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1 /* |
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2 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved. |
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3 * |
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4 * Redistribution and use in source and binary forms, with or without |
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5 * modification, are permitted provided that the following conditions |
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6 * are met: |
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7 * 1. Redistributions of source code must retain the above copyright |
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8 * notice, this list of conditions and the following disclaimer. |
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9 * 2. Redistributions in binary form must reproduce the above copyright |
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10 * notice, this list of conditions and the following disclaimer in the |
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11 * documentation and/or other materials provided with the distribution. |
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12 * |
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13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
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14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
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17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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24 */ |
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25 |
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26 #include "config.h" |
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27 #include "WebKitDLL.h" |
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28 #include "WebHistory.h" |
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29 |
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30 #include "CFDictionaryPropertyBag.h" |
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31 #include "MemoryStream.h" |
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32 #include "WebKit.h" |
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33 #include "MarshallingHelpers.h" |
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34 #include "WebHistoryItem.h" |
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35 #include "WebKit.h" |
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36 #include "WebNotificationCenter.h" |
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37 #include "WebPreferences.h" |
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38 #include <CoreFoundation/CoreFoundation.h> |
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39 #pragma warning( push, 0 ) |
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40 #include <WebCore/HistoryItem.h> |
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41 #include <WebCore/HistoryPropertyList.h> |
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42 #include <WebCore/KURL.h> |
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43 #include <WebCore/PageGroup.h> |
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44 #include <WebCore/SharedBuffer.h> |
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45 #pragma warning( pop ) |
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46 #include <functional> |
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47 #include <wtf/StdLibExtras.h> |
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48 #include <wtf/Vector.h> |
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49 |
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50 using namespace WebCore; |
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51 using namespace std; |
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52 |
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53 CFStringRef DatesArrayKey = CFSTR("WebHistoryDates"); |
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54 CFStringRef FileVersionKey = CFSTR("WebHistoryFileVersion"); |
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55 |
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56 #define currentFileVersion 1 |
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57 |
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58 class WebHistoryWriter : public HistoryPropertyListWriter { |
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59 public: |
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60 WebHistoryWriter(const WebHistory::DateToEntriesMap&); |
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61 |
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62 private: |
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63 virtual void writeHistoryItems(BinaryPropertyListObjectStream&); |
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64 |
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65 const WebHistory::DateToEntriesMap& m_entriesByDate; |
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66 Vector<WebHistory::DateKey> m_dateKeys; |
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67 }; |
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68 |
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69 WebHistoryWriter::WebHistoryWriter(const WebHistory::DateToEntriesMap& entriesByDate) |
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70 : m_entriesByDate(entriesByDate) |
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71 { |
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72 copyKeysToVector(m_entriesByDate, m_dateKeys); |
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73 sort(m_dateKeys.begin(), m_dateKeys.end()); |
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74 } |
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75 |
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76 void WebHistoryWriter::writeHistoryItems(BinaryPropertyListObjectStream& stream) |
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77 { |
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78 for (int dateIndex = m_dateKeys.size() - 1; dateIndex >= 0; --dateIndex) { |
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79 // get the entries for that date |
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80 CFArrayRef entries = m_entriesByDate.get(m_dateKeys[dateIndex]).get(); |
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81 CFIndex entriesCount = CFArrayGetCount(entries); |
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82 for (CFIndex j = entriesCount - 1; j >= 0; --j) { |
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83 IWebHistoryItem* item = (IWebHistoryItem*) CFArrayGetValueAtIndex(entries, j); |
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84 COMPtr<WebHistoryItem> webItem(Query, item); |
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85 if (!webItem) |
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86 continue; |
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87 |
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88 writeHistoryItem(stream, webItem->historyItem()); |
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89 } |
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90 } |
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91 } |
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92 |
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93 static bool areEqualOrClose(double d1, double d2) |
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94 { |
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95 double diff = d1-d2; |
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96 return (diff < .000001 && diff > -.000001); |
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97 } |
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98 |
