PhoneEmailDetector.h revision b91bac35c4fbd25546c7e06d233f332f45dd0649
1/* 2 * Copyright (C) 2011 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "content/content_detector.h" 27#include "PlatformString.h" 28 29#define NAVIGATION_MAX_PHONE_LENGTH 14 30 31struct FindState { 32 int mStartResult; 33 int mEndResult; 34 char* mPattern; 35 UChar mStore[NAVIGATION_MAX_PHONE_LENGTH + 1]; 36 UChar* mStorePtr; 37 UChar mBackOne; 38 UChar mBackTwo; 39 UChar mCurrent; 40 bool mOpenParen; 41 bool mInitialized; 42 bool mContinuationNode; 43}; 44 45enum FoundState { 46 FOUND_NONE, 47 FOUND_PARTIAL, 48 FOUND_COMPLETE 49}; 50 51// Searches for phone numbers (US only) or email addresses based off of the navcache code 52class PhoneEmailDetector : public ContentDetector { 53public: 54 PhoneEmailDetector(); 55 virtual ~PhoneEmailDetector() {} 56 57private: 58 // Implementation of ContentDetector. 59 virtual bool FindContent(const string16::const_iterator& begin, 60 const string16::const_iterator& end, 61 size_t* start_pos, 62 size_t* end_pos); 63 64 virtual std::string GetContentText(const WebKit::WebRange& range); 65 virtual GURL GetIntentURL(const std::string& content_text); 66 virtual size_t GetMaximumContentLength() { 67 return NAVIGATION_MAX_PHONE_LENGTH * 4; 68 } 69 70 DISALLOW_COPY_AND_ASSIGN(PhoneEmailDetector); 71 72 FindState m_findState; 73 FoundState m_foundResult; 74 const char* m_prefix; 75}; 76