simpleuploads.module

<?php
/**
 * @file
 * Provides integration with the simpleuploads ckeditor plugin.
 * http://alfonsoml.blogspot.com/p/simpleuploads-plugin-for-ckeditor.html
 * NOTE: This module does not include the plugin. It just supports the use
 * of the plugin using ckeditor in Drupal 7.
 *
 * @author: Adam Kempler <akempler@gmail.com>
 */


/**
 * Implements hook_menu().
 */
function simpleuploads_menu() {
  $items = array();

  $items['admin/config/content/simpleuploads'] = array(
    'title' => 'SimpleUploads settings',
    'description' => 'Configure the SimpleUploads module',
    'page callback' => 'drupal_get_form',
    'page arguments' => array(
      'simpleuploads_settings_form',
    ),
    'access arguments' => array('administer simpleuploads'),
    'file' => 'simpleuploads.admin.inc',
    'type' => MENU_NORMAL_ITEM,
  );
  $items['simpleupload'] = array(
    'title' => 'Simpleuploads',
    'page callback' => 'simpleupload',
    'access arguments' => array('use simpleuploads'),
    'type' => MENU_CALLBACK,
  );
  return $items;
}


/**
 * Implements hook_permission().
 */
function simpleuploads_permission() {
  return array(
    'administer simpleuploads' => array(
      'title' => t('Administer the SimpleUploads module'),
    ),
    'use simpleuploads' => array(
      'title' => t('Use SimpleUploads for file uploads'),
    ),
  );
}


/**
 * Provide integration with the simpleuploads ckeditor plugin.
 * Menu callback.
 */
function simpleupload() {

  if (isset($_FILES['upload'])) {

    // Get and clean the filename.
    $file_name = isset($_FILES['upload']['name']) ? $_FILES['upload']['name'] : '';
    $file_name = preg_replace('/[^\w\._]+/', '', $file_name);

    // Some tweaking because
    // file_save_upload() expects the $_FILES to be populated like this:
    $_FILES['files']['name']['upload'] = $file_name;
    $_FILES['files']['type']['upload'] = $_FILES['upload']['type'];
    $_FILES['files']['tmp_name']['upload'] = $_FILES['upload']['tmp_name'];
    $_FILES['files']['size']['upload'] = $_FILES['upload']['size'];
    $_FILES['files']['error']['upload'] = $_FILES['upload']['error'];

    $_FILES['files']['upload'] = $_FILES['upload'];

    // TODO currently assumes public files.
    $uploaddir = variable_get('simpleuploads_uploaddir', '') . '/';
    $uploaddir = str_ireplace('//', '/', $uploaddir);
    $upload_uri = file_default_scheme() . '://' . $uploaddir;
    $created = file_prepare_directory($upload_uri, FILE_CREATE_DIRECTORY);
    //$upload_uri = 'public://' . $uploaddir . '/';
    if ($file = file_save_upload('upload', array('file_validate_is_image' => array()), $upload_uri, FILE_EXISTS_RENAME)) {
      $file->status = 1;
      // Update the file status into the database
      // (file_save_upload is temporary by default).
      $file = file_save($file);

      $imagestyle = variable_get('simpleuploads_imagestyle', 'none');
      $errors = file_validate_is_image($file);
      if(count($errors) < 1 && $imagestyle != 'none') {

        $styledef = image_style_load($imagestyle);
        $src = $upload_uri . $file_name;
        $dst = image_style_path($imagestyle, $src);
        if (count($styledef)) {
          $success = image_style_create_derivative(
              $styledef,
              $src,
              $dst
          );
        }
        // Used by the simpleuploads plugin.
        //$url = image_style_url($imagestyle, $upload_uri . DIRECTORY_SEPARATOR . $file_name);
        $url = file_create_url($dst);
      }
      else {
        $import_path = file_stream_wrapper_get_instance_by_uri('public://')->getDirectoryPath() . DIRECTORY_SEPARATOR . $uploaddir;
        $to = $import_path . $file_name;
        $url = file_create_url($to);
      }

      $message = t('File was successfully uploaded.');
      drupal_set_message('File successfully uploaded', 'status');

    }
    else {
      $message = 'Image upload failed for: ' . check_plain(file_stream_wrapper_get_instance_by_uri('public://')->getDirectoryPath() . DIRECTORY_SEPARATOR . $uploaddir . DIRECTORY_SEPARATOR . $file_name);
      drupal_set_message('File upload was unsuccessful', 'error');
    }
  }

  // Required: Function number as indicated by CKEditor.
  $funcnum = $_GET['CKEditorFuncNum'];
  echo "<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction($funcnum, '$url', '$message')</script>";
}


/**
 * Implements hook_page_build().
 */
function simpleuploads_page_build(&$page) {

  if (arg(0) == 'node' && (arg(1) == 'add' || arg(2) == 'edit') && variable_get('simpleuploads_responsive', 0)) {
    drupal_add_js(drupal_get_path('module', 'simpleuploads') . '/js/simpleuploads.js');
  }
}