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2945 lines (2604 loc) · 65 KB
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Copy pathcmds.cpp
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2945 lines (2604 loc) · 65 KB
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/* 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 <http://www.gnu.org/licenses/>. */
#include "prefix.h"
#include "globdefs.h"
#include "objdefs.h"
#include "parsedef.h"
#include "filedefs.h"
#include "globals.h"
#include "execpt.h"
#include "handler.h"
#include "scriptpt.h"
#include "newobj.h"
#include "chunk.h"
#include "param.h"
#include "mcerror.h"
#include "property.h"
#include "object.h"
#include "button.h"
#include "field.h"
#include "image.h"
#include "card.h"
#include "eps.h"
#include "graphic.h"
#include "group.h"
#include "scrolbar.h"
#include "player.h"
#include "aclip.h"
#include "vclip.h"
#include "stack.h"
#include "dispatch.h"
#include "stacklst.h"
#include "sellst.h"
#include "undolst.h"
#include "pxmaplst.h"
#include "util.h"
#include "date.h"
#include "printer.h"
#include "debug.h"
#include "cmds.h"
#include "mode.h"
#include "osspec.h"
#include "securemode.h"
#include "syntax.h"
#include "stacksecurity.h"
#include "license.h"
#ifdef _SERVER
#include "srvscript.h"
#endif
#include "exec.h"
MCChoose::~MCChoose()
{
delete etool;
}
Parse_stat MCChoose::parse(MCScriptPoint &sp)
{
Symbol_type type;
const LT *te;
initpoint(sp);
sp.skip_token(SP_FACTOR, TT_THE);
if (sp.next(type) != PS_NORMAL)
{
MCperror->add(PE_CHOOSE_NOTOKEN, sp);
return PS_ERROR;
}
if (sp.lookup(SP_TOOL, te) != PS_NORMAL)
{
sp.backup();
if (sp.parseexp(False, True, &etool) != PS_NORMAL)
{
MCperror->add(PE_CHOOSE_BADEXP, sp);
return PS_ERROR;
}
sp.skip_token(SP_TOOL, TT_END);
return PS_NORMAL;
}
else
{
littool = (Tool)te->which;
while (sp.skip_token(SP_TOOL, TT_TOOL) == PS_NORMAL)
;
sp.skip_token(SP_TOOL, TT_END);
}
return PS_NORMAL;
}
Exec_stat MCChoose::exec(MCExecPoint &ep)
{
#ifdef /* MCChoose */ LEGACY_EXEC
if (etool != NULL)
if (etool->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_CHOOSE_BADEXP, line, pos);
return ES_ERROR;
}
return MCU_choose_tool(ep, littool, line, pos);
#endif /* MCChoose */
MCExecContext ctxt(ep);
if (etool != NULL)
if (etool->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_CHOOSE_BADEXP, line, pos);
return ES_ERROR;
}
MCInterfaceExecChooseTool(ctxt, littool);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCChoose::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
if (etool != nil)
etool -> compile(ctxt);
else
MCSyntaxFactoryEvalConstantNil(ctxt);
MCSyntaxFactoryEvalConstantInt(ctxt, littool);
MCSyntaxFactoryExecMethodWithArgs(ctxt, kMCInterfaceExecChooseToolMethodInfo, 1);
MCSyntaxFactoryEndStatement(ctxt);
}
MCConvert::~MCConvert()
{
delete container;
delete source;
delete it;
}
Parse_stat MCConvert::parse(MCScriptPoint &sp)
{
initpoint(sp);
MCerrorlock++;
container = new MCChunk(True);
MCScriptPoint tsp(sp);
if (container->parse(sp, False) != PS_NORMAL)
{
sp = tsp;
MCerrorlock--;
delete container;
container = NULL;
if (sp.parseexp(False, True, &source) != PS_NORMAL)
{
MCperror->add
(PE_CONVERT_NOCONTAINER, sp);
return PS_ERROR;
}
getit(sp, it);
}
else