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99 static COMPtr<CFDictionaryPropertyBag> createUserInfoFromArray(BSTR notificationStr, CFArrayRef arrayItem) |
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100 { |
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101 RetainPtr<CFMutableDictionaryRef> dictionary(AdoptCF, |
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102 CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); |
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103 |
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104 RetainPtr<CFStringRef> key(AdoptCF, MarshallingHelpers::BSTRToCFStringRef(notificationStr)); |
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105 CFDictionaryAddValue(dictionary.get(), key.get(), arrayItem); |
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106 |
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107 COMPtr<CFDictionaryPropertyBag> result = CFDictionaryPropertyBag::createInstance(); |
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108 result->setDictionary(dictionary.get()); |
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109 return result; |
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110 } |
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111 |
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112 static COMPtr<CFDictionaryPropertyBag> createUserInfoFromHistoryItem(BSTR notificationStr, IWebHistoryItem* item) |
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113 { |
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114 // reference counting of item added to the array is managed by the CFArray value callbacks |
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115 RetainPtr<CFArrayRef> itemList(AdoptCF, CFArrayCreate(0, (const void**) &item, 1, &MarshallingHelpers::kIUnknownArrayCallBacks)); |
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116 COMPtr<CFDictionaryPropertyBag> info = createUserInfoFromArray(notificationStr, itemList.get()); |
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117 return info; |
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118 } |
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119 |
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120 // WebHistory ----------------------------------------------------------------- |
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121 |
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122 WebHistory::WebHistory() |
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123 : m_refCount(0) |
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124 , m_preferences(0) |
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125 { |
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126 gClassCount++; |
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127 gClassNameCount.add("WebHistory"); |
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128 |
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129 m_entriesByURL.adoptCF(CFDictionaryCreateMutable(0, 0, &kCFTypeDictionaryKeyCallBacks, &MarshallingHelpers::kIUnknownDictionaryValueCallBacks)); |
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130 |
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131 m_preferences = WebPreferences::sharedStandardPreferences(); |
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132 } |
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133 |
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134 WebHistory::~WebHistory() |
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135 { |
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136 gClassCount--; |
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137 gClassNameCount.remove("WebHistory"); |
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138 } |
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139 |
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140 WebHistory* WebHistory::createInstance() |
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141 { |
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142 WebHistory* instance = new WebHistory(); |
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143 instance->AddRef(); |
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144 return instance; |
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145 } |
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146 |
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147 HRESULT WebHistory::postNotification(NotificationType notifyType, IPropertyBag* userInfo /*=0*/) |
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148 { |
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149 IWebNotificationCenter* nc = WebNotificationCenter::defaultCenterInternal(); |
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150 HRESULT hr = nc->postNotificationName(getNotificationString(notifyType), static_cast<IWebHistory*>(this), userInfo); |
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151 if (FAILED(hr)) |
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152 return hr; |
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153 |
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154 return S_OK; |
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155 } |
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156 |
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157 BSTR WebHistory::getNotificationString(NotificationType notifyType) |
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158 { |
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159 static BSTR keys[6] = {0}; |
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160 if (!keys[0]) { |
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161 keys[0] = SysAllocString(WebHistoryItemsAddedNotification); |
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162 keys[1] = SysAllocString(WebHistoryItemsRemovedNotification); |
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163 keys[2] = SysAllocString(WebHistoryAllItemsRemovedNotification); |
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164 keys[3] = SysAllocString(WebHistoryLoadedNotification); |
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165 keys[4] = SysAllocString(WebHistoryItemsDiscardedWhileLoadingNotification); |
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166 keys[5] = SysAllocString(WebHistorySavedNotification); |
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167 } |
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168 return keys[notifyType]; |
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169 } |
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170 |
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171 // IUnknown ------------------------------------------------------------------- |
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172 |
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173 HRESULT STDMETHODCALLTYPE WebHistory::QueryInterface(REFIID riid, void** ppvObject) |
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174 { |
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175 *ppvObject = 0; |
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176 if (IsEqualGUID(riid, CLSID_WebHistory)) |
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177 *ppvObject = this; |
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178 else if (IsEqualGUID(riid, IID_IUnknown)) |
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179 *ppvObject = static_cast<IWebHistory*>(this); |
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180 else if (IsEqualGUID(riid, IID_IWebHistory)) |
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181 *ppvObject = static_cast<IWebHistory*>(this); |
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182 else if (IsEqualGUID(riid, IID_IWebHistoryPrivate)) |
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183 *ppvObject = static_cast<IWebHistoryPrivate*>(this); |
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184 else |
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185 return E_NOINTERFACE; |
