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660 lines
22 KiB
660 lines
22 KiB
12 years ago
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<?php
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/* For licensing terms, see /license.txt */
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/**
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* Declaration of the ExtraFieldOption class
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*/
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/**
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* Handles the extra fields for various objects (users, sessions, courses)
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*/
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class ExtraFieldOption extends Model
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{
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public $columns = array(
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'id', 'field_id', 'option_value', 'option_display_text', 'option_order', 'priority', 'priority_message', 'tms'
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);
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/**
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* Gets the table for the type of object for which we are using an extra field
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* @param string Type of object (course, user or session)
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*/
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public function __construct($type)
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{
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$this->type = $type;
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switch ($this->type) {
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case 'course':
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$this->table = Database::get_main_table(TABLE_MAIN_COURSE_FIELD_OPTIONS);
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break;
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case 'user':
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$this->table = Database::get_main_table(TABLE_MAIN_USER_FIELD_OPTIONS);
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break;
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case 'session':
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$this->table = Database::get_main_table(TABLE_MAIN_SESSION_FIELD_OPTIONS);
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break;
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case 'question':
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$this->table = Database::get_main_table(TABLE_MAIN_QUESTION_FIELD_OPTIONS);
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break;
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case 'lp':
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$this->table = Database::get_main_table(TABLE_MAIN_LP_FIELD_OPTIONS);
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break;
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}
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}
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/**
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* Gets the number of options already available in the table for this item type
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* @return int Number of options available
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* @assert () >= 0
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*/
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public function get_count()
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{
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$row = Database::select('count(*) as count', $this->table, array(), 'first');
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return $row['count'];
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}
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/**
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* Gets the number of options available for this field
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* @param int Field ID
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* @return int Number of options
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* @assert ('') === false
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* @assert (-1) == 0
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* @assert (0) == 0
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*/
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public function get_count_by_field_id($field_id)
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{
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if (empty($field_id)) {
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return false;
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}
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$row = Database::select(
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'count(*) as count',
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$this->table,
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array('where' => array('field_id = ?' => $field_id)),
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'first'
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);
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return $row['count'];
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}
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/**
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* Returns a list of options for a specific field, separated by ";"
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* @param int Field ID
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* @param bool Indicates whether we want the results to be given with their id
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* @param string Order by clause (without the "order by") to be added to the SQL query
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* @return string List of options separated by ;
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* @assert (-1, false, null) == ''
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*/
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public function get_field_options_to_string($field_id, $add_id_in_array = false, $ordered_by = null)
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{
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$options = self::get_field_options_by_field($field_id, $add_id_in_array, $ordered_by);
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$new_options = array();
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if (!empty($options)) {
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foreach ($options as $option) {
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$new_options[] = $option['option_value'].':'.$option['option_display_text'];
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}
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$string = implode(';', $new_options);
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return $string;
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}
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return '';
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}
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/**
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* Delete all the options of a specific field
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* @param int Field ID
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* @result void
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* @assert (-1) === false
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*/
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public function delete_all_options_by_field_id($field_id)
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{
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$field_id = intval($field_id);
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$sql = "DELETE FROM {$this->table} WHERE field_id = $field_id";
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$r = Database::query($sql);
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return $r;
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}
