/* Copyright (C) 2003-2013 Runtime Revolution Ltd.
This file is part of LiveCode.
LiveCode is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License v3 as published by the Free
Software Foundation.
LiveCode 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 LiveCode. If not see . */
#include "prefix.h"
#include "globdefs.h"
#include "filedefs.h"
#include "objdefs.h"
#include "parsedef.h"
#include "globals.h"
#include "execpt.h"
#include "scriptpt.h"
#include "util.h"
#include "date.h"
#include "sellst.h"
#include "stack.h"
#include "aclip.h"
#include "player.h"
#include "card.h"
#include "param.h"
#include "mcerror.h"
#include "ans.h"
#include "debug.h"
#include "dispatch.h"
#include "securemode.h"
#include "meta.h"
#include "answer.h"
#include "printer.h"
const char *MCdialogtypes[] =
{
"plain",
"clear",
"color",
"effect",
"error",
"file",
"folder",
"information",
"password",
"printer",
"program",
"question",
"record",
"titled",
"warning"
};
MCAnswer::~MCAnswer()
{
delete it;
delete title;
switch(mode)
{
case AT_COLOR:
delete colour . initial;
break;
case AT_FILE:
case AT_FILES:
delete file . prompt;
delete file . initial;
delete file . filter;
for(uint4 t_type = 0; t_type < file . type_count; ++t_type)
delete file . types[t_type];
delete file . types;
break;
case AT_FOLDER:
case AT_FOLDERS:
delete folder . prompt;
delete folder . initial;
break;
default:
delete notify . prompt;
for(uint4 t_button = 0; t_button < notify . button_count; ++t_button)
delete notify . buttons[t_button];
delete notify . buttons;
break;
}
}
Parse_stat MCAnswer::parse(MCScriptPoint &sp)
{
Parse_errors t_error = PE_UNDEFINED;
Symbol_type t_type;
const LT *t_literal;
initpoint(sp);
getit(sp, it);
if (sp . skip_token(SP_ASK, TT_UNDEFINED, AT_PAGE) == PS_NORMAL)
{
if (sp . skip_token(SP_ASK, TT_UNDEFINED, AT_SETUP) == PS_NORMAL)
mode = AT_PAGESETUP;
else
t_error = PE_ANSWER_BADQUESTION;
}
else if (sp . next(t_type) == PS_NORMAL)
{
if (sp . lookup(SP_ASK, t_literal) == PS_NORMAL)
mode = (Ask_type)t_literal -> which;
else
sp . backup();
}
if (t_error == PE_UNDEFINED)
switch(mode)
{
case AT_PAGESETUP:
// MJ: adding support for "answer pagesetup" syntax, following existing code
t_error = parse_pagesetup(sp);
break;
case AT_PRINTER:
t_error = parse_printer(sp);
break;
case AT_EFFECT:
t_error = parse_effect(sp);
break;
case AT_RECORD:
t_error = parse_record(sp);
break;
case AT_COLOR:
t_error = parse_colour(sp);
break;
case AT_FILE:
case AT_FILES:
t_error = parse_file(sp);
break;
case AT_FOLDER:
case AT_FOLDERS:
t_error = parse_folder(sp);
break;
default:
t_error = parse_notify(sp);
break;
}
if (t_error == PE_UNDEFINED && sp . skip_token(SP_ASK, TT_UNDEFINED, AT_TITLED) == PS_NORMAL)
if (sp . parseexp(False, True, &title) != PS_NORMAL)
t_error = PE_ANSWER_BADTITLE;
if (t_error == PE_UNDEFINED && sp . skip_token(SP_FACTOR, TT_PREP, PT_AS) == PS_NORMAL)
if (sp . skip_token(SP_ASK, TT_UNDEFINED, AT_SHEET) == PS_NORMAL)
sheet = True;
else
t_error = PE_ANSWER_BADRESPONSE;
