def __init__(self,
id: str,
name: str,
description: str,
meals: list,
openingHours: tuple = None,
color: RGB = None,
feedback: tuple = None):
"""
Creates a counter object with unique (see uniqueness of location) ID, name, description, a list of meals
offered there, openingHours (optional), color (optional) and feedbackTime (optional)
@param id: string
@param name: string
@param description: string
@param openingHours: optional, pair of datetime denoting opening and closing hours
@param color: optional, RGB
@param feedback: optional, pair of datetime denoting the interval during which feedback can be provided
@param meals: list of Meal
"""
self._id = id
self._name = name
self._description = description
self._openingHours = openingHours
self._color = color
self._feedback = feedback
self._meals = meals
self._lock = RWLock()
def __init__(self,
mealID: int,
name: str,
notices: list,
components: list,
prices: dict = None,
knownMealID: str = None,
pricingNotice: str = None,
category: str = None):
"""
Creates a new meal. Each Meal has a name, a list of notices and a list components its made up of, a dictionary
of prices assigning prices to priceTiers and optionally a knownMealID, a pricingNotice to be displayed instead
of the prices and a category.
@param mealID: id
@param name: string
@param notices: list of Notices
@param components: list of Components
@param prices: optional, dictionary of PriceTier and float
@param knownMealID: optional, a (unique) string
@param pricingNotice: optional, string
@param category: optional, string
"""
self._mealID = mealID
self._name = name
self._notices = notices
self._components = components
self._prices = prices
self._knownMealID = knownMealID
self._pricingNotice = pricingNotice
self._category = category
self._lock = RWLock()
def __init__(self, moreDict):
self._lock = RWLock()
try:
self.timeStamp = dateParser.parse(moreDict['linksLastChanged'])
self.language = moreDict['language']
self.links = parseMoreLinks(moreDict['links'], self.language)
except ValueError as e:
pass
def __init__(self, query: str):
"""
Constructor for a search item.
"""
self._query = query
self._lastChanged = datetime.now()
self._searchResults = []
self._lock = RWLock()
def __init__(self):
"""
Creates a new HelpfulNumberModel.
"""
self._lastChanged = None
self._UPDATE_THRESHOLD = timedelta(days=1)
self._helpfulNumbers = {} # a dict of language to list
self._lock = RWLock()
def __init__(self, name: str, notices: list):
"""
Creates the component of a meal. Each component has a name and a list of notices concerning itself
@param name: string
@param notices: list of Notices
"""
self._name = name
self._notices = notices
self._lock = RWLock()
def __init__(self, tierId: str, name: str):
"""
Creates a priceTier object. Each priceTier has a (unique) id and a name
@param tierId: str
@param name: str
"""
self._lock = RWLock()
self._id = tierId
self._name = name
def __init__(self,
firstname: str,
lastname: str,
academicTitle: str,
gender: str,
officeHour: str,
remarks: str,
postalCode: str,
city: str,
street: str,
office: str,
building: str,
phone: str,
fax: str,
mail: str,
webpage: str,
functions: list,
imageLink: str = None):
"""
should not need a lock, since it should never be written to except for initialization
:param firstname:
:param lastname:
:param academicTitle:
:param gender:
:param officeHour:
:param remarks:
:param postalCode:
:param city:
:param street:
:param office:
:param building:
:param phone:
:param fax:
:param mail:
:param webpage:
"""
self._imageLink = imageLink
self._webpage = webpage
self._mail = mail
self._fax = fax
self._phone = phone
self._building = building
self._office = office
self._street = street
self._city = city
self._postalCode = postalCode
self._remarks = remarks
self._officeHour = officeHour
self._gender = gender
self._academicTitle = academicTitle
self._lastname = lastname
self._firstname = firstname
self._functions = functions # list of PersonFunctionDetails
self.lock = RWLock()
def __init__(self, date: datetime, isPast: bool, counters: list):
"""
Creates a ServingDay. Each ServingDay has its actual date, whether it lies in the past and a list of Counters
@param date: datetime object denoting the date
@param isPast: boolean, saying whether this day lies in the past
@param counters: a list of Counters offered at this date
"""
self._date = date
self._isPast = isPast
self._counters = counters
self._lock = RWLock()
def __init__(self, id: str, name: str, isAllergen: bool, isNegated: bool):
"""
Creates a new notice. Each notice has a unique (see location) id, a readable name and knows whether it
is an allergen or whether it denotes the absence or existence of itself.
The name gets put in lowercase with just the first letter capitalized.
@param id: string
@param name: string
@param isAllergen: bool
@param isNegated: bool, if True the component is not included
"""
self._id = id
self._name = name.capitalize() if name is not None else name
self._isAllergen = isAllergen
self._isNegated = isNegated
self._lock = RWLock()
def __init__(self, id: str, name: str, description: str):
"""
Creates a food location. Each location has a unique ID by which it will be distinguished, a name that will
be displayed and a description. The uniqueness is not enforced here but should be in the MensaModel that
manages all locations. We assume the uniqueness due to the MensaAPI documentation.
Additionally each location has a list "menu", that is not assigned upon creation.
