user_revision.pages.inc in User Revision 7

UI pages for revisions, copy-paste from node.pages.inc.

File

user_revision.pages.inc

<?php

/**
 * @file
 * UI pages for revisions, copy-paste from node.pages.inc.
 */

/**
 * Generate an overview table of older revisions of a user.
 */
function user_revision_overview($viewed_user) {
  global $user;
  drupal_set_title(t('Revisions for %title', array(
    '%title' => $viewed_user->name,
  )), PASS_THROUGH);
  $header = array(
    t('Revision'),
    array(
      'data' => t('Operations'),
      'colspan' => 2,
    ),
  );
  $revisions = user_revision_list($viewed_user);
  $rows = array();
  $revert_permission = FALSE;
  $delete_permission = FALSE;
  if ($user->uid == $viewed_user->uid) {
    if (user_access('revert own user revisions') || user_access('revert user revisions')) {
      $revert_permission = TRUE;
    }
    if (user_access('delete own user revisions') || user_access('delete user revisions')) {
      $delete_permission = TRUE;
    }
  }
  else {
    if (user_access('revert user revisions')) {
      $revert_permission = TRUE;
    }
    if (user_access('delete user revisions')) {
      $delete_permission = TRUE;
    }
  }
  foreach ($revisions as $revision) {
    $row = array();
    $operations = array();
    if ($revision->current_vid > 0) {
      $row[] = array(
        'data' => t('!date by !username', array(
          '!date' => l(format_date($revision->timestamp, 'short'), "user/{$viewed_user->uid}"),
          '!username' => theme('username', array(
            'account' => $revision,
          )),
        )) . ($revision->log != '' ? '<p class="revision-log">' . filter_xss($revision->log) . '</p>' : ''),
        'class' => array(
          'revision-current',
        ),
      );
      $operations[] = array(
        'data' => drupal_placeholder(t('current revision')),
        'class' => array(
          'revision-current',
        ),
        'colspan' => 2,
      );
    }
    else {
      $row[] = t('!date by !username', array(
        '!date' => l(format_date($revision->timestamp, 'short'), "user/{$viewed_user->uid}/revisions/{$revision->vid}/view"),
        '!username' => theme('username', array(
          'account' => $revision,
        )),
      )) . ($revision->log != '' ? '<p class="revision-log">' . filter_xss($revision->log) . '</p>' : '');
      if ($revert_permission) {
        $operations[] = l(t('revert'), "user/{$viewed_user->uid}/revisions/{$revision->vid}/revert");
      }
      else {

        // Empty row for theming purposes.
        $operations[] = "";
      }
      if ($delete_permission) {
        $operations[] = l(t('delete'), "user/{$viewed_user->uid}/revisions/{$revision->vid}/delete");
      }
      else {

        // Empty row for theming purposes.
        $operations[] = "";
      }
    }
    $rows[] = array_merge($row, $operations);
  }
  $build['user_revisions_table'] = array(
    '#theme' => 'table',
    '#rows' => $rows,
    '#header' => $header,
  );
  return $build;
}

/**
 * Revert a revision.
 */
function user_revision_revert_confirm($form, $form_state, $user_revision) {
  $form['#user_revision'] = $user_revision;
  return confirm_form($form, t('Are you sure you want to revert to the revision from %revision-date?', array(
    '%revision-date' => format_date($user_revision->revision_timestamp),
  )), 'user/' . $user_revision->uid . '/revisions', '', t('Revert'), t('Cancel'));
}

/**
 * Revert a revision.
 */
function user_revision_revert_confirm_submit($form, &$form_state) {
  $user_revision = $form['#user_revision'];
  $user_revision->revision = 1;

  // Removing password to not hash it again.
  $user_revision->pass = '';
  $user_revision->log = t('Copy of the revision from %date.', array(
    '%date' => format_date($user_revision->revision_timestamp),
  ));
  user_save($user_revision, (array) $user_revision);
  watchdog('user', 'reverted %title revision %revision.', array(
    '%title' => $user_revision->name,
    '%revision' => $user_revision->vid,
  ));
  drupal_set_message(t('%title has been reverted back to the revision from %revision-date.', array(
    '%title' => $user_revision->name,
    '%revision-date' => format_date($user_revision->revision_timestamp),
  )));
  $form_state['redirect'] = 'user/' . $user_revision->uid . '/revisions';
}

/**
 * Delete a revision.
 */
function user_revision_delete_confirm($form, $form_state, $user_revision) {
  $form['#user_revision'] = $user_revision;
  return confirm_form($form, t('Are you sure you want to delete the revision from %revision-date?', array(
    '%revision-date' => format_date($user_revision->revision_timestamp),
  )), 'user/' . $user_revision->uid . '/revisions', t('This action cannot be undone.'), t('Delete'), t('Cancel'));
}

/**
 * Delete a revision.
 */
function user_revision_delete_confirm_submit($form, &$form_state) {
  $user_revision = $form['#user_revision'];
  user_revision_delete($user_revision);
  watchdog('user', 'deleted %title revision %revision.', array(
    '%title' => $user_revision->name,
    '%revision' => $user_revision->vid,
  ));
  drupal_set_message(t('Revision from %revision-date %title has been deleted.', array(
    '%revision-date' => format_date($user_revision->revision_timestamp),
    '%title' => $user_revision->name,
  )));
  $form_state['redirect'] = 'user/' . $user_revision->uid;
  if (db_select('user_revision', 'ur')
    ->condition('ur.uid', $user_revision->uid)
    ->countQuery()
    ->execute()
    ->fetchField() > 1) {
    $form_state['redirect'] .= '/revisions';
  }
}

Functions

Name	Description
user_revision_delete_confirm	Delete a revision.
user_revision_delete_confirm_submit	Delete a revision.
user_revision_overview	Generate an overview table of older revisions of a user.
user_revision_revert_confirm	Revert a revision.
user_revision_revert_confirm_submit	Revert a revision.