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musix-oss/node_modules/firebase-admin/lib/database/database.js

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2020-03-03 20:30:50 +00:00
/*! firebase-admin v8.9.2 */
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var url_1 = require("url");
var path = require("path");
var error_1 = require("../utils/error");
var validator = require("../utils/validator");
var api_request_1 = require("../utils/api-request");
/**
* Internals of a Database instance.
*/
var DatabaseInternals = /** @class */ (function () {
function DatabaseInternals() {
this.databases = {};
}
/**
* Deletes the service and its associated resources.
*
* @return {Promise<()>} An empty Promise that will be fulfilled when the service is deleted.
*/
DatabaseInternals.prototype.delete = function () {
for (var _i = 0, _a = Object.keys(this.databases); _i < _a.length; _i++) {
var dbUrl = _a[_i];
var db = this.databases[dbUrl];
db.INTERNAL.delete();
}
return Promise.resolve(undefined);
};
return DatabaseInternals;
}());
var DatabaseService = /** @class */ (function () {
function DatabaseService(app) {
this.INTERNAL = new DatabaseInternals();
if (!validator.isNonNullObject(app) || !('options' in app)) {
throw new error_1.FirebaseDatabaseError({
code: 'invalid-argument',
message: 'First argument passed to admin.database() must be a valid Firebase app instance.',
});
}
this.appInternal = app;
}
Object.defineProperty(DatabaseService.prototype, "app", {
/**
* Returns the app associated with this DatabaseService instance.
*
* @return {FirebaseApp} The app associated with this DatabaseService instance.
*/
get: function () {
return this.appInternal;
},
enumerable: true,
configurable: true
});
DatabaseService.prototype.getDatabase = function (url) {
var dbUrl = this.ensureUrl(url);
if (!validator.isNonEmptyString(dbUrl)) {
throw new error_1.FirebaseDatabaseError({
code: 'invalid-argument',
message: 'Database URL must be a valid, non-empty URL string.',
});
}
var db = this.INTERNAL.databases[dbUrl];
if (typeof db === 'undefined') {
var rtdb = require('@firebase/database');
var version = require('../../package.json').version;
db = rtdb.initStandalone(this.appInternal, dbUrl, version).instance;
var rulesClient_1 = new DatabaseRulesClient(this.app, dbUrl);
db.getRules = function () {
return rulesClient_1.getRules();
};
db.getRulesJSON = function () {
return rulesClient_1.getRulesJSON();
};
db.setRules = function (source) {
return rulesClient_1.setRules(source);
};
this.INTERNAL.databases[dbUrl] = db;
}
return db;
};
DatabaseService.prototype.ensureUrl = function (url) {
if (typeof url !== 'undefined') {
return url;
}
else if (typeof this.appInternal.options.databaseURL !== 'undefined') {
return this.appInternal.options.databaseURL;
}
throw new error_1.FirebaseDatabaseError({
code: 'invalid-argument',
message: 'Can\'t determine Firebase Database URL.',
});
};
return DatabaseService;
}());
exports.DatabaseService = DatabaseService;
var RULES_URL_PATH = '.settings/rules.json';
/**
* A helper client for managing RTDB security rules.
*/
var DatabaseRulesClient = /** @class */ (function () {
function DatabaseRulesClient(app, dbUrl) {
var parsedUrl = new url_1.URL(dbUrl);
parsedUrl.pathname = path.join(parsedUrl.pathname, RULES_URL_PATH);
this.dbUrl = parsedUrl.toString();
this.httpClient = new api_request_1.AuthorizedHttpClient(app);
}
/**
* Gets the currently applied security rules as a string. The return value consists of
* the rules source including comments.
*
* @return {Promise<string>} A promise fulfilled with the rules as a raw string.
*/
DatabaseRulesClient.prototype.getRules = function () {
var _this = this;
var req = {
method: 'GET',
url: this.dbUrl,
};
return this.httpClient.send(req)
.then(function (resp) {
if (!resp.text) {
throw new error_1.FirebaseAppError(error_1.AppErrorCodes.INTERNAL_ERROR, 'HTTP response missing data.');
}
return resp.text;
})
.catch(function (err) {
throw _this.handleError(err);
});
};
/**
* Gets the currently applied security rules as a parsed JSON object. Any comments in
* the original source are stripped away.
*
* @return {Promise<object>} A promise fulfilled with the parsed rules source.
*/
DatabaseRulesClient.prototype.getRulesJSON = function () {
var _this = this;
var req = {
method: 'GET',
url: this.dbUrl,
data: { format: 'strict' },
};
return this.httpClient.send(req)
.then(function (resp) {
return resp.data;
})
.catch(function (err) {
throw _this.handleError(err);
});
};
/**
* Sets the specified rules on the Firebase Database instance. If the rules source is
* specified as a string or a Buffer, it may include comments.
*
* @param {string|Buffer|object} source Source of the rules to apply. Must not be `null`
* or empty.
* @return {Promise<void>} Resolves when the rules are set on the Database.
*/
DatabaseRulesClient.prototype.setRules = function (source) {
var _this = this;
if (!validator.isNonEmptyString(source) &&
!validator.isBuffer(source) &&
!validator.isNonNullObject(source)) {
var error = new error_1.FirebaseDatabaseError({
code: 'invalid-argument',
message: 'Source must be a non-empty string, Buffer or an object.',
});
return Promise.reject(error);
}
var req = {
method: 'PUT',
url: this.dbUrl,
data: source,
headers: {
'content-type': 'application/json; charset=utf-8',
},
};
return this.httpClient.send(req)
.then(function () {
return;
})
.catch(function (err) {
throw _this.handleError(err);
});
};
DatabaseRulesClient.prototype.handleError = function (err) {
if (err instanceof api_request_1.HttpError) {
return new error_1.FirebaseDatabaseError({
code: error_1.AppErrorCodes.INTERNAL_ERROR,
message: this.getErrorMessage(err),
});
}
return err;
};
DatabaseRulesClient.prototype.getErrorMessage = function (err) {
var intro = 'Error while accessing security rules';
try {
var body = err.response.data;
if (body && body.error) {
return intro + ": " + body.error.trim();
}
}
catch (_a) {
// Ignore parsing errors
}
return intro + ": " + err.response.text;
};
return DatabaseRulesClient;
}());