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urls.lua
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urls.lua
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local urlparse = require("socket.url")
local http = require("socket.http")
local idn2 = require("idn2")
local html_entities = require("htmlEntities")
JSON = (loadfile "JSON.lua")()
local item_dir = os.getenv("item_dir")
local item_name = os.getenv("item_name")
local custom_items = os.getenv("custom_items")
local warc_file_base = os.getenv("warc_file_base")
local extract_outlinks_domains_data = os.getenv("extract_outlinks_domains")
local SPECIAL_INTEREST_FROM_MAIN = "special-interest-from-main"
local url_count = 0
local downloaded = {}
local abortgrab = false
local killgrab = false
local exit_url = false
local min_dedup_mb = 5
local timestamp = nil
local current_file = nil
local current_file_html = nil
local current_file_url = nil
if urlparse == nil or http == nil or html_entities == nil then
io.stdout:write("Dependencies not corrently installed.\n")
io.stdout:flush()
abortgrab = true
end
normalize_url = function(url)
local candidate_current = url
while true do
local temp = string.lower(urlparse.unescape(candidate_current))
if temp == candidate_current then
break
end
candidate_current = temp
end
return candidate_current
end
local urls = {}
for url in string.gmatch(item_name, "([^\n]+)") do
urls[normalize_url(url)] = true
end
local urls_settings = JSON:decode(custom_items)
for k, v in pairs(urls_settings) do
k = normalize_url(k)
urls_settings[k] = v
urls[k] = true
end
local extract_outlinks_domains = {}
for _, domain in pairs(JSON:decode(extract_outlinks_domains_data)) do
extract_outlinks_domains[string.gsub(domain, "([^%w])", "%%%1")] = true
end
local status_code = nil
local redirect_urls = {}
local visited_urls = {}
local ids_to_ignore = {}
for _, lengths in pairs({{8, 4, 4, 4, 12}, {8, 4, 4, 12}}) do
local uuid = ""
for _, i in pairs(lengths) do
for j=1,i do
uuid = uuid .. "[0-9a-fA-F]"
end
if i ~= 12 then
uuid = uuid .. "%-"
end
end
ids_to_ignore[uuid] = true
end
local to_ignore = ""
for i=1,9 do
to_ignore = to_ignore .. "[0-9]"
end
ids_to_ignore["%?" .. to_ignore .. "$"] = true
ids_to_ignore["%?" .. to_ignore .. "[0-9]$"] = true
ids_to_ignore[to_ignore .. "[0-9]%.[0-9][0-9][0-9][0-9]$"] = true
to_ignore = ""
for i=1,50 do
to_ignore = to_ignore .. "[0-9a-zA-Z]"
end
ids_to_ignore[to_ignore .. "%-[0-9][0-9][0-9][0-9][0-9]"] = true
ids_to_ignore["[0-9a-zA-Z%-_]!%-?[0-9]"] = true
to_ignore = ""
for i=1,32 do
to_ignore = to_ignore .. "[0-9a-fA-F]"
end
ids_to_ignore["[^0-9a-fA-F]" .. to_ignore .. "[^0-9a-fA-F]"] = true
ids_to_ignore["[^0-9a-fA-F]" .. to_ignore .. "$"] = true
local current_url = nil
local current_settings = nil
local bad_urls = {}
local queued_urls = {}
local skip_parent_urls_check = {}
local skip_parent_urls = {}
local remove_params = {}
local filter_discovered = {}
local exit_url_patterns = {}
local page_requisite_patterns = {}
local duplicate_urls = {}
local one_time_patterns = {}
local skip_double_patterns = {}
local paths = {}
local extract_from_domain = {}
local item_first_url = nil
local redirect_domains = {}
local checked_domains = {}
local tlds = {}
local year_month = os.date("%Y", timestamp) .. tostring(math.floor(os.date("*t").yday))
local periodic_shard = "periodic" .. year_month
local filter_pattern_sets = {
["^https?://[^%./]+%.[^%./]+%.[a-z]+/"]={
["pics"]="^https?://[^%./]+%.[^%./]+%.[a-z]+/pics/[a-zA-Z0-9%-_]+%.[a-z]+$",