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186 |
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187 AddRef(); |
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188 return S_OK; |
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189 } |
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190 |
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191 ULONG STDMETHODCALLTYPE WebHistory::AddRef(void) |
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192 { |
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193 return ++m_refCount; |
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194 } |
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195 |
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196 ULONG STDMETHODCALLTYPE WebHistory::Release(void) |
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197 { |
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198 ULONG newRef = --m_refCount; |
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199 if (!newRef) |
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200 delete(this); |
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201 |
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202 return newRef; |
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203 } |
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204 |
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205 // IWebHistory ---------------------------------------------------------------- |
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206 |
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207 static inline COMPtr<WebHistory>& sharedHistoryStorage() |
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208 { |
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209 DEFINE_STATIC_LOCAL(COMPtr<WebHistory>, sharedHistory, ()); |
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210 return sharedHistory; |
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211 } |
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212 |
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213 WebHistory* WebHistory::sharedHistory() |
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214 { |
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215 return sharedHistoryStorage().get(); |
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216 } |
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217 |
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218 HRESULT STDMETHODCALLTYPE WebHistory::optionalSharedHistory( |
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219 /* [retval][out] */ IWebHistory** history) |
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220 { |
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221 *history = sharedHistory(); |
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222 if (*history) |
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223 (*history)->AddRef(); |
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224 return S_OK; |
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225 } |
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226 |
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227 HRESULT STDMETHODCALLTYPE WebHistory::setOptionalSharedHistory( |
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228 /* [in] */ IWebHistory* history) |
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229 { |
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230 if (sharedHistoryStorage() == history) |
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231 return S_OK; |
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232 sharedHistoryStorage().query(history); |
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233 PageGroup::setShouldTrackVisitedLinks(sharedHistoryStorage()); |
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234 PageGroup::removeAllVisitedLinks(); |
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235 return S_OK; |
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236 } |
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237 |
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238 HRESULT STDMETHODCALLTYPE WebHistory::loadFromURL( |
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239 /* [in] */ BSTR url, |
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240 /* [out] */ IWebError** error, |
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241 /* [retval][out] */ BOOL* succeeded) |
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242 { |
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243 HRESULT hr = S_OK; |
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244 RetainPtr<CFMutableArrayRef> discardedItems(AdoptCF, |
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245 CFArrayCreateMutable(0, 0, &MarshallingHelpers::kIUnknownArrayCallBacks)); |
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246 |
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247 RetainPtr<CFURLRef> urlRef(AdoptCF, MarshallingHelpers::BSTRToCFURLRef(url)); |
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248 |
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249 hr = loadHistoryGutsFromURL(urlRef.get(), discardedItems.get(), error); |
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250 if (FAILED(hr)) |
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251 goto exit; |
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252 |
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253 hr = postNotification(kWebHistoryLoadedNotification); |
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254 if (FAILED(hr)) |
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255 goto exit; |
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256 |
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257 if (CFArrayGetCount(discardedItems.get()) > 0) { |
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258 COMPtr<CFDictionaryPropertyBag> userInfo = createUserInfoFromArray(getNotificationString(kWebHistoryItemsDiscardedWhileLoadingNotification), discardedItems.get()); |
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259 hr = postNotification(kWebHistoryItemsDiscardedWhileLoadingNotification, userInfo.get()); |
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260 if (FAILED(hr)) |
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261 goto exit; |
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262 } |
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263 |
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264 exit: |
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265 if (succeeded) |
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266 *succeeded = SUCCEEDED(hr); |
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267 return hr; |
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268 } |
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269 |
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270 static CFDictionaryRef createHistoryListFromStream(CFReadStreamRef stream, CFPropertyListFormat format) |
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271 { |
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272 return (CFDictionaryRef)CFPropertyListCreateFromStream(0, stream, 0, kCFPropertyListImmutable, &format, 0); |
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273 } |
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274 |
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275 HRESULT WebHistory::loadHistoryGutsFromURL(CFURLRef url, CFMutableArrayRef discardedItems, IWebError** /*error*/) //FIXME |
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276 { |
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277 CFPropertyListFormat format = kCFPropertyListBinaryFormat_v1_0 | kCFPropertyListXMLFormat_v1_0; |
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278 HRESULT hr = S_OK; |
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279 int numberOfItemsLoaded = 0; |
