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Add definition lists to bbcode

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This commit is contained in:
Treer
2016-04-28 23:48:50 +10:00
parent b664af748e
commit 9d079e5d2b
4 changed files with 91 additions and 3 deletions
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48
include/bbcode.php
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@@ -345,6 +345,46 @@ function bb_spoilertag($match) {
return '<div onclick="openClose(\'opendiv-' . $rnd . '\'); return false;" class="fakelink">' . $openclose . '</div><blockquote id="opendiv-' . $rnd . '" style="display: none;">' . $text . '</blockquote>';
}
function bb_definitionList($match) {
// $match[1] is the markup styles for the "terms" in the definition list.
// $match[2] is the content between the [dl]...[/dl] tags
$classes = '';
if (stripos($match[1], "b") !== false) $classes .= 'dl-terms-bold ';
if (stripos($match[1], "i") !== false) $classes .= 'dl-terms-italic ';
if (stripos($match[1], "u") !== false) $classes .= 'dl-terms-underline ';
if (stripos($match[1], "l") !== false) $classes .= 'dl-terms-large ';
if (stripos($match[1], "m") !== false) $classes .= 'dl-terms-monospace ';
if (stripos($match[1], "h") !== false) $classes .= 'dl-horizontal '; // dl-horizontal is already provided by bootstrap
if (strlen($classes) === 0) $classes = "dl-terms-plain";
// The bbcode transformation will be:
// [*=term-text] description-text => </dd> <dt>term-text<dt><dd> description-text
// then after all replacements have been made, the </dd> remaining the start of the
// string can be removed. HTML5 allows the missing end tag.
// Using '(?<!\\\)' to allow backslash-escaped closing braces to appear in the term-text.
$closeDescriptionTag = "</dd>\n";
$listElements = preg_replace(
'/\[\*=([[:print:]]*?)(?<!\\\)\]/ism',
$closeDescriptionTag . '<dt>$1</dt><dd>',
$match[2]
);
// Unescape any \] inside the <dt> tags
$listElements = preg_replace_callback('/<dt>(.*?)<\/dt>/ism', 'bb_definitionList_unescapeBraces', $listElements);
// Remove the extra </dd> at the start of the string, if there is one.
$firstOpenTag = strpos($listElements, '<dd>');
$firstCloseTag = strpos($listElements, $closeDescriptionTag);
if ($firstCloseTag !== false && ($firstOpenTag === false || ($firstCloseTag < $firstOpenTag))) {
$listElements = preg_replace( '/<\/dd>/ism', '', $listElements, 1);
}
return '<dl class="bb-dl ' . rtrim($classes) . '">' . $listElements . '</dl>';;
}
function bb_definitionList_unescapeBraces($match) {
return '<dt>' . str_replace('\]', ']', $match[1]) . '</dt>';
}
/**
* @brief Sanitize style properties from BBCode to HTML.
*
@@ -713,6 +753,7 @@ function bbcode($Text, $preserve_nl = false, $tryoembed = true, $cache = false)
while ((((strpos($Text, "[/list]") !== false) && (strpos($Text, "[list") !== false)) ||
((strpos($Text, "[/ol]") !== false) && (strpos($Text, "[ol]") !== false)) ||
((strpos($Text, "[/ul]") !== false) && (strpos($Text, "[ul]") !== false)) ||
((strpos($Text, "[/dl]") !== false) && (strpos($Text, "[dl") !== false)) ||
((strpos($Text, "[/li]") !== false) && (strpos($Text, "[li]") !== false))) && (++$endlessloop < 20)) {
$Text = preg_replace("/\[list\](.*?)\[\/list\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
$Text = preg_replace("/\[list=\](.*?)\[\/list\]/ism", '<ul class="listnone" style="list-style-type: none;">$1</ul>', $Text);
@@ -724,6 +765,13 @@ function bbcode($Text, $preserve_nl = false, $tryoembed = true, $cache = false)
$Text = preg_replace("/\[ul\](.*?)\[\/ul\]/ism", '<ul class="listbullet" style="list-style-type: circle;">$1</ul>', $Text);
$Text = preg_replace("/\[ol\](.*?)\[\/ol\]/ism", '<ul class="listdecimal" style="list-style-type: decimal;">$1</ul>', $Text);
$Text = preg_replace("/\[li\](.*?)\[\/li\]/ism", '<li>$1</li>', $Text);
// [dl] tags have an optional [dl terms="bi"] form where bold/italic/underline/mono/large
// etc. style may be specified for the "terms" in the definition list. The quotation marks
// are also optional. The regex looks intimidating, but breaks down as:
// "[dl" <optional-whitespace> <optional-termStyles> "]" <matchGroup2> "[/dl]"
// where optional-termStyles are: "terms=" <optional-quote> <matchGroup1> <optional-quote>
$Text = preg_replace_callback('/\[dl[[:space:]]*(?:terms=(?:&quot;|")?([a-zA-Z]+)(?:&quot;|")?)?\](.*?)\[\/dl\]/ism', 'bb_definitionList', $Text);
}
if (strpos($Text,'[th]') !== false) {
$Text = preg_replace("/\[th\](.*?)\[\/th\]/sm", '<th>$1</th>', $Text);