Initial commit

Author: heathdutton

.gitignore

@@ -0,0 +1,3 @@
+zip-codes-database-FREE.csv
+*.json
+*.jsonp

update.php

@@ -0,0 +1,69 @@
+<?php
+
+$cwd = dirname(realpath(__FILE__));
+$zipfile = $cwd . '/zip-codes-database-FREE.csv';
+if (!file_exists($zipfile)) {
+    echo "Error: Take the latest free zip code database from zip-codes.com and extract the CSV next to this file and try again.\n";
+    exit(1);
+}
+
+
+echo "Cleaning any previous build...\n";
+clean($cwd);
+
+$row = 0;
+$headers = [];
+if (($handle = fopen($zipfile, 'r')) !== false) {
+    while (($data = fgetcsv($handle, 1000, ',')) !== false) {
+        if ($row == 0) {
+            $headers = $data;
+        } else {
+            $zip = new stdClass();
+            foreach ($data as $key => $value) {
+                $keyname = $headers[$key];
+                $zip->{$keyname} = $value;
+            }
+            if (!empty($zip->ZipCode)) {
+                echo "Creating files for " . $zip->ZipCode . "\n";
+                file_put_contents($cwd . '/' . $zip->ZipCode . '.json', json_encode($zip));
+                file_put_contents($cwd . '/' . $zip->ZipCode . '.jsonp', 'zipCodeCallback(' . json_encode($zip) . ');');
+            }
+        }
+        $row++;
+    }
+    fclose($handle);
+}
+
+/**
+ * Recursively delete files and folders within a directory based on type.
+ * @param $dir
+ * @param null $root
+ * @param array $types
+ */
+function clean($dir, $root = null, $types = ['json', 'jsonp'])
+{
+    if (!$root) {
+        $root = $dir;
+    }
+    if (is_dir($dir)) {
+        $objects = scandir($dir);
+        foreach ($objects as $object) {
+            if ($object != "." && $object != "..") {
+                if (is_dir($dir."/".$object)) {
+                    clean($dir."/".$object, $root, $types);
+                } else {
+                    $ext = pathinfo($object, PATHINFO_EXTENSION);
+                    if (in_array($ext, $types)) {
+                        unlink($dir."/".$object);
+                    }
+                }
+            }
+        }
+        if ($dir !== $root) {
+            try {
+                rmdir($dir);
+            } catch (Exception $e) {
+            }
+        }
+    }
+}