MCerrorlock--;
if (sp.skip_token(SP_FACTOR, TT_FROM) == PS_NORMAL)
{
if (parsedtformat(sp, fform, fsform) != PS_NORMAL)
return PS_ERROR;
}
if (sp.skip_token(SP_FACTOR, TT_TO) != PS_NORMAL)
{
MCperror->add
(PE_CONVERT_NOTO, sp);
return PS_ERROR;
}
if (parsedtformat(sp, pform, sform) != PS_NORMAL)
return PS_ERROR;
return PS_NORMAL;
}
Parse_stat MCConvert::parsedtformat(MCScriptPoint &sp, Convert_form &firstform,
Convert_form &secondform)
{
const LT *te;
Symbol_type type;
Boolean needformat = True;
Convert_form localeform = CF_UNDEFINED;
while (True)
{
if (sp.next(type) != PS_NORMAL)
{
if (needformat)
{
MCperror->add
(PE_CONVERT_NOFORMAT, sp);
return PS_ERROR;
}
else
return PS_NORMAL;
}
if (sp.lookup(SP_CONVERT, te) != PS_NORMAL)
{
if (needformat)
{
MCperror->add
(PE_CONVERT_NOTFORMAT, sp);
return PS_ERROR;
}
else
{
sp.backup();
break;
}
}
switch (te->which)
{
case CF_ABBREVIATED:
case CF_SHORT:
case CF_LONG:
case CF_INTERNET:
if (firstform == CF_UNDEFINED)
firstform = (Convert_form)te->which;
else
secondform = (Convert_form)te->which;
break;
case CF_SYSTEM:
case CF_ENGLISH:
localeform = (Convert_form)te->which;
break;
case CF_DATE:
case CF_TIME:
if (firstform == CF_UNDEFINED)
firstform = (Convert_form)(te->which + 1 + localeform);
else
if (firstform > CF_INTERNET)
{
if (secondform == CF_UNDEFINED)
secondform = (Convert_form)(te->which + 1 + localeform);
else
{
uint2 dummy = secondform;
dummy += te->which + localeform;
secondform = (Convert_form)dummy;
}
}
else
{
uint2 dummy = firstform;
dummy += te->which + localeform;
firstform = (Convert_form)dummy;
}
needformat = False;
break;
default:
firstform = (Convert_form)te->which;
return PS_NORMAL;
}
if (sp.skip_token(SP_FACTOR, TT_BINOP, O_AND) == PS_NORMAL)
{
if (needformat)
{
MCperror->add
(PE_CONVERT_BADAND, sp);
return PS_ERROR;
}
else
needformat = True;
}
else
if (!needformat)
break;
}
return PS_NORMAL;
}
Exec_stat MCConvert::exec(MCExecPoint &ep)
{
#ifdef /* MCConvert */ LEGACY_EXEC
MCresult->clear(False);
if (container != NULL)
{
if (container->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_CONVERT_CANTGET, line, pos);
return ES_ERROR;
}
}
else
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_CONVERT_CANTGET, line, pos);
return ES_ERROR;
}
if (!MCD_convert(ep, fform, fsform, pform, sform))
{
MCresult->sets("invalid date");
return ES_NORMAL;
}
Exec_stat stat;
if (it != NULL)
stat = it->set
(ep);
else
stat = container->set
(ep, PT_INTO);
if (stat != ES_NORMAL)
{
MCeerror->add
(EE_CONVERT_CANTSET, line, pos, ep.getsvalue());
return ES_ERROR;
}
return ES_NORMAL;
#endif /* MCConvert */
MCExecContext ctxt(ep, it);
MCAutoStringRef t_input;
MCAutoStringRef t_output;
if (container != NULL)
{
if (container->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_CONVERT_CANTGET, line, pos);
return ES_ERROR;
}
}
else
{
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_CONVERT_CANTGET, line, pos);
return ES_ERROR;
}
}
/* UNCHECKED */ ep . copyasstringref(&t_input);
if (it != NULL)
MCDateTimeExecConvertIntoIt(ctxt, *t_input, fform, fsform, pform, sform, &t_output);
else
{
MCDateTimeExecConvert(ctxt, *t_input, fform, fsform, pform, sform, &t_output);
ep . setvalueref(*t_output);
if (container -> set(ep, PT_INTO) != ES_NORMAL)
{
