/
app.py
1711 lines (1489 loc) · 68.7 KB
/
app.py
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#!/usr/bin/env python
# encoding: utf-8
"""
"""
INDEX = "./index"
DATABASE = "./gml/gml.sqlite"
CRS_EXCEPTIONS = 'CRS_exceptions.csv'
# ['kind'(in whoosh), 'short kind', 'space for formating', 'explenation of abbr', count', 'link to new query', 'long kind']
facets_list = [
['CRS','CRS','','Coordinate reference systems',0,'http://','Coordinate reference system'],
['CRS-PROJCRS','PROJCRS',' ', 'Projected',0,'http://','Projected coordinate system'],
['CRS-GEOGCRS','GEOGCRS',' ', 'Geodetic',0,'http://', 'Geodetic coordinate system'],
['CRS-GEOG3DCRS','GEOG3DCRS', ' ', 'Geodetic 3D',0,'http://','Geodetic 3D coordinate system'],
['CRS-GCENCRS','GCENCRS',' ', 'Geocentric',0,'http://', 'Geocentric coordinate system'],
['CRS-VERTCRS','VERTCRS',' ', 'Vertical',0,'http://', 'Vertical coordinate system'],
['CRS-ENGCRS','ENGCRS',' ', 'Engineering',0,'http://', 'Engineering coordinate system'],
['CRS-COMPOUNDCRS','COMPOUNDCRS',' ', 'Compound',0,'http://', 'Compound coordinate system'],
['COORDOP','COORDOP','','Operation',0,'http://', 'Operation'],
['COORDOP-COPTRANS','COPTRANS',' ', 'Transformation',0,'http://', 'Transformation'],
['COORDOP-COPCONOP','COPCONOP',' ', 'Compound',0,'http://', 'Compound operation'],
['COORDOP-COPCON','COPCON',' ', 'Conversion',0,'http://', 'Conversion'],
['DATUM','DATUM','','Datum',0,'http://', 'Datum'],
['DATUM-VERTDAT','VERTDAT',' ', 'Vertical',0,'http://', 'Vertical datum'],
['DATUM-ENGDAT','ENGDAT',' ', 'Engineering',0,'http://', 'Engineering datum'],
['DATUM-GEODDAT','GEODDAT',' ', 'Geodetic',0,'http://', 'Geodetic datum'],
['ELLIPSOID','ELLIPSOID','', 'Ellipsoid',0,'http://', 'Ellipsoid'],
['PRIMEM','PRIMEM','', 'Prime meridian',0,'http://', 'Prime meridian'],
['METHOD','METHOD','', 'Method',0,'http://', 'Method'],
['CS','CS','', 'Coordinate systems',0,'http://', 'Coordinate system'],
['CS-VERTCS','VERTCS',' ', 'Vertical',0,'http://', 'Vertical coordinate system'],
['CS-SPHERCS','SPHERCS',' ', 'Spherical',0,'http://', 'Spherical coordinate system'],
['CS-CARTESCS','CARTESCS',' ', 'Cartesian',0,'http://', 'Cartesian coordinate system'],
['CS-ELLIPCS','ELLIPCS',' ', 'Ellipsoidal',0,'http://', 'Ellipsoidal coordinate system'],
['AXIS','AXIS','', 'Axis',0,'http://', 'Axis'],
['AREA','AREA','', 'Area',0,'http://', 'Area'],
['UNIT','UNIT','', 'Units',0,'http://', 'Unit'],
['UNIT-ANGUNIT','ANGUNIT',' ', 'Angle',0,'http://', 'Angle unit'],
['UNIT-SCALEUNIT','SCALEUNIT',' ', 'Scale',0,'http://', 'Scale unit'],
['UNIT-LENUNIT','LENUNIT',' ', 'Length',0,'http://', 'Length unit'],
['UNIT-TIMEUNIT','TIMEUNIT',' ', 'Time',0,'http://', 'Time unit']
]
# Index to the facets_list above - manual update on change!
f_crs_index = 0
f_op_index = 8
f_datum_index = 12
f_cs_index = 19
f_unit_index = 26
import bottle
from bottle import route, run, template, request, response, static_file, redirect, error
import urllib2
import urllib
import sys
import os
from whoosh.index import create_in, open_dir
from whoosh.fields import *
from whoosh.qparser import QueryParser, MultifieldParser
from whoosh.query import *
from whoosh import sorting, qparser, scoring,index, highlight,sorting,collectors
import re
from pprint import pprint
from pygments.lexer import RegexLexer
from pygments.token import *
from pygments import highlight
from pygments.formatters import HtmlFormatter
from osgeo import gdal, osr, ogr
import time
import math
import json
import csv
import sqlite3 as sqlite
app = bottle.default_app()
re_kind = re.compile(r'kind:([\*\w-]+)')
re_deprecated = re.compile(r'deprecated:\d')
crs_ex_line = {}
try:
with open(CRS_EXCEPTIONS) as crs_ex:
text = csv.reader(crs_ex, delimiter = ',')
# skip the header
next(text, None)
for row in text:
crs_ex_line[row[0]] = row
#print crs_ex_line['4326'][2]
except:
print "!!! FAILED: NO CRS_EXCEPTIONS !!!"
