302 lines
8.3 KiB
Lua
302 lines
8.3 KiB
Lua
-- authors: Lomtik Software (J. Winwood & John Labenski)
|
|
-- Luxinia Dev (Eike Decker & Christoph Kubisch)
|
|
-- David Manura
|
|
---------------------------------------------------------
|
|
|
|
-- Equivalent to C's "cond ? a : b", all terms will be evaluated
|
|
function iff(cond, a, b) if cond then return a else return b end end
|
|
|
|
-- Does the num have all the bits in value
|
|
function HasBit(value, num)
|
|
for n = 32, 0, -1 do
|
|
local b = 2^n
|
|
local num_b = num - b
|
|
local value_b = value - b
|
|
if num_b >= 0 then
|
|
num = num_b
|
|
else
|
|
return true -- already tested bits in num
|
|
end
|
|
if value_b >= 0 then
|
|
value = value_b
|
|
end
|
|
if (num_b >= 0) and (value_b < 0) then
|
|
return false
|
|
end
|
|
end
|
|
|
|
return true
|
|
end
|
|
|
|
-- ASCII values for common chars
|
|
char_CR = string.byte("\r")
|
|
char_LF = string.byte("\n")
|
|
char_Tab = string.byte("\t")
|
|
char_Sp = string.byte(" ")
|
|
|
|
string_Pathsep = string.char(wx.wxFileName.GetPathSeparator())
|
|
|
|
function StripCommentsC(tx)
|
|
local out = ""
|
|
local lastc = ""
|
|
local skip
|
|
local skipline
|
|
local skipmulti
|
|
local tx = string.gsub(tx, "\r\n", "\n")
|
|
for c in tx:gmatch(".") do
|
|
local oc = c
|
|
local tu = lastc..c
|
|
skip = c == '/'
|
|
|
|
if ( not (skipmulti or skipline)) then
|
|
if (tu == "//") then
|
|
skipline = true
|
|
elseif (tu == "/*") then
|
|
skipmulti = true
|
|
c = ""
|
|
elseif (lastc == '/') then
|
|
oc = tu
|
|
end
|
|
elseif (skipmulti and tu == "*/") then
|
|
skipmulti = false
|
|
c = ""
|
|
elseif (skipline and lastc == "\n") then
|
|
out = out.."\n"
|
|
skipline = false
|
|
end
|
|
|
|
lastc = c
|
|
if (not (skip or skipline or skipmulti)) then
|
|
out = out..oc
|
|
end
|
|
end
|
|
|
|
return out..lastc
|
|
end
|
|
|
|
-- http://lua-users.org/wiki/EnhancedFileLines
|
|
function FileLines(f)
|
|
local CHUNK_SIZE = 1024
|
|
local buffer = ""
|
|
local pos_beg = 1
|
|
return function()
|
|
local pos, chars
|
|
while 1 do
|
|
pos, chars = buffer:match('()([\r\n].)', pos_beg)
|
|
if pos or not f then
|
|
break
|
|
elseif f then
|
|
local chunk = f:read(CHUNK_SIZE)
|
|
if chunk then
|
|
buffer = buffer:sub(pos_beg) .. chunk
|
|
pos_beg = 1
|
|
else
|
|
f = nil
|
|
end
|
|
end
|
|
end
|
|
if not pos then
|
|
pos = #buffer
|
|
elseif chars == '\r\n' then
|
|
pos = pos + 1
|
|
end
|
|
local line = buffer:sub(pos_beg, pos)
|
|
pos_beg = pos + 1
|
|
if #line > 0 then
|
|
return line
|
|
end
|
|
end
|
|
end
|
|
|
|
function PrependStringToArray(t, s, maxstrings)
|
|
if string.len(s) == 0 then return end
|
|
for i, v in ipairs(t) do
|
|
if v == s then
|
|
table.remove(t, i) -- remove old copy
|
|
break
|
|
end
|
|
end
|
|
table.insert(t, 1, s)
|
|
if #t > (maxstrings or 15) then table.remove(t, #t) end -- keep reasonable length
|
|
end
|
|
|
|
-- ----------------------------------------------------------------------------
|
|
