Update app.py
Browse files
app.py
CHANGED
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@@ -1,4 +1,4 @@
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# Versión 1.
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import gradio as gr
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import pandas as pd
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import config
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@@ -6,27 +6,26 @@ from core import PDFEngine
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engine = PDFEngine()
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# --- FUNCIONES AUXILIARES (Existentes) ---
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def update_file_list(files):
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if not files: return pd.DataFrame(), ""
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data = [[i, f.split("/")[-1]] for i, f in enumerate(files)]
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default_order = ",".join([str(i) for i in range(len(files))])
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return pd.DataFrame(data, columns=["ID", "Archivo"]), default_order
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def process_merge_ordered(files, order_str):
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if not files: return None
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try:
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indices = [int(x.strip()) for x in order_str.split(",") if x.strip().isdigit()]
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return engine.merge_pdfs(files, indices)
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except Exception as e: raise gr.Error(str(e))
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def load_pdf_info(file):
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if not file: return None, 0, gr.update(visible=False)
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info = engine.get_pdf_info(file)
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return f"Cargado: {info['name']} ({info['pages']} págs).", info['pages'], gr.update(visible=True)
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def update_preview_split(file, range_str, total_pages):
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if not file or not range_str: return None
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key_pages = engine.get_preview_indices_from_string(range_str, total_pages)
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if not key_pages: return None
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@@ -36,60 +35,81 @@ def update_preview_split(file, range_str, total_pages):
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if path: gallery.append((path, f"Pág {p}"))
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return gallery
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def process_split_range(file, range_str):
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if not file: return None
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try: return engine.split_pdf_custom(file, range_str)
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except Exception as e: raise gr.Error(str(e))
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def interface_protect(file, password):
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if not file or not password: return None
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try: return engine.protect_pdf(file, password)
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except Exception as e: raise gr.Error(str(e))
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def
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if not file: return None
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try: return engine.pdf_to_images_zip(file)
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except Exception as e: raise gr.Error(str(e))
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def interface_img_to_pdf(files):
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if not files: return None
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try: return engine.images_to_pdf(files)
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except Exception as e: raise gr.Error(str(e))
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# ---
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def
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try:
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# Cogemos lo que está antes del símbolo °
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num_str = angle_label.split("°")[0]
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return int(num_str)
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except:
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return 0
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def
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if not file: return None
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return engine.get_rotated_preview(file, angle)
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def
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if not file: return None
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# Si es 0, devolvemos el archivo original (o una copia)
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return file.name
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try: return engine.rotate_pdf(file, angle)
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except Exception as e: raise gr.Error(str(e))
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with gr.Blocks(title=config.APP_TITLE, theme=gr.themes.Soft()) as demo:
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gr.Markdown(f"# {config.APP_TITLE}")
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with gr.Tabs():
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# 1. UNIR
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with gr.TabItem("Unir PDF"):
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gr.Markdown(config.TXT_MERGE)
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with gr.Row():
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with gr.Column(scale=1):
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@@ -102,8 +122,9 @@ with gr.Blocks(title=config.APP_TITLE, theme=gr.themes.Soft()) as demo:
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merge_files.change(fn=update_file_list, inputs=merge_files, outputs=[file_table, order_input])
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merge_btn.click(fn=process_merge_ordered, inputs=[merge_files, order_input], outputs=merge_out)
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# 2. DIVIDIR
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with gr.TabItem("Dividir PDF"):
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gr.Markdown(config.TXT_SPLIT)
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with gr.Row():
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with gr.Column():
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@@ -121,56 +142,82 @@ with gr.Blocks(title=config.APP_TITLE, theme=gr.themes.Soft()) as demo:
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prev_btn.click(fn=update_preview_split, inputs=[split_file, range_in, page_count], outputs=preview_gal)
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split_btn.click(fn=process_split_range, inputs=[split_file, range_in], outputs=split_out)
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# 3. ROTAR
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with gr.TabItem("Rotar PDF"):
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with gr.Row():
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with gr.Column():
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rot_file = gr.File(label="PDF
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# NUEVO: Etiquetas claras y opción 0 por defecto
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angle_sel = gr.Radio(
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choices=["0° (Original)", "90° (Derecha)", "180° (Invertir)", "270° (Izquierda)"],
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label="Rotación (Sentido horario)",
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value="0° (Original)"
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)
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rot_btn = gr.Button("Aplicar Rotación", variant="primary")
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with gr.Column():
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rot_preview = gr.Image(label="Vista Previa", height=400, type="filepath")
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rot_out = gr.File(label="PDF Descargable")
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# Eventos
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rot_file.change(fn=update_rotate_preview, inputs=[rot_file, angle_sel], outputs=rot_preview)
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angle_sel.change(fn=update_rotate_preview, inputs=[rot_file, angle_sel], outputs=rot_preview)
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rot_btn.click(fn=interface_rotate_process, inputs=[rot_file, angle_sel], outputs=rot_out)
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# 4.
