'."\n";
}
sub end_data_table_row {
@@ -7004,7 +8748,7 @@ sub get_users_function {
$function='admin';
}
if (($env{'request.role'}=~/^(au|ca|aa)/) ||
- ($ENV{'REQUEST_URI'}=~/^(\/priv|\~)/)) {
+ ($ENV{'REQUEST_URI'}=~ m{/^(/priv)})) {
$function='author';
}
return $function;
@@ -7063,7 +8807,7 @@ role status: active, previous or future.
sub check_user_status {
my ($udom,$uname,$cdom,$crs,$role,$sec) = @_;
my %userinfo = &Apache::lonnet::dump('roles',$udom,$uname);
- my @uroles = keys %userinfo;
+ my @uroles = keys(%userinfo);
my $srchstr;
my $active_chk = 'none';
my $now = time;
@@ -7140,7 +8884,19 @@ sub get_sections {
my %sectioncount;
my $now = time;
- if (!defined($possible_roles) || (grep(/^st$/,@$possible_roles))) {
+ my $check_students = 1;
+ my $only_students = 0;
+ if (ref($possible_roles) eq 'ARRAY') {
+ if (grep(/^st$/,@{$possible_roles})) {
+ if (@{$possible_roles} == 1) {
+ $only_students = 1;
+ }
+ } else {
+ $check_students = 0;
+ }
+ }
+
+ if ($check_students) {
my ($classlist) = &Apache::loncoursedata::get_classlist($cdom,$cnum);
my $sec_index = &Apache::loncoursedata::CL_SECTION();
my $status_index = &Apache::loncoursedata::CL_STATUS();
@@ -7167,6 +8923,9 @@ sub get_sections {
}
}
}
+ if ($only_students) {
+ return %sectioncount;
+ }
my %courseroles = &Apache::lonnet::dump('nohist_userroles',$cdom,$cnum);
foreach my $user (sort(keys(%courseroles))) {
if ($user !~ /^(\w{2})/) { next; }
@@ -7314,7 +9073,7 @@ sub get_course_users {
active => 'Active',
future => 'Future',
);
- my %nothide;
+ my (%nothide,@possdoms);
if ($hidepriv) {
my %coursehash=&Apache::lonnet::coursedescription($cdom.'_'.$cnum);
foreach my $user (split(/\s*\,\s*/,$coursehash{'nothideprivileged'})) {
@@ -7324,6 +9083,10 @@ sub get_course_users {
$nothide{$user} = 1;
}
}
+ my @possdoms = ($cdom);
+ if ($coursehash{'checkforpriv'}) {
+ push(@possdoms,split(/,/,$coursehash{'checkforpriv'}));
+ }
}
foreach my $person (sort(keys(%coursepersonnel))) {
my $match = 0;
@@ -7359,7 +9122,7 @@ sub get_course_users {
}
if ($uname ne '' && $udom ne '') {
if ($hidepriv) {
- if ((&Apache::lonnet::privileged($uname,$udom)) &&
+ if ((&Apache::lonnet::privileged($uname,$udom,\@possdoms)) &&
(!$nothide{$uname.':'.$udom})) {
next;
}
@@ -7447,14 +9210,19 @@ sub get_user_info {
=item * &get_user_quota()
-Retrieves quota assigned for storage of portfolio files for a user
+Retrieves quota assigned for storage of user files.
+Default is to report quota for portfolio files.
Incoming parameters:
1. user's username
2. user's domain
+3. quota name - portfolio, author, or course
+ (if no quota name provided, defaults to portfolio).
+4. crstype - official, unofficial, textbook or community, if quota name is
+ course
Returns:
-1. Disk quota (in Mb) assigned to student.
+1. Disk quota (in MB) assigned to student.
2. (Optional) Type of setting: custom or default
(individually assigned or default for user's
institutional status).
@@ -7465,7 +9233,7 @@ Returns:
If a value has been stored in the user's environment,
it will return that, otherwise it returns the maximal default
-defined for the user's instituional status(es) in the domain.