MCeerror->add(EE_CONVERT_CANTSET, line, pos);
return ES_ERROR;
}
}
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCConvert::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
if (it != nil)
source -> compile(ctxt);
else
container -> compile_inout(ctxt);
MCSyntaxFactoryEvalConstantInt(ctxt, fform);
MCSyntaxFactoryEvalConstantInt(ctxt, fsform);
MCSyntaxFactoryEvalConstantInt(ctxt, pform);
MCSyntaxFactoryEvalConstantInt(ctxt, sform);
if (it != nil)
MCSyntaxFactoryExecMethod(ctxt, kMCDateTimeExecConvertIntoItMethodInfo);
else
MCSyntaxFactoryExecMethodWithArgs(ctxt, kMCDateTimeExecConvertMethodInfo, 0, 1, 2, 3, 4, 0);
MCSyntaxFactoryEndStatement(ctxt);
}
MCDo::~MCDo()
{
delete source;
delete alternatelang;
}
Parse_stat MCDo::parse(MCScriptPoint &sp)
{
initpoint(sp);
h = sp.gethandler();
if (sp.parseexp(False, True, &source) != PS_NORMAL)
{
MCperror->add(PE_DO_BADEXP, sp);
return PS_ERROR;
}
if (sp.skip_token(SP_FACTOR, TT_IN, PT_IN) == PS_NORMAL)
{
if (sp.skip_token(SP_SUGAR, TT_UNDEFINED, SG_BROWSER) == PS_NORMAL)
browser = True;
else if (sp.skip_token(SP_SUGAR, TT_UNDEFINED, SG_CALLER) == PS_NORMAL)
caller = true;
else
{
MCperror->add(PE_DO_BADENV, sp);
return PS_ERROR;
}
return PS_NORMAL;
}
if (sp.skip_token(SP_FACTOR, TT_PREP, PT_AS) == PS_NORMAL)
{
if (sp.parseexp(False, True, &alternatelang) != PS_NORMAL)
{
MCperror->add(PE_DO_BADLANG, sp);
return PS_ERROR;
}
}
return PS_NORMAL;
}
Exec_stat MCDo::exec(MCExecPoint &ep)
{
#ifdef /* MCDo */ LEGACY_EXEC
MCExecPoint *epptr;
if (browser)
{
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
return MCModeExecuteScriptInBrowser(ep . getsvalue());
}
if (alternatelang != NULL)
{
if (alternatelang->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_DO_BADLANG, line, pos);
return ES_ERROR;
}
char *langname = ep.getsvalue().clone();
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
if (!MCSecureModeCheckDoAlternate(line, pos))
return ES_ERROR;
MCString s = ep.getsvalue();
MCS_doalternatelanguage(s, langname);
delete langname;
return ES_NORMAL;
}
Boolean added = False;
if (MCnexecutioncontexts < MAX_CONTEXTS)
{
ep.setline(line);
MCexecutioncontexts[MCnexecutioncontexts++] = &ep;
added = True;
}
if (debug)
{
if (MCdebugcontext >= MCnexecutioncontexts)
MCdebugcontext = MCnexecutioncontexts - 1;
epptr = MCexecutioncontexts[MCdebugcontext];
}
else
{
if (caller)
{
if (MCnexecutioncontexts < 2)
{
if (added)
MCnexecutioncontexts--;
MCeerror -> add(EE_DO_NOCALLER, line, pos);
return ES_ERROR;
}
epptr = MCexecutioncontexts[MCnexecutioncontexts - 2];
}
else
epptr = &ep;
}
if (source->eval(*epptr) != ES_NORMAL)
{
if (added)
MCnexecutioncontexts--;
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
Exec_stat stat = h->doscript(*epptr, line, pos);
if (added)
MCnexecutioncontexts--;
return stat;
#endif /* MCDo */
if (browser)
{
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_script;
/* UNCHECKED */ ep . copyasstringref(&t_script);
MCExecContext ctxt(ep);
MCLegacyExecDoInBrowser(ctxt, *t_script);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
if (alternatelang != NULL)
{
if (alternatelang->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADLANG, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_language;
