views.py 60.6 KB
Newer Older
Janez K's avatar
Janez K committed
1
2
3
4
5
6
7
8
9
10
11
# helperji, context stvari
from django.shortcuts import render, get_object_or_404, redirect
from django.http import Http404, HttpResponse
from django.contrib import messages
from django.core import serializers
from django.utils import simplejson
from workflows.urls import *
from workflows.helpers import *
import workflows.interaction_views
import workflows.visualization_views
import sys
12
import traceback
Janez K's avatar
Janez K committed
13
from django.views.decorators.cache import never_cache
Janez K's avatar
Janez K committed
14

Janez K's avatar
Janez K committed
15
16
from jsonview.decorators import json_view

Janez K's avatar
Janez K committed
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
# modeli
from workflows.models import *
from django.contrib.auth.models import User

from workflows.utils import *

# auth fore
from django.contrib.auth.decorators import login_required

#settings
from mothra.settings import DEBUG, FILES_FOLDER

#ostalo
import os

32
33
34
35
from workflows import module_importer
def setattr_local(name, value, package):
    setattr(sys.modules[__name__], name, value)
module_importer.import_all_packages_libs("views",setattr_local)
36

Janez K's avatar
Janez K committed
37
38
39
40
41
42
43
44
45
46
47
48
49
@login_required
def get_category(request):
    if request.is_ajax() or DEBUG:
        c = get_object_or_404(Category, pk=request.POST['category_id'])
        if (c.user==request.user):
            return render(request, 'category.html', {'category':c})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)

@login_required
def index(request):
50
51
52
53
    try:
        if request.user.userprofile.active_workflow is None:
            return redirect('new workflow')
    except:
Janez K's avatar
Janez K committed
54
55
56
57
58
59
60
61
62
63
64
65
66
        return redirect('new workflow')
    categories = Category.objects.all()
    user_categories = request.user.categories.all()
    user_widgets = request.user.widgets.filter(category=None)
    return render(request, 'index.html', {'categories':categories,'user':request.user,'user_categories':user_categories,'user_widgets':user_widgets})

@login_required
def new_workflow(request):
    w = Workflow()
    w.user = request.user
    w.save()
    request.user.userprofile.active_workflow = w
    request.user.userprofile.save()
67
    return redirect('editor')
Janez K's avatar
Janez K committed
68

Janez K's avatar
Janez K committed
69
70
71
72
73
74
75
@login_required
def open_workflow(request,workflow_id):
    w = get_object_or_404(Workflow, pk=workflow_id)
    if w.user == request.user:
        request.user.userprofile.active_workflow = w
        request.user.userprofile.save()
    else:
Janez K's avatar
Janez K committed
76
        return HttpResponse(status=400)
77
    return redirect('editor')
Janez K's avatar
Janez K committed
78

Janez K's avatar
Janez K committed
79
80
81
82
83
84
85
86
87
@login_required
def widget_progress(request):
    w = get_object_or_404(Widget, pk=request.GET['widget_id'])
    if w.running:
        return HttpResponse(w.progress)
    else:
        if w.progress==100:
            return HttpResponse("100")
        return HttpResponse("-1")
Janez K's avatar
Janez K committed
88