+defined for the user's institutional status(es) in the domain.
=cut
@@ -7473,7 +9241,7 @@ defined for the user's instituional stat
sub get_user_quota {
- my ($uname,$udom) = @_;
+ my ($uname,$udom,$quotaname,$crstype) = @_;
my ($quota,$quotatype,$settingstatus,$defquota);
if (!defined($udom)) {
$udom = $env{'user.domain'};
@@ -7488,27 +9256,58 @@ sub get_user_quota {
$defquota = 0;
} else {
my $inststatus;
- if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
- $quota = $env{'environment.portfolioquota'};
- $inststatus = $env{'environment.inststatus'};
- } else {
- my %userenv =
- &Apache::lonnet::get('environment',['portfolioquota',
- 'inststatus'],$udom,$uname);
- my ($tmp) = keys(%userenv);
- if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
- $quota = $userenv{'portfolioquota'};
- $inststatus = $userenv{'inststatus'};
- } else {
- undef(%userenv);
- }
- }
- ($defquota,$settingstatus) = &default_quota($udom,$inststatus);
- if ($quota eq '') {
- $quota = $defquota;
- $quotatype = 'default';
+ if ($quotaname eq 'course') {
+ if (($env{'course.'.$udom.'_'.$uname.'.num'} eq $uname) &&
+ ($env{'course.'.$udom.'_'.$uname.'.domain'} eq $udom)) {
+ $quota = $env{'course.'.$udom.'_'.$uname.'.internal.uploadquota'};
+ } else {
+ my %cenv = &Apache::lonnet::coursedescription("$udom/$uname");
+ $quota = $cenv{'internal.uploadquota'};
+ }
} else {
- $quotatype = 'custom';
+ if ($udom eq $env{'user.domain'} && $uname eq $env{'user.name'}) {
+ if ($quotaname eq 'author') {
+ $quota = $env{'environment.authorquota'};
+ } else {
+ $quota = $env{'environment.portfolioquota'};
+ }
+ $inststatus = $env{'environment.inststatus'};
+ } else {
+ my %userenv =
+ &Apache::lonnet::get('environment',['portfolioquota',
+ 'authorquota','inststatus'],$udom,$uname);
+ my ($tmp) = keys(%userenv);
+ if ($tmp !~ /^(con_lost|error|no_such_host)/i) {
+ if ($quotaname eq 'author') {
+ $quota = $userenv{'authorquota'};
+ } else {
+ $quota = $userenv{'portfolioquota'};
+ }
+ $inststatus = $userenv{'inststatus'};
+ } else {
+ undef(%userenv);
+ }
+ }
+ }
+ if ($quota eq '' || wantarray) {
+ if ($quotaname eq 'course') {
+ my %domdefs = &Apache::lonnet::get_domain_defaults($udom);
+ if (($crstype eq 'official') || ($crstype eq 'unofficial') ||
+ ($crstype eq 'community') || ($crstype eq 'textbook')) {
+ $defquota = $domdefs{$crstype.'quota'};
+ }
+ if ($defquota eq '') {
+ $defquota = 500;
+ }
+ } else {
+ ($defquota,$settingstatus) = &default_quota($udom,$inststatus,$quotaname);
+ }
+ if ($quota eq '') {
+ $quota = $defquota;
+ $quotatype = 'default';
+ } else {
+ $quotatype = 'custom';
+ }
}
}
if (wantarray) {
@@ -7528,54 +9327,60 @@ Retrieves default quota assigned for sto
given an (optional) user's institutional status.
Incoming parameters:
+
1. domain
2. (Optional) institutional status(es). This is a : separated list of
status types (e.g., faculty, staff, student etc.)
which apply to the user for whom the default is being retrieved.
If the institutional status string in undefined, the domain
- default quota will be returned.
+ default quota will be returned.
+3. quota name - portfolio, author, or course
+ (if no quota name provided, defaults to portfolio).
Returns:
-1. Default disk quota (in Mb) for user portfolios in the domain.
