add schem editing script and datafile

util/mtoldtonew.csv

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+"moretrees:coconut","default:coconut"
+"moretrees:coconut_3","default:coconut_3"
+"moretrees:palm_leaves","default:palm_leaves"
+"moretrees:palm_trunk","default:palm_trunk"
+"moretrees:palm_fruit_trunk", "default:palm_fruit_trunk"
+"moretrees:palm_planks", default:palm_wood
+"moretrees:palm_sapling","default:palm_sapling"
+
+
+

util/mtoldtonew.py

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+#!/usr/bin/env python
+import os
+import csv
+import sys
+
+mtdeltas_csv = "mtoldtonew.csv"
+if not os.path.isfile(mtdeltas_csv):
+    print("ERROR: missing " + mtdeltas_csv)
+    #exit(1)
+
+files = []
+
+usageStr = '''
+Usage:
+   python3 mtoldtonew.py <filename>
+   or
+   python3 mtoldtonew.py <filenames>
+
+Examples:
+   python3 mtoldtonew.py palm_oldnodes.we
+   python3 mtoldtonew.py palm_oldnodes.we palm.we
+
+* Example 2 yields: palm_newnodes.we and newpalm.we
+  with all nodes replaced according to csv.
+  (adds "new" to beginning if "old" is not in specified filename)
+
+* only replaces node names surrounded by quotes
+  - you can change that behavior using python:
+    from mtoldtonew import oldToNew
+    oldToNew('file.we', quotechar='')
+
+'''
+usageStr += "edit '%s' as needed (old name in column 1, new name in 2)"
+
+def usage():
+    print(usageStr)
+
+mtdeltas = {}
+
+def stripQuotes(s, quotechar='"'):
+    if (len(s) >= 2) and (s[0] == quotechar) and (s[-1] == quotechar):
+        s = s[1:-1]
+    return s
+
+def quoted(str1, quotechar='"'):
+    return(quotechar + str1 + quotechar)
+
+def replaceQuoted(str1, deltas, quotechar='"'):
+    ret = str1
+    for k, v in deltas.items():
+        ret = ret.replace(quoted(k, quotechar), quoted(v, quotechar))
+    return ret
+
+with open(mtdeltas_csv) as csvfile:
+    ins = csv.reader(csvfile, delimiter=',', quotechar='"')
+    lineI = 0
+    for row in ins:
+        lineI += 1
+        if (len(row) < 2):
+            continue
+        oldStr = stripQuotes(row[0].strip())
+        newStr = stripQuotes(row[1].strip())
+        # csv doesn't strip quotes if a space is before an opening quote
+        # print("'%s', '%s'" % (oldStr, newStr))
+        if len(oldStr) > 0:
+            if len(newStr) > 0:
+                mtdeltas[oldStr] = newStr
+            else:
+                print("Skipped empty destination for '" + oldStr
+                      + " on line " + str(lineI) + " in " + csvfile)
+
+def oldToNew(path, quotechar='"'):
+    newName = path.replace("old", "new")
+    if newName == path:
+        newName = "new" + newName
+    if os.path.exists(newName):
+        print("WARNING: Overwriting '%s'..." % newName)
+    with open(path, 'r') as ins:
+        with open(newName, 'w') as outs:
+            oldLine = True
+            while oldLine:
+                oldLine = ins.readline()
+                if oldLine:
+                    outs.write(replaceQuoted(oldLine, mtdeltas) + "\n")
+    print("* wrote '%s'" % newName)
+
+if __name__ == "__main__":
+    for i in range(1, len(sys.argv)):
+        try_path = sys.argv[i]
+        if os.path.isfile(try_path):
+            files.append(try_path)
+        else:
+            print("MISSING file: '" + try_path + "'")
+
+    if len(files) < 1:
+        usage()
+        print("")
+        print("You must specify a plain-text schem such as a\n"
+              ".we file, or any file containing double-quoted node names.")
+
+    for oldName in files:
+        print("Processing %s..." % oldName)
+        oldToNew(oldName)