62 lines
2.1 KiB
Python
62 lines
2.1 KiB
Python
class FavoriteQueries(object):
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section_name = "favorite_queries"
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usage = """
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Favorite Queries are a way to save frequently used queries
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with a short name.
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Examples:
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# Save a new favorite query.
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> \\fs simple select * from abc where a is not Null;
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# List all favorite queries.
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> \\f
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╒════════╤═══════════════════════════════════════╕
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│ Name │ Query │
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╞════════╪═══════════════════════════════════════╡
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│ simple │ SELECT * FROM abc where a is not NULL │
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╘════════╧═══════════════════════════════════════╛
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# Run a favorite query.
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> \\f simple
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╒════════╤════════╕
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│ a │ b │
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╞════════╪════════╡
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│ 日本語 │ 日本語 │
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╘════════╧════════╛
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# Delete a favorite query.
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> \\fd simple
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simple: Deleted
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"""
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# Class-level variable, for convenience to use as a singleton.
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instance = None
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def __init__(self, config):
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self.config = config
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@classmethod
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def from_config(cls, config):
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return FavoriteQueries(config)
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def list(self):
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return self.config.get(self.section_name, [])
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def get(self, name):
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return self.config.get(self.section_name, {}).get(name, None)
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def save(self, name, query):
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self.config.encoding = "utf-8"
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if self.section_name not in self.config:
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self.config[self.section_name] = {}
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self.config[self.section_name][name] = query
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self.config.write()
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def delete(self, name):
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try:
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del self.config[self.section_name][name]
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except KeyError:
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return "%s: Not Found." % name
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self.config.write()
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return "%s: Deleted" % name
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