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/**
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* @param array $params
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*
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* @return int
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*/
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public function saveOptions($params, $show_query = false)
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{
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$optionInfo = self::get_field_option_by_field_and_option($params['field_id'], $params['option_value']);
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// Use URLify only for new items
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//$optionValue = URLify::filter($params['option_value']);
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$optionValue = replace_dangerous_char($params['option_value']);
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$option = $params['option_value'];
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if ($optionInfo == false) {
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$order = self::get_max_order($params['field_id']);
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$new_params = array(
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'field_id' => $params['field_id'],
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'option_value' => trim($optionValue),
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'option_display_text' => trim($option),
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'option_order' => $order,
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'tms' => api_get_utc_datetime(),
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);
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return parent::save($new_params, $show_query);
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}
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return false;
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}
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/**
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* Saves an option into the corresponding *_field_options table
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* @param array Parameters to be considered for the insertion
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* @param bool Whether to show the query (sent to the parent save() method)
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* @return bool True on success, false on error
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* @assert (array('field_id'=>0), false) === false
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* @assert (array('field_id'=>1), false) === true
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*/
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public function save($params, $show_query = false)
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{
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$field_id = intval($params['field_id']);
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if (empty($field_id)) {
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return false;
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}
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$time = api_get_utc_datetime();
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if (!empty($params['field_options']) &&
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in_array(
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$params['field_type'],
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array(
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ExtraField::FIELD_TYPE_RADIO,
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ExtraField::FIELD_TYPE_SELECT,
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ExtraField::FIELD_TYPE_SELECT_MULTIPLE,
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ExtraField::FIELD_TYPE_DOUBLE_SELECT
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)
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)
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) {
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if ($params['field_type'] == ExtraField::FIELD_TYPE_DOUBLE_SELECT) {
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//$params['field_options'] = France:Paris;Bretagne;Marseilles;Lyon|Belgique:Bruxelles;Namur;Liège;Bruges|Peru:Lima;Piura;
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$options_parsed = ExtraField::extra_field_double_select_convert_string_to_array(
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$params['field_options']
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);
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if (!empty($options_parsed)) {
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foreach ($options_parsed as $key => $option) {
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$sub_options = $option['options'];
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$new_params = array(
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'field_id' => $field_id,
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'option_value' => 0,
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'option_display_text' => $option['label'],
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'option_order' => 0,
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'tms' => $time,
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);
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// Looking if option already exists:
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$option_info = self::get_field_option_by_field_id_and_option_display_text(
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$field_id,
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$option['label']
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);
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if (empty($option_info)) {
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$sub_id = parent::save($new_params, $show_query);
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} else {
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$sub_id = $option_info['id'];
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$new_params['id'] = $sub_id;
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parent::update($new_params, $show_query);
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}
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foreach ($sub_options as $sub_option) {
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if (!empty($sub_option)) {
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$new_params = array(
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'field_id' => $field_id,
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'option_value' => $sub_id,
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'option_display_text' => $sub_option,
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'option_order' => 0,
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'tms' => $time,
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);
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$option_info = self::get_field_option_by_field_id_and_option_display_text_and_option_value(
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$field_id,
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$sub_option,
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$sub_id
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);
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if (empty($option_info)) {
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parent::save($new_params, $show_query);
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} else {
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$new_params['id'] = $option_info['id'];
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parent::update($new_params, $show_query);
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}
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}
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}
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}
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}
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$list = array();
