public function visitTextFrame(IdmlTextFrame $element, $outer_depth = 0)
{
// For the outermost TextFrame whose parent is IdmlPage, do not do the special anchor processing
$parentElement = $element->parentIdmlObject();
if ($element->parentIdmlObject() == null) {
$this->addPageElement("<!-- OUTERTEXTFRAME {$element->story->UID} -->", $outer_depth, '');
return;
// yes visit children
} else {
$stack = $this->getAncestors($element, 'IdmlPage');
// close all open tags back to the root
$this->rewind($stack, $outer_depth);
$inner_depth = get_class($element->parentIdmlObject()) == 'IdmlCharacterRange' ? $outer_depth - 3 : $outer_depth;
$this->addPageElement("<!-- ANCHORED TEXTFRAME {$element->story->UID} -->", $inner_depth, '');
$this->addPageElement("<div data-idml='IdmlTextFrame {$element->UID}'>", $inner_depth);
$this->addPageElement("<!-- ANCHOR {$element->story->UID} -->", $inner_depth + 1, '');
// Create a new producer for recursion . . .
$thisClass = get_class($this);
assert($thisClass == 'IdmlProduceFixedLayout' || $thisClass == 'IdmlProduceReflowable' || $thisClass == 'IdmlProduceHtmlDiagnostic');
$currentRecursivePageNumber = $this->pageNumber;
$htmlProducer = new $thisClass($currentRecursivePageNumber);
// . . . then walk the tree starting from the current text frame's story . . .
if ($element->story && $element->visible) {
$element->story->accept($htmlProducer, $inner_depth + 1);
}
// . . . and finally stuff the content that _it_ produces back into this object. . .
$innerContent = $htmlProducer->getBodyContent();
$diagnosticContent = $htmlProducer->getDiagnosticContent();
$this->addPageElement($innerContent, 0, $diagnosticContent);
// . . . and copy the page number of the inner object to the outer object.
$this->pageNumber = $htmlProducer->pageNumber;
$this->addPageElement("<!-- /ANCHOR {$element->story->UID} -->", $inner_depth + 1, '');
$this->addPageElement("</div><!-- IdmlTextFrame {$element->UID}-->", $inner_depth);
$this->addPageElement("<!-- /ANCHORED TEXTFRAME {$element->story->UID} -->", $inner_depth, '');
// reopen all tags from the root down to where we were before we were interrupted
$this->fastForward($stack, $outer_depth);
// Important: Instruct IdmlTextFrame not to continue any deeper
return 'do not visit children';
}
}
/**
* Parse DOM.
*
* @param DOMDocument $doc
*/
private function parse(DOMDocument $doc)
{
$xpath = new DOMXPath($doc);
$q = "//idPkg:{$this->xmlRootName}/{$this->xmlRootName}";
$nodes = $xpath->query($q);
$pageNode = $nodes->item(0);
$attributes = $pageNode->attributes;
$this->UID = $attributes->getNamedItem('Self')->value;
$itemTransform = $attributes->getNamedItem('ItemTransform')->value;
$this->transformation = new IdmlTransformation($itemTransform);
$this->pageCount = (int) $attributes->getNamedItem('PageCount')->value;
if ($pageNode->hasAttribute('BindingLocation')) {
$bindingLocation = (int) $pageNode->getAttribute('BindingLocation');
} else {
// this happens with MasterSpreads which do not have a binding location.
$bindingLocation = -1;
}
// First construct the pages (typically one or two pages per spread)
// although more than two are technically allowed.
// We need to have pages loaded first.
$q = "//idPkg:{$this->xmlRootName}/{$this->xmlRootName}//Page";
$nodes = $xpath->query($q);
foreach ($nodes as $pageNode) {
$newPage = new IdmlPage($this);
$newPage->parse($pageNode);
$this->pages[] = $newPage;
}
// Process children text frames and rectangles.
