Using P4A Hooks

README.md

P4A hook example with buildozer

1. create a tools/hooks/
2. put your hook.py + hook_something.py...
3. in buildozer.spec, reference p4a.hook = tools/hooks/hook.py
4. adjust

hook.py

import sys
from glob import glob
from os.path import dirname, join, basename

curdir = dirname(__file__)
sys.path += [curdir]
files = glob(join(curdir, "hook_*.py"))

def after_apk_build(toolchain):
    for filename in files:
        modname = basename(filename)[:-3]
        module = __import__(modname)
        module.after_apk_build(toolchain)

hook_obeacon.py

"""
HOOK for Orange Beacon
"""

SERVICE_NAME = "net.ov.orangebeacon.lib.OBGService"

SERVICE_TPL = """
    <service
        android:name="{}"
        android:exported="false"
        android:label="Orange Beacon Service"/>
    <receiver
        android:name="net.ov.orangebeacon.lib.server.ServerUpdaterReceiver"
        android:exported="false" />
    <receiver android:name="net.ov.orangebeacon.lib.BootReceiver" >
        <intent-filter>
            <action android:name="android.intent.action.BOOT_COMPLETED" />
        </intent-filter>
    </receiver>

    <activity android:name="net.ov.orangebeacon.lib.ClickListenerActivity" />
""".format(SERVICE_NAME)


def after_apk_build(toolchain):
    # mutate AndroidManifest.xml
    manifest_fn = "{}/src/main/AndroidManifest.xml".format(
        toolchain._dist.dist_dir)
    with open(manifest_fn, "r") as fd:
        manifest = fd.read()

    # check if the service exists
    if SERVICE_NAME not in manifest:
        # add service
        manifest = manifest.replace("</application>",
                                    SERVICE_TPL + "</application>")

        # rewrite manifest
        with open(manifest_fn, "w") as fd:
            fd.write(manifest)

    # check if the requestPermissions exists
    pythonactivity_fn = "{}/src/main/java/org/kivy/android/PythonActivity.java".format(
        toolchain._dist.dist_dir)
    with open(pythonactivity_fn, "r") as fd:
        originalContent = content = fd.read()

    if "import android.support.v4.app.ActivityCompat" not in content:
        # add request permissions callback
        content = content.replace(
            "public class PythonActivity",
            ("import android.support.v4.app.ActivityCompat;\n"
             "public class PythonActivity"))

    if "ActivityCompat.OnRequestPermissionsResultCallback" not in content:
        content = content.replace(
            "public void unpackData",
            (
                "static public ActivityCompat.OnRequestPermissionsResultCallback onRequestPermissionsResultCallback = null;\n"
                "	@Override\n"
                "	public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {\n"
                "		if (onRequestPermissionsResultCallback != null)\n"
                "			onRequestPermissionsResultCallback.onRequestPermissionsResult(requestCode, permissions, grantResults);\n"
                "	}\n"
                "	public void unpackData"
            )
        )

    if originalContent != content:
        with open(pythonactivity_fn, "w") as fd:
            fd.write(content)