Correction : Tri des chansons en prenant compte des préfixes

songbook.py

@@ -49,7 +49,17 @@ def makeCoverCache(library):
 def matchRegexp(reg, iterable):
     return [ m.group(1) for m in (reg.match(l) for l in iterable) if m ]
 
-def songslist(library, songs):
+def unprefixed(title, prefixes):
+    """Remove the first prefix of the list in the beginning of title (if any).
+    """
+    for prefix in prefixes:
+        match = re.compile(r"^(%s)\b\s*(.*)$" % prefix).match(title)
+        if match:
+            return match.group(2)
+    return title
+
+
+def songslist(library, songs, prefixes):
     song_objects = []
     for s in songs:
         path = library + 'songs/' + s
@@ -64,7 +74,7 @@ def songslist(library, songs):
                 album = ''
             song_objects.append(Song(title, artist, album, path))
 
-    song_objects = sorted(song_objects, key=lambda x: locale.strxfrm(x.title))
+    song_objects = sorted(song_objects, key=lambda x: locale.strxfrm(unprefixed(x.title, prefixes)))
     song_objects = sorted(song_objects, key=lambda x: locale.strxfrm(x.album))
     song_objects = sorted(song_objects, key=lambda x: locale.strxfrm(x.artist))
 
@@ -121,6 +131,8 @@ def makeTexFile(sb, library, output):
     # default value
     template = "patacrep.tmpl"
     songs = []
+    titleprefixwords = ""
+    prefixes = []
 
     # parse the songbook data
     if "template" in sb:
@@ -129,6 +141,12 @@ def makeTexFile(sb, library, output):
     if "songs" in sb:
         songs = sb["songs"]
         del sb["songs"]
+    if "titleprefixwords" in sb:
+        prefixes = sb["titleprefixwords"]
+        for prefix in sb["titleprefixwords"]:
+            titleprefixwords += "\\titleprefixword{%s}\n" % prefix
+        sb["titleprefixwords"] = titleprefixwords
+
 
     parameters = parseTemplate("templates/"+template)
 
@@ -151,7 +169,7 @@ def makeTexFile(sb, library, output):
         songs = map(lambda x: x[len(library) + 6:], glob.glob(library + 'songs/*/*.sg'))
 
     if len(songs) > 0:
-        out.write(formatDefinition('songslist', songslist(library, songs)))
+        out.write(formatDefinition('songslist', songslist(library, songs, prefixes)))
     out.write('\\makeatother\n')
 
     # output template

templates/minimal.tmpl

@@ -29,7 +29,8 @@
 %%:  {"name":"lang", "description":"Language", "default":"english"},
 %%:  {"name":"instruments", "description":"Instruments", "type":"flag", "values":["guitar","ukulele"], "join":",", "mandatory":true, "default":["guitar"]},
 %%:  {"name":"bookoptions", "description":"Options", "type":"flag", "values":["diagram","importantdiagramonly","lilypond","pictures","tabs","repeatchords","onesongperpage"], "join":",", "mandatory":true, "default":["pictures"]},
-%%:  {"name":"mainfontsize", "description":"Font Size", "type":"font", "default":"10"}
+%%:  {"name":"mainfontsize", "description":"Font Size", "type":"font", "default":"10"},
+%%:  {"name":"titleprefixwords", "description":"Ignore some words in the beginning of song titles"}
 %%:]
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % begin document
@@ -49,6 +50,8 @@
   \fi%
 }
 
+\gettitleprefixwords
+
 \nosongnumbers
 \pagestyle{empty}
 

templates/patacrep.tmpl

@@ -42,7 +42,8 @@
 %%:  {"name":"mainfontsize", "description":"Font Size", "type":"font", "default":"10"},
 %%:  {"name":"songnumberbgcolor", "description":"Number Shade", "type":"color", "default":"#D1E4AE"},
 %%:  {"name":"notebgcolor", "description":"Note Shade", "type":"color", "default":"#D1E4AE"},
-%%:  {"name":"indexbgcolor", "description":"Index Shade", "type":"color", "default":"#D1E4AE"}
+%%:  {"name":"indexbgcolor", "description":"Index Shade", "type":"color", "default":"#D1E4AE"},
+%%:  {"name":"titleprefixwords", "description":"Ignore some words in the beginning of song titles"}
 %%:]
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % begin document
@@ -84,6 +85,8 @@
 \renewcommand{\notebgcolor}{NoteBgColor}
 \renewcommand{\idxbgcolor}{IndexBgColor}
 
+\gettitleprefixwords
+
 \pagestyle{empty}
 
 \begin{document}