/
pset.php
961 lines (893 loc) · 40.1 KB
/
pset.php
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<?php
// pset.php -- Peteramati problem set page
// HotCRP and Peteramati are Copyright (c) 2006-2021 Eddie Kohler and others
// See LICENSE for open-source distribution terms
require_once("src/initweb.php");
if ($Me->is_empty()) {
$Me->escape();
}
class PsetRequest {
/** @var Conf */
public $conf;
/** @var Contact */
public $viewer;
/** @var Contact */
public $user;
/** @var Pset */
public $pset;
/** @var PsetView */
public $info;
/** @var Qrequest */
public $qreq;
function __construct(Contact $viewer, Qrequest $qreq) {
$this->conf = $viewer->conf;
$this->viewer = $viewer;
$this->qreq = $qreq;
// user
if (isset($qreq->u)) {
$this->user = ContactView::prepare_user($qreq, $viewer);
if (!$this->user) {
$this->conf->redirect_self($qreq, ["u" => null]);
}
} else {
$this->user = $viewer;
}
$this->conf->set_siteinfo("uservalue", $viewer->user_linkpart($this->user));
// pset
$this->pset = ContactView::find_pset_redirect($qreq->pset, $viewer);
// info, commit
$this->info = PsetView::make($this->pset, $this->user, $viewer, $qreq->newcommit ?? $qreq->commit, true);
if ($this->info->repo) {
$this->info->repo->upgrade();
}
if (($qreq->newcommit ?? $qreq->commit) && !$this->info->hash()) {
if ($this->info->repo) {
$this->conf->errorMsg("Commit " . htmlspecialchars($qreq->newcommit ?? $qreq->commit) . " isn’t connected to this repository.");
$this->info->set_grading_or_latest_nontrivial_commit(); // XXX
unset($qreq->newcommit, $qreq->commit);
} else {
$this->conf->errorMsg("No repository has been configured for this pset.");
ContactView::error_exit("404 Not Found", htmlspecialchars($this->pset->title));
}
}
$this->conf->set_active_list(SessionList::find($viewer, $qreq));
// notes version
if ($this->pset->grades_history) {
if (isset($qreq->snv) && ctype_digit($qreq->snv)) {
$this->info->set_user_snv(intval($qreq->snv));
}
if (isset($qreq->oldersnv)) {
$this->info->adjust_user_snv(false);
if ($qreq->is_get() || $qreq->is_head()) {
$this->conf->redirect_self($qreq, ["snv" => $this->info->studentnotesversion(), "oldersnv" => null, "newersnv" => null]);
}
} else if (isset($qreq->newersnv)) {
$this->info->adjust_user_snv(true);
if ($qreq->is_get() || $qreq->is_head()) {
$this->conf->redirect_self($qreq, ["snv" => $this->info->studentnotesversion(), "oldersnv" => null, "newersnv" => null]);
}
}
}
}
static function go(Contact $viewer, Qrequest $qreq) {
$psetreq = new PsetRequest($viewer, $qreq);
$psetreq->handle_requests();
$psetreq->render_page();
}
function handle_setgrader() {
if (isset($this->qreq->grader)
&& $this->qreq->valid_post()
&& $this->info->can_have_grades()
&& $this->viewer->can_set_grader($this->pset, $this->user)) {
$grader = 0;
foreach ($this->conf->pc_members_and_admins() as $pcm) {
if ($pcm->email === $this->qreq->grader)
$grader = $pcm->contactId;
}
if ($grader !== 0 || $this->qreq->grader === "none") {
$this->info->change_grader($grader);
json_exit(["ok" => true, "grader_email" => $this->qreq->grader]);
} else {
json_exit(["ok" => false, "error" => "Invalid grader."]);
}
}
}
function handle_setcommit() {
if (isset($this->qreq->grade)
&& $this->qreq->valid_post()
&& $this->info->can_have_grades()
&& $this->viewer->isPC
&& $this->viewer !== $this->user) {
$this->info->mark_grading_commit();
}
$this->conf->redirect($this->info->hoturl("pset"));
}
function handle_download() {
if (!$this->qreq->valid_post()) {
return;
}
$dl = $this->pset->downloads[$this->qreq->download] ?? null;
if (!$dl
|| ($this->viewer === $this->user
&& (!$dl->visible
|| (is_int($dl->visible) && $dl->visible > Conf::$now)))) {
header("HTTP/1.0 404 Not Found");
exit;
}
$content = @file_get_contents($dl->file);
if ($content === false) {
if (!file_exists($dl->file)) {
header("HTTP/1.0 404 Not Found");
} else if (!is_readable($dl->file)) {
header("HTTP/1.0 403 Forbidden");
} else {
