annotate RestDbGisApi.py @ 59:a5f2550a5b44

more cleanup in kml generation sorting works better more parameters
author casties
date Fri, 22 Oct 2010 19:37:55 +0200
parents 5ed0769f5ad3
children 9fdadb60529f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
43
562717546168 refactoring...
casties
parents:
diff changeset
1 '''
562717546168 refactoring...
casties
parents:
diff changeset
2 Created on 2.9.2010
562717546168 refactoring...
casties
parents:
diff changeset
3
562717546168 refactoring...
casties
parents:
diff changeset
4 @author: casties, fknauft
562717546168 refactoring...
casties
parents:
diff changeset
5 '''
562717546168 refactoring...
casties
parents:
diff changeset
6
562717546168 refactoring...
casties
parents:
diff changeset
7 from OFS.Folder import Folder
562717546168 refactoring...
casties
parents:
diff changeset
8 from Products.PageTemplates.PageTemplateFile import PageTemplateFile
562717546168 refactoring...
casties
parents:
diff changeset
9 from Products.ZSQLExtend import ZSQLExtend
562717546168 refactoring...
casties
parents:
diff changeset
10 import logging
562717546168 refactoring...
casties
parents:
diff changeset
11 import re
562717546168 refactoring...
casties
parents:
diff changeset
12 import json
562717546168 refactoring...
casties
parents:
diff changeset
13 import time
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
14 import urllib
43
562717546168 refactoring...
casties
parents:
diff changeset
15
562717546168 refactoring...
casties
parents:
diff changeset
16 from RestDbInterface import *
562717546168 refactoring...
casties
parents:
diff changeset
17
562717546168 refactoring...
casties
parents:
diff changeset
18
562717546168 refactoring...
casties
parents:
diff changeset
19 gisToSqlTypeMap = {
562717546168 refactoring...
casties
parents:
diff changeset
20 "text": "text",
562717546168 refactoring...
casties
parents:
diff changeset
21 "number": "numeric",
562717546168 refactoring...
casties
parents:
diff changeset
22 "id": "text",
562717546168 refactoring...
casties
parents:
diff changeset
23 "gis_id": "text",
562717546168 refactoring...
casties
parents:
diff changeset
24 "coord_lat": "numeric",
562717546168 refactoring...
casties
parents:
diff changeset
25 "coord_lon": "numeric"
562717546168 refactoring...
casties
parents:
diff changeset
26 }
562717546168 refactoring...
casties
parents:
diff changeset
27
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
28 def kmlEncode(s):
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
29 """returns string encoded for displaying in KML attribute"""
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
30 res = s.replace("'","__Apostroph__")
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
31 res = res.replace('"','__DoubleApostroph__')
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
32 res = res.replace(';','__$$__')
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
33 res = res.replace('&','&')
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
34 return res
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
35
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
36
43
562717546168 refactoring...
casties
parents:
diff changeset
37 class RestDbGisApi(RestDbInterface):
562717546168 refactoring...
casties
parents:
diff changeset
38 """Object for RESTful GIS database queries
562717546168 refactoring...
casties
parents:
diff changeset
39 path schema: /db/{schema}/{table}/
562717546168 refactoring...
casties
parents:
diff changeset
40 omitting table gives a list of schemas
562717546168 refactoring...
casties
parents:
diff changeset
41 omitting table and schema gives a list of schemas
562717546168 refactoring...
casties
parents:
diff changeset
42 """
562717546168 refactoring...
casties
parents:
diff changeset
43
562717546168 refactoring...
casties
parents:
diff changeset
44 meta_type="RESTgis"
562717546168 refactoring...
casties
parents:
diff changeset
45
562717546168 refactoring...
casties
parents:
diff changeset
46 # data templates
562717546168 refactoring...
casties
parents:
diff changeset
47 GIS_schema_table = PageTemplateFile('zpt/GIS_schema_table', globals())
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
48 KML_schema_table = PageTemplateFile('zpt/KML_schema_table', globals())
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
49
44
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
50 # and scripts
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
51 def KML_URL_schema_table(self,schema,table):
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
52 """KML_URL table function"""
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
53 self.REQUEST.RESPONSE.setHeader("Content-Type", "text/plain")
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
54 id = self.REQUEST.get('id',[])
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
55 doc = self.REQUEST.get('doc',None)
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
56 return self.getLiveKmlUrl(schema=schema,table=table)
44
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
57
43
562717546168 refactoring...
casties
parents:
diff changeset
58
562717546168 refactoring...
casties
parents:
diff changeset
59 def checkTableMetaPermission(self,action,schema,table,user=None):
562717546168 refactoring...
casties
parents:
diff changeset
60 """returns if the requested action on the table is allowed"""
562717546168 refactoring...
casties
parents:
diff changeset
61 logging.debug("checktablemetapermissions action=%s schema=%s table=%s user=%s"%(action,schema,table,user))
562717546168 refactoring...
casties
parents:
diff changeset
62 if user is None:
562717546168 refactoring...
casties
parents:
diff changeset
63 user = self.REQUEST.get('AUTHENTICATED_USER',None)
562717546168 refactoring...
casties
parents:
diff changeset
64 logging.debug("user=%s"%user)
562717546168 refactoring...
casties
parents:
diff changeset
65 # TODO: what now?
