From 131735a5f0534581a17695e3c6c462137e03a2bd Mon Sep 17 00:00:00 2001
From: Pierre HUBERT <pierre.git@communiquons.org>
Date: Fri, 3 Apr 2020 16:20:08 +0200
Subject: [PATCH] Create first custom emoji

---
 src/controllers/Routes.ts             |  2 ++
 src/controllers/SettingsController.ts | 25 +++++++++++++++++++++
 src/entities/BaseRequestsHandler.ts   | 16 +++++++++++++-
 src/entities/CustomEmoji.ts           | 26 ++++++++++++++++++++++
 src/helpers/CustomEmojisHelper.ts     | 31 +++++++++++++++++++++++++++
 src/utils/StringUtils.ts              |  9 ++++++++
 6 files changed, 108 insertions(+), 1 deletion(-)
 create mode 100644 src/entities/CustomEmoji.ts
 create mode 100644 src/helpers/CustomEmojisHelper.ts

diff --git a/src/controllers/Routes.ts b/src/controllers/Routes.ts
index e5da1b6..977b622 100644
--- a/src/controllers/Routes.ts
+++ b/src/controllers/Routes.ts
@@ -117,6 +117,8 @@ export const Routes : Route[] = [
 
 	{path: "/settings/set_account_image_visibility", cb: (h) => SettingsController.SetAccountImageVisibility(h)},
 
+	{path: "/settings/upload_custom_emoji", cb: (h) => SettingsController.UploadCustomEmoji(h)},
+
 
 	// Friends controller
 	{path: "/friends/getList", cb: (h) => FriendsController.GetList(h)},
diff --git a/src/controllers/SettingsController.ts b/src/controllers/SettingsController.ts
index 9d0c4f9..61dc803 100644
--- a/src/controllers/SettingsController.ts
+++ b/src/controllers/SettingsController.ts
@@ -13,6 +13,8 @@ import { AccountHelper } from "../helpers/AccountHelper";
 import { AccountImageVisibilityLevel } from "../entities/AccountImage";
 import { AccountImageHelper } from "../helpers/AccountImageHelper";
 import { findKey } from "../utils/ArrayUtils";
+import { CustomEmojisHelper } from "../helpers/CustomEmojisHelper";
+import { CustomEmoji } from "../entities/CustomEmoji";
 
 /**
  * API account image visibility levels
@@ -260,4 +262,27 @@ export class SettingsController {
 
 		h.success();
 	}
+
+	/**
+	 * Upload a custom emoji to the server
+	 * 
+	 * @param h Request handler
+	 */
+	public static async UploadCustomEmoji(h: RequestHandler) {
+		const shorcut = h.postEmojiShorcut("shorcut");
+		const path = await h.savePostImage("image", "custom_emojies", 72, 72);
+
+		// Create the emoji
+		const emojiID = await CustomEmojisHelper.Insert(new CustomEmoji({
+			id: -1,
+			userID: h.getUserId(),
+			shorcut: shorcut,
+			path: path
+		}))
+
+		h.send({
+			emojiID: emojiID 
+		})
+
+	}
 }
\ No newline at end of file
diff --git a/src/entities/BaseRequestsHandler.ts b/src/entities/BaseRequestsHandler.ts
index faba6bd..91c7b96 100644
--- a/src/entities/BaseRequestsHandler.ts
+++ b/src/entities/BaseRequestsHandler.ts
@@ -5,7 +5,7 @@
  */
 
 import { UserHelper } from "../helpers/UserHelper";
-import { removeHTMLNodes, checkMail, checkURL } from "../utils/StringUtils";
+import { removeHTMLNodes, checkMail, checkURL, checkEmojiCode } from "../utils/StringUtils";
 import { FriendsHelper } from "../helpers/FriendsHelper";
 import { AccountHelper } from "../helpers/AccountHelper";
 import { GroupsHelper } from "../helpers/GroupsHelper";
@@ -405,4 +405,18 @@ export abstract class BaseRequestsHandler implements AbstractUserConnectionConta
 
 		return convID;
 	}
+
+	/**
+	 * Get the shorcut of an emoji included in a POST request
+	 * 
+	 * @param name The name of the POST field containing the id of the emoji
+	 */
+	public postEmojiShorcut(name: string) : string {
+		const emojiID = this.postString(name);
+
+		if(!checkEmojiCode(emojiID))
+			this.error(401, "Invalid emoji specified at " + name + "!")
+
+		return emojiID;
+	}
 }
\ No newline at end of file
diff --git a/src/entities/CustomEmoji.ts b/src/entities/CustomEmoji.ts
new file mode 100644
index 0000000..76864b9
--- /dev/null
+++ b/src/entities/CustomEmoji.ts
@@ -0,0 +1,26 @@
+/**
+ * Custom smiley
+ * 
+ * @author Pierre Hubert
+ */
+
+export interface CustomEmojiBuilder {
+	id: number,
+	userID: number,
+	shorcut: string,
+	path: string,
+}
+
+export class CustomEmoji implements CustomEmojiBuilder {
+	id: number;
+	userID: number;
+	shorcut: string;
+	path: string;
+
+	public constructor(info: CustomEmojiBuilder) {
+		for (const key in info) {
+			if (info.hasOwnProperty(key))
+				this[key] = info[key];
+		}
+	}
+}
\ No newline at end of file
diff --git a/src/helpers/CustomEmojisHelper.ts b/src/helpers/CustomEmojisHelper.ts
new file mode 100644
index 0000000..2d10a35
--- /dev/null
+++ b/src/helpers/CustomEmojisHelper.ts
@@ -0,0 +1,31 @@
+/**
+ * Custom emojies helper
+ * 
+ * @author Pierre Hubert
+ */
+
+import { CustomEmoji } from "../entities/CustomEmoji";
+import { DatabaseHelper } from "./DatabaseHelper";
+
+const EMOJIS_TABLE = "comunic_custom_emojis";
+
+export class CustomEmojisHelper {
+
+	/**
+	 * Insert a new custom emoji into the database
+	 * 
+	 * @param e The emoji to insert
+	 * @return The ID of the created emoji
+	 */
+	public static async Insert(e: CustomEmoji) : Promise<number> {
+		return await DatabaseHelper.InsertRow(
+			EMOJIS_TABLE,
+			{
+				user_id: e.userID,
+				shorcut: e.shorcut,
+				path: e.path
+			}
+		)
+	}
+
+}
\ No newline at end of file
diff --git a/src/utils/StringUtils.ts b/src/utils/StringUtils.ts
index 064d5b9..91aca4e 100644
--- a/src/utils/StringUtils.ts
+++ b/src/utils/StringUtils.ts
@@ -75,4 +75,13 @@ export function check_youtube_id(s: string) : boolean {
 		&& !s.includes(".")
 		&& !s.includes("'")
 		&& !s.includes("\"")
+}
+
+/**
+ * Check an emoji code
+ * 
+ * @param s The emoji code to check
+ */
+export function checkEmojiCode(s: string) : boolean {
+	return s.match(/^:[a-zA-Z0-9]*:$/) != null
 }
\ No newline at end of file