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local adblock = require("adblock")
local lousy = lousy
local util = lousy.util
local add_binds, add_cmds = add_binds, add_cmds
local chrome = chrome
local type = type
local tostring = tostring
local tonumber = tonumber
local pairs = pairs
local ipairs = ipairs
local string = string
local table = table
local window = window
module("adblock_chrome")
-- Templates
header_template = [==[<div class="header"><h2>AdBlock module: {state}</h2><br>AdBlock is in <b>{mode}</b> mode.{rules}</div><hr>]==]
rules_template = [==[ {black} rules blacklisting, {white} rules whitelisting, {ignored} rules ignored.]==]
block_template = [==[<div class="tag"><h1>{opt}</h1><ul>{links}</ul></div>]==]
list_template_enabled = [==[<li>{title}: <i>(b{black}/w{white}/i{ignored}), </i> <a href="{uri}">{name}</a> <span class="id">{id}</span></li>]==]
list_template_disabled = [==[<li>{title}: <a href="{uri}">{name}</a> <span class="id">{id}</span></li>]==]
html_template = [==[
<html>
<head>
<title>{title}</title>
<style type="text/css">
{style}
</style>
</head>
<body>
{header}
{opts}
</body>
</html>
]==]
-- Template subs
html_page_title = "AdBlock filters"
html_style = [===[
body {
font-family: monospace;
margin: 25px;
line-height: 1.5em;
font-size: 12pt;
}
div.tag {
width: 100%;
padding: 0px;
margin: 0 0 25px 0;
clear: both;
}
span.id {
font-size: small;
color: #333333;
float: right;
}
.tag ul {
padding: 0;
margin: 0;
list-style-type: none;
}
.tag h1 {
font-size: 12pt;
font-weight: bold;
font-style: normal;
font-variant: small-caps;
padding: 0 0 5px 0;
margin: 0;
color: #CC3333;
border-bottom: 1px solid #aaa;
}
.tag a:link {
color: #0077bb;
text-decoration: none;
}
.tag a:hover {
color: #0077bb;
text-decoration: underline;
}
]===]
-- Functions
-- Refresh open filters views (if any)
function refresh_views()
for _, w in pairs(window.bywidget) do
for _, v in ipairs(w.tabs.children) do
if string.match(v.uri, "^luakit://adblock/?") then
v:reload()
end
end
end
end
-- Enable adblock to refresh this chrome view.
adblock.refresh_views = refresh_views
-- URI of the chrome page
chrome_page = "luakit://adblock/"
--- Shows the chrome page in the given view.
chrome.add("adblock", function (view, meta)
local uri = chrome_page
-- Get a list of all the unique tags in all the lists and build a
-- relation between a given tag and a list of subscriptions with that tag.
local opts = {}
local id = 0
for _, list in pairs(adblock.subscriptions) do
id = id + 1
list['id'] = id
for _, opt in ipairs(list.opts) do
if not opts[opt] then opts[opt] = {} end
opts[opt][list.title] = list
end
end
-- For each opt build a block
local lines = {}
for _, opt in ipairs(util.table.keys(opts)) do
local links = {}
for _, title in ipairs(util.table.keys(opts[opt])) do
local list = opts[opt][title]
local link_subs = {
uri = list.uri,
id = list.id,
name = util.escape(list.uri),
title = list.title,
white = list.white,
black = list.black,
ignored = list.ignored
}
local list_template = list_template_disabled
-- Show rules count only when enabled this list and have read its rules
if util.table.hasitem(list.opts, "Enabled") and list.white and list.black and list.ignored then
-- For totals count items only once (protection from multi-tagging by several opts confusion)
list_template = list_template_enabled
end
local link = string.gsub(list_template, "{(%w+)}", link_subs)
table.insert(links, link)
end
local block_subs = {
opt = opt,
links = table.concat(links, "\n")
}
local block = string.gsub(block_template, "{(%w+)}", block_subs)
table.insert(lines, block)
end
local rulescount = { black = 0, white = 0, ignored = 0 }
for _, list in pairs(adblock.rules) do
if list.black and list.white and list.ignored then
rulescount.black, rulescount.white, rulescount.ignored = rulescount.black + list.black, rulescount.white + list.white, rulescount.ignored + list.ignored
end
end
-- Display rules count only if have them been count
local html_rules = ""
if rulescount.black + rulescount.white + rulescount.ignored > 0 then
html_rules = string.gsub(rules_template, "{(%w+)}", rulescount)
end
-- Fill the header
local header_subs = {
state = adblock.state(),
mode = adblock.mode(),
rules = html_rules,
}
local html_page_header = string.gsub(header_template, "{(%w+)}", header_subs)
local html_subs = {
opts = table.concat(lines, "\n\n"),
title = html_page_title,
header = html_page_header,
style = html_style,
}
local html = string.gsub(html_template, "{(%w+)}", html_subs)
view:load_string(html, tostring(uri))
end)
-- Add chrome binds.
local key, buf = lousy.bind.key, lousy.bind.buf
add_binds("normal", {
buf("^ga$", function (w)
w:navigate(chrome_page)
end),
buf("^gA$", function (w, b, m)
for i=1, m.count do
w:new_tab(chrome_page)
end
end, {count=1}),
})
-- Add chrome commands.
local cmd = lousy.bind.cmd
add_cmds({
cmd("adblock", function (w)
w:navigate("luakit://adblock/")
end),
})
|