#sys.exit(1)
con = sqlite.connect(DATABASE)
if not con:
print "Connection to gml.sqlite FAILED"
#sys.exit(1)
cur = con.cursor()
def getQueryParam(q, param):
"""Return value of a param in query"""
if param == 'deprecated':
if "deprecated:1" in q:
return 1
else:
return 0 # default if not present
if param == 'kind':
m = re_kind.search(q)
if m:
return m.group(1)
else:
return "CRS" # default if not present
m = re.search(param+r':(\S+)', q)
if m:
return m.group(1)
else:
return ''
def getVerboseQuery(q):
verboseq = setQueryParam(q, 'deprecated', getQueryParam(q,'deprecated'), True)
verboseq = setQueryParam(verboseq, 'kind', getQueryParam(verboseq,'kind'), True)
return verboseq
def setQueryParam(q, param, value='', verbose=False):
"""Set in the query string the param to value"""
if param == 'deprecated':
if int(value) != 0:
if 'deprecated' in q:
q = re_deprecated.sub('deprecated:1', q)
else:
q += " deprecated:1"
else: # default deprecated:0
q = re_deprecated.sub('',q)
if verbose:
q += " deprecated:0"
elif param == 'kind':
if 'kind:' in q:
q = re_kind.sub("kind:"+value,q)
else:
q += " kind:"+value
if not verbose:
q = q.replace('kind:CRS','') # default
elif param in q:
q = re.sub(param+r':(\S+)',param+":"+str(value), q)
else:
q += " "+param+":"+str(value)
if value == '': # remove param if value is empty
q = q.replace(param+":", q)
return re.sub(r'\s+',' ', q).strip()
class WKTLexer(RegexLexer):
name = 'wkt'
aliases = ['wkt']
filenames = ['*.wkt']
tokens = {
'root': [
(r'\s+', Text),
(r'[{}\[\]();,-.]+', Punctuation),
(r'(PROJCS)\b', Generic.Heading),
(r'(PARAMETER|PROJECTION|SPHEROID|DATUM|GEOGCS|AXIS)\b', Keyword),
(r'(PRIMEM|UNIT|TOWGS84)\b', Keyword.Constant),
(r'(AUTHORITY)\b', Name.Builtin),
(r'[$a-zA-Z_][a-zA-Z0-9_]*', Name.Other),
(r'[0-9][0-9]*\.[0-9]+([eE][0-9]+)?[fd]?', Number.Float),
(r'0x[0-9a-fA-F]+', Number.Hex),
(r'[0-9]+', Number.Integer),
(r'"(\\\\|\\"|[^"])*"', String.Double),
(r"'(\\\\|\\'|[^'])*'", String.Single),
]
}
class XmlLexer(RegexLexer):
"""
Generic lexer for XML (eXtensible Markup Language).
"""
flags = re.MULTILINE | re.DOTALL | re.UNICODE
name = 'XML'
aliases = ['xml']
filenames = ['*.xml', '*.xsl', '*.rss', '*.xslt', '*.xsd', '*.wsdl']
mimetypes = ['text/xml', 'application/xml', 'image/svg+xml',
'application/rss+xml', 'application/atom+xml']
tokens = {
'root': [
('[^<&]+', Text),
(r'&\S*?;', Name.Entity),
(r'\<\!\[CDATA\[.*?\]\]\>', Comment.Preproc),
('<!--', Comment, 'comment'),
(r'<\?.*?\?>', Comment.Preproc),
('<![^>]*>', Comment.Preproc),
(r'<\s*[\w:.-]+', Name.Tag, 'tag'),
(r'<\s*/\s*[\w:.-]+\s*>', Name.Tag),
],
'comment': [
('[^-]+', Comment),
('-->', Comment, '#pop'),
('-', Comment),
],
'tag': [
(r'\s+', Text),
(r'[\w.:-]+\s*=', Name.Attribute, 'attr'),
(r'/?\s*>', Name.Tag, '#pop'),
],
'attr': [
('\s+', Text),
('".*?"', String, '#pop'),
("'.*?'", String, '#pop'),
(r'[^\s>]+', String, '#pop'),
],
}
def area_to_url(area):
if area.rfind("-"):
qarea = area.split(" -")[:1]
elif area.rfind(";"):
qarea = area.split(";")
else:
qarea = area
if area.startswith("World"):
qarea = ["World",]
url = "/?q=" + urllib.quote_plus(qarea[0].encode('utf-8'))
return url
@route('/',method="GET")
def index():
# Front page without parameters
if (len(request.GET.keys()) == 0):
#print len(request.GET.keys())
return template('./templates/index')
ix = open_dir(INDEX)
result = []
ref = osr.SpatialReference()
# with ix.reader() as reader:
# print reader.most_frequent_terms("kind",50)
with ix.searcher(closereader=False) as searcher:
parser = MultifieldParser(["code","name","kind","area","area_trans","alt_title"], ix.schema)
query = request.GET.get('q') # p43 - 1.9 The default query language
pagenum = int(request.GET.get("page",1))
format = request.GET.get('format',0)
callback = request.GET.get('callback',False)
expanded_trans = request.GET.get('trans',False)
if query == None:
return template('./templates/index')
kind = getQueryParam(query, 'kind')
deprecated = getQueryParam(query, 'deprecated')
# for count inverse deprecated (if it display valid, show me a number of deprecated records)
statquery = setQueryParam(query, 'deprecated', not deprecated,True)
url_facet_statquery ="/?q=" + urllib2.quote(statquery)
# and through all kinds
#statquery = setQueryParam(statquery,'kind','*')
# show query in all kinds
#catquery = setQueryParam(query,'kind','*')
