/**
* Returns one article's author
*
* @param FTL_Binding
*
* @return string
*
* @usage <ion:article:user [who='updater']>
* <ion:name />
* <ion:email />
* <ion:join_date />
* ...
* </ion:article:user>
*
*/
public static function tag_writer(FTL_Binding $tag)
{
self::load_model('user_model');
$parent_tag_name = $tag->getParentName();
$element = $tag->get($parent_tag_name);
$user_key = $tag->getAttribute('who', 'author');
if (!is_null($element) && isset($element[$user_key])) {
$user = self::$ci->user_model->get(array('username' => $element[$user_key]));
$tag->set('writer', $user);
}
return self::wrap($tag, $tag->expand());
}
/**
* Returns the categories
*
* @param FTL_Binding
* @param array/null
*
* @return array
*
*/
public static function get_categories(FTL_Binding $tag)
{
// Categories model
self::$ci->load->model('category_model');
// Current page
$page = $tag->get('page');
// Local storage key
$lsk = '__all__';
// Get the local cache data
$element_name = $tag->getParentName();
$element = $tag->get($element_name);
if (!is_null($element)) {
$lsk = '__' . $element_name . '__' . $element['name'];
}
// Set the local cache data
if (!isset(self::$categories[$lsk])) {
// CSS class to use for the current category
$active_class = $tag->getAttribute('active_class', 'active');
// Asked category
$asked_category_name = self::get_asked_category_uri();
// Check if the element has one category array (eg. for Articles)
if (isset($element['categories'])) {
$categories = $element['categories'];
// Fix the 'nb' key (nb_articles using this category)
foreach ($categories as $key => $category) {
$categories[$key]['nb'] = '1';
}
} else {
if ($element_name == 'page') {
$id_page = !is_null($page) ? $page['id_page'] : NULL;
} else {
$id_page = NULL;
}
$categories = self::$ci->category_model->get_categories_list($id_page, Settings::get_lang());
}
$page_url = !is_null($page) ? trim($page['absolute_url'], '/') . '/' : Pages::get_home_page_url();
$category_uri_segment = self::get_config_special_uri_segment('category');
// Add the URL to the category to each category row
// Also add the active class
foreach ($categories as $key => $category) {
$categories[$key]['url'] = $page_url . $category_uri_segment . '/' . $category['name'];
$categories[$key]['lang_url'] = $page_url . $category_uri_segment . '/' . $category['name'];
// Active category ?
$categories[$key]['active_class'] = $category['name'] == $asked_category_name ? $active_class : '';
$categories[$key]['is_active'] = !empty($categories[$key]['active_class']) ? TRUE : FALSE;
}
self::$categories[$lsk] = array_values($categories);
}
return self::$categories[$lsk];
}
/**
* Outputs the dump of one tag local variable
*
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_trace(FTL_Binding $tag)
{
$value = NULL;
$key = $tag->getAttribute('key');
$parent = $tag->getAttribute('parent');
if (is_null($key)) {
$value = $tag->get($tag->getParentName());
} else {
if (!is_null($parent)) {
$parent = $tag->getParent($parent);
$value = $parent->get($key);
} else {
$value = $tag->get($key);
}
}
$str = '<pre>' . print_r($value, TRUE) . '</pre>';
return $str;
}
/**
* Expands if the Form was passed through the validation process
*
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_form_posted(FTL_Binding $tag)
{
$form_name = $tag->getParentName();
$is = $tag->getAttribute('is', TRUE);
$posted = FALSE;
if ($form_name == self::$posting_form_name) {
$posted = TRUE;
}
if ($posted == $is) {
return $tag->expand();
}
return '';
}
/**
* @param FTL_Binding $tag
*
* @return string
*
*/
public static function tag_static_item_field_options(FTL_Binding $tag)
{
$str = '';
$item = $tag->get('item');
$field_name = $tag->getParentName();
if (isset($item['fields'][$field_name])) {
$field = $item['fields'][$field_name];
// All available values for this multi-value field
$all_values = explode("\n", $field['value']);
foreach ($all_values as $value) {
$val_label = explode(':', $value);
$tag->set('value', $val_label[0]);
$tag->set('label', $val_label[1]);
$str .= self::wrap($tag, $tag->expand());
}
}
return $str;
}
