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1 | <?php |
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2 | |||
3 | namespace SMW\DataValues; |
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4 | |||
5 | use SMW\ApplicationFactory; |
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6 | use SMW\DataValueFactory; |
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7 | use SMW\DataValues\ValueFormatters\DataValueFormatter; |
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8 | use SMW\DataValues\ValueParsers\MonolingualTextValueParser; |
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9 | use SMW\DIProperty; |
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10 | use SMW\DIWikiPage; |
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11 | use SMW\Localizer; |
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12 | use SMWContainerSemanticData as ContainerSemanticData; |
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13 | use SMWDataItem as DataItem; |
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14 | use SMWDataValue as DataValue; |
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15 | use SMWDIContainer as DIContainer; |
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16 | |||
17 | /** |
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18 | * MonolingualTextValue requires two components, a language code and a |
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19 | * text. |
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20 | * |
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21 | * A text `foo@en` is expected to be invoked with a BCP47 language |
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22 | * code tag and a language dependent text component. |
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23 | * |
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24 | * Internally, the value is stored as container object that represents |
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25 | * the language code and text as separate entities in order to be queried |
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26 | * individually. |
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27 | * |
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28 | * External output representation depends on the context (wiki, html) |
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29 | * whether the language code is omitted or not. |
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30 | * |
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31 | * @license GNU GPL v2+ |
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32 | * @since 2.4 |
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33 | * |
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34 | * @author mwjames |
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35 | */ |
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36 | class MonolingualTextValue extends DataValue { |
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37 | |||
38 | /** |
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39 | * @var DIProperty[]|null |
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40 | */ |
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41 | private static $properties = null; |
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42 | |||
43 | /** |
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44 | * @var MonolingualTextValueParser |
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45 | */ |
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46 | private $monolingualTextValueParser = null; |
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47 | |||
48 | /** |
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49 | * @param string $typeid |
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50 | */ |
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51 | 18 | public function __construct( $typeid = '' ) { |
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52 | 18 | parent::__construct( '_mlt_rec' ); |
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53 | 18 | } |
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54 | |||
55 | /** |
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56 | * @see RecordValue::setFieldProperties |
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57 | * |
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58 | * @param DIProperty[] $properties |
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59 | */ |
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60 | public function setFieldProperties( array $properties ) { |
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61 | // Keep the interface while the properties for this type |
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62 | // are fixed. |
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63 | } |
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64 | |||
65 | /** |
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66 | * @see DataValue::parseUserValue |
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67 | * @note called by DataValue::setUserValue |
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68 | * |
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69 | * @param string $userValue |
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70 | */ |
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71 | 16 | protected function parseUserValue( $userValue ) { |
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72 | |||
73 | 16 | list( $text, $languageCode ) = $this->getValuesFromString( $userValue ); |
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74 | |||
75 | 16 | $languageCodeValue = $this->newLanguageCodeValue( $languageCode ); |
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76 | |||
77 | if ( |
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78 | 16 | ( $languageCode !== '' && $languageCodeValue->getErrors() !== array() ) || |
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79 | 16 | ( $languageCode === '' && $this->isEnabledFeature( SMW_DV_MLTV_LCODE ) ) ) { |
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80 | 3 | $this->addError( $languageCodeValue->getErrors() ); |
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81 | 3 | return; |
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82 | } |
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83 | |||
84 | 13 | $dataValues = array(); |
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85 | |||
86 | 13 | foreach ( $this->getPropertyDataItems() as $property ) { |
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87 | |||
88 | if ( |
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89 | 13 | ( $languageCode === '' && $property->getKey() === '_LCODE' ) || |
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90 | 13 | ( $text === '' && $property->getKey() === '_TEXT' ) ) { |
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91 | 1 | continue; |
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92 | } |
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93 | |||
94 | 13 | $value = $text; |
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95 | |||
96 | 13 | if ( $property->getKey() === '_LCODE' ) { |
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97 | 12 | $value = $languageCode; |
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98 | } |
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99 | |||
100 | 13 | $dataValue = DataValueFactory::getInstance()->newDataValueByProperty( |
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101 | $property, |
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102 | $value, |
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103 | 13 | false, |
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104 | 13 | $this->m_contextPage |
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105 | ); |
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106 | |||
107 | 13 | $dataValues[] = $dataValue; |
