class AmfController < ApplicationController
require 'stringio'
+ session :off
+ before_filter :check_write_availability
+
# to log:
# RAILS_DEFAULT_LOGGER.error("Args: #{args[0]}, #{args[1]}, #{args[2]}, #{args[3]}")
when 'putway'; results[index]=putdata(index,putway(args))
when 'deleteway'; results[index]=putdata(index,deleteway(args))
when 'makeway'; results[index]=putdata(index,makeway(args))
+ when 'putpoi'; results[index]=putdata(index,putpoi(args))
+ when 'getpoi'; results[index]=putdata(index,getpoi(args))
end
end
def getpresets
presets={}
- presetmenus={}; presetmenus['point']=[]; presetmenus['way']=[]
- presetnames={}; presetnames['point']={}; presetnames['way']={}
+ presetmenus={}; presetmenus['point']=[]; presetmenus['way']=[]; presetmenus['POI']=[]
+ presetnames={}; presetnames['point']={}; presetnames['way']={}; presetnames['POI']={}
presettype=''
presetcategory=''
way/footway
footpath: highway=footway,foot=yes
-bridleway: highway=bridleway,foot=yes,horse=yes,bicycle=yes
-byway: highway=byway,foot=yes,horse=yes,bicycle=yes,motorcar=yes
+bridleway: highway=bridleway,foot=yes
+byway: highway=unsurfaced,foot=yes
permissive path: highway=footway,foot=permissive
way/cycleway
disused railway tracks: railway=disused
course of old railway: railway=abandoned
+way/natural
+lake: landuse=water
+forest: landuse=forest
+
point/road
mini roundabout: highway=mini_roundabout
traffic lights: highway=traffic_signals
station: railway=station
viaduct: railway=viaduct
level crossing: railway=crossing
+
+point/natural
+peak: point=peak
+
+POI/road
+car park: amenity=parking
+petrol station: amenity=fuel
+
+POI/cycleway
+bike park: amenity=bicycle_parking
+
+POI/place
+city: place=city,name=(type name here),is_in=(type region or county)
+town: place=town,name=(type name here),is_in=(type region or county)
+suburb: place=suburb,name=(type name here),is_in=(type region or county)
+village: place=village,name=(type name here),is_in=(type region or county)
+hamlet: place=hamlet,name=(type name here),is_in=(type region or county)
+
+POI/tourism
+attraction: tourism=attraction,amenity=,religion=,denomination=
+church: tourism=,amenity=place_of_worship,name=(type name here),religion=christian,denomination=(type denomination here)
+hotel: tourism=hotel,amenity=,religion=,denomination=
+other religious: tourism=,amenity=place_of_worship,name=(type name here),religion=(type religion),denomination=
+post box: amenity=post_box,tourism=,name=,religion=,denomination=
+post office: amenity=post_office,tourism=,name=,religion=,denomination=
+pub: tourism=,amenity=pub,name=(type name here),religion=,denomination=
+
+POI/natural
+peak: point=peak
EOF
StringIO.open(txt) do |file|
ymin = args[1].to_f-0.01
xmax = args[2].to_f+0.01
ymax = args[3].to_f+0.01
+ baselong = args[4]
+ basey = args[5]
+ masterscale = args[6]
RAILS_DEFAULT_LOGGER.info(" Message: whichways, bbox=#{xmin},#{ymin},#{xmax},#{ymax}")
- waylist=WaySegment.find_by_sql("SELECT DISTINCT current_way_segments.id AS wayid"+
+ waylist = WaySegment.find_by_sql("SELECT DISTINCT current_way_segments.id AS wayid"+
" FROM current_way_segments,current_segments,current_nodes,current_ways "+
" WHERE segment_id=current_segments.id "+
" AND current_segments.visible=1 "+
" AND node_a=current_nodes.id "+
- " AND current_ways.id=current_way_segments.id "+
- " AND current_ways.visible=1 "+
- " AND (latitude BETWEEN "+ymin.to_s+" AND "+ymax.to_s+") "+
- " AND (longitude BETWEEN "+xmin.to_s+" AND "+xmax.to_s+")")
+ " AND current_ways.id=current_way_segments.id "+
+ " AND current_ways.visible=1 "+
+ " AND "+OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes."))
