539 lines
13 KiB
JavaScript
539 lines
13 KiB
JavaScript
'use strict';
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/**
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* Module dependencies.
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*/
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var mongoose = require('mongoose'),
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Schema = mongoose.Schema,
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pdfFiller = require('pdffiller'),
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_ = require('lodash'),
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config = require('../../config/config'),
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path = require('path'),
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mUtilities = require('mongoose-utilities'),
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fs = require('fs-extra'),
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async = require('async'),
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mkdirp = require('mkdirp'),
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Random = require('random-js'),
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mt = Random.engines.mt19937(),
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util = require('util');
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mt.autoSeed();
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//Mongoose Models
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var FieldSchema = require('./form_field.server.model.js');
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var Field = mongoose.model('Field');
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var FormSubmissionSchema = require('./form_submission.server.model.js'),
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FormSubmission = mongoose.model('FormSubmission', FormSubmissionSchema);
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var ButtonSchema = new Schema({
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url: {
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type: String,
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match: [/((([A-Za-z]{3,9}:(?:\/\/)?)(?:[-;:&=\+\$,\w]+@)?[A-Za-z0-9.-]+|(?:www.|[-;:&=\+\$,\w]+@)[A-Za-z0-9.-]+)((?:\/[\+~%\/.\w-_]*)?\??(?:[-\+=&;%@.\w_]*)#?(?:[\w]*))?)/],
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},
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action: String,
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text: String,
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bgColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#5bc0de'
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},
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color: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#ffffff'
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}
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});
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var VisitorDataSchema = new Schema({
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referrer: {
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type: String
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},
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lastActiveField: {
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type: Schema.Types.ObjectId
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},
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timeElapsed: {
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type: Number
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},
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isSubmitted: {
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type: Boolean
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},
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language: {
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type: String
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},
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ipAddr: {
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type: String,
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default: ''
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},
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deviceType: {
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type: String,
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enum: ['desktop', 'phone', 'tablet', 'other'],
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default: 'other'
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},
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userAgent: {
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type: String
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}
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});
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var formSchemaOptions = {
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toObject: {
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virtuals: true
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},
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toJSON: {
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virtuals: true
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}
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};
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/**
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* Form Schema
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*/
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var FormSchema = new Schema({
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title: {
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type: String,
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trim: true,
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required: 'Form Title cannot be blank'
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},
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language: {
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type: String,
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enum: ['en', 'fr', 'es', 'it', 'de'],
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default: 'en',
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required: 'Form must have a language'
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},
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analytics:{
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gaCode: {
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type: String
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},
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visitors: [VisitorDataSchema]
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},
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form_fields: [FieldSchema],
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submissions: [{
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type: Schema.Types.ObjectId,
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ref: 'FormSubmission'
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}],
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admin: {
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type: Schema.Types.ObjectId,
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ref: 'User',
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required: 'Form must have an Admin'
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},
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pdf: {
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type: Schema.Types.Mixed
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},
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pdfFieldMap: {
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type: Schema.Types.Mixed
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},
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startPage: {
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showStart:{
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type: Boolean,
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default: false
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},
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introTitle:{
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type: String,
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default: 'Welcome to Form'
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},
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introParagraph:{
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type: String
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},
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introButtonText:{
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type: String,
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default: 'Start'
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},
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buttons:[ButtonSchema]
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},
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hideFooter: {
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type: Boolean,
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default: false
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},
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isLive: {
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type: Boolean,
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default: false
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},
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design: {
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colors:{
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backgroundColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#fff'
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},
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questionColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#333'
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},
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answerColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#333'
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},
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buttonColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#fff'
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},
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buttonTextColor: {
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type: String,
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match: [/^#([A-Fa-f0-9]{6}|[A-Fa-f0-9]{3})$/],
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default: '#333'
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}
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},
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font: String
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}
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}, formSchemaOptions);
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/*
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** In-Form Analytics Virtual Attributes
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*/
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FormSchema.virtual('analytics.views').get(function () {
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return this.analytics.visitors.length;
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});
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FormSchema.virtual('analytics.submissions').get(function () {
