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<?php
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/**
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* SMW result printer for Gantt Diagrams using mermaidjs.
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* https://github.com/knsv/mermaid
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*
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* In order to use this printer you need to have
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* the Mermaid MediaWiki extension installed.
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* https://www.mediawiki.org/wiki/Extension:Mermaid
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*
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* @file Gantt.php
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* @ingroup SemanticResultFormats
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*
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* @licence GNU GPL v2+
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* @author Sebastian Schmid
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*/
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namespace SRF\Gantt;
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use SMWOutputs;
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use SMWQueryResult;
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use SMWResultPrinter;
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use SMWDITime;
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use SMWDIBlob;
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use Html;
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class GanttPrinter extends SMWResultPrinter {
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protected $mGantt = null;
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protected $mErrors = [];
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public function getName() {
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return wfMessage( 'srf-printername-gantt' )->text();
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}
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public function getParamDefinitions( array $definitions ) {
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$params = parent::getParamDefinitions( $definitions );
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$params[] = [
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'type' => 'string',
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'name' => 'diagramtitle',
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'message' => 'srf-paramdesc-gantt-diagramtitle',
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'default' => ''
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];
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$params[] = [
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'type' => 'string',
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'name' => 'theme',
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'message' => 'srf-paramdesc-gantt-diagramtheme',
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'default' => 'default'
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];
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$params[] = [
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'type' => 'string',
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'name' => 'axisformat',
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'message' => 'srf-paramdesc-gantt-axisformat',
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'default' => '%m/%d/%Y'
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];
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$params[] = [
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'type' => 'string',
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'name' => 'statusmapping',
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'message' => 'srf-paramdesc-gantt-statusmapping',
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'default' => ''
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];
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$params[] = [
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'type' => 'string',
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'name' => 'prioritymapping',
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'message' => 'srf-paramdesc-gantt-prioritymapping',
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'default' => ''
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];
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$params[] = [
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'type' => 'integer',
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'name' => 'titletopmargin',
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'message' => 'srf-paramdesc-gantt-titletopmargin',
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'default' => 25
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];
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$params[] = [
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'type' => 'integer',
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'name' => 'barheight',
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'message' => 'srf-paramdesc-gantt-barheight',
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'default' => 20
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];
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$params[] = [
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'type' => 'integer',
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'name' => 'leftpadding',
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'message' => 'srf-paramdesc-gantt-leftpadding',
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'default' => 75
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];
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$params[] = [
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'type' => 'integer',
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'name' => 'bargap',
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'message' => 'srf-paramdesc-gantt-bargap',
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'default' => 4
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];
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return $params;
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}
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/**
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* Handle (set) the result format parameters
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*
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* @see SMWResultPrinter::handleParameters()
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*/
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protected function handleParameters( array $params, $outputmode ) {
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//Set header params
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$this->params['title'] = trim( $params['diagramtitle'] );
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$this->params['axisformat'] = trim( $params['axisformat'] );
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$this->params['statusmapping'] = trim( $params['statusmapping'] );
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$this->params['prioritymapping'] = trim( $params['prioritymapping'] );
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$this->params['theme'] = $this->getValidatedTheme($params['theme']);
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$mapping = [];
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//Validate mapping
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if ( !empty( trim( $params['statusmapping'] ) ) ) {
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$paramMapping = explode( ';', trim( $params['statusmapping'] ) );
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foreach ( $paramMapping as $pm ) {
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$pmKeyVal = explode( '=>', $pm, 2);
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// if no key value pair
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if ( count( $pmKeyVal ) !== 2 ) {
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$this->mErrors[] = wfMessage( 'srf-error-gantt-mapping-assignment', 'statusmapping' )->text();
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} else {
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$mapping[trim( $pmKeyVal[0] )] = trim( $pmKeyVal[1] );
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// check if the common status keys are used
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if ( trim( $pmKeyVal[1] ) !== 'active' && trim( $pmKeyVal[1] ) !== 'done' ) {
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$this->mErrors[] = wfMessage( 'srf-error-gantt-mapping-keywords' )->text();
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}
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}
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}
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}
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if ( !empty( trim( $params['prioritymapping'] ) ) ) {
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$paramMapping = explode( ';', trim( $params['prioritymapping'] ) );
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foreach ( $paramMapping as $pm ) {
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$pmKeyVal = explode( '=>', $pm, 2 );
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// if no key value pair
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if ( count( $pmKeyVal ) !== 2 ) {
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$this->mErrors[] = wfMessage( 'srf-error-gantt-mapping-assignment', 'prioritymapping' )->text();
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} else {
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$mapping[trim( $pmKeyVal[0] )] = trim( $pmKeyVal[1] );
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// check if the common status keys are used
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if ( trim( $pmKeyVal[1] ) !== 'crit' ) {
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$this->mErrors[] = wfMessage( 'srf-error-gantt-mapping-keywords' )->text();
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}
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}
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}
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}
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$this->mGantt = $this->getGantt();
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}
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/**
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* Return serialised results in specified format.
