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-rw-r--r--lib/PublicInbox/URIimap.pm82
-rw-r--r--t/uri_imap.t60
2 files changed, 110 insertions, 32 deletions
diff --git a/lib/PublicInbox/URIimap.pm b/lib/PublicInbox/URIimap.pm
index f6244137..a309fde0 100644
--- a/lib/PublicInbox/URIimap.pm
+++ b/lib/PublicInbox/URIimap.pm
@@ -12,11 +12,14 @@
 # RFC 2192 also describes ";TYPE=<list_type>"
 package PublicInbox::URIimap;
 use strict;
+use v5.10.1;
 use URI::Split qw(uri_split uri_join); # part of URI
-use URI::Escape qw(uri_unescape);
+use URI::Escape qw(uri_unescape uri_escape);
 use overload '""' => \&as_string;
 
 my %default_ports = (imap => 143, imaps => 993);
+# for enc-auth-type and enc-user in RFC 5092
+my $achar = qr/[A-Za-z0-9%\-_\.\!\$'\(\)\+\,\&\=\*]+/;
 
 sub new {
         my ($class, $url) = @_;
@@ -86,14 +89,15 @@ sub uidvalidity { # read/write
         $path =~ m!\A[^;/]+;UIDVALIDITY=([1-9][0-9]*)\b!i ? ($1 + 0) : undef;
 }
 
-sub iuid {
+sub uid {
         my ($self, $val) = @_;
         my ($scheme, $auth, $path, $query, $frag) = uri_split($$self);
-        if (defined $val) {
-                if ($path =~ s!/;UID=[^;/]*\b!/;UID=$val!i) {
-                        # s// already changed it
-                } else { # both s// failed, so just append
-                        $path .= ";UID=$val";
+        if (scalar(@_) == 2) {
+                if (!defined $val) {
+                        $path =~ s!/;UID=[^;/]*\b!!i;
+                } else {
+                        $path =~ s!/;UID=[^;/]*\b!/;UID=$val!i or
+                                $path .= ";UID=$val";
                 }
                 $$self = uri_join($scheme, $auth, $path, $query);
         }
@@ -114,12 +118,34 @@ sub authority {
 }
 
 sub user {
-        my ($self) = @_;
-        my (undef, $auth) = uri_split($$self);
-        $auth =~ s/@.*\z// or return undef; # drop host:port
-        $auth =~ s/;.*\z//; # drop ;AUTH=...
-        $auth =~ s/:.*\z//; # drop password
-        uri_unescape($auth);
+        my ($self, $val) = @_;
+        my ($scheme, $auth, $path, $query) = uri_split($$self);
+        my $at_host_port;
+        $auth =~ s/(@.*)\z// and $at_host_port = $1; # stash host:port for now
+        if (scalar(@_) == 2) { # set, this clobbers password, too
+                if (defined $val) {
+                        my $uval = uri_escape($val);
+                        if (defined($at_host_port)) {
+                                $auth =~ s!\A.*?(;AUTH=$achar).*!$uval$1!ix
+                                        or $auth = $uval;
+                        } else {
+                                substr($auth, 0, 0) = "$uval@";
+                        }
+                } elsif (defined($at_host_port)) { # clobber
+                        $auth =~ s!\A.*?(;AUTH=$achar).*!$1!i or $auth = '';
+                        if ($at_host_port && $auth eq '') {
+                                $at_host_port =~ s/\A\@//;
+                        }
+                }
+                $at_host_port //= '';
+                $$self = uri_join($scheme, $auth.$at_host_port, $path, $query);
+                $val;
+        } else { # read-only
+                $at_host_port // return undef; # explicit undef for scalar
+                $auth =~ s/;.*\z//; # drop ;AUTH=...
+                $auth =~ s/:.*\z//; # drop password
+                $auth eq '' ? undef : uri_unescape($auth);
+        }
 }
 
 sub password {
@@ -131,10 +157,32 @@ sub password {
 }
 
 sub auth {
-        my ($self) = @_;
-        my (undef, $auth) = uri_split($$self);
-        $auth =~ s/@.*\z//; # drop host:port
-        $auth =~ /;AUTH=(.+)\z/i ? uri_unescape($1) : undef;
+        my ($self, $val) = @_;
+        my ($scheme, $auth, $path, $query) = uri_split($$self);
+        my $at_host_port;
+        $auth =~ s/(@.*)\z// and $at_host_port = $1; # stash host:port for now
+        if (scalar(@_) == 2) {
+                if (defined $val) {
+                        my $uval = uri_escape($val);
+                        if ($auth =~ s!;AUTH=$achar!;AUTH=$uval!ix) {
+                                # replaced existing
+                        } elsif (defined($at_host_port)) {
+                                $auth .= ";AUTH=$uval";
+                        } else {
+                                substr($auth, 0, 0) = ";AUTH=$uval@";
+                        }
+                } else { # clobber
+                        $auth =~ s!;AUTH=$achar!!i;
+                        if ($at_host_port && $auth eq '') {
+                                $at_host_port =~ s/\A\@//;
+                        }
+                }
+                $at_host_port //= '';
+                $$self = uri_join($scheme, $auth.$at_host_port, $path, $query);
+                $val;
+        } else { # read-only
+                $auth =~ /;AUTH=(.+)\z/i ? uri_unescape($1) : undef;
+        }
 }
 