-- Get file modification time, returns a wxDateTime (check IsValid) or nil if
|
|
-- the file doesn't exist
|
|
function GetFileModTime(filePath)
|
|
if filePath and #filePath > 0 then
|
|
local fn = wx.wxFileName(filePath)
|
|
if fn:FileExists() then
|
|
return fn:GetModificationTime()
|
|
end
|
|
end
|
|
|
|
return nil
|
|
end
|
|
|
|
function GetFileExt(filePath)
|
|
local match = filePath and filePath:match("%.([a-zA-Z_0-9]+)$")
|
|
return match and (string.lower(match))
|
|
end
|
|
|
|
function IsLuaFile(filePath)
|
|
return filePath and (string.len(filePath) > 4) and
|
|
(string.lower(string.sub(filePath, -4)) == ".lua")
|
|
end
|
|
|
|
function GetFileNameExt(filePath)
|
|
if (not filePath) then return end
|
|
local wxn = wx.wxFileName(filePath)
|
|
return (wxn:GetName()..(wxn:HasExt() and ("."..wxn:GetExt()) or ""))
|
|
end
|
|
|
|
function GetPathWithSep(wxfn)
|
|
if type(wxfn) == 'string' then wxfn = wx.wxFileName(wxfn) end
|
|
return wxfn:GetPath(bit.bor(wx.wxPATH_GET_VOLUME, wx.wxPATH_GET_SEPARATOR))
|
|
end
|
|
|
|
function FileSysHasContent(dir)
|
|
local f = wx.wxFindFirstFile(dir,wx.wxFILE + wx.wxDIR)
|
|
return #f>0
|
|
end
|
|
|
|
function FileSysGetRecursive(path, recursive, spec, skip)
|
|
spec = spec or "*"
|
|
local content = {}
|
|
local sep = string.char(wx.wxFileName.GetPathSeparator())
|
|
|
|
-- recursion is done in all folders but only those folders that match
|
|
-- the spec are returned. This is the pattern that matches the spec.
|
|
local specmask = spec:gsub("%.", "%%."):gsub("%*", ".*").."$"
|
|
|
|
local function getDir(path, spec)
|
|
local dir = wx.wxDir(path)
|
|
if not dir:IsOpened() then return end
|
|
|
|
local found, file = dir:GetFirst("*", wx.wxDIR_DIRS)
|
|
while found do
|
|
if not skip or not file:find(skip) then
|
|
local fname = wx.wxFileName(path, file):GetFullPath()
|
|
if fname:find(specmask) then table.insert(content, fname..sep) end
|
|
if recursive then getDir(fname, spec) end
|
|
end
|
|
found, file = dir:GetNext()
|
|
end
|
|
local found, file = dir:GetFirst(spec, wx.wxDIR_FILES)
|
|
while found do
|
|
if not skip or not file:find(skip) then
|
|
local fname = wx.wxFileName(path, file):GetFullPath()
|
|
table.insert(content, fname)
|
|
end
|
|
found, file = dir:GetNext()
|
|
end
|
|
end
|
|
getDir(path, spec)
|
|
|
|
return content
|
|
end
|
|
|
|
function GetFullPathIfExists(p, f)
|
|
if not p or not f then return end
|
|
local file = wx.wxFileName(f)
|
|
-- Normalize call is needed to make the case of p = '/abc/def' and
|
|
-- f = 'xyz/main.lua' work correctly. Normalize() returns true if done.
|
|
return (file:Normalize(wx.wxPATH_NORM_ALL, p)
|
|
and file:FileExists()
|
|
and file:GetFullPath()
|
|
or nil)
|
|
end
|
|
|
|
function MergeFullPath(p, f)
|
|
if not p or not f then return end
|
|
local file = wx.wxFileName(f)
|
|
-- Normalize call is needed to make the case of p = '/abc/def' and
|
|
-- f = 'xyz/main.lua' work correctly. Normalize() returns true if done.
