zhangjy
4 years ago
4 changed files with 495 additions and 4 deletions
@ -0,0 +1,145 @@
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const mimeMap = require('./mimeMap.js') |
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function FormData(){ |
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let fileManager = wx.getFileSystemManager(); |
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let data = {}; |
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let files = []; |
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this.append = (name, value)=>{ |
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data[name] = value; |
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return true; |
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} |
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this.appendFile = (name, path)=>{ |
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let buffer = fileManager.readFileSync(path); |
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if(Object.prototype.toString.call(buffer).indexOf("ArrayBuffer") < 0){ |
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return false; |
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} |
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files.push({ |
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name: name, |
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buffer: buffer, |
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fileName: getFileNameFromPath(path) |
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}); |
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return true; |
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} |
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this.getData = ()=>convert(data, files) |
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} |
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function getFileNameFromPath(path){ |
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let idx=path.lastIndexOf("/"); |
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return path.substr(idx+1); |
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} |
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function convert(data, files){ |
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let boundaryKey = 'wxmpFormBoundary' + randString(); // 数据分割符，一般是随机的字符串
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let boundary = '--' + boundaryKey; |
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let endBoundary = boundary + '--'; |
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let postArray = []; |
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//拼接参数
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if(data && Object.prototype.toString.call(data) == "[object Object]"){ |
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for(let key in data){ |
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postArray = postArray.concat(formDataArray(boundary, key, data[key])); |
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} |
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} |
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//拼接文件
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if(files && Object.prototype.toString.call(files) == "[object Array]"){ |
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for(let i in files){ |
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let file = files[i]; |
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postArray = postArray.concat(formDataArray(boundary, file.name, file.buffer, file.fileName)); |
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} |
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} |
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//结尾
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let endBoundaryArray = []; |
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for (var i = 0; i < endBoundary.length; i++) { // 最后取出结束boundary的charCode
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endBoundaryArray.push(...endBoundary.utf8CodeAt(i)); |
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} |
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postArray = postArray.concat(endBoundaryArray); |
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return { |
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contentType: 'multipart/form-data; boundary=' + boundaryKey, |
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buffer: new Uint8Array(postArray).buffer |
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} |
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} |
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function randString() { |
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let res = ""; |
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for (let i = 0; i < 17; i++) { |
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let n = parseInt(Math.random() * 62); |
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if (n <= 9) { |
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res += n; |
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} |
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else if (n <= 35) { |
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res += String.fromCharCode(n + 55); |
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} |
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else { |
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res += String.fromCharCode(n + 61); |
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} |
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} |
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return res; |
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} |
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function formDataArray(boundary, name, value, fileName){ |
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let dataString = ''; |
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let isFile = !!fileName; |
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dataString += boundary + '\r\n'; |
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dataString += 'Content-Disposition: form-data; name="' + name + '"'; |
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if (isFile){ |
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dataString += '; filename="' + fileName + '"' + '\r\n'; |
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dataString += 'Content-Type: ' + getFileMime(fileName) + '\r\n\r\n'; |
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} |
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else{ |
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dataString += '\r\n\r\n'; |
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dataString += value; |
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} |
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var dataArray = []; |
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for (var i = 0; i < dataString.length; i++) { // 取出文本的charCode（10进制）
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dataArray.push(...dataString.utf8CodeAt(i)); |
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} |
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if (isFile) { |
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let fileArray = new Uint8Array(value); |
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dataArray = dataArray.concat(Array.prototype.slice.call(fileArray)); |
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} |
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dataArray.push(..."\r".utf8CodeAt()); |
