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Templated bbcode.
git-svn-id: file:///svn/phpbb/trunk@1095 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
natec
@@ -21,18 +21,99 @@
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define("BBCODE_UID_LEN", 10);
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// global that holds loaded-and-prepared bbcode templates, so we only have to do
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// that stuff once.
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$bbcode_tpl = null;
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/**
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* Loads bbcode templates from the bbcode.tpl file of the current template set.
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* Creates an array, keys are bbcode names like "b_open" or "url", values
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* are the associated template.
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* Probably pukes all over the place if there's something really screwed
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* with the bbcode.tpl file.
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*
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* Nathan Codding, Sept 26 2001.
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*/
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function load_bbcode_template()
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{
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global $template;
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$tpl_filename = $template->make_filename('bbcode.tpl');
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$tpl = fread(fopen($tpl_filename, 'r'), filesize($tpl_filename));
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// replace \ with \\ and then ' with \'.
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$tpl = str_replace('\\', '\\\\', $tpl);
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$tpl = str_replace('\'', '\\\'', $tpl);
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// strip newlines.
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$tpl = str_replace("\n", '', $tpl);
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// Turn template blocks into PHP assignment statements for the values of $bbcode_tpls..
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$tpl = preg_replace('#<!-- BEGIN (.*?) -->(.*?)<!-- END (.*?) -->#', "\n" . '$bbcode_tpls[\'\\1\'] = \'\\2\';', $tpl);
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$bbcode_tpls = array();
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eval($tpl);
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return $bbcode_tpls;
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}
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/**
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* Prepares the loaded bbcode templates for insertion into preg_replace()
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* or str_replace() calls in the bbencode_second_pass functions. This
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* means replacing template placeholders with the appropriate preg backrefs
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* or with language vars. NOTE: If you change how the regexps work in
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* bbencode_second_pass(), you MUST change this function.
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*
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* Nathan Codding, Sept 26 2001
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*
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*/
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function prepare_bbcode_template($bbcode_tpl)
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{
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global $lang;
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$bbcode_tpl['olist_open'] = str_replace('{LIST_TYPE}', '\\1', $bbcode_tpl['olist_open']);
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$bbcode_tpl['color_open'] = str_replace('{COLOR}', '\\1', $bbcode_tpl['color_open']);
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$bbcode_tpl['size_open'] = str_replace('{SIZE}', '\\1', $bbcode_tpl['size_open']);
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$bbcode_tpl['quote_open'] = str_replace('{L_QUOTE}', $lang['Quote'], $bbcode_tpl['quote_open']);
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$bbcode_tpl['code_open'] = str_replace('{L_CODE}', $lang['Code'], $bbcode_tpl['code_open']);
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$bbcode_tpl['img'] = str_replace('{URL}', '\\1', $bbcode_tpl['img']);
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// We do URLs in several different ways..
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$bbcode_tpl['url1'] = str_replace('{URL}', '\\1\\2', $bbcode_tpl['url']);
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$bbcode_tpl['url1'] = str_replace('{DESCRIPTION}', '\\1\\2', $bbcode_tpl['url1']);
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$bbcode_tpl['url2'] = str_replace('{URL}', 'http://\\1', $bbcode_tpl['url']);
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$bbcode_tpl['url2'] = str_replace('{DESCRIPTION}', '\\1', $bbcode_tpl['url2']);
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$bbcode_tpl['url3'] = str_replace('{URL}', '\\1\\2', $bbcode_tpl['url']);
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$bbcode_tpl['url3'] = str_replace('{DESCRIPTION}', '\\3', $bbcode_tpl['url3']);
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$bbcode_tpl['url4'] = str_replace('{URL}', 'http://\\1', $bbcode_tpl['url']);
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$bbcode_tpl['url4'] = str_replace('{DESCRIPTION}', '\\2', $bbcode_tpl['url4']);
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$bbcode_tpl['email'] = str_replace('{EMAIL}', '\\1', $bbcode_tpl['email']);
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define("BBCODE_TPL_READY", true);
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return $bbcode_tpl;
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}
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/**
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* Does second-pass bbencoding. This should be used before displaying the message in
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* a thread. Assumes the message is already first-pass encoded, and has the required
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* "[uid:...]" tag as the very first thing in the text.
