/[cvs]/nfo/perl/libs/Data/Rap/Command.pm
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revision 1.5 by joko, Thu Mar 27 15:31:04 2003 UTC revision 1.10 by joko, Sun Jun 20 16:10:05 2004 UTC
# Line 2  Line 2 
2  ##  $Id$  ##  $Id$
3  ## ----------------------------------------------------------------------  ## ----------------------------------------------------------------------
4  ##  $Log$  ##  $Log$
5    ##  Revision 1.10  2004/06/20 16:10:05  joko
6    ##  modification to _rapcall: now has "service" to cache target details
7    ##
8    ##  Revision 1.9  2004/06/19 01:50:24  joko
9    ##  disabled debugging statement
10    ##
11    ##  Revision 1.8  2004/06/07 16:45:56  joko
12    ##  now propagates args to "rapcall method"
13    ##
14    ##  Revision 1.7  2003/05/13 07:52:14  joko
15    ##  enhanced: *hierarchical* containers for context handling
16    ##  making methods from foreign context(s) available
17    ##  started: import of targets from foreign topics
18    ##
19    ##  Revision 1.6  2003/03/29 07:10:42  joko
20    ##  + sub _script:
21    ##    new rap-command: '<script language="msdos/bat|bash|...">...</script>'
22    ##
23  ##  Revision 1.5  2003/03/27 15:31:04  joko  ##  Revision 1.5  2003/03/27 15:31:04  joko
24  ##  fixes to modules regarding new namespace(s) below Data::Mungle::*  ##  fixes to modules regarding new namespace(s) below Data::Mungle::*
25  ##  ##
# Line 66  sub _echo { Line 84  sub _echo {
84  sub _context {  sub _context {
85    my $self = shift;    my $self = shift;
86    my $args = shift;    my $args = shift;
87    print Dumper($args);    print "_context-args: ", Dumper($args);
88    foreach my $task_command (keys %$args) {    foreach my $task_command (keys %$args) {
89      my $bunch = $args->{$task_command};      my $bunch = $args->{$task_command};
90      foreach my $task_args (@$bunch) {      foreach my $task_args (@$bunch) {
# Line 82  sub _id {} Line 100  sub _id {}
100  # FIXME  # FIXME
101  sub _description {}  sub _description {}
102    
103    # NEW [2003-05-08]: Hierarchical handling (stack push/pop instead of set/get).
104    # TODO: Named Containers.
105  sub _container {  sub _container {
106    my $self = shift;    my $self = shift;
107    my $args = shift;    my $args = shift;
108    $self->setContainer($args);    $self->pushContainer($args);
109    }
110    
111    sub _container_end {
112      my $self = shift;
113      my $args = shift;
114      $self->popContainer();
115  }  }
116    
117  sub _sync {  sub _sync {
# Line 123  sub _dump { Line 149  sub _dump {
149  sub _plugin {  sub _plugin {
150    my $self = shift;    my $self = shift;
151    my $args = shift;    my $args = shift;
152      my $content = shift;
153    
154    if (my $instance = $args->{instance}) {    if (my $instance = $args->{instance}) {
155      #$self->{$instance} = DesignPattern::Object->fromPackage($args->{module});      #$self->{$instance} = DesignPattern::Object->fromPackage($args->{module});
# Line 194  sub _plugin { Line 221  sub _plugin {
221        $container->load($name);        $container->load($name);
222    
223      # 3. methods - run object methods          # 3. methods - run object methods    
224    
225          # payload inside $content is the $args to the $method
226          # convert xml-style payload inside $content to trivial (not-nested) perl hash
227          # using just encapsulated text of the nodes as hash values
228          my $method_args;
229          foreach (@$content) {
230            my $key = $_->{name};
231            my $value = $_->{content}->[0]->{content};
232            $method_args->{$key} = $value;
233          }
234          # convert hashref to arrayref
235          $method_args = [ %$method_args ] if ref $method_args eq 'HASH';
236    
237        if (my $methods = $args->{methods}) {        if (my $methods = $args->{methods}) {
238          my @methods = split(/,|,\s/, $methods);          my @methods = split(/,|,\s/, $methods);
239          foreach (@methods) {          foreach (@methods) {
240            $self->log("Running method '$_'.", 'info');            $self->log("Running method '$_'.", 'info');
241            $container->$_() if $container->can($_);            #print Dumper($method_args);
242              # check for existance of method
243              if ($container->can($_)) {
244                # dispatch call by being with or without arguments
245                #print "method_args: ", Dumper($method_args);
246                if ($method_args) {