+
+1. Default disk quota (in MB) for user portfolios in the domain.
2. (Optional) institutional type which determined the value of the
default quota.
If a value has been stored in the domain's configuration db,
it will return that, otherwise it returns 20 (for backwards
compatibility with domains which have not set up a configuration
-db file; the original statically defined portfolio quota was 20 Mb).
+db file; the original statically defined portfolio quota was 20 MB).
If the user's status includes multiple types (e.g., staff and student),
the largest default quota which applies to the user determines the
default quota returned.
-=back
-
=cut
###############################################
sub default_quota {
- my ($udom,$inststatus) = @_;
+ my ($udom,$inststatus,$quotaname) = @_;
my ($defquota,$settingstatus);
my %quotahash = &Apache::lonnet::get_dom('configuration',
['quotas'],$udom);
+ my $key = 'defaultquota';
+ if ($quotaname eq 'author') {
+ $key = 'authorquota';
+ }
if (ref($quotahash{'quotas'}) eq 'HASH') {
if ($inststatus ne '') {
my @statuses = map { &unescape($_); } split(/:/,$inststatus);
foreach my $item (@statuses) {
- if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
- if ($quotahash{'quotas'}{'defaultquota'}{$item} ne '') {
+ if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
+ if ($quotahash{'quotas'}{$key}{$item} ne '') {
if ($defquota eq '') {
- $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+ $defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;
- } elsif ($quotahash{'quotas'}{'defaultquota'}{$item} > $defquota) {
- $defquota = $quotahash{'quotas'}{'defaultquota'}{$item};
+ } elsif ($quotahash{'quotas'}{$key}{$item} > $defquota) {
+ $defquota = $quotahash{'quotas'}{$key}{$item};
$settingstatus = $item;
}
}
- } else {
+ } elsif ($key eq 'defaultquota') {
if ($quotahash{'quotas'}{$item} ne '') {
if ($defquota eq '') {
$defquota = $quotahash{'quotas'}{$item};
@@ -7589,16 +9394,25 @@ sub default_quota {
}
}
if ($defquota eq '') {
- if (ref($quotahash{'quotas'}{'defaultquota'}) eq 'HASH') {
- $defquota = $quotahash{'quotas'}{'defaultquota'}{'default'};
- } else {
+ if (ref($quotahash{'quotas'}{$key}) eq 'HASH') {
+ $defquota = $quotahash{'quotas'}{$key}{'default'};
+ } elsif ($key eq 'defaultquota') {
$defquota = $quotahash{'quotas'}{'default'};
}
$settingstatus = 'default';
+ if ($defquota eq '') {
+ if ($quotaname eq 'author') {
+ $defquota = 500;
+ }
+ }
}
} else {
$settingstatus = 'default';
- $defquota = 20;
+ if ($quotaname eq 'author') {
+ $defquota = 500;
+ } else {
+ $defquota = 20;
+ }
}
if (wantarray) {
return ($defquota,$settingstatus);
@@ -7607,6 +9421,64 @@ sub default_quota {
}
}
+###############################################
+
+=pod
+
+=item * &excess_filesize_warning()
+
+Returns warning message if upload of file to authoring space, or copying
+of existing file within authoring space will cause quota for the authoring
+space to be exceeded.
+
+Same, if upload of a file directly to a course/community via Course Editor
+will cause quota for uploaded content for the course to be exceeded.
+
+Inputs: 7
+1. username or coursenum
+2. domain
+3. context ('author' or 'course')
+4. filename of file for which action is being requested
+5. filesize (kB) of file
+6. action being taken: copy or upload.
+7. quotatype (in course context -- official, unofficial, community or textbook).
+
+Returns: 1 scalar: HTML to display containing warning if quota would be exceeded,
+ otherwise return null.
