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Action.pm
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Action.pm
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package Bio::Graphics::Browser2::Action;
#$Id$
# dispatch
use strict;
use Carp qw(croak confess cluck);
use CGI();
use Bio::Graphics::Browser2::TrackDumper;
use Bio::Graphics::Browser2::Render::HTML;
use Bio::Graphics::Browser2::SendMail;
use File::Basename 'basename';
use JSON;
use constant DEBUG => 0;
use Data::Dumper;
use Storable qw(dclone);;
use POSIX;
use Digest::MD5 'md5_hex';
sub new {
my $class = shift;
my $render = shift;
return bless \$render, ref $class || $class;
}
sub render {
my $self = shift;
return $$self;
}
# convenience functions
sub settings {shift->render->state}
sub state {shift->render->state}
sub data_source {shift->render->data_source}
sub session {shift->render->session}
sub segment {shift->render->segment}
# list of authentication events allowed prior to authentication
# all others are forbidden
sub is_authentication_event {
my $class = shift;
my $action = CGI::param('action');
my %ok = map {$_=>1} qw(gbrowse_login authorize_login plugin_authenticate plugin_login get_translation_tables reconfigure_plugin);
return $ok{$action};
}
sub handle_legacy_calls {
my $self = shift;
my $q = shift;
my $render = $self->render;
# redirect to galaxy form submission
if ($q->param('galaxy')) {
return (302,undef,$render->galaxy_link($render->state));
}
# redirect to the imagelink
if (my $format = $q->param('make_image')) {
return (302,undef,$render->image_link($render->state,$format));
}
if ($q->param('clear_dsn') || $q->param('reset_dsn')) {
return (302,undef,"?action=reset_dsn");
}
return;
}
sub ACTION_render_panels {
my $self = shift;
my $q = shift;
my $render = $self->render;
my $seg = eval {$render->region->seg};
return (204,'text/plain',undef) unless $seg;
my $source = $render->data_source;
$render->init_plugins();
my $html = $render->render_panels($seg,{overview => $source->show_section('overview'),
regionview => $source->show_section('region'),
detailview => $source->show_section('detail')});
return (200,'text/html',$html);
}
# each ACTION_* method corresponds to a "action=*" parameter on the CGI stack
sub ACTION_navigate {
my $self = shift;
my $q = shift;
my $render = $self->render;
my $source = $self->data_source;
my $settings = $self->settings;
my $action = $q->param('navigate') or croak "for the navigate action, a CGI argument named \"navigate\" must be present";
my $view_start = $q->param('view_start');
my $view_stop = $q->param('view_stop');
unless (!defined $view_start or $view_start eq 'NaN' or $view_stop eq 'NaN') {
$render->state->{view_start} = ($view_start && $view_start >= 0)? $view_start : $render->state->{view_start},
$render->state->{view_stop} = ($view_stop && $view_stop >= 0)? $view_stop : $render->state->{view_stop},
}
my $updated = $render->asynchronous_update_coordinates($action);
$render->init_database() if $updated;
my ( $track_keys, $display_details, $details_msg )
= $render->background_track_render();
my $overview_scale_return_object
= $render->asynchronous_update_overview_scale_bar() if $source->show_section('overview');
my $region_scale_return_object
= $render->asynchronous_update_region_scale_bar()
if ( $settings->{region_size} && $source->show_section('region'));
my $detail_scale_return_object
= $render->asynchronous_update_detail_scale_bar() if $source->show_section('detail');
my $segment_info_object = $render->segment_info_object();
warn "navigate() returning track keys = ",join ' ',%$track_keys if DEBUG;
my $return_object = {
segment => $settings->{name},
segment_info => $segment_info_object,
track_keys => $track_keys,
display_details => $display_details,
details_msg => $details_msg,
overview_scale_bar => $overview_scale_return_object,
region_scale_bar => $region_scale_return_object,
detail_scale_bar => $detail_scale_return_object,
};
$self->session->flush;
return (200,'application/json',$return_object);
}
sub ACTION_update_sections {
my $self = shift;
my $q = shift;
my $render = $self->render;
my @section_names = $q->param('section_names');
my $keyword = $q->param('keyword');
my $offset = $q->param('offset');
my @args = (\@section_names);