247                  $container->$_(@$method_args);
248                } else {
249                  $container->$_();
250                }
251              }
252          }          }
253        }        }
254                
# Line 219  sub _rapcall { Line 269  sub _rapcall {
269    my $self = shift;    my $self = shift;
270    my $args = shift;    my $args = shift;
271    
272      # merge container arguments to local ones if desired/requested/forced
273    if (my $container = $self->getContainer()) {    if (my $container = $self->getContainer()) {
274      #my $opts = merge($container, $args);      #my $opts = merge($container, $args);
275      #print Dumper($container);      #print Dumper($container);
# Line 226  sub _rapcall { Line 277  sub _rapcall {
277    }    }
278        
279    # trace    # trace
280      #print Dumper($args);    #print Dumper($args);
281    
282      # action dispatcher, either do:
283      #   - run an executable program [ext]
284      #   - call a command (?) [rap]
285      #   - a rap target [rap]
286      #   - a code method [ext]
287      
288    if ($args->{executable}) {    if ($args->{executable}) {
289      $self->run_executable($args);      $self->run_executable($args);
290      return;      return;
# Line 249  sub _rapcall { Line 306  sub _rapcall {
306        #eval($namespace . '::' . $method . '();');        #eval($namespace . '::' . $method . '();');
307        #die($@) if $@;        #die($@) if $@;
308        #print Dumper($self);        #print Dumper($self);
309        $self->{$refkey}->$method();        
310          #if ($args->{args} && lc $args->{args} eq 'array') {
311            #print Dumper($args);
312            #print Dumper($self);
313          #}
314          
315          # V1 - no arguments were being propagated
316          #$self->{$refkey}->$method();
317          # V2 - trying this....
318          $self->{$refkey}->$method($args->{args});
319    
320      } elsif (my $ref = $self->getInstance()) {      } elsif (my $ref = $self->getInstance()) {
321        $ref->$method();        $ref->$method($args->{args});
322      }      }
323            
324      return;      return;
325    
326    }    }
327    
328      if (my $service = $args->{service}) {
329        if ($service eq 'indexTargets') {
330          $self->indexTargets({ build => 1 });
331        }
332        
333      }
334    
335  }  }
336    
337  sub _exit {  sub _exit {
# Line 268  sub _exit { Line 341  sub _exit {
341  sub _use {  sub _use {
342    my $self = shift;    my $self = shift;
343    my $args = shift;    my $args = shift;
344    my $name = $args->{name};    
345    $self->log("Switching to '$name'.", 'info');    # new of ~2003-04-15: making methods from foreign context(s) available
346    $self->setInstance($self->{$name}) if $args->{type} eq 'instance';    if (my $name = $args->{name}) {
347        $args->{type} ||= '';
348        $self->log("Switching to $args->{type} '$name'.", 'info');
349        $self->setInstance($self->{$name}) if $args->{type} eq 'instance';
350      }
351      
352      # new of ~2003-04-15: making methods from foreign context(s) available
353      if (exists $args->{method_prefix}) {
354        #print "YAI", "\n";
355        #print Dumper($args);
356        $self->set_property( { name => 'core.method_prefix', value => $args->{method_prefix} } );
357      }
358      
359      # TODO: (possible feature)
360      # check for $args->{export_rap_commands} to export core rap-commands
361      # from rap engine's scope to the worker's
362      
363    }
364    
365    sub _script {
366      my $self = shift;
367      my $args = shift;
368      my $content = shift;
369      
370      # trace
371      #print Dumper($args);
372      #print Dumper($content);
373    
374      my $code = $content->[0]->{content};
375      $code ||= '';
376    
377      $self->run_script($args, $code);
378      
379  }  }
380    
381    sub _import {
382      my $self = shift;
383      my $args = shift;
384      #my $content = shift;
385    
386      if (!$args->{topic}) {
387        $self->log("Please specify topic.", 'warning');
388        return;
389      }
390    
391      $self->log("Importing all targets from topic '$args->{topic}'.", 'info');
392      
393      #print Dumper($self);
394      # FIXME: This was started off, but not finished!
395      print "registry: ", Dumper($Data::Rap::registry);
396      
397    }
398    
399  1;  1;
400  __END__  __END__
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