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with gr.TabItem("
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with gr.Row():
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with gr.Column():
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with gr.Column():
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with gr.Row():
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with gr.Column():
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with gr.Column():
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if __name__ == "__main__":
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demo.launch()
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# Versión 1.7: Suite Completa con PDF a Word y Metadatos
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import gradio as gr
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import pandas as pd
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import config
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engine = PDFEngine()
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# --- FUNCIONES AUXILIARES (Existentes - Mantener todas) ---
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def update_file_list(files): # ... (Igual v1.6)
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if not files: return pd.DataFrame(), ""
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data = [[i, f.split("/")[-1]] for i, f in enumerate(files)]
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default_order = ",".join([str(i) for i in range(len(files))])
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return pd.DataFrame(data, columns=["ID", "Archivo"]), default_order
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def process_merge_ordered(files, order_str): # ... (Igual v1.6)
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if not files: return None
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try:
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indices = [int(x.strip()) for x in order_str.split(",") if x.strip().isdigit()]
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return engine.merge_pdfs(files, indices)
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except Exception as e: raise gr.Error(str(e))
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def load_pdf_info(file): # ... (Igual v1.6)
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if not file: return None, 0, gr.update(visible=False)
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info = engine.get_pdf_info(file)
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return f"Cargado: {info['name']} ({info['pages']} págs).", info['pages'], gr.update(visible=True)
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def update_preview_split(file, range_str, total_pages): # ... (Igual v1.6)
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if not file or not range_str: return None
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key_pages = engine.get_preview_indices_from_string(range_str, total_pages)
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if not key_pages: return None
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if path: gallery.append((path, f"Pág {p}"))
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return gallery
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def process_split_range(file, range_str): # ... (Igual v1.6)
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if not file: return None
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try: return engine.split_pdf_custom(file, range_str)
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except Exception as e: raise gr.Error(str(e))
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def interface_protect(file, password): # ... (Igual v1.6)
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if not file or not password: return None
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try: return engine.protect_pdf(file, password)
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except Exception as e: raise gr.Error(str(e))
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def interface_rotate_process(file, angle_label): # ... (Igual v1.6)
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if not file: return None
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# Parseo manual rápido para no depender de func externa si no se copió
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angle = 0
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if "90" in angle_label: angle = 90
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elif "180" in angle_label: angle = 180
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elif "270" in angle_label: angle = 270
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if angle == 0: return file.name
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try: return engine.rotate_pdf(file, angle)
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except Exception as e: raise gr.Error(str(e))
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def update_rotate_preview(file, angle_label): # ... (Igual v1.6)
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if not file: return None
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angle = 0
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if "90" in angle_label: angle = 90
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elif "180" in angle_label: angle = 180
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elif "270" in angle_label: angle = 270
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return engine.get_rotated_preview(file, angle)
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def interface_pdf_to_img(file): # ... (Igual v1.6)
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if not file: return None
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try: return engine.pdf_to_images_zip(file)
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except Exception as e: raise gr.Error(str(e))
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def interface_img_to_pdf(files): # ... (Igual v1.6)
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if not files: return None
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try: return engine.images_to_pdf(files)
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except Exception as e: raise gr.Error(str(e))
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# --- NUEVAS FUNCIONES DE INTERFAZ (v1.7) ---
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def interface_pdf_to_word(file):
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if not file: return None
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try: return engine.pdf_to_word(file)
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except Exception as e: raise gr.Error(f"Error: {e}")
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def interface_extract_text(file):
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if not file: return None
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try: return engine.extract_text(file)
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except Exception as e: raise gr.Error(f"Error: {e}")
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def interface_metadata(file, title, author, subject):
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if not file: return None
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try: return engine.update_metadata(file, title, author, subject)
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except Exception as e: raise gr.Error(f"Error: {e}")
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def load_meta_info(file):
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"""Carga los metadatos actuales al subir el archivo."""
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if not file: return "", "", ""
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try:
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reader = engine.get_pdf_info(file) # Reusamos este método o leemos directo
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# Nota: get_pdf_info en v1.7 devuelve 'title'
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# Para author y subject tendríamos que leerlo de nuevo o ampliar get_pdf_info.
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# Por simplicidad, dejamos campos vacíos para rellenar.
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return "", "", ""
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except: return "", "", ""
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# --- UI PRINCIPAL ---
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with gr.Blocks(title=config.APP_TITLE, theme=gr.themes.Soft()) as demo:
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gr.Markdown(f"# {config.APP_TITLE}")
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with gr.Tabs():
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# 1. UNIR
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with gr.TabItem("Unir PDF"):
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# (Igual v1.6)
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gr.Markdown(config.TXT_MERGE)
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with gr.Row():
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with gr.Column(scale=1):
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merge_files.change(fn=update_file_list, inputs=merge_files, outputs=[file_table, order_input])
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merge_btn.click(fn=process_merge_ordered, inputs=[merge_files, order_input], outputs=merge_out)
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# 2. DIVIDIR
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with gr.TabItem("Dividir PDF"):
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# (Igual v1.6)
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gr.Markdown(config.TXT_SPLIT)
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with gr.Row():
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with gr.Column():
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prev_btn.click(fn=update_preview_split, inputs=[split_file, range_in, page_count], outputs=preview_gal)
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split_btn.click(fn=process_split_range, inputs=[split_file, range_in], outputs=split_out)
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# 3. ROTAR
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with gr.TabItem("Rotar PDF"):
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# (Igual v1.6)
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gr.Markdown("Rota el documento.")
