related_blog.module in Util 7

Provides block to show blog of node's author.

File

contribs/related_blog/related_blog.module

<?php

/**
 * @file
 * Provides block to show blog of node's author.
 */

/**
 * Implements hook_block_info();
 */
function related_blog_block_info() {
  return array(
    'related_blog' => array(
      'info' => t('Util: Related Blog'),
      'visibility' => BLOCK_VISIBILITY_LISTED,
      // Show only on...
      'pages' => 'node/*',
      // Node pages.
      'cache' => DRUPAL_NO_CACHE,
    ),
  );
}

/**
 * Implements hook_block_view().
 */
function related_blog_block_view($delta = 0) {
  $block = array();
  switch ($delta) {
    case 'related_blog':

      // Make sure it makes sense to show this.
      // That is, not on node add/edit, etc.
      if (arg(2)) {
        return $block;
      }

      // Get the currently displayed node.
      $node = menu_get_object();

      // See blog_page_user().
      $build = array();
      $query = db_select('node', 'n')
        ->extend('PagerDefault');
      $nids = $query
        ->fields('n', array(
        'nid',
        'sticky',
        'created',
      ))
        ->condition('type', 'blog')
        ->condition('uid', $node->uid)
        ->condition('nid', $node->nid, '<>')
        ->condition('status', 1)
        ->orderBy('sticky', 'DESC')
        ->orderBy('created', 'DESC')
        ->limit(variable_get('related_blog_count', variable_get('default_nodes_main', 10)))
        ->addTag('node_access')
        ->execute()
        ->fetchCol();
      if (!empty($nids)) {
        $nodes = node_load_multiple($nids);
        $build += node_view_multiple($nodes, 'related_blog');
        $build['pager'] = array(
          '#theme' => 'pager',
          '#weight' => 5,
        );
      }
      else {
        $account = user_load($node->uid);
        drupal_set_message(t('!author has not created any blog entries.', array(
          '!author' => theme('username', array(
            'account' => $account,
          )),
        )));
      }
      $block['content'] = $build;
      break;
  }
  return $block;
}

/**
 * Implements hook_block_configure().
 */
function related_blog_block_configure($delta = 0) {
  $form = array();
  switch ($delta) {
    case 'related_blog':
      $form['blog_count'] = array(
        '#type' => 'radios',
        '#title' => t('How many blogs to show'),
        '#default_value' => variable_get('related_blog_count', variable_get('default_nodes_main', 10)),
        '#options' => array(
          1 => 1,
          2 => 2,
          3 => 3,
          4 => 4,
          5 => 5,
          10 => 10,
        ),
        '#attributes' => array(
          'class' => array(
            'container-inline',
          ),
        ),
      );
      break;
  }
  return $form;
}

/**
 * Implements hook_block_save().
 */
function related_blog_block_save($delta = 0, $edit = array()) {
  switch ($delta) {
    case 'related_blog':
      variable_set('related_blog_count', $edit['blog_count']);
      return;
  }
}

/**
 * Implements hook_entity_info_alter().
 * Add a view mode so teaser can be changed, if desired.
 */
function related_blog_entity_info_alter(&$entity_info) {

  // drupal_set_message(print_r($entity_info['node']['view modes'],true));
  $entity_info['node']['view modes']['related_blog'] = array(
    'label' => t('Related blog block'),
    'custom settings' => TRUE,
  );
}

Functions

Name	Description
related_blog_block_configure	Implements hook_block_configure().
related_blog_block_info	Implements hook_block_info();
related_blog_block_save	Implements hook_block_save().
related_blog_block_view	Implements hook_block_view().
related_blog_entity_info_alter	Implements hook_entity_info_alter(). Add a view mode so teaser can be changed, if desired.