Merge pull request #1 from VictorWesterlund/feature/backend

Merge "feature/backend"

backend/classes/Crafatar.php

@@ -0,0 +1,36 @@
+<?php
+
+	// Get Crafatar from API
+	class Crafatar {
+
+		public function __construct($username,$scale) {
+			$this->uuid = $this->getPlayerUUID($username);
+			$this->url = "https://crafatar.com/renders/body/{$this->uuid}?scale={$scale}";
+
+			$this->data = $this->curl();
+			$this->image = imagecreatefromstring($this->data);
+			$this->size = [imagesx($this->image),imagesy($this->image)];
+		}
+		
+		// Get player UUID from username
+		private function getPlayerUUID($username) {
+			$url = "https://playerdb.co/api/player/minecraft/";
+
+			$api = json_decode(file_get_contents($url.$username));
+			return $api->data->player->id;
+		}
+
+		private function curl() {
+			$curl = curl_init();
+
+			curl_setopt($curl, CURLOPT_URL, $this->url); 
+			curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // good edit, thanks!
+			curl_setopt($curl, CURLOPT_BINARYTRANSFER, 1); // also, this seems wise considering output is image.
+
+			$data = curl_exec($curl);
+			curl_close($curl);
+
+			return $data;
+		}
+
+	}

backend/classes/Minotar.php

@@ -0,0 +1,27 @@
+<?php
+
+	// Get Minotar from API
+	class Minotar {
+
+		public function __construct($username,$size) {
+			$this->url = "https://minotar.net/armor/bust/{$username}/{$size}.png";
+
+			$this->data = $this->curl();
+			$this->image = imagecreatefromstring($this->data);
+			$this->size = [imagesx($this->image),imagesy($this->image)];
+		}
+
+		private function curl() {
+			$curl = curl_init();
+
+			curl_setopt($curl, CURLOPT_URL, $this->url); 
+			curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1); // good edit, thanks!
+			curl_setopt($curl, CURLOPT_BINARYTRANSFER, 1); // also, this seems wise considering output is image.
+
+			$data = curl_exec($curl);
+			curl_close($curl);
+
+			return $data;
+		}
+	
+	}

backend/classes/TextLayer.php

@@ -0,0 +1,44 @@
+<?php
+
+	// Add horizontally centered text at x,y
+	class TextLayer {
+
+		public function __construct($text,$font,$size) {
+			$this->text = $text;
+			$this->font = $font;
+
+			$this->size = $this->scaleFont($text,$size);
+			$this->setFontPath();
+		}
+
+		// Prevent default GD font lookup path from being used
+		private function setFontPath() {
+			putenv("GDFONTPATH=".realpath("./".$this->font));
+		}
+
+		// Calculate scaled front size from max-width
+		private function scaleFont($text,$baseline) {
+			$len = strlen($this->text);
+
+			$log = $len / 0.6;
+			$size = $baseline - $log;
+
+			return $size;
+		}
+
+		// Center text
+		private function offsetX($x) {
+			$len = strlen($this->text);
+
+			$offset = $x - ($len * ($this->size / 2.2));
+
+			return $offset;
+		}
+
+		// Image resource, x, y
+		public function textcopy($image,$x,$y,$color) {
+			imagettftext($image,$this->size,0,$this->offsetX($x),$y,$color,"font",$this->text);
+			return true;
+		}
+
+	}