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108 | } |
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109 | |||
110 | // Generate a hash from the normalized representation so that foo@en being |
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111 | // the same as foo@EN independent of a user input |
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112 | 13 | $containerSemanticData = $this->newContainerSemanticData( $text . '@' . $languageCode ); |
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113 | |||
114 | 13 | foreach ( $dataValues as $dataValue ) { |
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115 | 13 | $containerSemanticData->addDataValue( $dataValue ); |
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116 | } |
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117 | |||
118 | 13 | $this->m_dataitem = new DIContainer( $containerSemanticData ); |
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119 | 13 | } |
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120 | |||
121 | /** |
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122 | * @note called by MonolingualTextValueDescriptionDeserializer::deserialize |
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123 | * and MonolingualTextValue::parseUserValue |
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124 | * |
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125 | * No explicit check is made on the validity of a language code and is |
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126 | * expected to be done before calling this method. |
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127 | * |
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128 | * @since 2.4 |
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129 | * |
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130 | * @param string $userValue |
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131 | * |
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132 | * @return array |
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133 | */ |
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134 | 16 | public function getValuesFromString( $userValue ) { |
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135 | 16 | return $this->getValueParser()->parse( $userValue ); |
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136 | } |
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137 | |||
138 | /** |
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139 | * @see DataValue::loadDataItem |
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140 | * |
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141 | * @param DataItem $dataItem |
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142 | * |
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143 | * @return boolean |
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144 | */ |
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145 | 5 | protected function loadDataItem( DataItem $dataItem ) { |
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146 | |||
147 | 5 | if ( $dataItem->getDIType() === DataItem::TYPE_CONTAINER ) { |
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148 | $this->m_dataitem = $dataItem; |
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149 | return true; |
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150 | 5 | } elseif ( $dataItem->getDIType() === DataItem::TYPE_WIKIPAGE ) { |
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151 | 5 | $semanticData = new ContainerSemanticData( $dataItem ); |
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152 | 5 | $semanticData->copyDataFrom( ApplicationFactory::getInstance()->getStore()->getSemanticData( $dataItem ) ); |
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153 | 5 | $this->m_dataitem = new DIContainer( $semanticData ); |
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154 | 5 | return true; |
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155 | } |
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156 | |||
157 | 1 | return false; |
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158 | } |
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159 | |||
160 | /** |
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161 | * @see DataValue::getShortWikiText |
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162 | */ |
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163 | 9 | public function getShortWikiText( $linker = null ) { |
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164 | 9 | return $this->getDataValueFormatter()->format( DataValueFormatter::WIKI_SHORT, $linker ); |
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165 | } |
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166 | |||
167 | /** |
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168 | * @see DataValue::getShortHTMLText |
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169 | */ |
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170 | public function getShortHTMLText( $linker = null ) { |
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171 | return $this->getDataValueFormatter()->format( DataValueFormatter::HTML_SHORT, $linker ); |
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172 | } |
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173 | |||
174 | /** |
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175 | * @see DataValue::getLongWikiText |
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176 | */ |
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177 | public function getLongWikiText( $linker = null ) { |
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178 | return $this->getDataValueFormatter()->format( DataValueFormatter::WIKI_LONG, $linker ); |
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179 | } |
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180 | |||
181 | /** |
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182 | * @see DataValue::getLongHTMLText |
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183 | */ |
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184 | public function getLongHTMLText( $linker = null ) { |
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185 | return $this->getDataValueFormatter()->format( DataValueFormatter::HTML_LONG, $linker ); |
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186 | } |
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187 | |||
188 | /** |
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189 | * @see DataValue::getWikiValue |
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190 | */ |
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191 | 5 | public function getWikiValue() { |
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192 | 5 | return $this->getDataValueFormatter()->format( DataValueFormatter::VALUE ); |
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193 | } |
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194 | |||
195 | /** |
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196 | * @since 2.4 |
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197 | * @note called by SMWResultArray::getNextDataValue |
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198 | * |
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199 | * @return DIProperty[] |
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200 | */ |
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201 | 14 | public static function getPropertyDataItems() { |
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202 | |||
203 | 14 | if ( self::$properties !== null && self::$properties !== array() ) { |
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204 | 13 | return self::$properties; |
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205 | } |
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206 | |||
207 | 1 | foreach ( array( '_TEXT', '_LCODE' ) as $id ) { |
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208 | 1 | self::$properties[] = new DIProperty( $id ); |
