Added the ability to search a subredit by a date range.

Fixed a bug where json deserialization would fail because values were not found.

Author: dburner

RedditSharp/RedditSharp.csproj

@@ -51,6 +51,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="Utils\DateTimeExtensions.cs" />
     <Compile Include="SpamFilterSettings.cs" />
     <Compile Include="Things\AuthenticatedUser.cs" />
     <Compile Include="AuthProvider.cs" />

RedditSharp/Things/Subreddit.cs

@@ -6,6 +6,7 @@
 using HtmlAgilityPack;
 using Newtonsoft.Json;
 using Newtonsoft.Json.Linq;
+using RedditSharp.Utils;
 
 namespace RedditSharp.Things
 {
@@ -37,6 +38,7 @@ public class Subreddit : Thing
         private const string FlairListUrl = "/r/{0}/api/flairlist.json";
         private const string CommentsUrl = "/r/{0}/comments.json";
         private const string SearchUrl = "/r/{0}/search.json?q={1}&restrict_sr=on&sort={2}&t={3}";
+        private const string SearchUrlDate = "/r/{0}/search.json?q=timestamp:{1}..{2}&restrict_sr=on&sort={3}&syntax=cloudsearch";
 
         [JsonIgnore]
         private Reddit Reddit { get; set; }
@@ -66,8 +68,8 @@ public class Subreddit : Thing
         [JsonProperty("header_title")]
         public string HeaderTitle { get; set; }
 
-        [JsonProperty("over18")]
-        public bool? NSFW { get; set; }
+        [JsonProperty("over_18")]
+        public bool NSFW { get; set; }
 
         [JsonProperty("public_description")]
         public string PublicDescription { get; set; }
@@ -89,20 +91,20 @@ public class Subreddit : Thing
         /// Property determining whether the current logged in user is a moderator on this subreddit.
         /// </summary>
         [JsonProperty("user_is_moderator")]
-        public bool UserIsModerator { get; set; }
+        public bool? UserIsModerator { get; set; }
 
-        /// <summary>
-        /// Property giving the moderator permissions of the logged in user on this subreddit.
+        /// <summary>
+        /// Property giving the moderator permissions of the logged in user on this subreddit.
         /// </summary>
-        [JsonProperty("mod_permissions")]
-        [JsonConverter(typeof(ModeratorPermissionConverter))]
+        [JsonProperty("mod_permissions")]
+        [JsonConverter(typeof(ModeratorPermissionConverter))]
         public ModeratorPermission ModPermissions { get; set; }
 
         /// <summary>
         /// Property determining whether the current logged in user is banned from the subreddit.
         /// </summary>
         [JsonProperty("user_is_banned")]
-        public bool UserIsBanned { get; set; }
+        public bool? UserIsBanned { get; set; }
 
         [JsonIgnore]
         public string Name { get; set; }
@@ -177,6 +179,11 @@ public Listing<Post> Search(string terms)
             return new Listing<Post>(Reddit, string.Format(SearchUrl, Name, Uri.EscapeUriString(terms), "relevance", "all"), WebAgent);
         }
 
+        public Listing<Post> Search(DateTime from, DateTime to)
+        {
+            return new Listing<Post>(Reddit, string.Format(SearchUrlDate, Name, from.DateTimeToUnixTimestamp(), to.DateTimeToUnixTimestamp(), "new"), WebAgent);
+        }
+        
         public SubredditSettings Settings
         {
             get
@@ -271,12 +278,12 @@ public IEnumerable<ModeratorUser> Moderators
             }
         }
 
-        public IEnumerable<TBUserNote> UserNotes
-        {
-            get
-            {
-                return ToolBoxUserNotes.GetUserNotes(WebAgent, Name);
-            }
+        public IEnumerable<TBUserNote> UserNotes
+        {
+            get
+            {
+                return ToolBoxUserNotes.GetUserNotes(WebAgent, Name);
+            }
         }
 
         public Subreddit Init(Reddit reddit, JToken json, IWebAgent webAgent)

RedditSharp/Utils/DateTimeExtensions.cs

@@ -0,0 +1,18 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace RedditSharp.Utils
+{
+    internal static class DateTimeExtensions
+    {
+        public static double DateTimeToUnixTimestamp(this DateTime dateTime)
+        {
+            double time = (dateTime - new DateTime(1970, 1, 1).ToLocalTime()).TotalSeconds;
+
+            return Convert.ToInt32(time);
+        }
+    }
+}