/**
* transform codes to html
*
* [php]
* // build the page
* $context['text'] .= ...
*
* // transform codes
* $context['text'] = Codes::render($context['text']);
*
* // final rendering
* render_skin();
* [/php]
*
* @link http://pureform.wordpress.com/2008/01/04/matching-a-word-characters-outside-of-html-tags/
*
* @param string the input string
* @return string the transformed string
*/
public static function render($text)
{
global $context;
// the formatting code interface
include_once $context['path_to_root'] . 'codes/code.php';
// streamline newlines, even if this has been done elsewhere
$text = str_replace(array("\r\n", "\r"), "\n", $text);
// prevent wysiwyg editors to bracket our own tags
$text = preg_replace('#^<p>(\\[.+\\])</p>$#m', '$1', $text);
// initialize only once
static $patterns_map;
if (!isset($patterns_map)) {
if (Safe::filesize('codes/patterns.auto.php')) {
include_once $context['path_to_root'] . 'codes/patterns.auto.php';
} else {
// core patterns
$patterns_map['|<!-- .* -->|i'] = '';
// remove HTML comments
$patterns_map['|</h(\\d)>\\n+|i'] = '</h$1>';
// strip \n after title
$patterns_map['/\\n[ \\t]*(From|To|cc|bcc|Subject|Date):(\\s*)/i'] = BR . '$1:$2';
// common message headers
$patterns_map['/\\[escape\\](.*?)\\[\\/escape\\]/is'] = 'Codes::render_escaped';
// [escape]...[/escape] (before everything)
$patterns_map['/\\[php\\](.*?)\\[\\/php\\]/is'] = 'Codes::render_pre_php';
// [php]...[/php]
$patterns_map['/\\[snippet\\](.*?)\\[\\/snippet\\]/is'] = 'Codes::render_pre';
// [snippet]...[/snippet]
$patterns_map['/(\\[page\\].*)$/is'] = '';
// [page] (provide only the first one)
$patterns_map['/\\[(associate|member|anonymous|hidden|restricted|authenticated)\\](.*?)\\[\\/\\1\\]/is'] = 'Codes::render_hidden';
// [associate]...[/associate]
$patterns_map['/\\[redirect=([^\\]]+?)\\]/is'] = 'Codes::render_redirect';
// [redirect=<link>]
$patterns_map['/\\[execute=([^\\]]+?)\\]/is'] = 'Codes::render_execute';
// [execute=<name>]
$patterns_map['/\\[parameter=([^\\]]+?)\\]/is'] = 'Codes::render_parameter';
// [parameter=<name>]
$patterns_map['/\\[lang=([^\\]]+?)\\](.*?)\\[\\/lang\\]/is'] = 'Codes::render_lang';
// [lang=xy]...[/lang]
$patterns_map['/\\[(images)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [images=<ids>] (before other links)
$patterns_map['/\\[(image)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [image=<id>]
$patterns_map['/##(\\S.*?\\S)##/is'] = '<code>$1</code>';
// ##...##
$patterns_map['/\\[code\\](.*?)\\[\\/code\\]/is'] = '<code>$1</code>';
// [code]...[/code]
$patterns_map['/\\[indent\\](.*?)\\[\\/(indent)\\]/is'] = 'Skin::build_block';
// [indent]...[indent]
$patterns_map['/\\[quote\\](.*?)\\[\\/(quote)\\]/is'] = 'Skin::build_block';
// [quote]...[quote]
$patterns_map['/\\[folded(?:=([^\\]]+?))?\\](.*?)\\[\\/(folded)\\]\\s*/is'] = 'Skin::build_box';
// [folded=title]...[/folded],[folded]...[/folded]
$patterns_map['/\\[unfolded(?:=([^\\]]+?))?\\](.*?)\\[\\/(unfolded)\\]\\s*/is'] = 'Skin::build_box';
// [unfolded=title]...[/unfolded],[unfolded]...[/unfolded]
$patterns_map['/\\[sidebar(?:=([^\\]]+?))?\\](.*?)\\[\\/(sidebar)\\]\\s*/is'] = 'Skin::build_box';
// [sidebar=title]...[/sidebar],[sidebar]...[/sidebar]
$patterns_map['/\\[note\\](.*?)\\[\\/(note)\\]\\s*/is'] = 'Skin::build_block';
// [note]...[/note]
