1 from __future__ import nested_scopes
3 """Implements the API used in the HTML templating for the web interface.
7 - Most methods should have a "default" arg to supply a value
8 when none appears in the hyperdb or request.
9 - Multilink property additions: change_note and new_upload
10 - Add class.find() too
11 - NumberHTMLProperty should support numeric operations
12 - LinkHTMLProperty should handle comparisons to strings (cf. linked name)
13 - HTMLRequest.default(self, sort, group, filter, columns, **filterspec):
14 '''Set the request's view arguments to the given values when no
15 values are found in the CGI environment.
17 - have menu() methods accept filtering arguments
20 __docformat__ = 'restructuredtext'
23 import sys, cgi, urllib, os, re, os.path, time, errno, mimetypes, csv
24 import calendar, textwrap
26 from roundup import hyperdb, date, support
27 from roundup import i18n
28 from roundup.i18n import _
31 import cPickle as pickle
35 import cStringIO as StringIO
39 from StructuredText.StructuredText import HTML as StructuredText
46 from docutils.core import publish_parts as ReStructuredText
48 ReStructuredText = None
50 # bring in the templating support
51 from roundup.cgi.PageTemplates import PageTemplate, GlobalTranslationService
52 from roundup.cgi.PageTemplates.Expressions import getEngine
53 from roundup.cgi.TAL import TALInterpreter
54 from roundup.cgi import TranslationService, ZTUtils
57 # this global translation service is not thread-safe.
58 # it is left here for backward compatibility
59 # until all Web UI translations are done via client.translator object
60 translationService = TranslationService.get_translation()
61 GlobalTranslationService.setGlobalTranslationService(translationService)
65 class NoTemplate(Exception):
68 class Unauthorised(Exception):
69 def __init__(self, action, klass, translator=None):
73 self._ = translator.gettext
75 self._ = TranslationService.get_translation().gettext
77 return self._('You are not allowed to %(action)s '
78 'items of class %(class)s') % {
79 'action': self.action, 'class': self.klass}
81 def find_template(dir, name, view):
82 """ Find a template in the nominated dir
86 filename = '%s.%s'%(name, view)
91 src = os.path.join(dir, filename)
92 if os.path.exists(src):
93 return (src, filename)
95 # try with a .html or .xml extension (new-style)
96 for extension in '.html', '.xml':
97 f = filename + extension
98 src = os.path.join(dir, f)
99 if os.path.exists(src):
102 # no view == no generic template is possible
104 raise NoTemplate, 'Template file "%s" doesn\'t exist'%name
106 # try for a _generic template
107 generic = '_generic.%s'%view
108 src = os.path.join(dir, generic)
109 if os.path.exists(src):
110 return (src, generic)
112 # finally, try _generic.html
113 generic = generic + '.html'
114 src = os.path.join(dir, generic)
115 if os.path.exists(src):
116 return (src, generic)
118 raise NoTemplate, 'No template file exists for templating "%s" '\
119 'with template "%s" (neither "%s" nor "%s")'%(name, view,
125 def __init__(self, dir):
128 def precompileTemplates(self):
129 """ Go through a directory and precompile all the templates therein
131 for filename in os.listdir(self.dir):
133 if os.path.isdir(filename):
136 # skip files without ".html" or ".xml" extension - .css, .js etc.
137 for extension in '.html', '.xml':
138 if filename.endswith(extension):
144 filename = filename[:-len(extension)]
148 name, extension = filename.split('.', 1)
149 self.get(name, extension)
151 self.get(filename, None)
153 def get(self, name, extension=None):
154 """ Interface to get a template, possibly loading a compiled template.
156 "name" and "extension" indicate the template we're after, which in
157 most cases will be "name.extension". If "extension" is None, then
158 we look for a template just called "name" with no extension.
160 If the file "name.extension" doesn't exist, we look for
161 "_generic.extension" as a fallback.
163 # default the name to "home"
166 elif extension is None and '.' in name:
168 name, extension = name.split('.')
171 src, filename = find_template(self.dir, name, extension)
175 stime = os.stat(src)[os.path.stat.ST_MTIME]
176 except os.error, error:
177 if error.errno != errno.ENOENT:
180 if self.templates.has_key(src) and \
181 stime <= self.templates[src].mtime:
182 # compiled template is up to date
183 return self.templates[src]
185 # compile the template
186 pt = RoundupPageTemplate()
187 # use pt_edit so we can pass the content_type guess too
188 content_type = mimetypes.guess_type(filename)[0] or 'text/html'
189 pt.pt_edit(open(src).read(), content_type)
192 # Add it to the cache. We cannot do this until the template
193 # is fully initialized, as we could otherwise have a race
194 # condition when running with multiple threads:
196 # 1. Thread A notices the template is not in the cache,
197 # adds it, but has not yet set "mtime".
199 # 2. Thread B notices the template is in the cache, checks
200 # "mtime" (above) and crashes.
202 # Since Python dictionary access is atomic, as long as we
203 # insert "pt" only after it is fully initialized, we avoid
204 # this race condition. It's possible that two separate
205 # threads will both do the work of initializing the template,
206 # but the risk of wasted work is offset by avoiding a lock.
207 self.templates[src] = pt
210 def __getitem__(self, name):
211 name, extension = os.path.splitext(name)
213 extension = extension[1:]
215 return self.get(name, extension)
216 except NoTemplate, message:
217 raise KeyError, message
219 def context(client, template=None, classname=None, request=None):
220 """Return the rendering context dictionary
222 The dictionary includes following symbols:
225 this is one of three things:
227 1. None - we're viewing a "home" page
228 2. The current class of item being displayed. This is an HTMLClass
230 3. The current item from the database, if we're viewing a specific
231 item, as an HTMLItem instance.
234 Includes information about the current request, including:
237 - the current index information (``filterspec``, ``filter`` args,
238 ``properties``, etc) parsed out of the form.
239 - methods for easy filterspec link generation
240 - *user*, the current user node as an HTMLItem instance
241 - *form*, the current CGI form information as a FieldStorage
244 The current tracker config.
247 The current database, used to access arbitrary database items.
250 This is a special class that has its base in the TemplatingUtils
251 class in this file. If the tracker interfaces module defines a
252 TemplatingUtils class then it is mixed in, overriding the methods
256 Access to all the tracker templates by name.
257 Used mainly in *use-macro* commands.
260 Current rendering template.
269 Internationalization service, providing string translation
270 methods ``gettext`` and ``ngettext``.
273 # construct the TemplatingUtils class
274 utils = TemplatingUtils
275 if (hasattr(client.instance, 'interfaces') and
276 hasattr(client.instance.interfaces, 'TemplatingUtils')):
277 class utils(client.instance.interfaces.TemplatingUtils, utils):
280 # if template, classname and/or request are not passed explicitely,
281 # compute form client
283 template = client.template
284 if classname is None:
285 classname = client.classname
287 request = HTMLRequest(client)
294 'db': HTMLDatabase(client),
295 'config': client.instance.config,
296 'tracker': client.instance,
297 'utils': utils(client),
298 'templates': client.instance.templates,
299 'template': template,
302 'i18n': client.translator
304 # add in the item if there is one
306 c['context'] = HTMLItem(client, classname, client.nodeid,
308 elif client.db.classes.has_key(classname):
309 c['context'] = HTMLClass(client, classname, anonymous=1)
312 class RoundupPageTemplate(PageTemplate.PageTemplate):
313 """A Roundup-specific PageTemplate.
315 Interrogate the client to set up Roundup-specific template variables
316 to be available. See 'context' function for the list of variables.
320 # 06-jun-2004 [als] i am not sure if this method is used yet
321 def getContext(self, client, classname, request):
322 return context(client, self, classname, request)
324 def render(self, client, classname, request, **options):
325 """Render this Page Template"""
327 if not self._v_cooked:
330 __traceback_supplement__ = (PageTemplate.PageTemplateTracebackSupplement, self)
333 raise PageTemplate.PTRuntimeError, \
334 'Page Template %s has errors.'%self.id
337 c = context(client, self, classname, request)
338 c.update({'options': options})
341 output = StringIO.StringIO()
342 TALInterpreter.TALInterpreter(self._v_program, self.macros,
343 getEngine().getContext(c), output, tal=1, strictinsert=0)()
344 return output.getvalue()
347 return '<Roundup PageTemplate %r>'%self.id
350 """ Return HTMLClasses for valid class fetches
352 def __init__(self, client):
353 self._client = client
357 # we want config to be exposed
358 self.config = client.db.config
360 def __getitem__(self, item, desre=re.compile(r'(?P<cl>[a-zA-Z_]+)(?P<id>[-\d]+)')):
361 # check to see if we're actually accessing an item
362 m = desre.match(item)
365 self._client.db.getclass(cl)
366 return HTMLItem(self._client, cl, m.group('id'))
368 self._client.db.getclass(item)
369 return HTMLClass(self._client, item)
371 def __getattr__(self, attr):
375 raise AttributeError, attr
378 l = self._client.db.classes.keys()
382 m.append(HTMLClass(self._client, item))
385 num_re = re.compile('^-?\d+$')
387 def lookupIds(db, prop, ids, fail_ok=0, num_re=num_re, do_lookup=True):
388 """ "fail_ok" should be specified if we wish to pass through bad values
389 (most likely form values that we wish to represent back to the user)
390 "do_lookup" is there for preventing lookup by key-value (if we
391 know that the value passed *is* an id)
393 cl = db.getclass(prop.classname)
398 item = cl.lookup(entry)
399 except (TypeError, KeyError):
404 # if fail_ok, ignore lookup error
405 # otherwise entry must be existing object id rather than key value
406 if fail_ok or num_re.match(entry):
410 def lookupKeys(linkcl, key, ids, num_re=num_re):
411 """ Look up the "key" values for "ids" list - though some may already
412 be key values, not ids.
