source: WAeUP_SRP/trunk/Widgets.py @ 739

Last change on this file since 739 was 714, checked in by joachim, 18 years ago

implemented new reserved room procedure as described in ticket #50
also made a WAeUPReservedRoomsWidget, to check the validity of the reserved
rooms form entry.
  • Property svn:keywords set to Id
File size: 16.1 KB
Line 
1#-*- mode: python; mode: fold -*-
2
3from cgi import escape
4from types import *
5from Globals import InitializeClass
6##from Products.CPSSchemas.Widget import CPSWidgetType
7from Products.CMFCore.utils import getToolByName
8from Products.CPSSchemas.BasicWidgets import CPSWidget, CPSStringWidget, CPSEmailWidget,CPSImageWidget
9from Products.CPSSchemas.BasicWidgets import renderHtmlTag,CPSSelectWidget, CPSStringWidget
10from Products.CPSSchemas.ExtendedWidgets import CPSDateTimeWidget
11from Products.CPSSchemas.Widget import widgetRegistry
12##from Products.CPSSchemas.WidgetTypesTool import WidgetTypeRegistry
13from DateTime.DateTime import DateTime
14from AccessControl import getSecurityManager
15from Products.WAeUP_SRP.Students import getStudentByRegNo
16from re import compile
17
18from zLOG import LOG, DEBUG
19
20class CPSSelectWidgetForRecord(CPSSelectWidget): ###(
21    """Select widget. with record names"""
22    meta_type = 'Select Widget for Records'
23
24    field_types = ('CPS String Field',)
25    field_inits = ({'is_searchabletext': 1,},)
26
27    _properties = CPSSelectWidget._properties + (
28        {'id': 'record_id', 'type': 'string', 'mode': 'w',
29         'label': 'Record Id', 'is_required' : 1},
30        )
31
32    def render(self, mode, datastructure, **kw):
33        """Render in mode from datastructure."""
34        value = datastructure[self.getWidgetId()]
35        vocabulary = self._getVocabulary(datastructure)
36        portal = getToolByName(self, 'portal_url').getPortalObject()
37        cpsmcat = portal.translation_service
38        if mode == 'view':
39            if self.translated:
40                return escape(cpsmcat(vocabulary.getMsgid(value, value)).encode('ISO-8859-15', 'ignore'))
41            else:
42                return escape(vocabulary.get(value, value))
43        elif mode == 'edit':
44            html_widget_id = self.getHtmlWidgetId()
45            res = renderHtmlTag('select',
46                                name='%s.%s:records' % (self.record_id,html_widget_id),
47                                id=html_widget_id)
48            in_selection = 0
49            for k, v in vocabulary.items():
50                if self.translated:
51                    kw = {'value': k,
52                          'contents': cpsmcat(vocabulary.getMsgid(k, k)).encode('ISO-8859-15', 'ignore')
53                          }
54                else:
55                    kw = {'value': k, 'contents': v}
56                if value == k:
57                    kw['selected'] = 'selected'
58                    in_selection = 1
59                res += renderHtmlTag('option', **kw)
60            if value and not in_selection:
61                kw = {'value': value, 'contents': 'invalid: '+ str(value),
62                      'selected': 'selected'}
63                res += renderHtmlTag('option', **kw)
64            res += '</select>'
65            return res
66        raise RuntimeError('unknown mode %s' % mode)
67
68InitializeClass(CPSSelectWidgetForRecord)
69
70widgetRegistry.register(CPSSelectWidgetForRecord)
71
72###)
73
74class CPSStringWidgetForRecord(CPSStringWidget): ###(
75    """String widget."""
76    meta_type = 'String Widget For Record'
77
78    field_types = ('CPS String Field',)
79    field_inits = ({'is_searchabletext': 1,},)
80    _properties = CPSStringWidget._properties + (
81        {'id': 'record_id', 'type': 'string', 'mode': 'w',
82         'label': 'Record Id', 'is_required' : 1},
83        )
84
85    def render(self, mode, datastructure, **kw):
86        """Render in mode from datastructure."""
87        value = datastructure[self.getWidgetId()]
88        if mode == 'view':
89            return escape(value)
90        elif mode == 'edit':
91            # XXX TODO should use an other name than kw !
