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# Create a Direct Acyclic Rule Graph (DARG)
import re
import traceback
import json
import darg
dDEF = {}
dACTIONS = {}
lFUNCTIONS = []
dFUNCTIONS = {}
def prepareFunction (s):
def prepareFunction (s, bTokenValue=False):
s = s.replace("__also__", "bCondMemo")
s = s.replace("__else__", "not bCondMemo")
s = re.sub(r"(select|exclude|define)[(][\\](\d+)", 'g_\\1(lToken[\\2+nTokenOffset]', s)
s = re.sub(r"(morph|displayInfo)[(]\\(\d+)", 'g_\\1(lToken[\\2+nTokenOffset]', s)
s = re.sub(r"token\(\s*(\d)", 'nextToken(\\1', s) # token(n)
s = re.sub(r"token\(\s*-(\d)", 'prevToken(\\1', s) # token(-n)
s = re.sub(r"before\(\s*", 'look(s[:m.start()], ', s) # before(s)
s = re.sub(r"after\(\s*", 'look(s[m.end():], ', s) # after(s)
s = re.sub(r"textarea\(\s*", 'look(s, ', s) # textarea(s)
s = re.sub(r"before_chk1\(\s*", 'look_chk1(dDA, s[:m.start()], 0, ', s) # before_chk1(s)
s = re.sub(r"after_chk1\(\s*", 'look_chk1(dDA, s[m.end():], m.end(), ', s) # after_chk1(s)
s = re.sub(r"textarea_chk1\(\s*", 'look_chk1(dDA, s, 0, ', s) # textarea_chk1(s)
s = re.sub(r"\bspell *[(]", '_oSpellChecker.isValid(', s)
if bTokenValue:
# token values are used as parameter
s = re.sub(r"[\\](\d+)", 'lToken[\\1]', s)
s = re.sub(r"[\\](\d+)", 'lToken[\\1+nTokenOffset]["sValue"]', s)
else:
# tokens used as parameter
s = re.sub(r"[\\](\d+)", 'lToken[\\1+nTokenOffset]', s)
return s
def genTokenLines (sTokenLine):
"tokenize a string and return a list of lines of tokens"
lToken = sTokenLine.split()
lTokenLines = None
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print(" ==", sAction, "==")
return None
# Condition
sCondition = sAction[:m.start()].strip()
if sCondition:
sCondition = prepareFunction(sCondition)
sCondition = changeReferenceToken(sCondition, dPos)
lFUNCTIONS.append(("g_c_"+sIdAction, sCondition))
dFUNCTIONS["g_c_"+sIdAction] = sCondition
sCondition = "g_c_"+sIdAction
else:
sCondition = ""
# Action
cAction = m.group("action")
sAction = sAction[m.end():].strip()
sAction = changeReferenceToken(sAction, dPos)
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sAction = sAction[:iMsg].strip()
sURL = ""
mURL = re.search("[|] *(https?://.*)", sMsg)
if mURL:
sURL = mURL.group(1).strip()
sMsg = sMsg[:mURL.start(0)].strip()
if sMsg[0:1] == "=":
sMsg = prepareFunction(sMsg[1:])
lFUNCTIONS.append(("g_m_"+sIdAction, sMsg))
for x in re.finditer("group[(](\\d+)[)]", sMsg):
sMsg = prepareFunction(sMsg[1:], True)
dFUNCTIONS["g_m_"+sIdAction] = sMsg
for x in re.finditer("lToken\\[(\\d+)\\]", sMsg):
if int(x.group(1)) > nToken:
print("# Error in token index in message at line " + sIdAction + " ("+str(nToken)+" tokens only)")
sMsg = "=g_m_"+sIdAction
else:
for x in re.finditer(r"\\(\d+)", sMsg):
if int(x.group(1)) > nToken:
print("# Error in token index in message at line " + sIdAction + " ("+str(nToken)+" tokens only)")
if re.search("[.]\\w+[(]", sMsg):
print("# Error in message at line " + sIdAction + ": This message looks like code. Line should begin with =")
if sAction[0:1] == "=" or cAction == "=":
if cAction == "=" or sAction[0:1] == "=":
if "define" in sAction and not re.search(r"define\(\\\d+ *, *\[.*\] *\)", sAction):
print("# Error in action at line " + sIdAction + ": second argument for define must be a list of strings")
sAction = prepareFunction(sAction)
for x in re.finditer("group[(](\\d+)[)]", sAction):
if int(x.group(1)) > nToken:
print("# Error in token index in replacement at line " + sIdAction + " ("+str(nToken)+" tokens only)")
else:
for x in re.finditer(r"\\(\d+)", sAction):
if int(x.group(1)) > nToken:
print("# Error in token index in replacement at line " + sIdAction + " ("+str(nToken)+" tokens only)")
if sAction[0:1] != "=":
if re.search("[.]\\w+[(]|sugg\\w+[(]", sAction):
print("# Error in action at line " + sIdAction + ": This action looks like code. Line should begin with =")
if cAction == "-":
## error detected --> suggestion
if not sAction:
print("# Error in action at line " + sIdAction + ": This action is empty.")
