FEATURE: max topics/replies per day for new users now starts counting from the first post, not signup date

app/models/post.rb

@@ -109,7 +109,7 @@ class Post < ActiveRecord::Base
   end
 
   def limit_posts_per_day
-    if user && user.first_day_user? && post_number && post_number > 1
+    if user && user.new_user_posting_on_first_day? && post_number && post_number > 1
       RateLimiter.new(user, "first-day-replies-per-day", SiteSetting.max_replies_in_first_day, 1.day.to_i)
     end
   end

app/models/topic.rb

@@ -268,7 +268,7 @@ class Topic < ActiveRecord::Base
 
   # Additional rate limits on topics: per day and private messages per day
   def limit_topics_per_day
-    if user && user.first_day_user?
+    if user && user.new_user_posting_on_first_day?
       limit_first_day_topics_per_day
     else
       apply_per_day_rate_limit_for("topics", :max_topics_per_day)

app/models/user.rb

@@ -410,10 +410,10 @@ class User < ActiveRecord::Base
     self.password_hash == hash_password(password, salt)
   end
 
-  def first_day_user?
+  def new_user_posting_on_first_day?
     !staff? &&
     trust_level < TrustLevel[2] &&
-    created_at >= 24.hours.ago
+    (self.first_post_created_at.nil? || self.first_post_created_at >= 24.hours.ago)
   end
 
   def new_user?

spec/models/topic_spec.rb

@@ -1499,34 +1499,53 @@ describe Topic do
     end
   end
 
-  it "limits new users to max_topics_in_first_day and max_posts_in_first_day" do
-    SiteSetting.stubs(:max_topics_in_first_day).returns(1)
-    SiteSetting.stubs(:max_replies_in_first_day).returns(1)
-    SiteSetting.stubs(:client_settings_json).returns(SiteSetting.client_settings_json_uncached)
-    RateLimiter.stubs(:rate_limit_create_topic).returns(100)
-    RateLimiter.stubs(:disabled?).returns(false)
-    RateLimiter.clear_all!
+  context "new user limits" do
+    before do
+      SiteSetting.max_topics_in_first_day = 1
+      SiteSetting.max_replies_in_first_day = 1
+      SiteSetting.stubs(:client_settings_json).returns(SiteSetting.client_settings_json_uncached)
+      RateLimiter.stubs(:rate_limit_create_topic).returns(100)
+      RateLimiter.stubs(:disabled?).returns(false)
+      RateLimiter.clear_all!
+    end
 
-    start = Time.now.tomorrow.beginning_of_day
+    it "limits new users to max_topics_in_first_day and max_posts_in_first_day" do
+      start = Time.now.tomorrow.beginning_of_day
 
-    freeze_time(start)
+      freeze_time(start)
 
-    user = Fabricate(:user)
-    topic_id = create_post(user: user).topic_id
+      user = Fabricate(:user)
+      topic_id = create_post(user: user).topic_id
 
-    freeze_time(start + 10.minutes)
-    expect {
-      create_post(user: user)
-    }.to raise_error(RateLimiter::LimitExceeded)
+      freeze_time(start + 10.minutes)
+      expect { create_post(user: user) }.to raise_error(RateLimiter::LimitExceeded)
 
-    freeze_time(start + 20.minutes)
-    create_post(user: user, topic_id: topic_id)
-
-    freeze_time(start + 30.minutes)
-
-    expect {
+      freeze_time(start + 20.minutes)
       create_post(user: user, topic_id: topic_id)
-    }.to raise_error(RateLimiter::LimitExceeded)
+
+      freeze_time(start + 30.minutes)
+      expect { create_post(user: user, topic_id: topic_id) }.to raise_error(RateLimiter::LimitExceeded)
+    end
+
+    it "starts counting when they make their first post/topic" do
+      start = Time.now.tomorrow.beginning_of_day
+
+      freeze_time(start)
+
+      user = Fabricate(:user)
+
+      freeze_time(start + 25.hours)
+      topic_id = create_post(user: user).topic_id
+
+      freeze_time(start + 26.hours)
+      expect { create_post(user: user) }.to raise_error(RateLimiter::LimitExceeded)
+
+      freeze_time(start + 27.hours)
+      create_post(user: user, topic_id: topic_id)
+
+      freeze_time(start + 28.hours)
+      expect { create_post(user: user, topic_id: topic_id) }.to raise_error(RateLimiter::LimitExceeded)
+    end
   end
 
   describe ".count_exceeds_minimun?" do

spec/models/user_spec.rb

@@ -806,17 +806,29 @@ describe User do
 
   end
 
-  describe "#first_day_user?" do
+  describe "#new_user_posting_on_first_day?" do
 
     def test_user?(opts={})
-      Fabricate.build(:user, {created_at: Time.now}.merge(opts)).first_day_user?
+      Fabricate.build(:user, {created_at: Time.zone.now}.merge(opts)).new_user_posting_on_first_day?
     end
 
-    it "works" do
+    it "handles when user has never posted" do
       expect(test_user?).to eq(true)
       expect(test_user?(moderator: true)).to eq(false)
       expect(test_user?(trust_level: TrustLevel[2])).to eq(false)
-      expect(test_user?(created_at: 2.days.ago)).to eq(false)
+      expect(test_user?(created_at: 2.days.ago)).to eq(true)
+    end
+
+    it "is true for a user who posted less than 24 hours ago but was created over 1 day ago" do
+      u = Fabricate(:user, created_at: 28.hours.ago)
+      u.user_stat.first_post_created_at = 1.hour.ago
+      expect(u.new_user_posting_on_first_day?).to eq(true)
+    end
+
+    it "is false if first post was more than 24 hours ago" do
+      u = Fabricate(:user, created_at: 28.hours.ago)
+      u.user_stat.first_post_created_at = 25.hours.ago
+      expect(u.new_user_posting_on_first_day?).to eq(false)
     end
   end