295 lines
11 KiB
Python
295 lines
11 KiB
Python
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from os.path import (join, dirname, isdir, splitext, basename, realpath)
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from os import listdir, mkdir
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import sh
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import glob
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import json
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import importlib
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from pythonforandroid.logger import (warning, shprint, info, logger,
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debug)
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from pythonforandroid.util import (current_directory, ensure_dir,
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temp_directory, which)
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from pythonforandroid.recipe import Recipe
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class Bootstrap(object):
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'''An Android project template, containing recipe stuff for
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compilation and templated fields for APK info.
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'''
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name = ''
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jni_subdir = '/jni'
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ctx = None
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bootstrap_dir = None
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build_dir = None
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dist_dir = None
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dist_name = None
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distribution = None
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recipe_depends = ['sdl2']
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can_be_chosen_automatically = True
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'''Determines whether the bootstrap can be chosen as one that
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satisfies user requirements. If False, it will not be returned
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from Bootstrap.get_bootstrap_from_recipes.
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'''
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# Other things a Bootstrap might need to track (maybe separately):
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# ndk_main.c
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# whitelist.txt
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# blacklist.txt
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@property
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def dist_dir(self):
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'''The dist dir at which to place the finished distribution.'''
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if self.distribution is None:
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warning('Tried to access {}.dist_dir, but {}.distribution '
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'is None'.format(self, self))
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exit(1)
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return self.distribution.dist_dir
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@property
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def jni_dir(self):
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return self.name + self.jni_subdir
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def check_recipe_choices(self):
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'''Checks what recipes are being built to see which of the alternative
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and optional dependencies are being used,
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and returns a list of these.'''
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recipes = []
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built_recipes = self.ctx.recipe_build_order
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for recipe in self.recipe_depends:
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if isinstance(recipe, (tuple, list)):
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for alternative in recipe:
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if alternative in built_recipes:
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recipes.append(alternative)
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break
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return sorted(recipes)
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def get_build_dir_name(self):
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choices = self.check_recipe_choices()
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dir_name = '-'.join([self.name] + choices)
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return dir_name
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def get_build_dir(self):
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return join(self.ctx.build_dir, 'bootstrap_builds', self.get_build_dir_name())
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def get_dist_dir(self, name):
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return join(self.ctx.dist_dir, name)
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@property
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def name(self):
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modname = self.__class__.__module__
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return modname.split(".", 2)[-1]
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def prepare_build_dir(self):
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'''Ensure that a build dir exists for the recipe. This same single
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dir will be used for building all different archs.'''
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self.build_dir = self.get_build_dir()
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shprint(sh.cp, '-r',
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join(self.bootstrap_dir, 'build'),
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self.build_dir)
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if self.ctx.symlink_java_src:
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info('Symlinking java src instead of copying')
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shprint(sh.rm, '-r', join(self.build_dir, 'src'))
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shprint(sh.mkdir, join(self.build_dir, 'src'))
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for dirn in listdir(join(self.bootstrap_dir, 'build', 'src')):
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shprint(sh.ln, '-s', join(self.bootstrap_dir, 'build', 'src', dirn),
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join(self.build_dir, 'src'))
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with current_directory(self.build_dir):
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with open('project.properties', 'w') as fileh:
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fileh.write('target=android-{}'.format(self.ctx.android_api))
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def prepare_dist_dir(self, name):
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# self.dist_dir = self.get_dist_dir(name)
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ensure_dir(self.dist_dir)
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def run_distribute(self):
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# print('Default bootstrap being used doesn\'t know how '
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# 'to distribute...failing.')
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# exit(1)
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with current_directory(self.dist_dir):
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info('Saving distribution info')
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with open('dist_info.json', 'w') as fileh:
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json.dump({'dist_name': self.ctx.dist_name,
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'bootstrap': self.ctx.bootstrap.name,
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'archs': [arch.arch for arch in self.ctx.archs],
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'recipes': self.ctx.recipe_build_order + self.ctx.python_modules},
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fileh)
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@classmethod
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def list_bootstraps(cls):
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'''Find all the available bootstraps and return them.'''
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forbidden_dirs = ('__pycache__', )
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bootstraps_dir = join(dirname(__file__), 'bootstraps')
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for name in listdir(bootstraps_dir):
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if name in forbidden_dirs:
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continue
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filen = join(bootstraps_dir, name)
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if isdir(filen):
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yield name
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@classmethod
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def get_bootstrap_from_recipes(cls, recipes, ctx):
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'''Returns a bootstrap whose recipe requirements do not conflict with
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the given recipes.'''
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info('Trying to find a bootstrap that matches the given recipes.')
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bootstraps = [cls.get_bootstrap(name, ctx)
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for name in cls.list_bootstraps()]
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acceptable_bootstraps = []
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for bs in bootstraps:
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if not bs.can_be_chosen_automatically:
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continue
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possible_dependency_lists = expand_dependencies(bs.recipe_depends)
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for possible_dependencies in possible_dependency_lists:
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ok = True
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for recipe in possible_dependencies:
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recipe = Recipe.get_recipe(recipe, ctx)
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if any([conflict in recipes for conflict in recipe.conflicts]):
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ok = False
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break
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for recipe in recipes:
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try:
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recipe = Recipe.get_recipe(recipe, ctx)
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except IOError:
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conflicts = []
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else:
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conflicts = recipe.conflicts
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if any([conflict in possible_dependencies
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for conflict in conflicts]):
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ok = False
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break
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if ok:
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acceptable_bootstraps.append(bs)
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info('Found {} acceptable bootstraps: {}'.format(
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len(acceptable_bootstraps),
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[bs.name for bs in acceptable_bootstraps]))
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if acceptable_bootstraps:
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info('Using the first of these: {}'
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.format(acceptable_bootstraps[0].name))
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return acceptable_bootstraps[0]
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return None
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@classmethod
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def get_bootstrap(cls, name, ctx):
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'''Returns an instance of a bootstrap with the given name.
