lsm/file-online-preview
1
0
Fork 0
mirror of https://gitee.com/kekingcn/file-online-preview.git synced 2025-09-19 10:08:15 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

修复：修复预览ftp时，图片图片、pdf预览异常

Browse Source
This commit is contained in:
陈精华
2020-05-14 16:22:48 +08:00
committed by kl
parent 59ac8effc1
commit 5196536bb4
3 changed files with 43 additions and 5 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
jodconverter-web/src/main/java/cn/keking/service/impl/PdfFilePreviewImpl.java
View File

@@ -39,7 +39,6 @@ public class PdfFilePreviewImpl implements FilePreview{
String fileName=fileAttribute.getName(); String fileName=fileAttribute.getName();
String officePreviewType = model.asMap().get("officePreviewType") == null ? ConfigConstants.getOfficePreviewType() : model.asMap().get("officePreviewType").toString(); String officePreviewType = model.asMap().get("officePreviewType") == null ? ConfigConstants.getOfficePreviewType() : model.asMap().get("officePreviewType").toString();
String baseUrl = BaseUrlFilter.getBaseUrl(); String baseUrl = BaseUrlFilter.getBaseUrl();
model.addAttribute("pdfUrl", url);
String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + "pdf"; String pdfName = fileName.substring(0, fileName.lastIndexOf(".") + 1) + "pdf";
String outFilePath = fileDir + pdfName; String outFilePath = fileDir + pdfName;
if (OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType)) { if (OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_IMAGE.equals(officePreviewType) || OfficeFilePreviewImpl.OFFICE_PREVIEW_TYPE_ALLIMAGES.equals(officePreviewType)) {
@@ -64,6 +63,20 @@ public class PdfFilePreviewImpl implements FilePreview{
} else { } else {
return "picture"; return "picture";
} }
} else {
// 不是http开头，浏览器不能直接访问，需下载到本地
if (url != null && !url.toLowerCase().startsWith("http")) {
ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, pdfName);
if (0 != response.getCode()) {
model.addAttribute("fileType", suffix);
model.addAttribute("msg", response.getMsg());
return "fileNotSupported";
} else {
model.addAttribute("pdfUrl", fileUtils.getRelativePath(response.getContent()));
}
} else {
model.addAttribute("pdfUrl", url);
}
} }
return "pdf"; return "pdf";
} }

28
jodconverter-web/src/main/java/cn/keking/service/impl/PictureFilePreviewImpl.java
View File

@@ -1,7 +1,10 @@
package cn.keking.service.impl; package cn.keking.service.impl;
import cn.keking.config.ConfigConstants;
import cn.keking.model.FileAttribute; import cn.keking.model.FileAttribute;
import cn.keking.model.ReturnResponse;
import cn.keking.service.FilePreview; import cn.keking.service.FilePreview;
import cn.keking.utils.DownloadUtils;
import cn.keking.utils.FileUtils; import cn.keking.utils.FileUtils;
import com.google.common.collect.Lists; import com.google.common.collect.Lists;
import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Autowired;
@@ -21,18 +24,35 @@ public class PictureFilePreviewImpl implements FilePreview {
@Autowired @Autowired
FileUtils fileUtils; FileUtils fileUtils;
@Autowired
DownloadUtils downloadUtils;
@Override @Override
public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) { public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
String fileKey = (String) RequestContextHolder.currentRequestAttributes().getAttribute("fileKey",0); String fileKey = (String) RequestContextHolder.currentRequestAttributes().getAttribute("fileKey",0);
List imgUrls = Lists.newArrayList(url); List imgUrls = Lists.newArrayList(url);
try{ try {
imgUrls.clear(); imgUrls.clear();
imgUrls.addAll(fileUtils.getImgCache(fileKey)); imgUrls.addAll(fileUtils.getImgCache(fileKey));
}catch (Exception e){ } catch (Exception e){
imgUrls = Lists.newArrayList(url); imgUrls = Lists.newArrayList(url);
} }
model.addAttribute("imgurls", imgUrls); // 不是http开头，浏览器不能直接访问，需下载到本地
model.addAttribute("currentUrl",url); if (url != null && !url.toLowerCase().startsWith("http")) {
ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, null);
if (0 != response.getCode()) {
model.addAttribute("fileType", fileAttribute.getSuffix());
model.addAttribute("msg", response.getMsg());
return "fileNotSupported";
} else {
String file = fileUtils.getRelativePath(response.getContent());
model.addAttribute("imgurls", Lists.newArrayList(file));
model.addAttribute("currentUrl", file);
}
} else {
model.addAttribute("imgurls", imgUrls);
model.addAttribute("currentUrl", url);
}
return "picture"; return "picture";
} }
} }

5
jodconverter-web/src/main/resources/web/picture.ftl
View File

@@ -24,6 +24,11 @@
<body> <body>
<ul id="dowebok"> <ul id="dowebok">
<#list imgurls as img> <#list imgurls as img>
<#if img?contains("http://") || img?contains("https://")>
<#assign img="${img}">
<#else>
<#assign img="${baseUrl}${img}">
</#if>
<li><img id="${img}" url="${img}" src="${img}" width="1px" height="1px"></li> <li><img id="${img}" url="${img}" src="${img}" width="1px" height="1px"></li>
</#list> </#list>
</ul> </ul>