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* a thread. Assumes the message is already first-pass encoded, and we are given the
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* correct UID as used in first-pass encoding.
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*/
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function bbencode_second_pass($text, $uid)
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{
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global $lang;
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//$uid_tag_length = strpos($text, ']') + 1;
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//$uid = substr($text, 5, BBCODE_UID_LEN);
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//$text = substr($text, $uid_tag_length);
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global $lang, $bbcode_tpl;
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// pad it with a space so we can distinguish between FALSE and matching the 1st char (index 0).
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// This is important; bbencode_quote(), bbencode_list(), and bbencode_code() all depend on it.
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@@ -45,72 +126,83 @@ function bbencode_second_pass($text, $uid)
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$text = substr($text, 1);
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return $text;
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}
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// Only load the templates ONCE..
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if (!defined("BBCODE_TPL_READY"))
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{
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// load templates from file into array.
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$bbcode_tpl = load_bbcode_template();
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// prepare array for use in regexps.
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$bbcode_tpl = prepare_bbcode_template($bbcode_tpl);
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}
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// [CODE] and [/CODE] for posting code (HTML, PHP, C etc etc) in your posts.
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$text = bbencode_second_pass_code($text, $uid);
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$text = bbencode_second_pass_code($text, $uid, $bbcode_tpl);
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// [list] and [list=x] for (un)ordered lists.
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// unordered lists
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$text = str_replace("[list:$uid]", '<ul>', $text);
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$text = str_replace("[list:$uid]", $bbcode_tpl['ulist_open'], $text);
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// li tags
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$text = str_replace("[*:$uid]", '<li>', $text);
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$text = str_replace("[*:$uid]", $bbcode_tpl['listitem'], $text);
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// ending tags
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$text = str_replace("[/list:u:$uid]", '</ul>', $text);
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$text = str_replace("[/list:o:$uid]", '</ol>', $text);
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$text = str_replace("[/list:u:$uid]", $bbcode_tpl['ulist_close'], $text);
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$text = str_replace("[/list:o:$uid]", $bbcode_tpl['olist_close'], $text);
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// Ordered lists
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$text = preg_replace("/\[list=([a1]):$uid\]/si", '<ol type="\1">', $text);
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$text = preg_replace("/\[list=([a1]):$uid\]/si", $bbcode_tpl['olist_open'], $text);
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// colours
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$text = preg_replace("/\[color=(\#[0-9A-F]{6}|[a-z]+):$uid\]/si", '<font color="\1">', $text);
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$text = str_replace("[/color:$uid]", "</font>", $text);
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$text = preg_replace("/\[color=(\#[0-9A-F]{6}|[a-z]+):$uid\]/si", $bbcode_tpl['color_open'], $text);
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$text = str_replace("[/color:$uid]", $bbcode_tpl['color_close'], $text);
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// size
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$text = preg_replace("/\[size=([\-\+]?[1-3]):$uid\]/si", '<font size="\1">', $text);
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$text = str_replace("[/size:$uid]", "</font>", $text);
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$text = preg_replace("/\[size=([\-\+]?[1-3]):$uid\]/si", $bbcode_tpl['size_open'], $text);
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$text = str_replace("[/size:$uid]", $bbcode_tpl['size_close'], $text);
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// [QUOTE] and [/QUOTE] for posting replies with quote, or just for quoting stuff.
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$text = str_replace("[quote:$uid]", '<table border="0" align="center" width="85%"><tr><td><font size="-1">' . $lang['Quote'] . '</font><hr /> </td></tr><tr><td><font size="-1"><blockquote>', $text);
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$text = str_replace("[/quote:$uid]", '</blockquote></font></td></tr><tr><td><hr></td></tr></table>', $text);
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$text = str_replace("[quote:$uid]", $bbcode_tpl['quote_open'], $text);
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$text = str_replace("[/quote:$uid]", $bbcode_tpl['quote_close'], $text);
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// [b] and [/b] for bolding text.
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$text = str_replace("[b:$uid]", '<b>', $text);
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$text = str_replace("[/b:$uid]", '</b>', $text);
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$text = str_replace("[b:$uid]", $bbcode_tpl['b_open'], $text);
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$text = str_replace("[/b:$uid]", $bbcode_tpl['b_close'], $text);
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// [u] and [/u] for underlining text.
