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|
local util = require("util")
local dutil = require("docgen.util")
local dtree = require("docgen.doctree")
local M = {}
local root_nspace, features
M.has_feature = function(fname)
if not features then
return false
end
return not not features[fname]
end
local allowed_incflags = {
noheader = { "noheader", "showheader" },
firstseconly = { "firstseconly", "fullpage" },
readmore = { "readmore", "noreadmore" },
footer = { "footer", "nofooter" },
link = { "link", "nolink" },
permalink = { "permalink", "nopermalink" },
date = { "date", "nodate" },
mdate = { "mdate", "nomdate" },
user = { "user", "nouser" },
comments = { "comments", "nocomments" },
linkbacks = { "linkbacks", "nolinkbacks" },
tags = { "tags", "notags" },
editbutton = { "editbtn", "noeditbtn" },
redirect = { "redirect", "noredirect" },
indent = { "indent", "noindent" },
linkonly = { "linkonly", "nolinkonly" },
title = { "title", "notitle" },
pageexists = { "pageexists", "nopageexists" },
parlink = { "parlink", "noparlink" },
order = { { "id", "title", "created", "modified", "indexmenu", "custom" } },
rsort = { "rsort", "sort" },
depth = 0,
inline = true,
beforeeach = "",
aftereach = ""
}
M.Writer = util.Object:clone {
INCLUDE_PAGE = 0,
INCLUDE_SECTION = 1,
INCLUDE_NAMESPACE = 2,
INCLUDE_TAG = 3,
__ctor = function(self, path, title)
local subs
if type(path) == "table" then
subs = dutil.path_join(unpack(path))
else
subs = dutil.nspace_to_path(path)
end
dutil.mkdir_p(subs)
self.file = assert(io.open(dutil.make_page(subs), "w"))
if title then
if M.has_feature("title") then
self:write_raw("<title>", title, "</title>")
self:write_nl()
else
self:write_h(title, 1)
end
end
end,
write_raw = function(self, ...)
self.file:write(...)
return self
end,
write_nl = function(self, n)
self:write_raw(("\n"):rep(n or 1))
return self
end,
write_h = function(self, heading, level, nonl)
local s = ("="):rep(7 - level)
self:write_raw(s, " ", heading, " ", s, "\n")
if not nonl then
self:write_nl()
end
return self
end,
write_include = function(self, tp, name, flags, nonl)
local it_to_tp = {
[self.INCLUDE_PAGE] = "page",
[self.INCLUDE_SECTION] = "section",
[self.INCLUDE_NAMESPACE] = "namespace",
[self.INCLUDE_TAG] = "tagtopic"
}
if type(name) == "table" then
if name[#name] == true then
name[#name] = nil
name = ":" .. root_nspace .. ":auto:"
.. table.concat(name, ":")
elseif name[#name] == false then
name[#name] = nil
name = ":" .. root_nspace .. ":user:"
.. table.concat(name, ":")
else
name = table.concat(name, ":")
end
end
self:write_raw("{{", it_to_tp[tp], ">", name);
if flags then
if tp == self.INCLUDE_SECTION and flags.section then
self:write_raw("#", flags.section)
end
flags.section = nil
local flstr = {}
for k, v in pairs(flags) do
local allow = allowed_incflags[k]
if allow ~= nil then
if type(allow) == "boolean" then
flstr[#flstr + 1] = k
elseif type(allow) == "number" or type(allow) == "string" then
if type(v) ~= type(allow) then
error("invalid value type for flag " .. k)
end
flstr[#flstr + 1] = k .. "=" .. v
elseif type(allow) == "table" then
if type(allow[1]) == "table" then
local valid = false
for i, vv in ipairs(allow[1]) do
if v == vv then
flstr[#flstr + 1] = k .. "=" .. v
valid = true
break
end
end
if not valid then
error("invalid value " .. v .. " for flag " .. k)
end
elseif type(allow[1]) == "string" and
type(allow[2]) == "string" then
if v then
flstr[#flstr + 1] = allow[1]
else
flstr[#flstr + 1] = allow[2]
end
end
end
else
error("invalid include flag: " .. tostring(k))
end
end
flstr = table.concat(flstr, "&")
if #flstr > 0 then
self:write_raw("&", flstr)
end
end
self:write_raw("}}")
if not nonl then
self:write_nl()
end
return self
end,
write_editable = function(self, ns, name)
ns[#ns + 1] = name
ns[#ns + 1] = false
self:write_include(self.INCLUDE_PAGE, ns, {
date = false, user = false, link = false
})
-- restore the table for later reuse
-- the false gets deleted by write_include
ns[#ns] = nil
end,
write_fmt = function(self, fmt1, fmt2, ...)