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} else {
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$list = explode(';', $params['field_options']);
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}
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if (!empty($list)) {
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foreach ($list as $option) {
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$option_info = self::get_field_option_by_field_and_option($field_id, $option);
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// Use URLify only for new items
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$optionValue = URLify::filter($option);
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$option = trim($option);
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if ($option_info == false) {
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$order = self::get_max_order($field_id);
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$new_params = array(
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'field_id' => $field_id,
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'option_value' => trim($optionValue),
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'option_display_text' => trim($option),
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'option_order' => $order,
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'tms' => $time,
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);
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parent::save($new_params, $show_query);
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}
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}
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}
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}
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return true;
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}
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/**
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* Save one option item at a time
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* @param array Parameters specific to the option
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* @param bool Whether to show the query (sent to parent save() method)
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* @param bool Whether to insert even if the option already exists
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* @return bool True on success, false on failure
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* @assert (array('field_id'=>0),false) === false
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* @assert (array('field_id'=>0),false) === true
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*/
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public function save_one_item($params, $show_query = false, $insert_repeated = true)
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{
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$field_id = intval($params['field_id']);
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if (empty($field_id)) {
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return false;
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}
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if (isset($params['option_value'])) {
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$params['option_value'] = trim($params['option_value']);
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}
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if (isset($params['option_display_text'])) {
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$params['option_display_text'] = trim($params['option_display_text']);
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}
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$params['tms'] = api_get_utc_datetime();
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if (empty($params['option_order'])) {
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$order = self::get_max_order($field_id);
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$params['option_order'] = $order;
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}
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if ($insert_repeated) {
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parent::save($params, $show_query);
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} else {
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$check = self::get_field_option_by_field_and_option($field_id, $params['option_value']);
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if ($check == false) {
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parent::save($params, $show_query);
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}
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}
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return true;
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}
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/**
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* Get the complete row of a specific option of a specific field
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* @param int Field ID
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* @param string Value of the option
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* @return mixed The row on success or false on failure
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* @assert (0,'') === false
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*/
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public function get_field_option_by_field_and_option($field_id, $option_value)
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{
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$field_id = intval($field_id);
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$option_value = Database::escape_string($option_value);
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$sql = "SELECT * FROM {$this->table}
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WHERE field_id = $field_id AND option_value = '".$option_value."'";
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$result = Database::query($sql);
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if (Database::num_rows($result) > 0) {
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return Database::store_result($result, 'ASSOC');
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}
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return false;
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}
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/**
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* Get the complete row of a specific option's display text of a specific field
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* @param int Field ID
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* @param string Display value of the option
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* @return mixed The row on success or false on failure
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* @assert (0, '') === false
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*/
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public function get_field_option_by_field_id_and_option_display_text($field_id, $option_display_text)
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{
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$field_id = intval($field_id);
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$option_display_text = Database::escape_string($option_display_text);
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$sql = "SELECT * FROM {$this->table}
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WHERE field_id = $field_id AND option_display_text = '".$option_display_text."'";
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$result = Database::query($sql);
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if (Database::num_rows($result) > 0) {
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return Database::fetch_array($result, 'ASSOC');
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}
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return false;
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}
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/**
