package OpenILS::Utils::ScriptRunner;
use strict; use warnings;
use OpenSRF::Utils::Logger qw(:logger);
-use OpenILS::Utils::SpiderMonkey;
+use OpenSRF::EX qw(:try);
+use JavaScript::SpiderMonkey;
+use LWP::UserAgent;
+use XML::LibXML;
+use Time::HiRes qw/time/;
+use vars qw/%_paths/;
-sub new {
+sub new {
my $class = shift;
my %params = @_;
$class = ref($class) || $class;
+ $params{paths} ||= [];
+
+ my $self = bless { file => $params{file},
+ libs => $params{libs},
+ _path => {%_paths} } => $class;
+
+ $self->add_path($_) for @{$params{paths}};
+ return $self->init;
+}
+
+sub context {
+ my( $self, $context ) = @_;
+ $self->{ctx} = $context if $context;
+ return $self->{ctx};
+}
+
+sub init {
+ my $self = shift;
+ $self->context( new JavaScript::SpiderMonkey );
+ $self->context->init();
+
+
+ # eating our own dog food with insert
+ $self->insert(perl_print => sub { print "@_\n"; } );
+ $self->insert(perl_warn => sub { warn @_; } );
+ $self->insert(log_activity => sub { $logger->activity(@_); return 1;} );
+ $self->insert(log_error => sub { $logger->error(@_); return 1;} );
+ $self->insert(log_warn => sub { $logger->warn(@_); return 1;} );
+ $self->insert(log_info => sub { $logger->info(@_); return 1;} );
+ $self->insert(log_debug => sub { $logger->debug(@_); return 1;} );
+ $self->insert(log_internal => sub { $logger->internal(@_); return 1;} );
+ $self->insert(debug => sub { $logger->debug(@_); return 1;} );
+ $self->insert(alert => sub { $logger->warn(@_); return 1;} );
+ $self->insert(load_lib => sub { $self->load_lib(@_); });
+
+ # XML support functions
+ $self->insert(
+ _OILS_FUNC_xmlhttprequest_send => sub { $self->_xmlhttprequest_send(@_); });
+ $self->insert(
+ _OILS_FUNC_xml_parse_string => sub { $self->_parse_xml_string(@_); });
+
+ $self->load_lib($_) for @{$self->{libs}};
+
+ return $self;
+}
+
+sub refresh_context {
+ my $self = shift;
+ $self->context->destroy;
+ $self->init;
+}
+
+sub load {
+ my( $self, $filename ) = @_;
+ $self->{file} = $filename;
+}
+
+sub run {
+ my $self = shift;
+ my $file = shift() || $self->{file};
+ my $js = $self->context;
+
+ $file = $self->_find_file($file);
+
+ if( ! open(F, $file) ) {
+ $logger->error("Error opening script file: $file");
+ return 0;
+ }
+
+ { local $/ = undef;
+ my $content = <F>;
+ my $s = time();
+ if( !$js || !$content || !$js->eval($content) ) {
+ $logger->error("$file Eval failed: $@");
+ return 0;
+ }
+ $logger->debug("eval of $file took ". sprintf('%0.3f', time - $s) . " seconds");
+ }
+
+ close(F);
+ return 1;
+}
+
+sub remove_path {
+ my( $self, $path ) = @_;
+ if (ref($self)) {
+ if ($self->{_path}{$path}) {
+ $self->{_path}{$path} = 0;
+ }
+ return $self->{_path}{$path};
+ } else {
+ if ($_paths{$path}) {
+ $_paths{$path} = 0;
+ }
+ return $_paths{$path};
+ }
+}
+
+sub add_path {
+ my( $self, $path ) = @_;
+ if (ref($self)) {
+ if (!$self->{_path}{$path}) {
+ $self->{_path}{$path} = 1;
+ }
+ } else {
+ if (!$_paths{$path}) {
+ $_paths{$path} = 1;
+ }
+ }
+ return $self;
+}
+
+sub _find_file {
+ my $self = shift;
+ my $file = shift;
+ for my $p ( keys %{ $self->{_path} } ) {
+ next unless ($self->{_path}{$p});
+ my $full = join('/',$p,$file);
+ return $full if (-e $full);
+ }
+}
+
+sub load_lib {
+ my( $self, $file ) = @_;
+ if (!$self->{_loaded}{$file} && $self->run( $file )) {
+ $self->{_loaded}{$file} = 1;
+ }
+ return $self->{_loaded}{$file};
+}
+
+sub _js_prop_name {
+ my $name = shift;
+ $name =~ s/^.*\.//o;
+ return $name;
+}
+
+sub retrieve {
+ my( $self, $key ) = @_;
+ return $self->context->property_get($key);
+}
+
+sub insert_method {
+ my( $self, $obj_key, $meth_name, $sub ) = @_;
+ my $obj = $self->context->object_by_path( $obj_key );
+ $self->context->function_set( $meth_name, $sub, $obj ) if $obj;
+}
+
+
+sub insert {
+ my( $self, $key, $val, $RO ) = @_;
+ return unless defined($key);
- my $type = $params{type} || 'js';
- my $thingy = OpenILS::Utils::SpiderMonkey->new( %params ) if( $type =~ /js/i );
+ if (ref($val) =~ /^Fieldmapper/o) {
+ $self->insert_fm($key, $val, $RO);
+ } elsif (ref($val) and $val =~ /ARRAY/o) {
+ $self->insert_array($key, $val, $RO);
+ } elsif (ref($val) and $val =~ /HASH/o) {
+ $self->insert_hash($key, $val, $RO);
+ } elsif (ref($val) and $val =~ /CODE/o) {
+ $self->context->function_set( $key, $val );
+ } elsif (!ref($val)) {
+ if( defined($val) ) {
+ $self->context->property_by_path(
+ $key, $val,
+ sub { $val },
+ ( !$RO ?
