Open-ILS/src/perlmods/lib/OpenILS/WWW/EGCatLoader.pm

   1 package OpenILS::WWW::EGCatLoader;
   2 use strict; use warnings;
   3 use CGI;
   4 use XML::LibXML;
   5 use URI::Escape;
   6 use Digest::MD5 qw(md5_hex);
   7 use Apache2::Const -compile => qw(OK DECLINED FORBIDDEN HTTP_INTERNAL_SERVER_ERROR REDIRECT HTTP_BAD_REQUEST);
   8 use OpenSRF::AppSession;
   9 use OpenSRF::EX qw/:try/;
  10 use OpenSRF::Utils qw/:datetime/;
  11 use OpenSRF::Utils::JSON;
  12 use OpenSRF::Utils::Logger qw/$logger/;
  13 use OpenILS::Application::AppUtils;
  14 use OpenILS::Utils::CStoreEditor qw/:funcs/;
  15 use OpenILS::Utils::Fieldmapper;
  16 use DateTime::Format::ISO8601;
  17
  18 # EGCatLoader sub-modules
  19 use OpenILS::WWW::EGCatLoader::Util;
  20 use OpenILS::WWW::EGCatLoader::Account;
  21 use OpenILS::WWW::EGCatLoader::Search;
  22 use OpenILS::WWW::EGCatLoader::Record;
  23
  24 my $U = 'OpenILS::Application::AppUtils';
  25
  26 sub new {
  27     my($class, $apache, $ctx) = @_;
  28
  29     my $self = bless({}, ref($class) || $class);
  30
  31     $self->apache($apache);
  32     $self->ctx($ctx);
  33     $self->cgi(CGI->new);
  34
  35     OpenILS::Utils::CStoreEditor->init; # just in case
  36     $self->editor(new_editor());
  37
  38     return $self;
  39 }
  40
  41
  42 # current Apache2::RequestRec;
  43 sub apache {
  44     my($self, $apache) = @_;
  45     $self->{apache} = $apache if $apache;
  46     return $self->{apache};
  47 }
  48
  49 # runtime / template context
  50 sub ctx {
  51     my($self, $ctx) = @_;
  52     $self->{ctx} = $ctx if $ctx;
  53     return $self->{ctx};
  54 }
  55
  56 # cstore editor
  57 sub editor {
  58     my($self, $editor) = @_;
  59     $self->{editor} = $editor if $editor;
  60     return $self->{editor};
  61 }
  62
  63 # CGI handle
  64 sub cgi {
  65     my($self, $cgi) = @_;
  66     $self->{cgi} = $cgi if $cgi;
  67     return $self->{cgi};
  68 }
  69
  70
  71 # -----------------------------------------------------------------------------
  72 # Perform initial setup, load common data, then load page data
  73 # -----------------------------------------------------------------------------
  74 sub load {
  75     my $self = shift;
  76
  77     $self->init_ro_object_cache;
  78
  79     my $stat = $self->load_common;
  80     return $stat unless $stat == Apache2::Const::OK;
  81
  82     my $path = $self->apache->path_info;
  83
  84     return $self->load_simple("home") if $path =~ /opac\/home/;
  85     return $self->load_simple("advanced") if $path =~ /opac\/advanced/;
  86     return $self->load_login if $path =~ /opac\/login/;
  87     return $self->load_logout if $path =~ /opac\/logout/;
  88     return $self->load_rresults if $path =~ /opac\/results/;
  89     return $self->load_record if $path =~ /opac\/record/;
  90
  91     # ----------------------------------------------------------------
  92     #  Everything below here requires authentication
  93     # ----------------------------------------------------------------
  94     return $self->redirect_secure($path)
  95         unless $self->cgi->https and $self->editor->requestor;
  96
  97     return $self->load_place_hold if $path =~ /opac\/place_hold/;
  98     return $self->load_myopac_holds if $path =~ /opac\/myopac\/holds/;
  99     return $self->load_myopac_circs if $path =~ /opac\/myopac\/circs/;
 100     return $self->load_myopac_fines if $path =~ /opac\/myopac\/main/;
 101     return $self->load_myopac_update_email if $path =~ /opac\/myopac\/update_email/;
 102     return $self->load_myopac_bookbags if $path =~ /opac\/myopac\/bookbags/;
 103     return $self->load_myopac if $path =~ /opac\/myopac/;
 104
 105     return Apache2::Const::OK;
 106 }
 107
 108 # -----------------------------------------------------------------------------
 109 # If a secure resource is requested insecurely, redirect to the login page,
 110 # then return to the originally requrested resource upon successful login.
