kopia lustrzana https://github.com/wagtail/wagtail
Added 'embed finders'. Cleaned up wagtail embeds
Karl Hobley
rodzic
a819527cab
commit
f2ca7426ec
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@ -1,2 +1,2 @@
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from .models import Embed
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from .embeds.embed import get_embed
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from .embeds import get_embed
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@ -1,29 +1,53 @@
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from datetime import datetime
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import sys
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from importlib import import_module
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import requests
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from django.conf import settings
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from .models import Embed
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import os
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module_dir = os.path.dirname(__file__) # get current directory
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file_path = os.path.join(module_dir, 'endpoints.json')
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print file_path
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print open(file_path).read()
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from datetime import datetime
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from django.utils import six
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from wagtail.wagtailembeds.oembed_providers import get_oembed_provider
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from wagtail.wagtailembeds.models import Embed
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def get_embed_embedly(url, max_width=None):
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# Check database
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class EmbedNotFoundException(Exception): pass
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class EmbedlyException(Exception): pass
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class AccessDeniedEmbedlyException(EmbedlyException): pass
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# Pinched from django 1.7 source code.
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# TODO: Replace this with "from django.utils.module_loading import import_string" when django 1.7 is released
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def import_string(dotted_path):
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"""
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Import a dotted module path and return the attribute/class designated by the
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last name in the path. Raise ImportError if the import failed.
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"""
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try:
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return Embed.objects.get(url=url, max_width=max_width)
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except Embed.DoesNotExist:
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pass
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module_path, class_name = dotted_path.rsplit('.', 1)
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except ValueError:
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msg = "%s doesn't look like a module path" % dotted_path
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six.reraise(ImportError, ImportError(msg), sys.exc_info()[2])
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module = import_module(module_path)
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try:
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# Call embedly API
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client = Embedly(key=settings.EMBEDLY_KEY)
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return getattr(module, class_name)
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except AttributeError:
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return None
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msg = 'Module "%s" does not define a "%s" attribute/class' % (
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dotted_path, class_name)
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six.reraise(ImportError, ImportError(msg), sys.exc_info()[2])
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def embedly(url, max_width=None, key=None):
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from embedly import Embedly
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# Get embedly key
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if key is None:
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key = settings.EMBEDLY_KEY
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# Get embedly client
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client = Embedly(key=settings.EMBEDLY_KEY)
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# Call embedly
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if max_width is not None:
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oembed = client.oembed(url, maxwidth=max_width, better=False)
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else:
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@ -31,45 +55,98 @@ def get_embed_embedly(url, max_width=None):
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# Check for error
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if oembed.get('error'):
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return None
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# Save result to database
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row, created = Embed.objects.get_or_create(
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url=url,
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max_width=max_width,
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defaults={
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'type': oembed['type'],
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'title': oembed['title'],
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'thumbnail_url': oembed.get('thumbnail_url'),
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'width': oembed.get('width'),
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'height': oembed.get('height')
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}
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)
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if oembed['error_code'] in [401, 403]:
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raise AccessDeniedEmbedlyException
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elif oembed['error_code'] == 404:
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raise EmbedNotFoundException
