function echo_file_diff($file, DiffInfo $dinfo, LinenotesOrder $lnorder, $open)
{
$fileid = html_id_encode($file);
$tabid = "file61_" . $fileid;
$linenotes = $lnorder->file($file);
echo '<h3><a class="fold61" href="#" onclick="return fold61(', "'#{$tabid}'", ',this)"><span class="foldarrow">', $open ? "▼" : "▶", "</span> ", htmlspecialchars($file), "</a>";
if (!$dinfo->removed) {
$rawfile = $file;
if ($this->repo->truncated_psetdir($this->pset) && str_starts_with($rawfile, $this->pset->directory_slash)) {
$rawfile = substr($rawfile, strlen($this->pset->directory_slash));
}
echo '<a style="display:inline-block;margin-left:2em;font-weight:normal" href="', $this->hoturl("raw", ["file" => $rawfile]), '">[Raw]</a>';
}
echo '</h3>';
echo '<table id="', $tabid, '" class="code61 diff61 filediff61';
if ($this->pc_view) {
echo " live";
}
if (!$this->user_can_see_grades) {
echo " hidegrade61";
}
if (!$open) {
echo '" style="display:none';
}
echo '" data-pa-file="', htmlspecialchars($file), '" data-pa-fileid="', $fileid, "\"><tbody>\n";
if ($this->pc_view) {
Ht::stash_script("jQuery('#{$tabid}').mousedown(linenote61).mouseup(linenote61)");
}
foreach ($dinfo->diff as $l) {
if ($l[0] == "@") {
$x = array(" gx", "difflctx61", "", "", $l[3]);
} else {
if ($l[0] == " ") {
$x = array(" gc", "difflc61", $l[1], $l[2], $l[3]);
} else {
if ($l[0] == "-") {
$x = array(" gd", "difflc61", $l[1], "", $l[3]);
} else {
$x = array(" gi", "difflc61", "", $l[2], $l[3]);
}
}
}
$aln = $x[2] ? "a" . $x[2] : "";
$bln = $x[3] ? "b" . $x[3] : "";
$ak = $bk = "";
if ($linenotes && $aln && isset($linenotes->{$aln})) {
$ak = ' id="L' . $aln . '_' . $fileid . '"';
}
if ($bln) {
$bk = ' id="L' . $bln . '_' . $fileid . '"';
}
if (!$x[2] && !$x[3]) {
$x[2] = $x[3] = "...";
}
echo '<tr class="diffl61', $x[0], '">', '<td class="difflna61"', $ak, '>', $x[2], '</td>', '<td class="difflnb61"', $bk, '>', $x[3], '</td>', '<td class="', $x[1], '">', diff_line_code($x[4]), "</td></tr>\n";
if ($linenotes && $bln && isset($linenotes->{$bln})) {
$this->echo_linenote($file, $bln, $linenotes->{$bln}, $lnorder);
}
if ($linenotes && $aln && isset($linenotes->{$aln})) {
$this->echo_linenote($file, $aln, $linenotes->{$aln}, $lnorder);
}
}
echo "</tbody></table>\n";
}
}
}
}
$aln = $x[2] ? "a" . $x[2] : "";
$bln = $x[3] ? "b" . $x[3] : "";
$ak = $bk = "";
if ($linenotes && $aln && isset($linenotes->{$aln})) {
$ak = ' id="L' . $aln . '_' . $fileid . '"';
}
if ($bln) {
$bk = ' id="L' . $bln . '_' . $fileid . '"';
}
if (!$x[2] && !$x[3]) {
$x[2] = $x[3] = "...";
}
echo '<tr class="diffl61', $x[0], '">', '<td class="difflna61"', $ak, '>', $x[2], '</td>', '<td class="difflnb61"', $bk, '>', $x[3], '</td>', '<td class="', $x[1], '">', diff_line_code($x[4]), "</td></tr>\n";
if ($linenotes && $bln && isset($linenotes->{$bln})) {
echo_linenote_entry_row($file, $bln, $linenotes->{$bln}, true, $lnorder);
}
if ($linenotes && $aln && isset($linenotes->{$aln})) {
echo_linenote_entry_row($file, $aln, $linenotes->{$aln}, true, $lnorder);
}
}
echo "</tbody></table>\n";
}
$Conf->footerScript('jQuery(".diffnoteentry61").autogrow();jQuery(window).on("beforeunload",beforeunload61)');
echo "<table id=\"diff61linenotetemplate\" style=\"display:none\"><tbody>";
echo_linenote_entry_row("", "", array($Info->is_grading_commit(), ""), false, null);
echo "</tbody></table>";
} else {
if ($Pset->gitless_grades) {