my $section_html = $render->asynchronous_update_sections(\@section_names, $keyword, $offset);
my $return_object = { section_html => $section_html, };
$self->session->flush;
return ( 200, 'application/json', $return_object );
}
sub ACTION_configure_track {
my $self = shift;
my $q = shift;
my $track_name = $q->param('track') or croak;
my $revert = $q->param('track_defaults');
# this is fixing an upstream bug of some sort
$track_name =~ s/:(overview|region|detail)$//
if $track_name =~/^(plugin|file|http|ftp)/;
my $html = $self->render->track_config($track_name,$revert);
$self->session->flush;
return ( 200, 'text/html', $html );
}
sub ACTION_cite_track {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $track_name = $q->param('track') or croak;
my $html = $self->render->track_citation($track_name);
return ( 200, 'text/html', $html );
}
sub ACTION_download_track_menu {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $track_name = $q->param('track') or croak;
my $view_start = $q->param('view_start');
my $view_stop = $q->param('view_stop');
my $html = $self->render->download_track_menu($track_name,$view_start,$view_stop);
return ( 200, 'text/html', $html );
}
# return a listing of all discoverable tracks
sub ACTION_scan {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $dumper = Bio::Graphics::Browser2::TrackDumper->new(
-data_source => $self->data_source(),
);
return (200, 'text/plain', $dumper->get_scan);
}
sub ACTION_reconfigure_track {
my $self = shift;
my $q = shift;
my $track_name = $q->param('track') or croak;
my $semantic_label = $q->param('semantic_label');
$self->render->reconfigure_track($track_name,$semantic_label);
$self->session->flush;
return ( 200, 'application/json', {} );
}
sub ACTION_share_track {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $track_name = $q->param('track') or croak;
my $html = $self->render->share_track($track_name);
return ( 200, 'text/html', $html );
}
sub ACTION_retrieve_multiple {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $render = $self->render;
$render->init_plugins();
my %track_html;
my @track_ids = $q->param('track_ids');
foreach my $track_id (@track_ids) {
my $track_key = $q->param( 'tk_' . $track_id ) or next;
warn "retrieving $track_id=>$track_key" if DEBUG;
$track_html{$track_id} = $render->render_deferred_track(
cache_key => $track_key,
track_id => $track_id,
) || '';
}
my $return_object = { track_html => \%track_html, };
return ( 200, 'application/json', $return_object );
}
sub ACTION_add_tracks {
my $self = shift;
my $q = shift;
my $render = $self->render;
my @track_names = $q->param('track_names');
$render->init_database();
$render->init_plugins();
my $track_data = $render->add_tracks(\@track_names);
my $return_object = { track_data => $track_data, };
$self->session->flush;
return ( 200, 'application/json', $return_object );
}
sub ACTION_set_track_visibility {
my $self = shift;
my $q = shift;
my $render = $self->render;
my $track_name = $q->param('track_name') or croak;
my $visible = $q->param('visible');
warn "$track_name=>$visible" if DEBUG;
if ($visible) {
$render->init_plugins();
$render->add_track_to_state($track_name);
}
else {
$render->remove_track_from_state($track_name);
}
$self->session->flush;
return (204,'text/plain',undef);
}
# parameters:
# method: 'post',
# parameters: {
# action: 'set_favorite',
# label: track_id,
# favorite: true_or_false,
# }
sub ACTION_set_favorite {
my $self = shift;
my $q = shift;
my $labels = $q->param('label') or croak "call me with the 'label' argument";
my $is_favorite = $q->param('favorite');
my $settings = $self->state;
warn "lebels = $labels" if DEBUG;
my @labels = split(',' , $labels);
warn "lebels = @labels" if DEBUG;
foreach my $label(@labels){
$settings->{favorites}{$label} = $is_favorite;
if ($is_favorite == 0){delete($settings->{favorites}{$label})};
}
$self->session->flush;
return (204,'text/plain',undef);
}
#
# parameters:
# method: 'post',
# parameters: {
# action: 'show_favorites',
# show: true_or_false,
# }
sub ACTION_show_favorites {
my $self = shift;
my $q = shift;
my $show = $q->param('show');
my $settings = $self->state;
$settings->{show_favorites} = $show;
warn "show_favorites($settings->{show_favorites})" if DEBUG;
