/[cvs]/nfo/perl/libs/Data/Rap/Engine.pm
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revision 1.9 by joko, Fri Apr 4 17:23:11 2003 UTC revision 1.15 by joko, Wed Jun 16 16:37:59 2004 UTC
# Line 2  Line 2 
2  ##  $Id$  ##  $Id$
3  ## ----------------------------------------------------------------------  ## ----------------------------------------------------------------------
4  ##  $Log$  ##  $Log$
5    ##  Revision 1.15  2004/06/16 16:37:59  joko
6    ##  attempt to get things going in a generic way (Linux/FreeBSD/Win32)
7    ##
8    ##  Revision 1.14  2004/05/12 14:23:31  jonen
9    ##   add comment/code related to PERL5LIB var at different OS's
10    ##
11    ##  Revision 1.13  2003/12/05 05:02:08  joko
12    ##  + minor update: disabled some unnecessary loggers or changed to debug-level
13    ##
14    ##  Revision 1.12  2003/06/24 20:59:51  jonen
15    ##  added option 'detach'
16    ##
17    ##  Revision 1.11  2003/06/23 17:54:32  joko
18    ##  prepared execution of in-process perl-code via eval (not activated yet!)
19    ##
20    ##  Revision 1.10  2003/05/13 07:56:12  joko
21    ##  enhanced: *hierarchical* containers for context handling
22    ##  fixes: some pre-flight checks
23    ##  new: propagate "end-tag" event to e.g. close containers
24    ##
25  ##  Revision 1.9  2003/04/04 17:23:11  joko  ##  Revision 1.9  2003/04/04 17:23:11  joko
26  ##  minor update: debugging output  ##  minor update: debugging output
27  ##  ##
# Line 46  use Data::Dumper; Line 66  use Data::Dumper;
66  use Hash::Merge qw( merge );  use Hash::Merge qw( merge );
67  use Iterate;  use Iterate;
68    
69  use shortcuts qw( run_cmd );  use shortcuts qw( run_cmd RUNNING_IN_HELL );
70  use Data::Mungle::Code::Ref qw( ref_slot );  use Data::Mungle::Code::Ref qw( ref_slot );
71  use Data::Mungle::Transform::Deep qw( expand deep_copy );  use Data::Mungle::Transform::Deep qw( expand deep_copy );
72  use File::Temp qw/ tempfile tempdir /;  use File::Temp qw/ tempfile tempdir /;
73    
74    my $DEBUG = 0;
75    
76  sub performTarget {  sub performTarget {
77    my $self = shift;    my $self = shift;
# Line 62  sub perform_target { Line 83  sub perform_target {
83    my $self = shift;    my $self = shift;
84    my $targetname = shift;    my $targetname = shift;
85    
86      # pre-flight checks
87      if (!$targetname) {
88        $self->log("Target name empty. Please try to specify (e.g.) on the command line.", 'critical');
89        return;
90      }
91    
92    my $header = ("- " x 12) . "   " . $targetname . "   " . ("- " x 6);    my $header = ("- " x 12) . "   " . $targetname . "   " . ("- " x 6);
93        
94    # V1    # V1
# Line 72  sub perform_target { Line 99  sub perform_target {
99    #$self->log($header, 'notice');    #$self->log($header, 'notice');
100    
101    # V3    # V3
102    $self->log("- " x 20, 'info');    #$self->log("- " x 20, 'info');
103    $self->log("Performing Target '$targetname'.", 'notice');    $self->log("Performing Target '$targetname'.", 'notice');
104    
105    #exit;    #exit;
# Line 85  sub perform_target { Line 112  sub perform_target {
112            
113    $self->perform_dependencies($target);    $self->perform_dependencies($target);
114    $self->perform_details($target);    $self->perform_details($target);
115      
116      return 1;
117    
118  }  }
119    
# Line 117  sub perform_details { Line 146  sub perform_details {
146      my $command = $entry->{name};      my $command = $entry->{name};
147      my $args = $entry->{attrib};      my $args = $entry->{attrib};
148      my $content = $entry->{content};      my $content = $entry->{content};
149      $self->perform_command($command, $args, $content);      $self->perform_command($command, $args, $content, { warn => 1 } );
150      # check recursiveness      # check recursiveness
151      if ($entry->{content} && ref $entry->{content}) {      # new condition: don't recurse if node is flagged to have inline-args (2003-04-17)
152        my $has_inline_args = ($entry->{attrib}->{_args} && $entry->{attrib}->{_args} eq 'inline');
153        if ($entry->{content} && ref $entry->{content} && !$has_inline_args) {
154        $self->perform_details($entry);        $self->perform_details($entry);
155      }      }
156        # new of 2003-05-08
157        $command ||= '';
158        $self->perform_command($command . '_end', undef, undef, { warn => 0 } );
159    }    }
160  }  }
161    
# Line 135  sub perform_command { Line 169  sub perform_command {
169    my $command = shift;    my $command = shift;
170    my $args_list = shift;    my $args_list = shift;
171    my $content = shift;    my $content = shift;
172      my $options = shift;
173    
174    if (!$command) {    if (!$command) {
175      $self->log("Command was empty!", 'debug');      $self->log("Command was empty!", 'debug') if $DEBUG;
176      return;      return;
177    }    }
178    
179    # FIXME: make '__PACKAGE__' go one level deeper properly!    # FIXME: make '__PACKAGE__' go one level deeper properly!
180    $self->log( __PACKAGE__ . "->perform_command: " . $command, 'debug');    $self->log( __PACKAGE__ . "->perform_command: " . $command, 'debug') if $DEBUG;
181      
182        
183      # 1. make arguments from list of arguments(?)