562717546168 refactoring...
casties
parents:
diff changeset
66 return True
562717546168 refactoring...
casties
parents:
diff changeset
67
562717546168 refactoring...
casties
parents:
diff changeset
68 def setTableMetaTypes(self,schema,table,fields):
562717546168 refactoring...
casties
parents:
diff changeset
69 """sets the GIS meta information for table"""
562717546168 refactoring...
casties
parents:
diff changeset
70 logging.debug("settablemetatypes schema=%s, table=%s, fields=%s"%(schema,table,fields))
562717546168 refactoring...
casties
parents:
diff changeset
71 gisIdField = None
562717546168 refactoring...
casties
parents:
diff changeset
72 latField = None
562717546168 refactoring...
casties
parents:
diff changeset
73 lonField = None
562717546168 refactoring...
casties
parents:
diff changeset
74 for f in fields:
562717546168 refactoring...
casties
parents:
diff changeset
75 t = f['type']
562717546168 refactoring...
casties
parents:
diff changeset
76 if t == 'gis_id':
562717546168 refactoring...
casties
parents:
diff changeset
77 gisIdField = f['name']
562717546168 refactoring...
casties
parents:
diff changeset
78 elif t == 'coord_lat':
562717546168 refactoring...
casties
parents:
diff changeset
79 latField = f['name']
562717546168 refactoring...
casties
parents:
diff changeset
80 elif t == 'coord_lon':
562717546168 refactoring...
casties
parents:
diff changeset
81 lonField = f['name']
562717546168 refactoring...
casties
parents:
diff changeset
82
562717546168 refactoring...
casties
parents:
diff changeset
83 res = self.executeSQL("select * from public.metadata where tablename=%s", (table,))
562717546168 refactoring...
casties
parents:
diff changeset
84 if len(res['rows']) > 0:
562717546168 refactoring...
casties
parents:
diff changeset
85 # meta record exists
562717546168 refactoring...
casties
parents:
diff changeset
86 if gisIdField is not None:
562717546168 refactoring...
casties
parents:
diff changeset
87 self.executeSQL('update public.metadata set "attribute with gis_id" = %s where tablename = %s', (gisIdField,table), hasResult=False)
562717546168 refactoring...
casties
parents:
diff changeset
88
562717546168 refactoring...
casties
parents:
diff changeset
89 else:
562717546168 refactoring...
casties
parents:
diff changeset
90 # new meta record
562717546168 refactoring...
casties
parents:
diff changeset
91 if gisIdField is not None:
562717546168 refactoring...
casties
parents:
diff changeset
92 self.executeSQL('insert into public.metadata ("tablename", "attribute with gis_id") values (%s, %s)', (table,gisIdField), hasResult=False)
562717546168 refactoring...
casties
parents:
diff changeset
93
562717546168 refactoring...
casties
parents:
diff changeset
94
562717546168 refactoring...
casties
parents:
diff changeset
95 def showTable(self,resultFormat='XML',schema='public',table=None,REQUEST=None,RESPONSE=None):
562717546168 refactoring...
casties
parents:
diff changeset
96 """returns PageTemplate with tables"""
562717546168 refactoring...
casties
parents:
diff changeset
97 logging.debug("showtable")
562717546168 refactoring...
casties
parents:
diff changeset
98 if REQUEST is None:
562717546168 refactoring...
casties
parents:
diff changeset
99 REQUEST = self.REQUEST
562717546168 refactoring...
casties
parents:
diff changeset
100
562717546168 refactoring...
casties
parents:
diff changeset
101 # should be cross-site accessible
562717546168 refactoring...
casties
parents:
diff changeset
102 if RESPONSE is None:
562717546168 refactoring...
casties
parents:
diff changeset
103 RESPONSE = self.REQUEST.RESPONSE
562717546168 refactoring...
casties
parents:
diff changeset
104
562717546168 refactoring...
casties
parents:
diff changeset
105 RESPONSE.setHeader('Access-Control-Allow-Origin', '*')
44
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
106
43
562717546168 refactoring...
casties
parents:
diff changeset
107 # everything else has its own template
562717546168 refactoring...
casties
parents:
diff changeset
108 pt = getattr(self.template, '%s_schema_table'%resultFormat, None)
562717546168 refactoring...
casties
parents:
diff changeset
109 if pt is None:
562717546168 refactoring...
casties
parents:
diff changeset
110 return "ERROR!! template %s_schema_table not found"%resultFormat
562717546168 refactoring...
casties
parents:
diff changeset
111
44
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
112 #data = self.getTable(schema,table)
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
113 # templates have to get their own data
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
114 return pt(schema=schema,table=table)
43
562717546168 refactoring...
casties
parents:
diff changeset
115
562717546168 refactoring...
casties
parents:
diff changeset
116
562717546168 refactoring...
casties
parents:
diff changeset
117 def createEmptyTable(self,schema,table,fields):
562717546168 refactoring...
casties
parents:
diff changeset
118 """create a table with the given fields
562717546168 refactoring...
casties
parents:
diff changeset
119 returns list of created fields"""
562717546168 refactoring...
casties
parents:
diff changeset
120 logging.debug("createEmptyTable")
562717546168 refactoring...
