[
'name' => 'Porta Potty Rentals',
'template' => 'template-sub-porta-potty-rentals.html'
],
];
private static $template_cache = [];
private static $instance = null;
const MAX_URLS_PER_SITEMAP = 15000;
public function __construct() {
self::$instance = $this;
add_action('init', [$this, 'load_cities'], 5);
add_action('init', [$this, 'add_rewrite_rules'], 20);
add_action('init', [$this, 'add_sitemap_rewrites']);
add_filter('query_vars', [$this, 'add_query_vars']);
add_action('template_redirect', [$this, 'handle_template_redirect']);
}
public static function get_instance() {
return self::$instance;
}
public function load_cities() {
$file_path = plugin_dir_path(__FILE__) . $this->cities_file;
if (file_exists($file_path)) {
$json = file_get_contents($file_path);
$data = json_decode($json, true);
if (is_array($data)) {
foreach ($data as $city) {
if (isset($city['slug'], $city['name'], $city['state'])) {
$slug = strtolower($city['slug']);
$this->cities[$slug] = [
'name' => $city['name'],
'state' => strtoupper($city['state']),
'full' => $city['name'] . ', ' . strtoupper($city['state'])
];
}
}
}
}
}
public function add_rewrite_rules() {
// City home → dumpster-rentals-los-angeles/
add_rewrite_rule(
'^dumpster-rentals-([^/]+)/?$',
'index.php?dumpster_city=$matches[1]',
'top'
);
// Sub-service → porta-potty-rentals-los-angeles/ etc.
$sub_slugs = array_keys($this->sub_services);
$escaped = array_map('preg_quote', $sub_slugs);
$pattern = '^(' . implode('|', $escaped) . ')-([^/]+)/?$';
add_rewrite_rule(
$pattern,
'index.php?dumpster_sub_service=$matches[1]&dumpster_city=$matches[2]',
'top'
);
}
public function add_sitemap_rewrites() {
add_rewrite_rule('^sitemap-dumpster-index\.xml$', 'index.php?dumpster_sitemap=index', 'top');
add_rewrite_rule('^sitemap-dumpster-([0-9]+)\.xml$', 'index.php?dumpster_sitemap=$matches[1]', 'top');
}
public function add_query_vars($vars) {
$vars[] = 'dumpster_city';
$vars[] = 'dumpster_sub_service';
$vars[] = 'dumpster_sitemap';
return $vars;
}
public function handle_template_redirect() {
$sitemap = get_query_var('dumpster_sitemap');
if ($sitemap !== '') {
if ($sitemap === 'index') {
$this->render_sitemap_index();
} else {
$page = intval($sitemap);
if ($page > 0) $this->render_sitemap_page($page);
}
exit;
}
$city_slug = get_query_var('dumpster_city');
$sub_slug = get_query_var('dumpster_sub_service');
$city_slug = strtolower($city_slug);
if ($city_slug && isset($this->cities[$city_slug])) {
if ($sub_slug && array_key_exists($sub_slug, $this->sub_services)) {
$this->render_sub_service_page($city_slug, $sub_slug);
} elseif (!$sub_slug) {
$this->render_city_home_page($city_slug);
} else {
$this->set_404();
}
exit;
}
}
private function set_404() {
global $wp_query;
$wp_query->set_404();
status_header(404);
include get_404_template();
exit;
}
private function render_city_home_page($city_lower) {
$city = $this->cities[$city_lower];
$city_full = $city['full'];
$templates = ['template-city1.html', 'template-city2.html', 'template-city3.html', 'template-city4.html'];
$chosen = $templates[array_rand($templates)];
$content = $this->load_template($chosen);
$content = str_replace(
['Green Park, MO', 'Green Park', 'MO'],
[esc_html($city_full), esc_html($city['name']), esc_html($city['state'])],
$content
);
$content = str_replace('Porta Potty Rentals', 'Dumpster Rentals', $content);
$content .= $this->get_sub_services_list($city_lower);
$content .= $this->get_random_cities_footer();
echo $content;
}
private function render_sub_service_page($city_lower, $sub_slug) {
$city = $this->cities[$city_lower];
$city_full = $city['full'];
$service = $this->sub_services[$sub_slug];
$content = $this->load_template($service['template']);
$content = str_replace(
['Green Park, MO', 'Green Park', 'MO', '#ServiceName'],
[esc_html($city_full), esc_html($city['name']), esc_html($city['state']), esc_html($service['name'])],
$content
);
$content .= $this->get_sub_services_list($city_lower);
$content .= $this->get_random_cities_footer();
echo $content;
}
private function load_template($filename) {
if (!isset(self::$template_cache[$filename])) {
$file_path = plugin_dir_path(__FILE__) . $filename;
if (!file_exists($file_path)) {
wp_die("Template missing: $filename");
}
self::$template_cache[$filename] = file_get_contents($file_path);
}
return self::$template_cache[$filename];
}
private function get_sub_services_list($city_lower) {
$list = '
Our Waste Management Services in ' . esc_html($this->cities[$city_lower]['full']) . '
