1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 // System includes |
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19 #include <QTime> |
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20 |
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21 // User includes |
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22 #include "radiostation.h" |
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23 #include "radiostation_p.h" |
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24 #include "radiologger.h" |
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25 #include "radio_global.h" |
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26 |
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27 // Constants |
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28 const QLatin1String HTML_TAG_START( "<font color='cyan'><u>" ); |
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29 const QLatin1String HTML_TAG_END( "</u></font>" ); |
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30 |
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31 const uint LAST_CALLSIGN_CHAR_CODE = 25; |
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32 const uint THREE_LETTER_CALLSIGN_COUNT = 72; |
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33 const uint KXXX_CALLSIGN_PI_FIRST = 0x1000; |
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34 const uint WXXX_CALLSIGN_PI_FIRST = 0x54A8; |
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35 const uint WXXX_CALLSIGN_PI_LAST = 0x994F; |
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36 const uint XXX_CALLSIGN_PI_FIRST = 0x9950; |
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37 const uint XXX_CALLSIGN_PI_LAST = 0x99B9; |
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38 |
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39 const char* CALLSIGN_TABLE[THREE_LETTER_CALLSIGN_COUNT] = |
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40 {"KBW", "KCY", "KDB", "KDF", "KEX", "KFH","KFI","KGA","KGB", |
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41 "KGO", "KGU", "KGW", "KGY", "KHQ", "KID", "KIT", "KJR", "KLO", |
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42 "KLZ", "KMA", "KMJ", "KNX", "KOA", "KOB", "KOY", "KPQ", "KQV", |
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43 "KSD", "KSL", "KUJ", "KUT", "KVI", "KWG", "KXL", "KXO", "KYW", |
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44 "WBT", "WBZ", "WDZ", "WEW", "WGH", "WGL", "WGN", "WGR", "WGY", |
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45 "WHA", "WHB", "WHK", "WHO", "WHP", "WIL", "WIP", "WIS", "WJR", |
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46 "WJW", "WJZ", "WKY", "WLS", "WLW", "WMC", "WMT", "WOC", "WOI", |
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47 "WOL", "WOR", "WOW", "WRC", "WRR", "WSB", "WSM", "WWJ", "WWL"}; |
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48 |
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49 const uint PI_CODE_TABLE[THREE_LETTER_CALLSIGN_COUNT] = |
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50 {0x99A5, 0x99A6, 0x9990, 0x99A7, 0x9950, 0x9951, 0x9952, 0x9953, |
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51 0x9991, 0x9954, 0x9955, 0x9956, 0x9957, 0x99AA, 0x9958, 0x9959, |
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52 0x995A, 0x995B, 0x995C, 0x995D, 0x995E, 0x995F, 0x9960, 0x99AB, |
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53 0x9992, 0x9993, 0x9964, 0x9994, 0x9965, 0x9966, 0x9995, 0x9967, |
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54 0x9968, 0x9996, 0x9997, 0x996B, 0x9999, 0x996D, 0x996E, 0x996F, |
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55 0x999A, 0x9971, 0x9972, 0x9973, 0x999B, 0x9975, 0x9976, 0x9977, |
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56 0x9978, 0x999C, 0x999D, 0x997A, 0x99B3, 0x997B, 0x99B4, 0x99B5, |
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57 0x997C, 0x997D, 0x997E, 0x999E, 0x999F, 0x9981, 0x99A0, 0x9983, |
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58 0x9984, 0x99A1, 0x99B9, 0x99A2, 0x99A3, 0x99A4, 0x9988, 0x9989}; |
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59 |
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60 const uint DISABLE_LOCAL_AREA_COVERAGE_MASK = 0x0800; |
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61 |
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62 const int PS_NAME_CHANGE_THRESHOLD_SECONDS = 10; |
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63 |
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64 // Macros to help protect shared null and manual station instances to help debugging |
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65 // Enabled in emulator or win32 builds by default |
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66 #if defined __WINS__ || defined BUILD_WIN32 |
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67 # define PROTECT_SHAREDNULL_AND_MANUALSTATION |
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68 #endif |
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69 |
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70 #ifdef PROTECT_SHAREDNULL_AND_MANUALSTATION |
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71 # define ASSERT_SHARED_NULL_IS_INTACT \ |
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72 Q_ASSERT_X( mData->mPresetIndex != SharedNull, "RadioStation", "Shared null modified illegally!" ); |
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73 # define ASSERT_MANUAL_STATION \ |
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74 Q_ASSERT_X( mData->mPresetIndex != ManualStation, "RadioStation", "Illegally modifying manual station" ); |
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75 #else |
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76 # define ASSERT_SHARED_NULL_IS_INTACT |
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77 # define ASSERT_MANUAL_STATION |
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78 #endif // PROTECT_SHAREDNULL_AND_MANUALSTATION |
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79 |
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80 /** |
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81 * Static shared data instance that is used by all default-constructed RadioStation instances |
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82 */ |
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83 static RadioStationPrivate shared_null( RadioStation::SharedNull, 0 ); |
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84 |
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85 /*! |
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86 * |
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87 */ |
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88 QString RadioStation::parseFrequency( uint frequency ) |
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89 { |
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90 QString freqString; |
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91 freqString.sprintf( "%.1f", qreal( frequency ) / FREQUENCY_MULTIPLIER ); |
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92 return freqString; |
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93 } |
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94 |
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95 /*! |
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96 * |
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97 */ |
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98 RadioStation::RadioStation() : |
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99 mData( &shared_null ) |
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100 { |
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101 } |
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102 |
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103 /*! |
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104 * |
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105 */ |
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106 RadioStation::RadioStation( const RadioStation& other ) : |
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107 mData( other.mData ) |
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108 { |
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109 } |
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110 |
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111 /*! |
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112 * |
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113 */ |
