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file_entity.pages.inc
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file_entity.pages.inc
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<?php
/**
* @file
* Supports file operations including View, Edit, and Delete.
*/
/**
* Menu callback; view a single file entity.
*/
function file_entity_view_page($file) {
drupal_set_title($file->filename);
$uri = entity_uri('file', $file);
// Set the file path as the canonical URL to prevent duplicate content.
drupal_add_html_head_link(array('rel' => 'canonical', 'href' => url($uri['path'], $uri['options'])), TRUE);
// Set the non-aliased path as a default shortlink.
drupal_add_html_head_link(array('rel' => 'shortlink', 'href' => url($uri['path'], array_merge($uri['options'], array('alias' => TRUE)))), TRUE);
return file_view($file, 'full');
}
/**
* Form submission handler for file_entity_delete_form().
*/
function file_entity_delete_form_submit($form, &$form_state) {
if ($form_state['values']['confirm'] && $file = file_load($form_state['values']['fid'])) {
// Use file_delete_multiple() rather than file_delete() since we want to
// avoid unwanted validation and usage checking.
file_delete_multiple(array($file->fid));
$args = array(
'@type' => file_entity_type_get_name($file),
'%title' => entity_label('file', $file),
);
watchdog('file', '@type: deleted %title.', $args);
drupal_set_message(t('@type %title has been deleted.', $args));
}
$form_state['redirect'] = '<front>';
// Clear the page and block caches.
cache_clear_all();
}
/**
* Form constructor for file deletion confirmation form.
*
* @param array $files
* An array of file objects.
*/
function file_entity_multiple_delete_form($form, &$form_state, array $files) {
$form['files'] = array(
'#prefix' => '<ul>',
'#suffix' => '</ul>',
'#tree' => TRUE,
);
$files_have_usage = FALSE;
foreach ($files as $fid => $file) {
$title = entity_label('file', $file);
$usage = file_usage_list($file);
if (!empty($usage)) {
$files_have_usage = TRUE;
$title = t('@title (in use)', array('@title' => $title));
}
else {
$title = check_plain($title);
}
$form['files'][$fid] = array(
'#type' => 'hidden',
'#value' => $fid,
'#prefix' => '<li>',
'#suffix' => $title . "</li>\n",
);
}
$form['operation'] = array(
'#type' => 'hidden',
'#value' => 'delete',
);
$description = t('This action cannot be undone.');
if ($files_have_usage) {
$description .= ' ' . t('Some of the files are currently in use and may cause problems if deleted.');
}
return confirm_form(
$form,
format_plural(count($files), 'Are you sure you want to delete this file?', 'Are you sure you want to delete these files?'),
'admin/content/file',
$description,
t('Delete')
);
}
/**
* Form submission handler for file_entity_multiple_delete_form().
*/
function file_entity_multiple_delete_form_submit($form, &$form_state) {
if ($form_state['values']['confirm'] && $fids = array_keys($form_state['values']['files'])) {
file_delete_multiple($fids);
$count = count($fids);
watchdog('file', 'Deleted @count files.', array('@count' => $count));
drupal_set_message(format_plural($count, 'Deleted one file.', 'Deleted @count files.'));
}
$form_state['redirect'] = 'admin/content/file';
// Clear the page and block caches.
cache_clear_all();
}
function file_entity_upload_archive_form($form, &$form_state) {
$options = array(
'file_extensions' => archiver_get_extensions(),
);
$form['upload'] = array(
'#type' => 'managed_file',
'#title' => t('Upload an archive file'),
'#upload_location' => NULL, // Upload to the temporary directory.
'#upload_validators' => file_entity_get_upload_validators($options),
'#progress_indicator' => 'bar',
'#required' => TRUE,
'#pre_render' => array('file_managed_file_pre_render', 'file_entity_upload_validators_pre_render'),
);
$form['pattern'] = array(
'#type' => 'textfield',
'#title' => t('Pattern'),
'#description' => t('Only files matching this pattern will be imported. For example, to import all jpg and gif files, the pattern would be <em>*.jpg|*.gif</em>. Use <em>.*</em> to extract all files in the archive.'),
'#default_value' => '.*',
'#required' => TRUE,
);
$form['actions'] = array('#type' => 'actions');
$form['actions']['submit'] = array(
'#type' => 'submit',
'#value' => t('Submit'),
);
form_load_include($form_state, 'inc', 'file_entity', 'file_entity.pages');
return $form;
}
/**
* Upload a file.
*/
function file_entity_upload_archive_form_submit($form, &$form_state) {
$form_state['files'] = array();
if ($archive = file_load($form_state['values']['upload'])) {
if ($archiver = archiver_get_archiver($archive->uri)) {
$files = $archiver->listContents();
$extract_dir = file_default_scheme() . '://' . pathinfo($archive->filename, PATHINFO_FILENAME);
$extract_dir = file_destination($extract_dir, FILE_EXISTS_RENAME);
if (!file_prepare_directory($extract_dir, FILE_MODIFY_PERMISSIONS | FILE_CREATE_DIRECTORY)) {
throw new Exception(t('Unable to prepar, e directory %dir for extraction.', array('%dir' => $extract_dir)));
}
$archiver->extract($extract_dir);
$pattern = '/' . $form_state['values']['pattern'] . '/';
if ($files = file_scan_directory($extract_dir, $pattern)) {
foreach ($files as $file) {
$file->status = FILE_STATUS_PERMANENT;
$file->uid = $archive->uid;
file_save($file);
$form_state['files'][$file->fid] = $file;
}
}
drupal_set_message(t('Extracted %file and added @count new files.', array('%file' => $archive->filename, '@count' => count($files))));
}
else {
throw new Exception(t('Cannot extract %file, not a valid archive.', array('%file' => $archive->uri)));
}
}
// Redirect to the file edit page.
if (file_entity_access('edit') && module_exists('multiform')) {
$destination = array('destination' => 'admin/content/file');
if (isset($_GET['destination'])) {
$destination = drupal_get_destination();
unset($_GET['destination']);
}
$form_state['redirect'] = array('admin/content/file/edit-multiple/' . implode(' ', array_keys($form_state['files'])), array('query' => $destination));
}
else {
$form_state['redirect'] = 'admin/content/file';
}
}