo '<label for="'. $inputname .'">';
echo format_text($item->name.$requiredmark, true, false, false);
if ($highlightrequire AND $item->required AND strval($value) == '') {
echo '<br class="error"><span id="id_error_'.$inputname.'" class="error"> '.get_string('err_required', 'form').
'</span><br id="id_error_break_'.$inputname.'" class="error" >';
}
echo '</label>';
echo '</div>';
//print the presentation
echo '<div class="feedback_item_presentation_'.$align.'">';
echo '<span class="feedback_item_textfield">';
echo '<input type="text" '.
'id="'.$inputname.'" '.
'name="'.$inputname.'" '.
'size="'.$presentation[0].'" '.
'maxlength="'.$presentation[1].'" '.
'value="'.$value.'" />';
echo '</span>';
echo '</div>';
}
/**
* print the item at the complete-page of feedback
*
* @global object
* @param object $item
* @param string $value
* @return void
*/
public function print_item_show_value($item, $value = '') {
global $OUTPUT;
$align = right_to_left() ? 'right' : 'left';
$strrequiredmark = '<img class="req" title="'.get_string('requiredelement', 'form').'" alt="'.
get_string('requiredelement', 'form').'" src="'.$OUTPUT->pix_url('req') .'" />';
$presentation = explode ("|", $item->presentation);
$requiredmark = ($item->required == 1) ? $strrequiredmark : '';
//print the question and label
echo '<div class="feedback_item_label_'.$align.'">';
echo '('.$item->label.') ';
echo format_text($item->name . $requiredmark, true, false, false);
echo '</div>';
echo $OUTPUT->box_start('generalbox boxalign'.$align);
echo $value ? $value : ' ';
echo $OUTPUT->box_end();
}
public function check_value($value, $item) {
//if the item is not required, so the check is true if no value is given
if ((!isset($value) OR $value == '') AND $item->required != 1) {
return true;
}
if ($value == "") {
return false;
}
return true;
}
public function create_value($data) {
$data = s($data);
return $data;
}
//compares the dbvalue with the dependvalue
//dbvalue is the value put in by the user
//dependvalue is the value that is compared
public function compare_value($item, $dbvalue, $dependvalue) {
if ($dbvalue == $dependvalue) {
return true;
}
return false;
}
public function get_presentation($data) {
return $data->itemsize . '|'. $data->itemmaxlength;
}
public function get_hasvalue() {
return 1;
}
public function can_switch_require() {
return true;
}
public function value_type() {
return PARAM_RAW;
}
public function clean_input_value($value) {
return s($value);
}
}