dict/nda.c

595 lines
12 KiB
C

#pragma nda NDAOpen NDAClose NDAAction NDAInit 30 0xffff "--Dictionary\\H**"
#pragma lint - 1
#pragma optimize - 1
#include <Control.h>
#include <Desk.h>
#include <Event.h>
#include <GSOS.h>
#include <Loader.h>
#include <Locator.h>
#include <Memory.h>
#include <Resources.h>
#include <TCPIP.h>
#include <TextEdit.h>
#include <Types.h>
#include <Window.h>
#include <intmath.h>
#include <misctool.h>
#include <quickdraw.h>
#include <ctype.h>
#include <stdio.h>
#include "connection.h"
#include "nda.h"
/*
* TODO:
* [ ] store definition in handle, put into TE control when finished?
* [ ] {text} -> drop {}, use dark blue text color.
*
*/
unsigned NDAStartUpTools(Word memID, StartStopRecord *ssRef);
void NDAShutDownTools(StartStopRecord *ssRef);
typedef struct NDAResourceCookie {
Word oldPrefs;
Word oldRApp;
Word resFileID;
} NDAResourceCookie;
void NDAResourceRestore(NDAResourceCookie *cookie);
void NDAResourceShutDown(NDAResourceCookie *cookie);
Word NDAResourceStartUp(Word memID, Word access, NDAResourceCookie *cookie);
Word MyID;
Word ipid;
Word FlagTCP;
Word ToolsLoaded;
GrafPortPtr MyWindow;
Handle TextHandle;
LongWord TextHandleSize;
LongWord TextHandleUsed;
static StartStopRecord ss = {0,
0,
0,
0,
4,
{
0x12, 0x0000, /* QD Aux */
0x1b, 0x0000, /* Font Manager */
0x22, 0x0000, /* Text Edit */
0x36, 0x0300, /* TCP */
}
};
static NDAResourceCookie resInfo;
static Connection connection;
enum {
st_none,
st_idle,
st_connect,
st_login,
st_client,
st_define1,
st_define2,
st_define3,
st_quit,
st_disconnect,
};
static unsigned st = 0;
static LongWord qtick = 0;
const char *ReqName = "\pTCP/IP~kelvin~dict~";
int define(Word ipid, const char *dict);
pascal void MarinettiCallback(char *str);
void EnableControls(void);
void DisableControls(void);
void AppendText(word length, char *cp) {
Handle h = TextHandle;
LongWord size;
size = TextHandleUsed + length;
if (size > TextHandleSize) {
size += 4095;
size &= 4096;
if (h) {
HUnlock(h);
SetHandleSize(size, h);
if (_toolErr) return;
HLock(h);
TextHandleSize = size;
} else {
TextHandle = h = NewHandle(size, MyID, attrLocked, 0);
if (_toolErr) return;
TextHandleSize = size;
}
HLock(h);
}
BlockMove(cp, *h + TextHandleUsed, length);
TextHandleUsed += length;
}
void SetText(void) {
Handle handle;
TERecord *temp;
longword oldStart, oldEnd;
handle = (Handle)GetCtlHandleFromID(MyWindow, rCtrlTE);
temp = *(TERecord **)handle;
temp->textFlags &= (~fReadOnly);
TESetSelection((Pointer)-1, (Pointer)-1, handle);
TESetText(teDataIsTextBlock, (Ref)*TextHandle, TextHandleUsed, NULL, NULL, handle);
temp->textFlags |= fReadOnly;
TextHandleUsed = 0;
}
static char buffer[512];
void TCPLoop(void) {
static srBuff sr;
static rlrBuff rlr;
Word terr;
unsigned x;
int status;
Word ipid = connection.ipid;
switch (st) {
case st_idle:
if (GetTick() >= qtick) {
TCPIPWriteTCP(ipid, "QUIT\r\n", 6, 1, 0);
qtick = GetTick() + 60 * 30;
st = st_quit;
return;
}
break;
case st_connect:
x = ConnectionPoll(&connection);
switch (connection.state) {
case kConnectionStateConnected:
MarinettiCallback("\pConnected.");
++st;
break;
case kConnectionStateDisconnected:
MarinettiCallback("\pDisconnected.");
EnableControls();
st = st_none;
break;
case kConnectionStateError:
MarinettiCallback("\pConnection Error.");
EnableControls();
st = st_none;
break;
}
return;
case st_disconnect:
x = ConnectionPoll(&connection);
switch (connection.state) {
case kConnectionStateDisconnected:
case kConnectionStateError:
EnableControls();
st = st_none;
break;
}
return;
redo:
case st_login:
