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Code Issues Releases Wiki Activity

Add support for syncing Kobo reading state.

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This commit is contained in:
Michael Shavit
2020-02-15 17:27:07 -05:00
parent 57d37ffba8
commit 8e1641dac9
4 changed files with 278 additions and 46 deletions
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25
cps/services/SyncToken.py
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@@ -42,6 +42,13 @@ def to_epoch_timestamp(datetime_object):
return (datetime_object - datetime(1970, 1, 1)).total_seconds()
def get_datetime_from_json(json_object, field_name):
try:
return datetime.utcfromtimestamp(json_object[field_name])
except KeyError:
return datetime.min
class SyncToken():
""" The SyncToken is used to persist state accross requests.
When serialized over the response headers, the Kobo device will propagate the token onto following requests to the service.
@@ -53,7 +60,8 @@ class SyncToken():
"""
SYNC_TOKEN_HEADER = "x-kobo-synctoken"
VERSION = "1-0-0"
VERSION = "1-1-0"
LAST_MODIFIED_ADDED_VERSION = "1-1-0"
MIN_VERSION = "1-0-0"
token_schema = {
@@ -68,6 +76,7 @@ class SyncToken():
"raw_kobo_store_token": {"type": "string"},
"books_last_modified": {"type": "string"},
"books_last_created": {"type": "string"},
"reading_state_last_modified": {"type": "string"},
},
}
@@ -76,10 +85,13 @@ class SyncToken():
raw_kobo_store_token="",
books_last_created=datetime.min,
books_last_modified=datetime.min,
reading_state_last_modified=datetime.min,
):
self.raw_kobo_store_token = raw_kobo_store_token
self.books_last_created = books_last_created
self.books_last_modified = books_last_modified
self.reading_state_last_modified = reading_state_last_modified
@staticmethod
def from_headers(headers):
@@ -109,12 +121,9 @@ class SyncToken():
raw_kobo_store_token = data_json["raw_kobo_store_token"]
try:
books_last_modified = datetime.utcfromtimestamp(
data_json["books_last_modified"]
)
books_last_created = datetime.utcfromtimestamp(
data_json["books_last_created"]
)
books_last_modified = get_datetime_from_json(data_json, "books_last_modified")
books_last_created = get_datetime_from_json(data_json, "books_last_created")
reading_state_last_modified = get_datetime_from_json(data_json, "reading_state_last_modified")
except TypeError:
log.error("SyncToken timestamps don't parse to a datetime.")
return SyncToken(raw_kobo_store_token=raw_kobo_store_token)
@@ -123,6 +132,7 @@ class SyncToken():
raw_kobo_store_token=raw_kobo_store_token,
books_last_created=books_last_created,
books_last_modified=books_last_modified,
reading_state_last_modified=reading_state_last_modified
)
def set_kobo_store_header(self, store_headers):
@@ -143,6 +153,7 @@ class SyncToken():
"raw_kobo_store_token": self.raw_kobo_store_token,
"books_last_modified": to_epoch_timestamp(self.books_last_modified),
"books_last_created": to_epoch_timestamp(self.books_last_created),
"reading_state_last_modified": to_epoch_timestamp(self.reading_state_last_modified)
},
}
return b64encode_json(token)