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"""
Presentation management utilities for PowerPoint MCP Server.
Functions for creating, opening, saving, and managing presentations.
"""
from pptx import Presentation
from typing import Dict, List, Optional
import os
def create_presentation() -> Presentation:
"""
Create a new PowerPoint presentation.
Returns:
A new Presentation object
"""
return Presentation()
def open_presentation(file_path: str) -> Presentation:
"""
Open an existing PowerPoint presentation.
Args:
file_path: Path to the PowerPoint file
Returns:
A Presentation object
"""
return Presentation(file_path)
def create_presentation_from_template(template_path: str) -> Presentation:
"""
Create a new PowerPoint presentation from a template file.
Args:
template_path: Path to the template .pptx file
Returns:
A new Presentation object based on the template
Raises:
FileNotFoundError: If the template file doesn't exist
Exception: If the template file is corrupted or invalid
"""
if not os.path.exists(template_path):
raise FileNotFoundError(f"Template file not found: {template_path}")
if not template_path.lower().endswith(('.pptx', '.potx')):
raise ValueError("Template file must be a .pptx or .potx file")
try:
# Load the template file as a presentation
presentation = Presentation(template_path)
return presentation
except Exception as e:
raise Exception(f"Failed to load template file '{template_path}': {str(e)}")
def save_presentation(presentation: Presentation, file_path: str) -> str:
"""
Save a PowerPoint presentation to a file.
Args:
presentation: The Presentation object
file_path: Path where the file should be saved
Returns:
The file path where the presentation was saved
"""
presentation.save(file_path)
return file_path
def get_template_info(template_path: str) -> Dict:
"""
Get information about a template file.
Args:
template_path: Path to the template .pptx file
Returns:
Dictionary containing template information
"""
if not os.path.exists(template_path):
raise FileNotFoundError(f"Template file not found: {template_path}")
try:
presentation = Presentation(template_path)
# Get slide layouts
layouts = get_slide_layouts(presentation)
# Get core properties
core_props = get_core_properties(presentation)
# Get slide count
slide_count = len(presentation.slides)
# Get file size
file_size = os.path.getsize(template_path)
return {
"template_path": template_path,
"file_size_bytes": file_size,
"slide_count": slide_count,
"layout_count": len(layouts),
"slide_layouts": layouts,
"core_properties": core_props
}
except Exception as e:
raise Exception(f"Failed to read template info from '{template_path}': {str(e)}")
def get_presentation_info(presentation: Presentation) -> Dict:
"""
Get information about a presentation.
Args:
presentation: The Presentation object
Returns:
Dictionary containing presentation information
"""
try:
# Get slide layouts
layouts = get_slide_layouts(presentation)
# Get core properties
core_props = get_core_properties(presentation)
# Get slide count
slide_count = len(presentation.slides)
return {
"slide_count": slide_count,
"layout_count": len(layouts),
"slide_layouts": layouts,
"core_properties": core_props,
"slide_width": presentation.slide_width,
"slide_height": presentation.slide_height
}
except Exception as e:
raise Exception(f"Failed to get presentation info: {str(e)}")
def get_slide_layouts(presentation: Presentation) -> List[Dict]:
"""
Get all available slide layouts in the presentation.
Args:
presentation: The Presentation object
Returns:
A list of dictionaries with layout information
"""
layouts = []
for i, layout in enumerate(presentation.slide_layouts):
layout_info = {
"index": i,
"name": layout.name,
"placeholder_count": len(layout.placeholders)
}
layouts.append(layout_info)
return layouts
def set_core_properties(presentation: Presentation, title: str = None, subject: str = None,
author: str = None, keywords: str = None, comments: str = None) -> None:
"""
Set core document properties.
Args:
presentation: The Presentation object
title: Document title
subject: Document subject
author: Document author
keywords: Document keywords
comments: Document comments
"""
core_props = presentation.core_properties
if title is not None:
core_props.title = title
if subject is not None:
core_props.subject = subject
if author is not None:
core_props.author = author
if keywords is not None:
core_props.keywords = keywords
if comments is not None:
core_props.comments = comments
def get_core_properties(presentation: Presentation) -> Dict:
"""
Get core document properties.
Args:
presentation: The Presentation object
Returns:
Dictionary containing core properties
"""
core_props = presentation.core_properties
return {
"title": core_props.title,
"subject": core_props.subject,
"author": core_props.author,
"keywords": core_props.keywords,
"comments": core_props.comments,
"created": core_props.created.isoformat() if core_props.created else None,
"last_modified_by": core_props.last_modified_by,
"modified": core_props.modified.isoformat() if core_props.modified else None
} |