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280 |
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281 RetainPtr<CFReadStreamRef> stream(AdoptCF, CFReadStreamCreateWithFile(0, url)); |
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282 if (!stream) |
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283 return E_FAIL; |
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284 |
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285 if (!CFReadStreamOpen(stream.get())) |
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286 return E_FAIL; |
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287 |
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288 RetainPtr<CFDictionaryRef> historyList(AdoptCF, createHistoryListFromStream(stream.get(), format)); |
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289 CFReadStreamClose(stream.get()); |
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290 |
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291 if (!historyList) |
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292 return E_FAIL; |
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293 |
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294 CFNumberRef fileVersionObject = (CFNumberRef)CFDictionaryGetValue(historyList.get(), FileVersionKey); |
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295 int fileVersion; |
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296 if (!CFNumberGetValue(fileVersionObject, kCFNumberIntType, &fileVersion)) |
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297 return E_FAIL; |
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298 |
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299 if (fileVersion > currentFileVersion) |
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300 return E_FAIL; |
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301 |
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302 CFArrayRef datesArray = (CFArrayRef)CFDictionaryGetValue(historyList.get(), DatesArrayKey); |
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303 |
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304 int itemCountLimit; |
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305 hr = historyItemLimit(&itemCountLimit); |
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306 if (FAILED(hr)) |
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307 return hr; |
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308 |
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309 CFAbsoluteTime limitDate; |
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310 hr = ageLimitDate(&limitDate); |
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311 if (FAILED(hr)) |
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312 return hr; |
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313 |
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314 bool ageLimitPassed = false; |
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315 bool itemLimitPassed = false; |
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316 |
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317 CFIndex itemCount = CFArrayGetCount(datesArray); |
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318 for (CFIndex i = 0; i < itemCount; ++i) { |
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319 CFDictionaryRef itemAsDictionary = (CFDictionaryRef)CFArrayGetValueAtIndex(datesArray, i); |
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320 COMPtr<WebHistoryItem> item(AdoptCOM, WebHistoryItem::createInstance()); |
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321 hr = item->initFromDictionaryRepresentation((void*)itemAsDictionary); |
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322 if (FAILED(hr)) |
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323 return hr; |
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324 |
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325 // item without URL is useless; data on disk must have been bad; ignore |
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326 BOOL hasURL; |
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327 hr = item->hasURLString(&hasURL); |
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328 if (FAILED(hr)) |
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329 return hr; |
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330 |
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331 if (hasURL) { |
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332 // Test against date limit. Since the items are ordered newest to oldest, we can stop comparing |
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333 // once we've found the first item that's too old. |
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334 if (!ageLimitPassed) { |
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335 DATE lastVisitedTime; |
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336 hr = item->lastVisitedTimeInterval(&lastVisitedTime); |
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337 if (FAILED(hr)) |
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338 return hr; |
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339 if (timeToDate(MarshallingHelpers::DATEToCFAbsoluteTime(lastVisitedTime)) <= limitDate) |
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340 ageLimitPassed = true; |
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341 } |
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342 if (ageLimitPassed || itemLimitPassed) |
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343 CFArrayAppendValue(discardedItems, item.get()); |
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344 else { |
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345 bool added; |
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346 addItem(item.get(), true, &added); // ref is added inside addItem |
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347 if (added) |
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348 ++numberOfItemsLoaded; |
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349 if (numberOfItemsLoaded == itemCountLimit) |
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350 itemLimitPassed = true; |
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351 } |
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352 } |
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353 } |
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354 return hr; |
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355 } |
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356 |
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357 HRESULT STDMETHODCALLTYPE WebHistory::saveToURL( |
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358 /* [in] */ BSTR url, |
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359 /* [out] */ IWebError** error, |
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360 /* [retval][out] */ BOOL* succeeded) |
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361 { |
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362 HRESULT hr = S_OK; |
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363 RetainPtr<CFURLRef> urlRef(AdoptCF, MarshallingHelpers::BSTRToCFURLRef(url)); |
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364 |
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365 hr = saveHistoryGuts(urlRef.get(), error); |
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366 |
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367 if (succeeded) |
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368 *succeeded = SUCCEEDED(hr); |
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369 if (SUCCEEDED(hr)) |
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370 hr = postNotification(kWebHistorySavedNotification); |
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371 |
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372 return hr; |