Janez K's avatar
Janez K committed
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
@login_required
def add_widget(request):
    if request.is_ajax() or DEBUG:
        if request.POST.has_key("abstractwidget_id"):
            aw = get_object_or_404(AbstractWidget, pk=request.POST['abstractwidget_id'])
            workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
            if (workflow.user==request.user):
                w = Widget()
                w.workflow = workflow
                w.x = int(request.POST['scrollLeft'])+50
                y = int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=w.x).count()>0:
                    y = y + 100
                w.y = y
                w.name = aw.name
                w.abstract_widget = aw
                w.type = 'regular'
                w.save()
107
108
                inputOrder = 0
                paramOrder = 0
Janez K's avatar
Janez K committed
109
                for i in aw.inputs.all():
dejan's avatar
dejan committed
110
111
                    print(i.short_name)
                    print(aw.inputs.all())
Janez K's avatar
Janez K committed
112
113
114
115
116
117
118
119
120
                    j = Input()
                    j.name = i.name
                    j.short_name = i.short_name
                    j.description = i.description
                    j.variable = i.variable
                    j.widget = w
                    j.required = i.required
                    j.parameter = i.parameter
                    j.value = None
121
122
123
124
125
126
                    if (i.parameter):
                        paramOrder += 1
                        j.order = paramOrder
                    else:
                        inputOrder += 1
                        j.order = inputOrder
Janez K's avatar
Janez K committed
127
128
129
130
131
132
133
134
135
136
137
138
                    if not i.multi:
                        j.value = i.default
                    j.parameter_type = i.parameter_type
                    if i.multi:
                        j.multi_id = i.id
                    j.save()
                    for k in i.options.all():
                        o = Option()
                        o.name = k.name
                        o.value = k.value
                        o.input = j
                        o.save()
139
                outputOrder = 0
Janez K's avatar
Janez K committed
140
141
142
143
144
145
146
                for i in aw.outputs.all():
                    j = Output()
                    j.name = i.name
                    j.short_name = i.short_name
                    j.description = i.description
                    j.variable = i.variable
                    j.widget = w
147
148
                    outputOrder += 1
                    j.order = outputOrder
Janez K's avatar
Janez K committed
149
                    j.save()
150
151
                w.defered_outputs = w.outputs.defer("value").all()
                w.defered_inputs = w.inputs.defer("value").all()
Janez K's avatar
Janez K committed
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
                return render(request, 'widgets.html', {'widgets':[w,]})
            else:
                return HttpResponse(status=400)
        else:
            aw = get_object_or_404(Widget, pk=request.POST['copywidget_id'])
            if aw.type == 'regular':
                workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
                if (workflow.user==request.user):
                    w = Widget()
                    w.workflow = workflow
                    w.x = int(request.POST['scrollLeft'])+50
                    y = int(request.POST['scrollTop'])+50
                    while workflow.widgets.filter(y=y,x=w.x).count()>0:
                        y = y + 100
                    w.y = y
                    w.name = aw.name
                    w.abstract_widget = aw.abstract_widget
                    w.type = aw.type
                    w.save()
                    for i in aw.inputs.all():
                        j = Input()
                        j.name = i.name
                        j.short_name = i.short_name
                        j.description = i.description
                        j.variable = i.variable
                        j.widget = w
                        j.required = i.required
                        j.parameter = i.parameter
Janez K's avatar
Janez K committed
180
                        j.parameter_type = i.parameter_type
Janez K's avatar
Janez K committed
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
                        j.value = i.value
                        j.multi_id = i.multi_id
                        j.save()
                        for k in i.options.all():
                            o = Option()
                            o.name = k.name
                            o.value = k.value
                            o.input = j
                            o.save()
                    for i in aw.outputs.all():
                        j = Output()
                        j.name = i.name
                        j.short_name = i.short_name
                        j.description = i.description
                        j.variable = i.variable
                        j.widget = w
                        j.save()
198
199
                    w.defered_outputs = w.outputs.defer("value").all()
                    w.defered_inputs = w.inputs.defer("value").all()
Janez K's avatar
Janez K committed
200
                    return render(request, 'widgets.html', {'widgets':[w,]})
Janez K's avatar
Janez K committed
201
202
203
204
205
            elif aw.type=='subprocess':
                workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
                if (workflow.user==request.user):
                    widget_conversion = {}
                    input_conversion = {}
Janez K's avatar
Janez K committed
206
                    output_conversion = {}
Janez K's avatar
Janez K committed
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
                    w = Widget()
                    w.workflow = workflow
                    w.x = int(request.POST['scrollLeft'])+50
                    y = int(request.POST['scrollTop'])+50
                    while workflow.widgets.filter(y=y,x=w.x).count()>0:
                        y = y + 100
                    w.y = y
                    w.name = aw.name
                    w.abstract_widget = aw.abstract_widget
                    w.type = aw.type
                    w.save()
                    widget_conversion[aw.pk]=w.pk
                    for i in aw.inputs.all():
                        j = Input()
                        j.name = i.name
                        j.short_name = i.short_name
                        j.description = i.description
                        j.variable = i.variable
                        j.widget = w
                        j.required = i.required
                        j.parameter = i.parameter
Janez K's avatar
Janez K committed
228
                        j.parameter_type = i.parameter_type
Janez K's avatar
Janez K committed
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
                        j.value = i.value
                        j.multi_id = i.multi_id
                        j.save()
                        input_conversion[i.pk]=j.pk
                        for k in i.options.all():
                            o = Option()
                            o.name = k.name
                            o.value = k.value
                            o.input = j
                            o.save()
                    for i in aw.outputs.all():
                        j = Output()
                        j.name = i.name
                        j.short_name = i.short_name
                        j.description = i.description
                        j.variable = i.variable
                        j.widget = w
                        j.save()
                        output_conversion[i.pk]=j.pk
Janez K's avatar
Janez K committed
248
                    workflows.models.copy_workflow(aw.workflow_link, request.user, widget_conversion,input_conversion,output_conversion,w)
249
250
                    w.defered_outputs = w.outputs.defer("value").all()
                    w.defered_inputs = w.inputs.defer("value").all()
Janez K's avatar
Janez K committed
251
                    return render(request, 'widgets.html', {'widgets':[w,]})
Janez K's avatar
Janez K committed
252
253
254
255
            else:
                return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
256

