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eval.cpp
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eval.cpp
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// --------------------------------------------------------------------
//
// This file is part of Luna.
//
// LUNA is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Luna is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Luna. If not, see <http://www.gnu.org/licenses/>.
//
// Please see LICENSE.txt for more details.
//
// --------------------------------------------------------------------
#include "eval.h"
#include "luna.h"
#include "miscmath/crandom.h"
extern logger_t logger;
extern writer_t writer;
extern freezer_t freezer;
//
// param_t
//
void param_t::add( const std::string & option , const std::string & value )
{
// in API mode, allow this to not hold
// i.e. if we want to change 'path' etc
// otherwise, we're assuming this is on the same luna command line, which makes
// no sense to have multiple versions
if ( ! globals::api_mode )
if ( opt.find( option ) != opt.end() )
Helper::halt( option + " parameter specified twice, only one value would be retained" );
opt[ option ] = value;
}
void param_t::add_hidden( const std::string & option , const std::string & value )
{
add( option , value );
hidden.insert( option );
}
int param_t::size() const
{
// handle hidden things...
return opt.size() - hidden.size();
}
void param_t::parse( const std::string & s )
{
std::vector<std::string> tok = Helper::quoted_parse( s , "=" );
if ( tok.size() == 2 ) add( tok[0] , tok[1] );
else if ( tok.size() == 1 ) add( tok[0] , "__null__" );
else // ignore subsequent '=' signs in 'value' (i.e. key=value=2 is 'okay', means "value=2" is set to 'key')
{
std::string v = tok[1];
for (int i=2;i<tok.size();i++) v += "=" + tok[i];
add( tok[0] , v );
}
}
void param_t::update( const std::string & id , const std::string & wc )
{
// replace all instances of 'globals::indiv_wildcard' with 'id'
// for all values
// TODO: amend this so that we can edit keys (or generic text)
// with variables and includes; currently, only the values of keys
// e.g. for x=y, only y can be a variable/include
std::map<std::string,std::string>::iterator ii = opt.begin();
while ( ii != opt.end() )
{
std::string v = ii->second;
bool changed = false;
// 1. replace indiv wildcard (e.g. ^) with this person's ID
// nb. this will also happen via ${id} which is a special, automatic individual-level
// variable
while ( v.find( wc ) != std::string::npos )
{
int p = v.find( wc );
v = v.substr( 0 , p ) + id + v.substr(p+1);
changed = true;
}
// 2. for any @{includes}, insert contents of file (comma-delimited)
if ( Helper::swap_in_includes( &v ) )
changed = true;
//
// needs updating?
//
if ( changed || v != ii->second )
ii->second = v;
++ii;
}
}
void param_t::clear()
{
opt.clear();
hidden.clear();
}
bool param_t::has(const std::string & s ) const
{
return opt.find(s) != opt.end();
}
bool param_t::empty(const std::string & s ) const
{
if ( ! has( s ) ) return true; // no key
return opt.find( s )->second == "__null__";
}
bool param_t::yesno(const std::string & s ) const
{
if ( ! has( s ) ) return false;
return Helper::yesno( opt.find( s )->second ) ;
}
std::string param_t::value( const std::string & s , const bool uppercase ) const
{
if ( has( s ) )
return uppercase ?
