新功能点：全部能识别的纯文本直接预览，不用再转跳下载(.md、.java、.py等浏览器不认识的后缀名)

.gitignore

@@ -37,4 +37,6 @@ nbdist/
 /producer/tmp
 /.temfile
 .temfile
-convertedFile/
+convertedFile/
+jodconverter-web/src/main/cache/
+jodconverter-web/src/main/file/

Dockerfile

@@ -0,0 +1,34 @@
+FROM centos:centos7.6.1810
+MAINTAINER chenjh "842761733@qq.com"
+ADD jodconverter-web/target/kkFileView-*.tar.gz /opt/
+COPY fonts/* /usr/share/fonts/chienes/
+RUN yum install -y kde-l10n-Chinese &&\
+	yum install -y glibc-common &&\
+	yum install -y fontconfig &&\
+	yum install -y mkfontscale &&\
+	localedef -c -f UTF-8 -i zh_CN zh_CN.utf8 &&\
+	echo "LANG=zh_CN.UTF-8" > /etc/locale.conf &&\
+	source /etc/locale.conf &&\
+	export LANG=zh_CN.UTF-8 &&\
+	LANG="zh_CN.UTF-8" &&\
+	ln -sf /usr/share/zoneinfo/Asia/Shanghai /etc/localtime &&\
+	yum install -y java-1.8.0-openjdk.x86_64 &&\
+	yum install -y wget &&\
+	yum install -y libXext.x86_64 &&\
+	yum groupinstall -y  "X Window System" &&\
+	cd /tmp &&\
+	wget https://iweb.dl.sourceforge.net/project/openofficeorg.mirror/4.1.6/binaries/zh-CN/Apache_OpenOffice_4.1.6_Linux_x86-64_install-rpm_zh-CN.tar.gz -cO openoffice_rpm.tar.gz &&\
+	tar zxf /tmp/openoffice_rpm.tar.gz &&\
+	cd /tmp/zh-CN/RPMS &&\
+	rpm -Uvih *.rpm &&\
+	rpm -Uvih desktop-integration/openoffice4.1.6-redhat-menus-4.1.6-9790.noarch.rpm &&\
+	rm -f /tmp/openoffice_rpm.tar.gz &&\
+	rm -rf /tmp/zh-CN &&\
+	cd /usr/share/fonts/chienes &&\
+	mkfontscale &&\
+	mkfontdir &&\
+	fc-cache -fv
+ENV LANG zh_CN.UTF-8
+ENV LC_ALL zh_CN.UTF-8
+ENV KKFILEVIEW_BIN_FOLDER /opt/kkFileView-2.2.0-SNAPSHOT/bin
+ENTRYPOINT ["java","-Dfile.encoding=UTF-8","-Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvider","-Dspring.config.location=/opt/kkFileView-2.2.0-SNAPSHOT/config/application.properties","-jar","/opt/kkFileView-2.2.0-SNAPSHOT/bin/kkFileView-2.2.0-SNAPSHOT.jar"]

README.en.md

@@ -58,26 +58,22 @@ Considering space issues, the pictures of other types of documents will not be s
 - Jodconverter
 > Dependencies
 - Redis(Optional, Unnecessary by default)
-- OpenOffice or LibreOffice
+- OpenOffice or LibreOffice(Integrated on Windows, will be installed automatically on Linux, need to be manually installed on Mac OS)
 
 1. First step：`git pull https://github.com/kekingcn/file-online-preview.git`
 
-2. Second step：configure redis address and OpenOffice directory，such as
-```
-##The folder for files which are uploaded to the server(Because of running as jar)
-file.dir = C:\\Users\\yudian\\Desktop\\dev\\
-## openoffice configuration
-office.home = C:\\Program Files (x86)\\OpenOffice 4
-
-```
-'file.dir' is the real storage address of the converted files, please end with '/'.
-
-3. Third step：Run the main method of FilePreviewApplication.java.After starting,visit `http://localhost:8012/`.
+2. Third step：Run the main method of FilePreviewApplication.java.After starting,visit `http://localhost:8012/`.
 If everything is ok,you will see the picture below.
 ![输入图片说明](https://gitee.com/uploads/images/2017/1213/100221_ea15202e_492218.png "屏幕截图.png")
 
 ### Changelog
 
+> June 18th 2019 ：
+1. Support automatic cleaning of cache and preview files
+2. Support http/https stream url file preview
+3. Support FTP url file preview
+4. Add Docker build
+
 > April 8th 2019
 1. Cache and queue implementations abstract, providing JDK and REDIS implementations (REDIS becomes optional dependencies)
 2. Provides zip and tar.gz packages, and provides a one-click startup script

README.md

@@ -17,6 +17,7 @@
 地址：http://file.keking.cn/
 
 ### 项目文档（Project documentation）
+1. 详细wiki文档：https://gitee.com/kekingcn/file-online-preview/wikis/pages
 1. 中文文档：https://gitee.com/kekingcn/file-online-preview/blob/master/README.md
 1. English document：https://github.com/kekingcn/kkFileView/blob/master/README.en.md
 
@@ -51,26 +52,22 @@ QQ群号：613025121
 - jodconverter
 > 依赖外部环境
 - redis (可选，默认不用)
-- OpenOffice或者LibreOffice
+- OpenOffice或者LibreOffice(Windows下已内置，Linux会自动安装，Mac OS下需要手动安装)
 
 1. 第一步：pull项目https://github.com/kekingcn/file-online-preview.git
 
-2. 第二步：配置OpenOffice目录，如
-```
-##资源映射路径(因为jar方式运行的原因)
-file.dir = C:\\Users\\yudian\\Desktop\\dev\\
-## openoffice相关配置
-office.home = C:\\Program Files (x86)\\OpenOffice 4
-
-```
-file.dir为转换文件实际存储地址，注意要以/结尾
-
-3. 第三步：运行FilePreviewApplication的main方法，服务启动后，访问http://localhost:8012/
+3. 第二步：运行FilePreviewApplication的main方法，服务启动后，访问http://localhost:8012/
 会看到如下界面，代表服务启动成功
 ![输入图片说明](https://gitee.com/uploads/images/2017/1213/100221_ea15202e_492218.png "屏幕截图.png")
 
 ### 历史更新记录
 
+> 2019年06月18日 ：
+1. 支持自动清理缓存及预览文件
+2. 支持http/https下载流url文件预览
+3. 支持FTP url文件预览
+4. 加入Docker构建
+
 > 2019年04月08日 ：
 1. 缓存及队列实现抽象，提供JDK和REDIS两种实现(REDIS成为可选依赖)
 2. 打包方式提供zip和tar.gz包，并提供一键启动脚本

jodconverter-core/src/main/java/org/artofsolving/jodconverter/office/OfficeUtils.java

@@ -15,6 +15,7 @@ package org.artofsolving.jodconverter.office;
 import java.io.BufferedReader;
 import java.io.File;
 import java.io.FileReader;
+import java.util.Iterator;
 import java.util.Map;
 import java.util.Properties;
 
@@ -26,6 +27,8 @@ import com.sun.star.uno.UnoRuntime;
 public class OfficeUtils {
 
     public static final String SERVICE_DESKTOP = "com.sun.star.frame.Desktop";
+    public static final String OFFICE_HOME_KEY = "office.home";
+    public static final String DEFAULT_OFFICE_HOME_VALUE = "default";
 
     private OfficeUtils() {
         throw new AssertionError("utility class must not be instantiated");
@@ -69,9 +72,11 @@ public class OfficeUtils {
         try {
             BufferedReader bufferedReader = new BufferedReader(new FileReader(customizedConfigPath));
             properties.load(bufferedReader);
+            restorePropertiesFromEnvFormat(properties);
         } catch (Exception e) {}
-        if (properties.getProperty("office.home") != null) {
-            return new File(properties.getProperty("office.home"));
+        String officeHome = properties.getProperty(OFFICE_HOME_KEY);
+        if (officeHome != null && !DEFAULT_OFFICE_HOME_VALUE.equals(officeHome)) {
+            return new File(officeHome);
         }
         if (PlatformUtils.isWindows()) {
             // %ProgramFiles(x86)% on 64-bit machines; %ProgramFiles% on 32-bit ones
@@ -116,7 +121,7 @@ public class OfficeUtils {
 
     public static File getOfficeExecutable(File officeHome) {
         if (PlatformUtils.isMac()) {
-            return new File(officeHome, "MacOS/soffice.bin");
+            return new File(officeHome, "MacOS/soffice");
         } else {
             return new File(officeHome, "program/soffice.bin");
         }
@@ -143,8 +148,36 @@ public class OfficeUtils {
     public static String getCustomizedConfigPath() {
         String homePath = OfficeUtils.getHomePath();
         String separator = java.io.File.separator;
-        String configFilePath = homePath + separator + "conf" + separator + "application.properties";
+        String configFilePath = homePath + separator + "config" + separator + "application.properties";
         return configFilePath;
     }
 
+    /**
+     * SpringBoot application.properties 支持从环境变量获取值
+     * @param properties
+     */
+    public synchronized static void restorePropertiesFromEnvFormat(Properties properties) {
+        Iterator<Map.Entry<Object, Object>> iterator = properties.entrySet().iterator();
+        while (iterator.hasNext()) {
+            Map.Entry<Object, Object> entry = iterator.next();
+            String key = entry.getKey().toString();
+            String value = entry.getValue().toString();
+            if (value.trim().startsWith("${") && value.trim().endsWith("}")) {
+                int beginIndex = value.indexOf(":");
+                if (beginIndex < 0) {
+                    beginIndex = value.length() - 1;
+                }
+                int endIndex = value.length() - 1;
+                String envKey = value.substring(2, beginIndex);
+                String envValue = System.getenv(envKey);
+                if (envValue == null || "".equals(envValue.trim())) {
+                    value = value.substring(beginIndex + 1, endIndex);
+                } else {
+                    value = envValue;
+                }
+                properties.setProperty(key, value);
+            }
+        }
+    }
+
 }

jodconverter-web/pom.xml

@@ -12,7 +12,7 @@
 
     <groupId>cn.keking</groupId>
     <artifactId>kkFileView</artifactId>
-    <version>2.0</version>
+    <version>2.2.0-SNAPSHOT</version>
 
