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use qgis network stack #160

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b243d3e
use qgis network stack
ischneider Nov 26, 2025
e1bcaef
fix import
ischneider Dec 1, 2025
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107 changes: 43 additions & 64 deletions planet_explorer/planet_api/p_client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = "$Format:%H$"

import gzip
import os
import re
import logging
Expand All @@ -31,11 +32,11 @@
Optional,
List,
)
from urllib.parse import urlparse
import urllib
from qgis.PyQt.QtCore import pyqtSignal, pyqtSlot, QObject, QSettings
from qgis.core import QgsAuthMethodConfig, QgsApplication, QgsMessageLog, Qgis
from qgis.PyQt.QtCore import pyqtSignal, pyqtSlot, QObject, QUrl
from PyQt5.QtNetwork import QNetworkRequest
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@timlinux timlinux Dec 1, 2025

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Should import like this rather:

from qgis.PyQt.QtNetwork import QNetworkRequest

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@ischneider ischneider Dec 1, 2025

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fixed, thanks!

from qgis.core import QgsBlockingNetworkRequest

import requests

from planet.api import ClientV1, auth
from planet.api import models as api_models
Expand All @@ -62,6 +63,43 @@ class LoginException(Exception):
pass


class QGISAdapter:
def send(self, request: requests.PreparedRequest, **kwargs):
req = QNetworkRequest(QUrl(request.url))
for h in request.headers:
req.setRawHeader(h.encode(), request.headers[h].encode())
req.setRawHeader("Accept-Encoding".encode(), "gzip".encode())

breq = QgsBlockingNetworkRequest()
if request.method == "GET":
error = breq.get(req)
elif request.method == "POST":
body = request.body
if not isinstance(body, bytes):
body = body.encode()
error = breq.post(req, body)
if error > 0:
msg = breq.errorMessage()
if error == 1:
raise requests.exceptions.ConnectionError(msg)
elif error == 2:
raise requests.exceptions.ConnectTimeout(msg)
elif error == 3:
raise requests.exceptions.RequestException(msg)

content = breq.reply()
resp = requests.Response()
for h in content.rawHeaderList():
header = h.data().decode()
resp.headers[header] = content.rawHeader(h).data().decode()
data = content.content().data()
if resp.headers["Content-Encoding"] == "gzip":
data = gzip.decompress(data)
resp._content = data
resp.status_code = content.attribute(QNetworkRequest.HttpStatusCodeAttribute)
return resp


class PlanetClient(QObject, ClientV1):
"""
Wrapper class for ``planet`` Python package, to abstract calls and make it
Expand All @@ -77,7 +115,6 @@ def getInstance():
if PlanetClient.__instance is None:
PlanetClient()

PlanetClient.__instance.set_proxy_values()
return PlanetClient.__instance

def __init__(self):
Expand All @@ -101,65 +138,7 @@ def __init__(self):
self._item_types = None
self._bundles = None
self._asset_types = {}

def set_proxy_values(self):
settings = QSettings()
proxyEnabled = settings.value("proxy/proxyEnabled")
base_url = self.base_url.lower()
excluded = False
noProxyUrls = settings.value("proxy/noProxyUrls") or []
excluded = any([base_url.startswith(url.lower()) for url in noProxyUrls])
if proxyEnabled and not excluded:
proxyType = settings.value("proxy/proxyType")
if proxyType == "DefaultProxy":
# Try to get system proxy settings

proxies = urllib.request.getproxies()
proxy_url = proxies.get("http") or proxies.get("https")
if proxy_url:
# Parse proxy_url, e.g. http://host:port
parsed = urlparse(proxy_url)
proxyHost = parsed.hostname
proxyPort = parsed.port
else:
QgsMessageLog.logMessage(
"Planet Explorer: No system proxy found for 'DefaultProxy' proxy type.",
level=Qgis.Warning,
)
return
elif proxyType == "HttpProxy":
proxyHost = settings.value("proxy/proxyHost")
proxyPort = settings.value("proxy/proxyPort")
else:
QgsMessageLog.logMessage(
"Planet Explorer: Only 'HttpProxy' or 'Default' "
"QGIS Proxy options are supported "
"for connecting to the Planet API.",
level=Qgis.Warning,
)
return

url = f"{proxyHost}:{proxyPort}" # noqa
authid = settings.value("proxy/authcfg", "")
if authid:
authConfig = QgsAuthMethodConfig()
QgsApplication.authManager().loadAuthenticationConfig(
authid, authConfig, True
)
username = authConfig.config("username")
password = authConfig.config("password")
else:
username = settings.value("proxy/proxyUser")
password = settings.value("proxy/proxyPassword")

if username:
tokens = url.split("://")
url = f"{tokens[0]}://{username}:{password}@{tokens[-1]}" # noqa: E231

self.dispatcher.session.proxies["http"] = url
self.dispatcher.session.proxies["https"] = url
else:
self.dispatcher.session.proxies = {}
self.dispatcher.session.mount("https://", QGISAdapter())

@waitcursor
def log_in(self, user, password, api_key=None):
Expand Down
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