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-- This is main lua config file for rspamd
config['regexp'] = {}
dofile('regexp/headers.lua')
dofile('regexp/lotto.lua')
dofile('regexp/fraud.lua')
dofile('regexp/drugs.lua')
local reconf = config['regexp']
-- Uncategorized rules
local html_length_1024_1536 = 'has_content_part_len(\'text\', \'html\', 1024, 1536)'
local html_link_image = '/<img /iPr'
reconf['HTML_SHORT_LINK_IMG_2'] = string.format('(%s) & (%s)', html_length_1024_1536, html_link_image)
-- Local rules
local r_bgcolor = '/BGCOLOR=/iP'
local r_font_color = '/font color=[\\"\']?\\#FFFFFF[\\"\']?/iP'
reconf['R_WHITE_ON_WHITE'] = string.format('(!(%s) & (%s))', r_bgcolor, r_font_color)
reconf['R_FLASH_REDIR_IMGSHACK'] = '/^(?:http:\\/\\/)?img\\d{1,5}\\.imageshack\\.us\\/\\S+\\.swf/U'
-- Different text parts
reconf['R_PARTS_DIFFER'] = 'compare_parts_distance(50)';
rspamd_config.R_EMPTY_IMAGE = function (task)
parts = task:get_text_parts()
if parts then
for _,part in ipairs(parts) do
if part:is_empty() then
images = task:get_images()
if images then
return true
end
return false
end
end
end
return false
end
-- Date issues
rspamd_config.DATE_IN_FUTURE = function(task)
if rspamd_config:get_api_version() >= 5 then
local dm = task:get_date{format = 'message'}
local dt = task:get_date{format = 'connect'}
-- An hour
if dm - dt > 7200 then
return true
end
end
return false
end
rspamd_config.DATE_IN_PAST = function(task)
if rspamd_config:get_api_version() >= 5 then
local dm = task:get_date{format = 'message', gmt = true}
local dt = task:get_date{format = 'connect', gmt = true}
-- A day
if dt - dm > 86400 then
return true
end
end
return false
end
local function file_exists(filename)
local file = io.open(filename)
if file then
io.close(file)
return true
else
return false
end
end
if file_exists('hfilter.lua') then
dofile('hfilter.lua')
end
if file_exists('rspamd.local.lua') then
dofile('rspamd.local.lua')
end
if file_exists('rspamd.classifiers.lua') then
dofile('rspamd.classifiers.lua')
end
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