#mycatquery = parser.parse(getVerboseQuery(catquery))
#mystatquery = parser.parse(getVerboseQuery(statquery))
# delele kind and deprecated and "*" from query
query = query.replace("*","")
base_query_kind = re.sub("kind"+r':(\S+)',"", query)
base_query_kind_deprecated = re.sub("deprecated"+r':(\S+)',"", base_query_kind)
if base_query_kind_deprecated == "" or base_query_kind_deprecated == " ":
facet_query = Every()
else:
facet_query = parser.parse(base_query_kind_deprecated)
# parse and prepare for search
myquery = parser.parse(getVerboseQuery(query))
start = time.clock()
# result of query
results = searcher.search(myquery, limit = None) #(pagenum*pagelen)
# how many document include query in each kind
res_facets = searcher.search(facet_query, groupedby="kind", scored=False, sortedby=None, maptype=sorting.Count)
# "search in" number
elapsed = (time.clock() - start)
# kind and count of result from catquery
groups = res_facets.groups("kind")
# number of results on one page. If change number, edit "paging"
pagelen = 10
# last document from result on page
maxdoc = pagelen*pagenum
json_str = []
short_code = 0
codes = []
for r in results[(maxdoc-pagelen):maxdoc]:
#print r.score, r['code']
link = str(r['code'])
short_code = r['code'].split("-")
name = r['name']
type_epsg = "EPSG"
if r['information_source'] == "ESRI":
name = r['name'].replace("ESRI: ","").strip()
type_epsg = "ESRI"
if r['area'].startswith("World"):
short_area = "World"
else:
short_area = r['area']
if r['area_trans'].startswith("World"):
short_area = "World"
elif r['area_trans']:
short_area = r['area_trans']
if len(short_area) > 100:
short_area = short_area.split("-", 2)[0]
wkt = ""
url_map = ""
if r['kind'].startswith("CRS"):
ref.ImportFromEPSG(int(short_code[0]))
wkt = ref.ExportToWkt()
if wkt and r['bbox']:
# a = ref.ImportFromWkt(r['wkt'])
# if a == 0:
url_map = "/" + r['code']+ "/map"
result.append({'r':r, 'name':name, 'type_epsg':type_epsg, 'link':link, 'area':short_area, 'short_code':short_code, 'url_map':url_map})
if not expanded_trans and format == "json":
proj4 = ref.ExportToProj4().strip()
#proj4js = '%s["%s:%s"] = "%s";' % ("Proj4js.defs", type_epsg, short_code[0], proj4)
json_str.append({'code':r['code'], 'name':name, 'wkt':wkt,'proj4':proj4,'default_trans':r['code_trans'],'trans':r['trans'],'area':r['area'],'accuracy':r['accuracy'],'kind':r['kind'], 'bbox':r['bbox']})
elif expanded_trans and format == "json":
for trans_codes in r['trans']:
if int(trans_codes) not in codes:
codes.append(trans_codes)
# number of results from results
num_results = len(results)
num_kind = len(res_facets)
# paging ala google
pagemax = int(math.ceil(num_results / float(pagelen) ))
paging = range(1, pagemax+1)[ max(0, pagenum-6) : (pagenum+4 if pagenum >= 10 else min(10,pagemax))]
# set all facets_list counts to zero
for i in range(0,len(facets_list)):
facets_list[i][4] = 0
#make null index of chose kind
query_kind_index = None
# title, h1
dep_found = False
q = re.sub(r'kind:\S+',"",query)
if "deprecated:1" in q: dep_found = True
q = re.sub(r'deprecated:\d',"",q)
q = q.strip()
kind_low = kind.lower()
# more then values in facets_list for condition if exist (selected_kind_index can be 0-30)
selected_kind_index = 77
if num_kind != 0:
title = "Searching for "+ '"'+ q +'"'
for i in range(0,len(facets_list)):
if kind == facets_list[i][1]:
selected_kind_index = i
if kind == "AXIS":
title = "Axes"
break
kind_low = facets_list[i][6].lower()
if q == "":
title = facets_list[i][6] +"s"
if dep_found == True: title = "Deprecated " + kind_low + "s"
else:
title = facets_list[i][6] +"s for "+'"'+q+'"'
if dep_found == True: title = "Deprecated " + kind_low +"s for "+'"'+q+'"'
else:
title = '"'+ q +'"' + " is not in EPSG.io"
kind_low = q,kind_low
# update facets counters
show_alt_search = False
for key,value in groups.iteritems():
if value>0:
show_alt_search = True
# standard kinds
for i in range(0,len(facets_list)):
if facets_list[i][0] == key:
facets_list[i][4] = int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[i][1])
facets_list[i][5] = "/?q=" + urllib2.quote(catquery)
# index of chose kind
if kind == facets_list[i][1]:
query_kind_index = i
# sum special kinds
if key.startswith('CRS-'):
facets_list[f_crs_index][4] += int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[f_crs_index][1])
