Files
gf-core/src/compiler/GF/Command/Commands.hs

910 lines
42 KiB
Haskell

{-# LANGUAGE FlexibleInstances, UndecidableInstances #-}
module GF.Command.Commands (
HasPGF(..),pgfCommands,
options,flags,
) where
import Prelude hiding (putStrLn)
import PGF2
import PGF2.Internal(writePGF)
import GF.Compile.Export
import GF.Compile.ToAPI
import GF.Compile.ExampleBased
import GF.Infra.Option (noOptions, readOutputFormat, outputFormatsExpl)
import GF.Infra.UseIO(writeUTF8File)
import GF.Infra.SIO
import GF.Command.Abstract
import GF.Command.CommandInfo
import GF.Command.CommonCommands
import GF.Text.Clitics
import GF.Quiz
import GF.Command.TreeOperations ---- temporary place for typecheck and compute
import GF.Data.Operations
import Data.Char
import Data.List(intersperse,nub)
import Data.Maybe
import qualified Data.Map as Map
import GF.Text.Pretty
import Data.List (sort)
import Control.Monad(mplus)
class (Functor m,Monad m,MonadSIO m) => HasPGF m where getPGF :: m (Maybe PGF)
instance (Monad m,HasPGF m) => TypeCheckArg m where
typeCheckArg e = do mb_pgf <- getPGF
case mb_pgf of
Just pgf -> either fail
(return . fst)
(inferExpr pgf e)
Nothing -> fail "Import a grammar before using this command"
pgfCommands :: HasPGF m => Map.Map String (CommandInfo m)
pgfCommands = Map.fromList [
("aw", emptyCommandInfo {
longname = "align_words",
synopsis = "show word alignments between languages graphically",
explanation = unlines [
"Prints a set of strings in the .dot format (the graphviz format).",
"The graph can be saved in a file by the wf command as usual.",
"If the -view flag is defined, the graph is saved in a temporary file",
"which is processed by 'dot' (graphviz) and displayed by the program indicated",
"by the view flag. The target format is png, unless overridden by the",
"flag -format. Results from multiple trees are combined to pdf with convert (ImageMagick)."
],
exec = needPGF $ \ opts arg pgf -> do
let es = toExprs arg
let langs = optLangs pgf opts
if isOpt "giza" opts
then do
let giz = map (gizaAlignment pgf (head $ langs, head $ tail $ langs)) es
let lsrc = unlines $ map (\(x,_,_) -> x) giz
let ltrg = unlines $ map (\(_,x,_) -> x) giz
let align = unlines $ map (\(_,_,x) -> x) giz
let grph = if null es then [] else lsrc ++ "\n--end_source--\n\n"++ltrg++"\n-end_target--\n\n"++align
return $ fromString grph
else do
let grphs = map (graphvizWordAlignment langs graphvizDefaults) es
if isFlag "view" opts || isFlag "format" opts
then do
let view = optViewGraph opts
let format = optViewFormat opts
viewGraphviz view format "_grpha_" grphs
else return $ fromString $ unlines grphs,
examples = [
("gr | aw" , "generate a tree and show word alignment as graph script"),
("gr | aw -view=\"open\"" , "generate a tree and display alignment on Mac"),
("gr | aw -view=\"eog\"" , "generate a tree and display alignment on Ubuntu"),
("gt | aw -giza | wf -file=aligns" , "generate trees, send giza alignments to file")
],
options = [
("giza", "show alignments in the Giza format; the first two languages")
],
flags = [
("format","format of the visualization file (default \"png\")"),
("lang", "alignments for this list of languages (default: all)"),
("view", "program to open the resulting file")
]
}),
("ca", emptyCommandInfo {
longname = "clitic_analyse",
synopsis = "print the analyses of all words into stems and clitics",
explanation = unlines [
"Analyses all words into all possible combinations of stem + clitics.",
"The analysis is returned in the format stem &+ clitic1 &+ clitic2 ...",
"which is hence the inverse of 'pt -bind'. The list of clitics is give",
"by the flag '-clitics'. The list of stems is given as the list of words",
"of the language given by the '-lang' flag."
],
exec = needPGF $ \opts ts pgf -> do
concr <- optLang pgf opts
case opts of
_ | isOpt "raw" opts ->
return . fromString .
unlines . map (unwords . map (concat . intersperse "+")) .
map (getClitics (not . null . lookupMorpho concr) (optClitics opts)) .
concatMap words $ toStrings ts
_ -> return . fromStrings .
getCliticsText (not . null . lookupMorpho concr) (optClitics opts) .