Should the mensaAPI eventually provide opening hours, they should also be stored here, rather than in the
separate MensaInfoModel
@param id: a string containing the locations id
@param name: a string containing a human readable name
@param description: a string containing a description
"""
self._id = id
self._name = name
self._description = description
self._menu = []
self._lock = RWLock()
def __init__(self,
locationInfoID: str,
name: str,
description: str,
imageLink: str = None):
"""
Creates a location info. This is necessary since the mensa API (for now) doesn't provide all needed information
in the App. Updates to this should be done by parsing a file located on the Server.
@param locationInfoID: str
@param name: str
@param description: str
@param imageLink: str
"""
self._locationInfoLock = RWLock()
self._locationInfoID = locationInfoID
self._name = name
self._description = description
self._imageLink = imageLink
class ServingDay:
def __init__(self, date: datetime, isPast: bool, counters: list):
"""
Creates a ServingDay. Each ServingDay has its actual date, whether it lies in the past and a list of Counters
@param date: datetime object denoting the date
@param isPast: boolean, saying whether this day lies in the past
@param counters: a list of Counters offered at this date
"""
self._date = date
self._isPast = isPast
self._counters = counters
self._lock = RWLock()
def setDate(self, date: datetime):
"""
Setter for the date
@param date: datetime object
"""
self._lock.acquire_write()
try:
self._date = date
finally:
self._lock.release()
def setIsPast(self, isPast: bool):
"""
Setter for the isPast field
@param isPast: bool
"""
self._lock.acquire_write()
try:
self._isPast = isPast
finally:
self._lock.release()
def setCounters(self, counters: list):
"""
Setter for the counters
@param counters: list of Counters
"""
self._lock.acquire_write()
try:
self._counters = counters
finally:
self._lock.release()
def getDate(self):
"""
Getter for the date
@return: datetime object
"""
self._lock.acquire_read()
try:
return self._date
finally:
self._lock.release()
def getIsPast(self):
"""
Getter for the isPast field
@return: bool
"""
self._lock.acquire_read()
try:
return self._isPast
finally:
self._lock.release()
def getCounters(self):
"""
Getter for the counters
@return: list of Counters
"""
self._lock.acquire_read()
try:
return self._counters
finally:
self._lock.release()
class Location:
def __init__(self, id: str, name: str, description: str):
"""
Creates a food location. Each location has a unique ID by which it will be distinguished, a name that will
be displayed and a description. The uniqueness is not enforced here but should be in the MensaModel that
manages all locations. We assume the uniqueness due to the MensaAPI documentation.
Additionally each location has a list "menu", that is not assigned upon creation.
Should the mensaAPI eventually provide opening hours, they should also be stored here, rather than in the
separate MensaInfoModel
@param id: a string containing the locations id
@param name: a string containing a human readable name
@param description: a string containing a description
"""
self._id = id
self._name = name
self._description = description
self._menu = []
self._lock = RWLock()
def __eq__(self, other):
"""
Equals for locations. A location is the same as another one, iff their ids match
@param other: object
@return: bool
"""
if not isinstance(other, Location):
return False
self._lock.acquire_read()
try:
return self._id == other.getID()
finally:
self._lock.release()
def __hash__(self):
"""
Hash for location. Uses the id.
@return: int
"""
self._lock.acquire_read()
try:
return hash(self._id)
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the location's name
@param name: string of the name
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def setID(self, id: str):
"""
Setter for the location's ID
@param id: string of the ID
"""
self._lock.acquire_write()
try:
self._id = id
finally:
self._lock.release()
def setDescription(self, description: str):
"""
Setter for the location's description
@param description: string of the description
"""
self._lock.acquire_write()
try:
self._description = description
finally:
self._lock.release()
def setMenu(self, menu):
"""
Setter for the location's menu.
@param menu: list of ServingDay
"""
self._lock.acquire_write()
try:
self._menu = menu
finally:
self._lock.release()
def getName(self):
"""
Getter for the location's description
@return: string of the name
"""
self._lock.acquire_read()
try:
if self._id == 'sb':
return 'Saarbrücken'
if self._id == 'hom':
return 'Homburg'
else:
return self._name
finally:
self._lock.release()
def getID(self):
"""
Getter for the location's ID
@return: string of the ID
"""
self._lock.acquire_read()
try:
return self._id
finally:
self._lock.release()
def getDescription(self):
"""
Getter for the location's description
@return: string of the description
"""
self._lock.acquire_read()
try:
return self._description
finally:
self._lock.release()
def getMenu(self, date: datetime = None):
"""
Getter for the location's menu. If specified, the only element in the list will be the one with date date. Else,
all ServingDays will be returned.
