363 lines
13 KiB
Text
363 lines
13 KiB
Text
<?php
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/**
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* @file
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* FileField: Defines a CCK file field type.
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*
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* Uses content.module to store the fid and field specific metadata,
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* and Drupal's {files} table to store the actual file data.
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*/
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require_once dirname(__FILE__) . '/field_file.inc';
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/**
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* Implementation of hook_install().
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*/
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function filefield_install() {
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drupal_load('module', 'content');
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content_notify('install', 'filefield');
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}
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/**
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* Implementation of hook_uninstall().
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*/
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function filefield_uninstall() {
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drupal_load('module', 'content');
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content_notify('uninstall', 'filefield');
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}
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/**
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* Implementation of hook_enable().
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*/
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function filefield_enable() {
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drupal_load('module', 'content');
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content_notify('enable', 'filefield');
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}
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/**
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* Implementation of hook_disable().
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*/
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function filefield_disable() {
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drupal_load('module', 'content');
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content_notify('disable', 'filefield');
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}
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/**
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* Implementation of hook_requirements().
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*
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* Display information about getting upload progress bars working.
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*/
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function filefield_requirements($phase) {
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$requirements = array();
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// Ensure translations don't break at install time
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$t = get_t();
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// Report Drupal version
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if ($phase == 'runtime') {
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drupal_load('module', 'filefield');
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$implementation = filefield_progress_implementation();
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$apache = strpos($_SERVER['SERVER_SOFTWARE'], 'Apache') !== FALSE;
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$fastcgi = strpos($_SERVER['SERVER_SOFTWARE'], 'mod_fastcgi') !== FALSE || strpos($_SERVER["SERVER_SOFTWARE"], 'mod_fcgi') !== FALSE;
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$php_52 = version_compare(phpversion(), '5.2.0', '>');
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$description = NULL;
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if (!$apache || !$php_52) {
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$value = $t('Not enabled');
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$description = $t('Your server is not capable of displaying file upload progress. File upload progress requires PHP 5.2 and an Apache server.');
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$severity = REQUIREMENT_INFO;
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}
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elseif ($fastcgi) {
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$value = $t('Not enabled');
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$description = $t('Your server is not capable of displaying file upload progress. File upload progress requires PHP be run with mod_php and not as FastCGI.');
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$severity = REQUIREMENT_INFO;
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}
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elseif (!$implementation && extension_loaded('apc')) {
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$value = $t('Not enabled');
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$description = $t('Your server is capable of displaying file upload progress through APC, but it is not enabled. Add <code>apc.rfc1867 = 1</code> to your php.ini configuration. Alternatively, it is recommended to use <a href="http://pecl.php.net/package/uploadprogress">PECL uploadprogress</a>, which supports more than one simultaneous upload.');
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$severity = REQUIREMENT_INFO;
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}
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elseif (!$implementation) {
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$value = $t('Not enabled');
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$description = t('Your server is capable of displaying file upload progress, but does not have the required libraries. It is recommended to install the <a href="http://pecl.php.net/package/uploadprogress">PECL uploadprogress library</a> (preferred) or to install <a href="http://us2.php.net/apc">APC</a>.');
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$severity = REQUIREMENT_INFO;
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}
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elseif ($implementation == 'apc') {
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$value = $t('Enabled (<a href="http://php.net/manual/en/apc.configuration.php#ini.apc.rfc1867">APC RFC1867</a>)');
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$description = t('Your server is capable of displaying file upload progress using APC RFC1867. Note that only one upload at a time is supported. It is recommended to use the <a href="http://pecl.php.net/package/uploadprogress">PECL uploadprogress library</a> if possible.');
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$severity = REQUIREMENT_OK;
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}
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elseif ($implementation == 'uploadprogress') {
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$value = $t('Enabled (<a href="http://pecl.php.net/package/uploadprogress">PECL uploadprogress</a>)');
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$severity = REQUIREMENT_OK;
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}
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$requirements['filefield_progress'] = array(
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'title' => $t('Upload progress'),
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'value' => $value,
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'severity' => $severity,
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'description' => $description,
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);
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}
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return $requirements;
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}
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/**
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* Implementation of hook_update_last_removed().
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*/
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function filefield_update_last_removed() {
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return 3;
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}
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/**
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* Upgrade FileField to Drupal 6.
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*/
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function filefield_update_6001() {
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if ($abort = content_check_update('filefield')) {
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return $abort;
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}
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$ret = array();
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module_load_include('inc', 'content', 'includes/content.admin');
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// Rename the field type from file to filefield. adhere to module namespace.
