version 1.11, 2008/12/25 01:51:03
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version 1.16, 2018/07/04 16:58:26
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Line 54 use warnings FATAL=>'all';
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Line 54 use warnings FATAL=>'all';
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no warnings 'uninitialized'; |
no warnings 'uninitialized'; |
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use lib '/home/httpd/lib/perl/'; |
use lib '/home/httpd/lib/perl/'; |
use CGI(); |
use CGI qw(:standard); |
use CGI::Cookie(); |
use CGI::Cookie(); |
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use MIME::Types(); |
use Fcntl qw(:flock); |
use Fcntl qw(:flock); |
use LONCAPA; |
use LONCAPA; |
use LONCAPA::Configuration(); |
use LONCAPA::Configuration(); |
Line 81 BEGIN {
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Line 82 BEGIN {
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Inputs: 1 ( optional). When called from a handler in mod_perl, |
Inputs: 1 ( optional). When called from a handler in mod_perl, |
pass in the request object. |
pass in the request object. |
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Returns: 1 if the user has a LON-CAPA cookie 0 if not. |
Returns: 1 if the user has a LON-CAPA cookie, 0 if not. |
Loads the users environment into the %env hash if the cookie is correct. |
Side effect: Loads the user's environment into the %env hash |
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if the cookie is correct. |
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=cut |
=cut |
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Line 90 Loads the users environment into the %en
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Line 92 Loads the users environment into the %en
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############################################# |
############################################# |
sub check_cookie_and_load_env { |
sub check_cookie_and_load_env { |
my ($r) = @_; |
my ($r) = @_; |
my %cookies; |
my ($hascookie,$handle) = &check_cookie($r); |
if (ref($r)) { |
if (($hascookie) && ($handle)) { |
%cookies = CGI::Cookie->fetch($r); |
&transfer_profile_to_env($handle); |
} else { |
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%cookies = CGI::Cookie->fetch(); |
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} |
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if (exists($cookies{'lonID'}) && |
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-e "$lonidsdir/".$cookies{'lonID'}->value.".id") { |
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# cookie found |
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&transfer_profile_to_env($cookies{'lonID'}->value); |
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return 1; |
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} else { |
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# No cookie found |
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return 0; |
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} |
} |
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return $hascookie; |
} |
} |
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############################################# |
############################################# |
Line 116 sub check_cookie_and_load_env {
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Line 108 sub check_cookie_and_load_env {
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Inputs: none |
Inputs: none |
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Array context: |
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Returns: (1,$handle) if the user has a LON-CAPA cookie; |
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(0) if user does not have a LON-CAPA cookie. |
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Scalar context: |
Returns: 1 if the user has a LON-CAPA cookie and 0 if not. |
Returns: 1 if the user has a LON-CAPA cookie and 0 if not. |
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=cut |
=cut |
Line 123 Returns: 1 if the user has a LON-CAPA co
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Line 120 Returns: 1 if the user has a LON-CAPA co
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############################################# |
############################################# |
############################################# |
############################################# |
sub check_cookie { |
sub check_cookie { |
my %cookies=fetch CGI::Cookie; |
my ($r) = @_; |
if (exists($cookies{'lonID'}) && |
my %cookies; |
-e "$lonidsdir/".$cookies{'lonID'}->value.".id") { |
if (ref($r)) { |
# cookie found |
%cookies = CGI::Cookie->fetch($r); |
return 1; |
} else { |
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%cookies = CGI::Cookie->fetch(); |
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} |
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if (keys(%cookies)) { |
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my $name = 'lonID'; |
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my $secure = 'lonSID'; |
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my $linkname = 'lonLinkID'; |
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my $pubname = 'lonPubID'; |
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my $lonid; |
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if (exists($cookies{$secure})) { |
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$lonid=$cookies{$secure}; |
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} elsif (exists($cookies{$name})) { |
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$lonid=$cookies{$name}; |
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} elsif (exists($cookies{$linkname})) { |
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$lonid=$cookies{$linkname}; |
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} elsif (exists($cookies{$pubname})) { |
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$lonid=$cookies{$pubname}; |
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} |
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if ($lonid) { |
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my $handle=&LONCAPA::clean_handle($lonid->value); |
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if ($handle) { |
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if (-l "$lonidsdir/$handle.id") { |
