history reset add repo

history_reset.py

@@ -0,0 +1,74 @@
+'''
+Created on 24-12-2012
+
+@author: marcin
+'''
+import os
+import re
+
+rootpath = "."
+specfile = "pspec.xml"
+newcomment = "First release"
+newrelease = "1"
+relative_backup_path = "../backup"
+
+def read_file(path):
+    with open(path) as f:
+        return f.read().strip()
+
+def reset_history(spec):
+    release = re.compile("(.*?release\s*=\s*)[\"\']\d+[\"\'](.*?)")
+    newspec = ''
+    history = False
+    update1 = False
+    skipline = False
+    for line in spec.split("\n"):
+        if "</History>" in line: history = False
+        if "<History>" in line: history = True
+        if history:
+            if "</Update>" in line:
+                if not update1: newspec = "\n".join((newspec, line))
+                update1 = True
+            if update1: continue
+            else:
+                if "<Update" in line: line = re.sub(release, r'\1"%s"\2' % newrelease, line)
+                elif "<Comment" in line:
+                    if not "</Comment" in line:
+                        skipline = True
+                if "</Comment" in line:
+                    skipline = False
+                    line = " " * 12 + "<Comment>%s</Comment>" % newcomment
+                if not skipline: newspec = "\n".join((newspec, line))
+        else: newspec = "\n".join((newspec, line))
+    return newspec
+
+if __name__ == '__main__':
+    backup_path = os.path.normpath(os.path.join(rootpath, relative_backup_path))
+    if not os.path.isdir(backup_path):
+        os.makedirs(backup_path)
+    else:
+        suffix = 0
+        parent_backup = os.path.dirname(backup_path)
+        base_name = os.path.basename(relative_backup_path)
+        for d in os.listdir(parent_backup):
+            if d.startswith(base_name):
+                ext = d.replace(base_name, '')
+                if os.path.isdir("%s/%s" % (parent_backup, d)) and ext.isdigit():
+                    if int(ext) > suffix:
+                        suffix = int(ext)
+        suffix +=1
+        suffix = "0%d" % suffix if suffix < 10 else str(suffix)
+        os.rename(backup_path, backup_path + suffix)
+        os.makedirs(backup_path)
+ 
+    for root, dirs, files in os.walk(rootpath):
+        if specfile in files:
+            f = "%s/%s" % (root, specfile)
+            print(f)
+            spec = read_file(f)
+            bf = "%s/%s" % (os.path.normpath(root.replace(rootpath, relative_backup_path)), specfile)
+            os.makedirs(os.path.dirname(bf))
+            open(bf, "w").write(spec)
+            open(bf, "a").write("\n")
+            open(f, "w").write(reset_history(spec))
+            open(f, "a").write("\n")