/**
* More logical key for 'group_name' in group table.
* @TODO : Correct 'group_name' in DB and replace it by 'title'
*
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_user_group_title(FTL_Binding $tag)
{
$group_name = $tag->getValue('group_name', 'group');
return self::output_value($tag, $group_name);
}
/**
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_medias(FTL_Binding $tag)
{
$str = '';
// Get the parent 'medias' data array.
$medias = $tag->getValue();
// Get all medias id no parent data
// @todo : Get only medias if asked for.
// if (empty($medias))
if (empty($medias) && $tag->getDataParent() == NULL) {
$medias = self::get_medias($tag);
}
if (!empty($medias)) {
// Extend Fields tags
self::create_extend_tags($tag, 'media');
// Medias lib, to process the "src" value
self::$ci->load->library('medias');
// Filter the parent's medias
$medias = self::filter_medias($tag, $medias);
$count = count($medias);
$tag->set('count', $count);
// Make medias in random order
if ($tag->getAttribute('random') == TRUE) {
shuffle($medias);
}
// Process additional data : src, extension
foreach ($medias as $key => $media) {
if ($media['provider'] != '') {
$src = $media['path'];
} else {
$src = base_url() . $media['path'];
}
if ($media['type'] === 'picture') {
$settings = self::get_src_settings($tag);
if (!empty($settings['size'])) {
$src = self::$ci->medias->get_src($media, $settings, Settings::get('no_source_picture'));
}
}
$medias[$key]['src'] = $src;
}
$tag->set('medias', $medias);
foreach ($medias as $key => $media) {
// Each media has its index and the number of displayed media
$media['index'] = $key + 1;
$media['count'] = $count;
$tag->set('media', $media);
$tag->set('count', $count);
$tag->set('index', $key);
$str .= $tag->expand();
}
}
return self::wrap($tag, $str);
}
/**
* Creates and return one formatted HTML A element
*
* @param FTL_Binding
* @param string
*
* @return string
*
*/
public static function create_href(FTL_Binding $tag, $url)
{
if ($tag->getAttribute('href') === TRUE) {
if (validate_url($url)) {
$title = $url;
$title_key = $tag->getAttribute('display', 'title');
$attributes = $tag->getAttribute('attributes');
if (!is_null($tag->getValue($title_key))) {
$title = $tag->getValue($title_key);
}
if ($tag->getAttribute('popup') === TRUE) {
$url = anchor_popup($url, $title, $attributes);
} else {
$url = anchor($url, $title, $attributes);
}
}
}
return $url;
}
/**
* Returns language's direction : 'ltr' or 'rtl'
*
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_language_dir(FTL_Binding $tag)
{
$dir = $tag->getValue('direction');
$dir = ($dir == 1 or empty($dir)) ? 'ltr' : 'rtl';
return self::output_value($tag, $dir);
}
/**
* Returns, depending on the type of the field, the corresponding HTML tag attribute
* mandatory to decide if the data has to be selected or not.
*
* @param FTL_Binding $tag
* @param $form_name
* @param $type
*
* @return string
*
*/
protected static function get_form_selected_attribute(FTL_Binding $tag, $form_name, $type)
{
// Try to get the "form" tag parent
$data_parent = $tag->getParent('form')->getParent();
// Is this value the default one ?
$default = $tag->getAttribute('default');
// Value of the selectable (radio, select, checkbox)
$value = $tag->getAttribute('value');
if (!is_null($form_name)) {
$found_value = NULL;
// The form was posted
if ($form_name == self::$posting_form_name) {
$found_value = self::$ci->input->post($tag->name);
// Multiple data : checkboxes or select multiple
if (is_array($found_value)) {
foreach ($found_value as $val) {
if ($value == $val) {
$found_value = $val;
break;
}
}
}
} else {
// Try to get one stored value from the parent tag
if (is_object($data_parent)) {
$found_value = $tag->getValue($tag->name, $data_parent->name);
// Correct multiple data in the same field
// This has no impact if IDs are stored in one relation table.
if ($type == 'checkbox' or $type == 'select') {
$found_value = explode(',', $found_value);
foreach ($found_value as $val) {
if ($value == $val) {
$found_value = $val;
break;
}
}
}
// Correct if no value was found in the array
if (is_array($found_value)) {
$found_value = NULL;
}
}
// If default is set, Set the default value if nothing was found
if (!$found_value && !is_null($default)) {
$found_value = $value;
}
}
if ($value == $found_value) {
return self::$input_selected_attributes[$type];
}
}
return '';
}
/**
* Evaluates one expression
*
* @param FTL_Binding
* @param $expression
*
* @return bool|null TRUE if the evaluation returns TRUE
* FALSE if the evaluation returns FALSE
* NULL if the evaluation can't be done (error in expression or $value NULL)
*/
protected static function eval_expression(FTL_Binding $tag, $expression)
{
// Result and return
$return = NULL;
$result = FALSE;
// If no key, we compare the value of the tag name
$keys = $tag->getAttribute('key');
if (is_null($keys)) {
$keys = $tag->name;
}
// Make an array from keys
$keys = explode(',', $keys);
$test_value = NULL;
foreach ($keys as $idx => $key) {
$key = trim($key);
// 1. Try to get the value from tag's data array
$value = $tag->getValue($key);
$expression = str_replace('.gt', '>', $expression);
$expression = str_replace('.lt', '<', $expression);
$expression = str_replace('.eq', '==', $expression);
$expression = str_replace('.neq', '!=', $expression);
// Not convinced...
// $expression = str_replace('.leqt', '<=', $expression);
// $expression = str_replace('.geqt', '>=', $expression);
// 2. Fall down to to tag's locals
if (is_null($value)) {
$value = $tag->get($key);
}
if ($idx == 0 && strpos($expression, $key) === FALSE) {
$expression = $key . $expression;
}
$test_value = (!$value == (string) (double) $value or is_null($value) or $value == '') ? "'" . $value . "'" : $value;
// if (gettype($test_value) == 'string' && $test_value == '') $test_value = "'".$test_value."'";
$expression = str_replace($key, $test_value, $expression);
}
// If at least one tested value was not NULL
if (!is_null($test_value)) {
$return = @eval("\$result = (" . $expression . ") ? TRUE : FALSE;");
}
if ($return === NULL or is_null($test_value)) {
if ($result) {
return TRUE;
} else {
return FALSE;
}
} else {
return NULL;
}
}
/**
*
* @param FTL_Binding $tag
* @return string
*
*/
public static function tag_article_deny(FTL_Binding $tag)
{
// Set this tag as "process tag"
$tag->setAsProcessTag();
// 1. Try to get from tag's data array
$value = $tag->getValue('deny_code', 'article');
$resource = 'frontend/article/' . $tag->getValue('id_article', 'article');
if (Authority::cannot('access', $resource, NULL, TRUE)) {
return self::output_value($tag, $value);
} else {
if ($tag->getAttribute('is') == '') {
self::$trigger_else = 0;
return self::wrap($tag, $tag->expand());
}
}
return '';
}
