function _M.findResource()

in scripts/lua/routing.lua [172:203]

• 27 lines of code
• 6 McCabe index (conditional complexity)

function _M.findResource(dataStore, tenant, path)
  
  local redisKey = utils.concatStrings({"resources:", tenant, ":", path})
  local cfRedisKey
  local cfUrl = ngx.req.get_headers()["x-cf-forwarded-url"]
  if cfUrl ~= nil and cfUrl ~= "" then
    local u = url.parse(cfUrl)
    cfRedisKey = utils.concatStrings({"resources:", tenant, ":", path, u.path})
    ngx.var.analyticsUri = (u.path == "") and "/" or u.path
    if next(u.query) ~= nil then
      ngx.var.analyticsUri = utils.concatStrings({ngx.var.analyticsUri, '?', u.query})
    end
  end

  local result
  if OPTIMIZE > 0 then
    result = dataStore:optimizedLookup(tenant, path)
  end
  if result ~= nil then
    ngx.var.gatewayPath = result:gsub(utils.concatStrings({'resources:', tenant, ':'}), '')
    return result
  end

  local resourceKeys = dataStore:getAllResources(tenant)
  result = _M.slowLookup(resourceKeys, tenant, path, redisKey, cfRedisKey)

  if OPTIMIZE > 0 and result ~= nil then
    dataStore:optimizeLookup(tenant, result, path)
  end

  return result
end