/[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 1.14 by jonen, Wed May 12 14:23:31 2004 UTC
# Line 2  Line 2 
2  ##  $Id$  ##  $Id$
3  ## ----------------------------------------------------------------------  ## ----------------------------------------------------------------------
4  ##  $Log$  ##  $Log$
5    ##  Revision 1.14  2004/05/12 14:23:31  jonen
6    ##  add comment/code related to PERL5LIB var at different OS's
7    ##
8    ##  Revision 1.13  2003/12/05 05:02:08  joko
9    ##  + minor update: disabled some unnecessary loggers or changed to debug-level
10    ##
11    ##  Revision 1.12  2003/06/24 20:59:51  jonen
12    ##  added option 'detach'
13    ##
14    ##  Revision 1.11  2003/06/23 17:54:32  joko
15    ##  prepared execution of in-process perl-code via eval (not activated yet!)
16    ##
17    ##  Revision 1.10  2003/05/13 07:56:12  joko
18    ##  enhanced: *hierarchical* containers for context handling
19    ##  fixes: some pre-flight checks
20    ##  new: propagate "end-tag" event to e.g. close containers
21    ##
22  ##  Revision 1.9  2003/04/04 17:23:11  joko  ##  Revision 1.9  2003/04/04 17:23:11  joko
23  ##  minor update: debugging output  ##  minor update: debugging output
24  ##  ##
# Line 51  use Data::Mungle::Code::Ref qw( ref_slot Line 68  use Data::Mungle::Code::Ref qw( ref_slot
68  use Data::Mungle::Transform::Deep qw( expand deep_copy );  use Data::Mungle::Transform::Deep qw( expand deep_copy );
69  use File::Temp qw/ tempfile tempdir /;  use File::Temp qw/ tempfile tempdir /;
70    
71    my $DEBUG = 0;
72    
73  sub performTarget {  sub performTarget {
74    my $self = shift;    my $self = shift;
# Line 62  sub perform_target { Line 80  sub perform_target {
80    my $self = shift;    my $self = shift;
81    my $targetname = shift;    my $targetname = shift;
82    
83      # pre-flight checks
84      if (!$targetname) {
85        $self->log("Target name empty. Please try to specify (e.g.) on the command line.", 'critical');
86        return;
87      }
88    
89    my $header = ("- " x 12) . "   " . $targetname . "   " . ("- " x 6);    my $header = ("- " x 12) . "   " . $targetname . "   " . ("- " x 6);
90        
91    # V1    # V1
# Line 72  sub perform_target { Line 96  sub perform_target {
96    #$self->log($header, 'notice');    #$self->log($header, 'notice');
97    
98    # V3    # V3
99    $self->log("- " x 20, 'info');    #$self->log("- " x 20, 'info');
100    $self->log("Performing Target '$targetname'.", 'notice');    $self->log("Performing Target '$targetname'.", 'notice');
101    
102    #exit;    #exit;
# Line 85  sub perform_target { Line 109  sub perform_target {
109            
110    $self->perform_dependencies($target);    $self->perform_dependencies($target);
111    $self->perform_details($target);    $self->perform_details($target);
112      
113      return 1;
114    
115  }  }
116    
# Line 117  sub perform_details { Line 143  sub perform_details {
143      my $command = $entry->{name};      my $command = $entry->{name};
144      my $args = $entry->{attrib};      my $args = $entry->{attrib};
145      my $content = $entry->{content};      my $content = $entry->{content};
146      $self->perform_command($command, $args, $content);      $self->perform_command($command, $args, $content, { warn => 1 } );
147      # check recursiveness      # check recursiveness
148      if ($entry->{content} && ref $entry->{content}) {      # new condition: don't recurse if node is flagged to have inline-args (2003-04-17)
149        my $has_inline_args = ($entry->{attrib}->{_args} && $entry->{attrib}->{_args} eq 'inline');
150        if ($entry->{content} && ref $entry->{content} && !$has_inline_args) {
151        $self->perform_details($entry);        $self->perform_details($entry);
152      }      }
153        # new of 2003-05-08
154        $command ||= '';
155        $self->perform_command($command . '_end', undef, undef, { warn => 0 } );
156    }    }
157  }  }
158    
# Line 135  sub perform_command { Line 166  sub perform_command {
166    my $command = shift;    my $command = shift;
167    my $args_list = shift;    my $args_list = shift;
168    my $content = shift;    my $content = shift;
169      my $options = shift;
170    
171    if (!$command) {    if (!$command) {
172      $self->log("Command was empty!", 'debug');      $self->log("Command was empty!", 'debug') if $DEBUG;
173      return;      return;
174    }    }
175    
176    # FIXME: make '__PACKAGE__' go one level deeper properly!    # FIXME: make '__PACKAGE__' go one level deeper properly!
177    $self->log( __PACKAGE__ . "->perform_command: " . $command, 'debug');    $self->log( __PACKAGE__ . "->perform_command: " . $command, 'debug') if $DEBUG;
178        
179      
180      # 1. make arguments from list of arguments(?)
