revert: "chore(version-info): disable remote requests when offline"

This reverts commit 6a13460.
The connectivity status is not always detected correctly. Skipping version info related tasks, broke
the deployment of the API docs.

Related #angular/angularjs.org#202

Author: gkalpak

lib/versions/is-online.js

@@ -1,16 +1,13 @@
 'use strict';
 
-var childProcess = require('child_process');
 var fs = require('fs');
 var path = require('path');
 var shell = require('shelljs');
 var semver = require('semver');
 var _ = require('lodash');
 
 var currentPackage, previousVersions, cdnVersion, gitRepoInfo;
-var connectivityStatus = childProcess.execSync('node is-online.js', { cwd: __dirname, encoding: 'utf8' }).trim();
-var isOnline = connectivityStatus == 'online';
-console.log('Running ' + connectivityStatus);
+
 
 /**
  * Load information about this project from the package.json
@@ -103,68 +100,58 @@ var getPreviousVersions =  function() {
   // not contain all commits when cloned with git clone --depth=...
   // Needed e.g. for Travis
   var repo_url = currentPackage.repository.url;
-  if (isOnline) {
-    console.log('looking up remote git tags...');
-    var tagResults = shell.exec('git ls-remote --tags ' + repo_url,
-                                {silent: true});
-    if (tagResults.code === 0) {
-      return _(tagResults.output.match(/v[0-9].*[0-9]$/mg))
-        .map(function(tag) {
-          var version = semver.parse(tag);
-          return version;
-        })
-        .filter()
-        .map(function(version) {
-          // angular.js didn't follow semantic version until 1.20rc1
-          if ((version.major === 1 && version.minor === 0 && version.prerelease.length > 0) || (version.major === 1 && version.minor === 2 && version.prerelease[0] === 'rc1')) {
-            version.version = [version.major, version.minor, version.patch].join('.') + version.prerelease.join('');
-            version.raw = 'v' + version.version;
-          }
-          version.docsUrl = 'http://code.angularjs.org/' + version.version + '/docs';
-          // Versions before 1.0.2 had a different docs folder name
-          if (version.major < 1 || (version.major === 1 && version.minor === 0 && version.patch < 2)) {
-            version.docsUrl += '-' + version.version;
-            version.isOldDocsUrl = true;
-          }
-          return version;
-        })
-        .sort(semver.compare)
-        .value();
-    }
+  var tagResults = shell.exec('git ls-remote --tags ' + repo_url,
+                              {silent: true});
+  if (tagResults.code === 0) {
+    return _(tagResults.output.match(/v[0-9].*[0-9]$/mg))
+      .map(function(tag) {
+        var version = semver.parse(tag);
+        return version;
+      })
+      .filter()
+      .map(function(version) {
+        // angular.js didn't follow semantic version until 1.20rc1
+        if ((version.major === 1 && version.minor === 0 && version.prerelease.length > 0) || (version.major === 1 && version.minor === 2 && version.prerelease[0] === 'rc1')) {
+          version.version = [version.major, version.minor, version.patch].join('.') + version.prerelease.join('');
+          version.raw = 'v' + version.version;
+        }
+        version.docsUrl = 'http://code.angularjs.org/' + version.version + '/docs';
+        // Versions before 1.0.2 had a different docs folder name
+        if (version.major < 1 || (version.major === 1 && version.minor === 0 && version.patch < 2)) {
+          version.docsUrl += '-' + version.version;
+          version.isOldDocsUrl = true;
+        }
+        return version;
+      })
+      .sort(semver.compare)
+      .value();
   } else {
-    console.log('-- skipping remote git tag lookup');
+    return [];
   }
-  return [];
 };
 
 var getCdnVersion = function() {
-  if (isOnline) {
-    console.log('searching for CDN versions...');
-    return _(previousVersions)
-      .filter(function(tag) {
-        return semver.satisfies(tag, currentPackage.branchVersion);
-      })
-      .reverse()
-      .reduce(function(cdnVersion, version) {
-        if (!cdnVersion) {
-          // Note: need to use shell.exec and curl here
-          // as version-infos returns its result synchronously...
-          var cdnResult = shell.exec('curl http://ajax.googleapis.com/ajax/libs/angularjs/' + version + '/angular.min.js ' +
-                    '--head --write-out "%{http_code}" -o /dev/null -silent',
-                                      {silent: true});
-          if (cdnResult.code === 0) {
-            var statusCode = cdnResult.output.trim();
-            if (statusCode === '200') {
-              console.log('-- found CDN version ' + version);
-              cdnVersion = version;
-            }
+  return _(previousVersions)
+    .filter(function(tag) {
+      return semver.satisfies(tag, currentPackage.branchVersion);
+    })
+    .reverse()
+    .reduce(function(cdnVersion, version) {
+      if (!cdnVersion) {
+        // Note: need to use shell.exec and curl here
+        // as version-infos returns its result synchronously...
+        var cdnResult = shell.exec('curl http://ajax.googleapis.com/ajax/libs/angularjs/' + version + '/angular.min.js ' +
+                  '--head --write-out "%{http_code}" -o /dev/null -silent',
+                                    {silent: true});
+        if (cdnResult.code === 0) {
+          var statusCode = cdnResult.output.trim();
+          if (statusCode === '200') {
+            cdnVersion = version;
           }
         }
-        return cdnVersion;
-      }, null);
-  } else {
-    console.log('-- skipping CDN version lookup');
-  }
+      }
+      return cdnVersion;
+    }, null);
 };
 
 /**
@@ -211,6 +198,7 @@ var getSnapshotVersion = function() {
   return version;
 };
 
+
 exports.currentPackage = currentPackage = getPackage();
 exports.gitRepoInfo = gitRepoInfo = getGitRepoInfo();
 exports.previousVersions = previousVersions = getPreviousVersions();