casties
parents:
diff changeset
121 sqlFields = []
562717546168 refactoring...
casties
parents:
diff changeset
122 for f in fields:
562717546168 refactoring...
casties
parents:
diff changeset
123 if isinstance(f,dict):
562717546168 refactoring...
casties
parents:
diff changeset
124 # {name: XX, type: YY}
562717546168 refactoring...
casties
parents:
diff changeset
125 name = sqlName(f['name'])
562717546168 refactoring...
casties
parents:
diff changeset
126 type = f['type']
562717546168 refactoring...
casties
parents:
diff changeset
127 sqltype = gisToSqlTypeMap[type]
562717546168 refactoring...
casties
parents:
diff changeset
128 else:
562717546168 refactoring...
casties
parents:
diff changeset
129 # name only
562717546168 refactoring...
casties
parents:
diff changeset
130 name = sqlName(f)
562717546168 refactoring...
casties
parents:
diff changeset
131 type = 'text'
562717546168 refactoring...
casties
parents:
diff changeset
132 sqltype = 'text'
562717546168 refactoring...
casties
parents:
diff changeset
133
562717546168 refactoring...
casties
parents:
diff changeset
134 sqlFields.append({'name':name, 'type':type, 'sqltype':sqltype})
562717546168 refactoring...
casties
parents:
diff changeset
135
562717546168 refactoring...
casties
parents:
diff changeset
136 if self.checkTableMetaPermission("create", schema, table):
562717546168 refactoring...
casties
parents:
diff changeset
137 self.executeSQL('drop table if exists "%s"."%s"'%(schema,table),hasResult=False)
562717546168 refactoring...
casties
parents:
diff changeset
138 fieldString = ", ".join(['"%s" %s'%(f['name'],f['sqltype']) for f in sqlFields])
562717546168 refactoring...
casties
parents:
diff changeset
139 sqlString = 'create table "%s"."%s" (%s)'%(schema,table,fieldString)
562717546168 refactoring...
casties
parents:
diff changeset
140 logging.debug("createemptytable: SQL=%s"%sqlString)
562717546168 refactoring...
casties
parents:
diff changeset
141 self.executeSQL(sqlString,hasResult=False)
562717546168 refactoring...
casties
parents:
diff changeset
142 self.setTableMetaTypes(schema,table,sqlFields)
562717546168 refactoring...
casties
parents:
diff changeset
143 return sqlFields
562717546168 refactoring...
casties
parents:
diff changeset
144 else:
562717546168 refactoring...
casties
parents:
diff changeset
145 logging.warning("create table not allowed!")
562717546168 refactoring...
casties
parents:
diff changeset
146 # throw exception?
562717546168 refactoring...
casties
parents:
diff changeset
147 return None
562717546168 refactoring...
casties
parents:
diff changeset
148
562717546168 refactoring...
casties
parents:
diff changeset
149
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
150 def getLiveKmlUrl(self,schema,table,useTimestamp=True,REQUEST=None):
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
151 if REQUEST is None:
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
152 REQUEST = self.REQUEST
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
153 logging.debug("getLiveKmlUrl")
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
154 baseUrl = self.absolute_url()
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
155 timestamp = time.time()
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
156 # filter parameters in URL and add to new URL
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
157 params = [p for p in REQUEST.form.items() if p[0] not in ('format','timestamp')]
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
158 params.append(('format','KML'))
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
159 if useTimestamp:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
160 # add timestamp so URL changes every time
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
161 params.append(('timestamp',timestamp))
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
162 paramstr = urllib.urlencode(params)
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
163 return "%s/db/%s/%s?%s"%(baseUrl,schema,table,paramstr)
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
164
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
165 def getKmlData(self, schema, table, ids=None, sortBy=1, gisIdField=None, latField=None, lonField=None):
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
166 """returns data structure for KML template"""
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
167 logging.debug("getKMLdata gid=%s lat=%s lon=%s"%(gisIdField,latField,lonField))
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
168 # Mapping a set of points from table-based SQL-query:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
169 qstr='SELECT * FROM "%s"."%s"'%(schema,table)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
170 idList = None
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
171 if ids is not None:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
172 qstr += ' WHERE '
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
173 if table=='mpdl':
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
174 qstr += 'mpdl_xmlsource_id IN ('
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
175 else:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
176 qstr += 'CAST(id AS text) IN ('
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
177
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
178 idList = ids.split(",")
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
179 qstr += ','.join(['%s' for i in idList])
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
180 qstr += ')'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
181
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
182 if sortBy:
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
183 # add sort clause
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
184 if sortBy == 1:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
185 qstr += ' ORDER BY 1'
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
186 else:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
187 # TODO: proper quoting for names
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
188 qstr += ' ORDER BY "%s"'%sortBy.replace('"','')
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
189
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
190 data = self.executeSQL(qstr,idList)
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
191
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
192 fieldMap = self.getFieldNameMap(data['fields'])
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
193
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
194 if (gisIdField is None) and (latField is None or lonField is None):
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
195 # no fields given - choose automagically
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
196 # gis id in metadata first
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
197 SQL='SELECT "attribute with gis_id" FROM public.metadata WHERE tablename = %s'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
198 res = self.executeSQL(SQL, (table,))
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
199 if len(res['rows']) > 0:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
200 gisIdField = res['rows'][0][0]
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
201 else:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
202 logging.warning("no entry in metadata table for table %s"%table)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
203 # try field names
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
204 if 'latitude' in fieldMap and 'longitude' in fieldMap:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
205 latField = 'latitude'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
206 lonField = 'longitude'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
207 elif 'x_coord' in fieldMap and 'y_coord' in fieldMap:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
208 latField = 'x_coord'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
209 lonField = 'y_coord'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
210 else:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
211 logging.error("getKMLdata unable to find position fields")
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
212 return None
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
213
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
214 # convert field names to row indexes
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
215 gisIdIdx = fieldMap.get(gisIdField,None)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
216 latIdx = fieldMap.get(latField,None)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
217 lonIdx = fieldMap.get(lonField,None)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
218 logging.debug("gisidfield=%s idx=%s"%(gisIdField,gisIdIdx))
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
219
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
220 # convert data
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
221 kmlData = []