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114 RadioStation::RadioStation( int presetIndex, uint frequency ) : |
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115 mData( new RadioStationPrivate( presetIndex, frequency ) ) |
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116 { |
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117 } |
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118 |
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119 /*! |
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120 * |
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121 */ |
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122 RadioStation::~RadioStation() |
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123 { |
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124 } |
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125 |
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126 /*! |
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127 * |
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128 */ |
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129 RadioStation& RadioStation::operator=( const RadioStation& other ) |
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130 { |
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131 mData = other.mData; |
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132 return *this; |
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133 } |
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134 |
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135 /*! |
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136 * |
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137 */ |
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138 void RadioStation::reset() |
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139 { |
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140 mData = &shared_null; |
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141 ASSERT_SHARED_NULL_IS_INTACT |
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142 } |
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143 |
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144 /*! |
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145 * |
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146 */ |
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147 void RadioStation::setChangeFlags( RadioStation::Change flags ) |
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148 { |
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149 if ( mData->mChangeFlags != flags ) { |
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150 mData->mChangeFlags = flags; |
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151 } |
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152 } |
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153 |
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154 /*! |
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155 * |
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156 */ |
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157 void RadioStation::setPresetIndex( int presetIndex ) |
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158 { |
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159 if ( mData->mPresetIndex != presetIndex ) { |
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160 ASSERT_MANUAL_STATION |
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161 mData->mPresetIndex = presetIndex; |
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162 mData->mChangeFlags |= RadioStation::PersistentDataChanged; |
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163 } |
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164 } |
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165 |
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166 /*! |
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167 * |
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168 */ |
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169 void RadioStation::setFrequency( uint frequency ) |
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170 { |
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171 if ( mData->mFrequency != frequency ) { |
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172 mData->mFrequency = frequency; |
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173 mData->mChangeFlags |= RadioStation::PersistentDataChanged; |
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174 ASSERT_SHARED_NULL_IS_INTACT |
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175 } |
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176 } |
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177 |
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178 /*! |
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179 * Sets the preset name |
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180 */ |
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181 void RadioStation::setName( const QString& name ) |
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182 { |
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183 // Name emptiness is checked because this name setter is used by incoming RDS PS name |
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184 // and empty names should be ignored |
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185 if ( !name.isEmpty() && !mData->isRenamedByUser() && mData->mName.compare( name ) != 0 ) { |
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186 mData->mName = name.trimmed(); |
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187 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::NameChanged; |
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188 mData->setStationHasSentRds( true ); |
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189 |
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190 // Save the time when PS name changed and if the last change was too close to the current time |
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191 // change the PS type to dynamic if it has already been incorrectly determined to be static. |
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192 QTime previousChange = mData->mLastPsNameChangeTime; |
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193 mData->mLastPsNameChangeTime = QTime::currentTime(); |
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194 if ( previousChange.isValid() && mData->mPsType == RadioStation::Static && |
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195 previousChange.secsTo( mData->mLastPsNameChangeTime ) < PS_NAME_CHANGE_THRESHOLD_SECONDS ) { |
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196 LOG( "Station changed PS name too often. PS type changed to Dynamic" ); |
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197 mData->mPsType = RadioStation::Dynamic; |
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198 mData->mDynamicPsText = mData->mName; |
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199 mData->mName = ""; |
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200 mData->mChangeFlags |= RadioStation::PsTypeChanged | RadioStation::DynamicPsChanged; |
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201 mData->setCallSignCheckDone( false ); |
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202 } |
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203 |
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204 //TODO: This is a temporary thing to see some URL. Remove this |
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205 if ( !mData->mName.isEmpty() ) { |
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206 QString url = mData->mName.toLower().remove( " " ); |
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207 mData->mUrl = "http://www." + url + ".fi"; |
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208 } else { |
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209 mData->mUrl = ""; |
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210 } |
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211 mData->mChangeFlags |= RadioStation::UrlChanged; |
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212 ASSERT_SHARED_NULL_IS_INTACT |
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213 } |
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214 } |
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215 |
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216 /*! |
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217 * |
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218 */ |