/* UNCHECKED */ ep . copyasstringref(&t_language);
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_script;
/* UNCHECKED */ ep . copyasstringref(&t_script);
MCExecContext ctxt(ep);
MCScriptingExecDoAsAlternateLanguage(ctxt, *t_script, *t_language);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
if (debug)
{
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_script;
/* UNCHECKED */ ep . copyasstringref(&t_script);
MCExecContext ctxt(ep);
MCDebuggingExecDebugDo(ctxt, *t_script, line, pos);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DO_BADEXP, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_script;
/* UNCHECKED */ ep . copyasstringref(&t_script);
MCExecContext ctxt(ep);
MCEngineExecDo(ctxt, *t_script, line, pos);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCDo::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
source -> compile(ctxt);
if (browser)
MCSyntaxFactoryExecMethod(ctxt, kMCLegacyExecDoInBrowserMethodInfo);
else if (alternatelang != nil)
{
alternatelang -> compile(ctxt);
MCSyntaxFactoryExecMethod(ctxt, kMCScriptingExecDoAsAlternateLanguageMethodInfo);
}
else
{
MCSyntaxFactoryEvalConstantInt(ctxt, line);
MCSyntaxFactoryEvalConstantInt(ctxt, pos);
if (debug)
MCSyntaxFactoryExecMethod(ctxt, kMCDebuggingExecDebugDoMethodInfo);
else
MCSyntaxFactoryExecMethod(ctxt, kMCEngineExecDoMethodInfo);
}
MCSyntaxFactoryEndStatement(ctxt);
}
typedef struct
{
const char *token;
const char *command;
}
DT;
static DT domenu_table[] = {
{"new stack...", "create stack\n\
set the mainStack of the topStack to \"Home\"\n\
modal \"Stack Properties\""},
{"open stack...", "answer file \"Choose a stack to open...\"\n\
if it is not empty then\n\
set the cursor to watch\n\
topLevel it\n\
end if"},
{"close stack", "close this stack"},
{"compact stack", "compact stack"},
{"print card", "print this card"},
{"print stack...", "print this stack"},
{"quit hypercard", "quit"},
{"quit", "quit"},
{"undo", "undo"},
{"cut", "cut"},
{"copy", "copy"},
{"paste", "paste"},
{"new card", "create card"},
{"delete card", "delete this card"},
{"cut card", "cut this card"},
{"copy card", "copy this card"},
{"background", "edit background"},
{"back", "go back"},
{"home", "go home"},
{"help", "help"},
{"recent", "go recent"},
{"first", "go to first card"},
{"prev", "go to prev card"},
{"next", "go to next card"},
{"last", "go to last card"},
{"find...", "modeless \"Find\""},
{"message", "modeless \"Message Box\""},
{"bring closer", "set the layer of the selobj to the layer of the selobj+1"},
{"send farther", "set the layer of the selobj to the layer of the selobj-1"},
{"new button", "create button"},
{"new field", "create field"},
{"new background", "create background"},
};
/* doMenu items
About Hypercard..., New Stack..., Open Stack..., Close Stack, Save A
Copy..., Compact Stack, Protect Stack..., Delete Stack..., Page
Setup..., Print Field..., Print Card, Print Stack..., Print Report...,
Quit Hypercard, Undo, Cut, Copy, Paste, New Card, Delete Card, Cut
Card, Copy Card, Text Style..., Background, Icon..., Back, Home, Help,
recent, First, Prev, Next, Last, Find..., Message, Scroll, Next
Window, Button Info..., Field Info..., Card Info..., Bkgnd Info...,
Stack Info..., Bring Closer, Send Farther, New Button, New Field, New
