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55 lines
1.9 KiB
Java
55 lines
1.9 KiB
Java
package cn.keking.service.impl;
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import cn.keking.model.FileAttribute;
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import cn.keking.model.ReturnResponse;
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import cn.keking.service.FilePreview;
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import cn.keking.utils.DownloadUtils;
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import cn.keking.service.FileHandlerService;
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import cn.keking.web.filter.BaseUrlFilter;
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import org.springframework.stereotype.Service;
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import org.springframework.ui.Model;
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/**
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* @author : kl
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* @authorboke : kailing.pub
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* @create : 2018-03-25 上午11:58
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* @description:
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**/
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@Service
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public class MediaFilePreviewImpl implements FilePreview {
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private final DownloadUtils downloadUtils;
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private final FileHandlerService fileHandlerService;
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public MediaFilePreviewImpl(DownloadUtils downloadUtils,
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FileHandlerService fileHandlerService) {
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this.downloadUtils = downloadUtils;
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this.fileHandlerService = fileHandlerService;
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}
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@Override
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public String filePreviewHandle(String url, Model model, FileAttribute fileAttribute) {
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// 不是http开头，浏览器不能直接访问，需下载到本地
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if (url != null && !url.toLowerCase().startsWith("http")) {
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ReturnResponse<String> response = downloadUtils.downLoad(fileAttribute, fileAttribute.getName());
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if (0 != response.getCode()) {
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model.addAttribute("fileType", fileAttribute.getSuffix());
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model.addAttribute("msg", response.getMsg());
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return "fileNotSupported";
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} else {
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model.addAttribute("mediaUrl", BaseUrlFilter.getBaseUrl() + fileHandlerService.getRelativePath(response.getContent()));
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}
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} else {
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model.addAttribute("mediaUrl", url);
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}
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model.addAttribute("mediaUrl", url);
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String suffix=fileAttribute.getSuffix();
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if ("flv".equalsIgnoreCase(suffix)) {
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return "flv";
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}
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return "media";
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}
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}
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