newsletter_list.admin.inc in Newsletter 7.2

Admin page callbacks for the newsletter module.
File

modules/list/includes/newsletter_list.admin.inc
View source
<?php

/**
 * @file
 * Admin page callbacks for the newsletter module.
 */

/**
 * Menu callback; Form to list subscriber lists on a table
 * and provide certain actions.
 */
function newsletter_list($form, &$form_state) {
  if (isset($form_state['storage']['confirm'])) {
    $form['operation'] = array(
      '#type' => 'hidden',
      '#value' => 'delete',
    );
    $form['list'] = array(
      '#type' => 'hidden',
      '#value' => $form_state['values']['list'],
    );
    $lists = newsletter_list_load($form_state['values']['list']);
    $output = t('Are you sure you want to delete the following newsletter lists?');
    $output .= '<ul>';
    foreach ($lists as $list) {
      $output .= !empty($list) ? '<li>' . check_plain($list->title) . '</li>' : '';
    }
    $output .= '</ul>';
    $output .= t('This action cannot be undone.');
    return confirm_form($form, t('Delete the following?'), 'admin/config/media/newsletter/lists', filter_xss($output));
  }
  $form['options'] = array(
    '#type' => 'fieldset',
    '#title' => t('Options'),
    '#attributes' => array(
      'class' => array(
        'container-inline',
      ),
    ),
  );
  $options['delete'] = t('Delete the selected lists');
  $form['options']['operation'] = array(
    '#type' => 'select',
    '#title' => t('Operation'),
    '#title_display' => 'invisible',
    '#options' => $options,
    '#default_value' => 'delete',
  );
  $form['options']['submit'] = array(
    '#type' => 'submit',
    '#value' => t('Update'),
  );
  $header = array(
    'id' => array(
      'data' => t('ID'),
      'field' => 'nlid',
    ),
    'title' => array(
      'data' => t('Title'),
      'field' => 'title',
    ),
    'send_rate' => array(
      'data' => t('Send Rate'),
      'field' => 'send_rate',
    ),
    'template' => array(
      'data' => t('Template'),
      'field' => 'ntid',
    ),
    'created' => array(
      'data' => t('Created'),
      'field' => 'lists.created',
      'sort' => 'desc',
    ),
    'operations' => array(
      'data' => t('Operations'),
    ),
  );
  $query = db_select('newsletter_list', 'lists')
    ->extend('PagerDefault')
    ->extend('TableSort');
  $query
    ->join('field_data_field_newsletter_template', 'template_field', 'lists.nlid = template_field.entity_id');
  $query
    ->join('newsletter_template', 'templates', 'template_field.field_newsletter_template_target_id = templates.ntid');
  $query
    ->addField('templates', 'subject', 'template_title');
  $query
    ->fields('lists');
  $result = $query
    ->limit(50)
    ->orderByHeader($header)
    ->execute();
  $options = array();
  $destination = drupal_get_destination();
  foreach ($result as $row) {
    $operations = array(
      'data' => array(
        array(
          '#type' => 'link',
          '#title' => t('edit'),
          '#href' => 'admin/config/media/newsletter/lists/edit/' . $row->nlid,
          '#options' => array(
            'query' => $destination,
          ),
        ),
        array(
          '#markup' => ' | ',
        ),
        array(
          '#type' => 'link',
          '#title' => t('delete'),
          '#href' => 'admin/config/media/newsletter/lists/delete/' . $row->nlid,
          '#options' => array(
            'query' => $destination,
          ),
        ),
      ),
    );
    $options[$row->nlid] = array(
      'id' => (int) $row->nlid,
      'title' => check_plain($row->title),
      'send_rate' => check_plain($row->send_rate),
      'template' => check_plain($row->template_title),
      'created' => format_date($row->created, 'short'),
      'operations' => $operations,
    );
  }
  $form['list'] = array(
    '#type' => 'tableselect',
    '#header' => $header,
    '#options' => $options,
    '#empty' => t('No lists available.'),
  );
  $form['pager'] = array(
    '#theme' => 'pager',
  );
  return $form;
}
function newsletter_list_submit($form, &$form_state) {
  $operation = $form_state['values']['operation'];
  $ids = array_filter($form_state['values']['list']);
  if ($ids) {
    switch ($operation) {
      case 'delete':
        if (!isset($form_state['storage']['confirm'])) {
          $form_state['storage']['confirm'] = TRUE;
          $form_state['rebuild'] = TRUE;
          return;
        }
        foreach ($ids as $id) {
          entity_get_controller('newsletter_list')
            ->delete($id);
        }
        drupal_set_message(t('Lists deleted successfully'), 'status');
        break;
    }
  }
  else {
    drupal_set_message(t('Please Select an action to perform.'), 'warning');
  }
}

/**
 * Menu callback; add a subscribers list.
 */
function newsletter_list_add() {
  $list = entity_get_controller('newsletter_list')
    ->create();
  return drupal_get_form('newsletter_list_edit', $list);
}