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return this.submissions.length;
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});
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FormSchema.virtual('analytics.conversionRate').get(function () {
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return this.submissions.length/this.analytics.visitors.length*100;
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});
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FormSchema.virtual('analytics.fields').get(function () {
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var fieldDropoffs = [];
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var visitors = this.analytics.visitors;
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var that = this;
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for(var i=0; i<this.form_fields.length; i++){
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var field = this.form_fields[i];
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if(!field.deletePreserved){
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var dropoffViews = _.reduce(visitors, function(sum, visitorObj){
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if(visitorObj.lastActiveField+'' === field._id+'' && !visitorObj.isSubmitted){
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return sum + 1;
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}
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return sum;
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}, 0);
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var continueViews, nextIndex;
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if(i !== this.form_fields.length-1){
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continueViews = _.reduce(visitors, function(sum, visitorObj){
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nextIndex = that.form_fields.indexOf(_.find(that.form_fields, function(o) {
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return o._id+'' === visitorObj.lastActiveField+'';
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}));
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if(nextIndex > i){
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return sum + 1;
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}
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return sum;
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}, 0);
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}else {
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continueViews = _.reduce(visitors, function(sum, visitorObj){
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if(visitorObj.lastActiveField+'' === field._id+'' && visitorObj.isSubmitted){
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return sum + 1;
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}
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return sum;
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}, 0);
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}
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var totalViews = dropoffViews+continueViews;
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var responses = continueViews;
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var continueRate = continueViews/totalViews*100;
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var dropoffRate = dropoffViews/totalViews*100;
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fieldDropoffs[i] = {
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dropoffViews: dropoffViews,
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responses: continueViews,
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totalViews: totalViews,
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continueRate: continueRate,
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dropoffRate: dropoffRate,
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field: field
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};
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}
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}
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return fieldDropoffs;
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});
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FormSchema.plugin(mUtilities.timestamp, {
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createdPath: 'created',
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modifiedPath: 'lastModified',
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useVirtual: false
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});
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//Delete template PDF of current Form
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FormSchema.pre('remove', function (next) {
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if(this.pdf && process.env.NODE_ENV === 'development'){
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//Delete template form
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fs.unlink(this.pdf.path, function(err){
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if (err) throw err;
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console.log('successfully deleted', this.pdf.path);
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});
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}
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});
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var _original;
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function getDeletedIndexes(needle, haystack){
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var deletedIndexes = [];
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if(haystack.length > 0){
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for(var i = 0; i < needle.length; i++){
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if(haystack.indexOf(needle[i]) === -1){
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deletedIndexes.push(i);
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}
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}
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}
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return deletedIndexes;
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}
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//Move PDF to permanent location after new template is uploaded
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FormSchema.pre('save', function (next) {
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var that = this;
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async.series([function(cb) {
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that.constructor
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.findOne({_id: that._id}).exec(function (err, original) {
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if (err) {
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console.log(err);
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return cb(err);
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} else {
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_original = original;
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//console.log('_original');
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//console.log(_original);
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return cb(null);
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}
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});
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}, function(cb) {
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return cb(null);
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},
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function(cb) {
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if (that.pdf) {
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async.series([
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function (callback) {
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if (that.isModified('pdf') && that.pdf.path) {
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var new_filename = that.title.replace(/ /g, '') + '_template.pdf';
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var newDestination = path.join(config.pdfUploadPath, that.admin.username.replace(/ /g, ''), that.title.replace(/ /g, '')),
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stat = null;
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try {
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stat = fs.statSync(newDestination);
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} catch (err) {
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mkdirp.sync(newDestination);
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}
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if (stat && !stat.isDirectory()) {
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return callback(new Error('Directory cannot be created because an inode of a different type exists at "' + config.pdfUploadPath + '"'), null);
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}
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var old_path = that.pdf.path;
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fs.move(old_path, path.join(newDestination, new_filename), {clobber: true}, function (err) {
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if (err) {
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console.error(err);
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return callback(new Error(err.message), 'task1');
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} else {
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that.pdf.path = path.join(newDestination, new_filename);
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that.pdf.name = new_filename;
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return callback(null, 'task1');
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}
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});
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} else {
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return callback(null, 'task1');
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}
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},
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function (callback) {
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if (that.isGenerated) {
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that.pdf.path = config.pdfUploadPath + that.admin.username.replace(/ /g, '') + '/' + that.title.replace(/ /g, '') + '/' + that.title.replace(/ /g, '') + '_template.pdf';
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that.pdf.name = that.title.replace(/ /g, '') + '_template.pdf';
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var _typeConvMap = {
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'Multiline': 'textarea',
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'Text': 'textfield',
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'Button': 'checkbox',
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'Choice': 'radio',
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'Password': 'password',
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'FileSelect': 'filefield',
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'Radio': 'radio'
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};