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with gr.Row():
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with gr.Column():
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rot_file = gr.File(label="PDF", file_types=[".pdf"])
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angle_sel = gr.Radio(["0° (Original)", "90° (Derecha)", "180° (Invertir)", "270° (Izquierda)"], label="Rotación", value="0° (Original)")
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rot_btn = gr.Button("Aplicar Rotación", variant="primary")
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with gr.Column():
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rot_preview = gr.Image(label="Vista Previa", height=400, type="filepath")
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rot_out = gr.File(label="PDF Descargable")
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rot_file.change(fn=update_rotate_preview, inputs=[rot_file, angle_sel], outputs=rot_preview)
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angle_sel.change(fn=update_rotate_preview, inputs=[rot_file, angle_sel], outputs=rot_preview)
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rot_btn.click(fn=interface_rotate_process, inputs=[rot_file, angle_sel], outputs=rot_out)
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# 4. HERRAMIENTAS DE TEXTO Y WORD (NUEVO)
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with gr.TabItem("Word y Texto"):
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gr.Markdown("Conversiones de formato y extracción de contenido.")
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with gr.Row():
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# Columna A: PDF a Word
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with gr.Column():
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gr.Markdown("### PDF a Word (Beta)")
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gr.Markdown("_Nota: Funciona mejor con texto simple. Las tablas complejas pueden variar._")
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p2w_file = gr.File(label="PDF", file_types=[".pdf"])
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p2w_btn = gr.Button("Convertir a Word (.docx)", variant="primary")
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p2w_out = gr.File(label="Archivo Word")
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# Columna B: Extraer Texto
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with gr.Column():
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gr.Markdown("### Extraer Texto Plano")
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gr.Markdown("_Obtén el contenido sin formato en un .txt_")
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ext_file = gr.File(label="PDF", file_types=[".pdf"])
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ext_btn = gr.Button("Extraer TXT", variant="secondary")
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ext_out = gr.File(label="Archivo de Texto")
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p2w_btn.click(fn=interface_pdf_to_word, inputs=p2w_file, outputs=p2w_out)
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ext_btn.click(fn=interface_extract_text, inputs=ext_file, outputs=ext_out)
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# 5. METADATOS (NUEVO)
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with gr.TabItem("Editar Metadatos"):
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gr.Markdown("Modifica la información interna del documento.")
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with gr.Row():
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with gr.Column():
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meta_file = gr.File(label="PDF", file_types=[".pdf"])
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meta_title = gr.Textbox(label="Título", placeholder="Nuevo título del documento")
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meta_author = gr.Textbox(label="Autor", placeholder="Nombre del autor")
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meta_subject = gr.Textbox(label="Asunto", placeholder="Descripción breve")
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meta_btn = gr.Button("Guardar cambios", variant="primary")
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with gr.Column():
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meta_out = gr.File(label="PDF con nuevos metadatos")
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meta_btn.click(fn=interface_metadata, inputs=[meta_file, meta_title, meta_author, meta_subject], outputs=meta_out)
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+
|
| 199 |
+
# 6. PROTEGER E IMAGENES (Resto de pestañas)
|
| 200 |
+
with gr.TabItem("Otras Herramientas"):
|
| 201 |
+
with gr.Accordion("Proteger con Contraseña", open=False):
|
| 202 |
+
with gr.Row():
|
| 203 |
+
prot_file = gr.File(label="PDF")
|
| 204 |
+
pass_in = gr.Textbox(label="Contraseña", type="password")
|
| 205 |
+
prot_btn = gr.Button("Encriptar")
|
| 206 |
+
prot_out = gr.File()
|
| 207 |
+
prot_btn.click(fn=interface_protect, inputs=[prot_file, pass_in], outputs=prot_out)
|
| 208 |
+
|
| 209 |
+
with gr.Accordion("Conversión Imágenes <-> PDF", open=False):
|
| 210 |
+
with gr.Row():
|
| 211 |
+
p2i_file = gr.File(label="PDF a Imágenes")
|
| 212 |
+
p2i_btn = gr.Button("Convertir")
|
| 213 |
+
p2i_out = gr.File()
|
| 214 |
+
p2i_btn.click(fn=interface_pdf_to_img, inputs=p2i_file, outputs=p2i_out)
|
| 215 |
+
|
| 216 |
+
with gr.Row():
|
| 217 |
+
i2p_files = gr.File(label="Imágenes a PDF", file_count="multiple")
|
| 218 |
+
i2p_btn = gr.Button("Unir")
|
| 219 |
+
i2p_out = gr.File()
|
| 220 |
+
i2p_btn.click(fn=interface_img_to_pdf, inputs=i2p_files, outputs=i2p_out)
|
| 221 |
|
| 222 |
if __name__ == "__main__":
|
| 223 |
demo.launch()
|