416 if num_re.match(entry):
417 label = linkcl.get(entry, key)
418 # fall back to designator if label is None
419 if label is None: label = '%s%s'%(linkcl.classname, entry)
425 def _set_input_default_args(dic):
426 # 'text' is the default value anyway --
427 # but for CSS usage it should be present
428 dic.setdefault('type', 'text')
429 # useful e.g for HTML LABELs:
430 if not dic.has_key('id'):
432 if dic['text'] in ('radio', 'checkbox'):
433 dic['id'] = '%(name)s-%(value)s' % dic
435 dic['id'] = dic['name']
439 def cgi_escape_attrs(**attrs):
440 return ' '.join(['%s="%s"'%(k,cgi.escape(str(v), True))
441 for k,v in attrs.items()])
443 def input_html4(**attrs):
444 """Generate an 'input' (html4) element with given attributes"""
445 _set_input_default_args(attrs)
446 return '<input %s>'%cgi_escape_attrs(**attrs)
448 def input_xhtml(**attrs):
449 """Generate an 'input' (xhtml) element with given attributes"""
450 _set_input_default_args(attrs)
451 return '<input %s/>'%cgi_escape_attrs(**attrs)
453 class HTMLInputMixin:
454 """ requires a _client property """
456 html_version = 'html4'
457 if hasattr(self._client.instance.config, 'HTML_VERSION'):
458 html_version = self._client.instance.config.HTML_VERSION
459 if html_version == 'xhtml':
460 self.input = input_xhtml
462 self.input = input_html4
463 # self._context is used for translations.
464 # will be initialized by the first call to .gettext()
467 def gettext(self, msgid):
468 """Return the localized translation of msgid"""
469 if self._context is None:
470 self._context = context(self._client)
471 return self._client.translator.translate(domain="roundup",
472 msgid=msgid, context=self._context)
476 class HTMLPermissions:
478 def view_check(self):
479 """ Raise the Unauthorised exception if the user's not permitted to
482 if not self.is_view_ok():
483 raise Unauthorised("view", self._classname,
484 translator=self._client.translator)
486 def edit_check(self):
487 """ Raise the Unauthorised exception if the user's not permitted to
488 edit items of this class.
490 if not self.is_edit_ok():
491 raise Unauthorised("edit", self._classname,
492 translator=self._client.translator)
494 def retire_check(self):
495 """ Raise the Unauthorised exception if the user's not permitted to
496 retire items of this class.
498 if not self.is_retire_ok():
499 raise Unauthorised("retire", self._classname,
500 translator=self._client.translator)
503 class HTMLClass(HTMLInputMixin, HTMLPermissions):
504 """ Accesses through a class (either through *class* or *db.<classname>*)
506 def __init__(self, client, classname, anonymous=0):
507 self._client = client
510 self._anonymous = anonymous
512 # we want classname to be exposed, but _classname gives a
513 # consistent API for extending Class/Item
514 self._classname = self.classname = classname
515 self._klass = self._db.getclass(self.classname)
516 self._props = self._klass.getprops()
518 HTMLInputMixin.__init__(self)
520 def is_edit_ok(self):
521 """ Is the user allowed to Create the current class?
523 perm = self._db.security.hasPermission
524 return perm('Web Access', self._client.userid) and perm('Create',
525 self._client.userid, self._classname)
527 def is_retire_ok(self):
528 """ Is the user allowed to retire items of the current class?
530 perm = self._db.security.hasPermission
531 return perm('Web Access', self._client.userid) and perm('Retire',
532 self._client.userid, self._classname)
534 def is_view_ok(self):
535 """ Is the user allowed to View the current class?
537 perm = self._db.security.hasPermission
538 return perm('Web Access', self._client.userid) and perm('View',
539 self._client.userid, self._classname)
541 def is_only_view_ok(self):
542 """ Is the user only allowed to View (ie. not Create) the current class?
544 return self.is_view_ok() and not self.is_edit_ok()
547 return '<HTMLClass(0x%x) %s>'%(id(self), self.classname)
549 def __getitem__(self, item):
550 """ return an HTMLProperty instance
559 prop = self._props[item]
561 raise KeyError, 'No such property "%s" on %s'%(item, self.classname)
563 # look up the correct HTMLProperty class
564 form = self._client.form
565 for klass, htmlklass in propclasses:
566 if not isinstance(prop, klass):
568 if isinstance(prop, hyperdb.Multilink):
572 return htmlklass(self._client, self._classname, None, prop, item,
573 value, self._anonymous)
578 def __getattr__(self, attr):
579 """ convenience access """
583 raise AttributeError, attr
585 def designator(self):
586 """ Return this class' designator (classname) """
587 return self._classname
589 def getItem(self, itemid, num_re=num_re):
590 """ Get an item of this class by its item id.
592 # make sure we're looking at an itemid
593 if not isinstance(itemid, type(1)) and not num_re.match(itemid):
594 itemid = self._klass.lookup(itemid)
596 return HTMLItem(self._client, self.classname, itemid)
598 def properties(self, sort=1):
599 """ Return HTMLProperty for all of this class' properties.
602 for name, prop in self._props.items():
603 for klass, htmlklass in propclasses:
604 if isinstance(prop, hyperdb.Multilink):
608 if isinstance(prop, klass):
609 l.append(htmlklass(self._client, self._classname, '',
610 prop, name, value, self._anonymous))
612 l.sort(lambda a,b:cmp(a._name, b._name))
615 def list(self, sort_on=None):
616 """ List all items in this class.
618 # get the list and sort it nicely
619 l = self._klass.list()
620 sortfunc = make_sort_function(self._db, self._classname, sort_on)
624 check = self._client.db.security.hasPermission
625 userid = self._client.userid
626 if not check('Web Access', userid):
629 l = [HTMLItem(self._client, self._classname, id) for id in l
630 if check('View', userid, self._classname, itemid=id)]
635 """ Return the items of this class as a chunk of CSV text.
637 props = self.propnames()
638 s = StringIO.StringIO()
639 writer = csv.writer(s)
640 writer.writerow(props)
641 check = self._client.db.security.hasPermission
642 userid = self._client.userid
643 if not check('Web Access', userid):
645 for nodeid in self._klass.list():
648 # check permission to view this property on this item
649 if not check('View', userid, itemid=nodeid,
650 classname=self._klass.classname, property=name):
651 raise Unauthorised('view', self._klass.classname,
652 translator=self._client.translator)
653 value = self._klass.get(nodeid, name)
656 elif isinstance(value, type([])):
657 l.append(':'.join(map(str, value)))
659 l.append(str(self._klass.get(nodeid, name)))
664 """ Return the list of the names of the properties of this class.
666 idlessprops = self._klass.getprops(protected=0).keys()
668 return ['id'] + idlessprops
670 def filter(self, request=None, filterspec={}, sort=[], group=[]):
671 """ Return a list of items from this class, filtered and sorted
672 by the current requested filterspec/filter/sort/group args
674 "request" takes precedence over the other three arguments.
676 if request is not None:
677 filterspec = request.filterspec
679 group = request.group
681 check = self._db.security.hasPermission
682 userid = self._client.userid
683 if not check('Web Access', userid):
686 l = [HTMLItem(self._client, self.classname, id)
687 for id in self._klass.filter(None, filterspec, sort, group)
688 if check('View', userid, self.classname, itemid=id)]
691 def classhelp(self, properties=None, label=''"(list)", width='500',
692 height='400', property='', form='itemSynopsis',
693 pagesize=50, inputtype="checkbox", sort=None, filter=None):
694 """Pop up a javascript window with class help
696 This generates a link to a popup window which displays the
697 properties indicated by "properties" of the class named by
698 "classname". The "properties" should be a comma-separated list
699 (eg. 'id,name,description'). Properties defaults to all the
700 properties of a class (excluding id, creator, created and
703 You may optionally override the label displayed, the width,
704 the height, the number of items per page and the field on which
705 the list is sorted (defaults to username if in the displayed
708 With the "filter" arg it is possible to specify a filter for
709 which items are supposed to be displayed. It has to be of
710 the format "<field>=<values>;<field>=<values>;...".
712 The popup window will be resizable and scrollable.
714 If the "property" arg is given, it's passed through to the
715 javascript help_window function.
717 You can use inputtype="radio" to display a radio box instead
718 of the default checkbox (useful for entering Link-properties)
720 If the "form" arg is given, it's passed through to the
721 javascript help_window function. - it's the name of the form
722 the "property" belongs to.
724 if properties is None:
725 properties = self._klass.getprops(protected=0).keys()
727 properties = ','.join(properties)
729 if 'username' in properties.split( ',' ):
732 sort = self._klass.orderprop()
733 sort = '&@sort=' + sort
735 property = '&property=%s'%property
737 form = '&form=%s'%form
739 type= '&type=%s'%inputtype
741 filterprops = filter.split(';')
744 for x in filterprops:
745 (name, values) = x.split('=')
747 filtervalues.append('&%s=%s' % (name, urllib.quote(values)))
748 filter = '&@filter=%s%s' % (','.join(names), ''.join(filtervalues))
751 help_url = "%s?@startwith=0&@template=help&"\
752 "properties=%s%s%s%s%s&@pagesize=%s%s" % \
753 (self.classname, properties, property, form, type,
754 sort, pagesize, filter)
755 onclick = "javascript:help_window('%s', '%s', '%s');return false;" % \
756 (help_url, width, height)
757 return '<a class="classhelp" href="%s" onclick="%s">%s</a>' % \
758 (help_url, onclick, self._(label))
760 def submit(self, label=''"Submit New Entry", action="new"):
761 """ Generate a submit button (and action hidden element)
763 Generate nothing if we're not editable.
765 if not self.is_edit_ok():
768 return self.input(type="hidden", name="@action", value=action) + \
770 self.input(type="submit", name="submit_button", value=self._(label))
773 if not self.is_view_ok():
774 return self._('[hidden]')
775 return self._('New node - no history')
777 def renderWith(self, name, **kwargs):
778 """ Render this class with the given template.
