function testParserImportUriMediumSeq()
{
$stream = new CSSStreamString('@import url("sample.css") screen, print;');
$lexer = new CSSLexer($stream);
$parser = new CSSParser($lexer);
$result = $parser->parse();
$this->assertTrue($result);
}
function test()
{
$stream = new CSSStreamString(file_get_contents(dirname(__FILE__) . '/test.parser.10.css'));
$lexer = new CSSLexer($stream);
$parser = new CSSParser($lexer);
$result = $parser->parse();
$this->assertTrue($result);
}
function test()
{
$stream = new CSSStreamString(file_get_contents(dirname(__FILE__) . '/test.parser.error.1.css'));
$lexer = new CSSLexer($stream);
$parser = new CSSParser($lexer);
$result = $parser->parse();
$this->assertTrue($result);
$errors = $parser->get_errors();
$this->assertEquals(count($errors), 1);
$this->assertEquals($errors[0]->get_line(), 1);
$this->assertEquals($errors[0]->get_skipped_content(), ';');
}
function test()
{
$stream = new CSSStreamString(file_get_contents(dirname(__FILE__) . '/test.parser.12.css'));
$lexer = new CSSLexer($stream);
$parser = new CSSParser($lexer);
$result = $parser->parse();
$this->assertTrue($result);
$syntax_stylesheet = $parser->get_context();
$rulesets = $syntax_stylesheet->get_rulesets()->get();
$this->assertEquals(count($rulesets), 2);
$this->assertEquals($rulesets[0]->get_selectors()->get(0)->get_selector(0)->get_element(), 'ol');
$this->assertEquals($rulesets[1]->get_selectors()->get(0)->get_selector(0)->get_element(), 'ul');
}
private function getFontCssRules()
{
if (is_null($this->fontCssRules)) {
$this->fontCssRules = array();
$cssAssets = $this->epub->EpubSpine->getAssetsByType('text/css');
foreach ($cssAssets as $css) {
try {
$cssContent = $this->epub->getPageContent($css->relativePath);
$cssParser = new CSSParser($cssContent);
$objCss = $cssParser->parse();
$this->fonts = array();
foreach ($objCss->getAllRuleSets() as $cssRuleSet) {
$font = array();
if (is_a($cssRuleSet, 'CSSAtRule')) {
$selectorName = $cssRuleSet->getType();
if ($selectorName == 'font-face') {
foreach ($cssRuleSet->getRules() as $cssRule) {
$value = (string) $cssRule->getValue();
if (substr($value, 0, 1) == '"') {
$value = substr($value, 1, -1);
}
$font[$cssRule->getRule()] = $value;
}
$this->fontCssRules[] = $font;
}
}
}
unset($objCss);
unset($cssParser);
} catch (Exception $e) {
CakeLog::warning('[EpubProcessor::getFontCssRules] Error ' . $e->getMessage() . ' when parsing ' . $css->relativePath);
}
}
}
return $this->fontCssRules;
}
function parsedStructureForFile($sFileName)
{
$sFile = dirname(__FILE__) . DIRECTORY_SEPARATOR . 'files' . DIRECTORY_SEPARATOR . "{$sFileName}.css";
$oParser = new CSSParser(file_get_contents($sFile));
return $oParser->parse();
}
/**
* Strip HTML tags, inline styles and convert input src to semantic, styled HTML and add page breaks and chapter entries to table of contents
* @param $src str input HTML to be processed
* @param $all bool true/false to strip ALL HTML tags
* @return $str str stripped HTML
*/
function stripTagsAddChapters($src, $all = false)
{
$dom = new DOMDocument();
@$dom->loadHTML('<?xml encoding="UTF-8">' . $src);
$xPath = new DOMXPath($dom);
$elements = $xPath->query('//p');
foreach ($elements as $element) {
if (strstr($element->getAttribute('class'), 'Heading1') !== FALSE) {
$newElement = $dom->createElement('h1', $element->nodeValue);
$element->parentNode->replaceChild($newElement, $element);
}
if (strstr($element->getAttribute('class'), 'Heading2') !== FALSE) {
$newElement = $dom->createElement('h2', $element->nodeValue);
$element->parentNode->replaceChild($newElement, $element);
}
if (strstr($element->getAttribute('class'), 'Heading3') !== FALSE) {
$newElement = $dom->createElement('h3', $element->nodeValue);
$element->parentNode->replaceChild($newElement, $element);