concatMap words $ toStrings ts,
flags = [
("clitics","the list of possible clitics (comma-separated, no spaces)"),
("lang", "the language of analysis")
],
options = [
("raw", "analyse each word separately (not suitable input for parser)")
],
examples = [
mkEx "ca -lang=Fin -clitics=ko,ni \"nukkuuko minun vaimoni\" | p -- to parse Finnish"
]
}),
("eb", emptyCommandInfo {
longname = "example_based",
syntax = "eb (-probs=FILE | -lang=LANG)* -file=FILE.gfe",
synopsis = "converts .gfe files to .gf files by parsing examples to trees",
explanation = unlines [
"Reads FILE.gfe and writes FILE.gf. Each expression of form",
"'%ex CAT QUOTEDSTRING' in FILE.gfe is replaced by a syntax tree.",
"This tree is the first one returned by the parser; a biased ranking",
"can be used to regulate the order. If there are more than one parses",
"the rest are shown in comments, with probabilities if the order is biased.",
"The probabilities flag and configuration file is similar to the commands",
"gr and rt. Notice that the command doesn't change the environment,",
"but the resulting .gf file must be imported separately."
],
options = [
("api","convert trees to overloaded API expressions (using Syntax not Lang)")
],
flags = [
("file","the file to be converted (suffix .gfe must be given)"),
("lang","the language in which to parse")
],
exec = needPGF $ \opts _ pgf -> do
let file = optFile opts
let printer = if (isOpt "api" opts) then exprToAPI else (showExpr [])
concr <- optLang pgf opts
let conf = configureExBased pgf concr printer
(file',ws) <- restricted $ parseExamplesInGrammar conf file
if null ws then return () else putStrLn ("unknown words: " ++ unwords ws)
return (fromString ("wrote " ++ file')),
needsTypeCheck = False
}),
("gr", emptyCommandInfo {
longname = "generate_random",
synopsis = "generate random trees in the current abstract syntax",
syntax = "gr [-cat=CAT] [-number=INT]",
examples = [
mkEx "gr -- one tree in the startcat of the current grammar",
mkEx "gr -cat=NP -number=16 -- 16 trees in the category NP",
mkEx "gr -lang=LangHin,LangTha -cat=Cl -- Cl, both in LangHin and LangTha",
mkEx "gr -probs=FILE -- generate with bias",
mkEx "gr (AdjCN ? (UseN ?)) -- generate trees of form (AdjCN ? (UseN ?))"
],
explanation = unlines [
"Generates a list of random trees, by default one tree.",
"If a tree argument is given, the command completes the Tree with values to",
"all metavariables in the tree. The generation can be biased by probabilities",
"if the grammar was compiled with option -probs"
],
flags = [
("cat","generation category"),
("lang","uses only functions that have linearizations in all these languages"),
("number","number of trees generated")
],
exec = needPGF $ \opts arg pgf -> do
gen <- newStdGen
let ts = case mexp (toExprs arg) of
Just ex -> generateRandomFrom gen pgf ex
Nothing -> generateRandom gen pgf (optType pgf opts)
returnFromExprs $ take (optNum opts) ts
}),
("gt", emptyCommandInfo {
longname = "generate_trees",
synopsis = "generates a list of trees, by default exhaustive",
explanation = unlines [
"Generates all trees of a given category.",
"If a Tree argument is given, the command completes the Tree with values",
"to all metavariables in the tree."
],
flags = [
("cat","the generation category"),
("lang","excludes functions that have no linearization in this language"),
("number","the number of trees generated")
],
examples = [
mkEx "gt -- all trees in the startcat",
mkEx "gt -cat=NP -number=16 -- 16 trees in the category NP",
mkEx "gt (AdjCN ? (UseN ?)) -- trees of form (AdjCN ? (UseN ?))"
],
exec = needPGF $ \opts arg pgf -> do
let es = case mexp (toExprs arg) of
Just ex -> generateAllFrom pgf ex
Nothing -> generateAll pgf (optType pgf opts)
returnFromExprs $ takeOptNum opts es
}),
("i", emptyCommandInfo {
longname = "import",
synopsis = "import a grammar from source code or compiled .pgf file",
explanation = unlines [
"Reads a grammar from File and compiles it into a GF runtime grammar.",
"If its abstract is different from current state, old modules are discarded.",
"If its abstract is the same and a concrete with the same name is already in the state",
"it is overwritten - but only if compilation succeeds.",
"The grammar parser depends on the file name suffix:",
" .cf context-free (labelled BNF) source",
" .ebnf extended BNF source",
" .gfm multi-module GF source",
" .gf normal GF source",
" .gfo compiled GF source",
" .pgf precompiled grammar in Portable Grammar Format"
],
flags = [
("probs","file with biased probabilities for generation")
],
options = [
("retain","retain operations (used for cc command)"),
("src", "force compilation from source"),
("v", "be verbose - show intermediate status information")
],
needsTypeCheck = False
}),
("l", emptyCommandInfo {
longname = "linearize",
synopsis = "convert an abstract syntax expression to string",
explanation = unlines [
"Shows the linearization of a tree by the grammars in scope.",
"The -lang flag can be used to restrict this to fewer languages.",
"A sequence of string operations (see command ps) can be given",
"as options, and works then like a pipe to the ps command, except",
"that it only affect the strings, not e.g. the table labels."