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219 void RadioStation::setGenre( const int genre ) |
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220 { |
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221 if ( mData->mGenre != genre ) { |
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222 mData->mGenre = genre; |
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223 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::GenreChanged; |
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224 |
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225 // Note that setStationHasSentRds() is not set when genre or pi code arrives. |
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226 |
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227 ASSERT_SHARED_NULL_IS_INTACT |
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228 } |
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229 } |
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230 |
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231 /*! |
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232 * |
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233 */ |
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234 void RadioStation::setUrl( const QString& url ) |
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235 { |
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236 if ( mData->mUrl.compare( url ) != 0 ) { |
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237 mData->mUrl = url; |
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238 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::UrlChanged; |
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239 mData->setStationHasSentRds( true ); |
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240 ASSERT_SHARED_NULL_IS_INTACT |
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241 } |
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242 } |
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243 |
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244 /*! |
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245 * Sets the PI code |
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246 * @return true if code was changed, false if not |
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247 */ |
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248 bool RadioStation::setPiCode( int piCode, RadioRegion::Region region ) |
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249 { |
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250 LOG_FORMAT( "RadioStation::setPiCode new PI: %d", piCode ); |
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251 // toggling local area coverage bit code must not be interpreted as new PI code |
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252 if ( region != RadioRegion::America ) { |
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253 piCode &= ~DISABLE_LOCAL_AREA_COVERAGE_MASK; |
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254 } |
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255 |
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256 LOG_FORMAT( "stored PI: %d", mData->mPiCode ); |
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257 LOG_FORMAT( "call sign check done: %d", mData->isCallSignCheckDone() ); |
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258 //prevent executing the below code when unnessesary |
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259 if ( mData->mPiCode != piCode || !mData->isCallSignCheckDone() ) { |
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260 mData->mPiCode = piCode; |
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261 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::PiCodeChanged; |
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262 // Note that setStationHasSentRds() is not set when genre or pi code arrives. |
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263 |
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264 // call sign not calculated for clear channel stations |
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265 //TODO: Remove magic numbers |
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266 if ( ( (mData->mPiCode & 0xF000 ) >> 12 ) == 0x1 ) { |
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267 LOG( "Clear channel station" ); |
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268 mData->setCallSignCheckDone( true ); |
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269 } else if ( region == RadioRegion::America && mData->mName.isEmpty() && !isRenamed() ) { |
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270 LOG( "Calculate call sign" ); |
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271 mData->mName = piCodeToCallSign( mData->mPiCode ); |
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272 mData->mChangeFlags |= RadioStation::NameChanged; |
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273 } |
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274 |
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275 if ( mData->mChangeFlags.testFlag( RadioStation::PsTypeChanged ) ) { |
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276 LOG( "Call sign check done" ); |
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277 mData->setCallSignCheckDone( true ); |
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278 } |
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279 |
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280 ASSERT_SHARED_NULL_IS_INTACT |
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281 return true; |
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282 } |
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283 return false; |
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284 } |
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285 |
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286 /*! |
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287 * |
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288 */ |
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289 void RadioStation::setPsType( PsType psType ) |
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290 { |
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291 if ( mData->mPsType != psType ) { |
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292 mData->mPsType = psType; |
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293 mData->mChangeFlags |= RadioStation::PsTypeChanged; |
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294 ASSERT_SHARED_NULL_IS_INTACT |
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295 } |
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296 } |
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297 |
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298 /*! |
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299 * |
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300 */ |
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301 void RadioStation::setRadioText( const QString& radioText ) |
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302 { |
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303 if ( mData->mRadioText.compare( radioText ) != 0 ) { |
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304 mData->mRadioText = radioText.isEmpty() ? "" : radioText.trimmed(); |
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305 mData->mChangeFlags |= RadioStation::RadioTextChanged; |
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306 mData->setStationHasSentRds( true ); |
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307 ASSERT_SHARED_NULL_IS_INTACT |
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308 } |
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309 } |
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310 |
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311 /*! |
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312 * |
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313 */ |
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314 void RadioStation::setRadioTextPlus( const int rtPlusClass, const QString& rtPlusItem ) |
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315 { |
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316 if ( !mData->mRadioText.isEmpty() && |
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317 !rtPlusItem.isEmpty() && |
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318 ( rtPlusClass == RtPlus::Artist || rtPlusClass == RtPlus::Title || rtPlusClass == RtPlus::Homepage) ) |
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319 { |
