bookbrainz/bookbrainz-site

View on GitHub
src/server/routes/entity/work.ts

Summary

Maintainability
F
4 days
Test Coverage
/*
 * Copyright (C) 2015       Ben Ockmore
 *               2015-2016  Sean Burke
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

import * as auth from '../../helpers/auth';
import * as entityRoutes from './entity';
import * as middleware from '../../helpers/middleware';
import * as search from '../../../common/helpers/search';
import * as utils from '../../helpers/utils';

import {
    addInitialRelationship,
    entityEditorMarkup,
    generateEntityProps,
    makeEntityCreateOrEditHandler
} from '../../helpers/entityRouteUtils';

import {ConflictError} from '../../../common/helpers/error';
import {PrivilegeType} from '../../../common/helpers/privileges-utils';
import {RelationshipTypes} from '../../../client/entity-editor/relationship-editor/types';
import _ from 'lodash';
import {escapeProps} from '../../helpers/props';
import express from 'express';
import log from 'log';
import {makePromiseFromObject} from '../../../common/helpers/utils';
import target from '../../templates/target';

/** ****************************
*********** Helpers ************
*******************************/

type OptionalSectionsT = {
    annotationSection?: any
};

export function transformNewForm(data) {
    const aliases = entityRoutes.constructAliases(
        data.aliasEditor, data.nameSection
    );

    const identifiers = entityRoutes.constructIdentifiers(
        data.identifierEditor
    );

    const relationships = entityRoutes.constructRelationships(
        data.relationshipSection
    );

    const languages = _.map(
        data.workSection.languages, (language) => language.value
    );

    return {
        aliases,
        annotation: data.annotationSection.content,
        disambiguation: data.nameSection.disambiguation,
        identifiers,
        languages,
        note: data.submissionSection.note,
        relationships,
        typeId: data.workSection.type
    };
}

const createOrEditHandler = makeEntityCreateOrEditHandler(
    'work', transformNewForm, 'typeId'
);

const mergeHandler = makeEntityCreateOrEditHandler(
    'work', transformNewForm, 'typeId', true
);

const {ENTITY_EDITOR} = PrivilegeType;

/** ****************************
*********** Routes *************
*******************************/

const router = express.Router();

// Creation

router.get(
    '/create', auth.isAuthenticated, auth.isAuthorized(ENTITY_EDITOR), middleware.loadIdentifierTypes,
    middleware.loadLanguages, middleware.loadWorkTypes,
    middleware.loadRelationshipTypes,
    (req, res, next) => {
        const {Author, Edition} = req.app.locals.orm;
        let relationshipTypeId;
        let initialRelationshipIndex = 0;
        const propsPromise = generateEntityProps(
            'work', req, res, {}
        );

        if (req.query.author) {
            propsPromise.author =
                Author.forge({bbid: req.query.author})
                    .fetch({require: false, withRelated: 'defaultAlias'})
                    .then((data) => data && utils.entityToOption(data.toJSON()));
        }

        if (req.query.edition) {
            propsPromise.edition =
                Edition.forge({bbid: req.query.edition})
                    .fetch({require: false, withRelated: 'defaultAlias'})
                    .then((data) => data && utils.entityToOption(data.toJSON()));
        }

        async function render(props) {
            if (props.author) {
                // add initial ralationship with relationshipTypeId = 8 (<Work> is written by <Author>)
                relationshipTypeId = RelationshipTypes.AuthorWroteWork;
                addInitialRelationship(props, relationshipTypeId, initialRelationshipIndex++, props.author);
            }

            if (props.edition) {
                // add initial ralationship with relationshipTypeId = 10 (<Work> is contained in <Edition>)
                relationshipTypeId = RelationshipTypes.EditionContainsWork;
                addInitialRelationship(props, relationshipTypeId, initialRelationshipIndex++, props.edition);
            }
            const nameSection = {
                disambiguation: '',
                exactMatches: null,
                language: null,
                name: req.query?.name ?? '',
                searchResults: null,
                sortName: ''
            };
            if (nameSection.name) {
                try {
                    nameSection.searchResults = await search.autocomplete(req.app.locals.orm, nameSection.name, 'Work');
                    nameSection.exactMatches = await search.checkIfExists(req.app.locals.orm, nameSection.name, 'Work');
                }
                catch (err) {
                    log.debug(err);
                }
            }
            props.initialState.nameSection = nameSection;
            const editorMarkup = entityEditorMarkup(props);
            const {markup} = editorMarkup;
            const updatedProps = editorMarkup.props;

            return res.send(target({
                markup,
                props: escapeProps(updatedProps),
                script: '/js/entity-editor.js',
                title: props.heading
            }));
        }
        makePromiseFromObject(propsPromise)
            .then(render)
            .catch(next);
    }
);

router.post(
    '/create', entityRoutes.displayPreview, auth.isAuthenticatedForHandler, auth.isAuthorized(ENTITY_EDITOR), middleware.loadIdentifierTypes,
    middleware.loadLanguages, middleware.loadWorkTypes,
    middleware.loadRelationshipTypes,
    async (req, res, next) => {
        const {WorkType} = req.app.locals.orm;
        const entity = await utils.parseInitialState(req, 'work');
        if (entity.workSection?.type) {
            entity.workSection.type = await utils.getIdByField(WorkType, 'label', entity.workSection.type);
        }
        if (entity.workSection) {
            entity.workSection = await utils.parseLanguages(entity.workSection, req.app.locals.orm);
        }
        const propsPromise = generateEntityProps(
            'work', req, res, {}, () => entity
        );

        function render(props) {
            const editorMarkup = entityEditorMarkup(props);
            const {markup} = editorMarkup;
            const updatedProps = editorMarkup.props;

            return res.send(target({
                markup,
                props: escapeProps(updatedProps),
                script: '/js/entity-editor.js',
                title: props.heading
            }));
        }
        makePromiseFromObject(propsPromise)
            .then(render)
            .catch(next);
    }
);

router.post('/create/handler', auth.isAuthenticatedForHandler, auth.isAuthorized(ENTITY_EDITOR),
    createOrEditHandler);