],
examples = [
mkEx "l -lang=LangSwe,LangNor no_Utt -- linearize tree to LangSwe and LangNor",
mkEx "gr -lang=LangHin -cat=Cl | l -table -to_devanagari -- hindi table"
],
exec = needPGF $ \ opts ts pgf -> return . fromStrings . optLins pgf opts $ toExprs ts,
options = [
("all", "show all forms and variants, one by line (cf. l -list)"),
("bracket","show tree structure with brackets and paths to nodes"),
("groups", "all languages, grouped by lang, remove duplicate strings"),
("list","show all forms and variants, comma-separated on one line (cf. l -all)"),
("multi","linearize to all languages (default)"),
("table","show all forms labelled by parameters"),
("treebank","show the tree and tag linearizations with language names")
] ++ stringOpOptions,
flags = [
("lang","the languages of linearization (comma-separated, no spaces)")
]
}),
("ma", emptyCommandInfo {
longname = "morpho_analyse",
synopsis = "print the morphological analyses of all words in the string",
explanation = unlines [
"Prints all the analyses of space-separated words in the input string,",
"using the morphological analyser of the actual grammar (see command pg)"
],
exec = needPGF $ \opts ts pgf -> do
concr <- optLang pgf opts
case opts of
_ | isOpt "missing" opts ->
return . fromString . unwords .
morphoMissing concr .
concatMap words $ toStrings ts
_ | isOpt "known" opts ->
return . fromString . unwords .
morphoKnown concr .
concatMap words $ toStrings ts
_ -> return . fromString . unlines .
map prMorphoAnalysis . concatMap (morphos pgf opts) .
concatMap words $ toStrings ts,
flags = [
("lang","the languages of analysis (comma-separated, no spaces)")
],
options = [
("known", "return only the known words, in order of appearance"),
("missing","show the list of unknown words, in order of appearance")
]
}),
("mq", emptyCommandInfo {
longname = "morpho_quiz",
synopsis = "start a morphology quiz",
syntax = "mq (-cat=CAT)? (-probs=FILE)? TREE?",
exec = needPGF $ \ opts arg pgf -> do
lang <- optLang pgf opts
let typ = optType pgf opts
let mt = mexp (toExprs arg)
restricted $ morphologyQuiz mt pgf lang typ
return void,
flags = [
("lang","language of the quiz"),
("cat","category of the quiz"),
("number","maximum number of questions")
]
}),
("p", emptyCommandInfo {
longname = "parse",
synopsis = "parse a string to abstract syntax expression",
explanation = unlines [
"Shows all trees returned by parsing a string in the grammars in scope.",
"The -lang flag can be used to restrict this to fewer languages.",
"The default start category can be overridden by the -cat flag.",
"See also the ps command for lexing and character encoding."
],
exec = needPGF $ \opts ts pgf ->
return $
foldr (joinPiped . fromParse1 opts) void
(concat [
[(s,parse concr (optType pgf opts) s) |
concr <- optLangs pgf opts]
| s <- toStrings ts]),
flags = [
("cat","target category of parsing"),
("lang","the languages of parsing (comma-separated, no spaces)"),
("number","limit the results to the top N trees")
]
}),
("pg", emptyCommandInfo { -----
longname = "print_grammar",
synopsis = "print the actual grammar with the given printer",
explanation = unlines [
"Prints the actual grammar, with all involved languages.",
"In some printers, this can be restricted to a subset of languages",
"with the -lang=X,Y flag (comma-separated, no spaces).",
"The -printer=P flag sets the format in which the grammar is printed.",
"N.B.1 Since grammars are compiled when imported, this command",
"generally shows a grammar that looks rather different from the source.",
"N.B.2 Another way to produce different formats is to use 'gf -make',",
"the batch compiler. The following values are available both for",
"the batch compiler (flag -output-format) and the print_grammar",
"command (flag -printer):",
""
] ++ unlines (sort [
" " ++ opt ++ "\t\t" ++ expl |
((opt,_),expl) <- outputFormatsExpl, take 1 expl /= "*"
]),
exec = needPGF $ \opts _ pgf -> prGrammar pgf opts,
flags = [
("file", "set the file name when printing with -pgf option"),
("lang", "select languages for the some options (default all languages)"),
("printer","select the printing format (see flag values above)")
],
options = [
("cats", "show just the names of abstract syntax categories"),
("fullform", "print the fullform lexicon"),
("funs", "show just the names and types of abstract syntax functions"),
("langs", "show just the names of top concrete syntax modules"),
("lexc", "print the lexicon in Xerox LEXC format"),
("missing","show just the names of functions that have no linearization"),
("opt", "optimize the generated pgf"),
("pgf", "write current pgf image in file"),
("words", "print the list of words")
],
examples = [
mkEx ("pg -funs | ? grep \" S ;\" -- show functions with value cat S")
]
}),
("pt", emptyCommandInfo {
longname = "put_tree",
syntax = "pt OPT? TREE",
synopsis = "return a tree, possibly processed with a function",
explanation = unlines [
"Returns a tree obtained from its argument tree by applying",
"tree processing functions in the order given in the command line",
"option list. Thus 'pt -f -g s' returns g (f s). Typical tree processors",
"are type checking and semantic computation."
