enable afterFind and afterFindOne lifecycle callbacks

lib/waterline/methods/find-one.js

@@ -317,10 +317,19 @@ module.exports = function findOne( /* criteria?, populates?, explicitCbMaybe?, m
               return proceed(undefined, thePopulatedRecord);
             }//-•
 
-            // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-            // FUTURE: This is where the `afterFindOne()` lifecycle callback would go
-            // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-            return proceed(undefined, thePopulatedRecord);
+            // If no afterCreate callback defined, just proceed.
+            if (!_.has(WLModel._callbacks, 'afterFindOne')) {
+              return proceed(undefined, thePopulatedRecord);
+            }//-•
+
+            // Otherwise, run it.
+            return WLModel._callbacks.afterFindOne(thePopulatedRecord, function(err) {
+              if (err) {
+                return proceed(err);
+              }
+
+              return proceed(undefined, thePopulatedRecord);
+            });
 
           })(function _afterPotentiallyRunningAfterLC(err, thePopulatedRecord){
             if (err) { return done(err); }

lib/waterline/methods/find.js

@@ -276,10 +276,19 @@ module.exports = function find( /* criteria?, populates?, explicitCbMaybe?, meta
               return proceed(undefined, populatedRecords);
             }//-•
 
-            // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-            // FUTURE: This is where the `afterFind()` lifecycle callback would go
-            // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-            return proceed(undefined, populatedRecords);
+            // If no afterCreate callback defined, just proceed.
+            if (!_.has(WLModel._callbacks, 'afterFind')) {
+              return proceed(undefined, populatedRecords);
+            }//-•
+
+            // Otherwise, run it.
+            return WLModel._callbacks.afterFind(populatedRecords, function(err) {
+              if (err) {
+                return proceed(err);
+              }
+
+              return proceed(undefined, populatedRecords);
+            });
 
           })(function _afterPotentiallyRunningAfterLC(err, populatedRecords) {
             if (err) { return done(err); }

test/unit/callbacks/afterFind.find.js

@@ -0,0 +1,108 @@
+var assert = require('assert');
+var _ = require('@sailshq/lodash');
+var Waterline = require('../../../lib/waterline');
+
+describe('After Find Lifecycle Callback ::', function() {
+  describe('Create ::', function() {
+    var person;
+
+    before(function(done) {
+      var waterline = new Waterline();
+      var Model = Waterline.Model.extend({
+        identity: 'user',
+        datastore: 'foo',
+        primaryKey: 'id',
+        fetchRecordsOnCreate: true,
+        attributes: {
+          id: {
+            type: 'number'
+          },
+          name: {
+            type: 'string'
+          }
+        },
+
+        afterFind: function(results, cb) {
+          results.forEach(function (record) {
+            record.name = record.name + ' updated';
+          });
+          return cb();
+        }
+      });
+
+      waterline.registerModel(Model);
+
+      // Fixture Adapter Def
+      var adapterDef = { find: function(con, query, cb) { return cb(null, [
+          {id: 1, name: 'John Doe', criteria: query.criteria},
+          {id: 2, name: 'Jane Doe', criteria: query.criteria},
+        ]); }};
+
+      var connections = {
+        'foo': {
+          adapter: 'foobar'
+        }
+      };
+
+      waterline.initialize({ adapters: { foobar: adapterDef }, datastores: connections }, function(err, orm) {
+        if (err) {
+          return done(err);
+        }
+        person = orm.collections.user;
+        return done();
+      });
+    });
+
+    it('should run afterFind and mutate values', function(done) {
+      person.find({}, {}, function(err, results) {
+        if (err) {
+          return done(err);
+        }
+
+        assert(_.isArray(results));
+        assert.equal(results[0].name, 'John Doe updated');
+        assert.equal(results[1].name, 'Jane Doe updated');
+        return done();
+      });
+    });
+
+    it('should run afterFind and mutate values when using deferreds', function(done) {
+      person.find()
+        .limit(1)
+        .skip(1)
+        .sort([{ name: 'desc' }])
+        .exec(function(err, results) {
+          if (err) {
+            return done(err);
+          }
+
+          assert(_.isArray(results));
+          assert.equal(results[0].name, 'John Doe updated');
+          assert.equal(results[0].criteria.limit, 1);
+          assert.equal(results[0].criteria.skip, 1);
+          assert.equal(results[0].criteria.sort[0].name, 'DESC');
+          assert.equal(results[1].name, 'Jane Doe updated');
+
+          return done();
+        });
+    });
+
+    it('should not run afterFind when skipAllLifecycleCallbacks is true', function(done) {
+      person.find()
+        .meta({
+          skipAllLifecycleCallbacks: true
+        })
+        .exec(function(err, results) {
+          if (err) {
+            return done(err);
+          }
+
+          assert(_.isArray(results));
+          assert.equal(results[0].name, 'John Doe');
+          assert.equal(results[1].name, 'Jane Doe');
+
+          return done();
+        });
+    });
+  });
+});