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_clear_favorites {
my $self = shift;
my $q = shift;
my $clear = $q->param('clear');
my $settings = $self->state;
$settings->{favorites}={} if $clear;
warn "show_favorites($settings->{show_favorites})" if DEBUG;
$self->session->flush;
return (204,'text/plain',undef);
}
# *** The Snapshot actions
sub ACTION_delete_snapshot {
my $self = shift;
my $q = shift;
my $name = $q->param('name');
my $snapshots = $self->session->snapshots;
delete $snapshots->{$name};
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_save_snapshot {
my $self = shift;
my $q = shift;
my $name = $q->param('name');
my $snapshots = $self->session->snapshots;
my $settings = $self->settings;
my $imageURL = $self->render->image_link($settings);
my $UTCtime = strftime("%Y-%m-%d %H:%M:%S\n", gmtime(time));
# Creating a deep copy of the snapshot
my $snapshot = dclone $settings;
$snapshot->{image_url} = $imageURL;
$snapshots->{$name}{data} = $snapshot;
$snapshots->{$name}{session_time} = $UTCtime;
# Each snapshot has a unique snapshot_id (currently just an md5 sum of the unix time it is created
my $snapshot_id = md5_hex(time);
$snapshots->{$name}{snapshot_id} = $snapshot_id;
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_set_snapshot {
my $self = shift;
my $q = shift;
my $name = $q->param('name');
my $settings = $self->settings;
my $snapshots = $self->session->snapshots;
%{$settings} = %{dclone $snapshots->{$name}{data}};
warn "set_snapshot(start = ",$settings->{start},')';
my @selected_tracks = $self->render->visible_tracks;
my $segment_info = $self->render->segment_info_object();
$self->session->flush;
return(200,'application/json',{tracks=>\@selected_tracks,segment_info=>$segment_info});
}
sub ACTION_send_snapshot {
my $self = shift;
my $q = shift;
my $name = $q->param('name');
my $url = $q->param('url');
my $snapshots = $self->session->snapshots;
my $settings = $self->state;
my $id = $self->session->uploadsid;
my $globals = $self->render->globals;
my $dir = $globals->user_dir;
my $filename = $snapshots->{$name}{snapshot_id};
my $source = $self->session->source;
mkdir File::Spec->catfile($dir,$source,$id);
#Storing the snapshot as a string and saving it to a textfile. Typical directory /var/lib/gbrowse2/userdata/{source}/{uploadid}:
my $snapshot = Dumper($snapshots->{$name}{data});
open SNAPSHOT, ">$dir/$source/$id/$filename.txt" or die "Can't open $dir: $!";
print SNAPSHOT "$snapshot";
close SNAPSHOT;
# The snapshot information is embedded into the URL
$url = "$url?id=$id&snapname=$name&snapcode=$filename&source=$source";
$url =~ s/ /%20/g;
$self->session->flush;
return(200,'text/plain',$url);
}
sub ACTION_mail_snapshot {
my $self = shift;
my $q = shift;
my $name = $q->param('name');
my $to_email = $q->param('email');
my $url = $q->param('url');
my $settings = $self->state;
my $snapshots = $self->session->snapshots;
my $id = $self->session->uploadsid;
my $source = $self->session->source;
my $globals = $self->render->globals;
my $dir = $globals->user_dir;
my $filename = $snapshots->{$name}{snapshot_id};
mkdir File::Spec->catfile($dir,$source,$id);
#Storing the snapshot as a string and saving it to a textfile. Typical directory /var/lib/gbrowse2/userdata/{source}/{uploadid}:
my $snapshot = Dumper($snapshots->{$name}{data});
open SNAPSHOT, ">$dir/$source/$id/$filename.txt" or die "Can't open $dir: $!";
print SNAPSHOT "$snapshot";
close SNAPSHOT;
# The snapshot information is embedded into the URL
$url = "$url?id=$id&snapname=$name&snapcode=$filename&source=$source";
$url =~ s/ /%20/g;
my $subject = "Genome Browser Snapshot";
my $contents = "Please follow this link to load the GBrowse snapshot: $url";
# An email is sent containing the snapshot information
$self->Bio::Graphics::Browser2::SendMail::do_sendmail($globals, {
from => $globals->email_address,
from_title => $globals->application_name,
to => $to_email,
subject => $subject,
msg => $contents});
$self->session->flush;
return(204,'text/plain',undef);
}
sub ACTION_load_snapshot_from_file {
my $self = shift;
my $q = shift;
my $source = $q->param('browser_source');
my $filename = $q->param('snapcode');
my $name = $q->param('snapname');
$filename =~ s/%20/ /g; # not needed?