Helper::remove_all_quotes( Helper::toupper( opt.find( s )->second ) )
: Helper::remove_all_quotes( opt.find( s )->second );
else
return "";
}
bool param_t::single() const
{
return size() == 1;
}
std::string param_t::single_value() const
{
if ( ! single() ) Helper::halt( "no single value" );
std::map<std::string,std::string>::const_iterator ii = opt.begin();
while ( ii != opt.end() )
{
if ( hidden.find( ii->first ) == hidden.end() )
return Helper::remove_all_quotes( ii->first );
++ii;
}
return ""; // should not happen
}
std::string param_t::single_pair( std::string * value ) const
{
if ( ! single() ) Helper::halt( "no single value/pair" );
std::map<std::string,std::string>::const_iterator ii = opt.begin();
while ( ii != opt.end() )
{
if ( hidden.find( ii->first ) == hidden.end() )
{
*value = Helper::remove_all_quotes( ii->second );
return Helper::remove_all_quotes( ii->first );
}
++ii;
}
// should not happen
*value = "";
return "";
}
std::string param_t::requires( const std::string & s , const bool uppercase ) const
{
if ( ! has(s) ) Helper::halt( "command requires parameter " + s );
return value(s, uppercase );
}
int param_t::requires_int( const std::string & s ) const
{
if ( ! has(s) ) Helper::halt( "command requires parameter " + s );
int r;
if ( ! Helper::str2int( value(s) , &r ) )
Helper::halt( "command requires parameter " + s + " to have an integer value" );
return r;
}
double param_t::requires_dbl( const std::string & s ) const
{
if ( ! has(s) ) Helper::halt( "command requires parameter " + s );
double r;
if ( ! Helper::str2dbl( value(s) , &r ) )
Helper::halt( "command requires parameter " + s + " to have a numeric value" );
return r;
}
std::string param_t::dump( const std::string & indent , const std::string & delim ) const
{
std::map<std::string,std::string>::const_iterator ii = opt.begin();
int sz = opt.size();
int cnt = 1;
std::stringstream ss;
while ( ii != opt.end() )
{
if ( ii->second != "__null__" )
ss << indent << ii->first << "=" << ii->second;
else
ss << indent << ii->first ;
if ( cnt != sz )
ss << delim;
++cnt;
++ii;
}
return ss.str();
}
std::set<std::string> param_t::strset( const std::string & k , const std::string delim , const bool uppercase ) const
{
std::set<std::string> s;
if ( ! has(k) ) return s;
std::vector<std::string> tok = Helper::quoted_parse( value(k , uppercase ) , delim );
for (int i=0;i<tok.size();i++)
s.insert( Helper::unquote( tok[i]) );
return s;
}
std::set<std::string> param_t::strset_xsigs( const std::string & k , const std::string delim , const bool uppercase ) const
{
std::set<std::string> s;
if ( ! has(k) ) return s;
const std::string t = Helper::xsigs( value(k,uppercase) );
std::vector<std::string> tok = Helper::quoted_parse( t , delim );
for (int i=0;i<tok.size();i++)
s.insert( Helper::unquote( tok[i]) );
return s;
}
std::vector<std::string> param_t::strvector( const std::string & k , const std::string delim , const bool uppercase ) const
{
std::vector<std::string> s;
if ( ! has(k) ) return s;
std::vector<std::string> tok = Helper::quoted_parse( value(k,uppercase) , delim );
for (int i=0;i<tok.size();i++)
s.push_back( Helper::unquote( tok[i]) );
return s;
}
// embed [x][y] expansion in strvector
std::vector<std::string> param_t::strvector_xsigs( const std::string & k , const std::string delim , const bool uppercase ) const
{
std::vector<std::string> s;
if ( ! has(k) ) return s;
// first get string and process for xsigs, then tokenize
const std::string t = Helper::xsigs( value(k,uppercase) );
std::vector<std::string> tok = Helper::quoted_parse( t , delim );
for (int i=0;i<tok.size();i++)
s.push_back( Helper::unquote( tok[i]) );
return s;
}
std::vector<double> param_t::dblvector( const std::string & k , const std::string delim ) const
{
std::vector<double> s;