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my $link = readlink("$lonidsdir/$handle.id"); |
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if ((-e $link) && ($link =~ m{^\Q$lonidsdir\E/(.+)\.id$})) { |
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$handle = $1; |
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} |
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} |
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if (-e "$lonidsdir/".$handle.".id") { |
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# valid cookie found |
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if (wantarray) { |
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return (1,$handle); |
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} else { |
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return 1; |
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} |
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} |
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} |
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} |
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} |
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# No valid cookie found |
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if (wantarray) { |
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return (0); |
} else { |
} else { |
# No cookie found |
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return 0; |
return 0; |
} |
} |
} |
} |
Line 153 Returns: undef
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Line 189 Returns: undef
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############################################# |
############################################# |
sub transfer_profile_to_env { |
sub transfer_profile_to_env { |
my ($handle)=@_; |
my ($handle)=@_; |
if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",&GDBM_READER(), |
if (tie(my %disk_env,'GDBM_File',"$lonidsdir/$handle.id",&GDBM_READER(), |
0640)) { |
0640)) { |
%Apache::lonnet::env = %disk_env; |
%Apache::lonnet::env = %disk_env; |
untie(%disk_env); |
untie(%disk_env); |
Line 199 END
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Line 235 END
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=cgi_getitems() |
=cgi_getitems() |
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Inputs: $query (the CGI query string), and $getitems, a reference to a hash |
Inputs: $query - the CGI query string (required) |
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$getitems - reference to a hash (required) |
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$possname - permitted names of keys (optional) |
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Returns: nothing |
Returns: nothing |
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Line 212 Side Effects: populates $getitems hash r
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Line 250 Side Effects: populates $getitems hash r
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############################################# |
############################################# |
############################################# |
############################################# |
sub cgi_getitems { |
sub cgi_getitems { |
my ($query,$getitems)= @_; |
my ($query,$getitems,$possnames)= @_; |
foreach (split(/&/,$query)) { |
foreach (split(/&/,$query)) { |
my ($name, $value) = split(/=/,$_); |
my ($name, $value) = split(/=/,$_); |
$name = &unescape($name); |
$name = &unescape($name); |
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if (ref($possnames) eq 'ARRAY') { |
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next unless (grep(/^\Q$name\E$/,@{$possnames})); |
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} |
$value =~ tr/+/ /; |
$value =~ tr/+/ /; |
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
$value =~ s/%([a-fA-F0-9][a-fA-F0-9])/pack("C",hex($1))/eg; |
push(@{$$getitems{$name}},$value); |
push(@{$$getitems{$name}},$value); |
} |
} |
return; |
return; |
} |
} |
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############################################# |
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############################################# |
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=pod |
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=cgi_header() |
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Inputs: $contenttype - Content Type (e.g., text/html or text/plain) |
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$nocache - Boolean 1 = nocache |
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Returns: HTTP Response headers constructed using CGI.pm |
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=cut |
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############################################# |
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############################################# |
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sub cgi_header { |
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my ($contenttype,$nocache) = @_; |
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my $mimetypes = MIME::Types->new; |
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my %headers; |
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if ($contenttype ne '') { |
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if ($mimetypes->type($contenttype) ne '') { |
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$headers{'-type'} = $contenttype; |
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if ($contenttype =~ m{^text/}) { |
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$headers{'-charset'} = 'utf-8'; |
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} |
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} |
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} |
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if ($nocache) { |
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$headers{'-expires'} = 'now'; |
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} |
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if (%headers) { |
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return CGI::header(%headers); |
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} |
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return; |
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} |
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=pod |
=pod |
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