Cache JSON.php

<?php
$cache = 'data.txt';
if(date("Ymd", filemtime($cache)) <  date("Ymd") || filesize($cache) < 1):	
 $data = get_data(); // do your thing
  $file = fopen($cache,'w+');
  $text = is_array($data) ? json_encode($data) : $data;
   fwrite($file, $text);
   fclose($file);
else:
   $file = fopen($cache,'w+');
 	 $data = fread($file, filesize($cache));	
   if($data[0] == '{');
     $data = json_decode($data, true);
endif;

cache.php

<?php
function cacher($file,$contents){

  $cachefile = $file.'.txt';
	$cachetime = 60 * 60 * 24; // 24 hours

	if ((time() - $cachetime < filemtime($cachefile)) && !isset($_GET['nocache'])) {
		include($cachefile);
		echo "<!-- ".date('jS F Y H:i', filemtime($cachefile))." -->";
		echo "<!-- next ".date('jS F Y H:i', filemtime($cachefile) + $cachetime)." -->";
		}
		else{	  
      $fp = fopen($cachefile, 'w'); 
      fwrite($fp, $contents); 
      fclose($fp); 
      
      echo $contents;
		echo "<!-- ".date('jS F Y H:i', filemtime($cachefile))." -->";
    }
}

Routes-sub.php

<?php
$secciones = ['mapa' ,'compara' ,'grafica' ,'tabla' ,'estado' ,]; 
$timeline = [2019,2020,2021,2022];
$u = explode('/', trim($_SERVER['QUERY_STRING'],'/'));
/*
 /mapa/f1/2018
 /mapa/f1-2/2018

 /estado/MX33/f1/2018
 /estado/MX33/f1-2/2018

 /compara/00-33-22/2018

 /grafica/asc/2018

 /tabla/desc/2019
 /tabla
*/
  $p[ver] = isset($secciones[$u[0]]) ? $u[0] :  $secciones[0];
  $p[embed] = end($u)=='embed' ?? true;
  $year = in_array(end($u), $timeline) ?? end($u);
  $p[year] = $year ?? end($timeline);
  $ord = ['asc', 'des', 'az', 'za'];
  $p[gorder] = $ord[0]; 
  $p[order] = $ord[2]; 
  $p[estados] = ['01','32'];
  $p[efact] = $p[estado] = 'MX00';
    switch($p[ver]):
        case "mapa":
        $p[efact] = (strstr($u[1],'MX')) ? $u[1] : $p[estado]; 
        $p[fact] = (strstr($u[1],'-')) ? explode('-',$u[1])[0] : $u[1]; 
        $p[sub] = (strstr($u[1],'-')) ? explode('-',$u[1])[1] : '';         
      
         break;
        case "estado":
        $p[estado] = substr(strtolower($u[1]), 0, 2) == 'mx' ? $u[1] : '';          
        $p[fact] = (strstr($u[2],'-')) ? explode('-',$u[2])[0] : $u[2]; 
        $p[sub] = (strstr($u[2],'-')) ? explode('-',$u[2])[1] : '';  
         break;
        case "compara":
        $p[estados] = (strstr($u[1],'-')) ? explode('-',$u[1]) : $p[estados];
          break;
        case "grafica":
        $p[gorder] = in_array($u[1], $ord) ? $u[1] : $p[gorder];  //asc des az za
         break;
        case "tabla":
        $p[order] = in_array($u[1], $ord) ? $u[1] : $p[order];

        break;
       endswitch;
print_r($p);

Routes.php

<?php
$args = explode('/', trim($_SERVER['QUERY_STRING'],'/'));
  $i = 0;
    foreach ($args as $k => $v) {
      $i++;
      if($i%2 == 0)
        $p[$args[$i - 2]] = $v;  
      if( $v == 'embed') 
        $p[$v] = $v;    
    }
print_r($p);

Routes_simple.php

<?php
 function routes($url){
  $u = explode('/', trim($_SERVER['QUERY_STRING'],'/'));
  $sep = '.'; //sub parameter separator
   switch($u[0]){
     case 'special':  $u[1] = isset($u[1]) ? explode($sep, $u[1])) : null;  break;
   }
  $_SERVER['U'] = $u;
  return $u;
 }