--["vicom"]="/[vV][iI]com[0-9]+/",
["k8"]={
"^https?://[kK]8",
"^https?://[^/]+/pics/[kK]888"
}
},
["^https?://[a-z0-9]+%.[^%./]+%.de/pages/"]={
["pages"]="^https?://[a-z0-9]+%.[^%./]+%.de/pages/.+%.html",
--["css"]="%s.*%.css$"
},
["^https?://[a-z0-9]+%.[^%./]+%.de/news/"]={
["news"]="^https?://[a-z0-9]+%.[^%./]+%.de/news/[^&%?/]+$",
--["css"]="%.css"
},
--[[["^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/.*%%20"]={
["space"]={
"^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/.*%s",
"^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/.*%%20"
}
},]]
["^https?://[^/]+.*/X[a-z0-9]+"]={
["x"]="^https?://[^/]+.*/X[a-z0-9]+.*/X[a-z0-9]",
["tk88"]="[tT][kK]88"
},
["^http://"]={
["index-robots"]={
"^https?://[^/]+//index%.php%?robots%.txt$",
"^https?://[^/]+/robots%.txt$"
},
["index-sitemap"]={
"^https?://[^/]+//index%.php%?sitemap%.xml$",
"^https?://[^/]+/sitemap%.xml$"
},
["index-html"]={
"^https?://[^/]+//index%.php%?[a-z]+/[0-9]+%.html$",
"^https?://[^/]+/[0-9]+%.html$"
},
["images"]="^https?://[^/]+/uploads/images/[0-9]+%.jpg$",
["html"]="^https?://[^/]+/[a-z]+/[0-9]+%.html$",
["page"]="^https?://[^/]+/[a-z]+/[0-9]+/$"
},
["^http://[a-z0-9]+%.[^%./]+%.[a-z]+/$"]={
["sinaimgcn"]="^http://n%.sinaimg%.cn/.+%.jpg$",
["sitemap"]="^http://[a-z0-9]+%.[^%./]+%.[a-z]+/sitemap%.xml",
["template"]="/template/default/04190%-44/",
["domain"]="^http://[a-z0-9]+%.[^%./]+%.[a-z]+/$"
},
-- fx- spam
["^https?://[a-z0-9]+%.[^/]+%.[a-z]+/.?"]={
["url"]={
"^https?://[a-z0-9]+%.[^/]+%.[a-z]+/_static_index/",
"^https?://[a-z0-9]+%.[^/]+%.[a-z]+/.+/static/",
"^https?://[a-z0-9]+%.[^/]+%.[a-z]+.*/spring_php/",
"^https?://[a-z0-9]+%.[^/]+%.[a-z]+.*/count_php/",
"^https?://[a-z0-9]+%.[^/]+%.[a-z]+.*/plus/.*[_%.]php",
"^https?://[a-z0-9]+%./"
},
["base"]="^https?://[a-z0-9]+%.[^/]+%.[a-z]+/$",
["image"]="^https?://[a-z0-9]+%.[^/]+%.[a-z]+/fx%-[a-zA-Z0-9=]+/uploads/[0-9]+/[0-9]+/[0-9]+/[0-9]+%.jpg$",
--["html"]="^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/[a-z0-9]+%.html$",
--["abouthtml"]="^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/about%.html$",
--["sitemaphtml"]="^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/sitemap%.html$",
--["announcehtml"]="^https?://[a-z0-9]+%.[^%./]+%.[a-z]+/announce%.html$",
--["number"]="^https?://[a-z0-9]+%./"
},
-- news/show spam
["^https?://[^/]+%.[^%./]+%.[a-z]+/"]={
--[[["newslist"]={
"^https?://[^/]+%.[^%./]+%.[a-z]+/newslist/[0-9]+/$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/list/[0-9]+/$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/product/[a-z]+_?[0-9]+/$"
},]]
["images"]={
"^https?://[^/]+%.[^%./]+%.[a-z]+/uploads/images/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/{{pasePath}}images/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/redian/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/.*images/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/baike",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/xzx",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/b1/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/3dm/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/template/news/boke[0-9]+/"
},
--["main"]="^https?://[^/]+%.[^%./]+%.[a-z]+/",
["news"]={