header("HTTP/1.0 500 Internal Server Error");
}
exit;
}
if ($dl->timed) {
$dls = $this->info->user_jnote("downloaded_at") ?? null;
$old_dls = $dls ? $dls->{$dl->key} ?? [] : [];
$old_dls[] = ($this->viewer === $this->user ? [Conf::$now] : [Conf::$now, $this->viewer->contactId]);
$this->info->update_user_notes(["downloaded_at" => [$dl->key => $old_dls]]);
}
session_write_close();
header("Content-Type: " . Mimetype::type_with_charset(Mimetype::content_type($content)));
header("Content-Disposition: attachment; filename=" . mime_quote_string($dl->filename));
header("X-Content-Type-Options: nosniff");
// Etag
header("Content-Length: " . strlen($content));
echo $content;
exit;
}
function handle_tabwidth() {
if (ctype_digit($this->qreq->tab)) {
$tab = intval($this->qreq->tab);
if ($tab >= 1 && $tab <= 16) {
$this->info->update_commit_notes(["tabwidth" => $tab === 4 ? null : $tab]);
}
} else if ($this->qreq->tab === "" || $this->qreq->tab === "none") {
$this->info->update_commit_notes(["tabwidth" => null]);
}
}
function handle_wdiff() {
$wdiff = friendly_boolean($this->qreq->wdiff);
$this->info->update_commit_notes(["wdiff" => $wdiff ? true : null]);
}
function handle_saverunsettings() {
if ($this->qreq->valid_post()
&& $this->viewer->isPC
&& $this->viewer !== $this->user) {
$rs = $this->qreq->get_a("runsettings");
$rs = empty($rs) ? null : new JsonReplacement($rs);
$this->info->update_commit_notes(["runsettings" => $rs]);
if ($this->qreq->ajax) {
json_exit(["ok" => true, "runsettings" => $rs]);
}
}
}
function handle_pinsnv() {
if ($this->qreq->valid_post()
&& $this->viewer->isPC
&& $this->viewer !== $this->user
&& $this->pset->gitless) {
$this->info->pin_snv();
$this->conf->redirect($this->info->hoturl("pset"));
}
}
/** @param array|CsvRow $values
* @param bool $isauto
* @return ?string */
function handle_upload_row(PsetView $info, $values, $isauto) {
if ($info->is_handout_commit()) {
return "this is a handout commit";
}
$grades = [];
foreach ($this->pset->grades() as $ge) {
if (isset($values[$ge->key])) {
$v = $ge->parse_value($values[$ge->key], !$isauto);
if (!($v instanceof GradeError)) {
if ($v === false && $isauto) {
$v = null;
}
$grades[$ge->key] = $v;
}
}
}
$updates = [($isauto ? "autogrades" : "grades") => $grades];
if (isset($values["timestamp"]) && is_numeric($values["timestamp"])) {
$timestamp = intval($values["timestamp"]);
if ($timestamp >= 1400000000) {
$updates["timestamp"] = $timestamp;
} else if ($timestamp <= 0) {
$updates["timestamp"] = null;
}
}
if (!empty($updates)) {
$info->update_grade_notes($updates);
}
return null;
}
/** @param string $text
* @param string $fname
* @return bool */
function handle_upload_file($text, $fname) {
assert($this->pset->gitless_grades);
$csv = new CsvParser($text);
$csv->set_header($csv->next_list());
$errors = [];
while (($line = $csv->next_row())) {
if (($who = $line["email"]) && $who !== "-") {
$user = $this->conf->user_by_email($who);
} else if (($who = $line["github_username"]) && $who !== "-") {
$user = $this->conf->user_by_whatever($who, Conf::USERNAME_GITHUB);
} else if (($who = $line["huid"]) && $who !== "-") {
$user = $this->conf->user_by_whatever($who, Conf::USERNAME_HUID);
} else if (($who = $line["username"]) && $who !== "-") {
$user = $this->conf->user_by_whatever($who, Conf::USERNAME_USERNAME);
} else if (($who = $line["name"])) {
list($first, $last) = Text::split_name($who);
$user = $this->conf->user_by_query("firstName like '?s%' and lastName=?", [$first, $last]);
if ($user
&& $user->firstName != $first
&& !str_starts_with($user->firstName, "$first ")) {
$user = null;
}
} else {
continue;
}
if ($user) {
$info = PsetView::make($this->pset, $user, $this->viewer);
$error = $this->handle_upload_row($info, $line, true);
if (is_string($error)) {
$errors[] = htmlspecialchars($fname) . ":" . $csv->lineno() . ": no grades set; $error";
}
} else {
$errors[] = htmlspecialchars($fname) . ":" . $csv->lineno() . ": unknown user " . htmlspecialchars($who);
