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authorHeiner Lohaus <hlohaus@users.noreply.github.com>2024-03-19 18:48:32 +0100
committerHeiner Lohaus <hlohaus@users.noreply.github.com>2024-03-19 18:48:32 +0100
commit486e43dabd1198e6f3c94a4040fc01f5b2fe824c (patch)
treed328bf845d35e875c3c10964ac3b44d047ac352c /g4f/gui/server
parentFix abort in webview (diff)
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Diffstat (limited to 'g4f/gui/server')
-rw-r--r--g4f/gui/server/android_gallery.py67
-rw-r--r--g4f/gui/server/api.py89
2 files changed, 155 insertions, 1 deletions
diff --git a/g4f/gui/server/android_gallery.py b/g4f/gui/server/android_gallery.py
new file mode 100644
index 00000000..9101bc02
--- /dev/null
+++ b/g4f/gui/server/android_gallery.py
@@ -0,0 +1,67 @@
+from kivy.logger import Logger
+from kivy.clock import Clock
+
+from jnius import autoclass
+from jnius import cast
+from android import activity
+
+PythonActivity = autoclass('org.kivy.android.PythonActivity')
+Intent = autoclass('android.content.Intent')
+Uri = autoclass('android.net.Uri')
+
+MEDIA_DATA = "_data"
+RESULT_LOAD_IMAGE = 1
+
+Activity = autoclass('android.app.Activity')
+
+def user_select_image(on_selection):
+ """Open Gallery Activity and call callback with absolute image filepath of image user selected.
+ None if user canceled.
+ """
+
+ currentActivity = cast('android.app.Activity', PythonActivity.mActivity)
+
+ # Forum discussion: https://groups.google.com/forum/#!msg/kivy-users/bjsG2j9bptI/-Oe_aGo0newJ
+ def on_activity_result(request_code, result_code, intent):
+ if request_code != RESULT_LOAD_IMAGE:
+ Logger.warning('user_select_image: ignoring activity result that was not RESULT_LOAD_IMAGE')
+ return
+
+ if result_code == Activity.RESULT_CANCELED:
+ Clock.schedule_once(lambda dt: on_selection(None), 0)
+ return
+
+ if result_code != Activity.RESULT_OK:
+ # This may just go into the void...
+ raise NotImplementedError('Unknown result_code "{}"'.format(result_code))
+
+ selectedImage = intent.getData(); # Uri
+ filePathColumn = [MEDIA_DATA]; # String[]
+ # Cursor
+ cursor = currentActivity.getContentResolver().query(selectedImage,
+ filePathColumn, None, None, None);
+ cursor.moveToFirst();
+
+ # int
+ columnIndex = cursor.getColumnIndex(filePathColumn[0]);
+ # String
+ picturePath = cursor.getString(columnIndex);
+ cursor.close();
+ Logger.info('android_ui: user_select_image() selected %s', picturePath)
+
+ # This is possibly in a different thread?
+ Clock.schedule_once(lambda dt: on_selection(picturePath), 0)
+
+ # See: http://pyjnius.readthedocs.org/en/latest/android.html
+ activity.bind(on_activity_result=on_activity_result)
+
+ intent = Intent()
+
+ # http://programmerguru.com/android-tutorial/how-to-pick-image-from-gallery/
+ # http://stackoverflow.com/questions/18416122/open-gallery-app-in-android
+ intent.setAction(Intent.ACTION_PICK)
+ # TODO internal vs external?
+ intent.setData(Uri.parse('content://media/internal/images/media'))
+ # TODO setType(Image)?
+
+ currentActivity.startActivityForResult(intent, RESULT_LOAD_IMAGE) \ No newline at end of file
diff --git a/g4f/gui/server/api.py b/g4f/gui/server/api.py
index 4dfc43d4..43bb4250 100644
--- a/g4f/gui/server/api.py
+++ b/g4f/gui/server/api.py
@@ -1,11 +1,40 @@
+from __future__ import annotations
+
import logging
import json
+import os.path
from typing import Iterator
+from uuid import uuid4
+from functools import partial
try:
import webview
+ import platformdirs
except ImportError:
...
+try:
+ from plyer import camera
+ from plyer import filechooser
+ has_plyer = True
+except ImportError:
+ has_plyer = False
+try:
+ from android.runnable import run_on_ui_thread
+ from android.storage import app_storage_path
+ from android.permissions import request_permissions, Permission
+ from android.permissions import _RequestPermissionsManager
+ _RequestPermissionsManager.register_callback()
+ from .android_gallery import user_select_image
+ has_android = True
+except ImportError:
+ run_on_ui_thread = lambda a : a
+ app_storage_path = platformdirs.user_pictures_dir
+ user_select_image = partial(
+ filechooser.open_file,
+ path=platformdirs.user_pictures_dir(),
+ filters=[["Image", "*.jpg", "*.jpeg", "*.png", "*.webp", "*.svg"]],
+ )
+ has_android = False
from g4f import version, models
from g4f import get_last_provider, ChatCompletion
@@ -75,13 +104,71 @@ class Api():
return {'title': ''}
def get_conversation(self, options: dict, **kwargs) -> Iterator:
- window = webview.active_window()
+ window = webview.windows[0]
+ if hasattr(self, "image") and self.image is not None:
+ kwargs["image"] = open(self.image, "rb")
for message in self._create_response_stream(
self._prepare_conversation_kwargs(options, kwargs),
options.get("conversation_id")
):
if not window.evaluate_js(f"if (!this.abort) this.add_message_chunk({json.dumps(message)}); !this.abort && !this.error;"):
break
+ self.image = None
+ self.set_selected(None)
+
+ @run_on_ui_thread
+ def choose_file(self):
+ self.request_permissions()
+ filechooser.open_file(
+ path=platformdirs.user_pictures_dir(),
+ on_selection=print
+ )
+
+ @run_on_ui_thread
+ def choose_image(self):
+ self.request_permissions()
+ user_select_image(
+ on_selection=self.on_image_selection
+ )
+
+ @run_on_ui_thread
+ def take_picture(self):
+ self.request_permissions()
+ filename = os.path.join(app_storage_path(), f"chat-{uuid4()}.png")
+ camera.take_picture(filename=filename, on_complete=self.on_camera)
+
+ def on_image_selection(self, filename):
+ if filename is not None and os.path.exists(filename):
+ self.image = filename
+ else:
+ self.image = None
+ self.set_selected(None if self.image is None else "image")
+
+ def on_camera(self, filename):
+ if filename is not None and os.path.exists(filename):
+ self.image = filename
+ else:
+ self.image = None
+ self.set_selected(None if self.image is None else "camera")
+
+ def set_selected(self, input_id: str = None):
+ window = webview.windows[0]
+ if window is not None:
+ window.evaluate_js(
+ f"document.querySelector(`.file-label.selected`)?.classList.remove(`selected`);"
+ )
+ if input_id is not None and input_id in ("image", "camera"):
+ window.evaluate_js(
+ f'document.querySelector(`label[for="{input_id}"]`)?.classList.add(`selected`);'
+ )
+
+ def request_permissions(self):
+ if has_android:
+ request_permissions([
+ Permission.CAMERA,
+ Permission.READ_EXTERNAL_STORAGE,
+ Permission.WRITE_EXTERNAL_STORAGE
+ ])
def _prepare_conversation_kwargs(self, json_data: dict, kwargs: dict):
"""