first import
This commit is contained in:
Bachir Soussi Chiadmi
190
sites/all/modules/file_entity/file_entity.pages.inc
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190
sites/all/modules/file_entity/file_entity.pages.inc
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<?php
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/**
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* @file
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* Supports file operations including View, Edit, and Delete.
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*/
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/**
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* Menu callback; view a single file entity.
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*/
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function file_entity_view_page($file) {
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// @todo Implement granular editorial access: http://drupal.org/node/696970.
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// In the meantime, protect information about private files from being
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// discovered by unprivileged users. File IDs are autoincrement, so one can
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// attempt discovery by trying to access different media/ID paths. See also
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// media_browser_list(). This logic potentially belongs within
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// media_access(), but that would require extending that function's
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// signature to accept a $file paramter, and this is temporary code anyway.
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if (!user_access('administer files') && (file_uri_scheme($file->uri) === 'private')) {
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return MENU_ACCESS_DENIED;
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}
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drupal_set_title($file->filename);
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return file_view($file, 'full');
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}
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/**
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* Menu callback; presents the Media editing form.
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*/
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function file_entity_page_edit($file) {
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drupal_set_title(t('<em>Edit @type</em> @title', array('@type' => $file->type, '@title' => $file->filename)), PASS_THROUGH);
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return drupal_get_form('file_entity_edit', $file);
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}
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/**
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* Form builder: Builds the edit file form.
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*/
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function file_entity_edit($form, &$form_state, $file) {
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$form_state['file'] = $file;
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$form['#attributes']['class'][] = 'file-form';
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if (!empty($file->type)) {
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$form['#attributes']['class'][] = 'file-' . $file->type . '-form';
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}
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// Basic file information.
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// These elements are just values so they are not even sent to the client.
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foreach (array('fid', 'type', 'uid', 'timestamp') as $key) {
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$form[$key] = array(
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'#type' => 'value',
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'#value' => isset($file->$key) ? $file->$key : NULL,
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);
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}
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$form['filename'] = array(
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'#type' => 'textfield',
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'#title' => t('Name'),
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'#default_value' => $file->filename,
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'#required' => TRUE,
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'#maxlength' => 255,
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'#weight' => -10,
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);
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$form['preview'] = array(
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'#theme' => 'file_link',
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'#file' => $file,
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'#weight' => -5,
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);
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// Add the buttons.
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$form['actions'] = array('#type' => 'actions');
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$form['actions']['submit'] = array(
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'#type' => 'submit',
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'#value' => t('Save'),
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'#weight' => 5,
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'#submit' => array('file_entity_edit_submit'),
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);
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$form['actions']['delete'] = array(
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'#type' => 'submit',
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'#value' => t('Delete'),
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'#weight' => 10,
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'#submit' => array('file_entity_delete_submit'),
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);
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field_attach_form('file', $file, $form, $form_state);
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return $form;
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}
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/**
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* Form validation handler for the file entity edit form.
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*/
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function file_entity_edit_validate($form, &$form_state) {
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entity_form_field_validate('file', $form, $form_state);
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}
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/**
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* Form submit handler for the media submit form.
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*/
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function file_entity_edit_submit($form, &$form_state) {
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$file = $form_state['file'];
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entity_form_submit_build_entity('file', $file, $form, $form_state);
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file_save($file);
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$form_state['redirect'] = 'file/' . $file->fid;
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}
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/**
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* Menu callback; shows delete confirmation form.
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*/
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function file_entity_page_delete($file) {
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drupal_set_title(t('<em>Delete @type</em> @title', array('@type' => $file->type, '@title' => $file->filename)), PASS_THROUGH);
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// Don't bother showing the form if the item is in use, since we won't allow
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// them to delete it anyway.
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$references = file_usage_list($file);
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if (!empty($references)) {
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return t('The file %title is in use and cannot be deleted.', array('%title' => $file->filename));
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}
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else {
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$files = array($file->fid => $file->fid);
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return drupal_get_form('file_entity_multiple_delete_confirm', $files, 'file/' . $file->fid);
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}
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}
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/**
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* Confirm form for the request to delete files.
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*
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* @param array $files
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* An array of file_ids to delete.
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*/
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function file_entity_multiple_delete_confirm($form, &$form_state, $files, $redirect_path = NULL) {
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$form['files'] = array('#tree' => TRUE);
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$form['file_titles'] = array('#theme' => 'item_list');
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$files = file_load_multiple($files);
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foreach ($files as $fid => $file) {
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$form['files'][$fid] = array(
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'#type' => 'value',
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'#value' => $fid,
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);
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$form['file_titles']['#items'][] = check_plain($file->filename);
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}
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$form['operation'] = array('#type' => 'hidden', '#value' => 'delete');
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$confirm_question = format_plural(count($files),
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'Are you sure you want to delete this file?',
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'Are you sure you want to delete these files?');
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return confirm_form($form,
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$confirm_question,
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$redirect_path,
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t('This action cannot be undone.'),
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t('Delete'),
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t('Cancel'));
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}
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/**
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* Attempt to delete files and notify the user of the result.
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*/
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function file_entity_multiple_delete_confirm_submit($form, &$form_state) {
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if ($form_state['values']['confirm']) {
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$files = file_load_multiple(array_keys($form_state['values']['files']));
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foreach ($files as $fid => $file) {
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$result = file_delete($file);
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if (is_array($result)) {
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drupal_set_message(t('The file @title is in use and cannot be deleted.', array('@title' => $file->filename)), 'warning');
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}
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elseif (!$result) {
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drupal_set_message(t('The file @title was not deleted due to an error.', array('@title' => $file->filename)), 'error');
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}
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else {
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$message = t('File @title was deleted', array('@title' => $file->filename));
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$form_state['redirect'] = user_access('administer files') ? 'admin/content/file' : '<front>';
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watchdog('file', $message);
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drupal_set_message($message);
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}
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}
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}
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}
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/**
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* Form submit handler for the Delete button on the media edit form.
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*/
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function file_entity_delete_submit($form, &$form_state) {
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$fid = $form_state['values']['fid'];
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$destination = array();
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if (isset($_GET['destination'])) {
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$destination = drupal_get_destination();
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unset($_GET['destination']);
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}
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$form_state['redirect'] = array('file/' . $fid . '/delete', array('query' => $destination));
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}
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