+ sub { my( $k, $v ) = @_; $val = $v; } :
+ sub{}
+ )
+ );
+ } else {
+ $self->context->property_by_path($key);
+ }
- if($thingy) {
- $thingy->init;
- return $thingy;
+ } else {
+ return 0;
+ }
+
+ return 1;
+}
+
+sub insert_fm {
+
+ my( $self, $key, $fm, $RO ) = @_;
+ my $ctx = $self->context;
+ return undef unless ($ctx and $key and $fm);
+ my $o = $ctx->object_by_path($key);
+
+ for my $f ( $fm->properties ) {
+ my $val = $fm->$f();
+ if (ref $val) {
+ $self->insert("$key.$f", $val);
+ } else {
+ $ctx->property_by_path(
+ "$key.$f",
+ $val,
+ sub {
+ my $k = _js_prop_name(shift());
+ $fm->$k();
+ },
+
+ ( !$RO ?
+ sub {
+ my $k = _js_prop_name(shift());
+ $fm->ischanged(1);
+ $fm->$k(@_);
+ } :
+ sub {}
+ )
+ );
+ }
+ }
+}
+
+sub insert_hash {
- } else {
- $logger->error("Unknown script type in OpenILS::Utils::ScriptRunner");
+ my( $self, $key, $hash, $RO ) = @_;
+ my $ctx = $self->context;
+ return undef unless ($ctx and $key and $hash);
+ $ctx->object_by_path($key);
+
+ for my $k ( keys %$hash ) {
+ my $v = $hash->{$k};
+ if (ref $v) {
+ $self->insert("$key.$k", $v);
+ } else {
+ $ctx->property_by_path(
+ "$key.$k", $v,
+ sub { $hash->{_js_prop_name(shift())} },
+ ( !$RO ?
+ sub {
+ my( $hashkey, $val ) = @_;
+ $hash->{_js_prop_name($hashkey)} = $val; }
+ } :
+ sub {}
+ )
+ );
+ }
}
- return undef;
}
-sub init {$logger->error("METHOD NOT DEFINED"); }
+my $__array_id = 0;
+sub insert_array {
-# the script context
-sub context {$logger->error("METHOD NOT DEFINED"); }
+ my( $self, $key, $array ) = @_;
+ my $ctx = $self->context;
+ return undef unless ($ctx and $key and $array);
+
+ my $a = $ctx->array_by_path($key);
+
+ my $ind = 0;
+ for my $v ( @$array ) {
+ if (ref $v) {
+ my $elobj = $ctx->object_by_path('__tmp_arr_el'.$__array_id);
+ $self->insert('__tmp_arr_el'.$__array_id, $v);
+ $ctx->array_set_element_as_object( $a, $ind, $elobj );
+ $__array_id++;
+ } else {
+ $ctx->array_set_element( $a, $ind, $v ) if defined($v);
+ }
+ $ind++;
+ }
+}
+
+sub _xmlhttprequest_send {
+ my $self = shift;
+ my $id = shift;
+ my $method = shift;
+ my $url = shift;
+ my $blocking = shift;
+ my $headerlist = shift;
+ my $data = shift;
+
+ my $ctx = $self->context;
+
+ # just so perl has access to it...
