/**
* Static function for creating a new wikipage object from a
* MediaWiki Title object.
*
* @deprecated This method will vanish before SMW 1.7. If you really need this, simply copy its code.
*
* @return SMWWikiPageValue
*/
public static function makePageFromTitle(Title $title)
{
$dvWikiPage = new SMWWikiPageValue('_wpg');
$diWikiPage = SMWDIWikiPage::newFromTitle($title);
$dvWikiPage->setDataItem($diWikiPage);
$dvWikiPage->m_title = $title;
// optional, just for efficiency
return $dvWikiPage;
}
/**
* This method renders the result set provided by SMW according to the printer
*
* @param res SMWQueryResult, result set of the ask query provided by SMW
* @param outputmode ?
* @return String, rendered HTML output of this printer for the ask-query
*
*/
protected function getResultText(SMWQueryResult $res, $outputmode)
{
if (!is_callable('renderGraphviz')) {
wfWarn('The SRF Graph printer needs the GraphViz extension to be installed.');
return '';
}
global $wgContLang;
// content language object
//
// GraphViz settings
//
global $wgGraphVizSettings;
$this->isHTML = true;
//
// Iterate all rows in result set
//
$row = $res->getNext();
// get initial row (i.e. array of SMWResultArray)
while ($row !== false) {
/* SMWDataItem */
$subject = $row[0]->getResultSubject();
// get Subject of the Result
// creates a new node if $val has type wikipage
if ($subject->getDIType() == SMWDataItem::TYPE_WIKIPAGE) {
$wikiPageValue = new SMWWikiPageValue('_wpg');
$wikiPageValue->setDataItem($subject);
$node = $this->m_process->makeNode($wikiPageValue->getShortWikiText(), $wikiPageValue->getShortWikiText());
}
//
// Iterate all colums of the row (which describe properties of the proces node)
//
// FIXME: this does not work with SMW >= 1.6, see
// https://bugzilla.wikimedia.org/show_bug.cgi?id=35003
// FIXME: got _a bit_ of redundancy here looks like... :/
foreach ($row as $field) {
// check column title
$req = $field->getPrintRequest();
switch (strtolower($req->getLabel())) {
case strtolower($wgContLang->getNsText(NS_CATEGORY)):
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
if ($val == $wgContLang->getNsText(NS_CATEGORY) . ':' . $this->m_processCategory) {
$node->setAtomic(false);
}
}
break;
case "haslabel":
$value = current($field->getContent());
// save only the first
if ($value !== false) {
$val = $value->getLongWikiText();
if ($this->m_process->getUseOtherLabels()) {
$val = str_replace("&", "and", $val);
$node->setLabel($val);
}
}
break;
case "hasrole":
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$role = $this->m_process->makeRole($val, $val);
$node->addRole($role);
}
break;
case "usesresource":
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$xres = $this->m_process->makeRessource($val, $val);
$node->addUsedRessource($xres);
}
break;
case "producesresource":
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$xres = $this->m_process->makeRessource($val, $val);
$node->addProducedRessource($xres);
}
break;
case "hassuccessor":
if (count($field->getContent()) > 1) {
// SplitParallel
$edge = new SplitParallelEdge();
$edge->setFrom($node);
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$edge->addTo($this->m_process->makeNode($val, $val));
}
} else {
// Sequence
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$edge = new SequentialEdge();
$edge->setFrom($node);
$edge->setTo($this->m_process->makeNode($val, $val));
}
}
break;
case "hasorsuccessor":
if (count($field->getContent()) > 0) {
// SplitExclusiveOr
$edge = new SplitExclusiveOrEdge();
$edge->setFrom($node);
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$edge->addTo($this->m_process->makeNode($val, $val));
}
}
break;
case "hascontruesuccessor":
if (count($field->getContent()) > 0) {
// SplitConditional
if (!isset($cond_edge)) {
$cond_edge = new SplitConditionalOrEdge();
$cond_edge->setFrom($node);
}
// should be only one
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$cond_edge->setToTrue($this->m_process->makeNode($val, $val));
}
}
break;
case "hasconfalsesuccessor":
if (count($field->getContent()) > 0) {
// SplitConditional
if (!isset($cond_edge)) {
$cond_edge = new SplitConditionalOrEdge();
$cond_edge->setFrom($node);
}
// should be only one
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$cond_edge->setToFalse($this->m_process->makeNode($val, $val));
}
}
break;
case "hascondition":
if (count($field->getContent()) > 0) {
// SplitConditional
if (!isset($cond_edge)) {
$cond_edge = new SplitConditionalOrEdge();
$cond_edge->setFrom($node);
}
// should be only one
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$cond_edge->setConditionText($val);
}
}
break;
case "hasstatus":
// should be only one
foreach ($field->getContent() as $value) {
$val = $value->getShortWikiText();
$node->setStatus($val);
}
break;
default:
// TODO - redundant column in result
}
}
// reset row variables
unset($node);
unset($cond_edge);
$row = $res->getNext();
// switch to next row
}
//
// generate graphInput
//
$graphInput = $this->m_process->getGraphVizCode();
//
// render graphViz code
//
$result = renderGraphviz($graphInput);
$debug = '';
if ($this->m_isDebugSet) {
$debug = '<pre>' . $graphInput . '</pre>';
}
return $result . $debug;
}
/**
* Create a MediaWiki Title object for this SMWDIWikiPage. The result
* can be null if an error occurred.
*
* @todo From MW 1.17 on, makeTitleSafe supports interwiki prefixes.
* This function can be simplified when compatibility to MW 1.16 is
* dropped.
* @return mixed Title or null
*/
public function getTitle()
{
if ($this->m_interwiki === '') {
return Title::makeTitleSafe($this->m_namespace, $this->m_dbkey, $this->m_subobjectname);
} else {
// TODO inefficient; incomplete for fragments (see above commment)
$datavalue = new SMWWikiPageValue('_wpg');
$datavalue->setDataItem($this);
return Title::newFromText($datavalue->getPrefixedText());
}
}
private function getDvShortHtmlText($subject, $linker = null)
{
$dataValue = new WikiPageValue('_wpg');
$dataValue->setDataItem($subject);
$dataValue->setCaption($subject->getTitle()->getSubpageText());
return $dataValue->getShortHtmlText($linker);
}