|
|
return (file:Normalize(wx.wxPATH_NORM_ALL, p)
|
|
and file:GetFullPath()
|
|
or nil)
|
|
end
|
|
|
|
function FileWrite(file,content)
|
|
local log = wx.wxLogNull() -- disable error reporting; will report as needed
|
|
local file = wx.wxFile(file, wx.wxFile.write)
|
|
if not file:IsOpened() then return nil, wx.wxSysErrorMsg() end
|
|
|
|
file:Write(content, #content)
|
|
file:Close()
|
|
return true
|
|
end
|
|
|
|
function FileRead(file)
|
|
local log = wx.wxLogNull() -- disable error reporting; will report as needed
|
|
local file = wx.wxFile(file, wx.wxFile.read)
|
|
if not file:IsOpened() then return end
|
|
|
|
local _, content = file:Read(file:Length())
|
|
file:Close()
|
|
return content, wx.wxSysErrorMsg()
|
|
end
|
|
|
|
function FileRename(file1, file2) return wx.wxRenameFile(file1, file2) end
|
|
|
|
function FileCopy(file1, file2) return wx.wxCopyFile(file1, file2) end
|
|
|
|
TimeGet = pcall(require, "socket") and socket.gettime or os.clock
|
|
|
|
function isBinary(text) return text:find("[^\7\8\9\10\12\13\27\32-\255]") end
|
|
|
|
function pairsSorted(t, f)
|
|
local a = {}
|
|
for n in pairs(t) do table.insert(a, n) end
|
|
table.sort(a, f)
|
|
local i = 0 -- iterator variable
|
|
local iter = function () -- iterator function
|
|
i = i + 1
|
|
if a[i] == nil then return nil
|
|
else return a[i], t[a[i]]
|
|
end
|
|
end
|
|
return iter
|
|
end
|
|
|
|
function fixUTF8(s, replacement)
|
|
local p, len, invalid = 1, #s, {}
|
|
while p <= len do
|
|
if p == s:find("[%z\1-\127]", p) then p = p + 1
|
|
elseif p == s:find("[\194-\223][\123-\191]", p) then p = p + 2
|
|
elseif p == s:find( "\224[\160-\191][\128-\191]", p)
|
|
or p == s:find("[\225-\236][\128-\191][\128-\191]", p)
|
|
or p == s:find( "\237[\128-\159][\128-\191]", p)
|
|
or p == s:find("[\238-\239][\128-\191][\128-\191]", p)
|
|
or p == s:find( "\240[\144-\191][\128-\191]", p) then p = p + 3
|
|
elseif p == s:find("[\241-\243][\128-\191][\128-\191][\128-\191]", p)
|
|
or p == s:find( "\244[\128-\143][\128-\191][\128-\191]", p) then p = p + 4
|
|
else
|
|
s = s:sub(1, p-1)..replacement..s:sub(p+1)
|
|
table.insert(invalid, p)
|
|
end
|
|
end
|
|
return s, invalid
|
|
end
|
|
|
|
function RequestAttention()
|
|
local frame = ide.frame
|
|
if not frame:IsActive() then
|
|
frame:RequestUserAttention()
|
|
if ide.osname == "Macintosh" then
|
|
local cmd = [[osascript -e 'tell application "%s" to activate']]
|
|
wx.wxExecute(cmd:format(ide.editorApp:GetAppName()), wx.wxEXEC_ASYNC)
|
|
end
|
|
end
|
|
end
|
|
|
|
local messages, lang, counter
|
|
function TR(msg, count)
|
|
lang = lang or ide.config.language
|
|
messages = messages or ide.config.messages
|
|
counter = counter or (messages[lang] and messages[lang][0])
|
|
local message = messages[lang] and messages[lang][msg]
|
|
return count and counter and message and type(message) == 'table'
|
|
and message[counter(count)] or message or msg
|
|
end
|