elfinder_ffsel.module in elFinder file manager 8.2

File

modules/elfinder_ffsel/elfinder_ffsel.module

<?php

// Main hooks to tell FielField Sources about our source
function elfinder_ffsel_filefield_sources_info() {
  $params = array();
  return elfinder_ffsel_hooks('info', $params);
}
function elfinder_ffsel_hooks($method, &$params) {
  $return = array();
  $source = 'elfinder';
  $function = 'filefield_source_' . $source . '_' . $method;
  if (function_exists($function)) {
    $result = call_user_func_array($function, $params);
    if (isset($result) && is_array($result)) {
      $return = array_merge_recursive($return, $result);
    }
    elseif (isset($result)) {
      $return[] = $result;
    }
  }
  return $return;
}

// Source specific functions

/**
 * Implementation of hook_filefield_source_info().
 */
function filefield_source_elfinder_info() {
  $source = array();
  if (!module_exists('elfinder')) {
    return $source;
  }
  $source['elfinder'] = array(
    'name' => t('elFinder'),
    'label' => t('elFinder File browser'),
    'description' => t('Uses elFinder file manager for file selection'),
    'process' => 'filefield_source_elfinder_process',
    'value' => 'filefield_source_elfinder_value',
    'weight' => -1,
  );
  return $source;
}

/**
 * Implementation of hook_menu().
 */
function filefield_source_elfinder_menu() {
  $items = array();
  $items['filefield/elfinder/%/%'] = array(
    'page callback' => 'filefield_source_elfinder_page',
    'page arguments' => array(
      2,
      3,
    ),
    'access callback' => 'filefield_edit_access',
    'access arguments' => array(
      2,
      3,
    ),
    'type' => MENU_CALLBACK,
  );
  return $items;
}

/**
 * Implementation of hook_theme().
 */
function elfinder_ffsel_theme() {
  return array(
    'filefield_source_elfinder_element' => array(
      'render element' => 'element',
    ),
  );
}

/**
 * Implementation of hook_filefield_source_settings().
 */
function filefield_source_elfinder_settings($op, $field) {
  $return = array();

  // Add settings to the FileField widget form.
  return $return;
}

/**
 * A #process callback to extend the filefield_widget element type.
 */
function filefield_source_elfinder_process($element, &$form_state, $form) {
  $instance = field_widget_instance($element, $form_state);
  $element['filefield_elfinder'] = array(
    '#weight' => 100.5,
    '#theme' => 'filefield_source_elfinder_element',
    '#filefield_source' => TRUE,
    // Required for proper theming.
    '#description' => filefield_sources_element_validation_help($element['#upload_validators']),
  );
  $filepath_id = $element['#id'] . '-elfinder-path';
  $display_id = $element['#id'] . '-elfinder-display';
  $select_id = $element['#id'] . '-elfinder-select';
  $element['filefield_elfinder']['file_path'] = array(
    '#type' => 'hidden',
    '#value' => '',
    '#attributes' => array(
      'id' => $filepath_id,
      'onchange' => "if (!jQuery('#{$select_id}').attr('disabled')) { jQuery('#{$select_id}').mousedown().disable(); jQuery('#{$display_id}').html(this.value); }",
    ),
  );
  $elfinder_function = 'window.open(\'' . url('elfinder', array(
    'query' => array(
      'app' => 'ffs',
      'field_name' => $element['#field_name'],
      'filepath_id' => $filepath_id,
      'select_id' => $select_id,
    ),
  )) . '\', \'\', \'width=760,height=560,resizable=1\'); return false;';
  $element['filefield_elfinder']['display_path'] = array(
    '#type' => 'markup',
    '#markup' => '<span id="' . $display_id . '" class="filefield-sources-elfinder-display">' . t('No file selected') . '</span> (<a class="filefield-sources-elfinder-browse" href="#" onclick="' . $elfinder_function . '">' . t('browse') . '</a>)',
  );
  $element['filefield_elfinder']['select'] = array(
    '#name' => implode('_', $element['#array_parents']) . '_elfinder_select',
    '#type' => 'submit',
    '#value' => t('Select'),
    '#validate' => array(),
    '#submit' => array(
      'filefield_sources_field_submit',
    ),
    '#limit_validation_errors' => array(
      $element['#parents'],
    ),
    '#name' => $element['#name'] . '[filefield_elfinder][button]',
    '#id' => $select_id,
    '#attributes' => array(
      'style' => 'display: none;',
    ),
    '#ajax' => array(
      'path' => 'file/ajax/' . implode('/', $element['#array_parents']) . '/' . $form['form_build_id']['#value'],
      'wrapper' => $element['#id'] . '-ajax-wrapper',
      'method' => 'replace',
      'effect' => 'fade',
    ),
  );
  return $element;
}

