Added support of store.all

lib/session-file-helpers.js

@@ -149,6 +149,56 @@ var helpers = {
     });
   },
 
+  /**
+   * Attempts to fetch all sessions from path
+   *
+   * @param  {Object}   options
+   * @param  {Function} callback
+   *
+   * @api public
+   */
+  getAll: function (options, callback) {
+    var promises = [];
+
+    fs.readdirSync(options.path).forEach(function(file){
+      if (path.extname(file) === options.fileExtension) {
+        promises.push(new Promise(function(accept, reject) {
+          const sessionId = path.basename(file).split('.')[0];
+          helpers.get(sessionId, options, function (error, session) {
+            if (error) {
+              reject(error);
+            }
+            accept({
+              session: session,
+              sessionId: sessionId,
+            });
+          })
+        }));
+      }
+    });
+
+    Promise.all(promises)
+        .then(function(result){
+          console.dir({result})
+          var resultObj = {};
+          result.forEach(function(element) {
+            if (element.session) {
+              resultObj[element.sessionId] = element.session;
+            }
+          });
+          callback(null, resultObj);
+        })
+        .catch(function(err) {
+          if (Array.isArray(err)) {
+            callback(err.filter(function (error) {
+              return error !== null
+            }));
+          } else {
+            callback(err);
+          }
+        });
+  },
+
   /**
    * Attempts to fetch session from a session file by the given `sessionId`
    *

lib/session-file-store.js

@@ -61,6 +61,17 @@ module.exports = function (session) {
     helpers.set(sessionId, session, this.options, callback);
   };
 
+  /**
+   * Attempts to fetch all sessions. Sessions are returned in an array
+   *
+   * @param  {Function} callback
+   *
+   * @api public
+   */
+  FileStore.prototype.all = function (callback) {
+    helpers.getAll(this.options, callback);
+  };
+
   /**
    * Touch the given session object associated with the given `sessionId`
    *

test/helpers.js

@@ -369,6 +369,31 @@ describe('helpers', function () {
     });
   });
 
+  describe('#all', function () {
+    before(function (done) {
+      fs.emptyDir(SESSIONS_OPTIONS.path, done);
+    });
+
+    after(function (done) {
+      fs.remove(SESSIONS_OPTIONS.path, done);
+    });
+
+    it('should return one non-expired session', function (done) {
+      var session = clone(SESSION);
+      session.__lastAccess = 0;
+      helpers.set(SESSION_ID, session, SESSIONS_OPTIONS, function (err, json) {
+        helpers.getAll(FIXTURE_SESSIONS_OPTIONS, function (err, result) {
+          console.dir({err})
+          expect(err).to.not.exist;
+          expect(result)
+              .to.be.ok
+              .and.has.property(SESSION_ID);
+          done();
+        });
+      });
+    });
+  });
+
   describe('#touch', function () {
     before(function (done) {
       fs.emptyDir(SESSIONS_OPTIONS.path, done);