/**
* Displays an error concerning one tag use
*
* @param FTL_Binding
* @param String Message
* @param String Error template
*
* @return String Error message
*
*/
protected static function show_tag_error(FTL_Binding $tag, $message, $template = 'error_tag')
{
// Build the tag string as written in the view
$attributes = $tag->getAttributes();
$attr_str = '';
foreach ($attributes as $key => $value) {
$attr_str .= ' ' . $key . '="' . $value . '"';
}
// Used by APPPATH.'errors/'.$template.EXT
$tag_name = '<' . self::$tag_prefix . ':' . $tag->nesting() . ' ' . $attr_str . '>';
ob_start();
include APPPATH . 'errors/' . $template . EXT;
$buffer = ob_get_contents();
ob_end_clean();
return $buffer;
}
public static function get_src_settings(FTL_Binding $tag)
{
$setting_keys = array('method', 'size', 'watermark', 'unsharp', 'start', 'color', 'refresh');
$settings = array_fill_keys($setting_keys, '');
$global_unsharp = Settings::get('media_thumb_unsharp');
// <ion:medias /> parent
$parent = $tag->getParent('medias');
if (!is_null($parent)) {
$unsharp = $parent->getAttribute('unsharp');
if ($unsharp == NULL) {
$settings['unsharp'] = $global_unsharp;
}
$settings = array_merge($settings, $parent->getAttributes());
}
// <ion:media /> parent
$parent = $tag->getParent('media');
if (!is_null($parent)) {
$unsharp = $parent->getAttribute('unsharp');
if ($unsharp == NULL) {
$settings['unsharp'] = $global_unsharp;
}
$settings = array_merge($settings, $parent->getAttributes());
}
$settings = array_merge($settings, $tag->getAttributes());
if (empty($settings['method'])) {
$settings['method'] = self::$default_resize_method;
}
return $settings;
}
/**
* Filters the articles regarding range.
*
*/
public static function filter_articles(FTL_Binding $tag, $articles)
{
// Range : Start and stop index, coma separated
$range = $tag->getAttribute('range');
if (!is_null($range)) {
$range = explode(',', $range);
}
// Number of wished displayed medias
$limit = $tag->getAttribute('limit');
$from = $to = FALSE;
if (is_array($range)) {
$from = $range[0];
$to = isset($range[1]) && $range[1] >= $range[0] ? $range[1] : FALSE;
}
// Return list ?
// If set to "list", will return the list, coma separated.
// Usefull for javascript
// Not yet implemented
$return = $tag->getAttribute('return', FALSE);
if (!empty($articles)) {
// Range / Limit ?
if (!is_null($range)) {
$length = $to !== FALSE ? $to + 1 - $from : count($articles) + 1 - $from;
if ($limit > 0 && $limit < $length) {
$length = $limit;
}
$from = $from - 1;
$articles = array_slice($articles, $from, $length);
} else {
if ($limit > 0) {
$articles = array_slice($articles, 0, $limit);
}
}
// Other filters
if (!empty($articles)) {
// $keys = array_keys($filtered_medias[0]);
$attributes = $tag->getAttributes();
$attributes = array_diff(array_keys($attributes), array('tag', 'class', 'type', 'order_by', 'range', 'limit', 'filter', 'return'));
if (!empty($attributes)) {
$tmp_articles = $articles;
$filtered_articles = array();
foreach ($attributes as $attribute) {
$attribute_value = $tag->getAttribute($attribute);
foreach ($tmp_articles as $article) {
if (isset($article[$attribute])) {
if ($article[$attribute] == $attribute_value) {
$filtered_articles[] = $article;
}
} else {
$filtered_articles[] = $article;
}
}
}
$articles = $filtered_articles;
}
}
}
return $articles;
}