}
}
if (empty($errors)) {
return true;
} else {
$this->conf->errorMsg(join("<br />\n", $errors));
return false;
}
}
function handle_uploadgrades() {
if ($this->qreq->valid_post()
&& $this->viewer->isPC
&& file_uploaded($_FILES["file"])) {
$text = file_get_contents($_FILES["file"]["tmp_name"]);
if ($text === false) {
$this->conf->errorMsg("Internal error: cannot read uploaded file.");
} else if ($this->handle_upload_file($text, $_FILES["file"]["name"])) {
$this->conf->redirect_self($this->qreq);
}
}
}
function handle_requests() {
if (isset($this->qreq->setgrader)) {
$this->handle_setgrader();
}
if (isset($this->qreq->setcommit)) {
$this->handle_setcommit();
}
if ($this->qreq->set_partner) {
ContactView::set_partner_action($this->user, $this->viewer, $this->qreq);
}
if ($this->qreq->download) {
$this->handle_download();
}
if (isset($this->qreq->uploadgrades)) {
$this->handle_uploadgrades();
}
if (isset($this->qreq->tab)) {
$this->handle_tabwidth();
}
if (isset($this->qreq->wdiff)) {
$this->handle_wdiff();
}
if (isset($this->qreq->saverunsettings)) {
$this->handle_saverunsettings();
}
if ($this->qreq->pinsnv) {
$this->handle_pinsnv();
}
}
/** @param string $where
* @param bool $isprev
* @return string */
private function session_list_link($where, $isprev) {
$x = [];
if (preg_match('/\A~(.*?)\/pset\/(.*?)(\/[0-9a-f]+|)\z/', $where, $m)) {
$p = $this->conf->pset_by_key($m[2]) ?? $this->pset;
$t = htmlspecialchars(urldecode($m[1])) . " @" . htmlspecialchars($p->title);
$x = ["pset" => $p->urlkey, "u" => urldecode($m[1])];
if ($m[3] !== "") {
$t .= substr($m[3], 0, 8);
$x["commit"] = substr($m[3], 1);
}
} else if ($where[0] === "~" && strpos($where, "/") === false) {
$where = urldecode(substr($where, 1));
$t = htmlspecialchars($where);
$x = ["pset" => $this->pset->urlkey, "u" => $where];
} else {
return "";
}
return '<a href="' . $this->conf->hoturl("pset", $x) . '" class="track">'
. ($isprev ? "« " : "") . $t . ($isprev ? "" : " »") . '</a>';
}
private function echo_session_list_links() {
if (($sl = $this->conf->active_list())) {
echo '<div class="pa-list-links">';
if ($sl->prev ?? null) {
echo $this->session_list_link($sl->prev, true);
}
if (($sl->prev ?? null) && ($sl->next ?? null)) {
echo ' · ';
}
if ($sl->next ?? null) {
echo $this->session_list_link($sl->next, false);
}
echo '</div>';
}
}
private function echo_pset_info() {
if ($this->pset->gitless_grades && $this->info->can_edit_scores()) {
echo '<div class="float-right ml-4"><button type="button" class="ui js-pset-upload-grades">upload</button></div>';
}
if ($this->pset->grades_history
&& !$this->info->is_handout_commit()) {
$b = [];
$snv = $this->info->studentnotesversion();
$nv = $this->info->notesversion();
if ($snv > 1) {
$b[] = Ht::link("←", $this->info->hoturl("pset", ["oldersnv" => 1]), ["class" => "btn need-tooltip", "aria-label" => "Older answers"]);
}
if ($snv !== $this->info->pinsnv()
&& $this->info->pc_view) {
$b[] = Ht::button("Ⓖ", ["type" => "submit", "formmethod" => "post", "formaction" => $this->info->hoturl("=pset", ["pinsnv" => 1]), "class" => "btn need-tooltip", "aria-label" => "Mark these answers for grading"]);
}
if ($snv < $nv) {
$b[] = Ht::link("→", $this->info->hoturl("pset", ["newersnv" => 1]), ["class" => "btn need-tooltip", "aria-label" => "Newer answers"]);
}
if (!empty($b)) {
echo '<form class="float-right ml-4"><div class="btnbox">',
join("", $b), '</div></form>';
}
}
echo '<h2 class="pset-title">', htmlspecialchars($this->pset->title), "</h2>";
ContactView::echo_partner_group($this->info);
ContactView::echo_repo_group($this->info, $this->info->can_edit_grade());
ContactView::echo_downloads_group($this->info);
if ($this->pset->gitless_grades && $this->info->can_edit_scores()) {
echo '<div id="upload" class="hidden"><hr/>',
Ht::form($this->info->hoturl("=pset", ["uploadgrades" => 1])),
'<div class="f-contain">',
'<input type="file" name="file">',