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320 // Url is saved to its own variable and it is not highlighted from the radiotext |
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321 if ( rtPlusClass == RtPlus::Homepage ) { |
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322 setUrl( rtPlusItem ); |
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323 return; |
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324 } |
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325 |
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326 const QString replacement = HTML_TAG_START + rtPlusItem + HTML_TAG_END; |
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327 |
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328 mData->mRadioText.replace( rtPlusItem, replacement ); |
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329 mData->mChangeFlags |= RadioStation::RadioTextChanged; |
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330 } |
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331 } |
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332 |
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333 /*! |
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334 * |
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335 */ |
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336 void RadioStation::setDynamicPsText( const QString& dynamicPsText ) |
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337 { |
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338 if ( mData->mDynamicPsText.compare( dynamicPsText ) != 0 ) { |
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339 mData->mDynamicPsText = dynamicPsText; |
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340 mData->mChangeFlags |= RadioStation::DynamicPsChanged; |
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341 ASSERT_SHARED_NULL_IS_INTACT |
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342 } |
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343 } |
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344 |
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345 /*! |
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346 * |
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347 */ |
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348 bool RadioStation::isValid() const |
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349 { |
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350 return mData->mFrequency > 0 && ( isType( ManualStation ) || mData->mPresetIndex >= 0 ); |
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351 } |
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352 |
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353 /*! |
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354 * |
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355 */ |
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356 QString RadioStation::name() const |
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357 { |
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358 return mData->mName.isEmpty() ? "" : mData->mName; |
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359 } |
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360 |
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361 /*! |
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362 * |
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363 */ |
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364 void RadioStation::setUserDefinedName( const QString& name ) |
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365 { |
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366 // We don't check for name emptiness because this setter is used also to remove the renaming |
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367 // of a station by setting an empty name |
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368 if ( mData->mName.compare( name ) != 0 ) { |
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369 mData->mName = name; |
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370 mData->setRenamedByUser( !name.isEmpty() ); |
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371 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::NameChanged; |
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372 } |
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373 } |
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374 |
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375 /*! |
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376 * |
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377 */ |
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378 bool RadioStation::isRenamed() const |
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379 { |
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380 return mData->isRenamedByUser(); |
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381 } |
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382 |
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383 /*! |
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384 * |
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385 */ |
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386 int RadioStation::genre() const |
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387 { |
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388 return mData->mGenre; |
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389 } |
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390 |
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391 /*! |
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392 * |
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393 */ |
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394 QString RadioStation::frequencyString() const |
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395 { |
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396 return parseFrequency( mData->mFrequency ); |
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397 } |
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398 |
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399 /*! |
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400 * |
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401 */ |
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402 uint RadioStation::frequency() const |
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403 { |
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404 return mData->mFrequency; |
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405 } |
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406 |
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407 /*! |
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408 * |
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409 */ |
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410 int RadioStation::presetIndex() const |
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411 { |
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412 return mData->mPresetIndex; |
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413 } |
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414 |
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415 /*! |
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416 * |
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417 */ |
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418 void RadioStation::setFavorite( bool favorite ) |
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419 { |
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420 if ( isFavorite() != favorite ) { |
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421 favorite ? setType( RadioStation::Favorite ) : unsetType( RadioStation::Favorite ); |
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422 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::FavoriteChanged; |
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423 ASSERT_SHARED_NULL_IS_INTACT |
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424 } |
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425 } |
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426 |
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427 /*! |
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428 * |
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429 */ |
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430 bool RadioStation::isFavorite() const |
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431 { |
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432 return mData->mType.testFlag( RadioStation::Favorite ); |
