# dmagic_swarm.py """ Mágica %download para IPython / Jupyter / Colab. Lee el token de CivitAI desde ~/.civitai_token.pkl (pickle) Incluye barra de progreso interactiva, renombrado con -o y autogeneración de metadata .swarm.json Uso: import download_magic %download https://civitai.com/api/download/models/..., https://huggingface.co/... %download https://drive.google.com/file/d/123.../view -o MiModelo.safetensors """ from IPython import get_ipython from IPython.core.magic import register_line_magic from IPython.display import HTML, display, clear_output import ipywidgets as widgets import os import subprocess import re import requests import pickle import json import base64 from pathlib import Path # ---------- leer token desde pickle ---------- TOKEN_FILE = Path.home() / ".civitai_token.pkl" token = None if TOKEN_FILE.exists(): try: token = pickle.loads(TOKEN_FILE.read_bytes()) except Exception: pass # --------------------------------------------- def ejecutar_con_progreso(cmd, is_gdown=False): """Ejecuta el comando leyendo la salida para animar la barra de progreso.""" progress_bar = widgets.IntProgress( value=0, min=0, max=100, description='Progreso:', bar_style='info', orientation='horizontal', layout=widgets.Layout(width='80%') ) status_label = widgets.Label(value="Iniciando descarga...") display(widgets.VBox([progress_bar, status_label])) process = subprocess.Popen( cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True, bufsize=1, universal_newlines=True ) for line in process.stdout: if not is_gdown: match_pct = re.search(r'\((\d+)%\)', line) if match_pct: progress_bar.value = int(match_pct.group(1)) match_speed = re.search(r'DL:([^\s]+)', line) if match_speed: status_label.value = f"Descargando... Velocidad: {match_speed.group(1)}" else: match_pct = re.search(r'(\d{1,3})%', line) if match_pct: progress_bar.value = int(match_pct.group(1)) status_label.value = "Descargando con gdown..." process.wait() progress_bar.value = 100 progress_bar.bar_style = 'success' status_label.value = "¡Descarga de este archivo completada! ✅" def generar_metadata_civitai(url, dest_path, pretty_name): """Descarga información del modelo desde la API de Civitai y crea el .swarm.json""" match = re.search(r'models/(\d+)', url) if not match: match = re.search(r'modelVersionId=(\d+)', url) if not match: return version_id = match.group(1) try: display(HTML(f"

📄 Obteniendo metadata y preview desde Civitai para el ID {version_id}...

")) # Obtener datos de la versión del modelo v_resp = requests.get(f"https://civitai.com/api/v1/model-versions/{version_id}", timeout=10) if v_resp.status_code != 200: display(HTML(f"

⚠️ No se pudo obtener la metadata (Puede que el modelo esté oculto). Saltando .json...

")) return v_data = v_resp.json() # Obtener datos generales del modelo (para autor y tags) m_id = v_data.get("modelId") m_data = {} if m_id: m_resp = requests.get(f"https://civitai.com/api/v1/models/{m_id}", timeout=10) if m_resp.status_code == 200: m_data = m_resp.json() # Procesar imagen a base64 thumbnail_b64 = "" images = v_data.get("images", []) if images: img_url = images[0].get("url") if img_url: try: i_resp = requests.get(img_url, timeout=10) if i_resp.status_code == 200: content_type = i_resp.headers.get('content-type', 'image/jpeg') b64_str = base64.b64encode(i_resp.content).decode('utf-8') thumbnail_b64 = f"data:{content_type};base64,{b64_str}" except Exception: pass # Construir diccionario de Swarm tags = ", ".join(m_data.get("tags", [])) trigger_words = ", ".join(v_data.get("trainedWords", [])) model_name = m_data.get("name", v_data.get("name", "Modelo")) version_name = v_data.get("name", "") desc_html = f'

From Civitai

' desc_html += v_data.get("description", "") or m_data.get("description", "") swarm_metadata = { "modelspec.title": f"{model_name} - {version_name}", "modelspec.description": desc_html, "modelspec.date": v_data.get("createdAt", ""), "modelspec.author": m_data.get("creator", {}).get("username", ""), "modelspec.trigger_phrase": trigger_words, "modelspec.tags": tags, "modelspec.thumbnail": thumbnail_b64, "modelspec.usage_hint": v_data.get("baseModel", "") } # Guardar el JSON base_name = os.path.splitext(pretty_name)[0] if base_name == "Desconocido": return json_filename = f"{base_name}.swarm.json" json_path = os.path.join(dest_path, json_filename) with open(json_path, "w", encoding="utf-8") as f: json.dump(swarm_metadata, f, ensure_ascii=False, indent=2) display(HTML(f"

✅ Archivo de Swarm {json_filename} creado con éxito.