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else:
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raise EmbedlyException
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# Convert photos into HTML
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if oembed['type'] == 'photo':
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html = '<img src="%s" />' % (oembed['url'], )
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else:
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html = oembed.get('html')
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if html:
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row.html = html
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row.last_updated = datetime.now()
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row.save()
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# Return embed as a dict
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return {
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'title': oembed['title'],
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'type': oembed['type'],
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'thumbnail_url': oembed.get('thumbnail_url'),
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'width': oembed.get('width'),
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'height': oembed.get('height'),
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'html': html,
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}
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# Return new embed
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return row
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def get_embed_oembed(url, max_width=None):
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pass
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get_embed = get_embed_oembed
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try:
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from embedly import Embedly
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if hasattr(settings,'EMBEDLY_KEY'):
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get_embed = get_embed_embedly
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except:
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pass
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print get_embed
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def oembed(url, max_width=None):
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# Find provider
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provider = get_oembed_provider(url)
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if provider is None:
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raise EmbedNotFoundException
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# Work out params
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params = {'url': url, 'format': 'json', }
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if max_width:
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params['maxwidth'] = max_width
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# Perform request
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r = requests.get(provider, params=params)
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if r.status_code != 200:
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raise EmbedNotFoundException
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oembed = r.json()
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# Convert photos into HTML
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if oembed['type'] == 'photo':
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html = '<img src="%s" />' % (oembed['url'], )
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else:
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html = oembed.get('html')
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# Return embed as a dict
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return {
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'title': oembed['title'],
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'type': oembed['type'],
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'thumbnail_url': oembed.get('thumbnail_url'),
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'width': oembed.get('width'),
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'height': oembed.get('height'),
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'html': html,
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}
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def get_default_finder():
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# Check if the user has set the embed finder manually
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if hasattr(settings, 'WAGTAILEMBEDS_EMBED_FINDER'):
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return import_string(settings.WAGTAILEMBEDS_EMBED_FINDER)
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# Use embedly if the embedly key is set
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if hasattr(settings, 'EMBEDLY_KEY'):
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return embedly
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# Fall back to oembed
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return oembed
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def get_embed(url, max_width=None, finder=None):
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# Check database
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try:
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return Embed.objects.get(url=url, max_width=max_width)
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except Embed.DoesNotExist:
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pass
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# Get/Call finder
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if not finder:
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finder = get_default_finder()
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embed_dict = finder(url, max_width)
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# Create database record
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embed, created = Embed.objects.get_or_create(
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url=url,
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max_width=max_width,
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defaults=embed_dict,
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)
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# Save
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embed.last_updated = datetime.now()
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embed.save()
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return embed
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@ -1,80 +0,0 @@
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from datetime import datetime
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from django.conf import settings
