From 67ace29f28dd06c2b94f0c4fc2b7c16721be1e38 Mon Sep 17 00:00:00 2001 From: Simba Date: Sat, 6 Jun 2020 12:06:07 +0800 Subject: [PATCH] add some utils --- package.json | 35 +- src/common/model/matter/Matter.ts | 158 ++++++-- src/common/util/EnvUtil.ts | 5 + src/common/util/FileUtil.ts | 112 ++++++ src/common/util/ImageUtil.ts | 70 ++++ src/common/util/MimeUtil.ts | 646 ++++++++++++++++++++++++++++++ src/common/util/NumberUtil.ts | 31 +- 7 files changed, 1000 insertions(+), 57 deletions(-) create mode 100644 src/common/util/EnvUtil.ts create mode 100644 src/common/util/FileUtil.ts create mode 100644 src/common/util/ImageUtil.ts create mode 100644 src/common/util/MimeUtil.ts diff --git a/package.json b/package.json index b12c0eb..0e1eecb 100644 --- a/package.json +++ b/package.json @@ -50,51 +50,52 @@ }, "devDependencies": { "@babel/core": "7.9.0", + "@svgr/webpack": "4.3.3", "@types/node": "^12.0.0", "@types/qs": "^6.9.3", "@types/react": "^16.9.0", "@types/react-dom": "^16.9.0", "@types/react-router-dom": "^5.1.5", - "@svgr/webpack": "4.3.3", + "@typescript-eslint/eslint-plugin": "^2.10.0", + "@typescript-eslint/parser": "^2.10.0", "babel-eslint": "10.1.0", "babel-loader": "8.1.0", "babel-plugin-named-asset-import": "^0.3.6", "babel-preset-react-app": "^9.1.2", - "html-webpack-plugin": "4.0.0-beta.11", - "mini-css-extract-plugin": "0.9.0", - "optimize-css-assets-webpack-plugin": "5.0.3", - "@typescript-eslint/eslint-plugin": "^2.10.0", - "@typescript-eslint/parser": "^2.10.0", - "prettier": "^2.0.5", + "case-sensitive-paths-webpack-plugin": "2.3.0", + "css-loader": "3.4.2", "eslint": "^6.6.0", "eslint-config-react-app": "^5.2.1", "eslint-loader": "3.0.3", "eslint-plugin-flowtype": "4.6.0", "eslint-plugin-import": "2.20.1", "eslint-plugin-jsx-a11y": "6.2.3", + "eslint-plugin-prettier": "^3.1.3", "eslint-plugin-react": "7.19.0", "eslint-plugin-react-hooks": "^1.6.1", + "file-loader": "4.3.0", + "html-webpack-plugin": "4.0.0-beta.11", "less": "^3.11.2", "less-loader": "^6.1.0", + "mini-css-extract-plugin": "0.9.0", + "optimize-css-assets-webpack-plugin": "5.0.3", + "pnp-webpack-plugin": "1.6.4", "postcss-flexbugs-fixes": "4.1.0", "postcss-loader": "3.0.0", "postcss-normalize": "8.0.1", "postcss-preset-env": "6.7.0", "postcss-safe-parser": "4.0.1", + "prettier": "^2.0.5", + "resolve": "1.15.0", + "resolve-url-loader": "3.1.1", "sass-loader": "8.0.2", - "css-loader": "3.4.2", - "file-loader": "4.3.0", + "style-loader": "0.23.1", + "terser-webpack-plugin": "2.3.5", + "typescript": "~3.7.2", "url-loader": "2.3.0", "webpack": "4.42.0", "webpack-dev-server": "3.10.3", "webpack-manifest-plugin": "2.2.0", - "workbox-webpack-plugin": "4.3.1", - "style-loader": "0.23.1", - "terser-webpack-plugin": "2.3.5", - "case-sensitive-paths-webpack-plugin": "2.3.0", - "pnp-webpack-plugin": "1.6.4", - "resolve": "1.15.0", - "resolve-url-loader": "3.1.1", - "typescript": "~3.7.2" + "workbox-webpack-plugin": "4.3.1" } } diff --git a/src/common/model/matter/Matter.ts b/src/common/model/matter/Matter.ts index 6c0283e..2038952 100644 --- a/src/common/model/matter/Matter.ts +++ b/src/common/model/matter/Matter.ts @@ -1,61 +1,151 @@ -import BaseEntity from '../base/BaseEntity'; -import Filter from '../base/filter/Filter'; -import InputFilter from '../base/filter/InputFilter'; - +import BaseEntity from "../base/BaseEntity"; +import Filter from "../base/filter/Filter"; +import FileUtil from "../../util/FileUtil"; +import ImageUtil from "../../util/ImageUtil"; +import EnvUtil from "../../util/EnvUtil"; +import InputFilter from "../base/filter/InputFilter"; +import CheckFilter from "../base/filter/CheckFilter"; +import SortFilter from "../base/filter/SortFilter"; export default class Matter extends BaseEntity { - + puuid: string | null = null; userUuid: string | null = null; - title: string | null = null; + dir: boolean = false; + alien: boolean = false; + name: string | null = null; + md5: string | null = null; + size: number = 0; + privacy: boolean = true; path: string | null = null; - tags: string | null = null; - posterTankUuid: string | null = null; - posterUrl: string | null = null; - author: string | null = null; - digest: string | null = null; - isMarkdown: boolean = true; - html: string | null = null; - privacy: boolean = false; - top: boolean = false; - agree: number = 0; - words: number = 0; - hit: number = 0; - commentNum: number = 0; + times: number = 0; + parent: string | null = null; + + /* + 这部分是辅助UI的字段信息 + */ + //作为勾选变量 + check: boolean = false; + + //允许用户选择的文件类型 + filter: string = "*"; + //本地字段 + //给用户的提示文字 + uploadHint: string | null = null; + //浏览器中选择好的原生file，未作任何处理。 + file: string | null = null; + //当前上传进度的数值 0-1之间 + progress: number = 0; + //实时上传速度 byte/s + speed: number = 0; + + static URL_MATTER_CREATE_DIRECTORY = "/api/matter/create/directory"; + static URL_MATTER_DELETE = "/api/matter/delete"; + static URL_MATTER_DELETE_BATCH = "/api/matter/delete/batch"; + static URL_MATTER_RENAME = "/api/matter/rename"; + static URL_CHANGE_PRIVACY = "/api/matter/change/privacy"; + static URL_MATTER_MOVE = "/api/matter/move"; + static URL_MATTER_DOWNLOAD = "/api/matter/download"; + static URL_MATTER_UPLOAD = "/api/matter/upload"; + static URL_MATTER_ZIP = "/api/matter/zip"; + + static MATTER_ROOT = "root"; constructor(reactComponent?: React.Component) { - super(reactComponent); - } assign(obj: any) { super.assign(obj); - - + super.assignList("parent", Matter); } getForm(): any { return { - title: this.title, - path: this.path, - author: this.author, - html: this.html, + userUuid: this.userUuid, + puuid: this.puuid, uuid: this.uuid ? this.uuid : null, + dir: this.dir, + alien: this.alien, + name: this.name, + md5: this.md5, + size: this.size, + privacy: this.privacy, + path: this.path, + times: this.times, + parent: this.parent, }; } getFilters(): Filter[] { return [ ...super.getFilters(), - new InputFilter('标题', 'title'), - new InputFilter('路径', 'path'), - new InputFilter('作者', 'author'), + new InputFilter("父级菜单uuid", "puuid", null, false), + new InputFilter("用户", "userUuid", null, false), + new InputFilter("关键字", "name"), + new CheckFilter("文件夹", "dir"), + new CheckFilter("应用数据", "alien"), + new SortFilter("文件夹", "orderDir"), + new SortFilter("下载次数", "orderTimes"), + new SortFilter("大小", "orderSize"), + new SortFilter("名称", "orderName"), + new InputFilter("后缀名", "extensions"), + new InputFilter("分享uuid", "shareUuid"), + new InputFilter("提取码", "shareCode"), + new InputFilter("分享根目录", "shareRootUuid"), ]; } + getUrlPrefix() { + return "/api/matter" + } + + isImage() { + return FileUtil.isImage(this.name) + } + + + isPdf() { + return FileUtil.isPdf(this.name) + } + + isText() { + return FileUtil.isText(this.name) + } + + isDoc() { + return FileUtil.isDoc(this.name) + } + + isPpt() { + return FileUtil.isPpt(this.name) + } + + isXls() { + return FileUtil.isXls(this.name) + } + + isAudio() { + return FileUtil.isAudio(this.name) + } + + isVideo() { + return FileUtil.isVideo(this.name) + } + + isPsd() { + return FileUtil.isPsd(this.name) + } + + getIcon() { + if (FileUtil.isImage(this.name)) { + return ImageUtil.handleImageUrl(this.getPreviewUrl(), false, 100, 100) + } else { + return FileUtil.getIcon(this.name, this.dir) + } + } + + getPreviewUrl(downloadTokenUuid = null) { + return EnvUtil.currentHost() + '/api/alien/preview/' + this.uuid + '/' + this.name + (downloadTokenUuid ? '?downloadTokenUuid=' + downloadTokenUuid : '') + } } - - - - diff --git a/src/common/util/EnvUtil.ts b/src/common/util/EnvUtil.ts new file mode 100644 index 0000000..26512a8 --- /dev/null +++ b/src/common/util/EnvUtil.ts @@ -0,0 +1,5 @@ +export default class EnvUtil { + static currentHost() { + return window.location.protocol + "//" + window.location.host; + } +} diff --git a/src/common/util/FileUtil.ts b/src/common/util/FileUtil.ts new file mode 100644 index 0000000..643a47d --- /dev/null +++ b/src/common/util/FileUtil.ts @@ -0,0 +1,112 @@ +import MimeUtil from "./MimeUtil"; +import StringUtil from "./StringUtil"; + +export default class FileUtil { + static isImage(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return StringUtil.startWith(mimeType, "image"); + } + + static isPdf(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return StringUtil.startWith(mimeType, "application/pdf"); + } + + static isText(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return StringUtil.startWith(mimeType, "text"); + } + + static isDoc(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return ( + StringUtil.startWith(mimeType, "application/msword") || + StringUtil.startWith( + mimeType, + "application/vnd.openxmlformats-officedocument.wordprocessingml.document" + ) + ); + } + + static isPpt(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return ( + StringUtil.startWith(mimeType, "application/vnd.ms-powerpoint") || + StringUtil.startWith( + mimeType, + "application/vnd.openxmlformats-officedocument.presentationml.presentation" + ) + ); + } + + static isXls(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return ( + StringUtil.startWith(mimeType, "application/vnd.ms-excel") || + StringUtil.startWith( + mimeType, + "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet" + ) + ); + } + + static isAudio(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return StringUtil.startWith(mimeType, "audio"); + } + + static isVideo(name: string | null) { + let mimeType = MimeUtil.getMimeType(name); + return StringUtil.startWith(mimeType, "video"); + } + + static isPsd(name: string | null) { + let extension = MimeUtil.getExtension(name); + return extension === ".psd"; + } + + /** + * 根据名字获取对应的图标。