case st_client:
case st_define1:
case st_define2:
case st_define3:
case st_quit:
TCPIPPoll();
sr.srRcvQueued = 0;
terr = TCPIPStatusTCP(ipid, &sr);
if (sr.srRcvQueued == 0) {
if (GetTick() >= qtick) {
/* timeout */
}
return;
}
/* all data should be \r\n delimited. we want to keep the \r */
terr = TCPIPReadLineTCP(ipid, "\p\n", 0x0000, (Ref)&buffer,
sizeof(buffer) - 2, &rlr);
if (terr) return;
if (!rlr.rlrIsDataFlag)
return;
qtick += 60 * 15; /* bump timeout */
/* ensure a trailing \r and 0 */
x = rlr.rlrBuffCount;
if (x) {
--x;
if (buffer[x] != '\r') {
buffer[x] = '\r';
++x;
}
++x;
}
buffer[x] = 0;
rlr.rlrBuffCount = x;
if (st != st_define3) {
unsigned i;
status = 0;
for (i = 0;; ++i) {
unsigned c = buffer[i];
if (isdigit(c)) {
status *= 10;
status += c - '0';
continue;
}
if (isspace(c) || c == 0)
break;
status = -1;
break;
}
if (i == 0)
status = -1;
}
break;
}
switch (st) {
case st_login:
/* expect a 220 status */
if (status == 220) {
++st;
terr = TCPIPWriteTCP(ipid, "CLIENT dict-nda-iigs\r\n", 22, 1, 0);
}
/* else error... */
break;
case st_client:
/* expect 250 status */
if (status == 250) {
++st;
/* send define string... */
define(ipid, NULL);
}
/* else error */
break;
case st_define1:
/* expect 550, 552, or 150 status */
if (status == 150) {
++st;
break;
}
if (status == 552) {
MarinettiCallback("\pNo match");
st = st_idle;
} else {
AppendText(rlr.rlrBuffCount, buffer);
SetText();
st = st_idle;
}
EnableControls();
qtick = GetTick() + 60 * 60 * 2; /* 2-minute timeout */
break;
case st_define2:
/* expect 151 */
if (status == 151)
++st;
else if (status == 250) {
st = st_idle;
qtick = GetTick() + 60 * 60 * 2; /* 2-minute timeout */
SetText();
EnableControls();
} else {
}
break;
case st_define3:
/* expect definition text. '.' terminates. */
if (buffer[0] == '.') {
AppendText(rlr.rlrBuffCount - 1, buffer + 1);
if (buffer[1] == '\r') {
--st;
}
} else {
AppendText(rlr.rlrBuffCount, buffer);
}
goto redo;
break;
case st_quit:
/* expect 221 but doesn't really matter... */
ConnectionClose(&connection);
st = st_disconnect;
break;
}
}
// activate/inactivate controls based on Marinetti status
void UpdateStatus(Boolean redraw) {
if (FlagTCP) // TCP started
{
SetInfoRefCon((LongWord) "\pNetwork Connected", MyWindow);
} else {
SetInfoRefCon((LongWord) "\pNetwork Disconnected", MyWindow);
}
if (redraw)
DrawInfoBar(MyWindow);
}
#pragma databank 1
/*
* Watch for TCP status updates.
*/
pascal word HandleRequest(word request, longword dataIn, longword dataOut) {
Word oldRApp;
oldRApp = GetCurResourceApp();
SetCurResourceApp(MyID);
if (request == TCPIPSaysNetworkUp) {
FlagTCP = true;
UpdateStatus(true);
}
if (request == TCPIPSaysNetworkDown) {
FlagTCP = false;
ipid = 0;
UpdateStatus(true);
}
SetCurResourceApp(oldRApp);
}
pascal void MarinettiCallback(char *str) {
if (MyWindow) {
SetInfoRefCon((LongWord)str, MyWindow);
DrawInfoBar(MyWindow);
}
}
pascal void DrawInfo(Rect *rect, const char *str, GrafPortPtr w) {
SetForeColor(0x00);
SetBackColor(0x0f);
EraseRect(rect);
if (str) {
MoveTo(/*8, 22*/ rect->h1 + 10, rect->v1 + 9);
DrawString(str);
}
}
void DrawWindow(void) { DrawControls(GetPort()); }
#pragma databank 0
void MakeCtlTargetByID(GrafPortPtr window, Long resID) {
CtlRecHndl h = GetCtlHandleFromID(window, resID);
if (h) MakeThisCtlTarget(h);
}
void NDAInit(Word code) {
if (code) {
MyWindow = NULL;
FlagTCP = false;
ToolsLoaded = false;
MyID = MMStartUp();
ipid = 0;
st = st_none;
} else {
if (ToolsLoaded)
NDAShutDownTools(&ss);
ToolsLoaded = false;
}
}
void NDAClose(void) {
// if running, shut down.