if ( ! has(k) ) return s;
std::vector<std::string> tok = Helper::quoted_parse( value(k) , delim );
for (int i=0;i<tok.size();i++)
{
std::string str = Helper::unquote( tok[i]);
double d = 0;
if ( ! Helper::str2dbl( str , &d ) ) Helper::halt( "Option " + k + " requires a double value(s)" );
s.push_back(d);
}
return s;
}
std::vector<int> param_t::intvector( const std::string & k , const std::string delim ) const
{
std::vector<int> s;
if ( ! has(k) ) return s;
std::vector<std::string> tok = Helper::quoted_parse( value(k) , delim );
for (int i=0;i<tok.size();i++)
{
std::string str = Helper::unquote( tok[i]);
int d = 0;
if ( ! Helper::str2int( str , &d ) ) Helper::halt( "Option " + k + " requires an integer value(s)" );
s.push_back(d);
}
return s;
}
std::set<std::string> param_t::keys() const
{
std::set<std::string> s;
std::map<std::string,std::string>::const_iterator ii = opt.begin();
while ( ii != opt.end() )
{
s.insert( ii->first );
++ii;
}
return s;
}
//
// cmd_t
//
cmd_t::cmd_t( const bool silent )
{
register_specials();
reset();
error = ! read( NULL , silent );
}
cmd_t::cmd_t( const std::string & str , const bool silent )
{
register_specials();
reset();
error = ! read( &str , silent );
}
void cmd_t::add_cmdline_cmd( const std::string & c )
{
cmdline_cmds.append( c + " " );
}
void cmd_t::reset()
{
cmds.clear();
params.clear();
line = "";
error = false;
will_quit = false;
}
void cmd_t::clear_static_members()
{
input = "";
cmdline_cmds = "";
stout_file = "";
append_stout_file = false;
vars.clear();
ivars.clear();
idmapper.clear();
signallist.clear();
label_aliases.clear();
primary_alias.clear();
primary_upper2orig.clear();
}
bool cmd_t::empty() const
{
return will_quit;
}
bool cmd_t::valid() const
{
if ( error ) return false;
/* for (int c=0;c<cmds.size();c++) */
/* if ( commands.find( cmds[c] ) == commands.end() ) return false; */
return true;
}
bool cmd_t::badline() const
{
return error;
}
std::string cmd_t::offending() const
{
return ( error ? line : "" );
}
int cmd_t::num_cmds() const
{
return cmds.size();
}
std::string cmd_t::cmd(const int i)
{
return cmds[i];
}
param_t & cmd_t::param(const int i)
{
return params[i];
}
bool cmd_t::process_edfs() const
{
// all commands process EDFs, /except/ the following
if ( cmds.size() == 1
&& ( cmds[0] == ""
|| cmds[0] == "."
|| Helper::iequals( cmds[0] , "DUMMY" )
|| Helper::iequals( cmds[0] , "INTERVALS" )
) )
return false;
return true;
}
bool cmd_t::is( const int n , const std::string & s ) const
{
if ( n < 0 || n >= cmds.size() ) Helper::halt( "bad command number" );
return Helper::iequals( cmds[n] , s );
}
std::string cmd_t::data() const
{
return input;
}
bool cmd_t::quit() const
{
return will_quit;
}
void cmd_t::quit(bool b)
{
will_quit = b;
}
void cmd_t::signal_alias( const std::string & s )
{
// the primary alias can occur multiple times, and have multiple
// labels that are mapped to it
// label_aliases[ ALIAS ] -> primary;
// primary_alias[ primary ] -> [ ALIASES ]
// primary_upper2orig[ PRIMARY ] -> primary
// however: two rules
// 1. many-to-one mapping means the same label cannot have multiple primary aliases
// 2. following, and on principle of no transitive properties, alias cannot have alias
// X|Y|Z
// X|A|B okay
// W|A bad, A already mapped
// V|X bad, X already mapped
// i.e. things can only occur once in the RHS, but multiple times in the LHS
// keep all RHS aliases as UPPERCASE
// but with case-insensitive matches
// x|Y|Y
// format canonical|alias1|alias2 , etc.
std::vector<std::string> tok = Helper::quoted_parse( s , "|" );
if ( tok.size() < 2 ) Helper::halt( "bad format for signal alias: canonical|alias 1|alias 2\n" + s );
const std::string primary = Helper::unquote( tok[0] );
// has the LHS primary already been an alias?