if (t_error != PE_UNDEFINED)
{
MCperror -> add(t_error, sp);
return PS_ERROR;
}
return PS_NORMAL;
}
Parse_errors MCAnswer::parse_pagesetup(MCScriptPoint& sp)
{
return PE_UNDEFINED;
}
Parse_errors MCAnswer::parse_printer(MCScriptPoint& sp)
{
return PE_UNDEFINED;
}
Parse_errors MCAnswer::parse_effect(MCScriptPoint& sp)
{
return PE_UNDEFINED;
}
Parse_errors MCAnswer::parse_record(MCScriptPoint& sp)
{
return PE_UNDEFINED;
}
Parse_errors MCAnswer::parse_colour(MCScriptPoint& sp)
{
Parse_errors t_error = PE_UNDEFINED;
if (sp . skip_token(SP_REPEAT, TT_UNDEFINED, RF_WITH) == PS_NORMAL)
if (sp . parseexp(False, True, &colour . initial) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
return t_error;
}
Parse_errors MCAnswer::parse_file(MCScriptPoint& sp)
{
Parse_errors t_error = PE_UNDEFINED;
file . prompt = NULL;
file . initial = NULL;
file . filter = NULL;
file . type_count = 0;
file . types = NULL;
if (sp . parseexp(False, True, &file . prompt) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
if (t_error == PE_UNDEFINED && sp . skip_token(SP_REPEAT, TT_UNDEFINED, RF_WITH) == PS_NORMAL)
{
if (sp . skip_token(SP_COMMAND, TT_STATEMENT, S_FILTER) == PS_NORMAL || sp . skip_token(SP_COMMAND, TT_STATEMENT, S_TYPE) == PS_NORMAL)
sp . backup(), sp . backup();
else if (sp . parseexp(False, True, &file . initial) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
}
if (t_error == PE_UNDEFINED && sp . skip_token(SP_REPEAT, TT_UNDEFINED, RF_WITH) == PS_NORMAL)
{
if (sp . skip_token(SP_COMMAND, TT_STATEMENT, S_FILTER) == PS_NORMAL)
{
if (sp . parseexp(False, True, &file . filter) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
}
else if (sp . skip_token(SP_COMMAND, TT_STATEMENT, S_TYPE) == PS_NORMAL)
{
do
{
MCU_realloc((char **)&file . types, file . type_count, file . type_count + 1, sizeof(MCExpression *));
if (sp . parseexp(True, True, &file . types[file . type_count]) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
else
file . type_count += 1;
}
while(!t_error && sp . skip_token(SP_FACTOR, TT_BINOP, O_OR) == PS_NORMAL &&
(sp . skip_token(SP_COMMAND, TT_STATEMENT, S_TYPE) == PS_NORMAL || sp . skip_token(SP_ASK, TT_UNDEFINED, AT_TYPES) == PS_NORMAL));
}
else
t_error = PE_ANSWER_BADRESPONSE;
}
else if (t_error == PE_UNDEFINED && sp . skip_token(SP_FACTOR, TT_OF) == PS_NORMAL)
{
if (sp . skip_token(SP_COMMAND, TT_STATEMENT, S_TYPE) != PS_NORMAL ||
sp . parseexp(False, True, &file . filter) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
}
return t_error;
}
Parse_errors MCAnswer::parse_folder(MCScriptPoint& sp)
{
Parse_errors t_error = PE_UNDEFINED;
if (sp . parseexp(False, True, &folder . prompt) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
if (t_error == PE_UNDEFINED && sp . skip_token(SP_REPEAT, TT_UNDEFINED, RF_WITH) == PS_NORMAL)
if (sp . parseexp(False, True, &folder . initial) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
return t_error;
}
// MW-2005-06-04: Relaxed syntax slightly - allowed 'and' and 'or' for connectors