facets_list[f_crs_index][5] = "/?q=" + urllib2.quote(catquery)
if key.startswith('DATUM-'):
facets_list[f_datum_index][4] += int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[f_datum_index][1])
facets_list[f_datum_index][5] = "/?q=" + urllib2.quote(catquery)
if key.startswith('CS-'):
facets_list[f_cs_index][4] += int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[f_cs_index][1])
facets_list[f_cs_index][5] = "/?q=" + urllib2.quote(catquery)
if key.startswith('UNIT-'):
facets_list[f_unit_index][4] += int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[f_unit_index][1])
facets_list[f_unit_index][5] = "/?q=" + urllib2.quote(catquery)
if key.startswith('COORDOP-'):
facets_list[f_op_index][4] += int(value)
catquery = setQueryParam(base_query_kind, 'kind', facets_list[f_op_index][1])
facets_list[f_op_index][5] = "/?q=" + urllib2.quote(catquery)
# show a clear query (e.g. without kind:CRS, deprecated:0)
query = setQueryParam(query,'kind',kind)
query = setQueryParam(query,'deprecated',deprecated)
num_deprecated = 0,url_facet_statquery
# condition for selected_kind_index have to be lower then initial number
if num_kind != 0 and selected_kind_index<77:
num_deprecated = abs(num_results - facets_list[selected_kind_index][4]),url_facet_statquery
export = {}
if str(format) == "json":
if expanded_trans:
wkt = ""
proj4 = ""
wkt_parent = ""
proj4_parent = ""
json_str = []
parser = MultifieldParser(["code","kind"], ix.schema)
trans_query = ""
for c in codes:
trans_query = trans_query +"code:"+str(c)+" OR "
myquery = parser.parse(trans_query + " AND kind:COORDOP")
transformation = searcher.search(myquery, limit=None)
code_with_bbox = {}
for r in results[(maxdoc-pagelen):maxdoc]:
short_code = r['code'].split("-")
ref.ImportFromEPSG(int(short_code[0]))
wkt_parent = ref.ExportToWkt()
proj4_parent = ref.ExportToProj4().strip()
for hit in transformation:
values = hit['description']
if not re.findall(r'([a-df-zA-Z_])',values):
if str(values) != str('(0,)'):
values = tuple(map(float, values[1:-1].split(',')))
# do not change default TOWGS84
if int(hit['code_trans']) != int(hit['code']) :
if (values != (0.0,0.0,0.0,0.0,0.0,0.0,0.0) and type(values) == tuple and values != (0,) and values != ()):
ref.ImportFromEPSG(int(short_code[0]))
ref.SetTOWGS84(*values)
wkt = ref.ExportToWkt().decode('utf-8')
proj4 = ref.ExportToProj4().strip()
code_with_bbox[int(hit['code'])] = hit,wkt,proj4
#proj4js = '%s["%s:%s"] = "%s";' % ("Proj4js.defs", type_epsg, short_code[0], proj4)
json_bbox = []
if r['trans']:
for item in r['trans']:
json_bbox.append({'code_trans':item, 'bbox': code_with_bbox[item][0]['bbox'],'name': code_with_bbox[item][0]['name'],'accuracy': code_with_bbox[item][0]['accuracy'],'wkt':code_with_bbox[item][1], 'proj4':code_with_bbox[item][2],'area':code_with_bbox[item][0]['area'] })
json_str.append({'code':r['code'], 'name':r['name'], 'wkt':wkt_parent,'proj4':proj4_parent,'default_trans':r['code_trans'],'accuracy':r['accuracy'],'kind':r['kind'], 'trans':json_bbox,'area':r['area']})
export['number_result']= num_results
export['results'] = json_str
json_str = export
response['Content-Type'] = "application/json"
if callback:
json_str = callback + "(" + json.dumps(json_str) + ")"
response['Content-Type'] = "application/javascript"
return json_str
return json.dumps(json_str)
return template('./templates/results', selected_kind_index=selected_kind_index, num_deprecated=num_deprecated, show_alt_search=show_alt_search, kind_low=kind_low, num_kind=num_kind, short_code=short_code, title=title, query=query, deprecated=deprecated, num_results=num_results, elapsed=elapsed, facets_list=facets_list, url_facet_statquery=url_facet_statquery, result=result, pagenum=int(pagenum),paging=paging)
@route('/<id:re:[\d]+(-[\d]+)?>')
def index(id):
ref = osr.SpatialReference()
ix = open_dir(INDEX)
url_social = id
with ix.searcher(closereader=False) as searcher:
parser = MultifieldParser(["code","code_trans"], ix.schema)
code, code_trans = (id+'-0').split('-')[:2]
query = "code:" + code + " kind:CRS OR kind:COORDOP" #1068-datum, 1068-area,1068 (transformation)
myquery = parser.parse(query)
results = searcher.search(myquery, limit=None) #default limit is 10 , reverse = True
detail = []
trans_unsorted = []
trans = []
url_trans = []
trans_item = []
num_results = 0
# item = None
#wkt = None
default_trans = ""