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
222 for dataset in data['rows']:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
223 if gisIdIdx is not None:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
224 gisID = dataset[gisIdIdx]
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
225 coords=self.getPointForChGisId(gisID)
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
226 if coords!=None:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
227 xCoord=coords[0]
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
228 yCoord=coords[1]
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
229
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
230 elif latIdx is not None:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
231 xCoord = dataset[lonIdx]
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
232 yCoord = dataset[latIdx]
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
233
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
234 else:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
235 logging.error("getKMLdata unable to find position")
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
236 return None
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
237
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
238 if float(xCoord) == 0.0:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
239 continue
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
240
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
241 if float(yCoord) == 0.0:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
242 continue
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
243
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
244 kmlPlace = {}
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
245
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
246 # description
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
247 desc = ''
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
248 i = -1
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
249 for value in dataset:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
250 i += 1
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
251 name = data['fields'][i][0]
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
252 #logging.debug("value=%s"%value)
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
253 if value != None:
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
254 #if name.find('name')>-1:
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
255 # desc += "<name>%s</name>\n"%value
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
256 # continue
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
257 #elif name.find('place')>-1:
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
258 # desc += "<name>%s</name>\n"%value
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
259 # continue
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
260
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
261 val = "%s: %s"%(name, value)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
262 if val.find('http')>-1:
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
263 val ='<a href="' + val + '" target="_blank">' + val + '</a>'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
264
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
265 #desc += kmlEncode(val)
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
266 desc += val
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
267 desc += '<br/>\n'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
268
57
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
269 #kmlPlace['description'] = "<![CDATA[%s]]>"%desc
b47314bcff37 connect lines works now
casties
parents: 55
diff changeset
270 kmlPlace['description'] = desc
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
271 kmlPlace['icon'] = '#marker_icon'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
272 kmlPlace['coord_x'] = str(xCoord)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
273 kmlPlace['coord_y'] = str(yCoord)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
274 kmlPlace['coord_z'] = '0'
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
275 kmlData.append(kmlPlace)
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
276
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
277 #logging.debug("kmlData=%s"%(repr(kmlData)))
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
278 return kmlData
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
279
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
280 def getPointForChGisId(self, gis_id):
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
281 """returns coordinate pair for given gis_id"""
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
282 def getPoint(id):
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
283 sql="SELECT x_coord,y_coord FROM chgis.chgis_coords WHERE gis_id = %s"
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
284 res = self.executeSQL(sql, (gis_id,))
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
285 if len(res['rows']) > 0:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
286 return res['rows'][0]
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
287 return None
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
288
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
289 if gis_id is None or gis_id == "":
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
290 return None
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
291
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
292 # try gis_id
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
293 coords = getPoint(gis_id)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
294 if coords is None:
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
295 # try to clean gis_id...
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
296 gis_id = re.sub(r'[^0-9]','',gis_id)
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
297 # try again
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
298 coords = getPoint(gis_id)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
299 if coords is None:
58
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
300 logging.error("CH-GIS ID %s not found!"%repr(gis_id))
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
301
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
302 # TODO: do we need the getCoordsFromREST_gisID stuff?
5ed0769f5ad3 more cleanup in kml generation
casties
parents: 57
diff changeset
303
59
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
304 return coords
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
305
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
306
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
307 ## legacy methods...
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
308
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
309 def getKmlUrl(self,schema='chgis',table='mpdl',id=[],doc=None):
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
310 logging.debug("getKmlUrl")
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
311 data = self.getDataForGoogleMap(schema,table,id,doc)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
312 kml=self.getKMLname(data=data,table=table)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
313 baseUrl = self.absolute_url()
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
314 return "%s/daten/%s"%(baseUrl,kml)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
315
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
316 def getDataForGoogleMap(self,schema='chgis',table='mpdl',id=None,doc=None):
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
317 logging.debug("getDataForGoogleMap")
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
318 qstr="SELECT * FROM "+schema+"."+table
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
319 try:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
320 if id is not None:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
321 qstr=qstr+" WHERE "
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
322 for id_item in id.split(","):
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
323 if table=='mpdl':
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
324 qstr=qstr+" mpdl_xmlsource_id = '"+id_item+ "' OR"
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
325 else:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
326 qstr=qstr+" cast(id as text) LIKE '"+id_item+ "' OR"
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
327 qstr=str(qstr).rsplit(" ",1)[0] #to remove last " and "
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
328 data=self.ZSQLSimpleSearch(qstr)
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
329 return data
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
330 except:
a5f2550a5b44 more cleanup in kml generation
casties
parents: 58
diff changeset
331 return qstr
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
332
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
333
43
562717546168 refactoring...
