function node_revision_delete_form in Node Revision Delete 7.2

Same name and namespace in other branches

1. 7 node_revision_delete.module \node_revision_delete_form()

Page callback: Form constructor for Node Revision Delete administration form.

1 string reference to 'node_revision_delete_form'

node_revision_delete_menu in ./node_revision_delete.module

Implements hook_menu().

File

./node_revision_delete.admin.inc, line 11

Calls results to administration's pages for the Node Revision Delete module.

Code

function node_revision_delete_form($form, &$form_state) {

  // List tracked content types.
  $headers = array(
    'Content type',
    'Machine name',
    'Revisions to keep',
    'Candidate nodes',
    'Operations',
  );
  $tracked_content_types = node_revision_delete_content_types();
  $rows = array();
  $exists_candidates_nodes = FALSE;
  foreach (node_type_get_names() as $type => $name) {
    $row = array(
      'name' => $name,
      'machine_name' => $type,
      'number' => t('Untracked'),
      'candidates' => '-',
      'link' => l(t('edit'), 'admin/structure/types/manage/' . $type, array(
        'query' => array(
          'destination' => 'admin/config/content/node_revision_delete',
        ),
      )),
    );
    if (array_key_exists($type, $tracked_content_types)) {
      $row['number'] = $tracked_content_types[$type];
      $candidate_nodes = count(node_revision_delete_candidates($type, $tracked_content_types[$type]));
      $row['candidates'] = $candidate_nodes;
      if ($candidate_nodes && !$exists_candidates_nodes) {
        $exists_candidates_nodes = TRUE;
      }
    }
    $rows[] = $row;
  }
  $form['tracked'] = array(
    '#theme' => 'table',
    '#caption' => t('Current configuration'),
    '#header' => $headers,
    '#rows' => $rows,
    '#attached' => array(
      'css' => array(
        drupal_get_path('module', 'node_revision_delete') . '/css/node_revision_delete.css',
      ),
    ),
  );

  // Number of revisions to delete per loop.
  $options_cron = array(
    10,
    20,
    50,
    100,
    200,
    500,
    1000,
  );
  $form['node_revision_delete_cron'] = array(
    '#type' => 'select',
    '#title' => t('How many revisions do you want to delete per cron run?'),
    '#description' => t('Deleting node revisions is a database intensive task. Increase this value if you think that the server can handle more deletions per cron run.'),
    '#options' => array_combine($options_cron, $options_cron),
    '#default_value' => variable_get('node_revision_delete_cron', NODE_REVISION_DELETE_CRON),
  );

  // Available times to delete revisions.
  $option_time = array(
    'never' => 'Never',
    'every_time' => 'Every time cron runs',
    'everyday' => 'Everyday',
    'every_week' => 'Every Week',
    'every_10_days' => 'Every 10 Days',
    'every_15_days' => 'Every 15 Days',
    'every_month' => 'Every Month',
    'every_3_months' => 'Every 3 Months',
    'every_6_months' => 'Every 6 Months',
    'every_year' => 'Every Year',
  );
  $form['node_revision_delete_time'] = array(
    '#type' => 'select',
    '#options' => $option_time,
    '#title' => t('How often should revision be deleted while cron runs?'),
    '#default_value' => variable_get('node_revision_delete_time', NODE_REVISION_DELETE_TIME),
  );

  // Providing the option to run now the batch job.
  if ($exists_candidates_nodes) {
    $disabled = FALSE;
    $description = t('This will start a batch job to delete old revisions for tracked content types.');
  }
  else {
    $disabled = TRUE;
    $description = t('There not exists candidates nodes with revisions to delete.');
  }
  $form['run_now'] = array(
    '#type' => 'checkbox',
    '#title' => t('Delete revisions now'),
    '#description' => $description,
    '#disabled' => $disabled,
  );
  $form['actions'] = array(
    '#type' => 'actions',
  );
  $form['actions']['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Save'),
  );
  return $form;
}