780 # create a new request and override the specified args
781 req = HTMLRequest(self._client)
782 req.classname = self.classname
785 # new template, using the specified classname and request
786 pt = self._client.instance.templates.get(self.classname, name)
788 # use our fabricated request
790 'ok_message': self._client.ok_message,
791 'error_message': self._client.error_message
793 return pt.render(self._client, self.classname, req, **args)
795 class _HTMLItem(HTMLInputMixin, HTMLPermissions):
796 """ Accesses through an *item*
798 def __init__(self, client, classname, nodeid, anonymous=0):
799 self._client = client
801 self._classname = classname
802 self._nodeid = nodeid
803 self._klass = self._db.getclass(classname)
804 self._props = self._klass.getprops()
806 # do we prefix the form items with the item's identification?
807 self._anonymous = anonymous
809 HTMLInputMixin.__init__(self)
811 def is_edit_ok(self):
812 """ Is the user allowed to Edit this item?
814 perm = self._db.security.hasPermission
815 return perm('Web Access', self._client.userid) and perm('Edit',
816 self._client.userid, self._classname, itemid=self._nodeid)
818 def is_retire_ok(self):
819 """ Is the user allowed to Reture this item?
821 perm = self._db.security.hasPermission
822 return perm('Web Access', self._client.userid) and perm('Retire',
823 self._client.userid, self._classname, itemid=self._nodeid)
825 def is_view_ok(self):
826 """ Is the user allowed to View this item?
828 perm = self._db.security.hasPermission
829 if perm('Web Access', self._client.userid) and perm('View',
830 self._client.userid, self._classname, itemid=self._nodeid):
832 return self.is_edit_ok()
834 def is_only_view_ok(self):
835 """ Is the user only allowed to View (ie. not Edit) this item?
837 return self.is_view_ok() and not self.is_edit_ok()
840 return '<HTMLItem(0x%x) %s %s>'%(id(self), self._classname,
843 def __getitem__(self, item):
844 """ return an HTMLProperty instance
845 this now can handle transitive lookups where item is of the
851 items = item.split('.', 1)
852 has_rest = len(items) > 1
855 prop = self._props[items[0]]
857 if has_rest and not isinstance(prop, (hyperdb.Link, hyperdb.Multilink)):
860 # get the value, handling missing values
862 if int(self._nodeid) > 0:
863 value = self._klass.get(self._nodeid, items[0], None)
865 if isinstance(prop, hyperdb.Multilink):
868 # look up the correct HTMLProperty class
870 for klass, htmlklass in propclasses:
871 if isinstance(prop, klass):
872 htmlprop = htmlklass(self._client, self._classname,
873 self._nodeid, prop, items[0], value, self._anonymous)
874 if htmlprop is not None:
876 if isinstance(htmlprop, MultilinkHTMLProperty):
877 return [h[items[1]] for h in htmlprop]
878 return htmlprop[items[1]]
883 def __getattr__(self, attr):
884 """ convenience access to properties """
888 raise AttributeError, attr
890 def designator(self):
891 """Return this item's designator (classname + id)."""
892 return '%s%s'%(self._classname, self._nodeid)
894 def is_retired(self):
895 """Is this item retired?"""
896 return self._klass.is_retired(self._nodeid)
898 def submit(self, label=''"Submit Changes", action="edit"):
899 """Generate a submit button.
901 Also sneak in the lastactivity and action hidden elements.
903 return self.input(type="hidden", name="@lastactivity",
904 value=self.activity.local(0)) + '\n' + \
905 self.input(type="hidden", name="@action", value=action) + '\n' + \
906 self.input(type="submit", name="submit_button", value=self._(label))
908 def journal(self, direction='descending'):
909 """ Return a list of HTMLJournalEntry instances.
914 def history(self, direction='descending', dre=re.compile('^\d+$'),
916 if not self.is_view_ok():
917 return self._('[hidden]')
919 # pre-load the history with the current state
921 for prop_n in self._props.keys():
923 if not isinstance(prop, HTMLProperty):
925 current[prop_n] = prop.plain(escape=1)
926 # make link if hrefable
927 if (self._props.has_key(prop_n) and
928 isinstance(self._props[prop_n], hyperdb.Link)):
929 classname = self._props[prop_n].classname
931 template = find_template(self._db.config.TEMPLATES,
933 if template[1].startswith('_generic'):
934 raise NoTemplate, 'not really...'
938 id = self._klass.get(self._nodeid, prop_n, None)
939 current[prop_n] = '<a href="%s%s">%s</a>'%(
940 classname, id, current[prop_n])
942 # get the journal, sort and reverse
943 history = self._klass.history(self._nodeid)
947 # restrict the volume
949 history = history[:limit]
951 timezone = self._db.getUserTimezone()
954 for id, evt_date, user, action, args in history:
955 date_s = str(evt_date.local(timezone)).replace("."," ")
957 if action == 'link' and type(args) == type(()):
959 linkcl, linkid, key = args
960 arg_s += '<a href="%s%s">%s%s %s</a>'%(linkcl, linkid,
965 elif action == 'unlink' and type(args) == type(()):
967 linkcl, linkid, key = args
968 arg_s += '<a href="%s%s">%s%s %s</a>'%(linkcl, linkid,
973 elif type(args) == type({}):
975 for k in args.keys():
976 # try to get the relevant property and treat it
979 prop = self._props[k]
983 # property no longer exists
984 comments['no_exist'] = self._(
985 "<em>The indicated property no longer exists</em>")
986 cell.append(self._('<em>%s: %s</em>\n')
987 % (self._(k), str(args[k])))
990 if args[k] and (isinstance(prop, hyperdb.Multilink) or
991 isinstance(prop, hyperdb.Link)):
992 # figure what the link class is
993 classname = prop.classname
995 linkcl = self._db.getclass(classname)
998 comments[classname] = self._(
999 "The linked class %(classname)s no longer exists"
1001 labelprop = linkcl.labelprop(1)
1003 template = find_template(self._db.config.TEMPLATES,
1005 if template[1].startswith('_generic'):
1006 raise NoTemplate, 'not really...'
1011 if isinstance(prop, hyperdb.Multilink) and args[k]:
1013 for linkid in args[k]:
1014 if isinstance(linkid, type(())):
1015 sublabel = linkid[0] + ' '
1021 for linkid in linkids:
1022 label = classname + linkid
1023 # if we have a label property, try to use it
1024 # TODO: test for node existence even when
1025 # there's no labelprop!
1027 if labelprop is not None and \
1029 label = linkcl.get(linkid, labelprop)
1030 label = cgi.escape(label)
1032 comments['no_link'] = self._(
1033 "<strike>The linked node"
1034 " no longer exists</strike>")
1035 subml.append('<strike>%s</strike>'%label)
1038 subml.append('<a href="%s%s">%s</a>'%(
1039 classname, linkid, label))
1041 subml.append('%s%s'%(classname,
1045 ml.append(sublabel + ', '.join(subml))
1046 cell.append('%s:\n %s'%(self._(k), ', '.join(ml)))
1047 elif isinstance(prop, hyperdb.Link) and args[k]:
1048 label = classname + args[k]
1049 # if we have a label property, try to use it
1050 # TODO: test for node existence even when
1051 # there's no labelprop!
1052 if labelprop is not None and labelprop != 'id':
1054 label = cgi.escape(linkcl.get(args[k],
1057 comments['no_link'] = self._(
1058 "<strike>The linked node"
1059 " no longer exists</strike>")
1060 cell.append(' <strike>%s</strike>,\n'%label)
1061 # "flag" this is done .... euwww
1063 if label is not None:
1065 old = '<a href="%s%s">%s</a>'%(classname,
1069 cell.append('%s: %s' % (self._(k), old))
1070 if current.has_key(k):
1071 cell[-1] += ' -> %s'%current[k]
1074 elif isinstance(prop, hyperdb.Date) and args[k]:
1078 d = date.Date(args[k],
1079 translator=self._client).local(timezone)
1080 cell.append('%s: %s'%(self._(k), str(d)))
1081 if current.has_key(k):
1082 cell[-1] += ' -> %s' % current[k]
1085 elif isinstance(prop, hyperdb.Interval) and args[k]:
1086 val = str(date.Interval(args[k],
1087 translator=self._client))
1088 cell.append('%s: %s'%(self._(k), val))
1089 if current.has_key(k):
1090 cell[-1] += ' -> %s'%current[k]
1093 elif isinstance(prop, hyperdb.String) and args[k]:
1094 val = cgi.escape(args[k])
1095 cell.append('%s: %s'%(self._(k), val))
1096 if current.has_key(k):
1097 cell[-1] += ' -> %s'%current[k]
1100 elif isinstance(prop, hyperdb.Boolean) and args[k] is not None:
1101 val = args[k] and ''"Yes" or ''"No"
1102 cell.append('%s: %s'%(self._(k), val))
1103 if current.has_key(k):
1104 cell[-1] += ' -> %s'%current[k]
1108 if current.has_key(k):
1109 cell.append('%s: %s'%(self._(k), current[k]))
1110 current[k] = '(no value)'
1112 cell.append(self._('%s: (no value)')%self._(k))
1115 cell.append('%s: %s'%(self._(k), str(args[k])))
1116 if current.has_key(k):
1117 cell[-1] += ' -> %s'%current[k]
1118 current[k] = str(args[k])
1120 arg_s = '<br />'.join(cell)
1123 comments['unknown'] = self._(
1124 "<strong><em>This event is not handled"
1125 " by the history display!</em></strong>")
1126 arg_s = '<strong><em>' + str(args) + '</em></strong>'
1127 date_s = date_s.replace(' ', ' ')
1128 # if the user's an itemid, figure the username (older journals
1129 # have the username)
1131 user = self._db.user.get(user, 'username')
1132 l.append('<tr><td>%s</td><td>%s</td><td>%s</td><td>%s</td></tr>'%(
1133 date_s, user, self._(action), arg_s))
1136 '<tr><td colspan=4><strong>Note:</strong></td></tr>'))
1137 for entry in comments.values():
1138 l.append('<tr><td colspan=4>%s</td></tr>'%entry)
1140 if direction == 'ascending':
1143 l[0:0] = ['<table class="history">'
1144 '<tr><th colspan="4" class="header">',
1147 self._('<th>Date</th>'),
1148 self._('<th>User</th>'),
1149 self._('<th>Action</th>'),
1150 self._('<th>Args</th>'),
1152 l.append('</table>')
1155 def renderQueryForm(self):
1156 """ Render this item, which is a query, as a search form.
