From 345da516fae80f24c90c2196e96393b489af2243 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Fri, 5 Jul 2019 13:54:32 +0200
Subject: WIP plugins: add ability to register plugins

---
 server/middlewares/validators/plugins.ts | 35 ++++++++++++++++++++++++++++
 server/middlewares/validators/themes.ts  | 39 ++++++++++++++++++++++++++++++++
 2 files changed, 74 insertions(+)
 create mode 100644 server/middlewares/validators/plugins.ts
 create mode 100644 server/middlewares/validators/themes.ts

(limited to 'server/middlewares/validators')

diff --git a/server/middlewares/validators/plugins.ts b/server/middlewares/validators/plugins.ts
new file mode 100644
index 000000000..672299ee1
--- /dev/null
+++ b/server/middlewares/validators/plugins.ts
@@ -0,0 +1,35 @@
+import * as express from 'express'
+import { param } from 'express-validator/check'
+import { logger } from '../../helpers/logger'
+import { areValidationErrors } from './utils'
+import { isPluginNameValid, isPluginVersionValid } from '../../helpers/custom-validators/plugins'
+import { PluginManager } from '../../lib/plugins/plugin-manager'
+import { isSafePath } from '../../helpers/custom-validators/misc'
+
+const servePluginStaticDirectoryValidator = [
+  param('pluginName').custom(isPluginNameValid).withMessage('Should have a valid plugin name'),
+  param('pluginVersion').custom(isPluginVersionValid).withMessage('Should have a valid plugin version'),
+  param('staticEndpoint').custom(isSafePath).withMessage('Should have a valid static endpoint'),
+
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking servePluginStaticDirectory parameters', { parameters: req.params })
+
+    if (areValidationErrors(req, res)) return
+
+    const plugin = PluginManager.Instance.getRegisteredPlugin(req.params.pluginName)
+
+    if (!plugin || plugin.version !== req.params.pluginVersion) {
+      return res.sendStatus(404)
+    }
+
+    res.locals.registeredPlugin = plugin
+
+    return next()
+  }
+]
+
+// ---------------------------------------------------------------------------
+
+export {
+  servePluginStaticDirectoryValidator
+}
diff --git a/server/middlewares/validators/themes.ts b/server/middlewares/validators/themes.ts
new file mode 100644
index 000000000..642f2df78
--- /dev/null
+++ b/server/middlewares/validators/themes.ts
@@ -0,0 +1,39 @@
+import * as express from 'express'
+import { param } from 'express-validator/check'
+import { logger } from '../../helpers/logger'
+import { areValidationErrors } from './utils'
+import { isPluginNameValid, isPluginVersionValid } from '../../helpers/custom-validators/plugins'
+import { PluginManager } from '../../lib/plugins/plugin-manager'
+import { isSafePath } from '../../helpers/custom-validators/misc'
+
+const serveThemeCSSValidator = [
+  param('themeName').custom(isPluginNameValid).withMessage('Should have a valid theme name'),
+  param('themeVersion').custom(isPluginVersionValid).withMessage('Should have a valid theme version'),
+  param('staticEndpoint').custom(isSafePath).withMessage('Should have a valid static endpoint'),
+
+  (req: express.Request, res: express.Response, next: express.NextFunction) => {
+    logger.debug('Checking serveThemeCSS parameters', { parameters: req.params })
+
+    if (areValidationErrors(req, res)) return
+
+    const theme = PluginManager.Instance.getRegisteredTheme(req.params.themeName)
+
+    if (!theme || theme.version !== req.params.themeVersion) {
+      return res.sendStatus(404)
+    }
+
+    if (theme.css.includes(req.params.staticEndpoint) === false) {
+      return res.sendStatus(404)
+    }
+
+    res.locals.registeredPlugin = theme
+
+    return next()
+  }
+]
+
+// ---------------------------------------------------------------------------
+
+export {
+  serveThemeCSSValidator
+}
-- 
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