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filters.rb
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filters.rb
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module Jekyll
module AssetFilter
# Octopress filters
# Copyright (c) 2014 Brandon Mathis
# MIT License
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
def site_url
'https://www.home-assistant.io'
end
# Prepend a url with the full site url
#
# input - a url
#
# Returns input with all urls expanded to include the full site url
# e.g., /images/awesome.gif => http://example.com/images/awesome.gif
#
def full_url(input)
expand_url(input, site_url)
end
# Prepends input with a url fragment
#
# input - An absolute url, e.g., /images/awesome.gif
# url - The fragment to prepend the input, e.g., /blog
#
# Returns the modified url, e.g /blog
#
def expand_url(input, url=nil)
url ||= root
url = if input.start_with?("http", url)
input
else
File.join(url, input)
end
smart_slash(url)
end
# Ensure a trailing slash if a url ends with a directory
def smart_slash(input)
if !(input =~ /\.\w+$/)
input = File.join(input, '/')
end
input
end
# Convert url input into a standard canonical url by expanding urls and
# removing url fragments ending with `index.[ext]`
def canonical_url(input)
full_url(input).sub(/index\.\w+$/i, '')
end
# Sort an array of semvers
def group_components_by_release(input)
input.group_by { |v|
raise ArgumentError, "ha_release must be set in #{v.basename}" if v["ha_release"].nil?
release_str = v["ha_release"].to_s
if release_str == "pre 0.7"
release_str = "0.7"
end
release_str
}.map{ |v|
version = v[0]
begin
gem_ver = Gem::Version.new(version).to_s
rescue
raise ArgumentError, "Error when parsing ha_release #{version} in #{v.path}."
end
{ "label" => version, "new_components_count" => v[1].count, "sort_key" => gem_ver }
}.sort_by { |v| v["sort_key"] }.reverse.group_by { |v|
version = v["label"]
split_ver = version.split('.')
major = split_ver[0]
minor = split_ver[1]
if major.length == 4 || minor.length == 1
"#{major}.X"
else
"#{major}.#{minor.chop}X"
end
}.map { |v|
sort_key = v[1][-1]["sort_key"]
total_new_components = 0
v[1].each do |vers|
total_new_components += vers["new_components_count"]
end
{ "label" => v[0], "versions" => v[1], "new_components_count" => total_new_components, "sort_key" => sort_key }
}.sort_by { |v| Gem::Version.new(v["sort_key"]) }.reverse
end
# Get version N behind current
# input is output of group_components_by_release
def version_behind(input, n)
input.each do |group|
if group["versions"].length > n
return group["versions"][n]
end
end
end
end
end
Liquid::Template.register_filter(Jekyll::AssetFilter)