/**
* Options page
*
* @since 1.0
*
* @return output
*/
function gcse_options_page()
{
$options = get_option('gcse_options');
$response = gcse_request();
$errors = array('keyInvalid' => __('Invalid API key.'), 'invalid' => __('Invalid Custom Search Engine ID.'), 'accessNotConfigured' => __('"Custom Search API" service isn\'t enabled in the APIs Console.'));
if ($response && isset($response['error'])) {
$reason = $response['error']['errors'][0]['reason'];
$error = array_key_exists($reason, $errors) ? $errors[$reason] : $reason;
}
preg_match('/^[0-9]+\\.?[0-9]+/', get_bloginfo('version'), $versionCheck);
?>
<div class="wrap">
<div id="icon-options-general" class="icon32"></div>
<h2><?php
_e('Google Custom Search Engine Settings');
?>
</h2>
<?php
if ($versionCheck && $versionCheck[0] < 3.3) {
?>
<div class="error below-h2">
<p><strong><?php
_e('ERROR');
?>
</strong>: <?php
_e('You are running a to old version of WordPress. This plugin requires at least 3.3.');
?>
</div>
<?php
}
?>
<?php
if (isset($error) && $error) {
?>
<div class="error below-h2">
<p><strong><?php
_e('ERROR');
?>
</strong>: <?php
echo $error;
?>
</p>
</div>
<?php
}
?>
<div class="narrow">
<form action="options.php" method="post">
<?php
settings_fields('gcse_options');
?>
<table class="form-table">
<tr valign="top">
<th scope="row"><label for="gcse_options[key]">Google API key</label></th>
<td>
<input type="text" size="50" id="gcse_options[key]" name="gcse_options[key]" value="<?php
echo isset($options['key']) ? $options['key'] : '';
?>
" /><br />
<span class="description">Enable the Custom Search API and get your API key at <a href="https://code.google.com/apis/console/" title="Google APIs Console" target="_blank" />Google APIs Console</a>.</span>
</td>
</tr>
<tr valign="top">
<th scope="row"><label for="gcse_options[id]">Google Custom Search Engine</label></th>
<td>
<input type="text" size="50" id="gcse_options[id]" name="gcse_options[id]" value="<?php
echo isset($options['id']) ? $options['id'] : '';
?>
" />
<span class="description">Search engine ID (CX)<br />Visit <a href="http://www.google.com/cse/">Google Custom Search Engine</a> to create or manage your existing search engines.</span>
</td>
</tr>
<tr valign="top">
<th scope="row"><label for="gcse_options[match]">Disable matching</label></th>
<td>
<input type="checkbox" value="1" id="gcse_options[match]" name="gcse_options[match]"<?php
echo isset($options['match']) ? ' checked="checked"' : '';
?>
/>
<span class="description">Each item in the search result will <strong>not</strong> try to match with content on this site. If a match is found, the title, excerpt etc. will be displayed from WordPress (not Google) for that post.</span>
</td>
</tr>
</table>
<p class="submit">
<input type="submit" class="button-primary" value="<?php
_e('Save Settings');
?>
" />
</p>
</form>
</div>
</div>
<?php
}
/**
* Search Results
*
* @since 1.0
*
*/
function gcse_results($posts, $q)
{
if ($q->is_single !== true && $q->is_search === true) {
global $wp_query;
$response = gcse_request();
if (isset($response['items']) && $response['items']) {
$results = array();
$options = get_option('gcse_options');
foreach ($response['items'] as $result) {
if (!isset($options['match']) && ($id = gcse_url_to_postid($result['link']))) {
$post = get_post($id);
} else {
$mime = false;
if (!empty($result['mime'])) {
switch ($result['mime']) {
case "application/pdf":
$mime = "PDF";
break;
case "application/vnd.openxmlformats-officedocument.presentationml.presentation":
case "application/vnd.openxmlformats-officedocument.presentationml.template":
case "application/vnd.openxmlformats-officedocument.presentationml.slideshow":
case "application/vnd.ms-powerpoint.addin.macroEnabled.12":
case "application/vnd.ms-powerpoint.presentation.macroEnabled.12":
case "application/vnd.ms-powerpoint.template.macroEnabled.12":
case "application/vnd.ms-powerpoint.slideshow.macroEnabled.12":
case "application/vnd.ms-powerpoint":
$mime = "PPT";
break;
case "application/msword":
case "application/vnd.openxmlformats-officedocument.wordprocessingml.document":
case "application/vnd.openxmlformats-officedocument.wordprocessingml.template":
case "application/vnd.ms-word.document.macroEnabled.12":
case "application/vnd.ms-word.template.macroEnabled.12":
$mime = "DOC";
break;
case "application/vnd.ms-excel":
case "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet":
case "application/vnd.openxmlformats-officedocument.spreadsheetml.template":
case "application/vnd.ms-excel.sheet.macroEnabled.12":
case "application/vnd.ms-excel.template.macroEnabled.12":
case "application/vnd.ms-excel.addin.macroEnabled.12":
case "application/vnd.ms-excel.sheet.binary.macroEnabled.12":
$mime = "XLS";
break;
}
}
$post = (object) array('post_type' => 'page', 'post_title' => $result['title'], 'post_author' => '', 'post_date' => '', 'post_status' => 'published', 'post_excerpt' => $result['snippet'], 'post_content' => $result['htmlSnippet'], 'guid' => $result['link'], 'post_type' => 'search', 'ID' => 0, 'comment_status' => 'closed', 'mime' => $mime);
// Adding in the featured image. You can use it if you'd like.
if (isset($result['pagemap']) && isset($result['pagemap']['cse_image']['0'])) {
$post->cse_img = $result['pagemap']['cse_image'][0]['src'];
}
}
$results[] = $post;
}
$post = '';
// Set results as posts
$posts = $results;
$results = '';
// Update post count
$wp_query->post_count = count($posts);
$wp_query->found_posts = $response['searchInformation']['totalResults'];
// Pagination
$posts_per_page = $wp_query->query_vars['posts_per_page'] < 11 ? $wp_query->query_vars['posts_per_page'] : 10;
$wp_query->max_num_pages = ceil($response['searchInformation']['totalResults'] / $posts_per_page);
// Apply filters
add_filter('the_permalink', 'gcse_permalink');
}
}
return $posts;
}
