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<?php
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// $Id: swfupload.info, v 0.1, 2008/10/13 10:02:46, skilip Exp $
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/**
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* @file
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*
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* Replaces the default upload fieldset with an implementation of SWFUpload.
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*/
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/**
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* Implementation of hook_perm().
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*/
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function swfupload_perm() {
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return array('use swfupload image button', 'administer swfupload');
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}
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/**
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* Implementation of hook_help().
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*/
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function swfupload_help() {
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// Dowload tabledrag and jquery plugins
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}
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/**
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* Implementation of hook_menu().
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*/
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function swfupload_menu() {
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$items['admin/settings/swfuploads'] = array(
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'title' => 'SWF upload settings',
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'description' => 'Configure SWF upload settings for every nodetype and role.',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('swfupload_settings_form'),
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'access arguments' => array('administer swfupload'),
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'file' => 'settings/settings.inc',
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);
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$items['swfupload'] = array(
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'page callback' => '_swfupload_swfupload',
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'access callback' => 'swfupload_access',
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'type' => MENU_CALLBACK
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);
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return $items;
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}
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/**
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* Validate access to the swfuploadpath
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*/
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function swfupload_access() {
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$result = FALSE;
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$p = (object) $_POST;
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// Validate the request
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if($p->sid) {
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$sid = split("\*", hex2bin($p->sid));
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global $user;
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$user = user_load($sid[0]);
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if (!user_access('upload files')) {
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return FALSE;
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}
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if (!$user->uid) {
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return ($sid[1] == md5($_SERVER['REMOTE_ADDR']));
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}
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$result = db_query("SELECT sid FROM {sessions} WHERE uid = %d", $sid[0]);
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while ($row = db_fetch_object($result)) {
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$valid_sids[] = md5($row->sid);
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}
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if (in_array($sid[1], $valid_sids)) {
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return TRUE;
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}
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// The sid doesn't exist for this user.
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return FALSE;
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}
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// No session ID is set, we can assume we're still in the same session
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return (($p->op) && user_access('upload files'));
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}
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/**
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* Implementation of hook_theme().
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*/
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function swfupload_theme() {
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return array(
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'swfupload_settings_form' => array(
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'arguments' => array('form' => array())
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),
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'swfupload_button' => array(
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'arguments' => array('element' => array())
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),
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);
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}
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/**
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* Unset roles that does not belong to the user
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*/
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function swfupload_filter_roles(&$swfupload_settings) {
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global $user;
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if($user->uid == 1) {
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$swfupload_settings = array(t('administrator') => $swfupload_settings[t('administrator')]);
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} else {
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foreach($swfupload_settings as $role => $settings) {
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if($role != 'anonymous_user' && $role != 'authenticated_user' && !in_array($role, $user->roles)) {
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unset($swfupload_settings[$role]);
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}
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}
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return $swfupload_settings;
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}
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}
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/**
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* Implementation of hook_form_alter().
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*/
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function swfupload_form_alter(&$form, $form_state, $form_id) {
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// For all node edit/add forms and for all users who have access,
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// the regular upload form will be replaced by the swfupload form.
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if (isset($form['#node']) && user_access('upload files')) {
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// Unset the regular upload form
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unset($form['attachments']);
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// Get the settings
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$settings = _swfupload_node_settings($form['#node']->type);
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$form['swfattachments'] = array(
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'#type' => 'fieldset',
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'#title' => t('File attachments'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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'#attributes' => array('id' => 'file_attachments_wrapper'),
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);
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$form['swfattachments']['upload'] = array(
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'#type' => 'swfupload_button',
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'#default_value' => drupal_to_js($form['#node']->files),
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'#max_files' => $settings['max_files'],
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'#filepath' => $settings['filepath'],
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'#file_extensions' => $settings['file_extensions'],
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'#max_img_resolution' => $settings['max_img_resolution'],
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'#max_file_size' => $settings['max_file_size'],
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'#max_queue_size' => $settings['node_max_file_size'],
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'#node_settings' => $settings,
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);
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}
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}
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/**
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* Implementation of hook_nodeapi().