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dataArray.push(..."\n".utf8CodeAt()); |
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return dataArray; |
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} |
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function getFileMime(fileName){ |
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let idx = fileName.lastIndexOf("."); |
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let mime = mimeMap[fileName.substr(idx)]; |
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return mime?mime:"application/octet-stream" |
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} |
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String.prototype.utf8CodeAt = function(i) { |
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var str = this; |
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var out = [], p = 0; |
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var c = str.charCodeAt(i); |
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if (c < 128) { |
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out[p++] = c; |
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} else if (c < 2048) { |
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out[p++] = (c >> 6) | 192; |
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out[p++] = (c & 63) | 128; |
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} else if ( |
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((c & 0xFC00) == 0xD800) && (i + 1) < str.length && |
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((str.charCodeAt(i + 1) & 0xFC00) == 0xDC00)) { |
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// Surrogate Pair
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c = 0x10000 + ((c & 0x03FF) << 10) + (str.charCodeAt(++i) & 0x03FF); |
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out[p++] = (c >> 18) | 240; |
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out[p++] = ((c >> 12) & 63) | 128; |
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out[p++] = ((c >> 6) & 63) | 128; |
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out[p++] = (c & 63) | 128; |
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} else { |
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out[p++] = (c >> 12) | 224; |
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out[p++] = ((c >> 6) & 63) | 128; |
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out[p++] = (c & 63) | 128; |
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} |
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return out; |
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}; |
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module.exports = FormData; |
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@ -0,0 +1,345 @@
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module.exports = { |
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"0.001": "application/x-001", |
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"0.323": "text/h323", |
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"0.907": "drawing/907", |
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".acp": "audio/x-mei-aac", |
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".aif": "audio/aiff", |
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".aiff": "audio/aiff", |
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".asa": "text/asa", |
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".asp": "text/asp", |
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".au": "audio/basic", |
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".awf": "application/vnd.adobe.workflow", |
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".bmp": "application/x-bmp", |
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".c4t": "application/x-c4t", |
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".cal": "application/x-cals", |
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".cdf": "application/x-netcdf", |
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".cel": "application/x-cel", |
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".cg4": "application/x-g4", |
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".cit": "application/x-cit", |
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".cml": "text/xml", |
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".cmx": "application/x-cmx", |
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".crl": "application/pkix-crl", |
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".csi": "application/x-csi", |
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".cut": "application/x-cut", |
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".dbm": "application/x-dbm", |
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".dcd": "text/xml", |
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".der": "application/x-x509-ca-cert", |
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".dib": "application/x-dib", |
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".doc": "application/msword", |
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".drw": "application/x-drw", |
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".dwf": "Model/vnd.dwf", |
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".dwg": "application/x-dwg", |
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".dxf": "application/x-dxf", |
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".emf": "application/x-emf", |
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".ent": "text/xml", |
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".eps": "application/x-ps", |
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".etd": "application/x-ebx", |
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".fax": "image/fax", |
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".fif": "application/fractals", |
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".frm": "application/x-frm", |
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".gbr": "application/x-gbr", |
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".gif": "image/gif", |
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".gp4": "application/x-gp4", |
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".hmr": "application/x-hmr", |
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".hpl": "application/x-hpl", |
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".hrf": "application/x-hrf", |
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".htc": "text/x-component", |
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".html": "text/html", |
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".htx": "text/html", |
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".ico": "image/x-icon", |
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".iff": "application/x-iff", |
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".igs": "application/x-igs", |
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".img": "application/x-img", |
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".isp": "application/x-internet-signup", |
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".java": "java/*", |
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".jpe": "image/jpeg", |
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".jpeg": "image/jpeg", |
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".jpg": "application/x-jpg", |
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".jsp": "text/html", |
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".lar": "application/x-laplayer-reg", |
