xyz.erupt.core.controller.EruptFileController Maven / Gradle / Ivy
package xyz.erupt.core.controller;
import com.google.gson.Gson;
import lombok.Cleanup;
import lombok.RequiredArgsConstructor;
import lombok.SneakyThrows;
import org.apache.commons.lang3.RandomStringUtils;
import org.springframework.http.HttpStatus;
import org.springframework.http.MediaType;
import org.springframework.util.StreamUtils;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import xyz.erupt.annotation.fun.AttachmentProxy;
import xyz.erupt.annotation.sub_field.Edit;
import xyz.erupt.annotation.sub_field.sub_edit.AttachmentType;
import xyz.erupt.annotation.sub_field.sub_edit.HtmlEditorType;
import xyz.erupt.core.annotation.EruptRouter;
import xyz.erupt.core.constant.EruptConst;
import xyz.erupt.core.constant.EruptRestPath;
import xyz.erupt.core.exception.EruptWebApiRuntimeException;
import xyz.erupt.core.i18n.I18nTranslate;
import xyz.erupt.core.prop.EruptProp;
import xyz.erupt.core.service.EruptCoreService;
import xyz.erupt.core.util.DateUtil;
import xyz.erupt.core.util.EruptUtil;
import xyz.erupt.core.util.Erupts;
import xyz.erupt.core.view.EruptApiModel;
import xyz.erupt.core.view.EruptModel;
import javax.imageio.ImageIO;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
import java.nio.charset.StandardCharsets;
import java.util.*;
import java.util.stream.Stream;
/**
* @author YuePeng
* date 10/15/18.
*/
@RestController
@RequestMapping(EruptRestPath.ERUPT_FILE)
@RequiredArgsConstructor
public class EruptFileController {
private final EruptProp eruptProp;
private static final String FS_SEP = "/";
@SneakyThrows
@PostMapping("/upload/{erupt}/{field}")
@EruptRouter(authIndex = 2, verifyType = EruptRouter.VerifyType.ERUPT)
public EruptApiModel upload(@PathVariable("erupt") String eruptName, @PathVariable("field") String fieldName, @RequestParam("file") MultipartFile file) {
//生成存储路径
EruptModel eruptModel = EruptCoreService.getErupt(eruptName);
Erupts.powerLegal(eruptModel, powerObject -> powerObject.isEdit() || powerObject.isAdd());
Edit edit = eruptModel.getEruptFieldMap().get(fieldName).getEruptField().edit();
String path;
if (eruptProp.isKeepUploadFileName()) {
path = File.separator + DateUtil.getFormatDate(new Date(), DateUtil.DATE) + File.separator + file.getOriginalFilename()
.replaceAll("&|#|\\?|\\s", "").replace(edit.attachmentType().fileSeparator(), "");
} else {
String[] fileNameSplit = file.getOriginalFilename().split("\\.");
path = File.separator + DateUtil.getFormatDate(new Date(), DateUtil.DATE)
+ File.separator + RandomStringUtils.randomAlphabetic(12) + EruptConst.DOT + fileNameSplit[fileNameSplit.length - 1];
}
switch (edit.type()) {
case ATTACHMENT:
AttachmentType attachmentType = edit.attachmentType();
//校验扩展名
if (attachmentType.fileTypes().length > 0) {
String[] fileNameArr = file.getOriginalFilename().split("\\.");
String extensionName = fileNameArr[fileNameArr.length - 1];
if (Stream.of(attachmentType.fileTypes()).noneMatch(type -> extensionName.equalsIgnoreCase(type))) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.file_format") + ": " + extensionName);
}
}
if (!"".equals(attachmentType.path())) {
path = attachmentType.path() + path;
}
//校验文件大小
if (attachmentType.size() > 0 && file.getSize() / 1024 > attachmentType.size()) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.size") + ": " + attachmentType.size() + "KB");
}
switch (edit.attachmentType().type()) {
case IMAGE:
AttachmentType.ImageType imageType = edit.attachmentType().imageType();
// 通过MultipartFile得到InputStream，从而得到BufferedImage
BufferedImage bufferedImage = ImageIO.read(file.getInputStream());
if (bufferedImage == null) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.not_image"));
}
int width = bufferedImage.getWidth();
int height = bufferedImage.getHeight();
if (imageType.minWidth() > width || imageType.maxWidth() < width) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.image_width") + String.format("[%s,%s]", imageType.minWidth(), imageType.maxWidth()));
}
if (imageType.minHeight() > height || imageType.maxHeight() < height) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.image_height") + String.format("[%s,%s]", imageType.minWidth(), imageType.maxWidth()));
}
break;
case BASE:
break;
}
break;
case HTML_EDITOR:
