From d07005876cc2c8d46c680a6ce8a5a7b70fbcac7b Mon Sep 17 00:00:00 2001
From: Master Kwoth <srki0509@gmail.com>
Date: Sun, 14 Feb 2016 16:07:19 +0100
Subject: [PATCH] added ~e621 nsfw command (at the request of kongslien)

---
 NadekoBot/Classes/SearchHelper.cs   | 16 ++++++++++++++--
 NadekoBot/Modules/Administration.cs |  5 +++--
 NadekoBot/Modules/NSFW.cs           |  9 +++++++++
 3 files changed, 26 insertions(+), 4 deletions(-)

diff --git a/NadekoBot/Classes/SearchHelper.cs b/NadekoBot/Classes/SearchHelper.cs
index 12197f55..2a003e12 100644
--- a/NadekoBot/Classes/SearchHelper.cs
+++ b/NadekoBot/Classes/SearchHelper.cs
@@ -170,7 +170,7 @@ namespace NadekoBot.Classes {
                 if (tag == "loli") //loli doesn't work for some reason atm
                     tag = "flat_chest";
 
-                var webpage = await GetResponseAsync($"http://danbooru.donmai.us/posts?page={ rng.Next(0, 30) }&tags={ tag.Replace(" ", "_") }");
+                var webpage = await GetResponseAsync($"http://danbooru.donmai.us/posts?page={ rng.Next(0, 15) }&tags={ tag.Replace(" ", "_") }");
                 var matches = Regex.Matches(webpage, "data-large-file-url=\"(?<id>.*?)\"");
 
                 return await $"http://danbooru.donmai.us{ matches[rng.Next(0, matches.Count)].Groups["id"].Value }".ShortenUrl();
@@ -182,7 +182,7 @@ namespace NadekoBot.Classes {
         public static async Task<string> GetGelbooruImageLink(string tag) {
             try {
                 var rng = new Random();
-                var url = $"http://gelbooru.com/index.php?page=post&s=list&pid={ rng.Next(0, 15) * 42 }&tags={ tag.Replace(" ", "_") }";
+                var url = $"http://gelbooru.com/index.php?page=post&s=list&pid={ rng.Next(0, 10) * 42 }&tags={ tag.Replace(" ", "_") }";
                 var webpage = await GetResponseAsync(url); // first extract the post id and go to that posts page
                 var matches = Regex.Matches(webpage, "span id=\"s(?<id>\\d*)\"");
                 var postLink = $"http://gelbooru.com/index.php?page=post&s=view&id={ matches[rng.Next(0, matches.Count)].Groups["id"].Value }";
@@ -195,6 +195,18 @@ namespace NadekoBot.Classes {
             }
         }
 
+        internal static async Task<string> GetE621ImageLink(string tags) {
+            try {
+                var rng = new Random();
+                var url = $"https://e621.net/post/index/{rng.Next(0, 5)}/{Uri.EscapeUriString(tags)}";
+                var webpage = await GetResponseAsync(url); // first extract the post id and go to that posts page
+                var matches = Regex.Matches(webpage, "\"file_url\":\"(?<url>.*?)\"");
+                return matches[rng.Next(0,matches.Count)].Groups["url"].Value;
+            } catch {
+                return null;
+            }
+        }
+
         public static async Task<string> ShortenUrl(string url) {
             if (NadekoBot.GoogleAPIKey == null || NadekoBot.GoogleAPIKey == "") return url;
             try {
diff --git a/NadekoBot/Modules/Administration.cs b/NadekoBot/Modules/Administration.cs
index 2f81f25a..ce78d356 100644
--- a/NadekoBot/Modules/Administration.cs
+++ b/NadekoBot/Modules/Administration.cs
@@ -141,6 +141,7 @@ namespace NadekoBot.Modules {
                         }
 
                     });
+
                 cgb.CreateCommand(".roles")
                   .Description("List all roles on this server or a single user if specified.")
                   .Parameter("user", ParameterType.Unparsed)
@@ -597,10 +598,10 @@ namespace NadekoBot.Modules {
                     .Do(async e => {
                         await Task.Run(async () => {
                             var rows = Classes.DBHandler.Instance.GetAllRows<Donator>();
-                            var donatorsOrdered = rows.OrderBy(d => d.Amount);
+                            var donatorsOrdered = rows.OrderByDescending(d => d.Amount);
                             string str = $"`Total number of people who donated is {donatorsOrdered.Count()}`\n";
 
-                            await e.Channel.SendMessage(string.Join(", ", donatorsOrdered.Select(d => d.UserName)));
+                            await e.Channel.SendMessage(str + string.Join(", ", donatorsOrdered.Select(d => d.UserName)));
                         });
                     });
 
diff --git a/NadekoBot/Modules/NSFW.cs b/NadekoBot/Modules/NSFW.cs
index 92a936e2..7ce45158 100644
--- a/NadekoBot/Modules/NSFW.cs
+++ b/NadekoBot/Modules/NSFW.cs
@@ -47,6 +47,15 @@ namespace NadekoBot.Modules {
                             tag = "";
                         await e.Send(await SearchHelper.GetGelbooruImageLink(tag));
                     });
+                cgb.CreateCommand("~e621")
+                    .Description("Shows a random hentai image from e621.net with a given tag. Tag is optional but preffered. Use spaces for multiple tags.\n**Usage**: ~e621 yuri kissing")
+                    .Parameter("tag", ParameterType.Unparsed)
+                    .Do(async e => {
+                        string tag = e.GetArg("tag");
+                        if (tag == null)
+                            tag = "";
+                        await e.Send(await SearchHelper.GetE621ImageLink(tag));
+                    });
                 cgb.CreateCommand("~cp")
                     .Description("We all know where this will lead you to.")
                     .Parameter("anything", ParameterType.Unparsed)