if sAction[0:1] == "=":
sAction = prepareFunction(sAction, True)
lFUNCTIONS.append(("g_s_"+sIdAction, sAction[1:]))
dFUNCTIONS["g_s_"+sIdAction] = sAction[1:]
sAction = "=g_s_"+sIdAction
elif sAction.startswith('"') and sAction.endswith('"'):
sAction = sAction[1:-1]
if not sMsg:
print("# Error in action at line " + sIdAction + ": The message is empty.")
return [sOption, sCondition, cAction, sAction, iStartAction, iEndAction, nPriority, sMsg, sURL]
elif cAction == "~":
## text processor
if not sAction:
print("# Error in action at line " + sIdAction + ": This action is empty.")
if sAction[0:1] == "=":
lFUNCTIONS.append(("g_p_"+sIdAction, sAction[1:]))
dFUNCTIONS["g_p_"+sIdAction] = sAction[1:]
sAction = "=g_p_"+sIdAction
elif sAction.startswith('"') and sAction.endswith('"'):
sAction = sAction[1:-1]
return [sOption, sCondition, cAction, sAction, iStartAction, iEndAction]
elif cAction == "=":
## disambiguator
if sAction[0:1] == "=":
sAction = sAction[1:]
if not sAction:
print("# Error in action at line " + sIdAction + ": This action is empty.")
sAction = prepareFunction(sAction)
lFUNCTIONS.append(("g_d_"+sIdAction, sAction))
dFUNCTIONS["g_d_"+sIdAction] = sAction
sAction = "g_d_"+sIdAction
return [sOption, sCondition, cAction, sAction]
elif cAction == ">":
## no action, break loop if condition is False
return [sOption, sCondition, cAction, ""]
else:
print("# Unknown action at line " + sIdAction)
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oDARG = darg.DARG(lPreparedRule, sLang)
dAllGraph[sGraphName] = oDARG.createGraph()
# creating file with all functions callable by rules
print(" creating callables...")
sPyCallables = "# generated code, do not edit\n"
#sJSCallables = "// generated code, do not edit\nconst oEvalFunc = {\n"
for sFuncName, sReturn in lFUNCTIONS:
for sFuncName, sReturn in dFUNCTIONS.items():
if sFuncName.startswith("g_c_"): # condition
sParams = "lToken, nTokenOffset, sCountry, bCondMemo"
elif sFuncName.startswith("g_m_"): # message
sParams = "lToken, nTokenOffset"
elif sFuncName.startswith("g_s_"): # suggestion
sParams = "lToken, nTokenOffset"
elif sFuncName.startswith("g_p_"): # preprocessor
sParams = "lToken"
elif sFuncName.startswith("g_d_"): # disambiguator
sParams = "lToken, nTokenOffset"
else:
print("# Unknown function type in [" + sFuncName + "]")
continue
sPyCallables += "def {} ({}):\n".format(sFuncName, sParams)
sPyCallables += " return " + sReturn + "\n"
#sJSCallables += " {}: function ({})".format(sFuncName, sParams) + " {\n"
#sJSCallables += " return " + jsconv.py2js(sReturn) + ";\n"
#sJSCallables += " },\n"
#sJSCallables += "}\n"
print(sPyCallables)
for sActionName, aAction in dACTIONS.items():
print(sActionName, aAction)
# Result
d = {
"graph_callables": sPyCallables,
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