+
+=back
+
+=cut
+
+sub excess_filesize_warning {
+ my ($uname,$udom,$context,$filename,$filesize,$action,$quotatype) = @_;
+ my $current_disk_usage = 0;
+ my $disk_quota = &get_user_quota($uname,$udom,$context,$quotatype); #expressed in MB
+ if ($context eq 'author') {
+ my $authorspace = $Apache::lonnet::perlvar{'lonDocRoot'}."/priv/$udom/$uname";
+ $current_disk_usage = &Apache::lonnet::diskusage($udom,$uname,$authorspace);
+ } else {
+ foreach my $subdir ('docs','supplemental') {
+ $current_disk_usage += &Apache::lonnet::diskusage($udom,$uname,"userfiles/$subdir",1);
+ }
+ }
+ $disk_quota = int($disk_quota * 1000);
+ if (($current_disk_usage + $filesize) > $disk_quota) {
+ return '
'.
+ &mt("Unable to $action [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.",
+ ''.$filename.'',$filesize).'
'.
+ '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
+ $disk_quota,$current_disk_usage).
+ '
';
+ }
+ return;
+}
+
+###############################################
+
+
+
+
sub get_secgrprole_info {
my ($cdom,$cnum,$needroles,$type) = @_;
my %sections_count = &get_sections($cdom,$cnum);
@@ -7645,7 +9517,7 @@ sub get_secgrprole_info {
}
sub user_picker {
- my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype) = @_;
+ my ($dom,$srch,$forcenewuser,$caller,$cancreate,$usertype,$context) = @_;
my $currdom = $dom;
my %curr_selected = (
srchin => 'dom',
@@ -7667,7 +9539,7 @@ sub user_picker {
}
$srchterm = $srch->{'srchterm'};
}
- my %lt=&Apache::lonlocal::texthash(
+ my %html_lt=&Apache::lonlocal::texthash(
'usr' => 'Search criteria',
'doma' => 'Domain/institution to search',
'uname' => 'username',
@@ -7680,6 +9552,8 @@ sub user_picker {
'exact' => 'is',
'contains' => 'contains',
'begins' => 'begins with',
+ );
+ my %js_lt=&Apache::lonlocal::texthash(
'youm' => "You must include some text to search for.",
'thte' => "The text you are searching for must contain at least two characters when using a 'begins' type search.",
'thet' => "The text you are searching for must contain at least three characters when using a 'contains' type search.",
@@ -7689,6 +9563,8 @@ sub user_picker {
'whse' => "When searching by last,first you must include at least one character in the first name.",
'thfo' => "The following need to be corrected before the search can be run:",
);
+ &html_escape(\%html_lt);
+ &js_escape(\%js_lt);
my $domform = &select_dom_form($currdom,'srchdomain',1,1);
my $srchinsel = ' \n";
@@ -7715,10 +9591,10 @@ sub user_picker {
foreach my $option ('lastname','lastfirst','uname') {
if ($curr_selected{'srchby'} eq $option) {
$srchbysel .= '
- ';
+ ';
} else {
$srchbysel .= '
- ';
+ ';
}
}
$srchbysel .= "\n \n";
@@ -7727,19 +9603,24 @@ sub user_picker {
foreach my $option ('begins','contains','exact') {
if ($curr_selected{'srchtype'} eq $option) {
$srchtypesel .= '
- ';
+ ';
} else {
$srchtypesel .= '
- ';
+ ';
}
}
$srchtypesel .= "\n \n";
my ($newuserscript,$new_user_create);
-
+ my $context_dom = $env{'request.role.domain'};
+ if ($context eq 'requestcrs') {
+ if ($env{'form.coursedom'} ne '') {
+ $context_dom = $env{'form.coursedom'};
+ }
+ }
if ($forcenewuser) {
if (ref($srch) eq 'HASH') {
- if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $env{'request.role.domain'}) {
+ if ($srch->{'srchby'} eq 'uname' && $srch->{'srchtype'} eq 'exact' && $srch->{'srchin'} eq 'dom' && $srch->{'srchdomain'} eq $context_dom) {
if ($cancreate) {
$new_user_create = '
'.&mt('Updated [quant,_1,reference] in [_2].',
+ $count,''.
+ $container.'').'
';
+ } else {
+ $output = '
'.
