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Annotation of doc/homework/lonxml_doc, revision 1.2

1.1       albertel    1: Notes:
                      2: 
                      3: 1) get_all_text
                      4: 
                      5: check out loncom/homework/structuretags.pm start_block for an example
                      6: use. It works like HTML::TokeParser->get_text().
                      7: 
                      8: Additionaly note the existance of a depth counter similar to the one
                      9: in Gerd's original lonproblem.pm
                     10: 
                     11: 2) depthcounter
                     12: $Apache::lonxml::curdepth will be a string like:
                     13: 2_3_1
                     14: 
                     15: (tag 1 in the 3 second level tag in the 2 toplevel tag)
                     16: 
                     17: It gets set by callsub and is available for use in the Perl tag
                     18: implementations.
1.2     ! albertel   19: 
        !            20: 3) newparser(parser stack, string ref, directory string)
        !            21: 
        !            22: pass it refereence to an array and a reference to a string scaler.  it
        !            23: creates a new HTML::TokeParser based on the referenced string.  It
        !            24: also update Apache::lonxml::pwd to point to the location of the data
        !            25: in this parser, which is either what was passed in or is set to the
        !            26: topmost item in the stack.
        !            27: 
        !            28: 4) @Apache::lonxml::pwd
        !            29: 
        !            30: contains a stack of directories corresponding to the stack of parsers