1 | 'use strict';
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2 |
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3 | const fs = require('fs');
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4 | const path = require('path');
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5 | const rimraf = require('rimraf');
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6 |
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7 | const fileDir = path.join(__dirname, 'files');
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8 | const tempDir = path.join(__dirname, 'temp');
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9 | const uploadDir = path.join(__dirname, 'uploads');
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10 |
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11 | const clearDir = (dir) => {
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12 | if (fs.existsSync(dir)) rimraf.sync(dir);
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13 | fs.mkdirSync(dir, { recursive: true });
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14 | };
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15 |
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16 | const clearUploadsDir = () => clearDir(uploadDir);
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17 | const clearTempDir = () => clearDir(tempDir);
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18 |
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19 | const getUploadedFileData = (file) => ({
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20 | md5: file.md5,
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21 | name: file.name,
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22 | size: file.size,
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23 | uploadPath: path.join(uploadDir, file.name),
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24 | uploadDir: uploadDir
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25 | });
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26 |
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27 | const setup = (fileUploadOptions) => {
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28 | const express = require('express');
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29 | const expressFileupload = require('../lib/index');
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30 |
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31 | const app = express();
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32 |
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33 | app.use(expressFileupload(fileUploadOptions || {}));
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34 |
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35 | app.all('/upload/single', (req, res) => {
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36 | if (!req.files) {
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37 | return res.status(400).send('No files were uploaded.');
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38 | }
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39 |
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40 | const testFile = req.files.testFile;
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41 | const fileData = getUploadedFileData(testFile);
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42 |
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43 | testFile.mv(fileData.uploadPath, function(err) {
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44 | if (err) {
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45 | console.log('ERR', err);
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46 | return res.status(500).send(err);
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47 | }
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48 | res.json(fileData);
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49 | });
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50 | });
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51 |
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52 | app.all('/upload/single/promise', (req, res) => {
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53 | if (!req.files) {
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54 | return res.status(400).send('No files were uploaded.');
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55 | }
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56 |
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57 | const testFile = req.files.testFile;
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58 | const fileData = getUploadedFileData(testFile);
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59 |
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60 | testFile
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61 | .mv(fileData.uploadPath)
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62 | .then(() => {
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63 | res.json(fileData);
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64 | })
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65 | .catch(err => {
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66 | res.status(500).send(err);
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67 | });
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68 | });
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69 |
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70 | app.all('/upload/single/withfields', (req, res) => {
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71 | if (!req.files) {
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72 | return res.status(400).send('No files were uploaded.');
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73 | }
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74 |
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75 | if (!req.body) {
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76 | return res.status(400).send('No request body found');
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77 | }
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78 |
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79 | const fields = ['firstName', 'lastName', 'email'];
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80 | for (let i = 0; i < fields.length; i += 1) {
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81 | if (!req.body[fields[i]] || !req.body[fields[i]].trim()) {
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82 | return res.status(400).send(`Invalid field: ${fields[i]}`);
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83 | }
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84 | }
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85 |
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86 | const testFile = req.files.testFile;
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87 | const fileData = getUploadedFileData(testFile);
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88 | fields.forEach((field) => { fileData[field] = req.body[field]; });
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89 |
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90 | testFile.mv(fileData.uploadPath, (err) => {
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91 | if (err) {
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92 | return res.status(500).send(err);
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93 | }
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94 | res.json(fileData);
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95 | });
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96 | });
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97 |
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98 | app.all('/upload/single/truncated', (req, res) => {
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99 | if (!req.files) {
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100 | return res.status(400).send('No files were uploaded.');
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101 | }
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102 |
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103 |
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104 | return req.files.testFile.truncated
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105 | ? res.status(400).send(`File too big`)
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106 | : res.status(200).send('Upload succeed');
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107 | });
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108 |
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109 | app.all('/upload/multiple', function(req, res) {
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110 | if (!req.files) {
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111 | return res.status(400).send('No files were uploaded.');
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112 | }
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113 |
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114 | const fileNames = ['testFile1', 'testFile2', 'testFile3'];
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115 |
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116 | const testFiles = fileNames.map(file => req.files[file]);
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117 | for (let i = 0; i < testFiles.length; i += 1) {
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118 | if (!testFiles[i]) {
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119 | return res.status(400).send(`${fileNames[i]} was not uploaded!`);
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120 | }
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121 | }
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122 |
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123 | const filesData = testFiles.map(file => getUploadedFileData(file));
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124 |
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125 | testFiles[0].mv(filesData[0].uploadPath, (err) => {
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126 | if (err) {
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127 | return res.status(500).send(err);
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128 | }
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129 |
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130 | testFiles[1].mv(filesData[1].uploadPath, (err) => {
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131 | if (err) {
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132 | return res.status(500).send(err);
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133 | }
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134 |
