PoseLib: use bpy.utils.flip_name()

Instead of re-implementing BLI_string_flip_side_name, use the python function that was exposed in D12322.

Reviewed By: sybren

Differential Revision: https://developer.blender.org/D13191

pose_library/pose_usage.py

@@ -22,6 +22,7 @@ Pose Library - usage functions.
 
 from typing import Set
 import re
+import bpy
 
 from bpy.types import (
     Action,
@@ -48,7 +49,7 @@ def select_bones(arm_object: Object, action: Action, *, select: bool, flipped: b
         seen_bone_names.add(bone_name)
 
         if flipped:
-            bone_name = flip_side_name(bone_name)
+            bone_name = bpy.utils.flip_name(bone_name)
 
         try:
             pose_bone = pose.bones[bone_name]
@@ -58,127 +59,6 @@ def select_bones(arm_object: Object, action: Action, *, select: bool, flipped: b
         pose_bone.bone.select = select
 
 
-_FLIP_SEPARATORS = set(". -_")
-
-# These are single-character replacements, others are handled differently.
-_FLIP_REPLACEMENTS = {
-    "l": "r",
-    "L": "R",
-    "r": "l",
-    "R": "L",
-}
-
-
-def flip_side_name(to_flip: str) -> str:
-    """Flip left and right indicators in the name.
-
-    Basically a Python implementation of BLI_string_flip_side_name.
-
-    >>> flip_side_name('bone_L.004')
-    'bone_R.004'
-    >>> flip_side_name('left_bone')
-    'right_bone'
-    >>> flip_side_name('Left_bone')
-    'Right_bone'
-    >>> flip_side_name('LEFT_bone')
-    'RIGHT_bone'
-    >>> flip_side_name('some.bone-RIGHT.004')
-    'some.bone-LEFT.004'
-    >>> flip_side_name('some.bone-right.004')
-    'some.bone-left.004'
-    >>> flip_side_name('some.bone-Right.004')
-    'some.bone-Left.004'
-    >>> flip_side_name('some.bone-LEFT.004')
-    'some.bone-RIGHT.004'
-    >>> flip_side_name('some.bone-left.004')
-    'some.bone-right.004'
-    >>> flip_side_name('some.bone-Left.004')
-    'some.bone-Right.004'
-    >>> flip_side_name('.004')
-    '.004'
-    >>> flip_side_name('L.004')
-    'R.004'
-    """
-    import string
-
-    if len(to_flip) < 3:
-        # we don't flip names like .R or .L
-        return to_flip
-
-    # We first check the case with a .### extension, let's find the last period.
-    number = ""
-    replace = to_flip
-    if to_flip[-1] in string.digits:
-        try:
-            index = to_flip.rindex(".")
-        except ValueError:
-            pass
-        else:
-            if to_flip[index + 1] in string.digits:
-                # TODO(Sybren): this doesn't handle "bone.1abc2" correctly.
-                number = to_flip[index:]
-                replace = to_flip[:index]
-
-    if not replace:
-        # Nothing left after the number, so no flips necessary.
-        return replace + number
-
-    if len(replace) == 1:
-        replace = _FLIP_REPLACEMENTS.get(replace, replace)
-        return replace + number
-
-    # First case; separator . - _ with extensions r R l L.
-    if replace[-2] in _FLIP_SEPARATORS and replace[-1] in _FLIP_REPLACEMENTS:
-        replace = replace[:-1] + _FLIP_REPLACEMENTS[replace[-1]]
-        return replace + number
-
-    # Second case; beginning with r R l L, with separator after it.
-    if replace[1] in _FLIP_SEPARATORS and replace[0] in _FLIP_REPLACEMENTS:
-        replace = _FLIP_REPLACEMENTS[replace[0]] + replace[1:]
-        return replace + number
-
-    lower = replace.lower()
-    prefix = suffix = ""
-    if lower.startswith("right"):
-        bit = replace[0:2]
-        if bit == "Ri":
-            prefix = "Left"
-        elif bit == "RI":
-            prefix = "LEFT"
-        else:
-            prefix = "left"
-        replace = replace[5:]
-    elif lower.startswith("left"):
-        bit = replace[0:2]
-        if bit == "Le":
-            prefix = "Right"
-        elif bit == "LE":
-            prefix = "RIGHT"
-        else:
-            prefix = "right"
-        replace = replace[4:]
-    elif lower.endswith("right"):
-        bit = replace[-5:-3]
-        if bit == "Ri":
-            suffix = "Left"
-        elif bit == "RI":
-            suffix = "LEFT"
-        else:
-            suffix = "left"
-        replace = replace[:-5]
-    elif lower.endswith("left"):
-        bit = replace[-4:-2]
-        if bit == "Le":
-            suffix = "Right"
-        elif bit == "LE":
-            suffix = "RIGHT"
-        else:
-            suffix = "right"
-        replace = replace[:-4]
-
-    return prefix + replace + suffix + number
-
-
 if __name__ == '__main__':
     import doctest