"^https?://[^/]+%.[^%./]+%.[a-z]+/news/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/newshtml/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/show/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/html/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/txt/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/xml/[0-9a-zA-Z/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/product/[a-z]+_[0-9/]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/[a-zA-Z0-9]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/[0-9a-f]+/[0-9]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/[0-9]+/[0-9a-f]+%.html$"
},
["template"]="^https?://[^/]+%.[^%./]+%.[a-z]+/template/"
},
-- xml spam
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?"]={
["num"]="^https?://[^/]+%.[^%./]+%.[a-z]+/[0-9]+/[a-z0-9_]+%.xml$",
["num2"]="^https?://[^/]+%.[^%./]+%.[a-z]+/[a-z]+/[a-z0-9_]+%.xml$",
--["vip"]="/[vV][iI][pP]%-[0-9]+%.",
["styles"]="^https?://[^/]+%.[^%./]+%.[a-z]+/styles/",
--["itc"]="^https?://[^/]*itc%.cn/"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?"]={
["htmlnews"]={
"^https?://[^/]+%.[^%./]+%.[a-z]+/html/[a-z0-9]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/newshtml/[a-z0-9]+%.html$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/news/[a-z0-9]+%.html$"
},
["baidu"]="^https?://[^/]*baidu%.com/",
["a"]="^https?://[^/]+%.[^%./]+%.[a-z]+/[a-z]+/$",
["sitemap"]="sitemap%.xml$"
},
["^https?://[^/]*%.de/[^/]+_fonts/.*woff"]={
["fonts"]="^https?://[^/]*%.de/[^/]+_fonts/.*woff"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?"]={
--["swf"]="%.swf$",
--["flashplayer"]="^https?://www%.macromedia%.com/go/getflashplayer$",
["tupian"]={
"^https?://[^/]+%.[^%./]+%.[a-z]+/tupian_1/[^%./]+%.jpg$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/templates/moban[0-9]*/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/templates/[^/]+/moban[0-9]*/"
},
["slash"]="^https?://[^/]+%.[^%./]+%.[a-z]+/[^/]+/$",
["other1"]={
"tk88",
"^https?://[^/]+%.[^%./]+%.[a-z]+/list_[a-z]+/$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/news/[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][^0-9]",
"^https?://[^/]+%.[^%./]+%.[a-z]+/static/logo%.jpg"
},
["other"]={
"%.xlsx?$",
"%.pptx?$",
"%.docx?$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/[^/]+/[0-9]+/$",
"^https?://[^/]+%.[^%./]+%.[a-z]+/cnki/images/",
"^https?://[^/]+%.[^%./]+%.[a-z]+/[a-z]%-[a-z0-9%-]+%.html$"
}
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?.?"]={
["search"]="^https?://[^/]+/.*/?search/",
["catalogsearch"]="^https?://[^/]+/.*/?catalogsearch/",
["s"]="^https?://[^/]+/%?s=",
["brackets"]="【[^%.】]+%.[a-zA-Z0-9]+】"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?.?.?"]={
["article"]="^https?://[^/]+/article/2023[01][1-9][0-9A-Za-z]+%.html$",
["article2"]="^https?://[^/]+/2023[01][1-9][0-9A-Za-z]+%.html$"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?.?.?.?"]={
["appsstore.cdf"]="^https?://download%.appsstore%.cfd/"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?.?.?.?.?"]={
["yamaxun"]="^https?://[^/]+%.[^%./]+%.[a-z]+/template/yamaxun/",
["upluds"]="^https?://[^/]+%.[^%./]+%.[a-z]+/upluds/"
},
["^https?://[^/]+%.[^%./]+%.[a-z]+/.?.?.?.?.?.?.?.?"]={
["company-en"]="^https?://[^/]+%.[^%./]+%.[a-z]+/template/company/en[0-9]+/static/",
["uploads"]="^https?://[^/]+%.[^%./]+%.[a-z]+/uploads/images/[0-9]+%.jpg$"
}
}
local imgur_items = {
[""] = {}
}
local pastebin_items = {
[""]={}
}
local mediafire_items = {
[""]={}
}
local telegram_posts = {
[""]={},
[periodic_shard]={}
}
local telegram_channels = {
[""]={},
[periodic_shard]={}
}
local urls_sitemap_news = {[""]={}}
local ftp_urls = {[""]={}}
local onion_urls = {[""]={}}
local urls_news = {[""]={}}
local urls_all = {}
