function _changed($orig, $closing)
{
wfProfileIn(__METHOD__);
$diff = new WordLevelDiff($orig, $closing);
$del = $diff->orig();
$add = $diff->closing();
# Notice that WordLevelDiff returns HTML-escaped output.
# Hence, we will be calling addedLine/deletedLine without HTML-escaping.
while ($line = array_shift($del)) {
$aline = array_shift($add);
echo '<tr>' . $this->deletedLine($line) . $this->addedLine($aline) . "</tr>\n";
}
foreach ($add as $line) {
# If any leftovers
echo '<tr>' . $this->emptyLine() . $this->addedLine($line) . "</tr>\n";
}
wfProfileOut(__METHOD__);
}
/**
* Compares to revisions of the page
*
* @param int $a_left Nr of first revision
* @param int $a_right Nr of second revision
*/
function compareVersion($a_left, $a_right)
{
// get page objects
include_once "./Services/COPage/classes/class.ilPageObjectFactory.php";
$l_page = ilPageObjectFactory::getInstance($this->getParentType(), $this->getId(), $a_left);
$r_page = ilPageObjectFactory::getInstance($this->getParentType(), $this->getId(), $a_right);
$l_hashes = $l_page->getPageContentsHashes();
$r_hashes = $r_page->getPageContentsHashes();
// determine all deleted and changed page elements
foreach ($l_hashes as $pc_id => $h) {
if (!isset($r_hashes[$pc_id])) {
$l_hashes[$pc_id]["change"] = "Deleted";
} else {
if ($l_hashes[$pc_id]["hash"] != $r_hashes[$pc_id]["hash"]) {
$l_hashes[$pc_id]["change"] = "Modified";
$r_hashes[$pc_id]["change"] = "Modified";
include_once "./Services/COPage/mediawikidiff/class.WordLevelDiff.php";
// if modified element is a paragraph, highlight changes
if ($l_hashes[$pc_id]["content"] != "" && $r_hashes[$pc_id]["content"] != "") {
$new_left = str_replace("\n", "<br />", $l_hashes[$pc_id]["content"]);
$new_right = str_replace("\n", "<br />", $r_hashes[$pc_id]["content"]);
$wldiff = new WordLevelDiff(array($new_left), array($new_right));
$new_left = $wldiff->orig();
$new_right = $wldiff->closing();
$l_page->setParagraphContent($l_hashes[$pc_id]["hier_id"], $new_left[0]);
$r_page->setParagraphContent($l_hashes[$pc_id]["hier_id"], $new_right[0]);
}
}
}
}
// determine all new paragraphs
foreach ($r_hashes as $pc_id => $h) {
if (!isset($l_hashes[$pc_id])) {
$r_hashes[$pc_id]["change"] = "New";
}
}
$l_page->addChangeDivClasses($l_hashes);
$r_page->addChangeDivClasses($r_hashes);
return array("l_page" => $l_page, "r_page" => $r_page, "l_changes" => $l_hashes, "r_changes" => $r_hashes);
}
public function _changed($orig, $closing)
{
$diff = new WordLevelDiff($orig, $closing);
$del = $diff->orig();
$add = $diff->closing();
while ($line = array_shift($del)) {
$aline = array_shift($add);
print '<tr>' . $this->deletedLine($line) . $this->addedLine($aline) . "</tr>\n";
}
$this->_added($add);
# If any leftovers
}
function _changed($orig, $closing)
{
$diff = new WordLevelDiff($orig, $closing);
$del = $diff->orig();
$add = $diff->closing();
// Notice that WordLevelDiff returns HTML-escaped output.
// Hence, we will be calling addedLine/deletedLine without HTML-escaping.
while ($line = array_shift($del)) {
$aline = array_shift($add);
$this->rows[] = array_merge($this->deletedLine($line), isset($aline) ? $this->addedLine($aline) : $this->emptyLine());
}
foreach ($add as $line) {
// If any leftovers
$this->rows[] = array_merge($this->emptyLine(), $this->addedLine($line));
}
}
/**
* Writes the two sets of lines to the output buffer, each enclosed in <tr>.
*
* @param string[] $orig
* @param string[] $closing
*/
protected function changed($orig, $closing)
{
$diff = new WordLevelDiff($orig, $closing);
$del = $diff->orig();
$add = $diff->closing();
# Notice that WordLevelDiff returns HTML-escaped output.
# Hence, we will be calling addedLine/deletedLine without HTML-escaping.
$ndel = count($del);
$nadd = count($add);
$n = max($ndel, $nadd);
for ($i = 0; $i < $n; $i++) {
$delLine = $i < $ndel ? $this->deletedLine($del[$i]) : $this->emptyLine();
$addLine = $i < $nadd ? $this->addedLine($add[$i]) : $this->emptyLine();
$this->writeOutput("<tr>{$delLine}{$addLine}</tr>\n");
}
}
/**
* Writes the two sets of lines to the output buffer, each enclosed in <tr>.
*
* @param string[] $orig
* @param string[] $closing
*/
protected function changed($orig, $closing)
{
$diff = new WordLevelDiff($orig, $closing);
$del = $diff->orig();
$add = $diff->closing();
# Notice that WordLevelDiff returns HTML-escaped output.
# Hence, we will be calling addedLine/deletedLine without HTML-escaping.
$line = array_shift($del);
while ($line) {
$aline = array_shift($add);
$this->writeOutput('<tr>' . $this->deletedLine($line) . $this->addedLine($aline) . "</tr>\n");
$line = array_shift($del);
}
foreach ($add as $line) {
# If any leftovers
$this->writeOutput('<tr>' . $this->emptyLine() . $this->addedLine($line) . "</tr>\n");
}
}