1158 # create a new request and override the specified args
1159 req = HTMLRequest(self._client)
1160 req.classname = self._klass.get(self._nodeid, 'klass')
1161 name = self._klass.get(self._nodeid, 'name')
1162 req.updateFromURL(self._klass.get(self._nodeid, 'url') +
1163 '&@queryname=%s'%urllib.quote(name))
1165 # new template, using the specified classname and request
1166 pt = self._client.instance.templates.get(req.classname, 'search')
1167 # The context for a search page should be the class, not any
1169 self._client.nodeid = None
1171 # use our fabricated request
1172 return pt.render(self._client, req.classname, req)
1174 def download_url(self):
1175 """ Assume that this item is a FileClass and that it has a name
1176 and content. Construct a URL for the download of the content.
1178 name = self._klass.get(self._nodeid, 'name')
1179 url = '%s%s/%s'%(self._classname, self._nodeid, name)
1180 return urllib.quote(url)
1182 def copy_url(self, exclude=("messages", "files")):
1183 """Construct a URL for creating a copy of this item
1185 "exclude" is an optional list of properties that should
1186 not be copied to the new object. By default, this list
1187 includes "messages" and "files" properties. Note that
1188 "id" property cannot be copied.
1191 exclude = ("id", "activity", "actor", "creation", "creator") \
1194 "@template": "item",
1195 "@note": self._("Copy of %(class)s %(id)s") % {
1196 "class": self._(self._classname), "id": self._nodeid},
1198 for name in self._props.keys():
1199 if name not in exclude:
1200 query[name] = self[name].plain()
1201 return self._classname + "?" + "&".join(
1202 ["%s=%s" % (key, urllib.quote(value))
1203 for key, value in query.items()])
1205 class _HTMLUser(_HTMLItem):
1206 """Add ability to check for permissions on users.
1209 def hasPermission(self, permission, classname=_marker,
1210 property=None, itemid=None):
1211 """Determine if the user has the Permission.
1213 The class being tested defaults to the template's class, but may
1214 be overidden for this test by suppling an alternate classname.
1216 if classname is self._marker:
1217 classname = self._client.classname
1218 return self._db.security.hasPermission(permission,
1219 self._nodeid, classname, property, itemid)
1221 def hasRole(self, *rolenames):
1222 """Determine whether the user has any role in rolenames."""
1223 return self._db.user.has_role(self._nodeid, *rolenames)
1225 def HTMLItem(client, classname, nodeid, anonymous=0):
1226 if classname == 'user':
1227 return _HTMLUser(client, classname, nodeid, anonymous)
1229 return _HTMLItem(client, classname, nodeid, anonymous)
1231 class HTMLProperty(HTMLInputMixin, HTMLPermissions):
1232 """ String, Number, Date, Interval HTMLProperty
1234 Has useful attributes:
1236 _name the name of the property
1237 _value the value of the property if any
1239 A wrapper object which may be stringified for the plain() behaviour.
1241 def __init__(self, client, classname, nodeid, prop, name, value,
1243 self._client = client
1244 self._db = client.db
1246 self._classname = classname
1247 self._nodeid = nodeid
1250 self._anonymous = anonymous
1254 self._formname = '%s%s@%s'%(classname, nodeid, name)
1256 # This case occurs when creating a property for a
1257 # non-anonymous class.
1258 self._formname = '%s@%s'%(classname, name)
1260 self._formname = name
1262 # If no value is already present for this property, see if one
1263 # is specified in the current form.
1264 form = self._client.form
1265 if not self._value and form.has_key(self._formname):
1266 if isinstance(prop, hyperdb.Multilink):
1267 value = lookupIds(self._db, prop,
1268 handleListCGIValue(form[self._formname]),
1270 elif isinstance(prop, hyperdb.Link):
1271 value = form.getfirst(self._formname).strip()
1273 value = lookupIds(self._db, prop, [value],
1278 value = form.getfirst(self._formname).strip() or None
1281 HTMLInputMixin.__init__(self)
1284 return '<HTMLProperty(0x%x) %s %r %r>'%(id(self), self._formname,
1285 self._prop, self._value)
1288 def __cmp__(self, other):
1289 if isinstance(other, HTMLProperty):
1290 return cmp(self._value, other._value)
1291 return cmp(self._value, other)
1293 def __nonzero__(self):
1294 return not not self._value
1297 """Is my _value not None?"""
1298 return self._value is not None
1300 def is_edit_ok(self):
1301 """Should the user be allowed to use an edit form field for this
1302 property. Check "Create" for new items, or "Edit" for existing
1305 perm = self._db.security.hasPermission
1306 userid = self._client.userid
1308 if not perm('Web Access', userid):
1310 return perm('Edit', userid, self._classname, self._name,
1312 return perm('Create', userid, self._classname, self._name) or \
1313 perm('Register', userid, self._classname, self._name)
1315 def is_view_ok(self):
1316 """ Is the user allowed to View the current class?
1318 perm = self._db.security.hasPermission
1319 if perm('Web Access', self._client.userid) and perm('View',
1320 self._client.userid, self._classname, self._name, self._nodeid):
1322 return self.is_edit_ok()
1324 class StringHTMLProperty(HTMLProperty):
1325 hyper_re = re.compile(r'''(
1328 (ht|f)tp(s?):// # protocol
1329 ([\w]+(:\w+)?@)? # username/password
1330 ([\w\-]+) # hostname
1331 ((\.[\w-]+)+)? # .domain.etc
1333 ([\w]+(:\w+)?@)? # username/password
1335 ([\w\-]+\.)+ # hostname
1338 (:[\d]{1,5})? # port
1339 (/[\w\-$.+!*(),;:@&=?/~\\#%]*)? # path etc.
1341 (?P<email>[-+=%/\w\.]+@[\w\.\-]+)|
1342 (?P<item>(?P<class>[A-Za-z_]+)(\s*)(?P<id>\d+))
1344 protocol_re = re.compile('^(ht|f)tp(s?)://', re.I)
1346 def _hyper_repl_item(self,match,replacement):
1347 item = match.group('item')
1348 cls = match.group('class').lower()
1349 id = match.group('id')
1351 # make sure cls is a valid tracker classname
1352 cl = self._db.getclass(cls)
1353 if not cl.hasnode(id):
1355 return replacement % locals()
1359 def _hyper_repl(self, match):
1360 if match.group('url'):
1361 u = s = match.group('url')
1362 if not self.protocol_re.search(s):
1364 # catch an escaped ">" at the end of the URL
1365 if s.endswith('>'):
1370 return '<a href="%s">%s</a>%s'%(u, s, e)
1371 elif match.group('email'):
1372 s = match.group('email')
1373 return '<a href="mailto:%s">%s</a>'%(s, s)
1374 elif len(match.group('id')) < 10:
1375 return self._hyper_repl_item(match,
1376 '<a href="%(cls)s%(id)s">%(item)s</a>')
1378 # just return the matched text
1379 return match.group(0)
1381 def _hyper_repl_rst(self, match):
1382 if match.group('url'):
1383 s = match.group('url')
1384 return '`%s <%s>`_'%(s, s)
1385 elif match.group('email'):
1386 s = match.group('email')
1387 return '`%s <mailto:%s>`_'%(s, s)
1388 elif len(match.group('id')) < 10:
1389 return self._hyper_repl_item(match,'`%(item)s <%(cls)s%(id)s>`_')
1391 # just return the matched text
1392 return match.group(0)
1394 def hyperlinked(self):
1395 """ Render a "hyperlinked" version of the text """
1396 return self.plain(hyperlink=1)
1398 def plain(self, escape=0, hyperlink=0):
1399 """Render a "plain" representation of the property
1401 - "escape" turns on/off HTML quoting
1402 - "hyperlink" turns on/off in-text hyperlinking of URLs, email
1403 addresses and designators
1405 if not self.is_view_ok():
1406 return self._('[hidden]')
1408 if self._value is None:
1411 s = cgi.escape(str(self._value))
1413 s = str(self._value)
1415 # no, we *must* escape this text
1418 s = self.hyper_re.sub(self._hyper_repl, s)
1421 def wrapped(self, escape=1, hyperlink=1):
1422 """Render a "wrapped" representation of the property.
1424 We wrap long lines at 80 columns on the nearest whitespace. Lines
1425 with no whitespace are not broken to force wrapping.
1427 Note that unlike plain() we default wrapped() to have the escaping
1428 and hyperlinking turned on since that's the most common usage.
1430 - "escape" turns on/off HTML quoting
1431 - "hyperlink" turns on/off in-text hyperlinking of URLs, email
1432 addresses and designators
1434 if not self.is_view_ok():
1435 return self._('[hidden]')
1437 if self._value is None:
1439 s = support.wrap(str(self._value), width=80)
1443 # no, we *must* escape this text
1446 s = self.hyper_re.sub(self._hyper_repl, s)
1449 def stext(self, escape=0, hyperlink=1):
1450 """ Render the value of the property as StructuredText.
1452 This requires the StructureText module to be installed separately.
1454 if not self.is_view_ok():
1455 return self._('[hidden]')
1457 s = self.plain(escape=escape, hyperlink=hyperlink)
1458 if not StructuredText:
1460 return StructuredText(s,level=1,header=0)
1462 def rst(self, hyperlink=1):
1463 """ Render the value of the property as ReStructuredText.
1465 This requires docutils to be installed separately.
1467 if not self.is_view_ok():
1468 return self._('[hidden]')
1470 if not ReStructuredText:
1471 return self.plain(escape=0, hyperlink=hyperlink)
1472 s = self.plain(escape=0, hyperlink=0)
1474 s = self.hyper_re.sub(self._hyper_repl_rst, s)
1475 return ReStructuredText(s, writer_name="html")["html_body"].encode("utf-8",
1478 def field(self, **kwargs):
1479 """ Render the property as a field in HTML.