local month_timestamp = os.date("%Y%m", timestamp)
local parenturl_uuid = nil
local parenturl_requisite = nil
local dupes_file = io.open("duplicate-urls.txt", "r")
for url in dupes_file:lines() do
duplicate_urls[url] = true
end
dupes_file:close()
local tlds_file = io.open("static-tlds.txt", "r")
for tld in tlds_file:lines() do
tlds[tld] = true
end
tlds_file:close()
local remove_params_file = io.open("static-remove-params.txt", "r")
for param in remove_params_file:lines() do
local param = string.gsub(
param, "([a-zA-Z])",
function(c)
return "[" .. string.lower(c) .. string.upper(c) .. "]"
end
)
table.insert(remove_params, param)
end
remove_params_file:close()
local filter_discovered_file = io.open("static-filter-discovered.txt", "r")
for pattern in filter_discovered_file:lines() do
table.insert(filter_discovered, pattern)
end
filter_discovered_file:close()
local exit_url_patterns_file = io.open("static-exit-url-patterns.txt", "r")
for pattern in exit_url_patterns_file:lines() do
table.insert(exit_url_patterns, pattern)
end
exit_url_patterns_file:close()
local skip_double_patterns_file = io.open("static-skip-double-patterns.txt", "r")
for pattern in skip_double_patterns_file:lines() do
table.insert(skip_double_patterns, pattern)
end
skip_double_patterns_file:close()
local page_requisite_patterns_file = io.open("static-page-requisite-patterns.txt", "r")
for pattern in page_requisite_patterns_file:lines() do
table.insert(page_requisite_patterns, pattern)
end
page_requisite_patterns_file:close()
local one_time_patterns_file = io.open("static-one-time-patterns.txt", "r")
for pattern in one_time_patterns_file:lines() do
table.insert(one_time_patterns, pattern)
end
one_time_patterns_file:close()
local paths_file = io.open("static-paths.txt", "r")
for line in paths_file:lines() do
paths[line] = true
end
paths_file:close()
local extract_from_domain_file = io.open("static-extract-from-domain.txt", "r")
for pattern in extract_from_domain_file:lines() do
if not string.match(pattern, "^#") then
extract_from_domain[pattern] = true
end
end
extract_from_domain_file:close()
kill_grab = function(item)
io.stdout:write("Aborting crawling.\n")
killgrab = true
end
read_file = function(file, bytes)
if not bytes then
bytes = "*all"
end
if file then
local f = assert(io.open(file))
local data = f:read(bytes)
f:close()
if not data then
data = ""
end
return data
else
return ""
end
end
table_length = function(t)
local count = 0
if not t then
return count
end
for _ in pairs(t) do
count = count + 1
end
return count
end
bad_code = function(status_code)
return status_code ~= 200
and status_code ~= 301
and status_code ~= 302
and status_code ~= 303
and status_code ~= 307
and status_code ~= 308
and status_code ~= 404
and status_code ~= 410
end
find_path_loop = function(url, max_repetitions)
local tested = {}
local tempurl = urlparse.unescape(url)
tempurl = string.match(tempurl, "^https?://[^/]+(.*)$")
if not tempurl then
return false
end
for s in string.gmatch(tempurl, "([^/%?&]+)") do
s = string.lower(s)
if not tested[s] then
if s == "" then
tested[s] = -2
else
tested[s] = 0
end
end
tested[s] = tested[s] + 1
if tested[s] == max_repetitions then
return true
end
end
return false
end
percent_encode_url = function(url)
temp = ""
for c in string.gmatch(url, "(.)") do
local b = string.byte(c)
if b < 32 or b > 126 then
c = string.format("%%%02X", b)
end
temp = temp .. c
end
return temp
end
queue_url = function(url, withcustom)
if not url then
return nil
end