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".lavs": "audio/x-liquid-secure", |
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".lmsff": "audio/x-la-lms", |
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".ltr": "application/x-ltr", |
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".m2v": "video/x-mpeg", |
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".m4e": "video/mpeg4", |
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".man": "application/x-troff-man", |
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".mdb": "application/msaccess", |
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".mfp": "application/x-shockwave-flash", |
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".mhtml": "message/rfc822", |
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".mid": "audio/mid", |
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".mil": "application/x-mil", |
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".mnd": "audio/x-musicnet-download", |
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".mocha": "application/x-javascript", |
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".mp1": "audio/mp1", |
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".mp2v": "video/mpeg", |
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".mp4": "video/mpeg4", |
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".mpd": "application/vnd.ms-project", |
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".mpeg": "video/mpg", |
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".mpga": "audio/rn-mpeg", |
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".mps": "video/x-mpeg", |
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".mpv": "video/mpg", |
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".mpw": "application/vnd.ms-project", |
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".mtx": "text/xml", |
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".net": "image/pnetvue", |
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".nws": "message/rfc822", |
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".out": "application/x-out", |
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".p12": "application/x-pkcs12", |
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".p7c": "application/pkcs7-mime", |
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".p7r": "application/x-pkcs7-certreqresp", |
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".pc5": "application/x-pc5", |
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".pcl": "application/x-pcl", |
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".pdf": "application/pdf", |
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".pdx": "application/vnd.adobe.pdx", |
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".pgl": "application/x-pgl", |
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".pko": "application/vnd.ms-pki.pko", |
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".plg": "text/html", |
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".plt": "application/x-plt", |
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".png": "application/x-png", |
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".ppa": "application/vnd.ms-powerpoint", |
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".pps": "application/vnd.ms-powerpoint", |
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".ppt": "application/x-ppt", |
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".prf": "application/pics-rules", |
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".prt": "application/x-prt", |
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".ps": "application/postscript", |
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".pwz": "application/vnd.ms-powerpoint", |
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".ra": "audio/vnd.rn-realaudio", |
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".ras": "application/x-ras", |
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".rdf": "text/xml", |
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".red": "application/x-red", |
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".rjs": "application/vnd.rn-realsystem-rjs", |
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".rlc": "application/x-rlc", |
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".rm": "application/vnd.rn-realmedia", |
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".rmi": "audio/mid", |
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".rmm": "audio/x-pn-realaudio", |
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".rms": "application/vnd.rn-realmedia-secure", |
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".rmx": "application/vnd.rn-realsystem-rmx", |
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".rp": "image/vnd.rn-realpix", |
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".rsml": "application/vnd.rn-rsml", |
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".rtf": "application/msword", |
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".rv": "video/vnd.rn-realvideo", |
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".sat": "application/x-sat", |
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".sdw": "application/x-sdw", |
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".slb": "application/x-slb", |
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".slk": "drawing/x-slk", |
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".smil": "application/smil", |
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".snd": "audio/basic", |
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".sor": "text/plain", |
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".spl": "application/futuresplash", |
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".ssm": "application/streamingmedia", |
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".stl": "application/vnd.ms-pki.stl", |
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".sty": "application/x-sty", |
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".swf": "application/x-shockwave-flash", |
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".tg4": "application/x-tg4", |
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".tif": "image/tiff", |
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".tiff": "image/tiff", |
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".top": "drawing/x-top", |
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".tsd": "text/xml", |
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".uin": "application/x-icq", |
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".vcf": "text/x-vcard", |
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".vdx": "application/vnd.visio", |
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".vpg": "application/x-vpeg005", |
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".vsd": "application/x-vsd", |
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".vst": "application/vnd.visio", |
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".vsw": "application/vnd.visio", |
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".vtx": "application/vnd.visio", |
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".wav": "audio/wav", |
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".wb1": "application/x-wb1", |
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".wb3": "application/x-wb3", |
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".wiz": "application/msword", |
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".wk4": "application/x-wk4", |