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from ..models import Embed
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import oembed_api
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class EmbedlyException(Exception): pass
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class AccessDeniedEmbedlyException(Exception): pass
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class NotFoundEmbedlyException(Exception): pass
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def get_embed_embedly(url, max_width=None):
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# Check database
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try:
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return Embed.objects.get(url=url, max_width=max_width)
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except Embed.DoesNotExist:
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pass
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client = Embedly(key=settings.EMBEDLY_KEY)
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if max_width is not None:
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oembed = client.oembed(url, maxwidth=max_width, better=False)
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else:
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oembed = client.oembed(url, better=False)
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# Check for error
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if oembed.get('error'):
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if oembed['error_code'] in [401,403]:
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raise AccessDeniedEmbedlyException
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elif oembed['error_code'] == 404:
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raise NotFoundEmbedlyException
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else:
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raise EmbedlyException
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return save_embed(url, max_width, oembed)
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def get_embed_oembed(url, max_width=None):
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# Check database
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try:
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return Embed.objects.get(url=url, max_width=max_width)
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except Embed.DoesNotExist:
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pass
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oembed = oembed_api.get_embed_oembed(url, max_width)
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return save_embed(url, max_width, oembed)
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def save_embed(url, max_width, oembed):
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row, created = Embed.objects.get_or_create(
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url=url,
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max_width=max_width,
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defaults={
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'type': oembed['type'],
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'title': oembed['title'],
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'thumbnail_url': oembed.get('thumbnail_url'),
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'width': oembed.get('width'),
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'height': oembed.get('height')
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}
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)
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if oembed['type'] == 'photo':
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html = '<img src="%s" />' % (oembed['url'], )
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else:
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html = oembed.get('html')
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if html:
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row.html = html
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row.last_updated = datetime.now()
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row.save()
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return row
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# As a default use oembed
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get_embed = get_embed_oembed
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try:
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from embedly import Embedly
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# if EMBEDLY_KEY is set and embedly library found the use embedly
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if hasattr(settings,'EMBEDLY_KEY'):
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get_embed = get_embed_embedly
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except:
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pass
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@ -1,52 +0,0 @@
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import os, re
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import urllib2, urllib
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from datetime import datetime
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import json
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class NotImplementedOembedException(Exception):
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pass
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ENDPOINTS = {}
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def get_embed_oembed(url, max_width=None):
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provider = None
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for endpoint in ENDPOINTS.keys():
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for pattern in ENDPOINTS[endpoint]:
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if re.match(pattern, url):
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provider = endpoint
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break
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if not provider:
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raise NotImplementedOembedException
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params = {'url': url, 'format': 'json', }
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if max_width:
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params['maxwidth'] = max_width
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req = provider+'?' +urllib.urlencode(params)
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request = urllib2.Request(req)
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opener = urllib2.build_opener()
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# Some provicers were not working without a user agent
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request.add_header('User-Agent','Mozilla/5.0')
