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cys841515238
2023-03-02 16:13:28 +08:00
commit 2733a60b97
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52
src/main/java/com/baidu/ueditor/upload/Base64Uploader.java Normal file
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package com.baidu.ueditor.upload;
import com.baidu.ueditor.PathFormat;
import com.baidu.ueditor.define.AppInfo;
import com.baidu.ueditor.define.BaseState;
import com.baidu.ueditor.define.FileType;
import com.baidu.ueditor.define.State;
import java.util.Map;
import org.apache.commons.codec.binary.Base64;
public final class Base64Uploader {
public static State save(String content, Map<String, Object> conf) {
byte[] data = decode(content);
long maxSize = ((Long) conf.get("maxSize")).longValue();
if (!validSize(data, maxSize)) {
return new BaseState(false, AppInfo.MAX_SIZE);
}
String suffix = FileType.getSuffix("JPG");
String savePath = PathFormat.parse((String) conf.get("savePath"),
(String) conf.get("filename"));
savePath = savePath + suffix;
String physicalPath = (String) conf.get("rootPath") + savePath;
State storageState = StorageManager.saveBinaryFile(data, physicalPath);
if (storageState.isSuccess()) {
storageState.putInfo("url", PathFormat.format(savePath));
storageState.putInfo("type", suffix);
storageState.putInfo("original", "");
}
return storageState;
}
private static byte[] decode(String content) {
return Base64.decodeBase64(content);
}
private static boolean validSize(byte[] data, long length) {
return data.length <= length;
}
}

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src/main/java/com/baidu/ueditor/upload/BinaryUploader.java Normal file
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package com.baidu.ueditor.upload;
import com.baidu.ueditor.PathFormat;
import com.baidu.ueditor.define.AppInfo;
import com.baidu.ueditor.define.BaseState;
import com.baidu.ueditor.define.FileType;
import com.baidu.ueditor.define.State;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.fileupload.FileItemIterator;
import org.apache.commons.fileupload.FileItemStream;
import org.apache.commons.fileupload.FileUploadException;
import org.apache.commons.fileupload.disk.DiskFileItemFactory;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
public class BinaryUploader {
public static final State save(HttpServletRequest request,
Map<String, Object> conf) {
FileItemStream fileStream = null;
boolean isAjaxUpload = request.getHeader( "X_Requested_With" ) != null;
if (!ServletFileUpload.isMultipartContent(request)) {
return new BaseState(false, AppInfo.NOT_MULTIPART_CONTENT);
}
ServletFileUpload upload = new ServletFileUpload(
new DiskFileItemFactory());
if ( isAjaxUpload ) {
upload.setHeaderEncoding( "UTF-8" );
}
try {
FileItemIterator iterator = upload.getItemIterator(request);
while (iterator.hasNext()) {
fileStream = iterator.next();
if (!fileStream.isFormField())
break;
fileStream = null;
}
if (fileStream == null) {
return new BaseState(false, AppInfo.NOTFOUND_UPLOAD_DATA);
}
String savePath = (String) conf.get("savePath");
String originFileName = fileStream.getName();
String suffix = FileType.getSuffixByFilename(originFileName);
originFileName = originFileName.substring(0,
originFileName.length() - suffix.length());
savePath = savePath + suffix;
long maxSize = ((Long) conf.get("maxSize")).longValue();
if (!validType(suffix, (String[]) conf.get("allowFiles"))) {
return new BaseState(false, AppInfo.NOT_ALLOW_FILE_TYPE);
}
savePath = PathFormat.parse(savePath, originFileName);
String physicalPath = (String) conf.get("rootPath") + savePath;
InputStream is = fileStream.openStream();
State storageState = StorageManager.saveFileByInputStream(is,
physicalPath, maxSize);
is.close();
if (storageState.isSuccess()) {
storageState.putInfo("url", PathFormat.format(savePath));
storageState.putInfo("type", suffix);
storageState.putInfo("original", originFileName + suffix);
}
return storageState;
} catch (FileUploadException e) {
return new BaseState(false, AppInfo.PARSE_REQUEST_ERROR);
} catch (IOException e) {
}
return new BaseState(false, AppInfo.IO_ERROR);
}
private static boolean validType(String type, String[] allowTypes) {
List<String> list = Arrays.asList(allowTypes);
return list.contains(type);
}
}

