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Revision 1bdfacee

Von Moritz Bunkus vor etwa 11 Jahren hinzugefügt

  • ID 1bdfacee11393f18563ccd8143a9408f07449ede
  • Vorgänger 85f6594f
  • Nachfolger 5b192e71

Template: as_list-Methode zum Forçieren vom Listenkontext

Unterschiede anzeigen:

SL/Template/Plugin/HTMLFixes.pm
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package SL::Template::Plugin::HTMLFixes;
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use Template::Plugin::HTML;


  		




  
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use Template::Stash;


  		




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1;


  		




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  ......




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}


  		




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1;


  		




  
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package Template::Stash;


  		




  
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# A method for forcing list context. If a method uses 'wantarray' then


  		




  
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# calling that method from Template will do strange stuff like chosing


  		




  
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# scalar context. The most obvious offender are RDBO relationships.


  		




  
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# Example of how NOT to test whether or not a customer has contacts:


  		




  
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#   [% IF customer.contacts.size %] ...


  		




  
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# Instead force list context and then test the size:


  		




  
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#   [% IF customer.contacts.as_list.size %] ...


  		




  
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$Template::Stash::LIST_OPS->{ as_list } = sub {


  		




  
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  return ref( $_[0] ) eq 'ARRAY' ? shift : [shift];


  		




  
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};


  		




  
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1;


  		












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