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*/
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function swfupload_nodeapi(&$node, $op, $teaser) {
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switch ($op) {
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case 'insert':
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case 'update':
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if (user_access('upload files')) {
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swfupload_node_save($node);
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}
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break;
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}
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}
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/**
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* Saves a node - file relation
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*/
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function swfupload_node_save($node) {
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// First delete already stored fid's for this node
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db_query("DELETE FROM {upload} WHERE nid = %d", $node->nid);
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// Get all existing columns in the upload table
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$result = db_query("SHOW COLUMNS FROM {upload}");
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while ($column = db_result($result)) $upload_columns[] = $column;
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// Get all existing columns in the files table
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$result = db_query("SHOW COLUMNS FROM {files}");
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while ($column = db_result($result)) $files_columns[] = $column;
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// Save the files
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$stack = _swfupload_parse_json($node->upload);
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$weight = 0;
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if (!empty($stack)) {
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foreach ($stack as $fid => $file) {
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$file = (object)$file;
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// Create an array for the default present columns in the upload table
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$values = array(
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'fid' => $fid,
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'nid' => $node->nid,
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'vid' => $node->vid,
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'list' => $file->list,
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'weight' => $weight,
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'description' => $file->description,
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);
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// Check if the all elements of the file object can be stored.
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// If there's no column in the upload table yet, we'll create one.
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foreach ($file as $column => $value) {
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if (!in_array($column, $upload_columns) && !in_array($column, $files_columns)) {
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db_query("ALTER TABLE {upload} ADD %s VARCHAR(255) NOT NULL", $column);
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$upload_columns[] = $column;
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}
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}
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// Get the values of non-default columns
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foreach ($upload_columns as $column) {
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if (!in_array($column, array_keys($values))) {
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$values[$column] = $file->{$column};
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}
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}
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// Save the file to the db
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db_query("INSERT INTO {upload} (". join(', ', array_keys($values)) .") VALUES (%d, %d, %d, %d, %d, '%s'". str_repeat(", '%s'", count($values) - 6) .")", $values);
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// Set the status of the file to 1, otherwise the file will be deleted after cron
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file_set_status($file, FILE_STATUS_PERMANENT);
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$weight++;
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}
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}
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}
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/**
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* Merge settings, create new key "merged" with the new settings
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*/
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function _swfupload_node_settings($type) {
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$swfupload_settings = variable_get("swfupload_setting_$type", array());
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//swfupload_filter_roles($swfupload_settings);
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global $user;
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// Store all the settings for this user in a separate array
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foreach ($user->roles as $role) {
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$user_settings[] = (!empty($swfupload_settings[t($role)])) ? (array)$swfupload_settings[t($role)] : array(
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'use_swfupload' => 1,
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'filepath' => '%file_directory_path',
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'max_img_resolution' => '800x600',
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'list' => 1,
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'file_extensions' => 'jpg jpeg gif png txt',
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'max_file_size' => 1,
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'node_max_file_size' => 0,
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'max_files' => 1,