@param date: datetime (optional, default: None), date of the requested menu
@return: list of ServingDay
"""
self._lock.acquire_read()
try:
if date is None:
return self._menu
else:
for day in self._menu:
if (date.day, date.month) == (day.getDate().day,
day.getDate().month):
return [day]
return []
finally:
self._lock.release()
class MoreModel:
def __init__(self, moreDict):
self._lock = RWLock()
try:
self.timeStamp = dateParser.parse(moreDict['linksLastChanged'])
self.language = moreDict['language']
self.links = parseMoreLinks(moreDict['links'], self.language)
except ValueError as e:
pass
def getTime(self):
self._lock.acquire_read()
try:
return self.timeStamp
finally:
self._lock.release()
def getLinks(self):
self._lock.acquire_read()
try:
if self.links == None:
return []
else:
return self.links
finally:
self._lock.release()
def getLanguage(self):
self._lock.acquire_read()
try:
if self.language is None:
return ""
else:
return self.language
finally:
self._lock.release()
class Meal:
def __init__(self,
mealID: int,
name: str,
notices: list,
components: list,
prices: dict = None,
knownMealID: str = None,
pricingNotice: str = None,
category: str = None):
"""
Creates a new meal. Each Meal has a name, a list of notices and a list components its made up of, a dictionary
of prices assigning prices to priceTiers and optionally a knownMealID, a pricingNotice to be displayed instead
of the prices and a category.
@param mealID: id
@param name: string
@param notices: list of Notices
@param components: list of Components
@param prices: optional, dictionary of PriceTier and float
@param knownMealID: optional, a (unique) string
@param pricingNotice: optional, string
@param category: optional, string
"""
self._mealID = mealID
self._name = name
self._notices = notices
self._components = components
self._prices = prices
self._knownMealID = knownMealID
self._pricingNotice = pricingNotice
self._category = category
self._lock = RWLock()
def __eq__(self, other):
"""
Equality for Meal. Equality holds iff the the name, notices, components, prices, knownMealID, pricingNotice and
category are equal.
@param other: object
@return: bool
"""
if not isinstance(other, Meal):
return False
self._lock.acquire_read()
try:
nameEq = self._name == other.getName()
noticeEq = CollectionCounter(self._notices) == CollectionCounter(
other.getNotices())
componentEq = CollectionCounter(
self._components) == CollectionCounter(other.getComponents())
if self._prices is not None:
if other.getPrices() is not None:
priceEq = CollectionCounter(
self._prices.items()) == CollectionCounter(
other.getPrices().items())
else:
return False
else:
if other.getPrices() is not None:
return False
else:
priceEq = True
knownMealEq = self._knownMealID == other.getKnownMealID()
pricingNoticeEq = self._pricingNotice == other.getPricingNotice()
categoryEq = self._category == other.getCategory()
return nameEq and noticeEq and componentEq and priceEq and knownMealEq and pricingNoticeEq and categoryEq
finally:
self._lock.release()
def __hash__(self):
"""
Hash for Meal
@return: int
"""
self._lock.acquire_read()
try:
nameHash = hash(self._name)
noticeHash = sum([hash(notice) for notice in self._notices])
componentHash = sum(
[hash(component) for component in self._components])
if self._prices is None:
priceHash = hash(self._prices)
else:
priceHash = sum(
[hash(pricePoint) for pricePoint in self._prices.items()])
knownMealHash = hash(self._knownMealID)
pricingNoticeHash = hash(self._pricingNotice)
categoryHash = hash(self._category)
return nameHash + noticeHash + componentHash + priceHash + knownMealHash + pricingNoticeHash + categoryHash
finally:
self._lock.release()
def setID(self, mealID: int):
"""
Setter for the id
@param mealID: int
"""
self._lock.acquire_write()
try:
self._mealID = mealID
finally:
self._lock.release()
def getID(self):
"""
Getter for the id
@return: int
"""
self._lock.acquire_read()
try:
return self._mealID
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the name
@param name: string
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def getName(self):
"""
Getter for the name
@return: string
"""
self._lock.acquire_read()
try:
return self._name
finally:
self._lock.release()
def setNotices(self, notices: list):
"""
Setter for the notices
@param notices: list of Notices
"""
self._lock.acquire_write()
try:
self._notices = notices
finally:
self._lock.release()
def getNotices(self):
"""
Getter for the notices
@return: list of Notices
"""
self._lock.acquire_read()
try:
return self._notices
finally:
self._lock.release()
def setComponents(self, components: list):
"""
Setter for the components
@param components: list of Components
"""
self._lock.acquire_write()
try:
self._components = components
finally:
self._lock.release()
def getComponents(self):
"""
Getter for the components
@return: list of Components
"""
self._lock.acquire_read()
try:
return self._components
finally:
self._lock.release()
def setPrices(self, prices: dict):
"""
Setter for the prices
@param prices: dict of string to float
"""
self._lock.acquire_write()
try:
self._prices = prices
finally:
self._lock.release()
def getPrices(self):
"""
Getter for the prices
@return: dict of string to float
"""
self._lock.acquire_read()
try:
return self._prices
finally:
self._lock.release()
def setKnownMealID(self, knownMealID: str):
"""
Setter for the known meal id
@param knownMealID: string
"""
self._lock.acquire_write()
try:
self._knownMealID = knownMealID
finally:
self._lock.release()
def getKnownMealID(self):
"""
Getter for the known meal id
@return: string
"""
self._lock.acquire_read()
try:
return self._knownMealID
finally:
self._lock.release()
def setPricingNotice(self, pricingNotice: str):
"""
Setter for the pricing notice
@param pricingNotice: string
"""
self._lock.acquire_write()
try:
self._pricingNotice = pricingNotice
finally:
self._lock.release()
def getPricingNotice(self):
"""
Getter for the pricing notice
@return: string
"""
self._lock.acquire_read()
try:
return self._pricingNotice
finally:
self._lock.release()
def setCategory(self, category: str):
"""
Setter for the category
@param category: string
"""
self._lock.acquire_write()
try:
self._category = category
finally:
self._lock.release()
def getCategory(self):
"""
Getter for the category
@return: string
"""
self._lock.acquire_read()
try:
return self._category
finally:
self._lock.release()
class SearchItem:
def __init__(self, query: str):
"""
Constructor for a search item.