+ &mt('Error: could not update [_1].',
+ ''.
+ $container.'').'
';
+ }
+ }
+ }
+ if (($context eq 'syllabus') && (!$skiprewrites)) {
+ my ($actionurl,$state);
+ $actionurl = "/public/$udom/$uname/syllabus";
+ my ($ignore,$num,$numpathchanges,$existing,$mapping) =
+ &ask_for_embedded_content($actionurl,$state,\%allfiles,
+ \%codebase,
+ {'context' => 'rewrites',
+ 'ignore_remote_references' => 1,});
+ if (ref($mapping) eq 'HASH') {
+ my $rewrites = 0;
+ foreach my $key (keys(%{$mapping})) {
+ next if ($key =~ m{^https?://});
+ my $ref = $mapping->{$key};
+ my $newname = "/uploaded/$udom/$uname/portfolio/syllabus/$key";
+ my $attrib;
+ if (ref($allfiles{$mapping->{$key}}) eq 'ARRAY') {
+ $attrib = join('|',@{$allfiles{$mapping->{$key}}});
+ }
+ if ($content =~ m{($attrib\s*=\s*['"]?)\Q$ref\E(['"]?)}) {
+ my $numchg = ($content =~ s{($attrib\s*=\s*['"]?)\Q$ref\E(['"]?)}{$1$newname$2}gi);
+ $rewrites += $numchg;
+ }
+ }
+ if ($rewrites) {
+ my $saveresult;
+ my $url = &Apache::lonnet::store_edited_file($container,$content,$udom,$uname,\$saveresult);
+ if ($url eq $container) {
+ my ($fname) = ($container =~ m{/([^/]+)$});
+ $output .= '
'.&mt('Rewrote [quant,_1,link] as [quant,_1,absolute link] in [_2].',
+ $count,''.
+ $fname.'').'
';
+ } else {
+ $output .= '
'.
+ &mt('Error: could not update links in [_1].',
+ ''.
+ $container.'').'
';
+
+ }
+ }
+ }
+ }
+ } else {
+ &logthis('Failed to parse '.$container.
+ ' to modify references: '.$parse_result);
+ }
+ }
+ if (wantarray) {
+ return ($output,$count,$codebasecount);
+ } else {
+ return $output;
}
- return $output;
}
sub check_for_existing {
@@ -8474,48 +11479,1474 @@ sub check_for_existing {
sub check_for_upload {
my ($path,$fname,$group,$element,$portfolio_root,$port_path,
$disk_quota,$current_disk_usage,$uname,$udom) = @_;
- my $filesize = (length($env{'form.'.$element})) / 1000; #express in k (1024?)
+ my $filesize = length($env{'form.'.$element});
+ if (!$filesize) {
+ my $msg = ''.
+ &mt('Unable to upload [_1]. (size = [_2] bytes)',
+ ''.$fname.'',
+ $filesize).' '.
+ &mt('Either the file you attempted to upload was empty, or your web browser was unable to read its contents.').' '.
+ '';
+ return ('zero_bytes',$msg);
+ }
+ $filesize = $filesize/1000; #express in k (1024?)