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373 } |
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374 |
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375 HRESULT WebHistory::saveHistoryGuts(CFURLRef url, IWebError** error) |
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376 { |
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377 HRESULT hr = S_OK; |
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378 |
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379 // FIXME: Correctly report error when new API is ready. |
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380 if (error) |
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381 *error = 0; |
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382 |
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383 RetainPtr<CFDataRef> data = this->data(); |
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384 |
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385 RetainPtr<CFWriteStreamRef> stream(AdoptCF, CFWriteStreamCreateWithFile(kCFAllocatorDefault, url)); |
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386 if (!stream) |
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387 return E_FAIL; |
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388 |
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389 if (!CFWriteStreamOpen(stream.get())) |
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390 return E_FAIL; |
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391 |
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392 const UInt8* dataPtr = CFDataGetBytePtr(data.get()); |
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393 CFIndex length = CFDataGetLength(data.get()); |
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394 |
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395 while (length) { |
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396 CFIndex bytesWritten = CFWriteStreamWrite(stream.get(), dataPtr, length); |
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397 if (bytesWritten <= 0) { |
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398 hr = E_FAIL; |
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399 break; |
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400 } |
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401 dataPtr += bytesWritten; |
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402 length -= bytesWritten; |
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403 } |
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404 |
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405 CFWriteStreamClose(stream.get()); |
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406 |
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407 return hr; |
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408 } |
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409 |
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410 HRESULT STDMETHODCALLTYPE WebHistory::addItems( |
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411 /* [in] */ int itemCount, |
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412 /* [in] */ IWebHistoryItem** items) |
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413 { |
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414 // There is no guarantee that the incoming entries are in any particular |
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415 // order, but if this is called with a set of entries that were created by |
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416 // iterating through the results of orderedLastVisitedDays and orderedItemsLastVisitedOnDay |
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417 // then they will be ordered chronologically from newest to oldest. We can make adding them |
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418 // faster (fewer compares) by inserting them from oldest to newest. |
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419 |
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420 HRESULT hr; |
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421 for (int i = itemCount - 1; i >= 0; --i) { |
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422 hr = addItem(items[i], false, 0); |
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423 if (FAILED(hr)) |
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424 return hr; |
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425 } |
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426 |
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427 return S_OK; |
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428 } |
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429 |
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430 HRESULT STDMETHODCALLTYPE WebHistory::removeItems( |
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431 /* [in] */ int itemCount, |
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432 /* [in] */ IWebHistoryItem** items) |
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433 { |
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434 HRESULT hr; |
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435 for (int i = 0; i < itemCount; ++i) { |
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436 hr = removeItem(items[i]); |
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437 if (FAILED(hr)) |
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438 return hr; |
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439 } |
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440 |
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441 return S_OK; |
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442 } |
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443 |
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444 HRESULT STDMETHODCALLTYPE WebHistory::removeAllItems( void) |
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445 { |
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446 m_entriesByDate.clear(); |
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447 m_orderedLastVisitedDays.clear(); |
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448 |
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449 CFIndex itemCount = CFDictionaryGetCount(m_entriesByURL.get()); |
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450 Vector<IWebHistoryItem*> itemsVector(itemCount); |
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451 CFDictionaryGetKeysAndValues(m_entriesByURL.get(), 0, (const void**)itemsVector.data()); |
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452 RetainPtr<CFArrayRef> allItems(AdoptCF, CFArrayCreate(kCFAllocatorDefault, (const void**)itemsVector.data(), itemCount, &MarshallingHelpers::kIUnknownArrayCallBacks)); |
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453 |
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454 CFDictionaryRemoveAllValues(m_entriesByURL.get()); |
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455 |
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456 PageGroup::removeAllVisitedLinks(); |
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457 |
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458 COMPtr<CFDictionaryPropertyBag> userInfo = createUserInfoFromArray(getNotificationString(kWebHistoryAllItemsRemovedNotification), allItems.get()); |
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459 return postNotification(kWebHistoryAllItemsRemovedNotification, userInfo.get()); |
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460 } |
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461 |
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462 HRESULT STDMETHODCALLTYPE WebHistory::orderedLastVisitedDays( |
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463 /* [out][in] */ int* count, |
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464 /* [in] */ DATE* calendarDates) |