184    
185    my $args = {};    my $args = {};
186    #print Dumper($args_list);    #print Dumper($args_list);
187    if ($args_list) {    if ($args_list) {
# Line 155  sub perform_command { Line 193  sub perform_command {
193        $args = $args_list;        $args = $args_list;
194      }      }
195    }    }
   $command = '_' . $command;  
196        
197        
198    # determine container    # 2. prepare command
199      
200      # default setting for internal rap commands
201      my $method_prefix_default = '_';
202      # setting from property database
203      my $method_prefix_setting = $self->get_property('core.method_prefix');
204      #print "setting: ", $method_prefix_setting, "\n";
205      my $prefix = $method_prefix_setting;
206      if (not defined $prefix) {
207        $prefix = $method_prefix_default;
208      }
209      $command = $prefix . $command;
210      
211      
212      # 3. determine container
213    my $container; # = $self->getInstance();    my $container; # = $self->getInstance();
214      #$container ||= $self->getInstance();
215    $container ||= $self;    $container ||= $self;
216        
217      # 4. run method
218    if ($container->can($command)) {    if ($container->can($command)) {
219      $container->$command($args, $content);      $container->$command($args, $content);
220    } else {    } else {
221      $self->log("Command '$command' not implemented.", "warning");      my $level = "debug";
222        $level = "warning" if $options->{warn};
223        $self->log("Command '$command' not implemented.", $level) if $DEBUG;
224    }    }
225        
226  }  }
# Line 229  sub set_property { Line 284  sub set_property {
284    
285    $self->log("set-name: $name");    $self->log("set-name: $name");
286    
287      #print Dumper($name, $value, '.');
288    
289    # fill property slot with given value    # fill property slot with given value
290    if ($value) {    # fix (2003-04-17): always do fill if value is *defined*!!!
291      if (defined $value) {
292      ref_slot($self, $name, $value, '.');      ref_slot($self, $name, $value, '.');
293    }    }
294        
# Line 289  sub get_property { Line 347  sub get_property {
347    
348      $name = '__rap.properties.' . $name;      $name = '__rap.properties.' . $name;
349            
350      $self->log("get-name: $name");      $self->log("get-name: $name") if $DEBUG;
351            
352      # get property slot and return value      # get property slot and return value
353      $result = ref_slot($self, $name, undef, '.');      $result = ref_slot($self, $name, undef, '.');
# Line 320  sub run_executable { Line 378  sub run_executable {
378    
379    delete $opts->{caption};    delete $opts->{caption};
380    delete $opts->{async};    delete $opts->{async};
381      delete $opts->{detach};
382    
383    #print Dumper($meta);    #print Dumper($meta);
384    
# Line 364  sub run_executable { Line 423  sub run_executable {
423        #print "command: $cmd", "\n";        #print "command: $cmd", "\n";
424            
425      # start process      # start process
426        # V1: via shortcut        # 2004-05-11 - seems like only ONE args is valid at PERL5LIB, so we use V2!
427        #$ENV{PERL5LIB} = join(' ', @INC);        # 2004-06-16 - found out delimiter required for PERL5LIB, reverting back to V1!
428                
429        # FIXME!!! what about the other slots of @INC?        # V1: join all args
430        $ENV{PERL5LIB} = $INC[0];        my $delimiter = ':';
431          $delimiter = ';' if RUNNING_IN_HELL();
432          $ENV{PERL5LIB} = join($delimiter, @INC);
433          # V2: insert only FIRST arg
434          #$ENV{PERL5LIB} = $INC[0];
435          # WARNING: at (free)BSD our var is the SECOND, NOT FIRST!!
436          # FIXME!! Do this in an abstract way!!
437          #$ENV{PERL5LIB} = $INC[1];
438                
439        #print Dumper(%ENV);        #print Dumper(%ENV);
440                
# Line 380  sub run_executable { Line 446  sub run_executable {
446        # V1.b - enhanced: variable local method        # V1.b - enhanced: variable local method
447        $meta->{caption} ||= '';        $meta->{caption} ||= '';
448        $meta->{async} ||= 0;        $meta->{async} ||= 0;
449        my $evalstr = "run_cmd('$cmd', '$meta->{caption}', { async => $meta->{async} });";        $meta->{detach} ||= 0;
450          # new of 2003-05-08: USE_PATH!
451          $meta->{USE_PATH} ||= 0;
452          my $evalstr = "run_cmd('$cmd', '$meta->{caption}', { async => $meta->{async}, detach => $meta->{detach}, USE_PATH => $meta->{USE_PATH} });";
453        eval($evalstr);        eval($evalstr);
454        #my $res = do "$cmd";        #my $res = do "$cmd";
455        #print $res, "\n" if $res;        #print $res, "\n" if $res;
# Line 435  sub run_script { Line 504  sub run_script {
504            
505    } elsif ($args->{language} eq 'bash') {    } elsif ($args->{language} eq 'bash') {
506      $self->log("FIXME: - - - - - -- - - --  BASH -  - -    -  - -   -    --   - ", 'error');      $self->log("FIXME: - - - - - -- - - --  BASH -  - -    -  - -   -    --   - ", 'error');
507    
508      } elsif ($args->{language} eq 'perl') {
509        
510        # reporting
511        #$self->log("Executing some arbitrary unsigned code (probably unsafe). [language=$args->{language}]", 'info');
512        #$self->log("\n<code>\n$code\n</code>", 'info');
513        
514        # do it
515        #eval($code);
516        #$self->log("\n<code>\n$code\n</code>", 'error') if $@;
517            
518    } else {    } else {
519      $self->log("FIXME: Script language '$args->{language}' not implemented.", 'error');      $self->log("FIXME: Script language '$args->{language}' not implemented.", 'error');
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