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* Get the complete row of a specific option's display text of a specific field
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* @param int Field ID
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* @param string Display value of the option
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* @param string Value of the option
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* @return mixed The row on success or false on failure
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* @assert (0, '', '') === false
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*/
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public function get_field_option_by_field_id_and_option_display_text_and_option_value(
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$field_id,
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$option_display_text,
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$option_value
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) {
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$field_id = intval($field_id);
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$option_display_text = Database::escape_string($option_display_text);
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$option_value = Database::escape_string($option_value);
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$sql = "SELECT * FROM {$this->table}
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WHERE
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field_id = $field_id AND
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option_display_text = '".$option_display_text."' AND
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option_value = '$option_value'";
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$result = Database::query($sql);
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if (Database::num_rows($result) > 0) {
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return Database::fetch_array($result, 'ASSOC');
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}
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return false;
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}
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/**
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||
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* Gets an array of options for a specific field
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||
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* @param int The field ID
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||
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* @param bool Whether to add the row ID in the result
|
||
|
|
* @param string Extra ordering query bit
|
||
|
|
* @result mixed Row on success, false on failure
|
||
|
|
* @assert (0, '') === false
|
||
|
|
*/
|
||
|
|
public function get_field_options_by_field($field_id, $add_id_in_array = false, $ordered_by = null)
|
||
|
|
{
|
||
|
|
$field_id = intval($field_id);
|
||
|
|
|
||
|
|
$sql = "SELECT * FROM {$this->table} WHERE field_id = $field_id ";
|
||
|
|
|
||
|
|
if (!empty($ordered_by)) {
|
||
|
|
$sql .= " ORDER BY $ordered_by ";
|
||
|
|
}
|
||
|
|
$result = Database::query($sql);
|
||
|
|
if (Database::num_rows($result) > 0) {
|
||
|
|
if ($add_id_in_array) {
|
||
|
|
$options = array();
|
||
|
|
while ($row = Database::fetch_array($result, 'ASSOC')) {
|
||
|
|
$options[$row['id']] = $row;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $options;
|
||
|
|
} else {
|
||
|
|
return Database::store_result($result, 'ASSOC');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get options for a specific field as array or in JSON format suited for the double-select format
|
||
|
|
* @param int Field ID
|
||
|
|
* @param int Option value ID
|
||
|
|
* @param bool Return format (whether it should be formatted to JSON or not)
|
||
|
|
* @return mixed Row/JSON on success
|
||
|
|
*/
|
||
|
|
public function get_second_select_field_options_by_field($field_id, $option_value_id, $to_json = false)
|
||
|
|
{
|
||
|
|
$field_id = intval($field_id);
|
||
|
|
$option_value_id = intval($option_value_id);
|
||
|
|
$options = array();
|
||
|
|
$sql = "SELECT * FROM {$this->table}
|
||
|
|
WHERE field_id = $field_id AND option_value = $option_value_id
|
||
|
|
ORDER BY option_display_text";
|
||
|
|
$result = Database::query($sql);
|
||
|
|
if (Database::num_rows($result) > 0) {
|
||
|
|
$options = Database::store_result($result, 'ASSOC');
|
||
|
|
}
|
||
|
|
|
||
|
|
if ($to_json) {
|
||
|
|
$string = null;
|
||
|
|
if (!empty($options)) {
|
||
|
|
$array = array();
|
||
|
|
foreach ($options as $option) {
|
||
|
|
$array[$option['id']] = $option['option_display_text'];
|
||
|
|
}
|
||
|
|
$string = json_encode($array);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $string;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $options;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get options for a specific field as string split by ;
|
||
|
|
* @param int Field ID
|
||
|
|
* @param string Extra query bit for reordering
|
||
|
|
* @return string HTML string of options
|
||
|
|
* @assert (0, '') === null
|
||
|
|
*/
|
||
|
|
public function get_field_options_by_field_to_string($field_id, $ordered_by = null)
|
||
|
|
{
|
||
|
|
$field = new ExtraField($this->type);
|
||
|
|
$field_info = $field->get($field_id);
|
||
|
|
$options = self::get_field_options_by_field($field_id, false, $ordered_by);
|
||
|
|
$elements = array();
|
||
|
|
if (!empty($options)) {
|
||
|
|
switch ($field_info['field_type']) {
|
||
|
|
case ExtraField::FIELD_TYPE_DOUBLE_SELECT:
|
||
|
|
$html = ExtraField::extra_field_double_select_convert_array_to_string($options);
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
foreach ($options as $option) {
|
||
|
|
$elements[] = $option['option_value'];
|
||
|
|
}
|
||
|
|
$html = implode(';', $elements);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $html;
|
||
|
|
}
|
||
|
|
|
||
|
|
return null;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the maximum order value for a specific field
|
||
|
|
* @param int Field ID
|
||
|
|
* @return int Current max ID + 1 (we start from 0)
|
||
|
|
* @assert (0, '') === 1
|
||
|
|
*/
|
||
|
|
public function get_max_order($field_id)
|
||
|
|
{
|
||
|
|
$field_id = intval($field_id);
|
||
|
|
$sql = "SELECT MAX(option_order) FROM {$this->table} WHERE field_id = $field_id";
|
||
|
|
$res = Database::query($sql);
|
||
|
|
$max = 1;
|
||
|
|
if (Database::num_rows($res) > 0) {
|
||
|
|
$row = Database::fetch_array($res);
|
||
|
|
$max = $row[0] + 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $max;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Update the option using the given params
|
||
|
|
* @param array $params data to be saved
|
||
|
|
*/
|
||
|
|
public function update($params)
|
||
|
|
{
|
||
|
|
parent::update($params);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Display a form with the options for the field_id given in REQUEST
|
||
|
|
* @return void Prints output
|
||
|
|
*/
|
||
|
|
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>';
|
||
|
|
$field_id = isset($_REQUEST['field_id']) ? intval($_REQUEST['field_id']) : null;
|
||
|
|
echo '<a href="'.api_get_self(
|
||
|
|
).'?action=add&type='.$this->type.'&field_id='.$field_id.'">'.Display::return_icon(
|
||
|
|
'add_user_fields.png',
|
||
|
|
get_lang('Add'),
|
||
|
|
'',
|
||
|
|
ICON_SIZE_MEDIUM
|
||
|
|
).'</a>';
|
||
|
|
echo '</div>';
|
||
|
|
echo Display::grid_html('extra_field_options');
|
||
|
|
}
|
||
|
|
|
||
|
|
public function getPriorityOptions()
|
||
|
|
{
|
||
|
|
return array(
|
||
|
|
'' => get_lang('SelectAnOption'),
|
||
|
|
1 => get_lang('Success'),
|
||
|
|
2 => get_lang('Info'),
|
||
|
|
3 => get_lang('Warning'),
|
||
|
|
4 => get_lang('Error'),
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
public function getPriorityMessageType($priority)
|
||
|
|
{
|
||
|
|
switch ($priority) {
|
||
|
|
case 1:
|
||
|
|
return 'success';
|
||
|
|
case 2:
|
||
|
|
return 'info';
|
||
|
|
case 3:
|
||
|
|
return 'warning';
|
||
|
|
case 4:
|
||
|
|
return 'error';
|
||
|
|
}
|
||
|
|
return null;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Returns an HTML form for the current field
|
||
|
|
* @param string URL to send the form to (action=...)
