From 29a6913890a675ddf1a9239b4407f105e02dc95d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ctibor=20Bran=C4=8D=C3=ADk?= <ctibor@brancik.cz>
Date: Sun, 20 Mar 2016 19:27:01 +0100
Subject: Added drupal modules for site

---
 .../all/modules/file_entity/file_entity.field.inc  | 426 +++++++++++++++++++++
 1 file changed, 426 insertions(+)
 create mode 100644 sites/all/modules/file_entity/file_entity.field.inc

(limited to 'sites/all/modules/file_entity/file_entity.field.inc')

diff --git a/sites/all/modules/file_entity/file_entity.field.inc b/sites/all/modules/file_entity/file_entity.field.inc
new file mode 100644
index 000000000..4b039b632
--- /dev/null
+++ b/sites/all/modules/file_entity/file_entity.field.inc
@@ -0,0 +1,426 @@
+<?php
+
+/**
+ * @file
+ * Field API integration for the file_entity module.
+ */
+
+/**
+ * Implements hook_field_formatter_info().
+ */
+function file_entity_field_formatter_info() {
+  $info['file_rendered'] = array(
+    'label' => t('Rendered file'),
+    'description' => t('Display the file in a specific view mode'),
+    'field types' => array('file', 'image'),
+    'settings' => array(
+      'file_view_mode' => 'default',
+    ),
+    'file formatter' => array(
+      'hidden' => TRUE,
+    ),
+  );
+  $info['file_download_link'] = array(
+    'label' => t('Download link'),
+    'description' => t('Displays a link that will force the browser to download the file.'),
+    'field types' => array('file', 'image'),
+    'settings' => array(
+      'text' => t('Download [file:name]'),
+    ),
+  );
+  $info['file_audio'] = array(
+    'label' => t('Audio'),
+    'description' => t('Render the file using an HTML5 audio tag.'),
+    'field types' => array('file'),
+    'settings' => array(
+      'controls' => TRUE,
+      'autoplay' => FALSE,
+      'loop' => FALSE,
+      'preload' => '',
+      'multiple_file_behavior' => 'tags',
+    ),
+    'file formatter' => array(
+      'mime types' => array('audio/*'),
+    ),
+  );
+  $info['file_video'] = array(
+    'label' => t('Video'),
+    'description' => t('Render the file using an HTML5 video tag.'),
+    'field types' => array('file'),
+    'settings' => array(
+      'controls' => TRUE,
+      'autoplay' => FALSE,
+      'loop' => FALSE,
+      'muted' => FALSE,
+      'width' => NULL,
+      'height' => NULL,
+      'preload' => '',
+      'multiple_file_behavior' => 'tags',
+    ),
+    'file formatter' => array(
+      'mime types' => array('video/*'),
+    ),
+  );
+  return $info;
+}
+
+/**
+ * Implements hook_field_formatter_info_alter().
+ */
+function file_entity_field_formatter_info_alter(&$info) {
+  // Add descriptions to core formatters.
+  $descriptions = array(
+    'file_default' => t('Create a simple link to the file. The link is prefixed by a file type icon and the name of the file is used as the link text'),
+    'file_table' => t('Build a two-column table where the first column contains a generic link to the file and the second column displays the size of the file.'),
+    'file_url_plain' => t('Display a plain text URL to the file.'),
+    'image' => t('Format the file as an image. The image can be displayed using an image style and can optionally be linked to the image file itself or its parent content.'),
+  );
+  foreach ($descriptions as $key => $description) {
+    if (isset($info[$key]) && empty($info[$key]['description'])) {
+      $info[$key]['description'] = $description;
+    }
+  }
+
+  // Formatters that can be used for images but not files, should have a
+  // default mimetype restriction added to the image/* mime type for use with
+  // file formatters.
+  foreach ($info as &$formatter) {
+    if (!isset($formatter['file formatter']) && in_array('image', $formatter['field types']) && !in_array('file', $formatter['field types'])) {
+      $formatter['file formatter']['mime types'] = array('image/*');
+    }
+  }
+}
+
+/**
+ * Implements hook_field_formatter_settings_form().