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return json.loads(opener.open(request).read())
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# Uses the public domain collection of oembed endpoints by Mathias Panzenbpeck (panzi)
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# at https://github.com/panzi/oembedendpoints/blob/master/endpoints-regexp.json
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def load_oembed_endpoints():
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module_dir = os.path.dirname(__file__)
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endpoints_path = os.path.join(module_dir, 'endpoints.json')
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with open( endpoints_path) as f:
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endpoints = json.loads(f.read())
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for endpoint in endpoints.keys():
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endpoint_key = endpoint.replace('{format}', 'json')
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ENDPOINTS[endpoint_key]=[]
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for pattern in endpoints[endpoint]:
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ENDPOINTS[endpoint_key].append(re.compile(pattern))
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load_oembed_endpoints()
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@ -1,66 +0,0 @@
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import unittest
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import oembed
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# Test that a bunch of oembed examples is working
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# If any of these is removed or changed then the unit test will fail
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# This is a unittest TestCase (and not a django.test one) since django
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# database is not actually needed for these tests
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TEST_DATA = [
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{
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'url':'http://www.youtube.com/watch?v=S3xAeTmsJfg',
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'title':'Animation: Ferret dance (A series of tubes)'
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},
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{
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'url':'http://vimeo.com/86036070',
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'title':'Wagtail: A new Django CMS'
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},
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{
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'url':'https://speakerdeck.com/harmstyler/an-introduction-to-django',
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'title':'An Introduction to Django'
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},
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{
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'url':'https://ifttt.com/recipes/144705-new-twitter-followers-in-a-google-spreadsheet',
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'title':'New Twitter followers in a Google spreadsheet'
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},
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{
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'url':'http://www.hulu.com/watch/20807/late-night-with-conan-obrien-wed-may-21-2008',
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'title':'Wed, May 21, 2008 (Late Night With Conan O\'Brien)'
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},
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{
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'url':'http://www.flickr.com/photos/dfluke/5995957175/',
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'title':'Django pony!?'
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},
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{
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'url':'http://www.slideshare.net/simon/the-django-web-application-framework',
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'title':'The Django Web Application Framework'
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},
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{
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'url':'http://www.rdio.com/artist/The_Black_Keys/album/Brothers/',
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'title':'Brothers'
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},
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{
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'url':'http://instagram.com/p/kFKCcEKmBq/',
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'title':'Family holidays in #Greece!'
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},
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{
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'url':'https://www.kickstarter.com/projects/noujaimfilms/the-square-a-film-about-the-egyptian-revolution',
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'title':'Sundance Award Winning Film on the Egyptian Revolution'
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},
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{
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'url':'http://www.dailymotion.com/video/xoxulz_babysitter_animals',
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'title':'Babysitter!'
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}
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]
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class TestEmbeds(unittest.TestCase):
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def test_get_embed_oembed(self):
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for td in TEST_DATA:
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embed = oembed.get_embed_oembed_low(td['url'])
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self.assertEqual(embed['title'], td['title'] )
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self.assertIsNotNone(embed['type'] )
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self.assertIsNotNone(embed['width'] )
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self.assertIsNotNone(embed['height'] )
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if __name__ == '__main__':
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unittest.main()
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@ -1,114 +0,0 @@
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[
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{
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"url": "http://*.blip.tv/*",
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"url_re": "blip\\.tv/.+",
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"example_url": "http://pycon.blip.tv/file/2058801/",