$filename =~ s![/.]!!g;
my $from_id = $q->param('id');
my $settings = $self->state;
my $userid = $settings->{userid};
# The snapshot is loaded from the global variable
my $globals = $self->render->globals;
my $dir = $globals->user_dir;
my $snapshot_data;
open SNAPSHOT, "<$dir/$source/$from_id/$filename.txt" or die "Can't open $dir: $!";
$snapshot_data = do { local $/; <SNAPSHOT> };
close SNAPSHOT;
my $snapshot = eval "my $snapshot_data";
if (!$snapshot){
return(504,'text/plain',undef);
} else {
my $UTCtime = strftime("%Y-%m-%d %H:%M:%S\n", gmtime(time));
$snapshot->{session_time} = $UTCtime;
$snapshot->{userid} = $userid;
my $snapshot_id = md5_hex(time);
$snapshot->{snapshot_id} = $snapshot_id;
$self->snapshots->{$name} = $snapshot;
$self->session->flush;
return(204,'text/plain',undef);
}
}
# END snapshot section
sub ACTION_reconfigure_plugin {
my $self = shift;
my $q = shift;
my $plugin = $q->param('plugin');
# currently we reinit all plugins, not just the one involved
$self->render->init_plugins();
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_rerender_track {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $render = $self->render;
my $track_id = $q->param('track_id');
my $nocache = $q->param('nocache');
$render->init_database();
$render->init_plugins();
$render->init_remote_sources if $track_id =~ /http|ftp|das/;
my ( $track_keys, $display_details, $details_msg )
= $render->background_individual_track_render($track_id,$nocache);
my $return_object = {
track_keys => $track_keys,
display_details => $display_details,
details_msg => $details_msg,
};
return (200,'application/json',$return_object);
}
sub ACTION_show_hide_section {
my $self = shift;
my $q = shift;
my @show = $q->param('show');
my @hide = $q->param('hide');
my $settings = $self->state;
$settings->{section_visible}{$_} = 0 foreach @hide;
$settings->{section_visible}{$_} = 1 foreach @show;
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_open_collapse_track {
my $self = shift;
my $q = shift;
my @open = $q->param('open');
my @collapse = $q->param('collapse');
my $settings = $self->state;
$settings->{track_collapsed}{$_} = 1 foreach @collapse;
$settings->{track_collapsed}{$_} = 0 foreach @open;
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_change_track_order {
my $self = shift;
my $q = shift;
warn "change_track_order()" if DEBUG;
my $settings = $self->state;
my @labels = $q->param('label[]') or return;
foreach (@labels) {
s/%5F/_/g;
s/:(overview|region|detail)$// if m/^(plugin|file|http|ftp)/;
}
my %seen;
@{ $settings->{tracks} } = grep { length() > 0 && !$seen{$_}++ }
( @labels, @{ $settings->{tracks} } );
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_set_display_option {
my $self = shift;