Janez K's avatar
Janez K committed
257
258
259
260
261
262
263
264
265
266
267
268
269
@login_required
def save_position(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            w.x = request.POST['x']
            w.y = request.POST['y']
            w.save()
            return HttpResponse("Ok!")
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
270

Janez K's avatar
Janez K committed
271
272
273
274
275
276
277
278
279
280
281
@login_required
def add_connection(request):
    if request.is_ajax() or DEBUG:
        deleted = -1
        added = -1
        refresh = -1
        refreshworkflow = -1
        success = False
        mimetype = 'application/javascript'
        message = ""
        previousExists=False
282
283
284
285
        i = Input.objects.defer("value").get(pk=request.POST['input_id'])
        #i = get_object_or_404(Input, pk=request.POST['input_id'])
        o = Output.objects.defer("value").get(pk=request.POST['output_id'])
        #o = get_object_or_404(Output, pk=request.POST['output_id'])
Janez K's avatar
Janez K committed
286
287
288
289
        if (i.widget.workflow==o.widget.workflow and i.widget.workflow.user == request.user):
            if Connection.objects.filter(input=i).exists():
                previousExists=True
                new_c = Connection.objects.get(input=i)
290
                oldOutput = Output.objects.defer("value").get(pk=new_c.output_id)
Janez K's avatar
Janez K committed
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
                deleted=new_c.id
            else:
                new_c = Connection()
            new_c.input = i
            new_c.output = o
            new_c.workflow = i.widget.workflow
            new_c.save()
            if not checkForCycles(i.widget,i.widget):
                if previousExists:
                    new_c.output=oldOutput
                    new_c.save()
                else:
                    new_c.delete()
                success = False
                message = "Adding this connection would result in a cycle in the workflow."
                data = simplejson.dumps({'message':message,'success':success,'deleted':deleted,'added':added,'input_id':request.POST['input_id'],'output_id':request.POST['output_id']})
                return HttpResponse(data,mimetype)
            added = new_c.id
            new_c.input.widget.unfinish()
            if deleted==-1:
                if new_c.input.multi_id != 0:
                    i = new_c.input
                    j = Input()
                    j.name = i.name
                    j.short_name = i.short_name
                    j.description = i.description
                    j.variable = i.variable
                    j.widget = i.widget
                    j.required = i.required
                    j.parameter = i.parameter
                    j.value = None
                    j.parameter_type = i.parameter_type
                    j.multi_id = i.multi_id
                    j.save()
                    refresh = i.widget.id
                    refreshworkflow = i.widget.workflow.id
            success = True
            message = "Connection added."
            data = simplejson.dumps({'message':message,'success':success,'deleted':deleted,'added':added,'input_id':request.POST['input_id'],'output_id':request.POST['output_id'],'refresh':refresh,'refreshworkflow':refreshworkflow})
            return HttpResponse(data,mimetype)
        else:
            message = "Cannot connect widgets from different workflows."
            data = simplejson.dumps({'message':message,'success':success,'deleted':deleted,'added':added,'input_id':request.POST['input_id'],'output_id':request.POST['output_id'],'refresh':refresh},)
            return HttpResponse(data,mimetype)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
337

