ViewAppV02 / presentation_generator.py
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from pptx import Presentation
from pptx.util import Inches, Pt
from pptx.enum.text import PP_ALIGN
from pptx.dml.color import RGBColor
import tempfile
import logging
logger = logging.getLogger(__name__)
class PresentationGenerator:
def __init__(self):
self.styles = {
"professionnel": {
"title_color": RGBColor(0, 0, 128),
"text_color": RGBColor(0, 0, 0),
"background_color": RGBColor(255, 255, 255),
"font_name": "Calibri"
},
"moderne": {
"title_color": RGBColor(220, 20, 60),
"text_color": RGBColor(50, 50, 50),
"background_color": RGBColor(240, 240, 240),
"font_name": "Segoe UI"
},
"creatif": {
"title_color": RGBColor(75, 0, 130),
"text_color": RGBColor(0, 0, 0),
"background_color": RGBColor(255, 250, 240),
"font_name": "Arial"
}
}
def generate_presentation(self, structure, style="professionnel"):
"""Génère une présentation PowerPoint à partir de la structure IA"""
try:
logger.info("📄 Initialisation de la présentation...")
prs = Presentation()
style_config = self.styles.get(style, self.styles["professionnel"])
logger.info("🎯 Ajout de la slide de titre...")
self._add_title_slide(prs, structure, style_config)
logger.info("📄 Ajout des slides de contenu...")
for i, slide_data in enumerate(structure.get('slides', [])):
logger.info(f" ➕ Slide {i+1}: {slide_data.get('title', 'Sans titre')}")
self._add_content_slide(prs, slide_data, style_config)
if structure.get('key_points'):
logger.info("🧠 Ajout des points clés...")
self._add_keypoints_slide(prs, structure, style_config)
logger.info("🏁 Ajout de la conclusion...")
self._add_conclusion_slide(prs, style_config)
logger.info("💾 Sauvegarde de la présentation...")
temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.pptx')
prs.save(temp_file.name)
logger.info(f"✅ Présentation enregistrée dans : {temp_file.name}")
return temp_file.name
except Exception as e:
logger.error(f"❌ Erreur génération présentation: {e}")
raise
def _add_title_slide(self, prs, structure, style_config):
"""Ajoute la slide de titre"""
slide_layout = prs.slide_layouts[0]
slide = prs.slides.add_slide(slide_layout)
title = slide.shapes.title
subtitle = slide.placeholders[1]
title.text = structure.get('title', 'Présentation Générée par IA')
subtitle.text = f"Style: {style_config}\nGénéré intelligemment par IA"
def _add_content_slide(self, prs, slide_data, style_config):
"""Ajoute une slide de contenu"""
slide_layout = prs.slide_layouts[1]
slide = prs.slides.add_slide(slide_layout)
title_shape = slide.shapes.title
try:
content_shape = slide.placeholders[1]
except IndexError:
logger.warning("⚠️ Placeholder 1 non trouvé. Création d'une textbox manuelle.")
content_shape = slide.shapes.add_textbox(Inches(1), Inches(2), Inches(8), Inches(5))
content_shape.text_frame.text = ""
title_shape.text = slide_data.get('title', 'Slide')
content_shape.text = slide_data.get('content', '')
self._apply_style(title_shape, style_config, is_title=True)
self._apply_style(content_shape, style_config, is_title=False)
def _add_keypoints_slide(self, prs, structure, style_config):
"""Ajoute la slide des points clés"""
slide_layout = prs.slide_layouts[1]
slide = prs.slides.add_slide(slide_layout)
title_shape = slide.shapes.title
try:
content_shape = slide.placeholders[1]
except IndexError:
logger.warning("⚠️ Placeholder 1 non trouvé. Création d'une textbox manuelle.")
content_shape = slide.shapes.add_textbox(Inches(1), Inches(2), Inches(8), Inches(5))
content_shape.text_frame.text = ""
title_shape.text = "Points Clés Identifiés par IA"
content_shape.text = "\n".join([f"• {point}" for point in structure['key_points']])
self._apply_style(title_shape, style_config, is_title=True)
self._apply_style(content_shape, style_config, is_title=False)
def _add_conclusion_slide(self, prs, style_config):
"""Ajoute la slide de conclusion"""
slide_layout = prs.slide_layouts[1]
slide = prs.slides.add_slide(slide_layout)
title_shape = slide.shapes.title
try:
content_shape = slide.placeholders[1]
except IndexError:
logger.warning("⚠️ Placeholder 1 non trouvé. Création d'une textbox manuelle.")
content_shape = slide.shapes.add_textbox(Inches(1), Inches(2), Inches(8), Inches(5))
content_shape.text_frame.text = ""
title_shape.text = "Conclusion"
content_shape.text = "Présentation générée automatiquement avec IA\nAnalyse sémantique avancée\nMerci pour votre attention !"
self._apply_style(title_shape, style_config, is_title=True)
self._apply_style(content_shape, style_config, is_title=False)
def _apply_style(self, shape, style_config, is_title=True):
"""Applique le style aux éléments textuels"""
if not hasattr(shape, "text_frame") or shape.text_frame is None:
logger.warning("⚠️ Shape sans text_frame, style non appliqué.")
return
try:
for paragraph in shape.text_frame.paragraphs:
for run in paragraph.runs:
if run.font:
run.font.name = style_config["font_name"]
run.font.color.rgb = (
style_config["title_color"] if is_title else style_config["text_color"]
)
run.font.size = Pt(32 if is_title else 18)
run.font.bold = is_title
except Exception as e:
logger.warning(f"❌ Échec de l'application du style: {e}")
print("présentation générée")