libervia-web: libervia/server/tasks/implicit/task

annotate libervia/server/tasks/implicit/task_brython.py @ 1426:4cf2b73e63aa

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author	Goffi <goffi@goffi.org>
date	Sat, 01 May 2021 19:05:16 +0200
parents	b61509c47cac
children	2796e73ed50c

rev	line source
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	1 #!/ur/bin/env python3
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	2
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	3 import shutil
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	4 import json
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	5 from pathlib import Path
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	6 from ast import literal_eval
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	7 from sat.core.i18n import _
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	8 from sat.core.log import getLogger
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	9 from sat.core import exceptions
1282 0e4e413eb8db server: user new OrderedSet to handle scripts: Goffi <goffi@goffi.org> parents: 1279 diff changeset	10 from sat.tools.common import utils
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	11 from libervia.server.constants import Const as C
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	12 from libervia.server.classes import Script
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	13 from libervia.server.tasks import task
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	14
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	15
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	16 log = getLogger(__name__)
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	17
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	18
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	19 class Task(task.Task):
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	20
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	21 def prepare(self):
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	22 if "brython" not in self.resource.browser_modules:
1326 089742e065e3 pages (files/list, photos/album): updated thumbnails size limits Goffi <goffi@goffi.org> parents: 1282 diff changeset	23 raise exceptions.CancelError("No brython module found")
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	24
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	25 brython_js = self.build_path / "brython.js"
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	26 if not brython_js.is_file():
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	27 installed_ver = None
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	28 else:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	29 with brython_js.open() as f:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	30 for line in f:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	31 if line.startswith('// implementation ['):
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	32 installed_ver = literal_eval(line[18:])[:3]
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	33 log.debug(
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	34 f"brython v{'.'.join(str(v) for v in installed_ver)} already "
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	35 f"installed")
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	36 break
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	37 else:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	38 log.warning(
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	39 f"brython file at {brython_js} doesn't has implementation "
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	40 f"version"
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	41 )
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	42 installed_ver = None
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	43
1250 821b6ce57f99 server (tasks/brython): log an error if brython is missing and needed Goffi <goffi@goffi.org> parents: 1247 diff changeset	44 try:
821b6ce57f99 server (tasks/brython): log an error if brython is missing and needed Goffi <goffi@goffi.org> parents: 1247 diff changeset	45 import brython
821b6ce57f99 server (tasks/brython): log an error if brython is missing and needed Goffi <goffi@goffi.org> parents: 1247 diff changeset	46 except ModuleNotFoundError as e:
821b6ce57f99 server (tasks/brython): log an error if brython is missing and needed Goffi <goffi@goffi.org> parents: 1247 diff changeset	47 log.error('"brython" module is missing, can\'t use browser code for Brython')
821b6ce57f99 server (tasks/brython): log an error if brython is missing and needed Goffi <goffi@goffi.org> parents: 1247 diff changeset	48 raise e
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	49 ver = [int(v) for v in brython.implementation.split('.')[:3]]
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	50 if ver != installed_ver:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	51 log.info(_("Installing Brython v{version}").format(
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	52 version='.'.join(str(v) for v in ver)))
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	53 data_path = Path(brython.__file__).parent / 'data'
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	54 # shutil has blocking method, but the task is run before we start
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	55 # the web server, so it's not a big deal
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	56 shutil.copyfile(data_path / "brython.js", brython_js)
1279 2d1ceb026d0e tasks (brython): copy and load `brython_stdlib.js` Goffi <goffi@goffi.org> parents: 1268 diff changeset	57 shutil.copy(data_path / "brython_stdlib.js", self.build_path)
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	58 else:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	59 log.debug("Brython is already installed")
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	60
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	61 self.WATCH_DIRS = []
1384 b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	62 self.setCommonScripts()
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	63
1384 b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	64 def setCommonScripts(self):
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	65 for dyn_data in self.resource.browser_modules["brython"]:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	66 url_hash = dyn_data['url_hash']
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	67 import_url = f"/{C.BUILD_DIR}/{C.BUILD_DIR_DYN}/{url_hash}"
1282 0e4e413eb8db server: user new OrderedSet to handle scripts: Goffi <goffi@goffi.org> parents: 1279 diff changeset	68 dyn_data.setdefault('scripts', utils.OrderedSet()).update([
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	69 Script(src=f"/{C.BUILD_DIR}/brython.js"),
1279 2d1ceb026d0e tasks (brython): copy and load `brython_stdlib.js` Goffi <goffi@goffi.org> parents: 1268 diff changeset	70 Script(src=f"/{C.BUILD_DIR}/brython_stdlib.js"),
1282 0e4e413eb8db server: user new OrderedSet to handle scripts: Goffi <goffi@goffi.org> parents: 1279 diff changeset	71 ])
