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

256 lines
11 KiB

<?php
/* For licensing terms, see /license.txt */
class SessionField extends Model {
public $columns = array('id', 'field_type', 'field_variable', 'field_display_text', 'field_default_value', 'field_order', 'field_visible', 'field_changeable', 'field_filter', 'tms');
public function __construct() {
$this->table = Database::get_main_table(TABLE_MAIN_SESSION_FIELD);
}
public function add_elements($form, $session_id = null) {
if (empty($form)) {
return false;
}
$extra_data = array();
if (!empty($session_id)) {
$extra_data = self::get_session_extra_data($session_id);
if ($form) {
$form->setDefaults($extra_data);
}
}
$extra_fields = self::get_all();
UserManager::set_extra_fields_in_form($form, null, 'session_field', false, false, $extra_fields);
}
public function get_count() {
$row = Database::select('count(*) as count', $this->table, array(), 'first');
return $row['count'];
}
public function get_max_field_order() {
$sql = "SELECT MAX(field_order) FROM {$this->table}";
$res = Database::query($sql);
$order = 0;
if (Database::num_rows($res)>0) {
$row = Database::fetch_row($res);
$order = $row[0]+1;
}
return $order;
}
public function get_session_field_info_by_field_variable($field) {
$field = Database::escape_string($field);
$sql_field = "SELECT * FROM {$this->table} WHERE field_variable = '$field'";
$result = Database::query($sql_field);
if (Database::num_rows($result)) {
$r_field = Database::fetch_array($result, 'ASSOC');
return $r_field;
} else {
return false;
}
}
public function get_all($where_conditions = array()) {
$options = Database::select('*', $this->table, array('where'=>$where_conditions,'order' =>'field_display_text ASC'));
$sesion_field_option = new SessionFieldOption();
if (!empty($options)) {
foreach ($options as &$option) {
$option['options'] = $sesion_field_option->get_field_options_by_field($option['id']);
}
}
return $options;
}
public function get_session_extra_data($session_id) {
if (empty($session_id)) {
return array();
}
$extra_data = array();
$session_fields = self::get_all();
$session_field_values = new SessionFieldValue();
if (!empty($session_fields) > 0) {
foreach ($session_fields as $session_field) {
//if ($session_field['field_type'] == self::USER_FIELD_TYPE_TAG) {
//$tags = self::get_user_tags_to_string($user_id,$row['id'],false);
//$extra_data['extra_'.$row['fvar']] = $tags;
//} else {
$field_value = $session_field_values->get_values_by_session_and_field_id($session_id, $session_field['id']);
if ($field_value) {
$field_value = $field_value['field_value'];
switch ($session_field['field_type']) {
case UserManager::USER_FIELD_TYPE_SELECT_MULTIPLE:
$field_value = split(';', $field_value);
case UserManager::USER_FIELD_TYPE_RADIO:
$extra_data['extra_'.$session_field['field_variable']]['extra_'.$session_field['field_variable']] = $field_value;
break;
default:
$extra_data['extra_'.$session_field['field_variable']] = $field_value;
break;
}
}
//}
}
}
return $extra_data;
}
public function get_field_types() {
$types = UserManager::get_user_field_types();
unset($types[UserManager::USER_FIELD_TYPE_TAG]);
unset($types[UserManager::USER_FIELD_TYPE_SOCIAL_PROFILE]);
return $types;
}
public function get_field_type_by_id($id) {
$types = self::get_field_types();
if (isset($types[$id])) {
return $types[$id];
}
return null;
}
function display() {
// action links
echo '<div class="actions">';
echo '<a href="../admin/index.php">'.Display::return_icon('back.png', get_lang('BackTo').' '.get_lang('PlatformAdmin'),'', ICON_SIZE_MEDIUM).'</a>';
echo '<a href="'.api_get_self().'?action=add">'.Display::return_icon('add_user_fields.png',get_lang('Add'),'', ICON_SIZE_MEDIUM).'</a>';
echo '</div>';
echo Display::grid_html('session_fields');
}
function clean_parameters($params) {
if (!isset($params['field_variable']) || empty($params['field_variable'])) {
$params['field_variable'] = trim(strtolower(str_replace(" ","_", $params['field_display_text'])));
}
if (!isset($params['field_order'])) {
$max_order = self::get_max_field_order();
$params['field_order'] = $max_order;
}
return $params;
}