181    
182    my $args = {};    my $args = {};
183    #print Dumper($args_list);    #print Dumper($args_list);
184    if ($args_list) {    if ($args_list) {
# Line 155  sub perform_command { Line 190  sub perform_command {
190        $args = $args_list;        $args = $args_list;
191      }      }
192    }    }
   $command = '_' . $command;  
193        
194        
195    # determine container    # 2. prepare command
196      
197      # default setting for internal rap commands
198      my $method_prefix_default = '_';
199      # setting from property database
200      my $method_prefix_setting = $self->get_property('core.method_prefix');
201      #print "setting: ", $method_prefix_setting, "\n";
202      my $prefix = $method_prefix_setting;
203      if (not defined $prefix) {
204        $prefix = $method_prefix_default;
205      }
206      $command = $prefix . $command;
207      
208      
209      # 3. determine container
210    my $container; # = $self->getInstance();    my $container; # = $self->getInstance();
211      #$container ||= $self->getInstance();
212    $container ||= $self;    $container ||= $self;
213        
214      # 4. run method
215    if ($container->can($command)) {    if ($container->can($command)) {
216      $container->$command($args, $content);      $container->$command($args, $content);
217    } else {    } else {
218      $self->log("Command '$command' not implemented.", "warning");      my $level = "debug";
219        $level = "warning" if $options->{warn};
220        $self->log("Command '$command' not implemented.", $level) if $DEBUG;
221    }    }
222        
223  }  }
# Line 229  sub set_property { Line 281  sub set_property {
281    
282    $self->log("set-name: $name");    $self->log("set-name: $name");
283    
284      #print Dumper($name, $value, '.');
285    
286    # fill property slot with given value    # fill property slot with given value
287    if ($value) {    # fix (2003-04-17): always do fill if value is *defined*!!!
288      if (defined $value) {
289      ref_slot($self, $name, $value, '.');      ref_slot($self, $name, $value, '.');
290    }    }
291        
# Line 289  sub get_property { Line 344  sub get_property {
344    
345      $name = '__rap.properties.' . $name;      $name = '__rap.properties.' . $name;
346            
347      $self->log("get-name: $name");      $self->log("get-name: $name") if $DEBUG;
348            
349      # get property slot and return value      # get property slot and return value
350      $result = ref_slot($self, $name, undef, '.');      $result = ref_slot($self, $name, undef, '.');
# Line 320  sub run_executable { Line 375  sub run_executable {
375    
376    delete $opts->{caption};    delete $opts->{caption};
377    delete $opts->{async};    delete $opts->{async};
378      delete $opts->{detach};
379    
380    #print Dumper($meta);    #print Dumper($meta);
381    
# Line 364  sub run_executable { Line 420  sub run_executable {
420        #print "command: $cmd", "\n";        #print "command: $cmd", "\n";
421            
422      # start process      # start process
423        # V1: via shortcut        # 2004-05-11 - seems like only ONE args is valid at PERL5LIB,
424        #$ENV{PERL5LIB} = join(' ', @INC);        #     so we use V2!
425                # V1: join all args
426        # FIXME!!! what about the other slots of @INC?        #$ENV{PERL5LIB} = join(' ', @INC);      
427          # V2: insert only FIRST arg
428        $ENV{PERL5LIB} = $INC[0];        $ENV{PERL5LIB} = $INC[0];
429          # WARNING: at (free)BSD our var is the SECOND, NOT FIRST!!
430          # FIXME!! Do this in an abstract way!!
431          #$ENV{PERL5LIB} = $INC[1];
432                
433        #print Dumper(%ENV);        #print Dumper(%ENV);
434                
# Line 380  sub run_executable { Line 440  sub run_executable {
440        # V1.b - enhanced: variable local method        # V1.b - enhanced: variable local method
441        $meta->{caption} ||= '';        $meta->{caption} ||= '';
442        $meta->{async} ||= 0;        $meta->{async} ||= 0;
443        my $evalstr = "run_cmd('$cmd', '$meta->{caption}', { async => $meta->{async} });";        $meta->{detach} ||= 0;
444          # new of 2003-05-08: USE_PATH!
445          $meta->{USE_PATH} ||= 0;
446          my $evalstr = "run_cmd('$cmd', '$meta->{caption}', { async => $meta->{async}, detach => $meta->{detach}, USE_PATH => $meta->{USE_PATH} });";
447        eval($evalstr);        eval($evalstr);
448        #my $res = do "$cmd";        #my $res = do "$cmd";
449        #print $res, "\n" if $res;        #print $res, "\n" if $res;
# Line 435  sub run_script { Line 498  sub run_script {
498            
499    } elsif ($args->{language} eq 'bash') {    } elsif ($args->{language} eq 'bash') {
500      $self->log("FIXME: - - - - - -- - - --  BASH -  - -    -  - -   -    --   - ", 'error');      $self->log("FIXME: - - - - - -- - - --  BASH -  - -    -  - -   -    --   - ", 'error');
501    
502      } elsif ($args->{language} eq 'perl') {
503        
504        # reporting
505        #$self->log("Executing some arbitrary unsigned code (probably unsafe). [language=$args->{language}]", 'info');
506        #$self->log("\n<code>\n$code\n</code>", 'info');
507        
508        # do it
509        #eval($code);
510        #$self->log("\n<code>\n$code\n</code>", 'error') if $@;
511            
512    } else {    } else {
513      $self->log("FIXME: Script language '$args->{language}' not implemented.", 'error');      $self->log("FIXME: Script language '$args->{language}' not implemented.", 'error');
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