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|
-- ANTI-CAPITALIST SOFTWARE LICENSE (v 1.4)
--
-- marigold-cgi Copyright (c) 2022 Kate Swanson
--
-- This is anti-capitalist software, released for free use by individuals and
-- organizations that do not operate by capitalist principles.
--
-- Permission is hereby granted, free of charge, to any person or organization (
-- the "User") obtaining a copy of this software and associated documentation
-- files (the "Software"), to use, copy, modify, merge, distribute, and/or sell
-- copies of the Software, subject to the following conditions:
--
-- 1. The above copyright notice and this permission notice shall be included in
-- all copies or modified versions of the Software.
--
-- 2. The User is one of the following:
-- a. An individual person, laboring for themselves
-- b. A non-profit organization
-- c. An educational institution
-- d. An organization that seeks shared profit for all of its members, and allows
-- non-members to set the cost of their labor
--
-- 3. If the User is an organization with owners, then all owners are workers and
-- all workers are owners with equal equity and/or equal vote.
--
-- 4. If the User is an organization, then the User is not law enforcement or
-- military, or working for or under either.
--
-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY
-- KIND, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
-- FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS 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 WITH THE
-- SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
local marigold = {}
marigold.get_metavars = function()
local vars = {
"AUTH_TYPE", "CONTENT_LENGTH",
"CONTENT_TYPE", "GATEWAY_INTERFACE",
"PATH_INFO", "PATH_TRANSLATED",
"QUERY_STRING", "REMOTE_ADDR",
"REMOTE_HOST", "REMOTE_IDENT",
"REMOTE_USER", "REQUEST_METHOD",
"SCRIPT_NAME", "SERVER_NAME",
"SERVER_PORT", "SERVER_PROTOCOL",
"SERVER_SOFTWARE"
}
local metavars = {}
for _, var in ipairs(vars) do
metavars[string.lower(var)] = os.getenv(var)
end
return metavars
end
marigold.h = function(tag_type, content, tbl)
if type(content) == 'table' and tbl == nil then
tbl = content
content = ''
end
if content == nil then
tbl = {}
content = ''
end
local tag = {}
tag.tag = tag_type
tag.content = content
tag.attributes = {}
tag.children = {}
if tbl then
-- add attributes
for k, v in pairs(tbl) do
if type(k) == 'string' then
tag.attributes[k] = v
end
end
-- add children
for _, child in ipairs(tbl) do
table.insert(tag.children, child)
end
end
return tag
end
marigold.html = function(tbl, indent_level)
indent_level = indent_level or 0
local indent = string.rep('\t', indent_level)
-- generate attribute strings
local attributes = {}
for k, v in pairs(tbl.attributes) do
table.insert(attributes, string.format(' %s="%s"', k, v))
end
if test then
-- sort alphabetically for well-defined testing
table.sort(attributes)
end
local a = ''
for _, attrib in ipairs(attributes) do
a = a .. attrib
end
local open = string.format('<%s%s>', tbl.tag, a)
local close = string.format('</%s>', tbl.tag)
if #tbl.children == 0 then
return string.format('%s%s%s%s', indent, open, tbl.content, close)
end
local children = ''
for _, child in ipairs(tbl.children) do
children = children .. marigold.html(child, indent_level+1) .. '\n'
end
return string.format('%s%s%s\n%s%s%s',
indent, open, tbl.content,
children,
indent, close)
end
marigold.decode_percent = function(str)
return string.gsub(str, "%%(%x%x)", function(digits)
return string.char(tonumber(digits, 16))
end)
end
marigold.decode_query = function(str)
local tbl = {}
local cleanString = function(str)
return marigold.decode_percent(
string.gsub(str, "+", " ")
)
end
for k, v in string.gmatch(str, "([^=]-)=([^&]*)&?") do
tbl[cleanString(k)] = cleanString(v)
end
return tbl
end
return marigold
|
