feat: 后端全量更新 - 含所有本次需求

- Contract.php: 返回合约账户余额(balance_contract)
- My.php: 地址管理增加BTC/ETH
- AppContract.php: 一键平仓(closeall)
- AppProxy.php: 代理专属注册链接 + 分级权限(L1/L2)
- site.php: 手续费减半(0.018→0.009)
- agent_permission_setup.sql: 代理权限SQL
- crypto_news_crawler.py: 新闻自动采集脚本

public/GoJS-master/learn/kod/plugins/imageExif/app.php

@@ -0,0 +1,68 @@
+<?php
+
+class imageExifPlugin extends PluginBase{
+	function __construct(){
+		parent::__construct();
+
+		//扩展缺失提示
+		if( !function_exists('exif_read_data')){
+			$this->appPackage();
+			$this->packageData['configItem'] = array(
+				"sep001" => '<div class="alert alert-danger m-30">'.LNG('imageExif.Config.missLib').'</div>',
+			);
+		}
+	}
+	public function regiest(){
+		$this->hookRegiest(array(
+			'user.commonJs.insert'  => 'imageExifPlugin.echoJs',
+			'share.image'			=> 'imageExifPlugin.imageCheck',
+			'explorer.image'		=> 'imageExifPlugin.imageCheck',
+		));
+	}
+	public function echoJs($st,$act){
+		if( !function_exists('exif_read_data')){
+			return;
+		}
+		//$this->echoFile('static/main.js');
+	}
+	public function getExif(){
+		$path = _DIR($this->in['path']);
+		$exif = @exif_read_data($path);
+		show_json($exif,!!$exif);
+	}
+
+	//根据Orientation 自动旋转图片
+	//http://blog.csdn.net/ouyangtianhan/article/details/29825885
+	//https://gxnotes.com/article/126807.html
+	//https://zhuanlan.zhihu.com/p/25216999
+	public function imageCheck(){
+		if( !function_exists('exif_read_data')){
+			return;
+		}
+		$path = _DIR($this->in['path']);
+		$exif = @exif_read_data($path);
+		if(!file_exists($path) || !$exif || !isset($exif['Orientation'])) return;
+		if( $exif['Orientation']< 3) return;
+
+		$img = ImageThumb::image($path);
+		if(!$img) return;
+		$ort = $exif['Orientation'];
+		if($ort == 5 || $ort == 6){
+			$img = imagerotate($img, 270, null);
+		}
+		if($ort == 3 || $ort == 4){
+			$img = imagerotate($img, 180, null);
+		}
+		if($ort == 7 || $ort == 8){
+			$img = imagerotate($img, 90, null);
+		}
+		if($ort == 4 || $ort == 5 || $ort == 7){
+			imageflip($img,IMG_FLIP_HORIZONTAL);
+		}
+		$ext = get_path_ext($path);
+		$imagefun = 'image'.($ext=='jpg'?'jpeg':$ext);
+		$res = $imagefun($img, $path);
+		imagedestroy($img);
+		//show_json($exif,$res);
+	}
+}