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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 // This file contains the zero-suggest autocomplete provider. This experimental | 5 // This file contains the zero-suggest autocomplete provider. This experimental |
6 // provider is invoked when the user focuses in the omnibox prior to editing, | 6 // provider is invoked when the user focuses in the omnibox prior to editing, |
7 // and generates search query suggestions based on the current URL. To enable | 7 // and generates search query suggestions based on the current URL. To enable |
8 // this provider, point --experimental-zero-suggest-url-prefix at an | 8 // this provider, point --experimental-zero-suggest-url-prefix at an |
9 // appropriate suggestion service. | 9 // appropriate suggestion service. |
10 // | 10 // |
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94 | 94 |
95 // From the OpenSearch formatted response |root_val|, populate query | 95 // From the OpenSearch formatted response |root_val|, populate query |
96 // suggestions into |suggest_results|, navigation suggestions into | 96 // suggestions into |suggest_results|, navigation suggestions into |
97 // |navigation_results|, and the verbatim relevance score into | 97 // |navigation_results|, and the verbatim relevance score into |
98 // |verbatim_relevance|. | 98 // |verbatim_relevance|. |
99 void FillResults(const base::Value& root_val, | 99 void FillResults(const base::Value& root_val, |
100 int* verbatim_relevance, | 100 int* verbatim_relevance, |
101 SearchProvider::SuggestResults* suggest_results, | 101 SearchProvider::SuggestResults* suggest_results, |
102 SearchProvider::NavigationResults* navigation_results); | 102 SearchProvider::NavigationResults* navigation_results); |
103 | 103 |
104 // Creates AutocompleteMatches for "Search |provider_keyword| for | 104 // Creates AutocompleteMatches to search |template_url| for "<suggestion>" for |
105 // <suggestion>" for all suggestions in |results|, and adds them to |map|. | 105 // all suggestions in |results|, and adds them to |map|. |
106 void AddSuggestResultsToMap(const SearchProvider::SuggestResults& results, | 106 void AddSuggestResultsToMap(const SearchProvider::SuggestResults& results, |
107 const string16& provider_keyword, | 107 const TemplateURL* template_url, |
108 SearchProvider::MatchMap* map); | 108 SearchProvider::MatchMap* map); |
109 | 109 |
110 // Creates an AutocompleteMatch for "Search |provider_keyword| for | 110 // Creates an AutocompleteMatch with the provided |relevance| and |type| to |
111 // |query_string|". The supplied |relevance| and |type| and | 111 // search |template_url| for |query_string|. |accepted_suggestion| will be |
112 // |accepted_suggestion| will also be used to create the AutocompleteMatch. | 112 // used to generate Assisted Query Stats. |
| 113 // |
113 // Adds this match to |map|; if such a match already exists, whichever one | 114 // Adds this match to |map|; if such a match already exists, whichever one |
114 // has lower relevance is eliminated. | 115 // has lower relevance is eliminated. |
115 void AddMatchToMap(const string16& query_string, | 116 void AddMatchToMap(int relevance, |
116 const string16& provider_keyword, | |
117 int relevance, | |
118 AutocompleteMatch::Type type, | 117 AutocompleteMatch::Type type, |
| 118 const TemplateURL* template_url, |
| 119 const string16& query_string, |
119 int accepted_suggestion, | 120 int accepted_suggestion, |
120 SearchProvider::MatchMap* map); | 121 SearchProvider::MatchMap* map); |
121 | 122 |
122 // Returns an AutocompleteMatch for a navigational suggestion |navigation|. | 123 // Returns an AutocompleteMatch for a navigational suggestion |navigation|. |
123 AutocompleteMatch NavigationToMatch( | 124 AutocompleteMatch NavigationToMatch( |
124 const SearchProvider::NavigationResult& navigation); | 125 const SearchProvider::NavigationResult& navigation); |
125 | 126 |
126 // Fetches zero-suggest suggestions for |current_query_|. | 127 // Fetches zero-suggest suggestions for |current_query_|. |
127 void Run(); | 128 void Run(); |
128 | 129 |
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170 // Whether a zero suggest request triggered a field trial in the omnibox | 171 // Whether a zero suggest request triggered a field trial in the omnibox |
171 // session. The user could have clicked on a suggestion when zero suggest | 172 // session. The user could have clicked on a suggestion when zero suggest |
172 // triggered (same condition as field_trial_triggered_), or triggered zero | 173 // triggered (same condition as field_trial_triggered_), or triggered zero |
173 // suggest but kept typing. | 174 // suggest but kept typing. |
174 bool field_trial_triggered_in_session_; | 175 bool field_trial_triggered_in_session_; |
175 | 176 |
176 DISALLOW_COPY_AND_ASSIGN(ZeroSuggestProvider); | 177 DISALLOW_COPY_AND_ASSIGN(ZeroSuggestProvider); |
177 }; | 178 }; |
178 | 179 |
179 #endif // CHROME_BROWSER_AUTOCOMPLETE_ZERO_SUGGEST_PROVIDER_H_ | 180 #endif // CHROME_BROWSER_AUTOCOMPLETE_ZERO_SUGGEST_PROVIDER_H_ |
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