Janez K's avatar
Janez K committed
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
@login_required
def delete_connection(request):
    if request.is_ajax() or DEBUG:
        c = get_object_or_404(Connection, pk=request.POST['connection_id'])
        if (c.input.widget.workflow.user!=request.user):
            return HttpResponse(status=400)
        c.input.widget.unfinish()
        mimetype = 'application/javascript'
        refresh = -1
        refreshworkflow = -1
        already_deleted=False
        if c.input.multi_id != 0:
            #pogledamo kok jih je s tem idjem, ce je vec k en, tega pobrisemo
            if c.input.widget.inputs.filter(multi_id=c.input.multi_id).count()>1:
                refresh = c.input.widget.id
                refreshworkflow = c.input.widget.workflow.id
                c.input.delete()
                already_deleted=True
        if not already_deleted:
            c.delete()
        data = simplejson.dumps({'refresh':refresh,'refreshworkflow':refreshworkflow})
        return HttpResponse(data,mimetype)
    else:
        return HttpResponse(status=400)

@login_required
def delete_widget(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        w.unfinish()
Janez K's avatar
Janez K committed
368
        mimetype = 'application/javascript'
Janez K's avatar
Janez K committed
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
        refresh = []
        delete_tab = -1
        if (w.workflow.user!=request.user):
            return HttpResponse(status=400)
        connections = Connection.objects.filter(output__widget=w).filter(input__multi_id__gt=0)
        for c in connections:
            if c.input.widget.inputs.filter(multi_id=c.input.multi_id).count()>1:
                refresh.append((c.input.widget.id,c.input.widget.workflow.id))
                c.input.delete()
        if w.type=='subprocess':
            delete_tab = w.workflow_link.id
        w.delete()
        data = simplejson.dumps({'refresh':list(set(refresh)),'delete_tab':delete_tab})
        return HttpResponse(data,mimetype)
    else:
        return HttpResponse(status=400)

386
387
388
389
390
391
392
393
394
395
396
@login_required
def delete_workflow(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Workflow, pk=request.GET['workflow_id'])
        if (w.user!=request.user):
            return HttpResponse(status=400)
        w.delete()
        return HttpResponse("Ok")
    else:
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
397
398
399
400
401
402
403
404
405
406
407
408
409
410
@login_required
def add_subprocess(request):
    if request.is_ajax() or DEBUG:
        workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
        if (workflow.user==request.user):
            new_w = Workflow()
            new_w.name = "Untitled widget"
            new_w.user = request.user
            w = Widget()
            w.workflow = workflow
            w.workflow_link = new_w
            w.x = int(request.POST['scrollLeft'])+50
            y = int(request.POST['scrollTop'])+50
            while workflow.widgets.filter(y=y,x=w.x).count()>0:
Janez K's avatar
Janez K committed
411
                y = y + 100
Janez K's avatar
Janez K committed
412
413
414
415
416
417
            w.y=y
            w.name = "Untitled widget"
            w.type = 'subprocess'
            w.save()
            new_w.widget = w
            new_w.save()
418
419
            w.defered_outputs = w.outputs.defer("value").all()
            w.defered_inputs = w.inputs.defer("value").all()
Janez K's avatar
Janez K committed
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
            return render(request, 'widgets.html', {'widgets':[w,]})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)

@login_required
def get_subprocess(request):
    if request.is_ajax() or DEBUG:
        widget = get_object_or_404(Widget, pk=request.POST['widget_id'])
        data = simplejson.dumps({'workflow_link':widget.workflow_link.pk,'workflow_name':widget.workflow_link.name})
        mimetype = 'application/javascript'
        return HttpResponse(data,mimetype)
    else:
        return HttpResponse(status=400)

@login_required
def add_for(request):
    success = False
    mimetype = 'application/javascript'
    message = ""
    if request.is_ajax() or DEBUG:
        workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
        if (workflow.user==request.user):
            if workflow.widget==None:
                message = 'The for widgets can only be put in a subprocess.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            elif workflow.widgets.filter(type='for_input').count()>0:
                message = 'This subprocess already has a for loop. Try deleting it and adding it again.'
                data = simplejson.dumps({'message':message,'success':success})
Janez K's avatar
Janez K committed
451
                return HttpResponse(data,mimetype)
Janez K's avatar
Janez K committed
452
            else:
dejan's avatar
dejan committed
453
                print(workflow)
Janez K's avatar
Janez K committed
454
455
456
457
458
459
460
461
462
463
464
                for_input = Widget()
                for_input.workflow = workflow
                for_input.x=int(request.POST['scrollLeft'])+50
                y=int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=for_input.x).count()>0:
                    y = y + 100
                for_input.y=y
                for_input.name = 'For input'
                for_input.type = 'for_input'
                for_input.save()
                output = Output()
dejan's avatar
dejan committed
465
                output.name = 'For input' # subproces inner input
Janez K's avatar
Janez K committed
466
467
468
469
470
471
                output.short_name = 'for'
                output.variable = 'For'
                output.widget = for_input
                output.save()
                input = Input()
                input.widget = workflow.widget
dejan's avatar
dejan committed
472
                input.name = 'For input' # subproces input
Janez K's avatar
Janez K committed
473
474
475
476
477
478
                input.short_name = 'for'
                input.variable = 'For'
                input.inner_output = output
                input.save()
                output.outer_input = input
                output.save()
Janez K's avatar
Janez K committed
479

