/**
* Replace link
*
* @param array $match
*
* @return string
*/
protected function replaceLink($match)
{
if (($section = $this->tree->getNode($this->decodeAnchor($match['fragment']))) === null) {
return $match[0];
}
/** @var \Icinga\Module\Doc\DocSection $section */
$path = $this->getView()->getHelper('Url')->url(array_merge($this->urlParams, array('chapter' => $this->encodeUrlParam($section->getChapter()->getId()))), $this->url, false, false);
$url = $this->getView()->url($path);
/** @var \Icinga\Web\Url $url */
$url->setAnchor($this->encodeAnchor($section->getId()));
return sprintf('<a %s%shref="%s"', strlen($match['attribs']) ? trim($match['attribs']) . ' ' : '', $section->getNoFollow() ? 'rel="nofollow" ' : '', $url->getAbsoluteUrl());
}
/**
* Get the documentation tree
*
* @return SimpleTree
*/
public function getDocTree()
{
$tree = new SimpleTree();
foreach ($this->docIterator as $fileInfo) {
/** @var $fileInfo \SplFileInfo */
$file = $fileInfo->openFile();
$lastLine = null;
$stack = new SplStack();
$cachingIterator = new CachingIterator($file, CachingIterator::TOSTRING_USE_CURRENT);
for ($cachingIterator->rewind(); $line = $cachingIterator->valid(); $cachingIterator->next()) {
$fileIterator = $cachingIterator->getInnerIterator();
$line = $cachingIterator->current();
$header = $this->extractHeader($line, $fileIterator->valid() ? $fileIterator->current() : null);
if ($header !== null) {
list($title, $id, $level, $headerStyle) = $header;
while (!$stack->isEmpty() && $stack->top()->getLevel() >= $level) {
$stack->pop();
}
if ($id === null) {
$path = array();
foreach ($stack as $section) {
/** @var $section DocSection */
$path[] = $section->getTitle();
}
$path[] = $title;
$id = implode('-', $path);
$noFollow = true;
} else {
$noFollow = false;
}
if ($tree->getNode($id) !== null) {
$id = uniqid($id);
}
$section = new DocSection();
$section->setId($id)->setTitle($title)->setLevel($level)->setNoFollow($noFollow);
if ($stack->isEmpty()) {
$section->setChapter($section);
$tree->addChild($section);
} else {
$section->setChapter($stack->bottom());
$tree->addChild($section, $stack->top());
}
$stack->push($section);
if ($headerStyle === static::HEADER_SETEXT) {
$cachingIterator->next();
continue;
}
} else {
if ($stack->isEmpty()) {
$title = ucfirst($file->getBasename('.' . pathinfo($file->getFilename(), PATHINFO_EXTENSION)));
$id = $title;
if ($tree->getNode($id) !== null) {
$id = uniqid($id);
}
$section = new DocSection();
$section->setId($id)->setTitle($title)->setLevel(1)->setNoFollow(true);
$section->setChapter($section);
$tree->addChild($section);
$stack->push($section);
}
$stack->top()->appendContent($line);
}
}
}
return $tree;
}
/**
* Generate unique section ID
*
* @param string $id
* @param string $filename
* @param SimpleTree $tree
*
* @return string
*/
protected function uuid($id, $filename, SimpleTree $tree)
{
$id = str_replace(' ', '-', $id);
if ($tree->getNode($id) === null) {
return $id;
}
$id = $id . '-' . md5($filename);
$offset = 0;
while ($tree->getNode($id)) {
if ($offset++ === 0) {
$id .= '-' . $offset;
} else {
$id = substr($id, 0, -1) . $offset;
}
}
return $id;
}
/**
* Get the documentation tree
*
* @return SimpleTree
*/
public function getDocTree()
{
$tree = new SimpleTree();
$stack = new SplStack();
foreach ($this->docIterator as $fileInfo) {
/** @var $fileInfo \SplFileInfo */
$file = $fileInfo->openFile();
$lastLine = null;
foreach ($file as $line) {
$header = $this->extractHeader($line, $lastLine);
if ($header !== null) {
list($title, $id, $level) = $header;
while (!$stack->isEmpty() && $stack->top()->getLevel() >= $level) {
$stack->pop();
}
if ($id === null) {
$path = array();
foreach ($stack as $section) {
/** @var $section DocSection */
$path[] = $section->getTitle();
}
$path[] = $title;
$id = implode('-', $path);
$noFollow = true;
} else {
$noFollow = false;
}
if ($tree->getNode($id) !== null) {
$id = uniqid($id);
}
$section = new DocSection();
$section->setId($id)->setTitle($title)->setLevel($level)->setNoFollow($noFollow);
if ($stack->isEmpty()) {
$section->setChapter($section);
$tree->addChild($section);
} else {
$section->setChapter($stack->bottom());
$tree->addChild($section, $stack->top());
}
$stack->push($section);
} else {
if ($stack->isEmpty()) {
throw new LogicException('Heading required');
}
$stack->top()->appendContent($line);
}
// Save last line for setext-style headers
$lastLine = $line;
}
}
return $tree;
}