url_method = ""
url_format = ""
export = ""
export_html = ""
url_area_trans = ""
# url_area = ""
g_coords = ""
center = 0,0
trans_lat = ""
trans_lon = ""
# title = ""
nadgrid = None
gcrs_code = ""
deprecated_available = 0
bbox_coords = ""
for r in results:
found = False
item = r
code_short = item['code'].split("-")
name = item['name']
type_epsg = "EPSG"
a = ref.ImportFromEPSG(int(code_short[0]))
if a == 0:
wkt = ref.ExportToWkt()
else:
wkt = ""
if item['information_source'] == "ESRI":
name = item['name'].replace("ESRI: ","").strip()
type_epsg = "ESRI"
if a != 0:
a = ref.ImportFromProj4(str(item['description']))
if a != 0:
alt_description = item['description']
else:
ref.ExportToWkt()
ref.SetProjCS(name.replace(" ", "_"))
ref.SetAuthority("PROJCS","EPSG",int(code))
ref.ExportToPrettyWkt()
alt_description = str(ref).decode('utf-8')
elif a == 0:
wkt = ref.ExportToWkt().decode('utf-8')
title = item['kind'] + ":" + item['code']
url_area = area_to_url(item['area'])
for i in range(0,len(facets_list)):
if facets_list[i][0] == item['kind']:
kind = facets_list[i][6]
url_kind = "/?q=kind:" + facets_list[i][1]
area_item = item['area']
area_trans_item = item['area_trans']
if item['area'].startswith("World:"):
area_item = "World"
if item['area_trans'].startswith("World:"):
area_trans_item = "World"
if len(area_trans_item) > 100:
if ":" in area_trans_item:
area_trans_item = area_trans_item.split(":", 1)[0]
elif "-" in area_trans_item:
area_trans_item = area_trans_item.split("-", 2)[0]
# for short link (5514, instead of 5514-15965)
if int(code_trans) == 0 and int(r['code_trans']) != 0:
code_trans = r['code_trans']
#if it default transformation code or has some other transformations
if int(code_trans) != 0 or r['trans']:
# it is at least one code of transformation (min. defalut trans. code)
for code_transformation in r['trans']:
parser = MultifieldParser(["code","kind"], ix.schema)
query = "code:"+str(code_transformation)+ " kind:COORDOP"
myquery = parser.parse(query)
transformation = searcher.search(myquery, limit=None)
for hit in transformation:
trans_item.append(hit)
# if it active do not show a link
if int(hit['code']) == int(code_trans):
link = ""
else:
link = str(r['code']) + u"-" + str(hit['code'])
# if exist default trans code
default = False
if int(r['code_trans'])== int(hit['code']):
default = True
try:
values = tuple(map(float, hit['description'][1:-1].split(',')))
except:
values = hit['description']
num_param = ""
if values[3:7] == (0,0,0,0) or values == (0,0,0,0,0,0,0):
num_param = 3
elif type(values) != tuple and str(values) != "0":
num_param = 'grid'
elif str(values) == '0':
num_param = ""
else:
num_param = 7
area_trans_trans = hit['area']
if item['area'].startswith("World:"):
area_trans_trans = "World"
if len(area_trans_trans) > 50:
if ":" in area_trans_trans:
area_trans_trans = area_trans_trans.split(":", 1)[0]
elif "-" in area_trans_trans:
area_trans_trans = area_trans_trans.split("-", 2)[0]
# if exist some deprecated transformations
if hit['deprecated'] == 1:
deprecated_available = 1
# safe the main information about each transformation
trans_unsorted.append({
'link':link,
'code':hit['code'],
'deprecated':hit['deprecated'],
'area_trans':hit['area'],
'accuracy':hit['accuracy'],
'code_trans':hit['code'],
'trans_remarks':hit['remarks'],
'default':default,
'area_trans_trans':area_trans_trans,
'num_param':num_param })
trans = sorted(trans_unsorted, key=lambda k: k['area_trans'])
# if it has NOT default transformation code
else:
ref.ImportFromEPSG(int(r['code']))
if ref.GetTOWGS84() != None:
found = True
default_trans = item
# if it has any transformation
if found == False and item['bbox']:
# default trans is active transformation
found_dt = False
for i in range(0,len(trans_item)):
if str(code_trans) == str(trans_item[i]['code']):
default_trans = trans_item[i]
found_dt = True
#elif int(code_trans) != int(trans_item[i]['code']) and not found_dt:
# default_trans = trans_item[0]
if trans_item and default_trans:
# from values of TOWGS84 edit wkt of CRS
values = default_trans['description']
if re.findall(r'([a-df-zA-Z_])',values):
nadgrid = default_trans['description']
elif str(values) != str(0):
# num =[]
values = tuple(map(float, values[1:-1].split(',')))
#
# w = re.findall(r'(-?\d*\.\d*[e]?-?\d*)',values)
# for n in w:
# num.append(float(n))
# values = tuple(num)
# do not change default TOWGS84
if int(r['code_trans']) != int(default_trans['code']) :