1481 If not editable, just display the value via plain().
1483 if not self.is_edit_ok():
1484 return self.plain(escape=1)
1490 kwargs.setdefault("size", 30)
1491 kwargs.update({"name": self._formname, "value": value})
1492 return self.input(**kwargs)
1494 def multiline(self, escape=0, rows=5, cols=40, **kwargs):
1495 """ Render a multiline form edit field for the property.
1497 If not editable, just display the plain() value in a <pre> tag.
1499 if not self.is_edit_ok():
1500 return '<pre>%s</pre>'%self.plain()
1502 if self._value is None:
1505 value = cgi.escape(str(self._value))
1507 value = '"'.join(value.split('"'))
1508 name = self._formname
1509 passthrough_args = cgi_escape_attrs(**kwargs)
1510 return ('<textarea %(passthrough_args)s name="%(name)s" id="%(name)s"'
1511 ' rows="%(rows)s" cols="%(cols)s">'
1512 '%(value)s</textarea>') % locals()
1514 def email(self, escape=1):
1515 """ Render the value of the property as an obscured email address
1517 if not self.is_view_ok():
1518 return self._('[hidden]')
1520 if self._value is None:
1523 value = str(self._value)
1524 split = value.split('@')
1526 name, domain = split
1527 domain = ' '.join(domain.split('.')[:-1])
1528 name = name.replace('.', ' ')
1529 value = '%s at %s ...'%(name, domain)
1531 value = value.replace('.', ' ')
1533 value = cgi.escape(value)
1536 class PasswordHTMLProperty(HTMLProperty):
1537 def plain(self, escape=0):
1538 """ Render a "plain" representation of the property
1540 if not self.is_view_ok():
1541 return self._('[hidden]')
1543 if self._value is None:
1545 return self._('*encrypted*')
1547 def field(self, size=30, **kwargs):
1548 """ Render a form edit field for the property.
1550 If not editable, just display the value via plain().
1552 if not self.is_edit_ok():
1553 return self.plain(escape=1)
1555 return self.input(type="password", name=self._formname, size=size,
1558 def confirm(self, size=30):
1559 """ Render a second form edit field for the property, used for
1560 confirmation that the user typed the password correctly. Generates
1561 a field with name "@confirm@name".
1563 If not editable, display nothing.
1565 if not self.is_edit_ok():
1568 return self.input(type="password",
1569 name="@confirm@%s"%self._formname,
1570 id="%s-confirm"%self._formname,
1573 class NumberHTMLProperty(HTMLProperty):
1574 def plain(self, escape=0):
1575 """ Render a "plain" representation of the property
1577 if not self.is_view_ok():
1578 return self._('[hidden]')
1580 if self._value is None:
1583 return str(self._value)
1585 def field(self, size=30, **kwargs):
1586 """ Render a form edit field for the property.
1588 If not editable, just display the value via plain().
1590 if not self.is_edit_ok():
1591 return self.plain(escape=1)
1597 return self.input(name=self._formname, value=value, size=size,
1601 """ Return an int of me
1603 return int(self._value)
1605 def __float__(self):
1606 """ Return a float of me
1608 return float(self._value)
1611 class BooleanHTMLProperty(HTMLProperty):
1612 def plain(self, escape=0):
1613 """ Render a "plain" representation of the property
1615 if not self.is_view_ok():
1616 return self._('[hidden]')
1618 if self._value is None:
1620 return self._value and self._("Yes") or self._("No")
1622 def field(self, **kwargs):
1623 """ Render a form edit field for the property
1625 If not editable, just display the value via plain().
1627 if not self.is_edit_ok():
1628 return self.plain(escape=1)
1631 if isinstance(value, str) or isinstance(value, unicode):
1632 value = value.strip().lower() in ('checked', 'yes', 'true',
1635 checked = value and "checked" or ""
1637 s = self.input(type="radio", name=self._formname, value="yes",
1638 checked="checked", **kwargs)
1640 s +=self.input(type="radio", name=self._formname, value="no",
1644 s = self.input(type="radio", name=self._formname, value="yes",
1647 s +=self.input(type="radio", name=self._formname, value="no",
1648 checked="checked", **kwargs)
1652 class DateHTMLProperty(HTMLProperty):
1656 def __init__(self, client, classname, nodeid, prop, name, value,
1657 anonymous=0, offset=None):
1658 HTMLProperty.__init__(self, client, classname, nodeid, prop, name,
1659 value, anonymous=anonymous)
1660 if self._value and not (isinstance(self._value, str) or
1661 isinstance(self._value, unicode)):
1662 self._value.setTranslator(self._client.translator)
1663 self._offset = offset
1664 if self._offset is None :
1665 self._offset = self._prop.offset (self._db)
1667 def plain(self, escape=0):
1668 """ Render a "plain" representation of the property
1670 if not self.is_view_ok():
1671 return self._('[hidden]')
1673 if self._value is None:
1675 if self._offset is None:
1676 offset = self._db.getUserTimezone()
1678 offset = self._offset
1679 return str(self._value.local(offset))
1681 def now(self, str_interval=None):
1682 """ Return the current time.
1684 This is useful for defaulting a new value. Returns a
1687 if not self.is_view_ok():
1688 return self._('[hidden]')
1690 ret = date.Date('.', translator=self._client)
1692 if isinstance(str_interval, basestring):
1694 if str_interval[0] == '-':
1696 str_interval = str_interval[1:]
1697 interval = date.Interval(str_interval, translator=self._client)
1699 ret = ret + interval
1701 ret = ret - interval
1703 return DateHTMLProperty(self._client, self._classname, self._nodeid,
1704 self._prop, self._formname, ret)
1706 def field(self, size=30, default=None, format=_marker, popcal=True,
1708 """Render a form edit field for the property
1710 If not editable, just display the value via plain().
1712 If "popcal" then include the Javascript calendar editor.
1715 The format string is a standard python strftime format string.
1717 if not self.is_edit_ok():
1718 if format is self._marker:
1719 return self.plain(escape=1)
1721 return self.pretty(format)
1729 if isinstance(default, basestring):
1730 raw_value = date.Date(default, translator=self._client)
1731 elif isinstance(default, date.Date):
1733 elif isinstance(default, DateHTMLProperty):
1734 raw_value = default._value
1736 raise ValueError, self._('default value for '
1737 'DateHTMLProperty must be either DateHTMLProperty '
1738 'or string date representation.')
1739 elif isinstance(value, str) or isinstance(value, unicode):
1740 # most likely erroneous input to be passed back to user
1741 if isinstance(value, unicode): value = value.encode('utf8')
1742 return self.input(name=self._formname, value=value, size=size,
1747 if raw_value is None:
1749 elif isinstance(raw_value, str) or isinstance(raw_value, unicode):
1750 if format is self._marker:
1753 value = date.Date(raw_value).pretty(format)
1755 if self._offset is None :
1756 offset = self._db.getUserTimezone()
1758 offset = self._offset
1759 value = raw_value.local(offset)
1760 if format is not self._marker:
1761 value = value.pretty(format)
1763 s = self.input(name=self._formname, value=value, size=size,
1769 def reldate(self, pretty=1):
1770 """ Render the interval between the date and now.
1772 If the "pretty" flag is true, then make the display pretty.
1774 if not self.is_view_ok():
1775 return self._('[hidden]')
1780 # figure the interval
1781 interval = self._value - date.Date('.', translator=self._client)
1783 return interval.pretty()
1784 return str(interval)
1786 def pretty(self, format=_marker):
1787 """ Render the date in a pretty format (eg. month names, spaces).
1789 The format string is a standard python strftime format string.
1790 Note that if the day is zero, and appears at the start of the
1791 string, then it'll be stripped from the output. This is handy
1792 for the situation when a date only specifies a month and a year.
1794 if not self.is_view_ok():
1795 return self._('[hidden]')
1797 if self._offset is None:
1798 offset = self._db.getUserTimezone()
1800 offset = self._offset
1804 elif format is not self._marker:
1805 return self._value.local(offset).pretty(format)
1807 return self._value.local(offset).pretty()
1809 def local(self, offset):
1810 """ Return the date/time as a local (timezone offset) date/time.
1812 if not self.is_view_ok():
1813 return self._('[hidden]')
1815 return DateHTMLProperty(self._client, self._classname, self._nodeid,
1816 self._prop, self._formname, self._value, offset=offset)
1818 def popcal(self, width=300, height=200, label="(cal)",
1819 form="itemSynopsis"):
1820 """Generate a link to a calendar pop-up window.
1822 item: HTMLProperty e.g.: context.deadline
1825 date = "&date=%s"%self._value
1828 return ('<a class="classhelp" href="javascript:help_window('
1829 "'%s?@template=calendar&property=%s&form=%s%s', %d, %d)"
1830 '">%s</a>'%(self._classname, self._name, form, date, width,
1833 class IntervalHTMLProperty(HTMLProperty):
1834 def __init__(self, client, classname, nodeid, prop, name, value,
1836 HTMLProperty.__init__(self, client, classname, nodeid, prop,
1837 name, value, anonymous)
1838 if self._value and not isinstance(self._value, (str, unicode)):
1839 self._value.setTranslator(self._client.translator)
1841 def plain(self, escape=0):
1842 """ Render a "plain" representation of the property
1844 if not self.is_view_ok():
1845 return self._('[hidden]')
1847 if self._value is None:
1849 return str(self._value)
1852 """ Render the interval in a pretty format (eg. "yesterday")
1854 if not self.is_view_ok():
1855 return self._('[hidden]')
1857 return self._value.pretty()
1859 def field(self, size=30, **kwargs):