- ways = waylist.collect {|a| a.wayid.to_i } # get an array of way id's
+ ways = waylist.collect {|a| a.wayid.to_i } # get an array of way id's
- pointlist =ActiveRecord::Base.connection.select_all("SELECT current_nodes.id,current_nodes.tags "+
+ pointlist = ActiveRecord::Base.connection.select_all("SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lng,current_nodes.tags "+
" FROM current_nodes "+
" LEFT OUTER JOIN current_segments cs1 ON cs1.node_a=current_nodes.id "+
" LEFT OUTER JOIN current_segments cs2 ON cs2.node_b=current_nodes.id "+
- " WHERE (latitude BETWEEN "+ymin.to_s+" AND "+ymax.to_s+") "+
- " AND (longitude BETWEEN "+xmin.to_s+" AND "+xmax.to_s+") "+
+ " WHERE "+OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")+
" AND cs1.id IS NULL AND cs2.id IS NULL "+
" AND current_nodes.visible=1")
- points = pointlist.collect {|a| [a['id'],tag2array(a['tags'])] } # get a list of node ids and their tags
+ points = pointlist.collect {|a| [a['id'],long2coord(a['lng'].to_f,baselong,masterscale),lat2coord(a['lat'].to_f,basey,masterscale),tag2array(a['tags'])] } # get a list of node ids and their tags
return [ways,points]
end
id2=row['id2'].to_i; xc[id2]=row['long2'].to_f; yc[id2]=row['lat2'].to_f; tagc[id2]=row['tags2']
seg[row['segment_id'].to_i]=id1.to_s+'-'+id2.to_s
}
- ActiveRecord::Base.connection.update("UPDATE current_ways SET timestamp=#{db_now},user_id=#{uid},visible=1 WHERE id=#{way}")
+ ActiveRecord::Base.connection.update("UPDATE current_ways SET timestamp=#{db_now},user_id=#{uid},visible=1 WHERE id=#{way}")
else
way=ActiveRecord::Base.connection.insert("INSERT INTO current_ways (user_id,timestamp,visible) VALUES (#{uid},#{db_now},1)")
end
ymin=[ys,ymin].min; ymax=[ys,ymax].max
node=points[i][2].to_i
tagstr=array2tag(points[i][4])
- tagstr=tagstr.gsub(/[\000-\037]/,"")
+ tagstr=tagstr.gsub(/[\000-\037]/,"")
tagsql="'"+sqlescape(tagstr)+"'"
+ lat=(ys * 10000000).round
+ long=(xs * 10000000).round
+ tile=QuadTile.tile_for_point(ys, xs)
# compare node
if node<0
# new node - create
- newnode=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes ( latitude,longitude,timestamp,user_id,visible,tags) VALUES ( #{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
- ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{newnode},#{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
- points[i][2]=newnode
- renumberednodes[node.to_s]=newnode.to_s
+ if renumberednodes[node.to_s].nil?