 
     <properties>
@@ -114,6 +114,12 @@
             <artifactId>junrar</artifactId>
             <version>4.0.0</version>
         </dependency>
+        <!-- 解压(7z)-->
+        <dependency>
+            <groupId>org.tukaani</groupId>
+            <artifactId>xz</artifactId>
+            <version>1.8</version>
+        </dependency>
         <dependency>
             <groupId>net.sourceforge.jchardet</groupId>
             <artifactId>jchardet</artifactId>
@@ -141,10 +147,16 @@
             <artifactId>commons-cli</artifactId>
             <version>1.2</version>
         </dependency>
+        <!-- FTP -->
+        <dependency>
+            <groupId>commons-net</groupId>
+            <artifactId>commons-net</artifactId>
+            <version>3.6</version>
+        </dependency>
         <dependency>
             <groupId>com.thoughtworks.xstream</groupId>
             <artifactId>xstream</artifactId>
-            <version>1.3.1</version>
+            <version>1.4.6</version>
         </dependency>
         <dependency>
             <groupId>com.google.guava</groupId>
@@ -182,7 +194,7 @@
                 <filtering>true</filtering>
             </resource>
             <resource>
-                <directory>src/main/conf</directory>
+                <directory>src/main/config</directory>
                 <excludes>
                     <exclude>${build.exclude.resource}</exclude>
                 </excludes>
@@ -198,7 +210,7 @@
                 <configuration>
                     <appendAssemblyId>false</appendAssemblyId>
                     <descriptors>
-                        <descriptor>src/main/resources/assembly.xml</descriptor>
+                        <descriptor>src/main/assembly/assembly.xml</descriptor>
                     </descriptors>
                 </configuration>
                 <executions>

jodconverter-web/src/main/assembly/assembly.xml

@@ -11,18 +11,24 @@
     <includeBaseDirectory>true</includeBaseDirectory>
     <fileSets>
         <fileSet>
-            <directory>src/main/conf</directory>
-            <outputDirectory>${file.separator}conf</outputDirectory>
+            <directory>src/main/bin</directory>
+            <outputDirectory>${file.separator}bin</outputDirectory>
+            <includes>
+                <include>*.sh</include>
+            </includes>
+            <fileMode>755</fileMode>
+            <lineEnding>unix</lineEnding>
         </fileSet>
         <fileSet>
             <directory>src/main/bin</directory>
             <outputDirectory>${file.separator}bin</outputDirectory>
-            <fileMode>755</fileMode>
+            <includes>
+                <include>*.bat</include>
+            </includes>
         </fileSet>
         <fileSet>
-            <directory>src/main/script</directory>
-            <outputDirectory>${file.separator}script</outputDirectory>
-            <fileMode>755</fileMode>
+            <directory>src/main/config</directory>
+            <outputDirectory>${file.separator}config</outputDirectory>
         </fileSet>
         <fileSet>
             <directory>src/main/log</directory>

jodconverter-web/src/main/bin/showlog.sh

@@ -0,0 +1,2 @@
+#!/bin/bash
+tail -fn 300 ../log/kkFileView.log

jodconverter-web/src/main/bin/shutdown.sh

@@ -1,2 +1,2 @@
 #!/bin/bash
-kill 15 `ps -ef|grep kkFileView|awk '{print $2}'`
+kill -15 `ps -ef|grep kkFileView|awk 'NR==1{print $2}'`

jodconverter-web/src/main/bin/startup.bat

@@ -3,5 +3,7 @@ set "KKFILEVIEW_BIN_FOLDER=%cd%"
 cd "%KKFILEVIEW_BIN_FOLDER%"
 echo Using KKFILEVIEW_BIN_FOLDER %KKFILEVIEW_BIN_FOLDER%
 echo Starting kkFileView...
-echo Please check log file for more information
-java -Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvider -Dspring.config.location=..\conf\application.properties -jar kkFileView-2.0.jar -> ..\log\kkFileView.log
+echo Please check log file in ../log/kkFileView.log for more information
+echo You can get help in our official homesite: https://kkFileView.keking.cn
+echo If this project is helpful to you, please star it on https://gitee.com/kekingcn/file-online-preview/stargazers
+java -Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvider -Dspring.config.location=..\config\application.properties -jar kkFileView-2.2.0-SNAPSHOT.jar -> ..\log\kkFileView.log

jodconverter-web/src/main/bin/startup.sh

@@ -6,7 +6,7 @@ KKFILEVIEW_BIN_FOLDER=$(cd "$(dirname "$0")";pwd)
 export KKFILEVIEW_BIN_FOLDER=$KKFILEVIEW_BIN_FOLDER
 cd $KKFILEVIEW_BIN_FOLDER
 echo "Using KKFILEVIEW_BIN_FOLDER $KKFILEVIEW_BIN_FOLDER"
-grep 'office\.home' ../conf/application.properties | grep '!^#'
+grep 'office\.home' ../config/application.properties | grep '!^#'
 if [ $? -eq 0 ]; then
   echo "Using customized office.home"
 else 
@@ -20,11 +20,13 @@ else
   done
   if [ ! -n "${FLAG}" ]; then
     echo "Installing OpenOffice"
-    sh ../script/install.sh
+    sh ./install.sh
   else 
     echo "Detected office component has been installed in $OFFICE_HOME"
   fi
 fi
 echo "Starting kkFileView..."
-echo "Please check log file for more information"
-nohup java -Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvider -Dspring.config.location=../conf/application.properties -jar kkFileView-2.0.jar > ../log/kkFileView.log 2>&1 &
+echo "Please execute ./showlog.sh to check log for more information"
+echo "You can get help in our official homesite: https://kkFileView.keking.cn"
+echo "If this project is helpful to you, please star it on https://gitee.com/kekingcn/file-online-preview/stargazers"
+nohup java -Dfile.encoding=UTF-8 -Dsun.java2d.cmm=sun.java2d.cmm.kcms.KcmsServiceProvider -Dspring.config.location=../config/application.properties -jar kkFileView-2.2.0-SNAPSHOT.jar > ../log/kkFileView.log 2>&1 &

jodconverter-web/src/main/conf/application.properties

@@ -1,39 +0,0 @@
-#######################################不可动态配置，需要重启生效#######################################
-server.port = 8012
-spring.http.encoding.charset = utf8
-## Freemarker 配置
-spring.freemarker.template-loader-path = classpath:/web/
-spring.freemarker.cache = false
-spring.freemarker.charset = UTF-8
-spring.freemarker.check-template-location = true
-spring.freemarker.content-type = text/html
-spring.freemarker.expose-request-attributes = true
-spring.freemarker.expose-session-attributes = true
-spring.freemarker.request-context-attribute = request
-spring.freemarker.suffix = .ftl
-
-server.tomcat.uri-encoding = UTF-8
-#文件上传限制
-spring.http.multipart.max-request-size=100MB
-spring.http.multipart.max-file-size=100MB
-
-#文件资源路径（默认为打包根路径下的file目录下）
-#file.dir = D:\\kkFileview\\
-#openoffice home路径
-#office.home = C:\\Program Files (x86)\\OpenOffice 4
-
-#缓存实现类型，不配默认为内嵌RocksDB实现，可配置为redis(type = redis)实现（需要配置spring.redisson.address等参数）和 JDK 内置对象实现（type = jdk）,
-#cache.type = redis
-#redis连接
-#spring.redisson.address = 192.168.1.204:6379
-#spring.redisson.password = xxx
-
-#######################################可在运行时动态配置#######################################
-#文本类型，默认如下，可自定义添加
-#simText = txt,html,xml,properties,md,java,py,c,cpp,sql
-#多媒体类型，默认如下，可自定义添加
-#media = mp3,wav,mp4,flv
-#文件转换编码，默认根据操作系统获取
-#converted.file.charset = GBK
-#office类型文档(word ppt)样式，默认为图片(image)，可配置为pdf（预览时也有按钮切换）
-#office.preview.type = pdf

jodconverter-web/src/main/config/application.properties

@@ -0,0 +1,57 @@
+#######################################不可动态配置，需要重启生效#######################################
+server.port = ${KK_SERVER_PORT:8012}
+spring.http.encoding.charset = utf8
+## Freemarker 配置
+spring.freemarker.template-loader-path = classpath:/web/
+spring.freemarker.cache = false
+spring.freemarker.charset = UTF-8
+spring.freemarker.check-template-location = true
+spring.freemarker.content-type = text/html
+spring.freemarker.expose-request-attributes = true
+spring.freemarker.expose-session-attributes = true
+spring.freemarker.request-context-attribute = request
+spring.freemarker.suffix = .ftl
+
+server.tomcat.uri-encoding = UTF-8
+#文件上传限制
+spring.http.multipart.max-request-size=100MB
+spring.http.multipart.max-file-size=100MB
+
+#文件资源路径（默认为打包根路径下的file目录下）
+#file.dir = D:\\kkFileview\\
+file.dir = ${KK_FILE_DIR:default}
+#openoffice home路径
+#office.home = C:\\Program Files (x86)\\OpenOffice 4
+office.home = ${KK_OFFICE_HOME:default}
+
+#缓存实现类型，不配默认为内嵌RocksDB(type = default)实现，可配置为redis(type = redis)实现（需要配置spring.redisson.address等参数）和 JDK 内置对象实现（type = jdk）,
+cache.type =  ${KK_CACHE_TYPE:default}
+#redis连接，只有当cache.type = redis时才有用
+spring.redisson.address = ${KK_SPRING_REDISSON_ADDRESS:127.0.0.1:6379}
+spring.redisson.password = ${KK_SPRING_REDISSON_PASSWORD:123456}
+#缓存是否自动清理 true 为开启，注释掉或其他值都为关闭
+cache.clean.enabled = ${KK_CACHE_CLEAN_ENABLED:true}
+#缓存自动清理时间，cache.clean.enabled = true时才有用，cron表达式，基于Quartz cron
+cache.clean.cron = ${KK_CACHE_CLEAN_CRON:0 0 3 * * ?}
+
+#######################################可在运行时动态配置#######################################
+#提供预览服务的地址，默认从请求url读，如果使用nginx等反向代理，需要手动设置
+#base.url = https://file.keking.cn
+base.url = ${KK_BASE_URL:default}
+
+#是否启用缓存
+cache.enabled = ${KK_CACHE_ENABLED:true}
+
+#文本类型，默认如下，可自定义添加
+simText = ${KK_SIMTEXT:txt,html,htm,asp,jsp,xml,json,properties,md,gitignore,,java,py,c,cpp,sql,sh,bat,m,bas,prg,cmd}
+#多媒体类型，默认如下，可自定义添加
+media = ${KK_MEDIA:mp3,wav,mp4,flv}
+#office类型文档(word ppt)样式，默认为图片(image)，可配置为pdf（预览时也有按钮切换）
+office.preview.type = ${KK_OFFICE_PREVIEW_TYPE:image}
+
+#预览源为FTP时 FTP用户名，可在ftp url后面加参数ftp.username=ftpuser指定，不指定默认用配置的
+ftp.username = ${KK_FTP_USERNAME:ftpuser}
+#预览源为FTP时 FTP密码，可在ftp url后面加参数ftp.password=123456指定，不指定默认用配置的
+ftp.password = ${KK_FTP_PASSWORD:123456}
+#预览源为FTP时, FTP连接默认ControlEncoding(根据FTP服务器操作系统选择，Linux一般为UTF-8，Windows一般为GBK)，可在ftp url后面加参数ftp.control.encoding=UTF-8指定，不指定默认用配置的
+ftp.control.encoding = ${KK_FTP_CONTROL_ENCODING:UTF-8}

jodconverter-web/src/main/java/cn/keking/config/ConfigConstants.java

@@ -14,11 +14,25 @@ import java.io.File;
 @Component
 public class ConfigConstants {
 
+    private static Boolean cacheEnabled;
     private static String[] simText = {};
     private static String[] media = {};
-    private static String convertedFileCharset;
     private static String officePreviewType;
+    private static String ftpUsername;
+    private static String ftpPassword;
+    private static String ftpControlEncoding;
     private static String fileDir = OfficeUtils.getHomePath() + File.separator + "file" + File.separator;
+    private static String baseUrl;
+
+    public static final String DEFAULT_FILE_DIR_VALUE = "default";
+
+    public static Boolean isCacheEnabled() {
+        return cacheEnabled;
+    }
+
+    public static void setCacheEnabled(Boolean cacheEnabled) {
+        ConfigConstants.cacheEnabled = cacheEnabled;
+    }
 
     public static String[] getSimText() {
         return simText;
@@ -36,14 +50,6 @@ public class ConfigConstants {
         ConfigConstants.media = media;
     }
 
-    public static String getConvertedFileCharset() {
-        return convertedFileCharset;
-    }
-
-    public static void setConvertedFileCharset(String convertedFileCharset) {
-        ConfigConstants.convertedFileCharset = convertedFileCharset;
-    }
-
     public static String getOfficePreviewType() {
         return officePreviewType;
     }
@@ -52,13 +58,45 @@ public class ConfigConstants {
         ConfigConstants.officePreviewType = officePreviewType;
     }
 
+    public static String getFtpUsername() {
+        return ftpUsername;
+    }
+
+    public static void setFtpUsername(String ftpUsername) {
+        ConfigConstants.ftpUsername = ftpUsername;
+    }
+
+    public static String getFtpPassword() {
+        return ftpPassword;
+    }
+
+    public static String getFtpControlEncoding() {
+        return ftpControlEncoding;
+    }
+
+    public static void setFtpControlEncoding(String ftpControlEncoding) {
+        ConfigConstants.ftpControlEncoding = ftpControlEncoding;
+    }
+
+    public static void setFtpPassword(String ftpPassword) {
+        ConfigConstants.ftpPassword = ftpPassword;
+    }
+
     public static String getFileDir() {
         return fileDir;
     }
 
