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isogeo_tk_search_form_py3_async.py
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isogeo_tk_search_form_py3_async.py
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# -*- coding: utf-8 -*-
#! python3
# ############################################################################
# ########## Libraries #############
# ##################################
# async
import asyncio
# basics
import logging
import threading
from os import path
from webbrowser import open_new_tab
# Isogeo
from isogeo_pysdk import Isogeo, IsogeoTranslator, IsogeoUtils
from isogeo_pysdk import __version__ as pysdk_version
# UI ##
# Standard library
import tkinter as tk
from tkinter import ttk, BOTH, LEFT, IntVar, StringVar
# 3rd party
from ttkwidgets.autocomplete import AutocompleteCombobox, AutocompleteEntry
from ttkwidgets.frames import Balloon
# ############################################################################
# ########### Globals ##############
# ##################################
language = "EN"
utils = IsogeoUtils()
# UI quick and dirty styling
data = """
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uYOjv5yem4ijuoSkwIWlwYmlu56gnYamwp+hnoenw4unvaCin4ioxJCnuZykrImpxZmlsoaq
zI2pv6KkoZGouoqqxpqms4erzaOloo6qwYurx5Kqu5untIiszqSmo5CrwoysyJeqtpOrvJyo
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1KW9zq66x6+7yLi6t6S/1rC8yrm7uLO8xLG9y7q8ubS9xabB2anB07K+zLW+xrO/za7CzrTA
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7ezx9O/x7vDy7/Hz8O/19/P18vT38/L3+fb49Pf59vX6/fj69/b7/vn7+Pr8+ff9//v9+vz/
+/7//P//////////////////////////////////////////////////////////////////
/////////////////////////////////yH/C05FVFNDQVBFMi4wAwEAAAAh+QQJZAD/ACwC
AAIAKAAWAAAI/gD/CRz4bwUGCg8eQFjIsGHDBw4iTLAQgqBFgisuePCiyJOpUyBDihRpypMi
Lx8qaLhIMIyGFZ5sAUsmjZrNmzhzWpO2DJgtTysqfGDpxoMbW8ekeQsXzty4p1CjRjUXrps3
asJsuclQ4uKKSbamMR3n1JzZs2jRkh1HzuxVXX8y4CDYAwqua+DInVrRwMGJU2kDp31KThy1
XGWGDlxhi1rTPAUICBBAoEAesoIzn6Vm68MKgVAUHftmzhOCBCtQwQKSoABgzZnJdSMmyIPA
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A3lQBxet/TG4cMpI/tHwYeSfIzxM0uTKNs7UgAQrYL1akaDA7+3bueVqY4NJlUhIcQLNYx8E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"""
# ############################################################################
# ############ Main ################
# ##################################
class IsogeoSearchForm(ttk.Frame):
def __init__(self, master=None, async_loop=None):
tk.Frame.__init__(self, master)
self.async_loop = async_loop
# basics
# master.resizable(width=True, height=True)
master.title(
"Isogeo Python SDK v{} - Sample desktop search form".format(pysdk_version)
)
master.focus_force()
self.grid(sticky="NSWE")
self.grid_propagate(1)
# styling
self.style = ttk.Style(self)
self.s1 = tk.PhotoImage(
master=self, name="search1", data=data, format="gif -index 0"
)
self.s2 = tk.PhotoImage(
master=self, name="search2", data=data, format="gif -index 1"
)
self.style.element_create(
"Search.field",
"image",
"search1",
("focus", "search2"),
border=[22, 7, 14],
sticky="ew",
)
self.style.layout(
"Search.entry",
[
(
"Search.field",
{
"sticky": "nswe",
"border": 1,
"children": [
(
"Entry.padding",
{
"sticky": "nswe",
"children": [
("Entry.textarea", {"sticky": "nswe"})
],
},
)
],
},
)
],
)
self.style.configure("Search.entry")
# frames
fr_global = ttk.Frame(self, name="global")
fr_search = ttk.Frame(self, name="search_form")
# UI vars
self.app_name = StringVar(fr_global, "Sample desktop form")
self.app_total = StringVar(fr_global, "0")
self.app_url = StringVar(fr_global, "http://isogeo-api-pysdk.readthedocs.io")
self.app_results = StringVar(fr_search, "0")
# -- WIDGETS CREATION -------------------------------------------------
# add widgets
lbl_app_name = tk.Label(fr_global, textvariable=self.app_name)
lbl_app_total = ttk.Label(fr_global, textvariable=self.app_total)
btn_app_url = ttk.Button(
fr_global,
text="APP Website",
command=lambda: self.worker_allocator(