my $getpropath = 1;
- my @dir_list = &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,
- $getpropath);
+ my ($dirlistref,$listerror) =
+ &Apache::lonnet::dirlist($portfolio_root.$path,$udom,$uname,$getpropath);
my $found_file = 0;
my $locked_file = 0;
- foreach my $line (@dir_list) {
- my ($file_name)=split(/\&/,$line,2);
- if ($file_name eq $fname){
- $file_name = $path.$file_name;
- if ($group ne '') {
- $file_name = $group.$file_name;
- }
- $found_file = 1;
- if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
- $locked_file = 1;
+ my @lockers;
+ my $navmap;
+ if ($env{'request.course.id'}) {
+ $navmap = Apache::lonnavmaps::navmap->new();
+ }
+ if (ref($dirlistref) eq 'ARRAY') {
+ foreach my $line (@{$dirlistref}) {
+ my ($file_name,$rest)=split(/\&/,$line,2);
+ if ($file_name eq $fname){
+ $file_name = $path.$file_name;
+ if ($group ne '') {
+ $file_name = $group.$file_name;
+ }
+ $found_file = 1;
+ if (&Apache::lonnet::is_locked($file_name,$udom,$uname,\@lockers) eq 'true') {
+ foreach my $lock (@lockers) {
+ if (ref($lock) eq 'ARRAY') {
+ my ($symb,$crsid) = @{$lock};
+ if ($crsid eq $env{'request.course.id'}) {
+ if (ref($navmap)) {
+ my $res = $navmap->getBySymb($symb);
+ foreach my $part (@{$res->parts()}) {
+ my ($slot_status,$slot_time,$slot_name)=$res->check_for_slot($part);
+ unless (($slot_status == $res->RESERVED) ||
+ ($slot_status == $res->RESERVED_LOCATION)) {
+ $locked_file = 1;
+ }
+ }
+ } else {
+ $locked_file = 1;
+ }
+ } else {
+ $locked_file = 1;
+ }
+ }
+ }
+ } else {
+ my @info = split(/\&/,$rest);
+ my $currsize = $info[6]/1000;
+ if ($currsize < $filesize) {
+ my $extra = $filesize - $currsize;
+ if (($current_disk_usage + $extra) > $disk_quota) {
+ my $msg = '
'.
+ &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded if existing (smaller) file with same name (size = [_3] kilobytes) is replaced.',
+ ''.$fname.'',$filesize,$currsize).'
'.
+ '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',
+ $disk_quota,$current_disk_usage).'
';
+ return ('will_exceed_quota',$msg);
+ }
+ }
+ }
}
}
}
if (($current_disk_usage + $filesize) > $disk_quota){
- my $msg = ''.
- &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.',''.$fname.'',$filesize).''.
- ' '.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage);
+ my $msg = '
'.
+ &mt('Unable to upload [_1]. (size = [_2] kilobytes). Disk quota will be exceeded.',''.$fname.'',$filesize).'
'.
+ '
'.&mt('Disk quota is [_1] kilobytes. Your current disk usage is [_2] kilobytes.',$disk_quota,$current_disk_usage).'
';
return ('will_exceed_quota',$msg);
} elsif ($found_file) {
if ($locked_file) {
- my $msg = '';
+ my $msg = '
';
$msg .= &mt('Unable to upload [_1]. A locked file by that name was found in [_2].',''.$fname.'',''.$port_path.$env{'form.currentpath'}.'');
- $msg .= '
';
+ $msg .= '';
$msg .= &mt('You will be able to rename or delete existing [_1] after a grade has been assigned.',''.$fname.'');
return ('file_locked',$msg);
} else {
- my $msg = '';
- $msg .= &mt('Unable to upload [_1]. A file by that name was found in [_2].',''.$fname.'',$port_path.$env{'form.currentpath'});
- $msg .= '';
- $msg .= ' ';