1860 """ Render a form edit field for the property
1862 If not editable, just display the value via plain().
1864 if not self.is_edit_ok():
1865 return self.plain(escape=1)
1871 return self.input(name=self._formname, value=value, size=size,
1874 class LinkHTMLProperty(HTMLProperty):
1875 """ Link HTMLProperty
1876 Include the above as well as being able to access the class
1877 information. Stringifying the object itself results in the value
1878 from the item being displayed. Accessing attributes of this object
1879 result in the appropriate entry from the class being queried for the
1880 property accessed (so item/assignedto/name would look up the user
1881 entry identified by the assignedto property on item, and then the
1882 name property of that user)
1884 def __init__(self, *args, **kw):
1885 HTMLProperty.__init__(self, *args, **kw)
1886 # if we're representing a form value, then the -1 from the form really
1888 if str(self._value) == '-1':
1891 def __getattr__(self, attr):
1892 """ return a new HTMLItem """
1894 # handle a special page templates lookup
1895 if attr == '__render_with_namespace__':
1896 def nothing(*args, **kw):
1899 msg = self._('Attempt to look up %(attr)s on a missing value')
1900 return MissingValue(msg%locals())
1901 i = HTMLItem(self._client, self._prop.classname, self._value)
1902 return getattr(i, attr)
1904 def plain(self, escape=0):
1905 """ Render a "plain" representation of the property
1907 if not self.is_view_ok():
1908 return self._('[hidden]')
1910 if self._value is None:
1912 linkcl = self._db.classes[self._prop.classname]
1913 k = linkcl.labelprop(1)
1914 if num_re.match(self._value):
1916 value = str(linkcl.get(self._value, k))
1922 value = cgi.escape(value)
1925 def field(self, showid=0, size=None, **kwargs):
1926 """ Render a form edit field for the property
1928 If not editable, just display the value via plain().
1930 if not self.is_edit_ok():
1931 return self.plain(escape=1)
1934 linkcl = self._db.getclass(self._prop.classname)
1935 if self._value is None:
1939 if k and num_re.match(self._value):
1940 value = linkcl.get(self._value, k)
1943 return self.input(name=self._formname, value=value, size=size,
1946 def menu(self, size=None, height=None, showid=0, additional=[], value=None,
1947 sort_on=None, html_kwargs = {}, **conditions):
1948 """ Render a form select list for this property
1950 "size" is used to limit the length of the list labels
1951 "height" is used to set the <select> tag's "size" attribute
1952 "showid" includes the item ids in the list labels
1953 "value" specifies which item is pre-selected
1954 "additional" lists properties which should be included in the
1956 "sort_on" indicates the property to sort the list on as
1957 (direction, property) where direction is '+' or '-'. A
1958 single string with the direction prepended may be used.
1959 For example: ('-', 'order'), '+name'.
1961 The remaining keyword arguments are used as conditions for
1962 filtering the items in the list - they're passed as the
1963 "filterspec" argument to a Class.filter() call.
1965 If not editable, just display the value via plain().
1967 if not self.is_edit_ok():
1968 return self.plain(escape=1)
1970 # Since None indicates the default, we need another way to
1971 # indicate "no selection". We use -1 for this purpose, as
1972 # that is the value we use when submitting a form without the
1979 linkcl = self._db.getclass(self._prop.classname)
1980 l = ['<select %s>'%cgi_escape_attrs(name = self._formname,
1982 k = linkcl.labelprop(1)
1985 s = 'selected="selected" '
1986 l.append(self._('<option %svalue="-1">- no selection -</option>')%s)
1988 if sort_on is not None:
1989 if not isinstance(sort_on, tuple):
1990 if sort_on[0] in '+-':
1991 sort_on = (sort_on[0], sort_on[1:])
1993 sort_on = ('+', sort_on)
1995 sort_on = ('+', linkcl.orderprop())
1998 for opt in linkcl.filter(None, conditions, sort_on, (None, None))
1999 if self._db.security.hasPermission("View", self._client.userid,
2000 linkcl.classname, itemid=opt)]
2002 # make sure we list the current value if it's retired
2003 if value and value not in options:
2004 options.insert(0, value)
2008 props = linkcl.getprops()
2009 for propname in additional:
2010 prop = props[propname]
2011 if isinstance(prop, hyperdb.Link):
2012 cl = self._db.getclass(prop.classname)
2013 labelprop = cl.labelprop()
2014 fn = lambda optionid: cl.get(linkcl.get(optionid,
2018 fn = lambda optionid: linkcl.get(optionid, propname)
2019 additional_fns.append(fn)
2021 for optionid in options:
2022 # get the option value, and if it's None use an empty string
2023 option = linkcl.get(optionid, k) or ''
2025 # figure if this option is selected
2027 if value in [optionid, option]:
2028 s = 'selected="selected" '
2032 lab = '%s%s: %s'%(self._prop.classname, optionid, option)
2034 lab = '%s%s'%(self._prop.classname, optionid)
2038 # truncate if it's too long
2039 if size is not None and len(lab) > size:
2040 lab = lab[:size-3] + '...'
2043 for fn in additional_fns:
2044 m.append(str(fn(optionid)))
2045 lab = lab + ' (%s)'%', '.join(m)
2048 lab = cgi.escape(self._(lab))
2049 l.append('<option %svalue="%s">%s</option>'%(s, optionid, lab))
2050 l.append('</select>')
2052 # def checklist(self, ...)
2056 class MultilinkHTMLProperty(HTMLProperty):
2057 """ Multilink HTMLProperty
2059 Also be iterable, returning a wrapper object like the Link case for
2060 each entry in the multilink.
2062 def __init__(self, *args, **kwargs):
2063 HTMLProperty.__init__(self, *args, **kwargs)
2065 display_value = lookupIds(self._db, self._prop, self._value,
2066 fail_ok=1, do_lookup=False)
2067 sortfun = make_sort_function(self._db, self._prop.classname)
2068 # sorting fails if the value contains
2069 # items not yet stored in the database
2070 # ignore these errors to preserve user input
2072 display_value.sort(sortfun)
2075 self._value = display_value
2078 """ length of the multilink """
2079 return len(self._value)
2081 def __getattr__(self, attr):
2082 """ no extended attribute accesses make sense here """
2083 raise AttributeError, attr
2085 def viewableGenerator(self, values):
2086 """Used to iterate over only the View'able items in a class."""
2087 check = self._db.security.hasPermission
2088 userid = self._client.userid
2089 classname = self._prop.classname
2090 if check('Web Access', userid):
2091 for value in values:
2092 if check('View', userid, classname, itemid=value):
2093 yield HTMLItem(self._client, classname, value)
2096 """ iterate and return a new HTMLItem
2098 return self.viewableGenerator(self._value)
2101 """ return the list in reverse order
2105 return self.viewableGenerator(l)
2107 def sorted(self, property):
2108 """ Return this multilink sorted by the given property """
2109 value = list(self.__iter__())
2110 value.sort(lambda a,b:cmp(a[property], b[property]))
2113 def __contains__(self, value):
2114 """ Support the "in" operator. We have to make sure the passed-in
2115 value is a string first, not a HTMLProperty.
2117 return str(value) in self._value
2120 """Is my _value not []?"""
2121 return self._value != []
2123 def plain(self, escape=0):
2124 """ Render a "plain" representation of the property
2126 if not self.is_view_ok():
2127 return self._('[hidden]')
2129 linkcl = self._db.classes[self._prop.classname]
2130 k = linkcl.labelprop(1)
2132 for v in self._value:
2135 label = linkcl.get(v, k)
2138 # fall back to designator if label is None
2139 if label is None: label = '%s%s'%(self._prop.classname, k)
2142 labels.append(label)
2143 value = ', '.join(labels)
2145 value = cgi.escape(value)
2148 def field(self, size=30, showid=0, **kwargs):
2149 """ Render a form edit field for the property
2151 If not editable, just display the value via plain().
2153 if not self.is_edit_ok():
2154 return self.plain(escape=1)
2156 linkcl = self._db.getclass(self._prop.classname)
2158 if 'value' not in kwargs:
2159 value = self._value[:]
2160 # map the id to the label property
2161 if not linkcl.getkey():
2164 k = linkcl.labelprop(1)
2165 value = lookupKeys(linkcl, k, value)
2166 value = ','.join(value)
2167 kwargs["value"] = value
2169 return self.input(name=self._formname, size=size, **kwargs)
2171 def menu(self, size=None, height=None, showid=0, additional=[],
2172 value=None, sort_on=None, html_kwargs = {}, **conditions):
2173 """ Render a form <select> list for this property.
2175 "size" is used to limit the length of the list labels
2176 "height" is used to set the <select> tag's "size" attribute
2177 "showid" includes the item ids in the list labels
2178 "additional" lists properties which should be included in the
2180 "value" specifies which item is pre-selected
2181 "sort_on" indicates the property to sort the list on as
2182 (direction, property) where direction is '+' or '-'. A
2183 single string with the direction prepended may be used.
2184 For example: ('-', 'order'), '+name'.
2186 The remaining keyword arguments are used as conditions for
2187 filtering the items in the list - they're passed as the
2188 "filterspec" argument to a Class.filter() call.
2190 If not editable, just display the value via plain().
2192 if not self.is_edit_ok():
2193 return self.plain(escape=1)
2198 linkcl = self._db.getclass(self._prop.classname)
2200 if sort_on is not None:
2201 if not isinstance(sort_on, tuple):
2202 if sort_on[0] in '+-':
2203 sort_on = (sort_on[0], sort_on[1:])
2205 sort_on = ('+', sort_on)
2207 sort_on = ('+', linkcl.orderprop())
2210 for opt in linkcl.filter(None, conditions, sort_on)
2211 if self._db.security.hasPermission("View", self._client.userid,
2212 linkcl.classname, itemid=opt)]
2214 # make sure we list the current values if they're retired
2216 if val not in options:
2217 options.insert(0, val)
2220 height = len(options)
2222 # The "no selection" option.
