Load restore account dropdown from remote backups via AJAX

The WHM restore page now populates the account dropdown dynamically
from the selected remote, making terminated/removed accounts visible
and restorable. Accounts not on the local server show "(terminated)".

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

bin/gniza

@@ -702,6 +702,22 @@ cmd_list() {
     validate_config || die "Invalid configuration"
     init_logging
 
+    # list accounts subcommand
+    if [[ "${1:-}" == "accounts" ]]; then
+        shift
+        local remote_flag=""
+        remote_flag=$(get_opt remote "$@" 2>/dev/null) || true
+        [[ -z "$remote_flag" ]] && die "Usage: gniza list accounts --remote=NAME"
+        local remotes; remotes=$(get_target_remotes "$remote_flag") || die "Invalid remote"
+        local rname; rname=$(head -1 <<< "$remotes")
+        _save_remote_globals
+        load_remote "$rname" || die "Failed to load remote: $rname"
+        _test_connection || die "Connection failed to remote: $rname"
+        list_remote_accounts
+        _restore_remote_globals
+        return 0
+    fi
+
     local single_account=""
     single_account=$(get_opt account "$@" 2>/dev/null) || true
 

whm/gniza-whm/lib/GnizaWHM/Runner.pm

@@ -39,6 +39,7 @@ my @ALLOWED = (
     { cmd => 'restore', subcmd => 'list-ssl',        args => [qr/^[a-z][a-z0-9_-]*$/] },
     # list
     { cmd => 'list',    subcmd => undef,             args => [] },
+    { cmd => 'list',    subcmd => 'accounts',        args => [] },
 );
 
 # Named option patterns (--key=value).

whm/gniza-whm/restore.cgi

@@ -31,6 +31,7 @@ my %TYPE_LABELS = (
 my %SIMPLE_TYPES = map { $_ => 1 } qw(account cron cpconfig);
 
 if    ($step eq 'fetch_options') { handle_fetch_options() }
+elsif ($step eq 'fetch_accounts') { handle_fetch_accounts() }
 elsif ($step eq '2') { handle_step2() }
 elsif ($step eq '3') { handle_step3() }
 elsif ($step eq '4') { handle_step4() }
@@ -106,6 +107,48 @@ sub handle_fetch_options {
     print qq({"options":[$json_arr]});
 }
 
+# ── JSON endpoint: fetch accounts from remote ──────────────────
+
+sub handle_fetch_accounts {
+    my $remote = $form->{'remote'} // '';
+
+    print "Content-Type: application/json\r\n\r\n";
+
+    if ($remote eq '') {
+        print qq({"error":"Remote is required"});
+        return;
+    }
+
+    my ($ok, $stdout, $stderr) = GnizaWHM::Runner::run(
+        'list', 'accounts', [], { remote => $remote }
+    );
+
+    unless ($ok) {
+        my $msg = $stderr // 'Failed to list accounts';
+        $msg =~ s/\\/\\\\/g;
+        $msg =~ s/"/\\"/g;
+        $msg =~ s/\n/\\n/g;
+        $msg =~ s/\r/\\r/g;
+        print qq({"error":"$msg"});
+        return;
+    }
+
+    # Get local cPanel accounts for terminated detection
+    my %local_accounts = map { $_ => 1 } GnizaWHM::UI::get_cpanel_accounts();
+
+    my @accounts;
+    for my $line (split /\n/, $stdout) {
+        $line =~ s/^\s+|\s+$//g;
+        next unless $line =~ /^[a-z][a-z0-9_-]*$/;
+        my $terminated = $local_accounts{$line} ? 0 : 1;
+        $line =~ s/\\/\\\\/g;
+        $line =~ s/"/\\"/g;
+        push @accounts, qq({"name":"$line","terminated":$terminated});
+    }
+
+    print '{"accounts":[' . join(',', @accounts) . ']}';
+}
+
 # ── Step 1: Select Account + Remote ─────────────────────────
 
 sub handle_step1 {
@@ -125,7 +168,7 @@ sub handle_step1 {
         return;
     }
 
-    print qq{<form method="GET" action="restore.cgi">\n};
+    print qq{<form method="GET" action="restore.cgi" id="gnizaStep1Form">\n};
     print qq{<input type="hidden" name="restore_step" value="2">\n};
 
     print qq{<div class="card bg-white shadow-sm border border-base-300 mb-6">\n<div class="card-body">\n};
@@ -134,7 +177,10 @@ sub handle_step1 {
     # Remote dropdown
     print qq{<div class="flex items-center gap-3 mb-2.5">\n};
     print qq{  <label class="w-44 font-medium text-sm" for="remote">Remote</label>\n};
-    print qq{  <select class="select select-bordered select-sm w-full max-w-xs" id="remote" name="remote" required>\n};
+    print qq{  <select class="select select-bordered select-sm w-full max-w-xs" id="remote" name="remote" required onchange="gnizaLoadAccounts()">\n};
+    if (@remotes > 1) {
+        print qq{    <option value="">-- Select remote --</option>\n};
+    }
     for my $r (@remotes) {
         my $esc = GnizaWHM::UI::esc($r);
         print qq{    <option value="$esc">$esc</option>\n};
@@ -142,31 +188,102 @@ sub handle_step1 {
     print qq{  </select>\n};
     print qq{</div>\n};
 