"""
self._query = query
self._lastChanged = datetime.now()
self._searchResults = []
self._lock = RWLock()
def update(self, results: list):
"""
Updates the search item by adding all entries in results, that are not yet in the searchResults.
@param results: list of GeneralPerson
"""
self._lock.acquire_write()
try:
for r in results:
if r not in self._searchResults:
self._searchResults.append(r)
self._lastChanged = datetime.now()
finally:
self._lock.release()
def sortResults(self):
"""
Sorts the results by the following hierarchical rules:
1) Show people first, whose last name contains a word beginning with the search query
2) Then show people, whose first name contains a word beginning with the search query
3) Then show the rest
Within the categories, use lexicographical order first within the last names and then within the first names
"""
# Sort is stable, i.e. keeps the order of elements that are compared as equal
# Hence sort according to the hierarchical rules in reverse order
self._lock.acquire_write()
try:
self._searchResults.sort(
key=lambda gp: gp.getFirstname()) # sort by first names
self._searchResults.sort(
key=lambda gp: gp.getLastname()) # sort by last names
self._searchResults.sort(
key=lambda gp: hasWordBeginningWith(sentence=gp.getFirstname(),
query=self._query),
reverse=True) # rule 2), need reverse, since True > False
self._searchResults.sort(
key=lambda gp: hasWordBeginningWith(sentence=gp.getLastname(),
query=self._query),
reverse=True) # rule 1), need reverse, since True > False
self._lastChanged = datetime.now()
finally:
self._lock.release()
def addCoolGuys(self):
"""
EasterEgg, adds the cool guys to the search item
"""
self._lock.acquire_write()
try:
self._searchResults.insert(
0, GeneralPerson('Varsha', 'Gattu', 'Ramenator', -6))
self._searchResults.insert(
0, GeneralPerson('Serdar', 'Durdyyev', '', -5))
self._searchResults.insert(
0,
GeneralPerson('Matias', 'Klimpel',
'Appreciator of Vogon Poetry', -4))
self._searchResults.insert(
0, GeneralPerson('Julien', 'Schanz', 'Smooth Operator', -3))
self._searchResults.insert(
0, GeneralPerson('Anthony', 'Heggen', 'Vampire', -2))
self._searchResults.insert(
0, GeneralPerson('Ali', 'Alhasani', 'The App Guy', -1))
self._lastChanged = datetime.now()
finally:
self._lock.release()
def addTheBoss(self):
"""
EasterEgg, adds the boss to the search item
"""
self._lock.acquire_write()
try:
self._searchResults.insert(
0, GeneralPerson('Andreas', 'Zeller', 'The Boss', -7))
self._lastChanged = datetime.now()
finally:
self._lock.release()
def getQuery(self):
"""
Getter for the query
@return: str
"""
self._lock.acquire_read()
try:
return self._query
finally:
self._lock.release()
def getSearchResults(self, page: int, pageSize: int):
"""
Getter for the search results on page with pageSize
@param page: int
@param pageSize: int
@return: list of GeneralPerson
"""
self._lock.acquire_read()
try:
if not hasPage(page=page,
pageSize=pageSize,
itemCount=self.getItemCount()):
return []
return self._searchResults[page * pageSize:(page + 1) * pageSize]
finally:
self._lock.release()
def getItemCount(self):
"""
Returns the number of search results
@return: int
"""
self._lock.acquire_read()
try:
return len(self._searchResults)
finally:
self._lock.release()
def getLastUpdated(self):
"""
Getter for the last update time
@return: datetime
"""
self._lock.acquire_read()
try:
return self._lastChanged
finally:
self._lock.release()
from datetime import datetime
from source.models.EventModel import EventModel
from source.models.NewsAndEventsModel import NewsAndEventsModel
from typing import List
from source.ReadWriteLock import RWLock
from source.Constants import SEMESTER_TERMINE_CATEGORY_STRING, NEWSFEED_UPDATE_INTERVAL_IN_SECONDS
import copy
from source.models.CategoryModel import Category
newsFeedLock = RWLock()
class NewsFeedModel:
def __init__(self,
newsAndEvents: List[NewsAndEventsModel],
events: List[EventModel],
lastUpdated=datetime(1970, 1, 1, 0, 0, 0)):
"""
:param newsAndEvents: a dictionary from a language code (as string) to a list of NewsAndEventModels
:param events: a dictionary from a language code (as string) to a list of EventModels
:param lastUpdated: a datetime object indicating, when the data stored in the model was fetched
"""
self.newsAndEvents = newsAndEvents
self.events = events
self.lastUpdated = lastUpdated
self.categories = {'lastChange': datetime.now(), 'categories': []}
self.eventCategories = {'lastChange': datetime.now(), 'categories': []}
def pageExists(self, itemList, page, pageSize):
newsFeedLock.acquire_read()
