Merge pull request #13 from mijdavis2/addDynamicVersionLookup

Add dynamic weppy version lookup | yarn

.gitignore

@@ -2,3 +2,4 @@ node_modules/
 .idea/
 npm-debug.log
 *.orig
+yarn-error.log

app/index.js

@@ -2,7 +2,7 @@ var yeoman = require('yeoman-generator');
 var chalk = require('chalk');
 var yosay = require('yosay');
 var _ = require('lodash');
-
+var svc = require('./service');
 
 module.exports = yeoman.Base.extend({
   _defaultYear: function() {
@@ -18,6 +18,7 @@ module.exports = yeoman.Base.extend({
   },
 
   prompting: function () {
+    var versionChoices = svc.getWeppyVersions();
     return this.prompt([{
       type    : 'input',
       name    : 'useDirectory',
@@ -40,6 +41,12 @@ module.exports = yeoman.Base.extend({
         name    : 'username',
         message : 'Your github username: '
       },
+      {
+        type    : 'list',
+        name    : 'weppyVersion',
+        message : 'What Weppy version will you use?',
+        choices : versionChoices
+      },
       {
         type    : 'list',
         name    : 'pythonVersion',
@@ -114,12 +121,12 @@ module.exports = yeoman.Base.extend({
       reqMajor: this.answers.pythonVersion[0],
       reqMinor: this.answers.pythonVersion[1],
       reqPatch: this.answers.pythonVersion[2],
+      weppyVersion: this.answers.weppyVersion,
       username: this.answers.username,
       packageDescription: this.answers.packageDescription,
       license: this.answers.license,
       year: this._defaultYear(),
       includeLicense: this.answers.includeLicense,
-      weppyVersion: '0.8.2'
     };
     if (this.answers.useDirectory != this.appname) {
       this.destinationRoot(this.answers.useDirectory);

app/service.js

@@ -0,0 +1,46 @@
+'use strict';
+var request = require('request-json');
+var client = request.createClient('http://pypi.python.org/pypi/weppy/');
+
+function getReleases(data) {
+  var x;
+  var xlist = [];
+  for (x in data.releases) {
+    xlist.push(x);
+  }
+  return xlist;
+}
+
+function cmpVersions (a, b) {
+  var i, diff;
+  var regExStrip0 = /(\.0+)+$/;
+  var segmentsA = a.replace(regExStrip0, '').split('.');
+  var segmentsB = b.replace(regExStrip0, '').split('.');
+  var l = Math.min(segmentsA.length, segmentsB.length);
+
+  for (i = 0; i < l; i++) {
+    diff = parseInt(segmentsA[i], 10) - parseInt(segmentsB[i], 10);
+    if (diff) {
+      return diff;
+    }
+  }
+  return segmentsA.length - segmentsB.length;
+}
+
+module.exports = {
+  getWeppyVersions: function() {
+    var choices = [];
+    client.get('json/')
+      .then(function(result) {
+        var releases = getReleases(result.body);
+        // console.log(releases);
+        var sortedReleases = releases.sort(cmpVersions).reverse();
+        // console.log(sortedReleases);
+        sortedReleases.forEach(function(x) {
+          choices.push({name: x, value: x})
+        });
+      }
+    );
+    return choices;
+  }
+};

package.json

@@ -29,22 +29,24 @@
     "chalk": "^1.0.0",
     "lodash": "^4.13.1",
     "mocha": "^2.5.3",
+    "request": "^2.79.0",
+    "request-json": "^0.6.1",
     "yeoman-character": "^1.1.0",
     "yeoman-generator": "^0.23.0",
     "yosay": "^1.0.0"
   },
   "devDependencies": {
-    "yeoman-test": "^1.0.0",
-    "yeoman-assert": "^2.0.0",
     "eslint": "^2.1.0",
     "eslint-config-xo-space": "^0.13.0",
     "gulp": "^3.9.0",
     "gulp-eslint": "^2.0.0",
     "gulp-exclude-gitignore": "^1.0.0",
-    "gulp-line-ending-corrector": "^1.0.1",
     "gulp-istanbul": "^0.10.3",
+    "gulp-line-ending-corrector": "^1.0.1",
     "gulp-mocha": "^2.0.0",
+    "gulp-nsp": "^2.1.0",
     "gulp-plumber": "^1.0.0",
-    "gulp-nsp": "^2.1.0"
+    "yeoman-assert": "^2.0.0",
+    "yeoman-test": "^1.0.0"
   }
 }