- $msg .= &mt('To upload, rename or delete existing [_1] in [_2].',''.$fname.'', $port_path.$env{'form.currentpath'});
- return ('file_exists',$msg);
+ my $msg = '
';
+ $msg .= &mt(' A file by that name: [_1] was found in [_2].',''.$fname.'',$port_path.$env{'form.currentpath'});
+ $msg .= '
';
+ return ('existingfile',$msg);
+ }
+ }
+}
+
+sub check_for_traversal {
+ my ($path,$url,$toplevel) = @_;
+ my @parts=split(/\//,$path);
+ my $cleanpath;
+ my $fullpath = $url;
+ for (my $i=0;$i<@parts;$i++) {
+ next if ($parts[$i] eq '.');
+ if ($parts[$i] eq '..') {
+ $fullpath =~ s{([^/]+/)$}{};
+ } else {
+ $fullpath .= $parts[$i].'/';
+ }
+ }
+ if ($fullpath =~ /^\Q$url\E(.*)$/) {
+ $cleanpath = $1;
+ } elsif ($fullpath =~ /^\Q$toplevel\E(.*)$/) {
+ my $curr_toprel = $1;
+ my @parts = split(/\//,$curr_toprel);
+ my ($url_toprel) = ($url =~ /^\Q$toplevel\E(.*)$/);
+ my @urlparts = split(/\//,$url_toprel);
+ my $doubledots;
+ my $startdiff = -1;
+ for (my $i=0; $i<@urlparts; $i++) {
+ if ($startdiff == -1) {
+ unless ($urlparts[$i] eq $parts[$i]) {
+ $startdiff = $i;
+ $doubledots .= '../';
+ }
+ } else {
+ $doubledots .= '../';
+ }
+ }
+ if ($startdiff > -1) {
+ $cleanpath = $doubledots;
+ for (my $i=$startdiff; $i<@parts; $i++) {
+ $cleanpath .= $parts[$i].'/';
+ }
+ }
+ }
+ $cleanpath =~ s{(/)$}{};
+ return $cleanpath;
+}
+
+sub is_archive_file {
+ my ($mimetype) = @_;
+ if (($mimetype eq 'application/octet-stream') ||
+ ($mimetype eq 'application/x-stuffit') ||
+ ($mimetype =~ m{^application/(x\-)?(compressed|tar|zip|tgz|gz|gtar|gzip|gunzip|bz|bz2|bzip2)})) {
+ return 1;
+ }
+ return;
+}
+
+sub decompress_form {
+ my ($mimetype,$archiveurl,$action,$noextract,$hiddenelements,$dirlist) = @_;
+ my %lt = &Apache::lonlocal::texthash (
+ this => 'This file is an archive file.',
+ camt => 'This file is a Camtasia archive file.',
+ itsc => 'Its contents are as follows:',
+ youm => 'You may wish to extract its contents.',
+ extr => 'Extract contents',
+ auto => 'LON-CAPA can process the files automatically, or you can decide how each should be handled.',
+ proa => 'Process automatically?',
+ yes => 'Yes',
+ no => 'No',
+ fold => 'Title for folder containing movie',
+ movi => 'Title for page containing embedded movie',
+ );
+ my $fileloc = &Apache::lonnet::filelocation(undef,$archiveurl);
+ my ($is_camtasia,$topdir,%toplevel,@paths);
+ my $info = &list_archive_contents($fileloc,\@paths);
+ if (@paths) {
+ foreach my $path (@paths) {
+ $path =~ s{^/}{};
+ if ($path =~ m{^([^/]+)/$}) {
+ $topdir = $1;
+ }
+ if ($path =~ m{^([^/]+)/}) {
+ $toplevel{$1} = $path;
+ } else {
+ $toplevel{$path} = $path;
+ }
+ }
+ }
+ if ($mimetype =~ m{^application/(x\-)?(compressed|zip)}) {
+ my @camtasia6 = ("$topdir/","$topdir/index.html",
+ "$topdir/media/",
+ "$topdir/media/$topdir.mp4",
+ "$topdir/media/FirstFrame.png",
+ "$topdir/media/player.swf",
+ "$topdir/media/swfobject.js",
+ "$topdir/media/expressInstall.swf");
+ my @camtasia8_1 = ("$topdir/","$topdir/$topdir.html",
+ "$topdir/$topdir.mp4",
+ "$topdir/$topdir\_config.xml",
+ "$topdir/$topdir\_controller.swf",
+ "$topdir/$topdir\_embed.css",