2224 height = min(height, 7)
2225 l = ['<select multiple %s>'%cgi_escape_attrs(name = self._formname,
2228 k = linkcl.labelprop(1)
2231 l.append('<option value="%s">- no selection -</option>'
2232 % ','.join(['-' + v for v in value]))
2236 props = linkcl.getprops()
2237 for propname in additional:
2238 prop = props[propname]
2239 if isinstance(prop, hyperdb.Link):
2240 cl = self._db.getclass(prop.classname)
2241 labelprop = cl.labelprop()
2242 fn = lambda optionid: cl.get(linkcl.get(optionid,
2246 fn = lambda optionid: linkcl.get(optionid, propname)
2247 additional_fns.append(fn)
2249 for optionid in options:
2250 # get the option value, and if it's None use an empty string
2251 option = linkcl.get(optionid, k) or ''
2253 # figure if this option is selected
2255 if optionid in value or option in value:
2256 s = 'selected="selected" '
2260 lab = '%s%s: %s'%(self._prop.classname, optionid, option)
2263 # truncate if it's too long
2264 if size is not None and len(lab) > size:
2265 lab = lab[:size-3] + '...'
2268 for fn in additional_fns:
2269 m.append(str(fn(optionid)))
2270 lab = lab + ' (%s)'%', '.join(m)
2273 lab = cgi.escape(self._(lab))
2274 l.append('<option %svalue="%s">%s</option>'%(s, optionid,
2276 l.append('</select>')
2279 # set the propclasses for HTMLItem
2281 (hyperdb.String, StringHTMLProperty),
2282 (hyperdb.Number, NumberHTMLProperty),
2283 (hyperdb.Boolean, BooleanHTMLProperty),
2284 (hyperdb.Date, DateHTMLProperty),
2285 (hyperdb.Interval, IntervalHTMLProperty),
2286 (hyperdb.Password, PasswordHTMLProperty),
2287 (hyperdb.Link, LinkHTMLProperty),
2288 (hyperdb.Multilink, MultilinkHTMLProperty),
2291 def make_sort_function(db, classname, sort_on=None):
2292 """Make a sort function for a given class
2294 linkcl = db.getclass(classname)
2296 sort_on = linkcl.orderprop()
2298 return cmp(linkcl.get(a, sort_on), linkcl.get(b, sort_on))
2301 def handleListCGIValue(value):
2302 """ Value is either a single item or a list of items. Each item has a
2303 .value that we're actually interested in.
2305 if isinstance(value, type([])):
2306 return [value.value for value in value]
2308 value = value.value.strip()
2311 return [v.strip() for v in value.split(',')]
2313 class HTMLRequest(HTMLInputMixin):
2314 """The *request*, holding the CGI form and environment.
2316 - "form" the CGI form as a cgi.FieldStorage
2317 - "env" the CGI environment variables
2318 - "base" the base URL for this instance
2319 - "user" a HTMLItem instance for this user
2320 - "language" as determined by the browser or config
2321 - "classname" the current classname (possibly None)
2322 - "template" the current template (suffix, also possibly None)
2326 - "columns" dictionary of the columns to display in an index page
2327 - "show" a convenience access to columns - request/show/colname will
2328 be true if the columns should be displayed, false otherwise
2329 - "sort" index sort column (direction, column name)
2330 - "group" index grouping property (direction, column name)
2331 - "filter" properties to filter the index on
2332 - "filterspec" values to filter the index on
2333 - "search_text" text to perform a full-text search on for an index
2336 return '<HTMLRequest %r>'%self.__dict__
2338 def __init__(self, client):
2339 # _client is needed by HTMLInputMixin
2340 self._client = self.client = client
2342 # easier access vars
2343 self.form = client.form
2344 self.env = client.env
2345 self.base = client.base
2346 self.user = HTMLItem(client, 'user', client.userid)
2347 self.language = client.language
2349 # store the current class name and action
2350 self.classname = client.classname
2351 self.nodeid = client.nodeid
2352 self.template = client.template
2354 # the special char to use for special vars
2355 self.special_char = '@'
2357 HTMLInputMixin.__init__(self)
2361 def current_url(self):
2364 url += self.classname
2369 args['@template'] = self.template
2370 return self.indexargs_url(url, args)
2372 def _parse_sort(self, var, name):
2373 """ Parse sort/group options. Append to var
2377 for special in '@:':
2379 key = '%s%s%d'%(special, name, idx)
2380 while key in self.form:
2381 self.special_char = special
2382 fields.append(self.form.getfirst(key))
2383 dirkey = '%s%sdir%d'%(special, name, idx)
2384 if dirkey in self.form:
2385 dirs.append(self.form.getfirst(dirkey))
2389 key = '%s%s%d'%(special, name, idx)
2390 # backward compatible (and query) URL format
2391 key = special + name
2392 dirkey = key + 'dir'
2393 if key in self.form and not fields:
2394 fields = handleListCGIValue(self.form[key])
2395 if dirkey in self.form:
2396 dirs.append(self.form.getfirst(dirkey))
2397 if fields: # only try other special char if nothing found
2399 for f, d in map(None, fields, dirs):
2400 if f.startswith('-'):
2401 var.append(('-', f[1:]))
2403 var.append(('-', f))
2405 var.append(('+', f))
2407 def _post_init(self):
2408 """ Set attributes based on self.form
2410 # extract the index display information from the form
2412 for name in ':columns @columns'.split():
2413 if self.form.has_key(name):
2414 self.special_char = name[0]
2415 self.columns = handleListCGIValue(self.form[name])
2417 self.show = support.TruthDict(self.columns)
2419 # sorting and grouping
2422 self._parse_sort(self.sort, 'sort')
2423 self._parse_sort(self.group, 'group')
2427 for name in ':filter @filter'.split():
2428 if self.form.has_key(name):
2429 self.special_char = name[0]
2430 self.filter = handleListCGIValue(self.form[name])
2432 self.filterspec = {}
2434 if self.classname is not None:
2435 cls = db.getclass (self.classname)
2436 for name in self.filter:
2437 if not self.form.has_key(name):
2439 prop = cls.get_transitive_prop (name)
2440 fv = self.form[name]
2441 if (isinstance(prop, hyperdb.Link) or
2442 isinstance(prop, hyperdb.Multilink)):
2443 self.filterspec[name] = lookupIds(db, prop,
2444 handleListCGIValue(fv))
2446 if isinstance(fv, type([])):
2447 self.filterspec[name] = [v.value for v in fv]
2449 # special case "id" property
2450 self.filterspec[name] = handleListCGIValue(fv)
2452 self.filterspec[name] = fv.value
2454 # full-text search argument
2455 self.search_text = None
2456 for name in ':search_text @search_text'.split():
2457 if self.form.has_key(name):
2458 self.special_char = name[0]
2459 self.search_text = self.form.getfirst(name)
2461 # pagination - size and start index
2464 for name in ':pagesize @pagesize'.split():
2465 if self.form.has_key(name):
2466 self.special_char = name[0]
2468 self.pagesize = int(self.form.getfirst(name))
2470 # not an integer - ignore
2474 for name in ':startwith @startwith'.split():
2475 if self.form.has_key(name):
2476 self.special_char = name[0]
2478 self.startwith = int(self.form.getfirst(name))
2480 # not an integer - ignore
2484 if self.form.has_key('@dispname'):
2485 self.dispname = self.form.getfirst('@dispname')
2487 self.dispname = None
2489 def updateFromURL(self, url):
2490 """ Parse the URL for query args, and update my attributes using the
2493 env = {'QUERY_STRING': url}
2494 self.form = cgi.FieldStorage(environ=env)
2498 def update(self, kwargs):
2499 """ Update my attributes using the keyword args
2501 self.__dict__.update(kwargs)
2502 if kwargs.has_key('columns'):
2503 self.show = support.TruthDict(self.columns)
2505 def description(self):
2506 """ Return a description of the request - handle for the page title.