local origurl = url
--[[if string.match(url, "^http://")
and string.match(current_url, "^http://")
and string.match(url, "^http://([^/]+)") ~= string.match(current_url, "^http://([^/]+)") then
return nil
end]]
queue_new_urls(url)
if not string.match(url, "^https?://[^/]+%.") then
return nil
end
--local original = url
load_setting_depth = function(s)
n = tonumber(current_settings[s])
if n == nil then
n = 0
end
return n - 1
end
url = string.gsub(url, "'%s*%+%s*'", "")
url = percent_encode_url(url)
url = string.match(url, "^([^#{<\\]+)")
if current_settings and current_settings["all"] and withcustom then
local depth = load_setting_depth("depth")
local keep_random = load_setting_depth("keep_random")
local keep_all = load_setting_depth("keep_all")
local any_domain = load_setting_depth("any_domain")
if depth >= 0 then
local random = current_settings["random"]
local comment = current_settings["comment"]
if comment then
comment = "-" .. comment
end
local all = current_settings["all"]
if keep_random < 0 or random == "" then
random = nil
keep_random = nil
end
if keep_all < 0 or all == 0 then
all = nil
keep_all = nil
end
if any_domain <= 0 then
any_domain = nil
end
local settings = {
depth=depth,
all=all,
keep_all=keep_all,
random=random,
keep_random=keep_random,
url=url,
any_domain=any_domain,
comment=comment
}
url = "custom:"
for _, k in pairs(
{"all", "any_domain", "comment", "depth", "keep_all", "keep_random", "random", "url"}
) do
local v = settings[k]
if v ~= nil then
url = url .. k .. "=" .. urlparse.escape(tostring(v)) .. "&"
end
end
url = string.sub(url, 1, -2)
end
end
local shard = ""
if string.match(url, "&random=") then
shard = "periodic"
end
if shard == "" then
for _, pattern in pairs(one_time_patterns) do
if string.match(url, pattern) then
shard = "onetime"
break
end
end
end
local target_project = queued_urls
if string.match(origurl, "^https?://[^/]+%.([a-z]+)") == "onion" then
target_project = onion_urls
local newurl = string.match(origurl, "^(https?://[^/]+)")
queue_monthly_url(newurl)
end
if not target_project[shard] then
target_project[shard] = {}
end
if not duplicate_urls[url] and not target_project[shard][url] then
if find_path_loop(url, 2) then
return false
end
--print("queuing",original, url)
target_project[shard][url] = current_url
end
end
queue_monthly_url = function(url, comment)
if find_path_loop(url, 3) then
return nil
end
local origurl = url
url = percent_encode_url(url)
url = string.match(url, "^([^#]+)")
local comment_string = ""
if comment then
comment_string = "comment=" .. urlparse.escape(tostring(comment)) .. "&"
end
local target_project = queued_urls
if string.match(origurl, "^https?://[^/]+%.([a-z]+)") == "onion" then
target_project = onion_urls
end
queue_monthly_item("custom:" .. comment_string .. "random=" .. month_timestamp .. "&url=" .. urlparse.escape(tostring(url)), target_project)
end
queue_monthly_item = function(item, t)
if not t[month_timestamp] then
t[month_timestamp] = {}
end
--print("monthly", item)
t[month_timestamp][item] = current_url
end
remove_param = function(url, param_pattern)
local newurl = url
repeat
url = newurl
newurl = string.gsub(url, "([%?&;])" .. param_pattern .. "=[^%?&;]*[%?&;]?", "%1")
until newurl == url
return string.match(newurl, "^(.-)[%?&;]?$")
end
queue_new_urls = function(url)
if not url then
return nil
end
local newurl = string.gsub(url, "([%?&;])[aA][mM][pP];", "%1")
if url == current_url then
if newurl ~= url then
queue_url(newurl)
end
end
for _, param_pattern in pairs(remove_params) do
