boinc/html/user/friend.php

278 lines
8.8 KiB
PHP

<?php
// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// stuff related to "buddy lists"
require_once("../inc/forum_db.inc");
require_once("../inc/profile.inc");
// see if there's already a request,
// and whether the notification record is there
//
function check_pending($user, $destuser) {
$friend = BoincFriend::lookup($user->id, $destuser->id);
if ($friend) {
if ($friend->reciprocated) {
error_page(tra("Already friends"));
}
$notify = BoincNotify::lookup($destuser->id, NOTIFY_FRIEND_REQ, $user->id);
if ($notify) {
page_head(tra("Request pending"));
$t = date_str($friend->create_time);
echo tra("You requested friendship with %1 on %2.", $destuser->name,$t) . "
<p>" .
tra("This request is still pending confirmation.");
page_tail();
exit();
}
BoincFriend::delete($user->id, $destuser->id);
}
}
function check_ignoring($srcuser, $destuser) {
BoincForumPrefs::lookup($destuser);
if (is_ignoring($destuser, $srcuser)) {
error_page(tra("%1 is not accepting friendship requests from you",$destuser->name));
}
}
// user has clicked "add to friends". Ask them if they really mean it.
//
function handle_add($user) {
$destid = get_int('userid');
if ($destid == $user->id) {
error_page(tra("You can't be friends with yourself"));
}
$destuser = BoincUser::lookup_id($destid);
if (!$destuser) error_page(tra("No such user"));
check_pending($user, $destuser);
check_ignoring($user, $destuser);
page_head(tra("Add friend"));
echo "
<form method=post action=friend.php>
<input type=hidden name=userid value=$destid>
<input type=hidden name=action value=add_confirm>" .
tra("You have asked to add %1 as a friend. We will notify %2 and will ask him/her to confirm that you are friends.",
"<b>".$destuser->name."</b>","<b>".$destuser->name."</b>") ."
<p>" .
tra("Add an optional message here:") ."
<br>
<textarea name=message cols=64 rows=4></textarea>
<p>
<input type=submit value=OK>
</form>
";
page_tail();
}
// User really means it. Make DB entry and send notification
//
function handle_add_confirm($user) {
$destid = post_int('userid');
$destuser = BoincUser::lookup_id($destid);
if (!$destuser) error_page(tra("No such user"));
check_pending($user, $destuser);
check_ignoring($user, $destuser);
$msg = post_str('message', true);
if ($msg) $msg = strip_tags(BoincDb::escape_string($msg));
$now = time();
$ret = BoincFriend::replace(
"user_src=$user->id, user_dest=$destid, message='$msg', create_time=$now, reciprocated=0"
);
if (!$ret) {
error_page(tra("Database error"));
}
$now = time();
$type = NOTIFY_FRIEND_REQ;
BoincNotify::replace("userid=$destid, create_time=$now, type=$type, opaque=$user->id");
BoincForumPrefs::lookup($destuser);
if ($destuser->prefs->pm_notification == 1) {
send_friend_request_email($user, $destuser, $msg);
}
page_head(tra("Friend request sent"));
echo tra("We have notified %1 of your request.","<b>".$destuser->name."</b>");
page_tail();
}
// Show destination user the details of request, ask if they accept
//
function handle_query($user) {
$srcid = get_int('userid');
$srcuser = BoincUser::lookup_id($srcid);
if (!$srcuser) error_page(tra("No such user"));
$friend = BoincFriend::lookup($srcid, $user->id);
if (!$friend) error_page(tra("Request not found"));
page_head(tra("Friend request"));
$x = user_links($srcuser, true);
echo tra("%1 has added you as a friend.", $x);
if (strlen($friend->message)) {
echo "<p>".tra("%1 says: %2", $srcuser->name, $friend->message)."</p>";
}
echo "
<p><ul class=\"actionlist\">";
show_actionlist_button("friend.php?action=accept&userid=".$srcid, tra("Accept friendship"), tra("Click accept if %1 is in fact a friend", $srcuser->name));