Ht::submit("Upload"),
'</div></form></div>';
}
}
private function echo_grade_cdf() {
if (!$this->info->can_view_grade_statistics()) {
return;
}
echo '<div id="pa-grade-statistics" class="pa-grgraph pa-grade-statistics hidden';
if (!$this->info->user_can_view_grade_statistics()) {
echo ' pa-grp-hidden';
}
echo '" data-pa-pset="', $this->pset->urlkey;
if (is_string($this->qreq->gg)) {
echo '" data-pa-gg-type="', htmlspecialchars($this->qreq->gg);
}
echo '"><button type="button" class="qo ui js-grgraph-flip prev">←</button>';
echo '<button type="button" class="qo ui js-grgraph-flip next">→</button>';
echo '<h4 class="title pa-grgraph-type"></h4>';
if ($this->info->can_view_grade_statistics_graph()) {
echo '<div class="pa-plot" style="width:350px;height:200px"></div>';
}
echo '<div class="statistics"></div></div>';
Ht::stash_script("\$(\"#pa-grade-statistics\").each(\$pa.grgraph)");
}
private function echo_grader() {
if (!$this->info->is_grading_commit()
|| !$this->viewer->can_view_grader($this->pset, $this->user)) {
return;
}
$gradercid = $this->info->gradercid();
$pcm = $this->conf->pc_members_and_admins();
$gpc = $pcm[$gradercid] ?? null;
$value_post = "";
if ($this->viewer->can_set_grader($this->pset, $this->user)) {
$sel = [];
if (!$gpc) {
$sel["none"] = "(None)";
$sel[] = null;
}
foreach ($this->conf->pc_members_and_admins() as $pcm) {
$sel[$pcm->email] = Text::name_html($pcm);
}
// if no current grader, highlight previous grader
if (!$gpc && ($pred_pset = $this->pset->predecessor())) {
$xinfo = PsetView::make($pred_pset, $this->user, $this->viewer);
if (($xcid = $xinfo->gradercid())
&& ($pcm = ($this->conf->pc_members_and_admins())[$xcid] ?? null)) {
$sel[$pcm->email] .= " [✱" . htmlspecialchars($pred_pset->title) . "]";
}
}
$value = Ht::form($this->info->hoturl("=pset", ["setgrader" => 1]))
. "<div>" . Ht::select("grader", $sel, $gpc ? $gpc->email : "none", ["class" => "uich js-pset-setgrader"]);
$value_post = "<span class=\"ajaxsave61\"></span></div></form>";
} else {
if (isset($pcm[$gradercid])) {
$value = Text::name_html($pcm[$gradercid]);
} else {
$value = "???";
}
}
if ($this->viewer->privChair) {
$value .= " " . become_user_link($gpc);
}
ContactView::echo_group("grader", $value . $value_post);
}
private function echo_all_grades() {
$info = $this->info;
if ($info->is_handout_commit()) {
return;
}
$has_grades = $info->can_view_nonempty_grade();
if ($has_grades || $info->can_edit_grade()) {
if ($this->pset->grade_script && $info->can_edit_grade()) {
foreach ($this->pset->grade_script as $gs) {
Ht::stash_html($this->conf->make_script_file($gs));
}
}
echo '<div class="pa-gradelist is-main want-pa-landmark-links',
$info->can_edit_scores() ? " has-editable-scores" : "",
'"></div>';
Ht::stash_script('$pa.gradesheet_store($(".pa-psetinfo")[0],' . json_encode_browser($info->grade_json()) . ');');
if ($this->pset->has_grade_landmark) {
Ht::stash_script('$(function(){$(".pa-psetinfo").each($pa.loadgrades)})');
}
echo Ht::unstash();
}
$lhd = $info->late_hours_data();
if ($lhd && $info->can_view_some_grade() && !$info->can_edit_scores()) {
if (($has_grades
&& $info->can_view_nonempty_score())
|| (isset($lhd->hours)
&& $lhd->hours > 0
&& !$this->pset->obscure_late_hours)) {
echo '<div class="pa-grade pa-p" data-pa-grade="late_hours">',
'<label class="pa-pt" for="late_hours">late hours</label>',
'<div class="pa-pv pa-gradevalue" id="late_hours">', $lhd->hours ?? 0, '</div>',
'</div>';
}
} else if ($info->can_edit_scores() && $this->pset->late_hours_entry()) {
echo '<div class="pa-grade pa-p e" data-pa-grade="late_hours">',
'<label class="pa-pt" for="late_hours">late hours</label>',
'<form class="ui-submit pa-pv"><span class="pa-gradewidth">',
Ht::entry("late_hours", $lhd && isset($lhd->hours) ? $lhd->hours : "",
["class" => "uich pa-gradevalue pa-gradewidth", "id" => "late_hours"]),
'</span> <span class="pa-gradedesc"></span>';
if ($lhd && isset($lhd->autohours) && $lhd->hours !== $lhd->autohours) {
