mirror of
https://github.com/strapi/strapi.git
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493 lines
16 KiB
JavaScript
Executable File
493 lines
16 KiB
JavaScript
Executable File
'use strict';
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/**
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* Module dependencies
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*/
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// Node.js core
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const path = require('path');
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// Public node modules.
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const _ = require('lodash');
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/* eslint-disable prefer-template */
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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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* Find primary key per ORM
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*/
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getPK: function (collectionIdentity, collection, models) {
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if (_.isString(collectionIdentity)) {
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const ORM = this.getORM(collectionIdentity);
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try {
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const GraphQLFunctions = require(path.resolve(strapi.config.appPath, 'node_modules', 'strapi-' + ORM, 'lib', 'utils'));
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if (!_.isUndefined(GraphQLFunctions)) {
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return GraphQLFunctions.getPK(collectionIdentity, collection, models || strapi.models);
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}
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} catch (err) {
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return undefined;
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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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* 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 primary key per ORM
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*/
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getCount: function (collectionIdentity) {
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if (_.isString(collectionIdentity)) {
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const ORM = this.getORM(collectionIdentity);
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try {
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const ORMFunctions = require(path.resolve(strapi.config.appPath, 'node_modules', 'strapi-' + ORM, 'lib', 'utils'));
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if (!_.isUndefined(ORMFunctions)) {
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return ORMFunctions.getCount(collectionIdentity);
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}
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} catch (err) {
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return undefined;
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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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* Find relation nature with verbose
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*/
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getNature: (association, key, models, currentModelName) => {
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try {
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const types = {
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current: '',
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other: ''
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};
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if (_.isUndefined(models)) {
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models = association.plugin ? strapi.plugins[association.plugin].models : strapi.models;
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}
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if ((association.hasOwnProperty('collection') && association.collection === '*') || (association.hasOwnProperty('model') && association.model === '*')) {
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if (association.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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const flattenedPluginsModels = Object.keys(strapi.plugins).reduce((acc, current) => {
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Object.keys(strapi.plugins[current].models).forEach((model) => {
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acc[`${current}_${model}`] = strapi.plugins[current].models[model];
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});
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return acc;
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}, {});
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const allModels = _.merge({}, strapi.models, flattenedPluginsModels);
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// We have to find if they are a model linked to this key
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_.forIn(allModels, model => {
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_.forIn(model.attributes, attribute => {
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if (attribute.hasOwnProperty('via') && attribute.via === key && attribute.model === currentModelName) {
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if (attribute.hasOwnProperty('collection')) {
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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 (attribute.hasOwnProperty('model')) {
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types.other = 'model';
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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 (association.hasOwnProperty('via') && association.hasOwnProperty('collection')) {
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const relatedAttribute = models[association.collection].attributes[association.via];
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if (!relatedAttribute) {
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throw new Error(`The attribute \`${association.via}\` is missing in the model ${_.upperFirst(association.collection)} ${association.plugin ? '(plugin - ' + association.plugin + ')' : '' }`);
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}
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types.current = 'collection';
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if (relatedAttribute.hasOwnProperty('collection') && relatedAttribute.collection !== '*' && relatedAttribute.hasOwnProperty('via')) {
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types.other = 'collection';
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} else if (relatedAttribute.hasOwnProperty('collection') && relatedAttribute.collection !== '*' && !relatedAttribute.hasOwnProperty('via')) {
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types.other = 'collectionD';
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} else if (relatedAttribute.hasOwnProperty('model') && relatedAttribute.model !== '*') {
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types.other = 'model';
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} else if (relatedAttribute.hasOwnProperty('collection') || relatedAttribute.hasOwnProperty('model')) {
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types.other = 'morphTo';
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}
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} else if (association.hasOwnProperty('via') && association.hasOwnProperty('model')) {
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types.current = 'modelD';
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// We have to find if they are a model linked to this key
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const model = models[association.model];
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const attribute = model.attributes[association.via];
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if (attribute.hasOwnProperty('via') && attribute.via === key && attribute.hasOwnProperty('collection') && attribute.collection !== '*') {
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types.other = 'collection';
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} else if (attribute.hasOwnProperty('model') && attribute.model !== '*') {
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types.other = 'model';
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} else if (attribute.hasOwnProperty('collection') || attribute.hasOwnProperty('model')) {
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types.other = 'morphTo';