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'upload_usersize' => 10,
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);
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}
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// Why merge if there is only one key?
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if(count($user_settings) == 1) {
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// Change MB's to bytes
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_mb_to_bytes($user_settings[0], array('max_file_size', 'upload_usersize', 'node_max_file_size'));
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return $user_settings[0];
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}
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// Loop though all settings and merge diffrent settings
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foreach($user_settings as $settings) {
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foreach($settings as $name => $value) {
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// Not all settings can be merged using the same code, think about the allowed_extentions
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// For some settings we use a differect code for merging
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switch ($name) {
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// Very simple to merge just look if the value is higher than we already have
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// but do not overwrite if value is 0, because that's unlimited, so 0 wins over 20
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case 'upload_usersize':
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case 'max_file_size':
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case 'list':
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case 'node_max_file_size':
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case 'max_files':
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if(($value > $result[$name] && $result[$name] != 0) || !isset($result[$name]) or $value == 0) {
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$result[$name] = (int) $value;
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}
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break;
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// Here 0 isn't unlimited, so 1 wins over 0
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case 'use_swfupload':
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if($value > $result[$name] or !isset($result[$name])) {
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$result[$name] = $value;
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}
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break;
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// Insert extentions seperated in an array, merge this array afterwards
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case 'file_extensions':
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$allowed_extentions = explode(' ', $value);
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if(!is_array($result[$name])) {
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$result[$name] = array();
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}
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$result[$name] = array_merge($result[$name], array_flip($allowed_extentions));
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break;
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case 'max_img_resolution':
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$exploded = explode('x', $value);
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$max_img_resolution_x = $exploded[0];
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$max_img_resolution_y = $exploded[1];
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if(($max_img_resolution_x > $result['max_img_resolution_x'] && $result['max_img_resolution_x'] != 0) or !isset($result['max_img_resolution_x']) or $max_img_resolution_x == 0) {
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$result['max_img_resolution_x'] = $max_img_resolution_x;
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}
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if(($max_img_resolution_y > $result['max_img_resolution_y'] && $result['max_img_resolution_y'] != 0) or !isset($result['max_img_resolution_y']) or $max_img_resolution_y == 0) {
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$result['max_img_resolution_y'] = $max_img_resolution_y;
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}
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break;
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case 'filepath';
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if(!is_array($result[$name])) {
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$result[$name] = array();
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}
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$result[$name] = array_merge($result[$name], array($value));
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break;
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}
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}
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}
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// File extentions from array to string
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if(count($result['file_extensions']) > 1) {
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$result['file_extensions'] = implode(' ', array_keys($result['file_extensions']));
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}
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// Use last role
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if(!empty($result['filepath'])) {
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$result['filepath'] = array_unique($result['filepath']);
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if(count($result['filepath']) > 1) {
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$result['filepath'] = $result['filepath'][array_pop(array_keys($result['filepath']))];
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}
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else {
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$result['filepath'] = $result['filepath'][0];
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}
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}
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// Max img resolution
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| 329 |