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465 { |
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466 int dateCount = m_entriesByDate.size(); |
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467 if (!calendarDates) { |
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468 *count = dateCount; |
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469 return S_OK; |
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470 } |
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471 |
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472 if (*count < dateCount) { |
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473 *count = dateCount; |
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474 return E_FAIL; |
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475 } |
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476 |
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477 *count = dateCount; |
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478 if (!m_orderedLastVisitedDays) { |
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479 m_orderedLastVisitedDays.set(new DATE[dateCount]); |
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480 DateToEntriesMap::const_iterator::Keys end = m_entriesByDate.end().keys(); |
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481 int i = 0; |
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482 for (DateToEntriesMap::const_iterator::Keys it = m_entriesByDate.begin().keys(); it != end; ++it, ++i) |
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483 m_orderedLastVisitedDays[i] = MarshallingHelpers::CFAbsoluteTimeToDATE(*it); |
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484 // Use std::greater to sort the days in descending order (i.e., most-recent first). |
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485 sort(m_orderedLastVisitedDays.get(), m_orderedLastVisitedDays.get() + dateCount, greater<DATE>()); |
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486 } |
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487 |
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488 memcpy(calendarDates, m_orderedLastVisitedDays.get(), dateCount * sizeof(DATE)); |
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489 return S_OK; |
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490 } |
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491 |
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492 HRESULT STDMETHODCALLTYPE WebHistory::orderedItemsLastVisitedOnDay( |
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493 /* [out][in] */ int* count, |
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494 /* [in] */ IWebHistoryItem** items, |
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495 /* [in] */ DATE calendarDate) |
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496 { |
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497 DateKey dateKey; |
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498 if (!findKey(&dateKey, MarshallingHelpers::DATEToCFAbsoluteTime(calendarDate))) { |
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499 *count = 0; |
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500 return 0; |
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501 } |
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502 |
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503 CFArrayRef entries = m_entriesByDate.get(dateKey).get(); |
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504 if (!entries) { |
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505 *count = 0; |
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506 return 0; |
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507 } |
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508 |
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509 int newCount = CFArrayGetCount(entries); |
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510 |
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511 if (!items) { |
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512 *count = newCount; |
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513 return S_OK; |
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514 } |
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515 |
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516 if (*count < newCount) { |
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517 *count = newCount; |
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518 return E_FAIL; |
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519 } |
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520 |
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521 *count = newCount; |
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522 for (int i = 0; i < newCount; i++) { |
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523 IWebHistoryItem* item = (IWebHistoryItem*)CFArrayGetValueAtIndex(entries, i); |
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524 item->AddRef(); |
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525 items[i] = item; |
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526 } |
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527 |
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528 return S_OK; |
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529 } |
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530 |
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531 HRESULT STDMETHODCALLTYPE WebHistory::allItems( |
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532 /* [out][in] */ int* count, |
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533 /* [out][retval] */ IWebHistoryItem** items) |
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534 { |
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535 int entriesByURLCount = CFDictionaryGetCount(m_entriesByURL.get()); |
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536 |
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537 if (!items) { |
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538 *count = entriesByURLCount; |
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539 return S_OK; |
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540 } |
|
541 |
|
542 if (*count < entriesByURLCount) { |
|
543 *count = entriesByURLCount; |
|
544 return E_FAIL; |
|
545 } |
|
546 |
|
547 *count = entriesByURLCount; |
|
548 CFDictionaryGetKeysAndValues(m_entriesByURL.get(), 0, (const void**)items); |
|
549 for (int i = 0; i < entriesByURLCount; i++) |
|
550 items[i]->AddRef(); |
|
551 |
|
552 return S_OK; |
|
553 } |
|
554 |
|
555 HRESULT WebHistory::data(IStream** stream) |
|
556 { |
|
557 if (!stream) |
|
558 return E_POINTER; |
|
559 |
|
560 *stream = 0; |
|
561 |
|
562 RetainPtr<CFDataRef> historyData = data(); |
|
563 if (!historyData) |
|
564 return S_OK; |
|
565 |
|
566 COMPtr<MemoryStream> result = MemoryStream::createInstance(SharedBuffer::wrapCFData(historyData.get())); |
|
567 return result.copyRefTo(stream); |
|
568 } |
|
569 |
|
570 HRESULT WebHistory::setVisitedLinkTrackingEnabled(BOOL visitedLinkTrackingEnabled) |
|
571 { |
|
572 PageGroup::setShouldTrackVisitedLinks(visitedLinkTrackingEnabled); |
|
573 return S_OK; |
|
574 } |
|
575 |
|
576 HRESULT WebHistory::removeAllVisitedLinks() |
|
577 { |
|
578 PageGroup::removeAllVisitedLinks(); |
|
579 return S_OK; |
|
580 } |
|
581 |
|
582 HRESULT STDMETHODCALLTYPE WebHistory::setHistoryItemLimit( |
|
583 /* [in] */ int limit) |
|
584 { |
|
585 if (!m_preferences) |
|
586 return E_FAIL; |
|
587 return m_preferences->setHistoryItemLimit(limit); |
|
588 } |
|
589 |
|
590 HRESULT STDMETHODCALLTYPE WebHistory::historyItemLimit( |
|
591 /* [retval][out] */ int* limit) |
|
592 { |
|
593 if (!m_preferences) |
|
594 return E_FAIL; |
|
595 return m_preferences->historyItemLimit(limit); |
|
596 } |
|
597 |
|
598 HRESULT STDMETHODCALLTYPE WebHistory::setHistoryAgeInDaysLimit( |
|
599 /* [in] */ int limit) |
|
600 { |
|
601 if (!m_preferences) |