test/unit/callbacks/afterFindOne.findOne.js

@@ -0,0 +1,65 @@
+var assert = require('assert');
+var _ = require('@sailshq/lodash');
+var Waterline = require('../../../lib/waterline');
+
+describe('After FindOne Lifecycle Callback on findOrCreate::', function() {
+  describe('Create ::', function() {
+    var person;
+
+    before(function(done) {
+      var waterline = new Waterline();
+      var Model = Waterline.Model.extend({
+        identity: 'user',
+        datastore: 'foo',
+        primaryKey: 'id',
+        fetchRecordsOnCreate: true,
+        attributes: {
+          id: {
+            type: 'number'
+          },
+          name: {
+            type: 'string'
+          }
+        },
+
+        afterFindOne: function(record, cb) {
+          record.name = record.name + ' updated';
+          return cb();
+        }
+      });
+
+      waterline.registerModel(Model);
+
+      // Fixture Adapter Def
+      var adapterDef = { find: function(con, query, cb) { return cb(null, [
+          {id: 1, name: 'John Doe', criteria: query.criteria},
+        ]); }};
+
+      var connections = {
+        'foo': {
+          adapter: 'foobar'
+        }
+      };
+
+      waterline.initialize({ adapters: { foobar: adapterDef }, datastores: connections }, function(err, orm) {
+        if (err) {
+          return done(err);
+        }
+        person = orm.collections.user;
+        return done();
+      });
+    });
+
+    it('should run afterFindOne when findOne finds a record', function(done) {
+      person.findOne({ id: 1 }, { }, function(err, record) {
+        if (err) {
+          return done(err);
+        }
+
+        assert.equal(record.name, 'John Doe updated');
+        return done();
+      });
+    });
+
+  });
+});

test/unit/callbacks/afterFindOne.findOrCreate.js

@@ -0,0 +1,65 @@
+var assert = require('assert');
+var _ = require('@sailshq/lodash');
+var Waterline = require('../../../lib/waterline');
+
+describe('After FindOne Lifecycle Callback on findOrCreate::', function() {
+  describe('Create ::', function() {
+    var person;
+
+    before(function(done) {
+      var waterline = new Waterline();
+      var Model = Waterline.Model.extend({
+        identity: 'user',
+        datastore: 'foo',
+        primaryKey: 'id',
+        fetchRecordsOnCreate: true,
+        attributes: {
+          id: {
+            type: 'number'
+          },
+          name: {
+            type: 'string'
+          }
+        },
+
+        afterFindOne: function(record, cb) {
+          record.name = record.name + ' updated';
+          return cb();
+        }
+      });
+
+      waterline.registerModel(Model);
+
+      // Fixture Adapter Def
+      var adapterDef = { find: function(con, query, cb) { return cb(null, [
+          {id: 1, name: 'John Doe', criteria: query.criteria},
+        ]); }};
+
+      var connections = {
+        'foo': {
+          adapter: 'foobar'
+        }
+      };
+
+      waterline.initialize({ adapters: { foobar: adapterDef }, datastores: connections }, function(err, orm) {
+        if (err) {
+          return done(err);
+        }
+        person = orm.collections.user;
+        return done();
+      });
+    });
+
+    it('should run afterFindOne when findOrCreate finds a record', function(done) {
+      person.findOrCreate({ id: 1 }, { name: 'John Doe' }, function(err, record) {
+        if (err) {
+          return done(err);
+        }
+
+        assert.equal(record.name, 'John Doe updated');
+        return done();
+      });
+    });
+
+  });
+});