if(isset($result['max_img_resolution_x'])) {
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$result['max_img_resolution'] = $result['max_img_resolution_x'] .'x'. $result['max_img_resolution_y'];
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unset($result['max_img_resolution_x'], $result['max_img_resolution_y']);
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}
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// Change MB's to bytes
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_mb_to_bytes($result, array('max_file_size', 'upload_usersize', 'node_max_file_size'));
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return $result;
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}
|
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| 340 |
/**
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| 341 |
* This function is executed when SFWUpload.swf requests a file upload
|
| 342 |
*/
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| 343 |
function _swfupload_swfupload() {
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| 344 |
$p = (object)$_POST;
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| 345 |
$op = $p->op;
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| 346 |
$file = _swfupload_parse_json($p->file);
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| 347 |
$instance = _swfupload_parse_json($p->instance);
|
| 348 |
$node_settings = _swfupload_parse_json($p->node_settings);
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| 349 |
$filepath = $p->filepath;
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| 350 |
unset($p);
|
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|
| 352 |
switch ($op) {
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| 353 |
case 'init':
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| 354 |
// Add the default callback functions for the SWF Upload
|
| 355 |
$instance->type = 'table';
|
| 356 |
$instance->callbacks = array(
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| 357 |
'swfupload_loaded_handler' => 'ref.swfUploadLoaded',
|
| 358 |
'file_queued_handler' => 'ref.fileQueued',
|
| 359 |
'queue_complete_handler' => 'ref.queueComplete',
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| 360 |
'file_queue_error_handler' => 'ref.fileQueueError',
|
| 361 |
'file_dialog_complete_handler' => 'ref.dialogComplete',
|
| 362 |
'upload_success_handler' => 'ref.uploadSuccess',
|
| 363 |
'upload_progress_handler' => 'ref.uploadProgress',
|
| 364 |
'upload_error_handler' => 'ref.uploadError',
|
| 365 |
'upload_complete_handler' => 'ref.uploadComplete',
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| 366 |
'init_complete_handler' => 'ref.initComplete',// This custom javascript callback function is used to place the markup inside the dom
|
| 367 |
);
|
| 368 |
$instance->elements = array(
|
| 369 |
'drag' => array(
|
| 370 |
'class' => 'drag first',
|
| 371 |
'type' => 'drag',
|
| 372 |
'colspan' => 3,
|
| 373 |
'title' => t('Description'),
|
| 374 |
'add_separator' => TRUE,
|
| 375 |
),
|
| 376 |
'icon' => array(
|
| 377 |
'type' => 'icon',
|
| 378 |
'class' => 'icon',
|
| 379 |
),
|
| 380 |
'description' => array(
|
| 381 |
'type' => 'text',
|
| 382 |
'default_value' => '{filename}',
|
| 383 |
'class' => 'text title',
|
| 384 |
),
|
| 385 |
'list' => array(
|
| 386 |
'title' => t('List'),
|
| 387 |
'type' => 'checkbox',
|
| 388 |
'default_value' => $node_settings->list,
|
| 389 |
'class' => 'checkbox',
|
| 390 |
'contains_progressbar' => TRUE,
|
| 391 |
'add_separator' => TRUE,
|
| 392 |
),
|
| 393 |
'alt' => array(
|
| 394 |
'title' => t('Alternate Text'),
|
| 395 |
'type' => 'textarea',
|
| 396 |
'default_value' => '{filename}',
|
| 397 |
'class' => 'text',
|
| 398 |
'contains_progressbar' => TRUE,
|
| 399 |
),
|
| 400 |
'cancel' => array(
|
| 401 |
'class' => 'last',
|
| 402 |
'type' => 'cancel',
|
| 403 |
),
|
| 404 |
);
|
| 405 |
break;
|
| 406 |
case 'move_uploaded_file':
|
| 407 |
$file->validators = array(
|
| 408 |
'file_validate_extensions' => array($node_settings->file_extensions),
|
| 409 |
'file_validate_image_resolution' => array($node_settings->max_img_resolution),
|
| 410 |
'file_validate_size' => array($node_settings->max_file_size, $node_settings->upload_usersize),
|
| 411 |
);
|
| 412 |
$file->filepath = $filepath;
|
| 413 |
|
| 414 |
// Allow other modules to change the filepath an validators
|
| 415 |
foreach (module_implements('swfupload') as $module) {
|
| 416 |
$function = $module .'_swfupload';
|
| 417 |
$function($file, 'move_uploaded_file', $instance);
|
| 418 |
}
|
| 419 |
|
| 420 |
_swfupload_move_uploaded_file($instance->name, $file);
|
| 421 |
unset($file->validators);
|
| 422 |
$op = 'upload_complete';
|
| 423 |
break;
|
| 424 |
}
|
| 425 |
// Allow other modules to change the returned data
|
| 426 |
foreach (module_implements('swfupload') as $module) {
|
| 427 |
$function = $module .'_swfupload';
|
| 428 |
$function($file, $op, $instance);
|
| 429 |
}
|
| 430 |
|
| 431 |
// Replace keys named 'class' to 'classname'
|
| 432 |
if (is_array($instance->elements)) {
|
| 433 |
array_walk($instance->elements, '_class_to_classname');
|
| 434 |
}
|
| 435 |
|
| 436 |
$p->op = $op;
|
| 437 |
$p->file = $file;
|
| 438 |
$p->filepath = $filepath;
|
| 439 |
$p->instance = $instance;
|
| 440 |
$p->node_settings = $node_settings;
|
| 441 |
$p->messages = drupal_get_messages();
|
| 442 |
echo drupal_to_js($p);
|
| 443 |
exit(0);
|
| 444 |
}
|
| 445 |
|
| 446 |
/**
|
| 447 |
*
|
| 448 |
*/
|
| 449 |
function _swfupload_move_uploaded_file($source, &$file) {
|
| 450 |
if (isset($_FILES["Filedata"]) && is_uploaded_file($_FILES["Filedata"]["tmp_name"]) && $_FILES["Filedata"]["error"] == 0) {
|
| 451 |
drupal_set_message(t('There was an error uploading the file'), 'error');
|
| 452 |
return;
|
| 453 |
}
|
| 454 |
|
| 455 |
$_FILES['files']['name'][$source] = $_FILES[$source]['name'];
|
| 456 |
$_FILES['files']['type'][$source] = $_FILES[$source]['type'];
|
| 457 |
$_FILES['files']['tmp_name'][$source] = $_FILES[$source]['tmp_name'];
|
| 458 |
$_FILES['files']['error'][$source] = $_FILES[$source]['error'];
|
| 459 |
$_FILES['files']['size'][$source] = $_FILES[$source]['size'];
|
| 460 |
|
| 461 |
// Check if the file directory exists
|
| 462 |
file_check_directory($file->filepath, FILE_CREATE_DIRECTORY);
|
| 463 |
|
| 464 |
if (user_access('upload files') && ($file = file_save_upload($source, $file->validators, $file->filepath))) {
|
| 465 |
return $file;
|
| 466 |
}
|
| 467 |
drupal_set_message(t('There was an error uploading the file'), 'error');
|
| 468 |
}
|
| 469 |
|
| 470 |
/**
|
| 471 |
* Implementation of hook_elements().