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$ret[] = update_sql("UPDATE {content_node_field} SET type = 'filefield', module = 'filefield', active = 1 WHERE type = 'file'");
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// Rename default widget to filefield_widget. adhere to module namespace.
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$ret[] = update_sql("UPDATE {content_node_field_instance} SET widget_type = 'filefield_widget', widget_module = 'filefield', widget_active = 1 WHERE widget_type = 'file'");
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// Update list default value and force list settings.
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$result = db_query("SELECT * FROM {content_node_field} WHERE type = 'filefield'");
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while ($field = db_fetch_object($result)) {
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$updated = FALSE;
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$field_settings = unserialize($field->global_settings);
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if (!isset($field_settings['list_default']) || !is_numeric($field_settings['list_default'])) {
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$field_settings['list_default'] = 1;
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$updated = TRUE;
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}
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// Set behavior to match old force_list behavior.
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if (!empty($field_settings['force_list'])) {
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$field_settings['list_default'] = 1;
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$field_settings['force_list_default'] = 1;
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$updated = TRUE;
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}
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if ($updated) {
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db_query("UPDATE {content_node_field} SET global_settings = '%s' WHERE field_name = '%s'", serialize($field_settings), $field->field_name);
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}
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}
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// Re-enable all the FileFields on the site.
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content_associate_fields('filefield');
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// Build a list of fields that need data updating.
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$fields = array();
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foreach (content_types_install() as $type_name => $type_fields) {
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foreach ($type_fields as $field) {
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if ($field['type'] == 'filefield') {
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// We only process a given field once.
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$fields[$field['field_name']] = $field;
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}
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}
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}
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// Update database storage (add data column, remove description, set NOT NULL).
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foreach ($fields as $field) {
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$new_field = $field;
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// Setup the previous definition.
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$field['columns']['description'] = array('type' => 'varchar');
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$field['columns']['fid']['not null'] = TRUE;
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$field['columns']['list']['not null'] = TRUE;
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unset($field['columns']['data']);
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// Setup the new definition.
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$new_field['columns']['data'] = array('type' => 'text', 'serialize' => TRUE);
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$new_field['columns']['fid']['not null'] = FALSE;
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$new_field['columns']['list']['size'] = 'tiny';
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$new_field['columns']['list']['not null'] = FALSE;
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unset($new_field['columns']['description']);
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content_alter_db($field, $new_field);
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}
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// Build a batch that migrates the data in each filefield
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$batch = array(
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'title' => t('Migrating filefield values'),
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'operations' => array(),
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'file' => drupal_get_path('module', 'filefield') .'/filefield.install',
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);
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foreach ($fields as $field_name => $field) {
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if ($field['type'] == 'filefield') {
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$batch['operations'][] = array('_filefield_update_6001_move_operation', array($field));
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$batch['operations'][] = array('_filefield_update_6001_drop_operation', array($field));
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}
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}
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batch_set($batch);
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// Clear caches.
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cache_clear_all('*', content_cache_tablename(), TRUE);
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cache_clear_all('*', 'cache', TRUE);
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return $ret;
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}
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/**
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* Migrate field settings from 'force_list_default' and 'show_description'.
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*/
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function filefield_update_6100() {
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$ret = array();
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module_load_include('inc', 'content', 'includes/content.crud');
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$fields = content_fields();
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foreach ($fields as $field) {
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if ($field['type'] == 'filefield') {
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if (isset($field['force_list_default'])) {
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$field['list_field'] = !$field['force_list_default'];
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}
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if (isset($field['show_description'])) {
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$field['description_field'] = $field['show_description'];
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}
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_content_field_write($field);
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$ret[] = array('success' => TRUE, 'query' => t('The file field %field has been updated with new settings.', array('%field' => $field['field_name'])));
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}
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}
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cache_clear_all('*', content_cache_tablename(), TRUE);
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cache_clear_all('*', 'cache', TRUE);
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return $ret;
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}
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/**
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* Set fid to NULL where files have been deleted.
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*
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* This is a double-cleanup from Drupal 5 versions, where fid used to be 0 for
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* empty rows or sometimes referred to a nonexistent FID altogether.
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*/
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function filefield_update_6101() {
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$ret = array();
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module_load_include('inc', 'content', 'includes/content.crud');
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$fields = content_fields();
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foreach ($fields as $field) {
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if ($field['type'] == 'filefield') {
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$db_info = content_database_info($field);
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if (isset($db_info['columns']['fid'])) {
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$table = $db_info['table'];
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$fid_column = $db_info['columns']['fid']['column'];
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$list_column = $db_info['columns']['list']['column'];
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$ret[] = update_sql("UPDATE {" . $table . "} SET $fid_column = NULL, $list_column = NULL WHERE $fid_column NOT IN (SELECT fid FROM {files})");
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}
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}
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}
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return $ret;
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}
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/**
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* Fix corrupted serialized data in the "data" column.