if (values != (0.0,0.0,0.0,0.0,0.0,0.0,0.0) and type(values) == tuple and values != (0,) and values != ()):
ref.ImportFromEPSG(int(r['code']))
ref.SetTOWGS84(*values)
wkt = ref.ExportToWkt().decode('utf-8')
# if do not have trans_item or default_trans
else:
n, w, s, e = item['bbox']
if n == 90.0: n = 85.0
if w == -180.0: w = -179.9
if s == -90.0: s = -85.0
if e == 180.0: e = 179.9
#(51.05, 12.09, 47.74, 22.56)
center = (n-s)/2.0 + s, (e-w)/2.0 + w
if (e < w):
center = (n-s)/2.0+s, (w+180 + (360-(w+180)+e+180) / 2.0 ) % 360-180
if n == 85.0 and w == -179.9 and s == -85.0 and e == 179.9:
g_coords = "-85,-179.9|85,-179.9|85,0|85,179.9|-85,179.9|-85,0|-85,-179.9"
else:
g_coords = str(s) + "," + str(w) + "|" + str(n) + "," + str(w) + "|" + str(n) + "," + str(e) + "|" + str(s) + "," + str(e) + "|" + str(s) + "," + str(w)
# if it CRS (not transformation)
if str(item['kind']).startswith('CRS'):
if wkt:
url_format = "/"+str(item['code'])
if default_trans:
# if the actual transformation is different code then basic transformation and basic transformation is not 0 (geodetic systems hasnt got any transformation (4326 - not showing link 4326-4326))
if int(default_trans['code']) != int(item['code_trans']) and int(item['code_trans']) != 0:
url_format = "/"+str(item['code'])+"-"+str(default_trans['code'])
elif str(item['kind']).startswith('COORDOP'):
url_format = "/"+str(item['code'])
# for activated transformation
if default_trans:
#if default_trans['method']:
# url_method ="/?q=" + urllib.quote_plus((default_trans['method'][0]+ ' kind:METHOD').encode('utf-8'))
url_area_trans = area_to_url(default_trans['area'])
center = ""
g_coords = ""
if default_trans['bbox']:
n, w, s, e = default_trans['bbox']
if n == 90.0: n = 85.0
if w == -180.0: w = -179.9
if s == -90.0: s = -85.0
if e == 180.0: e = 179.9
#(51.05, 12.09, 47.74, 22.56)
center = (n-s)/2.0 + s, (e-w)/2.0 + w
if (e < w):
center = (n-s)/2.0+s, (w+180 + (360-(w+180)+e+180) / 2.0 ) % 360-180
if (n == 85.0 and w == -179.9 and s == -85.0 and e == 179.9) or item['code'] == "3857":
g_coords = "-85,-179.9|85,-179.9|85,0|85,179.9|-85,179.9|-85,0|-85,-179.9"
else:
g_coords = str(s) + "," + str(w) + "|" + str(n) + "," + str(w) + "|" + str(n) + "," + str(e) + "|" + str(s) + "," + str(e) + "|" + str(s) + "," + str(w)
url_static_map = ("","")
if center != "" and g_coords != "":
url_static = "http://maps.googleapis.com/maps/api/staticmap?size=265x215&scale=2&sensor=false&visual_refresh=true¢er="+str(center[0])+","+str(center[1])+"&path=color:0xff0000ff|fillcolor:0xff000022|weight:2|"+g_coords
url_static_map = urllib2.quote(url_static), url_static
ogpxml = ""
if item['kind'].startswith("CRS"):
urn = "urn:ogc:def:crs:EPSG::"+code
cur.execute('SELECT id,xml FROM gml where urn = ?', (urn,))
gml = cur.fetchall()
for id,xml in gml:
ogpxml = '<?xml version="1.0" encoding="UTF-8"?>\n %s' % (xml)
elif item['kind'].startswith("COORDOP"):
urn = "urn:ogc:def:coordinateOperation:EPSG::" + code
cur.execute('SELECT id,xml FROM gml where urn = ?', (urn,))
gml = cur.fetchall()
for id,xml in gml:
ogpxml = '<?xml version="1.0" encoding="UTF-8"?>\n %s' % (xml)
ogpxml_highlight = highlight(ogpxml, XmlLexer(), HtmlFormatter(cssclass='syntax',nobackground=True))
# if available wkt, default_trans and wkt has length minimum 100 characters (transformation has length maximum 100 (just a TOWGS84))
error_code = 9
xml_highlight = ""
if wkt:
trans_coords = ""
error_code = ref.ImportFromEPSG(int(item['code']))
export = {}
ref.ImportFromWkt(wkt)
export['prettywkt'] = ref.ExportToPrettyWkt()
if int(error_code) == 0:
export['usgs'] = str(ref.ExportToUSGS())
if "(0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0)" in export['usgs']:
export['usgs'] = ""
export['ogcwkt'] = ref.ExportToWkt()
export['proj4'] = ref.ExportToProj4()
export['html'] = highlight(ref.ExportToPrettyWkt(), WKTLexer(), HtmlFormatter(cssclass='syntax',nobackground=True))
#if correct export, then it is string, if error then return 7
if ref.ExportToXML() != 7 :
export['xml'] = '<?xml version="1.0" encoding="UTF-8"?>\n %s' % (ref.ExportToXML().replace(">",' xmlns:gml="http://www.opengis.net/gml/3.2">',1))
xml_highlight = highlight(export['xml'], XmlLexer(), HtmlFormatter(cssclass='syntax',nobackground=True))