+ "$topdir/$topdir\_First_Frame.png",
+ "$topdir/$topdir\_player.html",
+ "$topdir/$topdir\_Thumbnails.png",
+ "$topdir/playerProductInstall.swf",
+ "$topdir/scripts/",
+ "$topdir/scripts/config_xml.js",
+ "$topdir/scripts/handlebars.js",
+ "$topdir/scripts/jquery-1.7.1.min.js",
+ "$topdir/scripts/jquery-ui-1.8.15.custom.min.js",
+ "$topdir/scripts/modernizr.js",
+ "$topdir/scripts/player-min.js",
+ "$topdir/scripts/swfobject.js",
+ "$topdir/skins/",
+ "$topdir/skins/configuration_express.xml",
+ "$topdir/skins/express_show/",
+ "$topdir/skins/express_show/player-min.css",
+ "$topdir/skins/express_show/spritesheet.png");
+ my @camtasia8_4 = ("$topdir/","$topdir/$topdir.html",
+ "$topdir/$topdir.mp4",
+ "$topdir/$topdir\_config.xml",
+ "$topdir/$topdir\_controller.swf",
+ "$topdir/$topdir\_embed.css",
+ "$topdir/$topdir\_First_Frame.png",
+ "$topdir/$topdir\_player.html",
+ "$topdir/$topdir\_Thumbnails.png",
+ "$topdir/playerProductInstall.swf",
+ "$topdir/scripts/",
+ "$topdir/scripts/config_xml.js",
+ "$topdir/scripts/techsmith-smart-player.min.js",
+ "$topdir/skins/",
+ "$topdir/skins/configuration_express.xml",
+ "$topdir/skins/express_show/",
+ "$topdir/skins/express_show/spritesheet.min.css",
+ "$topdir/skins/express_show/spritesheet.png",
+ "$topdir/skins/express_show/techsmith-smart-player.min.css");
+ my @diffs = &compare_arrays(\@paths,\@camtasia6);
+ if (@diffs == 0) {
+ $is_camtasia = 6;
+ } else {
+ @diffs = &compare_arrays(\@paths,\@camtasia8_1);
+ if (@diffs == 0) {
+ $is_camtasia = 8;
+ } else {
+ @diffs = &compare_arrays(\@paths,\@camtasia8_4);
+ if (@diffs == 0) {
+ $is_camtasia = 8;
+ }
+ }
+ }
+ }
+ my $output;
+ if ($is_camtasia) {
+ $output = <<"ENDCAM";
+
+
' x2)."\n";
+ }
+ if ($is_dir) {
+ $output .= '
'."\n".
+ ''."\n";
+ } else {
+ $output .= ''."\n";
+ }
+ $output .= ' '.$name.'
';
+ last;
+ }
+ }
+ return $output;
+}
+
+sub captcha_settings {
+ my %captcha_params = (
+ output_dir => $Apache::lonnet::perlvar{'lonCaptchaDir'},
+ www_output_dir => "/captchaspool",
+ db_dir => $Apache::lonnet::perlvar{'lonCaptchaDb'},
+ numchars => '5',
+ );
+ return %captcha_params;
+}
+
+sub check_captcha {
+ my ($captcha_chk,$captcha_error);
+ my $code = $env{'form.code'};
+ my $md5sum = $env{'form.crypt'};
+ my %captcha_params = &captcha_settings();
+ my $captcha = Authen::Captcha->new(
+ output_folder => $captcha_params{'output_dir'},
+ data_folder => $captcha_params{'db_dir'},
+ );
+ $captcha_chk = $captcha->check_code($code,$md5sum);
+ my %captcha_hash = (
+ 0 => 'Code not checked (file error)',
+ -1 => 'Failed: code expired',
+ -2 => 'Failed: invalid code (not in database)',
+ -3 => 'Failed: invalid code (code does not match crypt)',
+ );
+ if ($captcha_chk != 1) {
+ $captcha_error = $captcha_hash{$captcha_chk}
+ }
+ return ($captcha_chk,$captcha_error);
+}
+
+sub create_recaptcha {
+ my ($pubkey) = @_;
+ my $use_ssl;
+ if ($ENV{'SERVER_PORT'} == 443) {
+ $use_ssl = 1;
+ }
+ my $captcha = Captcha::reCAPTCHA->new;
+ return $captcha->get_options_setter({theme => 'white'})."\n".
+ $captcha->get_html($pubkey,undef,$use_ssl).
+ &mt('If the text is hard to read, [_1] will replace them.',
+ '
').
+ '