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	72 dyn_data.setdefault('template', {})['body_onload'] = self.getBodyOnload(
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	73 extra_path=[import_url])
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	74 self.WATCH_DIRS.append(dyn_data['path'].resolve())
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	75
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	76 def getBodyOnload(self, debug=True, cache=True, extra_path=None):
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	77 on_load_opts = {"pythonpath": [f"/{C.BUILD_DIR}"]}
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	78 if debug:
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	79 on_load_opts[debug] = 1
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	80 if cache:
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	81 on_load_opts["cache"] = True
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	82 if extra_path is not None:
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	83 on_load_opts["pythonpath"].extend(extra_path)
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	84
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	85 return f"brython({json.dumps(on_load_opts)})"
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	86
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	87 def copyFiles(self, files_paths, dest):
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	88 for p in files_paths:
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	89 log.debug(f"copying {p}")
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	90 if p.is_dir():
1335 f2ce8072d89d tasks (brython): don't copy `__pycache__` to build_dir + fixed recursive copy Goffi <goffi@goffi.org> parents: 1326 diff changeset	91 if p.name == '__pycache__':
f2ce8072d89d tasks (brython): don't copy `__pycache__` to build_dir + fixed recursive copy Goffi <goffi@goffi.org> parents: 1326 diff changeset	92 continue
f2ce8072d89d tasks (brython): don't copy `__pycache__` to build_dir + fixed recursive copy Goffi <goffi@goffi.org> parents: 1326 diff changeset	93 shutil.copytree(p, dest / p.name)
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	94 else:
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	95 shutil.copy(p, dest)
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	96
1384 b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	97 async def onDirEvent(self, host, filepath, flags):
b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	98 self.setCommonScripts()
b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	99 await self.manager.runTaskInstance(self)
b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	100
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	101 def start(self):
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	102 dyn_path = self.build_path / C.BUILD_DIR_DYN
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	103 for dyn_data in self.resource.browser_modules["brython"]:
a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	104 url_hash = dyn_data['url_hash']
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	105 if url_hash is None:
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	106 # root modules
1256 08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	107 url_prefix = dyn_data.get('url_prefix')
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	108 if url_prefix is None:
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	109 dest = self.build_path
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	110 init_dest_url = f"/{C.BUILD_DIR}/__init__.py"
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	111 else:
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	112 dest = self.build_path / url_prefix
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	113 dest.mkdir(exist_ok = True)
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	114 init_dest_url = f"/{C.BUILD_DIR}/{url_prefix}/__init__.py"
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	115
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	116 self.copyFiles(dyn_data['path'].glob('*py'), dest)
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	117
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	118 init_file = dyn_data['path'] / '__init__.py'
08cd652dea14 server, pages, tasks (brython): common_scripts: Goffi <goffi@goffi.org> parents: 1253 diff changeset	119 if init_file.is_file():
1282 0e4e413eb8db server: user new OrderedSet to handle scripts: Goffi <goffi@goffi.org> parents: 1279 diff changeset	120 self.resource.dyn_data_common['scripts'].update([
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	121 Script(src=f"/{C.BUILD_DIR}/brython.js"),
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	122 Script(type='text/python', src=init_dest_url)
1282 0e4e413eb8db server: user new OrderedSet to handle scripts: Goffi <goffi@goffi.org> parents: 1279 diff changeset	123 ])
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	124 self.resource.dyn_data_common.setdefault(
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	125 "template", {})['body_onload'] = self.getBodyOnload()
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	126 else:
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	127 page_dyn_path = dyn_path / url_hash
1335 f2ce8072d89d tasks (brython): don't copy `__pycache__` to build_dir + fixed recursive copy Goffi <goffi@goffi.org> parents: 1326 diff changeset	128 log.debug(f"using dynamic path at {page_dyn_path}")
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	129 if page_dyn_path.exists():
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	130 log.debug("cleaning existing path")
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	131 shutil.rmtree(page_dyn_path)
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	132
1253 6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	133 page_dyn_path.mkdir(parents=True, exist_ok=True)
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	134 log.debug("copying browser python files")
6d49fae517ba pages: browser metadata + root `_browser`: Goffi <goffi@goffi.org> parents: 1250 diff changeset	135 self.copyFiles(dyn_data['path'].iterdir(), page_dyn_path)
1247 a6c7f07f1e4d tasks: implicit tasks + Brython task: Goffi <goffi@goffi.org> parents: diff changeset	136
1268 e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	137 script = Script(
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	138 type='text/python',
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	139 src=f"/{C.BUILD_DIR}/{C.BUILD_DIR_DYN}/{url_hash}/__init__.py"
e628724530ec pages, tasks (brython): use set for scripts + common template data: Goffi <goffi@goffi.org> parents: 1262 diff changeset	140 )
1384 b61509c47cac tasks (brython): fixed Brython scripts during dev mode reload Goffi <goffi@goffi.org> parents: 1335 diff changeset	141 dyn_data.setdefault('scripts', utils.OrderedSet()).add(script)

Mercurial > libervia-web

annotate libervia/server/tasks/implicit/task_brython.py @ 1426:4cf2b73e63aa