backend/texture.php

@@ -0,0 +1,69 @@
+<?php
+
+	require "classes/Minotar.php"; // Player avatar
+	require "classes/TextLayer.php";
+
+	// Main class
+	class Texture {
+
+		public function __construct() {
+			$this->input = [
+				"server" => $_GET["server"],
+				"username" => $_GET["username"],
+				"tag" => $_GET["tag"].".png"
+			];
+
+			$this->path = "servers/{$this->input["server"]}/";
+
+			$this->validate();
+		}
+
+		// Make sure all required urlparams are set
+		private function validate() {
+			foreach($this->input as $key => $value) {
+				if(!$value) {
+					$error[] = "Missing urlparam: '{$key}'.";
+				}
+			}
+
+			if($error) {
+				http_response_code("400 Bad Request");
+				echo implode(" ",$error);
+				die();
+			}
+
+			return true;
+		}
+
+		// Create a new texture
+		function create($x,$y) {
+			// Layers
+			$bg = imagecreatefrompng($this->path."bg.png");
+			$player = new Minotar($this->input["username"],100);
+			$name = new TextLayer($this->input["username"],$this->path,30);
+			$tag = imagecreatefrompng($this->path."tags/".$this->input["tag"]);
+			
+			// Create texture
+			$image = imagecreatetruecolor($x,$y);
+			$alpha = imagecolorallocatealpha($image,0,0,0,127);
+			$color = imagecolorallocate($image,255,255,255);
+
+			// Preserve transparency
+			imagefill($image,0,0,$alpha);
+			imagesavealpha($image,true);
+
+			// Blend layers
+			imagecopy($image,$bg,0,0,0,0,$x,$y); // Background
+			imagecopy($image,$player->image,45,60,0,0,$player->size[0],$player->size[1]); // Player avatar
+			$name->textcopy($image,110,210,$color); // Player name
+			imagecopy($image,$tag,0,0,0,0,$x,$y); // Player rank
+
+			// Output image
+			header("Content-Type: image/png");
+			echo imagepng($image);;
+		}
+
+	}
+
+	$texture = new Texture();
+	$texture->create(355,275);

start.py

@@ -13,7 +13,7 @@ import requests
 class Chattycape(Thread):
 
 	pollRate = 1 # Logfile pollrate
-	updateRate = 1 # Update rate of Labylib cosmetic
+	updateRate = 15 # Update rate of Labylib cosmetic
 
 	def __init__(self,event,phpsessid,endpoint,logfile,me = "None"):
 		Thread.__init__(self)
@@ -23,7 +23,7 @@ class Chattycape(Thread):
 		self.server = None # Connected to server (hostname)
 		self.config = None # Chat config for current server
 
-		self.line = "[21:42:25] [main/INFO]: [CHAT] 725 IMMORTAL VicW test"
+		self.line = ""
 		self.i = 0
 
 	# Read last line from logfile
@@ -52,7 +52,7 @@ class Chattycape(Thread):
 				continue
 			
 			if substr in tagList:
-				tag = substr
+				tag = substr.lower()
 				continue
 			
 			# Not ignored, and not a tag, so assume we've reached the username
@@ -65,7 +65,7 @@ class Chattycape(Thread):
 	def update(self):
 		args = self.getUser() # Get minecraft username and tag
 
-		urlparams = f"?server={self.server}&ign={args[0]}&rank={args[1]}"
+		urlparams = f"?server={self.server}&username={args[0]}&tag={args[1]}"
 
 		# Save cape texture from endpoint to disk
 		with open(".cache.png","wb") as handle:
@@ -80,7 +80,8 @@ class Chattycape(Thread):
 
 				handle.write(block)
 		
-		# TODO: Labylib here
+		cape = Cape.Texture(self.params[0],".cache.png")
+		cape.update()
 
 	# ----------------------------
 
@@ -118,7 +119,7 @@ class Main:
 		print("-- Labylib Chattycape --")
 		self.logfile = self.locate()
 
-		self.endpoint = self.prompt("Cape render endpoint","http://192.168.86.21/victor-westerlund/labylib-chattycape/back-end/render.php")
+		self.endpoint = self.prompt("Cape render endpoint","https://api.victorwesterlund.com/chattycape")
 		self.me = self.prompt("My Minecraft in-game name (Case Sensitive)","Don't exclude me")
 		self.phpsessid = self.prompt("PHPSESSID cookie")
 
@@ -168,7 +169,7 @@ class Main:
 
 		# Failed to locate Minecraft-installation automatically
 
-		path = self.prompt("Path to your '.minecraft'-folder","/mnt/c/Users/victo/AppData/Roaming/.minecraft")
+		path = self.prompt("Path to your '.minecraft'-folder")
 		
 		if(Path(path).exists()):
 			return path + mclog