1 | 'use strict'
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2 |
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3 | const { validate: validateSchema } = require('./validation')
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4 | const { hookRunner, hookIterator } = require('./hooks')
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5 | const wrapThenable = require('./wrapThenable')
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6 |
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7 | function handleRequest (err, request, reply) {
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8 | if (reply.sent === true) return
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9 | if (err != null) {
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10 | reply.send(err)
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11 | return
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12 | }
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13 |
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14 | var method = request.raw.method
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15 | var headers = request.headers
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16 |
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17 | if (method === 'GET' || method === 'HEAD') {
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18 | handler(request, reply)
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19 | return
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20 | }
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21 |
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22 | var contentType = headers['content-type']
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23 |
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24 | if (method === 'POST' || method === 'PUT' || method === 'PATCH') {
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25 | if (contentType === undefined) {
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26 | if (
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27 | headers['transfer-encoding'] === undefined &&
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28 | (headers['content-length'] === '0' || headers['content-length'] === undefined)
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29 | ) {
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30 | handler(request, reply)
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31 | } else {
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32 | reply.context.contentTypeParser.run('', handler, request, reply)
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33 | }
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34 | } else {
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35 | reply.context.contentTypeParser.run(contentType, handler, request, reply)
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36 | }
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37 | return
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38 | }
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39 |
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40 | if (method === 'OPTIONS' || method === 'DELETE') {
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41 | if (
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42 | contentType !== undefined &&
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43 | (
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44 | headers['transfer-encoding'] !== undefined ||
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45 | headers['content-length'] !== undefined
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46 | )
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47 | ) {
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48 | reply.context.contentTypeParser.run(contentType, handler, request, reply)
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49 | } else {
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50 | handler(request, reply)
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51 | }
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52 | return
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53 | }
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54 |
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55 |
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56 | reply.code(404).send(new Error('Not Found'))
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57 | }
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58 |
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59 | function handler (request, reply) {
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60 | try {
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61 | if (reply.context.preValidation !== null) {
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62 | hookRunner(
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63 | reply.context.preValidation,
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64 | hookIterator,
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65 | request,
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66 | reply,
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67 | preValidationCallback
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68 | )
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69 | } else {
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70 | preValidationCallback(null, request, reply)
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71 | }
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72 | } catch (err) {
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73 | preValidationCallback(err, request, reply)
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74 | }
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75 | }
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76 |
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77 | function preValidationCallback (err, request, reply) {
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78 | if (reply.sent === true ||
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79 | reply.raw.writableEnded === true ||
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80 | reply.raw.writable === false) return
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81 |
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82 | if (err != null) {
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83 | reply.send(err)
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84 | return
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85 | }
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86 |
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87 | var result = validateSchema(reply.context, request)
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88 | if (result) {
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89 | if (reply.context.attachValidation === false) {
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90 | reply.code(400).send(result)
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91 | return
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92 | }
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93 |
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94 | reply.request.validationError = result
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95 | }
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96 |
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97 |
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98 | if (reply.context.preHandler !== null) {
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99 | hookRunner(
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100 | reply.context.preHandler,
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101 | hookIterator,
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102 | request,
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103 | reply,
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104 | preHandlerCallback
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105 | )
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106 | } else {
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107 | preHandlerCallback(null, request, reply)
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108 | }
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109 | }
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110 |
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111 | function preHandlerCallback (err, request, reply) {
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112 | if (reply.sent ||
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113 | reply.raw.writableEnded === true ||
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114 | reply.raw.writable === false) return
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115 |
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116 | if (err != null) {
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117 | reply.send(err)
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118 | return
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119 | }
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120 |
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121 | var result
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122 |
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123 | try {
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124 | result = reply.context.handler(request, reply)
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125 | } catch (err) {
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126 | reply.send(err)
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127 | return
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128 | }
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129 |
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130 | if (result !== undefined) {
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131 | if (result !== null && typeof result.then === 'function') {
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132 | wrapThenable(result, reply)
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133 | } else {
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134 | reply.send(result)
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135 | }
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136 | }
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137 | }
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138 |
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139 | module.exports = handleRequest
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140 | module.exports[Symbol.for('internals')] = { handler, preHandlerCallback }
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