+    public static String getBaseUrl() {
+        return baseUrl;
+    }
+
+    public static void setBaseUrl(String baseUrl) {
+        ConfigConstants.baseUrl = baseUrl;
+    }
+
     @Value("${file.dir:default}")
     public void setFileDir(String fileDir) {
-        if (!"default".equals(fileDir)) {
+        if (!DEFAULT_FILE_DIR_VALUE.equals(fileDir.toLowerCase())) {
             if (!fileDir.endsWith(File.separator)) {
                 fileDir = fileDir + File.separator;
             }

jodconverter-web/src/main/java/cn/keking/config/ConfigRefreshComponent.java

@@ -22,9 +22,14 @@ public class ConfigRefreshComponent {
 
     private static final Logger LOGGER = LoggerFactory.getLogger(ConfigRefreshComponent.class);
 
-    public static final String DEFAULT_TXT_TYPE = "txt,html,xml,properties,md,java,py,c,cpp,sql";
+    public static final String DEFAULT_CACHE_ENABLED = "true";
+    public static final String DEFAULT_TXT_TYPE = "txt,html,htm,asp,jsp,xml,json,properties,md,gitignore,,java,py,c,cpp,sql,sh,bat,m,bas,prg,cmd";
     public static final String DEFAULT_MEDIA_TYPE = "mp3,wav,mp4,flv";
 
+    public static final String DEFAULT_FTP_USERNAME = null;
+    public static final String DEFAULT_FTP_PASSWORD = null;
+    public static final String DEFAULT_FTP_CONTROL_ENCODING = "UTF-8";
+    public static final String DEFAULT_BASE_URL = "default";
 
     @PostConstruct
     void refresh() {
@@ -37,31 +42,46 @@ public class ConfigRefreshComponent {
         public void run() {
             try {
                 Properties properties = new Properties();
-                Properties sysProperties = System.getProperties();
                 String text;
                 String media;
-                String convertedFileCharset = sysProperties.getProperty("sun.jnu.encoding");
+                Boolean cacheEnabled;
                 String[] textArray;
                 String[] mediaArray;
                 String officePreviewType;
+                String ftpUsername;
+                String ftpPassword;
+                String ftpControlEncoding;
                 String configFilePath = OfficeUtils.getCustomizedConfigPath();
+                String baseUlr;
                 while (true) {
-                    BufferedReader bufferedReader = new BufferedReader(new FileReader(configFilePath));
+                    FileReader fileReader = new FileReader(configFilePath);
+                    BufferedReader bufferedReader = new BufferedReader(fileReader);
                     properties.load(bufferedReader);
+                    OfficeUtils.restorePropertiesFromEnvFormat(properties);
+                    cacheEnabled = new Boolean(properties.getProperty("cache.enabled", DEFAULT_CACHE_ENABLED));
                     text = properties.getProperty("simText", DEFAULT_TXT_TYPE);
                     media = properties.getProperty("media", DEFAULT_MEDIA_TYPE);
-                    convertedFileCharset = properties.getProperty("converted.file.charset", convertedFileCharset);
                     officePreviewType = properties.getProperty("office.preview.type", OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_IMAGE);
+                    ftpUsername = properties.getProperty("ftp.username", DEFAULT_FTP_USERNAME);
+                    ftpPassword = properties.getProperty("ftp.password", DEFAULT_FTP_PASSWORD);
+                    ftpControlEncoding = properties.getProperty("ftp.control.encoding", DEFAULT_FTP_CONTROL_ENCODING);
                     textArray = text.split(",");
                     mediaArray = media.split(",");
+                    baseUlr = properties.getProperty("base.url", DEFAULT_BASE_URL);
+                    ConfigConstants.setCacheEnabled(cacheEnabled);
                     ConfigConstants.setSimText(textArray);
                     ConfigConstants.setMedia(mediaArray);
-                    ConfigConstants.setConvertedFileCharset(convertedFileCharset);
                     ConfigConstants.setOfficePreviewType(officePreviewType);
+                    ConfigConstants.setFtpUsername(ftpUsername);
+                    ConfigConstants.setFtpPassword(ftpPassword);
+                    ConfigConstants.setFtpControlEncoding(ftpControlEncoding);
+                    ConfigConstants.setBaseUrl(baseUlr);
+                    bufferedReader.close();
+                    fileReader.close();
                     Thread.sleep(1000L);
                 }
             } catch (IOException | InterruptedException e) {
-                LOGGER.error("读取配置文件异常：{}", e);
+                LOGGER.error("读取配置文件异常", e);
             }
         }
     }

jodconverter-web/src/main/java/cn/keking/filters/ChinesePathFilter.java

@@ -1,5 +1,8 @@
 package cn.keking.filters;
 
+import cn.keking.config.ConfigConstants;
+import cn.keking.config.ConfigRefreshComponent;
+
 import javax.servlet.*;
 import javax.servlet.http.HttpServletRequest;
 import java.io.IOException;
@@ -19,10 +22,20 @@ public class ChinesePathFilter implements Filter {
     public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException {
         request.setCharacterEncoding("UTF-8");
         response.setCharacterEncoding("UTF-8");
-        StringBuilder pathBuilder = new StringBuilder();
-        pathBuilder.append(request.getScheme()).append("://").append(request.getServerName()).append(":")
-                .append(request.getServerPort()).append(((HttpServletRequest)request).getContextPath()).append("/");
-        request.setAttribute("baseUrl", pathBuilder.toString());
+        String baseUrl;
+        String baseUrlTmp = ConfigConstants.getBaseUrl();
+        if (baseUrlTmp != null && !ConfigRefreshComponent.DEFAULT_BASE_URL.equals(baseUrlTmp.toLowerCase())) {
+            if (!baseUrlTmp.endsWith("/")) {
+                baseUrlTmp = baseUrlTmp.concat("/");
+            }
+            baseUrl = baseUrlTmp;
+        } else {
+            StringBuilder pathBuilder = new StringBuilder();
+            pathBuilder.append(request.getScheme()).append("://").append(request.getServerName()).append(":")
+                    .append(request.getServerPort()).append(((HttpServletRequest) request).getContextPath()).append("/");
+            baseUrl = pathBuilder.toString();
+        }
+        request.setAttribute("baseUrl", baseUrl);
         chain.doFilter(request, response);
     }
 

jodconverter-web/src/main/java/cn/keking/service/FileConverQueueTask.java

@@ -35,7 +35,7 @@ public class FileConverQueueTask {
     @PostConstruct
     public void startTask(){
         ExecutorService executorService = Executors.newFixedThreadPool(3);
-        executorService.submit(new ConverTask(previewFactory,cacheService,fileUtils));
+        executorService.submit(new ConverTask(previewFactory, cacheService, fileUtils));
         logger.info("队列处理文件转换任务启动完成 ");
     }
 
@@ -47,7 +47,7 @@ public class FileConverQueueTask {
 
         FileUtils fileUtils;
 
-        public ConverTask(FilePreviewFactory previewFactory, CacheService cacheService,FileUtils fileUtils) {
+        public ConverTask(FilePreviewFactory previewFactory, CacheService cacheService, FileUtils fileUtils) {
             this.previewFactory = previewFactory;
             this.cacheService = cacheService;
             this.fileUtils=fileUtils;
@@ -58,13 +58,13 @@ public class FileConverQueueTask {
             while (true) {
                 try {
                     String url = cacheService.takeQueueTask();
-                    if(url!=null){
-                        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
+                    if(url != null){
+                        FileAttribute fileAttribute = fileUtils.getFileAttribute(url);
                         logger.info("正在处理转换任务，文件名称【{}】",fileAttribute.getName());
                         FileType fileType=fileAttribute.getType();
                         if(fileType.equals(FileType.compress) || fileType.equals(FileType.office)){
-                            FilePreview filePreview=previewFactory.get(url);
-                            filePreview.filePreviewHandle(url,new ExtendedModelMap());
+                            FilePreview filePreview=previewFactory.get(fileAttribute);
+                            filePreview.filePreviewHandle(url, new ExtendedModelMap(), fileAttribute);
                         }
                     }
                 } catch (Exception e) {

jodconverter-web/src/main/java/cn/keking/service/FilePreview.java

@@ -1,5 +1,6 @@
 package cn.keking.service;
 
+import cn.keking.model.FileAttribute;
 import org.springframework.ui.Model;
 
 /**
@@ -7,5 +8,5 @@ import org.springframework.ui.Model;
  * Content :
  */
 public interface FilePreview {
-    String filePreviewHandle(String url, Model model);
+    String filePreviewHandle(String url, Model model, FileAttribute fileAttribute);
 }

jodconverter-web/src/main/java/cn/keking/service/FilePreviewFactory.java

@@ -5,7 +5,6 @@ import cn.keking.utils.FileUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.ApplicationContext;
 import org.springframework.stereotype.Service;
-import org.springframework.ui.Model;
 
 import java.util.Map;
 
@@ -22,9 +21,8 @@ public class FilePreviewFactory {
     @Autowired
     ApplicationContext context;
 
-    public FilePreview get(String url) {
+    public FilePreview get(FileAttribute fileAttribute) {
         Map<String, FilePreview> filePreviewMap = context.getBeansOfType(FilePreview.class);
-        FileAttribute fileAttribute = fileUtils.getFileAttribute(url);
         return filePreviewMap.get(fileAttribute.getType().getInstanceName());
     }
 }

jodconverter-web/src/main/java/cn/keking/service/cache/CacheService.java

@@ -20,7 +20,7 @@ public interface CacheService {
 
     void initPDFCachePool(Integer capacity);
     void initIMGCachePool(Integer capacity);
-    public void initPdfImagesCachePool(Integer capacity);
+    void initPdfImagesCachePool(Integer capacity);
     void putPDFCache(String key, String value);
     void putImgCache(String key, List<String> value);
     Map<String, String> getPDFCache();
@@ -30,7 +30,11 @@ public interface CacheService {
     Integer getPdfImageCache(String key);
     void putPdfImageCache(String pdfFilePath, int num);
 
+    void cleanCache();
+
     void addQueueTask(String url);
     String takeQueueTask() throws InterruptedException;
 
+
+
 }

jodconverter-web/src/main/java/cn/keking/service/cache/impl/CacheServiceJDKImpl.java

@@ -116,6 +116,13 @@ public class CacheServiceJDKImpl implements CacheService {
         pdfImagesCache.put(pdfFilePath, num);
     }
 
+    @Override
+    public void cleanCache() {
+        initPDFCachePool(CacheService.DEFAULT_PDF_CAPACITY);
+        initIMGCachePool(CacheService.DEFAULT_IMG_CAPACITY);
+        initPdfImagesCachePool(CacheService.DEFAULT_PDFIMG_CAPACITY);
+    }
+
     @Override
     public void addQueueTask(String url) {
         blockingQueue.add(url);

jodconverter-web/src/main/java/cn/keking/service/cache/impl/CacheServiceRedisImpl.java

@@ -94,6 +94,13 @@ public class CacheServiceRedisImpl implements CacheService {
         convertedList.fastPut(pdfFilePath, num);
     }
 