|
| 472 |
*/
|
| 473 |
function swfupload_elements() {
|
| 474 |
$type['swfupload_button'] = array(
|
| 475 |
'#input' => TRUE,
|
| 476 |
'#after_build' => array('swfupload_check_directory', '_swfupload_add_js'),
|
| 477 |
'#default_value' => '[]',
|
| 478 |
'#max_files' => 1,
|
| 479 |
'#filepath' => file_directory_path(),
|
| 480 |
'#max_img_resolution' => '800x600',
|
| 481 |
'#file_extensions' => 'jpg jpeg gif png txt',
|
| 482 |
'#max_file_size' => intval(ini_get('upload_max_filesize')) .'MB', // The maximum megabytes per file
|
| 483 |
'#max_queue_size' => intval(ini_get('upload_max_filesize')) .'MB', // The maximum megabytes in the queue
|
| 484 |
'#node_settings' => array(), // Used to pass the settings for the current node to hook_swfupload.
|
| 485 |
);
|
| 486 |
return $type;
|
| 487 |
}
|
| 488 |
|
| 489 |
function _swfupload_add_js($element) {
|
| 490 |
|
| 491 |
// Get the path to the swfupload module.
|
| 492 |
$path = drupal_get_path('module', 'swfupload');
|
| 493 |
|
| 494 |
$settings['swfupload_settings'][$element['#id']] = array(
|
| 495 |
'module_path' => $path,
|
| 496 |
'flash_url' => base_path()."$path/swfupload/swfupload.swf",
|
| 497 |
'upload_url' => url('swfupload'), // Relative to the SWF file
|
| 498 |
'file_post_name' => $element['#name'],
|
| 499 |
'file_queue_limit' => $element['#max_files'],
|
| 500 |
'post_params' => array(
|
| 501 |
'sid' => _post_key(),
|
| 502 |
'filepath' => $element['#filepath'],
|
| 503 |
'max_img_resolution' => $element['#max_img_resolution'],
|
| 504 |
'op' => 'move_uploaded_file',
|
| 505 |
'instance' => drupal_to_js(array('name' => $element['#name'])),
|
| 506 |
'node_settings' => drupal_to_js($element['#node_settings']),
|
| 507 |
),
|
| 508 |
'file_size_limit' => $element['#max_file_size'],
|
| 509 |
'file_types' => '*.'. str_replace(" ", ";*.", $element['#file_extensions']),
|
| 510 |
'file_types_description' => ($element['#description'] ? $element['#description'] : ''),
|
| 511 |
'file_upload_limit' => $element['#max_files'],
|
| 512 |
'custom_settings' => array(
|
| 513 |
'upload_stack_value' => (!empty($element['#value'])) ? $element['#value'] : '[]',
|
| 514 |
'max_queue_size' => $element['#max_queue_size'],
|
| 515 |
),
|
| 516 |
);
|
| 517 |
|
| 518 |
drupal_add_js("$path/js/swfupload.src.js");
|
| 519 |
drupal_add_js("$path/swfupload/swfupload.js");
|
| 520 |
drupal_add_js($settings, 'setting');
|
| 521 |
jquery_plugin_add('tablednd');
|
| 522 |
jquery_plugin_add('csspngfix');
|
| 523 |
|
| 524 |
return $element;
|
| 525 |
}
|
| 526 |
|
| 527 |
/**
|
| 528 |
* Theme function for the swfupload form element
|
| 529 |
*/
|
| 530 |
function theme_swfupload_button($element) {
|
| 531 |
drupal_add_css(drupal_get_path('module', 'swfupload') .'/swfupload.css');
|
| 532 |
|
| 533 |
// Force the classes swfupload_button and disabled to be added to the button
|
| 534 |
$element['#attributes']['class'] .= ' swfupload_button disabled';
|
| 535 |
|
| 536 |
$title = ($element['#title']) ? $element['#title'] : t('Upload new !file', array('!file' => ($element['#max_files'] > 1 ? t('file(s)') : t('file'))));
|
| 537 |
$output[] = '<div id="'. $element['#id'] .'" '. drupal_attributes($element['#attributes']) .'>';
|
| 538 |
$output[] = ' <div class="swfupload-wrapper">';
|
| 539 |
$output[] = ' <div id="'. $element['#name'] .'-swfwrapper"> </div>';
