mirror of
https://github.com/Lastorder-DC/rhymix.git
synced 2026-01-05 17:51:40 +09:00
311 lines
8.4 KiB
PHP
311 lines
8.4 KiB
PHP
<?php
|
|
|
|
namespace Rhymix\Framework;
|
|
|
|
/**
|
|
* The formatter class.
|
|
*/
|
|
class Formatter
|
|
{
|
|
/**
|
|
* Options for text to HTML conversion.
|
|
*/
|
|
const TEXT_NEWLINE_AS_P = 1;
|
|
const TEXT_DOUBLE_NEWLINE_AS_P = 2;
|
|
|
|
/**
|
|
* Options for Markdown to HTML conversion.
|
|
*/
|
|
const MD_NEWLINE_AS_BR = 16;
|
|
const MD_ENABLE_EXTRA = 128;
|
|
|
|
/**
|
|
* Convert plain text to HTML.
|
|
*
|
|
* @param string $text
|
|
* @param int $options (optional)
|
|
* @return string
|
|
*/
|
|
public static function text2html($text, $options = 0)
|
|
{
|
|
// This option uses <p> instead of <br> to separate lines.
|
|
if ($options & self::TEXT_NEWLINE_AS_P)
|
|
{
|
|
$lines = array_map('trim', explode("\n", escape(trim($text))));
|
|
$result = '';
|
|
foreach ($lines as $line)
|
|
{
|
|
$result .= "<p>$line</p>\n";
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
// This option uses <br> to separate lines and <p> to separate paragraphs.
|
|
if ($options & self::TEXT_DOUBLE_NEWLINE_AS_P)
|
|
{
|
|
$lines = preg_replace('!(<br />)+\s*$!', '', nl2br(escape(trim($text))));
|
|
$lines = preg_split('!(<br />\s*)+<br />!', $lines);
|
|
foreach ($lines as $line)
|
|
{
|
|
$result .= "<p>\n" . trim($line) . "\n</p>\n";
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
// The default is to use <br> always.
|
|
return nl2br(escape(trim($text))) . "<br />\n";
|
|
}
|
|
|
|
/**
|
|
* Convert HTML to plain text.
|
|
*
|
|
* @param string $html
|
|
* @return string
|
|
*/
|
|
public static function html2text($html)
|
|
{
|
|
// Add line breaks after <br> and <p> tags.
|
|
$html = preg_replace('!<br[^>]*>\s*!i', "\n", $html);
|
|
$html = preg_replace('!<p\b[^>]*>\s*!i', '', $html);
|
|
$html = preg_replace('!</p[^>]*>\s*!i', "\n\n", $html);
|
|
|
|
// Encode links and images to preserve essential information.
|
|
$html = preg_replace_callback('!<a\b[^>]*href="([^>"]+)"[^>]*>([^<]*)</a>!i', function($matches) {
|
|
return trim($matches[2] . ' <' . $matches[1] . '>');
|
|
}, $html);
|
|
$html = preg_replace_callback('!<img\b[^>]*src="([^>"]+)"[^>]*>!i', function($matches) {
|
|
$title = preg_match('!title="([^>"]+)"!i', $matches[0], $m) ? $m[1] : null;
|
|
$title = $title ?: (preg_match('!alt="([^>"]+)"!i', $matches[0], $m) ? $m[1] : 'IMAGE');
|
|
return trim('[' . $title . '] <' . $matches[1] . '>');
|
|
}, $html);
|
|
|
|
// Strip all other HTML.
|
|
$text = html_entity_decode(strip_tags($html));
|
|
unset($html);
|
|
|
|
// Normalize whitespace and return.
|
|
$text = str_replace("\r\n", "\n", $text);
|
|
$text = preg_replace('/\n(?:\s*\n)+/', "\n\n", $text);
|
|
return trim($text) . "\n";
|
|
}
|
|
|
|
/**
|
|
* Convert Markdown to HTML.
