python/mDoc/mdoc/worker.py

   1 '''
   2 Created on 02.08.2019
   3
   4 @author: mdoc
   5 '''
   6
   7 from mutil.XmlExtractor import XmlExtractor
   8 from mutil import XmlExtractor as XMLE
   9 import re
  10 '''
  11 def outfirst(outfile, tpllayer, attrs, value):
  12     if tpllayer["value"]:
  13         ostr = tpllayer["value"]
  14         if "$value" in ostr:
  15             ostr = re.sub(r"\$value", value, ostr, flags=re.MULTILINE)
  16         print (ostr, end="", file=outfile)
  17
  18 def outlast(outfile, tpllayer, attrs, value):
  19     if tpllayer["value"]:
  20         print (file=outfile)
  21 '''
  22 def process_file_layer(source, outfile, global_defs, hierarc, functions, target):
  23
  24
  25     (ctl,elem, value, attrs) = source.extractElement(XMLE.EC_BEG)
  26     while ctl != XMLE.EC_END:
  27         items = None
  28         nexthiera = {}
  29         if elem in hierarc:
  30             items = hierarc[elem]
  31         elif elem in global_defs:
  32             items = global_defs[elem]
  33         elif elem == "verbatim" and attrs["target"] == target:
  34             print (value, end="", file=outfile)
  35         #elif elem == "exec":
  36         #    r = eval(functions[attrs["function"]])
  37         #    print (r, end="", file=outfile)
  38         else:
  39             print ("Warning: No mapping for item:" +elem)
  40         if items:
  41             # search for "first"
  42             for item in items:
  43                 if "position" in item["attrs"]:
  44                     if item["attrs"]["position"] == "first":
  45                         print (item["value"], end="", file=outfile)
  46             # proceed working
  47             for item in items:
  48                 if not "position" in item["attrs"]:
  49                     # determine line end
  50                     end = "\n"
  51                     if "end" in item["attrs"]:
  52                         end = item["attrs"]["end"]
  53                     # check "pre"
  54                     if "pre" in item["attrs"]:
  55                         text = item["attrs"]["pre"]
  56                         if text.startswith(r"\n"):
  57                             print (file=outfile)
  58                             text = text[2:]
  59                         print (text, end="", file=outfile)
  60                     if "exec" in item["attrs"]:
  61                         # call function
  62                         store_current_node = source.currentNode
  63                         l = {"out" : None, "source":source}
  64                         exec(functions[item["attrs"]["exec"]], globals(), l)
  65                         # proceed on previous position
  66                         source.currentNode = store_current_node
  67                         print (l["out"], file=outfile)
  68                     else:
  69                         # proceed working
  70                         nexthiera = item["items"]
  71                         if value:
  72                             print (value, end="", file=outfile)
  73                         process_file_layer(source, outfile, global_defs, nexthiera, functions, target)
  74                     # check "post"
  75                     if "post" in item["attrs"]:
  76                         print (item["attrs"]["post"], end="", file=outfile)
  77                     print (end=end, file=outfile)
  78             # search for "last"
  79             for item in items:
  80                 if "position" in item["attrs"]:
  81                     if item["attrs"]["position"] == "last":
  82                         print (item["value"], end="", file=outfile)
  83
  84         (ctl,elem, value, attrs) = source.extractElement(ctl)
  85
  86 def convert (file, format):
  87
  88     source = XmlExtractor()
  89     source.openInput(file)
  90
  91     # read whole template
  92     tple = XmlExtractor()
  93     tpl = tple.readFile("tpl/"+format+".tpl")
  94     functions_in_file = tpl["mdoc"][0]["items"]["functions"][0]["items"]["function"]
  95     # compile functions
  96     functions = {}
  97     for f in functions_in_file:
  98         name = f["attrs"]["name"]
  99         functions[name] = compile(f["value"], '<string>', "exec")
 100
 101     global_defs = tpl["mdoc"][0]["items"]["global"][0]["items"]
 102     hierarc = tpl["mdoc"][0]["items"]["hierarchical"][0]["items"]
 103
 104     # open output file
 105     ext = tpl["mdoc"][0]["attrs"]["extension"]
 106     outname = re.sub(r"\.xml", "."+ext, file)
 107     outfile = open(outname, "w")
 108     #print ("hallo", file=outfile)
 109
 110     process_file_layer(source, outfile, global_defs, hierarc, functions, format)
 111