Janez K's avatar
Janez K committed
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
                widget = Widget()
                widget.workflow = workflow
                widget.x=int(request.POST['scrollLeft'])+200
                widget.y=int(request.POST['scrollTop'])+50
                widget.name = 'For output'
                widget.type = 'for_output'
                widget.save()
                input = Input()
                input.name = 'For output'
                input.short_name = 'for'
                input.variable = 'For'
                input.widget = widget
                input.save()
                output = Output()
                output.widget = workflow.widget
                output.name = 'For output'
                output.short_name = 'for'
                output.variable = 'For'
                output.inner_input = input
                output.save()
                input.outer_output = output
                input.save()
502
503
504
                for_input.defered_outputs = for_input.outputs.defer("value").all()
                for_input.defered_inputs = for_input.inputs.defer("value").all()
                widget.defered_outputs = widget.outputs.defer("value").all()
Janez K's avatar
Janez K committed
505
506
                widget.defered_inputs = widget.inputs.defer("value").all()
                return render(request, 'widgets.html', {'widgets':[for_input,widget]})
Janez K's avatar
Janez K committed
507
508
509
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
510
511
        return HttpResponse(status=400)

dejan's avatar
dejan committed
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
@login_required
def add_cv(request):
    success = False
    mimetype = 'application/javascript'
    message = ""
    if request.is_ajax() or DEBUG:
        workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
        if (workflow.user==request.user):
            """Check if the workflow is from the user that has send the request"""
            if workflow.widget==None:
                message = 'The for widgets can only be put in a subprocess.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            elif workflow.widgets.filter(type='for_input').count()>0:
                message = 'This subprocess already has a for loop. Try deleting it and adding it again.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            elif workflow.widgets.filter(type='cv_input').count()>0:
                message = 'This subprocess already has cross validation. Try deleting it and adding it again.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            else:
                # input: data
                cv_input_data = Widget()
                cv_input_data.workflow = workflow
                cv_input_data.x=int(request.POST['scrollLeft'])+50
                y=int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=cv_input_data.x).count()>0:
                    y = y + 100
                cv_input_data.y=y
                cv_input_data.name = 'cv input'
                cv_input_data.type = 'cv_input'
                cv_input_data.save()

                output = Output()
                output.name = 'cv input data'
                output.short_name = 'trn' # subproces inner input
                output.variable = 'CVD'
                output.widget = cv_input_data
                output.save()
                input = Input()
                input.widget = workflow.widget
                input.name = 'cv input data'
                input.short_name = 'dat'  # subproces input
                input.variable = 'CVD'
                input.inner_output = output
                input.save()
                output.outer_input = input
                output.save()

                # input: number of folds 
                cv_input_fold = Widget()
                cv_input_fold.workflow = workflow
                cv_input_fold.x=int(request.POST['scrollLeft'])+50
                y=int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=cv_input_fold.x).count()>0:
                    y = y + 100
                cv_input_fold.y=y
                cv_input_fold.name = 'cv input2'
                cv_input_fold.type = 'cv_input2'
                cv_input_fold.save()

                output = Output()
                output.name = 'cv input data'
                output.short_name = 'tst' # subproces inner input
                output.variable = 'CVF'
                output.widget = cv_input_data
                output.save()
                input = Input()
                input.widget = workflow.widget
                input.name = 'cv input folds'
                input.short_name = 'cvf'
                input.variable = 'CVF'
                input.inner_output = output
                input.save()
                output.outer_input = input
                output.save()