Parse_errors MCAnswer::parse_notify(MCScriptPoint& sp)
{
Parse_errors t_error = PE_UNDEFINED;
if (sp . parseexp(False, True, ¬ify . prompt) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
if (t_error == PE_UNDEFINED && sp . skip_token(SP_REPEAT, TT_UNDEFINED, RF_WITH) == PS_NORMAL)
{
notify . buttons = NULL;
notify . button_count = 0;
do
{
MCU_realloc((char **)¬ify . buttons, notify . button_count, notify . button_count + 1, sizeof(MCExpression *));
if (sp . parseexp(True, True, ¬ify . buttons[notify . button_count]) != PS_NORMAL)
t_error = PE_ANSWER_BADRESPONSE;
else
notify . button_count += 1;
}
while(t_error == PE_UNDEFINED && (sp . skip_token(SP_FACTOR, TT_BINOP, O_OR) == PS_NORMAL || sp . skip_token(SP_FACTOR, TT_BINOP, O_AND) == PS_NORMAL));
}
return t_error;
}
Exec_stat MCAnswer::exec(MCExecPoint& ep)
{
Exec_errors t_error = EE_UNDEFINED;
Meta::cstring_value t_title;
t_error = Meta::evaluate(ep, title, t_title, EE_ANSWER_BADTITLE);
if (!t_error)
switch(mode)
{
case AT_PAGESETUP:
t_error = exec_pagesetup(ep, t_title);
break;
case AT_PRINTER:
t_error = exec_printer(ep, t_title);
break;
case AT_EFFECT:
t_error = exec_effect(ep, t_title);
break;
case AT_RECORD:
t_error = exec_record(ep, t_title);
break;
case AT_COLOR:
t_error = exec_colour(ep, t_title);
break;
case AT_FILE:
case AT_FILES:
t_error = exec_file(ep, t_title);
break;
case AT_FOLDER:
case AT_FOLDERS:
t_error = exec_folder(ep, t_title);
break;
default:
t_error = exec_notify(ep, t_title);
break;
}
if (!t_error)
it -> set(ep);
else
MCeerror -> add(t_error, line, pos);
return t_error ? ES_ERROR : ES_NORMAL;
}
Exec_errors MCAnswer::exec_pagesetup(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error;
t_error = EE_UNDEFINED;
MCresult -> clear(False);
if (!MCSecureModeCanAccessPrinter())
return EE_PRINT_NOPERM;
if (MCsystemPS && MCscreen -> hasfeature(PLATFORM_FEATURE_OS_PRINT_DIALOGS))
MCresult -> sets(MCprinter -> ChoosePaper(sheet == True));
else
{
t_error = exec_custom(ep, "Page Setup Dialog", "pagesetup", 0);
if (ep . getsvalue() != MCnullmcstring)
MCresult -> sets(MCcancelstring);
}
return t_error;
}
Exec_errors MCAnswer::exec_printer(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error;
t_error = EE_UNDEFINED;
MCresult -> clear(False);
if (!MCSecureModeCanAccessPrinter())
return EE_PRINT_NOPERM;
if (MCsystemPS && MCscreen -> hasfeature(PLATFORM_FEATURE_OS_PRINT_DIALOGS))
MCresult -> sets(MCprinter -> ChoosePrinter(sheet == True));
else
{
t_error = exec_custom(ep, "Print Dialog", "printer", 0);
if (ep . getsvalue() != MCnullmcstring)
MCresult -> sets(MCcancelstring);
}
return t_error;
}
Exec_errors MCAnswer::exec_effect(MCExecPoint& ep, const char *p_title)
{
MCresult -> clear(False);
MCtemplateplayer -> stdeffectdlg(ep, p_title, sheet);
return EE_UNDEFINED;
}
Exec_errors MCAnswer::exec_record(MCExecPoint& ep, const char *p_title)
{
MCresult -> clear(False);
MCtemplateplayer -> stdrecorddlg(ep, p_title, sheet);
return EE_UNDEFINED;