imageIcon传值了，那么图片格式采用imageIcon + * @param name + * @param idDir + */ + static getIcon(name: string | null, idDir: boolean = false) { + if (idDir) { + return require("../../assets/img/file/folder.svg"); + } + + if (FileUtil.isPdf(name)) { + return require("../../assets/img/file/pdf.svg"); + } else if (FileUtil.isDoc(name)) { + return require("../../assets/img/file/doc.svg"); + } else if (FileUtil.isPpt(name)) { + return require("../../assets/img/file/ppt.svg"); + } else if (FileUtil.isXls(name)) { + return require("../../assets/img/file/xls.svg"); + } else if (FileUtil.isAudio(name)) { + return require("../../assets/img/file/audio.svg"); + } else if ( + FileUtil.isVideo(name) || + MimeUtil.getExtension(name) === ".mkv" + ) { + return require("../../assets/img/file/video.svg"); + } else if (FileUtil.isText(name)) { + return require("../../assets/img/file/text.svg"); + } else if (FileUtil.isPsd(name)) { + return require("../../assets/img/file/psd.svg"); + } else if (FileUtil.isImage(name)) { + return require("../../assets/img/file/image.svg"); + } else if ( + StringUtil.endWith(name, "zip") || + StringUtil.endWith(name, "rar") || + StringUtil.endWith(name, "7z") || + StringUtil.endWith(name, "tar") || + StringUtil.endWith(name, "tar") || + StringUtil.endWith(name, "gz") + ) { + return require("../../assets/img/file/archive.svg"); + } else { + return require("../../assets/img/file/file.svg"); + } + } +} diff --git a/src/common/util/ImageUtil.ts b/src/common/util/ImageUtil.ts new file mode 100644 index 0000000..0e0aee3 --- /dev/null +++ b/src/common/util/ImageUtil.ts @@ -0,0 +1,70 @@ +//应用的占位图片，到处都要用到。 生成网址：http://png-pixel.com/ +//rgb(240,240,240) +import NumberUtil from "./NumberUtil"; +import MimeUtil from "./MimeUtil"; + +export default class ImageUtil { + static IMAGE_PLACEHOLDER_10_10 = + "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAQAAAAnOwc2AAAAEUlEQVR42mP88J8BAzAOZUEAoc4TYb5Mv7IAAAAASUVORK5CYII="; + static IMAGE_PLACEHOLDER_20_7 = + "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAHCAQAAACiwqWzAAAAEklEQVR42mP88J+BKMA4IhUCAJ1VDZFobOQaAAAAAElFTkSuQmCC"; + static IMAGE_PLACEHOLDER_4_3 = + "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAADCAQAAAAe/WZNAAAAEElEQVR42mP88J8BDBgxGABf8QXRk11CBwAAAABJRU5ErkJggg=="; + static IMAGE_PLACEHOLDER_16_9 = + "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAJCAQAAACRI2S5AAAAEklEQVR42mP88J8BL2AcVQAGACSgEXHKPyH/AAAAAElFTkSuQmCC"; + static IMAGE_PLACEHOLDER_2_1 = + "data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABQAAAAKCAQAAAAeXLZtAAAAE0lEQVR42mP88J+BKMA4qpC+CgH2ThNhpeSxLAAAAABJRU5ErkJggg=="; + + /** + * 统一处理图片url。 + * @param url 原图片路径 + * @param origin 是否使用原图，一般在查看图片详情的时候使用 + * @param width 如果origin=false 裁剪的宽度 + * @param height 如果origin=false 裁剪的高度 + * @returns + */ + static handleImageUrl( + url: string | null = null, + origin: boolean = false, + width: number = 200, + height: number = 200 + ) { + if (url) { + if (origin) { + return url; + } else { + //目前支持这几种格式的处理。 jpg jpeg png tif tiff bmp gif + let supportExtensions = [ + ".jpg", + ".jpeg", + ".png", + ".tif", + ".tiff", + ".bmp", + ".gif", + ]; + let extension = MimeUtil.getExtension(url); + if (supportExtensions.indexOf(extension) === -1) { + return url; + } else { + return url + "?ir=fill_" + width + "_" + height; + } + } + } else { + if (NumberUtil.fractionEqual(1, 1, width, height)) { + return ImageUtil.IMAGE_PLACEHOLDER_10_10; + } else if (NumberUtil.fractionEqual(20, 7, width, height)) { + return ImageUtil.IMAGE_PLACEHOLDER_20_7; + } else if (NumberUtil.fractionEqual(4, 3, width, height)) { + return ImageUtil.IMAGE_PLACEHOLDER_4_3; + } else if (NumberUtil.fractionEqual(16, 9, width, height)) { + return ImageUtil.IMAGE_PLACEHOLDER_16_9; + } else if (NumberUtil.fractionEqual(2, 1, width, height)) { + return ImageUtil.IMAGE_PLACEHOLDER_2_1; + } else { + return ImageUtil.IMAGE_PLACEHOLDER_10_10; + } + } + } +} + diff --git a/src/common/util/MimeUtil.ts b/src/common/util/MimeUtil.ts new file mode 100644 index 0000000..39d1d8b --- /dev/null +++ b/src/common/util/MimeUtil.ts @@ -0,0 +1,646 @@ +export default class MimeUtil { + static MIMES: any = { + ".323": "text/h323", + ".3g2": "video/3gpp2", + ".3gp": "video/3gpp", + ".3gp2": "video/3gpp2", + ".3gpp": "video/3gpp", + ".7z": "application/x-7z-compressed", + ".aa": "audio/audible", + ".AAC": "audio/aac", + ".aaf": "application/octet-stream", + ".aax": "audio/vnd.audible.aax", + ".ac3": "audio/ac3", + ".aca": "application/octet-stream", + ".accda": "application/msaccess.addin", + ".accdb": "application/msaccess", + ".accdc": "application/msaccess.cab", + ".accde": "application/msaccess", + ".accdr": "application/msaccess.runtime", + ".accdt": "application/msaccess", + ".accdw": "application/msaccess.webapplication", + ".accft": "application/msaccess.ftemplate", + ".acx": "application/internet-property-stream", + ".AddIn": "text/xml", + ".ade": "application/msaccess", + ".adobebridge": "application/x-bridge-url", + ".adp": "application/msaccess", + ".ADT": "audio/vnd.dlna.adts", + ".ADTS": "audio/aac", + ".afm": "application/octet-stream", + ".ai": "application/postscript", + ".aif": "audio/aiff", + ".aifc": "audio/aiff", + ".aiff": "audio/aiff", + ".air": "application/vnd.adobe.air-application-installer-package+zip", + ".amc": "application/mpeg", + ".anx": "application/annodex", + ".apk": "application/vnd.android.package-archive", + ".application": "application/x-ms-application", + ".art": "image/x-jg", + ".asa": "application/xml", + ".asax": "application/xml", + ".ascx": "application/xml", + ".asd": "application/octet-stream", + ".asf": "video/x-ms-asf", + ".ashx": "application/xml", + ".asi": "application/octet-stream", + ".asm": "text/plain", + ".asmx": "application/xml", + ".aspx": "application/xml", + ".asr": "video/x-ms-asf", + ".asx": "video/x-ms-asf", + ".atom": "application/atom+xml", + ".au": "audio/basic", + ".avi": "video/x-msvideo", + ".axa": "audio/annodex", + ".axs": "application/olescript", + ".axv": "video/annodex", + ".bas": "text/plain", + ".bat": "text/plain", + ".bcpio": "application/x-bcpio", + ".bin": "application/octet-stream", + ".bmp": "image/bmp", + ".c": "text/plain", + ".cab": "application/octet-stream", + ".caf": "audio/x-caf", + ".calx": "application/vnd.ms-office.calx", + ".cat": "application/vnd.ms-pki.seccat", + ".cc": "text/plain", + ".cd": "text/plain", + ".cdda": "audio/aiff", + ".cdf": "application/x-cdf", + ".cer": "application/x-x509-ca-cert", + ".cfg": "text/plain", + ".chm": "application/octet-stream", + ".class": "application/x-java-applet", + ".clp": "application/x-msclip", + ".cmd": "text/plain", + ".cmx": "image/x-cmx", + ".cnf": "text/plain", + ".cod": "image/cis-cod", + ".config": "application/xml", + ".contact": "text/x-ms-contact", + ".coverage": "application/xml", + ".cpio": "application/x-cpio", + ".cpp": "text/plain", + ".crd": "application/x-mscardfile", + ".crl": "application/pkix-crl", + ".crt": "application/x-x509-ca-cert", + ".cs": "text/plain", + ".csdproj": "text/plain", + ".csh": "application/x-csh", + ".csproj": "text/plain", + ".css": "text/css", + ".csv": "application/csv", + ".cur": "application/octet-stream", + ".cxx": "text/plain", + ".dat": "application/octet-stream", + ".datasource": "application/xml", + ".dbproj": "text/plain", + ".dcr": "application/x-director", + ".def": "text/plain", + ".deploy": "application/octet-stream", + ".der": "application/x-x509-ca-cert", + ".dgml": "application/xml", + ".dib": "image/bmp", + ".dif": "video/x-dv", + ".dir": "application/x-director", + ".disco": "text/xml", + ".divx": "video/divx", + ".dll": "application/x-msdownload", + ".dll.config": "text/xml", + ".dlm": "text/dlm", + ".doc": "application/msword", + ".docm": "application/vnd.ms-word.document.macroEnabled.12", + ".docx": + "application/vnd.openxmlformats-officedocument.wordprocessingml.document", + ".dot": "application/msword", + ".dotm": "application/vnd.ms-word.template.macroEnabled.12", + ".dotx": + "application/vnd.openxmlformats-officedocument.wordprocessingml.template", + ".dsp": "application/octet-stream", + ".dsw": "text/plain", + ".dtd": "text/xml", + ".dtsConfig": "text/xml", + ".dv": "video/x-dv", + ".dvi": "application/x-dvi", + ".dwf": "drawing/x-dwf", + ".dwg": "application/acad", + ".dwp": "application/octet-stream", + ".dxf": "application/x-dxf", + ".dxr": "application/x-director", + ".eml": "message/rfc822", + ".emz": "application/octet-stream", + ".eot": "application/vnd.ms-fontobject", + ".eps": "application/postscript", + ".etl": "application/etl", + ".etx": "text/x-setext", + ".evy": "application/envoy", + ".exe": "application/octet-stream", + ".exe.config": "text/xml", + ".fdf": "application/vnd.fdf", + ".fif": "application/fractals", + ".filters": "application/xml", + ".fla": "application/octet-stream", + ".flac": "audio/flac", + ".flr": "x-world/x-vrml", + ".flv": "video/x-flv", + ".fsscript": "application/fsharp-script", + ".fsx": "application/fsharp-script", + ".generictest": "application/xml", + ".gif": "image/gif", + ".gpx": "application/gpx+xml", + ".group": "text/x-ms-group", + ".gradle": "text/plain", + ".gsm": "audio/x-gsm", + ".gtar": "application/x-gtar", + ".gz": "application/x-gzip", + ".h": "text/plain", + ".hdf": "application/x-hdf", + ".hdml": "text/x-hdml", + ".hhc": "application/x-oleobject", + ".hhk": "application/octet-stream", + ".hhp": "application/octet-stream", + ".hlp": "application/winhlp", + ".hpp": "text/plain", + ".hqx": "application/mac-binhex40", + ".hta": "application/hta", + ".htc": "text/x-component", + ".htm": "text/html", + ".html": "text/html", + ".htt": "text/webviewhtml", + ".hxa": "application/xml", + ".hxc": "application/xml", + ".hxd": "application/octet-stream", + ".hxe": "application/xml", + ".hxf": "application/xml", + ".hxh": "application/octet-stream", + ".hxi": "application/octet-stream", + ".hxk": "application/xml", + ".hxq": "application/octet-stream", + ".hxr": "application/octet-stream", + ".hxs": "application/octet-stream", + ".hxt": "text/html", + ".hxv": "application/xml", + ".hxw": "application/octet-stream", + ".hxx": "text/plain", + ".i": "text/plain", + ".ico": "image/x-icon", + ".ics": "application/octet-stream", + ".idl": "text/plain", + ".ief": "image/ief", + ".iii": "application/x-iphone", + ".inc": "text/plain", + ".inf": "application/octet-stream", + ".ini": "text/plain", + ".inl": "text/plain", + ".ins": "application/x-internet-signup", + ".ipa": "application/x-itunes-ipa", + ".ipg": "application/x-itunes-ipg", + ".ipproj": "text/plain", + ".ipsw": "application/x-itunes-ipsw", + ".iqy": "text/x-ms-iqy", + ".isp": "application/x-internet-signup", + ".ite": "application/x-itunes-ite", + ".itlp": "application/x-itunes-itlp", + ".itms": "application/x-itunes-itms", + ".itpc": "application/x-itunes-itpc", + ".IVF": "video/x-ivf", + ".jar": "application/java-archive", + ".java": "text/plain", + ".jck": "application/liquidmotion", + ".jcz": "application/liquidmotion", + ".jfif": "image/pjpeg", + ".jnlp": "application/x-java-jnlp-file", + ".jpb": "application/octet-stream", + ".jpe": "image/jpeg", + ".jpeg": "image/jpeg", + ".jpg": "image/jpeg", + ".js": "text/plain", + ".json": "application/json", + ".jsx": "text/jscript", + ".jsxbin": "text/plain", + ".latex": "application/x-latex", + ".less": "text/plain", + ".library-ms": "application/windows-library+xml", + ".lit": "application/x-ms-reader", + ".loadtest": "application/xml", + ".lpk": "application/octet-stream", + ".lsf": "video/x-la-asf", + ".lst": "text/plain", + ".lsx": "video/x-la-asf", + ".lzh": "application/octet-stream", + ".m13": "application/x-msmediaview", + ".m14": "application/x-msmediaview", + ".m1v": "video/mpeg", + ".m2t": "video/vnd.dlna.mpeg-tts", + ".m2ts": "video/vnd.dlna.mpeg-tts", + ".m2v": "video/mpeg", + ".m3u": "audio/x-mpegurl", + ".m3u8": "audio/x-mpegurl", + ".m4a": "audio/m4a", + ".m4b": "audio/m4b", + ".m4p": "audio/m4p", + ".m4r": "audio/x-m4r", + ".m4v": "video/x-m4v", + ".mac": "image/x-macpaint", + ".mak": "text/plain", + ".man": "application/x-troff-man", + ".manifest": "application/x-ms-manifest", + ".map": "text/plain", + ".master": "application/xml", + ".mbox": "application/mbox", + ".md": "text/plain", + ".mda": "application/msaccess", + ".mdb": "application/x-msaccess", + ".mde": "application/msaccess", + ".mdp": "application/octet-stream", + ".me": "application/x-troff-me", + ".mfp": "application/x-shockwave-flash", + ".mht": "message/rfc822", + ".mhtml": "message/rfc822", + ".mid": "audio/mid", + ".midi": "audio/mid", + ".mix": "application/octet-stream", + ".mk": "text/plain", + ".mmf": "application/x-smaf", + ".mno": "text/xml", + ".mny": "application/x-msmoney", + ".mod": "video/mpeg", + ".mov": "video/quicktime", + ".movie": "video/x-sgi-movie", + ".mp2": "video/mpeg", + ".mp2v": "video/mpeg", + ".mp3": "audio/mpeg", + ".mp4": "video/mp4", + ".mp4v": "video/mp4", + ".mpa": "video/mpeg", + ".mpe": "video/mpeg", + ".mpeg": "video/mpeg", + ".mpf": "application/vnd.ms-mediapackage", + ".mpg": "video/mpeg", + ".mpp": "application/vnd.ms-project", + ".mpv2": "video/mpeg", + ".mqv": "video/quicktime", + ".ms": "application/x-troff-ms", + ".msg": "application/vnd.ms-outlook", + ".msi": "application/octet-stream", + ".mso": "application/octet-stream", + ".mts": "video/vnd.dlna.mpeg-tts", + ".mtx": "application/xml", + ".mvb": "application/x-msmediaview", + ".mvc": "application/x-miva-compiled", + ".mxp": "application/x-mmxp", + ".nc": "application/x-netcdf", + ".nsc": "video/x-ms-asf", + ".nws": "message/rfc822", + ".ocx": "application/octet-stream", + ".oda": "application/oda", + ".odb": "application/vnd.oasis.opendocument.database", + ".odc": "application/vnd.oasis.opendocument.chart", + ".odf": "application/vnd.oasis.opendocument.formula", + ".odg": "application/vnd.oasis.opendocument.graphics", + ".odh": "text/plain", + ".odi": "application/vnd.oasis.opendocument.image", + ".odl": "text/plain", + ".odm": "application/vnd.oasis.opendocument.text-master", + ".odp": "application/vnd.oasis.opendocument.presentation", + ".ods": "application/vnd.oasis.opendocument.spreadsheet", + ".odt": "application/vnd.oasis.opendocument.text", + ".oga": "audio/ogg", + ".ogg": "audio/ogg", + ".ogv": "video/ogg", + ".ogx": "application/ogg", + ".one": "application/onenote", + ".onea": "application/onenote", + ".onepkg": "application/onenote", + ".onetmp": "application/onenote", + ".onetoc": "application/onenote", + ".onetoc2": "application/onenote", + ".opus": "audio/ogg", + ".orderedtest": "application/xml", + ".osdx": "application/opensearchdescription+xml", + ".otf": "application/font-sfnt", + ".otg": "application/vnd.oasis.opendocument.graphics-template", + ".oth": "application/vnd.oasis.opendocument.text-web", + ".otp": "application/vnd.oasis.opendocument.presentation-template", + ".ots": "application/vnd.oasis.opendocument.spreadsheet-template", + ".ott": "application/vnd.oasis.opendocument.text-template", + ".oxt": "application/vnd.openofficeorg.extension", + ".p10": "application/pkcs10", + ".p12": "application/x-pkcs12", + ".p7b": "application/x-pkcs7-certificates", + ".p7c": "application/pkcs7-mime", + ".p7m": "application/pkcs7-mime", + ".p7r": "application/x-pkcs7-certreqresp", + ".p7s": "application/pkcs7-signature", + ".pbm": "image/x-portable-bitmap", + ".pcast": "application/x-podcast", + ".pct": "image/pict", + ".pcx": "application/octet-stream", + ".pcz": "application/octet-stream", + ".pdf": "application/pdf", + ".pfb": "application/octet-stream", + ".pfm": "application/octet-stream", + ".pfx": "application/x-pkcs12", + ".pgm": "image/x-portable-graymap", + ".pic": "image/pict", + ".pict": "image/pict", + ".pkgdef": "text/plain", + ".pkgundef": "text/plain", + ".pko": "application/vnd.ms-pki.pko", + ".pls": "audio/scpls", + ".pma": "application/x-perfmon", + ".pmc": "application/x-perfmon", + ".pml": "application/x-perfmon", + ".pmr": "application/x-perfmon", + ".pmw": "application/x-perfmon", + ".png": "image/png", + ".pnm": "image/x-portable-anymap", + ".pnt": "image/x-macpaint", + ".pntg": "image/x-macpaint", + ".pnz": "image/png", + ".pot": "application/vnd.ms-powerpoint", + ".potm": "application/vnd.ms-powerpoint.template.macroEnabled.12", + ".potx": + "application/vnd.openxmlformats-officedocument.presentationml.template", + ".ppa": "application/vnd.ms-powerpoint", + ".ppam": "application/vnd.ms-powerpoint.addin.macroEnabled.12", + ".ppm": "image/x-portable-pixmap", + ".pps": "application/vnd.ms-powerpoint", + ".ppsm": "application/vnd.ms-powerpoint.slideshow.macroEnabled.12", + ".ppsx": + "application/vnd.openxmlformats-officedocument.presentationml.slideshow", + ".ppt": "application/vnd.ms-powerpoint", + ".pptm": "application/vnd.ms-powerpoint.presentation.macroEnabled.12", + ".pptx": + "application/vnd.openxmlformats-officedocument.presentationml.presentation", + ".prf": "application/pics-rules", + ".prm": "application/octet-stream", + ".prx": "application/octet-stream", + ".ps": "application/postscript", + ".psc1": "application/PowerShell", + ".psd": "application/octet-stream", + ".psess": "application/xml", + ".psm": "application/octet-stream", + ".psp": "application/octet-stream", + ".pst": "application/vnd.ms-outlook", + ".pub": "application/x-mspublisher", + ".py": "text/plain", + ".pwz": "application/vnd.ms-powerpoint", + ".qht": "text/x-html-insertion", + ".qhtm": "text/x-html-insertion", + ".qt": "video/quicktime", + ".qti": "image/x-quicktime", + ".qtif": "image/x-quicktime", + ".qtl": "application/x-quicktimeplayer", + ".qxd": "application/octet-stream", + ".ra": "audio/x-pn-realaudio", + ".ram": "audio/x-pn-realaudio", + ".rar": "application/x-rar-compressed", + ".ras": "image/x-cmu-raster", + ".