/**
* User handler for code block
* @return Texy\HtmlElement
*/
function blockHandler(Texy\HandlerInvocation $invocation, $blocktype, $content, $lang, Texy\Modifier $modifier)
{
if ($blocktype !== 'block/code') {
return $invocation->proceed();
}
$lang = strtoupper($lang);
if ($lang == 'JAVASCRIPT') {
$lang = 'JS';
}
$fshl = new fshlParser('HTML_UTF8', P_TAB_INDENT);
if (!$fshl->isLanguage($lang)) {
return $invocation->proceed();
}
$texy = $invocation->getTexy();
$content = Texy\Helpers::outdent($content);
$content = $fshl->highlightString($lang, $content);
$content = $texy->protect($content, $texy::CONTENT_BLOCK);
$elPre = new Texy\HtmlElement('pre');
if ($modifier) {
$modifier->decorate($texy, $elPre);
}
$elPre->attrs['class'] = strtolower($lang);
$elCode = $elPre->create('code', $content);
return $elPre;
}
/**
* @return Texy\HtmlElement|string|FALSE
*/
function phraseHandler(Texy\HandlerInvocation $invocation, $phrase, $content, Texy\Modifier $modifier, Texy\Link $link = NULL)
{
// is there link?
if (!$link) {
return $invocation->proceed();
}
if (Texy\Helpers::isRelative($link->URL)) {
// modifiy link
$link->URL = 'index?page=' . urlencode($link->URL);
} elseif (substr($link->URL, 0, 5) === 'wiki:') {
// modifiy link
$link->URL = 'https://en.wikipedia.org/wiki/Special:Search?search=' . urlencode(substr($link->URL, 5));
}
return $invocation->proceed();
}
/**
* User handler for images
* @return Texy\HtmlElement|string|FALSE
*/
function imageHandler(Texy\HandlerInvocation $invocation, Texy\Image $image, Texy\Link $link = NULL)
{
$texy = $invocation->getTexy();
if (substr($image->URL, -4) === '.swf') {
$movie = Texy\Helpers::prependRoot($image->URL, $texy->imageModule->root);
$dimensions = ($image->width ? 'width="' . $image->width . '" ' : '') . ($image->height ? 'width="' . $image->height . '" ' : '');
$movie = htmlSpecialChars($movie);
$altContent = htmlSpecialChars($image->modifier->title);
// @see https://phpfashion.com/how-to-correctly-insert-a-flash-into-xhtml
$code = '
<!--[if !IE]> -->
<object type="application/x-shockwave-flash" data="' . $movie . '" ' . $dimensions . '>
<!-- <![endif]-->
<!--[if IE]>
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ' . $dimensions . '
codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=5,0,0,0">
<param name="movie" value="' . $movie . '" />
<!--><!--dgx-->
<p>' . $altContent . '</p>
</object>
<!-- <![endif]-->
';
return $texy->protect($code, $texy::CONTENT_BLOCK);
}
return $invocation->proceed();
}
/**
* User handler for images
* @return Texy\HtmlElement|string|FALSE
*/
function imageHandler(Texy\HandlerInvocation $invocation, Texy\Image $image, Texy\Link $link = NULL)
{
$parts = explode(':', $image->URL);
if (count($parts) !== 2) {
return $invocation->proceed();
}
switch ($parts[0]) {
case 'youtube':
$video = htmlSpecialChars($parts[1]);
$dimensions = 'width="' . ($image->width ? $image->width : 425) . '" height="' . ($image->height ? $image->height : 350) . '"';
$code = '<div><object ' . $dimensions . '>' . '<param name="movie" value="https://www.youtube.com/v/' . $video . '" /><param name="wmode" value="transparent" />' . '<embed src="https://www.youtube.com/v/' . $video . '" type="application/x-shockwave-flash" wmode="transparent" ' . $dimensions . ' /></object></div>';
$texy = $invocation->getTexy();
return $texy->protect($code, $texy::CONTENT_BLOCK);
}
return $invocation->proceed();
}
/**
* User handler for code block
* @return Texy\HtmlElement
*/
function blockHandler(Texy\HandlerInvocation $invocation, $blocktype, $content, $lang, Texy\Modifier $modifier)
{
if ($blocktype !== 'block/code') {
return $invocation->proceed();
}
$texy = $invocation->getTexy();
global $geshiPath;
if ($lang == 'html') {
$lang = 'html4strict';
}
$content = Texy\Helpers::outdent($content);
$geshi = new GeSHi($content, $lang, $geshiPath . 'geshi/');
// GeSHi could not find the language
if ($geshi->error) {
return $invocation->proceed();
}
// do syntax-highlighting
$geshi->set_encoding('UTF-8');
$geshi->set_header_type(GESHI_HEADER_PRE);
$geshi->enable_classes();
$geshi->set_overall_style('color: #000066; border: 1px solid #d0d0d0; background-color: #f0f0f0;', TRUE);
$geshi->set_line_style('font: normal normal 95% \'Courier New\', Courier, monospace; color: #003030;', 'font-weight: bold; color: #006060;', TRUE);
$geshi->set_code_style('color: #000020;', 'color: #000020;');
$geshi->set_link_styles(GESHI_LINK, 'color: #000060;');
$geshi->set_link_styles(GESHI_HOVER, 'background-color: #f0f000;');
// save generated stylesheet
$texy->styleSheet .= $geshi->get_stylesheet();
$content = $geshi->parse_code();
// check buggy GESHI, it sometimes produce not UTF-8 valid code :-((
$content = iconv('UTF-8', 'UTF-8//IGNORE', $content);
// protect output is in HTML
$content = $texy->protect($content, $texy::CONTENT_BLOCK);
$el = new Texy\HtmlElement();
$el->setText($content);
return $el;
}
/**
* User handler for images
* @return Texy\HtmlElement|string|FALSE
*/
function imageHandler(Texy\HandlerInvocation $invocation, Texy\Image $image, Texy\Link $link = NULL)
{
if ($image->URL == 'user') {
// accepts only [* user *]
$image->URL = 'image.gif';
// image URL
$image->overURL = 'image-over.gif';
// onmouseover image
$image->modifier->title = 'Texy! logo';
if ($link) {
// linked image
$link->URL = 'big.gif';
}
}
return $invocation->proceed($image, $link);
}
/**
* @return Texy\HtmlElement|string|FALSE
*/
function figureHandler(Texy\HandlerInvocation $invocation, Texy\Image $image, Texy\Link $link = NULL, $content, Texy\Modifier $modifier)
{
// finish invocation by default way
$el = $invocation->proceed();
// change div -> dl
$el->setName('dl');
// change p -> dd
$el[1]->setName('dd');
// wrap img into dt
$img = $el[0];
unset($el[0]);
$dt = new Texy\HtmlElement('dt');
$dt->add($img);
$el->insert(0, $dt);
return $el;
}
/**
* @return Texy\HtmlElement|string
*/
function block(Texy\HandlerInvocation $invocation, $blocktype, $content, $param, Texy\Modifier $modifier)
{
return $invocation->proceed();
}