}
Exec_errors MCAnswer::exec_colour(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error = EE_UNDEFINED;
Meta::cstring_value t_initial;
t_error = Meta::evaluate(ep, colour . initial, t_initial, EE_ANSWER_BADQUESTION);
if (!t_error)
{
MCresult -> clear(False);
if (MCsystemCS && MCscreen -> hasfeature ( PLATFORM_FEATURE_OS_COLOR_DIALOGS ) )
MCA_color(ep, p_title, t_initial, sheet);
else
t_error = exec_custom(ep, MCcsnamestring, "color", 2, p_title, *t_initial);
if (ep . getsvalue() == MCnullmcstring)
MCresult -> sets(MCcancelstring);
}
return t_error;
}
Exec_errors MCAnswer::exec_file(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error = EE_UNDEFINED;
Meta::cstring_value t_prompt, t_initial, t_filter;
Meta::cstring_value *t_types = NULL;
char **t_type_strings = NULL;
uint4 t_type_count = 0;
t_error = Meta::evaluate(ep,
file . prompt, t_prompt, EE_ANSWER_BADQUESTION,
file . initial, t_initial, EE_ANSWER_BADRESPONSE,
file . filter, t_filter, EE_ANSWER_BADRESPONSE);
MCresult -> clear(False);
if (!t_error && file . type_count > 0)
{
t_types = new Meta::cstring_value[file . type_count];
for(uint4 t_type_index = 0; t_type_index < file . type_count && !t_error; ++t_type_index)
{
t_error = Meta::evaluate(ep, file . types[t_type_index], t_types[t_type_index], EE_ANSWER_BADRESPONSE);
if (!t_error)
for(char *t_type_string = strtok(*t_types[t_type_index], "\n"); t_type_string != NULL; t_type_string = strtok(NULL, "\n"))
{
MCU_realloc((char **)&t_type_strings, t_type_count, t_type_count + 1, sizeof(char *));
t_type_strings[t_type_count++] = t_type_string;
}
}
}
// Now we have checked all parameters, we check for access.
if (!t_error && !MCSecureModeCanAccessDisk())
t_error = EE_DISK_NOPERM;
if (!t_error)
{
if (MCsystemFS && MCscreen -> hasfeature ( PLATFORM_FEATURE_OS_FILE_DIALOGS ) )
{
unsigned int t_options = 0;
if (sheet)
t_options |= MCA_OPTION_SHEET;
if (mode == AT_FILES)
t_options |= MCA_OPTION_PLURAL;
if (t_types != NULL)
MCA_file_with_types(ep, p_title, t_prompt, t_type_strings, t_type_count, t_initial, t_options);
else
MCA_file(ep, p_title, t_prompt, t_filter, t_initial, t_options);
}
else
{
MCExecPoint ep2(ep);
ep2 . clear();
for(uint4 t_type = 0; t_type < t_type_count; ++t_type)
ep2 . concatcstring(t_type_strings[t_type], EC_RETURN, t_type == 0);
t_error = exec_custom(ep, MCfsnamestring, mode == AT_FILE ? "file" : "files", 5, p_title, *t_prompt, *t_filter, *t_initial, ep2 . getsvalue() . getstring());
}
if (ep . getsvalue() == MCnullmcstring && t_types == NULL)
MCresult -> sets(MCcancelstring);
}
delete[] t_types;
delete t_type_strings;
return t_error;
}
Exec_errors MCAnswer::exec_folder(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error = EE_UNDEFINED;
Meta::cstring_value t_prompt, t_initial;
t_error = Meta::evaluate(ep,
folder . prompt, t_prompt, EE_ANSWER_BADQUESTION,
folder . initial, t_initial, EE_ANSWER_BADRESPONSE);
MCresult -> clear(False);
// Now we have checked all parameters, we check for access.
