85 lines
2.7 KiB
Python
85 lines
2.7 KiB
Python
import os
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import textwrap
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from PIL import Image, ImageDraw, ImageFont, UnidentifiedImageError
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from poizonstore.settings import BASE_DIR
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def create_preview(source_image: str, size=None, price_rub=None, title=None):
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def get_font(font_size):
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font_path = os.path.join(BASE_DIR, 'static', 'preview_image_font.ttf')
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return ImageFont.truetype(font_path, size=font_size)
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def resize_with_ar(image, size):
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max_w, max_h = size
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if image.height > image.width:
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factor = max_h / image.height
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else:
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factor = max_w / image.width
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return image.resize((int(image.width * factor), int(image.height * factor)))
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if not os.path.isfile(source_image):
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return None
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# Create image
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preview_width, preview_height = 800, 600
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hor_padding = 15
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vert_padding = 50
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canvas_img = Image.new('RGBA', (preview_width, preview_height), color='white')
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draw = ImageDraw.Draw(canvas_img)
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# Draw top text
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top_font = get_font(20)
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text = 'Заказ в Poizon Store'
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draw.text((hor_padding, vert_padding), text, font=top_font, fill='black')
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# Draw title
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if title:
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title_font = get_font(40)
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text = title
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wrapped_text = textwrap.wrap(text, width=10)
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x, start_y = hor_padding, vert_padding + 30
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for line in wrapped_text:
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draw.text((x, start_y), line, font=title_font, fill='black')
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start_y += title_font.getbbox(line)[3]
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# Draw size
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if size:
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size_text = str(size)
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size_font = get_font(20)
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x1, y1 = hor_padding, vert_padding + 30 + 100
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x2, y2 = x1 + 40, y1 + 40
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draw.rectangle((x1, y1, x2, y2), fill='black', width=2)
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draw.text((x1 + 7, y1 + 7), size_text, font=size_font, fill='white')
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# Draw price
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if price_rub:
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price_text = f"{str(price_rub)} ₽"
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price_font = get_font(50)
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draw.text((hor_padding + 15, preview_height - 100), price_text, font=price_font, fill='black')
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# Draw goods image
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img2_box_w = preview_width - 270 - hor_padding * 2
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img2_box_y = preview_height - vert_padding * 2
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try:
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with Image.open(source_image).convert("RGBA") as img2:
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img2 = resize_with_ar(img2, (img2_box_w, img2_box_y))
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img2_x = 270 + int(img2_box_w / 2) - int(img2.width / 2)
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img2_y = 50 + int(img2_box_y / 2) - int(img2.height / 2)
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canvas_img.paste(img2, (img2_x, img2_y), mask=img2)
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return canvas_img.convert('RGB')
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except UnidentifiedImageError:
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return None
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def concat_not_null_values(*values, separator=' '):
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return separator.join([v for v in values if v is not None])
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