Server/py: Replace HandledException with SystemExit (erlehmann advice).

[plomrogue] / plomrogue-server.py

diff --git a/plomrogue-server.py b/plomrogue-server.py
index 20704308545fead9275f4092ad794fb74b5d17ea..0b3ce1f85f72f7800527b5b13a05da7218d3f3d4 100755 (executable)
--- a/plomrogue-server.py
+++ b/plomrogue-server.py
@@ -4,12 +4,6 @@ import os
 import time
 
 
-class HandledException(Exception):
-    """Feature-less Exception child. Use for expected operational errors."""
-
-    pass
-
-
 def setup_server_io(io_db):
     """Fill IO files DB with proper file( path)s. Write process IO test string.
 
@@ -52,7 +46,7 @@ def detect_atomic_leftover(path):
           "aborted previous attempt to write '" + path + "'. Aborting until " \
           "the matter is resolved by removing it from its current path."
     if os.access(path_tmp, os.F_OK):
-        raise HandledException(msg)
+        raise SystemExit(msg)
 
 
 def obey(msg):
@@ -60,13 +54,50 @@ def obey(msg):
     print("Input: " + msg)
 
 
+def tokenize(string):
+    """Divide string by ' ', \t & " quotes (that also group). Escape with \."""
+    charlist_A = list(string)
+    i = 0
+    for c in charlist_A:
+        if "\\" == c and i < len(charlist_A) - 1:
+            charlist_A[i] = "remove"
+            charlist_A[i + 1] = charlist_A[i + 1] + "_escaped"
+        i = i + 1
+    charlist_B = []
+    for c in charlist_A:
+        if "remove" != c:
+            charlist_B.append(c)
+    in_quotes = 0
+    i = 0
+    for c in charlist_B:
+        if "\"" == c:
+            in_quotes = 0 if in_quotes else 1
+            if i < len(charlist_B) - 1:
+                charlist_B[i] = "separator"
+        elif (not in_quotes) and (" " == c or "\t" == c):
+            charlist_B[i] = "separator"
+        i = i + 1
+    list_of_charlists = [[]]
+    i = 0
+    for c in charlist_B:
+        if "separator" == c:
+            if [] != list_of_charlists[-1]:
+                list_of_charlists.append([])
+                i = i + 1
+        else:
+            list_of_charlists[i].append(c[0])
+    tokens = []
+    for charlist in list_of_charlists:
+        tokens.append("".join(charlist))
+    return tokens
+
+
 io_db = {}
 try:
     parser = argparse.ArgumentParser()
     parser.add_argument('-s', nargs='?', type=int, dest='replay', const=1,
                         action='store')
     opts, unknown = parser.parse_known_args()
-    print(opts)
     setup_server_io(io_db)
     # print("DUMMY: Run game.")
     path_recordfile = "recordfile"
@@ -77,17 +108,16 @@ try:
         if opts.replay < 1:
             opts.replay = 1
         print("Replay mode. Auto-replaying up to turn " + str(opts.replay) +
-              " (if so late  a turn is to be found).")
+              " (if so late a turn is to be found).")
+        if not os.access(path_recordfile, os.F_OK):
+            raise SystemExit("No record file found to replay.")
     elif os.access(path_savefile, os.F_OK):
         print(open(path_savefile, "r").read())
     else:
         msg = "MAKE_WORLD " + str(int(time.time()))
         obey(msg)
-except SystemExit:
-    pass
-except HandledException as exception:
-    print("Error:")
-    print(exception.args[0])
+except SystemExit as exit:
+    print("ABORTING: " + exit.args[0])
 except:
     print("SOMETHING WENT WRONG IN UNEXPECTED WAYS")
     raise