try:
class Component:
def __init__(self, name: str, notices: list):
"""
Creates the component of a meal. Each component has a name and a list of notices concerning itself
@param name: string
@param notices: list of Notices
"""
self._name = name
self._notices = notices
self._lock = RWLock()
def __eq__(self, other):
"""
Equality for Component holds iff the name and the notices are equal
@param other: object
@return: bool
"""
if not isinstance(other, Component):
return False
self._lock.acquire_read()
try:
noticeEq = CollectionCounter(self._notices) == CollectionCounter(
other.getNotices())
return self._name == other.getName() and noticeEq
finally:
self._lock.release()
def __hash__(self):
"""
Hash for Component
@return: int
"""
self._lock.acquire_read()
try:
noticeHash = sum([hash(notice) for notice in self._notices])
return hash(self._name) + noticeHash
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the name
@param name: string
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def getName(self):
"""
Getter for the name
@return: string
"""
self._lock.acquire_read()
try:
return self._name
finally:
self._lock.release()
def setNotices(self, notices: list):
"""
Setter for the notices
@param notices: list of Notices
"""
self._lock.acquire_write()
try:
self._notices = notices
finally:
self._lock.release()
def getNotices(self):
"""
Getter for the notices
@return: list of Notices
"""
self._lock.acquire_read()
try:
return self._notices
finally:
self._lock.release()
class Notice:
def __init__(self, id: str, name: str, isAllergen: bool, isNegated: bool):
"""
Creates a new notice. Each notice has a unique (see location) id, a readable name and knows whether it
is an allergen or whether it denotes the absence or existence of itself.
The name gets put in lowercase with just the first letter capitalized.
@param id: string
@param name: string
@param isAllergen: bool
@param isNegated: bool, if True the component is not included
"""
self._id = id
self._name = name.capitalize() if name is not None else name
self._isAllergen = isAllergen
self._isNegated = isNegated
self._lock = RWLock()
def __eq__(self, other):
"""
Equality for notices. A notice is the same as another one, iff the ids match
@param other: object
@return: bool
"""
if not isinstance(other, Notice):
return False
self._lock.acquire_read()
try:
return self._id == other.getID()
finally:
self._lock.release()
def __hash__(self):
"""
hash function for notices, should return the same hash for Notices that are __eq__
:return: the hash value for the Notice object in question
"""
self._lock.acquire_read()
try:
return self._id.__hash__()
finally:
self._lock.release()
def setID(self, id: str):
"""
Setter for the id
@param id: string
"""
self._lock.acquire_write()
try:
self._id = id
finally:
self._lock.release()
def getID(self):
"""
Getter for the id
@return: string
"""
self._lock.acquire_read()
try:
return self._id
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the name
@param name: string
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def getName(self):
"""
Getter for the name
@return: string
"""
self._lock.acquire_read()
try:
return self._name
finally:
self._lock.release()
def setIsAllergen(self, isAllergen: bool):
"""
Setter for isAllergen
@param isAllergen: bool
"""
self._lock.acquire_write()
try:
self._isAllergen = isAllergen
finally:
self._lock.release()
def getIsAllergen(self):
"""
Getter for isAllergen
@return: bool
"""
self._lock.acquire_read()
try:
return self._isAllergen
finally:
self._lock.release()
def setIsNegated(self, isNegated: bool):
"""
Setter for isNegated
@param isNegated: bool
"""
self._lock.acquire_write()
try:
self._isNegated = isNegated
finally:
self._lock.release()
def getIsNegated(self):
"""
Getter for isNegated
@return: bool
"""
self._lock.acquire_read()
try:
return self._isNegated
finally:
self._lock.release()
from datetime import datetime
from collections import Counter as CollectionCounter
from source.ReadWriteLock import RWLock
from source.Constants import MENSA_UPDATE_THRESHOLD_WORKING_HOURS
mensaLock = RWLock()
class MensaModel:
def __init__(self):
"""
Creates a new mensaModel object. It has dictionaries of language codes to the following data structures:
empty lists for locations and baseData like notices, price tiers,
known meals, a dictionary of mealID to (meal, counter), a dictionary of locationID to locationInfo,
as well as an empty dictionary for global messages.
These fields should only get filled via the method update.
Upon creation the date lastUpdated is set to None.
