mirror of
https://github.com/jazzband/django-ddp.git
synced 2026-03-16 22:40:24 +00:00
Allow support for multiple meteor apps in a single django-ddp enabled project by reading METEOR_STAR_JSON as part of view init instead of app ready.
This commit is contained in:
Tyson Clugg
parent
c9dd08761b
commit
00b1432974
2 changed files with 168 additions and 178 deletions
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@ -1,37 +1,9 @@
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"""Django DDP Server app config."""
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from __future__ import print_function, absolute_import, unicode_literals
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import io
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import mimetypes
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import os.path
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from django.apps import AppConfig
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from django.conf import settings
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from django.core.exceptions import ImproperlyConfigured
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from ejson import dumps, loads
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import pybars
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STAR_JSON_SETTING_NAME = 'METEOR_STAR_JSON'
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def read(path, default=None, encoding='utf8'):
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"""Read encoded contents from specified path or return default."""
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if not path:
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return default
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try:
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with io.open(path, mode='r', encoding=encoding) as contents:
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return contents.read()
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except IOError:
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if default is not None:
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return default
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raise
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def read_json(path):
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"""Read JSON encoded contents from specified path."""
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with open(path, mode='r') as json_file:
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return loads(json_file.read())
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class ServerConfig(AppConfig):
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@ -41,149 +13,6 @@ class ServerConfig(AppConfig):
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name = 'dddp.server'
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verbose_name = 'Django DDP Meteor Web Server'
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manifest = None
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program_json = None
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program_json_path = None
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runtime_config = None
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star_json = None # top level layout
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server_json = None # web server layout
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web_browser_json = None # web.browser (client) layout
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url_map = None
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internal_map = None
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server_load_map = None
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template_path = None # web server HTML template path
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client_map = None # web.browser (client) URL to path map
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html = '<!DOCTYPE html>\n<html><head><title>DDP App</title></head></html>'
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def ready(self):
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"""Configure Django DDP server app."""
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mimetypes.init() # read and process /etc/mime.types
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self.url_map = {}
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try:
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json_path = getattr(settings, STAR_JSON_SETTING_NAME)
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except AttributeError:
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raise ImproperlyConfigured(
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'%s setting required by dddp.server.view.' % (
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STAR_JSON_SETTING_NAME,
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),
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)
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self.star_json = read_json(json_path)
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star_format = self.star_json['format']
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if star_format != 'site-archive-pre1':
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raise ValueError(
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'Unknown Meteor star format: %r' % star_format,
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)
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programs = {
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program['name']: program
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for program in self.star_json['programs']
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}
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server_json_path = os.path.join(
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os.path.dirname(json_path),
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os.path.dirname(programs['server']['path']),
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'program.json',
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)
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self.server_json = read_json(server_json_path)
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server_format = self.server_json['format']
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if server_format != 'javascript-image-pre1':
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raise ValueError(
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'Unknown Meteor server format: %r' % server_format,
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)
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self.server_load_map = {}
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for item in self.server_json['load']:
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item['path_full'] = os.path.join(
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os.path.dirname(server_json_path),
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item['path'],
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)
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self.server_load_map[item['path']] = item
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self.url_map[item['path']] = (
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item['path_full'], 'text/javascript'
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)
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try:
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item['source_map_full'] = os.path.join(
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os.path.dirname(server_json_path),
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item['sourceMap'],
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)
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self.url_map[item['sourceMap']] = (
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item['source_map_full'], 'text/plain'
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)
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except KeyError:
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pass
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self.template_path = os.path.join(
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os.path.dirname(server_json_path),
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self.server_load_map[
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'packages/boilerplate-generator.js'
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][
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'assets'
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][
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'boilerplate_web.browser.html'
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],
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)
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web_browser_json_path = os.path.join(
