|
| 1 | +/* TODO |
| 2 | + View, update or delete a single document |
| 3 | + Run database and collection-level commands |
| 4 | +*/ |
| 5 | + |
| 6 | +'use strict'; |
| 7 | + |
| 8 | +var XMLHttpRequest = require('xmlhttprequest').XMLHttpRequest; |
| 9 | +var xmlHttp; |
| 10 | +var httpGET = function(url) { |
| 11 | + xmlHttp = new XMLHttpRequest(); |
| 12 | + xmlHttp.open('GET', url, false); |
| 13 | + xmlHttp.send(null); |
| 14 | + return JSON.parse(xmlHttp.responseText); |
| 15 | +}; |
| 16 | + |
| 17 | +var httpPOST = function(url, request) { |
| 18 | + xmlHttp = new XMLHttpRequest(); |
| 19 | + xmlHttp.open('POST', url, false); |
| 20 | + xmlHttp.setRequestHeader("Content-Type", "application/json;charset=UTF-8"); |
| 21 | + xmlHttp.send(JSON.stringify(request)); |
| 22 | + return JSON.parse(xmlHttp.responseText); |
| 23 | +}; |
| 24 | + |
| 25 | +var httpPUT= function(url, request) { |
| 26 | + xmlHttp = new XMLHttpRequest(); |
| 27 | + xmlHttp.open('PUT', url, false); |
| 28 | + xmlHttp.setRequestHeader("Content-Type", "application/json;charset=UTF-8"); |
| 29 | + xmlHttp.send(JSON.stringify(request)); |
| 30 | + return JSON.parse(xmlHttp.responseText); |
| 31 | +}; |
| 32 | + |
| 33 | +var httpDELETE= function(url, request) { |
| 34 | + xmlHttp = new XMLHttpRequest(); |
| 35 | + xmlHttp.open('DELETE', url, false); |
| 36 | + xmlHttp.setRequestHeader("Content-Type", "application/json;charset=UTF-8"); |
| 37 | + xmlHttp.send(JSON.stringify(request)); |
| 38 | + return JSON.parse(xmlHttp.responseText); |
| 39 | +}; |
| 40 | + |
| 41 | +var BASEURL = 'https://api.mongolab.com/api/1/'; |
| 42 | + |
| 43 | +var MongoLab = function (apiKey) { |
| 44 | + if (!(this instanceof MongoLab)) { |
| 45 | + return new MongoLab(apiKey); |
| 46 | + } |
| 47 | + |
| 48 | + this.APIKEY = apiKey; |
| 49 | + |
| 50 | + var KEY_CHECK_URL = httpGET(BASEURL + 'databases?apiKey=' + this.APIKEY); |
| 51 | + if (KEY_CHECK_URL.message === 'Please provide a valid API key.') { |
| 52 | + throw new Error('Invalid API key'); |
| 53 | + } |
| 54 | +}; |
| 55 | + |
| 56 | +(function () { |
| 57 | + |
| 58 | + this.listDatabases = function (cb) { |
| 59 | + var res = httpGET(BASEURL + 'databases?apiKey=' + this.APIKEY); |
| 60 | + cb(null, res); |
| 61 | + }; |
| 62 | + |
| 63 | + this.listCollections = function (database, cb) { |
| 64 | + if ((typeof database !== 'string') || (database === undefined)) { |
| 65 | + throw new Error('database name is required'); |
| 66 | + } |
| 67 | + |
| 68 | + var res = httpGET(BASEURL + 'databases/' + database + '/collections?apiKey=' + this.APIKEY); |
| 69 | + cb(null, res); |
| 70 | + }; |
| 71 | + |
| 72 | + this.listDocuments = function (options, cb) { |
| 73 | + var database = options.database || null; |
| 74 | + var collectionName = options.collectionName || null; |
| 75 | + var OPTIONAL_PARAMS = { |
| 76 | + q: options.query || null, |
| 77 | + c: options.resultCount || null, |
| 78 | + f: options.setOfFields || null, |
| 79 | + fo: options.findOne || null, |
| 80 | + s: options.sortOrder || null, |
| 81 | + sk: options. resultsToSkip || null, |
| 82 | + l: options.limit || null |
| 83 | + }; |
| 84 | + |
| 85 | + if (database == null || collectionName == null) { |