rat": "application/rat-file", + ".rc": "text/plain", + ".rc2": "text/plain", + ".rct": "text/plain", + ".rdlc": "application/xml", + ".reg": "text/plain", + ".resx": "application/xml", + ".rf": "image/vnd.rn-realflash", + ".rgb": "image/x-rgb", + ".rgs": "text/plain", + ".rm": "application/vnd.rn-realmedia", + ".rmi": "audio/mid", + ".rmp": "application/vnd.rn-rn_music_package", + ".roff": "application/x-troff", + ".rpm": "audio/x-pn-realaudio-plugin", + ".rqy": "text/x-ms-rqy", + ".rtf": "application/rtf", + ".rtx": "text/richtext", + ".rvt": "application/octet-stream", + ".ruleset": "application/xml", + ".s": "text/plain", + ".safariextz": "application/x-safari-safariextz", + ".scd": "application/x-msschedule", + ".scr": "text/plain", + ".sct": "text/scriptlet", + ".sd2": "audio/x-sd2", + ".sdp": "application/sdp", + ".sea": "application/octet-stream", + ".searchConnector-ms": "application/windows-search-connector+xml", + ".setpay": "application/set-payment-initiation", + ".setreg": "application/set-registration-initiation", + ".settings": "application/xml", + ".sgimb": "application/x-sgimb", + ".sgml": "text/sgml", + ".sh": "text/plain", + ".shar": "application/x-shar", + ".shtml": "text/html", + ".sit": "application/x-stuffit", + ".sitemap": "application/xml", + ".skin": "application/xml", + ".skp": "application/x-koan", + ".sldm": "application/vnd.ms-powerpoint.slide.macroEnabled.12", + ".sldx": + "application/vnd.openxmlformats-officedocument.presentationml.slide", + ".slk": "application/vnd.ms-excel", + ".sln": "text/plain", + ".slupkg-ms": "application/x-ms-license", + ".smd": "audio/x-smd", + ".smi": "application/octet-stream", + ".smx": "audio/x-smd", + ".smz": "audio/x-smd", + ".snd": "audio/basic", + ".snippet": "application/xml", + ".snp": "application/octet-stream", + ".sol": "text/plain", + ".sor": "text/plain", + ".spc": "application/x-pkcs7-certificates", + ".spl": "application/futuresplash", + ".spx": "audio/ogg", + ".sql": "text/plain", + ".src": "application/x-wais-source", + ".srf": "text/plain", + ".SSISDeploymentManifest": "text/xml", + ".ssm": "application/streamingmedia", + ".sst": "application/vnd.ms-pki.certstore", + ".stl": "application/vnd.ms-pki.stl", + ".sv4cpio": "application/x-sv4cpio", + ".sv4crc": "application/x-sv4crc", + ".svc": "application/xml", + ".svg": "image/svg+xml", + ".swf": "application/x-shockwave-flash", + ".step": "application/step", + ".stp": "application/step", + ".t": "application/x-troff", + ".tar": "application/x-tar", + ".tcl": "application/x-tcl", + ".testrunconfig": "application/xml", + ".testsettings": "application/xml", + ".tex": "application/x-tex", + ".texi": "application/x-texinfo", + ".texinfo": "application/x-texinfo", + ".tgz": "application/x-compressed", + ".thmx": "application/vnd.ms-officetheme", + ".thn": "application/octet-stream", + ".tif": "image/tiff", + ".tiff": "image/tiff", + ".tlh": "text/plain", + ".tli": "text/plain", + ".toc": "application/octet-stream", + ".tr": "application/x-troff", + ".trm": "application/x-msterminal", + ".trx": "application/xml", + ".ts": "video/vnd.dlna.mpeg-tts", + ".tsv": "text/tab-separated-values", + ".ttf": "application/font-sfnt", + ".tts": "video/vnd.dlna.mpeg-tts", + ".txt": "text/plain", + ".u32": "application/octet-stream", + ".uls": "text/iuls", + ".user": "text/plain", + ".ustar": "application/x-ustar", + ".vb": "text/plain", + ".vbdproj": "text/plain", + ".vbk": "video/mpeg", + ".vbproj": "text/plain", + ".vbs": "text/vbscript", + ".vcf": "text/x-vcard", + ".vcproj": "application/xml", + ".vcs": "text/plain", + ".vcxproj": "application/xml", + ".vddproj": "text/plain", + ".vdp": "text/plain", + ".vdproj": "text/plain", + ".vdx": "application/vnd.ms-visio.viewer", + ".vml": "text/xml", + ".vscontent": "application/xml", + ".vsct": "text/xml", + ".vsd": "application/vnd.visio", + ".vsi": "application/ms-vsi", + ".vsix": "application/vsix", + ".vsixlangpack": "text/xml", + ".vsixmanifest": "text/xml", + ".vsmdi": "application/xml", + ".vspscc": "text/plain", + ".vss": "application/vnd.visio", + ".vsscc": "text/plain", + ".vssettings": "text/xml", + ".vssscc": "text/plain", + ".vst": "application/vnd.visio", + ".vstemplate": "text/xml", + ".vsto": "application/x-ms-vsto", + ".vsw": "application/vnd.visio", + ".vsx": "application/vnd.visio", + ".vtx": "application/vnd.visio", + ".wav": "audio/wav", + ".wave": "audio/wav", + ".wax": "audio/x-ms-wax", + ".wbk": "application/msword", + ".wbmp": "image/vnd.wap.wbmp", + ".wcm": "application/vnd.ms-works", + ".wdb": "application/vnd.ms-works", + ".wdp": "image/vnd.ms-photo", + ".webarchive": "application/x-safari-webarchive", + ".webm": "video/webm", + ".webp": "image/webp" /* https"://en.wikipedia.org/wiki/WebP */, + ".webtest": "application/xml", + ".wiq": "application/xml", + ".wiz": "application/msword", + ".wks": "application/vnd.ms-works", + ".WLMP": "application/wlmoviemaker", + ".wlpginstall": "application/x-wlpg-detect", + ".wlpginstall3": "application/x-wlpg3-detect", + ".wm": "video/x-ms-wm", + ".wma": "audio/x-ms-wma", + ".wmd": "application/x-ms-wmd", + ".wmf": "application/x-msmetafile", + ".wml": "text/vnd.wap.wml", + ".wmlc": "application/vnd.wap.wmlc", + ".wmls": "text/vnd.wap.wmlscript", + ".wmlsc": "application/vnd.wap.wmlscriptc", + ".wmp": "video/x-ms-wmp", + ".wmv": "video/x-ms-wmv", + ".wmx": "video/x-ms-wmx", + ".wmz": "application/x-ms-wmz", + ".woff": "application/font-woff", + ".wpl": "application/vnd.ms-wpl", + ".wps": "application/vnd.ms-works", + ".wri": "application/x-mswrite", + ".wrl": "x-world/x-vrml", + ".wrz": "x-world/x-vrml", + ".wsc": "text/scriptlet", + ".wsdl": "text/xml", + ".wvx": "video/x-ms-wvx", + ".x": "application/directx", + ".xaf": "x-world/x-vrml", + ".xaml": "application/xaml+xml", + ".xap": "application/x-silverlight-app", + ".xbap": "application/x-ms-xbap", + ".xbm": "image/x-xbitmap", + ".xdr": "text/plain", + ".xht": "application/xhtml+xml", + ".xhtml": "application/xhtml+xml", + ".xla": "application/vnd.ms-excel", + ".xlam": "application/vnd.ms-excel.addin.macroEnabled.12", + ".xlc": "application/vnd.ms-excel", + ".xld": "application/vnd.ms-excel", + ".xlk": "application/vnd.ms-excel", + ".xll": "application/vnd.ms-excel", + ".xlm": "application/vnd.ms-excel", + ".xls": "application/vnd.ms-excel", + ".xlsb": "application/vnd.ms-excel.sheet.binary.macroEnabled.12", + ".xlsm": "application/vnd.ms-excel.sheet.macroEnabled.12", + ".xlsx": + "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet", + ".xlt": "application/vnd.ms-excel", + ".xltm": "application/vnd.ms-excel.template.macroEnabled.12", + ".xltx": + "application/vnd.openxmlformats-officedocument.spreadsheetml.template", + ".xlw": "application/vnd.ms-excel", + ".xml": "text/xml", + ".xmp": "application/octet-stream", + ".xmta": "application/xml", + ".xof": "x-world/x-vrml", + ".XOML": "text/plain", + ".xpm": "image/x-xpixmap", + ".xps": "application/vnd.ms-xpsdocument", + ".xrm-ms": "text/xml", + ".xsc": "application/xml", + ".xsd": "text/xml", + ".xsf": "text/xml", + ".xsl": "text/xml", + ".xslt": "text/xml", + ".xsn": "application/octet-stream", + ".xss": "application/xml", + ".xspf": "application/xspf+xml", + ".xtp": "application/octet-stream", + ".xwd": "image/x-xwindowdump", + ".z": "application/x-compress", + ".zip": "application/zip", + }; + + //根据一个文件名，获取其后缀名(一律使用小写)，如果没有后缀名，那么返回"" + static getExtension(filename: string | null) { + if (filename == null) { + return ""; + } + let dotIndex = filename.lastIndexOf("."); + if (dotIndex === -1) { + return ""; + } else { + return filename.substring(dotIndex).toLowerCase(); + } + } + + //根据一个文件名（带后缀的），获取对应的文件类型。 + static getMimeType(filename: string | null) { + let extension = MimeUtil.getExtension(filename); + if (MimeUtil.MIMES[extension]) { + return MimeUtil.MIMES[extension]; + } else { + return "application/octet-stream"; + } + } +} diff --git a/src/common/util/NumberUtil.ts b/src/common/util/NumberUtil.ts index af40b65..251147a 100644 --- a/src/common/util/NumberUtil.ts +++ b/src/common/util/NumberUtil.ts @@ -1,20 +1,39 @@ export default class NumberUtil { + //求最大公约数 + static gcd(a: number, b: number): number { + return b ? NumberUtil.gcd(b, a % b) : a; + } + //约分 numerator:分子 denominator:分母 + static reduce(numerator: number, denominator: number) { + let maxFactor = NumberUtil.gcd(numerator, denominator); + return [numerator / maxFactor, denominator / maxFactor]; + } static isInteger(obj: any) { - return typeof obj === 'number' && obj % 1 === 0 + return typeof obj === "number" && obj % 1 === 0; } //转换成整型 static parseInt(obj: any): number { - try { - return parseInt(obj) + return parseInt(obj); } catch (e) { - console.error("无法转换成整数", obj) - return 0 + console.error("无法转换成整数", obj); + return 0; } - } + //比较两个分数是否相等 + static fractionEqual( + numerator1: number, + denominator1: number, + numerator2: number, + denominator2: number + ) { + let fraction1 = NumberUtil.reduce(numerator1, denominator1); + let fraction2 = NumberUtil.reduce(numerator2, denominator2); + + return fraction1[0] === fraction2[0] && fraction1[1] === fraction2[1]; + } }