File size: 5,332 Bytes
baa8e90
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
import asyncio
import os
import json
import shutil
import inspect
import aiohttp
from server import PromptServer
from tqdm import tqdm

config = None


def is_logging_enabled():
    config = get_extension_config()
    if "logging" not in config:
        return False
    return config["logging"]


def log(message, type=None, always=False):
    if not always and not is_logging_enabled():
        return

    if type is not None:
        message = f"[{type}] {message}"

    name = get_extension_config()["name"]

    print(f"(pysssss:{name}) {message}")


def get_ext_dir(subpath=None, mkdir=False):
    dir = os.path.dirname(__file__)
    if subpath is not None:
        dir = os.path.join(dir, subpath)

    dir = os.path.abspath(dir)

    if mkdir and not os.path.exists(dir):
        os.makedirs(dir)
    return dir


def get_comfy_dir(subpath=None):
    dir = os.path.dirname(inspect.getfile(PromptServer))
    if subpath is not None:
        dir = os.path.join(dir, subpath)

    dir = os.path.abspath(dir)

    return dir


def get_web_ext_dir():
    config = get_extension_config()
    name = config["name"]
    dir = get_comfy_dir("web/extensions/pysssss")
    if not os.path.exists(dir):
        os.makedirs(dir)
    dir += "/" + name
    return dir


def get_extension_config(reload=False):
    global config
    if reload == False and config is not None:
        return config

    config_path = get_ext_dir("pysssss.json")
    if not os.path.exists(config_path):
        log("Missing pysssss.json, this extension may not work correctly. Please reinstall the extension.",
            type="ERROR", always=True)
        print(f"Extension path: {get_ext_dir()}")
        return {"name": "Unknown", "version": -1}
    with open(config_path, "r") as f:
        config = json.loads(f.read())
    return config


def link_js(src, dst):
    try:
        os.symlink(src, dst)
        return True
    except:
        return False


def install_js():
    src_dir = get_ext_dir("js")
    if not os.path.exists(src_dir):
        log("No JS")
        return

    dst_dir = get_web_ext_dir()

    if os.path.exists(dst_dir):
        if os.path.islink(dst_dir):
            log("JS already linked")
            return
    elif link_js(src_dir, dst_dir):
        log("JS linked")
        return

    log("Copying JS files")
    shutil.copytree(src_dir, dst_dir, dirs_exist_ok=True)


def init(check_imports):
    log("Init")

    if check_imports is not None:
        import importlib.util
        for imp in check_imports:
            spec = importlib.util.find_spec(imp)
            if spec is None:
                log(f"{imp} is required, please check requirements are installed.", type="ERROR", always=True)
                return False

    install_js()
    return True


async def download_to_file(url, destination, update_callback, is_ext_subpath=True, session=None):
    close_session = False
    if session is None:
        close_session = True
        loop = None
        try:
            loop = asyncio.get_event_loop()
        except:
            loop = asyncio.new_event_loop()
            asyncio.set_event_loop(loop)

        session = aiohttp.ClientSession(loop=loop)
    if is_ext_subpath:
        destination = get_ext_dir(destination)
    try:
        async with session.get(url) as response:
            size = int(response.headers.get('content-length', 0)) or None

            with tqdm(
                unit='B', unit_scale=True, miniters=1, desc=url.split('/')[-1], total=size,
            ) as progressbar:
                with open(destination, mode='wb') as f:
                    perc = 0
                    async for chunk in response.content.iter_chunked(2048):
                        f.write(chunk)
                        progressbar.update(len(chunk))
                        if update_callback is not None and progressbar.total is not None and progressbar.total != 0:
                            last = perc
                            perc = round(progressbar.n / progressbar.total, 2)
                            if perc != last:
                                last = perc
                                await update_callback(perc)
    finally:
        if close_session and session is not None:
            await session.close()


def wait_for_async(async_fn, loop=None):
    res = []

    async def run_async():
        r = await async_fn()
        res.append(r)

    if loop is None:
        try:
            loop = asyncio.get_event_loop()
        except:
            loop = asyncio.new_event_loop()
            asyncio.set_event_loop(loop)

    loop.run_until_complete(run_async())

    return res[0]

def update_node_status(client_id, node, text, progress=None):
    if client_id is None:
        client_id = PromptServer.instance.client_id

    if client_id is None:
        return

    PromptServer.instance.send_sync("pysssss/update_status", {
        "node": node,
        "progress": progress,
        "text": text
    }, client_id)

async def update_node_status_async(client_id, node, text, progress=None):
    if client_id is None:
        client_id = PromptServer.instance.client_id

    if client_id is None:
        return

    await PromptServer.instance.send("pysssss/update_status", {
        "node": node,
        "progress": progress,
        "text": text
    }, client_id)