|
|
*
|
|
* @param string $markdown
|
|
* @param int $options (optional)
|
|
* @return string
|
|
*/
|
|
public static function markdown2html($markdown, $options = 0)
|
|
{
|
|
if ($options & self::MD_NEWLINE_AS_BR)
|
|
{
|
|
$markdown = preg_replace('/(?<!\n)\n(?![\n\*\#\-])/', " \n", $markdown);
|
|
}
|
|
|
|
if ($options & self::MD_ENABLE_EXTRA)
|
|
{
|
|
$class_name = '\\Michelf\\MarkdownExtra';
|
|
}
|
|
else
|
|
{
|
|
$class_name = '\\Michelf\\Markdown';
|
|
}
|
|
|
|
$html = $class_name::defaultTransform($markdown);
|
|
return Filters\HTMLFilter::clean($html);
|
|
}
|
|
|
|
/**
|
|
* Convert HTML to Markdown.
|
|
*
|
|
* @param string $html
|
|
* @return string
|
|
*/
|
|
public static function html2markdown($html)
|
|
{
|
|
$converter = new \League\HTMLToMarkdown\HtmlConverter();
|
|
$converter->getConfig()->setOption('bold_style', '**');
|
|
$converter->getConfig()->setOption('italic_style', '_');
|
|
$converter->getConfig()->setOption('strip_tags', true);
|
|
return trim($converter->convert($html)) . "\n";
|
|
}
|
|
|
|
/**
|
|
* Convert BBCode to HTML.
|
|
*
|
|
* @param string $bbcode
|
|
* @return string
|
|
*/
|
|
public static function bbcode($bbcode)
|
|
{
|
|
$parser = new \JBBCode\Parser;
|
|
$parser->addCodeDefinitionSet(new \JBBCode\DefaultCodeDefinitionSet());
|
|
|
|
$builder = new \JBBCode\CodeDefinitionBuilder('quote', '<blockquote>{param}</blockquote>');
|
|
$parser->addCodeDefinition($builder->build());
|
|
$builder = new \JBBCode\CodeDefinitionBuilder('code', '<pre><code>{param}</code></pre>');
|
|
$builder->setParseContent(false);
|
|
$parser->addCodeDefinition($builder->build());
|
|
|
|
$parser->parse($bbcode);
|
|
$html = $parser->getAsHtml();
|
|
return Filters\HTMLFilter::clean($html);
|
|
}
|
|
|
|
/**
|
|
* Apply smart quotes and other stylistic enhancements to HTML.
|
|
*
|
|
* @param string $html
|
|
* @return string
|
|
*/
|
|
public static function applySmartQuotes($html)
|
|
{
|
|
return \Michelf\SmartyPants::defaultTransform($html, 'qbBdDiew');
|
|
}
|
|
|
|
/**
|
|
* Compile LESS into CSS.
|
|
*
|
|
* @param string|array $source_filename
|
|
* @param string $target_filename
|
|
* @param array $variables (optional)
|
|
* @parsm bool $minify (optional)
|
|
* @return bool
|
|
*/
|
|
public static function compileLESS($source_filename, $target_filename, $variables = array(), $minify = false)
|
|
{
|
|
// Get the cleaned and concatenated content.
|
|
$content = self::_concatenate($source_filename, $target_filename);
|
|
|
|
// Compile!
|
|
try
|
|
{
|
|
$less_compiler = new \lessc;
|
|
$less_compiler->setFormatter($minify ? 'compressed' : 'lessjs');
|
|
$less_compiler->setImportDir(array(dirname(is_array($source_filename) ? array_first($source_filename) : $source_filename)));
|
|
if ($variables)
|
|
{
|
|
$less_compiler->setVariables($variables);
|
|
}
|
|
|
|
$content = '@charset "UTF-8";' . "\n" . $less_compiler->compile($content) . "\n";
|
|
$result = true;
|
|
}
|
|
catch (\Exception $e)
|
|
{
|
|
$content = '/*' . "\n" . 'Error while compiling LESS:' . "\n" . $e->getMessage() . "\n" . '*/' . "\n";
|
|
$result = false;
|
|
}
|
|
|
|
// Save the result to the target file.