$patterns_map['/\\[caution\\](.*?)\\[\\/(caution)\\]\\s*/is'] = 'Skin::build_block';
// [caution]...[/caution]
$patterns_map['/\\[center\\](.*?)\\[\\/(center)\\]/is'] = 'Skin::build_block';
// [center]...[/center]
$patterns_map['/\\[right\\](.*?)\\[\\/(right)\\]/is'] = 'Skin::build_block';
// [right]...[/right]
$patterns_map['/\\[(go)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [go=<name>]
$patterns_map['/\\[(article\\.description)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [article.description=<id>]
$patterns_map['/\\[(article)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [article=<id>] or [article=<id>, title]
$patterns_map['/\\[(next)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [next=<id>]
$patterns_map['/\\[(previous)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [previous=<id>]
$patterns_map['/\\[random(?:=([^\\]]+?))?\\]/i'] = 'Codes::render_random';
// [random], [random=section:<id>] or [random=category:<id>]
$patterns_map['/\\[(section)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [section=<id>] or [section=<id>, title]
$patterns_map['/\\[(category(?:\\.description)?)=([^\\]]+?)\\]\\n*/is'] = 'Codes::render_object';
// [category=<id>], [category=<id>, title] or [category.description=<id>]
$patterns_map['/\\[(user)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [user=<id>]
$patterns_map['/\\[(users)=([^\\]]+?)\\]/i'] = 'Codes::render_users';
// [users=present]
$patterns_map['/\\[(file|download)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [file=<id>] or [file=<id>, title] or download=<id>] or [download=<id>, title]
$patterns_map['/\\[(comment)=([^\\]]+?)\\]/i'] = 'Codes::render_object';
// [comment=<id>] or [comment=<id>, title]
$patterns_map['/\\[(link)(?:=([^\\]]+?))?\\](.*?)\\[\\/link\\]/is'] = 'Codes::render_link';
// [link]url[/link] or [link=label]url[/link]
$patterns_map['/\\[(button)=([^\\]]+?)\\](.*?)\\[\\/button\\]/is'] = 'Codes::render_link';
// [button=label]url[/button]
$patterns_map['/\\[(button)=([^\\|]+?)\\|([^\\]]+?)]/is'] = 'Codes::render_link';
// [button=label|url]
$patterns_map['/\\[(click)=([^\\|]+?)\\|([^\\]]+?)]/is'] = 'Codes::render_link';
// [click=label|url]
$patterns_map['/(\\[)([^ ][^\\]\\|]+?[^ ])\\|([^ ][^\\]]+?[^ ])\\]/is'] = 'Codes::render_link';
// [label|url]
$patterns_map['#(\\s)([a-z]+?://[a-z0-9_\\-\\.\\~\\/@&;:=%$\\?]+)#'] = 'Codes::render_link';
// make URL clickable
$patterns_map['#(\\s)(www\\.[a-z0-9\\-]+\\.[a-z0-9_\\-\\.\\~]+(?:/[^,< \\r\\n\\)]*)?)#i'] = 'Codes::render_link';
// web server url
$patterns_map['/http[s]*:\\/\\/www\\.youtube\\.com\\/watch\\?v=([a-zA-Z0-9_\\-]+)[a-zA-Z0-9_\\-&=]*/i'] = '<iframe class="youtube-player" type="text/html" width="445" height="364" src="http://www.youtube.com/embed/$1" frameborder="0"></iframe>';
// YouTube link
$patterns_map['/http[s]*:\\/\\/youtu\\.be\\/([a-zA-Z0-9_\\-]+)/i'] = '<iframe class="youtube-player" type="text/html" width="445" height="364" src="http://www.youtube.com/embed/$1" frameborder="0"></iframe>';
// YouTube link too
$patterns_map['/\\[clicks=([^\\]]+?)]/is'] = 'Codes::render_clicks';
// [clicks=url] // @TODO: put in extension
$patterns_map['/\\[email\\](.*?)\\[\\/email\\]/is'] = 'Codes::render_email';
// [email]url[/email]
$patterns_map['/(\\s)([a-z0-9_\\-\\.\\~]+?@[a-z0-9_\\-\\.\\~]+\\.[a-z0-9_\\-\\.\\~]+)/i'] = 'Codes::render_email';
