comicpress-2.8/wpmu-functions.php

<?php

function has_wpmu() {
	return true;
}


/**
 * Find a comic file in the filesystem.
 * @param string $folder The folder name to search.
 * @param string $override_post A WP Post object to use in place of global $post.
 * @param string $filter The $comic_filename_filters to use.
 * @return string The relative path to the comic file, or false if not found.
 */
if (!function_exists('get_comic_path')) {
	function get_comic_path($folder = 'comic', $override_post = null, $filter = 'default') {
		global $post, $comic_filename_filters, $comic_folder, $archive_comic_folder, $rss_comic_folder, $comic_pathfinding_errors;
		
		if (isset($comic_filename_filters[$filter])) {
			$filter_to_use = $comic_filename_filters[$filter];
		} else {
			$filter_to_use = '{date}*.*';
		}
		
		switch ($folder) {
			case "rss": $folder_to_use = $rss_comic_folder; break;
			case "archive": $folder_to_use = $archive_comic_folder; break;
			case "comic": default: $folder_to_use = $comic_folder; break;
		}
		
		if (($wpmu_path = get_option('upload_path')) !== false) {
			$folder_to_use = $wpmu_path . '/' . $folder_to_use;
		}
		
		$post_to_use = (is_object($override_post)) ? $override_post : $post;
		$post_date = mysql2date(CP_DATE_FORMAT, $post_to_use->post_date);
		
		$filter_with_date = str_replace('{date}', $post_date, $filter_to_use);
		
		if (count($results = glob("${folder_to_use}/${filter_with_date}")) > 0) {
			$comic = reset($results);
			
			if ($wpmu_path !== false) { $comic = str_replace($wpmu_path, "files", $comic); }
			
			return $comic;
		}
		
		$comic_pathfinding_errors[] = sprintf(__("Unable to find the file in the <strong>%s</strong> folder that matched the pattern <strong>%s</strong>. Check your WordPress and ComicPress settings.", 'comicpress'), $folder, $filter_with_date);
		return false;
	}
}
?>