插件依赖

designer_base/src/com/fr/design/extra/PluginHelper.java

@@ -3,11 +3,13 @@ package com.fr.design.extra;
 import com.fr.base.Env;
 import com.fr.base.FRContext;
 import com.fr.design.DesignerEnvManager;
+import com.fr.design.extra.pre4plugin.PreDependenceUtils;
 import com.fr.general.*;
 import com.fr.general.http.HttpClient;
 import com.fr.plugin.Plugin;
 import com.fr.plugin.PluginLoader;
 import com.fr.plugin.PluginManagerHelper;
+import com.fr.plugin.PluginPreDependence;
 import com.fr.stable.ArrayUtils;
 import com.fr.stable.EncodeConstants;
 import com.fr.stable.StableUtils;
@@ -19,6 +21,7 @@ import java.io.*;
 import java.net.HttpURLConnection;
 import java.net.URLDecoder;
 import java.util.HashMap;
+import java.util.List;
 import java.util.concurrent.ExecutionException;
 
 /**
@@ -106,7 +109,7 @@ public class PluginHelper {
                         InputStream inputStream = plugin.readEncryptXml(new FileInputStream(f));
                         XMLTools.readInputStreamXML(plugin, inputStream);
                         //检查是否需要准备插件依赖环境
-                        plugin.checkDependenceEnv();
+                        checkDependenceEnv(plugin);
                         if (!plugin.isValidate()) {
                             return null;
                         }
@@ -119,6 +122,17 @@ public class PluginHelper {
         return plugin;
     }
 
+    //将所有未配置好的依赖环境准备好
+    private static void checkDependenceEnv(Plugin plugin) {
+        List<PluginPreDependence> list = plugin.getPreDependenceList();
+        for (int i = 0;list != null && i < list.size(); i++){
+            PluginPreDependence preDependence = list.get(i);
+            if (!preDependence.checkEnv()){
+                PreDependenceUtils.preDependenceOnline(preDependence.getDependenceID(), preDependence.getDir());
+            }
+        }
+    }
+
     /**
      * 从选中的压缩文件中安装插件
      *