|
602 return E_FAIL; |
|
603 return m_preferences->setHistoryAgeInDaysLimit(limit); |
|
604 } |
|
605 |
|
606 HRESULT STDMETHODCALLTYPE WebHistory::historyAgeInDaysLimit( |
|
607 /* [retval][out] */ int* limit) |
|
608 { |
|
609 if (!m_preferences) |
|
610 return E_FAIL; |
|
611 return m_preferences->historyAgeInDaysLimit(limit); |
|
612 } |
|
613 |
|
614 HRESULT WebHistory::removeItem(IWebHistoryItem* entry) |
|
615 { |
|
616 HRESULT hr = S_OK; |
|
617 BSTR urlBStr = 0; |
|
618 |
|
619 hr = entry->URLString(&urlBStr); |
|
620 if (FAILED(hr)) |
|
621 return hr; |
|
622 |
|
623 RetainPtr<CFStringRef> urlString(AdoptCF, MarshallingHelpers::BSTRToCFStringRef(urlBStr)); |
|
624 SysFreeString(urlBStr); |
|
625 |
|
626 // If this exact object isn't stored, then make no change. |
|
627 // FIXME: Is this the right behavior if this entry isn't present, but another entry for the same URL is? |
|
628 // Maybe need to change the API to make something like removeEntryForURLString public instead. |
|
629 IWebHistoryItem *matchingEntry = (IWebHistoryItem*)CFDictionaryGetValue(m_entriesByURL.get(), urlString.get()); |
|
630 if (matchingEntry != entry) |
|
631 return E_FAIL; |
|
632 |
|
633 hr = removeItemForURLString(urlString.get()); |
|
634 if (FAILED(hr)) |
|
635 return hr; |
|
636 |
|
637 COMPtr<CFDictionaryPropertyBag> userInfo = createUserInfoFromHistoryItem( |
|
638 getNotificationString(kWebHistoryItemsRemovedNotification), entry); |
|
639 hr = postNotification(kWebHistoryItemsRemovedNotification, userInfo.get()); |
|
640 |
|
641 return hr; |
|
642 } |
|
643 |
|
644 HRESULT WebHistory::addItem(IWebHistoryItem* entry, bool discardDuplicate, bool* added) |
|
645 { |
|
646 HRESULT hr = S_OK; |
|
647 |
|
648 if (!entry) |
|
649 return E_FAIL; |
|
650 |
|
651 BSTR urlBStr = 0; |
|
652 hr = entry->URLString(&urlBStr); |
|
653 if (FAILED(hr)) |
|
654 return hr; |
|
655 |
|
656 RetainPtr<CFStringRef> urlString(AdoptCF, MarshallingHelpers::BSTRToCFStringRef(urlBStr)); |
|
657 SysFreeString(urlBStr); |
|
658 |
|
659 COMPtr<IWebHistoryItem> oldEntry((IWebHistoryItem*) CFDictionaryGetValue( |
|
660 m_entriesByURL.get(), urlString.get())); |
|
661 |
|
662 if (oldEntry) { |
|
663 if (discardDuplicate) { |
|
664 if (added) |
|
665 *added = false; |
|
666 return S_OK; |
|
667 } |
|
668 |
|
669 removeItemForURLString(urlString.get()); |
|
670 |
|
671 // If we already have an item with this URL, we need to merge info that drives the |
|
672 // URL autocomplete heuristics from that item into the new one. |
|
673 IWebHistoryItemPrivate* entryPriv; |
|
674 hr = entry->QueryInterface(IID_IWebHistoryItemPrivate, (void**)&entryPriv); |
|
675 if (SUCCEEDED(hr)) { |
|
676 entryPriv->mergeAutoCompleteHints(oldEntry.get()); |
|
677 entryPriv->Release(); |
|
678 } |
|
679 } |
|
680 |
|
681 hr = addItemToDateCaches(entry); |
|
682 if (FAILED(hr)) |
|
683 return hr; |
|
684 |
|
685 CFDictionarySetValue(m_entriesByURL.get(), urlString.get(), entry); |
|
686 |
|
687 COMPtr<CFDictionaryPropertyBag> userInfo = createUserInfoFromHistoryItem( |
|
688 getNotificationString(kWebHistoryItemsAddedNotification), entry); |
|
689 hr = postNotification(kWebHistoryItemsAddedNotification, userInfo.get()); |
|
690 |
|
691 if (added) |
|
692 *added = true; |
|
693 |
|
694 return hr; |
|
695 } |
|
696 |
|
697 void WebHistory::visitedURL(const KURL& url, const String& title, const String& httpMethod, bool wasFailure, bool increaseVisitCount) |
|
698 { |
|
699 RetainPtr<CFStringRef> urlString(AdoptCF, url.string().createCFString()); |
|
700 |
|
701 IWebHistoryItem* entry = (IWebHistoryItem*) CFDictionaryGetValue(m_entriesByURL.get(), urlString.get()); |
|
702 if (entry) { |
|
703 COMPtr<IWebHistoryItemPrivate> entryPrivate(Query, entry); |
|
704 if (!entryPrivate) |
|
705 return; |
|
706 |
|
707 // Remove the item from date caches before changing its last visited date. Otherwise we might get duplicate entries |
|
708 // as seen in <rdar://problem/6570573>. |
|
709 removeItemFromDateCaches(entry); |
|
710 entryPrivate->visitedWithTitle(BString(title), increaseVisitCount); |
|
711 } else { |
|
712 COMPtr<WebHistoryItem> item(AdoptCOM, WebHistoryItem::createInstance()); |
|
713 if (!item) |
|
714 return; |
|
715 |
|
716 entry = item.get(); |
|
717 |
|
718 SYSTEMTIME currentTime; |
|
719 GetSystemTime(¤tTime); |
|
720 DATE lastVisited; |
|
721 if (!SystemTimeToVariantTime(¤tTime, &lastVisited)) |
|
722 return; |
|
723 |
|
724 if (FAILED(entry->initWithURLString(BString(url.string()), BString(title), lastVisited))) |
|
725 return; |
|
726 |
|
727 item->recordInitialVisit(); |
|
728 |
|
729 CFDictionarySetValue(m_entriesByURL.get(), urlString.get(), entry); |
|
730 } |
|
731 |
|
732 addItemToDateCaches(entry); |
|
733 |
|
734 COMPtr<IWebHistoryItemPrivate> entryPrivate(Query, entry); |
|
735 if (!entryPrivate) |
|
736 return; |
|
737 |
|
738 entryPrivate->setLastVisitWasFailure(wasFailure); |
|
739 if (!httpMethod.isEmpty()) |
|
740 entryPrivate->setLastVisitWasHTTPNonGet(!equalIgnoringCase(httpMethod, "GET") && url.protocolInHTTPFamily()); |
|
741 |
|
742 COMPtr<WebHistoryItem> item(Query, entry); |
|
743 item->historyItem()->setRedirectURLs(0); |
|
744 |
|
745 COMPtr<CFDictionaryPropertyBag> userInfo = createUserInfoFromHistoryItem( |
|
746 getNotificationString(kWebHistoryItemsAddedNotification), entry); |
|
747 postNotification(kWebHistoryItemsAddedNotification, userInfo.get()); |
|
748 } |
|
749 |
|
750 HRESULT WebHistory::itemForURLString( |
|
751 /* [in] */ CFStringRef urlString, |
|
752 /* [retval][out] */ IWebHistoryItem** item) const |
|
753 { |
|
754 if (!item) |
|
755 return E_FAIL; |
|
756 *item = 0; |
|
757 |
|
758 IWebHistoryItem* foundItem = (IWebHistoryItem*) CFDictionaryGetValue(m_entriesByURL.get(), urlString); |
|
759 if (!foundItem) |
|
760 return E_FAIL; |
|
761 |
|
762 foundItem->AddRef(); |
|
763 *item = foundItem; |
|
764 return S_OK; |
|
765 } |
|
766 |
|
767 HRESULT STDMETHODCALLTYPE WebHistory::itemForURL( |
|
768 /* [in] */ BSTR url, |
|
769 /* [retval][out] */ IWebHistoryItem** item) |
|
770 { |
|
771 RetainPtr<CFStringRef> urlString(AdoptCF, MarshallingHelpers::BSTRToCFStringRef(url)); |
|
772 return itemForURLString(urlString.get(), item); |
|
773 } |
|
774 |
|
775 HRESULT WebHistory::removeItemForURLString(CFStringRef urlString) |
|
776 { |
|
777 IWebHistoryItem* entry = (IWebHistoryItem*) CFDictionaryGetValue(m_entriesByURL.get(), urlString); |
|
778 if (!entry) |
|
779 return E_FAIL; |
|
780 |
|
781 HRESULT hr = removeItemFromDateCaches(entry); |
|
782 CFDictionaryRemoveValue(m_entriesByURL.get(), urlString); |
|
783 |
|
784 if (!CFDictionaryGetCount(m_entriesByURL.get())) |
|
785 PageGroup::removeAllVisitedLinks(); |
|
786 |
|
787 return hr; |
|
788 } |
|
789 |
|
790 COMPtr<IWebHistoryItem> WebHistory::itemForURLString(const String& urlString) const |
|
791 { |
|
792 RetainPtr<CFStringRef> urlCFString(AdoptCF, urlString.createCFString()); |
|
793 if (!urlCFString) |
|
794 return 0; |
|
795 COMPtr<IWebHistoryItem> item; |
|
796 if (FAILED(itemForURLString(urlCFString.get(), &item))) |
|
797 return 0; |
|
798 return item; |
|
799 } |
|
800 |
|
801 HRESULT WebHistory::addItemToDateCaches(IWebHistoryItem* entry) |
|
802 { |
|
803 HRESULT hr = S_OK; |
|
804 |
|
805 DATE lastVisitedCOMTime; |
|
806 entry->lastVisitedTimeInterval(&lastVisitedCOMTime); |
|
807 |
|
808 DateKey dateKey; |
|
809 if (findKey(&dateKey, MarshallingHelpers::DATEToCFAbsoluteTime(lastVisitedCOMTime))) { |
|
810 // other entries already exist for this date |
|
811 hr = insertItem(entry, dateKey); |
|
812 } else { |
|
813 ASSERT(!m_entriesByDate.contains(dateKey)); |
|
814 // no other entries exist for this date |
|
815 RetainPtr<CFMutableArrayRef> entryArray(AdoptCF, |
|
816 CFArrayCreateMutable(0, 0, &MarshallingHelpers::kIUnknownArrayCallBacks)); |
|
817 CFArrayAppendValue(entryArray.get(), entry); |
|
818 m_entriesByDate.set(dateKey, entryArray); |
|
819 // Clear m_orderedLastVisitedDays so it will be regenerated when next requested. |