],
examples = [
mkEx "pt -compute (plus one two) -- compute value"
],
exec = needPGF $ \opts arg pgf ->
returnFromExprs . takeOptNum opts . map (flip (,) 0) . treeOps pgf opts $ toExprs arg,
options = treeOpOptions undefined{-pgf-},
flags = [("number","take at most this many trees")] ++ treeOpFlags undefined{-pgf-}
}),
("rf", emptyCommandInfo {
longname = "read_file",
synopsis = "read string or tree input from a file",
explanation = unlines [
"Reads input from file. The filename must be in double quotes.",
"The input is interpreted as a string by default, and can hence be",
"piped e.g. to the parse command. The option -tree interprets the",
"input as a tree, which can be given e.g. to the linearize command.",
"The option -lines will result in a list of strings or trees, one by line."
],
options = [
("lines","return the list of lines, instead of the singleton of all contents"),
("tree","convert strings into trees")
],
exec = needPGF $ \ opts _ pgf -> do
let file = valStrOpts "file" "_gftmp" opts
let exprs [] = ([],empty)
exprs ((n,s):ls) | null s
= exprs ls
exprs ((n,s):ls) = case readExpr s of
Just e -> let (es,err) = exprs ls
in case inferExpr pgf e of
Right (e,t) -> (e:es,err)
Left err -> (es,"on line" <+> n <> ':' $$ nest 2 err $$ err)
Nothing -> let (es,err) = exprs ls
in (es,"on line" <+> n <> ':' <+> "parse error" $$ err)
returnFromLines ls = case exprs ls of
(es, err) | null es -> return $ pipeMessage $ render (err $$ "no trees found")
| otherwise -> return $ pipeWithMessage (map (flip (,) 0) es) (render err)
s <- restricted $ readFile file
case opts of
_ | isOpt "lines" opts && isOpt "tree" opts ->
returnFromLines (zip [1::Int ..] (lines s))
_ | isOpt "tree" opts ->
returnFromLines [(1::Int,s)]
_ | isOpt "lines" opts -> return (fromStrings $ lines s)
_ -> return (fromString s),
flags = [("file","the input file name")]
}),
("tq", emptyCommandInfo {
longname = "translation_quiz",
syntax = "tq -from=LANG -to=LANG (-cat=CAT)? (-probs=FILE)? TREE?",
synopsis = "start a translation quiz",
exec = needPGF $ \ opts arg pgf -> do
from <- optLangFlag "from" pgf opts
to <- optLangFlag "to" pgf opts
let typ = optType pgf opts
let mt = mexp (toExprs arg)
restricted $ translationQuiz mt pgf from to typ
return void,
flags = [
("from","translate from this language"),
("to","translate to this language"),
("cat","translate in this category"),
("number","the maximum number of questions")
],
examples = [
mkEx ("tq -from=Eng -to=Swe -- any trees in startcat"),
mkEx ("tq -from=Eng -to=Swe (AdjCN (PositA ?2) (UseN ?)) -- only trees of this form")
]
}),
("vd", emptyCommandInfo {
longname = "visualize_dependency",
synopsis = "show word dependency tree graphically",
explanation = unlines [
"Prints a dependency tree in the .dot format (the graphviz format, default)",
"or LaTeX (flag -output=latex)",
"or the CoNLL/MaltParser format (flag -output=conll for training, malt_input",
"for unanalysed input).",
"By default, the last argument is the head of every abstract syntax",
"function; moreover, the head depends on the head of the function above.",
"The graph can be saved in a file by the wf command as usual.",
"If the -view flag is defined, the graph is saved in a temporary file",
"which is processed by dot (graphviz) and displayed by the program indicated",
"by the view flag. The target format is png, unless overridden by the",
"flag -format. Results from multiple trees are combined to pdf with convert (ImageMagick).",
"See also 'vp -showdep' for another visualization of dependencies."