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433 } |
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434 |
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435 /*! |
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436 * |
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437 */ |
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438 QString RadioStation::url() const |
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439 { |
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440 return mData->mUrl; |
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441 } |
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442 |
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443 /*! |
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444 * |
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445 */ |
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446 int RadioStation::piCode() const |
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447 { |
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448 return mData->mPiCode; |
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449 } |
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450 |
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451 /*! |
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452 * |
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453 */ |
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454 void RadioStation::setType( RadioStation::Type type ) |
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455 { |
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456 if ( !isType( type ) ) { |
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457 |
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458 // Check if favorite-status changed |
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459 if ( mData->mType.testFlag( RadioStation::Favorite ) != type.testFlag( RadioStation::Favorite ) ) { |
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460 mData->mChangeFlags |= RadioStation::FavoriteChanged; |
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461 } |
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462 |
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463 mData->mType |= type; |
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464 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::TypeChanged; |
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465 ASSERT_SHARED_NULL_IS_INTACT |
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466 } |
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467 } |
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468 |
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469 /*! |
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470 * |
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471 */ |
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472 void RadioStation::unsetType( RadioStation::Type type ) |
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473 { |
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474 if ( isType( type ) ) { |
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475 |
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476 // Check if favorite-status changed |
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477 if ( mData->mType.testFlag( RadioStation::Favorite ) != type.testFlag( RadioStation::Favorite ) ) { |
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478 mData->mChangeFlags |= RadioStation::FavoriteChanged; |
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479 } |
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480 |
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481 mData->mType &= ~type; |
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482 mData->mChangeFlags |= RadioStation::PersistentDataChanged | RadioStation::TypeChanged; |
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483 ASSERT_SHARED_NULL_IS_INTACT |
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484 } |
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485 } |
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486 |
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487 /*! |
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488 * |
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489 */ |
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490 bool RadioStation::isType( RadioStation::Type type ) const |
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491 { |
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492 return ( mData->mType & type ) == type; |
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493 } |
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494 |
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495 /*! |
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496 * |
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497 */ |
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498 RadioStation::PsType RadioStation::psType() const |
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499 { |
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500 return mData->mPsType; |
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501 } |
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502 |
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503 /*! |
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504 * |
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505 */ |
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506 QString RadioStation::radioText() const |
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507 { |
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508 return mData->mRadioText; |
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509 } |
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510 |
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511 /*! |
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512 * |
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513 */ |
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514 QString RadioStation::dynamicPsText() const |
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515 { |
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516 return mData->mDynamicPsText; |
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517 } |
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518 |
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519 /*! |
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520 * |
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521 */ |
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522 RadioStation::Change RadioStation::changeFlags() const |
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523 { |
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524 return mData->mChangeFlags; |
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525 } |
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526 |
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527 /*! |
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528 * |
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529 */ |
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530 bool RadioStation::hasDataChanged( RadioStation::Change flags ) const |
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531 { |
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532 return ( mData->mChangeFlags & flags ) == flags; |
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533 } |
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534 |
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535 /*! |
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536 * |
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537 */ |
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538 bool RadioStation::hasChanged() const |
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539 { |
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540 return mData->mChangeFlags != RadioStation::NoChange; |
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541 } |
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542 |
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543 /*! |
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544 * |
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545 */ |
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546 void RadioStation::resetChangeFlags() |
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547 { |
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548 if ( mData->mChangeFlags != RadioStation::NoChange ) { |
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549 mData->mChangeFlags = RadioStation::NoChange; |
