version 1.5, 2018/01/04 12:19:25
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version 1.9, 2018/05/15 04:33:17
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Line 324 sub sign_params {
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Line 324 sub sign_params {
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if ($sigmethod eq '') { |
if ($sigmethod eq '') { |
$sigmethod = 'HMAC-SHA1'; |
$sigmethod = 'HMAC-SHA1'; |
} |
} |
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srand( time() ^ ($$ + ($$ << 15)) ); # Seed rand. |
my $nonce = Digest::SHA::sha1_hex(sprintf("%06x%06x",rand(0xfffff0),rand(0xfffff0))); |
my $nonce = Digest::SHA::sha1_hex(sprintf("%06x%06x",rand(0xfffff0),rand(0xfffff0))); |
my $request = Net::OAuth->request("request token")->new( |
my $request = Net::OAuth->request("request token")->new( |
consumer_key => $key, |
consumer_key => $key, |
Line 458 sub release_tool_lock {
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Line 459 sub release_tool_lock {
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} |
} |
} |
} |
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# |
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# LON-CAPA as LTI Provider |
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# |
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# Use the part of the launch URL after /adm/lti to determine |
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# the scope for the current session (i.e., restricted to a |
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# single resource, to a single folder/map, or to an entire |
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# course). |
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# |
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# Returns an array containing scope: resource, map, or course |
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# and the LON-CAPA URL that is displayed post-launch, including |
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# accommodation of URL encryption, and translation of a tiny URL |
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# to the actual URL |
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# |
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sub lti_provider_scope { |
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my ($tail,$cdom,$cnum) = @_; |
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my ($scope,$realuri); |
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if ($tail =~ m{^/uploaded/$cdom/$cnum/(?:default|supplemental)(?:|_\d+)\.(?:sequence|page)(|___\d+___.+)$}) { |
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my $rest = $1; |
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if ($rest eq '') { |
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$scope = 'map'; |
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$realuri = $tail; |
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} else { |
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my ($map,$resid,$url) = &Apache::lonnet::decode_symb($tail); |
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$realuri = &Apache::lonnet::clutter($url); |
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if ($url =~ /\.sequence$/) { |
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$scope = 'map'; |
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} else { |
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$scope = 'resource'; |
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$realuri .= '?symb='.$tail; |
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} |
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} |
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} elsif ($tail =~ m{^/res/$match_domain/$match_username/.+\.(?:sequence|page)(|___\d+___.+)$}) { |
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my $rest = $1; |
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if ($rest eq '') { |
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$scope = 'map'; |
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$realuri = $tail; |
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} else { |
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my ($map,$resid,$url) = &Apache::lonnet::decode_symb($tail); |
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$realuri = &Apache::lonnet::clutter($url); |
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if ($url =~ /\.sequence$/) { |
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$scope = 'map'; |
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} else { |
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$scope = 'resource'; |
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$realuri .= '?symb='.$tail; |
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} |
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} |
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} elsif ($tail =~ m{^/tiny/$cdom/(\w+)$}) { |
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my $key = $1; |
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my $tinyurl; |
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my ($result,$cached)=&Apache::lonnet::is_cached_new('tiny',$cdom."\0".$key); |
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if (defined($cached)) { |
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$tinyurl = $result; |
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} else { |
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my $configuname = &Apache::lonnet::get_domainconfiguser($cdom); |
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my %currtiny = &Apache::lonnet::get('tiny',[$key],$cdom,$configuname); |
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if ($currtiny{$key} ne '') { |
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$tinyurl = $currtiny{$key}; |
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&Apache::lonnet::do_cache_new('tiny',$cdom."\0".$key,$currtiny{$key},600); |
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} |
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} |
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if ($tinyurl ne '') { |
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my ($cnum,$symb) = split(/\&/,$tinyurl,2); |
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my ($map,$resid,$url) = &Apache::lonnet::decode_symb($symb); |
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if ($url =~ /\.(page|sequence)$/) { |
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$scope = 'map'; |
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} else { |
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$scope = 'resource'; |
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} |
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if ((&Apache::lonnet::EXT('resource.0.encrypturl',$symb) =~ /^yes$/i) && |
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(!$env{'request.role.adv'})) { |
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$realuri = &Apache::lonenc::encrypted(&Apache::lonnet::clutter($url)); |
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if ($scope eq 'resource') { |
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$realuri .= '?symb='.&Apache::lonenc::encrypted($symb); |
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} |
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} else { |
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$realuri = &Apache::lonnet::clutter($url); |
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if ($scope eq 'resource') { |
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$realuri .= '?symb='.$symb; |
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} |
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} |
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} |
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} elsif ($tail =~ m{^/$cdom/$cnum$}) { |
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$scope = 'course'; |
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$realuri = '/adm/navmaps'; |
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} |
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return ($scope,$realuri); |
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} |
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1; |
1; |