150 lines
4.8 KiB
Python
150 lines
4.8 KiB
Python
from datetime import datetime
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from django.conf import settings
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class QueryError(Exception):
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pass
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def parse_size(query_params, sizes):
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if "size" in query_params:
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size = query_params["size"]
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if size not in sizes:
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message = "Size is not permitted"
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message_class = "danger"
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return {"message": message, "class": message_class}
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size = int(size)
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else:
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size = 15
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return size
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def parse_index(user, query_params, raise_error=False):
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if "index" in query_params:
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index = query_params["index"]
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if index == "main":
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index = settings.INDEX_MAIN
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else:
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if not user.has_perm(f"core.index_{index}"):
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message = f"Not permitted to search by this index: {index}"
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if raise_error:
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raise QueryError(message)
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message_class = "danger"
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return {
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"message": message,
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"class": message_class,
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}
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if index == "meta":
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index = settings.INDEX_META
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elif index == "internal":
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index = settings.INDEX_INT
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elif index == "restricted":
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if not user.has_perm("core.restricted_sources"):
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message = f"Not permitted to search by this index: {index}"
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if raise_error:
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raise QueryError(message)
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message_class = "danger"
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return {
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"message": message,
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"class": message_class,
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}
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index = settings.INDEX_RESTRICTED
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else:
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message = f"Index is not valid: {index}"
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if raise_error:
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raise QueryError(message)
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message_class = "danger"
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return {
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"message": message,
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"class": message_class,
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}
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else:
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index = settings.INDEX_MAIN
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return index
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def parse_source(user, query_params, raise_error=False):
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source = None
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if "source" in query_params:
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source = query_params["source"]
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if source in settings.SOURCES_RESTRICTED:
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if not user.has_perm("core.restricted_sources"):
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message = f"Access denied: {source}"
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if raise_error:
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raise QueryError(message)
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message_class = "danger"
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return {"message": message, "class": message_class}
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elif source not in settings.MAIN_SOURCES:
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message = f"Invalid source: {source}"
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if raise_error:
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raise QueryError(message)
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message_class = "danger"
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return {"message": message, "class": message_class}
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if source == "all":
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source = None # the next block will populate it
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if source:
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sources = [source]
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else:
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sources = list(settings.MAIN_SOURCES)
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if user.has_perm("core.restricted_sources"):
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for source_iter in settings.SOURCES_RESTRICTED:
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sources.append(source_iter)
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if "all" in sources:
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sources.remove("all")
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return sources
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def parse_sort(query_params):
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sort = None
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if "sorting" in query_params:
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sorting = query_params["sorting"]
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if sorting not in ("asc", "desc", "none"):
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message = "Invalid sort"
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message_class = "danger"
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return {"message": message, "class": message_class}
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if sorting == "asc":
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sort = "ascending"
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elif sorting == "desc":
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sort = "descending"
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return sort
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def parse_date_time(query_params):
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if set({"from_date", "to_date", "from_time", "to_time"}).issubset(
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query_params.keys()
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):
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from_ts = f"{query_params['from_date']}T{query_params['from_time']}Z"
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to_ts = f"{query_params['to_date']}T{query_params['to_time']}Z"
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from_ts = datetime.strptime(from_ts, "%Y-%m-%dT%H:%MZ")
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to_ts = datetime.strptime(to_ts, "%Y-%m-%dT%H:%MZ")
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return (from_ts, to_ts)
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return (None, None)
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def parse_sentiment(query_params):
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sentiment = None
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if "check_sentiment" in query_params:
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if "sentiment_method" not in query_params:
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message = "No sentiment method"
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message_class = "danger"
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return {"message": message, "class": message_class}
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if "sentiment" in query_params:
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sentiment = query_params["sentiment"]
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try:
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sentiment = float(sentiment)
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except ValueError:
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message = "Sentiment is not a float"
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message_class = "danger"
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return {"message": message, "class": message_class}
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sentiment_method = query_params["sentiment_method"]
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return (sentiment_method, sentiment)
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