modules/adsense_injector/adsense_injector.module

<?php
// $Id: adsense_injector.module,v 1.1.2.6.2.3.2.6 2009/01/02 03:00:26 hswong3i Exp $

/**
 * @file
 * Inject adsense ads into node content automatically.
 *
 * @ingroup adsense_injector
 */

/**
 * Implementation of hook_nodeapi().
 *
 * If rendering a full page, and the node type one of the configured types,
 * inject configured adsense content using simple string concatenation.
 *
 * @todo: Evaluate efficiency of string concat vs. sprintf, other methods.
 */
function adsense_injector_nodeapi(&$node, $op, $teaser, $page) {
  // We only consider content types which are enabled for inline adsense.
  $node_types = variable_get('adsense_injector_nodes', array());
  if (empty($node_types[$node->type])) {
    return;
  }

  // insert an ad into the body.
  if ($op == 'alter') {
    if ($page && variable_get('adsense_injector_body_view', TRUE)) {
      // Get the minimum node body wordcount for insertion.
      $minwords = variable_get('adsense_injector_body_view_minwords', 75);
      // Count words in a string.
      // lifted from node.module node_validate() function.
      $wordcount = count(explode(' ', $node->body, $minwords));
      if ($wordcount >= $minwords) {
        // Process adsense module tags in the template text, if enabled and possible.
        $template = _adsense_process_tags(variable_get('adsense_injector_body_view_template', '<div style="float: right; margin: 0; padding: 0 1em .25em 0;">[adsense:250x250:0123456789]</div>%body<br class="clear"/>[adsense:728x90:0123456789]'));
        $node->body = strtr($template, array('%body' => $node->body));
      }
      else {
        $node->body .= "<!-- adsense_injector: node body word count ($wordcount) is insufficient ($minwords required), so we won't insert an ad. -->";
      }
    }
    elseif ($teaser && variable_get('adsense_injector_list_view', FALSE)) {
      // Process adsense module tags in the template text, if enabled and possible.
      $template = _adsense_process_tags(variable_get('adsense_injector_list_view_template', '%teaser<br class="clear"/>[adsense:728x90:0123456789]'));
      $node->teaser = strtr($template, array('%teaser' => $node->teaser));
    }
  }
}

/**
 * Implementation of hook_menu().
 */
function adsense_injector_menu() {
  $items['admin/settings/adsense_injector'] = array(
    'title' => 'AdSense Injector',
    'description' => 'Insert Google AdSense ads into full node views automatically.',
    'page callback' => 'drupal_get_form',
    'page arguments' => array('adsense_injector_admin_settings'),
    'access arguments' => array('administer site configuration'),
    'file' => 'adsense_injector.admin.inc',
    'type' => MENU_NORMAL_ITEM,
  );
  return $items;
}
1	<?php
2	// $Id: adsense_injector.module,v 1.1.2.6.2.3.2.6 2009/01/02 03:00:26 hswong3i Exp $
3
4	/**
5	* @file
6	* Inject adsense ads into node content automatically.
7	*
8	* @ingroup adsense_injector
9	*/
10
11	/**
12	* Implementation of hook_nodeapi().
13	*
14	* If rendering a full page, and the node type one of the configured types,
15	* inject configured adsense content using simple string concatenation.
16	*
17	* @todo: Evaluate efficiency of string concat vs. sprintf, other methods.
18	*/
19	function adsense_injector_nodeapi(&$node, $op, $teaser, $page) {
20	// We only consider content types which are enabled for inline adsense.
21	$node_types = variable_get('adsense_injector_nodes', array());
22	if (empty($node_types[$node->type])) {
23	return;
24	}
25
26	// insert an ad into the body.
27	if ($op == 'alter') {
28	if ($page && variable_get('adsense_injector_body_view', TRUE)) {
29	// Get the minimum node body wordcount for insertion.
30	$minwords = variable_get('adsense_injector_body_view_minwords', 75);
31	// Count words in a string.
32	// lifted from node.module node_validate() function.
33	$wordcount = count(explode(' ', $node->body, $minwords));
34	if ($wordcount >= $minwords) {
35	// Process adsense module tags in the template text, if enabled and possible.
36	$template = _adsense_process_tags(variable_get('adsense_injector_body_view_template', '<div style="float: right; margin: 0; padding: 0 1em .25em 0;">[adsense:250x250:0123456789]</div>%body<br class="clear"/>[adsense:728x90:0123456789]'));
37	$node->body = strtr($template, array('%body' => $node->body));
38	}
39	else {
40	$node->body .= "<!-- adsense_injector: node body word count ($wordcount) is insufficient ($minwords required), so we won't insert an ad. -->";
41	}
42	}
43	elseif ($teaser && variable_get('adsense_injector_list_view', FALSE)) {
44	// Process adsense module tags in the template text, if enabled and possible.
45	$template = _adsense_process_tags(variable_get('adsense_injector_list_view_template', '%teaser<br class="clear"/>[adsense:728x90:0123456789]'));
46	$node->teaser = strtr($template, array('%teaser' => $node->teaser));
47	}
48	}
49	}
50
51	/**
52	* Implementation of hook_menu().
53	*/
54	function adsense_injector_menu() {
55	$items['admin/settings/adsense_injector'] = array(
56	'title' => 'AdSense Injector',
57	'description' => 'Insert Google AdSense ads into full node views automatically.',
58	'page callback' => 'drupal_get_form',
59	'page arguments' => array('adsense_injector_admin_settings'),
60	'access arguments' => array('administer site configuration'),
61	'file' => 'adsense_injector.admin.inc',
62	'type' => MENU_NORMAL_ITEM,
63	);
64	return $items;
65	}