extension_settings.install

<?php
/**
 * @file extension_settings_install
 *
 * Install default settings for the extension_settings
 *
 */
function extension_settings_install(){
  $top_hat_settings = array(
      'hide_utility' => 1,
      'show_search'  => 0,
      'vso_option'   => 0,
			'num_links'    => 1,
   );

	variable_set('extension_top_hat_settings', $top_hat_settings);

	// note: the closing heredoc identifier cannot be indented	
	$default_address = <<< DEFAULT
Extension &amp; Experiment<br /> Station Communications<br />
422 Kerr Administration<br />
Corvallis, OR 97331<br />
<br />
(541) 737-3311
DEFAULT;

	$footer_settings = array(
		'contact' 		 => array(
			'address' => $default_address,
			'webmaster' => array(),
		),
		'social_media' => array(
			'facebook' => array(),
	    'youtube' => array(),
	    'flickr' => array(),
	    'linkedin' => array(),
	    'twitter' => array(),
	    'google' => array(),
		),
	);

	variable_set('extension_footer_settings', $footer_settings);
}

function extension_settings_uninstall() {
  variable_del('extension_top_hat_settings');
  variable_del('extension_footer_settings');
}

function extension_settings_block_info_alter(&$blocks, $theme, $code_blocks) {
  // Disable the login block.  --wat?
	$blocks['extension_settings']['extension_top_hat']['css_class'] = 'span2';
	$blocks['extension_settings']['extension_top_hat_links']['css_class'] = 'span2';
	$blocks['extension_settings']['extension_footer']['css_class'] = 'span2';
	$blocks['extension_settings']['extension_social_media']['css_class'] = 'span2';
}