[ '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); $content = str_replace( ['Porterville, CA', 'Porterville', 'CA'], [esc_html($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']); $content = str_replace( ['Porterville, CA', 'Porterville', 'CA', '#ServiceName'], [esc_html($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']) . '

'; foreach ($this->sub_services as $slug => $service) { $link = home_url("/{$slug}-{$city_lower}/"); $list .= '' . esc_html($service['name']) . ''; } $list .= '
'; 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 = '

We Serve These Areas

'; foreach ($selected as $slug) { $name = $this->cities[$slug]['full']; $link = home_url("/dumpster-rentals-{$slug}/"); $footer .= 'Dumpster Rentals ' . esc_html($name) . ''; } $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 Porterville, CA

Dumpster Rental

We Serve These Areas

Porta Potty Rentals Taos Pueblo, NMPorta Potty Rentals Oakland, FLPorta Potty Rentals Elk Plain, WAPorta Potty Rentals Pearl River, LAPorta Potty Rentals Elmsford, NYPorta Potty Rentals Doniphan, MOPorta Potty Rentals Delta, OHPorta Potty Rentals Martinsville, NJPorta Potty Rentals Polo, ILPorta Potty Rentals Fairburn, GAPorta Potty Rentals Lusk, WYPorta Potty Rentals Gordonsville, TNPorta Potty Rentals Ardsley, NYPorta Potty Rentals Fairmount Heights, MDPorta Potty Rentals Forsyth, MTPorta Potty Rentals Lake Forest, ILPorta Potty Rentals South Wenatchee, WAPorta Potty Rentals Elon, NCPorta Potty Rentals Cumberland, INPorta Potty Rentals La Crosse, KSPorta Potty Rentals Coal Run Village, KYPorta Potty Rentals Fort Davis, TXPorta Potty Rentals Thatcher, AZPorta Potty Rentals Englewood, COPorta Potty Rentals Winsted, CTPorta Potty Rentals Ralston, NEPorta Potty Rentals Narragansett Pier, RIPorta Potty Rentals Landis, NCPorta Potty Rentals Narberth, PAPorta Potty Rentals Dooms, VAPorta Potty Rentals Toluca, ILPorta Potty Rentals Wailua, HIPorta Potty Rentals Ben Avon, PAPorta Potty Rentals Siesta Key, FLPorta Potty Rentals Orono, MNPorta Potty Rentals Washington, GAPorta Potty Rentals Johnston, IAPorta Potty Rentals Ingalls Park, ILPorta Potty Rentals Southern Shores, NCPorta Potty Rentals Strafford, MOPorta Potty Rentals Dimondale, MIPorta Potty Rentals Oak Hill, TNPorta Potty Rentals Boyne City, MIPorta Potty Rentals Montrose, PAPorta Potty Rentals Ceredo, WVPorta Potty Rentals Hopwood, PAPorta Potty Rentals Olivet, MIPorta Potty Rentals Blacksburg, SCPorta Potty Rentals Los Ranchos, CAPorta Potty Rentals Wayland, IA