echo '<span class="pa-gradediffers">auto-late hours is ', $lhd->autohours, '</span>';
}
echo '</form></div>';
}
}
private function echo_commit() {
$conf = $this->conf;
$pset = $this->pset;
$Notes = $this->info->commit_jnotes();
$TABWIDTH = $Notes->tabwidth ?? $pset->baseline_diffconfig(".*")->tabwidth ?? 4;
$WDIFF = $Notes->wdiff ?? false;
$this->info->update_placeholder(null);
// current commit and commit selector
$rc = $this->info->recent_commits();
if (($k = $this->info->commit())) {
$rc[$k->hash] = $k;
}
$sel = $bhashes = [];
$curhead = $grouphead = null;
foreach ($rc as $k) {
// visually separate older heads
if ($curhead !== null
&& $curhead !== $k->fromhead
&& !$pset->is_handout($k)) {
if (!$grouphead) {
$sel["from.{$k->fromhead}"] = (object) [
"type" => "optgroup", "label" => "Other snapshots"
];
} else {
$sel["from.{$k->fromhead}"] = null;
}
$curhead = $grouphead = $k->fromhead;
}
$curhead = $k->fromhead;
// actual option
$x = UnicodeHelper::utf8_prefix($k->subject, 72);
if (strlen($x) !== strlen($k->subject)) {
$x .= "...";
}
$t = date("Y-m-d H:i", $k->commitat);
$sel[$k->hash] = substr($k->hash, 0, 7) . " [{$t}] " . htmlspecialchars($x);
$bhashes[] = hex2bin($k->hash);
}
$notesflag = HASNOTES_ANY;
if (!$this->info->pc_view && !$this->info->can_view_any_grade()) {
$notesflag = HASNOTES_COMMENT;
}
$result = $this->conf->qe("select bhash, haslinenotes, hasflags, hasactiveflags
from CommitNotes where pset=? and bhash?a and (haslinenotes or hasflags)",
$pset->psetid, $bhashes);
while (($row = $result->fetch_row())) {
$hex = bin2hex($row[0]);
$f = "";
if (((int) $row[1]) & $notesflag) {
$f .= "♪";
}
if ($row[3]) {
$f .= "⚑";
} else if ($row[2]) {
$f .= "⚐";
}
if ($f !== "") {
$sel[bin2hex($row[0])] .= " $f";
}
}
Dbl::free($result);
if (!empty($sel)
&& ($h = $this->info->grading_hash())
&& isset($sel[$h])) {
$sel[$h] = preg_replace('/\A(.*?)(?: |)((?:|♪)(?:|⚑|⚐))\z/', '$1 ✱$2', $sel[$h]);
}
assert(isset($sel[$this->info->hash()]));
if ($this->info->is_grading_commit()) {
$key = "grading commit";
} else {
$key = "this commit";
}
$value = Ht::select("newcommit", $sel, $this->info->commit_hash(), ["class" => "uich js-pset-setcommit pa-commit-selector"]);
if ($this->info->pc_view) {
$x = $this->info->is_grading_commit() ? "" : "font-weight:bold";
$value .= " " . Ht::submit("grade", "Grade", array("style" => $x));
}
// view options
$fold_viewoptions = !isset($this->qreq->tab) && !isset($this->qreq->wdiff);
$value .= '<div class="pa-viewoptions">'
. '<button type="button" class="q ui js-pset-viewoptions">'
. '<span class="foldarrow">'
. ($fold_viewoptions ? '▶' : '▼')
. '</span> options</button><span style="padding-left:1em"'
. ($fold_viewoptions ? ' class="hidden"' : '') . '>tab width:';
foreach ([2, 4, 8] as $i) {
$value .= ' <a href="' . $this->conf->selfurl($this->qreq, ["tab" => $i]) . '"'
. ($TABWIDTH == $i ? " class=\"q\"><strong>$i</strong>" : '>' . $i)
. '</a>';
}
$value .= '<span style="padding-left:1em">wdiff:';
foreach (["no", "yes"] as $i => $t) {
$value .= ' <a href="' . $this->conf->selfurl($this->qreq, ["wdiff" => $i]) . '"'
. (!$WDIFF == !$i ? " class=\"q\"><strong>$t</strong>" : '>' . $t)
. '</a>';
}
$value .= '</span></span></div>';
// warnings
$remarks = [];
if (!$pset->gitless_grades) {
$gc = $this->info->grading_commit();
if ($this->info->pc_view && !$gc) {
$remarks[] = [true, "No commit has been marked for grading."];
} else if ($gc && $gc->hash !== $this->info->commit_hash()) {
$tc = $this->info->commit();
$args = $tc->commitat > $gc->commitat
? ["commit" => $gc->hash, "commit1" => $tc->hash]
: ["commit" => $tc->hash, "commit1" => $gc->hash];
$remarks[] = [true, "This is not "
. "<a class=\"qh\" href=\"" . $this->info->hoturl("pset", ["commit" => $gc->hash])
. "\">the commit currently marked for grading</a>"
. " <span class=\"n\">(<a class=\"qh\" href=\"" . $this->info->hoturl("diff", $args)
. "\">see diff</a>)</span>."
