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import json
import os
from pptx import Presentation
from pptx.util import Inches
from pptx.shapes.group import GroupShape
from pptx.shapes.picture import Picture
from PIL import Image
import io
def print_json(item):
return json.dumps(item, ensure_ascii=False, indent=4)
def transfer_textbox_content_in_group(group_shape):
group_shape_item = {}
for l, shape in enumerate(group_shape.shapes):
shape_item = {}
if shape.has_text_frame:
shape_item['type'] = "text"
shape_item['location'] = (shape.left, shape.top)
text_frame = shape.text_frame
for r, paragraph in enumerate(text_frame.paragraphs):
if paragraph.runs:
original_run = paragraph.runs[0]
paragraph_item = {
'text': paragraph.text,
'align': paragraph.alignment,
'font': {
'name': original_run.font.name,
'bold': original_run.font.bold,
'italic': original_run.font.italic,
'underline': original_run.font.underline,
'color': str(original_run.font.color.rgb),
'language_id': original_run.font.language_id,
}
}
shape_item[f'paragraph_{r}'] = paragraph_item
group_shape_item[f"shape_{l}"] = shape_item
return group_shape_item
def transfer_to_structure(pptx_file, images_dir_path):
item = {}
prs = Presentation(pptx_file)
image_path_list = []
for i, slide in enumerate(prs.slides):
slide_item = {}
for j, shape in enumerate(slide.shapes):
shape_item = {}
# Case 1: Normal text box
if shape.has_text_frame:
shape_item['type'] = "text"
text_frame = shape.text_frame
for r, paragraph in enumerate(text_frame.paragraphs):
if paragraph.runs:
original_run = paragraph.runs[0]
paragraph_item = {
'text': paragraph.text,
'align': paragraph.alignment,
'font': {
'name': original_run.font.name,
'bold': original_run.font.bold,
'italic': original_run.font.italic,
'underline': original_run.font.underline,
'color': str(original_run.font.color.rgb),
'language_id': original_run.font.language_id,
}
}
shape_item[f'paragraph_{r}'] = paragraph_item
# Case 2: Grouped shapes
elif isinstance(shape, GroupShape):
shape_item['type'] = "group"
shape_item['group_content'] = transfer_textbox_content_in_group(shape)
# Case 3: Picture
elif isinstance(shape, Picture):
shape_item['type'] = "picture"
image_path = os.path.join(images_dir_path, f"picture_{j}.png")
image_path_list.append(image_path)
shape_item['image_path'] = image_path
shape_item['size'] = shape.image.size
shape_item['dpi'] = shape.image.dpi
shape_item['location'] = (shape.left, shape.top)
shape_item['location_inches'] = (Inches(shape.left).inches, Inches(shape.top).inches)
image_stream = io.BytesIO(shape.image.blob)
shape_image = Image.open(image_stream)
shape_image.save(image_path)
slide_item[f"shape_{j}"] = shape_item
item[f"slide_{i}"] = slide_item
return print_json(item), image_path_list |