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os.path.dirname(json_path),
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programs['web.browser']['path'],
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)
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self.web_browser_json = read_json(web_browser_json_path)
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web_browser_format = self.web_browser_json['format']
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if web_browser_format != 'web-program-pre1':
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raise ValueError(
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'Unknown Meteor web.browser format: %r' % (
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web_browser_format,
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),
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)
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self.client_map = {}
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self.internal_map = {}
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for item in self.web_browser_json['manifest']:
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item['path_full'] = os.path.join(
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os.path.dirname(web_browser_json_path),
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item['path'],
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)
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if item['where'] == 'client':
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if '?' in item['url']:
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item['url'] = item['url'].split('?', 1)[0]
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self.client_map[item['url']] = item
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self.url_map[item['url']] = (
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item['path_full'],
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mimetypes.guess_type(
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item['path_full'],
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)[0] or 'application/octet-stream',
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)
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elif item['where'] == 'internal':
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self.internal_map[item['type']] = item
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config = {
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'css': [
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{'url': item['path']}
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for item in self.web_browser_json['manifest']
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if item['type'] == 'css' and item['where'] == 'client'
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],
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'js': [
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{'url': item['path']}
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for item in self.web_browser_json['manifest']
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if item['type'] == 'js' and item['where'] == 'client'
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],
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'meteorRuntimeConfig': '"%s"' % (
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dumps(self.runtime_config)
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),
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'rootUrlPathPrefix': '/app',
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'bundledJsCssPrefix': '/app/',
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'inlineScriptsAllowed': False,
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'inline': None,
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'head': read(
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self.internal_map.get('head', {}).get('path_full', None),
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default=u'',
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),
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'body': read(
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self.internal_map.get('body', {}).get('path_full', None),
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default=u'',
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),
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}
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tmpl_raw = read(self.template_path, encoding='utf8')
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compiler = pybars.Compiler()
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tmpl = compiler.compile(tmpl_raw)
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self.html = '<!DOCTYPE html>\n%s' % tmpl(config)
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@ -1,13 +1,35 @@
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"""Django DDP Server views."""
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from __future__ import print_function, absolute_import, unicode_literals
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from ejson import dumps
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from django.apps import apps
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import io
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import mimetypes
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import os.path
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from ejson import dumps, loads
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from django.conf import settings
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from django.http import HttpResponse
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from django.views.generic import View
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import pybars
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STAR_JSON_SETTING_NAME = 'METEOR_STAR_JSON'
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def read(path, default=None, encoding='utf8'):
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"""Read encoded contents from specified path or return default."""
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if not path:
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return default
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try:
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with io.open(path, mode='r', encoding=encoding) as contents:
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return contents.read()
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except IOError:
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if default is not None:
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return default
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raise
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def read_json(path):
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"""Read JSON encoded contents from specified path."""
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with open(path, mode='r') as json_file:
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return loads(json_file.read())
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class MeteorView(View):
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@ -16,13 +38,152 @@ class MeteorView(View):
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http_method_names = ['get', 'head']
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app = None
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json_path = None
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runtime_config = None
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manifest = None
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program_json = None
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program_json_path = None
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runtime_config = None
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star_json = None # top level layout
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url_map = None
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internal_map = None
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server_load_map = None
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template_path = None # web server HTML template path
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client_map = None # web.browser (client) URL to path map
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html = '<!DOCTYPE html>\n<html><head><title>DDP App</title></head></html>'
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root_url_path_prefix = ''
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bundled_js_css_prefix = '/'
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def __init__(self, **kwargs):
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"""Initialisation for Django DDP server view."""
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# super(...).__init__ assigns kwargs to instance.