+    @Override
+    public void cleanCache() {
+        cleanPdfCache();
+        cleanImgCache();
+        cleanPdfImgCache();
+    }
+
     @Override
     public void addQueueTask(String url) {
         RBlockingQueue<String> queue = redissonClient.getBlockingQueue(FileConverQueueTask.queueTaskName);
@@ -105,4 +112,19 @@ public class CacheServiceRedisImpl implements CacheService {
         RBlockingQueue<String> queue = redissonClient.getBlockingQueue(FileConverQueueTask.queueTaskName);
         return queue.take();
     }
+
+    private void cleanPdfCache() {
+        RMapCache<String, String> pdfCache = redissonClient.getMapCache(REDIS_FILE_PREVIEW_PDF_KEY);
+        pdfCache.clear();
+    }
+
+    private void cleanImgCache() {
+        RMapCache<String, List<String>> imgCache = redissonClient.getMapCache(REDIS_FILE_PREVIEW_IMGS_KEY);
+        imgCache.clear();
+    }
+
+    private void cleanPdfImgCache() {
+        RMapCache<String, Integer> pdfImg = redissonClient.getMapCache(REDIS_FILE_PREVIEW_PDF_IMGS_KEY);
+        pdfImg.clear();
+    }
 }

jodconverter-web/src/main/java/cn/keking/service/cache/impl/CacheServiceRocksDBImpl.java

@@ -79,7 +79,7 @@ public class CacheServiceRocksDBImpl implements CacheService {
     @Override
     public void putPDFCache(String key, String value) {
         try {
-            Map<String, String> pdfCacheItem = new HashMap<>();
+            Map<String, String> pdfCacheItem = getPDFCache();
             pdfCacheItem.put(key, value);
             db.put(REDIS_FILE_PREVIEW_PDF_KEY.getBytes(), toByteArray(pdfCacheItem));
         } catch (RocksDBException | IOException e) {
@@ -90,9 +90,9 @@ public class CacheServiceRocksDBImpl implements CacheService {
     @Override
     public void putImgCache(String key, List<String> value) {
         try {
-            Map<String, List<String>> imgCacheItem = new HashMap<>();
+            Map<String, List<String>> imgCacheItem = getImgCache();
             imgCacheItem.put(key, value);
-            db.put(REDIS_FILE_PREVIEW_PDF_KEY.getBytes(), toByteArray(imgCacheItem));
+            db.put(REDIS_FILE_PREVIEW_IMGS_KEY.getBytes(), toByteArray(imgCacheItem));
         } catch (RocksDBException | IOException e) {
             LOGGER.error("Put into RocksDB Exception" + e);
         }
@@ -145,6 +145,16 @@ public class CacheServiceRocksDBImpl implements CacheService {
         return result;
     }
 
+    public Map<String, Integer> getPdfImageCaches() {
+        Map<String, Integer> map = new HashMap<>();
+        try{
+            map = (Map<String, Integer>) toObject(db.get(REDIS_FILE_PREVIEW_PDF_IMGS_KEY.getBytes()));
+        } catch (RocksDBException | IOException | ClassNotFoundException e) {
+            LOGGER.error("Get from RocksDB Exception" + e);
+        }
+        return map;
+    }
+
     @Override
     public Integer getPdfImageCache(String key) {
         Integer result = 0;
@@ -161,7 +171,7 @@ public class CacheServiceRocksDBImpl implements CacheService {
     @Override
     public void putPdfImageCache(String pdfFilePath, int num) {
         try {
-            Map<String, Integer> pdfImageCacheItem = new HashMap<>();
+            Map<String, Integer> pdfImageCacheItem = getPdfImageCaches();
             pdfImageCacheItem.put(pdfFilePath, num);
             db.put(REDIS_FILE_PREVIEW_PDF_IMGS_KEY.getBytes(), toByteArray(pdfImageCacheItem));
         } catch (RocksDBException | IOException e) {
@@ -169,6 +179,17 @@ public class CacheServiceRocksDBImpl implements CacheService {
         }
     }
 
+    @Override
+    public void cleanCache() {
+        try {
+            cleanPdfCache();
+            cleanImgCache();
+            cleanPdfImgCache();
+        } catch (IOException | RocksDBException e) {
+            LOGGER.error("Clean Cache Exception" + e);
+        }
+    }
+
     @Override
     public void addQueueTask(String url) {
         blockingQueue.add(url);
@@ -200,4 +221,19 @@ public class CacheServiceRocksDBImpl implements CacheService {
         bis.close();
         return obj;
     }
+
+    private void cleanPdfCache() throws IOException, RocksDBException {
+        Map<String, String> initPDFCache = new HashMap<>();
+        db.put(REDIS_FILE_PREVIEW_PDF_KEY.getBytes(), toByteArray(initPDFCache));
+    }
+
+    private void cleanImgCache() throws IOException, RocksDBException {
+        Map<String, List<String>> initIMGCache = new HashMap<>();
+        db.put(REDIS_FILE_PREVIEW_IMGS_KEY.getBytes(), toByteArray(initIMGCache));
+    }
+
+    private void cleanPdfImgCache() throws IOException, RocksDBException {
+        Map<String, Integer> initPDFIMGCache = new HashMap<>();
+        db.put(REDIS_FILE_PREVIEW_PDF_IMGS_KEY.getBytes(), toByteArray(initPDFIMGCache));
+    }
 }

jodconverter-web/src/main/java/cn/keking/service/impl/CompressFilePreviewImpl.java

@@ -1,5 +1,6 @@
 package cn.keking.service.impl;
 
+import cn.keking.config.ConfigConstants;
 import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import cn.keking.service.FilePreview;
@@ -28,15 +29,13 @@ public class CompressFilePreviewImpl implements FilePreview{
     ZipReader zipReader;
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
-        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         String fileName=fileAttribute.getName();
-        String decodedUrl=fileAttribute.getDecodedUrl();
         String suffix=fileAttribute.getSuffix();
         String fileTree = null;
         // 判断文件名是否存在(redis缓存读取)
-        if (!StringUtils.hasText(fileUtils.getConvertedFile(fileName))) {
-            ReturnResponse<String> response = downloadUtils.downLoad(decodedUrl, suffix, fileName);
+        if (!StringUtils.hasText(fileUtils.getConvertedFile(fileName))  || !ConfigConstants.isCacheEnabled()) {
+            ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
             if (0 != response.getCode()) {
                 model.addAttribute("fileType", suffix);
                 model.addAttribute("msg", response.getMsg());
@@ -47,8 +46,10 @@ public class CompressFilePreviewImpl implements FilePreview{
                 fileTree = zipReader.readZipFile(filePath, fileName);
             } else if ("rar".equalsIgnoreCase(suffix)) {
                 fileTree = zipReader.unRar(filePath, fileName);
+            } else if ("7z".equalsIgnoreCase(suffix)) {
+                fileTree = zipReader.read7zFile(filePath, fileName);
             }
-            if (fileTree != null && !"null".equals(fileTree)) {
+            if (fileTree != null && !"null".equals(fileTree) && ConfigConstants.isCacheEnabled()) {
                 fileUtils.addConvertedFile(fileName, fileTree);
             }
         } else {

jodconverter-web/src/main/java/cn/keking/service/impl/MediaFilePreviewImpl.java

@@ -1,5 +1,6 @@
 package cn.keking.service.impl;
 
+import cn.keking.model.FileAttribute;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.FileUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -18,8 +19,12 @@ public class MediaFilePreviewImpl implements FilePreview {
     FileUtils fileUtils;
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         model.addAttribute("mediaUrl", url);
+        String suffix=fileAttribute.getSuffix();
+        if ("flv".equalsIgnoreCase(suffix)) {
+            return "flv";
+        }
         return "media";
     }
 

jodconverter-web/src/main/java/cn/keking/service/impl/OfficeFilePreviewImpl.java

@@ -9,9 +9,7 @@ import cn.keking.utils.FileUtils;
 import cn.keking.utils.OfficeToPdf;
 import cn.keking.utils.PdfUtils;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
-import org.springframework.ui.ExtendedModelMap;
 import org.springframework.ui.Model;
 import org.springframework.util.StringUtils;
 
@@ -44,44 +42,38 @@ public class OfficeFilePreviewImpl implements FilePreview {
     public static final String OFFICE_PREVIEW_TYPE_ALLIMAGES = "allImages";
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         // 预览Type，参数传了就取参数的，没传取系统默认
         String officePreviewType = model.asMap().get("officePreviewType") == null ? ConfigConstants.getOfficePreviewType() : model.asMap().get("officePreviewType").toString();
-        String originUrl = model.asMap().get("originUrl").toString();
-        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
+        String originUrl = (String) model.asMap().get("originUrl");
         String suffix=fileAttribute.getSuffix();
         String fileName=fileAttribute.getName();
-        String decodedUrl=fileAttribute.getDecodedUrl();
         boolean isHtml = suffix.equalsIgnoreCase("xls") || suffix.equalsIgnoreCase("xlsx");
         String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + (isHtml ? "html" : "pdf");
         String outFilePath = fileDir + pdfName;
         // 判断之前是否已转换过，如果转换过，直接返回，否则执行转换
-        if (!fileUtils.listConvertedFiles().containsKey(pdfName)) {
+        if (!fileUtils.listConvertedFiles().containsKey(pdfName) || !ConfigConstants.isCacheEnabled()) {
             String filePath = fileDir + fileName;
-            if (!new File(filePath).exists()) {
-                ReturnResponse<String> response = downloadUtils.downLoad(decodedUrl, suffix, null);
-                if (0 != response.getCode()) {
-                    model.addAttribute("fileType", suffix);
-                    model.addAttribute("msg", response.getMsg());
-                    return "fileNotSupported";
-                }
-                filePath = response.getContent();
+            ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, null);
+            if (0 != response.getCode()) {
+                model.addAttribute("fileType", suffix);
+                model.addAttribute("msg", response.getMsg());
+                return "fileNotSupported";
             }
+            filePath = response.getContent();
             if (StringUtils.hasText(outFilePath)) {
                 officeToPdf.openOfficeToPDF(filePath, outFilePath);
-                File f = new File(filePath);
-                if (f.exists()) {
-                    f.delete();
-                }
                 if (isHtml) {
                     // 对转换后的文件进行操作(改变编码方式)
                     fileUtils.doActionConvertedFile(outFilePath);
                 }
-                // 加入缓存
-                fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                if (ConfigConstants.isCacheEnabled()) {
+                    // 加入缓存
+                    fileUtils.addConvertedFile(pdfName, fileUtils.getRelativePath(outFilePath));
+                }
             }
         }
-        if (!isHtml && (OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType))) {
+        if (!isHtml && originUrl != null && (OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType))) {
             List<String> imageUrls = pdfUtils.pdf2jpg(outFilePath, pdfName, originUrl);
             if (imageUrls == null || imageUrls.size() < 1) {
                 model.addAttribute("msg", "office转图片异常，请联系管理员");

jodconverter-web/src/main/java/cn/keking/service/impl/OtherFilePreviewImpl.java

@@ -17,9 +17,7 @@ public class OtherFilePreviewImpl implements FilePreview {
     FileUtils fileUtils;
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
-        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
-
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         model.addAttribute("fileType",fileAttribute.getSuffix());
         model.addAttribute("msg", "系统还不支持该格式文件的在线预览，" +
                 "如有需要请按下方显示的邮箱地址联系系统维护人员");

jodconverter-web/src/main/java/cn/keking/service/impl/PdfFilePreviewImpl.java

@@ -34,27 +34,23 @@ public class PdfFilePreviewImpl implements FilePreview{
     String fileDir = ConfigConstants.getFileDir();
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
-        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
-        String decodedUrl=fileAttribute.getDecodedUrl();
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         String suffix=fileAttribute.getSuffix();
         String fileName=fileAttribute.getName();
-        String officePreviewType = model.asMap().get("officePreviewType") == null ? "" : model.asMap().get("officePreviewType").toString();
+        String officePreviewType = model.asMap().get("officePreviewType") == null ? ConfigConstants.getOfficePreviewType() : model.asMap().get("officePreviewType").toString();
         String originUrl = model.asMap().get("originUrl").toString();
         model.addAttribute("pdfUrl", url);
         String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + "pdf";
         String outFilePath = fileDir + pdfName;
         if (OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType)) {
             //当文件不存在时，就去下载
-            if (!new File(outFilePath).exists()) {
-                ReturnResponse<String> response = downloadUtils.downLoad(decodedUrl, suffix, fileName);
-                if (0 != response.getCode()) {
-                    model.addAttribute("fileType", suffix);
-                    model.addAttribute("msg", response.getMsg());
-                    return "fileNotSupported";
-                }
-                outFilePath = response.getContent();
+            ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
+            if (0 != response.getCode()) {
+                model.addAttribute("fileType", suffix);
+                model.addAttribute("msg", response.getMsg());
+                return "fileNotSupported";
             }
+            outFilePath = response.getContent();
             List<String> imageUrls = pdfUtils.pdf2jpg(outFilePath, pdfName, originUrl);
             if (imageUrls == null || imageUrls.size() < 1) {
                 model.addAttribute("msg", "pdf转图片异常，请联系管理员");

jodconverter-web/src/main/java/cn/keking/service/impl/PictureFilePreviewImpl.java

