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Completely rebuild paragraph parser.

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The paragraph parser will now encapsulate entire blocks in <p> tags.

#471 - Code tags are fixed. Old posts will need to be regenerated. :(
#458 - Parser improved.

Signed-off-by: 8n-tech <8n-tech@users.noreply.github.com>
This commit is contained in:
8n-tech 2015-04-20 20:44:57 +10:00
parent 2edebbf438
commit d7b511270a
1 changed files with 68 additions and 6 deletions
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74
inc/functions.php
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@ -2076,7 +2076,7 @@ function markup(&$body, $track_cites = false, $op = false) {
if (mysql_version() < 50503)
$body = mb_encode_numericentity($body, array(0x010000, 0xffffff, 0, 0xffffff), 'UTF-8');
foreach ($config['markup'] as $markup) {
if (is_string($markup[1])) {
$body = preg_replace($markup[0], $markup[1], $body);
@ -2273,17 +2273,26 @@ function markup(&$body, $track_cites = false, $op = false) {
}
$tracked_cites = array_unique($tracked_cites, SORT_REGULAR);
//$body = preg_replace("/^\s*&gt;.*$/m", '<span class="quote">$0</span>', $body);
if ($config['strip_superfluous_returns'])
$body = preg_replace('/\s+$/', '', $body);
if ($config['markup_paragraphs']) {
$paragraphs = explode("\n", $body);
$bodyNew = "";
$bodyNew = "";
$tagsOpen = false;
// Matches <a>, <a href="" title="">, but not <img/> and returns a
$matchOpen = "#<([A-Z][A-Z0-9]*)+(?:(?:\s+\w+(?:\s*=\s*(?:\".*?\"|'.*?'|[^'\">\s]+))?)+\s*|\s*)>#i";
// Matches </a> returns a
$matchClose = "#</([A-Z][A-Z0-9]*/?)>#i";
$tagsOpened = array();
$tagsClosed = array();
foreach ($paragraphs as $paragraph) {
// Determine if RTL based on content of line.
if (strlen(trim($paragraph)) > 0) {
$paragraphDirection = is_rtl($paragraph) ? "rtl" : "ltr";
}
@ -2291,6 +2300,8 @@ function markup(&$body, $track_cites = false, $op = false) {
$paragraphDirection = "empty";
}
// Add in a quote class for >quotes.
if (strpos($paragraph, "&gt;")===0) {
$quoteClass = "quote";
}
@ -2298,12 +2309,63 @@ function markup(&$body, $track_cites = false, $op = false) {
$quoteClass = "";
}
$bodyNew .= "<p class=\"body-line {$paragraphDirection} {$quoteClass}\">" . $paragraph . "</p>";
// If tags are closed, start a new line.
if ($tagsOpen === false) {
$bodyNew .= "<p class=\"body-line {$paragraphDirection} {$quoteClass}\">";
}
// If tags are open, add the paragraph to our temporary holder instead.
if ($tagsOpen !== false) {
$tagsOpen .= $paragraph;
// Recheck tags to see if we've formed a complete tag with this latest line.
if (preg_match_all($matchOpen, $tagsOpen, $tagsOpened) === preg_match_all($matchClose, $tagsOpen, $tagsClosed)) {
sort($tagsOpened[1]);
sort($tagsClosed[1]);
// Double-check to make sure these are the same tags.
if (count(array_diff_assoc($tagsOpened[1], $tagsClosed[1])) === 0) {
// Tags are closed! \o/
$bodyNew .= $tagsOpen;
$tagsOpen = false;
}
}
if ($tagsOpen !== false) {
$tagsOpen .= "<br />";
}
}
// If tags are closed, check to see if they are now open.
// This counts the number of open tags (that are not self-closing) against the number of complete tags.
// If they match completely, we are closed.
else if (preg_match_all($matchOpen, $paragraph, $tagsOpened) === preg_match_all($matchClose, $paragraph, $tagsClosed)) {
sort($tagsOpened[1]);
sort($tagsClosed[1]);
// Double-check to make sure these are the same tags.
if (count(array_diff_assoc($tagsOpened[1], $tagsClosed[1])) === 0) {
$bodyNew .= $paragraph;
}
}
else {
// Tags are open!
$tagsOpen = $paragraph;
}
// If tags are open, do not close it.
if (!$tagsOpen) {
$bodyNew .= "</p>";
}
}
if ($tagsOpen !== false) {
$bodyNew .= $tagsOpen;
}
$body = $bodyNew;
}
else {
$body = preg_replace("/^\s*&gt;.*$/m", '<span class="quote">$0</span>', $body);
$body = preg_replace("/\n/", '<br/>', $body);
}