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新增功能:添加更新缓存方法&force_updated_cache=true

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gaoxiongzaq
2023-04-23 11:22:29 +08:00
parent e840201b1e
commit f8c7ce647c
8 changed files with 37 additions and 12 deletions
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18
server/src/main/java/cn/keking/service/FileHandlerService.java
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@@ -14,6 +14,7 @@ import com.aspose.cad.Image;
import com.aspose.cad.LoadOptions;
import com.aspose.cad.imageoptions.CadRasterizationOptions;
import com.aspose.cad.imageoptions.PdfOptions;
import jodd.util.StringUtil;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.rendering.ImageType;
import org.apache.pdfbox.rendering.PDFRenderer;
@@ -176,11 +177,18 @@ public class FileHandlerService {
* @param baseUrl 基础访问地址
* @return 图片访问集合
*/
public List<String> pdf2jpg(String pdfFilePath, String pdfName, String baseUrl) {
public List<String> pdf2jpg(String pdfFilePath, String pdfName, String baseUrl, FileAttribute fileAttribute) {
List<String> imageUrls = new ArrayList<>();
Integer imageCount = this.getConvertedPdfImage(pdfFilePath);
Integer imageCount ;
String imageFileSuffix = ".jpg";
String pdfFolder = pdfName.substring(0, pdfName.length() - 4);
boolean force_updated_cache=fileAttribute.forceUpdatedCache();
String filePassword = fileAttribute.getFilePassword();
if (force_updated_cache){
imageCount = Integer.valueOf("0");
}else {
imageCount = this.getConvertedPdfImage(pdfFilePath);
}
String urlPrefix;
try {
urlPrefix = baseUrl + URLEncoder.encode(pdfFolder, uriEncoding).replaceAll("\\+", "%20");
@@ -199,7 +207,7 @@ public class FileHandlerService {
if (!pdfFile.exists()) {
return null;
}
PDDocument doc = PDDocument.load(pdfFile);
PDDocument doc = PDDocument.load(pdfFile,filePassword);
doc.setResourceCache(new NotResourceCache());
int pageCount = doc.getNumberOfPages();
PDFRenderer pdfRenderer = new PDFRenderer(doc);
@@ -305,6 +313,7 @@ public class FileHandlerService {
attribute.setUrl(url);
if (req != null) {
String officePreviewType = req.getParameter("officePreviewType");
String forceUpdatedCache = req.getParameter("force_updated_cache");
String fileKey = WebUtils.getUrlParameterReg(url,"fileKey");
if (StringUtils.hasText(officePreviewType)) {
attribute.setOfficePreviewType(officePreviewType);
@@ -312,6 +321,9 @@ public class FileHandlerService {
if (StringUtils.hasText(fileKey)) {
attribute.setFileKey(fileKey);
}
if (StringUtil.isNotBlank(forceUpdatedCache) && "true".equalsIgnoreCase(forceUpdatedCache)) {
attribute.setforceUpdatedCache(true);
}
String tifPreviewType = req.getParameter("tifPreviewType");
if (StringUtils.hasText(tifPreviewType)) {