];
}
}
if (!$this->info->is_lateish_commit()) {
$remarks[] = [true, "This is not "
. "<a class=\"qh\" href=\"" . $this->info->hoturl("pset", ["commit" => $this->info->latest_hash()]) . "\">the latest commit</a>"
. " <span class=\"n\">(<a class=\"qh\" href=\"" . $this->info->hoturl("diff", ["commit1" => $this->info->latest_hash()]) . "\">see diff</a>)</span>."];
}
$lhd = $this->info->late_hours_data();
if ($lhd
&& isset($lhd->hours)
&& $lhd->hours > 0
&& ($this->info->viewer->isPC || !$pset->obscure_late_hours)) {
$extra = [];
if (isset($lhd->timestamp)) {
$extra[] = "commit at " . $this->conf->unparse_time($lhd->timestamp);
}
if (isset($lhd->deadline)) {
$extra[] = "deadline " . $this->conf->unparse_time($lhd->deadline);
}
$extra = count($extra) ? ' <span style="font-weight:normal">(' . join(", ", $extra) . ')</span>' : "";
$remarks[] = [!$pset->obscure_late_hours, "This commit uses " . plural($lhd->hours, "late hour") . $extra . "."];
}
if (($this->info->is_lateish_commit() || $this->viewer->isPC)
&& $pset->handout_repo_url) {
$last_handout = $pset->latest_handout_commit();
$last_myhandout = $last_handout ? $this->info->derived_handout_hash() : null;
if ($last_handout
&& $last_myhandout
&& $last_handout->hash == $last_myhandout) {
/* this is ideal: they have the latest handout commit */
} else if ($last_handout && $last_myhandout) {
$need_handout_hash = $pset->handout_warn_hash ? : $pset->handout_hash;
if ($need_handout_hash
&& ($hcf = $pset->handout_commits_from($need_handout_hash))
&& isset($hcf[$last_myhandout])) {
// also fine
} else {
// they don't have the latest updates
$cmd = "git pull handout";
if ($pset->handout_hash) {
$cmd .= " " . htmlspecialchars($pset->handout_hash);
} else {
$cmd .= " " . htmlspecialchars($pset->handout_branch);
}
$remarks[] = [true, "Updates are available for this problem set <span style=\"font-weight:normal\">(<a href=\"" . $this->info->hoturl("diff", array("commit" => $last_myhandout, "commit1" => $need_handout_hash ? : $last_handout->hash)) . "\">see diff</a>)</span>. Run <code>" . $cmd . "</code> to merge these updates."];
}
} else if ($last_handout && $pset->handout_warn_merge !== false) {
$remarks[] = [true, "Please create your repository by cloning our repository. Creating your repository from scratch makes it harder for you to get pset updates.<br>This <em>somewhat dangerous</em> command will merge your repository with ours; back up your Git repository before trying it:<br><pre>git pull --allow-unrelated-histories --no-edit -s ours \"" . htmlspecialchars($pset->handout_repo_url) . "\" && git push</pre>"];
} else if (!$last_handout && $this->viewer->isPC) {
$handout_files = $pset->handout_repo()->ls_files($pset->handout_branch);
if (!count($handout_files)) {
$remarks[] = [true, "The handout repository, " . htmlspecialchars($pset->handout_repo_url) . ", contains no files; perhaps handout_repo_url is misconfigured."];
} else {
$remarks[] = [true, "The handout repository, " . htmlspecialchars($pset->handout_repo_url) . ", does not contain problem set code yet."];
}
}
}
$xnotes = [];
if (($c = $this->info->commit())) {
$xnotes[] = "committed " . ago($c->commitat);
}
//$xnotes[] = "fetched " . ago($this->info->repo->snapat);
$xnotes[] = "last checked " . ago($this->info->repo->snapcheckat);
$remarks[] = join(", ", $xnotes);
// actually print
echo Ht::form($this->info->hoturl("=pset", ["commit" => null, "setcommit" => 1]),
["class" => "pa-commitcontainer", "data-pa-pset" => $this->pset->urlkey, "data-pa-checkhash" => $this->info->latest_hash()]),
"<div class=\"f-contain\">";
ContactView::echo_group($key, $value, $remarks);
echo "</div></form>\n";
}
private function echo_runner_buttons() {
