37
37
interrupted = false;
40
function get_console_start_directory()
42
if((typeof(current_path) != 'undefined') && current_file)
44
// We have a current_path - give a suggestion to the server
46
if (current_file.isdir)
49
return path_join("/home", current_path);
53
// Editor - need to chop off filename
54
var tmp_path = current_path.split('/');
56
return path_join("/home", tmp_path.join('/'));
61
// No current_path - let the server decide
39
66
/* Starts the console server, if it isn't already.
40
67
* This can be called any number of times - it only starts the one server.
41
68
* Note that this is asynchronous. It will return after signalling to start
58
85
var callback1 = function(xhr)
60
87
var json_text = xhr.responseText;
61
server_key = JSON.parse(json_text).key;
62
server_started = true;
68
if((typeof(current_path) != 'undefined') && current_file)
70
// We have a current_path - give a suggestion to the server
72
if (current_file.isdir)
75
path = path_join("/home", current_path);
79
// Editor - need to chop off filename
80
var tmp_path = current_path.split('/');
82
path = path_join("/home", tmp_path.join('/'));
84
ajax_call(callback1, "console", "service", {"ivle.op": "start", "cwd": path}, "POST");
88
// No current_path - let the server decide
89
ajax_call(callback1, "console", "service", {"ivle.op": "start"}, "POST");
90
server_key = JSON.parse(json_text).key;
91
server_started = true;
93
"ivle.op": "chat", "kind": "splash", "key": server_key
95
var callback2 = function(xhr)
97
console_response(null, null, xhr.responseText);
101
ajax_call(callback2, "console", "service", args, "POST");
105
alert("An error occured when starting the IVLE console. " +
106
"Please refresh the page and try again.\n" +
107
"Details have been logged for further examination.")
111
$("#console_output").append(
112
'<span class="console_message">IVLE console starting up...</span>\n');
113
console_maximize(true);
115
callback1, "console", "service",
116
{"ivle.op": "start", "cwd": get_console_start_directory()},
120
/** Start up the console backend before the user has entered text.
121
* This will disable the text input, start a backend, and enable the input
124
function start_server_early()
126
var inputbox = document.getElementById("console_inputText");
127
inputbox.setAttribute("disabled", "disabled");
128
var callback = function(xhr)
130
inputbox.removeAttribute("disabled")
132
start_server(callback);
93
135
/** Initialises the console. All apps which import console are required to
117
159
function console_minimize()
119
161
if (!windowpane_mode) return;
120
console_body.setAttribute("class", "windowpane minimal");
162
console_body.setAttribute("class", "console_body windowpane minimal");
121
163
console_filler.setAttribute("class", "windowpane minimal");
124
166
/** Show the main console panel, so it enlarges out to its full size.
