Fifth pass at adding key files

site/roadshow/rating/int.to.words.php

@@ -0,0 +1,55 @@
+<?php
+
+$nwords = array( "zero", "one", "two", "three", "four", "five", "six", "seven", "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen", "fifteen", "sixteen", "seventeen", "eighteen", "nineteen", "twenty", 30 => "thirty", 40 => "forty", 50 => "fifty", 60 => "sixty", 70 => "seventy", 80 => "eighty", 90 => "ninety" );
+
+function int_to_words($x) {
+ global $nwords;
+
+ if(!is_numeric($x))
+  $w = '#';
+ else if(fmod($x, 1) != 0)
+  $w = '#';
+ else {
+  if($x < 0) {
+    $w = 'minus ';
+    $x = -$x;
+  } else
+    $w = '';
+  // ... now $x is a non-negative integer.
+
+  if($x < 21) // 0 to 20
+    $w .= $nwords[$x];
+  else if($x < 100) { // 21 to 99
+    $w .= $nwords[10 * floor($x/10)];
+    $r = fmod($x, 10);
+    if($r > 0)
+     $w .= '-'. $nwords[$r];
+  } else if($x < 1000) { // 100 to 999
+    $w .= $nwords[floor($x/100)] .' hundred';
+    $r = fmod($x, 100);
+    if($r > 0)
+     $w .= ' and '. int_to_words($r);
+  } else if($x < 1000000) { // 1000 to 999999
+    $w .= int_to_words(floor($x/1000)) .' thousand';
+    $r = fmod($x, 1000);
+    if($r > 0) {
+     $w .= ' ';
+     if($r < 100)
+       $w .= 'and ';
+     $w .= int_to_words($r);
+    }
+  } else {  // millions
+    $w .= int_to_words(floor($x/1000000)) .' million';
+    $r = fmod($x, 1000000);
+    if($r > 0) {
+     $w .= ' ';
+     if($r < 100)
+       $word .= 'and ';
+     $w .= int_to_words($r);
+    }
+  }
+ }
+ return $w;
+}
+
+?>