+ newnode=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes ( latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES ( #{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
+ ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{newnode},#{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
+ points[i][2]=newnode
+ renumberednodes[node.to_s]=newnode.to_s
+ else
+ points[i][2]=renumberednodes[node.to_s].to_i
+ end
elsif xc.has_key?(node)
# old node from original way - update
- if (xs!=xc[node] or (ys/0.0000001).round!=(yc[node]/0.0000001).round or tagstr!=tagc[node])
- ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags) VALUES (#{node},#{ys},#{xs},#{db_now},#{uid},1,#{tagsql})")
- ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{ys},longitude=#{xs},timestamp=#{db_now},user_id=#{uid},tags=#{tagsql},visible=1 WHERE id=#{node}")
+ if (xs!=xc[node] or ys!=yc[node] or tagstr!=tagc[node])
+ ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{node},#{lat},#{long},#{db_now},#{uid},1,#{tagsql},#{tile})")
+ ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{lat},longitude=#{long},timestamp=#{db_now},user_id=#{uid},tags=#{tagsql},visible=1,tile=#{tile} WHERE id=#{node}")
end
else
# old node, created in another way and now added to this way
end
-
end
from =points[i ][2].to_i
to =points[i+1][2].to_i
if seg.has_key?(segid)
- # if segment exists, check it still refers to the same nodes
+ # if segment exists, check it still refers to the same nodes
if seg[segid]=="#{from}-#{to}" then
if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
next
end
- elsif segid>0
- # not in previous version of way, but supplied, so assume
- # that it's come from makeway (i.e. unwayed segments)
- if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
- next
+ elsif segid>0
+ # not in previous version of way, but supplied, so assume
+ # that it's come from makeway (i.e. unwayed segments)
+ if (seglist!='') then seglist+=',' end; seglist+=segid.to_s
+ next
end
segid=ActiveRecord::Base.connection.insert("INSERT INTO current_segments ( node_a,node_b,timestamp,user_id,visible,tags) VALUES ( #{from},#{to},#{db_now},#{uid},1,'')")
- ActiveRecord::Base.connection.insert("INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible,tags) VALUES (#{segid},#{from},#{to},#{db_now},#{uid},1,'')")
+ ActiveRecord::Base.connection.insert("INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible,tags) VALUES (#{segid},#{from},#{to},#{db_now},#{uid},1,'')")
points[i+1][5]=segid
numberedsegments[(i+1).to_s]=segid.to_s
end
createuniquenodes(db_uqs,db_uqn) # nodes which appear in this way but no other
sql=<<-EOF
- INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible)
- SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0
- FROM current_nodes AS cn,#{db_uqn}
- WHERE cn.id=node_id
+ INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile)
+ SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0,cn.tile
+ FROM current_nodes AS cn,#{db_uqn}
+ WHERE cn.id=node_id
EOF
ActiveRecord::Base.connection.insert(sql)
[originalway,way,renumberednodes,numberedsegments,xmin,xmax,ymin,ymax]
end
+ # ----- putpoi (user token, id, x,y,tag array,visible,baselong,basey,masterscale)
+ # returns current id, new id
+ # if new: add new row to current_nodes and nodes
+ # if old: add new row to nodes, update current_nodes
+
+ def putpoi(args)
+ usertoken,id,x,y,tags,visible,baselong,basey,masterscale=args
+ uid=getuserid(usertoken)
+ return if !uid
+ db_now='@now'+uid.to_s+id.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
+ ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
+
+ id=id.to_i
+ visible=visible.to_i
+ x=coord2long(x.to_f,masterscale,baselong)
+ y=coord2lat(y.to_f,masterscale,basey)
+ tagsql="'"+sqlescape(array2tag(tags))+"'"
+ lat=(y * 10000000).round
+ long=(x * 10000000).round
+ tile=QuadTile.tile_for_point(y, x)
+
+ if (id>0) then
