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# Copyright (C) 2025 The Qt Company Ltd.
# SPDX-License-Identifier: BSD-3-Clause
# Generates the generator expression that converts the 'target'
# QT_ANDROID_PERMISSIONS property to the specific 'type'.
#
# It's expected that each element in QT_ANDROID_PERMISSIONS list has specific
# format:
# <name>\;<permission>\\\;<extra1>\;<value>\\\;<extra2>\;<value>
#
# Synopsis
# _qt_internal_android_convert_permissions(out_var target <JSON|XML>)
#
# Arguments
#
# `out_var`
# The name of the variable where the resulting generator expression is
# stored.
#
# `target`
# The name of the target.
#
# `JSON`
# Generate JSON array known by androiddeployqt.
#
# `XML`
# Generate XML content compatible with AndroidManifest.xml.
#
# `DEPENDENCIESXML`
# Generate XML content compatible with <module>-android-dependencies.xml.
# This format doesn't produce generator expression, so it should be used in
# the scope finalizer.
function(_qt_internal_android_convert_permissions out_var target type)
if(type STREQUAL "DEPENDENCIESXML")
set(output "")
get_target_property(permissions ${target} QT_ANDROID_PERMISSIONS)
if(NOT permissions)
return()
endif()
foreach(permission IN LISTS permissions)
list(JOIN permission "=\"" permission)
list(LENGTH permission permission_length)
if(permission_length LESS 1)
message(FATAL_ERROR "Invalid QT_ANDROID_PERMISSIONS format for target"
" ${target}: ${arg_PERMISSIONS}")
endif()
list(GET permission 0 permission_name)
string(APPEND output "<permission ${permission_name}\"")
math(EXPR permission_length "${permission_length} - 1")
set(extras_string "")
if(permission_length GREATER_EQUAL 1)
set(attributes "")
foreach(i RANGE 1 ${permission_length})
list(GET permission ${i} permission_attribute)
list(APPEND attributes "android:${permission_attribute}'")
endforeach()
list(JOIN attributes " " attributes)
string(REPLACE "\"" "'" attributes "${attributes}")
set(extras_string " extras=\"${attributes}\"")
endif()
string(APPEND output "${extras_string}/>\n")
endforeach()
set(${out_var} "${output}" PARENT_SCOPE)
return()
endif()
set(permissions_property "$<TARGET_PROPERTY:${target},QT_ANDROID_PERMISSIONS>")
set(permissions_genex "$<$<BOOL:${permissions_property}>:")
if(type STREQUAL "JSON")
set(pref "{ \"")
set(post "\" }")
set(indent "\n ")
string(APPEND permissions_genex
"[${indent}$<JOIN:"
"$<JOIN:"
"${pref}$<JOIN:"
"${permissions_property},"
"${post}$<COMMA>${indent}${pref}"
">${post},"
"\": \""
">,"
"\"$<COMMA> \""
">\n ]"
)
elseif(type STREQUAL "XML")
set(pref "<uses-permission\n android:")
set(post "' /$<ANGLE-R>\n")
string(APPEND permissions_genex
"$<JOIN:"
"$<JOIN:"
"${pref}$<JOIN:"
"${permissions_property},"
"${post}${pref}"
">${post}\n,"
"='"
">,"
"' android:"
">"
)
else()
message(FATAL_ERROR "Invalid type ${type}. Supported types: JSON, XML")
endif()
string(APPEND permissions_genex ">")
set(${out_var} "${permissions_genex}" PARENT_SCOPE)
endfunction()
# Add the specific Android permission to the target. The permission is stored
# in the QT_ANDROID_PERMISSIONS property(the property is not a public API)
# and has the following format:
# <name>\;<permission>\\\;<extra1>\;<value>\\\;<extra2>\;<value>
#
# Synopsis
# _qt_internal_add_android_permission(target NAME <permission>
# ATTRIBUTES <extra1> <value1>
# [<extra2> <value2>]...
# )
#
# Arguments
#
# `target`
# The Android target.
#
# `NAME`
# The permission name. E.g. 'android.permission.CAMERA'.
#
# `ATTRIBUTES`
# Extra permission attribute key-value pairs.
# See https://developer.android.com/guide/topics/manifest/uses-permission-element
# for details.
function(_qt_internal_add_android_permission target)
if(NOT TARGET ${target})
message(FATAL_ERROR "Empty or invalid target for adding Android permission: (${target})")
endif()
cmake_parse_arguments(arg "" "NAME" "ATTRIBUTES" ${ARGN})
if(NOT arg_NAME)
message(FATAL_ERROR "NAME for adding Android permission cannot be empty (${target})")
endif()
set(permission_entry "name\;${arg_NAME}")
if(arg_ATTRIBUTES)
# Permission with additional attributes
list(LENGTH arg_ATTRIBUTES attributes_len)
math(EXPR attributes_modulus "${attributes_len} % 2")
if(NOT (attributes_len GREATER 1 AND attributes_modulus EQUAL 0))
message(FATAL_ERROR "Android permission: ${arg_NAME} attributes: ${arg_ATTRIBUTES}"
" must be name-value pairs (for example: minSdkVersion 30)")
endif()
# Combine name-value pairs
set(index 0)
while(index LESS attributes_len)
list(GET arg_ATTRIBUTES ${index} name)
math(EXPR index "${index} + 1")
list(GET arg_ATTRIBUTES ${index} value)
string(APPEND permission_entry "\\\;${name}\;${value}")
math(EXPR index "${index} + 1")
endwhile()
endif()
# Append the permission to the target's property
set_property(TARGET ${target} APPEND PROPERTY QT_ANDROID_PERMISSIONS "${permission_entry}")
endfunction()
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