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"endpoint_url": "http://blip.tv/oembed/",
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"title": "blip.tv"
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},
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{
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"url": "http://*.dailymotion.com/*",
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"url_re": "dailymotion\\.com/.+",
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"example_url": "http://www.dailymotion.com/video/x5ioet_phoenix-mars-lander_tech",
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"endpoint_url": "http://www.dailymotion.com/api/oembed/",
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"title": "Dailymotion"
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},
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{
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"url": "http://*.flickr.com/photos/*",
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"url_re": "flickr\\.com/photos/[-.\\w@]+/\\d+/?",
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"example_url": "http://www.flickr.com/photos/fuffer2005/2435339994/",
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"endpoint_url": "http://www.flickr.com/services/oembed/",
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"title": "Flickr Photos"
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},
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{
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"url": "http://www.hulu.com/watch/*",
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"url_re": "hulu\\.com/watch/.*",
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"example_url": "http://www.hulu.com/watch/20807/late-night-with-conan",
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"endpoint_url": "http://www.hulu.com/api/oembed.json",
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"title": "Hulu"
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},
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{
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"url": "http://*.nfb.ca/film/*",
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"url_re": "nfb\\.ca/film/[-\\w]+/?",
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"example_url": "http://www.nfb.ca/film/blackfly/",
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"endpoint_url": "http://www.nfb.ca/remote/services/oembed/",
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"title": "National Film Board of Canada"
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},
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{
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"url": "http://qik.com/*",
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"url_re": "qik\\.com/\\w+",
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"example_url": "http://qik.com/video/86776",
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"endpoint_url": "http://qik.com/api/oembed.json",
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"title": "Qik Video"
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},
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{
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"url": "http://*.revision3.com/*",
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"url_re": "revision3\\.com/.+",
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"example_url": "http://revision3.com/diggnation/2008-04-17xsanned/",
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"endpoint_url": "http://revision3.com/api/oembed/",
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"title": "Revision3"
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},
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{
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"url": "http://*.scribd.com/*",
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"url_re": "scribd\\.com/.+",
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"example_url": "http://www.scribd.com/doc/17896323/Indian-Automobile-industryPEST",
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"endpoint_url": "http://www.scribd.com/services/oembed",
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"title": "Scribd"
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},
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{
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"url": "http://*.viddler.com/explore/*",
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"url_re": "viddler\\.com/explore/.*/videos/\\w+/?",
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"example_url": "http://www.viddler.com/explore/engadget/videos/14/",
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"endpoint_url": "http://lab.viddler.com/services/oembed/",
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"title": "Viddler Video"
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},
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{
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"url": "http://www.vimeo.com/* and http://www.vimeo.com/groups/*/videos/*",
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"url_re": "vimeo\\.com/.*",
|
||||
"example_url": "http://www.vimeo.com/1211060",
|
||||
"endpoint_url": "http://www.vimeo.com/api/oembed.json",
|
||||
"title": "Vimeo"
|
||||
},
|
||||
{
|
||||
"url": "http://*.youtube.com/watch*",
|
||||
"url_re": "youtube\\.com/watch.+v=[\\w-]+&?",
|
||||
"example_url": "http://www.youtube.com/watch?v=vk1HvP7NO5w",
|
||||
"endpoint_url": "http://www.youtube.com/oembed",
|
||||
"title": "YouTube"
|
||||
},
|
||||
{
|
||||
"url": "http://dotsub.com/view/*",
|
||||
"url_re": "dotsub\\.com/view/[-\\da-zA-Z]+$",
|
||||
"example_url": "http://dotsub.com/view/10e3cb5e-96c7-4cfb-bcea-8ab11e04e090",
|
||||
"endpoint_url": "http://dotsub.com/services/oembed",
|
||||
"title": "dotSUB.com"
|
||||
},
|
||||
{
|
||||
"url": "http://yfrog.(com|ru|com.tr|it|fr|co.il|co.uk|com.pl|pl|eu|us)/*",
|
||||
"url_re": "yfrog\\.(com|ru|com\\.tr|it|fr|co\\.il|co\\.uk|com\\.pl|pl|eu|us)/[a-zA-Z0-9]+$",
|
||||
"example_url": "http://yfrog.com/0wgvcpj",
|
||||
"endpoint_url": "http://www.yfrog.com/api/oembed",
|
||||
"title": "YFrog"
|
||||
},
|
||||
{
|
||||
"url": "http://*.clikthrough.com/theater/video/*",
|
||||
"url_re": "clikthrough\\.com/theater/video/\\d+$",
|
||||
"example_url": "http://www.clikthrough.com/theater/video/55",
|
||||
"endpoint_url": "http://clikthrough.com/services/oembed",
|
||||
"title": "Clikthrough"
|
||||
},
|
||||
{
|
||||
"url": "http://*.kinomap.com/*",
|
||||
"url_re": "kinomap\\.com/.+",
|
||||
"example_url": "http://www.kinomap.com/kms-vzkpc7",
|
||||
"endpoint_url": "http://www.kinomap.com/oembed",
|
||||
"title": "Kinomap"
|
||||
},
|
||||
{
|
||||
"url": "http://*.photobucket.com/albums/*|http://*.photobucket.com/groups/*",
|
||||
"url_re": "photobucket\\.com/(albums|groups)/.+$",
|
||||
