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MediaViewSet.js
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MediaViewSet.js
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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const Media_1 = require("../models/Media");
const MediaTag_1 = require("../models/MediaTag");
const BaseViewSet_1 = require("./BaseViewSet");
const ValidationError_1 = require("../errors/ValidationError");
const DatabaseError_1 = require("../errors/DatabaseError");
const lodash_1 = require("lodash");
const moment = require("moment");
const validate_1 = require("../utils/validate");
const objection_1 = require("objection");
const middleware_1 = require("../authorization/middleware");
const middleware_2 = require("../authentication/jwt/middleware");
const upload_1 = require("../middleware/upload");
const thumbnailer_1 = require("../middleware/thumbnailer");
const updateConstraints = {
description: {
length: {
minimum: 0
}
},
tags: {
tags: true
}
};
var MediaOrderBy;
(function (MediaOrderBy) {
MediaOrderBy["createdAtDesc"] = "-createdAt";
MediaOrderBy["createdAt"] = "createdAt";
MediaOrderBy["modifiedAtDesc"] = "-modifiedAt";
MediaOrderBy["modifiedAt"] = "modifiedAt";
})(MediaOrderBy || (MediaOrderBy = {}));
class MediaViewSet extends BaseViewSet_1.default {
constructor(options) {
const clonedOptions = lodash_1.clone(options);
clonedOptions.disabledActions = clonedOptions.disabledActions || [];
clonedOptions.disabledActions.push('create');
super(Media_1.default, clonedOptions);
this.upload = this.upload.bind(this);
this.bulkDelete = this.bulkDelete.bind(this);
this.router.post('upload', middleware_2.requireAuthentication, middleware_1.requirePermission(`${this.modelClass.tableName}:create`), upload_1.default, thumbnailer_1.default, this.upload);
this.router.post('bulk-delete', middleware_2.requireAuthentication, middleware_1.requirePermission(`${this.modelClass.tableName}:delete`), this.bulkDelete);
}
getCommonMiddleware() {
return [middleware_2.requireAuthentication];
}
getPageSize(ctx) {
const pageSize = parseInt(ctx.request.query.pageSize, 10);
if (lodash_1.isInteger(pageSize) && pageSize > 0)
return pageSize;
return super.getPageSize(ctx);
}
getRetrieveQueryBuilder(ctx) {
return Media_1.default.getInProject(ctx.state.project.id);
}
getListQueryBuilder(ctx) {
let queryBuilder = Media_1.default.getInProject(ctx.state.project.id);
const { tags, search, orderBy } = ctx.request.query;
// Crude search
if (search) {
const words = search.split(' ').filter(w => w).map(w => w.toLowerCase());
words.forEach(word => {
queryBuilder = queryBuilder.where('media.name', 'ilike', `%${word}%`);
});
}
// Filter by MediaTags
if (tags) {
const tagsList = tags.split(',').map(tag => tag.trim()).filter(tag => tag);
queryBuilder = queryBuilder
.joinRelation('tags')
.distinct('media.*');
tagsList.forEach((tag, i) => {
if (i === 0) {
queryBuilder = queryBuilder.where('tags.name', tag);
}
else {
queryBuilder = queryBuilder.orWhere('tags.name', tag);
}
});
}
// Ordering
if (orderBy) {
if (orderBy === MediaOrderBy.createdAt) {
queryBuilder = queryBuilder.orderBy('media.createdAt');
}
else if (orderBy === MediaOrderBy.createdAtDesc) {
queryBuilder = queryBuilder.orderBy('media.createdAt', 'desc');
}
else if (orderBy === MediaOrderBy.modifiedAt) {
queryBuilder = queryBuilder.orderBy('media.modifiedAt');
}
else if (orderBy === MediaOrderBy.modifiedAtDesc) {
queryBuilder = queryBuilder.orderBy('media.modifiedAt', 'desc');
}
}
else {
queryBuilder = queryBuilder.orderBy('media.createdAt', 'desc');
}
return queryBuilder;
}
async upload(ctx) {
const { file } = ctx.req;
// Write the file to storage
const { filePath, thumbnailPath } = await this.options.storage.write(ctx.state.project.id, file);
// Create Media record
const data = {
userId: ctx.state.user.id,
projectId: ctx.state.project.id,
name: file.originalname,
file: filePath,
thumbnail: thumbnailPath,
mimeType: file.mimetype,
size: file.size,
width: lodash_1.get(file, 'width', 0),
height: lodash_1.get(file, 'height', 0)
};
const media = await Media_1.default
.query()
.insert(data)
.returning('*');
const mediaJSON = media.toJSON();
mediaJSON.tags = [];
ctx.status = 201;
ctx.body = mediaJSON;
ctx.state.viewsetResult = {
action: 'create',
modelClass: Media_1.default,
data: mediaJSON
};
}
async update(ctx) {
// Only description and tags are updatable. All other model fields are read-only.
const errors = validate_1.default(ctx.request.body, updateConstraints);
if (errors) {
const err = new ValidationError_1.default();
err.errors = errors;
throw err;
}
const { tags, description } = ctx.request.body;
const { project } = ctx.state;
const data = {
modifiedAt: moment().format(),
description
};
const knex = Media_1.default.knex();
return await objection_1.transaction(knex, async (trx) => {
const media = await Media_1.default
.query(trx)
.patch(data)
.returning('*')
.where(`${this.modelClass.tableName}.id`, parseInt(ctx.params[this.getIdRouteParameter()], 10))
.first();
if (!media)
throw new DatabaseError_1.default();
let mediaTags = await MediaTag_1.default.bulkGetOrCreate(tags, project.id, trx);
mediaTags = await media.setTags(mediaTags, trx);
const mediaJSON = media.toJSON();
mediaJSON.tags = mediaTags.map(mediaTag => mediaTag.name);
ctx.body = mediaJSON;
ctx.state.viewsetResult = {
action: 'update',
modelClass: this.modelClass,
data: mediaJSON
};
return media;
});
}
async bulkDelete(ctx) {
const arrayOfIds = ctx.request.body;
const error = validate_1.default.single(arrayOfIds, { arrayOfIds: true });
if (error)
throw new ValidationError_1.default(error[0]);
const { project } = ctx.state;
await Media_1.default.bulkDelete(arrayOfIds, project.id);
ctx.status = 204;
ctx.state.viewsetResult = {
action: 'bulkDelete',
modelClass: Media_1.default,
data: arrayOfIds
};
}
}
exports.default = MediaViewSet;