public function fetchHistoryComparison($nodeid, $oldpost, $newpost)
{
if (!$this->canViewPostHistory($nodeid)) {
throw new Exception('no_permission');
}
$_posthistory = vB::getDbAssertor()->getRows('vBForum:postedithistory', array(vB_dB_Query::TYPE_KEY => vB_dB_Query::QUERY_SELECT, vB_dB_Query::CONDITIONS_KEY => array('nodeid' => $nodeid, 'postedithistoryid' => array($oldpost, $newpost)), vB_dB_Query::COLUMNS_KEY => array('postedithistoryid', 'reason', 'dateline', 'username', 'original', 'pagetext')), array('field' => 'postedithistoryid', 'direction' => vB_dB_Query::SORT_ASC));
if (!$_posthistory) {
throw new Exception('no_permission');
}
$posthistory = array();
$key = 1;
foreach ($_posthistory as $info) {
$posthistory['post' . $key] = $info;
$key++;
}
require_once DIR . '/includes/class_diff.php';
if ($posthistory['post2']) {
$textdiff_obj = new vB_Text_Diff($posthistory['post1']['pagetext'], $posthistory['post2']['pagetext']);
} else {
$textdiff_obj = new vB_Text_Diff($posthistory['post1']['pagetext'], $posthistory['post1']['pagetext']);
}
$results = array();
$diff = $textdiff_obj->fetch_diff();
foreach ($diff as $diffrow) {
$compare_show = array();
if ($diffrow->old_class == 'unchanged' and $diffrow->new_class == 'unchanged') {
// no change
$results[] = array('unchanged_olddata' => vB_String::fetchWordWrappedString(nl2br(vB_String::htmlSpecialCharsUni(implode("\n", $diffrow->fetch_data_old())))));
} else {
// something has changed
$results[] = array('changed_olddata' => vB_String::fetchWordWrappedString(nl2br(vB_String::htmlSpecialCharsUni(implode("\n", $diffrow->fetch_data_old())))), 'changed_newdata' => vB_String::fetchWordWrappedString(nl2br(vB_String::htmlSpecialCharsUni(implode("\n", $diffrow->fetch_data_new())))));
}
}
return $results;
}
{
list($left_id, $left_type) = explode('|', $vbulletin->GPC['left_template']);
list($right_id, $right_type) = explode('|', $vbulletin->GPC['right_template']);
$left_template = fetch_template_current_historical($left_id, $left_type);
$right_template = fetch_template_current_historical($right_id, $right_type);
}
if (!$left_template OR !$right_template)
{
exit;
}
require_once(DIR . '/includes/class_diff.php');
$diff = new vB_Text_Diff($left_template['templatetext'], $right_template['templatetext']);
$entries =& $diff->fetch_diff();
docompare_print_control_form($inline, $wrap, $context_lines);
print_table_start(true, '90%', '', '', true);
print_table_header(construct_phrase($vbphrase['comparing_versions_of_x'], htmlspecialchars_uni($left_template['title'])), 4);
if (!$inline)
{
// side by side
print_cells_row(array(
$vbphrase['old_version'],
$vbphrase['new_version']
$history['reason'] = fetch_word_wrapped_string($history['reason']);
($hook = vBulletinHook::fetch_hook('posthistory_history_bits')) ? eval($hook) : false;
eval('$historybits .= "' . fetch_template('posthistory_listbit') . '";');
}
// we do compare when we have two selected version from the database
$form_do = 'compare';
$button_text = $vbphrase['compare_versions'];
$show['comparetable'] = false;
if ($_REQUEST['do'] == 'compare') {
$show['comparetable'] = true;
$show['titlecompare'] = false;
$comparebits = '';
if ($compare['oldver'] and $compare['newver']) {
// make the diff
require_once DIR . '/includes/class_diff.php';
$textdiff_obj = new vB_Text_Diff($compare['oldver']['pagetext'], $compare['newver']['pagetext']);
$diff = $textdiff_obj->fetch_diff();
($hook = vBulletinHook::fetch_hook('posthistory_compare')) ? eval($hook) : false;
foreach ($diff as $diffrow) {
$compare_show = array();
if ($diffrow->old_class == 'unchanged' and $diffrow->new_class == 'unchanged') {
// no change
$compare_show['olddata'] = fetch_word_wrapped_string(nl2br(htmlspecialchars_uni(implode("\n", $diffrow->fetch_data_old()))));
$compare_show['template'] = 'posthistory_content_not_changed';
} else {
// something has changed
$compare_show['olddata'] = fetch_word_wrapped_string(nl2br(htmlspecialchars_uni(implode("\n", $diffrow->fetch_data_old()))));
$compare_show['newdata'] = fetch_word_wrapped_string(nl2br(htmlspecialchars_uni(implode("\n", $diffrow->fetch_data_new()))));
$compare_show['template'] = 'posthistory_content_changed';
}
($hook = vBulletinHook::fetch_hook('posthistory_comparebit')) ? eval($hook) : false;
public function fetch_origin_custom_diff()
{
$diff = new vB_Text_Diff($this->origin, $this->custom, $this->output_progress);
return $diff->fetch_annotated_lines();
}