                # input: seed
                cv_input_fold = Widget()
                cv_input_fold.workflow = workflow
                cv_input_fold.x=int(request.POST['scrollLeft'])+50
                y=int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=cv_input_fold.x).count()>0:
                    y = y + 100
                cv_input_fold.y=y
                cv_input_fold.name = 'cv input3'
                cv_input_fold.type = 'cv_input3'
                cv_input_fold.save()

                output = Output()
                output.name = 'cv input data'
                output.short_name = 'sed' # subproces inner input
                output.variable = 'CVS'
                output.widget = cv_input_data
                output.save()
                input = Input()
                input.widget = workflow.widget
                input.name = 'cv input seed'
                input.short_name = 'sed'
                input.variable = 'CVS'
                input.inner_output = output
                input.save()
                output.outer_input = input
                output.save()

                # output
                widget = Widget()
                widget.workflow = workflow
                widget.x=int(request.POST['scrollLeft'])+200
                widget.y=int(request.POST['scrollTop'])+50
                widget.name = 'cv output'
                widget.type = 'cv_output'
                widget.save()
                input = Input()
                input.name = 'cv output'
                input.short_name = 'res'
                input.variable = 'Res'
                input.widget = widget
                input.save()
                output = Output()
                output.widget = workflow.widget
                output.name = 'cv output'
                output.short_name = 'res'
                output.variable = 'Res'
                output.inner_input = input
                output.save()
                input.outer_output = output
                input.save()
                cv_input_data.defered_outputs = cv_input_data.outputs.defer("value").all()
                cv_input_data.defered_inputs = cv_input_data.inputs.defer("value").all()
                widget.defered_outputs = widget.outputs.defer("value").all()
                widget.defered_inputs = widget.inputs.defer("value").all()
                return render(request, 'widgets.html', {'widgets':[cv_input_data,widget]})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
650

Janez K's avatar
Janez K committed
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
@login_required
def add_input(request):
    success = False
    mimetype = 'application/javascript'
    message = ""
    if request.is_ajax() or DEBUG:
        workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
        if (workflow.user==request.user):
            if workflow.widget==None:
                message = 'The input widget can only be put in a subprocess.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            else:
                widget = Widget()
                widget.workflow = workflow
                widget.x=int(request.POST['scrollLeft'])+50
                y = int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=widget.x).count()>0:
Janez K's avatar
Janez K committed
669
                    y = y + 100
Janez K's avatar
Janez K committed
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
                widget.y=y
                widget.name = 'Input'
                widget.type = 'input'
                widget.save()
                output = Output()
                output.name = 'Input'
                output.short_name = 'inp'
                output.variable = 'Input'
                output.widget = widget
                output.save()
                input = Input()
                input.widget = workflow.widget
                input.name = 'Input'
                input.short_name = 'inp'
                input.variable = 'Input'
                input.inner_output = output
                input.save()
                output.outer_input = input
                output.save()
689
690
                widget.defered_outputs = widget.outputs.defer("value").all()
                widget.defered_inputs = widget.inputs.defer("value").all()
Janez K's avatar
Janez K committed
691
692
693
694
695
                return render(request, 'widgets.html', {'widgets':[widget,]})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
696

Janez K's avatar
Janez K committed
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
@login_required
def add_output(request):
    success = False
    mimetype = 'application/javascript'
    message = ""
    if request.is_ajax() or DEBUG:
        workflow = get_object_or_404(Workflow, pk=request.POST['active_workflow'])
        if (workflow.user==request.user):
            if workflow.widget==None:
                message = 'The output widget can only be put in a subprocess.'
                data = simplejson.dumps({'message':message,'success':success})
                return HttpResponse(data,mimetype)
            else:
                widget = Widget()
                widget.workflow = workflow
                widget.x=int(request.POST['scrollLeft'])+50
                y = int(request.POST['scrollTop'])+50
                while workflow.widgets.filter(y=y,x=widget.x).count()>0:
                    y = y + 100
                widget.y=y
                widget.name = 'Output'
                widget.type = 'output'
                widget.save()
                input = Input()
                input.name = 'Output'
                input.short_name = 'out'
                input.variable = 'Output'
                input.widget = widget
                input.save()
                output = Output()
                output.widget = workflow.widget
                output.name = 'Output'
                output.short_name = 'out'
                output.variable = 'Output'
                output.inner_input = input
                output.save()
                input.outer_output = output
                input.save()
735
736
                widget.defered_outputs = widget.outputs.defer("value").all()
                widget.defered_inputs = widget.inputs.defer("value").all()
Janez K's avatar
Janez K committed
737
738
739
740
                return render(request, 'widgets.html', {'widgets':[widget,]})
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
741
742
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
743
744
745
746
747
@login_required
def synchronize_widgets(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Workflow,pk=request.POST['workflow_id'])
        if (w.user==request.user):
748
            widgets = w.widgets.all()
Janez K's avatar
Janez K committed
749
750
            defered_outputs = list(Output.objects.defer("value").filter(widget__workflow=w))
            defered_inputs = list(Input.objects.defer("value").filter(widget__workflow=w))
751
            for w in widgets:
Janez K's avatar
Janez K committed
752
753
                w.defered_outputs = filter(lambda e: e.widget_id == w.id,defered_outputs)
                w.defered_inputs = filter(lambda e: e.widget_id == w.id,defered_inputs)
754
            return render(request, 'widgets.html', {'widgets':widgets})
Janez K's avatar
Janez K committed
755
756
757
758
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
759