# this is a little bogus because update_options() is going to
# read from the CGI parameter list directly.
$self->render->update_options;
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_bookmark {
my $self = shift;
$self->session->unlock;
my $q = shift;
$self->state->{start} = $q->param('view_start') || $self->state->{start};
$self->state->{stop} = $q->param('view_stop') || $self->state->{stop};
return (302,undef,$self->render->bookmark_link($self->state));
}
sub ACTION_autocomplete {
my $self = shift;
my $q = shift;
my $render = $self->render;
$self->session->unlock;
my $match = $q->param('prefix') or croak;
if ($match =~ /^\w+:\d+/) { # region search, give up
return(200,'text/html',$render->format_autocomplete([],''));
}
my $search = $render->get_search_object;
my $matches= $search->features_by_prefix($match,100);
my $autocomplete = $render->format_autocomplete($matches,$match);
return (200,'text/html',$autocomplete);
}
sub ACTION_autocomplete_upload_search {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $render = $self->render;
warn "prefix search...";
my $match = $q->param('prefix') or croak;
my $usertracks = $render->user_tracks;
my $matches= $usertracks->prefix_search($match);
my $autocomplete = $render->format_upload_autocomplete($matches,$match);
return (200,'text/html',$autocomplete);
}
sub ACTION_autocomplete_user_search {
my $self = shift;
my $q = shift;
my $render = $self->render;
$self->session->unlock;
my $match = $q->param('prefix') or croak;
my $usertracks = $render->user_tracks;
my $matches = $usertracks->user_search($match);
my $autocomplete = $render->format_upload_autocomplete($matches,$match);
return (200,'text/html',$autocomplete);
}
sub ACTION_reset_dsn {
my $self = shift;
$self->data_source->clear_cached_config();
$self->session->flush;
return (204,'text/plain',undef);
}
# this supports the internal login/account facilities
sub ACTION_gbrowse_login {
my $self = shift;
my $q = shift;
$self->session->unlock();
my $render = $self->render;
my $login = $render->login_manager;
return $login->run_asynchronous_request($q);
}
sub ACTION_authorize_login {
my $self = shift;
my $q = shift;
my $username = $q->param('username') or croak "no username provided";
my $session = $q->param('session') or croak "no session ID provided";
my $openid = $q->param('openid'); # or croak;
my $remember = $q->param('remember'); # or croak;
my ($sessionid,$nonce) = $self->render->authorize_user($username, $session, $remember, $openid);
$sessionid or return(403,'application/txt','unknown user');
$self->session->flush;
return (200,'application/json',{id=>$sessionid,authority=>$nonce});
}
sub ACTION_register_upload {
my $self = shift;
my $q = shift;
my $id = $q->param('upload_id');
my $name = $q->param('upload_name');
my $userdata = $self->render->usertracks;
if ($id && $name) {
$self->state->{uploads}{$id} = [$userdata->escape_url($name), 0];
}
$self->session->flush;
return (204,'text/plain',undef);
}
sub ACTION_upload_file {
my $self = shift;
my $q = shift;
my $fh = $q->param('file');
my $data = $q->param('data');
my $url = $q->param('mirror_url');
my $workaround = $q->param('workaround');
my $overwrite = $q->param('overwrite') || 0;
($fh || $data || $url) or
return(200,'text/html',JSON::to_json({success=>0,
error_msg=>'empty file'}
));
my $upload_id = $q->param('upload_id');
my $render = $self->render;
my $state = $self->state;
my $session = $render->session;
my $usertracks = $render->user_tracks;
my $name = $fh ? basename($fh)
: $url ? $url
: $q->param('name');
$name ||= 'Uploaded file';
my $content_type = "text/plain"; #? fh? $q->uploadInfo($fh)->{'Content-Type'} : 'text/plain'; - seems to be a problem with UploadInfo().