+ */
+function file_entity_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
+  $display = $instance['display'][$view_mode];
+  $settings = $display['settings'];
+  $element = array();
+
+  if ($display['type'] == 'file_rendered') {
+    $element['file_view_mode'] = array(
+      '#title'   => t('View mode'),
+      '#type'    => 'select',
+      '#options' => file_entity_view_mode_labels(),
+      '#default_value' => $settings['file_view_mode'],
+      // Never empty, so no #empty_option
+    );
+  }
+  elseif ($display['type'] == 'file_download_link') {
+    $element['text'] = array(
+      '#type' => 'textfield',
+      '#title' => t('Link text'),
+      '#description' => t('This field support tokens.'),
+      '#default_value' => $settings['text'],
+      '#required' => TRUE,
+    );
+  }
+  elseif ($display['type'] == 'file_audio') {
+    $element['controls'] = array(
+      '#title' => t('Show audio controls'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['controls'],
+    );
+    $element['autoplay'] = array(
+      '#title' => t('Autoplay'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['autoplay'],
+    );
+    $element['loop'] = array(
+      '#title' => t('Loop'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['loop'],
+    );
+    $element['preload'] = array(
+      '#title' => t('Preload'),
+      '#type' => 'select',
+      '#default_value' => $settings['preload'],
+      '#options' => drupal_map_assoc(array('none', 'auto', 'metadata')),
+      '#empty_option' => 'unspecified',
+    );
+    $element['multiple_file_behavior'] = array(
+      '#title' => t('Display of multiple files'),
+      '#type' => 'radios',
+      '#options' => array(
+        'tags' => t('Use multiple @tag tags, each with a single source', array('@tag' => '<audio>')),
+        'sources' => t('Use multiple sources within a single @tag tag', array('@tag' => '<audio>')),
+      ),
+      '#default_value' => $settings['multiple_file_behavior'],
+      // Hide this setting in the manage file display configuration.
+      '#access' => !empty($field),
+    );
+
+  }
+  elseif ($display['type'] == 'file_video') {
+    $element['controls'] = array(
+      '#title' => t('Show video controls'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['controls'],
+    );
+    $element['autoplay'] = array(
+      '#title' => t('Autoplay'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['autoplay'],
+    );
+    $element['loop'] = array(
+      '#title' => t('Loop'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['loop'],
+    );
+    $element['muted'] = array(
+      '#title' => t('Muted'),
+      '#type' => 'checkbox',
+      '#default_value' => $settings['muted'],
+    );
+    $element['width'] = array(
+      '#type' => 'textfield',
+      '#title' => t('Width'),
+      '#default_value' => $settings['width'],
+      '#size' => 5,
+      '#maxlength' => 5,
+      '#field_suffix' => t('pixels'),
+    );
+    $element['height'] = array(
+      '#type' => 'textfield',
+      '#title' => t('Height'),
+      '#default_value' => $settings['height'],
+      '#size' => 5,
+      '#maxlength' => 5,
+      '#field_suffix' => t('pixels'),
+    );
+    $element['preload'] = array(
+      '#title' => t('Preload'),
+      '#type' => 'select',
+      '#default_value' => $settings['preload'],
+      '#options' => drupal_map_assoc(array('none', 'auto', 'metadata')),
+      '#empty_option' => 'unspecified',
+    );
+    $element['multiple_file_behavior'] = array(
+      '#title' => t('Display of multiple files'),
+      '#type' => 'radios',
+      '#options' => array(
+        'tags' => t('Use multiple @tag tags, each with a single source', array('@tag' => '<video>')),
+        'sources' => t('Use multiple sources within a single @tag tag', array('@tag' => '<video>')),
+      ),
+      '#default_value' => $settings['multiple_file_behavior'],
+      // Hide this setting in the manage file display configuration.
+      '#access' => !empty($field),
+    );
+  }
+
+  return $element;
+}
+
+/**
+ * Implements hook_field_formatter_settings_summary().
