def escape_ly_output_string (input_string):
return_string = input_string
- needs_quotes = not re.match (u"^[a-zA-ZäöüÜÄÖßñ]*$", return_string);
+ needs_quotes = not re.match (u"^[a-zA-ZäöüÜÄÖß,\.!:ñ]*$", return_string);
if needs_quotes:
return_string = "\"" + string.replace (return_string, "\"", "\\\"") + "\""
return return_string
+def interpret_alter_element (alter_elm):
+ alter = 0
+ if alter_elm:
+ val = eval(alter_elm.get_text ())
+ if type (val) in (int, float):
+ alter = val
+ return alter
+
+
class Xml_node:
def __init__ (self):
self._children = []
return step
def get_octave (self):
ch = self.get_unique_typed_child (get_class (u'octave'))
-
- step = ch.get_text ().strip ()
- return int (step)
+ octave = ch.get_text ().strip ()
+ return int (octave)
def get_alteration (self):
ch = self.get_maybe_exist_typed_child (get_class (u'alter'))
- alter = 0
- if ch:
- alter = int (ch.get_text ().strip ())
- return alter
+ return interpret_alter_element (ch)
class Unpitched (Music_xml_node):
def get_step (self):
return clefinfo
def get_key_signature (self):
- "return (fifths, mode) tuple"
+ "return (fifths, mode) tuple if the key signatures is given as "
+ "major/minor in the Circle of fifths. Otherwise return an alterations"
+ "list of the form [[step,alter<,octave>], [step,alter<,octave>], ...], "
+ "where the octave values are optional."
key = self.get_named_attribute ('key')
- mode_node = key.get_maybe_exist_named_child ('mode')
- mode = None
- if mode_node:
- mode = mode_node.get_text ()
- if not mode or mode == '':
- mode = 'major'
-
- fifths = int (key.get_maybe_exist_named_child ('fifths').get_text ())
- return (fifths, mode)
-
+ if not key:
+ return None
+ fifths_elm = key.get_maybe_exist_named_child ('fifths')
+ if fifths_elm:
+ mode_node = key.get_maybe_exist_named_child ('mode')
+ mode = None
+ if mode_node:
+ mode = mode_node.get_text ()
+ if not mode or mode == '':
+ mode = 'major'
+ fifths = int (fifths_elm.get_text ())
+ # TODO: Shall we try to convert the key-octave and the cancel, too?
+ return (fifths, mode)
+ else:
+ alterations = []
+ current_step = 0
+ for i in key.get_all_children ():
+ if isinstance (i, KeyStep):
+ current_step = i.get_text ().strip ()
+ elif isinstance (i, KeyAlter):
+ alterations.append ([current_step, interpret_alter_element (i)])
+ elif isinstance (i, KeyOctave):
+ nr = -1
+ if hasattr (i, 'number'):
+ nr = int (i.number)
+ if (nr > 0) and (nr <= len (alterations)):
+ # MusicXML Octave 4 is middle C -> shift to 0
+ alterations[nr-1].append (int (i.get_text ())-4)
+ else:
+ i.message (_ ("Key alteration octave given for a "
+ "non-existing alteration nr. %s, available numbers: %s!") % (nr, len(alterations)))
+ return alterations
+
def get_transposition (self):
return self.get_named_attribute ('transpose')
-
+
+class KeyAlter (Music_xml_node):
+ pass
+class KeyStep (Music_xml_node):
+ pass
+class KeyOctave (Music_xml_node):
+ pass
class Barline (Measure_element):
return (text == "begin") or (text == "middle")
class Elision (Music_xml_node):
pass
+class Extend (Music_xml_node):
+ pass
class Text (Music_xml_node):
pass
if not (isinstance (n, Note) or isinstance (n, Attributes) or
isinstance (n, Direction) or isinstance (n, Partial) or
isinstance (n, Barline) or isinstance (n, Harmony) or
- isinstance (n, FiguredBass) ):
+ isinstance (n, FiguredBass) or isinstance (n, Print)):
continue
if isinstance (n, Attributes) and not start_attr:
voices[v].add_element (staff_attributes)
continue
- if isinstance (n, Partial) or isinstance (n, Barline):
+ if isinstance (n, Partial) or isinstance (n, Barline) or isinstance (n, Print):
for v in voices.keys ():
voices[v].add_element (n)
continue
def get_type (self):
return self.get_text ()
def is_primary (self):
- return self.number == "1"
+ if hasattr (self, 'number'):
+ return self.number == "1"
+ else:
+ return True
class Wavy_line (Music_xml_spanner):
pass
def get_step (self):
ch = self.get_maybe_exist_typed_child (get_class (u'display-step'))
if ch:
- step = ch.get_text ().strip ()
- return step
+ return ch.get_text ().strip ()
else:
return None
def get_octave (self):
ch = self.get_maybe_exist_typed_child (get_class (u'display-octave'))
if ch:
- step = ch.get_text ().strip ()
- return int (step)
+ oct = ch.get_text ().strip ()
+ return int (oct)
else:
return None
class Bend (Music_xml_node):
def bend_alter (self):
alter = self.get_maybe_exist_named_child ('bend-alter')
- if alter:
- return alter.get_text()
- else:
- return 0
+ return interpret_alter_element (alter)
class Words (Music_xml_node):
pass
return ch.get_text ().strip ()
def get_alteration (self):
ch = self.get_maybe_exist_typed_child (get_class (self.alter_class_name ()))
- alter = 0
- if ch:
- alter = int (ch.get_text ().strip ())
- return alter
+ return interpret_alter_element (ch)
class Root (ChordPitch):
pass
return value
def get_alter (self):
ch = self.get_maybe_exist_typed_child (get_class (u'degree-alter'))
- value = 0
- if ch:
- value = int (ch.get_text ().strip ())
- return value
+ return interpret_alter_element (ch)
class Frame (Music_xml_node):
class PerMinute (Music_xml_node):
pass
+class Print (Music_xml_node):
+ pass
+
## need this, not all classes are instantiated
'direction-type': DirType,
'duration': Duration,
'elision': Elision,
+ 'extend': Extend,
'frame': Frame,
'frame-note': Frame_Note,
'figured-bass': FiguredBass,
'grace': Grace,
'harmony': Harmony,
'identification': Identification,
+ 'key-alter': KeyAlter,
+ 'key-octave': KeyOctave,
+ 'key-step': KeyStep,
'lyric': Lyric,
'measure': Measure,
'notations': Notations,
'pedal': Pedal,
'per-minute': PerMinute,
'pitch': Pitch,
+ 'print': Print,
'rest': Rest,
'root': Root,
'score-part': Score_part,