casties
parents:
diff changeset
334 def getKMLname(self,data=[],table=""):
562717546168 refactoring...
casties
parents:
diff changeset
335 logging.debug("getKMLname")
562717546168 refactoring...
casties
parents:
diff changeset
336 #session=context.REQUEST.SESSION
562717546168 refactoring...
casties
parents:
diff changeset
337 kml4Marker="<kml xmlns=\'http://www.opengis.net/kml/2.2\'><Document><Style id=\'marker_icon\'><IconStyle><scale>15</scale><Icon><href>http://chinagis.mpiwg-berlin.mpg.de/chinagis/images/dot_red.png</href></Icon></IconStyle></Style>\n"
562717546168 refactoring...
casties
parents:
diff changeset
338 initializeStringForGoogleMaps=""
562717546168 refactoring...
casties
parents:
diff changeset
339 #doLine=container.getVar('doLine')
562717546168 refactoring...
casties
parents:
diff changeset
340 # Mapping a set of points from table-based SQL-query:
562717546168 refactoring...
casties
parents:
diff changeset
341 if data!=None:
562717546168 refactoring...
casties
parents:
diff changeset
342 try:
562717546168 refactoring...
casties
parents:
diff changeset
343 SQL='SELECT "attribute with gis_id" FROM public.metadata WHERE tablename = %s'
562717546168 refactoring...
casties
parents:
diff changeset
344 res = self.executeSQL(SQL, (table,))
562717546168 refactoring...
casties
parents:
diff changeset
345 gisIDattribute = res['rows'][0][0]
562717546168 refactoring...
casties
parents:
diff changeset
346 except:
562717546168 refactoring...
casties
parents:
diff changeset
347 return "table not registered within metadata"
562717546168 refactoring...
casties
parents:
diff changeset
348
562717546168 refactoring...
casties
parents:
diff changeset
349 for dataset in data:
562717546168 refactoring...
casties
parents:
diff changeset
350 try:
562717546168 refactoring...
casties
parents:
diff changeset
351 xCoord=getattr(dataset,'longitude')
562717546168 refactoring...
casties
parents:
diff changeset
352 yCoord=getattr(dataset,'latitude')
562717546168 refactoring...
casties
parents:
diff changeset
353 except:
562717546168 refactoring...
casties
parents:
diff changeset
354 try:
562717546168 refactoring...
casties
parents:
diff changeset
355 xCoord=getattr(dataset,'x_coord')
562717546168 refactoring...
casties
parents:
diff changeset
356 yCoord=getattr(dataset,'y_coord')
562717546168 refactoring...
casties
parents:
diff changeset
357 except:
562717546168 refactoring...
casties
parents:
diff changeset
358 #try:
562717546168 refactoring...
casties
parents:
diff changeset
359 gisID=getattr(dataset,gisIDattribute)
562717546168 refactoring...
casties
parents:
diff changeset
360 coords=self.getPoint4GISid(gisID)
562717546168 refactoring...
casties
parents:
diff changeset
361 if coords!=None:
562717546168 refactoring...
casties
parents:
diff changeset
362 xCoord=coords[0]
562717546168 refactoring...
casties
parents:
diff changeset
363 yCoord=coords[1]
562717546168 refactoring...
casties
parents:
diff changeset
364 # except:
562717546168 refactoring...
casties
parents:
diff changeset
365 # return "no coordinates found"
562717546168 refactoring...
casties
parents:
diff changeset
366
562717546168 refactoring...
casties
parents:
diff changeset
367 if float(xCoord)!=0:
562717546168 refactoring...
casties
parents:
diff changeset
368 if float(yCoord)!=0:
562717546168 refactoring...
casties
parents:
diff changeset
369 kml4Marker=kml4Marker+"<Placemark>"
562717546168 refactoring...
casties
parents:
diff changeset
370 kml4Marker=kml4Marker+"<description> <![CDATA[<b>"
562717546168 refactoring...
casties
parents:
diff changeset
371 for values in dataset:
55
2f4c427dec44 wrangled kml construction into template and method
casties
parents: 44
diff changeset
372 #logging.debug("values=%s"%repr(values))
43
562717546168 refactoring...
casties
parents:
diff changeset
373 if values != (None, None):
562717546168 refactoring...
casties
parents:
diff changeset
374 if str(values).find('name')>-1:
562717546168 refactoring...
casties
parents:
diff changeset
375 kml4Marker=kml4Marker+"<name>"+str(values[1])+"</name>\n"
562717546168 refactoring...
casties
parents:
diff changeset
376 continue
562717546168 refactoring...
casties
parents:
diff changeset
377 elif str(values).find('place')>-1:
562717546168 refactoring...
casties
parents:
diff changeset
378 kml4Marker=kml4Marker+"<name>"+str(values[1])+"</name>\n"
562717546168 refactoring...
