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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 "content/common/android/address_parser.h" | 5 #include "content/common/android/address_parser.h" |
| 6 | 6 |
| 7 #include "base/logging.h" | 7 #include "base/logging.h" |
| 8 #include "base/strings/string_util.h" | 8 #include "base/strings/string_util.h" |
| 9 #include "content/common/android/address_parser_internal.h" | 9 #include "content/common/android/address_parser_internal.h" |
| 10 | 10 |
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| 41 }; | 41 }; |
| 42 | 42 |
| 43 } // anonymous namespace | 43 } // anonymous namespace |
| 44 | 44 |
| 45 namespace content { | 45 namespace content { |
| 46 | 46 |
| 47 namespace address_parser { | 47 namespace address_parser { |
| 48 | 48 |
| 49 using namespace internal; | 49 using namespace internal; |
| 50 | 50 |
| 51 bool FindAddress(const string16& text, string16* address) { | 51 bool FindAddress(const base::string16& text, base::string16* address) { |
| 52 size_t start, end; | 52 size_t start, end; |
| 53 if (FindAddress(text.begin(), text.end(), &start, &end)) { | 53 if (FindAddress(text.begin(), text.end(), &start, &end)) { |
| 54 address->assign(text.substr(start, end)); | 54 address->assign(text.substr(start, end)); |
| 55 return true; | 55 return true; |
| 56 } | 56 } |
| 57 return false; | 57 return false; |
| 58 } | 58 } |
| 59 | 59 |
| 60 bool FindAddress(const string16::const_iterator& begin, | 60 bool FindAddress(const base::string16::const_iterator& begin, |
| 61 const string16::const_iterator& end, | 61 const base::string16::const_iterator& end, |
| 62 size_t* start_pos, | 62 size_t* start_pos, |
| 63 size_t* end_pos) { | 63 size_t* end_pos) { |
| 64 HouseNumberParser house_number_parser; | 64 HouseNumberParser house_number_parser; |
| 65 | 65 |
| 66 // Keep going through the input string until a potential house number is | 66 // Keep going through the input string until a potential house number is |
| 67 // detected. Start tokenizing the following words to find a valid | 67 // detected. Start tokenizing the following words to find a valid |
| 68 // street name within a word range. Then, find a state name followed | 68 // street name within a word range. Then, find a state name followed |
| 69 // by a valid zip code for that state. Also keep a look for any other | 69 // by a valid zip code for that state. Also keep a look for any other |
| 70 // possible house numbers to continue from in case of no match and for | 70 // possible house numbers to continue from in case of no match and for |
| 71 // state names not followed by a zip code (e.g. New York, NY 10000). | 71 // state names not followed by a zip code (e.g. New York, NY 10000). |
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| 93 for (; next_word <= kMaxAddressWords + 1; ++next_word) { | 93 for (; next_word <= kMaxAddressWords + 1; ++next_word) { |
| 94 | 94 |
| 95 // Extract a new word from the tokenizer. | 95 // Extract a new word from the tokenizer. |
| 96 if (next_word == words.size()) { | 96 if (next_word == words.size()) { |
| 97 do { | 97 do { |
| 98 if (!tokenizer.GetNext()) | 98 if (!tokenizer.GetNext()) |
| 99 return false; | 99 return false; |
| 100 | 100 |
| 101 // Check the number of address lines. | 101 // Check the number of address lines. |
| 102 if (tokenizer.token_is_delim() && newline_delimiters.find( | 102 if (tokenizer.token_is_delim() && newline_delimiters.find( |
| 103 *tokenizer.token_begin()) != string16::npos) { | 103 *tokenizer.token_begin()) != base::string16::npos) { |
| 104 ++num_lines; | 104 ++num_lines; |
| 105 } | 105 } |
| 106 } while (tokenizer.token_is_delim()); | 106 } while (tokenizer.token_is_delim()); |
| 107 | 107 |
| 108 if (num_lines > kMaxAddressLines) | 108 if (num_lines > kMaxAddressLines) |
| 109 break; | 109 break; |
| 110 | 110 |
| 111 words.push_back(Word(tokenizer.token_begin(), tokenizer.token_end())); | 111 words.push_back(Word(tokenizer.token_begin(), tokenizer.token_end())); |
| 112 } | 112 } |
| 113 | 113 |
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| 210 it = words[next_word].end; | 210 it = words[next_word].end; |
| 211 } | 211 } |
| 212 } | 212 } |
| 213 | 213 |
| 214 return false; | 214 return false; |
| 215 } | 215 } |
| 216 | 216 |
| 217 } // namespace address_parser | 217 } // namespace address_parser |
| 218 | 218 |
| 219 } // namespace content | 219 } // namespace content |
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