newurl = remove_param(newurl, param_pattern)
end
if newurl ~= url then
queue_url(newurl)
end
newurl = string.match(newurl, "^([^%?&]+)")
if newurl ~= url then
queue_url(newurl)
end
url = string.gsub(url, """, '"')
url = string.gsub(url, "&", "&")
for newurl in string.gmatch(url, '([^"\\]+)') do
if newurl ~= url then
queue_url(newurl)
end
end
--[[for newurl in string.gmatch(url, "(https?%%3[aA]%%2[fF][^%?&;]+)") do
newurl = urlparse.unescape(newurl)
queue_url(newurl)
end
for _, pattern in pairs({
".(https?:/[^&%?;]+)",
".(https?:/[^&%?]+)",
".(https?:/[^&]+)",
".(https?:/.+)"
}) do
for newurl in string.gmatch(url, pattern) do
queue_url(newurl)
end
end
if string.match(url, "^https?:/[^/]") then
queue_url(string.gsub(url, "^(https?:/)(.+)", "%1/%2"))
end]]
end
report_bad_url = function(url)
if current_url ~= nil then
bad_urls[current_url] = true
else
bad_urls[string.lower(url)] = true
end
end
strip_url = function(url)
url = string.match(url, "^https?://(.+)$")
newurl = string.match(url, "^www%.(.+)$")
if newurl then
url = newurl
end
return url
end
queue_telegram = function(rest)
local rest = string.match(rest, "^([^%?&]+)")
if string.len(rest) == 0 then
return nil
end
local _, temp = string.match(rest, "^/s(/.+)$")
if temp then
rest = temp
end
local user = string.match(rest, "^/([^/]+)")
if user then
telegram_posts[periodic_shard]["channel:" .. user] = current_url
telegram_channels[""]["channel:" .. user] = current_url
else
return nil
end
local post = string.match(rest, "^/[^/]+/([0-9]+)$")
if post then
telegram_posts[periodic_shard]["post:" .. user .. ":" .. post] = current_url
end
end
queue_pastebin = function(rest)
for s in string.gmatch(rest, "([a-zA-Z0-9]+)") do
if string.len(s) == 8 then
pastebin_items[""][s] = current_url
end
end
end
queue_imgur = function(rest)
local imgur_item_type = nil
for s in string.gmatch(rest, "[^A-Za-z0-9]([a-z]+)[^A-Za-z0-9]") do
if s == "gallery" or s == "ajaxalbums" then
imgur_item_type = "gallery"
elseif s == "album" then
imgur_item_type = "album"
end
if imgur_item_type then
break
end
end
if not imgur_item_type then
if string.match(rest, "^/g/") then
imgur_item_type = "gallery"
elseif string.match(rest, "^/user/") then
imgur_items[""]["user:" .. string.match(rest, "^/user/([a-zA-Z0-9_%-]+)")] = current_url
return nil
else
imgur_item_type = "i"
end
end
for s in string.gmatch(rest, "[/%?&;=]([a-zA-Z0-9,]+)") do
for t in string.gmatch(s, "([^,]+)") do
if imgur_item_type == "album" or imgur_item_type == "gallery" then
imgur_items[""][imgur_item_type .. ":" .. t] = current_url
elseif imgur_item_type == "i" then
if string.len(t) > 3 then
local start, ending = string.match(t, "^(.+)(...)$")
if ending == "jpg" or ending == "png" or ending == "gif" or ending == "mp4" then
t = start
end
end
local l = string.len(t)
if l == 6 or l == 8 then
imgur_items[""][imgur_item_type .. ":" .. string.match(t, "^(.+).$")] = current_url
end
if l == 5 or l == 7 then
imgur_items[""][imgur_item_type .. ":" .. t] = current_url
end
end
end
end
end
queue_mediafire = function(rest)
for s in string.gmatch(rest, "([a-zA-Z0-9]+)") do
s = string.lower(s)
if string.len(s) >= 10 then
mediafire_items[""]["id:" .. s] = current_url
s = string.match(s, "^(.-).g$")
if s then
mediafire_items[""]["id:" .. s] = current_url
end
end
end
end
queue_services = function(url)
if not url then
return nil
end
local domain, rest = string.match(url, "^https?://[^/]-([^/%.]+%.[^/%.]+)(/.*)$")
if domain == "t.me" or domain == "telegram.me" then