92            # XXX change this everywhere
93            html_widget_id = self.getHtmlWidgetId()
94            kw = {'type': 'text',
95                  'id'  : html_widget_id,
96                  'name': '%s.%s:records' % (self.record_id,html_widget_id),
97                  'value': escape(value),
98                  'size': self.display_width,
99                  }
100            if self.size_max:
101                kw['maxlength'] = self.size_max
102            return renderHtmlTag('input', **kw)
103        raise RuntimeError('unknown mode %s' % mode)
104
105InitializeClass(CPSStringWidgetForRecord)
106
107widgetRegistry.register(CPSStringWidgetForRecord)
108
109###)
110
111class CertificateCourseIdWidget(CPSStringWidget): ###(
112    """ CertificateCourseId Widget"""
113    meta_type = "CertificateCourseId Widget"
114
115    def validate(self, datastructure, **kw):
116        """Validate datastructure and update datamodel."""
117
118        valid = CPSStringWidget.validate(self, datastructure, **kw)
119        if not valid:
120            return 0
121        else:
122            widget_id = self.getWidgetId()
123            value = datastructure[widget_id].upper()
124            err = 0
125            c_ids = [c.id for c in self.portal_catalog({'meta_type': "Course"})]
126            if hasattr(self.aq_parent,value):
127                err = 'Course %s already exists' % (value)
128            elif value not in c_ids:
129                err = 'Course %s does not exist' % (value)
130            if err:
131                datastructure.setError(widget_id, err)
132            else:
133                datamodel = datastructure.getDataModel()
134                datamodel[self.fields[0]] = value
135
136            return not err
137
138InitializeClass(CertificateCourseIdWidget)
139
140widgetRegistry.register(CertificateCourseIdWidget)
141###)
142
143
144class CourseIdWidget(CPSStringWidget): ###(
145    """ CourseId Widget"""
146    meta_type = "CourseId Widget"
147
148    def validate(self, datastructure, **kw):
149        """Validate datastructure and update datamodel."""
150
151        valid = CPSStringWidget.validate(self, datastructure, **kw)
152        if not valid:
153            return 0
154        else:
155            widget_id = self.getWidgetId()
156            value = datastructure[widget_id].upper()
157            err = 0
158            res = self.portal_catalog(meta_type= "Course",id = value)
159            if len(res) > 0:
160                err = 'Course %s already exists' % (value)
161            if err:
162                datastructure.setError(widget_id, err)
163            else:
164                datamodel = datastructure.getDataModel()
165                datamodel[self.fields[0]] = value
166
167            return not err
168
169InitializeClass(CourseIdWidget)
170
171widgetRegistry.register(CourseIdWidget)
172
173
174###)
175
176class WAeUPReservedRoomsWidget(CPSStringWidget): ###(
177    """ WAeUPReservedRooms Widget"""
178    meta_type = "WAeUPReservedRooms Widget"
179
180    def validate(self, datastructure, **kw):
181        """Validate datastructure and update datamodel."""
182        import re
183        valid = CPSStringWidget.validate(self, datastructure, **kw)
184        if not valid:
185            return 0
186        else:
187            widget_id = self.getWidgetId()
188            value = datastructure[widget_id]
189            err = 0
190            try:
191                reserved = [(int(r.split('/')[0]),int(r.split('/')[1])) for r in re.split(',|\.| ',value)
192                                     if r]
193            except ValueError,msg:
194                err = str(msg)
195            if err:
196                datastructure.setError(widget_id, err)
197            else:
198                datamodel = datastructure.getDataModel()
199                datamodel[self.fields[0]] = value
200            return not err
201
202InitializeClass(WAeUPReservedRoomsWidget)
203
204widgetRegistry.register(WAeUPReservedRoomsWidget)
205
206
207###)
208
209class WAeUPIdWidget(CPSStringWidget): ###(
210    """ WAeUPId Widget"""
211    meta_type = "WAeUPId Widget"
212
213    def validate(self, datastructure, **kw):
214        """Validate datastructure and update datamodel."""