HtmlEditorType htmlEditorType = edit.htmlEditorType();
if (!"".equals(htmlEditorType.path())) {
path = htmlEditorType.path() + path;
}
break;
}
try {
boolean localSave = true;
AttachmentProxy attachmentProxy = EruptUtil.findAttachmentProxy();
if (null != attachmentProxy) {
path = attachmentProxy.upLoad(file.getInputStream(), path.replace("\\", "/"));
localSave = attachmentProxy.isLocalSave();
}
if (localSave) {
File dest = new File(eruptProp.getUploadPath() + path);
if (!dest.getParentFile().exists()) {
if (!dest.getParentFile().mkdirs()) {
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error.cannot_created"));
}
}
file.transferTo(dest);
}
return EruptApiModel.successApi(path.replace("\\", "/"));
} catch (Exception e) {
e.printStackTrace();
return EruptApiModel.errorApi(I18nTranslate.$translate("erupt.upload_error") + " " + e.getMessage());
}
}
@PostMapping("/uploads/{erupt}/{field}")
@EruptRouter(authIndex = 2, verifyType = EruptRouter.VerifyType.ERUPT)
public EruptApiModel uploads(@PathVariable("erupt") String eruptName, @PathVariable("field") String fieldName, @RequestParam("file") MultipartFile[] files) {
List paths = new ArrayList<>();
for (MultipartFile file : files) {
EruptApiModel eruptApiModel = upload(eruptName, fieldName, file);
paths.add(eruptApiModel.getMessage());
}
return EruptApiModel.successApi(String.join(",", paths));
}
@PostMapping("/upload-html-editor/{erupt}/{field}")
@EruptRouter(authIndex = 2, verifyMethod = EruptRouter.VerifyMethod.PARAM, verifyType = EruptRouter.VerifyType.ERUPT)
public Map uploadHtmlEditorImage(@PathVariable("erupt") String eruptName,
@PathVariable("field") String fieldName,
@RequestParam("upload") MultipartFile file) throws ClassNotFoundException {
EruptApiModel eruptApiModel = upload(eruptName, fieldName, file);
Map map = new HashMap<>(2);
if (eruptApiModel.getStatus() == EruptApiModel.Status.SUCCESS) {
//{"uploaded":"true", "url":"image-path..."}
AttachmentProxy attachmentProxy = EruptUtil.findAttachmentProxy();
if (null != attachmentProxy) {
map.put("url", attachmentProxy.fileDomain() + eruptApiModel.getData());
} else {
map.put("url", EruptRestPath.ERUPT_ATTACHMENT + eruptApiModel.getData());
}
map.put("uploaded", true);
} else {
map.put("uploaded", false);
throw new EruptWebApiRuntimeException(eruptApiModel.getMessage());
}
return map;
}
@RequestMapping("/upload-ueditor/{erupt}/{field}")
@EruptRouter(authIndex = 2, verifyMethod = EruptRouter.VerifyMethod.PARAM, verifyType = EruptRouter.VerifyType.ERUPT)
public void uploadUEditorImage(@PathVariable("erupt") String eruptName,
@PathVariable("field") String fieldName,
@RequestParam(value = "callback", required = false) String callback,
@RequestParam(value = "file", required = false) MultipartFile file,
HttpServletResponse response) throws IOException, ClassNotFoundException {
if (null == file) {
@Cleanup InputStream stream = EruptFileController.class.getClassLoader().getResourceAsStream("ueditor.json");
String json = StreamUtils.copyToString(stream, Charset.forName(StandardCharsets.UTF_8.name()));
if (null == callback) {
response.getOutputStream().write(json.getBytes(StandardCharsets.UTF_8));
} else {
response.getOutputStream().write((callback + "(" + json + ")").getBytes(StandardCharsets.UTF_8));
}
} else {
Map map = uploadHtmlEditorImage(eruptName, fieldName, file);
Boolean status = (Boolean) map.get("uploaded");
map.put("state", status ? "SUCCESS" : "ERROR");
response.getOutputStream().write(new Gson().toJson(map).getBytes(StandardCharsets.UTF_8));
}
}
private static final String DOWNLOAD_PATH = "/download-attachment";
@GetMapping(value = DOWNLOAD_PATH + "/**", produces = {MediaType.APPLICATION_OCTET_STREAM_VALUE})
public void downloadAttachment(HttpServletRequest request, HttpServletResponse response) throws IOException {
String path = request.getServletPath().replace(EruptRestPath.ERUPT_FILE + DOWNLOAD_PATH, "");
if (!path.startsWith(FS_SEP)) {
path = FS_SEP + path;
}
File file = new File(eruptProp.getUploadPath() + path);
if (!file.exists()) {
response.setStatus(HttpStatus.NOT_FOUND.value());
response.sendError(HttpStatus.NOT_FOUND.value());
return;
}
@Cleanup InputStream inputStream = new FileInputStream(file);
response.getOutputStream().write(StreamUtils.copyToByteArray(inputStream));
}
}
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