// mail address
$patterns_map['/\\[published(?:\\.([^\\]=]+?))?(?:=([^\\]]+?))?\\]\\n*/is'] = 'Codes::render_published';
// [published(.decorated)], [published=section:4029], [published.decorated=section:4029,x]
$patterns_map['/\\[updated(?:\\.([^\\]=]+?))?(?:=([^\\]]+?))?\\]\\n*/is'] = 'Codes::render_updated';
// [updated(.decorated)], [updated(.decorated)=section:4029,x]
$patterns_map['/\\[sections(?:\\.([^\\]=]+?))?(?:=([^\\]]+?))?\\]\\n*/is'] = 'Codes::render_sections';
// [sections(.decorated)] (site map), [sections(.decorated)=section:4029] (sub-sections), [sections.simple=self] (assigned)
$patterns_map['/\\[categories(?:\\.([^\\]=]+?))?(?:=([^\\]]+?))?\\]\\n*/is'] = 'Codes::render_categories';
// [categories(.decorated)] (category tree), [categories(.decorated)=categories:4029] (sub-categories)
$patterns_map['/\\[wikipedia=([^\\]]+?)\\]/is'] = 'Codes::render_wikipedia';
// [wikipedia=keyword] or [wikipedia=keyword, title]
$patterns_map['/\\[be\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/be.gif" alt="belgian flag" /> ';
// [be] belgian flag
$patterns_map['/\\[ca\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/ca.gif" alt="canadian flag" /> ';
// [ca] canadian flag
$patterns_map['/\\[ch\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/ch.gif" alt="swiss flag" /> ';
// [ch] swiss flag
$patterns_map['/\\[de\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/de.gif" alt="german flag" /> ';
// [de] german flag
$patterns_map['/\\[en\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/gb.gif" alt="english flag" /> ';
// [en] english flag
$patterns_map['/\\[es\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/es.gif" alt="spanish flag" /> ';
// [es] spanish flag
$patterns_map['/\\[fr\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/fr.gif" alt="french flag" /> ';
// [fr] french flag
$patterns_map['/\\[gr\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/gr.gif" alt="greek flag" /> ';
// [gr] greek flag
$patterns_map['/\\[it\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/it.gif" alt="italian flag" /> ';
// [it] italian flag
$patterns_map['/\\[pt\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/pt.gif" alt="portugal flag" /> ';
// [pt] portugal flag
$patterns_map['/\\[us\\]/i'] = ' <img src="' . $context['url_to_root'] . 'skins/_reference/flags/us.gif" alt="us flag" /> ';
// [us] us flag
$patterns_map['/\\[clear\\]\\n*/i'] = ' <br style="clear: both;" /> ';
// [clear]
$patterns_map['/\\[nl\\]\\n*/i'] = BR;
// [nl] new line
// load formatting codes from files
$dir = $context['path_to_root'] . 'codes/';
if ($handle = Safe::opendir($dir)) {
while (false !== ($file = Safe::readdir($handle))) {
if ($file == '..') {
continue;
}
if ($file == '.') {
continue;
}
//convention :
//get file only begining with code_
if (!(substr($file, 0, 5) == 'code_')) {
continue;
}
include_once $dir . $file;
//get formatting code patterns from this class
$classname = stristr($file, '.', TRUE);
$code = new $classname();
$code->get_pattern($patterns_map);
unset($code);
}
Safe::closedir($handle);
}
// cache all patterns in one unique file for next time
Codes::save_patterns($patterns_map);
}
// end generating patterns from scratch
}
// end setting $patterns
$text = Codes::process($text, $patterns_map);
// done
return $text;
}