Add wip Cities compiler.

Author: heathdutton

cities.php

@@ -0,0 +1,84 @@
+<?php
+/**
+ * Generate a zip /city/state lookup database that can be opcache'd for near-instant lookup.
+ */
+error_reporting(E_ALL);
+ini_set('display_errors', '1');
+
+$cwd       = dirname(realpath(__FILE__));
+$zipfile   = $cwd.'/allCountries.zip';
+$txtfile   = $cwd.'/allCountries.txt';
+$statsOnly = false;
+$regenKey  = false;
+
+// Download http://download.geonames.org/export/zip/allCountries.zip
+if (!file_exists($txtfile)) {
+    echo "Downloading zipcodes...";
+    $ch = curl_init();
+    curl_setopt($ch, CURLOPT_URL, 'http://download.geonames.org/export/zip/allCountries.zip');
+    curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+    $data = curl_exec($ch);
+    curl_close($ch);
+    $file = fopen($zipfile, "w+");
+    fputs($file, $data);
+    fclose($file);
+    $zip = new ZipArchive;
+    $res = $zip->open($zipfile);
+    if ($res === true) {
+        $zip->extractTo('.');
+        $zip->close();
+        unlink($zipfile);
+    } else {
+        die('Unable to unzip.');
+    }
+}
+
+$row     = 0;
+$headers = [
+    'countryCode', // iso country code, 2 characters
+    'postalCode', // varchar(20)
+    'placeName', // varchar(180)
+    'adminName1', // 1. order subdivision (state) varchar(100)
+    'adminCode1', // 1. order subdivision (state) varchar(20)
+    'adminName2', // 2. order subdivision (county/province) varchar(100)
+    'adminCode2', // 2. order subdivision (county/province) varchar(20)
+    'adminName3', // 3. order subdivision (community) varchar(100)
+    'adminCode3', // 3. order subdivision (community) varchar(20)
+    'latitude', // estimated latitude (wgs84)
+    'longitude', // estimated longitude (wgs84)
+    'accuracy', // accuracy of lat/lng from 1=estimated to 6=centroid
+];
+$stats   = [];
+if (($handle = fopen($txtfile, 'r')) !== false) {
+    while (($data = fgetcsv($handle, 1000, "\t")) !== false) {
+        $place = new stdClass();
+        foreach ($data as $key => $value) {
+            $keyname           = $headers[$key];
+            $place->{$keyname} = str_replace(["'", "\t"], '', $value);
+        }
+        if (!empty($place->countryCode) && !empty($place->postalCode)) {
+            $countryCode = strtoupper($place->countryCode);
+            $zipsFile    = $cwd.'/zips/'.$countryCode.'.php';
+            if (!file_exists($zipsFile)) {
+                file_put_contents(
+                    $zipsFile,
+                    "<?php \$zipCodes['".$countryCode."']=["
+                );
+            }
+            $city     = strtoupper($place->placeName);
+            $cityFile = $cwd.'/cities/'.$countryCode.'.php';
+            if (!file_exists($cityFile)) {
+                file_put_contents(
+                    $cityFile,
+                    "<?php \$cities['".$countryCode."']=["
+                );
+            }
+            $string = "'".$place->postalCode."'=>'".implode("\t", $data)."',";
+            file_put_contents($zipsFile, $string, FILE_APPEND);
+        }
+        $row++;
+    }
+    fclose($handle);
+}
+
+// @todo - Add '];' to the end of all files that were generated.