|
820 m_orderedLastVisitedDays.clear(); |
|
821 } |
|
822 |
|
823 return hr; |
|
824 } |
|
825 |
|
826 HRESULT WebHistory::removeItemFromDateCaches(IWebHistoryItem* entry) |
|
827 { |
|
828 HRESULT hr = S_OK; |
|
829 |
|
830 DATE lastVisitedCOMTime; |
|
831 entry->lastVisitedTimeInterval(&lastVisitedCOMTime); |
|
832 |
|
833 DateKey dateKey; |
|
834 if (!findKey(&dateKey, MarshallingHelpers::DATEToCFAbsoluteTime(lastVisitedCOMTime))) |
|
835 return E_FAIL; |
|
836 |
|
837 DateToEntriesMap::iterator found = m_entriesByDate.find(dateKey); |
|
838 ASSERT(found != m_entriesByDate.end()); |
|
839 CFMutableArrayRef entriesForDate = found->second.get(); |
|
840 |
|
841 CFIndex count = CFArrayGetCount(entriesForDate); |
|
842 for (int i = count - 1; i >= 0; --i) { |
|
843 if ((IWebHistoryItem*)CFArrayGetValueAtIndex(entriesForDate, i) == entry) |
|
844 CFArrayRemoveValueAtIndex(entriesForDate, i); |
|
845 } |
|
846 |
|
847 // remove this date entirely if there are no other entries on it |
|
848 if (CFArrayGetCount(entriesForDate) == 0) { |
|
849 m_entriesByDate.remove(found); |
|
850 // Clear m_orderedLastVisitedDays so it will be regenerated when next requested. |
|
851 m_orderedLastVisitedDays.clear(); |
|
852 } |
|
853 |
|
854 return hr; |
|
855 } |
|
856 |
|
857 static void getDayBoundaries(CFAbsoluteTime day, CFAbsoluteTime& beginningOfDay, CFAbsoluteTime& beginningOfNextDay) |
|
858 { |
|
859 RetainPtr<CFTimeZoneRef> timeZone(AdoptCF, CFTimeZoneCopyDefault()); |
|
860 CFGregorianDate date = CFAbsoluteTimeGetGregorianDate(day, timeZone.get()); |
|
861 date.hour = 0; |
|
862 date.minute = 0; |
|
863 date.second = 0; |
|
864 beginningOfDay = CFGregorianDateGetAbsoluteTime(date, timeZone.get()); |
|
865 date.day += 1; |
|
866 beginningOfNextDay = CFGregorianDateGetAbsoluteTime(date, timeZone.get()); |
|
867 } |
|
868 |
|
869 static inline CFAbsoluteTime beginningOfDay(CFAbsoluteTime date) |
|
870 { |
|
871 static CFAbsoluteTime cachedBeginningOfDay = numeric_limits<CFAbsoluteTime>::quiet_NaN(); |
|
872 static CFAbsoluteTime cachedBeginningOfNextDay; |
|
873 if (!(date >= cachedBeginningOfDay && date < cachedBeginningOfNextDay)) |
|
874 getDayBoundaries(date, cachedBeginningOfDay, cachedBeginningOfNextDay); |
|
875 return cachedBeginningOfDay; |
|
876 } |
|
877 |
|
878 static inline WebHistory::DateKey dateKey(CFAbsoluteTime date) |
|
879 { |
|
880 // Converting from double (CFAbsoluteTime) to int64_t (WebHistoryDateKey) is |
|
881 // safe here because all sensible dates are in the range -2**48 .. 2**47 which |
|
882 // safely fits in an int64_t. |
|
883 return beginningOfDay(date); |
|
884 } |
|
885 |
|
886 // Returns whether the day is already in the list of days, |
|
887 // and fills in *key with the found or proposed key. |
|
888 bool WebHistory::findKey(DateKey* key, CFAbsoluteTime forDay) |
|
889 { |
|
890 ASSERT_ARG(key, key); |
|
891 |
|
892 *key = dateKey(forDay); |
|
893 return m_entriesByDate.contains(*key); |
|
894 } |
|
895 |
|
896 HRESULT WebHistory::insertItem(IWebHistoryItem* entry, DateKey dateKey) |
|
897 { |
|
898 ASSERT_ARG(entry, entry); |
|
899 ASSERT_ARG(dateKey, m_entriesByDate.contains(dateKey)); |
|
900 |
|
901 HRESULT hr = S_OK; |
|
902 |
|
903 if (!entry) |
|
904 return E_FAIL; |
|
905 |
|
906 DATE entryTime; |
|
907 entry->lastVisitedTimeInterval(&entryTime); |
|
908 CFMutableArrayRef entriesForDate = m_entriesByDate.get(dateKey).get(); |
|
909 unsigned count = CFArrayGetCount(entriesForDate); |
|
910 |
|
911 // The entries for each day are stored in a sorted array with the most recent entry first |
|
912 // Check for the common cases of the entry being newer than all existing entries or the first entry of the day |
|
913 bool isNewerThanAllEntries = false; |
|
914 if (count) { |
|
915 IWebHistoryItem* item = const_cast<IWebHistoryItem*>(static_cast<const IWebHistoryItem*>(CFArrayGetValueAtIndex(entriesForDate, 0))); |
|
916 DATE itemTime; |
|
917 isNewerThanAllEntries = SUCCEEDED(item->lastVisitedTimeInterval(&itemTime)) && itemTime < entryTime; |
|
918 } |
|
919 if (!count || isNewerThanAllEntries) { |
|
920 CFArrayInsertValueAtIndex(entriesForDate, 0, entry); |
|
921 return S_OK; |
|
922 } |
|
923 |
|
924 // .. or older than all existing entries |
|
925 bool isOlderThanAllEntries = false; |
|
926 if (count > 0) { |
|
927 IWebHistoryItem* item = const_cast<IWebHistoryItem*>(static_cast<const IWebHistoryItem*>(CFArrayGetValueAtIndex(entriesForDate, count - 1))); |
|
928 DATE itemTime; |
|
929 isOlderThanAllEntries = SUCCEEDED(item->lastVisitedTimeInterval(&itemTime)) && itemTime >= entryTime; |
|
930 } |
|
931 if (isOlderThanAllEntries) { |
|
932 CFArrayInsertValueAtIndex(entriesForDate, count, entry); |
|
933 return S_OK; |
|
934 } |
|
935 |
|
936 unsigned low = 0; |
|
937 unsigned high = count; |
|
938 while (low < high) { |
|
939 unsigned mid = low + (high - low) / 2; |
|
940 IWebHistoryItem* item = const_cast<IWebHistoryItem*>(static_cast<const IWebHistoryItem*>(CFArrayGetValueAtIndex(entriesForDate, mid))); |
|
941 DATE itemTime; |
|
942 if (FAILED(item->lastVisitedTimeInterval(&itemTime))) |
|
943 return E_FAIL; |
|
944 |
|
945 if (itemTime >= entryTime) |
|
946 low = mid + 1; |
|
947 else |
|
948 high = mid; |
|
949 } |
|
950 |
|
951 // low is now the index of the first entry that is older than entryDate |
|
952 CFArrayInsertValueAtIndex(entriesForDate, low, entry); |
|
953 return S_OK; |
|
954 } |
|
955 |
|
956 CFAbsoluteTime WebHistory::timeToDate(CFAbsoluteTime time) |
|
957 { |
|
958 // can't just divide/round since the day boundaries depend on our current time zone |
|
959 const double secondsPerDay = 60 * 60 * 24; |
|
960 CFTimeZoneRef timeZone = CFTimeZoneCopySystem(); |
|
961 CFGregorianDate date = CFAbsoluteTimeGetGregorianDate(time, timeZone); |
|
962 date.hour = date.minute = 0; |
|
963 date.second = 0.0; |
|
964 CFAbsoluteTime timeInDays = CFGregorianDateGetAbsoluteTime(date, timeZone); |
|
965 if (areEqualOrClose(time - timeInDays, secondsPerDay)) |
|
966 timeInDays += secondsPerDay; |
|
967 return timeInDays; |
|
968 } |
|
969 |
|
970 // Return a date that marks the age limit for history entries saved to or |
|
971 // loaded from disk. Any entry older than this item should be rejected. |
|
972 HRESULT WebHistory::ageLimitDate(CFAbsoluteTime* time) |
|
973 { |
|
974 // get the current date as a CFAbsoluteTime |
|
975 CFAbsoluteTime currentDate = timeToDate(CFAbsoluteTimeGetCurrent()); |
|
976 |
|
977 CFGregorianUnits ageLimit = {0}; |
|
978 int historyLimitDays; |
|
979 HRESULT hr = historyAgeInDaysLimit(&historyLimitDays); |
|
980 if (FAILED(hr)) |
|
981 return hr; |
|
982 ageLimit.days = -historyLimitDays; |
|
983 *time = CFAbsoluteTimeAddGregorianUnits(currentDate, CFTimeZoneCopySystem(), ageLimit); |
|
984 return S_OK; |
|
985 } |
|
986 |
|
987 static void addVisitedLinkToPageGroup(const void* key, const void*, void* context) |
|
988 { |
|
989 CFStringRef url = static_cast<CFStringRef>(key); |
|
990 PageGroup* group = static_cast<PageGroup*>(context); |
|
991 |
|
992 CFIndex length = CFStringGetLength(url); |
|
993 const UChar* characters = reinterpret_cast<const UChar*>(CFStringGetCharactersPtr(url)); |
|
994 if (characters) |
|
995 group->addVisitedLink(characters, length); |
|
996 else { |
|
997 Vector<UChar, 512> buffer(length); |
|
998 CFStringGetCharacters(url, CFRangeMake(0, length), reinterpret_cast<UniChar*>(buffer.data())); |
|
999 group->addVisitedLink(buffer.data(), length); |
|
1000 } |
|
1001 } |
|
1002 |
|
1003 void WebHistory::addVisitedLinksToPageGroup(PageGroup& group) |
|
1004 { |
|
1005 CFDictionaryApplyFunction(m_entriesByURL.get(), addVisitedLinkToPageGroup, &group); |
|
1006 } |
|
1007 |
|
1008 RetainPtr<CFDataRef> WebHistory::data() const |
|
1009 { |
|
1010 if (m_entriesByDate.isEmpty()) |
|
1011 return 0; |
|
1012 |
|
1013 WebHistoryWriter writer(m_entriesByDate); |
|
1014 writer.writePropertyList(); |
|
1015 return writer.releaseData(); |
|
1016 } |