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".wks": "application/x-wks", |
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".wma": "audio/x-ms-wma", |
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".wmf": "application/x-wmf", |
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".wmv": "video/x-ms-wmv", |
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".wmz": "application/x-ms-wmz", |
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".wpd": "application/x-wpd", |
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".wpl": "application/vnd.ms-wpl", |
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".wr1": "application/x-wr1", |
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".wrk": "application/x-wrk", |
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".ws2": "application/x-ws", |
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".wsdl": "text/xml", |
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".xdp": "application/vnd.adobe.xdp", |
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".xfd": "application/vnd.adobe.xfd", |
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".xhtml": "text/html", |
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".xls": "application/x-xls", |
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".xml": "text/xml", |
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".xq": "text/xml", |
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".xquery": "text/xml", |
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".xsl": "text/xml", |
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".xwd": "application/x-xwd", |
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".sis": "application/vnd.symbian.install", |
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".x_t": "application/x-x_t", |
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".apk": "application/vnd.android.package-archive", |
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"0.301": "application/x-301", |
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"0.906": "application/x-906", |
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".a11": "application/x-a11", |
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".ai": "application/postscript", |
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".aifc": "audio/aiff", |
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".anv": "application/x-anv", |
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".asf": "video/x-ms-asf", |
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".asx": "video/x-ms-asf", |
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".avi": "video/avi", |
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".biz": "text/xml", |
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".bot": "application/x-bot", |
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".c90": "application/x-c90", |
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".cat": "application/vnd.ms-pki.seccat", |
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".cdr": "application/x-cdr", |
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".cer": "application/x-x509-ca-cert", |
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".cgm": "application/x-cgm", |
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".class": "java/*", |
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".cmp": "application/x-cmp", |
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".cot": "application/x-cot", |
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".crt": "application/x-x509-ca-cert", |
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".css": "text/css", |
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".dbf": "application/x-dbf", |
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".dbx": "application/x-dbx", |
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".dcx": "application/x-dcx", |
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".dgn": "application/x-dgn", |
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".dll": "application/x-msdownload", |
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".dot": "application/msword", |
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".dtd": "text/xml", |
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".dwf": "application/x-dwf", |
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".dxb": "application/x-dxb", |
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".edn": "application/vnd.adobe.edn", |
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".eml": "message/rfc822", |
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".epi": "application/x-epi", |
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".eps": "application/postscript", |
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".exe": "application/x-msdownload", |
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".fdf": "application/vnd.fdf", |
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".fo": "text/xml", |
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".g4": "application/x-g4", |
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".tif": "image/tiff", |
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".gl2": "application/x-gl2", |
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".hgl": "application/x-hgl", |
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".hpg": "application/x-hpgl", |
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".hqx": "application/mac-binhex40", |
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".hta": "application/hta", |
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".htm": "text/html", |
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".htt": "text/webviewhtml", |
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".icb": "application/x-icb", |
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".ico": "application/x-ico", |
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".ig4": "application/x-g4", |
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".iii": "application/x-iphone", |
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".ins": "application/x-internet-signup", |
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".IVF": "video/x-ivf", |
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".jfif": "image/jpeg", |
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".jpe": "application/x-jpe", |
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".jpg": "image/jpeg", |
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".js": "application/x-javascript", |
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".la1": "audio/x-liquid-file", |
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".latex": "application/x-latex", |
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".lbm": "application/x-lbm", |
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".ls": "application/x-javascript", |
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".m1v": "video/x-mpeg", |
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".m3u": "audio/mpegurl", |
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".mac": "application/x-mac", |
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".math": "text/xml", |
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".mdb": "application/x-mdb", |
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".mht": "message/rfc822", |
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".mi": "application/x-mi", |
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".midi": "audio/mid", |
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".mml": "text/xml", |