';
return $list;
}
private function get_random_cities_footer() {
$all_slugs = array_keys($this->cities);
shuffle($all_slugs);
$selected = array_slice($all_slugs, 0, 50);
$footer = '';
return $footer;
}
private function render_sitemap_index() {
header('Content-Type: application/xml; charset=UTF-8');
echo '';
echo '';
$total_urls = count($this->cities) * (1 + count($this->sub_services));
$pages = ceil($total_urls / self::MAX_URLS_PER_SITEMAP);
for ($i = 1; $i <= $pages; $i++) {
echo '' . esc_url(home_url("/sitemap-dumpster-{$i}.xml")) . '' . current_time('c') . '';
}
echo '';
exit;
}
private function render_sitemap_page($page) {
header('Content-Type: application/xml; charset=UTF-8');
echo '';
echo '';
$cities = array_keys($this->cities);
$sub_services = array_keys($this->sub_services);
$start = ($page - 1) * self::MAX_URLS_PER_SITEMAP;
$end = $start + self::MAX_URLS_PER_SITEMAP;
$current = 0;
// City pages first
foreach ($cities as $city_slug) {
if ($current >= $end) break;
if ($current >= $start) {
echo '' . esc_url(home_url("/dumpster-rentals-{$city_slug}/")) . '' . current_time('c') . 'weekly0.8';
}
$current++;
}
// Sub-service pages
foreach ($cities as $city_slug) {
foreach ($sub_services as $sub_slug) {
if ($current >= $end) break 2;
if ($current >= $start) {
echo '' . esc_url(home_url("/{$sub_slug}-{$city_slug}/")) . '' . current_time('c') . 'weekly0.6';
}
$current++;
}
}
echo '';
exit;
}
public function get_random_links($count = 300) {
$count = min(intval($count), 1000);
$slugs = array_keys($this->cities);
$sub_slugs = array_keys($this->sub_services);
if (empty($slugs)) return '';
$output = '';
$used = [];
for ($i = 0; $i < $count; $i++) {
if (mt_rand(0, 3) === 0) { // ~25% main page
$city_slug = $slugs[array_rand($slugs)];
$url = home_url("/dumpster-rentals-{$city_slug}/");
$text = "Dumpster Rentals " . $this->cities[$city_slug]['full'];
} else {
$city_slug = $slugs[array_rand($slugs)];
$sub_slug = $sub_slugs[array_rand($sub_slugs)];
$url = home_url("/{$sub_slug}-{$city_slug}/");
$text = $this->sub_services[$sub_slug]['name'] . " " . $this->cities[$city_slug]['full'];
}
if (in_array($url, $used)) { $i--; continue; }
$used[] = $url;
$output .= '
' . esc_html($text) . '';
}
$output .= '
';
return $output;
}
}
// Shortcode
add_shortcode('random_dumpster_links', function($atts) {
$atts = shortcode_atts(['count' => 300], $atts);
$instance = DumpsterRentalsDynamicPages::get_instance();
return $instance ? $instance->get_random_links($atts['count']) : '';
});
new DumpsterRentalsDynamicPages();
register_activation_hook(__FILE__, 'flush_rewrite_rules');
register_deactivation_hook(__FILE__, 'flush_rewrite_rules');
Our Waste Management Services in Green Park, MO
We Serve These Areas
Porta Potty Rentals French Lick, INPorta Potty Rentals Julian, CAPorta Potty Rentals Shamokin, PAPorta Potty Rentals Indian Wells, CAPorta Potty Rentals Veneta, ORPorta Potty Rentals East Providence, RIPorta Potty Rentals North Sioux City, SDPorta Potty Rentals Monument Beach, MAPorta Potty Rentals Jourdanton, TXPorta Potty Rentals Zapata, TXPorta Potty Rentals Hohenwald, TNPorta Potty Rentals Bellaire, TXPorta Potty Rentals Bodega Bay, CAPorta Potty Rentals Middlesex, NJPorta Potty Rentals El Portal, FLPorta Potty Rentals South Sumter, SCPorta Potty Rentals Central Park, WAPorta Potty Rentals Valdese, NCPorta Potty Rentals Honeyville, UTPorta Potty Rentals Clinton, MOPorta Potty Rentals Daisetta, TXPorta Potty Rentals Greenwich, OHPorta Potty Rentals Medford Lakes, NJPorta Potty Rentals Cape Girardeau, MOPorta Potty Rentals Coopersburg, PAPorta Potty Rentals Jacinto City, TXPorta Potty Rentals Putnam Lake, NYPorta Potty Rentals South Run, VAPorta Potty Rentals Lepanto, ARPorta Potty Rentals Fort Belvoir, VAPorta Potty Rentals Ouray, COPorta Potty Rentals Warren Afb, WYPorta Potty Rentals Yorktown, INPorta Potty Rentals Wrightsville, PAPorta Potty Rentals Louisa, KYPorta Potty Rentals Lodi, CAPorta Potty Rentals Bellaire, OHPorta Potty Rentals Brownlee Park, MIPorta Potty Rentals Pagosa Springs, COPorta Potty Rentals Fairwood, MDPorta Potty Rentals Winfield, INPorta Potty Rentals Radcliff, KYPorta Potty Rentals Thomasville, ALPorta Potty Rentals Indiana, PAPorta Potty Rentals Windsor, MOPorta Potty Rentals East Missoula, MTPorta Potty Rentals North Wantagh, NYPorta Potty Rentals Maywood, CAPorta Potty Rentals Chalfont, PAPorta Potty Rentals Calhoun Falls, SC