Janez K's avatar
Janez K committed
760
761
762
763
764
765
766
767
768
769
770
771
@login_required
def synchronize_connections(request):
    if request.is_ajax() or DEBUG:
        mimetype = 'application/javascript'
        w = get_object_or_404(Workflow,pk=request.POST['workflow_id'])
        if (w.user==request.user):
            c = Connection.objects.filter(input__widget__workflow=w)
            data = serializers.serialize('json', c)
            return HttpResponse(data,mimetype)
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
772
773
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
774
775
776
777
778
@login_required
def get_widget(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
779
780
            w.defered_outputs = w.outputs.defer("value").all()
            w.defered_inputs = w.inputs.defer("value").all()
Janez K's avatar
Janez K committed
781
782
783
784
785
            return render(request, 'widgets.html', {'widgets':[w,]})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
786

Janez K's avatar
Janez K committed
787
788
789
790
791
792
793
794
795
796
@login_required
def get_parameters(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            return render(request, 'parameters.html', {'widget':w,'parameters':w.inputs.filter(parameter=True)})
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
797

Janez K's avatar
Janez K committed
798
799
800
801
802
803
804
805
806
807
808
809
810
@login_required
def save_parameter(request):
    if request.is_ajax() or DEBUG:
        input = get_object_or_404(Input, pk=request.POST['input_id'])
        if (input.widget.workflow.user==request.user):
            input.value = request.POST['value']
            input.save()
            input.widget.unfinish()
            return HttpResponse(status=200)
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
811
812
813
814
815
816
817
818
819

@login_required
def get_configuration(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            inputs = w.inputs.filter(parameter=False);
            parameters = w.inputs.filter(parameter=True);
            outputs = w.outputs.all();
Janez K's avatar
Janez K committed
820
821
822
823
824
            benchmark_exists = False
            for o in outputs:
                if o.variable=='clowdflows_elapsed':
                    benchmark_exists = True
            return render(request, 'configuration.html', {'widget':w,'inputs': inputs, 'parameters':parameters, 'outputs':outputs, 'benchmark_exists':benchmark_exists})
825
826
827
828
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
829

830
@login_required
831
def save_configuration(request):
832
    if request.is_ajax() or DEBUG:
833
834
835
836
837
838
839
        widget = get_object_or_404(Widget, pk=request.POST['widgetId'])
        if (widget.workflow.user==request.user):
            inputs =  request.POST.getlist('inputs')
            params =  request.POST.getlist('params')
            outputs = request.POST.getlist('outputs')
            changed = False
            reordered = False
840
            deletedConnections = []
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
            for (id, input) in enumerate(inputs):
                inp = get_object_or_404(Input, pk=input)
                id += 1
                if (inp.widget.workflow.user!=request.user):
                    return HttpResponse(status=400)
                if (inp.parameter):
                    inp.parameter = False
                    changed = True
                    inp.save()
                if (inp.order != id):
                    inp.order = id
                    reordered = True
                    inp.save()
            for (id, input) in enumerate(params):
                inp = get_object_or_404(Input, pk=input)
                id += 1
                if (inp.widget.workflow.user!=request.user):
                    return HttpResponse(status=400)
                if (not inp.parameter):
                    #need to be careful if connections are set up to this input and need to be removed
                    for c in Connection.objects.filter(input=inp):
862
                        deletedConnections.append(c.id)
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
                        c.delete()
                    inp.parameter = True
                    changed = True
                    inp.save()
                if (inp.order != id):
                    inp.order = id
                    reordered = True
                    inp.save()
            for (id, output) in enumerate(outputs):
                out = get_object_or_404(Output, pk = output)
                id += 1
                if (out.widget.workflow.user!=request.user):
                    return HttpResponse(status=400)
                if (out.order != id):
                    out.order = id
                    reordered = True
                    out.save()
Janez K's avatar
Janez K committed
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
            if request.POST.get('benchmark')=='true':
                if widget.outputs.filter(variable='clowdflows_elapsed').count()==0:
                    new_o = Output()
                    new_o.widget = widget
                    new_o.variable = 'clowdflows_elapsed'
                    new_o.name = 'Elapsed time'
                    new_o.short_name = 'bmk'
                    new_o.order=99
                    new_o.save()
                changed = True
                reordered = True
            if request.POST.get('benchmark')=='false':
                o = widget.outputs.filter(variable='clowdflows_elapsed')
                if len(o)>0:
                    o.delete()
                changed = True
                reordered = True
897
898
899
            if (changed):
                widget.unfinish()