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209 | } |
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210 | |||
211 | 1 | return self::$properties; |
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212 | } |
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213 | |||
214 | /** |
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215 | * @since 2.4 |
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216 | * @note called by SMWResultArray::loadContent |
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217 | * |
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218 | * @return DataItem[] |
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219 | */ |
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220 | 2 | public function getDataItems() { |
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221 | |||
222 | 2 | if ( !$this->isValid() ) { |
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223 | return array(); |
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224 | } |
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225 | |||
226 | 2 | $result = array(); |
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227 | 2 | $index = 0; |
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228 | |||
229 | 2 | foreach ( $this->getPropertyDataItems() as $diProperty ) { |
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230 | 2 | $values = $this->getDataItem()->getSemanticData()->getPropertyValues( $diProperty ); |
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231 | 2 | if ( count( $values ) > 0 ) { |
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232 | 2 | $result[$index] = reset( $values ); |
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233 | } else { |
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234 | $result[$index] = null; |
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235 | } |
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236 | 2 | $index += 1; |
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237 | } |
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238 | |||
239 | 2 | return $result; |
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240 | } |
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241 | |||
242 | /** |
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243 | * @since 2.4 |
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244 | * |
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245 | * @return DataValue|null |
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246 | */ |
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247 | 4 | public function getTextValueByLanguage( $languageCode ) { |
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248 | |||
249 | 4 | if ( !$this->isValid() || $this->getDataItem() === array() ) { |
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250 | return null; |
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251 | } |
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252 | |||
253 | 4 | $semanticData = $this->getDataItem()->getSemanticData(); |
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254 | |||
255 | 4 | $dataItems = $semanticData->getPropertyValues( new DIProperty( '_LCODE' ) ); |
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256 | 4 | $dataItem = reset( $dataItems ); |
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257 | |||
258 | 4 | if ( $dataItem === false || ( $dataItem->getString() !== Localizer::asBCP47FormattedLanguageCode( $languageCode ) ) ) { |
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259 | 1 | return null; |
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260 | } |
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261 | |||
262 | 3 | $dataItems = $semanticData->getPropertyValues( new DIProperty( '_TEXT' ) ); |
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263 | 3 | $dataItem = reset( $dataItems ); |
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264 | |||
265 | 3 | if ( $dataItem === false ) { |
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266 | return null; |
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267 | } |
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268 | |||
269 | 3 | $dataValue = DataValueFactory::getInstance()->newDataValueByItem( |
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270 | $dataItem, |
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271 | 3 | new DIProperty( '_TEXT' ) |
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272 | ); |
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273 | |||
274 | 3 | return $dataValue; |
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275 | } |
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276 | |||
277 | 13 | private function newContainerSemanticData( $value ) { |
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278 | |||
279 | 13 | if ( $this->m_contextPage === null ) { |
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280 | 4 | $containerSemanticData = ContainerSemanticData::makeAnonymousContainer(); |
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281 | 4 | $containerSemanticData->skipAnonymousCheck(); |
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282 | } else { |
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283 | 9 | $subobjectName = '_ML' . md5( $value ); |
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284 | |||
285 | 9 | $subject = new DIWikiPage( |
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286 | 9 | $this->m_contextPage->getDBkey(), |
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287 | 9 | $this->m_contextPage->getNamespace(), |
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288 | 9 | $this->m_contextPage->getInterwiki(), |
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289 | $subobjectName |
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290 | ); |
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291 | |||
292 | 9 | $containerSemanticData = new ContainerSemanticData( $subject ); |
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293 | } |
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294 | |||
295 | 13 | return $containerSemanticData; |
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296 | } |
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297 | |||
298 | 16 | private function newLanguageCodeValue( $languageCode ) { |
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299 | |||
300 | 16 | $languageCodeValue = new LanguageCodeValue(); |
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301 | |||
302 | 16 | if ( $this->m_property !== null ) { |
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303 | 9 | $languageCodeValue->setProperty( $this->m_property ); |
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304 | } |
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305 | |||
306 | 16 | $languageCodeValue->setUserValue( $languageCode ); |
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307 | |||
308 | 16 | return $languageCodeValue; |
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309 | } |
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310 | |||
311 | 16 | private function getValueParser() { |
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312 | |||
313 | 16 | if ( $this->monolingualTextValueParser === null ) { |
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314 | 16 | $this->monolingualTextValueParser = ValueParserFactory::getInstance()->newMonolingualTextValueParser(); |
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315 | } |
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316 | |||
317 | 16 | return $this->monolingualTextValueParser; |
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318 | } |
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319 | |||
320 | } |
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321 |
This check looks from parameters that have been defined for a function or method, but which are not used in the method body.