if ( label_aliases.find( Helper::toupper( primary ) ) != label_aliases.end() )
Helper::halt( primary + " specified as both primary alias and mapped term" );
for (int j=1;j<tok.size();j++)
{
// impose rules, use upper case version of all aliases
const std::string mapped = Helper::unquote( tok[j] );
const std::string uc_mapped = Helper::toupper( mapped );
if ( primary_upper2orig.find( uc_mapped ) != primary_upper2orig.end() )
Helper::halt( mapped + " specified as both primary alias and mapped term" );
// same alias cannot have multiple, different primaries
// although we track the case of the primary, do case-insensitive match
if ( label_aliases.find( uc_mapped ) != label_aliases.end() )
if ( ! Helper::iequals( primary , label_aliases[ uc_mapped ] ) )
Helper::halt( mapped + " specified twice (case-insensitive) in alias file w/ different primary aliases" );
// otherwise, set this alias, using UC version of the mapped term
label_aliases[ uc_mapped ] = primary;
primary_alias[ primary ].push_back( uc_mapped );
// also, for lookup/checks, track UC primary for case-insensitive matches
// but first check, if we have seen the primary before, it needs to be identical w.r.t. case
if ( primary_upper2orig.find( Helper::toupper( primary ) ) != primary_upper2orig.end() )
{
if ( primary_upper2orig[ Helper::toupper( primary ) ] != primary )
Helper::halt( "primary alias specified with varying case:" + primary_upper2orig[ Helper::toupper( primary ) ] + " and " + primary );
}
else
primary_upper2orig[ Helper::toupper( primary ) ] = primary;
}
}
const std::set<std::string> & cmd_t::signals()
{
return signallist;
}
void cmd_t::clear_signals()
{
signallist.clear();
}
std::string cmd_t::signal_string()
{
if ( signallist.size() == 0 ) return "*"; // i.e. all signals
std::stringstream ss;
std::set<std::string>::iterator ii = signallist.begin();
while ( ii != signallist.end() )
{
if ( ii != signallist.begin() ) ss << ",";
ss << *ii;
++ii;
}
return ss.str();
}
void cmd_t::populate_commands()
{
// redundant... now using cmddefs_t
}
// ----------------------------------------------------------------------------------------
//
// Process commands from STDIN
//
// ----------------------------------------------------------------------------------------
void cmd_t::replace_wildcards( const std::string & id )
{
//
// get copy of original script; comments, newlines vesrus '&' will already have
// been taken care of
//
std::string iline = line;
//
// If the script contains an ID wildcard, confirm that ID does not already contain the wildcard
//
if ( iline.find( globals::indiv_wildcard ) != std::string::npos &&
id.find( globals::indiv_wildcard ) != std::string::npos )
Helper::halt( "ID " + id + " contains ID-wildcard character "
+ globals::indiv_wildcard + " (i.e. use wildcard=X to specify in a different one)" );
//
// Copy a set of variables, where any i-vars will overwrite an existing var
//
std::map<std::string,std::string> allvars = vars;
if ( ivars.find( id ) != ivars.end() )
{
const std::map<std::string,std::string> & newvars = ivars.find( id )->second;
std::map<std::string,std::string>::const_iterator vv = newvars.begin();
while ( vv != newvars.end() )
{
allvars[ vv->first ] = vv->second;
++vv;
}
}
//
//
// remove any conditional blocks, where variable should be var=1 (in) or var=0 (out)