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$text = str_replace("[u:$uid]", '<u>', $text);
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$text = str_replace("[/u:$uid]", '</u>', $text);
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$text = str_replace("[u:$uid]", $bbcode_tpl['u_open'], $text);
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$text = str_replace("[/u:$uid]", $bbcode_tpl['u_close'], $text);
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// [i] and [/i] for italicizing text.
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$text = str_replace("[i:$uid]", '<i>', $text);
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$text = str_replace("[/i:$uid]", '</i>', $text);
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// [img]image_url_here[/img] code..
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$text = str_replace("[img:$uid]", '<img src="', $text);
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$text = str_replace("[/img:$uid]", '" border="0"></img>', $text);
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$text = str_replace("[i:$uid]", $bbcode_tpl['i_open'], $text);
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$text = str_replace("[/i:$uid]", $bbcode_tpl['i_close'], $text);
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// Patterns and replacements for URL and email tags..
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$patterns = array();
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$replacements = array();
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// [img]image_url_here[/img] code..
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// This one gets first-passed..
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$patterns[0] = "#\[img:$uid\](.*?)\[/img:$uid\]#si";
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$replacements[0] = $bbcode_tpl['img'];
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// [url]xxxx://www.phpbb.com[/url] code..
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$patterns[0] = "#\[url\]([a-z]+?://){1}(.*?)\[/url\]#si";
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$replacements[0] = '<a href="\1\2" target="_blank">\1\2</A>';
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$patterns[1] = "#\[url\]([a-z]+?://){1}(.*?)\[/url\]#si";
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$replacements[1] = $bbcode_tpl['url1'];
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// [url]www.phpbb.com[/url] code.. (no xxxx:// prefix).
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$patterns[1] = "#\[url\](.*?)\[/url\]#si";
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$replacements[1] = '<a href="http://\1" target="_blank">\1</A>';
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$patterns[2] = "#\[url\](.*?)\[/url\]#si";
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$replacements[2] = $bbcode_tpl['url2'];
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// [url=xxxx://www.phpbb.com]phpBB[/url] code..
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$patterns[2] = "#\[url=([a-z]+?://){1}(.*?)\](.*?)\[/url\]#si";
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$replacements[2] = '<a href="\1\2" target="_blank">\3</A>';
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$patterns[3] = "#\[url=([a-z]+?://){1}(.*?)\](.*?)\[/url\]#si";
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$replacements[3] = $bbcode_tpl['url3'];
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// [url=www.phpbb.com]phpBB[/url] code.. (no xxxx:// prefix).
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$patterns[3] = "#\[url=(.*?)\](.*?)\[/url\]#si";
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$replacements[3] = '<a href="http://\1" target="_blank">\2</A>';
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$patterns[4] = "#\[url=(.*?)\](.*?)\[/url\]#si";
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$replacements[4] = $bbcode_tpl['url4'];
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// [email]user@domain.tld[/email] code..
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$patterns[4] = "#\[email\](.*?)\[/email\]#si";
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$replacements[4] = '<a href="mailto:\1">\1</A>';
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$patterns[5] = "#\[email\](.*?)\[/email\]#si";
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$replacements[5] = $bbcode_tpl['email'];
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$text = preg_replace($patterns, $replacements, $text);
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@@ -371,15 +463,15 @@ function bbencode_first_pass_pda($text, $uid, $open_tag, $close_tag, $close_tag_
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* by this format: [code:1:$uid] ... [/code:1:$uid]
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* Other tags are in this format: [code:$uid] ... [/code:$uid]
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*/
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function bbencode_second_pass_code($text, $uid)
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function bbencode_second_pass_code($text, $uid, $bbcode_tpl)
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{
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global $lang;
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$html_entities_match = array("#<#", "#>#");
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$html_entities_replace = array("<", ">");
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$code_start_html = '<table width="85%" border="0" align="center"><tr><td><font size="-1">' . $lang['Code'] . '</font><hr /></td></tr><tr><td><font size="-1"><pre>';
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$code_end_html = '</pre></font></td></tr><tr><td><hr /></td></tr></table>';
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$code_start_html = $bbcode_tpl['code_open'];
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$code_end_html = $bbcode_tpl['code_close'];
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// First, do all the 1st-level matches. These need an htmlspecialchars() run,
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// so they have to be handled differently.
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