show_actionlist_button("friend.php?action=ignore&userid=".$srcid, tra("Decline"), tra("Click decline if %1 is not a friend", $srcuser->name));
echo " <p>
";
page_tail();
}
// Here if they accepted
//
function handle_accept($user) {
$srcid = get_int('userid');
$srcuser = BoincUser::lookup_id($srcid);
if (!$srcuser) error_page(tra("No such user"));
$friend = BoincFriend::lookup($srcid, $user->id);
if (!$friend) {
error_page(tra("No request"));
}
$friend->update("reciprocated=1");
// "accept message" not implemented in interface yet
$msg = post_str('message', true);
if ($msg) $msg = strip_tags(BoincDb::escape_string($msg));
$now = time();
$ret = BoincFriend::replace("user_src=$user->id, user_dest=$srcid, message='$msg', create_time=$now, reciprocated=1");
if (!$ret) {
error_page(tra("Database error"));
}
$type = NOTIFY_FRIEND_ACCEPT;
BoincNotify::replace("userid=$srcid, create_time=$now, type=$type, opaque=$user->id");
BoincForumPrefs::lookup($srcuser);
if ($srcuser->prefs->pm_notification == 1) {
send_friend_accept_email($user, $srcuser, $msg);
}
$notify = BoincNotify::lookup($user->id, NOTIFY_FRIEND_REQ, $srcid);
if ($notify) {
$notify->delete();
}
page_head(tra("Friendship confirmed"));
echo tra("Your friendship with %1 has been confirmed.","<b>" . $srcuser->name ."</b>");
page_tail();
}
// Here if they declined
//
function handle_ignore($user) {
$srcid = get_int('userid');
$srcuser = BoincUser::lookup_id($srcid);
if (!$srcuser) error_page("No such user");
$friend = BoincFriend::lookup($srcid, $user->id);
if (!$friend) {
error_page("No request");
}
$notify = BoincNotify::lookup($user->id, NOTIFY_FRIEND_REQ, $srcid);
if ($notify) {
$notify->delete();
}
page_head(tra("Friendship declined"));
echo tra("You have declined friendship with %1","<b>".$srcuser->name."</b>");
page_tail();
}
// Here if initiator clicked on "confirmed" notification.
// Delete notification
//
function handle_accepted($user) {
$destid = get_int('userid');
$destuser = BoincUser::lookup_id($destid);
if (!$destuser) error_page(tra("No such user"));
$notify = BoincNotify::lookup($user->id, NOTIFY_FRIEND_ACCEPT, $destid);
if ($notify) {
$notify->delete();
} else {
echo tra("Notification not found");
}
page_head(tra("Friend confirmed"));
echo tra("You are now friends with %1.",$destuser->name);
page_tail();
}
function handle_cancel_confirm($user) {
$destid = get_int('userid');
$destuser = BoincUser::lookup_id($destid);
if (!$destuser) error_page(tra("No such user"));
page_head(tra("Cancel friendship?"));
echo tra("Are you sure you want to cancel your friendship with %1?",$destuser->name) ."
<p>
<ul class=\"actionlist\">";
show_actionlist_button("friend.php?action=cancel&userid=$destid", tra("Yes"), tra("Cancel friendship"));
show_actionlist_button("home.php", tra("No"), tra("Stay friends"));
echo "</ul>";
page_tail();
}
function handle_cancel($user) {
$destid = get_int('userid');
$destuser = BoincUser::lookup_id($destid);
if (!$destuser) error_page(tra("No such user"));
BoincFriend::delete($user->id, $destid);
page_head(tra("Friendship cancelled"));
echo tra("Your friendship with %1 has been cancelled.",$destuser->name);
page_tail();
}
// "home page" has Requests area
// (icon) N friend request(s)
$user = get_logged_in_user();
$action = get_str('action', true);
if (!$action) $action = post_str('action');
switch ($action) {
case 'add':
handle_add($user);
break;
case 'add_confirm':
handle_add_confirm($user);
break;
case 'query':
handle_query($user);
break;
case 'accept':
handle_accept($user);
break;
case 'accepted':
handle_accepted($user);
break;
case 'ignore':
handle_ignore($user);
break;
case 'cancel_confirm':
handle_cancel_confirm($user);
break;
case 'cancel':
handle_cancel($user);
break;
default:
error_page(tra("Unknown action"));
}
?>