@@ -1,5 +1,6 @@
 package cn.keking.service.impl;
 
+import cn.keking.model.FileAttribute;
 import cn.keking.service.FilePreview;
 import cn.keking.utils.FileUtils;
 import com.google.common.collect.Lists;
@@ -21,7 +22,7 @@ public class PictureFilePreviewImpl implements FilePreview {
     FileUtils fileUtils;
 
     @Override
-    public String filePreviewHandle(String url, Model model) {
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
         String fileKey=(String) RequestContextHolder.currentRequestAttributes().getAttribute("fileKey",0);
         List imgUrls = Lists.newArrayList(url);
         try{

jodconverter-web/src/main/java/cn/keking/service/impl/SimTextFilePreviewImpl.java

@@ -9,6 +9,10 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.springframework.ui.Model;
 
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+
 /**
  * Created by kl on 2018/1/17.
  * Content :处理文本文件
@@ -23,8 +27,7 @@ public class SimTextFilePreviewImpl implements FilePreview{
     FileUtils fileUtils;
 
     @Override
-    public String filePreviewHandle(String url, Model model){
-        FileAttribute fileAttribute=fileUtils.getFileAttribute(url);
+    public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute){
         String decodedUrl=fileAttribute.getDecodedUrl();
         String fileName=fileAttribute.getName();
         ReturnResponse<String> response = simTextUtil.readSimText(decodedUrl, fileName);
@@ -33,7 +36,16 @@ public class SimTextFilePreviewImpl implements FilePreview{
             model.addAttribute("fileType",fileAttribute.getSuffix());
             return "fileNotSupported";
         }
-        model.addAttribute("ordinaryUrl", response.getMsg());
+        try {
+            File originFile = new File(response.getContent());
+            File previewFile = new File(response.getContent() + ".txt");
+            Files.copy(originFile.toPath(), previewFile.toPath());
+        } catch (IOException e) {
+            model.addAttribute("msg", e.getLocalizedMessage());
+            model.addAttribute("fileType",fileAttribute.getSuffix());
+            return "fileNotSupported";
+        }
+        model.addAttribute("ordinaryUrl", response.getMsg() + ".txt");
         return "txt";
     }
 

jodconverter-web/src/main/java/cn/keking/utils/DeleteFileUtil.java

@@ -1,8 +1,14 @@
 package cn.keking.utils;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import java.io.File;
 
 public class DeleteFileUtil {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(DeleteFileUtil.class);
+
     /**
      * 删除单个文件
      *
@@ -15,14 +21,14 @@ public class DeleteFileUtil {
         // 如果文件路径所对应的文件存在，并且是一个文件，则直接删除
         if (file.exists() && file.isFile()) {
             if (file.delete()) {
-                System.out.println("删除单个文件" + fileName + "成功！");
+                LOGGER.info("删除单个文件" + fileName + "成功！");
                 return true;
             } else {
-                System.out.println("删除单个文件" + fileName + "失败！");
+                LOGGER.info("删除单个文件" + fileName + "失败！");
                 return false;
             }
         } else {
-            System.out.println("删除单个文件失败：" + fileName + "不存在！");
+            LOGGER.info("删除单个文件失败：" + fileName + "不存在！");
             return false;
         }
     }
@@ -43,7 +49,7 @@ public class DeleteFileUtil {
         File dirFile = new File(dir);
         // 如果dir对应的文件不存在，或者不是一个目录，则退出
         if ((!dirFile.exists()) || (!dirFile.isDirectory())) {
-            System.out.println("删除目录失败：" + dir + "不存在！");
+            LOGGER.info("删除目录失败：" + dir + "不存在！");
             return false;
         }
         boolean flag = true;
@@ -65,7 +71,7 @@ public class DeleteFileUtil {
             }
         }
         if (!flag) {
-            System.out.println("删除目录失败！");
+            LOGGER.info("删除目录失败！");
             return false;
         }
         return true;

jodconverter-web/src/main/java/cn/keking/utils/DownloadUtils.java

@@ -1,7 +1,11 @@
 package cn.keking.utils;
 
 import cn.keking.config.ConfigConstants;
+import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 import java.io.*;
 import java.net.*;
@@ -13,7 +17,16 @@ import java.util.UUID;
 @Component
 public class DownloadUtils {
 
-    String fileDir = ConfigConstants.getFileDir();
+    private static final Logger LOGGER = LoggerFactory.getLogger(DownloadUtils.class);
+
+    private String fileDir = ConfigConstants.getFileDir();
+
+    @Autowired
+    private FileUtils fileUtils;
+
+    private static final String URL_PARAM_FTP_USERNAME = "ftp.username";
+    private static final String URL_PARAM_FTP_PASSWORD = "ftp.password";
+    private static final String URL_PARAM_FTP_CONTROL_ENCODING = "ftp.control.encoding";
 
     /**
      * 一开始测试的时候发现有些文件没有下载下来，而有些可以；当时也是郁闷了好一阵，但是最终还是不得解
@@ -21,18 +34,21 @@ public class DownloadUtils {
      * 应该是转义出了问题，url转义中会把+号当成空格来计算，所以才会出现这种情况，遂想要通过整体替换空格为加号，因为url
      * 中的参数部分是不会出现空格的，但是文件名中就不好确定了，所以只对url参数部分做替换
      * 注: 针对URLEncoder.encode(s,charset)会将空格转成+的情况需要做下面的替换工作
-     * @param urlAddress
-     * @param type
+     * @param fileAttribute
      * @return
      */
-    public ReturnResponse<String> downLoad(String urlAddress, String type, String fileName){
+    public ReturnResponse<String> downLoad(FileAttribute fileAttribute, String  fileName) {
+        String urlAddress = fileAttribute.getDecodedUrl();
+        String type = fileAttribute.getSuffix();
         ReturnResponse<String> response = new ReturnResponse<>(0, "下载成功!!!", "");
         URL url = null;
         try {
             urlAddress = replacePlusMark(urlAddress);
             urlAddress = encodeUrlParam(urlAddress);
             // 因为tomcat不能处理'+'号，所以讲'+'号替换成'%20%'
+            // 也不能处理空格
             urlAddress = urlAddress.replaceAll("\\+", "%20");
+            urlAddress = urlAddress.replaceAll(" ", "%20");
             url = new URL(urlAddress);
         } catch (MalformedURLException e) {
             e.printStackTrace();
@@ -40,7 +56,7 @@ public class DownloadUtils {
         UUID uuid = UUID.randomUUID();
         if (null == fileName) {
             fileName = uuid+ "."+type;
-        }else { // 文件后缀不一致时，以type为准(针对simText【将类txt文件转为txt】)
+        } else { // 文件后缀不一致时，以type为准(针对simText【将类txt文件转为txt】)
             fileName = fileName.replace(fileName.substring(fileName.lastIndexOf(".") + 1), type);
         }
         String realPath = fileDir + fileName;
@@ -49,17 +65,24 @@ public class DownloadUtils {
             dirFile.mkdirs();
         }
         try {
-            URLConnection connection = url.openConnection();
-            InputStream in = connection.getInputStream();
+            if ("ftp".equals(url.getProtocol())) {
+                String ftpUsername = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_USERNAME);
+                String ftpPassword = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_PASSWORD);
+                String ftpControlEncoding = fileUtils.getUrlParameterReg(fileAttribute.getUrl(), URL_PARAM_FTP_CONTROL_ENCODING);
+                FtpUtils.download(fileAttribute.getUrl(), realPath, ftpUsername, ftpPassword, ftpControlEncoding);
+            } else {
+                URLConnection connection = url.openConnection();
+                InputStream in = connection.getInputStream();
 
-            FileOutputStream os = new FileOutputStream(realPath);
-            byte[] buffer = new byte[4 * 1024];
-            int read;
-            while ((read = in.read(buffer)) > 0) {
-                os.write(buffer, 0, read);
+                FileOutputStream os = new FileOutputStream(realPath);
+                byte[] buffer = new byte[4 * 1024];
+                int read;
+                while ((read = in.read(buffer)) > 0) {
+                    os.write(buffer, 0, read);
+                }
+                os.close();
+                in.close();
             }
-            os.close();
-            in.close();
             response.setContent(realPath);
             // 同样针对类txt文件，如果成功msg包含的是转换后的文件名
             response.setMsg(fileName);
@@ -68,15 +91,14 @@ public class DownloadUtils {
             if("txt".equals(type)){
                 convertTextPlainFileCharsetToUtf8(realPath);
             }
-
             return response;
         } catch (IOException e) {
-            e.printStackTrace();
+            LOGGER.error("文件下载失败", e);
             response.setCode(1);
             response.setContent(null);
             if (e instanceof FileNotFoundException) {
                 response.setMsg("文件不存在!!!");
-            }else {
+            } else {
                 response.setMsg(e.getMessage());
             }
             return response;
@@ -103,30 +125,35 @@ public class DownloadUtils {
      * 对最有一个路径进行转码
      * @param urlAddress
      *          http://192.168.2.111:8013/demo/Handle中文.zip
+     *          http://192.168.2.111:8013/download?id=1&filename=中文.zip
      * @return
      */
-    private String encodeUrlParam(String urlAddress) {
-        String newUrl = "";
-        try {
-            String path = "";
-            String param = "";
-            if (urlAddress.contains("?")) {
-                path = urlAddress.substring(0, urlAddress.indexOf("?"));
-                param = urlAddress.substring(urlAddress.indexOf("?"));
-            }else {
-                path = urlAddress;
+
+    private String encodeUrlParam(String urlAddress){
+        StringBuffer sb = new StringBuffer();
+        for (int i = 0; i < urlAddress.length(); i++) {
+            char c = urlAddress.charAt(i);
+            if (c >= 0 && c <= 255) {
+                sb.append(c);
+            } else {
+                byte[] b;
+                try {
+                    //指定需要的编码类型
+                    b = String.valueOf(c).getBytes("utf-8");
+                } catch (Exception ex) {
+                    System.out.println(ex);
+                    b = new byte[0];
+                }
+                for (int j = 0; j < b.length; j++) {
+                    int k = b[j];
+                    if (k < 0) {
+                        k += 256;
+                    }
+                    sb.append("%" + Integer.toHexString(k).toUpperCase());
+                }
             }
-            String lastPath = path.substring(path.lastIndexOf("/") + 1);
-            String leftPath = path.substring(0, path.lastIndexOf("/") + 1);
-            String encodeLastPath = URLEncoder.encode(lastPath, "UTF-8");
-            newUrl += leftPath + encodeLastPath;
-            if (urlAddress.contains("?")) {
-                newUrl += param;
-            }
-        } catch (UnsupportedEncodingException e) {
-            e.printStackTrace();
         }
-        return newUrl;
+        return sb.toString();
     }
 