],
exec = needPGF $ \ opts arg pgf -> do
let absname = abstractName pgf
let es = toExprs arg
let debug = isOpt "v" opts
let abslabels = valStrOpts "abslabels" (valStrOpts "file" "" opts) opts
let cnclabels = valStrOpts "cnclabels" "" opts
let outp = valStrOpts "output" "dot" opts
mlab <- case abslabels of
"" -> return Nothing
_ -> (Just . getDepLabels) `fmap` restricted (readFile abslabels)
mclab <- case cnclabels of
"" -> return Nothing
_ -> (Just . getCncDepLabels) `fmap` restricted (readFile cnclabels)
concr <- optLang pgf opts
let grphs = map (graphvizDependencyTree outp debug mlab mclab concr) es
if isOpt "conll2latex" opts
then return $ fromString $ conlls2latexDoc $ stanzas $ unlines $ toStrings arg
else if isFlag "view" opts && valStrOpts "output" "" opts == "latex"
then do
let view = optViewGraph opts
viewLatex view "_grphd_" grphs
else if isFlag "view" opts || isFlag "format" opts
then do
let view = optViewGraph opts
let format = optViewFormat opts
viewGraphviz view format "_grphd_" grphs
else return $ fromString $ unlines $ intersperse "" grphs,
examples = [
mkEx "gr | vd -- generate a tree and show dependency tree in .dot",
mkEx "gr | vd -view=open -- generate a tree and display dependency tree on with Mac's 'open'",
mkEx "gr | vd -view=open -output=latex -- generate a tree and display latex dependency tree with Mac's 'open'",
mkEx "gr -number=1000 | vd -abslabels=Lang.labels -cnclabels=LangSwe.labels -output=conll -- generate a random treebank",
mkEx "rf -file=ex.conll | vd -conll2latex | wf -file=ex.tex -- convert conll file to latex"
],
options = [
("v","show extra information"),
("conll2latex", "convert conll to latex")
],
flags = [
("abslabels","abstract configuration file for labels, format per line 'fun label*'"),
("cnclabels","concrete configuration file for labels, format per line 'fun {words|*} pos label head'"),
("file", "same as abslabels (abstract configuration file)"),
("format", "format of the visualization file using dot (default \"png\")"),
("output", "output format of graph source (latex, conll, dot (default but deprecated))"),
("view", "program to open the resulting graph file (default \"open\")"),
("lang", "the language of analysis")
]
}),
("vp", emptyCommandInfo {
longname = "visualize_parse",
synopsis = "show parse tree graphically",
explanation = unlines [
"Prints a parse tree in the .dot format (the graphviz format).",
"The graph can be saved in a file by the wf command as usual.",
"If the -view flag is defined, the graph is saved in a temporary file",
"which is processed by dot (graphviz) and displayed by the program indicated",
"by the view flag. The target format is png, unless overridden by the",
"flag -format. Results from multiple trees are combined to pdf with convert (ImageMagick)."
],
exec = needPGF $ \opts arg pgf -> do
let es = toExprs arg
let gvOptions = GraphvizOptions {noLeaves = isOpt "noleaves" opts && not (isOpt "showleaves" opts),
noFun = isOpt "nofun" opts || not (isOpt "showfun" opts),
noCat = isOpt "nocat" opts && not (isOpt "showcat" opts),
noDep = not (isOpt "showdep" opts),
nodeFont = valStrOpts "nodefont" "" opts,
leafFont = valStrOpts "leaffont" "" opts,
nodeColor = valStrOpts "nodecolor" "" opts,
leafColor = valStrOpts "leafcolor" "" opts,
nodeEdgeStyle = valStrOpts "nodeedgestyle" "solid" opts,
leafEdgeStyle = valStrOpts "leafedgestyle" "dashed" opts
}
let depfile = valStrOpts "file" "" opts
concr <- optLang pgf opts
mlab <- case depfile of
"" -> return Nothing
_ -> (Just . getDepLabels) `fmap` restricted (readFile depfile)
let grphs = map (graphvizDependencyTree "dot" False mlab Nothing concr) es
if isFlag "view" opts || isFlag "format" opts
then do
let view = optViewGraph opts
let format = optViewFormat opts
viewGraphviz view format "_grphp_" grphs
else return $ fromString $ unlines grphs,
examples = [
mkEx "p \"John walks\" | vp -- generate a tree and show parse tree as .dot script",
mkEx "gr | vp -view=open -- generate a tree and display parse tree on a Mac",
mkEx "p \"she loves us\" | vp -view=open -showdep -file=uddeps.labels -nocat -- show a visual variant of a dependency tree"
],
options = [
("showcat","show categories in the tree nodes (default)"),
("nocat","don't show categories"),
("showdep","show dependency labels"),
("showfun","show function names in the tree nodes"),
("nofun","don't show function names (default)"),
("showleaves","show the leaves of the tree (default)"),
("noleaves","don't show the leaves of the tree (i.e., only the abstract tree)")
],
flags = [
("lang","the language to visualize"),
("file","configuration file for dependency labels with -deps, format per line 'fun label*'"),
("format","format of the visualization file (default \"png\")"),
("view","program to open the resulting file (default \"open\")"),
("nodefont","font for tree nodes (default: Times -- graphviz standard font)"),
("leaffont","font for tree leaves (default: nodefont)"),
("nodecolor","color for tree nodes (default: black -- graphviz standard color)"),
("leafcolor","color for tree leaves (default: nodecolor)"),
("nodeedgestyle","edge style between tree nodes (solid/dashed/dotted/bold, default: solid)"),
("leafedgestyle","edge style for links to leaves (solid/dashed/dotted/bold, default: dashed)")
]
}),
("vt", emptyCommandInfo {
longname = "visualize_tree",
synopsis = "show a set of trees graphically",
explanation = unlines [
"Prints a set of trees in the .dot format (the graphviz format).",
"The graph can be saved in a file by the wf command as usual.",
"If the -view flag is defined, the graph is saved in a temporary file",
"which is processed by dot (graphviz) and displayed by the command indicated",
"by the view flag. The target format is postscript, unless overridden by the",
"flag -format. Results from multiple trees are combined to pdf with convert (ImageMagick).",
"With option -mk, use for showing library style function names of form 'mkC'."