 sub scheme {
diff --git a/t/uri_imap.t b/t/uri_imap.t
index ed24fc1b..14f0f346 100644
--- a/t/uri_imap.t
+++ b/t/uri_imap.t
@@ -2,7 +2,7 @@
 # Copyright (C) 2020-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 use strict;
-use Test::More;
+use v5.10.1;
 use PublicInbox::TestCommon;
 require_mods 'URI::Split';
 use_ok 'PublicInbox::URIimap';
@@ -69,36 +69,66 @@ $uri = PublicInbox::URIimap->new('imap://0/mmm;UIDVALIDITY=21');
 is($uri->uidvalidity, 21, 'multi-digit UIDVALIDITY');
 $uri = PublicInbox::URIimap->new('imap://0/mmm;UIDVALIDITY=bogus');
 is($uri->uidvalidity, undef, 'bogus UIDVALIDITY');
-is($uri->uidvalidity(2), 2, 'iuid set');
+is($uri->uidvalidity(2), 2, 'uid set');
 is($$uri, 'imap://0/mmm;UIDVALIDITY=2', 'bogus uidvalidity replaced');
-is($uri->uidvalidity(13), 13, 'iuid set');
+is($uri->uidvalidity(13), 13, 'uid set');
 is($$uri, 'imap://0/mmm;UIDVALIDITY=13', 'valid uidvalidity replaced');
 
 $uri = PublicInbox::URIimap->new('imap://0/mmm');
-is($uri->uidvalidity(2), 2, 'iuid set');
+is($uri->uidvalidity(2), 2, 'uid set');
 is($$uri, 'imap://0/mmm;UIDVALIDITY=2', 'uidvalidity appended');
-is($uri->iuid, undef, 'no iuid');
+is($uri->uid, undef, 'no uid');
 
 is(PublicInbox::URIimap->new('imap://0/x;uidvalidity=1')->canonical->as_string,
         'imap://0/x;UIDVALIDITY=1', 'capitalized UIDVALIDITY');
 
 $uri = PublicInbox::URIimap->new('imap://0/mmm/;uid=8');
 is($uri->canonical->as_string, 'imap://0/mmm/;UID=8', 'canonicalized UID');
-is($uri->mailbox, 'mmm', 'mailbox works with iuid');
-is($uri->iuid, 8, 'iuid extracted');
-is($uri->iuid(9), 9, 'iuid set');
-is($$uri, 'imap://0/mmm/;UID=9', 'correct iuid when stringified');
-is($uri->uidvalidity(1), 1, 'set uidvalidity with iuid');
+is($uri->mailbox, 'mmm', 'mailbox works with uid');
+is($uri->uid, 8, 'uid extracted');
+is($uri->uid(9), 9, 'uid set');
+is($$uri, 'imap://0/mmm/;UID=9', 'correct uid when stringified');
+is($uri->uidvalidity(1), 1, 'set uidvalidity with uid');
 is($$uri, 'imap://0/mmm;UIDVALIDITY=1/;UID=9',
-        'uidvalidity added with iuid');
-is($uri->uidvalidity(4), 4, 'set uidvalidity with iuid');
+        'uidvalidity added with uid');
+is($uri->uidvalidity(4), 4, 'set uidvalidity with uid');
 is($$uri, 'imap://0/mmm;UIDVALIDITY=4/;UID=9',
-        'uidvalidity replaced with iuid');
-is($uri->iuid(3), 3, 'iuid set with uidvalidity');
-is($$uri, 'imap://0/mmm;UIDVALIDITY=4/;UID=3', 'iuid replaced properly');
+        'uidvalidity replaced with uid');
+is($uri->uid(3), 3, 'uid set with uidvalidity');
+is($$uri, 'imap://0/mmm;UIDVALIDITY=4/;UID=3', 'uid replaced properly');
 
 my $lc = lc($$uri);
 is(PublicInbox::URIimap->new($lc)->canonical->as_string, "$$uri",
         'canonical uppercased both params');
 
+is($uri->uid(undef), undef, 'uid can be clobbered');
+is($$uri, 'imap://0/mmm;UIDVALIDITY=4', 'uid dropped');
+
+$uri->auth('ANONYMOUS');
+is($$uri, 'imap://;AUTH=ANONYMOUS@0/mmm;UIDVALIDITY=4', 'AUTH= set');
+is($uri->user, undef, 'user is undef w/ AUTH=');
+is($uri->password, undef, 'password is undef w/ AUTH=');
+
+$uri->user('foo');
+is($$uri, 'imap://foo;AUTH=ANONYMOUS@0/mmm;UIDVALIDITY=4', 'user set w/AUTH');
+is($uri->password, undef, 'password is undef w/ AUTH= & user');
+$uri->auth(undef);
+is($$uri, 'imap://foo@0/mmm;UIDVALIDITY=4', 'user remains set w/o auth');
+is($uri->password, undef, 'password is undef w/ user only');
+
+$uri->user('bar');
+is($$uri, 'imap://bar@0/mmm;UIDVALIDITY=4', 'user set w/o AUTH');
+$uri->auth('NTML');
+is($$uri, 'imap://bar;AUTH=NTML@0/mmm;UIDVALIDITY=4', 'auth set w/user');
+$uri->auth(undef);
+$uri->user(undef);
+is($$uri, 'imap://0/mmm;UIDVALIDITY=4', 'auth and user both cleared');
+is($uri->user, undef, 'user is undef');
+is($uri->auth, undef, 'auth is undef');
+is($uri->password, undef, 'password is undef');
+$uri = PublicInbox::URIimap->new('imap://[::1]:36281/');
+my $cred = bless { username => $uri->user, password => $uri->password };
+is($cred->{username}, undef, 'user is undef in array context');
+is($cred->{password}, undef, 'password is undef in array context');
+
 done_testing;