diff options
Diffstat (limited to 'chrome/browser/search_engines/template_url.cc')
| -rw-r--r-- | chrome/browser/search_engines/template_url.cc | 1447 |
1 files changed, 0 insertions, 1447 deletions
diff --git a/chrome/browser/search_engines/template_url.cc b/chrome/browser/search_engines/template_url.cc deleted file mode 100644 index 14b8366..0000000 --- a/chrome/browser/search_engines/template_url.cc +++ /dev/null @@ -1,1447 +0,0 @@ -// Copyright (c) 2012 The Chromium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -#include "chrome/browser/search_engines/template_url.h" - -#include <string> -#include <vector> - -#include "base/basictypes.h" -#include "base/command_line.h" -#include "base/format_macros.h" -#include "base/i18n/icu_string_conversions.h" -#include "base/i18n/rtl.h" -#include "base/logging.h" -#include "base/metrics/field_trial.h" -#include "base/rand_util.h" -#include "base/strings/string_number_conversions.h" -#include "base/strings/string_split.h" -#include "base/strings/string_util.h" -#include "base/strings/stringprintf.h" -#include "base/strings/utf_string_conversions.h" -#include "components/google/core/browser/google_util.h" -#include "components/metrics/proto/omnibox_input_type.pb.h" -#include "components/search_engines/search_engines_switches.h" -#include "components/search_engines/search_terms_data.h" -#include "extensions/common/constants.h" -#include "google_apis/google_api_keys.h" -#include "net/base/escape.h" -#include "net/base/mime_util.h" -#include "net/base/net_util.h" -#include "ui/base/l10n/l10n_util.h" - -namespace { - -// The TemplateURLRef has any number of terms that need to be replaced. Each of -// the terms is enclosed in braces. If the character preceeding the final -// brace is a ?, it indicates the term is optional and can be replaced with -// an empty string. -const char kStartParameter = '{'; -const char kEndParameter = '}'; -const char kOptional = '?'; - -// Known parameters found in the URL. -const char kSearchTermsParameter[] = "searchTerms"; -const char kSearchTermsParameterFull[] = "{searchTerms}"; -const char kCountParameter[] = "count"; -const char kStartIndexParameter[] = "startIndex"; -const char kStartPageParameter[] = "startPage"; -const char kLanguageParameter[] = "language"; -const char kInputEncodingParameter[] = "inputEncoding"; -const char kOutputEncodingParameter[] = "outputEncoding"; - -const char kGoogleAssistedQueryStatsParameter[] = "google:assistedQueryStats"; - -// Host/Domain Google searches are relative to. -const char kGoogleBaseURLParameter[] = "google:baseURL"; -const char kGoogleBaseURLParameterFull[] = "{google:baseURL}"; - -// Like google:baseURL, but for the Search Suggest capability. -const char kGoogleBaseSuggestURLParameter[] = "google:baseSuggestURL"; -const char kGoogleBaseSuggestURLParameterFull[] = "{google:baseSuggestURL}"; -const char kGoogleBookmarkBarPinnedParameter[] = "google:bookmarkBarPinned"; -const char kGoogleContextualSearchContextData[] = - "google:contextualSearchContextData"; -const char kGoogleContextualSearchVersion[] = "google:contextualSearchVersion"; -const char kGoogleCurrentPageUrlParameter[] = "google:currentPageUrl"; -const char kGoogleCursorPositionParameter[] = "google:cursorPosition"; -const char kGoogleForceInstantResultsParameter[] = "google:forceInstantResults"; -const char kGoogleImageSearchSource[] = "google:imageSearchSource"; -const char kGoogleImageThumbnailParameter[] = "google:imageThumbnail"; -const char kGoogleImageOriginalWidth[] = "google:imageOriginalWidth"; -const char kGoogleImageOriginalHeight[] = "google:imageOriginalHeight"; -const char kGoogleImageURLParameter[] = "google:imageURL"; -const char kGoogleInputTypeParameter[] = "google:inputType"; -const char kGoogleInstantExtendedEnabledParameter[] = - "google:instantExtendedEnabledParameter"; -const char kGoogleInstantExtendedEnabledKey[] = - "google:instantExtendedEnabledKey"; -const char kGoogleInstantExtendedEnabledKeyFull[] = - "{google:instantExtendedEnabledKey}"; -const char kGoogleNTPIsThemedParameter[] = "google:ntpIsThemedParameter"; -const char kGoogleOmniboxStartMarginParameter[] = - "google:omniboxStartMarginParameter"; -const char kGoogleOriginalQueryForSuggestionParameter[] = - "google:originalQueryForSuggestion"; -const char kGooglePageClassificationParameter[] = "google:pageClassification"; -const char kGooglePrefetchQuery[] = "google:prefetchQuery"; -const char kGoogleRLZParameter[] = "google:RLZ"; -const char kGoogleSearchClient[] = "google:searchClient"; -const char kGoogleSearchFieldtrialParameter[] = - "google:searchFieldtrialParameter"; -const char kGoogleSearchVersion[] = "google:searchVersion"; -const char kGoogleSessionToken[] = "google:sessionToken"; -const char kGoogleSourceIdParameter[] = "google:sourceId"; -const char kGoogleSuggestAPIKeyParameter[] = "google:suggestAPIKeyParameter"; -const char kGoogleSuggestClient[] = "google:suggestClient"; -const char kGoogleSuggestRequestId[] = "google:suggestRid"; - -// Same as kSearchTermsParameter, with no escaping. -const char kGoogleUnescapedSearchTermsParameter[] = - "google:unescapedSearchTerms"; -const char kGoogleUnescapedSearchTermsParameterFull[] = - "{google:unescapedSearchTerms}"; - -// Display value for kSearchTermsParameter. -const char kDisplaySearchTerms[] = "%s"; - -// Display value for kGoogleUnescapedSearchTermsParameter. -const char kDisplayUnescapedSearchTerms[] = "%S"; - -// Used if the count parameter is not optional. Indicates we want 10 search -// results. -const char kDefaultCount[] = "10"; - -// Used if the parameter kOutputEncodingParameter is required. -const char kOutputEncodingType[] = "UTF-8"; - -// Attempts to encode |terms| and |original_query| in |encoding| and escape -// them. |terms| may be escaped as path or query depending on |is_in_query|; -// |original_query| is always escaped as query. Returns whether the encoding -// process succeeded. -bool TryEncoding(const base::string16& terms, - const base::string16& original_query, - const char* encoding, - bool is_in_query, - base::string16* escaped_terms, - base::string16* escaped_original_query) { - DCHECK(escaped_terms); - DCHECK(escaped_original_query); - std::string encoded_terms; - if (!base::UTF16ToCodepage(terms, encoding, - base::OnStringConversionError::SKIP, &encoded_terms)) - return false; - *escaped_terms = base::UTF8ToUTF16(is_in_query ? - net::EscapeQueryParamValue(encoded_terms, true) : - net::EscapePath(encoded_terms)); - if (original_query.empty()) - return true; - std::string encoded_original_query; - if (!base::UTF16ToCodepage(original_query, encoding, - base::OnStringConversionError::SKIP, &encoded_original_query)) - return false; - *escaped_original_query = base::UTF8ToUTF16( - net::EscapeQueryParamValue(encoded_original_query, true)); - return true; -} - -// Extract query key and host given a list of parameters coming from the URL -// query or ref. -std::string FindSearchTermsKey(const std::string& params) { - if (params.empty()) - return std::string(); - url::Component query, key, value; - query.len = static_cast<int>(params.size()); - while (url::ExtractQueryKeyValue(params.c_str(), &query, &key, &value)) { - if (key.is_nonempty() && value.is_nonempty()) { - std::string value_string = params.substr(value.begin, value.len); - if (value_string.find(kSearchTermsParameterFull, 0) != - std::string::npos || - value_string.find(kGoogleUnescapedSearchTermsParameterFull, 0) != - std::string::npos) { - return params.substr(key.begin, key.len); - } - } - } - return std::string(); -} - -bool IsTemplateParameterString(const std::string& param) { - return (param.length() > 2) && (*(param.begin()) == kStartParameter) && - (*(param.rbegin()) == kEndParameter); -} - -} // namespace - - -// TemplateURLRef::SearchTermsArgs -------------------------------------------- - -TemplateURLRef::SearchTermsArgs::SearchTermsArgs( - const base::string16& search_terms) - : search_terms(search_terms), - input_type(metrics::OmniboxInputType::INVALID), - accepted_suggestion(NO_SUGGESTIONS_AVAILABLE), - cursor_position(base::string16::npos), - omnibox_start_margin(-1), - page_classification(metrics::OmniboxEventProto::INVALID_SPEC), - bookmark_bar_pinned(false), - append_extra_query_params(false), - force_instant_results(false), - from_app_list(false), - contextual_search_params(ContextualSearchParams()) { -} - -TemplateURLRef::SearchTermsArgs::~SearchTermsArgs() { -} - -TemplateURLRef::SearchTermsArgs::ContextualSearchParams:: - ContextualSearchParams() - : version(-1), - start(base::string16::npos), - end(base::string16::npos) { -} - -TemplateURLRef::SearchTermsArgs::ContextualSearchParams:: - ContextualSearchParams( - const int version, - const size_t start, - const size_t end, - const std::string& selection, - const std::string& content, - const std::string& base_page_url, - const std::string& encoding) - : version(version), - start(start), - end(end), - selection(selection), - content(content), - base_page_url(base_page_url), - encoding(encoding) { -} - -TemplateURLRef::SearchTermsArgs::ContextualSearchParams:: - ~ContextualSearchParams() { -} - -// TemplateURLRef ------------------------------------------------------------- - -TemplateURLRef::TemplateURLRef(TemplateURL* owner, Type type) - : owner_(owner), - type_(type), - index_in_owner_(-1), - parsed_(false), - valid_(false), - supports_replacements_(false), - search_term_key_location_(url::Parsed::QUERY), - prepopulated_(false) { - DCHECK(owner_); - DCHECK_NE(INDEXED, type_); -} - -TemplateURLRef::TemplateURLRef(TemplateURL* owner, size_t index_in_owner) - : owner_(owner), - type_(INDEXED), - index_in_owner_(index_in_owner), - parsed_(false), - valid_(false), - supports_replacements_(false), - search_term_key_location_(url::Parsed::QUERY), - prepopulated_(false) { - DCHECK(owner_); - DCHECK_LT(index_in_owner_, owner_->URLCount()); -} - -TemplateURLRef::~TemplateURLRef() { -} - -std::string TemplateURLRef::GetURL() const { - switch (type_) { - case SEARCH: return owner_->url(); - case SUGGEST: return owner_->suggestions_url(); - case INSTANT: return owner_->instant_url(); - case IMAGE: return owner_->image_url(); - case NEW_TAB: return owner_->new_tab_url(); - case CONTEXTUAL_SEARCH: return owner_->contextual_search_url(); - case INDEXED: return owner_->GetURL(index_in_owner_); - default: NOTREACHED(); return std::string(); // NOLINT - } -} - -std::string TemplateURLRef::GetPostParamsString() const { - switch (type_) { - case INDEXED: - case SEARCH: return owner_->search_url_post_params(); - case SUGGEST: return owner_->suggestions_url_post_params(); - case INSTANT: return owner_->instant_url_post_params(); - case NEW_TAB: return std::string(); - case CONTEXTUAL_SEARCH: return std::string(); - case IMAGE: return owner_->image_url_post_params(); - default: NOTREACHED(); return std::string(); // NOLINT - } -} - -bool TemplateURLRef::UsesPOSTMethod( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return !post_params_.empty(); -} - -bool TemplateURLRef::EncodeFormData(const PostParams& post_params, - PostContent* post_content) const { - if (post_params.empty()) - return true; - if (!post_content) - return false; - - const char kUploadDataMIMEType[] = "multipart/form-data; boundary="; - const char kMultipartBoundary[] = "----+*+----%016" PRIx64 "----+*+----"; - // Each name/value pair is stored in a body part which is preceded by a - // boundary delimiter line. Uses random number generator here to create - // a unique boundary delimiter for form data encoding. - std::string boundary = base::StringPrintf(kMultipartBoundary, - base::RandUint64()); - // Sets the content MIME type. - post_content->first = kUploadDataMIMEType; - post_content->first += boundary; - // Encodes the post parameters. - std::string* post_data = &post_content->second; - post_data->clear(); - for (PostParams::const_iterator param = post_params.begin(); - param != post_params.end(); ++param) { - DCHECK(!param->first.empty()); - net::AddMultipartValueForUpload(param->first, param->second, boundary, - std::string(), post_data); - } - net::AddMultipartFinalDelimiterForUpload(boundary, post_data); - return true; -} - -bool TemplateURLRef::SupportsReplacement( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return valid_ && supports_replacements_; -} - -std::string TemplateURLRef::ReplaceSearchTerms( - const SearchTermsArgs& search_terms_args, - const SearchTermsData& search_terms_data, - PostContent* post_content) const { - ParseIfNecessary(search_terms_data); - if (!valid_) - return std::string(); - - std::string url(HandleReplacements(search_terms_args, search_terms_data, - post_content)); - - GURL gurl(url); - if (!gurl.is_valid()) - return url; - - std::vector<std::string> query_params; - if (search_terms_args.append_extra_query_params) { - std::string extra_params( - CommandLine::ForCurrentProcess()->GetSwitchValueASCII( - switches::kExtraSearchQueryParams)); - if (!extra_params.empty()) - query_params.push_back(extra_params); - } - if (!search_terms_args.suggest_query_params.empty()) - query_params.push_back(search_terms_args.suggest_query_params); - if (!gurl.query().empty()) - query_params.push_back(gurl.query()); - - if (query_params.empty()) - return url; - - GURL::Replacements replacements; - std::string query_str = JoinString(query_params, "&"); - replacements.SetQueryStr(query_str); - return gurl.ReplaceComponents(replacements).possibly_invalid_spec(); -} - -bool TemplateURLRef::IsValid(const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return valid_; -} - -base::string16 TemplateURLRef::DisplayURL( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - base::string16 result(base::UTF8ToUTF16(GetURL())); - if (valid_ && !replacements_.empty()) { - ReplaceSubstringsAfterOffset(&result, 0, - base::ASCIIToUTF16(kSearchTermsParameterFull), - base::ASCIIToUTF16(kDisplaySearchTerms)); - ReplaceSubstringsAfterOffset(&result, 0, - base::ASCIIToUTF16(kGoogleUnescapedSearchTermsParameterFull), - base::ASCIIToUTF16(kDisplayUnescapedSearchTerms)); - } - return result; -} - -// static -std::string TemplateURLRef::DisplayURLToURLRef( - const base::string16& display_url) { - base::string16 result = display_url; - ReplaceSubstringsAfterOffset(&result, 0, - base::ASCIIToUTF16(kDisplaySearchTerms), - base::ASCIIToUTF16(kSearchTermsParameterFull)); - ReplaceSubstringsAfterOffset( - &result, 0, - base::ASCIIToUTF16(kDisplayUnescapedSearchTerms), - base::ASCIIToUTF16(kGoogleUnescapedSearchTermsParameterFull)); - return base::UTF16ToUTF8(result); -} - -const std::string& TemplateURLRef::GetHost( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return host_; -} - -const std::string& TemplateURLRef::GetPath( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return path_; -} - -const std::string& TemplateURLRef::GetSearchTermKey( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - return search_term_key_; -} - -base::string16 TemplateURLRef::SearchTermToString16( - const std::string& term) const { - const std::vector<std::string>& encodings = owner_->input_encodings(); - base::string16 result; - - std::string unescaped = net::UnescapeURLComponent( - term, - net::UnescapeRule::REPLACE_PLUS_WITH_SPACE | - net::UnescapeRule::URL_SPECIAL_CHARS); - for (size_t i = 0; i < encodings.size(); ++i) { - if (base::CodepageToUTF16(unescaped, encodings[i].c_str(), - base::OnStringConversionError::FAIL, &result)) - return result; - } - - // Always fall back on UTF-8 if it works. - if (base::CodepageToUTF16(unescaped, base::kCodepageUTF8, - base::OnStringConversionError::FAIL, &result)) - return result; - - // When nothing worked, just use the escaped text. We have no idea what the - // encoding is. We need to substitute spaces for pluses ourselves since we're - // not sending it through an unescaper. - result = base::UTF8ToUTF16(term); - std::replace(result.begin(), result.end(), '+', ' '); - return result; -} - -bool TemplateURLRef::HasGoogleBaseURLs( - const SearchTermsData& search_terms_data) const { - ParseIfNecessary(search_terms_data); - for (size_t i = 0; i < replacements_.size(); ++i) { - if ((replacements_[i].type == GOOGLE_BASE_URL) || - (replacements_[i].type == GOOGLE_BASE_SUGGEST_URL)) - return true; - } - return false; -} - -bool TemplateURLRef::ExtractSearchTermsFromURL( - const GURL& url, - base::string16* search_terms, - const SearchTermsData& search_terms_data, - url::Parsed::ComponentType* search_terms_component, - url::Component* search_terms_position) const { - DCHECK(search_terms); - search_terms->clear(); - - ParseIfNecessary(search_terms_data); - - // We need a search term in the template URL to extract something. - if (search_term_key_.empty()) - return false; - - // TODO(beaudoin): Support patterns of the form http://foo/{searchTerms}/ - // See crbug.com/153798 - - // Fill-in the replacements. We don't care about search terms in the pattern, - // so we use the empty string. - // Currently we assume the search term only shows in URL, not in post params. - GURL pattern(ReplaceSearchTerms(SearchTermsArgs(base::string16()), - search_terms_data, NULL)); - // Host, path and port must match. - if (url.port() != pattern.port() || - url.host() != host_ || - url.path() != path_) { - return false; - } - - // Parameter must be present either in the query or the ref. - const std::string& params( - (search_term_key_location_ == url::Parsed::QUERY) ? - url.query() : url.ref()); - - url::Component query, key, value; - query.len = static_cast<int>(params.size()); - bool key_found = false; - while (url::ExtractQueryKeyValue(params.c_str(), &query, &key, &value)) { - if (key.is_nonempty()) { - if (params.substr(key.begin, key.len) == search_term_key_) { - // Fail if search term key is found twice. - if (key_found) { - search_terms->clear(); - return false; - } - key_found = true; - // Extract the search term. - *search_terms = net::UnescapeAndDecodeUTF8URLComponent( - params.substr(value.begin, value.len), - net::UnescapeRule::SPACES | - net::UnescapeRule::URL_SPECIAL_CHARS | - net::UnescapeRule::REPLACE_PLUS_WITH_SPACE); - if (search_terms_component) - *search_terms_component = search_term_key_location_; - if (search_terms_position) - *search_terms_position = value; - } - } - } - return key_found; -} - -void TemplateURLRef::InvalidateCachedValues() const { - supports_replacements_ = valid_ = parsed_ = false; - host_.clear(); - path_.clear(); - search_term_key_.clear(); - replacements_.clear(); - post_params_.clear(); -} - -bool TemplateURLRef::ParseParameter(size_t start, - size_t end, - std::string* url, - Replacements* replacements) const { - DCHECK(start != std::string::npos && - end != std::string::npos && end > start); - size_t length = end - start - 1; - bool optional = false; - if ((*url)[end - 1] == kOptional) { - optional = true; - length--; - } - std::string parameter(url->substr(start + 1, length)); - std::string full_parameter(url->substr(start, end - start + 1)); - // Remove the parameter from the string. For parameters who replacement is - // constant and already known, just replace them directly. For other cases, - // like parameters whose values may change over time, use |replacements|. - url->erase(start, end - start + 1); - if (parameter == kSearchTermsParameter) { - replacements->push_back(Replacement(SEARCH_TERMS, start)); - } else if (parameter == kCountParameter) { - if (!optional) - url->insert(start, kDefaultCount); - } else if (parameter == kGoogleAssistedQueryStatsParameter) { - replacements->push_back(Replacement(GOOGLE_ASSISTED_QUERY_STATS, start)); - } else if (parameter == kGoogleBaseURLParameter) { - replacements->push_back(Replacement(GOOGLE_BASE_URL, start)); - } else if (parameter == kGoogleBaseSuggestURLParameter) { - replacements->push_back(Replacement(GOOGLE_BASE_SUGGEST_URL, start)); - } else if (parameter == kGoogleBookmarkBarPinnedParameter) { - replacements->push_back(Replacement(GOOGLE_BOOKMARK_BAR_PINNED, start)); - } else if (parameter == kGoogleCurrentPageUrlParameter) { - replacements->push_back(Replacement(GOOGLE_CURRENT_PAGE_URL, start)); - } else if (parameter == kGoogleCursorPositionParameter) { - replacements->push_back(Replacement(GOOGLE_CURSOR_POSITION, start)); - } else if (parameter == kGoogleForceInstantResultsParameter) { - replacements->push_back(Replacement(GOOGLE_FORCE_INSTANT_RESULTS, start)); - } else if (parameter == kGoogleImageOriginalHeight) { - replacements->push_back( - Replacement(TemplateURLRef::GOOGLE_IMAGE_ORIGINAL_HEIGHT, start)); - } else if (parameter == kGoogleImageOriginalWidth) { - replacements->push_back( - Replacement(TemplateURLRef::GOOGLE_IMAGE_ORIGINAL_WIDTH, start)); - } else if (parameter == kGoogleImageSearchSource) { - replacements->push_back( - Replacement(TemplateURLRef::GOOGLE_IMAGE_SEARCH_SOURCE, start)); - } else if (parameter == kGoogleImageThumbnailParameter) { - replacements->push_back( - Replacement(TemplateURLRef::GOOGLE_IMAGE_THUMBNAIL, start)); - } else if (parameter == kGoogleImageURLParameter) { - replacements->push_back(Replacement(TemplateURLRef::GOOGLE_IMAGE_URL, - start)); - } else if (parameter == kGoogleInputTypeParameter) { - replacements->push_back(Replacement(TemplateURLRef::GOOGLE_INPUT_TYPE, - start)); - } else if (parameter == kGoogleInstantExtendedEnabledParameter) { - replacements->push_back(Replacement(GOOGLE_INSTANT_EXTENDED_ENABLED, - start)); - } else if (parameter == kGoogleInstantExtendedEnabledKey) { - url->insert(start, google_util::kInstantExtendedAPIParam); - } else if (parameter == kGoogleNTPIsThemedParameter) { - replacements->push_back(Replacement(GOOGLE_NTP_IS_THEMED, start)); - } else if (parameter == kGoogleOmniboxStartMarginParameter) { - replacements->push_back(Replacement(GOOGLE_OMNIBOX_START_MARGIN, start)); - } else if (parameter == kGoogleContextualSearchVersion) { - replacements->push_back( - Replacement(GOOGLE_CONTEXTUAL_SEARCH_VERSION, start)); - } else if (parameter == kGoogleContextualSearchContextData) { - replacements->push_back( - Replacement(GOOGLE_CONTEXTUAL_SEARCH_CONTEXT_DATA, start)); - } else if (parameter == kGoogleOriginalQueryForSuggestionParameter) { - replacements->push_back(Replacement(GOOGLE_ORIGINAL_QUERY_FOR_SUGGESTION, - start)); - } else if (parameter == kGooglePageClassificationParameter) { - replacements->push_back(Replacement(GOOGLE_PAGE_CLASSIFICATION, start)); - } else if (parameter == kGooglePrefetchQuery) { - replacements->push_back(Replacement(GOOGLE_PREFETCH_QUERY, start)); - } else if (parameter == kGoogleRLZParameter) { - replacements->push_back(Replacement(GOOGLE_RLZ, start)); - } else if (parameter == kGoogleSearchClient) { - replacements->push_back(Replacement(GOOGLE_SEARCH_CLIENT, start)); - } else if (parameter == kGoogleSearchFieldtrialParameter) { - replacements->push_back(Replacement(GOOGLE_SEARCH_FIELDTRIAL_GROUP, start)); - } else if (parameter == kGoogleSearchVersion) { - replacements->push_back(Replacement(GOOGLE_SEARCH_VERSION, start)); - } else if (parameter == kGoogleSessionToken) { - replacements->push_back(Replacement(GOOGLE_SESSION_TOKEN, start)); - } else if (parameter == kGoogleSourceIdParameter) { -#if defined(OS_ANDROID) - url->insert(start, "sourceid=chrome-mobile&"); -#else - url->insert(start, "sourceid=chrome&"); -#endif - } else if (parameter == kGoogleSuggestAPIKeyParameter) { - url->insert(start, - net::EscapeQueryParamValue(google_apis::GetAPIKey(), false)); - } else if (parameter == kGoogleSuggestClient) { - replacements->push_back(Replacement(GOOGLE_SUGGEST_CLIENT, start)); - } else if (parameter == kGoogleSuggestRequestId) { - replacements->push_back(Replacement(GOOGLE_SUGGEST_REQUEST_ID, start)); - } else if (parameter == kGoogleUnescapedSearchTermsParameter) { - replacements->push_back(Replacement(GOOGLE_UNESCAPED_SEARCH_TERMS, start)); - } else if (parameter == kInputEncodingParameter) { - replacements->push_back(Replacement(ENCODING, start)); - } else if (parameter == kLanguageParameter) { - replacements->push_back(Replacement(LANGUAGE, start)); - } else if (parameter == kOutputEncodingParameter) { - if (!optional) - url->insert(start, kOutputEncodingType); - } else if ((parameter == kStartIndexParameter) || - (parameter == kStartPageParameter)) { - // We don't support these. - if (!optional) - url->insert(start, "1"); - } else if (!prepopulated_) { - // If it's a prepopulated URL, we know that it's safe to remove unknown - // parameters, so just ignore this and return true below. Otherwise it could - // be some garbage but can also be a javascript block. Put it back. - url->insert(start, full_parameter); - return false; - } - return true; -} - -std::string TemplateURLRef::ParseURL(const std::string& url, - Replacements* replacements, - PostParams* post_params, - bool* valid) const { - *valid = false; - std::string parsed_url = url; - for (size_t last = 0; last != std::string::npos; ) { - last = parsed_url.find(kStartParameter, last); - if (last != std::string::npos) { - size_t template_end = parsed_url.find(kEndParameter, last); - if (template_end != std::string::npos) { - // Since we allow Javascript in the URL, {} pairs could be nested. Match - // only leaf pairs with supported parameters. - size_t next_template_start = parsed_url.find(kStartParameter, last + 1); - if (next_template_start == std::string::npos || - next_template_start > template_end) { - // If successful, ParseParameter erases from the string as such no - // need to update |last|. If failed, move |last| to the end of pair. - if (!ParseParameter(last, template_end, &parsed_url, replacements)) { - // |template_end| + 1 may be beyond the end of the string. - last = template_end; - } - } else { - last = next_template_start; - } - } else { - // Open brace without a closing brace, return. - return std::string(); - } - } - } - - // Handles the post parameters. - const std::string& post_params_string = GetPostParamsString(); - if (!post_params_string.empty()) { - typedef std::vector<std::string> Strings; - Strings param_list; - base::SplitString(post_params_string, ',', ¶m_list); - - for (Strings::const_iterator iterator = param_list.begin(); - iterator != param_list.end(); ++iterator) { - Strings parts; - // The '=' delimiter is required and the name must be not empty. - base::SplitString(*iterator, '=', &parts); - if ((parts.size() != 2U) || parts[0].empty()) - return std::string(); - - std::string& value = parts[1]; - size_t replacements_size = replacements->size(); - if (IsTemplateParameterString(value)) - ParseParameter(0, value.length() - 1, &value, replacements); - post_params->push_back(std::make_pair(parts[0], value)); - // If there was a replacement added, points its index to last added - // PostParam. - if (replacements->size() > replacements_size) { - DCHECK_EQ(replacements_size + 1, replacements->size()); - Replacement* r = &replacements->back(); - r->is_post_param = true; - r->index = post_params->size() - 1; - } - } - DCHECK(!post_params->empty()); - } - - *valid = true; - return parsed_url; -} - -void TemplateURLRef::ParseIfNecessary( - const SearchTermsData& search_terms_data) const { - if (!parsed_) { - InvalidateCachedValues(); - parsed_ = true; - parsed_url_ = ParseURL(GetURL(), &replacements_, &post_params_, &valid_); - supports_replacements_ = false; - if (valid_) { - bool has_only_one_search_term = false; - for (Replacements::const_iterator i = replacements_.begin(); - i != replacements_.end(); ++i) { - if ((i->type == SEARCH_TERMS) || - (i->type == GOOGLE_UNESCAPED_SEARCH_TERMS)) { - if (has_only_one_search_term) { - has_only_one_search_term = false; - break; - } - has_only_one_search_term = true; - supports_replacements_ = true; - } - } - // Only parse the host/key if there is one search term. Technically there - // could be more than one term, but it's uncommon; so we punt. - if (has_only_one_search_term) - ParseHostAndSearchTermKey(search_terms_data); - } - } -} - -void TemplateURLRef::ParseHostAndSearchTermKey( - const SearchTermsData& search_terms_data) const { - std::string url_string(GetURL()); - ReplaceSubstringsAfterOffset(&url_string, 0, - kGoogleBaseURLParameterFull, - search_terms_data.GoogleBaseURLValue()); - ReplaceSubstringsAfterOffset(&url_string, 0, - kGoogleBaseSuggestURLParameterFull, - search_terms_data.GoogleBaseSuggestURLValue()); - - search_term_key_.clear(); - host_.clear(); - path_.clear(); - search_term_key_location_ = url::Parsed::REF; - - GURL url(url_string); - if (!url.is_valid()) - return; - - std::string query_key = FindSearchTermsKey(url.query()); - std::string ref_key = FindSearchTermsKey(url.ref()); - if (query_key.empty() == ref_key.empty()) - return; // No key or multiple keys found. We only handle having one key. - search_term_key_ = query_key.empty() ? ref_key : query_key; - search_term_key_location_ = - query_key.empty() ? url::Parsed::REF : url::Parsed::QUERY; - host_ = url.host(); - path_ = url.path(); -} - -void TemplateURLRef::HandleReplacement(const std::string& name, - const std::string& value, - const Replacement& replacement, - std::string* url) const { - size_t pos = replacement.index; - if (replacement.is_post_param) { - DCHECK_LT(pos, post_params_.size()); - DCHECK(!post_params_[pos].first.empty()); - post_params_[pos].second = value; - } else { - url->insert(pos, name.empty() ? value : (name + "=" + value + "&")); - } -} - -std::string TemplateURLRef::HandleReplacements( - const SearchTermsArgs& search_terms_args, - const SearchTermsData& search_terms_data, - PostContent* post_content) const { - if (replacements_.empty()) { - if (!post_params_.empty()) - EncodeFormData(post_params_, post_content); - return parsed_url_; - } - - // Determine if the search terms are in the query or before. We're escaping - // space as '+' in the former case and as '%20' in the latter case. - bool is_in_query = true; - for (Replacements::iterator i = replacements_.begin(); - i != replacements_.end(); ++i) { - if (i->type == SEARCH_TERMS) { - base::string16::size_type query_start = parsed_url_.find('?'); - is_in_query = query_start != base::string16::npos && - (static_cast<base::string16::size_type>(i->index) > query_start); - break; - } - } - - std::string input_encoding; - base::string16 encoded_terms; - base::string16 encoded_original_query; - owner_->EncodeSearchTerms(search_terms_args, is_in_query, &input_encoding, - &encoded_terms, &encoded_original_query); - - std::string url = parsed_url_; - - // replacements_ is ordered in ascending order, as such we need to iterate - // from the back. - for (Replacements::reverse_iterator i = replacements_.rbegin(); - i != replacements_.rend(); ++i) { - switch (i->type) { - case ENCODING: - HandleReplacement(std::string(), input_encoding, *i, &url); - break; - - case GOOGLE_ASSISTED_QUERY_STATS: - DCHECK(!i->is_post_param); - if (!search_terms_args.assisted_query_stats.empty()) { - // Get the base URL without substituting AQS to avoid infinite - // recursion. We need the URL to find out if it meets all - // AQS requirements (e.g. HTTPS protocol check). - // See TemplateURLRef::SearchTermsArgs for more details. - SearchTermsArgs search_terms_args_without_aqs(search_terms_args); - search_terms_args_without_aqs.assisted_query_stats.clear(); - GURL