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550 } |
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551 } |
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552 |
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553 /*! |
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554 * |
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555 */ |
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556 bool RadioStation::hasSentRds() const |
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557 { |
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558 return mData->hasStationSentRds(); |
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559 } |
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560 |
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561 /*! |
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562 * |
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563 */ |
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564 QString RadioStation::piCodeToCallSign( uint programmeIdentification ) |
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565 { |
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566 QString callSign; |
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567 |
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568 LOG_FORMAT( "RadioStation::piCodeToCallSign PI: %d", programmeIdentification ); |
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569 // call signs beginning with 'K' |
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570 if ( ( programmeIdentification>=KXXX_CALLSIGN_PI_FIRST ) && ( programmeIdentification < WXXX_CALLSIGN_PI_FIRST ) ) { |
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571 callSign += "K"; |
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572 callSign += iterateCallSign( KXXX_CALLSIGN_PI_FIRST, programmeIdentification ); |
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573 } |
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574 // call signs beginning with 'W' |
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575 else if ( ( programmeIdentification >= WXXX_CALLSIGN_PI_FIRST ) && ( programmeIdentification <= WXXX_CALLSIGN_PI_LAST ) ) { |
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576 callSign += "W"; |
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577 callSign += iterateCallSign( WXXX_CALLSIGN_PI_FIRST, programmeIdentification ); |
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578 } |
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579 // 3 letter only call signs |
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580 else if ( ( programmeIdentification >= XXX_CALLSIGN_PI_FIRST ) && ( programmeIdentification <= XXX_CALLSIGN_PI_LAST ) ) { |
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581 callSign += callSignString( programmeIdentification ); |
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582 } else { |
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583 LOG( "RadioStation::piCodeToCallSign - Unhandled else" ); |
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584 } |
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585 |
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586 LOG_FORMAT( "RadioStation::piCodeToCallSign, call sign: %s", GETSTRING(callSign) ); |
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587 |
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588 return callSign; |
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589 } |
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590 |
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591 /*! |
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592 * |
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593 */ |
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594 QString RadioStation::iterateCallSign( int piBase, int programmeIdentification ) |
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595 { |
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596 QString callSign; |
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597 LOG_FORMAT( "RadioStation::iterateCallSign base: %d", piBase ); |
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598 |
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599 int sum = 0; |
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600 int i = 0; |
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601 while( sum < programmeIdentification ) { |
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602 ++i; |
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603 sum = piBase + i * 676 + 0 + 0; |
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604 } |
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605 callSign += callSignChar( i - 1 ); |
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606 |
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607 int tmpSum( sum - 676 ); |
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608 sum -= 676; |
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609 i = 0; |
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610 while( sum <= programmeIdentification ) { |
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611 ++i; |
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612 sum = tmpSum + 0 + i * 26 + 0; |
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613 } |
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614 callSign += callSignChar( i - 1 ); |
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615 |
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616 tmpSum = sum - 26; |
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617 sum -= 26; |
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618 i = 0; |
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619 while( sum <= programmeIdentification ) { |
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620 ++i; |
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621 sum = tmpSum + 0 + 0 + i; |
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622 } |
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623 callSign += callSignChar( i - 1 ); |
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624 |
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625 return callSign; |
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626 } |
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627 |
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628 /*! |
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629 * |
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630 */ |
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631 QString RadioStation::callSignString( uint programmeIdentification ) |
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632 { |
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633 for ( uint i = 0; i < THREE_LETTER_CALLSIGN_COUNT; ++i ) { |
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634 if( PI_CODE_TABLE[i] == programmeIdentification ) { |
|
635 return CALLSIGN_TABLE[i]; |
|
636 } |
|
637 } |
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638 |
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639 LOG_FORMAT( "RadioStation::callSignString, Not found PI: %d", programmeIdentification ); |
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640 |
|
641 return QString( "????" ); |
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642 } |
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643 |
|
644 /*! |
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645 * |
|
646 */ |
|
647 char RadioStation::callSignChar( uint decimalValue ) |
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648 { |
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649 LOG_FORMAT( "RadioStation::callSignChar A+: %d", decimalValue ); |
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650 if ( decimalValue <= LAST_CALLSIGN_CHAR_CODE ) { |
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651 return static_cast<char>( 'A' + decimalValue ); |
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652 } |
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653 return '?'; |
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654 } |
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655 |
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656 /** |
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657 * Checks if the class is detached from implicitly shared data |
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658 */ |
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659 bool RadioStation::isDetached() const |
|
660 { |
|
661 return mData->ref == 1; |
|
662 } |
|