mirror of
https://github.com/strapi/strapi.git
synced 2025-08-02 13:58:18 +00:00
543 lines
17 KiB
JavaScript
543 lines
17 KiB
JavaScript
'use strict';
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/**
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* Module dependencies
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*/
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// Public node modules.
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const _ = require('lodash');
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const pluralize = require('pluralize');
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// Following this discussion https://stackoverflow.com/questions/18082/validate-decimal-numbers-in-javascript-isnumeric this function is the best implem to determine if a value is a valid number candidate
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const isNumeric = value => {
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return !_.isObject(value) && !isNaN(parseFloat(value)) && isFinite(value);
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};
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/*
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* Set of utils for models
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*/
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module.exports = {
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/**
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* Initialize to prevent some mistakes
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*/
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initialize: cb => {
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cb();
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},
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/**
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* Retrieve the value based on the primary key
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*/
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getValuePrimaryKey: (value, defaultKey) => {
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return value[defaultKey] || value.id || value._id;
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},
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/**
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* Find relation nature with verbose
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*/
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getNature: ({ attribute, attributeName, modelName }) => {
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const types = {
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current: '',
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other: '',
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};
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const models = attribute.plugin ? strapi.plugins[attribute.plugin].models : strapi.models;
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const pluginModels = Object.values(strapi.plugins).reduce((acc, plugin) => {
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return acc.concat(Object.values(plugin.models));
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}, []);
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const allModels = Object.values(strapi.models).concat(pluginModels);
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if (
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(_.has(attribute, 'collection') && attribute.collection === '*') ||
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(_.has(attribute, 'model') && attribute.model === '*')
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) {
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if (attribute.model) {
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types.current = 'morphToD';
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} else {
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types.current = 'morphTo';
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}
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// We have to find if they are a model linked to this key
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_.forEach(allModels, model => {
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_.forIn(model.attributes, attribute => {
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if (_.has(attribute, 'via') && attribute.via === attributeName) {
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if (_.has(attribute, 'collection') && attribute.collection === modelName) {
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types.other = 'collection';
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// Break loop
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return false;
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} else if (_.has(attribute, 'model') && attribute.model === modelName) {
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types.other = 'modelD';
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// Break loop
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return false;
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}
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}
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});
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});
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} else if (_.has(attribute, 'via') && _.has(attribute, 'collection')) {
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const relatedAttribute = models[attribute.collection].attributes[attribute.via];
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if (!relatedAttribute) {
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throw new Error(
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`The attribute \`${attribute.via}\` is missing in the model ${_.upperFirst(
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attribute.collection
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)} ${attribute.plugin ? '(plugin - ' + attribute.plugin + ')' : ''}`
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);
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}
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types.current = 'collection';
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if (
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_.has(relatedAttribute, 'collection') &&
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relatedAttribute.collection !== '*' &&
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_.has(relatedAttribute, 'via')
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) {
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types.other = 'collection';
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} else if (
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_.has(relatedAttribute, 'collection') &&
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relatedAttribute.collection !== '*' &&
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!_.has(relatedAttribute, 'via')
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) {
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types.other = 'collectionD';
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} else if (_.has(relatedAttribute, 'model') && relatedAttribute.model !== '*') {
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types.other = 'model';
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} else if (_.has(relatedAttribute, 'collection') || _.has(relatedAttribute, 'model')) {
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types.other = 'morphTo';
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}
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} else if (_.has(attribute, 'via') && _.has(attribute, 'model')) {
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types.current = 'modelD';
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// We have to find if they are a model linked to this attributeName
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const model = models[attribute.model];
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const reverseAttribute = model.attributes[attribute.via];
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if (
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_.has(reverseAttribute, 'via') &&
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reverseAttribute.via === attributeName &&
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_.has(reverseAttribute, 'collection') &&
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reverseAttribute.collection !== '*'
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) {
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types.other = 'collection';
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} else if (_.has(reverseAttribute, 'model') && reverseAttribute.model !== '*') {
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types.other = 'model';
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} else if (_.has(reverseAttribute, 'collection') || _.has(reverseAttribute, 'model')) {
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types.other = 'morphTo';
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}
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} else if (_.has(attribute, 'model')) {
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types.current = 'model';
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// We have to find if they are a model linked to this attributeName
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_.forIn(models, model => {
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_.forIn(model.attributes, attribute => {
