function taxonomy_picker_process()
{
// Build a URI form the data POSTed by the widget form
if (!function_exists('taxonomy_picker_decode')) {
// Ensure libray is available
if (array_key_exists('premium-widget', $tpicker_options)) {
// Are we using the premium version?
require_once silverghyll_theme_preferred(TPICKER_DIR . 'tpicker-library.php');
// Use required library version
} else {
require_once silverghyll_theme_preferred(TPICKER_DIR . 'taxonomy-picker-library.php');
// Use required library version
}
}
if (count($_POST) > 0) {
$post_vars = $_POST;
if (taxonomy_picker_decode($post_vars['kate-phizackerley']) != 'taxonomy-picker') {
return;
// POSTED data wasn't for Taxonomy Picker
}
$custom_query = '';
foreach ($post_vars as $item => $data) {
$clean_data = taxonomy_picker_decode($data);
// Sanitise inputs
$clean_item = taxonomy_picker_decode($item);
if ($clean_item != 'set_categories' and $clean_item != 's' and $clean_item != 'kate-phizackerley') {
// We have a result from a combo box
if (strpos($clean_data, '=tp-all') === false) {
// Specific taxonomy picked
$custom_query .= ($custom_query ? '&' : '') . strtok($clean_data, '=') . '=';
$rest = strtok("=");
$rest = str_replace(',', 'xxx123comma321xxx', $rest);
// Preserve commas
$rest = sanitize_title($rest);
// eg add &writer=Kate-Phizackerley
$rest = str_replace('xxx123comma321xxx', ',', $rest);
// Preserve commas
$custom_query .= $rest;
} elseif ($clean_item == 'category') {
// For All categories we need to restrict search to the specified in the dashbaord
$custom_query .= ($custom_query ? '&' : '') . taxonomy_picker_decode($_POST['set_categories']);
// Already prepared for use as comma delim set of cat ids before POSTing
}
}
}
if ($post_vars['s'] != '') {
$search_text = urlencode($post_vars['s']);
$custom_query = 's=' . $search_text . ($custom_query ? '&' : '') . $custom_query;
// Add text search option into URI
}
//Read the Taxonomy Picker options
$tpicker_options = get_option('taxonomy-picker-options');
if ($custom_query) {
// We have a search string
if (array_key_exists('remember', $tpicker_options)) {
$custom_query .= '&silverghyll_tpicker=' . taxonomy_picker_encode($custom_query);
}
// Save our query for defaulting widget
$blog_url = get_bloginfo('url');
$blog_url = ($blog_url[-1] == '/' ? $blog_url : $blog_url . '/') . '?' . $custom_query;
// Our composite URL for searching
} elseif (array_key_exists('miss-url', $tpicker_options)) {
$blog_url = $tpicker_options['miss-url'];
// Default to the main blog
} else {
$blog_url = get_bloginfo('url');
}
$blog_url = apply_filters('tpicker_redirect', $blog_url);
if (array_key_exists('redirect', $tpicker_options)) {
// Enter debug mode to show the redirection
echo "<h3>Built URL: {$blog_url}</h3>";
sleep(3);
// Actually usually stops entireley
}
wp_redirect($blog_url, 302);
// Redirect to the built URI
die;
}
return;
}
/* Add in our plugin library and widget
******************************************/
if (!empty($tpicker_options)) {
// Robust code
require_once silverghyll_include_best_library('silverghyll-common.php');
// Include common library functions
if (array_key_exists('premium-widget', $tpicker_options)) {
// Are we using the premium version?
require_once silverghyll_theme_preferred(TPICKER_DIR . 'tpicker-library.php');
// Use required library version
require_once silverghyll_theme_preferred(TPICKER_DIR . 'tpicker-widget.php');
// Build and display the widget
} else {
require_once silverghyll_theme_preferred(TPICKER_DIR . 'taxonomy-picker-library.php');
// Use required library version
require_once silverghyll_theme_preferred(TPICKER_DIR . 'taxonomy-picker-widget.php');
// Build and display the widget
}
if (array_key_exists('taxonomies', $tpicker_options)) {
include_once TPICKER_DIR . 'taxonomy-picker-taxonomies.php';
// Add pre-built taxonomies
}
}
/** Remainder **
*******************/
if (!is_admin()) {
//only on the front of the blog
require_once TPICKER_DIR . 'taxonomy-picker-process.php';
// Process any previous use of the widget
add_action('init', 'taxonomy_picker_process', 1);
// Hook in our form handler
