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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/metrics/variations_service.h" | 5 #include "chrome/browser/metrics/variations_service.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 | 8 |
9 #include "base/base64.h" | 9 #include "base/base64.h" |
10 #include "base/build_time.h" | 10 #include "base/build_time.h" |
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275 bool VariationsService::CheckStudyVersion( | 275 bool VariationsService::CheckStudyVersion( |
276 const chrome_variations::Study_Filter& filter, | 276 const chrome_variations::Study_Filter& filter, |
277 const std::string& version_string) { | 277 const std::string& version_string) { |
278 const Version version(version_string); | 278 const Version version(version_string); |
279 if (!version.IsValid()) { | 279 if (!version.IsValid()) { |
280 NOTREACHED(); | 280 NOTREACHED(); |
281 return false; | 281 return false; |
282 } | 282 } |
283 | 283 |
284 if (filter.has_min_version()) { | 284 if (filter.has_min_version()) { |
285 const Version min_version(filter.min_version()); | 285 if (version.CompareToWildcardString(filter.min_version()) < 0) |
286 if (!min_version.IsValid()) | |
287 return false; | |
288 if (version.CompareTo(min_version) < 0) | |
289 return false; | 286 return false; |
290 } | 287 } |
291 | 288 |
292 if (filter.has_max_version()) { | 289 if (filter.has_max_version()) { |
293 const Version max_version(filter.max_version()); | 290 if (version.CompareToWildcardString(filter.max_version()) > 0) |
294 if (!max_version.IsValid()) | |
295 return false; | |
296 if (version.CompareTo(max_version) > 0) | |
297 return false; | 291 return false; |
298 } | 292 } |
299 | 293 |
300 return true; | 294 return true; |
301 } | 295 } |
302 | 296 |
303 // static | 297 // static |
304 bool VariationsService::CheckStudyStartDate( | 298 bool VariationsService::CheckStudyStartDate( |
305 const chrome_variations::Study_Filter& filter, | 299 const chrome_variations::Study_Filter& filter, |
306 const base::Time& date_time) { | 300 const base::Time& date_time) { |
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326 | 320 |
327 // static | 321 // static |
328 bool VariationsService::ValidateStudyAndComputeTotalProbability( | 322 bool VariationsService::ValidateStudyAndComputeTotalProbability( |
329 const chrome_variations::Study& study, | 323 const chrome_variations::Study& study, |
330 base::FieldTrial::Probability* total_probability) { | 324 base::FieldTrial::Probability* total_probability) { |
331 // At the moment, a missing default_experiment_name makes the study invalid. | 325 // At the moment, a missing default_experiment_name makes the study invalid. |
332 if (study.default_experiment_name().empty()) { | 326 if (study.default_experiment_name().empty()) { |
333 DVLOG(1) << study.name() << " has no default experiment defined."; | 327 DVLOG(1) << study.name() << " has no default experiment defined."; |
334 return false; | 328 return false; |
335 } | 329 } |
| 330 if (study.filter().has_min_version() && |
| 331 !Version::IsValidWildcardString(study.filter().min_version())) { |
| 332 DVLOG(1) << study.name() << " has invalid min version: " |
| 333 << study.filter().min_version(); |
| 334 return false; |
| 335 } |
| 336 if (study.filter().has_max_version() && |
| 337 !Version::IsValidWildcardString(study.filter().max_version())) { |
| 338 DVLOG(1) << study.name() << " has invalid max version: " |
| 339 << study.filter().max_version(); |
| 340 return false; |
| 341 } |
336 | 342 |
337 const std::string& default_group_name = study.default_experiment_name(); | 343 const std::string& default_group_name = study.default_experiment_name(); |
338 base::FieldTrial::Probability divisor = 0; | 344 base::FieldTrial::Probability divisor = 0; |
339 | 345 |
340 bool found_default_group = false; | 346 bool found_default_group = false; |
341 std::set<std::string> experiment_names; | 347 std::set<std::string> experiment_names; |
342 for (int i = 0; i < study.experiment_size(); ++i) { | 348 for (int i = 0; i < study.experiment_size(); ++i) { |
343 if (study.experiment(i).name().empty()) { | 349 if (study.experiment(i).name().empty()) { |
344 DVLOG(1) << study.name() << " is missing experiment " << i << " name"; | 350 DVLOG(1) << study.name() << " is missing experiment " << i << " name"; |
345 return false; | 351 return false; |
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415 experiments_helper::AssociateGoogleVariationIDForce(study.name(), | 421 experiments_helper::AssociateGoogleVariationIDForce(study.name(), |
416 experiment.name(), | 422 experiment.name(), |
417 variation_id); | 423 variation_id); |
418 } | 424 } |
419 } | 425 } |
420 | 426 |
421 trial->SetForced(); | 427 trial->SetForced(); |
422 if (IsStudyExpired(study, reference_date)) | 428 if (IsStudyExpired(study, reference_date)) |
423 trial->Disable(); | 429 trial->Disable(); |
424 } | 430 } |
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