139 lines
3.5 KiB
TypeScript
139 lines
3.5 KiB
TypeScript
import { saveAs } from 'file-saver'
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import type { ZipProvider } from '../zip.js'
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import { DefaultZipProvider, FileInfo } from '../zip.js'
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import { StringBuider } from './StringBuidler.js'
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// import { textFile } from './File';
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import { StringBase64 } from './StringBase64.js'
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export class FileZip
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{
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zipName: string
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// zip对象
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private zip: ZipProvider = DefaultZipProvider()
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// 文件数据
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private stringBuider: StringBuider
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constructor()
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{
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this.stringBuider = new StringBuider()
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this.SetZipFileName('')
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}
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/** 设置zip文件名 */
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SetZipFileName(_name: string)
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{
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this.zipName = _name
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}
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getZipFileName()
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{
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return this.zipName
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}
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PushBlobFile(fileName: string, content)
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{
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let newFile = new FileInfo(fileName, content, false)
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newFile.binary = true
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this.zip.addFile(newFile)
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}
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// /**添加文件 */
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// PushFile(fileName: string, fileText: string, isBase64 = false, isgb2312 = false, isUtf8Bom=false)
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// {
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// if (isgb2312)
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// {
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// isBase64 = true;
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// fileText = StringBase64.ToBase64_gb2312(fileText);
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// }
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// if(isUtf8Bom)
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// {
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// fileText = String.fromCharCode(parseInt("0xFEFF")) + fileText;
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// }
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// let newFile = new FileInfo(fileName, fileText, isBase64);
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// this.zip.addFile(newFile);
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// }
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/** 添加文件 fileName文件名 fileText文件内容 isBase64是否base64 encoding编码格式(gb2312, utf8bom) */
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PushFile(fileName: string, fileText: string, isBase64 = false, encoding: string = 'gb2312')
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{
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if (encoding == 'gb2312')
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{
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isBase64 = true
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fileText = StringBase64.ToBase64_gb2312(fileText)
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}
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if (encoding == 'utf8bom')
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{
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fileText = String.fromCharCode(Number.parseInt('0xFEFF')) + fileText
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}
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let newFile = new FileInfo(fileName, fileText, isBase64)
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this.zip.addFile(newFile)
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}
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pushFile_withBom(fileName: string, fileText: string)
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{
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this.PushFile(fileName, fileText, false, 'utf8bom')
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}
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PushFile_GB2312(fileName: string, fileText: string)
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{
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this.PushFile(fileName, fileText, false, 'gb2312')
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}
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/** 新建文件 */
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NewFile()
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{
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this.stringBuider.Clear()
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}
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/** 推送文本到缓存区 */
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AppentText(comment: string)
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{
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this.stringBuider.Append(comment)
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}
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// //将缓存区的文本 保存起来
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// SaveFile(fileName: string, isgb2312: boolean = false, isutf8bom = false)
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// {
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// let fileText = this.stringBuider.ToString();
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// this.stringBuider.Clear();
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// this.PushFile(fileName, fileText, false, isgb2312, isutf8bom);
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// }
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// 将缓存区的文本 保存起来
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SaveFile(fileName: string, encoding: string = 'gb2312')
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{
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let fileText = this.stringBuider.ToString()
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this.stringBuider.Clear()
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this.PushFile(fileName, fileText, false, encoding)
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}
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// 下载zip文件
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async Download(zipName = '')
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{
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let content = await this.zip.saveAsync()
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// textFile.saveAs(FileZip.zipName,content);
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let name = zipName || this.zipName
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saveAs(content, name)
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}
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static WriteFile(fname: string, data: BlobPart)
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{
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let blob = new Blob([data], { type: 'octet/stream' })
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let download = document.createElement('a')
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download.download = fname
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download.href = window.URL.createObjectURL(blob)
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download.style.display = 'none'
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download.onclick = function ()
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{
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document.body.removeChild(download)
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}
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document.body.appendChild(download)
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download.click()
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};
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}
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export { FileInfo }
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