+ */
+function file_entity_field_formatter_settings_summary($field, $instance, $view_mode) {
+  $display = $instance['display'][$view_mode];
+  $settings = $display['settings'];
+  $summary = array();
+
+  if ($display['type'] === 'file_rendered') {
+    $view_mode_label = file_entity_view_mode_label($settings['file_view_mode'], t('Unknown'));
+    $summary[] = t('View mode: %mode', array('%mode' => $view_mode_label));
+  }
+  elseif ($display['type'] == 'file_download_link') {
+    $summary[] = t('Link text: %text', array('%text' => $settings['text']));
+  }
+  elseif ($display['type'] === 'file_audio') {
+    if (isset($settings['controls'])) {
+      $summary[] = t('Controls: %controls', array('%controls' => $settings['controls'] ? 'visible' : 'hidden'));
+    }
+    if (isset($settings['autoplay'])) {
+      $summary[] = t('Autoplay: %autoplay', array('%autoplay' => $settings['autoplay'] ? t('yes') : t('no')));
+    }
+    if (isset($settings['loop'])) {
+      $summary[] = t('Loop: %loop', array('%loop' => $settings['loop'] ? t('yes') : t('no')));
+    }
+    if (!empty($settings['preload'])) {
+      $summary[] = t('Preload: %preload', array('%preload' => $settings['preload']));
+    }
+    if (isset($settings['multiple_file_behavior'])) {
+      $summary[] = t('Multiple files: %multiple', array('%multiple' => $settings['multiple_file_behavior']));
+    }
+  }
+  elseif ($display['type'] === 'file_video') {
+    if (isset($settings['controls'])) {
+      $summary[] = t('Controls: %controls', array('%controls' => $settings['controls'] ? 'visible' : 'hidden'));
+    }
+    if (isset($settings['autoplay'])) {
+      $summary[] = t('Autoplay: %autoplay', array('%autoplay' => $settings['autoplay'] ? t('yes') : t('no')));
+    }
+    if (isset($settings['loop'])) {
+      $summary[] = t('Loop: %loop', array('%loop' => $settings['loop'] ? t('yes') : t('no')));
+    }
+    if (isset($settings['muted'])) {
+      $summary[] = t('Muted: %muted', array('%muted' => $settings['muted'] ? t('yes') : t('no')));
+    }
+    if ($settings['width'] && $settings['height']) {
+      $summary[] = t('Size: %width x %height', array('%width' => $settings['width'], '%height' => $settings['height']));
+    }
+    if (!empty($settings['preload'])) {
+      $summary[] = t('Preload: %preload', array('%preload' => $settings['preload']));
+    }
+    if (isset($settings['multiple_file_behavior'])) {
+      $summary[] = t('Multiple files: %multiple', array('%multiple' => $settings['multiple_file_behavior']));
+    }
+  }
+
+  return implode('<br />', $summary);
+}
+
+/**
+ * Implements hook_field_formatter_view().
+ */
+function file_entity_field_formatter_view($entity_type, $entity, $field, $instance, $langcode, $items, $display) {
+  $settings = $display['settings'];
+  $element = array();
+
+  if ($display['type'] == 'file_rendered') {
+    $view_mode = $settings['file_view_mode'];
+
+    // To prevent infinite recursion caused by reference cycles, we store
+    // diplayed nodes in a recursion queue.
+    $recursion_queue = &drupal_static(__FUNCTION__, array());
+
+    // If no 'referencing entity' is set, we are starting a new 'reference
+    // thread' and need to reset the queue.
+    // @todo Bug: $entity->referencing_entity on files referenced in a different
+    // thread on the page.
+    // E.g: 1 references 1+2 / 2 references 1+2 / visit homepage.
+    // We'd need a more accurate way...
+    if (!isset($entity->referencing_entity)) {
+      $recursion_queue = array();
+    }
+
+    // The recursion queue only needs to track files.
+    if ($entity_type == 'file') {
+      list($id) = entity_extract_ids($entity_type, $entity);
+      $recursion_queue[$id] = $id;
+    }
+
+    // Prevent 'empty' fields from causing a WSOD.