self:write_raw(fmt1, ...)
self:write_raw(fmt2)
return self
end,
write_b = function(self, ...)
self:write_fmt("**", "**", ...)
return self
end,
write_i = function(self, ...)
self:write_fmt("//", "//", ...)
return self
end,
write_u = function(self, ...)
self:write_fmt("__", "__", ...)
return self
end,
write_s = function(self, ...)
self:write_fmt("<del>", "</del>", ...)
return self
end,
write_m = function(self, ...)
self:write_fmt("''", "''", ...)
return self
end,
write_sub = function(self, ...)
self:write_fmt("<sub>", "</sub>", ...)
return self
end,
write_sup = function(self, ...)
self:write_fmt("<sup>", "</sup>", ...)
return self
end,
write_br = function(self, nl)
self:write_raw("\\\\", nl and "\n" or " ")
return self
end,
write_pre_inline = function(self, ...)
self:write_fmt("%%", "%%", ...)
return self
end,
write_pre = function(self, ...)
self:write_fmt("<nowiki>\n", "\n</nowiki>", ...)
return self
end,
write_code = function(self, str, lang)
lang = lang and (" " .. lang) or ""
self:write_raw("<code" .. lang .. ">\n", str, "\n</code>\n")
end,
write_link = function(self, target, title)
if type(target) == "table" then
if target[#target] == true then
target[#target] = nil
target = ":" .. root_nspace .. ":auto:"
.. table.concat(target, ":")
elseif target[#target] == false then
target[#target] = nil
target = ":" .. root_nspace .. ":user:"
.. table.concat(target, ":")
else
target = table.concat(target, ":")
end
end
if not title then
self:write_raw("[[", target:lower(), "|", target, "]]")
return
end
target = target:lower()
if type(title) == "string" then
self:write_raw("[[", target, "|", title, "]]")
return self
end
self:write_raw("[[", target, "|")
title(self)
self:write_raw("]]")
return self
end,
write_graph = function(self, tbl)
if not M.has_feature("dot") then
return self
end
self:write_raw("<graphviz>\n")
self:write_raw("digraph ", tbl.type, " {\n")
for k, v in pairs(tbl.attrs or {}) do
self:write_raw(" ", k, " = \"", v, "\"\n")
end
local write_attrs = function(attrs)
if not attrs then
return
end
self:write_raw(" [")
local first = true
for k, v in pairs(attrs) do
if not first then
self:write_raw(", ")
end
self:write_raw(k, " = \"", v, "\"")
first = false
end
self:write_raw("]")
end
if tbl.node then
self:write_nl()
self:write_raw(" node")
write_attrs(tbl.node)
self:write_nl()
end
if tbl.edge then
if not tbl.node then self:write_nl() end
self:write_raw(" edge")
write_attrs(tbl.edge)
self:write_nl()
end
self:write_nl()
for i, v in ipairs(tbl.nodes) do
local nname = v.name
v.name = nil
self:write_raw(" ", nname)
write_attrs(v)
self:write_nl()
end
self:write_nl()
for i, v in ipairs(tbl.connections) do
local from, to, sep, attrs = v[1], v[2], (v[3] or "->")
if type(from) == "table" then
self:write_raw(" {", table.concat(from, ", "), "}")
else
self:write_raw(" ", from)
end
self:write_raw(" ", sep, " ")
if type(to) == "table" then
