Add AUTHOR_HACKS and YEAR_HACKS to update_copyright.py

This works around holes in the versioning where files were initially
released before being added to the versioning system, or they were
never committed under the name of one of the authors.

diff --git a/update_copyright.py b/update_copyright.py
index 2f7d5a8ade056b865034a2d5dd176ded08bb770b..fa9f4ef1347373eab0e579c5e65c2be2cfe7c080 100755 (executable)
--- a/update_copyright.py
+++ b/update_copyright.py
@@ -53,10 +53,13 @@ ALIASES = {
     'Alberto Gomez-Casado':
         ['albertogomcas'],
     'Massimo Sandal <devicerandom@gmail.com>':
-        ['devicerandom',
+        ['Massimo Sandal',
+         'devicerandom',
          'unknown'],
     'Fabrizio Benedetti':['fabrizio.benedetti.82'],
-    'Rolf Schmidt <rschmidt@alcor.concordia.ca>':['illysam'],
+    'Rolf Schmidt <rschmidt@alcor.concordia.ca>':
+        ['Rolf Schmidt',
+         'illysam'],
     'Marco Brucale':['marcobrucale'],
     'Pancaldi Paolo':['pancaldi.paolo'],
     }
@@ -65,6 +68,44 @@ IGNORED_PATHS = ['./.hg/', './doc/img', './test/data/',
                  './build/', '/doc/build/']
 IGNORED_FILES = ['COPYING', 'COPYING.LESSER']
 
+# Work around missing author holes in the VCS history
+AUTHOR_HACKS = {
+    ('hooke','driver','hdf5.py'):['Massimo Sandal'],
+    ('hooke','driver','mcs.py'):['Allen Chen'],
+    ('hooke','plugin','peakspot.py'):['Fabrizio Benedetti'],
+    }
+
+# Work around missing year holes in the VCS history
+YEAR_HACKS = {
+    ('hooke','driver','hdf5.py'):2009,
+    ('hooke','driver','picoforce.py'):2006,
+    ('hooke','driver','picoforcealt.py'):2006,
+    ('hooke','plugin','peakspot.py'):2007,
+    ('hooke','plugin','tutorial.py'):2007,
+    }
+
+# Helpers for VCS-specific commands
+
+def splitpath(path):
+    """Recursively split a path into elements.
+
+    Examples
+    --------
+
+    >>> splitpath(os.path.join('a', 'b', 'c'))
+    ('a', 'b', 'c')
+    >>> splitpath(os.path.join('.', 'a', 'b', 'c'))
+    ('a', 'b', 'c')
+    """
+    path = os.path.normpath(path)
+    elements = []
+    while True:
+        dirname,basename = os.path.split(path)
+        elements.insert(0,basename)
+        if dirname in ['', '.']:
+            break
+        path = dirname
+    return tuple(elements)
 
 # VCS-specific commands
 
@@ -85,20 +126,25 @@ def mercurial_cmd(*args):
     return (tmp_stdout.getvalue().rstrip('\n'),
             tmp_stderr.getvalue().rstrip('\n'))
     
-def original_year(filename):
+def original_year(filename, year_hacks=YEAR_HACKS):
     # shortdate filter: YEAR-MONTH-DAY
     output,error = mercurial_cmd('log', '--follow',
                                  '--template', '{date|shortdate}\n',
                                  filename)
     years = [int(line.split('-', 1)[0]) for line in output.splitlines()]
+    if splitpath(filename) in year_hacks:
+        years.append(year_hacks[splitpath(filename)])
     years.sort()
     return years[0]
 
-def authors(filename):
+def authors(filename, author_hacks=AUTHOR_HACKS):
     output,error = mercurial_cmd('log', '--follow',
                                  '--template', '{author}\n',
                                  filename)
-    return list(set(output.splitlines()))
+    ret = list(set(output.splitlines()))
+    if splitpath(filename) in author_hacks:
+        ret.extend(author_hacks[splitpath(filename)])
+    return ret
 
 def authors_list():
     output,error = mercurial_cmd('log', '--follow',