$spreadNodes = $doc->getElementsByTagName($this->xmlRootName);
$spreadNode = $spreadNodes->item(1);
// Child nodes.
foreach ($spreadNode->childNodes as $element) {
$nodeSelf = '';
if ($element->nodeType == XML_ELEMENT_NODE) {
/*@var $element DomNode*/
//get the element's id if possible and make sure it is not to be hidden before we parse it
$selfIdNode = $element->attributes->getNamedItem('Self');
if ($selfIdNode) {
$nodeSelf = $selfIdNode->nodeValue;
}
}
if ($nodeSelf && array_key_exists($nodeSelf, $this->idmlPackage->chaucerHidden)) {
error_log('Processing Spread Page, hiding ' . $element->nodeName . ' ' . $nodeSelf . ' ' . __FILE__ . ' Line ' . __LINE__);
} elseif ($element->nodeType == XML_ELEMENT_NODE) {
switch ($element->nodeName) {
case 'Rectangle':
// @TODO - determine whether spans should be used for rectangles parallel to the axes, and code accordingly
// $rectangle = new IdmlRectangle();
$rectangle = new IdmlPolygon();
$rectangle->parse($element);
$this->dropElementIntoPage($rectangle);
break;
case 'TextFrame':
$newTextFrame = new IdmlTextFrame();
$newTextFrame->parse($element);
$this->dropElementIntoPage($newTextFrame);
$pageUID = $newTextFrame->page != null ? $newTextFrame->page->UID : '000';
// And now for some hyperlink management:
$hyperlinkMgr = IdmlHyperlinkManager::getInstance();
// Update the destination page names for links to anchors.
// Refs to the anchors are stored during processing of children, but we don't have the UIDs until the text frame is fully parsed.
$hyperlinkMgr->updateDestinationPages($newTextFrame->UID, $pageUID);
// Also, map the page UID to the text frame UID so the destination page name can be determined for fixed layout.
$hyperlinkMgr->saveTextFrameUID($newTextFrame->UID, $pageUID);
break;
case 'Group':
$group = new IdmlGroup();
$group->parse($element);
$this->dropElementIntoPage($group);
break;
case 'Polygon':
$polygon = new IdmlPolygon();
$polygon->parse($element);
$this->dropElementIntoPage($polygon);
break;
case 'Oval':
$oval = new IdmlOval();
$oval->parse($element);
$this->dropElementIntoPage($oval);
break;
case 'GraphicLine':
$line = new IdmlGraphicLine();
$line->parse($element);
$this->dropElementIntoPage($line);
break;
default:
// Placeholder: no default action at this time
break;
}
}
}
}
/**
* Create an HTML aside from the IDML TextFrame.
* @param IdmlTextFrame $element
* @param int $outer_depth
*/
protected function createAside(IdmlTextFrame $element, $outer_depth = 0)
{
$inner_depth = get_class($element->parentIdmlObject()) == 'IdmlCharacterRange' ? $outer_depth - 3 : $outer_depth;
$this->addPageElement("<!-- ANCHOR {$element->story->UID} -->", $inner_depth + 1, '');
$this->writeAsideBegin($element, $inner_depth + 1);
// Create a new producer for recursion . . .
// NOTE: Logic using a 2nd producer has been eliminated. We think it is no longer effective
// Code is left in place in case things go horribly awry.
// $thisClass = get_class($this);
// $currentRecursivePageNumber = $this->pageNumber;
// $htmlProducer = new $thisClass($currentRecursivePageNumber);
// . . . then walk the tree starting from the current text frame's story . . .
if ($element->story && $element->visible) {
$element->story->accept($this, $outer_depth + 1);
// $element->story->accept($htmlProducer, $inner_depth+1);
}
// . . . and finally stuff the content that _it_ produces back into this object
// Copy the page elements to a new array first to prevent side effects
// $innerContent = $htmlProducer->getPageElements();
// $pageElements = $this->pageElements;
// $this->pageElements = array_merge($pageElements, $innerContent);
// $diagnosticContent = $htmlProducer->getDiagnosticPageElements();
// $diagnosticPageElements = $this->diagnosticPageElements;
// $this->diagnosticPageElements = array_merge($diagnosticPageElements, $diagnosticContent);
$this->writeAsideEnd($outer_depth + 1);
$this->addPageElement("<!-- /ANCHOR {$element->story->UID} -->", $inner_depth + 1, '');
if (!is_null($element->rotationOffset)) {
$this->addPageElement('<div style="height:' . $element->rotationOffset . 'px;">', 0);
$this->addPageElement('</div>', 0);
$element->rotationOffset = null;
}
}
public function visitTextFrame(IdmlTextFrame $element, $depth = 0)
{
/* find the parent and if it is a character range, drop that from the parent list */
$parentElement = $element->parentIdmlObject();
if (is_a($parentElement, "IdmlCharacterRange") && count($this->parentStack) > 3) {
$element->attributes["_pxe_stashed_parent"] = array_pop($this->parentStack);
}
}