public function save($params, $show_query = false) {
$session_field_info = self::get_session_field_info_by_field_variable($params['field_variable']);
$params = self::clean_parameters($params);
if ($session_field_info) {
return $session_field_info['id'];
} else {
$id = parent::save($params, $show_query);
if ($id) {
$session_field_option = new SessionFieldOption();
$params['field_id'] = $id;
$session_field_option->save($params);
}
return $id;
}
}
public function return_form($url, $action) {
$form = new FormValidator('session_field', 'post', $url);
// Settting the form elements
$header = get_lang('Add');
if ($action == 'edit') {
$header = get_lang('Modify');
}
$form->addElement('header', $header);
$id = isset($_GET['id']) ? intval($_GET['id']) : '';
$form->addElement('hidden', 'id', $id);
$form->addElement('text', 'field_display_text', get_lang('Name'), array('class' => 'span5'));
// Field type
$types = self::get_field_types();
$form->addElement('select', 'field_type', get_lang('FieldType'), $types, array('id' => 'field_type', 'class' => 'chzn-select', 'data-placeholder' => get_lang('Select')));
$form->addElement('label', get_lang('Example'), '<div id="example">-</div>');
//$form->addElement('advanced_settings','<a class="btn btn-show" id="advanced_parameters" href="javascript://">'.get_lang('AdvancedParameters').'</a>');
//$form->addElement('html','<div id="options" style="display:none">');
$form->addElement('text', 'field_variable', get_lang('FieldLabel'), array('class' => 'span4'));
$form->addElement('text', 'field_options', get_lang('FieldPossibleValues'), array('id' => 'field_options'));
$form->addElement('text', 'field_default_value', get_lang('FieldDefaultValue'), array('id' => 'field_default_value'));
$group = array();
$group[] = $form->createElement('radio', 'field_visible', null, get_lang('Yes'), 1);
$group[] = $form->createElement('radio', 'field_visible', null, get_lang('No'), 0);
$form->addGroup($group, '', get_lang('Visible'), '', false);
$group = array();
$group[] = $form->createElement('radio', 'field_changeable', null, get_lang('Yes'), 1);
$group[] = $form->createElement('radio', 'field_changeable', null, get_lang('No'), 0);
$form->addGroup($group, '', get_lang('FieldChangeability'), '', false);
$group = array();
$group[] = $form->createElement('radio', 'field_filter', null, get_lang('Yes'), 1);
$group[] = $form->createElement('radio', 'field_filter', null, get_lang('No'), 0);
$form->addGroup($group, '', get_lang('FieldFilter'), '', false);
//$form->addElement('html', '</div>');
/*$status_list = $this->get_status_list();
$form->addElement('select', 'status', get_lang('Status'), $status_list);*/
if ($action == 'edit') {
//$form->freeze('created_at');
}
$defaults = array();
if ($action == 'edit') {
// Setting the defaults
$defaults = $this->get($id);
$option = new SessionFieldOption();
$defaults['field_options'] = $option->get_field_options_by_field_to_string($id);
$form->addElement('button', 'submit', get_lang('Modify'), 'class="save"');
} else {
$defaults['field_visible'] = 0;
$defaults['field_changeable'] = 0;
$defaults['field_filter'] = 0;
$form->addElement('button', 'submit', get_lang('Add'), 'class="save"');
}
if (!empty($defaults['created_at'])) {
$defaults['created_at'] = api_convert_and_format_date($defaults['created_at']);
}
if (!empty($defaults['updated_at'])) {
$defaults['updated_at'] = api_convert_and_format_date($defaults['updated_at']);
}
$form->setDefaults($defaults);
// Setting the rules
$form->addRule('field_display_text', get_lang('ThisFieldIsRequired'), 'required');
//$form->addRule('field_variable', get_lang('ThisFieldIsRequired'), 'required');
$form->addRule('field_type', get_lang('ThisFieldIsRequired'), 'required');
return $form;
}
public function update($params) {
$params = self::clean_parameters($params);
if (isset($params['id'])) {
$session_field_option = new SessionFieldOption();
$params['field_id'] = $params['id'];
$session_field_option->save($params);
}
parent::update($params);
}
public function delete($id) {
parent::delete($id);
//event_system(LOG_CAREER_DELETE, LOG_CAREER_ID, $id, api_get_utc_datetime(), api_get_user_id());
}
}