SemanticMediaWiki/includes/datavalues/SMW_DV_String.php

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<?php
class SMWStringValue extends SMWDataValue {

        protected function parseUserValue( $value ) {
                if ( $this->m_caption === false ) {
                        $this->m_caption = ( $this->m_typeid == '_cod' ) ? $this->getCodeDisplay( $value ) : $value;
                }
                if ( $value === '' ) {
                        $this->addError( wfMsgForContent( 'smw_emptystring' ) );
                }

                if ( ( $this->m_typeid == '_txt' ) || ( $this->m_typeid == '_cod' ) ) {
                        $this->m_dataitem = new SMWDIBlob( $value, $this->m_typeid );
                } else {
                        try {
                                $this->m_dataitem = new SMWDIString( $value, $this->m_typeid );
                        } catch ( SMWStringLengthException $e ) {
                                $this->addError( wfMsgForContent( 'smw_maxstring', '"' . mb_substr( $value, 0, 15 ) . ' … ' . mb_substr( $value, mb_strlen( $value ) - 15 ) . '"' ) );
                                $this->m_dataitem = new SMWDIBlob( 'ERROR', $this->m_typeid ); // just to make sure that something is defined here
                        }
                }
        }

        protected function loadDataItem( SMWDataItem $dataItem ) {
                $diType = ( ( $this->m_typeid == '_txt' ) || ( $this->m_typeid == '_cod' ) ) ? SMWDataItem::TYPE_BLOB : SMWDataItem::TYPE_STRING;
                if ( $dataItem->getDIType() == $diType ) {
                        $this->m_dataitem = $dataItem;
                        if ( $this->m_typeid == '_cod' ) {
                                $this->m_caption = $this->getCodeDisplay( $this->m_dataitem->getString() );
                        } else {
                                $this->m_caption = $this->m_dataitem->getString();
                        }
                        return true;
                } else {
                        return false;
                }
        }

        public function getShortWikiText( $linked = null ) {
                return $this->m_caption;
        }

        public function getShortHTMLText( $linker = null ) {
                return smwfXMLContentEncode( $this->getShortWikiText( $linker ) );
        }

        public function getLongWikiText( $linked = null ) {
                return $this->isValid() ? $this->getAbbValue( $linked, $this->m_dataitem->getString() ) : $this->getErrorText();
        }

        public function getLongHTMLText( $linker = null ) {
                return $this->isValid() ? $this->getAbbValue( $linker, smwfXMLContentEncode( $this->m_dataitem->getString() ) ) : $this->getErrorText();
        }

        public function getWikiValue() {
                return $this->m_dataitem->getString();
        }

        public function getInfolinks() {
                if ( ( $this->m_typeid != '_txt' ) && ( $this->m_typeid != '_cod' ) ) {
                        return parent::getInfolinks();
                } else {
                        return $this->m_infolinks;
                }
        }

        protected function getServiceLinkParams() {
                // Create links to mapping services based on a wiki-editable message. The parameters
                // available to the message are:
                // $1: urlencoded string
                if ( ( $this->m_typeid != '_txt' ) && ( $this->m_typeid != '_cod' ) ) {
                        return array( rawurlencode( $this->m_dataitem->getString() ) );
                } else {
                        return false; // no services for Type:Text and Type:Code
                }
        }

        protected function getAbbValue( $linked, $value ) {
                $len = mb_strlen( $value );
                if ( ( $len > 255 ) && ( $this->m_typeid != '_cod' ) ) {
                        if ( is_null( $linked ) || ( $linked === false ) ) {
                                return mb_substr( $value, 0, 42 ) . ' <span class="smwwarning">…</span> ' . mb_substr( $value, $len - 42 );
                        } else {
                                SMWOutputs::requireResource( 'ext.smw.tooltips' );
                                return mb_substr( $value, 0, 42 ) . ' <span class="smwttpersist"> … <span class="smwttcontent">' . $value . '</span></span> ' . mb_substr( $value, $len - 42 );
                        }
                } elseif ( $this->m_typeid == '_cod' ) {
                        return $this->getCodeDisplay( $value, true );
                } else {
                        return $value;
                }
        }

        protected function getCodeDisplay( $value, $scroll = false ) {
                SMWOutputs::requireResource( 'ext.smw.style' );
                $result = str_replace( array( '<', '>', ' ', '=', "'", ':', "\n" ), array( '&lt;', '&gt;', '&#160;', '&#x003D;', '&#x0027;', '&#58;', "<br />" ), $value );
                if ( $scroll ) {
                        $result = "<div style=\"height:5em; overflow:auto;\">$result</div>";
                }
                return "<div class=\"smwpre\">$result</div>";
        }

}

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