+ ActiveRecord::Base.connection.insert("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{id},#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
+ ActiveRecord::Base.connection.update("UPDATE current_nodes SET latitude=#{lat},longitude=#{long},timestamp=#{db_now},user_id=#{uid},visible=#{visible},tags=#{tagsql},tile=#{tile} WHERE id=#{id}");
+ newid=id
+ else
+ newid=ActiveRecord::Base.connection.insert("INSERT INTO current_nodes (latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
+ ActiveRecord::Base.connection.update("INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tags,tile) VALUES (#{newid},#{lat},#{long},#{db_now},#{uid},#{visible},#{tagsql},#{tile})");
+ end
+ [id,newid]
+ end
+
+ # ----- getpoi (id,baselong,basey,masterscale)
+ # returns id,x,y,tag array
+
+ def getpoi(args)
+ id,baselong,basey,masterscale=args; id=id.to_i
+ poi=ActiveRecord::Base.connection.select_one("SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lng,tags "+
+ "FROM current_nodes WHERE visible=1 AND id=#{id}")
+ if poi.nil? then return [nil,nil,nil,''] end
+ [id,
+ long2coord(poi['lng'].to_f,baselong,masterscale),
+ lat2coord(poi['lat'].to_f,basey,masterscale),
+ tag2array(poi['tags'])]
+ end
+
# ----- deleteway (user token, way)
# returns way ID only
RAILS_DEFAULT_LOGGER.info(" Message: deleteway, id=#{way}")
uid=getuserid(usertoken); if !uid then return end
- way=way.to_i
+ way=way.to_i
- db_uqs='uniq'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquesegments table name, typically 51 chars
- db_uqn='unin'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquenodes table name, typically 51 chars
- db_now='@now'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
- ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
- createuniquesegments(way,db_uqs,'')
+ db_uqs='uniq'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquesegments table name, typically 51 chars
+ db_uqn='unin'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquenodes table name, typically 51 chars
+ db_now='@now'+uid.to_s+way.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars
+ ActiveRecord::Base.connection.execute("SET #{db_now}=NOW()")
+ createuniquesegments(way,db_uqs,'')
- # - delete any otherwise unused segments
+ # - delete any otherwise unused segments
- sql=<<-EOF
+ sql=<<-EOF
INSERT INTO segments (id,node_a,node_b,timestamp,user_id,visible)
SELECT DISTINCT segment_id,node_a,node_b,#{db_now},#{uid},0
FROM current_segments AS cs, #{db_uqs} AS us
WHERE cs.id=us.segment_id
EOF
- ActiveRecord::Base.connection.insert(sql)
+ ActiveRecord::Base.connection.insert(sql)
- sql=<<-EOF
+ sql=<<-EOF
UPDATE current_segments AS cs, #{db_uqs} AS us
SET cs.timestamp=#{db_now},cs.visible=0,cs.user_id=#{uid}
WHERE cs.id=us.segment_id
EOF
- ActiveRecord::Base.connection.update(sql)
+ ActiveRecord::Base.connection.update(sql)
- # - delete any unused nodes
+ # - delete any unused nodes
createuniquenodes(db_uqs,db_uqn)
- sql=<<-EOF
- INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible)
- SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0
- FROM current_nodes AS cn,#{db_uqn}
- WHERE cn.id=node_id
+ sql=<<-EOF
+ INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile)
+ SELECT DISTINCT cn.id,cn.latitude,cn.longitude,#{db_now},#{uid},0,cn.tile
+ FROM current_nodes AS cn,#{db_uqn}
+ WHERE cn.id=node_id
EOF
- ActiveRecord::Base.connection.insert(sql)
+ ActiveRecord::Base.connection.insert(sql)
- sql=<<-EOF
+ sql=<<-EOF
UPDATE current_nodes AS cn, #{db_uqn}
SET cn.timestamp=#{db_now},cn.visible=0,cn.user_id=#{uid}
WHERE cn.id=node_id
EOF
- ActiveRecord::Base.connection.update(sql)
+ ActiveRecord::Base.connection.update(sql)
- ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqs}")
- ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}")
+ ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqs}")
+ ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}")
- # - delete way
+ # - delete way