215
216        valid = CPSStringWidget.validate(self, datastructure, **kw)
217        id_pat_str = r"\S"
218        inv_id_pat = compile(r"^%s$" % id_pat_str)
219        if not valid:
220            return 0
221        else:
222            portal_type_query = {'query':['Faculty',
223                                          'Department',
224                                          'Course',
225                                          'Certificate',
226                                          'CertificateCourse',]}
227            widget_id = self.getWidgetId()
228            value = datastructure[widget_id].upper()
229            err = 0
230            if len(value.split()) > 1:
231                err = 'Invalid Id (Id contains space(s)'
232            elif self.portal_catalog(portal_type=portal_type_query,id=value):
233                err = 'An object with the Id %s already exists in the Academic section' % (value)
234            if err:
235                datastructure.setError(widget_id, err)
236            else:
237                datamodel = datastructure.getDataModel()
238                datamodel[self.fields[0]] = value
239
240            return not err
241
242InitializeClass(WAeUPIdWidget)
243
244widgetRegistry.register(WAeUPIdWidget)
245
246
247###)
248
249##class StudentIdWidget(CPSStringWidget): ###(
250##    """ StudentId Widget"""
251##    meta_type = "StudentId Widget"
252##    digits = 8
253##    digits_str = "N"*digits
254##    letters = 2
255##    letters_str = "L"*letters
256##
257##    def validate(self, datastructure, **kw):
258##        """Validate datastructure and update datamodel."""
259##
260##        valid = CPSStringWidget.validate(self, datastructure, **kw)
261##        if not valid:
262##            return 0
263##        else:
264##            widget_id = self.getWidgetId()
265##            value = datastructure[widget_id]
266##            err = 0
267##            if not (len(value) == self.digits + self.letters and value[:self.digits].isdigit() and value[self.digits:].isalpha()):
268##                err = 'Invalid Registration Number in the format: %s%s with N = Number, L = Letter' % (self.digits_str,self.letters_str)
269##            if err:
270##                datastructure.setError(widget_id, err)
271##            else:
272##                datamodel = datastructure.getDataModel()
273##                datamodel[self.fields[0]] = value
274##
275##            return not err
276##
277##InitializeClass(StudentIdWidget)
278##widgetRegistry.register(StudentIdWidget)
279##
280#####)
281
282class JambRegNoWidget(CPSStringWidget): ###(
283    """ JambRegNo Widget"""
284    meta_type = "JambRegNo Widget"
285    digits = 8
286    digits_str = "N"*digits
287    letters = 2
288    letters_str = "L"*letters
289
290    def validate(self, datastructure, **kw):
291        """Validate datastructure and update datamodel."""
292
293        valid = CPSStringWidget.validate(self, datastructure, **kw)
294        if not valid:
295            return 0
296        else:
297            widget_id = self.getWidgetId()
298            value = datastructure[widget_id]
299            err = 0
300            if not (len(value) == self.digits + self.letters and value[:self.digits].isdigit() and value[self.digits:].isalpha()):
301                err = 'Invalid Registration Number in the format: %s%s with N = Number, L = Letter' % (self.digits_str,self.letters_str)
302            else:
303                s = getStudentByRegNo(self,value)
304                if s is None:
305                    err = 'No Student with JAMB-Reg-No %s' % (value)
306            if err:
307                datastructure.setError(widget_id, err)
308            else:
309                datamodel = datastructure.getDataModel()
310                datamodel[self.fields[0]] = value
311
312            return not err
313
314InitializeClass(JambRegNoWidget)
315
316widgetRegistry.register(JambRegNoWidget)
317###)
318
319class ScratchCardPin: ###(
320    """the ScratchCardPin"""
321    def __init__(self,prefix,batch_no,number):
322        self.p = prefix
323        self.b = batch_no
324        self.n = number
325
326    def __str__(self):
327        return "%s-%s-%s" % (self.p,self.b,self.n)
328###)
329
330class ScratchcardPinWidget(CPSStringWidget): ###(
331    """ ScratchcardPin Widget"""
332    meta_type = "Scratchcard Pin Widget"
333    _properties = CPSWidget._properties + (
334        {'id': 'prefix', 'type': 'string', 'mode': 'w',
335         'label': 'Prefix'},
336         {'id': 'reference', 'type': 'string', 'mode': 'w',
337         'label': 'Reference Field'},
338
339        )
340    prefix = ''
341    reference = ''
342   
343    def prepare(self, datastructure, **kw): ###(
344        """Prepare datastructure from datamodel."""