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super(MeteorView, self).__init__(**kwargs)
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self.app = apps.get_app_config('server')
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self.url_map = {}
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# process `star_json`
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self.star_json = read_json(self.json_path)
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star_format = self.star_json['format']
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if star_format != 'site-archive-pre1':
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raise ValueError(
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'Unknown Meteor star format: %r' % star_format,
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)
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programs = {
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program['name']: program
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for program in self.star_json['programs']
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}
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# process `bundle/programs/server/program.json` from build dir
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server_json_path = os.path.join(
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os.path.dirname(self.json_path),
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os.path.dirname(programs['server']['path']),
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'program.json',
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)
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server_json = read_json(server_json_path)
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server_format = server_json['format']
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if server_format != 'javascript-image-pre1':
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raise ValueError(
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'Unknown Meteor server format: %r' % server_format,
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)
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self.server_load_map = {}
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for item in server_json['load']:
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item['path_full'] = os.path.join(
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os.path.dirname(server_json_path),
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item['path'],
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)
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self.server_load_map[item['path']] = item
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self.url_map[item['path']] = (
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item['path_full'], 'text/javascript'
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)
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try:
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item['source_map_full'] = os.path.join(
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os.path.dirname(server_json_path),
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item['sourceMap'],
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)
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self.url_map[item['sourceMap']] = (
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item['source_map_full'], 'text/plain'
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)
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except KeyError:
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pass
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self.template_path = os.path.join(
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os.path.dirname(server_json_path),
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self.server_load_map[
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'packages/boilerplate-generator.js'
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][
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'assets'
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][
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'boilerplate_web.browser.html'
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],
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)
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# process `bundle/programs/web.browser/program.json` from build dir
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web_browser_json_path = os.path.join(
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os.path.dirname(self.json_path),
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programs['web.browser']['path'],
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)
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web_browser_json = read_json(web_browser_json_path)
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web_browser_format = web_browser_json['format']
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if web_browser_format != 'web-program-pre1':
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raise ValueError(
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'Unknown Meteor web.browser format: %r' % (
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web_browser_format,
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),
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)
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self.client_map = {}
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self.internal_map = {}
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for item in web_browser_json['manifest']:
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item['path_full'] = os.path.join(
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os.path.dirname(web_browser_json_path),
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item['path'],
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)
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if item['where'] == 'client':
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if '?' in item['url']:
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item['url'] = item['url'].split('?', 1)[0]
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self.client_map[item['url']] = item
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self.url_map[item['url']] = (
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item['path_full'],
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mimetypes.guess_type(
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item['path_full'],
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)[0] or 'application/octet-stream',
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)
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elif item['where'] == 'internal':
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self.internal_map[item['type']] = item
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config = {
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'css': [
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{'url': item['path']}
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for item in web_browser_json['manifest']
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if item['type'] == 'css' and item['where'] == 'client'
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],
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'js': [
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{'url': item['path']}
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for item in web_browser_json['manifest']
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if item['type'] == 'js' and item['where'] == 'client'
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],
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'meteorRuntimeConfig': '"%s"' % (
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dumps(self.runtime_config)
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),
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'rootUrlPathPrefix': self.root_url_path_prefix,
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'bundledJsCssPrefix': self.bundled_js_css_prefix,
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'inlineScriptsAllowed': False,
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'inline': None,
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'head': read(
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self.internal_map.get('head', {}).get('path_full', None),
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default=u'',
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),
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'body': read(
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self.internal_map.get('body', {}).get('path_full', None),
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default=u'',
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),
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}
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tmpl_raw = read(self.template_path, encoding='utf8')
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compiler = pybars.Compiler()
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tmpl = compiler.compile(tmpl_raw)
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self.html = '<!DOCTYPE html>\n%s' % tmpl(config)
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def get(self, request, path):
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"""Return HTML (or other related content) for Meteor."""
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@ -46,7 +207,7 @@ class MeteorView(View):
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content_type='text/javascript',
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)
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try:
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file_path, content_type = self.app.url_map[path]
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file_path, content_type = self.url_map[path]
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with open(file_path, 'r') as content:
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return HttpResponse(
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content.read(),
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@ -54,5 +215,5 @@ class MeteorView(View):
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)
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except KeyError:
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print(path)
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return HttpResponse(self.app.html)
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return HttpResponse(self.html)
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# raise Http404
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