$user = $this->user;
$viewer = $this->viewer;
$runnerbuttons = [];
$last_run = false;
foreach ($this->pset->runners as $r) {
if ($viewer->can_view_run($this->pset, $r, $user)) {
if ($viewer->can_run($this->pset, $r, $user)) {
$b = Ht::button(htmlspecialchars($r->title), [
"value" => $r->name,
"class" => "btn ui pa-runner",
"data-pa-run-grade" => isset($r->evaluate_function) ? "true" : null
]);
$runnerbuttons[] = ($last_run ? " " : "") . $b;
$last_run = true;
} else {
$runnerbuttons[] = '<input type="hidden" class="pa-runner" value="' . htmlspecialchars($r->name) . '">';
}
}
}
if (count($runnerbuttons)
&& $viewer->isPC
&& $viewer !== $user
&& $last_run) {
$runnerbuttons[] = " "
. Ht::button("+", ["class" => "btn ui pa-runconfig ui font-weight-bold",
"name" => "define"]);
}
if ((($viewer->isPC && $viewer != $user) || $viewer == $user)
&& !$this->info->is_handout_commit()) {
$runnerbuttons[] = '<div class="g"></div>';
$all_resolved = true;
foreach ($this->info->commit_jnote("flags") ?? [] as $k => $v) {
$resolved = $v->resolved ?? false;
$all_resolved = $all_resolved && $resolved;
$conversation = "";
if ($v->conversation ?? false) {
$conversation = htmlspecialchars((string) $v->conversation[0][2]);
}
if ($resolved && $conversation === "") {
continue;
}
$x = $resolved ? "Resolved" : "<strong>Flagged</strong>";
if ($conversation !== "") {
$x .= " (" . $conversation . ")";
}
if (!$resolved) {
$x .= '<span style="display:inline-block;margin-left:1em">'
. Ht::button("Resolve", ["name" => "resolveflag", "class" => "ui js-pset-flag", "data-flagid" => $k])
. '</span>';
}
$runnerbuttons[] = $x . "<br />";
}
if ($all_resolved) {
$runnerbuttons[] = Ht::button("Flag this commit", ["style" => "font-weight:bold;font-size:100%;background:#ffeeee", "class" => "ui js-pset-flag", "name" => "flag"]);
}
}
if (!empty($runnerbuttons)) {
echo Ht::form($this->info->hoturl("=run")),
'<div class="f-contain">';
ContactView::echo_group("", join("", $runnerbuttons));
echo "</div></form>\n";
if ($viewer->isPC && $viewer != $user) {
echo Ht::form($this->info->hoturl("=pset", ["saverunsettings" => 1, "ajax" => 1])),
'<div class="f-contain"><div id="pa-runsettings"></div></div></form>', "\n";
// XXX always using grading commit's settings?
if (($runsettings = $this->info->commit_jnote("runsettings"))) {
echo '<script>$pa.load_runsettings(', json_encode_browser($runsettings), ')</script>';
}
}
Ht::stash_script("\$('button.pa-runner').prop('disabled',false)");
}
}
/** @param PsetView $info
* @param RunnerConfig $runner */
static function default_runner_display_function($info, $runner) {
$rr = null;
if (!$info->is_handout_commit()
&& ($jobid = $info->latest_recorded_job($runner->name))) {
$rr = $info->run_logger()->job_response($jobid);
}
if (!$rr
&& !$info->viewer->can_run($info->pset, $runner, $info->user)) {
return;
}
echo '<div id="run-', $runner->name, '" class="pa-runout';
if (!$rr || !isset($rr->timestamp)) {
echo ' hidden';
}
echo '"><h3><button type="button" class="qo ui pa-run-show">',
'<span class="foldarrow">▶</span>',
htmlspecialchars($runner->display_title), '</button></h3>',
'<div class="pa-run pa-run-short need-run hidden"',
$runner->div_attributes($info->pset);
if ($rr && isset($rr->timestamp)) {
echo ' data-pa-timestamp="', $rr->timestamp, '"';
}
// XXX following never runs currently (job_response returns null data)
if ($rr && isset($rr->data) && ($pos = strpos($rr->data, "\n\n"))) {
echo ' data-pa-content="', htmlspecialchars(substr($rr->data, $pos + 2)), '"';
}
echo '><pre class="pa-runpre"></pre></div></div>', "\n";
}
private function echo_runner_output() {
$n = 0;
foreach ($this->pset->runners as $runner) {
if ($this->viewer->can_view_run($this->pset, $runner, $this->user)) {
