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#!/usr/bin/awk -f
#
# Compiles the given CSV into a table definition
#
# Copyright (C) 2016 R-T Specialty, LLC.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
##
function columngen( header )
{
# output a field constant for each field in the header
i = 0
while ( field = header[ ++i ] )
{
printf " <t:table-column name=\"%s\" " \
"index=\"%d\" seq=\"%s\" />\n",
field,
( i - 1 ),
( seq[ i ] ) ? "true" : "false"
}
}
function seqchk( last )
{
# if there's no last row, then do not bother
i = 0
while ( i++ < NF )
{
if ( seq[ i ] == "" ) seq[ i ] = 1
# this field is sequential if it is greater than or equal to the last field
# (we don't check for descending [yet]); note that on the first check, last
# will be empty and therefore this check will succeed (properly
# initializing seq[i] to 1)
seq[ i ] = seq[ i ] && ( $(i) >= last[ i ] )
}
}
# header
BEGIN {
rootpath = "../../../"
file = ARGV[1]
# grab only the filename (remove all preceding directories and the file ext)
name = gensub( /^.*\/|\.[^.]+$/, "", "g", file )
# output package header
printf \
"<?xml-stylesheet type=\"text/xsl\" href=\"%1$srater/summary.xsl\"?>\n" \
"<package\n" \
" xmlns=\"http://www.lovullo.com/rater\"\n" \
" xmlns:c=\"http://www.lovullo.com/calc\"\n" \
" xmlns:t=\"http://www.lovullo.com/rater/apply-template\"\n" \
" name=\"suppliers/rates/tables/%2$s\"\n" \
" desc=\"%2$s rate table\">\n\n" \
" <!--\n" \
" WARNING: This file was generated by csv2xml; do not modify!\n" \
" -->\n\n" \
" <import package=\"/rater/core\" />\n" \
" <import package=\"/rater/core/vector/table\" />\n\n", \
rootpath, name
# the first row of the CSV is the header representing the column identifiers
getline
split( $0, header, /,/ )
# table constant identifier
tconst = toupper( gensub( /-/, "_", "g", name ) ) "_RATE_TABLE"
# generate the header for the table constant
printf " <t:create-table name=\"%s\">\n", name
printf "%s", " <t:table-rows data=\"\n"
# delimit fields by commas (the field separator for CSVs); note that this
# won't work properly if strings contain commas
FS = ","
}
# each row of the CSV
{
# generate value string for each field
i = 0
while ( i++ < NF )
{
printf "%s", ( ( i > 1 ) ? "," : "" ) $(i)
}
print ";"
seqchk( last )
split( $0, last )
}
# footer
END {
# end of table-rows node
print "\" />"
# columns can't be generated until after we know which ones represent
# sequential data
columngen( header )
print " </t:create-table>"
print "</package>"
}
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