AcceptRequests(ReqName, MyID, NULL);
ConnectionAbort(&connection);
CloseWindow(MyWindow);
MyWindow = NULL;
NDAResourceShutDown(&resInfo);
if (TextHandle) {
DisposeHandle(TextHandle);
TextHandle = NULL;
TextHandleUsed = 0;
TextHandleSize = 0;
}
}
GrafPortPtr NDAOpen(void) {
MyWindow = NULL;
TextHandle = NULL;
TextHandleSize = 0;
TextHandleSize = 0;
if (!ToolsLoaded) {
if (NDAStartUpTools(MyID, &ss)) {
NDAShutDownTools(&ss);
return NULL;
}
ToolsLoaded = true;
}
if (TCPIPLongVersion() < 0x03006011) {
AlertWindow(awCString, NULL,
(Ref) "24~Marinetti 3.0b11 or newer required.~^Ok");
return NULL;
}
// Check if Marinetti Active.
FlagTCP = TCPIPGetConnectStatus();
if (NDAResourceStartUp(MyID, readEnable, &resInfo)) {
MyWindow = NewWindow2(NULL, 0, DrawWindow, NULL, refIsResource, rWindow,
rWindParam1);
SetInfoDraw(DrawInfo, MyWindow);
UpdateStatus(0);
AcceptRequests(ReqName, MyID, &HandleRequest);
MakeCtlTargetByID(MyWindow, rCtrlLE);
SetSysWindow(MyWindow);
ShowWindow(MyWindow);
SelectWindow(MyWindow);
ConnectionInit(&connection, MyID, MarinettiCallback);
NDAResourceRestore(&resInfo);
return MyWindow;
}
return NULL;
}
static char word_to_define[256];
int define(Word ipid, const char *dict) {
word terr;
int ok;
unsigned x;
static char buffer[512];
if (!dict || !*dict)
dict = "!";
x = sprintf(buffer, "DEFINE %s \"%b\"\r\n", dict, word_to_define);
terr = TCPIPWriteTCP(ipid, buffer, x, 1, 0);
return 0;
}
void DoDefine(void) {
unsigned i;
Handle handle;
handle = (Handle)GetCtlHandleFromID(MyWindow, rCtrlTE);
TESetText(teDataIsTextBlock, (Ref)"", 0, NULL, NULL, handle);
GetLETextByID(MyWindow, rCtrlLE, (StringPtr)word_to_define);
i = word_to_define[0];
while (i && isspace(word_to_define[i])) --i;
if (!i) return;
word_to_define[0] = i;
word_to_define[i+1] = 0;
/* considerations:
1. is the network connected?
2. is a tcp connection already established?
*/
if (!FlagTCP) {
MarinettiCallback("\pConnecting to network...");
TCPIPConnect(MarinettiCallback);
if (!FlagTCP) return;
}
qtick = GetTick() + 30 * 60;
DisableControls();
switch(st) {
case st_idle:
define(connection.ipid, NULL);
st = st_define1;
break;
default:
ConnectionAbort(&connection);
case st_none:
ConnectionOpenC(&connection, "dict.org", 2628);
st = st_connect;
break;
}
}
void EnableControls(void) {
HiliteCtlByID(noHilite, MyWindow, rCtrlLE);
HiliteCtlByID(noHilite, MyWindow, rCtrlDefine);
}
void DisableControls(void) {
HiliteCtlByID(inactiveHilite, MyWindow, rCtrlLE);
HiliteCtlByID(inactiveHilite, MyWindow, rCtrlDefine);
}
word NDAAction(void *param, int code) {
word eventCode;
static EventRecord event = {0};
if (code == runAction) {
if (st)
TCPLoop();
return 1;
}
else if (code == eventAction) {
BlockMove((Pointer)param, (Pointer)&event, 16);
event.wmTaskMask = 0x001FFFFF;
eventCode = TaskMasterDA(0, &event);
switch (eventCode) {
case updateEvt:
BeginUpdate(MyWindow);
DrawWindow();
EndUpdate(MyWindow);
break;
case wInControl:
switch (event.wmTaskData4) {
/* start marinetti */
case rCtrlDefine:
DoDefine();
break;
}
// todo - Command-A selects all.
}
} else if (code == copyAction) {
TECopy(NULL);
return 1; // yes we handled it.
}
return 0;
}