 

jodconverter-web/src/main/java/cn/keking/utils/FileUtils.java

@@ -9,11 +9,12 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
+import org.springframework.util.StringUtils;
 
 import java.io.*;
-import java.net.URLDecoder;
 import java.nio.charset.Charset;
 import java.util.Arrays;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -24,6 +25,9 @@ import java.util.Map;
  */
 @Component
 public class FileUtils {
+
+    public static final String DEFAULT_CONVERTER_CHARSET = System.getProperty("sun.jnu.encoding");
+
     Logger log= LoggerFactory.getLogger(getClass());
 
     @Autowired
@@ -63,13 +67,17 @@ public class FileUtils {
      * @return
      */
     public FileType typeFromUrl(String url) {
-        String[] simText = ConfigConstants.getSimText();
-        String[] media = ConfigConstants.getMedia();
         String nonPramStr = url.substring(0, url.indexOf("?") != -1 ? url.indexOf("?") : url.length());
         String fileName = nonPramStr.substring(nonPramStr.lastIndexOf("/") + 1);
+        return typeFromFileName(fileName);
+    }
+
+    private FileType typeFromFileName(String fileName) {
+        String[] simText = ConfigConstants.getSimText();
+        String[] media = ConfigConstants.getMedia();
         String fileType = fileName.substring(fileName.lastIndexOf(".") + 1);
         if (listPictureTypes().contains(fileType.toLowerCase())) {
-          return FileType.picture;
+            return FileType.picture;
         }
         if (listArchiveTypes().contains(fileType.toLowerCase())) {
             return FileType.compress;
@@ -228,9 +236,8 @@ public class FileUtils {
      */
     public void doActionConvertedFile(String outFilePath) {
         StringBuffer sb = new StringBuffer();
-        String charset = ConfigConstants.getConvertedFileCharset();
         try (InputStream inputStream = new FileInputStream(outFilePath);
-            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, charset))){
+            BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream, DEFAULT_CONVERTER_CHARSET))){
             String line;
             while(null != (line = reader.readLine())){
                 if (line.contains("charset=gb2312")) {
@@ -241,7 +248,7 @@ public class FileUtils {
             // 添加sheet控制头
             sb.append("<script src=\"js/jquery-3.0.0.min.js\" type=\"text/javascript\"></script>");
             sb.append("<script src=\"js/excel.header.js\" type=\"text/javascript\"></script>");
-            sb.append("<link rel=\"stylesheet\" href=\"http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css\">");
+            sb.append("<link rel=\"stylesheet\" href=\"//cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css\">");
         } catch (FileNotFoundException e) {
             e.printStackTrace();
         } catch (IOException e) {
@@ -249,7 +256,7 @@ public class FileUtils {
         }
         // 重新写入文件
         try(FileOutputStream fos = new FileOutputStream(outFilePath);
-            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(fos))){
+            BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(fos, "utf-8"))) {
             writer.write(sb.toString());
         } catch (FileNotFoundException e) {
             e.printStackTrace();
@@ -265,22 +272,76 @@ public class FileUtils {
     private String suffixFromUrl(String url) {
         String nonPramStr = url.substring(0, url.indexOf("?") != -1 ? url.indexOf("?") : url.length());
         String fileName = nonPramStr.substring(nonPramStr.lastIndexOf("/") + 1);
+        return suffixFromFileName(fileName);
+    }
+
+    private String suffixFromFileName(String fileName) {
         String fileType = fileName.substring(fileName.lastIndexOf(".") + 1);
         return fileType;
     }
 
-    public FileAttribute getFileAttribute(String url) {
-        String decodedUrl=null;
-        try {
-            decodedUrl = URLDecoder.decode(url, "utf-8");
-        }catch (UnsupportedEncodingException e){
-            log.debug("url解码失败");
+    /**
+     * 获取url中的参数
+     * @param url
+     * @param name
+     * @return
+     */
+    public String getUrlParameterReg(String url, String name) {
+        Map<String, String> mapRequest = new HashMap();
+        String strUrlParam = truncateUrlPage(url);
+        if (strUrlParam == null) {
+            return "";
         }
-        // 路径转码
-        FileType type = typeFromUrl(url);
-        String suffix = suffixFromUrl(url);
-        // 抽取文件并返回文件列表
-        String fileName = getFileNameFromURL(decodedUrl);
-        return new FileAttribute(type,suffix,fileName,url,decodedUrl);
+        //每个键值为一组
+        String[] arrSplit=strUrlParam.split("[&]");
+        for(String strSplit:arrSplit) {
+            String[] arrSplitEqual= strSplit.split("[=]");
+            //解析出键值
+            if(arrSplitEqual.length > 1) {
+                //正确解析
+                mapRequest.put(arrSplitEqual[0], arrSplitEqual[1]);
+            } else if (!arrSplitEqual[0].equals("")) {
+                //只有参数没有值，不加入
+                mapRequest.put(arrSplitEqual[0], "");
+            }
+        }
+        return mapRequest.get(name);
+    }
+
+    /**
+     * 去掉url中的路径，留下请求参数部分
+     * @param strURL url地址
+     * @return url请求参数部分
+     */
+    private String truncateUrlPage(String strURL) {
+        String strAllParam = null;
+        strURL = strURL.trim();
+        String[] arrSplit = strURL.split("[?]");
+        if(strURL.length() > 1)  {
+            if(arrSplit.length > 1) {
+                if(arrSplit[1] != null) {
+                    strAllParam=arrSplit[1];
+                }
+            }
+        }
+        return strAllParam;
+    }
+
+
+    public FileAttribute getFileAttribute(String url) {
+        String fileName;
+        FileType type;
+        String suffix;
+        String fullFileName = getUrlParameterReg(url, "fullfilename");
+        if (!StringUtils.isEmpty(fullFileName)) {
+            fileName = fullFileName;
+            type = typeFromFileName(fileName);
+            suffix = suffixFromFileName(fileName);
+        } else {
+            fileName = getFileNameFromURL(url);
+            type = typeFromUrl(url);
+            suffix = suffixFromUrl(url);
+        }
+        return new FileAttribute(type,suffix,fileName,url,url);
     }
 }

jodconverter-web/src/main/java/cn/keking/utils/FtpUtils.java

@@ -0,0 +1,57 @@
+package cn.keking.utils;
+
+import cn.keking.config.ConfigConstants;
+import org.apache.commons.net.ftp.FTPClient;
+import org.apache.commons.net.ftp.FTPReply;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.util.StringUtils;
+
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.net.URL;
+
+/**
+ * @auther: chenjh
+ * @since: 2019/6/18 14:36
+ */
+public class FtpUtils {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(FtpUtils.class);
+
+    public static FTPClient connect(String host, int port, String username, String password, String controlEncoding) throws IOException {
+        FTPClient ftpClient = new FTPClient();
+        ftpClient.connect(host, port);
+        if (!StringUtils.isEmpty(username) && !StringUtils.isEmpty(password)) {
+            ftpClient.login(username, password);
+        }
+        int reply = ftpClient.getReplyCode();
+        if (!FTPReply.isPositiveCompletion(reply)) {
+            ftpClient.disconnect();
+        }
+        ftpClient.setControlEncoding(controlEncoding);
+        ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
+        return ftpClient;
+    }
+
+    public static void download(String ftpUrl, String localFilePath, String ftpUsername, String ftpPassword, String ftpControlEncoding) throws IOException {
+        String username = StringUtils.isEmpty(ftpUsername) ? ConfigConstants.getFtpUsername() : ftpUsername;
+        String password = StringUtils.isEmpty(ftpPassword) ? ConfigConstants.getFtpPassword() : ftpPassword;
+        String controlEncoding = StringUtils.isEmpty(ftpControlEncoding) ? ConfigConstants.getFtpControlEncoding() : ftpControlEncoding;
+        URL url = new URL(ftpUrl);
+        String host = url.getHost();
+        int port = (url.getPort() == -1) ? url.getDefaultPort() : url.getPort();
+        String remoteFilePath = url.getPath();
+        LOGGER.debug("FTP connection url:{}, username:{}, password:{}, controlEncoding:{}, localFilePath:{}", ftpUrl, username, password, controlEncoding, localFilePath);
+        FTPClient ftpClient = connect(host, port, username, password, controlEncoding);
+        OutputStream outputStream = new FileOutputStream(localFilePath);
+        ftpClient.enterLocalPassiveMode();
+        boolean downloadResult = ftpClient.retrieveFile(new String(remoteFilePath.getBytes(controlEncoding), "ISO-8859-1"), outputStream);
+        LOGGER.debug("FTP download result {}", downloadResult);
+        outputStream.flush();
+        outputStream.close();
+        ftpClient.logout();
+        ftpClient.disconnect();
+    }
+}

jodconverter-web/src/main/java/cn/keking/utils/ShedulerClean.java

@@ -1,15 +1,35 @@
 package cn.keking.utils;
 
 import cn.keking.config.ConfigConstants;
+import cn.keking.service.cache.CacheService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
+import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
 
+/**
+ * @auther: chenjh
+ * @since: 2019/6/11 7:45
+ */
 @Component
+@ConditionalOnExpression("'${cache.clean.enabled:false}'.equals('true')")
 public class ShedulerClean {
-    String fileDir = ConfigConstants.getFileDir();
 
-//    @Scheduled(cron = "0 0 23 * * ?")   //每晚23点执行一次
-    public void clean(){
-        System.out.println("执行一次清空文件夹");
+    private static final Logger LOGGER = LoggerFactory.getLogger(ShedulerClean.class);
+
+    @Autowired
+    private CacheService cacheService;
+
+    private String fileDir = ConfigConstants.getFileDir();
+
+    //默认每晚3点执行一次
+    @Scheduled(cron = "${cache.clean.cron:0 0 3 * * ?}")
+    public void clean() {
+        LOGGER.info("Cache clean start");
+        cacheService.cleanCache();
         DeleteFileUtil.deleteDirectory(fileDir);
+        LOGGER.info("Cache clean end");
     }
 }

jodconverter-web/src/main/java/cn/keking/utils/SimTextUtil.java

@@ -1,6 +1,7 @@
 package cn.keking.utils;
 
 import cn.keking.config.ConfigConstants;
+import cn.keking.model.FileAttribute;
 import cn.keking.model.ReturnResponse;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
@@ -12,12 +13,14 @@ import org.springframework.stereotype.Component;
  */
 @Component
 public class SimTextUtil {
-    String fileDir = ConfigConstants.getFileDir();
     @Autowired
-    DownloadUtils downloadUtils;
+    private FileUtils fileUtils;
+    @Autowired
+    private DownloadUtils downloadUtils;
 
     public ReturnResponse<String> readSimText(String url, String fileName){
-        ReturnResponse<String> response = downloadUtils.downLoad(url, "txt", fileName);
+        FileAttribute fileAttribute = fileUtils.getFileAttribute(url);
+        ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileName);
         return response;
     }
 }

jodconverter-web/src/main/java/cn/keking/utils/ZipReader.java

@@ -9,6 +9,8 @@ import com.github.junrar.exception.RarException;
 import com.github.junrar.rarfile.FileHeader;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
+import org.apache.commons.compress.archivers.sevenz.SevenZArchiveEntry;
+import org.apache.commons.compress.archivers.sevenz.SevenZFile;
 import org.apache.commons.compress.archivers.zip.ZipArchiveEntry;
 import org.apache.commons.compress.archivers.zip.ZipFile;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -160,6 +162,71 @@ public class ZipReader {
         return null;
     }
 