casties
parents:
diff changeset
379 continue
562717546168 refactoring...
casties
parents:
diff changeset
380
562717546168 refactoring...
casties
parents:
diff changeset
381 kml4Marker=kml4Marker+str(values)+": "
562717546168 refactoring...
casties
parents:
diff changeset
382 attribute_string=str(values).replace("'","__Apostroph__")
562717546168 refactoring...
casties
parents:
diff changeset
383 attribute_string=str(attribute_string).replace('"','__DoubleApostroph__')
562717546168 refactoring...
casties
parents:
diff changeset
384 attribute_string=str(attribute_string).replace(';','__$$__')
562717546168 refactoring...
casties
parents:
diff changeset
385 attribute_string=str(attribute_string).replace('&','&amp;')
562717546168 refactoring...
casties
parents:
diff changeset
386 if str(attribute_string).find('http')>-1:
562717546168 refactoring...
casties
parents:
diff changeset
387 attribute_string='<A HREF=' + str(attribute_string) + ' target=_blank>' + str(attribute_string) + '</A>'
562717546168 refactoring...
casties
parents:
diff changeset
388 kml4Marker=kml4Marker+attribute_string+"</a><br>\n"
562717546168 refactoring...
casties
parents:
diff changeset
389
562717546168 refactoring...
casties
parents:
diff changeset
390 kml4Marker=kml4Marker+"]]></description>\n"
562717546168 refactoring...
casties
parents:
diff changeset
391 kml4Marker=kml4Marker+"<styleURL>#marker_icon</styleURL>\n"
562717546168 refactoring...
casties
parents:
diff changeset
392 kml4Marker=kml4Marker+"<Point>"
562717546168 refactoring...
casties
parents:
diff changeset
393
562717546168 refactoring...
casties
parents:
diff changeset
394 kml4Marker=kml4Marker+"<coordinates>"+str(xCoord)+","+str(yCoord)+",0</coordinates>\n"
562717546168 refactoring...
casties
parents:
diff changeset
395 kml4Marker=kml4Marker+"</Point>\n"
562717546168 refactoring...
casties
parents:
diff changeset
396 kml4Marker=kml4Marker+"</Placemark>\n"
562717546168 refactoring...
casties
parents:
diff changeset
397
562717546168 refactoring...
casties
parents:
diff changeset
398 kml4Marker=kml4Marker+"</Document>\n</kml>"
562717546168 refactoring...
casties
parents:
diff changeset
399 kmlFileName="marker"+str(time.time())+".kml"
562717546168 refactoring...
casties
parents:
diff changeset
400
562717546168 refactoring...
casties
parents:
diff changeset
401 #kml4Marker=str(kml4Marker).replace('&','$$')
562717546168 refactoring...
casties
parents:
diff changeset
402 #kml4Marker=str(kml4Marker).replace(';','__$$__')
562717546168 refactoring...
casties
parents:
diff changeset
403 #kml4Marker=str(kml4Marker).replace('#','__SHARP__')
562717546168 refactoring...
casties
parents:
diff changeset
404 isLoadReady='false'
562717546168 refactoring...
casties
parents:
diff changeset
405 while isLoadReady=='false':
562717546168 refactoring...
casties
parents:
diff changeset
406 isLoadReady=self.RESTwrite2File(self.daten,kmlFileName,kml4Marker)
562717546168 refactoring...
casties
parents:
diff changeset
407
562717546168 refactoring...
casties
parents:
diff changeset
408 return kmlFileName
562717546168 refactoring...
casties
parents:
diff changeset
409
44
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
410 # def getGoogleMapString(self,kml):
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
411 # logging.debug("getGoogleMapString")
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
412 # printed= '<body %s> '%kml +"""\n <div id="map_canvas" style="width: 98%; height: 95%"> </div> \n </body>" \n </html>"""
c6c47034d2a4 more refactoring of templates
casties
parents: 43
diff changeset
413 # return printed
43
562717546168 refactoring...
casties
parents:
diff changeset
414
562717546168 refactoring...
casties
parents:
diff changeset
415 def getPoint4GISid(self,gis_id):
562717546168 refactoring...
casties
parents:
diff changeset
416 j=0
562717546168 refactoring...
casties
parents:
diff changeset
417 coords=(0,0)
562717546168 refactoring...
casties
parents:
diff changeset
418 if gis_id != None:
562717546168 refactoring...
casties
parents:
diff changeset
419 while (True):
562717546168 refactoring...
casties
parents:
diff changeset
420 j=j+1
562717546168 refactoring...
casties
parents:
diff changeset
421 if (j>100): # FJK: just to prevent endless loops
562717546168 refactoring...
casties
parents:
diff changeset
422 break
562717546168 refactoring...
casties
parents:
diff changeset
423 if (gis_id.isdigit()): # FJK: regular exit from while-loop
562717546168 refactoring...
casties
parents:
diff changeset
424 break
562717546168 refactoring...
casties
parents:
diff changeset
425 else:
562717546168 refactoring...
casties
parents:
diff changeset
426 gis_id=gis_id.strip('abcdefghijklmnopqrstuvwxyz_') # FJK: to strip all letters
562717546168 refactoring...
casties
parents:
diff changeset
427 gis_id=gis_id.strip() # FJK: to strip all whitespaces
562717546168 refactoring...