2508 s = [self.client.db.config.TRACKER_NAME]
2510 if self.client.nodeid:
2511 s.append('- %s%s'%(self.classname, self.client.nodeid))
2513 if self.template == 'item':
2514 s.append('- new %s'%self.classname)
2515 elif self.template == 'index':
2516 s.append('- %s index'%self.classname)
2518 s.append('- %s %s'%(self.classname, self.template))
2525 d.update(self.__dict__)
2527 for k in self.form.keys():
2528 f += '\n %r=%r'%(k,handleListCGIValue(self.form[k]))
2531 for k,v in self.env.items():
2532 e += '\n %r=%r'%(k, v)
2537 classname: %(classname)r
2538 template: %(template)r
2539 columns: %(columns)r
2543 search_text: %(search_text)r
2544 pagesize: %(pagesize)r
2545 startwith: %(startwith)r
2549 def indexargs_form(self, columns=1, sort=1, group=1, filter=1,
2550 filterspec=1, search_text=1):
2551 """ return the current index args as form elements """
2553 sc = self.special_char
2555 l.append(self.input(type="hidden", name=k, value=v))
2556 if columns and self.columns:
2557 add(sc+'columns', ','.join(self.columns))
2560 for dir, attr in self.sort:
2562 val.append('-'+attr)
2565 add(sc+'sort', ','.join (val))
2568 for dir, attr in self.group:
2570 val.append('-'+attr)
2573 add(sc+'group', ','.join (val))
2574 if filter and self.filter:
2575 add(sc+'filter', ','.join(self.filter))
2576 if self.classname and filterspec:
2577 cls = self.client.db.getclass(self.classname)
2578 for k,v in self.filterspec.items():
2579 if type(v) == type([]):
2580 if isinstance(cls.get_transitive_prop(k), hyperdb.String):
2586 if search_text and self.search_text:
2587 add(sc+'search_text', self.search_text)
2588 add(sc+'pagesize', self.pagesize)
2589 add(sc+'startwith', self.startwith)
2592 def indexargs_url(self, url, args):
2593 """ Embed the current index args in a URL
2596 sc = self.special_char
2597 l = ['%s=%s'%(k,v) for k,v in args.items()]
2599 # pull out the special values (prefixed by @ or :)
2601 for key in args.keys():
2603 specials[key[1:]] = args[key]
2605 # ok, now handle the specials we received in the request
2606 if self.columns and not specials.has_key('columns'):
2607 l.append(sc+'columns=%s'%(','.join(self.columns)))
2608 if self.sort and not specials.has_key('sort'):
2610 for dir, attr in self.sort:
2612 val.append('-'+attr)
2615 l.append(sc+'sort=%s'%(','.join(val)))
2616 if self.group and not specials.has_key('group'):
2618 for dir, attr in self.group:
2620 val.append('-'+attr)
2623 l.append(sc+'group=%s'%(','.join(val)))
2624 if self.filter and not specials.has_key('filter'):
2625 l.append(sc+'filter=%s'%(','.join(self.filter)))
2626 if self.search_text and not specials.has_key('search_text'):
2627 l.append(sc+'search_text=%s'%q(self.search_text))
2628 if not specials.has_key('pagesize'):
2629 l.append(sc+'pagesize=%s'%self.pagesize)
2630 if not specials.has_key('startwith'):
2631 l.append(sc+'startwith=%s'%self.startwith)
2633 # finally, the remainder of the filter args in the request
2634 if self.classname and self.filterspec:
2635 cls = self.client.db.getclass(self.classname)
2636 for k,v in self.filterspec.items():
2637 if not args.has_key(k):
2638 if type(v) == type([]):
2639 prop = cls.get_transitive_prop(k)
2640 if k != 'id' and isinstance(prop, hyperdb.String):
2641 l.append('%s=%s'%(k, '%20'.join([q(i) for i in v])))
2643 l.append('%s=%s'%(k, ','.join([q(i) for i in v])))
2645 l.append('%s=%s'%(k, q(v)))
2646 return '%s?%s'%(url, '&'.join(l))
2647 indexargs_href = indexargs_url
2649 def base_javascript(self):
2651 <script type="text/javascript">
2653 function submit_once() {
2655 alert("Your request is being processed.\\nPlease be patient.");
2656 event.returnValue = 0; // work-around for IE
2663 function help_window(helpurl, width, height) {
2664 HelpWin = window.open('%s' + helpurl, 'RoundupHelpWindow', 'scrollbars=yes,resizable=yes,toolbar=no,height='+height+',width='+width);
2670 """ Return a batch object for results from the "current search"
2672 check = self._client.db.security.hasPermission
2673 userid = self._client.userid
2674 if not check('Web Access', userid):
2675 return Batch(self.client, [], self.pagesize, self.startwith,
2676 classname=self.classname)
2678 filterspec = self.filterspec
2682 # get the list of ids we're batching over
2683 klass = self.client.db.getclass(self.classname)
2684 if self.search_text:
2685 matches = self.client.db.indexer.search(
2686 [w.upper().encode("utf-8", "replace") for w in re.findall(
2687 r'(?u)\b\w{2,25}\b',
2688 unicode(self.search_text, "utf-8", "replace")
2693 # filter for visibility
2694 l = [id for id in klass.filter(matches, filterspec, sort, group)
2695 if check('View', userid, self.classname, itemid=id)]
2697 # return the batch object, using IDs only
2698 return Batch(self.client, l, self.pagesize, self.startwith,
2699 classname=self.classname)
2701 # extend the standard ZTUtils Batch object to remove dependency on
2702 # Acquisition and add a couple of useful methods
2703 class Batch(ZTUtils.Batch):
2704 """ Use me to turn a list of items, or item ids of a given class, into a
2707 ========= ========================================================
2709 ========= ========================================================
2710 sequence a list of HTMLItems or item ids
2711 classname if sequence is a list of ids, this is the class of item
2712 size how big to make the sequence.
2713 start where to start (0-indexed) in the sequence.
2714 end where to end (0-indexed) in the sequence.
2715 orphan if the next batch would contain less items than this
2716 value, then it is combined with this batch
2717 overlap the number of items shared between adjacent batches
2718 ========= ========================================================
2720 Attributes: Note that the "start" attribute, unlike the
2721 argument, is a 1-based index (I know, lame). "first" is the
2722 0-based index. "length" is the actual number of elements in
2725 "sequence_length" is the length of the original, unbatched, sequence.
2727 def __init__(self, client, sequence, size, start, end=0, orphan=0,
2728 overlap=0, classname=None):
2729 self.client = client
2730 self.last_index = self.last_item = None
2731 self.current_item = None
2732 self.classname = classname
2733 self.sequence_length = len(sequence)
2734 ZTUtils.Batch.__init__(self, sequence, size, start, end, orphan,
2737 # overwrite so we can late-instantiate the HTMLItem instance
2738 def __getitem__(self, index):
2740 if index + self.end < self.first: raise IndexError, index
2741 return self._sequence[index + self.end]
2743 if index >= self.length:
2744 raise IndexError, index
2746 # move the last_item along - but only if the fetched index changes
2747 # (for some reason, index 0 is fetched twice)
2748 if index != self.last_index:
2749 self.last_item = self.current_item
2750 self.last_index = index
2752 item = self._sequence[index + self.first]
2754 # map the item ids to instances
2755 item = HTMLItem(self.client, self.classname, item)
2756 self.current_item = item
2759 def propchanged(self, *properties):
2760 """ Detect if one of the properties marked as being a group
2761 property changed in the last iteration fetch
2763 # we poke directly at the _value here since MissingValue can screw
2764 # us up and cause Nones to compare strangely
2765 if self.last_item is None:
2767 for property in properties:
2768 if property == 'id' or isinstance (self.last_item[property], list):
2769 if (str(self.last_item[property]) !=
2770 str(self.current_item[property])):
2773 if (self.last_item[property]._value !=
2774 self.current_item[property]._value):
2778 # override these 'cos we don't have access to acquisition
2782 return Batch(self.client, self._sequence, self._size,
2783 self.first - self._size + self.overlap, 0, self.orphan,
2788 self._sequence[self.end]
2791 return Batch(self.client, self._sequence, self._size,
2792 self.end - self.overlap, 0, self.orphan, self.overlap)
2794 class TemplatingUtils:
2795 """ Utilities for templating
2797 def __init__(self, client):
2798 self.client = client
2799 def Batch(self, sequence, size, start, end=0, orphan=0, overlap=0):
2800 return Batch(self.client, sequence, size, start, end, orphan,
2803 def url_quote(self, url):
2804 """URL-quote the supplied text."""
2805 return urllib.quote(url)
2807 def html_quote(self, html):
2808 """HTML-quote the supplied text."""
2809 return cgi.escape(html)
2811 def __getattr__(self, name):
2812 """Try the tracker's templating_utils."""
2813 if not hasattr(self.client.instance, 'templating_utils'):
2814 # backwards-compatibility
2815 raise AttributeError, name
2816 if not self.client.instance.templating_utils.has_key(name):
2817 raise AttributeError, name
2818 return self.client.instance.templating_utils[name]
2820 def html_calendar(self, request):
2821 """Generate a HTML calendar.
2823 `request` the roundup.request object
2824 - @template : name of the template
2825 - form : name of the form to store back the date
2826 - property : name of the property of the form to store
2828 - date : current date
2829 - display : when browsing, specifies year and month
2831 html will simply be a table.
2833 tz = request.client.db.getUserTimezone()
2834 current_date = date.Date(".").local(tz)
2835 date_str = request.form.getfirst("date", current_date)
2836 display = request.form.getfirst("display", date_str)
2837 template = request.form.getfirst("@template", "calendar")
2838 form = request.form.getfirst("form")
2839 property = request.form.getfirst("property")
2840 curr_date = date.Date(date_str) # to highlight
2841 display = date.Date(display) # to show
2845 date_prev_month = display + date.Interval("-1m")
2846 date_next_month = display + date.Interval("+1m")
2847 date_prev_year = display + date.Interval("-1y")
2848 date_next_year = display + date.Interval("+1y")
2852 base_link = "%s?@template=%s&property=%s&form=%s&date=%s" % \
2853 (request.classname, template, property, form, curr_date)
2857 res.append('<table class="calendar"><tr><td>')
2858 res.append(' <table width="100%" class="calendar_nav"><tr>')
2859 link = "&display=%s"%date_prev_month
2860 res.append(' <td><a href="%s&display=%s"><</a></td>'%(base_link,
2862 res.append(' <td>%s</td>'%calendar.month_name[display.month])
2863 res.append(' <td><a href="%s&display=%s">></a></td>'%(base_link,
2866 res.append(' <td width="100%"></td>')
2868 res.append(' <td><a href="%s&display=%s"><</a></td>'%(base_link,
2870 res.append(' <td>%s</td>'%display.year)
2871 res.append(' <td><a href="%s&display=%s">></a></td>'%(base_link,
2873 res.append(' </tr></table>')
2874 res.append(' </td></tr>')
2877 res.append(' <tr><td><table class="calendar_display">')
2878 res.append(' <tr class="weekdays">')
2879 for day in calendar.weekheader(3).split():
2880 res.append(' <td>%s</td>'%day)
2881 res.append(' </tr>')
2882 for week in calendar.monthcalendar(display.year, display.month):
2885 link = "javascript:form[field].value = '%d-%02d-%02d'; " \
2886 "window.close ();"%(display.year, display.month, day)
2887 if (day == curr_date.day and display.month == curr_date.month
2888 and display.year == curr_date.year):
2894 res.append(' <td class="%s"><a href="%s">%s</a></td>'%(
2897 res.append(' <td></td>')
2898 res.append(' </tr>')
2899 res.append('</table></td></tr></table>')
2900 return "\n".join(res)
2903 def __init__(self, description, **kwargs):
2904 self.__description = description
2905 for key, value in kwargs.items():
2906 self.__dict__[key] = value
2908 def __call__(self, *args, **kwargs): return MissingValue(self.__description)
2909 def __getattr__(self, name):
2910 # This allows assignments which assume all intermediate steps are Null
2911 # objects if they don't exist yet.
2913 # For example (with just 'client' defined):
2915 # client.db.config.TRACKER_WEB = 'BASE/'
2916 self.__dict__[name] = MissingValue(self.__description)
2917 return getattr(self, name)
2919 def __getitem__(self, key): return self
2920 def __nonzero__(self): return 0
2921 def __str__(self): return '[%s]'%self.__description
2922 def __repr__(self): return '<MissingValue 0x%x "%s">'%(id(self),
2924 def gettext(self, str): return str
2927 # vim: set et sts=4 sw=4 :