designer_base/src/com/fr/design/extra/pre4plugin/PreDependenceUtils.java

@@ -0,0 +1,238 @@
+package com.fr.design.extra.pre4plugin;
+
+/**
+ * Created by hufan on 2016/8/31.
+ */
+import com.fr.design.extra.PluginConstants;
+import com.fr.design.extra.PluginHelper;
+import com.fr.design.mainframe.DesignerContext;
+import com.fr.general.IOUtils;
+import com.fr.general.Inter;
+import com.fr.general.SiteCenter;
+import com.fr.general.http.HttpClient;
+import com.fr.stable.StableUtils;
+import com.fr.stable.StringUtils;
+
+import java.awt.*;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+import java.awt.image.BufferedImage;
+import java.io.*;
+import java.net.HttpURLConnection;
+import javax.swing.*;
+
+
+public class PreDependenceUtils{
+    public static boolean preDependenceOnline(String dependenceID, String dir) {
+        PreDependenceUI ui = new PreDependenceUI(dependenceID, dir);
+        return ui.preOnline();
+    }
+
+    private static class PreDependenceUI implements ActionListener{
+        //进度显示界面
+        private  JDialog frame = null;
+        //进度条
+        private  JProgressBar progressbar;
+        //进度信息
+        private  JLabel label;
+        //进度条更新时钟
+        private  Timer timer;
+        //是否继续下载
+        private  boolean flag = true;
+
+        // 定义加载窗口大小
+        private  final int LOAD_WIDTH = 455;
+        private  final int LOAD_HEIGHT = 295;
+
+        //安装环境相关信息
+        private String ID;
+        private String dir;
+        //安装结果
+        private  boolean result = false;
+        //链接服务器的客户端
+        private  HttpClient httpClient;
+        //已读文件字节数
+        private  int totalBytesRead = 0;
+        //文件总长度
+        private  int totalSize = 0;
+
+        public PreDependenceUI(String ID, String dir) {
+            this.ID = ID;
+            this.dir = dir;
+            this.totalSize = getFileLength();
+            init();
+        }
+
+        private void init(){
+            // 创建标签,并在标签上放置一张图片
+            BufferedImage image =  IOUtils.readImage("/com/fr/design/extra/pre4plugin/image/background.png");
+            ImageIcon imageIcon = new ImageIcon(image);
+            label = new JLabel(imageIcon);
+            label.setBounds(0, 0, LOAD_WIDTH, LOAD_HEIGHT - 15);
+
+            progressbar = new JProgressBar();
+            // 显示当前进度值信息
+            progressbar.setStringPainted(true);
+            // 设置进度条边框不显示
+            progressbar.setBorderPainted(false);
+            // 设置进度条的前景色
+            progressbar.setForeground(new Color(0x38aef5));
+            // 设置进度条的背景色
+            progressbar.setBackground(new Color(188, 190, 194));
+            progressbar.setBounds(0, LOAD_HEIGHT - 15, LOAD_WIDTH, 15);
+            progressbar.setMinimum(0);
+            progressbar.setMaximum(totalSize);
+            progressbar.setValue(0);
+
+            timer = new Timer(100, this);
+
+            frame = new JDialog(DesignerContext.getDesignerFrame(), true);
+            frame.setTitle("在线安装phantomjs");
+            frame.setSize(LOAD_WIDTH, LOAD_HEIGHT);
+            Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
+            frame.setLocation(screenSize.width/2-LOAD_WIDTH/2,screenSize.height/2-LOAD_HEIGHT/2);
+            frame.setResizable(false);
+            // 设置布局为空
+            frame.setLayout(new BorderLayout(0,0));
+            frame.getContentPane().add(label, BorderLayout.CENTER);
+            frame.getContentPane().add(progressbar, BorderLayout.SOUTH);
+
+            frame.setDefaultCloseOperation(JFrame.DO_NOTHING_ON_CLOSE);
+            frame.addWindowListener(new WindowAdapter() {
+                public void windowClosing(WindowEvent e) {
+                    //取消下载
+                    flag = false;
+                    frame.dispose();
+                }
+            });
+        }
+
+
+        //是否可以连接服务器
+        private boolean connectToServer(){
+            httpClient = new HttpClient(SiteCenter.getInstance().acquireUrlByKind(ID));
+            return httpClient.getResponseCode() == HttpURLConnection.HTTP_OK;
+        }
+
+        //获取依赖文件大小
+        private  int getFileLength(){
+            HttpClient httpClient = new HttpClient(SiteCenter.getInstance().acquireUrlByKind(ID));
+            if (httpClient.getResponseCode() == HttpURLConnection.HTTP_OK) {
+                return  httpClient.getContentLength();
+            }
+            return -1;
+        }
+
+        //安装
+        private boolean install() {
+            //开始时钟
+            timer.start();
+            //开始下载
+            Thread thread = new Thread(new Runnable() {
+                @Override
+                public void run() {
+                    installPhantomJsOnline();
+                }
+            });
+            thread.start();
+
+            frame.setVisible(true);
+            //等待下载线程处理结束
+            try {
+                thread.join();
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+                return false;
+            }
+            //停止时钟
+            timer.stop();
+            return result;
+        }
+
+        private String downloadPluginPhantomJSFile() throws Exception {
+            httpClient = new HttpClient(SiteCenter.getInstance().acquireUrlByKind(ID));
+            if (httpClient.getResponseCode() == HttpURLConnection.HTTP_OK) {
+                InputStream reader = httpClient.getResponseStream();
+                String temp = StableUtils.pathJoin(PluginHelper.DOWNLOAD_PATH, PluginHelper.TEMP_FILE);
+                StableUtils.makesureFileExist(new File(temp));
+                FileOutputStream writer = new FileOutputStream(temp);
+                byte[] buffer = new byte[PluginConstants.BYTES_NUM];
+                int bytesRead = 0;
+                totalBytesRead = 0;
+
+                while ((bytesRead = reader.read(buffer)) > 0 && flag) {
+                    writer.write(buffer, 0, bytesRead);
+                    buffer = new byte[PluginConstants.BYTES_NUM];
+                    totalBytesRead += bytesRead;
+                }
+                reader.close();
+                writer.flush();
+                writer.close();
+
+                //下载被取消
+                if (flag == false){
+                    result =  false;
+                    return StringUtils.EMPTY;
+                }
+                return temp;
+
+            } else {
+                result = false;
+                throw new com.fr.plugin.PluginVerifyException(Inter.getLocText("FR-Designer-Plugin_Connect_Server_Error"));
+            }
+        }
+
+        public void installPhantomJsOnline(){
+            try {
+                String filePath = downloadPluginPhantomJSFile();
+                if (!StringUtils.EMPTY.equals(filePath)){
+                    //安装文件
+                    installPluginPhantomJsFile(filePath);
+                    result = true;
+                }
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+
+        //安装已经下载好的文件
+        private void installPluginPhantomJsFile(String filePath){
+            IOUtils.unzip(new File(filePath), dir);
+        }
+
+        public void actionPerformed(ActionEvent e) {
+            if (e.getSource() == timer) {
+                int value = progressbar.getValue();
+                if (value < totalSize) {
+                    progressbar.setValue(totalBytesRead);
+                }
+                else {
+                    timer.stop();
+                    frame.dispose();
+                }
+            }
+        }
+
+        public boolean preOnline() {
+            int choose = JOptionPane.showConfirmDialog(null, "新图表需要" + ID + "支持。是否需要安装" + ID + "(" + totalSize/Math.pow(10, 6) + " m)？", "install tooltip", JOptionPane.YES_NO_OPTION);
+            if (choose == 0){//下载安装
+                if (!connectToServer()){
+                    JOptionPane.showMessageDialog(null, "无法连接远程服务器！！", "警告", JOptionPane.ERROR_MESSAGE);
+                    return false;
+                }
+                //安装依赖环境
+                if (install()){
+                    JOptionPane.showMessageDialog(null, "安装成功！！");
+                    return true;
+                }else {
+                    JOptionPane.showMessageDialog(null, "安装失败！！", "警告", JOptionPane.ERROR_MESSAGE);
+                    return false;
+                }
+            }else {//不安装。无需为用户准备环境
+                return true;
+            }
+        }
+    }
+}