| 86 | + cb(new Error('invalid options'), null); |
| 87 | + } else { |
| 88 | + var res = httpGET(BASEURL + 'databases/' + database + '/collections/' + collectionName + '?apiKey=' + this.APIKEY + |
| 89 | + (OPTIONAL_PARAMS.q ? '&q=' + OPTIONAL_PARAMS.q : '') + (OPTIONAL_PARAMS.c ? '&c=' + OPTIONAL_PARAMS.c : '') + |
| 90 | + (OPTIONAL_PARAMS.f ? '&f=' + OPTIONAL_PARAMS.f : '') + (OPTIONAL_PARAMS.fo ? '&fo=' + OPTIONAL_PARAMS.fo : '') + |
| 91 | + (OPTIONAL_PARAMS.s ? '&s=' + OPTIONAL_PARAMS.s : '') + (OPTIONAL_PARAMS.sk ? '&sk=' + OPTIONAL_PARAMS.sk : '') + |
| 92 | + (OPTIONAL_PARAMS.l ? '&l=' + OPTIONAL_PARAMS.l : '')); |
| 93 | + |
| 94 | + cb(null, res); |
| 95 | + } |
| 96 | + }; |
| 97 | + |
| 98 | + this.insertDocuments = function (options, cb) { |
| 99 | + var database = options.database || null; |
| 100 | + var collectionName = options.collectionName || null; |
| 101 | + var documents = options.documents || null; |
| 102 | + |
| 103 | + if (database == null || collectionName == null || documents == null) { |
| 104 | + cb(new Error('invalid options'), null); |
| 105 | + } else { |
| 106 | + var res = httpPOST(BASEURL + 'databases/' + database + '/collections/' + collectionName + '?apiKey=' + this.APIKEY, documents); |
| 107 | + |
| 108 | + cb(null, res); |
| 109 | + } |
| 110 | + }; |
| 111 | + |
| 112 | + this.updateDocuments = function (options, cb) { |
| 113 | + var database = options.database || null; |
| 114 | + var collectionName = options.collectionName || null; |
| 115 | + var data = { "$set" : options.data } || null; |
| 116 | + var OPTIONAL_PARAMS = { |
| 117 | + q: options.query || null, |
| 118 | + m: options.allDocuments || null, |
| 119 | + u: options.upsert || null |
| 120 | + }; |
| 121 | + |
| 122 | + if (database == null || collectionName == null || data == null) { |
| 123 | + cb(new Error('invalid options'), null); |
| 124 | + } else { |
| 125 | + var res = httpPUT(BASEURL + 'databases/' + database + '/collections/' + collectionName + '?apiKey=' + this.APIKEY + |
| 126 | + (OPTIONAL_PARAMS.q ? '&q=' + OPTIONAL_PARAMS.q : '') + (OPTIONAL_PARAMS.m ? '&m=' + OPTIONAL_PARAMS.m : '') + |
| 127 | + (OPTIONAL_PARAMS.u ? '&u=' + OPTIONAL_PARAMS.u : ''), data); |
| 128 | + |
| 129 | + cb(null, res); |
| 130 | + } |
| 131 | + }; |
| 132 | + |
| 133 | + this.deleteDocuments = function (options, cb) { |
| 134 | + var database = options.database || null; |
| 135 | + var collectionName = options.collectionName || null; |
| 136 | + var documents = options.documents || []; |
| 137 | + var OPTIONAL_PARAMS = { |
| 138 | + q: options.query || null |
| 139 | + }; |
| 140 | + |
| 141 | + if (database == null || collectionName == null) { |
| 142 | + cb(new Error('invalid options'), null); |
| 143 | + } else { |
| 144 | + var res = httpPUT(BASEURL + 'databases/' + database + '/collections/' + collectionName + '?apiKey=' + this.APIKEY + |
| 145 | + (OPTIONAL_PARAMS.q ? '&q=' + OPTIONAL_PARAMS.q : ''), documents); |
| 146 | + |
| 147 | + cb(null, res); |
| 148 | + } |
| 149 | + }; |
| 150 | + |
| 151 | +}).call(MongoLab.prototype); |
| 152 | + |
| 153 | +module.exports = MongoLab; |
| 154 | + |
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