my $track_name = $usertracks->escape_url($name);
$state->{uploads}{$upload_id} = [$track_name,$$];
$session->flush();
my ($result,$msg,$tracks,$pid);
# in case user pasted the "share link" into the upload field.
if ($url && $url =~ /share_link=([0-9a-fA-F]+)/) {
my $file = $1;
my $t = $self->render->share_link($file);
($result,$msg,$tracks,$pid) = (1,'shared track added to your session',$t,$$);
}
else {
($result, $msg, $tracks, $pid) = $url ? $usertracks->mirror_url($track_name, $url, 1,$self->render)
:$data ? $usertracks->upload_data($track_name, $data, $content_type, 1)
: $usertracks->upload_file($track_name, $fh, $content_type, $overwrite);
}
$session->lock_ex;
delete $self->state->{uploads}{$upload_id};
$session->flush();
# simplify the message if it is coming from BioPerl
$msg = $1 if $msg =~ /MSG:\s+(.+?)\nSTACK/s;
$msg =~ s/\n.+\Z//s;
$msg =~ s/[\n"]/ /g;
my $return_object = {
success => $result || 0,
error_msg => CGI::escapeHTML($msg),
tracks => $tracks,
uploadName => $name,
};
if ($q->param('forcejson')) {
return (200, 'application/json', $return_object);
} else {
return (200, 'text/html', JSON::to_json($return_object));
}
}
sub ACTION_import_track {
my $self = shift;
my $q = shift;
my $url = $q->param('url') or
return(200, 'text/html', JSON::to_json({
success=>0,
error_msg=>'no URL provided'
}));
my $upload_id = $q->param('upload_id');
my $workaround = $q->param('workaround');
my $render = $self->render;
my $state = $self->state;
my $session = $render->session;
my $usertracks = $render->user_tracks;
(my $track_name = $url) =~ tr!a-zA-Z0-9_%^@.!_!cs;
$state->{uploads}{$upload_id} = [$track_name, $$];
$session->flush;
my ($result, $msg, $tracks) = $usertracks->import_url($url);
$session->lock_ex;
delete $self->state->{uploads}{$upload_id};
$session->flush;
my $return_object = {
success => $result || 0,
error_msg => CGI::escapeHTML($msg),
tracks => $tracks,
uploadName=> $url,
};
return (200, 'text/html', JSON::to_json($return_object));
#return (200, 'application/json', {tracks => $tracks});
}
sub ACTION_delete_upload {
my $self = shift;
my $q = shift;
my $file = $q->param('upload_id') or croak;
my $render = $self->render;
my $usertracks = $render->user_tracks;
my @tracks = $usertracks->labels($file);
foreach (@tracks) {
my (undef,@db_args) = $self->data_source->db_settings($_);
Bio::Graphics::Browser2::DataBase->delete_database(@db_args);
$render->remove_track_frdata__state($_);
}
$usertracks->delete_file($file);
$self->render->data_source->clear_cached_config;
$self->session->flush;
return (200, 'text/html', JSON::to_json({tracks => \@tracks}));
#return (200, 'application/json', {tracks => \@tracks});
}
sub ACTION_upload_status {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $upload_id = $q->param('upload_id');
my $status = 'status unknown';
my $file_name = 'Unknown';
my $state = $self->state;
my $render = $self->render;
if ($file_name = $state->{uploads}{$upload_id}[0]) {
my $usertracks = $render->user_tracks;
my $file = $usertracks->database? $usertracks->get_file_id($file_name) : $file_name;
$status = $usertracks->status($file);
return (200,'text/html', "<b>$file_name:</b> <i>$status</i>");
} else {
my $waiting = $render->translate('PENDING');
return (200,'text/html', "<i>$waiting</i>");
}
}
sub ACTION_cancel_upload {
my $self = shift;
my $q = shift;
my $upload_id = $q->param('upload_id');
my $state = $self->state;
my $render = $self->render;
my $usertracks = $render->user_tracks;
if ($state->{uploads}{$upload_id} && (my ($file_name, $pid) = @{$state->{uploads}{$upload_id}})) {
kill TERM=>$pid;
my $file = ($usertracks =~ /database/)? $usertracks->get_file_id($file_name) : $file_name;
$usertracks->delete_file($file);