/**
 * A #filefield_value_callback function.
 */
function filefield_source_elfinder_value($element, &$item) {
  if (isset($item['filefield_elfinder']['file_path']) && $item['filefield_elfinder']['file_path'] != '') {
    $field = field_info_field($element['#field_name']);
    $scheme = $field['settings']['uri_scheme'];
    $wrapper = file_stream_wrapper_get_instance_by_scheme($scheme);
    $file_directory_prefix = $wrapper
      ->getDirectoryPath();
    $uri = preg_replace('/^' . preg_quote('/' . $file_directory_prefix . '/', '/') . '/', $scheme . '://', $item['filefield_elfinder']['file_path']);

    // Resolve the file path to an FID.
    $fid = db_select('file_managed', 'f')
      ->condition('uri', rawurldecode($uri))
      ->fields('f', array(
      'fid',
    ))
      ->execute()
      ->fetchField();
    if ($fid) {
      $file = file_load($fid);
      if (filefield_sources_element_validate($element, $file)) {
        $item = array_merge($item, (array) $file);
      }
    }
    else {
      if ($file = filefield_sources_save_file(elfinder_document_root() . $item['filefield_elfinder']['file_path'], $element['#upload_validators'], $element['#upload_location'])) {
        $item = array_merge($item, (array) $file);
        drupal_set_message(t('File created'));
      }
      else {
        form_error($element, t('The selected file could not be used because the file does not exist in the database.'));
      }
    }

    // No matter what happens, clear the value from the file path field.
    $item['filefield_elfinder']['file_path'] = '';
  }
}

/**
 * Theme the output of the autocomplete field.
 */
function theme_filefield_source_elfinder_element($variables) {
  $element = $variables['element'];
  $output = drupal_render_children($element);
  return '<div class="filefield-source filefield-source-elfinder clear-block">' . $output . '</div>';
}

/**
 * Implementation of hook_elfinder_js_settings
 */
function elfinder_ffsel_elfinder_js_settings($settings) {

  /* for filefield_sources support */
  $newsettings = array();
  $newsettings['connectorUrl'] = url('elfinder/connector/relative');
  if (isset($_GET['field_name'])) {
    if (preg_match("/^[a-zA-z0-9_-]+\$/", $_GET['field_name'])) {
      $newsettings['field_name'] = $_GET['field_name'];
    }
  }
  if (isset($_GET['filepath_id'])) {
    if (preg_match("/^[a-zA-z0-9_-]+\$/", $_GET['filepath_id'])) {
      $newsettings['filepath_id'] = $_GET['filepath_id'];
    }
  }
  $newsettings['commandsOptions']['getfile']['onlyURL'] = TRUE;
  $newsettings['browserscripts'][] = drupal_get_path('module', 'elfinder_ffsel') . '/ffs.callback.js';
  $newsettings['editorCallback'] = 'elfinder_ffs_callback';
  return array(
    'ffs' => $newsettings,
  );
}

Functions

Name	Description
elfinder_ffsel_elfinder_js_settings	Implementation of hook_elfinder_js_settings
elfinder_ffsel_filefield_sources_info
elfinder_ffsel_hooks
elfinder_ffsel_theme	Implementation of hook_theme().
filefield_source_elfinder_info	Implementation of hook_filefield_source_info().
filefield_source_elfinder_menu	Implementation of hook_menu().
filefield_source_elfinder_process	A #process callback to extend the filefield_widget element type.
filefield_source_elfinder_settings	Implementation of hook_filefield_source_settings().
filefield_source_elfinder_value	A #filefield_value_callback function.
theme_filefield_source_elfinder_element	Theme the output of the autocomplete field.