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}
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} else if (association.hasOwnProperty('model')) {
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types.current = 'model';
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// We have to find if they are a model linked to this key
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_.forIn(models, model => {
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_.forIn(model.attributes, attribute => {
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if (attribute.hasOwnProperty('via') && attribute.via === key) {
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if (attribute.hasOwnProperty('collection')) {
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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 (attribute.hasOwnProperty('model')) {
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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 (association.hasOwnProperty('collection')) {
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types.current = 'collectionD';
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// We have to find if they are a model linked to this key
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_.forIn(models, model => {
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_.forIn(model.attributes, attribute => {
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if (attribute.hasOwnProperty('via') && attribute.via === key) {
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if (attribute.hasOwnProperty('collection')) {
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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 (attribute.hasOwnProperty('model')) {
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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 (types.current === 'morphTo' && (types.other === 'model' || association.hasOwnProperty('model'))) {
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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 (types.current === 'morphTo' && (types.other === 'collection' || association.hasOwnProperty('collection'))) {
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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 ((types.current === 'model' || types.current === 'modelD') && types.other === 'collection') {
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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 (types.current === 'collectionD' && types.other === 'collection' || types.current === 'collection' && types.other === 'collectionD') {
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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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} catch (e) {
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strapi.log.error(`Something went wrong in the model \`${_.upperFirst(currentModelName)}\` with the attribute \`${key}\``);
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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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/**
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* Return ORM used for this collection.
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*/
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getORM: collectionIdentity => {
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return _.get(strapi.models, collectionIdentity.toLowerCase() + '.orm');
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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 (!association.hasOwnProperty('collection') && !association.hasOwnProperty('model')) {
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return undefined;
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}
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// Get relation nature
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let details;
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const globalName = association.model || association.collection || '';
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const infos = this.getNature(association, key, undefined, model.toLowerCase());
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if (globalName !== '*') {
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details = association.plugin ?
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_.get(strapi.plugins, `${association.plugin}.models.${globalName}.attributes.${association.via}`, {}):
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_.get(strapi.models, `${globalName}.attributes.${association.via}`, {});
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}
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// Build associations object
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if (association.hasOwnProperty('collection') && association.collection !== '*') {
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definition.associations.push({
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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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} else if (association.hasOwnProperty('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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} else if (association.hasOwnProperty('collection') || association.hasOwnProperty('model')) {
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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 (
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(attr.collection || attr.model || '').toLowerCase() === model.toLowerCase() &&
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strapi.plugins[current].models[entity].globalId !== definition.globalId
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) {
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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 (
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(attr.collection || attr.model || '').toLowerCase() === model.toLowerCase() &&
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strapi.models[entity].globalId !== definition.globalId
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) {
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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 models = _.uniq(appModels.concat(pluginsModels));
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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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}
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} catch (e) {
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strapi.log.error(`Something went wrong in the model \`${_.upperFirst(model)}\` with the attribute \`${key}\``);
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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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getVia: (attribute, association) => {
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return _.findKey(strapi.models[association.model || association.collection].attributes, {via: attribute});
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},
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convertParams: (entity, params) => {
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if (!entity) {
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throw new Error('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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// 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(_.clone(strapi.models), 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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if (!models.hasOwnProperty(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.hook[connector].load().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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try {
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formattedValue = !_.isNaN(_.toNumber(value)) ? _.toNumber(value) : value;
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} catch(err) {
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formattedValue = value;
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}
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if (_.includes(['_start', '_limit'], 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 (client === 'mysql' && _.get(models, [model, 'attributes', suffix, 'type']) === 'boolean') {
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formattedValue = value === 'true' ? '1' : '0';
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}
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let type;
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if (_.includes(['ne', 'lt', 'gt', 'lte', 'gte', 'contains', 'containss', 'in'], _.last(suffix))) {
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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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