self:write_raw("{", table.concat(to, ", "), "}")
else
self:write_raw(to)
end
write_attrs(v[4])
self:write_nl()
end
self:write_raw("}\n</graphviz>")
end,
write_table = function(self, titles, tbl)
self:write_raw("^ ", table.concat(titles, " ^ "), " ^\n")
for i, v in ipairs(tbl) do
self:write_raw("| ", table.concat(v, " | "), " |\n")
end
return self
end,
write_list = function(self, tbl, ord)
local prec = ord and "-" or "*"
for i, v in ipairs(tbl) do
local lvl, str = 1, v
if type(v) == "table" then
lvl, str = v[1] + 1, v[2]
end
local pbeg, pend = str:match("([^\n]+)\n(.+)")
if not pbeg then
pbeg = str
end
self:write_raw((" "):rep(lvl), prec, " ", str, "\n")
if pend then
self:write_raw(pend, "\n")
end
end
return self
end,
write_par_markup = function(self, str)
self:write_raw("%%")
local f = str:gmatch(".")
local c = f()
while c do
if c == "\\" then
c = f()
if c ~= "@" and c ~= "$" then
self:write_raw("\\")
end
self:write_raw(c)
c = f()
elseif c == "$" then
c = f()
if c and c:match("[a-zA-Z_]") then
local wbuf = { c }
c = f()
while c and c:match("[a-zA-Z0-9_]") do
wbuf[#wbuf + 1] = c
c = f()
end
self:write_raw("%%''" .. table.concat(wbuf) .. "''%%")
else
self:write_raw("$")
end
elseif c == "@" then
c = f()
if c and c:match("[a-zA-Z_]") then
local rbuf = { c }
c = f()
while c and c:match("[a-zA-Z0-9_.]") do
rbuf[#rbuf + 1] = c
c = f()
end
local ldot = false
if rbuf[#rbuf] == "." then
ldot = true
rbuf[#rbuf] = nil
end
local title = table.concat(rbuf)
self:write_raw("%%")
self:write_link(dtree.ref_get(title, true), title)
self:write_raw("%%")
if ldot then
self:write_raw(".")
end
else
self:write_raw("@")
end
elseif c == "%" then
c = f()
if c == "%" then
c = f()
self:write_raw("%%<nowiki>%%</nowiki>%%")
else
self:write_raw("%")
end
else
self:write_raw(c)
c = f()
end
end
self:write_raw("%%")
return self
end,
write_par = function(self, str)
local notetypes = M.has_feature("notes") and {
["Note: "] = "<note>\n",
["Warning: "] = "<note warning>\n",
["Remark: "] = "<note tip>\n",
["TODO: "] = "<note>\n**TODO:** "
} or {}
local tag
for k, v in pairs(notetypes) do
if str:match("^" .. k) then
tag = v
str = str:sub(#k + 1)
break
end
end
if tag then
self:write_raw(tag)
self:write_par_markup(str)
self:write_raw("\n</note>")
else
self:write_par_markup(str)
end
return self
end,
write_folded = function(self, title, func)
if M.has_feature("folds") then
self:write_raw("++++ ", title, " |\n\n")
end
func(self)
if M.has_feature("folds") then
self:write_raw("\n\n++++")
end
return self
end,
finish = function(self)
self.file:close()
end
}
M.Buffer = M.Writer:clone {
__ctor = function(self)
self.buf = {}
end,
write_raw = function(self, ...)
for i, v in ipairs({ ... }) do
self.buf[#self.buf + 1] = v
end
return self
end,
finish = function(self)
self.result = table.concat(self.buf)
self.buf = {}
return self.result
end
}
M.init = function(root_ns, ftrs)
root_nspace = root_ns
features = ftrs
end
return M
|