* Use C-style comments (/* */) instead of #.
* Remove some superfluous comments and slightly reword others.

Signed-off-by: Lukas Fleischer <[email protected]>
---
 web/lib/acctfuncs.inc.php | 64 +++++++++++++++++++++--------------------------
 1 file changed, 28 insertions(+), 36 deletions(-)

diff --git a/web/lib/acctfuncs.inc.php b/web/lib/acctfuncs.inc.php
index aee56e2..49d7d7c 100644
--- a/web/lib/acctfuncs.inc.php
+++ b/web/lib/acctfuncs.inc.php
@@ -65,7 +65,7 @@ function display_account_form($UTYPE,$A,$U="",$T="",$S="",
 
        include("account_edit_form.php");
        return;
-} # function display_account_form()
+}
 
 /**
  * Process information given to new/edit account form
@@ -91,8 +91,6 @@ function display_account_form($UTYPE,$A,$U="",$T="",$S="",
  */
 function process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                        $P="",$C="",$R="",$L="",$I="",$K="",$J="",$UID=0) {
-
-       # error check and process request for a new/modified account
        global $SUPPORTED_LANGS, $AUR_LOCATION;
 
        $error = '';
@@ -151,9 +149,10 @@ function 
process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                $error = __("Language is not currently supported.");
        }
        if (!$error) {
-               # check to see if this username is available
-               # NOTE: a race condition exists here if we care...
-               #
+               /*
+                * Check whether the user name is available.
+                * TODO: Fix race condition.
+                */
                $q = "SELECT COUNT(*) AS CNT FROM Users ";
                $q.= "WHERE Username = " . $dbh->quote($U);
                if ($TYPE == "edit") {
@@ -168,9 +167,10 @@ function 
process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                }
        }
        if (!$error) {
-               # check to see if this email address is available
-               # NOTE: a race condition exists here if we care...
-               #
+               /*
+                * Check whether the e-mail address is available.
+                * TODO: Fix race condition.
+                */
                $q = "SELECT COUNT(*) AS CNT FROM Users ";
                $q.= "WHERE Email = " . $dbh->quote($E);
                if ($TYPE == "edit") {
@@ -190,7 +190,7 @@ function 
process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                                $R, $L, $I, $K, $J, $UID);
        } else {
                if ($TYPE == "new") {
-                       # no errors, go ahead and create the unprivileged user
+                       /* Create an unprivileged user. */
                        $salt = generate_salt();
                        if (empty($P)) {
                                $send_resetkey = true;
@@ -217,8 +217,6 @@ function 
process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                                print __("Error trying to create account, 
%s%s%s.",
                                                "<strong>", 
htmlspecialchars($U,ENT_QUOTES), "</strong>");
                        } else {
-                               # account created/modified, tell them so.
-                               #
                                print __("The account, %s%s%s, has been 
successfully created.",
                                                "<strong>", 
htmlspecialchars($U,ENT_QUOTES), "</strong>");
                                print "<p>\n";
@@ -241,8 +239,7 @@ function 
process_account_form($UTYPE,$TYPE,$A,$U="",$T="",$S="",$E="",
                        }
 
                } else {
-                       # no errors, go ahead and modify the user account
-
+                       /* Modify an existing account. */
                        $q = "SELECT InactivityTS FROM Users WHERE ";
                        $q.= "ID = " . intval($UID);
                        $result = $dbh->query($q);
@@ -433,12 +430,13 @@ function try_login() {
                        $logged_in = 0;
                        $num_tries = 0;
 
-                       # Account looks good.  Generate a SID and store it.
-
+                       /* Generate a session ID and store it. */
                        while (!$logged_in && $num_tries < 5) {
                                if ($MAX_SESSIONS_PER_USER) {
-                                       # Delete all user sessions except the
-                                       # last ($MAX_SESSIONS_PER_USER - 1).
+                                       /*
+                                        * Delete all user sessions except the
+                                        * last ($MAX_SESSIONS_PER_USER - 1).
+                                        */
                                        $q = "DELETE s.* FROM Sessions s ";
                                        $q.= "LEFT JOIN (SELECT SessionID FROM 
Sessions ";
                                        $q.= "WHERE UsersId = " . $userID . " ";
@@ -455,7 +453,7 @@ function try_login() {
                                  ." VALUES (" . $userID . ", '" . $new_sid . 
"', UNIX_TIMESTAMP())";
                                $result = $dbh->exec($q);
 