+ $ctx->object_by_path('__xmlhttpreq_hash.id'.$id);
+
+ my $headers = new HTTP::Headers;
+ my @lines = split(/\n/so, $headerlist);
+ for my $line (@lines) {
+ if ($line =~ /^(.+?)|(.+)$/o) {
+ $headers->header($1 => $2);
+ }
+ }
+
+ my $ua = LWP::UserAgent->new;
+ $ua->agent("OpenILS/0.1");
+
+ my $req = HTTP::Request->new($method => $url => $headers => $data);
+ my $res = $ua->request($req);
+
+ if ($res->is_success) {
+
+ $ctx->property_by_path('__xmlhttpreq_hash.id'.$id.'.responseText', $res->content);
+ $ctx->property_by_path('__xmlhttpreq_hash.id'.$id.'.readyState', 4);
+ $ctx->property_by_path('__xmlhttpreq_hash.id'.$id.'.statusText', $res->status_line);
+ $ctx->property_by_path('__xmlhttpreq_hash.id'.$id.'.status', $res->code);
+
+ }
+
+}
-# Retrieves a value based on key
-sub retrieve {$logger->error("METHOD NOT DEFINED"); }
+sub _parse_xml_string {
+ my $self = shift;
+ my $string = shift;
+ my $key = shift;
-# generic insertion method - should work on arrays,
-# hashes, fieldmapper objects, and scalars
-sub insert {$logger->error("METHOD NOT DEFINED"); }
-# loads an external script
-sub load { $logger->error("METHOD NOT DEFINED"); }
+ my $doc;
+ my $s = 0;
+ try {
+ $doc = XML::LibXML->new->parse_string( $string );
+ $s = 1;
+ } catch Error with {
+ my $e = shift;
+ warn "Could not parse document: $e\n";
+ };
+ return unless ($s);
+
+ _JS_DOM($self->context, $key, $doc);
+}
+
+sub _JS_DOM {
+ my $ctx = shift;
+ my $key = shift;
+ my $node = shift;
+
+ if ($node->nodeType == 9) {
+ $node = $node->documentElement;
+
+ my $n = $node->nodeName;
+ my $ns = $node->namespaceURI;
+ $ns =~ s/'/\'/gso if ($ns);
+ $ns = "'$ns'" if ($ns);
+ $ns = 'null' unless ($ns);
+ $n =~ s/'/\'/gso;
+
+ #warn("$key = DOMImplementation().createDocument($ns,'$n');");
+ $ctx->eval("$key = new DOMImplementation().createDocument($ns,'$n');");
+
+ $key = $key.'.documentElement';
+ }
+
+ for my $a ($node->attributes) {
+ my $n = $a->nodeName;
+ my $v = $a->value;
+ $n =~ s/'/\'/gso;
+ $v =~ s/'/\'/gso;
+ #warn("$key.setAttribute('$n','$v');");
+ $ctx->eval("$key.setAttribute('$n','$v');");
+
+ }
+
+ my $k = 0;
+ for my $c ($node->childNodes) {
+ if ($c->nodeType == 1) {
+ my $n = $c->nodeName;
+ my $ns = $node->namespaceURI;
+
+ $n =~ s/'/\'/gso;
+ $ns =~ s/'/\'/gso if ($ns);
+ $ns = "'$ns'" if ($ns);
+ $ns = 'null' unless ($ns);
+
+ #warn("$key.appendChild($key.ownerDocument.createElementNS($ns,'$n'));");
+ $ctx->eval("$key.appendChild($key.ownerDocument.createElementNS($ns,'$n'));");
+ _JS_DOM($ctx, "$key.childNodes.item($k)",$c);
+
+ } elsif ($c->nodeType == 3) {
+ my $n = $c->data;
+ $n =~ s/'/\'/gso;
+ #warn("$key.appendChild($key.ownerDocument.createTextNode('$n'));");
+ #warn("path is $key.item($k);");
+ $ctx->eval("$key.appendChild($key.ownerDocument.createTextNode('$n'));");
+
+ } elsif ($c->nodeType == 4) {
+ my $n = $c->data;
+ $n =~ s/'/\'/gso;
+ #warn("$key.appendChild($key.ownerDocument.createCDATASection('$n'));");
+ $ctx->eval("$key.appendChild($key.ownerDocument.createCDATASection('$n'));");
+
+ } elsif ($c->nodeType == 8) {
+ my $n = $c->data;
+ $n =~ s/'/\'/gso;
+ #warn("$key.appendChild($key.ownerDocument.createComment('$n'));");
+ $ctx->eval("$key.appendChild($key.ownerDocument.createComment('$n'));");
+
+ } else {
+ warn "ACK! I don't know how to handle node type ".$c->nodeType;
+ }
+
+
+ $k++;
+ }
+
+ return 1;
+}
-# Runs an external script.
-# @return 1 on success, 0 on failure
-sub run { $logger->error("METHOD NOT DEFINED"); }
-# load an external library
-sub load_lib { $logger->error("METHOD NOT DEFINED"); }
1;
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