"""
self.locations = {}
self.notices = {}
self.priceTiers = {}
self.knownMeals = {}
self.globalMessage = {}
self.mealDictionary = {}
self.locationInfoDictionary = {}
self.lastUpdated = None
self.UPDATE_THRESHOLD = MENSA_UPDATE_THRESHOLD_WORKING_HOURS
self.filtersLastChanged = {}
def update(self,
baseData: dict,
class Counter:
def __init__(self,
id: str,
name: str,
description: str,
meals: list,
openingHours: tuple = None,
color: RGB = None,
feedback: tuple = None):
"""
Creates a counter object with unique (see uniqueness of location) ID, name, description, a list of meals
offered there, openingHours (optional), color (optional) and feedbackTime (optional)
@param id: string
@param name: string
@param description: string
@param openingHours: optional, pair of datetime denoting opening and closing hours
@param color: optional, RGB
@param feedback: optional, pair of datetime denoting the interval during which feedback can be provided
@param meals: list of Meal
"""
self._id = id
self._name = name
self._description = description
self._openingHours = openingHours
self._color = color
self._feedback = feedback
self._meals = meals
self._lock = RWLock()
def __eq__(self, other):
"""
Equality for Counters. Equality holds, iff the ids match
@param other: object
@return: bool
"""
if not isinstance(other, Counter):
return False
self._lock.acquire_read()
try:
return other.getID() == self._id
finally:
self._lock.release()
def __hash__(self):
"""
Hash for Counters. Uses the id
@return: int
"""
self._lock.acquire_read()
try:
return hash(self._id)
finally:
self._lock.release()
def setID(self, id: str):
"""
Setter for the id
@param id: string
"""
self._lock.acquire_write()
try:
self._id = id
finally:
self._lock.release()
def getID(self):
"""
Getter for the id
@return: string containing id
"""
self._lock.acquire_read()
try:
return self._id
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the name
@param name: string
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def getName(self):
"""
Getter for the name
@return: string containing the name
"""
self._lock.acquire_read()
try:
return self._name
finally:
self._lock.release()
def setDescription(self, description: str):
"""
Setter for the description
@param description: string
"""
self._lock.acquire_write()
try:
self._description = description
finally:
self._lock.release()
def getDescription(self):
"""
Getter for the description
@return: string containing description
"""
self._lock.acquire_read()
try:
return self._description
finally:
self._lock.release()
def setOpeningHours(self, openingHours: tuple):
"""
Setter for the opening hours
@param openingHours: pair of datetime denoting opening and closing hours
"""
self._lock.acquire_write()
try:
self._openingHours = openingHours
finally:
self._lock.release()
def getOpeningHours(self):
"""
Getter for the opening hours
@return: pair of datetime denoting opening and closing hours
"""
self._lock.acquire_read()
try:
return self._openingHours
finally:
self._lock.release()
def setColor(self, color: RGB):
"""
Setter for the color
@param color: RGB
"""
self._lock.acquire_write()
try:
self._color = color
finally:
self._lock.release()
def getColor(self):
"""
Getter for the color
@return: RGB
"""
self._lock.acquire_read()
try:
return self._color
finally:
self._lock.release()
def setFeedback(self, feedback: tuple):
"""
Setter for the feedback time
@param feedback: pair of datetime denoting the interval during which feedback can be provided
"""
self._lock.acquire_write()
try:
self._feedback = feedback
finally:
self._lock.release()
def getFeedback(self):
"""
Getter for the feedback time
@return: pair of datetime denoting the interval during which feedback can be provided
"""
self._lock.acquire_read()
try:
return self._feedback
finally:
self._lock.release()
def setMeals(self, meals: list):
"""
Setter for the meals
@param meals: list of Meal
"""
self._lock.acquire_write()
try:
self._meals = meals
finally:
self._lock.release()
def getMeals(self):
"""
Getter for the meals
@return: list of Meal
"""
self._lock.acquire_read()
try:
return self._meals
finally:
self._lock.release()
class DetailedPerson:
def __init__(self,
firstname: str,
lastname: str,
academicTitle: str,
gender: str,
officeHour: str,
remarks: str,
postalCode: str,
city: str,
street: str,
office: str,
building: str,
phone: str,
fax: str,
mail: str,
webpage: str,
functions: list,
imageLink: str = None):
"""
should not need a lock, since it should never be written to except for initialization
:param firstname:
:param lastname:
:param academicTitle:
:param gender:
:param officeHour:
:param remarks:
:param postalCode:
:param city:
:param street:
:param office:
:param building:
:param phone:
:param fax:
:param mail:
:param webpage:
"""
self._imageLink = imageLink
self._webpage = webpage
self._mail = mail
self._fax = fax
self._phone = phone
self._building = building
self._office = office
self._street = street
self._city = city
self._postalCode = postalCode
self._remarks = remarks
self._officeHour = officeHour
self._gender = gender
self._academicTitle = academicTitle
self._lastname = lastname
self._firstname = firstname
self._functions = functions # list of PersonFunctionDetails
self.lock = RWLock()
def __str__(self):
self.lock.acquire_read()
try:
return "Firstname: {}\nLastname: {}\nAcademic Title: {}\nGender: {}\nOfficeHour: {}\nRemark: {}\n" \
"Address: {}, {}\n{}\n{} {}\nPhone: {}\nFax: {}\nE-Mail: {}\n" \
"Website: {}".format(self._firstname, self._lastname, self._academicTitle, self._gender,
self._officeHour, self._remarks, self._office, self._building, self._street,
self._postalCode, self._city, self._phone, self._fax, self._mail, self._webpage)
finally:
self.lock.release()
def getFirstname(self):
"""
Getter for the firstname.
@return: str
"""
self.lock.acquire_read()
try:
return self._firstname
finally:
self.lock.release()
def getLastname(self):
"""
Getter for the lastname.
