A script for calculating the number of "points" in a Github Milestone (using numeric labels as "points" in issues). Written by Adam Perry (@hoursgoby) for Level Up Labs, LLC. milestones.json is an example of the php output, progress.js is an example of the front-end display code

dqbugs.php

<?php
define("CLIENT_ID", "REDACTED");
define("CLIENT_SECRET", "REDACTED");
define("GITHUB_URL", "ssl://api.github.com");
define("GITHUB_PATH", "/repos/YOUR-NAME-HERE/YOUR-REPO-HERE/");
define("ISSUESTATE_OPEN", "open");
define("OUTPUT_FILENAME", "/path/to/milestones.json");

$milestones = processIssues(loadIssues());
$fp = fopen(OUTPUT_FILENAME, "w+");
fwrite($fp, json_encode($milestones));
fclose($fp);
echo json_encode($milestones) ."\r\n\r\n";



function loadIssues() {
   $i = 1;
   $issues = array();
   $page = loadIssuePage($i);
   while(!empty($page)) {
      if (!empty($page["message"])) {
         echo "ERROR: API call failed with the following message:\r\n";
         echo $page["message"] ."\r\n";
         break;
      }
      $issues = array_merge($issues, $page);
      echo "Loaded page $i (". count($page) ." issues)\r\n";
      ++$i;
      $page = loadIssuePage($i);
   }
   return $issues;
}

function loadIssuePage($i) {
   return wget("issues?state=all&page=". intval($i));
}

function processIssues($issues) {
   $milestones = array();
   foreach($issues as $i => $issue) {
      if (empty($issue["milestone"]) || empty($issue["milestone"]["title"])) continue;
      $val = 0;
      $milestone = $issue["milestone"]["title"];
      if (!array_key_exists($milestone, $milestones)) {
         $milestones[$milestone] = array();
	    $milestones[$milestone]["open"] = 0;
	    $milestones[$milestone]["total"] = 0;
      }
      $labels = wget("issues/". intval($i) ."/labels");
      if (!empty($labels["message"])) {
         echo "ERROR: API call for issue $i failed with the following message:\r\n";
         echo $labels["message"] ."\r\n";
         continue;
      }
      foreach($labels as $label) {
         if (!empty($label["name"]) && intval($label["name"])) {
            $val = intval($label["name"]);
         }
      }
      $milestones[$milestone]["total"] += $val;
	 if (!empty($issue["state"]) && $issue["state"] == ISSUESTATE_OPEN) {
         $milestones[$milestone]["open"] += $val;
      }
	 $milestones[$milestone]["milestone_number"] = $issue["milestone"]["number"];
      $s = ($val == 1) ? "" : "s";
      echo "Assessed issue $i ($milestone: $val point$s)\r\n";
   }
   return $milestones;
}

function wget($url) {
   $out = "";
   $fp = fsockopen(GITHUB_URL, 443, $errno, $errstr, 3);
   if (!$fp) {
      echo "$errstr ($errno)\r\n";
      return false;
   } else {
      $param = "?";
      if (strpos($url, "?") !== false) $param = "&";
      $param .= "client_id=". CLIENT_ID ."&client_secret=". CLIENT_SECRET;
      $url .= $param;
      $out = "GET ". GITHUB_PATH . $url ." HTTP/1.1\r\n";
      $out.= "Host: api.github.com\r\n";
      $out.= "User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.2.1)\r\n";
      $out.= "Connection: Close\r\n\r\n";

      fwrite($fp, $out);
      while(!feof($fp)) {
         $out .= fgets($fp, 128);
      }
      fclose($fp);
      $out = substr($out, strpos($out, "\r\n\r\n", strpos($out, "Content")));
      return json_decode($out, true);
   }
}

milestones.json

{"Alpha":{"open":83,"total":447,"milestone_number":4},"DQ1 port":{"open":12,"total":109,"milestone_number":6},"3DS Release":{"open":0,"total":3,"milestone_number":10},"DQ Legacy final patch":{"open":0,"total":16,"milestone_number":1},"Pre-Alpha":{"open":0,"total":45,"milestone_number":5}}

progress.js

<script type="text/javascript">

loadMilestonesByPoints();

function loadMilestonesByPoints()
{
  var progress_text = "";
  var iURL = "https://github.com/YOUR-NAME-HERE/YOUR-REPO-HERE/issues";
  
  var str = httpGet("http://www.example.com/path/to/milestones.json");
  
  var milestones = JSON.parse(str);
  
  //put your own milestone names in here, needs to match what you have on Github, including case!
  var major_milestones = ["Pre-Alpha","Alpha","Beta","PC Release","DQ1 port"];
  var closed_milestones = [];
  
  var arrayLength = milestones.length;
  
  var curr_milestone = "";
  
  for(var i = 0; i < major_milestones.length; i++)
  {
	var mName = major_milestones[i];
	var milestone = milestones[mName];
	if(milestone != null)
	{
		var output = "";
		var total = milestone["total"];
		var closed = total - milestone["open"];
		if(total > 5)
		{
			var percent = Math.floor(((closed/total)*100));
			var mi = milestone["milestone_number"];
			var closed_issues = "<a href="+iURL+"?milestone="+mi+"&state=closed/>"+closed+"</a>";
			var total_issues = "<a href="+iURL+"?milestone="+mi+"&state=open/>"+total;
			output += "<B>"+mName+"</B>" + ": " + closed_issues + " / " + total_issues + " points</a>";
			if(percent >= 100)
			{
				output += " -- <B>Complete!</b>";
				closed_milestones.push(mName.toLowerCase());
			}
			output += "<BR>";
			progress_text += output;
			progress_text += drawProgress((closed/total)*100);
			progress_text += "<BR>";
		}
	}
  }
  
  var mmlength = major_milestones.length;
  for(var i = 0; i < mmlength; i++)
  {
    var mName = major_milestones[i].toLowerCase();
    var cmlength = closed_milestones.length;
    for(var j = 0; j < cmlength; j++)
    {
        if(closed_milestones[j] == mName)
        {
            curr_milestone = mName;
        }
    }
  }
  
  var milestone_text = "<b>Current Phase: " + curr_milestone.toUpperCase() + "</b> <a href='https://github.com/larsiusprime/tdrpg-bugs/milestones'><BR>(See all milestones)</a>";
  
  document.write(milestone_text + "<BR><BR>");
  
  document.write("Please note that these bars are only a rough indicator of progress, as when we add new issues, the % completion may appear to shrink<BR><BR>");
  
  document.write(progress_text);
}

//requires you to have the correct image files for the progress bars!
//progress.png -- 1x20 colored green gradient (what I used)
//progress-bkg.png -- 1x20 solid black
function drawProgress(percent)
{
	var str = '<div id="container" style="width:100%; height:25px; border:2px solid black; background-size:100% 100%; background-repeat:no-repeat; background-image:url(image/progress-bkg.png);">';
	if(percent > 0)
	{
		str += '<div id="a" style="width:'+percent+'%; height:25px; background-size:100% 100%; background-repeat:no-repeat; background-image:url(image/progress.png);"></div>';
	}
	str += '</div>';
	return (str);
}

function httpGet(theUrl)
{
  var xmlHttp = null;
  xmlHttp = new XMLHttpRequest();
  xmlHttp.open( "GET", theUrl, false );
  xmlHttp.send( null );
  return xmlHttp.responseText;
}
</script>