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pdfFiller.generateFieldJson(that.pdf.path, '', function (err, _form_fields) {
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//console.log(that.pdf.path);
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if (err) {
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return callback(new Error(err.message), null);
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} else if (!_form_fields.length || _form_fields === undefined || _form_fields === null) {
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return callback(new Error('Generated formfields is empty'), null);
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}
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console.log('autogenerating form');
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//Map PDF field names to FormField field names
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for (var i = 0; i < _form_fields.length; i++) {
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var _field = _form_fields[i];
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//Convert types from FDF to 'FormField' types
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if (_typeConvMap[_field.fieldType + '']) {
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_field.fieldType = _typeConvMap[_field.fieldType + ''];
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}
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var new_field = {};
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new_field.title = _field.fieldType + ' ' + Math.abs(mt());
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new_field.fieldValue = '';
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new_field.disabled = false;
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new_field.fieldType = _field.fieldType;
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new_field.deletePreserved = false;
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new_field.required = false;
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_form_fields[i] = new_field;
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}
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that.form_fields = _form_fields;
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that.isGenerated = false;
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return callback(null, 'task2');
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});
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} else {
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return callback(null, 'task2');
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}
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}
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], function (err, results) {
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if (err) {
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return cb(new Error({
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message: err.message
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}));
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} else {
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//console.log('ending form save1');
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return cb();
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}
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});
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}
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else if (_original) {
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if (_original.hasOwnProperty('pdf')) {
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fs.remove(_original.pdf.path, function (err) {
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if (err) return cb(err);
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console.log('file at ' + _original.pdf.path + ' successfully deleted');
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return cb();
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});
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}
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else return cb();
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}
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else return cb();
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},
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function(cb) {
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var hasIds = true;
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for(var i=0; i<that.form_fields.length; i++){
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if(!that.form_fields.hasOwnProperty('_id')){
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hasIds = false;
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break;
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}
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}
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if(that.isModified('form_fields') && that.form_fields && _original && hasIds){
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var old_form_fields = _original.form_fields,
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new_ids = _.map(_.pluck(that.form_fields, 'id'), function(id){ return ''+id;}),
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old_ids = _.map(_.pluck(old_form_fields, 'id'), function(id){ return ''+id;}),
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deletedIds = getDeletedIndexes(old_ids, new_ids);
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//Preserve fields that have at least one submission
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if( deletedIds.length > 0 ){
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var modifiedSubmissions = [];
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async.forEachOfSeries(deletedIds,
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function (deletedIdIndex, key, cb_id) {
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var deleted_id = old_ids[deletedIdIndex];
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//Find FormSubmissions that contain field with _id equal to 'deleted_id'
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FormSubmission.
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find({ form: that._id, admin: that.admin, form_fields: {$elemMatch: {submissionId: deleted_id} } }).
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exec(function(err, submissions){
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if(err) {
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console.error(err);
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return cb_id(err);
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} else {
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//Delete field if there are no submission(s) found
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if (submissions.length) {
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//Add submissions
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modifiedSubmissions.push.apply(modifiedSubmissions, submissions);
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}
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return cb_id(null);
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}
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});
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},
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function (err) {
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if(err){
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console.error(err.message);
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return cb(err);
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} else {
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//Iterate through all submissions with modified form_fields
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async.forEachOfSeries(modifiedSubmissions, function (submission, key, callback) {
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//Iterate through ids of deleted fields
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for (var i = 0; i < deletedIds.length; i++) {
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var index = _.findIndex(submission.form_fields, function (field) {
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var tmp_id = field._id + '';
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return tmp_id === old_ids[deletedIds[i]];
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});
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var deletedField = submission.form_fields[index];
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//Hide field if it exists
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if (deletedField) {
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// console.log('deletedField\n-------\n\n');
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// console.log(deletedField);
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//Delete old form_field
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submission.form_fields.splice(index, 1);
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deletedField.deletePreserved = true;
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//Move deleted form_field to start
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submission.form_fields.unshift(deletedField);
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that.form_fields.unshift(deletedField);
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// console.log('form.form_fields\n--------\n\n');
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// console.log(that.form_fields);
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}
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}
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submission.save(function (err) {
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if (err) return callback(err);
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else return callback(null);
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});
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}, function (err) {
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if (err) {
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console.error(err.message);
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return cb(err);
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}
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else return cb();
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});
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}
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}
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);
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}
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else return cb(null);
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}
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else return cb(null);
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}],
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function(err, results){
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if (err) return next(err);
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return next();
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});
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});
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mongoose.model('Form', FormSchema);
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