@return: str
"""
self.lock.acquire_read()
try:
return self._lastname
finally:
self.lock.release()
def getAcademicTitle(self):
"""
Getter for the academic title.
@return: str
"""
self.lock.acquire_read()
try:
return self._academicTitle
finally:
self.lock.release()
def getGender(self, language: str):
"""
Getter for the gender
@param language: str
@return: str
"""
self.lock.acquire_read()
try:
if self._gender == 'männlich':
if language == 'de':
return 'männlich'
elif language == 'en':
return 'male'
elif language == 'fr':
return 'masculin'
else:
return 'männlich'
elif self._gender == 'weiblich':
if language == 'de':
return 'weiblich'
elif language == 'en':
return 'female'
elif language == 'fr':
return 'féminine'
else:
return 'weiblich'
else:
if language == 'de':
return 'unbekannt'
elif language == 'en':
return 'unknown'
elif language == 'fr':
return 'inconnu'
else:
return 'unbekannt'
finally:
self.lock.release()
def getOfficeHour(self):
"""
Getter for the office hour.
@return: str
"""
self.lock.acquire_read()
try:
return self._officeHour
finally:
self.lock.release()
def getRemark(self):
"""
Getter for the remark.
@return: str
"""
self.lock.acquire_read()
try:
return self._remarks
finally:
self.lock.release()
def getOffice(self):
"""
Getter for the office.
@return: str
"""
self.lock.acquire_read()
try:
return self._office
finally:
self.lock.release()
def getBuilding(self):
"""
Getter for the building.
@return: str
"""
self.lock.acquire_read()
try:
return self._building
finally:
self.lock.release()
def getStreet(self):
"""
Getter for the street.
@return: str
"""
self.lock.acquire_read()
try:
return self._street
finally:
self.lock.release()
def getPostalCode(self):
"""
Getter for the postal code
@return: str
"""
self.lock.acquire_read()
try:
return self._postalCode
finally:
self.lock.release()
def getCity(self):
"""
Getter for the city.
@return: str
"""
self.lock.acquire_read()
try:
return self._city
finally:
self.lock.release()
def getPhone(self):
"""
Getter for the phone
@return: str
"""
self.lock.acquire_read()
try:
return self._phone
finally:
self.lock.release()
def getFax(self):
"""
Getter for the fax
@return: str
"""
self.lock.acquire_read()
try:
return self._fax
finally:
self.lock.release()
def getMail(self):
"""
Getter for the mail
@return: str
"""
self.lock.acquire_read()
try:
return self._mail
finally:
self.lock.release()
def getWebpage(self):
"""
Getter for the webpage
@return: str
"""
self.lock.acquire_read()
try:
return self._webpage
finally:
self.lock.release()
def getFunctions(self):
"""
Getter for the functions
@return: list of PersonFunctionDetails
"""
self.lock.acquire_read()
try:
return self._functions
finally:
self.lock.release()
def getImageLink(self):
"""
Getter for the image link
@return: str
"""
self.lock.acquire_read()
try:
return self._imageLink
finally:
self.lock.release()
def setImageLink(self, link: str):
"""
Setter for the image link
@param link: str
"""
self.lock.acquire_write()
try:
self._imageLink = link
finally:
self.lock.release()
def setRemark(self, remarks: str):
"""
Setter for the remarks
@param remarks: str
"""
self.lock.acquire_write()
try:
self._remarks = remarks
finally:
self.lock.release()
class LocationInfo:
def __init__(self,
locationInfoID: str,
name: str,
description: str,
imageLink: str = None):
"""
Creates a location info. This is necessary since the mensa API (for now) doesn't provide all needed information
in the App. Updates to this should be done by parsing a file located on the Server.