+    /**
+     * 解压7z文件
+     * @param filePath
+     * @param fileKey
+     * @return
+     */
+    public String read7zFile(String filePath,String fileKey) {
+        String archiveSeparator = "/";
+        Map<String, FileNode> appender = Maps.newHashMap();
+        List imgUrls=Lists.newArrayList();
+        String baseUrl= (String) RequestContextHolder.currentRequestAttributes().getAttribute("baseUrl",0);
+        String archiveFileName = fileUtils.getFileNameFromPath(filePath);
+        try {
+            SevenZFile zipFile = new SevenZFile(new File(filePath));
+            Iterable<SevenZArchiveEntry> entries = zipFile.getEntries();
+            // 排序
+            Enumeration<SevenZArchiveEntry> newEntries = sortSevenZEntries(entries);
+            List<Map<String, SevenZArchiveEntry>> entriesToBeExtracted = Lists.newArrayList();
+            while (newEntries.hasMoreElements()){
+                SevenZArchiveEntry entry = newEntries.nextElement();
+                String fullName = entry.getName();
+                int level = fullName.split(archiveSeparator).length;
+                // 展示名
+                String originName = getLastFileName(fullName, archiveSeparator);
+                String childName = level + "_" + originName;
+                boolean directory = entry.isDirectory();
+                if (!directory) {
+                    childName = archiveFileName + "_" + originName;
+                    entriesToBeExtracted.add(Collections.singletonMap(childName, entry));
+                }
+                String parentName = getLast2FileName(fullName, archiveSeparator, archiveFileName);
+                parentName = (level-1) + "_" + parentName;
+                FileType type=fileUtils.typeFromUrl(childName);
+                if (type.equals(FileType.picture)){//添加图片文件到图片列表
+                    imgUrls.add(baseUrl+childName);
+                }
+                FileNode node = new FileNode(originName, childName, parentName, new ArrayList<>(), directory,fileKey);
+                addNodes(appender, parentName, node);
+                appender.put(childName, node);
+            }
+            // 开启新的线程处理文件解压
+            executors.submit(new SevenZExtractorWorker(entriesToBeExtracted, filePath));
+            fileUtils.setRedisImgUrls(fileKey,imgUrls);
+            return new ObjectMapper().writeValueAsString(appender.get(""));
+        } catch (IOException e) {
+            e.printStackTrace();
+            return null;
+        }
+
+    }
+
+    /**
+     * 排序7ZEntries(对原来列表倒序)
+     * @param entries
+     */
+    private Enumeration<SevenZArchiveEntry> sortSevenZEntries(Iterable<SevenZArchiveEntry> entries) {
+        List<SevenZArchiveEntry> sortedEntries = Lists.newArrayList();
+        Iterator<SevenZArchiveEntry> iterator = entries.iterator();
+        while(iterator.hasNext()){
+            sortedEntries.add(iterator.next());
+        }
+//        Collections.sort(sortedEntries, Comparator.comparingInt(o -> o.getName().length()));
+        return Collections.enumeration(sortedEntries);
+    }
+
     private void addNodes(Map<String, FileNode> appender, String parentName, FileNode node) {
         if (appender.containsKey(parentName)) {
             appender.get(parentName).getChildList().add(node);
@@ -402,6 +469,60 @@ public class ZipReader {
         }
     }
 
+    /**
+     * 7z文件抽取线程
+     */
+    class SevenZExtractorWorker implements Runnable {
+
+        private List<Map<String, SevenZArchiveEntry>> entriesToBeExtracted;
+        private String filePath;
+
+        public SevenZExtractorWorker(List<Map<String, SevenZArchiveEntry>> entriesToBeExtracted, String filePath) {
+            this.entriesToBeExtracted = entriesToBeExtracted;
+            this.filePath = filePath;
+        }
+
+        @Override
+        public void run() {
+            System.out.println("解析压缩文件开始《《《《《《《《《《《《《《《《《《《《《《《");
+            try {
+                SevenZFile sevenZFile = new SevenZFile(new File(filePath));
+                SevenZArchiveEntry entry = sevenZFile.getNextEntry();
+                while (entry != null) {
+                    if (entry.isDirectory()) {
+                        entry = sevenZFile.getNextEntry();
+                        continue;
+                    }
+                    String childName = "default_file";
+                    SevenZArchiveEntry entry1 = null;
+                    for (Map<String, SevenZArchiveEntry> entryMap : entriesToBeExtracted) {
+                        childName = entryMap.keySet().iterator().next();
+                        entry1 = entryMap.values().iterator().next();
+                        if (entry.getName().equals(entry1.getName())) {
+                            break;
+                        }
+                    }
+                    FileOutputStream out = new FileOutputStream(fileDir + childName);
+                    byte[] content = new byte[(int) entry.getSize()];
+                    sevenZFile.read(content, 0, content.length);
+                    out.write(content);
+                    out.close();
+                    entry = sevenZFile.getNextEntry();
+                }
+                sevenZFile.close();
+            } catch (FileNotFoundException e) {
+                e.printStackTrace();
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            if (new File(filePath).exists()) {
+                new File(filePath).delete();
+            }
+            System.out.println("解析压缩文件结束《《《《《《《《《《《《《《《《《《《《《《《");
+        }
+    }
+
     /**
      * Rar文件抽取
      */

jodconverter-web/src/main/java/cn/keking/web/controller/FileController.java

@@ -37,7 +37,19 @@ public class FileController {
     @RequestMapping(value = "fileUpload", method = RequestMethod.POST)
     public String fileUpload(@RequestParam("file") MultipartFile file,
                              HttpServletRequest request) throws JsonProcessingException {
+        // 获取文件名
         String fileName = file.getOriginalFilename();
+        //判断是否为IE浏览器的文件名，IE浏览器下文件名会带有盘符信息
+        // Check for Unix-style path
+        int unixSep = fileName.lastIndexOf('/');
+        // Check for Windows-style path
+        int winSep = fileName.lastIndexOf('\\');
+        // Cut off at latest possible point
+        int pos = (winSep > unixSep ? winSep : unixSep);
+        if (pos != -1)  {
+            fileName = fileName.substring(pos + 1);
+        }
+
         // 判断该文件类型是否有上传过，如果上传过则提示不允许再次上传
         if (existsTypeFile(fileName)) {
             return new ObjectMapper().writeValueAsString(new ReturnResponse<String>(1, "每一种类型只可以上传一个文件，请先删除原有文件再次上传", null));

jodconverter-web/src/main/java/cn/keking/web/controller/OnlinePreviewController.java

@@ -1,10 +1,15 @@
 package cn.keking.web.controller;
 
+import cn.keking.config.ConfigConstants;
+import cn.keking.model.FileAttribute;
 import cn.keking.service.FilePreview;
 import cn.keking.service.FilePreviewFactory;
 
 import cn.keking.service.cache.CacheService;
+import cn.keking.utils.FileUtils;
 import org.apache.commons.io.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
@@ -15,13 +20,8 @@ import org.springframework.web.bind.annotation.ResponseBody;
 
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.UnsupportedEncodingException;
-import java.net.HttpURLConnection;
-import java.net.URL;
-import java.net.URLConnection;
-import java.net.URLDecoder;
+import java.io.*;
+import java.net.*;
 import java.util.Arrays;
 import java.util.List;
 
@@ -31,12 +31,19 @@ import java.util.List;
 @Controller
 public class OnlinePreviewController {
 
+    private static final Logger LOGGER = LoggerFactory.getLogger(OnlinePreviewController.class);
+
     @Autowired
     FilePreviewFactory previewFactory;
 
     @Autowired
     CacheService cacheService;
 
+    @Autowired
+    private FileUtils fileUtils;
+
+    private String fileDir = ConfigConstants.getFileDir();
+
     /**
      * @param url
      * @param model
@@ -44,11 +51,12 @@ public class OnlinePreviewController {
      */
     @RequestMapping(value = "onlinePreview", method = RequestMethod.GET)
     public String onlinePreview(String url, Model model, HttpServletRequest req) {
+        FileAttribute fileAttribute = fileUtils.getFileAttribute(url);
         req.setAttribute("fileKey", req.getParameter("fileKey"));
         model.addAttribute("officePreviewType", req.getParameter("officePreviewType"));
-        model.addAttribute("originUrl",req.getRequestURL().toString());
-        FilePreview filePreview = previewFactory.get(url);
-        return filePreview.filePreviewHandle(url, model);
+        model.addAttribute("originUrl", req.getRequestURL().toString());
+        FilePreview filePreview = previewFactory.get(fileAttribute);
+        return filePreview.filePreviewHandle(url, model, fileAttribute);
     }
 
     /**
@@ -98,7 +106,7 @@ public class OnlinePreviewController {
         InputStream inputStream = null;
         try {
             String strUrl = urlPath.trim();
-            URL url = new URL(strUrl);
+            URL url = new URL(new URI(strUrl).toASCIIString());
             //打开请求连接
             URLConnection connection = url.openConnection();
             HttpURLConnection httpURLConnection = (HttpURLConnection) connection;
@@ -109,8 +117,8 @@ public class OnlinePreviewController {
             while (-1 != (len = inputStream.read(bs))) {
                 resp.getOutputStream().write(bs, 0, len);
             }
-        } catch (IOException e) {
-            e.printStackTrace();
+        } catch (IOException | URISyntaxException e) {
+            LOGGER.error("下载pdf文件失败", e);
         } finally {
             if (inputStream != null) {
                 IOUtils.closeQuietly(inputStream);

jodconverter-web/src/main/resources/META-INF/app.properties

@@ -1 +0,0 @@
-app.id=file-preview

jodconverter-web/src/main/resources/static/js/lazyload.js

@@ -1,41 +1,65 @@
 function isInSight(el) {
-  const bound = el.getBoundingClientRect();
-  const clientHeight = window.innerHeight;
-  //只考虑向下滚动加载
-  //const clientWidth=window.innerWeight;
-  return bound.top <= clientHeight + 100;
+    var bound = el.getBoundingClientRect();
+    var clientHeight = window.innerHeight;
+    //只考虑向下滚动加载
+    //const clientWidth=window.innerWeight;
+    return bound.top <= clientHeight + 100;
 }
 
-let index = 0;
+var index = 0;
+
 function checkImgs() {
-  const imgs = document.querySelectorAll('.my-photo');
-  for (let i = index; i < imgs.length; i++) {
-    if (isInSight(imgs[i])) {
-      loadImg(imgs[i]);
-      index = i;
+    var imgs = document.querySelectorAll('.my-photo');
+    for (var i = index; i < imgs.length; i++) {
+        if (isInSight(imgs[i])) {
+            loadImg(imgs[i]);
+            index = i;
+        }
     }
-  }
 }
 
 function loadImg(el) {
-  const source = el.dataset.src;
-  el.src = source;
+    var source = el.getAttribute("data-src");
+    el.src = source;
+}
+// var mustRun = 500
+// function throttle(fn, mustRun) {
+//     var timer = null;
+//     var previous = null;
+//     return function() {
+//         var now = new Date();
+//         var context = this;
+//         var args = arguments;
+//         if (!previous) {
+//             previous = now;
+//         }
+//         var remaining = now - previous;
+//         if (mustRun && remaining >= mustRun) {
+//             fn.apply(context, args);
+//             previous = now;
+//         }
+//     }
+// }
+
+
+function throttle(fn) {
+    var timer = null;
+    var previous = null;
+    return function () {
+        var now = new Date();
+        var context = this;
+        var args = arguments;
+        if (!previous) {
+            previous = now;
+        }
+        var remaining = now - previous;
+        setTimeout(refresh(fn, remaining, context, args, previous, now));
+    }
 }
 
