filebrowser.pages.inc in Filebrowser 7.3

Several support functions for filebrowser

File

filebrowser.pages.inc

<?php

/**
 * @file
 *
 * Several support functions for filebrowser
 */

/* This file is part of "filebrowser".
 *    Copyright 2010, arNuméral
 *    Author : Yoran Brault
 *    eMail  : yoran.brault@bad_arnumeral.fr (remove bad_ before sending an email)
 *    Site   : http://www.arnumeral.fr
 *
 * "filebrowser" is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * "filebrowser" is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with "filebrowser"; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */

/**
 * Callback for filebrowser_download/%node menu.
 * @param $fid
 * @return null|string
 */
function filebrowser_page_download($fid) {
  $cleanup = NULL;
  $files_fid = NULL;
  if (strpos($fid, ':')) {
    list($fid, $files_fid) = explode(':', $fid);
    $files_fid = explode(',', $files_fid);
  }
  $content = _filebrowser_node_content_load($fid);

  //debug($content, 'content line 42 function filebrowser_page_download');
  $node = NULL;
  $target = NULL;
  if ($content) {
    $node = node_load($content['nid']);
    $target = _filebrowser_encoding_to_fs($node, _filebrowser_get_node_root($node) . $content['path']);
  }
  if (!$content || !$node || !_filebrowser_can_download_file($node) || !$target) {

    //debug($content); debug($node); //debug($target);
    drupal_access_denied();
    exit;
  }

  //  debug($target, '$target @ function filebrowser_page_download');
  if (is_s3_filesystem($target)) {
    $is_s3 = true;
    $client = awssdk_get_client('s3');
    $client
      ->registerStreamWrapper();
  }
  else {
    $is_s3 = false;
  }
  if (is_dir($target)) {
    if (!function_exists("zip_open")) {
      drupal_set_message(t("No ZIP support found in PHP installation, please contact your administrator"));
      return;
    }
    if ($is_s3) {

      // Creation of archive handled by s3_fb module
      $target = s3_create_archive($target, $node, $fid, $files_fid);
    }
    else {
      $zip = new ZipArchive();
      $target = file_directory_temp() . "/filebrowser_" . _filebrowser_safe_basename($target) . ".zip";
      $cleanup = $target;
      if (!file_exists(_filebrowser_safe_dirname($target))) {
        mkdir(_filebrowser_safe_dirname($target), 0777, TRUE);
      }
      if (file_exists($target)) {
        unlink($target);
      }
      _filebrowser_load_files($node, $fid);
      if ($zip
        ->open($target, ZIPARCHIVE::CREATE) === TRUE) {
        foreach ($node->file_listing as $file_name => $file_data) {
          if ($file_data['kind'] === 0 && (!$files_fid || in_array($file_data['fid'], $files_fid))) {
            $fs_filename = realpath(_filebrowser_encoding_to_fs($node, _filebrowser_get_node_root($node) . "/" . $file_data['relative-path']));
            $zip
              ->addFile($fs_filename, $file_name);
          }
        }
        $zip
          ->close();
      }
      else {
        return t("Unable to create temporary zip file '@file'", array(
          '@file' => $target,
        ));
      }
    }
  }
  $decoded_file = _filebrowser_encoding_from_fs($node, $target);
  $result = module_invoke_all('filebrowser_download_manager_process', 'private', $target, $decoded_file, !empty($node->folder_rights->force_download));
  if ($result) {
    if ($cleanup && file_exists($cleanup)) {
      unlink($cleanup);
    }
  }
  else {
    drupal_access_denied();
  }
  exit;
}
function filebrowser_form_metadata($form, &$form_state, $fid) {
  $content = _filebrowser_node_content_load($fid);
  $node = node_load($content['nid']);
  _filebrowser_load_files($node, $fid);
  $form['#node'] = $node;
  foreach ($node->file_listing as $name => &$file) {
    if ($name != '.') {
      $form[$file['fid']] = array(
        '#type' => 'fieldset',
        '#title' => $file['display-name'],
        '#tree' => TRUE,
        '#collapsible' => TRUE,
        '#collapsed' => TRUE,
      );
      $form[$file['fid']]['thumbnail'] = array(
        '#type' => 'markup',
        '#value' => _filebrowser_thumbnails_generate($node, $file),
      );
      foreach (_filebrowser_externals('metadata_info') as $name => $metadata) {
        if (isset($metadata['writable']) && $metadata['writable']) {
          $form[$file['fid']][$name] = array(
            '#type' => 'textarea',
            '#title' => $metadata['title'],
            '#default_value' => $file[$name],
          );
        }
      }
    }
  }
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => t('save'),
  );
  return $form;
}
function filebrowser_form_metadata_submit($form, $form_state) {
  foreach ($form['#node']->file_listing as $name => $file) {
    if (isset($file['fid']) && isset($form_state['values'][$file['fid']])) {
      module_invoke_all('filebrowser_metadata_set', $file, $form_state['values'][$file['fid']]);
    }
  }
  drupal_goto("node/{$form['#node']->nid}/{$form['#node']->file_listing['.']['fid']}");
}
function filebrowser_page_delete($fids) {
  $files_fid = explode(',', $fids);
  return drupal_get_form('filebrowser_form_delete_confirm', $files_fid);
}
function filebrowser_page_rename($fids) {
  $files_fid = explode(',', $fids);
  return drupal_get_form('filebrowser_form_rename', $files_fid);
}
function filebrowser_update_thumbnails($fids) {
  if (!is_array($fids)) {
    $fids = array(
      $fids,
    );
  }
  $batch = array(
    'operations' => array(),
    'title' => t('Processing Thumbnail Updating'),
    'init_message' => t('Thumbnail updating is starting.'),
    'progress_message' => t('Processed @current out of @total thumbnails.'),
    'error_message' => t('Thumbnail updating has encountered an error.'),
  );
  $thumbnailers = module_implements("filebrowser_thumbnailer_prepare");
  foreach ($fids as $fid) {
    $content = _filebrowser_node_content_load($fid);
    $node = node_load($content['nid']);
    _filebrowser_load_files($node, $fid);

    //todo: check $thumbnailer variable belows because it gives IDE
    foreach ($node->file_listing as $name => &$file) {
      module_invoke($thumbnailer, "filebrowser_thumbnailer_cleanup", $node);
      foreach ($thumbnailers as $thumbnailer) {
        if ($node->file_handlers->{$thumbnailer}->enabled_thumbnailer) {
          $operations = module_invoke($thumbnailer, "filebrowser_thumbnailer_prepare", $file, $node->file_handlers->{$thumbnailer});
          if ($operations && count($operations)) {
            $batch['operations'] = array_merge($batch['operations'], $operations);
          }
        }
      }
    }
  }

  //   echo "<pre>"; var_dump($batch); exit();
  if (count($batch['operations'])) {
    batch_set($batch);
    batch_process($_GET['destination']);
  }
  else {
    drupal_set_message(t("No operation needed for thumbnail updating"));
  }
}

Functions

Name	Description
filebrowser_form_metadata
filebrowser_form_metadata_submit
filebrowser_page_delete
filebrowser_page_download	Callback for filebrowser_download/%node menu.
filebrowser_page_rename
filebrowser_update_thumbnails