Ghost/core/frontend/services/theme-engine/middleware.js

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const _ = require('lodash');
const hbs = require('./engine');
const urlUtils = require('../../../shared/url-utils');
const config = require('../../../shared/config');
const {i18n} = require('../proxy');
Refactored `common` lib import to use destructuring (#11835) * refactored `core/frontend/apps` to destructure common imports * refactored `core/frontend/services/{apps, redirects, routing}` to destructure common imports * refactored `core/frontend/services/settings` to destructure common imports * refactored remaining `core/frontend/services` to destructure common imports * refactored `core/server/adapters` to destructure common imports * refactored `core/server/data/{db, exporter, schema, validation}` to destructure common imports * refactored `core/server/data/importer` to destructure common imports * refactored `core/server/models/{base, plugins, relations}` to destructure common imports * refactored remaining `core/server/models` to destructure common imports * refactored `core/server/api/canary/utils/serializers/output` to destructure common imports * refactored remaining `core/server/api/canary/utils` to destructure common imports * refactored remaining `core/server/api/canary` to destructure common imports * refactored `core/server/api/shared` to destructure common imports * refactored `core/server/api/v2/utils` to destructure common imports * refactored remaining `core/server/api/v2` to destructure common imports * refactored `core/frontend/meta` to destructure common imports * fixed some tests referencing `common.errors` instead of `@tryghost/errors` - Not all of them need to be updated; only updating the ones that are causing failures * fixed errors import being shadowed by local scope
2020-05-22 21:22:20 +03:00
const errors = require('@tryghost/errors');
const settingsCache = require('../../../server/services/settings/cache');
const labs = require('../../../server/services/labs');
const activeTheme = require('./active');
const preview = require('./preview');
// ### Ensure Active Theme
// Ensure there's a properly set & mounted active theme before attempting to serve a site request
// If there is no active theme, throw an error
// Else, ensure the active theme is mounted
function ensureActiveTheme(req, res, next) {
// CASE: this means that the theme hasn't been loaded yet i.e. there is no active theme
if (!activeTheme.get()) {
// This is the one place we ACTUALLY throw an error for a missing theme as it's a request we cannot serve
Refactored `common` lib import to use destructuring (#11835) * refactored `core/frontend/apps` to destructure common imports * refactored `core/frontend/services/{apps, redirects, routing}` to destructure common imports * refactored `core/frontend/services/settings` to destructure common imports * refactored remaining `core/frontend/services` to destructure common imports * refactored `core/server/adapters` to destructure common imports * refactored `core/server/data/{db, exporter, schema, validation}` to destructure common imports * refactored `core/server/data/importer` to destructure common imports * refactored `core/server/models/{base, plugins, relations}` to destructure common imports * refactored remaining `core/server/models` to destructure common imports * refactored `core/server/api/canary/utils/serializers/output` to destructure common imports * refactored remaining `core/server/api/canary/utils` to destructure common imports * refactored remaining `core/server/api/canary` to destructure common imports * refactored `core/server/api/shared` to destructure common imports * refactored `core/server/api/v2/utils` to destructure common imports * refactored remaining `core/server/api/v2` to destructure common imports * refactored `core/frontend/meta` to destructure common imports * fixed some tests referencing `common.errors` instead of `@tryghost/errors` - Not all of them need to be updated; only updating the ones that are causing failures * fixed errors import being shadowed by local scope
2020-05-22 21:22:20 +03:00
return next(new errors.InternalServerError({
// We use the settingsCache here, because the setting will be set,
// even if the theme itself is not usable because it is invalid or missing.