Background, Plain, Bold, Italic, Underline, Outline, Shadow, Condense,
Extend, Group, Other..., Select, Select All, Fill, Invert, Pickup,
Darken, Lighten, Trace Edges, Rotate Left, Rotate Right, Flip
Vertical, Flip Horizontal, Opaque, Transparent, Keep, Revert, grid,
Fatbits, Power Keys, Line Size..., brush Shape..., Edit pattern...,
Polygon Sides..., Draw filled, Draw centered, Draw multiple, Rotate,
Slant, distort, Perspective, Import Paint..., Export Paint..., New
Icon, Close Icon Editor, Duplicate Icon, Cut Icon, Copy Icon, Erase,
Frame, Gray, Mirror Horizontal, Mirror Vertical, Rotate 90, Shadow,
Delete Report, Cut Report, Copy Report, Report Items..., Report
Name..., New Report, New Item, Item Info..., Close Script, Save
Script, Revert To Saved, Print Script, Find Again, Find Selection,
Scroll To Selection, Replace..., Replace Again, Comment, Uncomment,
Set Checkpoint, Step, Step Into, Trace, Go, Trace Delay..., Abort,
Variable Watcher, Message Watcher
*/
const char *MCDoMenu::lookup(const MCString &s)
{
uint2 size = ELEMENTS(domenu_table);
while(size--)
if (s == domenu_table[size].token)
return domenu_table[size].command;
return NULL;
}
MCDoMenu::~MCDoMenu()
{
delete source;
}
Parse_stat MCDoMenu::parse(MCScriptPoint &sp)
{
initpoint(sp);
if (sp.parseexp(False, True, &source) != PS_NORMAL)
{
MCperror->add
(PE_DOMENU_BADEXP, sp);
return PS_ERROR;
}
return PS_NORMAL;
}
Exec_stat MCDoMenu::exec(MCExecPoint &ep)
{
#ifdef /* MCDoMenu */ LEGACY_EXEC
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_DOMENU_BADEXP, line, pos);
return ES_ERROR;
}
const char *dstring = lookup(ep.getsvalue());
if (dstring == NULL)
{
char *tptr = ep.getsvalue().clone();
ep.setstringf("doMenu \"%s\" not implemented", tptr);
delete tptr;
MCresult->sets(ep.getsvalue());
}
else
{
ep.getobj()->domess(dstring);
}
return ES_NORMAL;
#endif /* MCDoMenu */
MCExecContext ctxt(ep);
if (source->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_DOMENU_BADEXP, line, pos);
return ES_ERROR;
}
MCAutoStringRef t_option;
/* UNCHECKED */ ep . copyasstringref(&t_option);
MCLegacyExecDoMenu(ctxt, *t_option);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCDoMenu::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
source-> compile(ctxt);
MCSyntaxFactoryExecMethod(ctxt, kMCLegacyExecDoMenuMethodInfo);
MCSyntaxFactoryEndStatement(ctxt);
}
MCEdit::~MCEdit()
{
delete target;
}
Parse_stat MCEdit::parse(MCScriptPoint &sp)
{
initpoint(sp);
sp.skip_token(SP_FACTOR, TT_THE);
if (sp.skip_token(SP_FACTOR, TT_PROPERTY) != PS_NORMAL)
{
MCperror->add(PE_EDIT_NOSCRIPT, sp);
return PS_ERROR;
}
if (sp.skip_token(SP_FACTOR, TT_OF) != PS_NORMAL)
{
MCperror->add(PE_EDIT_NOOF, sp);
return PS_ERROR;
}
target = new MCChunk(False);
if (target->parse(sp, False) != PS_NORMAL)
{
MCperror->add(PE_EDIT_NOTARGET, sp);
return PS_ERROR;
}
return PS_NORMAL;
}
Exec_stat MCEdit::exec(MCExecPoint &ep)
{
#ifdef /* MCEdit */ LEGACY_EXEC
MCObject *optr;
uint4 parid;
if (target->getobj(ep, optr, parid, True) != ES_NORMAL)
{
MCeerror->add(EE_EDIT_BADTARGET, line, pos);
return ES_ERROR;
}
// MW-2010-10-13: [[ Bug 7476 ]] Make sure we temporarily turn off lock messages
// before invoking the method - since it requires message sending to work!