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135 | testFiles[2].mv(filesData[2].uploadPath, (err) => {
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136 | if (err) {
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137 | return res.status(500).send(err);
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138 | }
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139 |
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140 | res.json(filesData);
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141 | });
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142 | });
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143 | });
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144 | });
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145 |
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146 | app.all('/upload/array', function(req, res) {
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147 | if (!req.files) {
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148 | return res.status(400).send('No files were uploaded.');
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149 | }
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150 |
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151 | const testFiles = req.files.testFiles;
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152 |
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153 | if (!testFiles) {
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154 | return res.status(400).send('No files were uploaded');
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155 | }
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156 |
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157 | if (!Array.isArray(testFiles)) {
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158 | return res.status(400).send('Files were not uploaded as an array');
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159 | }
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160 |
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161 | if (!testFiles.length) {
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162 | return res.status(400).send('Files array is empty');
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163 | }
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164 |
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165 | const filesData = testFiles.map(file => getUploadedFileData(file));
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166 |
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167 | let uploadCount = 0;
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168 | for (let i = 0; i < testFiles.length; i += 1) {
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169 |
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170 | testFiles[i].mv(filesData[i].uploadPath, (err) => {
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171 | if (err) {
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172 | return res.status(500).send(err);
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173 | }
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174 |
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175 | uploadCount += 1;
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176 | if (uploadCount === testFiles.length) {
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177 | res.json(filesData);
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178 | }
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179 | });
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180 | }
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181 | });
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182 |
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183 | app.all('/fields/user', function(req, res) {
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184 | if (!req.body) {
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185 | return res.status(400).send('No request body found');
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186 | }
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187 |
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188 | const fields = ['firstName', 'lastName', 'email'];
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189 | for (let i = 0; i < fields.length; i += 1) {
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190 | if (!req.body[fields[i]] || !req.body[fields[i]].trim()) {
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191 | return res.status(400).send(`Invalid field: ${fields[i]}`);
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192 | }
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193 | }
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194 |
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195 | res.json({
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196 | firstName: req.body.firstName,
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197 | lastName: req.body.lastName,
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198 | email: req.body.email
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199 | });
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200 | });
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201 |
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202 | app.all('/fields/nested', function(req, res) {
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203 | if (!req.body) {
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204 | return res.status(400).send('No request body found');
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205 | }
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206 |
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207 | if (!req.body.name || !req.body.name.trim()) {
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208 | return res.status(400).send('Invalid name');
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209 | }
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210 |
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211 | if (!req.body.hobbies || !req.body.hobbies.length == 2) {
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212 | return res.status(400).send('Invalid hobbies');
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213 | }
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214 |
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215 | res.json({
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216 | name: req.body.name,
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217 | hobbies: req.body.hobbies
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218 | });
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219 | });
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220 |
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221 | app.all('/fields/flattened', function(req, res) {
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222 | if (!req.body) {
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223 | return res.status(400).send('No request body found');
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224 | }
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225 |
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226 | if (!req.body.name || !req.body.name.trim()) {
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227 | return res.status(400).send('Invalid name');
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228 | }
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229 |
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230 | if (!req.body['hobbies[0]'] || !req.body['hobbies[0]'].trim()) {
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231 | return res.status(400).send('Invalid hobbies[0]');
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232 | }
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233 |
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234 | if (!req.body['hobbies[1]'] || !req.body['hobbies[1]'].trim()) {
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235 | return res.status(400).send('Invalid hobbies[1]');
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236 | }
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237 |
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238 | res.json({
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239 | name: req.body.name,
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240 | 'hobbies[0]': req.body['hobbies[0]'],
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241 | 'hobbies[1]': req.body['hobbies[1]']
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242 | });
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243 | });
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244 |
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245 | app.all('/fields/array', function(req, res) {
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246 | if (!req.body) {
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247 | return res.status(400).send('No request body found');
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248 | }
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249 |
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250 | if (!req.body.testField) {
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251 | return res.status(400).send('Invalid field');
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252 | }
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253 |
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254 | if (!Array.isArray(req.body.testField)) {
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255 | return res.status(400).send('Field is not an array');
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256 | }
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257 |
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258 | res.json(req.body.testField);
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259 | });
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260 |
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261 | return app;
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262 | };
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263 |
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264 | module.exports = {
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265 | setup,
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266 | fileDir,
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267 | tempDir,
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268 | uploadDir,
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269 | clearTempDir,
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270 | clearUploadsDir
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271 | };
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