async_loop=self.async_loop, to_do="open_web", **{"url": self.app_url}
),
)
lbl_actions = ttk.Label(fr_search, text="Linked action")
lbl_contacts = ttk.Label(fr_search, text="Contact")
lbl_formats = ttk.Label(fr_search, text="Source format")
lbl_inspires = ttk.Label(fr_search, text="INSPIRE theme")
lbl_keywords = ttk.Label(fr_search, text="Keyword")
lbl_licenses = ttk.Label(fr_search, text="License")
lbl_owners = ttk.Label(fr_search, text="Owner")
lbl_shares = ttk.Label(fr_search, text="Share")
lbl_srs = ttk.Label(fr_search, text="Source spatial reference system")
lbl_types = ttk.Label(fr_search, text="Type")
# add form widgets
self.ent_search = AutocompleteEntry(
fr_search, style="Search.entry", width=20, completevalues=list()
)
self.cb_actions = AutocompleteCombobox(fr_search)
self.cb_contacts = AutocompleteCombobox(fr_search)
self.cb_formats = AutocompleteCombobox(fr_search)
self.cb_inspires = AutocompleteCombobox(fr_search)
self.cb_keywords = AutocompleteCombobox(fr_search)
self.cb_licenses = AutocompleteCombobox(fr_search)
self.cb_owners = AutocompleteCombobox(fr_search)
self.cb_shares = AutocompleteCombobox(fr_search)
self.cb_srs = AutocompleteCombobox(fr_search)
self.cb_types = AutocompleteCombobox(fr_search)
lbl_results = ttk.Label(fr_search, textvariable=self.app_results)
btn_reset = ttk.Button(
master,
text="Reset",
command=lambda: self.worker_allocator(
async_loop=self.async_loop, to_do="form_clear", **{"clear": 1}
),
)
btn_close = ttk.Button(master, text="Close", command=master.destroy)
# after UI build
self.worker_allocator(
async_loop=self.async_loop, to_do="form_clear", **{"clear": 1}
)
# -- WIDGETS PLACEMENT ------------------------------------------------
d_pad = {"padx": 5, "pady": 5, "sticky": "NSEW"}
lbl_app_name.grid(row=0, column=0, **d_pad)
btn_app_url.grid(row=1, column=0, **d_pad)
lbl_app_total.grid(row=2, column=0, **d_pad)
self.ent_search.grid(row=1, columnspan=3, **d_pad)
self.cb_actions.grid(row=3, column=0, **d_pad)
self.cb_contacts.grid(row=3, column=1, **d_pad)
self.cb_formats.grid(row=3, column=2, **d_pad)
self.cb_inspires.grid(row=5, column=0, **d_pad)
self.cb_keywords.grid(row=5, column=1, **d_pad)
self.cb_licenses.grid(row=5, column=2, **d_pad)
self.cb_owners.grid(row=7, column=0, **d_pad)
self.cb_shares.grid(row=7, column=1, **d_pad)
self.cb_srs.grid(row=7, column=2, **d_pad)
self.cb_types.grid(row=9, column=1, **d_pad)
lbl_actions.grid(row=2, column=0, **d_pad)
lbl_contacts.grid(row=2, column=1, **d_pad)
lbl_formats.grid(row=2, column=2, **d_pad)
lbl_inspires.grid(row=4, column=0, **d_pad)
lbl_keywords.grid(row=4, column=1, **d_pad)
lbl_licenses.grid(row=4, column=2, **d_pad)
lbl_owners.grid(row=6, column=0, **d_pad)
lbl_shares.grid(row=6, column=1, **d_pad)
lbl_srs.grid(row=6, column=2, **d_pad)
lbl_types.grid(row=8, column=1, **d_pad)
lbl_results.grid(row=22, column=0, columnspan=2, **d_pad)
fr_global.grid(row=0, columnspan=1, **d_pad)
fr_search.grid(row=1, columnspan=1, **d_pad)
btn_reset.grid(row=2, column=0, sticky="NSW", padx=5, pady=5)
btn_close.grid(row=2, column=0, sticky="NSE", padx=5, pady=5)
# connecting comboboxes event
self.cb_actions.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_contacts.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_formats.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_inspires.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_keywords.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_licenses.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_owners.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_shares.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_srs.bind("<<ComboboxSelected>>", self.cbs_manager)
self.cb_types.bind("<<ComboboxSelected>>", self.cbs_manager)
# -- TASKS HUB ------------------------------------------------------------
def cbs_manager(self, event):
self.worker_allocator(
async_loop=self.async_loop, to_do="form_update", **{"clear": 0}