casties
parents:
diff changeset
428 resultpoint = [0,0]
562717546168 refactoring...
casties
parents:
diff changeset
429 results = None
562717546168 refactoring...
casties
parents:
diff changeset
430 try:
562717546168 refactoring...
casties
parents:
diff changeset
431 if int(gis_id)>0:
562717546168 refactoring...
casties
parents:
diff changeset
432 SQL="SELECT x_coord,y_coord FROM chgis.chgis_coords WHERE gis_id LIKE cast("+ str(gis_id) +" as text);"
562717546168 refactoring...
casties
parents:
diff changeset
433 results=self.ZSQLSimpleSearch(SQL)
562717546168 refactoring...
casties
parents:
diff changeset
434 #print results
562717546168 refactoring...
casties
parents:
diff changeset
435 if results != None:
562717546168 refactoring...
casties
parents:
diff changeset
436 for result in results:
562717546168 refactoring...
casties
parents:
diff changeset
437 resultpoint=[getattr(result,str('x_coord')),getattr(result,str('y_coord'))]
562717546168 refactoring...
casties
parents:
diff changeset
438 if resultpoint !=[0,0]:
562717546168 refactoring...
casties
parents:
diff changeset
439 return resultpoint
562717546168 refactoring...
casties
parents:
diff changeset
440 else:
562717546168 refactoring...
casties
parents:
diff changeset
441 coords=self.getCoordsFromREST_gisID(joinid)
562717546168 refactoring...
casties
parents:
diff changeset
442 SQL="INSERT INTO chgis.chgis_coords (gis_id,x_coord,y_coord) VALUES (" +gis_id+ "," +coords[0][1]+ "," +coords[0][0]+ "); ANALYZE chgis.chgis_coords;"
562717546168 refactoring...
casties
parents:
diff changeset
443 returnstring=self.ZSQLSimpleSearch(SQL)
562717546168 refactoring...
casties
parents:
diff changeset
444 return coords[0]
562717546168 refactoring...
casties
parents:
diff changeset
445 except:
562717546168 refactoring...
casties
parents:
diff changeset
446 return "gis_id not to interpretable:"+str(gis_id)
562717546168 refactoring...
casties
parents:
diff changeset
447 else:
562717546168 refactoring...
casties
parents:
diff changeset
448 return coords[0]
562717546168 refactoring...
casties
parents:
diff changeset
449
562717546168 refactoring...
casties
parents:
diff changeset
450 def getCoordsFromREST_gisID(self,gis_id):
562717546168 refactoring...
casties
parents:
diff changeset
451 coordlist=[]
562717546168 refactoring...
casties
parents:
diff changeset
452 i=0
562717546168 refactoring...
casties
parents:
diff changeset
453 while (i<5 and coordlist==[]):
562717546168 refactoring...
casties
parents:
diff changeset
454
562717546168 refactoring...
casties
parents:
diff changeset
455 urlresponse=container.urlFunctions.zUrlopenParseString(container.urlFunctions.zUrlopenRead("http://chgis.hmdc.harvard.edu/xml/id/"+gis_id))
562717546168 refactoring...
casties
parents:
diff changeset
456 baseDocElement=container.urlFunctions.zUrlopenDocumentElement(urlresponse)
562717546168 refactoring...
casties
parents:
diff changeset
457 childnodes=container.urlFunctions.zUrlopenChildNodes(baseDocElement)
562717546168 refactoring...
casties
parents:
diff changeset
458 itemnodes=container.urlFunctions.zUrlopenGetElementsByTagName(baseDocElement,'item')
562717546168 refactoring...
casties
parents:
diff changeset
459
562717546168 refactoring...
casties
parents:
diff changeset
460 for i in range(0,container.urlFunctions.zUrlopenLength(itemnodes)):
562717546168 refactoring...
casties
parents:
diff changeset
461 itemnode=container.urlFunctions.zUrlopenGetItem(itemnodes,i)
562717546168 refactoring...
casties
parents:
diff changeset
462 itemspatialnodes=container.urlFunctions.zUrlopenGetElementsByTagName(itemnode,'spatial')
562717546168 refactoring...
casties
parents:
diff changeset
463 for j in range(0,container.urlFunctions.zUrlopenLength(itemspatialnodes)):
562717546168 refactoring...
casties
parents:
diff changeset
464 coord=[]
562717546168 refactoring...
casties
parents:
diff changeset
465 itemspatialnode= container.urlFunctions.zUrlopenGetItem(itemspatialnodes,j)
562717546168 refactoring...
casties
parents:
diff changeset
466 itemspatiallatnodes=container.urlFunctions.zUrlopenGetElementsByTagName(itemspatialnode,'degrees_latitude')
562717546168 refactoring...
casties
parents:
diff changeset
467 for k in range(0,container.urlFunctions.zUrlopenLength(itemspatiallatnodes)):
562717546168 refactoring...
casties
parents:
diff changeset
468 itemspatiallatnode= container.urlFunctions.zUrlopenGetItem(itemspatiallatnodes,k)
562717546168 refactoring...
casties
parents:
diff changeset
469 coord.append(container.urlFunctions.zUrlopenGetTextData(itemspatiallatnode))
562717546168 refactoring...
