15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#ifndef CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_ 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#define CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_ 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/basictypes.h" 9116680a4aac90f2aa7413d9095a592090648e557Ben Murdoch#include "content/public/common/resource_type.h" 10eb525c5499e34cc9c4b825d6d9e75bb07cc06aceBen Murdoch#include "url/gurl.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 122a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)namespace net { 138bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)class HttpResponseHeaders; 142a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)class URLRequest; 152a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)} 162a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace prerender { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 19a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles)extern const char kChromeNavigateExtraDataKey[]; 20a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// ID indicating that no experiment is active. 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const uint8 kNoExperiment = 0; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Extracts a urlencoded URL stored in a url= query parameter from a URL 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// supplied, if available, and stores it in alias_url. Returns whether or not 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// the operation succeeded (i.e. a valid URL was found). 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool MaybeGetQueryStringBasedAliasURL(const GURL& url, GURL* alias_url); 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Extracts an experiment stored in the query parameter 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// lpe= from the URL supplied, and returns it. 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Returns kNoExperiment if no experiment ID is found, or if the ID 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// is not an integer in the range 1 to 9. 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)uint8 GetQueryStringBasedExperiment(const GURL& url); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Indicates whether the URL provided has a Google domain 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsGoogleDomain(const GURL& url); 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Indicates whether the URL provided could be a Google search result page. 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsGoogleSearchResultURL(const GURL& url); 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The prerender contents of some experiments should never be swapped in 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// by pretending to never match on the URL. This function will return true 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// iff this is the case for the experiment_id specified. 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsNoSwapInExperiment(uint8 experiment_id); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The prerender contents of some experiments should behave identical to the 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// control group, regardless of the field trial. This function will return true 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// iff this is the case for the experiment_id specified. 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool IsControlGroupExperiment(uint8 experiment_id); 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 518bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)// Called by URLRequestResponseStarted to gather data about Pagespeed headers 528bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)// into the Prerender.PagespeedHeader histogram. Public so it can be accessed 538bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles)// by the unit test. 545f1c94371a64b3196d4be9466099bb892df9b88eTorne (Richard Coles)void GatherPagespeedData(const content::ResourceType resource_type, 558bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) const GURL& request_url, 568bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) const net::HttpResponseHeaders* response_headers); 578bcbed890bc3ce4d7a057a8f32cab53fa534672eTorne (Richard Coles) 582a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// Static method gathering stats about a URLRequest for which a response has 592a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)// just started. 602a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void URLRequestResponseStarted(net::URLRequest* request); 612a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) 62f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)// Report a URL was canceled due to trying to handle an external URL. 63f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)void ReportPrerenderExternalURL(); 64f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 65f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)// Report a URL was canceled due to unsupported prerender scheme. 66f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles)void ReportUnsupportedPrerenderScheme(const GURL& url); 67f2477e01787aa58f445919b809d89e252beef54fTorne (Richard Coles) 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace prerender 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#endif // CHROME_BROWSER_PRERENDER_PRERENDER_UTIL_H_ 71