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Versions: 24
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Stored size: 1.42 KB
Contents
class ArchiveFinder
def initialize(&block)
@block = block
end
def find(method, options = {})
@block.call(method, options)
end
class << self
def year_finder(finder, year)
new do |method, options|
start = Time.local(year)
finish = start.next_year
add_condition(options, "published_at >= ? and published_at < ?", start, finish)
finder.find(method, options)
end
end
def month_finder(finder, year, month)
new do |method, options|
start = Time.local(year, month)
finish = start.next_month
add_condition(options, "published_at >= ? and published_at < ?", start, finish)
finder.find(method, options)
end
end
def day_finder(finder, year, month, day)
new do |method, options|
start = Time.local(year, month, day)
finish = start.tomorrow
add_condition(options, "published_at >= ? and published_at < ?", start, finish)
finder.find(method, options)
end
end
private
def concat_conditions(a, b)
sql = "(#{ [a.shift, b.shift].compact.join(") AND (") })"
params = a + b
[sql, *params]
end
def add_condition(options, *condition)
old = options[:conditions] || []
conditions = concat_conditions(old, condition)
options[:conditions] = conditions
options
end
end
end
Version data entries
24 entries across 24 versions & 3 rubygems