Boolean t_old_lock;
t_old_lock = MClockmessages;
MClockmessages = False;
optr->editscript();
MClockmessages = t_old_lock;
return ES_NORMAL;
#endif /* MCEdit */
MCObject *optr;
uint4 parid;
if (target->getobj(ep, optr, parid, True) != ES_NORMAL)
{
MCeerror->add(EE_EDIT_BADTARGET, line, pos);
return ES_ERROR;
}
MCExecContext ctxt(ep);
MCIdeExecEditScriptOfObject(ctxt, optr);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCEdit::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
target -> compile_object_ptr(ctxt);
MCSyntaxFactoryExecMethod(ctxt, kMCIdeExecEditScriptOfObjectMethodInfo);
MCSyntaxFactoryEndStatement(ctxt);
}
MCFind::~MCFind()
{
delete tofind;
delete field;
}
Parse_stat MCFind::parse(MCScriptPoint &sp)
{
Symbol_type type;
const LT *te;
initpoint(sp);
if (sp.next(type) != PS_NORMAL)
{
MCperror->add
(PE_FIND_NOSTRING, sp);
return PS_ERROR;
}
if (sp.lookup(SP_FIND, te) == PS_NORMAL)
mode = (Find_mode)te->which;
else
sp.backup();
if (sp.parseexp(False, True, &tofind) != PS_NORMAL)
{
MCperror->add
(PE_FIND_BADSTRING, sp);
return PS_ERROR;
}
if (sp.skip_token(SP_FACTOR, TT_IN) == PS_NORMAL)
{
field = new MCChunk(False);
if (field->parse(sp, False) != PS_NORMAL)
{
MCperror->add
(PE_FIND_BADFIELD, sp);
return PS_ERROR;
}
}
return PS_NORMAL;
}
Exec_stat MCFind::exec(MCExecPoint &ep)
{
#ifdef /* MCFind */ LEGACY_EXEC
if (tofind->eval(ep) != ES_NORMAL)
{
MCeerror->add
(EE_FIND_BADSTRING, line, pos);
return ES_ERROR;
}
if (ep.getsvalue().getlength() == 0)
{
if (MCfoundfield != NULL)
MCfoundfield->clearfound();
MCresult->sets(MCnotfoundstring);
return ES_NORMAL;
}
MCdefaultstackptr->find(ep, mode, ep.getsvalue(), field);
return ES_NORMAL;
#endif /* MCFind */
MCExecContext ctxt(ep);
MCAutoStringRef t_needle;
if (tofind->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_FIND_BADSTRING, line, pos);
return ES_ERROR;
}
/* UNCHECKED */ ep . copyasstringref(&t_needle);
MCInterfaceExecFind(ctxt, mode, *t_needle, field);
if (!ctxt . HasError())
return ES_NORMAL;
return ctxt . Catch(line, pos);
}
void MCFind::compile(MCSyntaxFactoryRef ctxt)
{
MCSyntaxFactoryBeginStatement(ctxt, line, pos);
MCSyntaxFactoryEvalConstantInt(ctxt, mode);
tofind -> compile(ctxt);
field -> compile(ctxt);
MCSyntaxFactoryExecMethod(ctxt, kMCInterfaceExecFindMethodInfo);
MCSyntaxFactoryEndStatement(ctxt);
}
MCGet::~MCGet()
{
delete value;
delete it;
}
Parse_stat MCGet::parse(MCScriptPoint &sp)
{
initpoint(sp);
if (sp.parseexp(False, True, &value) != PS_NORMAL)
{
MCperror->add
(PE_GET_BADEXP, sp);
return PS_ERROR;
}
getit(sp, it);
return PS_NORMAL;
}
Exec_stat MCGet::exec(MCExecPoint &ep)
{
#ifdef /* MCGet */ LEGACY_EXEC
if (value->eval(ep) != ES_NORMAL)
{
MCeerror->add(EE_GET_BADEXP, line, pos);
return ES_ERROR;
}
if (it->set(ep) != ES_NORMAL)
{
MCeerror->add(EE_GET_CANTSET, line, pos, ep.getsvalue());
return ES_ERROR;
}
return ES_NORMAL;
#endif /* MCGet */
MCAutoValueRef t_value;
if (value -> eval(ep) != ES_NORMAL)
{