protected function _changed($orig, $final)
{
/* If we've already split on characters, just display. */
if ($this->_split_level == 'characters') {
return $this->_deleted($orig) . $this->_added($final);
}
/* If we've already split on words, just display. */
if ($this->_split_level == 'words') {
$prefix = '';
while ($orig[0] !== false && $final[0] !== false && substr($orig[0], 0, 1) == ' ' && substr($final[0], 0, 1) == ' ') {
$prefix .= substr($orig[0], 0, 1);
$orig[0] = substr($orig[0], 1);
$final[0] = substr($final[0], 1);
}
return $prefix . $this->_deleted($orig) . $this->_added($final);
}
$text1 = implode("\n", $orig);
$text2 = implode("\n", $final);
/* Non-printing newline marker. */
$nl = "";
if ($this->_split_characters) {
$diff = new Horde_Text_Diff('native', array(preg_split('//', $text1), preg_split('//', $text2)));
} else {
/* We want to split on word boundaries, but we need to preserve
* whitespace as well. Therefore we split on words, but include
* all blocks of whitespace in the wordlist. */
$diff = new Horde_Text_Diff('native', array($this->_splitOnWords($text1, $nl), $this->_splitOnWords($text2, $nl)));
}
/* Get the diff in inline format. */
$renderer = new Horde_Text_Diff_Renderer_inline(array_merge($this->getParams(), array('split_level' => $this->_split_characters ? 'characters' : 'words')));
/* Run the diff and get the output. */
return str_replace($nl, "\n", $renderer->render($diff)) . "\n";
}
$article_edits = $db->fetch_array($edit_query);
}
if ($db->num_rows($query) == 0) {
error($lang->invalid_article);
}
$article = $db->fetch_array($query);
$wiki = $article;
// this is for backwards compatibility
if (isset($article_edits)) {
$article['original'] = $article_edits['revision'];
}
require_once MYBB_ROOT . "inc/3rdparty/diff/Diff.php";
require_once MYBB_ROOT . "inc/3rdparty/diff/Diff/Renderer.php";
require_once MYBB_ROOT . "inc/3rdparty/diff/Diff/Renderer/Inline.php";
$diff = new Horde_Text_Diff('auto', array(array($article['original']), array($article['content'])));
$renderer = new Horde_Text_Diff_Renderer_inline();
$diff_report = $renderer->render($diff);
if ($article['original'] == $article['content']) {
$diff_report = $lang->identical;
}
add_breadcrumb($lang->wiki_revisions, "wiki.php");
add_breadcrumb($article['title'], "wiki.php?action=diff&aid={$aid}");
eval("\$page = \"" . $templates->get("wiki_revision_article") . "\";");
output_page($page);
} elseif ($mybb->input['action'] == 'contributors') {
// Save resources... rather than possibly query the db in get_user, we grab all users, assign them
// to an array,and go through that when we need to. Slightly inefficient for huge numbers of members
// but when a new method comes about I will use that,
$query = $db->write_query(sprintf("SELECT * FROM `%susers`", TABLE_PREFIX));
$users = array();
while ($row = $db->fetch_array($query)) {