echo $n ? '' : '<div class="pa-runoutlist">';
++$n;
if ($runner->display_function) {
$runner->require && SiteLoader::require_includes($runner->require);
call_user_func($runner->display_function, $this->info, $runner);
} else {
self::default_runner_display_function($this->info, $runner);
}
}
}
echo $n ? '</div>' : '';
}
function render_page() {
// check for new commit
if ($this->info->repo) {
$this->info->repo->refresh(30);
}
// header
if ($this->pset->has_xterm_js) {
$this->conf->add_stylesheet("stylesheets/xterm.css");
$this->conf->add_javascript("scripts/xterm.js");
}
$this->conf->header('<span class="pset-title">' . htmlspecialchars($this->pset->title) . '</span>', "body-pset");
if ($this->viewer->isPC) {
$this->echo_session_list_links();
}
ContactView::echo_heading($this->user, $this->viewer);
// pset
echo "<hr>\n";
$this->echo_pset_info();
// grades
echo "<hr>\n";
echo '<div class="pa-psetinfo" data-pa-pset="', htmlspecialchars($this->pset->urlkey);
if (!$this->pset->gitless && $this->info->hash()) {
echo '" data-pa-repourl="', htmlspecialchars($this->info->repo->url),
'" data-pa-branch="', htmlspecialchars($this->info->branch()),
'" data-pa-commit="', htmlspecialchars($this->info->commit_hash());
}
if (!$this->pset->gitless && $this->pset->directory) {
echo '" data-pa-directory="', htmlspecialchars($this->pset->directory_slash);
}
if ($this->user->extension) {
echo '" data-pa-user-extension="yes';
}
echo '">';
if ($this->pset->gitless) {
$this->echo_grade_cdf();
$this->echo_grader();
$this->echo_all_grades();
} else if ($this->info->repo && !$this->info->can_view_repo_contents()) {
$this->echo_grade_cdf();
ContactView::echo_commit_groups($this->info);
$this->echo_grader();
$this->echo_all_grades();
} else if ($this->info->repo && $this->info->recent_commits()) {
$this->echo_grade_cdf();
$this->echo_commit();
// print runner buttons
$this->echo_runner_buttons();
// print current grader
$this->echo_grader();
// print grade entries
$this->echo_all_grades();
// collect diff and sort line notes
$lnorder = $this->info->visible_line_notes();
if ($this->info->commit()) {
$diff = $this->info->base_diff($this->info->commit(),
$lnorder, ["wdiff" => !!$this->info->commit_jnote("wdiff")]);
} else {
$diff = [];
}
// print line notes
$notelinks = [];
foreach ($lnorder->seq() as $note) {
if (!$note->is_empty()) {
$notelinks[] = $note->render_line_link_html($this->pset);
}
}
if (!empty($notelinks)) {
ContactView::echo_group("notes", join(", ", $notelinks));
}
// print runners
$this->echo_runner_output();
// line notes
if (!empty($diff)) {
echo "<hr>\n";
echo '<div class="pa-diffset">';
$sbflags = 0;
if ($this->info->can_edit_scores() && !$this->pset->has_grade_landmark_range) {
$sbflags |= PsetView::SIDEBAR_GRADELIST | PsetView::SIDEBAR_GRADELIST_LINKS;
}
if (count($diff) > 2) {
$sbflags |= PsetView::SIDEBAR_FILENAV;
}
PsetView::print_sidebar_open($sbflags, $diff);
foreach ($diff as $file => $dinfo) {
$this->info->echo_file_diff($file, $dinfo, $lnorder, ["hide_left" => $this->info->can_edit_scores()]);
}
PsetView::print_sidebar_close($sbflags);
echo '</div>';
}
Ht::stash_script('$(window).on("beforeunload",$pa.beforeunload)');
} else {
if ($this->pset->gitless_grades) {
$this->echo_grade_cdf();
}
ContactView::echo_commit_groups($this->info);
if ($this->pset->gitless_grades) {
$this->echo_grader();
$this->echo_all_grades();
}
}
echo "</div>\n";
if (!$this->pset->gitless) {
Ht::stash_script("\$pa.checklatest(\"{$this->pset->urlkey}\")", "pa_checklatest");
}
echo "<hr class=\"c\">\n";
$this->conf->footer();
}
}
ContactView::set_path_request($Qreq, ["/@", "/@/p", "/@/p/h", "/p", "/p/h", "/p/u/h"], $Conf);
PsetRequest::go($Me, $Qreq);