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if (_.has(attribute, 'via') && attribute.via === attributeName) {
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if (_.has(attribute, 'collection') && attribute.collection === modelName) {
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types.other = 'collection';
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// Break loop
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return false;
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} else if (_.has(attribute, 'model') && attribute.model === modelName) {
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types.other = 'modelD';
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// Break loop
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return false;
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}
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}
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});
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});
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} else if (_.has(attribute, 'collection')) {
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types.current = 'collectionD';
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// We have to find if they are a model linked to this attributeName
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_.forIn(models, model => {
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_.forIn(model.attributes, attribute => {
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if (_.has(attribute, 'via') && attribute.via === attributeName) {
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if (_.has(attribute, 'collection') && attribute.collection === modelName) {
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types.other = 'collection';
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// Break loop
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return false;
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} else if (_.has(attribute, 'model') && attribute.model === modelName) {
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types.other = 'modelD';
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// Break loop
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return false;
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}
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}
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});
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});
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}
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if (types.current === 'collection' && types.other === 'morphTo') {
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return {
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nature: 'manyToManyMorph',
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verbose: 'morphMany',
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};
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} else if (types.current === 'collection' && types.other === 'morphToD') {
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return {
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nature: 'manyToOneMorph',
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verbose: 'morphMany',
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};
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} else if (types.current === 'modelD' && types.other === 'morphTo') {
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return {
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nature: 'oneToManyMorph',
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verbose: 'morphOne',
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};
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} else if (types.current === 'modelD' && types.other === 'morphToD') {
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return {
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nature: 'oneToOneMorph',
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verbose: 'morphOne',
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};
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} else if (types.current === 'morphToD' && types.other === 'collection') {
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return {
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nature: 'oneMorphToMany',
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verbose: 'belongsToMorph',
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};
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} else if (types.current === 'morphToD' && types.other === 'model') {
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return {
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nature: 'oneMorphToOne',
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verbose: 'belongsToMorph',
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};
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} else if (
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types.current === 'morphTo' &&
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(types.other === 'model' || _.has(attribute, 'model'))
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) {
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return {
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nature: 'manyMorphToOne',
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verbose: 'belongsToManyMorph',
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};
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} else if (
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types.current === 'morphTo' &&
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(types.other === 'collection' || _.has(attribute, 'collection'))
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) {
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return {
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nature: 'manyMorphToMany',
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verbose: 'belongsToManyMorph',
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};
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} else if (types.current === 'modelD' && types.other === 'model') {
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return {
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nature: 'oneToOne',
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verbose: 'belongsTo',
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};
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} else if (types.current === 'model' && types.other === 'modelD') {
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return {
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nature: 'oneToOne',
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verbose: 'hasOne',
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};
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} else if (
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(types.current === 'model' || types.current === 'modelD') &&
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types.other === 'collection'
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) {
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return {
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nature: 'manyToOne',
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verbose: 'belongsTo',
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};
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} else if (types.current === 'modelD' && types.other === 'collection') {
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return {
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nature: 'oneToMany',
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verbose: 'hasMany',
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};
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} else if (types.current === 'collection' && types.other === 'model') {
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return {
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nature: 'oneToMany',
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verbose: 'hasMany',
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};
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} else if (types.current === 'collection' && types.other === 'collection') {
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return {
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nature: 'manyToMany',
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verbose: 'belongsToMany',
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};
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} else if (
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(types.current === 'collectionD' && types.other === 'collection') ||
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(types.current === 'collection' && types.other === 'collectionD')
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) {
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return {
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nature: 'manyToMany',
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verbose: 'belongsToMany',
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};
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} else if (types.current === 'collectionD' && types.other === '') {
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return {
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nature: 'manyWay',
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verbose: 'belongsToMany',