-    # Account input
+    # Account dropdown (populated via AJAX)
-    my @accounts = GnizaWHM::UI::get_cpanel_accounts();
     print qq{<div class="flex items-center gap-3 mb-2.5">\n};
     print qq{  <label class="w-44 font-medium text-sm" for="account">Account</label>\n};
-    if (@accounts) {
+    print qq{  <select class="select select-bordered select-sm w-full max-w-xs" id="account" name="account" required disabled>\n};
-        print qq{  <select class="select select-bordered select-sm w-full max-w-xs" id="account" name="account" required>\n};
+    print qq{    <option value="">-- Select remote first --</option>\n};
-        print qq{    <option value="">-- Select account --</option>\n};
-        for my $a (@accounts) {
-            my $esc = GnizaWHM::UI::esc($a);
-            print qq{    <option value="$esc">$esc</option>\n};
-        }
     print qq{  </select>\n};
-    } else {
+    print qq{  <span class="loading loading-spinner loading-sm" id="gnizaAccountSpinner" style="display:none"></span>\n};
-        print qq{  <input type="text" class="input input-bordered input-sm w-full max-w-xs" id="account" name="account" required placeholder="Username">\n};
-    }
     print qq{</div>\n};
 
     print qq{</div>\n</div>\n};
 
     print qq{<div class="flex items-center gap-2">\n};
-    print qq{  <button type="submit" class="btn btn-primary btn-sm">Load Snapshots</button>\n};
+    print qq{  <button type="submit" class="btn btn-primary btn-sm" id="gnizaSubmitBtn" disabled>Load Snapshots</button>\n};
     print qq{</div>\n};
 
     print qq{</form>\n};
 
+    # JavaScript for dynamic account loading
+    my $single_remote = (@remotes == 1) ? 'true' : 'false';
+    print <<'JSEOF';
+<script>
+function gnizaLoadAccounts() {
+    var sel = document.getElementById('remote');
+    var remote = sel.value;
+    var acctSel = document.getElementById('account');
+    var spinner = document.getElementById('gnizaAccountSpinner');
+    var submitBtn = document.getElementById('gnizaSubmitBtn');
+
+    if (!remote) {
+        acctSel.innerHTML = '<option value="">-- Select remote first --</option>';
+        acctSel.disabled = true;
+        submitBtn.disabled = true;
+        return;
+    }
+
+    acctSel.innerHTML = '<option value="">Loading...</option>';
+    acctSel.disabled = true;
+    submitBtn.disabled = true;
+    spinner.style.display = '';
+
+    function gnizaSetAcctMsg(msg) {
+        acctSel.innerHTML = '';
+        var opt = document.createElement('option');
+        opt.value = '';
+        opt.textContent = msg;
+        acctSel.appendChild(opt);
+    }
+
+    function gnizaDone() { spinner.style.display = 'none'; }
+
+    var xhr = new XMLHttpRequest();
+    xhr.timeout = 30000;
+    xhr.open('GET', 'restore.cgi?restore_step=fetch_accounts&remote=' + encodeURIComponent(remote));
+    xhr.onload = function() {
+        gnizaDone();
+        if (xhr.status === 200) {
+            try {
+                var data = JSON.parse(xhr.responseText);
+                if (data.error) {
+                    gnizaSetAcctMsg('Error: ' + data.error);
+                    return;
+                }
+                acctSel.innerHTML = '';
+                var placeholder = document.createElement('option');
+                placeholder.value = '';
+                placeholder.textContent = '-- Select account --';
+                acctSel.appendChild(placeholder);
+                for (var i = 0; i < data.accounts.length; i++) {
+                    var a = data.accounts[i];
+                    var opt = document.createElement('option');
+                    opt.value = a.name;
+                    opt.textContent = a.name + (a.terminated ? ' (terminated)' : '');
+                    acctSel.appendChild(opt);
+                }
+                if (data.accounts.length === 0) {
+                    gnizaSetAcctMsg('No accounts found');
+                } else {
+                    acctSel.disabled = false;
+                    submitBtn.disabled = false;
+                }
+            } catch(e) {
+                gnizaSetAcctMsg('Failed to parse response');
+            }
+        } else {
+            gnizaSetAcctMsg('Request failed');
+        }
+    };
+    xhr.onerror = function() { gnizaDone(); gnizaSetAcctMsg('Connection error'); };
+    xhr.ontimeout = function() { gnizaDone(); gnizaSetAcctMsg('Request timed out'); };
+    xhr.send();
+}
+JSEOF
+
+    print "if ($single_remote) { gnizaLoadAccounts(); }\n";
+    print "</script>\n";
+
     print GnizaWHM::UI::page_footer();
     Whostmgr::HTMLInterface::footer();
 }