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* @param SMWQueryResult $queryResult
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* @param $outputmode
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* @return string
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*/
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protected function getResultText( SMWQueryResult $queryResult, $outputmode ) {
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// Show warning if Extension:Mermaid is not available
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if ( !class_exists( 'Mermaid' ) && !class_exists( 'Mermaid\\MermaidParserFunction' ) ) {
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$queryResult->addErrors( [wfMessage('')->text()] );
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return '';
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}
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// Load general Modules
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SMWOutputs::requireResource( 'ext.srf.gantt' );
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//Add Tasks & Sections
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while ( $row = $queryResult->getNext() ) {
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$status = [];
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$priority = [];
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$startDate = '';
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$endDate = '';
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$taskID = '';
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$taskTitle = '';
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$sections = [];
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// Loop through all field of a row
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foreach ( $row as $field ) {
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$fieldLabel = $field->getPrintRequest()->getLabel();
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//get values
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foreach ( $field->getContent() as $dataItem ) {
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switch ( $fieldLabel ) {
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case 'section':
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$sections[$dataItem->getTitle()->getPrefixedDBKey()] = $dataItem->getSortKey();
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break;
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case 'task':
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if ( $dataItem instanceof SMWDIBlob ) {
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$taskTitle = $dataItem->getString();
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$taskID = $field->getResultSubject()->getTitle()->getPrefixedDBKey();
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}
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break;
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case 'startdate':
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if ( $dataItem instanceof SMWDITime ) {
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$startDate = $dataItem->getMwTimestamp();
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}
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break;
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case 'enddate':
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if ( $dataItem instanceof SMWDITime ) {
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$endDate = $dataItem->getMwTimestamp();
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}
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break;
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case 'status':
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if ( $dataItem instanceof SMWDIBlob ) {
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$status[] = $dataItem->getString();
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}
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break;
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case 'priority':
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if ( $dataItem instanceof SMWDIBlob ) {
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$priority[] = $dataItem->getString();
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}
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break;
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}
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}
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}
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// Add section/Task
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// Title, TaskID, StartDate and EndDate are required
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if ( $taskID !== '' && $taskTitle !== '' && $startDate !== '' && $endDate !== '' ) {
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$this->mGantt->addTask( $taskID, $taskTitle, $status, $priority, $startDate, $endDate );
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// If no section was found, put task into a dummy section object
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// "gantt-no-section#21780240" is used to identify Tasks that with no section (dummy section)
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if ( count( $sections ) == 0 ) {
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$this->mGantt->addSection( 'gantt-no-section#21780240', '', $startDate, $endDate, $taskID );
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} else {
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foreach ( $sections as $sectionID => $sectionTitle ) {
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$this->mGantt->addSection( $sectionID, $sectionTitle, $startDate, $endDate, $taskID );
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}
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}
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}
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}
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// Improve unique id by adding a random number
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$id = uniqid( 'srf-gantt-' . rand( 1, 10000 ) );
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253
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// Add gantt configurations
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$config = [
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'theme' => $this->params['theme'],
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'gantt' => [
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'leftPadding' => intval( $this->params['leftpadding'] ),
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'titleTopMargin' => intval( $this->params['titletopmargin'] ),
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'barHeight' => intval( $this->params['barheight'] ),
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'barGap' => intval( $this->params['bargap'] )
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]
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];
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264
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// Manage Output
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if ( !empty( $this->mErrors ) ) {
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return $queryResult->addErrors( $this->mErrors );
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} else {
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return Html::rawElement( 'div', [
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'id' => $id,
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'class' => 'srf-gantt',
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'data-mermaid' => json_encode( [
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'content' => $this->mGantt->getGanttOutput(),
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'config' => $config
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])
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], Html::rawElement( 'div', [ 'class' => 'mermaid-dots' ]));
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}
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277
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}
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278
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279
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private function getGantt(){
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280
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return new Gantt( $this->params );
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}
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282
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283
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/**
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284
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* Return valid theme as string
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285
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* @param String $theme
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286
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*
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287
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* @return string
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288
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*/
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289
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private function getValidatedTheme( $theme ) {
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290
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$theme = trim( $theme );
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291
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292
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if ( !in_array( $this->params['theme'], [ 'default', 'neutral', 'dark', 'forest' ] ) ) {
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$this->mErrors[] = wfMessage( 'srf-error-gantt-theme' )->text();
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294
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}
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295
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296
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return $theme;
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297
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}
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} |
SemanticMediaWiki /
SemanticResultFormats