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};
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} else if (types.current === 'model' && types.other === '') {
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return {
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nature: 'oneWay',
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verbose: 'belongsTo',
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};
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}
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return undefined;
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},
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/**
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* Return table name for a collection many-to-many
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*/
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getCollectionName: (associationA, associationB) => {
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if (associationA.dominant && _.has(associationA, 'collectionName')) {
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return associationA.collectionName;
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}
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if (associationB.dominant && _.has(associationB, 'collectionName')) {
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return associationB.collectionName;
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}
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return [associationA, associationB]
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.sort((a, b) => {
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if (a.collection === b.collection) {
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if (a.dominant) return 1;
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else return -1;
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}
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return a.collection < b.collection ? -1 : 1;
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})
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.map(table =>
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_.snakeCase(`${pluralize.plural(table.collection)} ${pluralize.plural(table.via)}`)
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)
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.join('__');
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},
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/**
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* Define associations key to models
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*/
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defineAssociations: function(model, definition, association, key) {
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try {
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// Initialize associations object
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if (definition.associations === undefined) {
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definition.associations = [];
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}
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// Exclude non-relational attribute
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if (!_.has(association, 'collection') && !_.has(association, 'model')) {
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return;
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}
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// Get relation nature
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let details;
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const targetName = association.model || association.collection || '';
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const infos = this.getNature({
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attribute: association,
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attributeName: key,
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modelName: model.toLowerCase(),
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});
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if (targetName !== '*') {
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if (association.plugin) {
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details = _.get(
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strapi.plugins,
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[association.plugin, 'models', targetName, 'attributes', association.via],
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{}
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);
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} else {
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details = _.get(strapi.models, [targetName, 'attributes', association.via], {});
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}
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}
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// Build associations object
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if (_.has(association, 'collection') && association.collection !== '*') {
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const ast = {
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alias: key,
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type: 'collection',
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collection: association.collection,
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via: association.via || undefined,
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nature: infos.nature,
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autoPopulate: _.get(association, 'autoPopulate', true),
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dominant: details.dominant !== true,
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plugin: association.plugin || undefined,
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filter: details.filter,
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};
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if (infos.nature === 'manyToMany' && definition.orm === 'bookshelf') {
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ast.tableCollectionName = this.getCollectionName(details, association);
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}
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if (infos.nature === 'manyWay' && definition.orm === 'bookshelf') {
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ast.tableCollectionName =
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_.get(association, 'collectionName') ||
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`${definition.collectionName}__${_.snakeCase(key)}`;
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}
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definition.associations.push(ast);
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return;
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}
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if (_.has(association, 'model') && association.model !== '*') {
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definition.associations.push({
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alias: key,
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type: 'model',
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model: association.model,
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via: association.via || undefined,
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nature: infos.nature,
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autoPopulate: _.get(association, 'autoPopulate', true),
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dominant: details.dominant !== true,
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plugin: association.plugin || undefined,
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filter: details.filter,
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});
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return;
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}
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const pluginsModels = Object.keys(strapi.plugins).reduce((acc, current) => {
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Object.keys(strapi.plugins[current].models).forEach(entity => {
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Object.keys(strapi.plugins[current].models[entity].attributes).forEach(attribute => {
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const attr = strapi.plugins[current].models[entity].attributes[attribute];
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if ((attr.collection || attr.model || '').toLowerCase() === model.toLowerCase()) {
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acc.push(strapi.plugins[current].models[entity].globalId);
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}
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});
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});
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return acc;
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}, []);
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const appModels = Object.keys(strapi.models).reduce((acc, entity) => {
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Object.keys(strapi.models[entity].attributes).forEach(attribute => {
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const attr = strapi.models[entity].attributes[attribute];
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if ((attr.collection || attr.model || '').toLowerCase() === model.toLowerCase()) {
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acc.push(strapi.models[entity].globalId);