 111 # -----------------------------------------------------------------------------
 112 sub redirect_secure {
 113     my ($self, $path) = @_;
 114     my $login_page = sprintf('https://%s%s/login', $self->apache->hostname, $self->ctx->{opac_root});
 115     my $redirect_to = uri_escape($self->apache->unparsed_uri);
 116     $self->apache->print($self->cgi->redirect(-url => "$login_page?redirect_to=$redirect_to"));
 117     return Apache2::Const::REDIRECT;
 118 }
 119
 120 # -----------------------------------------------------------------------------
 121 # Fall-through for loading a basic page
 122 # -----------------------------------------------------------------------------
 123 sub load_simple {
 124     my ($self, $page) = @_;
 125     $self->ctx->{page} = $page;
 126     return Apache2::Const::OK;
 127 }
 128
 129 # -----------------------------------------------------------------------------
 130 # Tests to see if the user is authenticated and sets some common context values
 131 # -----------------------------------------------------------------------------
 132 sub load_common {
 133     my $self = shift;
 134
 135     my $e = $self->editor;
 136     my $ctx = $self->ctx;
 137
 138     $ctx->{referer} = $self->cgi->referer;
 139     $ctx->{path_info} = $self->cgi->path_info;
 140     $ctx->{opac_root} = $ctx->{base_path} . "/opac"; # absolute base url
 141     $ctx->{is_staff} = ($self->apache->headers_in->get('User-Agent') =~ 'oils_xulrunner');
 142
 143     # capture some commonly accessed pages
 144     $ctx->{home_page} = 'http://' . $self->apache->hostname . $self->ctx->{opac_root} . "/home";
 145     $ctx->{logout_page} = 'https://' . $self->apache->hostname . $self->ctx->{opac_root} . "/logout";
 146
 147     if($e->authtoken($self->cgi->cookie('ses'))) {
 148
 149         if($e->checkauth) {
 150
 151             $ctx->{authtoken} = $e->authtoken;
 152             $ctx->{authtime} = $e->authtime;
 153             $ctx->{user} = $e->requestor;
 154
 155             $ctx->{user_stats} = $U->simplereq(
 156                 'open-ils.actor',
 157                 'open-ils.actor.user.opac.vital_stats',
 158                 $e->authtoken, $e->requestor->id);
 159
 160         } else {
 161
 162             # For now, keep an eye out for any pages being unceremoniously redirected to logout...
 163             $self->apache->log->info("loading " . $ctx->{path_info} . "; auth session " .
 164                 $e->authtoken . " no longer valid; redirecting to logout");
 165
 166             return $self->load_logout;
 167         }
 168     }
 169
 170     return Apache2::Const::OK;
 171 }
 172
 173
 174 # -----------------------------------------------------------------------------
 175 # Log in and redirect to the redirect_to URL (or home)
 176 # -----------------------------------------------------------------------------
 177 sub load_login {
 178     my $self = shift;
 179     my $cgi = $self->cgi;
 180     my $ctx = $self->ctx;
 181
 182     $ctx->{page} = 'login';
 183
 184     my $username = $cgi->param('username');
 185     my $password = $cgi->param('password');
 186     my $org_unit = $cgi->param('loc') || $ctx->{aou_tree}->()->id;
 187     my $persist = $cgi->param('persist');
 188
 189     # initial log form only
 190     return Apache2::Const::OK unless $username and $password;
 191
 192         my $seed = $U->simplereq(
 193         'open-ils.auth',
 194                 'open-ils.auth.authenticate.init', $username);
 195
 196     my $args = {
 197         username => $username,
 198         password => md5_hex($seed . md5_hex($password)),
 199         type => ($persist) ? 'persist' : 'opac'
 200     };
 201
 202     my $bc_regex = $ctx->{get_org_setting}->($org_unit, 'opac.barcode_regex');
 203
 204     $args->{barcode} = delete $args->{username}
 205         if $bc_regex and $username =~ /$bc_regex/;
 206
 207         my $response = $U->simplereq(
 208         'open-ils.auth', 'open-ils.auth.authenticate.complete', $args);
 209
 210     if($U->event_code($response)) {
 211         # login failed, report the reason to the template
 212         $ctx->{login_failed_event} = $response;
 213         return Apache2::Const::OK;
 214     }
 215
 216     # login succeeded, redirect as necessary
 217
 218     my $home = $self->apache->unparsed_uri;
 219     $home =~ s/\/login/\/home/;
 220
 221     $self->apache->print(
 222         $cgi->redirect(
 223             -url => $cgi->param('redirect_to') || $home,
 224             -cookie => $cgi->cookie(
 225                 -name => 'ses',
 226                 -path => '/',
 227                 -secure => 1,
 228                 -value => $response->{payload}->{authtoken},
 229                 -expires => ($persist) ? CORE::time + $response->{payload}->{authtime} : undef
 230             )
 231         )
 232     );
 233
 234     return Apache2::Const::REDIRECT;
 235 }
 236
 237 # -----------------------------------------------------------------------------
 238 # Log out and redirect to the home page
 239 # -----------------------------------------------------------------------------
 240 sub load_logout {
 241     my $self = shift;
 242
 243     $self->apache->print(
 244         $self->cgi->redirect(
 245             -url => $self->ctx->{home_page},
 246             -cookie => $self->cgi->cookie(
 247                 -name => 'ses',
 248                 -path => '/',
 249                 -value => '',
 250                 -expires => '-1h'
 251             )
 252         )
 253     );
 254
 255     return Apache2::Const::REDIRECT;
 256 }
 257
 258 1;
 259