],
exec = needPGF $ \opts arg pgf ->
let es = toExprs arg in
if isOpt "mk" opts
then return $ fromString $ unlines $ map (tree2mk pgf) es
else if isOpt "api" opts
then do
let ss = map exprToAPI es
mapM_ putStrLn ss
return void
else do
let funs = not (isOpt "nofun" opts)
let cats = not (isOpt "nocat" opts)
let grphs = map (graphvizAbstractTree pgf (graphvizDefaults{noFun=funs,noCat=cats})) es
if isFlag "view" opts || isFlag "format" opts
then do
let view = optViewGraph opts
let format = optViewFormat opts
viewGraphviz view format "_grpht_" grphs
else return $ fromString $ unlines grphs,
examples = [
mkEx "p \"hello\" | vt -- parse a string and show trees as graph script",
mkEx "p \"hello\" | vt -view=\"open\" -- parse a string and display trees on a Mac"
],
options = [
("api", "show the tree with function names converted to 'mkC' with value cats C"),
("mk", "similar to -api, deprecated"),
("nofun","don't show functions but only categories"),
("nocat","don't show categories but only functions")
],
flags = [
("format","format of the visualization file (default \"png\")"),
("view","program to open the resulting file (default \"open\")")
]
}),
("ai", emptyCommandInfo {
longname = "abstract_info",
syntax = "ai IDENTIFIER or ai EXPR",
synopsis = "Provides an information about a function, an expression or a category from the abstract syntax",
explanation = unlines [
"The command has one argument which is either function, expression or",
"a category defined in the abstract syntax of the current grammar. ",
"If the argument is a function then ?its type is printed out.",
"If it is a category then the category definition is printed.",
"If a whole expression is given it prints the expression with refined",
"metavariables and the type of the expression."
],
exec = needPGF $ \opts arg pgf -> do
case toExprs arg of
[e] -> case unApp e of
Just (id, []) -> case functionType pgf id of
Just ty -> do putStrLn (showFun pgf id ty)
putStrLn ("Probability: "++show (treeProbability pgf e))
return void
Nothing -> case categoryContext pgf id of
Just hypos -> do putStrLn ("cat "++id++if null hypos then "" else ' ':showContext [] hypos)
let ls = [showFun pgf fn ty | fn <- functionsByCat pgf id, Just ty <- [functionType pgf fn]]
if null ls
then return ()
else putStrLn (unlines ("":ls))
putStrLn ("Probability: "++show (categoryProbability pgf id))
return void
Nothing -> do putStrLn ("unknown category of function identifier "++show id)
return void
_ -> case inferExpr pgf e of
Left err -> error err
Right (e,ty) -> do putStrLn ("Expression: "++showExpr [] e)
putStrLn ("Type: "++showType [] ty)
putStrLn ("Probability: "++show (treeProbability pgf e))
return void
_ -> do putStrLn "a single identifier or expression is expected from the command"
return void,
needsTypeCheck = False
})
]
where
needPGF exec opts ts = do
mb_pgf <- getPGF
case mb_pgf of
Just pgf -> liftSIO $ exec opts ts pgf
_ -> fail "Import a grammar before using this command"
joinPiped (Piped (es1,ms1)) (Piped (es2,ms2)) = Piped (jA es1 es2,ms1+++-ms2)
where
jA (Exprs es1) (Exprs es2) = Exprs (es1++es2)
fromParse1 opts (s,po) =
case po of
ParseOk ts -> fromExprs (takeOptNum opts ts)
ParseFailed i t -> pipeMessage $ "The parser failed at token "
++ show i ++": "
++ show t
ParseIncomplete -> pipeMessage "The sentence is not complete"
optLins pgf opts ts = concatMap (optLin pgf opts) ts
optLin pgf opts t =
case opts of
_ | isOpt "treebank" opts && isOpt "chunks" opts ->
(abstractName pgf ++ ": " ++ showExpr [] t) :
[lang ++ ": " ++ li | (lang,li) <- linChunks pgf opts t] --linear pgf opts lang t | lang <- optLangs pgf opts]
_ | isOpt "treebank" opts ->
(abstractName pgf ++ ": " ++ showExpr [] t) :
[concreteName concr ++ ": " ++ s | concr <- optLangs pgf opts, s<-linear opts concr t]
_ | isOpt "chunks" opts -> map snd $ linChunks pgf opts t
_ -> [s | concr <- optLangs pgf opts, s <- linear opts concr t]
linChunks pgf opts t =
[(concreteName concr, unwords (intersperse "<+>" (map (unlines . linear opts concr) (treeChunks t)))) | concr <- optLangs pgf opts]
linear :: [Option] -> Concr -> Expr -> [String]
linear opts concr = case opts of
_ | isOpt "all" opts -> concat .
