web: implementation of wipe account

html/inc/boinc_db.inc

@@ -299,6 +299,10 @@ class BoincTeamDelta {
         $db = BoincDb::get();
         return $db->enum('team_delta', 'BoincTeamDelta', $where_clause);
     }
+    static function delete_for_user($user_id) {
+        $db = BoincDb::get();
+        return $db->delete_aux('team_delta', "userid=$user_id");
+    }
 }
 
 class BoincHost {
@@ -339,6 +343,10 @@ class BoincHost {
         if (!$ret) return $ret;
         return $db->insert_id();
     }
+    static function delete_for_user($user_id) {
+        $db = BoincDb::get();
+        return $db->delete_aux('host', "userid=$user_id");
+    }
 }
 
 class BoincResult {
@@ -598,6 +606,10 @@ class BoincHostAppVersion {
         $db = BoincDb::get();
         return $db->update_aux('host_app_version', $clause);
     }
+    static function delete_for_user($user_id) {
+        $db = BoincDb::get();
+        return $db->delete_aux('host_app_version', "host_id in (select id from host where userid = $user_id)");
+    }
 }
 
 // DB utility functions
@@ -813,6 +825,13 @@ class BoincToken {
         return $db->affected_rows();
     }
 
+    static function delete_for_user($user_id) {
+        $db = BoincDb::get();
+        $now = time();
+        $db->delete_aux('token', "userid=$user_id");
+        return $db->affected_rows();
+    }
+
 }
 
 class BoincUserDeleted {

html/inc/delete_account.inc

@@ -21,6 +21,7 @@ require_once("../inc/user.inc");
 require_once("../inc/host.inc");
 require_once("../inc/friend.inc");
 require_once("../inc/boinc_db.inc");
+require_once("../inc/submit_util.inc");
 require_once("../project/project.inc");
 
 // Constants for different methods of deleting accounts
@@ -46,6 +47,17 @@ function check_delete_account_token($userid, $token) {
     }
 }
 
+/*
+* This function saves the minimal information from the user and their hosts
+* so that db_dump can provide the information necessary to export the deleted_user
+* and deleted_host files.  These records are deleted after 60 days by the 
+* daily ops task "delete_expired_users_and_hosts.php"
+*/
+function insert_deleted_records($user) {
+    BoincUserDeleted::insert_user($user);
+    BoincHostDeleted::insert_hosts_for_user($user);
+}
+
 /*
 * This method selects which delete method to utilize.  Projects can implement their own method
 * and make that a third mechanism if they have a need to
@@ -77,8 +89,7 @@ function delete_account($user) {
 //  - clear domain_name, last_ip_addr
 //
 function obfuscate_account($user) {
-    BoincUserDeleted::insert_user($user);
-    BoincHostDeleted::insert_hosts_for_user($user);
+    insert_deleted_records($user);
     $x = "deleted_".time()."_".random_string();
     $retval = $user->update("email_addr='$x', authenticator='$x', name='deleted', country='', postal_code='', has_profile=0");
     if (!$retval) return false;
@@ -93,7 +104,38 @@ function obfuscate_account($user) {
 
 // This method deletes all rows from the database associated with the user
 function wipe_account($user) {
-    error_page(
-        tra("Not Implemented Yet")
-    );
+    $db = BoincDb::get();
+
+    insert_deleted_records($user);
+
+    // delete remote submit user
+    delete_remote_submit_user($user);  // from submit_util.inc
+
+    // remove user's team records
+    user_erase_team_owner($user);      // from team.inc
+    user_quit_team($user);        // from team.inc
+    user_erase_team_delta($user); // from team.inc
+
+    // Items that do not have logic elsewhere
+    // and do not have objects in boinc_db.inc
+    if (!$db) die("no DB connection");
+    $db->do_query("delete from credited_job where userid = $user->id");
+    $db->do_query("delete from donation_paypal where userid = $user->id");
+    $db->do_query("delete from banishment_vote where userid = $user->id");
+    $db->do_query("delete from post_ratings where post in ( select id from post where user = $user->id )");
+    $db->do_query("delete from post_ratings where user = $user->id");
+    $db->do_query("delete from msg_from_host where hostid in (select id from host where userid = $user->id )");
+    $db->do_query("delete from msg_to_host where hostid in (select id from host where userid = $user->id )");
+    $db->do_query("delete from sent_email where userid = $user->id");
+
+
+    //It is much faster to update results with single query
+    $db->do_query("update result set hostid=0,userid=0 where userid = $user->id");
+
+    BoincHostAppVersion::delete_for_user($user->id);
+    BoincHost::delete_for_user($user->id);
+
+    // final action
+    delete_user($user);  //from user_util.inc
+    return true;
 }

html/inc/submit_db.inc

@@ -81,6 +81,12 @@ class BoincUserSubmit {
         $db = BoincDb::get();
         return $db->update_aux('user_submit', $clause);
     }
+
+    static function delete_user($user_id) {
+        $db = BoincDb::get();
+        return $db->delete_aux('user_submit', "user_id = $user_id");
+    }
+
 }
 
 class BoincUserSubmitApp {

html/inc/submit_util.inc

@@ -47,6 +47,12 @@ function authenticate_user($r, $app) {
     return array($user, $user_submit);
 }
 
+function delete_remote_submit_user($user) {
+    BoincUserSubmit::delete_user($user->id);
+    BoincUserSubmitApp::delete_user($user->id);
+}
+
+
 // given its WUs, compute progress of a batch
 // (fraction done, est completion time etc.)
 // NOTE: this is inefficient because we need all the WUs.

html/inc/team.inc

@@ -436,14 +436,27 @@ function user_quit_team($user) {
     if (!$user->teamid) return;
     $user->update("teamid=0");
     $team = BoincTeam::lookup_id($user->teamid);
-    if ($team && $team->ping_user=$user->id) {
+    if ($team && $team->ping_user==$user->id) {
         $team->update("ping_user=-ping_user");
     }
     BoincTeamAdmin::delete("teamid=$user->teamid and userid=$user->id");
     $now = time();
     BoincTeamDelta::insert("(userid, teamid, timestamp, joining, total_credit) values ($user->id, $user->teamid, $now, 0, $user->total_credit)");
 }
 
+function user_erase_team_owner($user) {
+    if ($user->teamid) {
+        $team = BoincTeam::lookup_id($user->teamid);
+        if ($team && $team.userid == $user->id) {
+            $team->update("userid=0");
+        }
+    }
+}
+
+function user_erase_team_delta($user) {
+    BoincTeamDelta::delete_for_user($user->id);
+}
+
 function team_edit_form($team, $label, $url) {
     global $team_types, $recaptcha_public_key;
     echo "<form method=post action=$url>\n";

html/inc/user_util.inc

@@ -274,6 +274,7 @@ function delete_user($user) {
     BoincCreditUser::delete_user($user);
     BoincBadgeUser::delete("user_id=$user->id");
     BoincFriend::delete_aux("user_src=$user->id or user_dest=$user->id");
+    BoincToken::delete_for_user($user->id);
     $user->delete();
 }
 ?>