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<?php
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/**
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* File holding the Gantt class
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*
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* - Add sections and tasks and
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* manage the relations between them
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* - Sort elements based on the sortkey
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* - Creates config for gantt diagram
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*
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* @author Sebastian Schmid
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* @file
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* @ingroup SemanticResultFormats
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*/
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namespace SRF\Gantt;
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class Gantt {
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private $mTitle;
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private $mAxisFormat;
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private $mSections = [];
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private $mTasks = [];
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private $mPriorityMapping;
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private $mStatusMapping;
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public function __construct( $headerParam ) {
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$this->setTitle( $headerParam['title'] );
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$this->setAxisFormat( $headerParam['axisformat'] );
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$this->setStatusMapping( $headerParam['statusmapping'] );
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$this->setPriorityMapping( $headerParam['prioritymapping'] );
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}
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private function setPriorityMapping( $priorityMapping ) {
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$this->mPriorityMapping = $priorityMapping;
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}
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private function getPriorityMapping() {
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return $this->mPriorityMapping;
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}
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private function setStatusMapping( $statusMapping ) {
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$this->mStatusMapping = $statusMapping;
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}
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private function getStatusMapping() {
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return $this->mStatusMapping;
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}
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private function setAxisFormat( $axisFormat ) {
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$this->mAxisFormat = $axisFormat;
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}
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private function getAxisFormat() {
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return $this->mAxisFormat;
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}
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private function setTitle( $title ) {
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$this->mTitle = $title;
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}
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private function getTitle() {
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return $this->mTitle;
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}
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private function getSections() {
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return $this->mSections;
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}
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private function getTasks() {
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return $this->mTasks;
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}
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/**
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* Adds a new Task to array
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*
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* @param string $taskID
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* @param string $taskTitle
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* @param array $status
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* @param array $priority
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* @param string $startDate
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* @param string $endDate
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*
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*/
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public function addTask( $taskID, $taskTitle, $status, $priority, $startDate, $endDate ) {
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$task = new GanttTask();
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$task->setID( $taskID );
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$task->setTitle( $taskTitle );
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$task->setTaskParam( $status, $this->getStatusMapping(), 'status' );
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$task->setTaskParam( $priority, $this->getPriorityMapping(), 'priority' );
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$task->setStartDate( $startDate );
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$task->setEndDate( $endDate );
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$this->mTasks[$taskID] = $task;
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}
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/**
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* Creats a new Section with related tasks
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*
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* @param string $sectionID
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* @param string $sectionTitle
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* @param string $startDate
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* @param string $endDate
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* @param string $taskID
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*
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*/
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public function addSection( $sectionID, $sectionTitle, $startDate, $endDate, $taskID ) {
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$sections = $this->getSections();
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if ( count( $sections ) !== 0 ) {
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if ( array_key_exists( $sectionID, $sections ) ) {
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foreach ( $sections as $sectionObj ) {
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if ( $sectionObj->getID() == $sectionID ) {
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if ( $sectionObj->getEarliestStartDate() > $startDate ) {
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$sectionObj->setEarliestStartDate( $startDate );
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}
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if ( $sectionObj->getLatestEndDate() < $endDate ) {
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$sectionObj->setLatestEndDate( $endDate );
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}
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$sectionObj->addTask( $taskID );
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}
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}
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} else {
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$this->createNewSection( $sectionID, $sectionTitle, $startDate, $endDate, $taskID );
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}
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} else {
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// initialize GanttSection Array
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$this->createNewSection( $sectionID, $sectionTitle, $startDate, $endDate, $taskID );
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}
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}
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/**
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* Sort Sections based on the sortkey
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*
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* @param GanttSection $a
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* @param GanttSection $b
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*
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*/
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public function sortSections( $a, $b ) {
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// sort based on title
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return strcmp( $a->getTitle(), $b->getTitle() );
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}
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private function createNewSection( $sectionID, $sectionTitle, $startDate, $endDate, $taskID ) {
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$ganttSection = new GanttSection();
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//check if the id in the object is realy needed or is it enough to have it as array key
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$ganttSection->setID( $sectionID );
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$ganttSection->setTitle( $sectionTitle );
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$ganttSection->setEarliestStartDate( $startDate );
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$ganttSection->setLatestEndDate( $endDate );
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$ganttSection->addTask( $taskID );
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$this->mSections[$sectionID] = $ganttSection;
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}
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/**
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* Creates output for mermaidjs
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*
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* @return string
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*/
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public function getGanttOutput() {
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$sections = $this->getSections();
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$tasks = $this->getTasks();
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// Sort Sections
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usort( $sections, [ $this, 'sortSections' ] );
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// reorder TaskArray of current section
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foreach ( $sections as $section ) {
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$orderedTasks = [];
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foreach ( $tasks as $task ) {
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// check if $section->getTasks() holds ID of current task
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if ( in_array( $task->getID(), $section->getTasks() ) ) {
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$sectionTasks = $section->getTasks();
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//loop through tasks of current section
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foreach ( $sectionTasks as $taskKey => $sectionTask ) {
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if ( $task->getID() === $sectionTask ) {
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$orderedTasks[] = $sectionTask;
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}
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}
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}
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}
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$section->setTasks( $orderedTasks );
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}
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/*
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* Bring the "section" with no title to the first position.
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* This "section" is the one that hold tasks without any section.
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* If we don't display it at the beginning we have to put them into a dummy section
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*/
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foreach ( $sections as $key => $section ) {
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if ( $section->getTitle() === '' ) {
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$noSection = $section;
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unset( $sections[$key] );
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}
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}
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// push now the dummy task to the first place of the array
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if ( isset( $noSection ) ) {
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array_unshift( $sections, $noSection );
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}
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$title = $this->getTitle();
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$axisFormat = $this->getAxisFormat();
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$mermaidOut = "gantt\n";
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$mermaidOut .= "dateFormat YYYY-MM-DD\n";
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$mermaidOut .= ( !empty( $title ) ) ? "title $title\n" : '';
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$mermaidOut .= "axisFormat $axisFormat\n";
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// Output section and all related Issues
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foreach ( $sections as $section ) {
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if ( $section->getTitle() !== "" ) {
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$mermaidOut .= 'section ' . $section->getTitle() . "\n";
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}
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//loop through related section tasks
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foreach ( $section->getTasks() as $sectionTaskValue ) {
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foreach ( $tasks as $taskObj ) {
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if ( $taskObj->getID() === $sectionTaskValue ) {
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$status = $taskObj->getStatus();
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// Get Date from timestamp
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$date = date_create();
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date_timestamp_set( $date, $taskObj->getStartDate() );
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$startDate = date_format( $date, 'Y-m-d' ) . ', ';
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date_timestamp_set( $date, $taskObj->getEndDate() );
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$endDate = date_format( $date, 'Y-m-d' );
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//get Priority
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$priority = $taskObj->getPriority();
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$mermaidOut .= $taskObj->getTitle() . "\t :" . $priority . $status . $startDate . $endDate .
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"\n";
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}
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}
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}
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}
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//Hashtags mark a Comment in Mermaid, so we need to replace it with <esc>35</esc> to replace it again after rendering
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$mermaidOut = str_replace( '#', '<esc>35</esc>', $mermaidOut );
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return $mermaidOut;
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}
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} |
SemanticMediaWiki /
SemanticResultFormats