/* If the route specifies a BBID, make sure it does not redirect to another bbid then load the corresponding entity */
router.param(
    'bbid',
    middleware.redirectedBbid
);
router.param(
    'bbid',
    middleware.makeEntityLoader(
        'Work',
        ['workType', 'languageSet.languages'],
        'Work not found'
    )
);

function _setWorkTitle(res) {
    res.locals.title = utils.createEntityPageTitle(
        res.locals.entity,
        'Work',
        utils.template`Work “${'name'}”`
    );
}

router.get('/:bbid', middleware.loadEntityRelationships, middleware.loadWikipediaExtract, (req, res) => {
    _setWorkTitle(res);
    entityRoutes.displayEntity(req, res);
});

router.get('/:bbid/delete', auth.isAuthenticated, auth.isAuthorized(ENTITY_EDITOR), (req, res, next) => {
    if (!res.locals.entity.dataId) {
        return next(new ConflictError('This entity has already been deleted'));
    }
    _setWorkTitle(res);
    return entityRoutes.displayDeleteEntity(req, res);
});

router.post(
    '/:bbid/delete/handler', auth.isAuthenticatedForHandler, auth.isAuthorized(ENTITY_EDITOR),
    (req, res) => {
        const {orm} = req.app.locals;
        const {WorkHeader, WorkRevision} = orm;
        return entityRoutes.handleDelete(
            orm, req, res, WorkHeader, WorkRevision
        );
    }
);

router.get('/:bbid/revisions', (req, res, next) => {
    const {WorkRevision} = req.app.locals.orm;
    _setWorkTitle(res);
    entityRoutes.displayRevisions(req, res, next, WorkRevision);
});

router.get('/:bbid/revisions/revisions', (req, res, next) => {
    const {WorkRevision} = req.app.locals.orm;
    _setWorkTitle(res);
    entityRoutes.updateDisplayedRevisions(req, res, next, WorkRevision);
});

export function workToFormState(work) {
    /** The front-end expects a language id rather than the language object. */
    const aliases = work.aliasSet ?
        work.aliasSet.aliases.map(({languageId, ...rest}) => ({
            ...rest,
            language: languageId
        })) : [];

    const defaultAliasIndex = entityRoutes.getDefaultAliasIndex(work.aliasSet);
    const defaultAliasList = aliases.splice(defaultAliasIndex, 1);

    const aliasEditor = {};
    aliases.forEach((alias) => { aliasEditor[alias.id] = alias; });

    const buttonBar = {
        aliasEditorVisible: false,
        identifierEditorVisible: false
    };

    const nameSection = _.isEmpty(defaultAliasList) ? {
        language: null,
        name: '',
        sortName: ''
    } : defaultAliasList[0];
    nameSection.disambiguation =
        work.disambiguation && work.disambiguation.comment;

    const identifiers = work.identifierSet ?
        work.identifierSet.identifiers.map(({type, ...rest}) => ({
            type: type.id,
            ...rest
        })) : [];

    const identifierEditor = {};
    identifiers.forEach(
        (identifier) => { identifierEditor[identifier.id] = identifier; }
    );

    const workSection = {
        languages: work.languageSet ? work.languageSet.languages.map(
            ({id, name}) => ({label: name, value: id})
        ) : [],
        type: work.workType && work.workType.id
    };

    const relationshipSection = {
        canEdit: true,
        lastRelationships: null,
        relationshipEditorProps: null,
        relationshipEditorVisible: false,
        relationships: {}
    };

    work.relationships.forEach((relationship) => (
        relationshipSection.relationships[`n${relationship.id}`] = {
            attributeSetId: relationship.attributeSetId,
            attributes: relationship.attributeSet ? relationship.attributeSet.relationshipAttributes : [],
            relationshipType: relationship.type,
            rowID: `n${relationship.id}`,
            sourceEntity: relationship.source,
            targetEntity: relationship.target
        }
    ));

    const optionalSections: OptionalSectionsT = {};
    if (work.annotation) {
        optionalSections.annotationSection = work.annotation;
    }

    return {
        aliasEditor,
        buttonBar,
        identifierEditor,
        nameSection,
        relationshipSection,
        workSection,
        ...optionalSections
    };
}

router.get(
    '/:bbid/edit', auth.isAuthenticated, auth.isAuthorized(ENTITY_EDITOR), middleware.loadIdentifierTypes,
    middleware.loadWorkTypes, middleware.loadLanguages,
     middleware.loadEntityRelationships, middleware.loadRelationshipTypes,
    (req, res) => {
        const {markup, props} = entityEditorMarkup(generateEntityProps(
            'work', req, res, {}, workToFormState
        ));

        return res.send(target({
            markup,
            props: escapeProps(props),
            script: '/js/entity-editor.js',
            title: props.heading
        }));
    }
);

router.post('/:bbid/edit/handler', auth.isAuthenticatedForHandler, auth.isAuthorized(ENTITY_EDITOR),
    createOrEditHandler);

router.post('/:bbid/merge/handler', auth.isAuthenticatedForHandler, auth.isAuthorized(ENTITY_EDITOR),
    mergeHandler);

export default router;