else:
export['xml'] = ""
xml_highlight = "NOT AVAILABLE"
export['mapfile'] = 'PROJECTION\n\t'+'\n\t'.join(['"'+l.lstrip('+')+'"' for l in ref.ExportToProj4().split()])+'\nEND' ### CSS: white-space: pre-wrap
proj4 = ref.ExportToProj4().strip()
export['proj4js'] = '%s("%s:%s","%s");' % ("proj4.defs", type_epsg, code, proj4)
export['mapnik'] = '<?xml version="1.0" encoding="utf-8"?>\n<Map srs="%s">\n\t<Layer srs="%s">\n\t</Layer>\n</Map>' % (proj4,proj4)
export['mapserverpython'] = "wkt = '''%s'''\nm = mapObj('')\nm.setWKTProjection(ref.ExportToWkt())\nlyr = layerObj(m)\nlyr.setWKTProjection(ref.ExportToWkt())" % (ref.ExportToWkt()) #from mapscript import mapObj,layerObj\n
export['mapnikpython'] = "proj4 = '%s'\nm = Map(256,256,proj4)\nlyr = Layer('Name',proj4)" % (proj4) #from mapnik import Map, Layer\n
export['geoserver'] = "%s=%s" % (code,ref.ExportToWkt()) # put this custom projection in the 'user_projections' file inside the GEOSERVER_DATA_DIR '\n' # You can further work with your projections via the web admin tool.\n
export['postgis'] = 'INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( %s, \'%s\', %s, \'%s\', \'%s\');' % (item['code'], type_epsg, item['code'], ref.ExportToProj4(), ref.ExportToWkt())
# if ref.IsGeographic():
# code = ref.GetAuthorityCode("GEOGCS")
# else:
# code = ref.GetAuthorityCode("PROJCS")
# export_json = {}
# if code:
# export_json['type'] = 'EPSG'
# export_json['properties'] = {'code':code}
# export['json'] = export_json
if item['code'] == "3857":
wkt_3857 = 'PROJCS["WGS_1984_Web_Mercator_Auxiliary_Sphere",GEOGCS["GCS_WGS_1984",DATUM["D_WGS_1984",SPHEROID["WGS_1984",6378137.0,298.257223563]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Mercator_Auxiliary_Sphere"],PARAMETER["False_Easting",0.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",0.0],PARAMETER["Standard_Parallel_1",0.0],PARAMETER["Auxiliary_Sphere_Type",0.0],UNIT["Meter",1.0],AUTHORITY["EPSG",3857]]'
ref.SetFromUserInput(wkt_3857)
ref.MorphToESRI()
export['esriwkt'] = ref.ExportToWkt()
if item['bbox']:
ref.ImportFromWkt(wkt.encode('utf-8'))
wgs = osr.SpatialReference()
wgs.ImportFromEPSG(4326)
xform = osr.CoordinateTransformation(wgs,ref)
try:
trans_coords_orig = xform.TransformPoint(center[1],center[0]) #5514 - 49.3949, 17.325
#transform the bouding box coords (if have default trans, this will be a default tran else from crs)
bbox_coords_orig1 = xform.TransformPoint(e,n)
bbox_coords_orig2 = xform.TransformPoint(w,s)
if type(trans_coords_orig[0]) != float:
trans_lat = "%s" % trans_coords_orig[0]
trans_lon = "%s" % trans_coords_orig[1]
bbox_lat1 = "%s" % bbox_coords_orig1[0]
bbox_lon1 = "%s" % bbox_coords_orig1[1]
bbox_lat2 = "%s" % bbox_coords_orig2[0]
bbox_lon2 = "%s" % bbox_coords_orig2[1]
elif ref.GetAuthorityCode('UNIT') == str(9001):
trans_lat = "%.2f" % trans_coords_orig[0]
trans_lon = "%.2f" % trans_coords_orig[1]
bbox_lat1 = "%.2f" % bbox_coords_orig1[0]
bbox_lon1 = "%.2f" % bbox_coords_orig1[1]
bbox_lat2 = "%.2f" % bbox_coords_orig2[0]
bbox_lon2 = "%.2f" % bbox_coords_orig2[1]
else:
trans_lat = "%.8f" % trans_coords_orig[0]
trans_lon = "%.8f" % trans_coords_orig[1]
bbox_lat1 = "%.8f" % bbox_coords_orig1[0]
bbox_lon1 = "%.8f" % bbox_coords_orig1[1]
bbox_lat2 = "%.8f" % bbox_coords_orig2[0]
bbox_lon2 = "%.8f" % bbox_coords_orig2[1]
except:
trans_lat = ""
trans_lon = ""
bbox_lat1 = ""
bbox_lon1 = ""
bbox_lat2 = ""
bbox_lon2 = ""
bbox_coords = (bbox_lon1, bbox_lat1, bbox_lon2, bbox_lat2) #n,e,s,w
# color html of pretty wkt
ref.ImportFromWkt(wkt)
export_html = highlight(ref.ExportToPrettyWkt(), WKTLexer(), HtmlFormatter(cssclass='syntax',nobackground=True))
if 'alt_description' in item and (item['information_source'] == "ESRI" or item['information_source'] == "other") and export_html == "" and error_code != 0:
export_html = highlight(item['alt_description'], WKTLexer(), HtmlFormatter(cssclass='syntax',nobackground=True))
# if the CRS its concatenated
url_concatop=[]
found_concatop = False
if 'concatop' in item:
if item['concatop']:
for i in range(0,len(item['concatop'])):
url_concatop.append(str(item['concatop'][i]))
elif default_trans:
for i in range(0,len(default_trans['concatop'])):
url_concatop.append(str(default_trans['concatop'][i]))
alt_title = ""
if 'alt_title' in item:
if item['alt_title']:
alt_title = item['alt_title']