-                               # Query will fail if $new_sid is not unique
+                               /* Query will fail if $new_sid is not unique. */
                                if ($result) {
                                        $logged_in = 1;
                                        break;
@@ -470,13 +468,13 @@ function try_login() {
                                $q.= "WHERE ID = '$userID'";
                                $dbh->exec($q);
 
-                               # set our SID cookie
+                               /* Set the SID cookie. */
                                if (isset($_POST['remember_me']) &&
                                        $_POST['remember_me'] == "on") {
-                                       # Set cookies for 30 days.
+                                       /* Set cookies for 30 days. */
                                        $cookie_time = time() + 
$PERSISTENT_COOKIE_TIMEOUT;
 
-                                       # Set session for 30 days.
+                                       /* Set session for 30 days. */
                                        $q = "UPDATE Sessions SET LastUpdateTS 
= $cookie_time ";
                                        $q.= "WHERE SessionID = '$new_sid'";
                                        $dbh->exec($q);
@@ -540,16 +538,9 @@ function is_ipbanned() {
  */
 function valid_username($user) {
        if (!empty($user)) {
-
-               #Is username at not too short or too long?
                if ( strlen($user) >= USERNAME_MIN_LEN &&
                  strlen($user) <= USERNAME_MAX_LEN ) {
-
                        $user = strtolower($user);
-                       # Does username:
-                       # start and end with a letter or number
-                       # contain only letters and numbers,
-                       #  and at most has one dash, period, or underscore
                        if ( preg_match("/^[a-z0-9]+[.\-_]?[a-z0-9]+$/", $user) 
) {
                                return true;
                        }
@@ -576,7 +567,6 @@ function valid_user($user) {
                $q.= "WHERE Username = " . $dbh->quote($user);
 
                $result = $dbh->query($q);
-               # Is the username in the database?
                if ($result) {
                        $row = $result->fetch(PDO::FETCH_NUM);
                        return $row[0];
@@ -661,10 +651,13 @@ function send_resetkey($email, $body) {
 
        $uid = uid_from_email($email);
        if ($uid != NULL && $uid != 'None') {
-               # We (ab)use new_sid() to get a random 32 characters long string
+               /*
+                * We (ab)use new_sid() to get a random 32 characters long
+                * string.
+                */
                $resetkey = new_sid();
                create_resetkey($resetkey, $uid);
-               # Send email with confirmation link
+               /* Send e-mail with confirmation link. */
                $body = wordwrap($body, 70);
                $body .=  "\n\n".
                          "{$AUR_LOCATION}/" . get_uri('/passreset/') . "?".
@@ -729,10 +722,9 @@ function good_passwd($passwd) {
 function valid_passwd($userID, $passwd) {
        $dbh = DB::connect();
        if ( strlen($passwd) > 0 ) {
-               # get salt for this user
+               /* Get salt for this user. */
                $salt = get_salt($userID);
                if ($salt) {
-                       # use salt
                        $q = "SELECT ID FROM Users ";
                        $q.= "WHERE ID = " . $userID . " ";
                        $q.= "AND Passwd = " . $dbh->quote(salted_hash($passwd, 
$salt));
@@ -744,7 +736,7 @@ function valid_passwd($userID, $passwd) {
                                }
                        }
                } else {
-                       # check without salt
+                       /* Check password without using salt. */
                        $q = "SELECT ID FROM Users ";
                        $q.= "WHERE ID = " . $userID . " ";
                        $q.= "AND Passwd = " . $dbh->quote(md5($passwd));
@@ -752,7 +744,7 @@ function valid_passwd($userID, $passwd) {
                        if ($result) {
                                $row = $result->fetch(PDO::FETCH_NUM);
                                if ($row[0]) {
-                                       # password correct, but salt it first
+                                       /* Password correct, but salt it first! 
*/
                                        if (!save_salt($userID, $passwd)) {
                                                trigger_error("Unable to salt 
user's password;" .
                                                        " ID " . $userID, 
E_USER_WARNING);
-- 
1.8.5.3

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