first import

sites/all/modules/file_entity/views/views_handler_argument_file_type.inc

@@ -0,0 +1,34 @@
+<?php
+
+/**
+ * Argument handler to accept a file type.
+ */
+class views_handler_argument_file_type extends views_handler_argument_string {
+
+  /**
+   * Override the behavior of summary_name(). Get the user friendly version
+   * of the file type.
+   */
+  function summary_name($data) {
+    return $this->file_type($data->{$this->name_alias});
+  }
+
+  /**
+   * Override the behavior of title(). Get the user friendly version of the
+   * file type.
+   */
+  function title() {
+    return $this->file_type($this->argument);
+  }
+
+  /**
+   * Helper function to return the human-readable type of the file.
+   */
+  function file_type($type) {
+    $output = file_type_get_name($type);
+    if (empty($output)) {
+      $output = t('Unknown file type');
+    }
+    return check_plain($output);
+  }
+}

sites/all/modules/file_entity/views/views_handler_field_file_type.inc

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+<?php
+
+/**
+ * Field handler to translate a file type into its readable form.
+ */
+class views_handler_field_file_type extends views_handler_field_file {
+  function option_definition() {
+    $options = parent::option_definition();
+    $options['machine_name'] = array('default' => FALSE);
+
+    return $options;
+  }
+
+  /**
+   * Provide machine_name option for to file type display.
+   */
+  function options_form(&$form, &$form_state) {
+    parent::options_form($form, $form_state);
+
+    $form['machine_name'] = array(
+      '#title' => t('Output machine name'),
+      '#description' => t('Display field as the file type machine name.'),
+      '#type' => 'checkbox',
+      '#default_value' => !empty($this->options['machine_name']),
+      '#fieldset' => 'more',
+    );
+  }
+
+  /**
+    * Render file type as human readable name, unless using machine_name option.
+    */
+  function render_name($data, $values) {
+    if ($this->options['machine_name'] != 1 && $data !== NULL && $data !== '') {
+      return t($this->sanitize_value(file_type_get_name($data)));
+    }
+    return $this->sanitize_value($data);
+  }
+
+  function render($values) {
+    $value = $this->get_value($values);
+    return $this->render_link($this->render_name($value, $values), $values);
+  }
+}

sites/all/modules/file_entity/views/views_handler_filter_file_type.inc

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+<?php
+
+/**
+ * Filter by file type
+ */
+class views_handler_filter_file_type extends views_handler_filter_in_operator {
+  function get_value_options() {
+    if (!isset($this->value_options)) {
+      $this->value_title = t('File types');
+      $options = array();
+      foreach (file_type_get_names() as $type => $name) {
+        $options[$type] = t($name);
+      }
+      asort($options);
+      $this->value_options = $options;
+    }
+  }
+}

sites/all/modules/file_entity/views/views_plugin_row_file_view.inc

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+<?php
+
+/**
+ * @file
+ * Contains the file view row style plugin.
+ */
+
+/**
+ * Plugin which performs a file_view on the resulting object.
+ *
+ * Most of the code on this object is in the theme function.
+ */
+class views_plugin_row_file_view extends views_plugin_row {
+  // Basic properties that let the row style follow relationships.
+  var $base_table = 'file_managed';
+  var $base_field = 'fid';
+
+  // Stores the files loaded with pre_render.
+  var $files = array();
+
+  function option_definition() {
+    $options = parent::option_definition();
+
+    $options['view_mode'] = array('default' => 'default');
+    $options['links'] = array('default' => TRUE);
+    return $options;
+  }
+
+  function options_form(&$form, &$form_state) {
+    parent::options_form($form, $form_state);
+
+    $form['view_mode'] = array(
+      '#type' => 'select',
+      '#options' => file_entity_view_mode_labels(),
+      '#title' => t('View mode'),
+      '#default_value' => $this->options['view_mode'],
+    );
+    $form['links'] = array(
+      '#type' => 'checkbox',
+      '#title' => t('Display links'),
+      '#default_value' => $this->options['links'],
+    );
+  }
+
+  function summary_title() {
+    $view_mode_label = file_entity_view_mode_label($this->options['view_mode'], t('Unknown'));
+    return check_plain($view_mode_label);
+  }
+
+  function pre_render($values) {
+    $fids = array();
+    foreach ($values as $row) {
+      $fids[] = $row->{$this->field_alias};
+    }
+    $this->files = file_load_multiple($fids);
+  }
+
+  function render($row) {
+    $file = $this->files[$row->{$this->field_alias}];
+    $file->view = $this->view;
+    $build = file_view($file, $this->options['view_mode']);
+
+    return drupal_render($build);
+  }
+}