"example_url": "http://img.photobucket.com/albums/v211/JAV123/Michael%20Holland%20Candle%20Burning/_MG_5661.jpg",
|
||||
"endpoint_url": "http://photobucket.com/oembed",
|
||||
"title": "Photobucket"
|
||||
}
|
||||
]
|
||||
|
|
@ -2,7 +2,7 @@ from __future__ import division # Use true division
|
|||
|
||||
from django.utils.html import escape
|
||||
|
||||
from .embeds.embed import get_embed
|
||||
from wagtail.wagtailembeds import get_embed
|
||||
|
||||
|
||||
def embed_to_frontend_html(url):
|
||||
|
|
@ -24,8 +24,8 @@ def embed_to_frontend_html(url):
|
|||
|
||||
|
||||
def embed_to_editor_html(url):
|
||||
# Check that the embed exists
|
||||
embed = get_embed(url)
|
||||
if embed is None:
|
||||
return ''
|
||||
return
|
||||
|
||||
return '<div class="embed-placeholder" contenteditable="false" data-embedtype="media" data-url="%s"><h3>%s</h3><p>%s</p><img src="%s"></div>' % (url, escape(embed.title), url, embed.thumbnail_url)
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
{
|
||||
OEMBED_ENDPOINTS = {
|
||||
"https://speakerdeck.com/oembed.{format}": [
|
||||
"^http(?:s)?://speakerdeck\\.com/.+$"
|
||||
],
|
||||
|
|
@ -292,4 +292,30 @@
|
|||
"http://www.ifttt.com/oembed/": [
|
||||
"^http(?:s)?://ifttt\\.com/recipes/.+$"
|
||||
]
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
# Compile endpoints into regular expression objects
|
||||
import re
|
||||
|
||||
def compile_endpoints():
|
||||
endpoints = {}
|
||||
for endpoint in OEMBED_ENDPOINTS.keys():
|
||||
endpoint_key = endpoint.replace('{format}', 'json')
|
||||
|
||||
endpoints[endpoint_key] = []
|
||||
for pattern in OEMBED_ENDPOINTS[endpoint]:
|
||||
endpoints[endpoint_key].append(re.compile(pattern))
|
||||
|
||||
return endpoints
|
||||
|
||||
OEMBED_ENDPOINTS_COMPILED = compile_endpoints()
|
||||
|
||||
|
||||
def get_oembed_provider(url):
|
||||
for endpoint in OEMBED_ENDPOINTS_COMPILED.keys():
|
||||
for pattern in OEMBED_ENDPOINTS_COMPILED[endpoint]:
|
||||
if re.match(pattern, url):
|
||||
return endpoint
|
||||
|
||||
return
|
||||
|
|
@ -1,7 +1,7 @@
|
|||
from django import template
|
||||
from django.utils.safestring import mark_safe
|
||||
|
||||
from wagtail.wagtailembeds.embeds.embed import get_embed
|
||||
from wagtail.wagtailembeds import get_embed
|
||||
|
||||
|
||||
register = template.Library()
|
||||
|
|
|
|||
|
|
@ -1,13 +1,45 @@
|
|||
from django.test import TestCase
|
||||
|
||||
#from .embeds import get_embed
|
||||
from unittest import skip
|
||||
from wagtail.wagtailembeds import get_embed
|
||||
|
||||
|
||||
class TestEmbeds(TestCase):
|
||||
# FIXME: test currently depends on a valid EMBEDLY_KEY being set - we don't particularly
|
||||
# want to put one in runtests.py. See https://github.com/torchbox/wagtail/issues/26 for
|
||||
# progress on eliminating Embedly as a dependency
|
||||
def DISABLEDtest_get_embed(self):
|
||||
# This test will fail if the video is removed or the title is changed
|
||||
embed = get_embed('http://www.youtube.com/watch?v=S3xAeTmsJfg')
|
||||
self.assertEqual(embed.title, 'Animation: Ferret dance (A series of tubes)')
|
||||
def setUp(self):
|
||||
self.hit_count = 0
|
||||
|
||||
def test_get_embed(self):
|
||||
embed = get_embed('www.test.com/1234', max_width=400, finder=self.dummy_finder)
|
||||
|
||||
# Check that the embed is correct
|
||||
self.assertEqual(embed.title, "Test: www.test.com/1234")
|
||||
self.assertEqual(embed.type, 'video')
|
||||
self.assertEqual(embed.width, 400)
|
||||
|
||||
# Check that there has only been one hit to the backend
|
||||
self.assertEqual(self.hit_count, 1)
|
||||
|
||||
# Look for the same embed again and check the hit count hasn't increased
|
||||
embed = get_embed('www.test.com/1234', max_width=400, finder=self.dummy_finder)
|
||||
self.assertEqual(self.hit_count, 1)
|
||||
|
||||
# Look for a different embed, hit count should increase
|
||||
embed = get_embed('www.test.com/4321', max_width=400, finder=self.dummy_finder)
|
||||
self.assertEqual(self.hit_count, 2)
|
||||
|
||||
# Look for the same embed with a different width, this should also increase hit count
|
||||
embed = get_embed('www.test.com/4321', finder=self.dummy_finder)
|
||||
self.assertEqual(self.hit_count, 3)
|
||||
|
||||
def dummy_finder(self, url, max_width=None):
|
||||
# Up hit count
|
||||
self.hit_count += 1
|
||||
|
||||
# Return a pretend record
|
||||
return {
|
||||
'title': "Test: " + url,
|
||||
'type': 'video',
|
||||
'thumbnail_url': '',
|
||||
'width': max_width if max_width else 640,
|
||||
'height': 480,
|
||||
'html': "<p>Blah blah blah</p>",
|
||||
}
|
||||
|
|
@ -5,8 +5,7 @@ from wagtail.wagtailadmin.modal_workflow import render_modal_workflow
|
|||
from wagtail.wagtailembeds.forms import EmbedForm
|
||||
from wagtail.wagtailembeds.format import embed_to_editor_html
|
||||
|
||||
from wagtail.wagtailembeds.embeds.oembed_api import NotImplementedOembedException
|
||||
from wagtail.wagtailembeds.embeds.embed import EmbedlyException, AccessDeniedEmbedlyException, NotFoundEmbedlyException
|
||||
from wagtail.wagtailembeds.embeds import EmbedNotFoundException, EmbedlyException, AccessDeniedEmbedlyException
|
||||
|
||||
|
||||
|
||||
|
|
@ -23,27 +22,24 @@ def chooser_upload(request):
|
|||
form = EmbedForm(request.POST, request.FILES)
|
||||
|
||||
if form.is_valid():
|
||||
error = None
|
||||
try:
|
||||
embed_html = embed_to_editor_html(form.cleaned_data['url'])
|
||||
print embed_html
|
||||
return render_modal_workflow(
|
||||
request, None, 'wagtailembeds/chooser/embed_chosen.js',
|
||||
{'embed_html': embed_html}
|
||||
)
|
||||
except Exception as e :
|
||||
#print e
|
||||
#import traceback
|
||||
#traceback.print_exc()
|
||||
except AccessDeniedEmbedlyException:
|
||||
error = "There seems to be a problem with your embedly API key. Please check your settings."
|
||||
except EmbedNotFoundException:
|
||||
error = "Cannot find an embed for this URL."
|
||||
except EmbedlyException:
|
||||
error = "There seems to be an error with Embedly while trying to embed this URL. Please try again later."
|
||||
|
||||
if error:
|
||||
errors = form._errors.setdefault('url', ErrorList())
|
||||
if type(e) == NotImplementedOembedException:
|
||||
errors.append("This URL is not supported by an oembed provider. You may try embedding it using Embedly by setting a propery EMBEDLY_KEY in your settings.")
|
||||
elif type(e) == AccessDeniedEmbedlyException:
|
||||
errors.append("There seems to be a problem with your embedly API key. Please check your settings.")
|
||||
elif type(e) == NotFoundEmbedlyException:
|
||||
errors.append("The URL you are trying to embed cannot be found.")
|
||||
elif type(e) == EmbedlyException:
|
||||
errors.append("There seems to be an error with Embedly while trying to embed this URL. Please try again later.")
|
||||
else:
|
||||
errors.append(str(e) )
|
||||
errors.append(error)
|
||||
return render_modal_workflow(request, 'wagtailembeds/chooser/chooser.html', 'wagtailembeds/chooser/chooser.js', {
|
||||
'form': form,
|
||||
})
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue