Drupal 7 Module Development

Chapter 4
}
return $query;
/**
* Implements hook_block_info().
*/
function single_blog_block_info() {
$blocks = array();
// The array key defines the $delta parameter used in all
// other block hooks.
$blocks['recent'] = array(
// The name of the block on the blocks administration page.
'info' => t('Recent blog posts'),
);
}
return $blocks;
/**
* Implements hook_block_view().
*
* Third draft!
*
* @pararm $delta
* The name of the requested block.
*/
function single_blog_block_view($delta = '') {
// Create an empty block.
$block = array(
'subject' => '',
'content' => '',
);
// Check which block is being requested.
if ($delta == 'recent') {
// Set the block title.
$block['subject'] = t('Recent blog posts');
// Check if the user can access content.
if (user_access('access content')) {
// Retrieve the most recent nodes.
$result = single_blog_list(SINGLE_BLOG_LIST_COUNT);
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