PHP KTUtil::keyArray方法代码示例

 function get_graph($oWorkflow)
 {
     $fontsize = 11.0;
     $fontname = "Times-Roman";
     $opts = array('fontsize' => $fontsize, 'fontname' => $fontname);
     $graph = new Image_GraphViz(true, $opts);
     $graph->dotCommand = $this->dotCommand;
     // we need all states & transitions
     // FIXME do we want guards?
     // we want to enable link-editing, and indicate that transitions "converge"
     // so we use a temporary "node" for transitions
     // we also use a "fake" URL which we catch later
     // so we can give good "alt" tags.
     $states = KTWorkflowState::getByWorkflow($oWorkflow);
     $transitions = KTWorkflowTransition::getByWorkflow($oWorkflow);
     $this->state_names = array();
     $this->transition_names = array();
     $state_opts = array('shape' => 'box', 'fontsize' => $fontsize, 'fontname' => $fontname);
     $transition_opts = array('shape' => 'box', 'color' => '#ffffff', 'fontsize' => $fontsize, 'fontname' => $fontname);
     $finaltransition_opts = array('color' => '#333333');
     $sourcetransition_opts = array('color' => '#999999');
     // to make this a little more useful, we want to cascade our output from
     // start to end states - this will tend to give a better output.
     //
     // to do this, we need to order our nodes in terms of "nearness" to the
     // initial node.
     $processing_nodes = array();
     $sorted_ids = array();
     $availability = array();
     $sources = array();
     $destinations = array();
     $states = KTUtil::keyArray($states);
     $transitions = KTUtil::keyArray($transitions);
     foreach ($transitions as $tid => $oTransition) {
         $sources[$tid] = KTWorkflowAdminUtil::getSourceStates($oTransition, array('ids' => true));
         $destinations[$tid] = $oTransition->getTargetStateId();
         foreach ($sources[$tid] as $sourcestateid) {
             $av = (array) KTUtil::arrayGet($availability, $sourcestateid, array());
             $av[] = $tid;
             $availability[$sourcestateid] = $av;
         }
     }
     //var_dump($sources); exit(0);
     //var_dump($availability); exit(0);
     $processing = array($oWorkflow->getStartStateId());
     while (!empty($processing)) {
         $active = array_shift($processing);
         if (!$processing_nodes[$active]) {
             // mark that we've seen this node
             $processing_nodes[$active] = true;
             $sorted[] = $active;
             // now add all reachable nodes to the *end* of the queue.
             foreach ((array) $availability[$active] as $tid) {
                 $next = $destinations[$tid];
                 if (!$processing_nodes[$next]) {
                     $processing[] = $next;
                 }
             }
         }
         //var_dump($processing);
     }
     //var_dump($sorted); exit(0);
     foreach ($sorted as $sid) {
         $oState = $states[$sid];
         $this->state_names[$oState->getId()] = $oState->getHumanName();
         $local_opts = array('URL' => sprintf("s%d", $oState->getId()), 'label' => $oState->getHumanName(), 'color' => '#666666');
         if ($oState->getId() == $oWorkflow->getStartStateId()) {
             $local_opts['color'] = '#000000';
             $local_opts['style'] = 'filled';
             $local_opts['fillcolor'] = '#cccccc';
         }
         $graph->addNode(sprintf('state%d', $oState->getId()), KTUtil::meldOptions($state_opts, $local_opts));
     }
     foreach ($transitions as $tid => $oTransition) {
         $name = sprintf('transition%d', $tid);
         $this->transition_names[$oTransition->getId()] = $oTransition->getHumanName();
         // we "cheat" and use
         $graph->addNode($name, KTUtil::meldOptions($transition_opts, array('URL' => sprintf("t%d", $tid), 'label' => $oTransition->getHumanName())));
         $dest = sprintf("state%d", $oTransition->getTargetStateId());
         $graph->addEdge(array($name => $dest), $finaltransition_opts);
         foreach ($sources[$tid] as $source_id) {
             $source_name = sprintf("state%d", $source_id);
             $graph->addEdge(array($source_name => $name), $sourcetransition_opts);
         }
     }
     // some simple analysis
     $errors = array();
     $info = array();
     $sourceless_transitions = array();
     foreach ($transitions as $tid => $oTransition) {
         if (empty($sources[$tid])) {
             $sourceless_transitions[] = $oTransition->getHumanName();
         }
     }
     if (!empty($sourceless_transitions)) {
         $errors[] = sprintf(_kt("Some transitions have no source states: %s"), implode(', ', $sourceless_transitions));
     }
     $unlinked_states = array();
     foreach ($states as $sid => $oState) {
         if (!$processing_nodes[$sid]) {
//.........这里部分代码省略.........