Refactored `common` lib import to use destructuring (#11835) * refactored `core/frontend/apps` to destructure common imports * refactored `core/frontend/services/{apps, redirects, routing}` to destructure common imports * refactored `core/frontend/services/settings` to destructure common imports * refactored remaining `core/frontend/services` to destructure common imports * refactored `core/server/adapters` to destructure common imports * refactored `core/server/data/{db, exporter, schema, validation}` to destructure common imports * refactored `core/server/data/importer` to destructure common imports * refactored `core/server/models/{base, plugins, relations}` to destructure common imports * refactored remaining `core/server/models` to destructure common imports * refactored `core/server/api/canary/utils/serializers/output` to destructure common imports * refactored remaining `core/server/api/canary/utils` to destructure common imports * refactored remaining `core/server/api/canary` to destructure common imports * refactored `core/server/api/shared` to destructure common imports * refactored `core/server/api/v2/utils` to destructure common imports * refactored remaining `core/server/api/v2` to destructure common imports * refactored `core/frontend/meta` to destructure common imports * fixed some tests referencing `common.errors` instead of `@tryghost/errors` - Not all of them need to be updated; only updating the ones that are causing failures * fixed errors import being shadowed by local scope
2020-05-22 21:22:20 +03:00
message: i18n.t('errors.middleware.themehandler.missingTheme', {theme: settingsCache.get('active_theme')})
}));
}
// CASE: bootstrap theme validation failed, we would like to show the errors on the site [only production]
if (activeTheme.get().error && config.get('env') === 'production') {
Refactored `common` lib import to use destructuring (#11835) * refactored `core/frontend/apps` to destructure common imports * refactored `core/frontend/services/{apps, redirects, routing}` to destructure common imports * refactored `core/frontend/services/settings` to destructure common imports * refactored remaining `core/frontend/services` to destructure common imports * refactored `core/server/adapters` to destructure common imports * refactored `core/server/data/{db, exporter, schema, validation}` to destructure common imports * refactored `core/server/data/importer` to destructure common imports * refactored `core/server/models/{base, plugins, relations}` to destructure common imports * refactored remaining `core/server/models` to destructure common imports * refactored `core/server/api/canary/utils/serializers/output` to destructure common imports * refactored remaining `core/server/api/canary/utils` to destructure common imports * refactored remaining `core/server/api/canary` to destructure common imports * refactored `core/server/api/shared` to destructure common imports * refactored `core/server/api/v2/utils` to destructure common imports * refactored remaining `core/server/api/v2` to destructure common imports * refactored `core/frontend/meta` to destructure common imports * fixed some tests referencing `common.errors` instead of `@tryghost/errors` - Not all of them need to be updated; only updating the ones that are causing failures * fixed errors import being shadowed by local scope
2020-05-22 21:22:20 +03:00
return next(new errors.InternalServerError({
// We use the settingsCache here, because the setting will be set,
// even if the theme itself is not usable because it is invalid or missing.
Refactored `common` lib import to use destructuring (#11835) * refactored `core/frontend/apps` to destructure common imports * refactored `core/frontend/services/{apps, redirects, routing}` to destructure common imports * refactored `core/frontend/services/settings` to destructure common imports * refactored remaining `core/frontend/services` to destructure common imports * refactored `core/server/adapters` to destructure common imports * refactored `core/server/data/{db, exporter, schema, validation}` to destructure common imports * refactored `core/server/data/importer` to destructure common imports * refactored `core/server/models/{base, plugins, relations}` to destructure common imports * refactored remaining `core/server/models` to destructure common imports * refactored `core/server/api/canary/utils/serializers/output` to