queue_telegram(rest)
elseif domain == "pastebin.com" then
queue_pastebin(rest)
elseif domain == "mediafire.com" or domain == "mfi.re" then
queue_mediafire(rest)
elseif domain == "imgur.com" then
queue_imgur(rest)
end
end
wget.callbacks.download_child_p = function(urlpos, parent, depth, start_url_parsed, iri, verdict, reason)
local url = urlpos["url"]["url"]
local parenturl = parent["url"]
local extract_page_requisites = false
if string.match(url, "^https?://(.+)$") == string.match(parenturl, "^https?://(.+)$") then
return false
end
--print(url)
local current_settings_all = current_settings and current_settings["all"]
local current_settings_any_domain = current_settings and current_settings["any_domain"]
local same_domain = string.match(parenturl, "^(https?://[^/]+)") == string.match(url, "^(https?://[^/]+)")
queue_services(url)
if string.match(url, "^ftp://") then
ftp_urls[""][url] = current_url
return false
end
if string.match(url, "^https?://[^/]+%.onion/")
and not string.match(parenturl, "^https?://[^/]+%.onion/") then
queue_url(url)
return false
end
if skip_parent_urls[parenturl] then
return false
end
if url ~= parenturl then
for parenturl_pattern, pattern_table in pairs(filter_pattern_sets) do
if string.match(parenturl, parenturl_pattern) then
local found_any = false
local check_string = parenturl_pattern .. parenturl
if not skip_parent_urls_check[check_string] then
skip_parent_urls_check[check_string] = {}
for k, _ in pairs(pattern_table) do
skip_parent_urls_check[check_string][k] = false
end
end
for pattern_name, patterns in pairs(pattern_table) do
if not skip_parent_urls_check[check_string][pattern_name] then
if type(patterns) == "string" then
patterns = {patterns}
end
for _, pattern in pairs(patterns) do
if string.match(url, pattern) then
found_any = true
--print(check_string, pattern_name)
skip_parent_urls_check[check_string][pattern_name] = true
break
end
end
end
end
if found_any then
local all_true = true
for _, v in pairs(skip_parent_urls_check[check_string]) do
if not v then
all_true = false
break
end
end
if all_true then
io.stdout:write("Skipping all URLs discovered for URL " .. parenturl .. ".\n")
io.stdout:flush()
skip_parent_urls[parenturl] = true
end
end
end
end
end
local parenturl_base = string.match(parenturl, "^(https://[^/]+)")
if parenturl_base then
for path, _ in pairs(paths) do
if string.len(path) > 1
and parenturl_base .. path == parenturl then
return false
end
end
end
--queue_monthly_item(url, urls_all)
--queue_monthly_url(string.match(url, "^(https?://[^/]+)") .. "/")
if redirect_urls[parenturl] and not (
status_code == 300 and string.match(parenturl, "^https?://[^/]*feb%-web%.ru/")
) then
return true
end
if (
string.match(parenturl, "^https://[^/%.]+%.[^/%.]+%.de/en/")
or string.match(parenturl, "^https://[^/%.]+%.[^/%.]+%.de/mobile/")
or string.match(parenturl, "^https://[^/%.]+%.[^/%.]+%.de/page/")
or (
string.match(parenturl, "^https://[^/%.]+%.[^/%.]+%.de/")
and (
string.match(parenturl, "%%20")
or string.match(parenturl, "_desktop_img/")
)
)
)
and (
string.match(url, "^https://[^/%.]+%.[^/%.]+%.de/en/")
or string.match(url, "^https://[^/%.]+%.[^/%.]+%.de/mobile/")
or string.match(url, "^https://[^/%.]+%.[^/%.]+%.de/page/")
or (
string.match(url, "^https://[^/%.]+%.[^/%.]+%.de/")
and (
string.match(url, " ")
or string.match(url, "%%20")
or string.match(url, "_desktop_img/")
)
)
)
and (
string.match(parenturl, "[/%.][a-z0-9]+$")
or string.match(parenturl, "[/%.][a-z0-9]+%?")