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".mns": "audio/x-musicnet-stream", |
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".movie": "video/x-sgi-movie", |
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".mp2": "audio/mp2", |
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".mp3": "audio/mp3", |
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".mpa": "video/x-mpg", |
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".mpe": "video/x-mpeg", |
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".mpg": "video/mpg", |
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".mpp": "application/vnd.ms-project", |
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".mpt": "application/vnd.ms-project", |
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".mpv2": "video/mpeg", |
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".mpx": "application/vnd.ms-project", |
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".mxp": "application/x-mmxp", |
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".nrf": "application/x-nrf", |
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".odc": "text/x-ms-odc", |
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".p10": "application/pkcs10", |
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".p7b": "application/x-pkcs7-certificates", |
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".p7m": "application/pkcs7-mime", |
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".p7s": "application/pkcs7-signature", |
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".pci": "application/x-pci", |
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".pcx": "application/x-pcx", |
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".pdf": "application/pdf", |
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".pfx": "application/x-pkcs12", |
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".pic": "application/x-pic", |
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".pl": "application/x-perl", |
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".pls": "audio/scpls", |
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".png": "image/png", |
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".pot": "application/vnd.ms-powerpoint", |
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".ppm": "application/x-ppm", |
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".ppt": "application/vnd.ms-powerpoint", |
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".pr": "application/x-pr", |
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".prn": "application/x-prn", |
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".ps": "application/x-ps", |
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".ptn": "application/x-ptn", |
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".r3t": "text/vnd.rn-realtext3d", |
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".ram": "audio/x-pn-realaudio", |
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".rat": "application/rat-file", |
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".rec": "application/vnd.rn-recording", |
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".rgb": "application/x-rgb", |
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".rjt": "application/vnd.rn-realsystem-rjt", |
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".rle": "application/x-rle", |
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".rmf": "application/vnd.adobe.rmf", |
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".rmj": "application/vnd.rn-realsystem-rmj", |
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".rmp": "application/vnd.rn-rn_music_package", |
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".rmvb": "application/vnd.rn-realmedia-vbr", |
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".rnx": "application/vnd.rn-realplayer", |
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".rpm": "audio/x-pn-realaudio-plugin", |
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".rt": "text/vnd.rn-realtext", |
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".rtf": "application/x-rtf", |
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".sam": "application/x-sam", |
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".sdp": "application/sdp", |
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".sit": "application/x-stuffit", |
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".sld": "application/x-sld", |
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".smi": "application/smil", |
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".smk": "application/x-smk", |
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".sol": "text/plain", |
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".spc": "application/x-pkcs7-certificates", |
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".spp": "text/xml", |
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".sst": "application/vnd.ms-pki.certstore", |
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".stm": "text/html", |
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".svg": "text/xml", |
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".tdf": "application/x-tdf", |
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".tga": "application/x-tga", |
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".tif": "application/x-tif", |
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".tld": "text/xml", |
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".torrent": "application/x-bittorrent", |
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".txt": "text/plain", |
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".uls": "text/iuls", |
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".vda": "application/x-vda", |
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".vml": "text/xml", |
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".vsd": "application/vnd.visio", |
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".vss": "application/vnd.visio", |
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".vst": "application/x-vst", |
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".vsx": "application/vnd.visio", |
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".vxml": "text/xml", |
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".wax": "audio/x-ms-wax", |
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".wb2": "application/x-wb2", |
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".wbmp": "image/vnd.wap.wbmp", |
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".wk3": "application/x-wk3", |
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".wkq": "application/x-wkq", |
||||
".wm": "video/x-ms-wm", |
||||
".wmd": "application/x-ms-wmd", |
||||
".wml": "text/vnd.wap.wml", |
||||
".wmx": "video/x-ms-wmx", |
||||
".wp6": "application/x-wp6", |
||||
".wpg": "application/x-wpg", |
||||
".wq1": "application/x-wq1", |
||||
".wri": "application/x-wri", |
||||
".ws": "application/x-ws", |
||||
".wsc": "text/scriptlet", |
||||
".wvx": "video/x-ms-wvx", |
||||
".xdr": "text/xml", |
||||
".xfdf": "application/vnd.adobe.xfdf", |
||||
".xls": "application/vnd.ms-excel", |
||||
".xlw": "application/x-xlw", |
||||
".xpl": "audio/scpls", |
||||
".xql": "text/xml", |
||||
".xsd": "text/xml", |
||||
".xslt": "text/xml", |
||||
".x_b": "application/x-x_b", |
||||
".sisx": "application/vnd.symbian.install", |
||||
".ipa": "application/vnd.iphone", |
||||
".xap": "application/x-silverlight-app", |
||||
".zip": "application/x-zip-compressed", |
||||
} |
||||
Loading…
Reference in new issue