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*/
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function filefield_update_6102(&$sandbox) {
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// Update removed. This turned out to be a bug in CCK core, so it is being
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// fixed directly in CCK rather than in FileField.
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// See http://drupal.org/node/407446.
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return array();
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}
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/**
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* Convert "Extensible File" to a normal "File" widget.
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*/
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function filefield_update_6103() {
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$ret = array();
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$ret[] = update_sql("UPDATE {". content_instance_tablename() ."} SET widget_type = 'filefield_widget' WHERE widget_type = 'filefield_combo'");
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cache_clear_all('*', content_cache_tablename(), TRUE);
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cache_clear_all('*', 'cache', TRUE);
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return $ret;
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}
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/**
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* Delete the filefield_token module entry in the system table.
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*/
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function filefield_update_6104() {
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$ret = array();
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$ret[] = update_sql("DELETE FROM {system} WHERE type = 'module' AND name = 'filefield_token'");
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return $ret;
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}
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/**
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* Move the list and descriptions column into the serialized data column.
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*/
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function _filefield_update_6001_move_operation($field, &$context) {
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// Setup the first through
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if (!isset($context['sandbox']['processed_files'])) {
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$db_info = content_database_info($field);
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$context['sandbox']['db_info'] = $db_info;
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$context['sandbox']['table'] = $db_info['table'];
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$context['sandbox']['col_data'] = $db_info['columns']['data']['column'];
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$context['sandbox']['col_desc'] = $db_info['columns']['description']['column'];
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$context['sandbox']['max'] = db_result(db_query("SELECT COUNT(*) FROM {". $db_info['table'] ."}"));
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$context['sandbox']['current_node'] = 0;
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$context['sandbox']['current_delta'] = 0;
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$context['sandbox']['processed_files'] = array();
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}
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// Work our way through the field values 50 rows at a time.
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$limit = 50;
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$result = NULL;
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if ($field['multiple']) {
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$result = db_query_range("SELECT * FROM {{$context['sandbox']['table']}} WHERE (vid = %d AND delta > %d) OR vid > %d ORDER BY vid ASC, delta ASC", $context['sandbox']['current_node'], $context['sandbox']['current_delta'], $context['sandbox']['current_node'], 0, $limit);
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}
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else {
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$result = db_query_range("SELECT * FROM {{$context['sandbox']['table']}} WHERE vid >= %d ORDER BY vid ASC", $context['sandbox']['current_node'], 0, $limit);
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}
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while ($row = db_fetch_array($result)) {
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// Do not process the same file twice. This may happen when a node's files
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// are split across two separate batch update HTTP requests.
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$delta = isset($row['delta']) ? $row['delta'] : 0;
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if (isset($context['sandbox']['processed_files'][$row['vid'] . '_' . $delta])) {
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continue;
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}
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// Try to unserialize the data column.
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if (!empty($row[$context['sandbox']['col_data']])) {
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$data = unserialize($row[$context['sandbox']['col_data']]);
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}
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if (empty($data)) {
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$data = array();
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}
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// Copy move the values from the columns into the array...
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$data['description'] = $row[$context['sandbox']['col_desc']];
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// ...serialize it and store it back to the db.
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db_query("UPDATE {{$context['sandbox']['table']}} SET {$context['sandbox']['col_data']} = '%s' WHERE vid = %d", serialize($data), $row['vid']);
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// Update our progress information.
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$context['sandbox']['processed_files'][$row['vid'] . '_' . $delta] = TRUE;
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$context['sandbox']['current_node'] = $row['vid'];
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$context['sandbox']['current_delta'] = $delta;
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}
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// Inform the batch engine that we are not finished,
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// and provide an estimation of the completion level we reached.
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$processed_count = count($context['sandbox']['processed_files']);
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if ($processed_count != $context['sandbox']['max']) {
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$context['finished'] = $processed_count / $context['sandbox']['max'];
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}
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}
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/**
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* Drop the list and description columns.
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*/
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function _filefield_update_6001_drop_operation($field, &$context) {
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$ret = array();
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$db_info = content_database_info($field);
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// TODO: Now that the data has been migrated we can drop the columns.
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db_drop_field($ret, $db_info['table'], $db_info['columns']['description']['column']);
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$context['finished'] = 1;
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}
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