-function throttle(fn, mustRun = 500) {
-  const timer = null;
-  let previous = null;
-  return function() {
-    const now = new Date();
-    const context = this;
-    const args = arguments;
-    if (!previous) {
-      previous = now;
+function refresh(fn, remaining, context, args, previous, now) {
+    if (remaining >= 500) {
+        fn.apply(context, args);
+        previous = now;
     }
-    const remaining = now - previous;
-    if (mustRun && remaining >= mustRun) {
-      fn.apply(context, args);
-      previous = now;
-    }
-  }
 }

jodconverter-web/src/main/resources/static/pdfjs/web/viewer.html

@@ -27,17 +27,9 @@ See https://github.com/adobe-type-tools/cmap-resources
     <meta name="google" content="notranslate">
     <meta http-equiv="X-UA-Compatible" content="IE=edge">
     <title>PDF.js viewer</title>
-
-
     <link rel="stylesheet" href="viewer.css">
-
-
-<!-- This snippet is used in production (included from viewer.html) -->
-<link rel="resource" type="application/l10n" href="locale/locale.properties">
-<script src="../build/pdf.js"></script>
-
-
-    <script src="../../config.js"></script>
+    <link rel="resource" type="application/l10n" href="locale/locale.properties">
+    <script src="../build/pdf.js"></script>
     <script src="viewer.js"></script>
 
   </head>

jodconverter-web/src/main/resources/static/pdfjs/web/viewer.js

@@ -1897,7 +1897,7 @@ var validateFileURL = void 0;
       }
       var fileOrigin = new URL(file, window.location.href).origin;
       if (fileOrigin !== viewerOrigin) {
-        return  '/getCorsFile?urlPath=' + file;
+        return  '/getCorsFile?urlPath=' + encodeURIComponent(file);
       }
     } catch (ex) {
       var message = ex && ex.message;

jodconverter-web/src/main/resources/web/compress.ftl

@@ -68,7 +68,7 @@
                         fulls += ",resizable"; // 对于不支持screen属性的浏览器，可以手工进行最大化。 manually
                     }
                     window.open("onlinePreview?url="
-                            + encodeURIComponent("${baseUrl}" + treeNode.fileName)+"&fileKey="+treeNode.fileKey, "_blank",fulls);
+                            + encodeURIComponent("${baseUrl}" + treeNode.fileName)+"&fileKey="+ encodeURIComponent(treeNode.fileKey), "_blank",fulls);
                 }
             }
         }

jodconverter-web/src/main/resources/web/flv.ftl

@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="utf-8">
+    <title>多媒体文件预览</title>
+</head>
+<style>
+    body{background-color: #262626}
+    .m{ margin-left: auto; margin-right: auto; width:1024px; margin-top: 100px; }
+</style>
+<body>
+<div class="m">
+    <video width="1024" id="videoElement"></video>
+</div>
+<script src="js/flv.min.js"></script>
+<script>
+    if (flvjs.isSupported()) {
+        var videoElement = document.getElementById('videoElement');
+        var flvPlayer = flvjs.createPlayer({
+            type: 'flv',
+            url: '${mediaUrl}'
+        });
+        flvPlayer.attachMediaElement(videoElement);
+        flvPlayer.load();
+        flvPlayer.play();
+    }
+</script>
+</body>
+
+</html>

jodconverter-web/src/main/resources/web/index.ftl

@@ -2,11 +2,11 @@
 
 <html lang="en">
 <head>
-    <title>图片预览图</title>
+    <title>kkFileView演示首页</title>
     <link rel="stylesheet" href="css/viewer.min.css">
     <link rel="stylesheet" href="css/loading.css">
-    <link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
-    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.11.1/bootstrap-table.css" />
+    <link rel="stylesheet" href="//cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
+    <link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.11.1/bootstrap-table.css" />
     <style type="text/css">
     </style>
 </head>
@@ -29,22 +29,15 @@
                     如果你的项目需要接入文件预览项目，达到对docx、excel、ppt、jpg等文件的预览效果，那么通过在你的项目中加入下面的代码就可以
                     成功实现：
                     <pre style="background-color: #2f332a;color: #cccccc">
-                        $scope.openWin = function (fileUrl) {
-                            var url = configuration.previewUrl + encodeURIComponent(fileUrl);
-                            var winHeight = window.document.documentElement.clientHeight-10;
-                            $window.open(url, "_blank", "height=" + winHeight
-                                + ",top=80,left=80,toolbar=no, menubar=no, scrollbars=yes, resizable=yes");
-                        };
+var url = 'http://127.0.0.1:8080/file/test.txt'; //要预览文件的访问地址
+window.open('http://127.0.0.1:8012/onlinePreview?url='+encodeURIComponent(url));
                     </pre>
                 </div>
                 <div>
                     新增多图片同时预览功能，接口如下：
                     <pre style="background-color: #2f332a;color: #cccccc">
-                        var fileUrl =url1+"|"+"url2";//多文件使用“|”字符隔开
-                        var url = "http://localhost:8012/picturesPreview?urls" + encodeURIComponent(fileUrl);
-                        var winHeight = window.document.documentElement.clientHeight-10;
-                        $window.open(url, "_blank", "height=" + winHeight
-                                + ",top=80,left=80,toolbar=no, menubar=no, scrollbars=yes, resizable=yes");
+var fileUrl =url1+"|"+"url2";//多文件使用“|”字符隔开
+window.open('http://127.0.0.1:8012/picturesPreview?urls='+encodeURIComponent(fileUrl));
                     </pre>
                 </div>
             </div>
@@ -86,8 +79,23 @@
         <div id="collapseThree" class="panel-collapse collapse in">
             <div class="panel-body">
                 <div>
+                    2019年06月18日 ：<br>
+                        1. 支持自动清理缓存及预览文件<br>
+                        2. 支持http/https下载流url文件预览<br>
+                        3. 支持FTP url文件预览<br>
+                        4. 加入Docker构建<br><br>
+
+                    2019年04月08日 ：<br>
+                        1. 缓存及队列实现抽象，提供JDK和REDIS两种实现(REDIS成为可选依赖)<br>
+                        2. 打包方式提供zip和tar.gz包，并提供一键启动脚本<br><br>
+
+                    2018年01月19日 ：<br>
+                        1. 大文件入队提前处理<br>
+                        1. 新增addTask文件转换入队接口<br>
+                        1. 采用redis队列，支持kkFIleView接口和异构系统入队两种方式<br><br>
+
                     2018年01月15日 ：<br>
-                    1.首页新增社会化评论框<br><br>
+                        1.首页新增社会化评论框<br><br>
 
                     2018年01月12日 ：<br>
                         1.新增多图片同时预览<br>
@@ -100,7 +108,7 @@
                         4.引入pdf.js预览doc等文件，支持doc标题生成pdf预览菜单，支持手机端预览<br><br>
 
                     2017年12月12日：<br>
-                        1.项目osc开源:<a href="https://gitee.com/kekingcn/file-online-preview" target="_blank">https://gitee.com/kekingcn/file-online-preview</a><br>
+                        1.项目gitee开源:<a href="https://gitee.com/kekingcn/file-online-preview" target="_blank">https://gitee.com/kekingcn/file-online-preview</a><br>
                         2.项目github开源:<a href="https://github.com/kekingcn/kkFileView" target="_blank">https://github.com/kekingcn/kkFileView</a>
                 </div>
             </div>
@@ -109,7 +117,7 @@
             <div style="width: 80%">
                 <!-- 多说评论框 start -->
                 <div id="SOHUCS" sid="kkfileView"></div>
-                <script charset="utf-8" type="text/javascript" src="https://changyan.sohu.com/upload/changyan.js" ></script>
+                <script charset="utf-8" type="text/javascript" src="//changyan.sohu.com/upload/changyan.js" ></script>
                 <script type="text/javascript">
                     window.changyan.api.config({
                         appid: 'cytx6wU4N',
@@ -146,9 +154,9 @@
     </div>
 </div>
 <script src="js/jquery-3.0.0.min.js" type="text/javascript"></script>
-<script src="https://cdn.bootcss.com/jquery.form/3.09/jquery.form.min.js" type="text/javascript"></script>
-<script src="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
-<script src="https://cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.11.1/bootstrap-table.js"></script>
+<script src="//cdn.bootcss.com/jquery.form/3.09/jquery.form.min.js" type="text/javascript"></script>
+<script src="//cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
+<script src="//cdnjs.cloudflare.com/ajax/libs/bootstrap-table/1.11.1/bootstrap-table.js"></script>
 <script>
     function deleteFile(fileName) {
         $.ajax({
@@ -157,7 +165,7 @@
                 // 删除完成，刷新table
                 if (1 == data.code) {
                     alert(data.msg);
-                }else{
+                } else{
                     $('#table').bootstrapTable('refresh', {});
                 }
             },
@@ -179,9 +187,8 @@
         }).on('pre-body.bs.table', function (e,data) {
             // 每个data添加一列用来操作
             $(data).each(function (index, item) {
-                item.action = "<a class='btn btn-default' target='_blank' href='${baseUrl}onlinePreview?url="
-                    + encodeURIComponent('${baseUrl}' + item.fileName ) +"'>预览</a>" +
-                    "<a class='btn btn-default' target='_blank' href='javascript:void(0);' onclick='deleteFile(\""+item.fileName+"\")'>删除</a>";
+                item.action = "<a class='btn btn-default' target='_blank' href='${baseUrl}onlinePreview?url="+ encodeURIComponent('${baseUrl}' + item.fileName ) +"'>预览</a>" +
+                    "<a class='btn btn-default' href='javascript:void(0);' onclick='deleteFile(\""+item.fileName+"\")'>删除</a>";
             });
             return data;
         }).on('post-body.bs.table', function (e,data) {

jodconverter-web/src/main/resources/web/officePicture.ftl

@@ -25,7 +25,7 @@
     </#list>
 </div>
 <#--<img src="images/right.png" style="position: fixed; cursor: pointer; top: 40%; right: 60px; z-index: 999;" alt="使用PDF预览" title="使用PDF预览" onclick="changePreviewType('pdf')"/>-->
-<span class="fa fa-file-pdf-o fa-5x" style="position: fixed; cursor: pointer; top: 40%; right: 50px; z-index: 999;" title="使用PDF预览" onclick="changePreviewType('pdf')"></span>
+<span class="fa fa-file-pdf-o fa-4x" style="position: fixed; cursor: pointer; top: 40%; right: 50px; z-index: 999;" title="使用PDF预览" onclick="changePreviewType('pdf')"></span>
 <script>
     window.onload=checkImgs;
     window.onscroll = throttle(checkImgs);

jodconverter-web/src/main/resources/web/pdf.ftl

@@ -12,19 +12,20 @@
     </style>
 </head>
 <body>
-    <#if pdfUrl?contains("http://")>
+    <#if pdfUrl?contains("http://") || pdfUrl?contains("https://")>
         <#assign finalUrl="${pdfUrl}">
     <#else>
         <#assign finalUrl="${baseUrl}${pdfUrl}">
     </#if>
-    <iframe src="/pdfjs/web/viewer.html?file=${finalUrl}" width="100%" frameborder="0"></iframe>
+    <iframe src="" width="100%" frameborder="0"></iframe>
 
 <#--    <img src="images/left.png" style="position: fixed; cursor: pointer; top: 40%; right: 60px; z-index: 999;" alt="使用图片预览" title="使用图片预览" onclick="goForImage()"/>-->
-    <span class="fa fa-file-image-o fa-5x" style="position: fixed; cursor: pointer; top: 40%; right: 50px; z-index: 999;" title="使用图片预览" onclick="goForImage()"></span>
+    <span class="fa fa-file-image-o fa-4x" style="position: fixed; cursor: pointer; top: 40%; right: 50px; z-index: 999;" title="使用图片预览" onclick="goForImage()"></span>
 
 
 </body>
 <script type="text/javascript">
+    document.getElementsByTagName('iframe')[0].src = "/pdfjs/web/viewer.html?file="+encodeURIComponent('${finalUrl}');
     document.getElementsByTagName('iframe')[0].height = document.documentElement.clientHeight-10;
     /**
      * 页面变化调整高度

pom.xml

@@ -5,7 +5,7 @@
 
     <groupId>cn.keking</groupId>
     <artifactId>filepreview</artifactId>
-    <version>0.0.1-SNAPSHOT</version>
+    <version>2.2.0-SNAPSHOT</version>
     <modules>
         <module>jodconverter-core</module>
         <module>jodconverter-web</module>