casties
parents:
diff changeset
470 itemspatiallngnodes=container.urlFunctions.zUrlopenGetElementsByTagName(itemspatialnode,'degrees_longitude')
562717546168 refactoring...
casties
parents:
diff changeset
471 for k in range(0,container.urlFunctions.zUrlopenLength(itemspatiallngnodes)):
562717546168 refactoring...
casties
parents:
diff changeset
472 itemspatiallngnode= container.urlFunctions.zUrlopenGetItem(itemspatiallngnodes,k)
562717546168 refactoring...
casties
parents:
diff changeset
473 coord.append(container.urlFunctions.zUrlopenGetTextData(itemspatiallngnode))
562717546168 refactoring...
casties
parents:
diff changeset
474 coordlist.append(coord)
562717546168 refactoring...
casties
parents:
diff changeset
475 gis_id= "_"+gis_id
562717546168 refactoring...
casties
parents:
diff changeset
476 return coordlist
562717546168 refactoring...
casties
parents:
diff changeset
477
562717546168 refactoring...
casties
parents:
diff changeset
478 # End for GoogleMaps creation
562717546168 refactoring...
casties
parents:
diff changeset
479
562717546168 refactoring...
casties
parents:
diff changeset
480 def RESTwrite2File(self,datadir, name,text):
562717546168 refactoring...
casties
parents:
diff changeset
481 logging.debug("RESTwrite2File datadir=%s name=%s"%(datadir,name))
562717546168 refactoring...
casties
parents:
diff changeset
482 try:
562717546168 refactoring...
casties
parents:
diff changeset
483 import cStringIO as StringIO
562717546168 refactoring...
casties
parents:
diff changeset
484 except:
562717546168 refactoring...
casties
parents:
diff changeset
485 import StringIO
562717546168 refactoring...
casties
parents:
diff changeset
486
562717546168 refactoring...
casties
parents:
diff changeset
487 # make filehandle from string
562717546168 refactoring...
casties
parents:
diff changeset
488 textfile = StringIO.StringIO(text)
562717546168 refactoring...
casties
parents:
diff changeset
489 fileid=name
562717546168 refactoring...
casties
parents:
diff changeset
490 if fileid in datadir.objectIds():
562717546168 refactoring...
casties
parents:
diff changeset
491 datadir.manage_delObjects(fileid)
562717546168 refactoring...
casties
parents:
diff changeset
492 fileInZope=datadir.manage_addFile(id=fileid,file=textfile)
562717546168 refactoring...
casties
parents:
diff changeset
493 return "Write successful"
562717546168 refactoring...
casties
parents:
diff changeset
494
562717546168 refactoring...
casties
parents:
diff changeset
495 def manage_editRestDbGisApi(self, title=None, connection_id=None,
562717546168 refactoring...
casties
parents:
diff changeset
496 REQUEST=None):
562717546168 refactoring...
casties
parents:
diff changeset
497 """Change the object"""
562717546168 refactoring...
casties
parents:
diff changeset
498 if title is not None:
562717546168 refactoring...
casties
parents:
diff changeset
499 self.title = title
562717546168 refactoring...
casties
parents:
diff changeset
500
562717546168 refactoring...
casties
parents:
diff changeset
501 if connection_id is not None:
562717546168 refactoring...
casties
parents:
diff changeset
502 self.connection_id = connection_id
562717546168 refactoring...
casties
parents:
diff changeset
503
562717546168 refactoring...
casties
parents:
diff changeset
504 #checkPermission=getSecurityManager().checkPermission
562717546168 refactoring...
casties
parents:
diff changeset
505 REQUEST.RESPONSE.redirect('manage_main')
562717546168 refactoring...
casties
parents:
diff changeset
506
562717546168 refactoring...
casties
parents:
diff changeset
507
562717546168 refactoring...
casties
parents:
diff changeset
508 manage_addRestDbGisApiForm=PageTemplateFile('zpt/addRestDbGisApi',globals())
562717546168 refactoring...
casties
parents:
diff changeset
509
562717546168 refactoring...
casties
parents:
diff changeset
510 def manage_addRestDbGisApi(self, id, title='', label='', description='',
562717546168 refactoring...
casties
parents:
diff changeset
511 createPublic=0,
562717546168 refactoring...
casties
parents:
diff changeset
512 createUserF=0,
562717546168 refactoring...
casties
parents:
diff changeset
513 REQUEST=None):
562717546168 refactoring...
casties
parents:
diff changeset
514 """Add a new object with id *id*."""
562717546168 refactoring...
casties
parents:
diff changeset
515
562717546168 refactoring...
casties
parents:
diff changeset
516 ob=RestDbGisApi(str(id),title)
562717546168 refactoring...
casties
parents:
diff changeset
517 self._setObject(id, ob)
562717546168 refactoring...
casties
parents:
diff changeset
518
562717546168 refactoring...
casties
parents:
diff changeset
519 #checkPermission=getSecurityManager().checkPermission
562717546168 refactoring...
casties
parents:
diff changeset
520 REQUEST.RESPONSE.redirect('manage_main')
562717546168 refactoring...
casties
parents:
diff changeset
521
562717546168 refactoring...
casties
parents:
diff changeset
522