// or a value for add=variable,var2 for var=1 var=2
//
// [[var1
// block
// ]]var1
Helper::process_block_conditionals( &iline , allvars );
//
// Now go line-by-line, to allow variables defined on-the-fly to feature in
// expansions, i.e. to build up expansions
//
std::vector<std::string> cline = Helper::parse( iline , "\n" );
iline = "";
for (int l=0; l<cline.size(); l++)
{
std::string currline = cline[l];
//
// swap in any variables (and allows for them being defined on-the-fly)
//
Helper::swap_in_variables( &currline , &allvars );
//
// expand [term][1:10] [ == (term)[list] ] or [list](term) sequences
//
Helper::expand_numerics( &currline );
iline += currline + "\n";
}
//std::cerr << "final [" << iline << "]\n";
//
// Parse into commands/options
//
std::vector<std::string> tok = Helper::quoted_parse( iline , "\n" );
// command(s): do this just for printing; real parsing will include variables, etc
params.clear();
cmds.clear();
for (int c=0;c<tok.size();c++)
{
std::vector<std::string> ctok = Helper::quoted_parse( tok[c] , "\t " );
// may be 0 if a line was a variable declaration
if ( ctok.size() >= 1 )
{
//std::cout << "adding [" << ctok[0] << "]\n";
cmds.push_back( ctok[0] );
param_t param;
for (int j=1;j<ctok.size();j++) param.parse( ctok[j] );
params.push_back( param );
}
}
// replace in all 'params' any instances of 'globals::indiv_wildcard' with 'id'
// ALSO, will expand any @{includes} from files (which may contain ^ ID wildcards
// in their names, e..g. CHEP bad-channels=@{aux/files/bad-^.txt}
//params = original_params;
for (int p = 0 ; p < params.size(); p++ )
params[p].update( id , globals::indiv_wildcard );
}
bool cmd_t::read( const std::string * str , bool silent )
{
bool cmdline_mode = str == NULL;
if ( std::cin.eof() && cmdline_mode ) return false;
if ( (!cmdline_mode) && str->size() == 0 ) return false;
reset();
// CMD param=1 p=1,2,3 f=true out=o1 & CMD2 etc ;
// EITHER read from std::cin,
// OR from -s command line
// OR from a string (e.g. lunaR)
// Commands are delimited by & symbols (i.e. multi-line statements allowed)
std::istringstream allinput;
if ( ! cmdline_mode ) // read from 'str', such as R interface
{
// split by commands ('&' symbols), but allowing for & witin eval expressions
std::vector<std::string> tok = Helper::quoted_parse( *str , "&" );
std::stringstream ss;
for (int l=0;l<tok.size();l++)
{
if ( tok[l] == "" ) continue;
if ( l != 0 ) ss << " & ";
ss << tok[l];
}
allinput.str( ss.str() );
}
// read from std::cin
else if ( cmd_t::cmdline_cmds == "" )
{
std::stringstream ss;
bool first_cmd = true;
while ( 1 )
{
std::string s;
Helper::safe_getline( std::cin , s );
if ( std::cin.eof() ) break;
if ( s == "" ) continue;
// is this a continuation line?
bool continuation = s[0] == ' ' || s[0] == '\t';
// only read up to a % comment, although this may be quoted
if ( s.find( "%" ) != std::string::npos )
{
bool inquote = false;
int comment_start = -1;
for (int i=0;i<s.size();i++)
{
if ( s[i] == '"' ) inquote = ! inquote;
if ( s[i] == '%' && ! inquote ) { comment_start = i; break; }
}
// remove comment
if ( comment_start != -1 )
s = s.substr( 0 , comment_start );
}
// trim leading/trailing whitespace
s = Helper::ltrim( s );
s = Helper::rtrim( s );
// anything left to add?
if ( s.size() > 0 )
{
if ( ! continuation )
{
if ( ! first_cmd ) ss << " & ";
first_cmd = false;
}
else
{
ss << " "; // spacer
}
// add actual non-empty command
ss << s ;
}
}
allinput.str( ss.str() );
}
// read from -s string
else
allinput.str( cmd_t::cmdline_cmds );
// take everything
line = allinput.str();
// change any '&' (back) to '\n', unless they are quoted (" or #)
bool inquote = false;
for (int i=0;i<line.size();i++)
{
if ( line[i] == '"' ) inquote = ! inquote;
else if ( line[i] == '&' )
{
if ( ! inquote ) line[i] = '\n';
}
}
// skip comments between commands if line starts with '%' (or '\n')
bool recheck = true;
while (recheck)
{
if ( line[0] == '%' || line[0] == '\n' )
{
line = line.substr( line.find("\n")+1);
}
else recheck = false;
}
//
// Completed extracting 'line'
//
//
// Note... used to do processing of command file here (global)
// as we now use ivars as well as vars, hold on this till later,
// in update()
//
//
// Initial processing
//
std::vector<std::string> tok = Helper::quoted_parse( line , "\n" );
if ( tok.size() == 0 )
{
quit(true);
return false;
}
// command(s): do this just for printing; real parsing will include variables, etc
for (int c=0;c<tok.size();c++)
{
std::vector<std::string> ctok = Helper::quoted_parse( tok[c] , "\t " );
// may be 0 if a line was a variable declaration
if ( ctok.size() >= 1 )
{
cmds.push_back( ctok[0] );
param_t param;
for (int j=1;j<ctok.size();j++) param.parse( ctok[j] );
params.push_back( param );
}
}
// summary
if ( ! silent )
{
logger << "input(s): " << input << "\n";
logger << "output : " << writer.name()
<< ( cmd_t::plaintext_mode ? " [dir for text-tables]" : "" )
<< "\n";
if ( signallist.size() > 0 )
{
logger << "signals :";
for (std::set<std::string>::iterator s=signallist.begin();
s!=signallist.end();s++)
logger << " " << *s ;
logger << "\n";
}
for (int i=0;i<cmds.size();i++)
{
if ( i==0 )
logger << "commands: ";
else
logger << " : ";
logger << "c" << i+1
<< "\t" << cmds[i] << "\t"
<< params[i].dump("","|")
<< "\n";
}
}
return true;
}
//
// Evaluate commands
//
bool cmd_t::eval( edf_t & edf )
{
//
// Conditional evaluation
//
int if_count = 0;
std::string if_condition = "";
//
// Loop over each command
//
for ( int c = 0 ; c < num_cmds() ; c++ )
{
// was a problem flag raised when loading the EDF?
if ( globals::problem ) return false;
//
// If this particular command did not explicitly specify
// signals, then add a wildcard
//
// Old version - this did not include newly added signals
// when 'sig' is specified on the initial command line,
//if ( ! param(c).has( "sig" ) )
//param(c).add_hidden( "sig" , signal_string() );
// Change to add wildcard '*' which will always take all in-memory channels
if ( ! param(c).has( "sig" ) )
param(c).add_hidden( "sig" , "*" );
//
// Print command
//
logger << " ..................................................................\n"
<< " CMD #" << c+1 << ": " << cmd(c) << "\n";
logger << " options: " << param(c).dump( "" , " " ) << "\n";
//
// Deal with conditionals first: if if_count>1, implies to ignore -- unless we come across an ENDIF/FI
//
if ( if_count )
{
if ( is( c, "ENDIF" ) || is( c, "FI" ) )
{
if_condition = "";
--if_count;
}
else
logger << " skipping this command due to prior IF: " << if_condition << "\n";
continue;
}
else if ( is( c, "IF" ) || is( c, "IFNOT" ) )
{
param_t par = param(c);
bool ifnot = is( c, "IFNOT" ) ;
std::string var = par.single_value();
bool val = cmd_t::pull_ivar_bool( edf.id , var );
if ( ifnot ) // requires F
{
if ( val )
{
if_count++;
if_condition = var + " == " + (val?"T":"F") + " (required F)";
}
}
else // requires T
{
if ( ! val )
{
if_count++;
if_condition = var + " == " + (val?"T":"F") + " (required F)";
}
}
continue;
}
//
// ignore END/FI for executed blocks
//
if ( is( c, "ENDIF" ) || is( c, "FI" ) )
continue;
//
// Quit?
//
if ( is( c, "EXIT" ) ||
is( c, "STOP" ) ||
is( c, "QUIT" ) )