/**
 * Menu callback; delete a subscribers list.
 */
function newsletter_list_delete($form, &$form_state, $list) {
  $form['id'] = array(
    '#type' => 'hidden',
    '#value' => $list->nlid,
  );
  $output = t('Are you sure you want to delete the following newsletter list?');
  $output .= '<ul>';
  $output .= '<li>' . check_plain($list->title) . '</li>';
  $output .= '</ul>';
  $output .= t('This action cannot be undone.');
  return confirm_form($form, t('Delete the following?'), 'admin/config/media/newsletter/lists', filter_xss($output));
}
function newsletter_list_delete_submit($form, &$form_state) {
  $id = $form_state['values']['id'];
  $deleted = entity_get_controller('newsletter_list')
    ->delete($id);
  isset($deleted) ? drupal_set_message(t('List deleted successfully'), 'status') : drupal_set_message(t('An unknown error occured,please try again'), 'error');
  $form_state['redirect'] = isset($_GET['destination']) ? drupal_get_destination() : 'admin/config/newsletter/lists';
}

/**
 * Menu callback; edit a subscribers list.
 */
function newsletter_list_edit($form, &$form_state, $list) {
  if (isset($list->nlid)) {
    $form['nlid'] = array(
      '#type' => 'hidden',
      '#value' => (int) $list->nlid,
    );
  }
  $form['title'] = array(
    '#type' => 'textfield',
    '#default_value' => check_plain($list->title),
    '#title' => 'Name',
    '#weight' => -10,
    '#required' => TRUE,
  );
  $form['send_rate'] = array(
    '#type' => 'select',
    '#options' => array(
      'Custom' => t('Custom'),
      'Manual' => t('Manual'),
      'Daily' => t('Daily'),
      'Weekly' => t('Weekly'),
      'Monthly' => t('Monthly'),
    ),
    '#default_value' => check_plain($list->send_rate),
    '#title' => t('Send rate'),
  );
  $form['send_rate_custom'] = array(
    '#attributes' => array(
      'id' => array(
        'send_rate_custom',
      ),
    ),
    '#type' => 'textfield',
    '#title' => t('Custom send rate'),
    '#default_value' => is_numeric($list->send_rate) ? $list->send_rate : NULL,
    '#maxlength' => 4,
    '#size' => 4,
    '#description' => t('Only fill this option if you selected "Custom" Send rate'),
    '#field_prefix' => t('Once'),
    '#field_suffix' => t('nodes of this list are published.'),
  );
  field_attach_form('newsletter_list', $list, $form, $form_state);

  // Remove Basic Templates
  $lang = $form['field_newsletter_template']['#language'];
  unset($form['field_newsletter_template'][$lang]['#options'][1]);
  unset($form['field_newsletter_template'][$lang]['#options'][2]);
  unset($form['field_newsletter_template'][$lang]['#options'][3]);
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => isset($list->nlid) ? t('Update') : t('Save'),
  );
  $form['cancel'] = array(
    '#type' => 'link',
    '#title' => t('Cancel'),
    '#href' => 'admin/config/media/newsletter/lists',
  );
  $form['#list'] = $list;
  return $form;
}
function newsletter_list_edit_validate($form, &$form_state) {
  if ($form_state['values']['send_rate'] == 'Custom') {
    if (empty($form_state['values']['send_rate_custom'])) {
      form_set_error('send_rate_custom', t('You must set the custom send rate first.'));
    }
    elseif (!is_numeric($form_state['values']['send_rate_custom'])) {
      form_set_error('send_rate_custom', t('Custom send rate must be a number.'));
    }
  }

  // Ensure list title is unique
  if ($form['#list']->title != $form_state['values']['title'] || !isset($form_state['values']['nlid'])) {
    $existing = db_query('SELECT title FROM {newsletter_list} WHERE title = :title', array(
      'title' => $form_state['values']['title'],
    ))
      ->fetchField();
    if ($existing) {
      form_set_error('title', t('This list name already exists'));
    }
  }
}
function newsletter_list_edit_submit($form, &$form_state) {
  $list = (object) $form_state['values'];
  $list->send_rate = $list->send_rate == 'Custom' ? $form_state['values']['send_rate_custom'] : $list->send_rate;
  if (isset($form_state['values']['nlid'])) {
    $list->id = $form_state['values']['nlid'];
  }
  field_attach_submit('newsletter_list', $list, $form, $form_state);
  $updated = entity_get_controller('newsletter_list')
    ->save($list);
  isset($updated) ? drupal_set_message(t('List updated successfully'), 'status') : drupal_set_message(t('An unknown error occured,please try again'), 'error');
  $form_state['redirect'] = 'admin/config/media/newsletter/lists';
}
Functions

Name	Description
newsletter_list	Menu callback; Form to list subscriber lists on a table and provide certain actions.
newsletter_list_add	Menu callback; add a subscribers list.
newsletter_list_delete	Menu callback; delete a subscribers list.
newsletter_list_delete_submit
newsletter_list_edit	Menu callback; edit a subscribers list.
newsletter_list_edit_submit
newsletter_list_edit_validate
newsletter_list_submit
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newsletter_list.admin.inc in Newsletter 7.2

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