|
||
|
|
* @param string Type of action to offer through the form (edit, usually)
|
||
|
|
* @return string HTML form
|
||
|
|
*/
|
||
|
|
public function return_form($url, $action)
|
||
|
|
{
|
||
|
|
$form_name = $this->type.'_field';
|
||
|
|
$form = new FormValidator($form_name, '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('hidden', 'type', $this->type);
|
||
|
|
$form->addElement('hidden', 'field_id', $this->field_id);
|
||
|
|
|
||
|
|
$form->addElement('text', 'option_display_text', get_lang('Name'), array('class' => 'span5'));
|
||
|
|
$form->addElement('text', 'option_value', get_lang('Value'), array('class' => 'span5'));
|
||
|
|
$form->addElement('text', 'option_order', get_lang('Order'), array('class' => 'span2'));
|
||
|
|
$form->addElement('select', 'priority', get_lang('Priority'), $this->getPriorityOptions());
|
||
|
|
$form->addElement('textarea', 'priority_message', get_lang('PriorityMessage'));
|
||
|
|
|
||
|
|
$defaults = array();
|
||
|
|
|
||
|
|
if ($action == 'edit') {
|
||
|
|
// Setting the defaults
|
||
|
|
$defaults = $this->get($id);
|
||
|
|
$form->freeze('option_value');
|
||
|
|
$form->addElement('button', 'submit', get_lang('Modify'), 'class="save"');
|
||
|
|
} else {
|
||
|
|
$form->addElement('button', 'submit', get_lang('Add'), 'class="save"');
|
||
|
|
}
|
||
|
|
|
||
|
|
$form->setDefaults($defaults);
|
||
|
|
|
||
|
|
// Setting the rules
|
||
|
|
$form->addRule('option_display_text', get_lang('ThisFieldIsRequired'), 'required');
|
||
|
|
//$form->addRule('field_variable', get_lang('ThisFieldIsRequired'), 'required');
|
||
|
|
$form->addRule('option_value', get_lang('ThisFieldIsRequired'), 'required');
|
||
|
|
|
||
|
|
return $form;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $tag
|
||
|
|
* @param int $field_id
|
||
|
|
* @param int $limit
|
||
|
|
* @return array
|
||
|
|
*/
|
||
|
|
public function searchByField($tag, $field_id, $limit = 10)
|
||
|
|
{
|
||
|
|
$field_id = intval($field_id);
|
||
|
|
$limit = intval($limit);
|
||
|
|
$tag = Database::escape_string($tag);
|
||
|
|
$sql = "SELECT DISTINCT id, option_display_text
|
||
|
|
FROM {$this->table}
|
||
|
|
WHERE
|
||
|
|
field_id = '".$field_id."' AND
|
||
|
|
option_value LIKE '%$tag%'
|
||
|
|
ORDER BY option_value
|
||
|
|
LIMIT 0, $limit
|
||
|
|
";
|
||
|
|
$result = Database::query($sql);
|
||
|
|
$values = array();
|
||
|
|
if (Database::num_rows($result)) {
|
||
|
|
$values = Database::store_result($result, 'ASSOC');
|
||
|
|
}
|
||
|
|
return $values;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $tag
|
||
|
|
* @param int $field_id
|
||
|
|
* @param int $limit
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
public function getSearchOptionsByField($tag, $field_id, $limit = 10)
|
||
|
|
{
|
||
|
|
$result = $this->searchByField($tag, $field_id, $limit = 10);
|
||
|
|
$values = array();
|
||
|
|
$json = null;
|
||
|
|
if (!empty($result)) {
|
||
|
|
foreach ($result as $item) {
|
||
|
|
$values[] = array(
|
||
|
|
'value' => $item['id'],
|
||
|
|
'caption' => $item['option_display_text'],
|
||
|
|
);
|
||
|
|
}
|
||
|
|
$json = json_encode($values);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $json;
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
}
|