900
            data = simplejson.dumps({'changed':changed,'reordered':reordered, 'deletedConnections':deletedConnections})
901
902
            mimetype = 'application/javascript'
            return HttpResponse(data, mimetype)
903
904
905
906
907
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
@login_required
def save_designation(request):
    if request.is_ajax() or DEBUG:
        for key in request.POST:
            input = get_object_or_404(AbstractInput, pk=key)
            if request.POST[key] == "input":
                input.parameter=False
                input.save()
            elif request.POST[key] == "parameter":
                input.parameter=True
                if input.parameter_type!="checkbox":
                    input.parameter_type="text"
                input.save()
        return HttpResponse(status=200)
    else:
Janez K's avatar
Janez K committed
923
924
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
925
926
927
928
929
930
931
932
933
@login_required
def get_parameters(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            return render(request, 'parameters.html', {'widget':w,'parameters':w.inputs.filter(parameter=True)})
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
934
935
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
936
937
938
939
940
941
942
943
944
@login_required
def get_rename_dialog(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            return render(request, 'rename.html', {'widget':w})
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
945
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962

@login_required
def rename_widget(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            w.rename(request.POST['new_name'])
            mimetype = 'application/javascript'
            workflow_link = True
            workflow_link_id = 0
            rename_inputs = []
            rename_outputs = []
            if w.type=='input':
                rename_inputs.append(w.outputs.all()[0].outer_input.id)
                rename_outputs.append(w.outputs.all()[0].id)
            if w.type=='output':
                rename_outputs.append(w.inputs.all()[0].outer_output.id)
963
                rename_inputs.append(w.inputs.all()[0].id)
Janez K's avatar
Janez K committed
964
965
966
967
968
969
970
971
972
973
            try:
                workflow_link_id = w.workflow_link.id
            except Workflow.DoesNotExist:
                workflow_link = False
            data = simplejson.dumps({'workflow_link':workflow_link,'workflow_link_id':workflow_link_id,'rename_inputs':rename_inputs,'rename_outputs':rename_outputs})
            return HttpResponse(data,mimetype)
        else:
            return HttpResponse(status=400)
    else:
        return HttpResponse(status=400)
Janez K's avatar
Janez K committed
974

Janez K's avatar
Janez K committed
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
@login_required
def rename_workflow(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Workflow, pk=request.POST['workflow_id'])
        if (w.user==request.user):
            w.rename(request.POST['new_name'])
            w.description = request.POST['description']
            if request.POST['public']=="true":
                w.public=True
            else:
                w.public=False
            w.save()
            mimetype = 'application/javascript'
            data = simplejson.dumps({'workflow_id':w.id})
            return HttpResponse(data,mimetype)
        else:
            return HttpResponse(status=400)
    else:
Janez K's avatar
Janez K committed
993
994
        return HttpResponse(status=400)

Janez K's avatar
Janez K committed
995
996
997
998
999
1000
@login_required
def run_widget(request):
    if request.is_ajax() or DEBUG:
        w = get_object_or_404(Widget, pk=request.POST['widget_id'])
        if (w.workflow.user==request.user):
            try:
For faster browsing, not all history is shown. View entire blame