NAME

Catmandu::Fix::marc_map - copy marc values of one field to a new field

SYNOPSIS

    # Append all 245 subfields to my.title field the values are joined into one string
    marc_map('245','my.title')

    # Append al 245 subfields to the my.title keeping all subfields as an array
    marc_map('245','my.title', split:1)

    # Copy the 245-$a$b$c subfields into the my.title hash in the order provided in the record
    marc_map('245abc','my.title')

    # Copy the 245-$c$b$a subfields into the my.title hash in the order c,b,a
    marc_map('245cba','my.title', pluck:1)

    # Copy the 100 subfields into the my.authors array
    marc_map('100','my.authors.$append')

    # Add the 710 subfields into the my.authors array
    marc_map('710','my.authors.$append')

    # Copy the 600-$x subfields into the my.subjects array while packing each into a genre.text hash
    marc_map('600x','my.subjects.$append.genre.text')

    # Copy the 008 characters 35-35 into the my.language hash
    marc_map('008/35-35','my.language')

    # Copy all the 600 fields into a my.stringy hash joining them by '; '
    marc_map('600','my.stringy', join:'; ')

    # When 024 field exists create the my.has024 hash with value 'found'
    marc_map('024','my.has024', value:found)

    # When 260c field exists create the my.has260c hash with value 'found'
    marc_map('260c','my.has260c', value:found)

    # Do the same examples now with the marc fields in 'record2'
    marc_map('245','my.title', record:record2)

    # Copy all 100 subfields except the digits to the 'author' field
    marc_map('100^0123456789','author')

    # Map all the 500 - 599 fields to my.notes
    marc_map('5**','my.motes')

    # Map the 100-a field where indicator-1 is 3
    marc_map('100[3]a','name.family')

    # Map the 245-a field where indicator-2 is 0
    marc_map('245[,0]a','title')

    # Map the 245-a field where indicator-1 is 1 and indicator-2 is 0
    marc_map('245[1,0]a','title')

DESCRIPTION

Copy data from a MARC record to a field.

SEE ALSO

Catmandu::Fix