|
|
Storage::write($target_filename, $content);
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Compile SCSS into CSS.
|
|
*
|
|
* @param string|array $source_filename
|
|
* @param string $target_filename
|
|
* @param array $variables (optional)
|
|
* @parsm bool $minify (optional)
|
|
* @return bool
|
|
*/
|
|
public static function compileSCSS($source_filename, $target_filename, $variables = array(), $minify = false)
|
|
{
|
|
// Get the cleaned and concatenated content.
|
|
$content = self::_concatenate($source_filename, $target_filename);
|
|
|
|
// Compile!
|
|
try
|
|
{
|
|
$scss_compiler = new \Leafo\ScssPhp\Compiler;
|
|
$scss_compiler->setFormatter($minify ? '\Leafo\ScssPhp\Formatter\Crunched' : '\Leafo\ScssPhp\Formatter\Expanded');
|
|
$scss_compiler->setImportPaths(array(dirname(is_array($source_filename) ? array_first($source_filename) : $source_filename)));
|
|
if ($variables)
|
|
{
|
|
$scss_compiler->setVariables($variables);
|
|
}
|
|
|
|
$content = '@charset "UTF-8";' . "\n" . $scss_compiler->compile($content) . "\n";
|
|
$result = true;
|
|
}
|
|
catch (\Exception $e)
|
|
{
|
|
$content = '/*' . "\n" . 'Error while compiling SCSS:' . "\n" . $e->getMessage() . "\n" . '*/' . "\n";
|
|
$result = false;
|
|
}
|
|
|
|
// Save the result to the target file.
|
|
Storage::write($target_filename, $content);
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Minify CSS.
|
|
*
|
|
* @param string|array $source_filename
|
|
* @param string $target_filename
|
|
* @return bool
|
|
*/
|
|
public static function minifyCSS($source_filename, $target_filename)
|
|
{
|
|
$minifier = new \MatthiasMullie\Minify\CSS($source_filename);
|
|
$content = $minifier->execute($target_filename);
|
|
Storage::write($target_filename, $content);
|
|
return strlen($content) ? true : false;
|
|
}
|
|
|
|
/**
|
|
* Minify JS.
|
|
*
|
|
* @param string|array $source_filename
|
|
* @param string $target_filename
|
|
* @return bool
|
|
*/
|
|
public static function minifyJS($source_filename, $target_filename)
|
|
{
|
|
$minifier = new \MatthiasMullie\Minify\JS($source_filename);
|
|
$content = $minifier->execute($target_filename);
|
|
Storage::write($target_filename, $content);
|
|
return strlen($content) ? true : false;
|
|
}
|
|
|
|
/**
|
|
* CSS concatenation subroutine for compileLESS() and compileSCSS().
|
|
*
|
|
* @param string|array $source_filename
|
|
* @param string $target_filename
|
|
* @return string
|
|
*/
|
|
protected static function _concatenate($source_filename, $target_filename)
|
|
{
|
|
$result = '';
|
|
|
|
if (!is_array($source_filename))
|
|
{
|
|
$source_filename = array($source_filename);
|
|
}
|
|
foreach ($source_filename as $filename)
|
|
{
|
|
$content = utf8_clean(file_get_contents($filename));
|
|
$path_converter = new \MatthiasMullie\PathConverter\Converter($filename, $target_filename);
|
|
$content = preg_replace_callback('/\burl\\(([^)]+)\\)/iU', function($matches) use ($path_converter) {
|
|
$url = trim($matches[1], '\'"');
|
|
if (!strlen($url) || $url[0] === '/')
|
|
{
|
|
return $matches[0];
|
|
}
|
|
else
|
|
{
|
|
return 'url("' . escape_dqstr($path_converter->convert($url)) . '")';
|
|
}
|
|
}, $content);
|
|
unset($path_converter);
|
|
$result .= trim($content) . "\n\n";
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
}
|