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}
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});
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return acc;
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}, []);
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const componentModels = Object.keys(strapi.components).reduce((acc, entity) => {
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Object.keys(strapi.components[entity].attributes).forEach(attribute => {
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const attr = strapi.components[entity].attributes[attribute];
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if ((attr.collection || attr.model || '').toLowerCase() === model.toLowerCase()) {
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acc.push(strapi.components[entity].globalId);
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}
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});
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return acc;
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}, []);
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const models = _.uniq(appModels.concat(pluginsModels).concat(componentModels));
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definition.associations.push({
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alias: key,
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type: association.model ? 'model' : 'collection',
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related: models,
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nature: infos.nature,
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autoPopulate: _.get(association, 'autoPopulate', true),
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filter: association.filter,
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});
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} catch (e) {
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strapi.log.error(
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`Something went wrong in the model \`${_.upperFirst(model)}\` with the attribute \`${key}\``
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);
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strapi.log.error(e);
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strapi.stop();
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}
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},
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convertParams: (entity, params) => {
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if (!entity) {
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throw new Error(
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"You can't call the convert params method without passing the model's name as a first argument."
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);
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}
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// Remove the source params (that can be sent from the ctm plugin) since it is not a filter
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if (params.source) {
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delete params.source;
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}
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const model = entity.toLowerCase();
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const models = _.assign(
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_.clone(strapi.models),
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_.clone(strapi.admin.models),
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Object.keys(strapi.plugins).reduce((acc, current) => {
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_.assign(acc, _.get(strapi.plugins[current], ['models'], {}));
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return acc;
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}, {})
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);
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if (!_.has(models, model)) {
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return this.log.error(`The model ${model} can't be found.`);
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}
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const client = models[model].client;
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const connector = models[model].orm;
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if (!connector) {
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throw new Error(`Impossible to determine the ORM used for the model ${model}.`);
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}
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const convertor = strapi.db.connectors.get(connector).getQueryParams;
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const convertParams = {
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where: {},
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sort: '',
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start: 0,
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limit: 100,
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};
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_.forEach(params, (value, key) => {
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let result;
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let formattedValue;
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let modelAttributes = models[model]['attributes'];
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let fieldType;
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// Get the field type to later check if it's a string before number conversion
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if (modelAttributes[key]) {
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fieldType = modelAttributes[key]['type'];
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} else {
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// Remove the filter keyword at the end
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let splitKey = key.split('_').slice(0, -1);
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splitKey = splitKey.join('_');
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if (modelAttributes[splitKey]) {
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fieldType = modelAttributes[splitKey]['type'];
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}
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}
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// Check if the value is a valid candidate to be converted to a number value
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if (fieldType !== 'string') {
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formattedValue = isNumeric(value) ? _.toNumber(value) : value;
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} else {
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formattedValue = value;
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}
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if (_.includes(['_start', '_limit', '_populate'], key)) {
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result = convertor(formattedValue, key);
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} else if (key === '_sort') {
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const [attr, order = 'ASC'] = formattedValue.split(':');
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result = convertor(order, key, attr);
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} else {
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const suffix = key.split('_');
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// Mysql stores boolean as 1 or 0
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if (
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client === 'mysql' &&
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_.get(models, [model, 'attributes', suffix, 'type']) === 'boolean'
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) {
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formattedValue = value.toString() === 'true' ? '1' : '0';
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}
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let type;
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if (
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_.includes(
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['ne', 'lt', 'gt', 'lte', 'gte', 'contains', 'containss', 'in', 'nin'],
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_.last(suffix)
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)
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) {
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type = `_${_.last(suffix)}`;
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key = _.dropRight(suffix).join('_');
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} else {
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type = '=';
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}
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result = convertor(formattedValue, type, key);
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}
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_.set(convertParams, result.key, result.value);
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});
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return convertParams;
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},
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};
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