gcrs_code = 0
if item['geogcrs']:
gcrs_code = str(item['geogcrs'][0])
projcrs_by_gcrs = []
more_gcrs_result = ""
if gcrs_code and not item['kind'].startswith('COORDOP'):
with ix.searcher(closereader=False) as searcher:
parser = MultifieldParser(["geogcrs"], ix.schema)
gcrs_query = parser.parse(gcrs_code + " kind:PROJCRS" + " deprecated:0")
gcrs_result = searcher.search(gcrs_query, limit=5)
if len(gcrs_result) >5:
more_gcrs_result = "/?q=geogcrs:"+gcrs_code+" kind:PROJCRS deprecated:0"
for gcrs_item in gcrs_result:
# do not append if find yourself
if gcrs_item['code'] != item['code']:
projcrs_by_gcrs.append({'result': gcrs_item})
if item['kind'].startswith('COORDOP'):
with ix.searcher(closereader=False) as searcher:
parser = QueryParser("trans", ix.schema)
gcrs_query = parser.parse(code + " kind:PROJCRS" + " deprecated:0")
gcrs_result = searcher.search(gcrs_query, limit=5)
if len(gcrs_result) >5:
more_gcrs_result = "/?q=trans:"+code+" kind:PROJCRS deprecated:0"
if gcrs_result:
for gcrs_item in gcrs_result:
projcrs_by_gcrs.append({'result': gcrs_item})
else:
parser = QueryParser("geogcrs", ix.schema)
gcrs_query = parser.parse(str(gcrs_code) + " kind:PROJCRS" + " deprecated:0")
gcrs_result = searcher.search(gcrs_query, limit=5)
if len(gcrs_result) >5:
more_gcrs_result = "/?q=geogcrs:"+str(gcrs_code)+" kind:PROJCRS deprecated:0"
for gcrs_item in gcrs_result:
projcrs_by_gcrs.append({'result': gcrs_item})
# greenwich longitude is corrected by import from gml
# greenwich_longitude = 361
# 8903-primem - Paris is correct
# if str(item['greenwich_longitude']) != str(2.5969213):
# toDegree = re.compile(r'(-?)(\d+)(\.?)(\d{0,2})(\d{2})?(\d+)?')
# a = toDegree.search(str(item['greenwich_longitude']))
# if a:
# sign = a.group(1)
# if sign == None:
# sign = "+"
# degree = a.group(2)
# minutes = a.group(4)
# if minutes == None or minutes == "":
# minutes = 0
# if len(str(minutes)) == 1:
# minutes = float(minutes) * 10
# seconds = a.group(5)
# if seconds == None: seconds = 0
# frac_seconds = a.group(6)
# if frac_seconds == None: frac_seconds = 0
# result = (float(minutes)/60)+ (float(str(seconds)+"."+str(frac_seconds))/3600)
# result = float(degree)+float(result)
# greenwich_longitude = str(sign) + str(result)
# else:
greenwich_longitude = item['greenwich_longitude']
return template('./templates/detail',greenwich_longitude=greenwich_longitude, url_social=url_social, url_static_map=url_static_map, ogpxml_highlight=ogpxml_highlight, xml_highlight=xml_highlight, area_trans_item=area_trans_item, ogpxml=ogpxml, bbox_coords=bbox_coords, more_gcrs_result=more_gcrs_result, deprecated_available=deprecated_available, url_kind=url_kind, type_epsg=type_epsg, name=name, projcrs_by_gcrs=projcrs_by_gcrs, kind=kind, alt_title=alt_title, area_item=area_item, code_short=code_short, item=item, trans=trans, default_trans=default_trans, num_results=num_results, url_method=url_method, title=title, url_format=url_format, export_html=export_html, url_area_trans=url_area_trans, url_area=url_area, center=center, g_coords=g_coords, trans_lat=trans_lat, trans_lon=trans_lon, wkt=wkt, facets_list=facets_list,url_concatop=url_concatop, nadgrid=nadgrid, detail=detail,export=export, error_code=error_code )
@route('/<id:re:[\d]+(-[a-zA-Z]+)>')
def index(id):
url_social = id
ix = open_dir(INDEX)
with ix.searcher(closereader=False) as searcher:
parser = QueryParser("code", ix.schema)
myquery = parser.parse(id)
results = searcher.search(myquery)
url_axis = []
detail = []
url_uom = ""
url_children = ""
url_prime = ""
nadgrid = ""
trans_lat = ""
trans_lon = ""
trans = ""
url_format = ""
default_trans = ""
projcrs_by_gcrs = []
# item = ""
# url_area = ""
alt_title = ""
bbox_coords = ""
url_concatop = []
error_code = 9
area_trans_item = ""
deprecated_available = 0
if len(results) == 0:
error = 404
try_url= ""
return template('./templates/error', error=error, try_url=try_url)
for r in results:
if str(id) in str(r):
item = r
url_area = area_to_url(item['area'])
url_format ="/"+str(item['code'])
code_short = item['code'].split("-")
name = item['name']
type_epsg = "EPSG"
if item['information_source'] == "ESRI":
name = item['name'].replace("ESRI: ","").strip()
type_epsg = "ESRI"
center = ""
g_coords = ""
url_static_map = ("","")
for i in range(0,len(facets_list)):
if facets_list[i][0] == item['kind']: