/** * Returns an image path according the configured theme * * @param string $image image name/path * * @return string path, null if image not found */ public function __invoke($image) { // Normalize href to account for themes: $relPath = 'images/' . $image; $currentTheme = ThemeTools::findContainingTheme($relPath); if (is_null($currentTheme)) { return null; } $urlHelper = $this->getView()->plugin('url'); return $urlHelper('home') . "themes/{$currentTheme}/" . $relPath; }
/** * Create HTML link element from data item * * @param stdClass $item data item * * @return string */ public function itemToString(\stdClass $item) { // Normalize href to account for themes, then call the parent class: $relPath = 'css/' . $item->href; $currentTheme = ThemeTools::findContainingTheme($relPath); if (!empty($currentTheme)) { $urlHelper = $this->getView()->plugin('url'); $item->href = $urlHelper('home') . "themes/{$currentTheme}/" . $relPath; } return parent::itemToString($item); }
/** * Create script HTML * * @param mixed $item Item to convert * @param string $indent String to add before the item * @param string $escapeStart Starting sequence * @param string $escapeEnd Ending sequence * * @return string */ public function itemToString($item, $indent, $escapeStart, $escapeEnd) { // Normalize href to account for themes: if (!empty($item->attributes['src'])) { $relPath = 'js/' . $item->attributes['src']; $currentTheme = ThemeTools::findContainingTheme($relPath); if (!empty($currentTheme)) { $urlHelper = $this->getView()->plugin('url'); $item->attributes['src'] = $urlHelper('home') . "themes/{$currentTheme}/" . $relPath; } } return parent::itemToString($item, $indent, $escapeStart, $escapeEnd); }
/** * Find a file in the themes (return false if no file exists). * * @param string $path Relative path of file to find. * @param array $formats Optional array of suffixes to add to $path while * searching theme (used to check multiple extensions in each theme). * * @return string|bool */ protected function searchTheme($path, $formats = array('')) { // Check all supported image formats: $filenames = array(); foreach ($formats as $format) { $filenames[] = $path . $format; } $fileMatch = ThemeTools::findContainingTheme($filenames, true); return empty($fileMatch) ? false : $fileMatch; }