map (map snd) . tabularLinearizeAll concr
_ | isOpt "list" opts -> (:[]) . commaList . concat .
map (map snd) . tabularLinearizeAll concr
_ | isOpt "table" opts -> concat .
map (map (\(p,v) -> p+++":"+++v)) . tabularLinearizeAll concr
_ | isOpt "bracket" opts -> (:[]) . unwords . map showBracketedString . bracketedLinearize concr
_ -> (:[]) . linearize concr
-- replace each non-atomic constructor with mkC, where C is the val cat
tree2mk pgf = showExpr [] . t2m where
t2m t = case unApp t of
Just (cid,ts@(_:_)) -> mkApp (mk cid) (map t2m ts)
_ -> t
mk f = case functionType pgf f of
Just ty -> let (_,cat,_) = unType ty
in "mk" ++ cat
Nothing -> f
commaList [] = []
commaList ws = concat $ head ws : map (", " ++) (tail ws)
optLang = optLangFlag "lang"
optLangs = optLangsFlag "lang"
optLangFlag flag pgf opts =
case optLangsFlag flag pgf opts of
[] -> fail "no language specified"
(l:ls) -> return l
optLangsFlag flag pgf opts =
case valStrOpts flag "" opts of
"" -> Map.elems langs
str -> mapMaybe (completeLang pgf) (chunks ',' str)
where
langs = languages pgf
completeLang pgf la =
mplus (Map.lookup la langs)
(Map.lookup (abstractName pgf ++ la) langs)
optFile opts = valStrOpts "file" "_gftmp" opts
optType pgf opts =
let readOpt str = case readType str of
Just ty -> case checkType pgf ty of
Left err -> error err
Right ty -> ty
Nothing -> error ("Can't parse '"++str++"' as a type")
in maybeStrOpts "cat" (startCat pgf) readOpt opts
optViewFormat opts = valStrOpts "format" "png" opts
optViewGraph opts = valStrOpts "view" "open" opts
optNum opts = valIntOpts "number" 1 opts
optNumInf opts = valIntOpts "number" 1000000000 opts ---- 10^9
takeOptNum opts = take (optNumInf opts)
returnFromExprs es =
return $
case es of
[] -> pipeMessage "no trees found"
_ -> fromExprs es
prGrammar pgf opts
| isOpt "pgf" opts = do
let outfile = valStrOpts "file" (abstractName pgf ++ ".pgf") opts
restricted $ writePGF outfile pgf
putStrLn $ "wrote file " ++ outfile
return void
| isOpt "cats" opts = return $ fromString $ unwords $ categories pgf
| isOpt "funs" opts = return $ fromString $ unlines [showFun pgf f ty | f <- functions pgf, Just ty <- [functionType pgf f]]
| isOpt "fullform" opts = return $ fromString $ concatMap prFullFormLexicon $ optLangs pgf opts
| isOpt "langs" opts = return $ fromString $ unwords $ Map.keys $ languages pgf
| isOpt "lexc" opts = return $ fromString $ concatMap prLexcLexicon $ optLangs pgf opts
| isOpt "missing" opts = return $ fromString $ unlines $ [unwords (concreteName concr:":":[f | f <- functions pgf, not (hasLinearization concr f)]) |
concr <- optLangs pgf opts]
| isOpt "words" opts = return $ fromString $ concatMap prAllWords $ optLangs pgf opts
| otherwise = do fmt <- readOutputFormat (valStrOpts "printer" "pgf_pretty" opts)
return $ fromString $ concatMap snd $ exportPGF noOptions fmt pgf
showFun pgf id ty = kwd++" "++ id ++ " : " ++ showType [] ty
where
kwd | functionIsDataCon pgf id = "data"
| otherwise = "fun"
morphos pgf opts s =
[(s,lookupMorpho concr s) | concr <- optLangs pgf opts]
optClitics opts = case valStrOpts "clitics" "" opts of
"" -> []
cs -> map reverse $ chunks ',' cs
mexp xs = case xs of
t:_ -> Just t
_ -> Nothing
-- ps -f -g s returns g (f s)
treeOps pgf opts s = foldr app s (reverse opts) where
app (OOpt op) | Just (Left f) <- treeOp pgf op = f
app (OFlag op (VId x)) | Just (Right f) <- treeOp pgf op = f x
