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<?php
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// $Id: filefield_formatter.inc,v 1.14 2009/04/28 04:06:06 quicksketch Exp $
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/**
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* @file
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* FileField: Defines a CCK file field type.
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*
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* Uses content.module to store the fid and field specific metadata,
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* and Drupal's {files} table to store the actual file data.
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*
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* This file contains CCK formatter related functionality.
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*/
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/**
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* Theme function for the 'default' filefield formatter.
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*/
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function theme_filefield_formatter_default($element) {
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$file = $element['#item'];
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$field = content_fields($element['#field_name']);
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$output = theme('filefield_item', $file, $field);
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return $output;
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}
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/**
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* Theme function for the 'path_plain' formatter.
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*/
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function theme_filefield_formatter_path_plain($element) {
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// Inside a View this function may be called with null data. In that case,
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// just return.
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if (empty($element['#item'])) {
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return '';
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}
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$field = content_fields($element['#field_name']);
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$item = $element['#item'];
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// If there is no image on the database, use default.
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if (empty($item['fid']) && $field['use_default_file']) {
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$item = $field['default_file'];
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}
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if (empty($item['filepath']) && !empty($item['fid'])) {
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$item = array_merge($item, field_file_load($item['fid']));
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}
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return empty($item['filepath']) ? '' : file_create_path($item['filepath']);
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}
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/**
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* Theme function for the 'url_plain' formatter.
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*/
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function theme_filefield_formatter_url_plain($element) {
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// Inside a View this function may be called with null data. In that case,
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// just return.
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if (empty($element['#item'])) {
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return '';
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}
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$field = content_fields($element['#field_name']);
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$item = $element['#item'];
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// If there is no image on the database, use default.
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if (empty($item['fid']) && $field['use_default_file']) {
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$item = $field['default_file'];
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}
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if (empty($item['filepath']) && !empty($item['fid'])) {
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$item = array_merge($item, field_file_load($item['fid']));
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}
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return empty($item['filepath']) ? '' : file_create_url($item['filepath']);
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}
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/**
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* Theme function for any file that is managed by FileField.
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*
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* It doesn't really format stuff by itself but rather redirects to other
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* formatters that are telling us they want to handle the concerned file.
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*
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* This function checks if the file may be shown and returns an empty string
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* if viewing the file is not allowed for any reason. If you need to display it
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* in any case, please use theme('filefield_file') instead.
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*/
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function theme_filefield_item($file, $field) {
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if (filefield_view_access($field['field_name']) && filefield_file_listed($file, $field)) {
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return theme('filefield_file', $file);
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}
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return '';
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}
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/**
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* Return whether a file should be listed when viewing the node.
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*
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* @param $file
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* A populated FileField item.
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* @param $field
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* A CCK field instance array.
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*/
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function filefield_file_listed($file, $field) {
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if (!empty($field['list_field'])) {
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return (bool)$file['list'];
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}
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return TRUE;
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}
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/**
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* Theme function for the 'generic' single file formatter.
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*/
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function theme_filefield_file($file) {
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// Views may call this function with a NULL value, return an empty string.
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if (empty($file['fid'])) {
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return '';
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}
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$path = $file['filepath'];
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$url = file_create_url($path);
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$icon = theme('filefield_icon', $file);
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// Set options as per anchor format described at
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// http://microformats.org/wiki/file-format-examples
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// TODO: Possibly move to until I move to the more complex format described
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// at http://darrelopry.com/story/microformats-and-media-rfc-if-you-js-or-css
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$options = array(
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'attributes' => array(
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'type' => $file['filemime'] . '; length=' . $file['filesize'],
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),
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);
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// Use the description as the link text if available.
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if (empty($file['data']['description'])) {
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$link_text = $file['filename'];
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}
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else {
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$link_text = $file['data']['description'];
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$options['attributes']['title'] = $file['filename'];
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}
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return '<div class="filefield-file clear-block">'. $icon . l($link_text, $url, $options) .'</div>';
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}
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