")) except Exception as e: display(HTML(f"

⚠️ Error construyendo metadata: {e}

")) @register_line_magic def download(line): """ %download url1 [-o nombre1.ext], url2, ... Muestra solo el nombre real y respeta la carpeta actual (%cd). Auto-detecta enlaces de Drive para usar gdown y permite renombrado. """ dest = os.getcwd() # Separar por comas para soportar múltiples descargas en la misma línea items = [item.strip() for item in line.split(",") if item.strip()] for item in items: # Extraer URL y el posible nombre personalizado usando regex para atrapar " -o " parts = re.split(r'\s+-o\s+', item, maxsplit=1) url = parts[0].strip() custom_name = parts[1].strip() if len(parts) > 1 else None # ---------- Google Drive (gdown) ---------- if "drive.google.com" in url: pretty = custom_name if custom_name else "Archivo de Google Drive (Gdown gestiona el nombre)" display(HTML(f"

🛸 Descargando (gdown): {pretty}

" f"

📁 Destino: {dest}

")) cmd = ["gdown", "--fuzzy", url] # Si hay nombre custom, le damos la ruta exacta, si no, el directorio if custom_name: cmd.extend(["-O", os.path.join(dest, custom_name)]) else: cmd.extend(["-O", f"{dest}/"]) ejecutar_con_progreso(cmd, is_gdown=True) # ---------- CivitAI y CivitaiArchive (aria2) ---------- elif "civitai.com" in url or "civitaiarchive.com" in url: if not token and "civitai.com" in url: display(HTML("

⚠️ Token de CivitAI no encontrado (algunos modelos pueden fallar).

")) url_token = url if token and ("civitai.com" in url or "civitaiarchive.com" in url): url_token = f"{url}{'&' if '?' in url else '?'}token={token}" # Si el usuario mandó nombre manual, lo usamos. Si no, consultamos la API para saberlo. if custom_name: pretty = custom_name else: try: with requests.get(url_token, stream=True, timeout=5) as r: cd = r.headers.get('Content-Disposition', '') match = re.findall(r'filename[*]?=(?:UTF-8\'\')?["\']?([^"\';]+)["\']?', cd) pretty = match[0] if match else url.split('/')[-1].split('?')[0] except Exception: pretty = url.split('/')[-1].split('?')[0] display(HTML(f"

📥 Descargando (aria2): {pretty}

" f"

📁 Destino: {dest}

")) cmd = [ "aria2c", "--summary-interval=1", "-c", "-x", "16", "-s", "16", "-k", "1M", "-d", dest ] # Si hay nombre personalizado, usamos -o. Si no, usamos content-disposition if custom_name: cmd.extend(["-o", custom_name]) else: cmd.append("--content-disposition") cmd.append(url_token) ejecutar_con_progreso(cmd, is_gdown=False) # Generar metadata de Civitai al finalizar if pretty and pretty != "Desconocido": generar_metadata_civitai(url, dest, pretty) # ---------- HuggingFace / Otros (aria2) ---------- else: pretty = custom_name if custom_name else url.split('/')[-1].split('?')[0] display(HTML(f"

📥 Descargando (aria2): {pretty}

" f"

📁 Destino: {dest}

")) cmd = [ "aria2c", "--summary-interval=1", "-c", "-x", "16", "-s", "16", "-k", "1M", "-d", dest ] if custom_name: cmd.extend(["-o", custom_name]) else: cmd.extend(["-o", pretty]) cmd.append(url) ejecutar_con_progreso(cmd, is_gdown=False) # Limpiar hashes de 64 caracteres típicos de HuggingFace si quedó suelto y no hay nombre custom if not custom_name and ("huggingface.co" in url): for f in os.listdir(dest): if re.fullmatch(r'[0-9a-f]{64}', f): os.rename(os.path.join(dest, f), os.path.join(dest, pretty)) break display(HTML("

✅ ¡Todas las descargas solicitadas han finalizado!

")) # Registramos la línea mágica al importar el módulo get_ipython().register_magic_function(download, magic_kind='line')