if (!t_error && !MCSecureModeCanAccessDisk())
t_error = EE_DISK_NOPERM;
if (!t_error)
{
unsigned int t_options = 0;
if (sheet)
t_options |= MCA_OPTION_SHEET;
if (mode == AT_FOLDERS)
t_options |= MCA_OPTION_PLURAL;
if (MCsystemFS)
MCA_folder(ep, p_title, t_prompt, t_initial, t_options);
else
t_error = exec_custom(ep, MCfsnamestring, mode == AT_FOLDER ? "folder" : "folders", 4, p_title, *t_prompt, NULL, *t_initial);
if (ep . getsvalue() == MCnullmcstring)
MCresult -> sets(MCcancelstring);
}
return t_error;
}
Exec_errors MCAnswer::exec_notify(MCExecPoint& ep, const char *p_title)
{
Exec_errors t_error = EE_UNDEFINED;
Meta::cstring_value t_prompt, t_buttons;
t_error = Meta::evaluate(ep, notify . prompt, t_prompt, EE_ANSWER_BADRESPONSE);
MCresult -> clear(False);
#ifndef _MOBILE
if (!t_error)
{
MCExecPoint ep2(ep);
ep . clear();
for(unsigned int t_button = 0; t_button < notify . button_count && !t_error; ++t_button)
{
if (notify . buttons[t_button] -> eval(ep2) == ES_NORMAL)
ep . concatmcstring(ep2 . getsvalue(), EC_RETURN, t_button == 0);
else
t_error = EE_ANSWER_BADRESPONSE;
}
t_buttons = ep;
}
if (!t_error)
t_error = exec_custom(ep, MCanswernamestring, MCdialogtypes[mode], 3, p_title, *t_prompt, *t_buttons);
if (ep . getsvalue() == MCnullmcstring)
MCresult -> sets(MCcancelstring);
#else
char **t_button_names;
t_button_names = new char *[notify . button_count];
memset(t_button_names, 0, sizeof(char *) * notify . button_count);
if (!t_error)
{
MCExecPoint ep2(ep);
ep . clear();
for(unsigned int t_button = 0; t_button < notify . button_count && !t_error; ++t_button)
if (notify . buttons[t_button] -> eval(ep2) == ES_NORMAL)
t_button_names[t_button] = ep2 . getsvalue() . clone();
}
if (!t_error)
{
uint32_t t_type;
switch(mode)
{
case AT_ERROR: t_type = kMCAnswerDialogTypeError; break;
case AT_QUESTION: t_type = kMCAnswerDialogTypeQuestion; break;
case AT_WARNING: t_type = kMCAnswerDialogTypeWarning; break;
default: t_type = kMCAnswerDialogTypeInformation; break;
}
int32_t t_result;
t_result = MCscreen -> popupanswerdialog((const char **)t_button_names, notify . button_count, t_type, p_title, *t_prompt);
ep . clear();
if (t_result == -1)
MCresult -> sets(MCcancelstring);
else if (notify . button_count == 0)
ep . clear();
else
ep . copysvalue(t_button_names[t_result]);
}
for(uint32_t i = 0; i < notify . button_count; i++)
delete t_button_names[i];
delete[] t_button_names;
#endif
return t_error;
}
Exec_errors MCAnswer::exec_custom(MCExecPoint& ep, const MCString& p_stack, const char *p_type, unsigned int p_count, ...)
{
ep . setstringf("answer %s", p_type);
va_list t_args;
va_start(t_args, p_count);
for(; p_count > 0; p_count -= 1)
{
const char *t_string = va_arg(t_args, const char *);
ep . concatcstring(t_string == NULL ? "" : t_string, EC_NULL, false);
}
va_end(t_args);
MCdialogdata -> store(ep, True);
MCStack *t_stack;
t_stack = ep . getobj() -> getstack() -> findstackname(p_stack);
Boolean t_old_trace = MCtrace;
MCtrace = False;
if (t_stack != NULL)
{
if (MCdefaultstackptr -> getopened() || MCtopstackptr == NULL)
t_stack -> openrect(MCdefaultstackptr -> getrect(), sheet ? WM_SHEET : WM_MODAL, sheet ? MCdefaultstackptr: NULL, WP_DEFAULT, OP_NONE);
else
t_stack -> openrect(MCtopstackptr -> getrect(), sheet ? WM_SHEET : WM_MODAL, sheet ? MCtopstackptr : NULL, WP_DEFAULT, OP_NONE);
}
MCtrace = t_old_trace;
MCdialogdata -> fetch(ep);
return EE_UNDEFINED;
}