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This is the only way you should access a bootstrap class, as
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it sets the bootstrap directory correctly.
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'''
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# AND: This method will need to check user dirs, and access
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# bootstraps in a slightly different way
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if name is None:
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return None
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if not hasattr(cls, 'bootstraps'):
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cls.bootstraps = {}
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if name in cls.bootstraps:
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return cls.bootstraps[name]
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mod = importlib.import_module('pythonforandroid.bootstraps.{}'
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.format(name))
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if len(logger.handlers) > 1:
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logger.removeHandler(logger.handlers[1])
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bootstrap = mod.bootstrap
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bootstrap.bootstrap_dir = join(ctx.root_dir, 'bootstraps', name)
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bootstrap.ctx = ctx
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return bootstrap
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def distribute_libs(self, arch, src_dirs, wildcard='*'):
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'''Copy existing arch libs from build dirs to current dist dir.'''
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info('Copying libs')
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tgt_dir = join('libs', arch.arch)
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ensure_dir(tgt_dir)
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for src_dir in src_dirs:
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for lib in glob.glob(join(src_dir, wildcard)):
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shprint(sh.cp, '-a', lib, tgt_dir)
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def distribute_javaclasses(self, javaclass_dir):
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'''Copy existing javaclasses from build dir to current dist dir.'''
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info('Copying java files')
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for filename in glob.glob(javaclass_dir):
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shprint(sh.cp, '-a', filename, 'src')
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def distribute_aars(self, arch):
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'''Process existing .aar bundles and copy to current dist dir.'''
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info('Unpacking aars')
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for aar in glob.glob(join(self.ctx.aars_dir, '*.aar')):
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self._unpack_aar(aar, arch)
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def _unpack_aar(self, aar, arch):
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'''Unpack content of .aar bundle and copy to current dist dir.'''
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with temp_directory() as temp_dir:
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name = splitext(basename(aar))[0]
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jar_name = name + '.jar'
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info("unpack {} aar".format(name))
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debug(" from {}".format(aar))
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debug(" to {}".format(temp_dir))
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shprint(sh.unzip, '-o', aar, '-d', temp_dir)
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jar_src = join(temp_dir, 'classes.jar')
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jar_tgt = join('libs', jar_name)
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debug("copy {} jar".format(name))
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debug(" from {}".format(jar_src))
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debug(" to {}".format(jar_tgt))
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ensure_dir('libs')
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shprint(sh.cp, '-a', jar_src, jar_tgt)
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so_src_dir = join(temp_dir, 'jni', arch.arch)
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so_tgt_dir = join('libs', arch.arch)
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debug("copy {} .so".format(name))
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debug(" from {}".format(so_src_dir))
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debug(" to {}".format(so_tgt_dir))
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ensure_dir(so_tgt_dir)
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so_files = glob.glob(join(so_src_dir, '*.so'))
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for f in so_files:
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shprint(sh.cp, '-a', f, so_tgt_dir)
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def strip_libraries(self, arch):
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info('Stripping libraries')
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if self.ctx.python_recipe.from_crystax:
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info('Python was loaded from CrystaX, skipping strip')
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return
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env = arch.get_env()
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strip = which('arm-linux-androideabi-strip', env['PATH'])
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if strip is None:
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warning('Can\'t find strip in PATH...')
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return
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strip = sh.Command(strip)
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filens = shprint(sh.find, join(self.dist_dir, 'private'),
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join(self.dist_dir, 'libs'),
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'-iname', '*.so', _env=env).stdout.decode('utf-8')
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logger.info('Stripping libraries in private dir')
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for filen in filens.split('\n'):
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try:
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strip(filen, _env=env)
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except sh.ErrorReturnCode_1:
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logger.debug('Failed to strip ' + filen)
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def fry_eggs(self, sitepackages):
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info('Frying eggs in {}'.format(sitepackages))
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for d in listdir(sitepackages):
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rd = join(sitepackages, d)
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if isdir(rd) and d.endswith('.egg'):
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info(' ' + d)
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files = [join(rd, f) for f in listdir(rd) if f != 'EGG-INFO']
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if files:
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shprint(sh.mv, '-t', sitepackages, *files)
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shprint(sh.rm, '-rf', d)
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def expand_dependencies(recipes):
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recipe_lists = [[]]
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for recipe in recipes:
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if isinstance(recipe, (tuple, list)):
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new_recipe_lists = []
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for alternative in recipe:
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for old_list in recipe_lists:
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new_list = [i for i in old_list]
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new_list.append(alternative)
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new_recipe_lists.append(new_list)
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recipe_lists = new_recipe_lists
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else:
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for old_list in recipe_lists:
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old_list.append(recipe)
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return recipe_lists
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