126
function console_maximize()
168
function console_maximize(do_not_start)
128
170
if (!windowpane_mode) return;
129
console_body.setAttribute("class", "windowpane maximal");
171
if (!do_not_start && !server_started) start_server_early();
172
console_body.setAttribute("class", "console_body windowpane maximal");
130
173
console_filler.setAttribute("class", "windowpane maximal");
253
296
interrupted = false;
298
// Open up the console so we can see the output
255
301
if (typeof(inputbox) == "string")
257
var inputline = inputbox;
303
var inputline = inputbox + "\n";
259
var graytimer = null;
263
GLOBAL_inputbox = inputbox; /* For timer */
308
/* Disable the text box */
309
inputbox.setAttribute("disabled", "disabled");
264
311
var inputline = inputbox.value + "\n";
265
var graytimer = setTimeout("GLOBAL_inputbox.setAttribute(\"class\", "
266
+ "\"disabled\");", 100);
268
313
var output = document.getElementById("console_output");
271
316
var span = document.createElement("span");
272
317
span.setAttribute("class", "inputPrompt");
273
318
span.appendChild(document.createTextNode(
274
document.getElementById("console_prompt").firstChild.textContent)
319
document.getElementById("console_prompt").firstChild.nodeValue)
276
321
output.appendChild(span);
277
322
// Print input line itself in a span
279
324
span.setAttribute("class", "inputMsg");
280
325
span.appendChild(document.createTextNode(inputline));
281
326
output.appendChild(span);
327
divScroll.activeScroll();
283
var args = {"ivle.op": "chat", "kind": which, "key": server_key, "text":inputline};
330
"ivle.op": "chat", "kind": which, "key": server_key,
331
"text": inputline, "cwd": get_console_start_directory()
284
333
var callback = function(xhr)
286
console_response(inputbox, graytimer, inputline, xhr.responseText);
335
console_response(inputbox, inputline, xhr.responseText);
288
/* Disable the text box */
289
if (inputbox != null)
290
inputbox.setAttribute("disabled", "disabled");
291
337
ajax_call(callback, "console", "service", args, "POST");
294
function console_response(inputbox, graytimer, inputline, responseText)
340
function console_response(inputbox, inputline, responseText)
347
395
if (res.output.length > 0)
349
397
output.appendChild(document.createTextNode(res.output));
398
divScroll.activeScroll();
351
400
var callback = function(xhr)
353
console_response(inputbox, graytimer,
354
null, xhr.responseText);
402
console_response(inputbox, null, xhr.responseText);
362
410
var kind = "chat";
364
var args = {"ivle.op": "chat", "kind": kind, "key": server_key, "text":''};
413
"ivle.op": "chat", "kind": kind, "key": server_key,
414
"text": '', "cwd": get_console_start_directory()
365
416
ajax_call(callback, "console", "service", args, "POST");
367
418
// Open up the console so we can see the output
368
// FIXME: do we need to maximize here?
369
419
console_maximize();
372
divScroll.activeScroll();
374
421
// Return early, so we don't re-enable the input box.
424
else if (res.hasOwnProperty('input'))
379
// assert res.hasOwnProperty('input')
430
alert("An internal error occurred in the python console.");
383
434
if (inputbox != null)
385
436
/* Re-enable the text box */
386
clearTimeout(graytimer);
387
437
inputbox.removeAttribute("disabled");
388
inputbox.removeAttribute("class");
389
438
interrupted = false;
392
/* Open up the console so we can see the output */
394
441
/* Auto-scrolling */
395
442
divScroll.activeScroll();
441
488
hist.submit(inp.value);
442
489
inp.value = hist.curr();
492
/* Disable the text box. This will be redone by
493
* console_enter_line, but we do it here too in case start_server
496
inp.setAttribute("disabled", "disabled");
444
497
/* Start the server if it hasn't already been started */
445
498
start_server(callback);
447
500
case 38: /* Up arrow */
448
501
hist.up(inp.value);
449
502
inp.value = hist.curr();
503
/* Inhibit further responses to this event, or WebKit moves the
504
* cursor to the start. */
451
507
case 40: /* Down arrow */
452
508
hist.down(inp.value);
453
509
inp.value = hist.curr();
473
xhr = ajax_call(null, "console", "service", {"ivle.op": "chat", "kind": "terminate", "key": server_key}, "POST");
474
console_response(null, null, null, xhr.responseText);
530
xhr = ajax_call(null, "console", "service", {"ivle.op": "chat", "kind": "terminate", "key": server_key, "cwd": get_console_start_directory()}, "POST");
531
console_response(null, null, xhr.responseText);
478
535
/** Prints an error line in the console **/
479
function print_error(error)
536
function print_error(error, cls)
481
541
var output = document.getElementById("console_output");
483
543
// Create text block
484
544
var span = document.createElement("span");
485
span.setAttribute("class", "errorMsg");
545
span.setAttribute("class", cls);
486
546
span.appendChild(document.createTextNode(error + "\n"));
487
547
output.appendChild(span);