+    $items = array_filter($items);
+
+    // Check the recursion queue to determine which nodes should be fully
+    // displayed, and which nodes will only be displayed as a title.
+    $files_display = array();
+    foreach ($items as $delta => $item) {
+      if (!isset($recursion_queue[$item['fid']])) {
+        $files_display[$item['fid']] = file_load($item['fid']);
+        if (!empty($item['description'])) {
+          $files_display[$item['fid']]->description = $item['description'];
+        }
+      }
+    }
+
+    // Load and build the fully displayed nodes.
+    if ($files_display) {
+      foreach ($files_display as $fid => $file) {
+        $files_display[$fid]->referencing_entity = $entity;
+        $files_display[$fid]->referencing_entity_type = $entity_type;
+        $files_display[$fid]->referencing_field = $field['field_name'];
+      }
+      $output = file_view_multiple($files_display, $view_mode);
+      // Remove the first level from the output array.
+      $files_built = reset($output);
+    }
+
+    // Assemble the render array.
+    foreach ($items as $delta => $item) {
+      if (isset($files_built[$item['fid']])) {
+        $element[$delta] = $files_built[$item['fid']];
+      }
+    }
+  }
+  elseif ($display['type'] == 'file_download_link') {
+    foreach ($items as $delta => $item) {
+      $file = (object) $item;
+      if (file_entity_access('download', $file)) {
+        $element[$delta] = array(
+          '#theme' => 'file_entity_download_link',
+          '#file' => $file,
+          '#text' => $settings['text'],
+        );
+      }
+    }
+  }
+  elseif ($display['type'] == 'file_audio') {
+    $multiple_file_behavior = $settings['multiple_file_behavior'];
+
+    // Prevent 'empty' fields from causing a WSOD.
+    $items = array_filter($items);
+
+    // Build an array of sources for each <audio> element.
+    $source_lists = array();
+    if ($multiple_file_behavior == 'tags') {
+      foreach ($items as $delta => $item) {
+        if ($item['type'] == 'audio') {
+          $source_lists[$delta] = array($item);
+        }
+      }
+    }
+    else {
+      foreach ($items as $delta => $item) {
+        if ($item['type'] == 'audio') {
+          $source_lists[0][$delta] = $item;
+        }
+      }
+    }
+
+    // Render each source list as an <audio> element.
+    foreach ($source_lists as $delta => $sources) {
+      $element[$delta] = array(
+        '#theme' => 'file_entity_file_audio',
+        '#files' => $sources,
+        '#controls' => $settings['controls'],
+        '#autoplay' => $settings['autoplay'],
+        '#loop' => $settings['loop'],
+        '#preload' => $settings['preload'],
+      );
+    }
+  }
+  elseif ($display['type'] == 'file_video') {
+    $multiple_file_behavior = $settings['multiple_file_behavior'];
+
+    // Prevent 'empty' fields from causing a WSOD.
+    $items = array_filter($items);
+
+    // Build an array of sources for each <video> element.
+    $source_lists = array();
+    if ($multiple_file_behavior == 'tags') {
+      foreach ($items as $delta => $item) {
+        if ($item['type'] == 'video') {
+          $source_lists[$delta] = array($item);
+        }
+      }
+    }
+    else {
+      foreach ($items as $delta => $item) {
+        if ($item['type'] == 'video') {
+          $source_lists[0][$delta] = $item;
+        }
+      }
+    }
+
+    // Render each source list as an <video> element.
+    foreach ($source_lists as $delta => $sources) {
+      $element[$delta] = array(
+        '#theme' => 'file_entity_file_video',
+        '#files' => $sources,
+        '#controls' => $settings['controls'],
+        '#autoplay' => $settings['autoplay'],
+        '#loop' => $settings['loop'],
+        '#muted' => $settings['muted'],
+        '#width' => $settings['width'],
+        '#height' => $settings['height'],
+        '#preload' => $settings['preload'],
+      );
+    }
+  }
+
+  return $element;
+}
-- 
cgit v1.2.3