)
and (
string.match(url, "[/%.][a-z0-9]+$")
or string.match(url, "[/%.][a-z0-9]+%?")
) then
return false
end
-- prevent loop on some bad srcset URLs
if parenturl == current_file_url
and (
string.match(url, "https?://[a-z]+%.[^%.]+%.[a-z]+/[a-z]+$")
or string.match(url, "https?://[a-z]+%.[^%.]+%.[a-z]+/en/[a-z]+$")
) then
if current_file_html == nil then
current_file_html = read_file(current_file)
end
for srcset in string.gmatch(current_file_html, 'srcset="([^"]+)"') do
for srcset_url in string.gmatch(srcset, "([^,]+)") do
if string.match(url, "([a-z]+)$") == string.match(srcset_url, "^%s*([a-z]+)%s[^%s].-%s[0-9]+w$") then
return false
end
end
end
end
if string.match(parenturl, "^https?://[^/]+/$")
and same_domain then
local temp = string.match(url, "^https?://[^/]+(.*)$")
if temp then
for s in string.gmatch(temp, "([a-zA-Z0-9]+)") do
if extract_from_domain[s] then
queue_monthly_url(url, SPECIAL_INTEREST_FROM_MAIN)
end
end
end
end
if find_path_loop(url, 2) then
return false
end
local _, count = string.gsub(url, "[/%?]", "")
if count >= 16 then
return false
end
--[[if same_domain and current_settings
and current_settings["comment"] == SPECIAL_INTEREST_FROM_MAIN then
queue_url(url)
end]]
for _, pattern in pairs(skip_double_patterns) do
if string.match(parenturl, pattern)
and string.match(url, pattern) then
return false
end
end
if not string.match(url, "^https?://[^%./]+%.[^%./]+%.[a-z]+/sitemapa%.xml") then -- remove loop due to sitemapa.xml pointing to other domains
for _, extension in pairs({
"pdf",
"doc[mx]?",
"xls[mx]?",
"ppt[mx]?",
"dot[mx]?",
"pot[mx]?",
"pps[mx]?",
"xlt[mx]?",
"txt",
"rtf",
"jar",
"swf",
"csv",
--"zip",
"odt",
"odm",
"ods",
"odp",
"xml",
"json",
"torrent"
}) do
local prefix = "[%.%?/&]"
if string.match(parenturl, prefix .. extension .. "$")
or string.match(parenturl, prefix .. extension .. "[^a-z0-9A-Z]")
or string.match(parenturl, prefix .. string.upper(extension) .. "$")
or string.match(parenturl, prefix .. string.upper(extension) .. "[^a-z0-9A-Z]")
-- get rid of loop on sites from chinese origin (also various non-.cn domains)
or string.match(url, "^https?://[^/]+/%?/.+%." .. extension .. "$")
or string.match(url, "^https?://[^/]+/.+%.[a-z]+%?/.+%." .. extension .. "$") then
return false
end
if string.match(url, prefix .. extension .. "$")
or string.match(url, prefix .. extension .. "[^a-z0-9A-Z]")
or string.match(url, prefix .. string.upper(extension) .. "$")
or string.match(url, prefix .. string.upper(extension) .. "[^a-z0-9A-Z]") then
queue_url(url)
return false
end
end
end
for domain, _ in pairs(extract_outlinks_domains) do
if string.match(string.match(parenturl, "^https?://([^/:]+)"), domain .. "$")
and not string.match(string.match(url, "^https?://([^/:]+)"), domain .. "$") then
queue_url(url)
return false