/**
* Convert a single wiki link [[SomeTitle]] to an html link.
*
* Forms:
* [[Some Title]]
* [[Some Title|alternate text to display]]
* [[site:my_other_slot_name Some Title]]
* [[site:my_other_slot_name Some Title|alternate text to display]]
* [[node:12345 Some Title]]
* [[node:12345|alternate text to display]]
*
* Local URL form:
* [[localurl:module=modName&action=actName&param1=value1]]
* File URL form:
* [[fileurl:repository_id=123&asset_id=1234&record_id=12345]]
* Unlike other forms, the local URL form and the file URL form do not write link tags.
* They gets replaced with only the URL string itself.
*
* @param string $wikiText
* @param object SiteComponent $startingSiteComponent
* @return string An HTML version of the link
* @access private
* @since 11/30/07
*/
private function makeHtmlLink($wikiText, SiteComponent $startingSiteComponent)
{
$regexp = "/\n\n^\t\t# Anchor for the beginning of the line\n\\[\\[\t# The opening link tags\n\n\t\\s*\t\t# optional whitespace\n\n\t(?: site:([a-z0-9_\\-]+) \\s+ )?\t# An optional designator for linking to another site\n\t\n\t([^\\]#\\|]+)\t# The Title of the linked section, page, story\n\t\t\n\t(?: \\s*\\|\\s* ([^\\]]+) )?\t# The optional link-text to display instead of the title\n\n\t\\s*\t\t# optional whitespace\n\n\\]\\]\t# The closing link tags\n\$\t\t# Anchor for the end of the line\n\n/xi";
$siteOnlyRegexp = "/\n\n^\t\t# Anchor for the beginning of the line\n\\[\\[\t# The opening link tags\n\n\t\\s*\t\t# optional whitespace\n\n\t(?: site:([a-z0-9_\\-]+) )?\t# A designator for linking to another site\n\t\n\t(?: \\s*\\|\\s* ([^\\]]+) )?\t# The optional link-text to display instead of the title\n\n\t\\s*\t\t# optional whitespace\n\n\\]\\]\t# The closing link tags\n\$\t\t# Anchor for the end of the line\n\n/xi";
$nodeRegexp = "/\n\n^\t\t# Anchor for the beginning of the line\n\\[\\[\t# The opening link tags\n\n\t\\s*\t\t# optional whitespace\n\n\t(?: node:([a-z0-9_\\-]+) )?\t# A designator for linking to a particular node\n\t\n\t(?: \\s*\\|\\s* ([^\\]]+) )?\t# The optional link-text to display instead of the title\n\n\t\\s*\t\t# optional whitespace\n\n\\]\\]\t# The closing link tags\n\$\t\t# Anchor for the end of the line\n\n/xi";
$localUrlRegexp = "/\n\n^\t\t# Anchor for the beginning of the line\n\\[\\[\t# The opening link tags\n\n\t\\s*\t\t# optional whitespace\n\n\t(?: localurl:([^\\]]+) )?\t# A designator for linking to a local url\n\n\\]\\]\t# The closing link tags\n\$\t\t# Anchor for the end of the line\n\n/xi";
$fileUrlRegexp = "/\n\n^\t\t# Anchor for the beginning of the line\n\\[\\[\t# The opening link tags\n\n\t\\s*\t\t# optional whitespace\n\n\t(?: fileurl:([^\\]]+) )?\t# A designator for linking to a local file\n\n\\]\\]\t# The closing link tags\n\$\t\t# Anchor for the end of the line\n\n/xi";
// Check for a link only to a site [[site:my_other_site]]
if (preg_match($siteOnlyRegexp, $wikiText, $matches)) {
$slotName = $matches[1];
if (isset($matches[2]) && $matches[2]) {
$display = $matches[2];
$slotMgr = SlotManager::instance();
$slot = $slotMgr->getSlotByShortName($slotName);
if (!$slot->siteExists()) {
return $display . " ?";
}
} else {
$slotMgr = SlotManager::instance();
$slot = $slotMgr->getSlotByShortName($slotName);
if ($slot->siteExists()) {
$director = $startingSiteComponent->getDirector();
$site = $director->getSiteComponentById($slot->getSiteId()->getIdString());
if (strlen($site->getDisplayName())) {
$display = $site->getDisplayName();
} else {
$display = $slotName;
}
} else {
return $slotName . " ?";
}
}
return $this->getSlotLink($slotName, $display);
}
// Check for a link to a node [[node:12345]]
if (preg_match($nodeRegexp, $wikiText, $matches)) {
$nodeIdString = $matches[1];
try {
if (isset($matches[2]) && $matches[2]) {
$display = $matches[2];
// Try getting the title to check if the node exists
$title = $this->getNodeTitle($nodeIdString, $startingSiteComponent);
} else {
$display = $this->getNodeTitle($nodeIdString, $startingSiteComponent);
}
} catch (UnknownIdException $e) {
if (isset($display)) {
return $display . " ?";
} else {
return $nodeIdString . " ?";
}
}
return $this->getNodeLink($nodeIdString, $display);
}
// Check for a link to a local url:
// [[localurl:module=modName&action=actName&param1=value1]]
if (preg_match($localUrlRegexp, $wikiText, $matches)) {
preg_match_all('/(&(amp;)?)?([^&=]+)=([^&=]+)/', $matches[1], $paramMatches);
$args = array();
for ($i = 0; $i < count($paramMatches[1]); $i++) {
$key = $paramMatches[3][$i];
