1 files changed, 53 insertions, 0 deletions
diff --git a/bot/utils/spookifications.py b/bot/utils/spookifications.py
new file mode 100644
index 00000000..2211049f
--- /dev/null
+++ b/bot/utils/spookifications.py
@@ -0,0 +1,53 @@
+import logging
+from random import choice, randint
+
+from PIL import Image
+from PIL import ImageOps
+
+log = logging.getLogger()
+
+
+def inversion(im):
+    """Inverts an image.
+
+    Returns an inverted image when supplied with an Image object.
+    """
+    im = im.convert('RGB')
+    inv = ImageOps.invert(im)
+    return inv
+
+
+def pentagram(im):
+    """Adds pentagram to image."""
+    im = im.convert('RGB')
+    wt, ht = im.size
+    penta = Image.open('bot/resources/bloody-pentagram.png')
+    penta = penta.resize((wt, ht))
+    im.paste(penta, (0, 0), penta)
+    return im
+
+
+def bat(im):
+    """Adds a bat silhoutte to the image.
+
+    The bat silhoutte is of a size at least one-fifths that of the original
+    image and may be rotated upto 90 degrees anti-clockwise."""
+    im = im.convert('RGB')
+    wt, ht = im.size
+    bat = Image.open('bot/resources/bat-clipart.png')
+    bat_size = randint(wt//5, wt)
+    rot = randint(0, 90)
+    bat = bat.resize((bat_size, bat_size))
+    bat = bat.rotate(rot)
+    x = randint(0, wt-bat_size)
+    y = randint(0, wt-bat_size)
+    im.paste(bat, (x, y), bat)
+    return im
+
+
+def get_random_effect(im):
+    """Randomly selects and applies an effect."""
+    effects = [inversion, pentagram, bat]
+    effect = choice(effects)
+    log.info("Spookyavatar's chosen effect: " + effect.__name__)
+    return effect(im)