node_modules ignore

server/node_modules/grant/lib/handler/express-4.js

@@ -0,0 +1,53 @@
+
+var Grant = require('../grant')
+
+
+module.exports = function (args = {}) {
+  var grant = Grant(args.config ? args : {config: args})
+  app.config = grant.config
+
+  var regex = new RegExp([
+    '^',
+    app.config.defaults.prefix,
+    /(?:\/([^\/\?]+?))/.source, // /:provider
+    /(?:\/([^\/\?]+?))?/.source, // /:override?
+    /(?:\/$|\/?\?+.*)?$/.source, // querystring
+  ].join(''), 'i')
+
+  async function app (req, res, next) {
+    var match = regex.exec(req.originalUrl)
+    if (!match) {
+      return next()
+    }
+
+    if (!req.session) {
+      next(new Error('Grant: mount session middleware first'))
+      return
+    }
+    if (req.method === 'POST' && !req.body) {
+      next(new Error('Grant: mount body parser middleware first'))
+      return
+    }
+
+    var {location, session, state} = await grant({
+      method: req.method,
+      params: {provider: match[1], override: match[2]},
+      query: req.query,
+      body: req.body,
+      state: res.locals.grant,
+      session: req.session.grant,
+    })
+
+    req.session.grant = session
+    res.locals.grant = state
+    location ? redirect(req, res, location) : next()
+  }
+
+  return app
+}
+
+var redirect = (req, res, location) =>
+  typeof req.session.save === 'function' &&
+    Object.getPrototypeOf(req.session).save.length
+      ? req.session.save(() => res.redirect(location))
+      : res.redirect(location)