1 files changed, 96 insertions, 7 deletions

diff --git a/lib/grunt/utils.js b/lib/grunt/utils.js
index a3a7e7b2..1c356c18 100644
--- a/lib/grunt/utils.js
+++ b/lib/grunt/utils.js
@@ -1,9 +1,11 @@
 var fs = require('fs');
+var path = require('path');
 var shell = require('shelljs');
 var grunt = require('grunt');
 var spawn = require('child_process').spawn;
 var semver = require('semver');
-var version;
+var _ = require('lodash');
+var version, pkg;
 var CSP_CSS_HEADER = '/* Include this file in your html if you are using the CSP mode. */\n\n';
 
 var PORT_MIN = 8000;
@@ -21,6 +23,23 @@ var getRandomPorts = function() {
   ];
 };
 
+var getPackage = function() {
+  if ( !pkg ) {
+
+    // Search up the folder hierarchy for the first package.json    
+    var packageFolder = path.resolve('.');
+    while ( !fs.existsSync(path.join(packageFolder, 'package.json')) ) {
+      var parent = path.dirname(packageFolder);
+      if ( parent === packageFolder) { break; }
+      packageFolder = parent;
+    }
+    pkg = JSON.parse(fs.readFileSync(path.join(packageFolder,'package.json'), 'UTF-8'));
+  
+  }
+
+  return pkg;
+};
+
 
 module.exports = {
 
@@ -31,9 +50,20 @@ module.exports = {
   },
 
 
+  getGitRepoInfo: function() {
+    var GITURL_REGEX = /^https:\/\/github.com\/([^\/]+)\/(.+).git$/;
+    var match = GITURL_REGEX.exec(getPackage().repository.url);
+    var git = {
+      owner: match[1],
+      repo: match[2]
+    };
+    return git;
+  },
+
+
   getVersion: function(){
     if (version) return version;
-    var package = JSON.parse(fs.readFileSync('package.json', 'UTF-8'));
+
     try {
 
       var gitTag = getTagOfCurrentCommit();
@@ -46,7 +76,7 @@ module.exports = {
         // snapshot release
         semVerVersion = getSnapshotVersion();
         fullVersion = semVerVersion + '-' + getSnapshotSuffix();
-        codeName = 'snapshot'
+        codeName = 'snapshot';
       }
 
       var versionParts = semVerVersion.match(/(\d+)\.(\d+)\.(\d+)/);
@@ -57,9 +87,12 @@ module.exports = {
         minor: versionParts[2],
         dot: versionParts[3],
         codename: codeName,
-        cdn: package.cdnVersion
+        cdn: getPackage().cdnVersion
       };
 
+      // Stable versions have an even minor version
+      version.isStable = version.minor%2 === 0;
+
       return version;
 
     } catch (e) {
@@ -69,7 +102,7 @@ module.exports = {
     function getTagOfCurrentCommit() {
       var gitTagResult = shell.exec('git describe --exact-match', {silent:true});
       var gitTagOutput = gitTagResult.output.trim();
-      var branchVersionPattern = new RegExp(package.branchVersion.replace('.', '\\.').replace('*', '\\d+'));
+      var branchVersionPattern = new RegExp(getPackage().branchVersion.replace('.', '\\.').replace('*', '\\d+'));
       if (gitTagResult.code === 0 && gitTagOutput.match(branchVersionPattern)) {
         return gitTagOutput;
       } else {
@@ -88,7 +121,7 @@ module.exports = {
     }
 
     function getSnapshotVersion() {
-      var oldTags = shell.exec('git tag -l v'+package.branchVersion, {silent:true}).output.trim().split('\n');
+      var oldTags = shell.exec('git tag -l v'+getPackage().branchVersion, {silent:true}).output.trim().split('\n');
       // ignore non semver versions.
       oldTags = oldTags.filter(function(version) {
         return version && semver.valid(version);
@@ -102,7 +135,7 @@ module.exports = {
           semVerVersion = semver.inc(semVerVersion, 'patch');
         }
       } else {
-        semVerVersion = semver.valid(package.branchVersion.replace(/\*/g, '0'));
+        semVerVersion = semver.valid(getPackage().branchVersion.replace(/\*/g, '0'));
       }
       return semVerVersion;
     }
@@ -114,6 +147,62 @@ module.exports = {
     }
   },
 
+  getPreviousVersions: function() {
+    var VERSION_REGEX = /([1-9]\d*)\.(\d+)\.(\d+)(?:-?rc\.?(\d+)|-(snapshot))?/;
+
+    // Pad out a number with zeros at the front to make it `digits` characters long
+    function pad(num, digits) {
+      var zeros = Array(digits+1).join('0');
+      return (zeros+num).slice(-digits);
+    }
+
+    function padVersion(version) {
+      // We pad out the version numbers with 0s so they sort nicely
+      // - Non-Release Candidates get 9999 for their release candidate section to make them appear earlier
+      // - Snapshots get 9 added to the front to move them to the top of the list
+      var maxLength = 4;
+      var padded = (version.snapshot ? '9' : '0') + pad(version.major, maxLength) +
+                    pad(version.minor, maxLength) + pad(version.dot, maxLength) +
+                    pad(version.rc || 9999, maxLength);
+      return padded;
+    }
+
+    function getVersionFromTag(tag) {
+      var match = VERSION_REGEX.exec(tag);
+      if ( match ) {
+        var version = {
+          tag: tag,
+          major: match[1], minor: match[2], dot: match[3], rc: match[4],
+          snapshot: !!match[5] && getSnapshotSuffix()
+        };
+
+        if(version.snapshot) {
+          version.full = version.major + '.' + version.minor + '.x (edge)';
+        } else {
+          version.full = version.major + '.' + version.minor + '.' + version.dot +
+                        (version.rc ? '-rc.' + version.rc : '');
+        }
+
+        // Stable versions have an even minor version and are not a release candidate
+        version.isStable = !(version.minor%2 || version.rc);
+
+        // Versions before 1.0.2 had a different docs folder name
+        version.docsUrl = 'http://code.angularjs.org/' + version.full + '/docs';
+        if ( version.major < 1 || (version.major === 1 && version.minor === 0 && version.dot < 2 ) ) {
+          version.docsUrl += '-' + version.full;
+        }
+
+        return version;
+      }
+    }
+
+    var tags = shell.exec('git tag', {silent: true}).output.split(/\s*\n\s*/);
+    return _(tags)
+      .map(getVersionFromTag)
+      .filter()  // getVersion can map to undefined - this clears those out
+      .sortBy(padVersion)
+      .value();
+  },
 
   startKarma: function(config, singleRun, done){
     var browsers = grunt.option('browsers');