345        datamodel = datastructure.getDataModel()
346        v = datamodel[self.fields[0]]
347        widget_id = self.getWidgetId()
348        if v and type(v) is StringType:
349            p,b,n = v.split('-')
350            v = ScratchCardPin(v,b,n)
351        if v:
352            b = '%s' % v.b
353            n = '%s' % v.n
354        else:
355            b = n = ''
356        datastructure[widget_id] = v
357        datastructure[widget_id+'_b'] = b
358        datastructure[widget_id+'_n'] = n
359       
360###)
361
362    def validate(self, datastructure, **kw):
363        """Validate datastructure and update datamodel."""
364        widget_id = self.getWidgetId()
365        v = datastructure[widget_id]
366        err = 0
367        p = self.prefix
368        b = datastructure[widget_id+'_b'].strip()
369        n = datastructure[widget_id+'_n'].strip()
370        pins = self.portal_pins
371        pin = "%(p)s%(b)s%(n)s" % vars()
372        if self.reference == "":
373            ref = str(self.portal_membership.getAuthenticatedMember())
374        else:
375            ref = datastructure[self.reference]
376        #import pdb;pdb.set_trace()
377        ok = pins.searchAndSetRecord(pin,ref,self.prefix)
378        while 1:
379            if ok == -2:
380                err = 'You have already applied with a different Pin, please login'
381                break
382            elif ok == -1:
383                err = 'invalid Pin'
384                break
385            if ok == 0:
386                err = 'Pin already used'
387                break
388            if ok >= 1:
389                #import pdb;pdb.set_trace()
390                if self.isStudent():
391                    student = self.getStudentInfo()['student']
392                    s_id = student.getId()
393                    break
394                else:
395                    student = getStudentByRegNo(self,ref)
396                if student is None:
397                    err = "Student not Found in validate SC"
398                    break
399                s_id = student.getId()
400                if ok == 2:
401                    break
402                student.getContent().makeStudentMember(s_id,password=pin[4:])
403            break
404        if err:
405            datastructure.setError(widget_id, err)
406        else:
407            datamodel = datastructure.getDataModel()
408            datamodel[self.fields[0]] = ScratchCardPin(self.prefix,b,n)
409            datastructure[widget_id] = ScratchCardPin(self.prefix,b,n)
410            datastructure[widget_id+'_b'] = b
411            datastructure[widget_id+'_n'] = n
412            datastructure['s_id'] = s_id
413        #import pdb;pdb.set_trace()
414        return not err
415
416    def render(self, mode, datastructure, **kw): ###(
417        """Render in mode from datastructure."""
418        render_method = 'widget_scratch_card_pin_render'
419        meth = getattr(self, render_method, None)
420        if meth is None:
421            raise RuntimeError("Unknown Render Method %s for widget type %s"
422                               % (render_method, self.getId()))
423
424        # XXX AT: datastructure has to be set again here, in case we're in edit
425        # or create mode, because a default value has to be provided.
426        #import pdb;pdb.set_trace()
427        datamodel = datastructure.getDataModel()
428        v = datamodel[self.fields[0]]
429        if v and type(v) is StringType:
430            p,b,n = v.split('-')
431            v = ScratchCardPin(p,b,n)
432        if v:
433            b = '%s' % v.b
434            n = '%s' % v.n
435        else:
436            b = n = ''
437        if mode in ['edit', 'create']:
438            widget_id = self.getWidgetId()
439            datastructure[widget_id] = v
440            datastructure[widget_id+'_b'] = b
441            datastructure[widget_id+'_n'] = n
442        return meth(mode=mode,
443                    datastructure=datastructure,
444                    prefix=self.prefix,
445                    )
446    ###)
447
448
449InitializeClass(ScratchcardPinWidget)
450widgetRegistry.register(ScratchcardPinWidget)
451
452
453###)
454
455class WAeUPImageWidget(CPSImageWidget):
456    """Photo widget."""
457    meta_type = 'WAeUP Image Widget'
458
459    def render(self, mode, datastructure, **kw):
460        render_method = 'widget_waeup_image_render'
461        meth = getattr(self, render_method, None)
462        if meth is None:
463            raise RuntimeError("Unknown Render Method %s for widget type %s"
464                               % (render_method, self.getId()))
465        img_info = self.getImageInfo(datastructure)
466        return meth(mode=mode, datastructure=datastructure, **img_info)
467
468
469
470InitializeClass(WAeUPImageWidget)
471
472widgetRegistry.register(WAeUPImageWidget)
473
474
475###########
476
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