)
def worker_allocator(self, async_loop, to_do, **kwargs):
""" Handler starting the asyncio part. """
d = kwargs
threading.Thread(
target=self._asyncio_thread, args=(async_loop, to_do, d)
).start()
def _asyncio_thread(self, async_loop, to_do, kwargus):
if to_do == "form_clear":
async_loop.run_until_complete(self.fill_form(clear=1))
elif to_do == "form_update":
async_loop.run_until_complete(self.fill_form(clear=0))
elif to_do == "open_web":
async_loop.run_until_complete(self.open_url(kwargus.get("url").get()))
else:
pass
# -- ASYNC METHODS --------------------------------------------------------
async def open_url(self, url):
open_new_tab(url)
async def fill_form(self, clear=0):
if not hasattr(self, "isogeo"):
self._init_isogeo()
else:
logging.info("App is already connected to Isogeo API")
pass
# search
if clear:
# clear
self.ent_search.delete(0, "end")
self.cb_actions.set("")
self.cb_contacts.set("")
self.cb_formats.set("")
self.cb_inspires.set("")
self.cb_keywords.set("")
self.cb_licenses.set("")
self.cb_owners.set("")
self.cb_shares.set("")
self.cb_srs.set("")
self.cb_types.set("")
# new search
search = self.isogeo.search(
self.token, page_size=0, whole_share=0, augment=1, tags_as_dicts=1
)
app_total = results_total = search.get("total")
self.app_total.set("Total: {} metadata".format(app_total))
else:
query = self.ent_search.get() + " "
query += self.tags.get("actions").get(self.cb_actions.get(), "") + " "
query += self.tags.get("contacts").get(self.cb_contacts.get(), "") + " "
query += self.tags.get("formats").get(self.cb_formats.get(), "") + " "
query += self.tags.get("inspires").get(self.cb_inspires.get(), "") + " "
query += self.tags.get("keywords").get(self.cb_keywords.get(), "") + " "
query += self.tags.get("licenses").get(self.cb_licenses.get(), "") + " "
query += self.tags.get("owners").get(self.cb_owners.get(), "") + " "
query += self.tags.get("shares").get(self.cb_shares.get(), "") + " "
query += self.tags.get("srs").get(self.cb_srs.get(), "") + " "
query += self.tags.get("types").get(self.cb_types.get(), "") + " "
search = self.isogeo.search(
self.token,
page_size=0,
whole_share=0,
augment=1,
tags_as_dicts=1,
query=query,
)
results_total = search.get("total")
logging.debug(search.get("query"))
self.tags = search.get("tags")
# set values
self.app_results.set("Results count: {} metadata".format(results_total))
self.ent_search.set_completion_list(list(self.tags.get("keywords").values()))
self.cb_actions.set_completion_list(list(self.tags.get("actions")))
self.cb_contacts.set_completion_list(list(self.tags.get("contacts")))
self.cb_formats.set_completion_list(list(self.tags.get("formats")))
self.cb_inspires.set_completion_list(list(self.tags.get("inspires")))
self.cb_keywords.set_completion_list(list(self.tags.get("keywords")))
self.cb_licenses.set_completion_list(list(self.tags.get("licenses")))
self.cb_owners.set_completion_list(list(self.tags.get("owners")))
self.cb_shares.set_completion_list(list(self.tags.get("shares")))
self.cb_srs.set_completion_list(list(self.tags.get("srs")))
self.cb_types.set_completion_list(list(self.tags.get("types")))
def _init_isogeo(self):
api_credentials = utils.credentials_loader("client_secrets.json")
self.isogeo = Isogeo(
client_id=api_credentials.get("client_id"),
client_secret=api_credentials.get("client_secret"),
)
self.token = self.isogeo.connect()
# app properties
self.isogeo.get_app_properties(self.token)
self.app_props = self.isogeo.app_properties
self.app_name.set(
"Authenticated application: {}".format(self.app_props.get("name"))
)
self.app_url.set(self.app_props.get("url", "https://www.isogeo.com"))
# ###############################################################################
# ###### Stand alone program ########
# ###################################
if __name__ == "__main__":
"""Standalone execution"""
async_loop = asyncio.get_event_loop()
root = tk.Tk()
app = IsogeoSearchForm(root, async_loop)
app.mainloop()