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import tables
import os
import strutils
import utils/twtstr
import utils/radixtree
type
TwtAction* =
enum
NO_ACTION,
ACTION_FEED_NEXT,
ACTION_QUIT,
ACTION_CURSOR_UP, ACTION_CURSOR_DOWN, ACTION_CURSOR_LEFT, ACTION_CURSOR_RIGHT,
ACTION_CURSOR_LINEEND, ACTION_CURSOR_LINEBEGIN,
ACTION_CURSOR_NEXT_WORD, ACTION_CURSOR_PREV_WORD,
ACTION_CURSOR_NEXT_NODE, ACTION_CURSOR_PREV_NODE,
ACTION_CURSOR_NEXT_LINK, ACTION_CURSOR_PREV_LINK,
ACTION_PAGE_DOWN, ACTION_PAGE_UP, ACTION_PAGE_LEFT, ACTION_PAGE_RIGHT,
ACTION_HALF_PAGE_DOWN, ACTION_HALF_PAGE_UP,
ACTION_SCROLL_DOWN, ACTION_SCROLL_UP, ACTION_SCROLL_LEFT, ACTION_SCROLL_RIGHT,
ACTION_CLICK,
ACTION_CHANGE_LOCATION,
ACTION_RELOAD, ACTION_RESHAPE, ACTION_REDRAW, ACTION_TOGGLE_SOURCE,
ACTION_CURSOR_FIRST_LINE, ACTION_CURSOR_LAST_LINE,
ACTION_CURSOR_TOP, ACTION_CURSOR_MIDDLE, ACTION_CURSOR_BOTTOM,
ACTION_CENTER_LINE, ACTION_LINE_INFO,
ACTION_LINED_SUBMIT, ACTION_LINED_CANCEL,
ACTION_LINED_BACKSPACE, ACTION_LINED_DELETE,
ACTION_LINED_CLEAR, ACTION_LINED_KILL, ACTION_LINED_KILL_WORD,
ACTION_LINED_BACK, ACTION_LINED_FORWARD,
ACTION_LINED_PREV_WORD, ACTION_LINED_NEXT_WORD,
ACTION_LINED_BEGIN, ACTION_LINED_END,
ACTION_LINED_COMPOSE_TOGGLE, ACTION_LINED_ESC
ActionMap = Table[string, TwtAction]
StaticConfig = object
nmap: ActionMap
lemap: ActionMap
Config = object
nmap*: ActionMap
lemap*: ActionMap
func getConfig(s: StaticConfig): Config =
return Config(nmap: s.nmap, lemap: s.lemap)
func getRealKey(key: string): string =
var realk: string
var control = 0
var meta = 0
var skip = false
for c in key:
if c == '\\':
skip = true
elif skip:
realk &= c
skip = false
elif c == 'M' and meta == 0:
inc meta
elif c == 'C' and control == 0:
inc control
elif c == '-' and control == 1:
inc control
elif c == '-' and meta == 1:
inc meta
elif meta == 1:
realk &= 'M' & c
meta = 0
elif meta == 2:
realk &= '\e'
realk &= c
meta = 0
elif control == 1:
realk &= 'C' & c
control = 0
elif control == 2:
realk &= getControlChar(c)
control = 0
else:
realk &= c
if control == 1:
realk &= 'C'
if meta == 1:
realk &= 'M'
return realk
func constructActionTable*(origTable: ActionMap): ActionMap =
var newTable: ActionMap
var strs: seq[string]
for k in origTable.keys:
let realk = getRealKey(k)
var teststr = ""
for c in realk:
teststr &= c
strs.add(teststr)
for k, v in origTable:
let realk = getRealKey(k)
var teststr = ""
for c in realk:
teststr &= c
if strs.contains(teststr):
newTable[teststr] = ACTION_FEED_NEXT
newTable[realk] = v
return newTable
proc parseConfigLine[T](line: string, config: var T) =
if line.len == 0 or line[0] == '#':
return
let cmd = line.split(' ')
if cmd.len == 3:
if cmd[0] == "nmap":
config.nmap[getRealKey(cmd[1])] = parseEnum[TwtAction]("ACTION_" & cmd[2])
elif cmd[0] == "lemap":
config.lemap[getRealKey(cmd[1])] = parseEnum[TwtAction]("ACTION_" & cmd[2])
proc staticReadConfig(): StaticConfig =
let default = staticRead"res/config"
for line in default.split('\n'):
parseConfigLine(line, result)
result.nmap = constructActionTable(result.nmap)
result.lemap = constructActionTable(result.lemap)
const defaultConfig = staticReadConfig()
var gconfig* = getConfig(defaultConfig)
proc readConfig(filename: string) =
var f: File
let status = f.open(filename, fmRead)
var nmap: ActionMap
var lemap: ActionMap
if status:
var line: TaintedString
while f.readLine(line):
parseConfigLine(line, gconfig)
gconfig.nmap = constructActionTable(nmap)
gconfig.lemap = constructActionTable(lemap)
proc readConfig*() =
when defined(debug):
readConfig("res" / "config")
readConfig(getConfigDir() / "twt" / "config")
proc getNormalAction*(s: string): TwtAction =
if gconfig.nmap.hasKey(s):
return gconfig.nmap[s]
return NO_ACTION
proc getLinedAction*(s: string): TwtAction =
if gconfig.lemap.hasKey(s):
return gconfig.lemap[s]
return NO_ACTION
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