destructure common imports * refactored remaining `core/server/api/canary/utils` to destructure common imports * refactored remaining `core/server/api/canary` to destructure common imports * refactored `core/server/api/shared` to destructure common imports * refactored `core/server/api/v2/utils` to destructure common imports * refactored remaining `core/server/api/v2` to destructure common imports * refactored `core/frontend/meta` to destructure common imports * fixed some tests referencing `common.errors` instead of `@tryghost/errors` - Not all of them need to be updated; only updating the ones that are causing failures * fixed errors import being shadowed by local scope
2020-05-22 21:22:20 +03:00
message: i18n.t('errors.middleware.themehandler.invalidTheme', {theme: settingsCache.get('active_theme')}),
errorDetails: activeTheme.get().error.errorDetails
}));
}
// If the active theme has not yet been mounted, mount it into express
if (!activeTheme.get().mounted) {
activeTheme.get().mount(req.app);
}
next();
}
/*
* @TODO
* This should be definitely refactored and we need to consider _some_
* members settings as publicly readable
*/
function haxGetMembersPriceData() {
const defaultPriceData = {
monthly: 0,
yearly: 0
};
try {
const stripePlans = settingsCache.get('stripe_plans');
const priceData = stripePlans.reduce((prices, plan) => {
const numberAmount = 0 + plan.amount;
const dollarAmount = numberAmount ? Math.round(numberAmount / 100) : 0;
return Object.assign(prices, {
[plan.name.toLowerCase()]: {
valueOf() {
return dollarAmount;
},
amount: numberAmount,
currency: plan.currency,
nickname: plan.name,
interval: plan.interval
}
});
}, {});
priceData.currency = stripePlans[0].currency;
if (Number.isInteger(priceData.monthly.valueOf()) && Number.isInteger(priceData.yearly.valueOf())) {
return priceData;
}
return defaultPriceData;
} catch (err) {
return defaultPriceData;
}
}
function getSiteData(req) {
let siteData = settingsCache.getPublic();
// @TODO: it would be nicer if this was proper middleware somehow...
siteData = preview.handle(req, siteData);
// theme-only computed property added to @site
if (settingsCache.get('members_signup_access') === 'none') {
const escapedUrl = encodeURIComponent(urlUtils.urlFor({relativeUrl: '/rss/'}, true));
siteData.signup_url = `https://feedly.com/i/subscription/feed/${escapedUrl}`;
} else {
siteData.signup_url = '#/portal';
}
return siteData;
}
function updateGlobalTemplateOptions(req, res, next) {
// Static information, same for every request unless the settings change
// @TODO: bind this once and then update based on events?
// @TODO: decouple theme layer from settings cache using the Content API
const siteData = getSiteData(req);
const labsData = labs.getAll();
const themeData = {
posts_per_page: activeTheme.get().config('posts_per_page'),
image_sizes: activeTheme.get().config('image_sizes')
};
const priceData = haxGetMembersPriceData();
// @TODO: only do this if something changed?
// @TODO: remove blog in a major where we are happy to break more themes
{
hbs.updateTemplateOptions({
data: {
blog: siteData,
site: siteData,
labs: labsData,
config: themeData,
price: priceData
}
});
}
next();
}
function updateLocalTemplateData(req, res, next) {
// Pass 'secure' flag to the view engine
// so that templates can choose to render https or http 'url', see url utility
res.locals.secure = req.secure;
next();
}
function updateLocalTemplateOptions(req, res, next) {
const localTemplateOptions = hbs.getLocalTemplateOptions(res.locals);
const siteData = {
url: urlUtils.urlFor('home', {secure: req.secure, trailingSlash: false}, true)
};
const member = req.member ? {
uuid: req.member.uuid,
email: req.member.email,
name: req.member.name,
firstname: req.member.name && req.member.name.split(' ')[0],
avatar_image: req.member.avatar_image,
subscriptions: req.member.subscriptions && req.member.subscriptions.map((sub) => {
return Object.assign({}, sub, {
default_payment_card_last4: sub.default_payment_card_last4 || '****'
});
}),
paid: req.member.status !== 'free'
} : null;
hbs.updateLocalTemplateOptions(res.locals, _.merge({}, localTemplateOptions, {
data: {
member: member,
site: siteData,
// @deprecated: a gscan warning for @blog was added before 3.0 which replaced it with @site
blog: siteData
}
}));
next();
}
module.exports = [
ensureActiveTheme,
updateGlobalTemplateOptions,
updateLocalTemplateData,
updateLocalTemplateOptions
];