base_url(ReplaceSearchTerms( - search_terms_args_without_aqs, search_terms_data, NULL)); - if (base_url.SchemeIs(url::kHttpsScheme)) { - HandleReplacement( - "aqs", search_terms_args.assisted_query_stats, *i, &url); - } - } - break; - - case GOOGLE_BASE_URL: - DCHECK(!i->is_post_param); - HandleReplacement( - std::string(), search_terms_data.GoogleBaseURLValue(), *i, &url); - break; - - case GOOGLE_BASE_SUGGEST_URL: - DCHECK(!i->is_post_param); - HandleReplacement( - std::string(), search_terms_data.GoogleBaseSuggestURLValue(), *i, - &url); - break; - - case GOOGLE_BOOKMARK_BAR_PINNED: - if (search_terms_data.IsShowingSearchTermsOnSearchResultsPages()) { - // Log whether the bookmark bar is pinned when the user is seeing - // InstantExtended on the SRP. - DCHECK(!i->is_post_param); - HandleReplacement( - "bmbp", search_terms_args.bookmark_bar_pinned ? "1" : "0", *i, - &url); - } - break; - - case GOOGLE_CURRENT_PAGE_URL: - DCHECK(!i->is_post_param); - if (!search_terms_args.current_page_url.empty()) { - const std::string& escaped_current_page_url = - net::EscapeQueryParamValue(search_terms_args.current_page_url, - true); - HandleReplacement("url", escaped_current_page_url, *i, &url); - } - break; - - case GOOGLE_CURSOR_POSITION: - DCHECK(!i->is_post_param); - if (search_terms_args.cursor_position != base::string16::npos) - HandleReplacement( - "cp", - base::StringPrintf("%" PRIuS, search_terms_args.cursor_position), - *i, - &url); - break; - - case GOOGLE_FORCE_INSTANT_RESULTS: - DCHECK(!i->is_post_param); - HandleReplacement(std::string(), - search_terms_data.ForceInstantResultsParam( - search_terms_args.force_instant_results), - *i, - &url); - break; - - case GOOGLE_INPUT_TYPE: - DCHECK(!i->is_post_param); - HandleReplacement( - "oit", base::IntToString(search_terms_args.input_type), *i, &url); - break; - - case GOOGLE_INSTANT_EXTENDED_ENABLED: - DCHECK(!i->is_post_param); - HandleReplacement(std::string(), - search_terms_data.InstantExtendedEnabledParam( - type_ == SEARCH), - *i, - &url); - break; - - case GOOGLE_NTP_IS_THEMED: - DCHECK(!i->is_post_param); - HandleReplacement( - std::string(), search_terms_data.NTPIsThemedParam(), *i, &url); - break; - - case GOOGLE_OMNIBOX_START_MARGIN: - DCHECK(!i->is_post_param); - if (search_terms_args.omnibox_start_margin >= 0) { - HandleReplacement( - "es_sm", - base::IntToString(search_terms_args.omnibox_start_margin), - *i, - &url); - } - break; - - case GOOGLE_CONTEXTUAL_SEARCH_VERSION: - if (search_terms_args.contextual_search_params.version >= 0) { - HandleReplacement( - "ctxs", - base::IntToString( - search_terms_args.contextual_search_params.version), - *i, - &url); - } - break; - - case GOOGLE_CONTEXTUAL_SEARCH_CONTEXT_DATA: { - DCHECK(!i->is_post_param); - std::string context_data; - - const SearchTermsArgs::ContextualSearchParams& params = - search_terms_args.contextual_search_params; - - if (params.start != std::string::npos) { - context_data.append("ctxs_start=" + base::IntToString( - params.start) + "&"); - } - - if (params.end != std::string::npos) { - context_data.append("ctxs_end=" + base::IntToString( - params.end) + "&"); - } - - if (!params.selection.empty()) - context_data.append("q=" + params.selection + "&"); - - if (!params.content.empty()) - context_data.append("ctxs_content=" + params.content + "&"); - - if (!params.base_page_url.empty()) - context_data.append("ctxs_url=" + params.base_page_url + "&"); - - if (!params.encoding.empty()) { - context_data.append("ctxs_encoding=" + params.encoding + "&"); - } - - HandleReplacement(std::string(), context_data, *i, &url); - break; - } - - case GOOGLE_ORIGINAL_QUERY_FOR_SUGGESTION: - DCHECK(!i->is_post_param); - if (search_terms_args.accepted_suggestion >= 0 || - !search_terms_args.assisted_query_stats.empty()) { - HandleReplacement( - "oq", base::UTF16ToUTF8(encoded_original_query), *i, &url); - } - break; - - case GOOGLE_PAGE_CLASSIFICATION: - if (search_terms_args.page_classification != - metrics::OmniboxEventProto::INVALID_SPEC) { - HandleReplacement( - "pgcl", base::IntToString(search_terms_args.page_classification), - *i, &url); - } - break; - - case GOOGLE_PREFETCH_QUERY: { - const std::string& query = search_terms_args.prefetch_query; - const std::string& type = search_terms_args.prefetch_query_type; - if (!query.empty() && !type.empty()) { - HandleReplacement( - std::string(), "pfq=" + query + "&qha=" + type + "&", *i, &url); - } - break; - } - - case GOOGLE_RLZ: { - DCHECK(!i->is_post_param); - // On platforms that don't have RLZ, we still want this branch - // to happen so that we replace the RLZ template with the - // empty string. (If we don't handle this case, we hit a - // NOTREACHED below.) - base::string16 rlz_string = search_terms_data.GetRlzParameterValue( - search_terms_args.from_app_list); - if (!rlz_string.empty()) { - HandleReplacement("rlz", base::UTF16ToUTF8(rlz_string), *i, &url); - } - break; - } - - case GOOGLE_SEARCH_CLIENT: { - DCHECK(!i->is_post_param); - std::string client = search_terms_data.GetSearchClient(); - if (!client.empty()) - HandleReplacement("client", client, *i, &url); - break; - } - - case GOOGLE_SEARCH_FIELDTRIAL_GROUP: - // We are not currently running any fieldtrials that modulate the search - // url. If we do, then we'd have some conditional insert such as: - // url.insert(i->index, used_www ? "gcx=w&" : "gcx=c&"); - break; - - case GOOGLE_SEARCH_VERSION: - if (search_terms_data.EnableAnswersInSuggest()) - HandleReplacement("gs_rn", "42", *i, &url); - break; - - case GOOGLE_SESSION_TOKEN: { - std::string token = search_terms_args.session_token; - if (!token.empty()) - HandleReplacement("psi", token, *i, &url); - break; - } - - case GOOGLE_SUGGEST_CLIENT: - HandleReplacement( - std::string(), search_terms_data.GetSuggestClient(), *i, &url); - break; - - case GOOGLE_SUGGEST_REQUEST_ID: - HandleReplacement( - std::string(), search_terms_data.GetSuggestRequestIdentifier(), *i, - &url); - break; - - case GOOGLE_UNESCAPED_SEARCH_TERMS: { - std::string unescaped_terms; - base::UTF16ToCodepage(search_terms_args.search_terms, - input_encoding.c_str(), - base::OnStringConversionError::SKIP, - &unescaped_terms); - HandleReplacement(std::string(), unescaped_terms, *i, &url); - break; - } - - case LANGUAGE: - HandleReplacement( - std::string(), search_terms_data.GetApplicationLocale(), *i, &url); - break; - - case SEARCH_TERMS: - HandleReplacement( - std::string(), base::UTF16ToUTF8(encoded_terms), *i, &url); - break; - - case GOOGLE_IMAGE_THUMBNAIL: - HandleReplacement( - std::string(), search_terms_args.image_thumbnail_content, *i, &url); - break; - - case GOOGLE_IMAGE_URL: - if (search_terms_args.image_url.is_valid()) { - HandleReplacement( - std::string(), search_terms_args.image_url.spec(), *i, &url); - } - break; - - case GOOGLE_IMAGE_ORIGINAL_WIDTH: - if (!search_terms_args.image_original_size.IsEmpty()) { - HandleReplacement( - std::string(), - base::IntToString(search_terms_args.image_original_size.width()), - *i, &url); - } - break; - - case GOOGLE_IMAGE_ORIGINAL_HEIGHT: - if (!search_terms_args.image_original_size.IsEmpty()) { - HandleReplacement( - std::string(), - base::IntToString(search_terms_args.image_original_size.height()), - *i, &url); - } - break; - - case GOOGLE_IMAGE_SEARCH_SOURCE: - HandleReplacement( - std::string(), search_terms_data.GoogleImageSearchSource(), *i, - &url); - break; - - default: - NOTREACHED(); - break; - } - } - - if (!post_params_.empty()) - EncodeFormData(post_params_, post_content); - - return url; -} - - -// TemplateURL ---------------------------------------------------------------- - -TemplateURL::TemplateURL(const TemplateURLData& data) - : data_(data), - url_ref_(this, TemplateURLRef::SEARCH), - suggestions_url_ref_(this, - TemplateURLRef::SUGGEST), - instant_url_ref_(this, - TemplateURLRef::INSTANT), - image_url_ref_(this, TemplateURLRef::IMAGE), - new_tab_url_ref_(this, TemplateURLRef::NEW_TAB), - contextual_search_url_ref_(this, TemplateURLRef::CONTEXTUAL_SEARCH) { - SetPrepopulateId(data_.prepopulate_id); - - if (data_.search_terms_replacement_key == - kGoogleInstantExtendedEnabledKeyFull) { - data_.search_terms_replacement_key = google_util::kInstantExtendedAPIParam; - } -} - -TemplateURL::~TemplateURL() { -} - -// static -base::string16 TemplateURL::GenerateKeyword(const GURL& url) { - DCHECK(url.is_valid()); - // Strip "www." off the front of the keyword; otherwise the keyword won't work - // properly. See http://code.google.com/p/chromium/issues/detail?id=6984 . - // Special case: if the host was exactly "www." (not sure this can happen but - // perhaps with some weird intranet and custom DNS server?), ensure we at - // least don't return the empty string. - base::string16 keyword(net::StripWWWFromHost(url)); - return keyword.empty() ? base::ASCIIToUTF16("www") : keyword; -} - -// static -GURL TemplateURL::GenerateFaviconURL(const GURL& url) { - DCHECK(url.is_valid()); - GURL::Replacements rep; - - const char favicon_path[] = "/favicon.ico"; - int favicon_path_len = arraysize(favicon_path) - 1; - - rep.SetPath(favicon_path, url::Component(0, favicon_path_len)); - rep.ClearUsername(); - rep.ClearPassword(); - rep.ClearQuery(); - rep.ClearRef(); - return url.ReplaceComponents(rep); -} - -// static -bool TemplateURL::MatchesData(const TemplateURL* t_url, - const TemplateURLData* data, - const SearchTermsData& search_terms_data) { - if (!t_url || !data) - return !t_url && !data; - - return (t_url->short_name() == data->short_name) && - t_url->HasSameKeywordAs(*data, search_terms_data) && - (t_url->url() == data->url()) && - (t_url->suggestions_url() == data->suggestions_url) && - (t_url->instant_url() == data->instant_url) && - (t_url->image_url() == data->image_url) && - (t_url->new_tab_url() == data->new_tab_url) && - (t_url->search_url_post_params() == data->search_url_post_params) && - (t_url->suggestions_url_post_params() == - data->suggestions_url_post_params) && - (t_url->instant_url_post_params() == data->instant_url_post_params) && - (t_url->image_url_post_params() == data->image_url_post_params) && - (t_url->favicon_url() == data->favicon_url) && - (t_url->safe_for_autoreplace() == data->safe_for_autoreplace) && - (t_url->show_in_default_list() == data->show_in_default_list) && - (t_url->input_encodings() == data->input_encodings) && - (t_url->alternate_urls() == data->alternate_urls) && - (t_url->search_terms_replacement_key() == - data->search_terms_replacement_key); -} - -base::string16 TemplateURL::AdjustedShortNameForLocaleDirection() const { - base::string16 bidi_safe_short_name = data_.short_name; - base::i18n::AdjustStringForLocaleDirection(&bidi_safe_short_name); - return bidi_safe_short_name; -} - -bool TemplateURL::ShowInDefaultList( - const SearchTermsData& search_terms_data) const { - return data_.show_in_default_list && - url_ref_.SupportsReplacement(search_terms_data); -} - -bool TemplateURL::SupportsReplacement( - const SearchTermsData& search_terms_data) const { - return url_ref_.SupportsReplacement(search_terms_data); -} - -bool TemplateURL::HasGoogleBaseURLs( - const SearchTermsData& search_terms_data) const { - return url_ref_.HasGoogleBaseURLs(search_terms_data) || - suggestions_url_ref_.HasGoogleBaseURLs(search_terms_data) || - instant_url_ref_.HasGoogleBaseURLs(search_terms_data) || - image_url_ref_.HasGoogleBaseURLs(search_terms_data) || - new_tab_url_ref_.HasGoogleBaseURLs(search_terms_data); -} - -bool TemplateURL::IsGoogleSearchURLWithReplaceableKeyword( - const SearchTermsData& search_terms_data) const { - return (GetType() == NORMAL) && - url_ref_.HasGoogleBaseURLs(search_terms_data) && - google_util::IsGoogleHostname(base::UTF16ToUTF8(data_.keyword()), - google_util::DISALLOW_SUBDOMAIN); -} - -bool TemplateURL::HasSameKeywordAs( - const TemplateURLData& other, - const SearchTermsData& search_terms_data) const { - return (data_.keyword() == other.keyword()) || - (IsGoogleSearchURLWithReplaceableKeyword(search_terms_data) && - TemplateURL(other).IsGoogleSearchURLWithReplaceableKeyword( - search_terms_data)); -} - -TemplateURL::Type TemplateURL::GetType() const { - if (extension_info_) - return NORMAL_CONTROLLED_BY_EXTENSION; - return GURL(data_.url()).SchemeIs(extensions::kExtensionScheme) ? - OMNIBOX_API_EXTENSION : NORMAL; -} - -std::string TemplateURL::GetExtensionId() const { - DCHECK_NE(NORMAL, GetType()); - return extension_info_ ? - extension_info_->extension_id : GURL(data_.url()).host(); -} - -size_t TemplateURL::URLCount() const { - // Add 1 for the regular search URL. - return