|
| 540 |
$output[] = ' </div>';
|
| 541 |
$output[] = ' <div class="left"> </div>';
|
| 542 |
$output[] = ' <div class="center">'. $title .'</div>';
|
| 543 |
$output[] = ' <div class="right"> </div>';
|
| 544 |
$output[] = '</div>';
|
| 545 |
if ($element['#description']) {
|
| 546 |
$output[] = ' <div class="description">'. $element['#description'] .'</div>';
|
| 547 |
}
|
| 548 |
return join("\n", $output);
|
| 549 |
}
|
| 550 |
|
| 551 |
/**
|
| 552 |
* Checks the existence of the given filepath
|
| 553 |
*/
|
| 554 |
function swfupload_check_directory($element) {
|
| 555 |
$file_directory_path = file_directory_path();
|
| 556 |
$filepath = str_replace("%file_directory_path", $file_directory_path, $element['#filepath']);
|
| 557 |
if (($filepath !== $file_directory_path) && (!strstr($filepath, $file_directory_path. '/'))) {
|
| 558 |
if (strpos($filepath, '/') !== 0) {
|
| 559 |
$filepath = "/$filepath";
|
| 560 |
}
|
| 561 |
$filepath = $file_directory_path . $filepath;
|
| 562 |
}
|
| 563 |
file_check_directory($filepath, FILE_CREATE_DIRECTORY);
|
| 564 |
|
| 565 |
$element['#filepath'] = "$filepath/";
|
| 566 |
return $element;
|
| 567 |
}
|
| 568 |
|
| 569 |
/**
|
| 570 |
* Helper function to replace instance elements class keys to classname keys
|
| 571 |
* Safari hangs if you use 'class' in javascript
|
| 572 |
*/
|
| 573 |
function _class_to_classname(&$element) {
|
| 574 |
$element['classname'] = $element['class'];
|
| 575 |
unset($element['class']);
|
| 576 |
}
|
| 577 |
|
| 578 |
/**
|
| 579 |
* Calculates the amount of bytes for a given MB
|
| 580 |
*/
|
| 581 |
function _mb_to_bytes(&$result, $elements = array()) {
|
| 582 |
foreach ($elements as $key) {
|
| 583 |
$result[$key] = $result[$key] * 1024 *1024;
|
| 584 |
}
|
| 585 |
}
|
| 586 |
|
| 587 |
/**
|
| 588 |
* Generates an unique key, used for validating upload requests
|
| 589 |
*/
|
| 590 |
function _post_key() {
|
| 591 |
global $user;
|
| 592 |
return bin2hex("$user->uid*". md5(($user->uid ? $user->sid : $_SERVER['REMOTE_ADDR'])));
|
| 593 |
}
|
| 594 |
|
| 595 |
/**
|
| 596 |
* Converts an hexadecimal string to binairy
|
| 597 |
*/
|
| 598 |
function hex2bin($h) {
|
| 599 |
if (!is_string($h)) return null;
|
| 600 |
$r='';
|
| 601 |
for ($a=0; $a<strlen($h); $a+=2) { $r.=chr(hexdec($h{$a}.$h{($a+1)})); }
|
| 602 |
return $r;
|
| 603 |
}
|
| 604 |
|
| 605 |
/**
|
| 606 |
* Copied from json_server module
|
| 607 |
* Decodes a json string for systems with older versions (< PHP 5)
|
| 608 |
*/
|
| 609 |
function _swfupload_parse_json($v) {
|
| 610 |
// PHP 5 only
|
| 611 |
if (function_exists('json_decode')) {
|
| 612 |
return json_decode($v);
|
| 613 |
}
|
| 614 |
if ($v{0} == '"') {
|
| 615 |
$v = substr($v, 1, -1);
|
| 616 |
}
|
| 617 |
elseif ($v{0} == '{') {
|
| 618 |
$var = explode(",", substr($v, 1, -2));
|
| 619 |
$v = array();
|
| 620 |
foreach ($var as $value) {
|
| 621 |
$va = explode(":", $value);
|
| 622 |
$v[$va[0]] = drupal_parse_json($va[1]);
|
| 623 |
}
|
| 624 |
}
|
| 625 |
elseif ($v{0} == '[') {
|
| 626 |
$var = explode(",", substr($v, 1, -2));
|
| 627 |
$v = array();
|
| 628 |
foreach ($var as $value) {
|
| 629 |
$v[] = drupal_parse_json($va[0]);
|
| 630 |
}
|
| 631 |
}
|
| 632 |
return $v;
|
| 633 |
}
|
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