63 lines
1.6 KiB
Python
63 lines
1.6 KiB
Python
import json
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import logging
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logger = logging.getLogger(__name__)
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class Bookmark(object):
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def __init__(self, j):
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self.name = j["name"]
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self.frequency = j["frequency"]
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self.modulation = j["modulation"]
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def getName(self):
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return self.name
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def getFrequency(self):
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return self.frequency
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def getModulation(self):
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return self.modulation
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def __dict__(self):
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return {
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"name": self.getName(),
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"frequency": self.getFrequency(),
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"modulation": self.getModulation(),
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}
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class Bookmarks(object):
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sharedInstance = None
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@staticmethod
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def getSharedInstance():
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if Bookmarks.sharedInstance is None:
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Bookmarks.sharedInstance = Bookmarks()
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return Bookmarks.sharedInstance
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def __init__(self):
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self.bookmarks = self.loadBookmarks()
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def loadBookmarks(self):
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for file in ["/etc/openwebrx/bookmarks.json", "bookmarks.json"]:
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try:
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f = open(file, "r")
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bookmarks_json = json.load(f)
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f.close()
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return [Bookmark(d) for d in bookmarks_json]
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except FileNotFoundError:
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pass
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except json.JSONDecodeError:
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logger.exception("error while parsing bookmarks file %s", file)
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return []
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except Exception:
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logger.exception("error while processing bookmarks from %s", file)
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return []
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return []
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def getBookmarks(self, range):
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(lo, hi) = range
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return [b for b in self.bookmarks if lo <= b.getFrequency() <= hi]
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