app _ = id
morphoMissing :: Concr -> [String] -> [String]
morphoMissing = morphoClassify False
morphoKnown :: Concr -> [String] -> [String]
morphoKnown = morphoClassify True
morphoClassify :: Bool -> Concr -> [String] -> [String]
morphoClassify k concr ws = [w | w <- ws, k /= null (lookupMorpho concr w), notLiteral w] where
notLiteral w = not (all isDigit w)
treeOpOptions pgf = [(op,expl) | (op,(expl,Left _)) <- allTreeOps pgf]
treeOpFlags pgf = [(op,expl) | (op,(expl,Right _)) <- allTreeOps pgf]
translationQuiz :: Maybe Expr -> PGF -> Concr -> Concr -> Type -> IO ()
translationQuiz mex pgf ig og typ = do
tts <- translationList mex pgf ig og typ infinity
mkQuiz "Welcome to GF Translation Quiz." tts
morphologyQuiz :: Maybe Expr -> PGF -> Concr -> Type -> IO ()
morphologyQuiz mex pgf ig typ = do
tts <- morphologyList mex pgf ig typ infinity
mkQuiz "Welcome to GF Morphology Quiz." tts
-- | the maximal number of precompiled quiz problems
infinity :: Int
infinity = 256
prLexcLexicon :: Concr -> String
prLexcLexicon concr =
unlines $ "Multichar_Symbols":multichars:"":"LEXICON Root" : [prLexc l p ++ ":" ++ w ++ " # ;" | (w,lps) <- morpho, (l,p,_) <- lps] ++ ["END"]
where
morpho = fullFormLexicon concr
prLexc l p = l ++ concat (mkTags (words p))
mkTags p = case p of
"s":ws -> mkTags ws --- remove record field
ws -> map ('+':) ws
multichars = unwords $ nub $ concat [mkTags (words p) | (w,lps) <- morpho, (l,p,_) <- lps]
prFullFormLexicon :: Concr -> String
prFullFormLexicon concr =
unlines (map prMorphoAnalysis (fullFormLexicon concr))
prAllWords :: Concr -> String
prAllWords concr =
unwords [w | (w,_) <- fullFormLexicon concr]
prMorphoAnalysis (w,lps) =
unlines (w:[l ++ " : " ++ p ++ show prob | (l,p,prob) <- lps])
viewGraphviz :: String -> String -> String -> [String] -> SIO CommandOutput
viewGraphviz view format name grphs = do
let file i s = name ++ i ++ "." ++ s
mapM_ (\ (grph,i) -> restricted $ writeUTF8File (file (show i) "dot") grph) (zip grphs [1..])
mapM_ (\i -> restrictedSystem $ "dot -T" ++ format ++ " " ++ file (show i) "dot" ++ " > " ++ file (show i) format) [1..length grphs]
if length grphs > 1
then do
let files = unwords [file (show i) format | i <- [1..length grphs]]
restrictedSystem $ "convert " ++ files ++ " " ++ file "all" "pdf"
restrictedSystem $ view ++ " " ++ file "all" "pdf"
else restrictedSystem $ view ++ " " ++ file "1" format
--- restrictedSystem $ "rm " ++ file "*" format --- removing temporary files
--- restrictedSystem $ "rm " ++ file "*" "dot"
--- restrictedSystem $ "rm " ++ file "all" "pdf"
return void
viewLatex :: String -> String -> [String] -> SIO CommandOutput
viewLatex view name grphs = do
let texfile = name ++ ".tex"
let pdffile = name ++ ".pdf"
restricted $ writeUTF8File texfile (latexDoc grphs)
restrictedSystem $ "pdflatex " ++ texfile
restrictedSystem $ view ++ " " ++ pdffile
return void
---- copied from VisualizeTree ; not sure about proper place AR Nov 2015
latexDoc :: [String] -> String
latexDoc body = unlines $
"\\batchmode"
: "\\documentclass{article}"
: "\\usepackage[utf8]{inputenc}"
: "\\begin{document}"
: spaces body
++ ["\\end{document}"]
where
spaces = intersperse "\\vspace{6mm}"
---- also reduce the size for long sentences
stanzas :: String -> [String]
stanzas = map unlines . chop . lines where
chop ls = case break (=="") ls of
(ls1,[]) -> [ls1]
(ls1,_:ls2) -> ls1 : chop ls2