}
if (strstr($element->getAttribute('class'), 'Heading4') !== FALSE) {
$newElement = $dom->createElement('h4', $element->nodeValue);
$element->parentNode->replaceChild($newElement, $element);
}
}
$elements = $xPath->query('//p|//span');
foreach ($elements as $element) {
$oParser = new CSSParser("p{" . $element->getAttribute('style') . "}");
$oCss = $oParser->parse();
foreach ($oCss->getAllRuleSets() as $oRuleSet) {
$oRuleSet->removeRule('line-');
$oRuleSet->removeRule('margin-');
$oRuleSet->removeRule('font-family');
$oRuleSet->removeRule('font-size');
$oRuleSet->removeRule('color');
if (is_array($indent) && isset($indent['text-indent'])) {
$value = $indent['text-indent']->getValue();
if ($value != null) {
$value->setSize('4');
$value->setUnit('mm');
}
}
}
$css = $oCss->__toString();
$css = substr_replace($css, '', 0, 3);
$css = substr_replace($css, '', -1, 1);
$element->setAttribute('style', $css);
}
$src = $dom->saveHTML();
$search = array('@<script[^>]*?>.*?</script>@si', '@<style[^>]*?>.*?</style>@siU', '@<![\\s\\S]*?--[ \\t\\n\\r]*>@', '/(?si)<span\\s+class\\s*=\\s*"-H"\\s* style="letter-spacing: 0pt;">(.*?)<\\/span>/');
$src = preg_replace($search, array('', '', '', '$1'), $src);
if ($all == false) {
$src = strip_tags($src, "<p><br><img><span><strong><em><h1><h2><h3><h4>");
} else {
$allow = "<p>";
$src = strip_tags($src, $allow);
$src = $this->clean_inside_tags($src, $allow);
$src = preg_replace('#<p[^>]*>(\\s| ?)*</p>#', '', $src);
}
$src = str_replace("#", "<br />", $src);
$src = str_replace("***", "<br /><br />", $src);
$src = preg_replace(array('/(?si)<h1(.*?)\\s*>(.*?)<\\/h1>/', '/(?si)<h2(.*?)\\s*>(.*?)<\\/h2>/', '/(?si)<h3(.*?)\\s*>(.*?)<\\/h3>/', '/(?si)<h4(.*?)\\s*>(.*?)<\\/h4>/'), array("<pagebreak /><h1>\$2<tocentry content='\$2' level='0' /></h1>", "<h2>\$2<tocentry content='\$2' level='1' /></h2>", '<h3>$2</h3>', '<h4>$2</h4>'), $src);
return $src;
}
function import_source($css, $url)
{
$this->push_base_url($url);
$ruleset = new CSSRuleset();
$stream = new CSSStreamString($css);
$lexer = new CSSLexer($stream);
$parser = new CSSParser($lexer);
$result = $parser->parse();
// Log CSS parse errors
$errors = $parser->get_errors();
foreach ($errors as $error) {
$error->log($url);
}
if (!$result) {
error_log(sprintf('Unrecoverable syntax error while parsing stylesheet at "%s"', $url));
}
$stylesheet = $parser->get_context();
// Process @import
$imports = $stylesheet->get_imports();
foreach ($imports as $import) {
$media_list = $import->get_media();
if (empty($media_list) || in_array('all', $media_list) || $this->is_allowed_media($import->get_media())) {
$pipeline = $this->get_pipeline();
$full_url = $pipeline->guess_url(css_remove_value_quotes($import->get_url()));
$ruleset->merge($this->import($full_url));
}
}
// Process @media
$media = $stylesheet->get_media();
foreach ($media as $media_item) {
if ($this->is_allowed_media($media_item->get_media())) {
$ruleset->merge($this->import_rulesets($media_item->get_rulesets()));
}
}
// Process usual rules
$ruleset->merge($this->import_rulesets($stylesheet->get_rulesets()));
$this->pop_base_url();
return $ruleset;
}
/**
* @dataProvider createBackgroundShorthandProvider
**/
public function testCreateBackgroundShorthand($sCss, $sExpected)
{
$oParser = new CSSParser($sCss);
$oDoc = $oParser->parse();
foreach ($oDoc->getAllDeclarationBlocks() as $oDeclaration) {
$oDeclaration->createBackgroundShorthand();
}
$this->assertEquals((string) $oDoc, $sExpected);
}
<?php
require_once dirname(__FILE__) . '/../CSSParser.php';
$oParser = new CSSParser(file_get_contents('php://stdin'));
$oDoc = $oParser->parse();
echo '#### Structure (`var_dump()`)' . "\n";
var_dump($oDoc);
echo '#### Output (`__toString()`)' . "\n";
print $oDoc->__toString();
echo "\n";