@param locationInfoID: str
@param name: str
@param description: str
@param imageLink: str
"""
self._locationInfoLock = RWLock()
self._locationInfoID = locationInfoID
self._name = name
self._description = description
self._imageLink = imageLink
def setID(self, locationInfoID: str):
"""
Setter for the ID
@param locationInfoID: string
"""
self._locationInfoLock.acquire_write()
self._locationInfoID = locationInfoID
self._locationInfoLock.release()
def getID(self):
"""
Getter for the ID
@return: string
"""
self._locationInfoLock.acquire_read()
lid = self._locationInfoID
self._locationInfoLock.release()
return lid
def setName(self, name: str):
"""
Setter for the name
@param name: string
"""
self._locationInfoLock.acquire_write()
self._name = name
self._locationInfoLock.release()
def getName(self):
"""
Getter for the name
@return: string
"""
self._locationInfoLock.acquire_read()
name = self._name
self._locationInfoLock.release()
return name
def setDescription(self, description: str):
"""
Setter for the description
@param description: string
"""
self._locationInfoLock.acquire_write()
self._description = description
self._locationInfoLock.release()
def getDescription(self):
"""
Getter for the description
@return: string
"""
self._locationInfoLock.acquire_read()
desc = self._description
self._locationInfoLock.release()
return desc
def setImageLink(self, imageLink: str):
"""
Setter for the image link
@param imageLink: string
"""
self._locationInfoLock.acquire_write()
self._imageLink = imageLink
self._locationInfoLock.release()
def getImageLink(self):
"""
Getter for the image link
@return: string
"""
self._locationInfoLock.acquire_read()
il = self._imageLink
self._locationInfoLock.release()
return il
class PriceTier:
def __init__(self, tierId: str, name: str):
"""
Creates a priceTier object. Each priceTier has a (unique) id and a name
@param tierId: str
@param name: str
"""
self._lock = RWLock()
self._id = tierId
self._name = name
def __eq__(self, other):
"""
Equality for PriceTier holds iff the ids are the same
@param other: object
@return: bool
"""
if not isinstance(other, PriceTier):
return False
self._lock.acquire_read()
try:
return self._id == other.getId()
finally:
self._lock.release()
def __hash__(self):
"""
Hash for PriceTier
@return: int
"""
self._lock.acquire_read()
try:
return hash(self._id)
finally:
self._lock.release()
def setId(self, tierId: str):
"""
Setter for the id
@param tierId: str
"""
self._lock.acquire_write()
try:
self._id = tierId
finally:
self._lock.release()
def getId(self):
"""
Getter for the id
@return: str
"""
self._lock.acquire_read()
try:
return self._id
finally:
self._lock.release()
def setName(self, name: str):
"""
Setter for the name
@param name: str
"""
self._lock.acquire_write()
try:
self._name = name
finally:
self._lock.release()
def getName(self):
"""
Getter for the name
@return: str
"""
self._lock.acquire_read()
try:
return self._name
finally:
self._lock.release()
class HelpfulNumberModel:
def __init__(self):
"""
Creates a new HelpfulNumberModel.
"""
self._lastChanged = None
self._UPDATE_THRESHOLD = timedelta(days=1)
self._helpfulNumbers = {} # a dict of language to list
self._lock = RWLock()
def update(self, helpfulNumbers: dict):
"""
Updates the model. Checks, if there has been an actual change to set lastUpdated.
@param helpfulNumbers: dict of language code to list of HelpfulNumbers
"""
self._lock.acquire_write()
try:
updated = False
for language in helpfulNumbers.keys():
if language not in self._helpfulNumbers.keys():
# new language, there has been an actual update
self._helpfulNumbers[language] = helpfulNumbers[language]
updated = True
else:
# language is known, check if the items are the same
if not collectionCounter(
helpfulNumbers[language]) == collectionCounter(
self._helpfulNumbers[language]):
# there is an actual update
self._helpfulNumbers[language] = helpfulNumbers[
language]
updated = True
if updated:
self._lastChanged = datetime.now()
finally:
self._lock.release()
def isUpToDate(self):
"""
Compares the current time to the lastUpdated. If the difference exceeds a predefined threshold, return False
@return True, if the lastUpdated time is less than self._UPDATE_THRESHOLD away from now
"""
self._lock.acquire_read()
try:
if self._lastChanged is None:
return False
return (datetime.now() -
self._lastChanged) < self._UPDATE_THRESHOLD
finally:
self._lock.release()
def getHelpfulNumbers(self, language: str):
"""
Getter for the helpful numbers in a language. If this language is not known returns German as a default
@param language: str
@return: list of HelpfulNumber
"""
self._lock.acquire_read()
try:
if language not in self._helpfulNumbers.keys():
return self._helpfulNumbers['de']
else:
return self._helpfulNumbers[language]
finally:
self._lock.release()
def getLastChanged(self):
"""
Getter for lastChanged
@return: datetime
"""
self._lock.acquire_read()
try:
return self._lastChanged
finally:
self._lock.release()
import json
from dateutil import parser as dateParser
from source.ReadWriteLock import RWLock
mapLock = RWLock()
class MapModel:
def __init__(self, filepath, updateTime):
self.filepath = filepath
self.updateTime = updateTime
def getFilepath(self):
mapLock.acquire_read()
try:
return self.filepath
finally:
mapLock.release()
def getCoordinateList(self):
"""
:return: the map data as a list
"""
mapLock.acquire_read()
try:
with open(self.filepath, 'r') as f:
mapJSONString = f.read()
mapJSONDict = json.loads(mapJSONString)
#mapData = mapJSONDict['mapInfo']
return mapJSONDict
finally:
from datetime import datetime, timedelta
from source.ReadWriteLock import RWLock
from collections import Counter as collectionCounter
from source.Constants import DIRECTORY_CACHE_THRESHOLD, DIRECTORY_IMAGE_BASE_LINK
directoryLock = RWLock()
def hasWordBeginningWith(sentence: str, query: str) -> bool:
"""
Checks if the sentence contains a word beginning with the query.
By default, words are considered substrings separated by any of the characters in this string: " ,.'-".
If one of these symbols appears in the query, the sentence is not split by these characters.
This method should be used to sort the list of GeneralPerson in a SearchItem
@param sentence: str
@param query: str
@return: bool
"""
words = [sentence]
# split the sentence into words by each valid separator
for char in " ,.'-":
if char not in query:
newWords = []
# split each word by the next separator
for word in words:
newWords += word.split(char)
words = newWords # replace the previous list of words by the new one
# Check if one of the words begins with the query, ignore casing