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src/main/java/com/baidu/ueditor/upload/StorageManager.java Normal file
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package com.baidu.ueditor.upload;
import com.baidu.ueditor.define.AppInfo;
import com.baidu.ueditor.define.BaseState;
import com.baidu.ueditor.define.State;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.commons.io.FileUtils;
public class StorageManager {
public static final int BUFFER_SIZE = 8192;
public StorageManager() {
}
public static State saveBinaryFile(byte[] data, String path) {
File file = new File(path);
State state = valid(file);
if (!state.isSuccess()) {
return state;
}
try {
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(file));
bos.write(data);
bos.flush();
bos.close();
} catch (IOException ioe) {
return new BaseState(false, AppInfo.IO_ERROR);
}
state = new BaseState(true, file.getAbsolutePath());
state.putInfo( "size", data.length );
state.putInfo( "title", file.getName() );
return state;
}
public static State saveFileByInputStream(InputStream is, String path,
long maxSize) {
State state = null;
File tmpFile = getTmpFile();
byte[] dataBuf = new byte[ 2048 ];
BufferedInputStream bis = new BufferedInputStream(is, StorageManager.BUFFER_SIZE);
try {
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(tmpFile), StorageManager.BUFFER_SIZE);
int count = 0;
while ((count = bis.read(dataBuf)) != -1) {
bos.write(dataBuf, 0, count);
}
bos.flush();
bos.close();
if (tmpFile.length() > maxSize) {
tmpFile.delete();
return new BaseState(false, AppInfo.MAX_SIZE);
}
state = saveTmpFile(tmpFile, path);
if (!state.isSuccess()) {
tmpFile.delete();
}
return state;
} catch (IOException e) {
}
return new BaseState(false, AppInfo.IO_ERROR);
}
public static State saveFileByInputStream(InputStream is, String path) {
State state = null;
File tmpFile = getTmpFile();
byte[] dataBuf = new byte[ 2048 ];
BufferedInputStream bis = new BufferedInputStream(is, StorageManager.BUFFER_SIZE);
try {
BufferedOutputStream bos = new BufferedOutputStream(
new FileOutputStream(tmpFile), StorageManager.BUFFER_SIZE);
int count = 0;
while ((count = bis.read(dataBuf)) != -1) {
bos.write(dataBuf, 0, count);
}
bos.flush();
bos.close();
state = saveTmpFile(tmpFile, path);
if (!state.isSuccess()) {
tmpFile.delete();
}
return state;
} catch (IOException e) {
}
return new BaseState(false, AppInfo.IO_ERROR);
}
private static File getTmpFile() {
File tmpDir = FileUtils.getTempDirectory();
String tmpFileName = (Math.random() * 10000 + "").replace(".", "");
return new File(tmpDir, tmpFileName);
}
private static State saveTmpFile(File tmpFile, String path) {
State state = null;
File targetFile = new File(path);
if (targetFile.canWrite()) {
return new BaseState(false, AppInfo.PERMISSION_DENIED);
}
try {
FileUtils.moveFile(tmpFile, targetFile);
} catch (IOException e) {
return new BaseState(false, AppInfo.IO_ERROR);
}
state = new BaseState(true);
state.putInfo( "size", targetFile.length() );
state.putInfo( "title", targetFile.getName() );
return state;
}
private static State valid(File file) {
File parentPath = file.getParentFile();
if ((!parentPath.exists()) && (!parentPath.mkdirs())) {
return new BaseState(false, AppInfo.FAILED_CREATE_FILE);
}
if (!parentPath.canWrite()) {
return new BaseState(false, AppInfo.PERMISSION_DENIED);
}
return new BaseState(true);
}
}

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src/main/java/com/baidu/ueditor/upload/Uploader.java Normal file
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package com.baidu.ueditor.upload;
import com.baidu.ueditor.define.State;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
public class Uploader {
private HttpServletRequest request = null;
private Map<String, Object> conf = null;
public Uploader(HttpServletRequest request, Map<String, Object> conf) {
this.request = request;
this.conf = conf;
}
public final State doExec() {
String filedName = (String) this.conf.get("fieldName");
State state = null;
if ("true".equals(this.conf.get("isBase64"))) {
state = Base64Uploader.save(this.request.getParameter(filedName),
this.conf);
} else {
state = BinaryUploader.save(this.request, this.conf);
}
return state;
}
}