delete $state->{uploads}{$upload_id};
$self->session->flush;
return (200,'text/html',"<b>$file_name:</b> <i>" . $self->render->translate('CANCELLING') . "</i>");
} else {
return (200,'text/html',"<i>" . $self->render->translate('NOT_FOUND') . "</i>");
}
}
sub ACTION_set_upload_description {
my $self = shift;
my $q = shift;
my $state = $self->state;
my $render = $self->render;
my $file = $q->param('upload_id') or confess "No file given to set_upload_description.";
my $new_description = $q->param('description');
my $usertracks = $render->user_tracks;
$usertracks->description($file, $new_description);
return (204,'text/plain',undef);
}
sub ACTION_set_upload_title {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $state = $self->state;
my $render = $self->render;
my $file = $q->param('upload_id') or confess "No file given to set_upload_title.";
my $new_title = $q->param('title') or confess "No new title given to set_upload_title.";
my $usertracks = $render->user_tracks;
$usertracks->title($file, $new_title);
return (204,'text/plain',undef);
}
sub ACTION_set_upload_track_key {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $state = $self->state;
my $render = $self->render;
my $file = $q->param('upload_id') or confess "No file given to set_upload_track_key.";
my $label = $q->param('label') or confess "No label given to set_upload_track_key.";
my $new_key = $q->param('key') or confess "No new key given to set_upload_track_key.";
my $usertracks = $render->user_tracks;
$new_key = $usertracks->set_key($file, $label, $new_key);
return (200,'text/plain',$new_key);
}
sub ACTION_share_file {
my $self = shift;
my $q = shift;
my $render = $self->render;
$render->session->unlock(); # session manipulation happening here
my $fileid = $q->param('fileid') or confess "No file ID given to share_file.";
my $userid = $q->param('userid'); #Will use defailt (logged-in user) if not given.
if ($userid =~ /\(([^\)]+)\)/) {
$userid = $1;
}
my $usertracks = $render->user_tracks;
my @tracks = $usertracks->labels($fileid);
$usertracks->share($fileid, $userid);
return (200, 'text/plain', JSON::to_json({tracks => \@tracks}));
}
sub ACTION_unshare_file {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $render = $self->render;
$render->session->unlock(); # will need this
my $fileid = $q->param('fileid') or confess "No file ID given to unshare_file.";
my $userid = $q->param('userid'); #Will use defailt (logged-in user) if not given.
my $usertracks = $render->user_tracks;
my @tracks = $usertracks->labels($fileid);
$usertracks->unshare($fileid, $userid);
return (200, 'text/plain', JSON::to_json({tracks => \@tracks}));
}
sub ACTION_change_permissions {
my $self = shift;
my $q = shift;
$self->session->unlock;
my $render = $self->render;
my $fileid = $q->param('fileid') or confess "No file ID given to change_permissions.";
my $new_policy = $q->param('sharing_policy') or confess "No new sharing policy given to change_permissions.";
my $usertracks = $render->user_tracks;
$usertracks->permissions($fileid, $new_policy);
return (204, 'text/plain', undef);
}
sub ACTION_modifyUserData {
my $self = shift;
my $q = shift;
my $ftype = $q->param('sourceFile');
my $file = $q->param('file');
my $text = $q->param('data');
my $upload_id = $q->param('upload_id');
my $userdata = $self->render->user_tracks;
my $state = $self->state;
$state->{uploads}{$upload_id} = [$userdata->escape_url($ftype),$$];
if ($ftype eq 'conf') {
$userdata->merge_conf($file, $text);
} else {
$userdata->upload_data($ftype, $text, 'text/plain', 1); # overwrite
}
delete $state->{uploads}{$upload_id};
my @tracks = $userdata->labels($file);
$self->render->track_config($_,'revert') foreach @tracks;
$self->session->flush;