$value = $paramMatches[4][$i];
if ($key == 'module') {
$module = $value;
} else {
if ($key == 'action') {
$action = $value;
} else {
$args[$key] = $value;
}
}
}
// If no params are specified, return our base url
if (!count($args) && !isset($module) && !isset($action)) {
return MYURL;
}
if (!isset($module)) {
$module = 'ui1';
}
if (!isset($action)) {
$action = 'view';
}
// Convert thumbnail urls
if ($module == 'repository' && $action == 'viewthumbnail' && !empty($args['polyphony-repository___repository_id']) && !empty($args['polyphony-repository___asset_id']) && !empty($args['polyphony-repository___record_id'])) {
$repositoryId = $args['polyphony-repository___repository_id'];
$assetId = $args['polyphony-repository___asset_id'];
$recordId = $args['polyphony-repository___record_id'];
$file = MediaFile::withIdStrings($repositoryId, $assetId, $recordId);
return $file->getThumbnailUrl();
}
$harmoni = Harmoni::instance();
$harmoni->request->startNamespace(null);
$newUrl = $harmoni->request->mkURLWithoutContext($module, $action, $args);
$harmoni->request->endNamespace();
return $newUrl->write();
}
// Check for a link to a file url:
// [[fileurl:repository_id=123&asset_id=1234&record_id=12345]]
if (preg_match($fileUrlRegexp, $wikiText, $matches)) {
try {
return MediaFile::withIdString($matches[1])->getUrl();
} catch (InvalidArgumentException $e) {
} catch (UnknownIdException $e) {
}
}
// Links of the form [[Assignments]]
if (preg_match($regexp, $wikiText, $matches)) {
if (isset($matches[1]) && $matches[1]) {
$slotMgr = SlotManager::instance();
$slot = $slotMgr->getSlotByShortName($matches[1]);
if ($slot->siteExists()) {
$director = $startingSiteComponent->getDirector();
$startingSiteComponent = $director->getSiteComponentById($slot->getSiteId()->getIdString());
} else {
$title = $matches[2];
if (isset($matches[3]) && $matches[3]) {
$display = $matches[3];
} else {
$display = $title;
}
return $display . " ?";
}
}
$title = $matches[2];
if (isset($matches[3]) && $matches[3]) {
$display = $matches[3];
} else {
$display = $title;
}
try {
$nodeIdString = $this->titleSearcher->getNodeId($title, $startingSiteComponent);
return $this->getNodeLink($nodeIdString, $display);
} catch (UnknownTitleException $e) {
return $this->getAddLink($title, $display, $startingSiteComponent);
}
}
// If invalid, just return the wiki text.
return $wikiText;
}
/**
* Answer the media file
*
* @return object MediaFile
* @access public
* @since 4/25/07
*/
function getMediaFile()
{
if (!isset($this->_mediaFile)) {
try {
if ($this->getContent()) {
$this->_mediaFile = MediaFile::withIdString($this->getContent());
} else {
return null;
}
} catch (InvalidArgumentException $e) {
HarmoniErrorHandler::logException($e, 'Segue');
return null;
} catch (UnknownIdException $e) {
HarmoniErrorHandler::logException($e, 'Segue');
return null;
}
}
return $this->_mediaFile;
}
/**
* Translate any local-system url-tokens back into valid URLs.
*
* @param string $htmlString
* @return string The HTML text with tokens translated into valid URLs.
* @access public
* @since 1/24/08
*/
public function untokenizeLocalUrls($htmlString)
{
$harmoni = Harmoni::instance();
// File URLs
preg_match_all('/\\[\\[fileurl:([^\\]]*)\\]\\]/', $htmlString, $matches);
for ($i = 0; $i < count($matches[0]); $i++) {
try {
$mediaFile = MediaFile::withIdString($matches[1][$i]);
$htmlString = $this->str_replace_once($matches[0][$i], $mediaFile->getUrl(), $htmlString);
} catch (InvalidArgumentException $e) {
} catch (UnknownIdException $e) {
}
}
// other local urls
$harmoni->request->startNamespace(null);
while (preg_match('/\\[\\[localurl:([^\\]]*)\\]\\]/', $htmlString, $matches)) {
preg_match_all('/(&(amp;)?)?([^&=]+)=([^&=]+)/', $matches[1], $paramMatches);
$args = array();
for ($i = 0; $i < count($paramMatches[1]); $i++) {
$key = $paramMatches[3][$i];
$value = $paramMatches[4][$i];
if ($key == 'module') {
$module = $value;
} else {
if ($key == 'action') {
$action = $value;
} else {
$args[$key] = $value;
}
}
}
// /sites/sitename urls
if ($module == 'sites' && !count($args)) {
$args['site'] = $action;
unset($module, $action);
}
if (!count($args)) {
$newUrl = MYURL;
} else {
if (!isset($module)) {
$module = 'view';
}
if (!isset($action)) {
$action = 'html';
}
$newUrl = $harmoni->request->mkURLWithoutContext($module, $action, $args);
$newUrl = $newUrl->write();
}
$htmlString = $this->str_replace_once($matches[0], $newUrl, $htmlString);
}
$harmoni->request->endNamespace();
return $htmlString;
}