data_.alternate_urls.size() + 1; -} - -const std::string& TemplateURL::GetURL(size_t index) const { - DCHECK_LT(index, URLCount()); - - return (index < data_.alternate_urls.size()) ? - data_.alternate_urls[index] : url(); -} - -bool TemplateURL::ExtractSearchTermsFromURL( - const GURL& url, - const SearchTermsData& search_terms_data, - base::string16* search_terms) { - return FindSearchTermsInURL(url, search_terms_data, search_terms, NULL, NULL); -} - -bool TemplateURL::IsSearchURL( - const GURL& url, - const SearchTermsData& search_terms_data) { - base::string16 search_terms; - return ExtractSearchTermsFromURL(url, search_terms_data, &search_terms) && - !search_terms.empty(); -} - -bool TemplateURL::HasSearchTermsReplacementKey(const GURL& url) const { - // Look for the key both in the query and the ref. - std::string params[] = {url.query(), url.ref()}; - - for (int i = 0; i < 2; ++i) { - url::Component query, key, value; - query.len = static_cast<int>(params[i].size()); - while (url::ExtractQueryKeyValue(params[i].c_str(), &query, &key, &value)) { - if (key.is_nonempty() && - params[i].substr(key.begin, key.len) == - search_terms_replacement_key()) { - return true; - } - } - } - return false; -} - -bool TemplateURL::ReplaceSearchTermsInURL( - const GURL& url, - const TemplateURLRef::SearchTermsArgs& search_terms_args, - const SearchTermsData& search_terms_data, - GURL* result) { - // TODO(beaudoin): Use AQS from |search_terms_args| too. - url::Parsed::ComponentType search_term_component; - url::Component search_terms_position; - base::string16 search_terms; - if (!FindSearchTermsInURL(url, search_terms_data, &search_terms, - &search_term_component, &search_terms_position)) { - return false; - } - DCHECK(search_terms_position.is_nonempty()); - - // FindSearchTermsInURL only returns true for search terms in the query or - // ref, so we can call EncodeSearchTerm with |is_in_query| = true, since query - // and ref are encoded in the same way. - std::string input_encoding; - base::string16 encoded_terms; - base::string16 encoded_original_query; - EncodeSearchTerms(search_terms_args, true, &input_encoding, - &encoded_terms, &encoded_original_query); - - std::string old_params( - (search_term_component == url::Parsed::REF) ? url.ref() : url.query()); - std::string new_params(old_params, 0, search_terms_position.begin); - new_params += base::UTF16ToUTF8(search_terms_args.search_terms); - new_params += old_params.substr(search_terms_position.end()); - url::StdStringReplacements<std::string> replacements; - if (search_term_component == url::Parsed::REF) - replacements.SetRefStr(new_params); - else - replacements.SetQueryStr(new_params); - *result = url.ReplaceComponents(replacements); - return true; -} - -void TemplateURL::EncodeSearchTerms( - const TemplateURLRef::SearchTermsArgs& search_terms_args, - bool is_in_query, - std::string* input_encoding, - base::string16* encoded_terms, - base::string16* encoded_original_query) const { - - std::vector<std::string> encodings(input_encodings()); - if (std::find(encodings.begin(), encodings.end(), "UTF-8") == encodings.end()) - encodings.push_back("UTF-8"); - for (std::vector<std::string>::const_iterator i(encodings.begin()); - i != encodings.end(); ++i) { - if (TryEncoding(search_terms_args.search_terms, - search_terms_args.original_query, i->c_str(), - is_in_query, encoded_terms, encoded_original_query)) { - *input_encoding = *i; - return; - } - } - NOTREACHED(); -} - -GURL TemplateURL::GenerateSearchURL( - const SearchTermsData& search_terms_data) const { - if (!url_ref_.IsValid(search_terms_data)) - return GURL(); - - if (!url_ref_.SupportsReplacement(search_terms_data)) - return GURL(url()); - - // Use something obscure for the search terms argument so that in the rare - // case the term replaces the URL it's unlikely another keyword would have the - // same url. - // TODO(jnd): Add additional parameters to get post data when the search URL - // has post parameters. - return GURL(url_ref_.ReplaceSearchTerms( - TemplateURLRef::SearchTermsArgs( - base::ASCIIToUTF16("blah.blah.blah.blah.blah")), - search_terms_data, NULL)); -} - -void TemplateURL::CopyFrom(const TemplateURL& other) { - if (this == &other) - return; - - data_ = other.data_; - url_ref_.InvalidateCachedValues(); - suggestions_url_ref_.InvalidateCachedValues(); - instant_url_ref_.InvalidateCachedValues(); - SetPrepopulateId(other.data_.prepopulate_id); -} - -void TemplateURL::SetURL(const std::string& url) { - data_.SetURL(url); - url_ref_.InvalidateCachedValues(); -} - -void TemplateURL::SetPrepopulateId(int id) { - data_.prepopulate_id = id; - const bool prepopulated = id > 0; - url_ref_.prepopulated_ = prepopulated; - suggestions_url_ref_.prepopulated_ = prepopulated; - instant_url_ref_.prepopulated_ = prepopulated; -} - -void TemplateURL::ResetKeywordIfNecessary( - const SearchTermsData& search_terms_data, - bool force) { - if (IsGoogleSearchURLWithReplaceableKeyword(search_terms_data) || force) { - DCHECK(GetType() != OMNIBOX_API_EXTENSION); - GURL url(GenerateSearchURL(search_terms_data)); - if (url.is_valid()) - data_.SetKeyword(GenerateKeyword(url)); - } -} - -bool TemplateURL::FindSearchTermsInURL( - const GURL& url, - const SearchTermsData& search_terms_data, - base::string16* search_terms, - url::Parsed::ComponentType* search_term_component, - url::Component* search_terms_position) { - DCHECK(search_terms); - search_terms->clear(); - - // Try to match with every pattern. - for (size_t i = 0; i < URLCount(); ++i) { - TemplateURLRef ref(this, i); - if (ref.ExtractSearchTermsFromURL(url, search_terms, search_terms_data, - search_term_component, search_terms_position)) { - // If ExtractSearchTermsFromURL() returns true and |search_terms| is empty - // it means the pattern matched but no search terms were present. In this - // case we fail immediately without looking for matches in subsequent - // patterns. This means that given patterns - // [ "http://foo/#q={searchTerms}", "http://foo/?q={searchTerms}" ], - // calling ExtractSearchTermsFromURL() on "http://foo/?q=bar#q=' would - // return false. This is important for at least Google, where such URLs - // are invalid. - return !search_terms->empty(); - } - } - return false; -} |