- ActiveRecord::Base.connection.insert("INSERT INTO ways (id,user_id,timestamp,visible) VALUES (#{way},#{uid},#{db_now},0)")
- ActiveRecord::Base.connection.update("UPDATE current_ways SET user_id=#{uid},timestamp=#{db_now},visible=0 WHERE id=#{way}")
- ActiveRecord::Base.connection.execute("DELETE FROM current_way_segments WHERE id=#{way}")
- ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
+ ActiveRecord::Base.connection.insert("INSERT INTO ways (id,user_id,timestamp,visible) VALUES (#{way},#{uid},#{db_now},0)")
+ ActiveRecord::Base.connection.update("UPDATE current_ways SET user_id=#{uid},timestamp=#{db_now},visible=0 WHERE id=#{way}")
+ ActiveRecord::Base.connection.execute("DELETE FROM current_way_segments WHERE id=#{way}")
+ ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}")
- way
+ way
end
# ----- makeway(x,y,baselong,basey,masterscale)
# returns way made from unwayed segments
def makeway(args)
- x,y,baselong,basey,masterscale=args
+ usertoken,x,y,baselong,basey,masterscale=args
+ uid=getuserid(usertoken)
+ return if !uid
+
points=[]
+ toreverse=[] # segments to reverse
nodesused={} # so we don't go over the same node twice
# - find start point near x
ys1=yc-0.001; ys2=yc+0.001
sql=<<-EOF
- SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
- cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
+ SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
+ cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
FROM current_nodes AS cn1,
current_nodes AS cn2,
current_segments AS cs
LEFT OUTER JOIN current_way_segments ON segment_id=cs.id
- WHERE (cn1.longitude BETWEEN #{xs1} AND #{xs2})
- AND (cn1.latitude BETWEEN #{ys1} AND #{ys2})
+ WHERE #{OSM.sql_for_area(ys1,xs1,ys2,xs2,"cn1.")}
AND segment_id IS NULL
+ AND cs.visible=1
AND cn1.id=node_a AND cn1.visible=1
AND cn2.id=node_b AND cn2.visible=1
- ORDER BY SQRT(POW(cn1.longitude-#{xc},2)+
+ ORDER BY SQRT(POW(cn1.longitude-#{xc},2)+
POW(cn1.latitude -#{yc},2))
LIMIT 1
EOF
points<<[xs2,ys2,row['id2'].to_i,1,{},row['segid'].to_i]
# - extend at start, then end
- while (a,point,nodesused=findconnect(points[0][2],nodesused,'b',baselong,basey,masterscale))[0]
+ while (a,point,nodesused,toreverse=findconnect(points[0][2],nodesused,'b',toreverse,baselong,basey,masterscale))[0]
points[0][5]=point[5]; point[5]=0 # segment leads to next node
points.unshift(point)
xmin=[point[0],xmin].min; xmax=[point[0],xmax].max
ymin=[point[1],ymin].min; ymax=[point[1],ymax].max
end
- while (a,point,nodesused=findconnect(points[-1][2],nodesused,'a',baselong,basey,masterscale))[0]
+ while (a,point,nodesused,toreverse=findconnect(points[-1][2],nodesused,'a',toreverse,baselong,basey,masterscale))[0]
points.push(point)
xmin=[point[0],xmin].min; xmax=[point[0],xmax].max
ymin=[point[1],ymin].min; ymax=[point[1],ymax].max
end
points[0][3]=0 # start with a move
+ # reverse segments in toreverse
+ if toreverse.length>0
+ sql=<<-EOF
+ UPDATE current_segments c1, current_segments c2
+ SET c1.node_a=c2.node_b,c1.node_b=c2.node_a,
+ c1.timestamp=NOW(),c1.user_id=#{uid}
+ WHERE c1.id=c2.id
+ AND c1.id IN (#{toreverse.join(',')})
+ EOF
+ ActiveRecord::Base.connection.update sql
+ sql=<<-EOF
+ INSERT INTO segments
+ (SELECT * FROM current_segments
+ WHERE id IN (#{toreverse.join(',')}))
+ EOF
+ ActiveRecord::Base.connection.insert sql
+ end
+
[points,xmin,xmax,ymin,ymax]
end
-def findconnect(id,nodesused,lookfor,baselong,basey,masterscale)
+def findconnect(id,nodesused,lookfor,toreverse,baselong,basey,masterscale)
# get all segments with 'id' as a point
# (to look for both node_a and node_b, UNION is faster than node_a=id OR node_b=id)!
sql=<<-EOF
- SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
- cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
+ SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
+ cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
FROM current_nodes AS cn1,
current_nodes AS cn2,
current_segments AS cs
LEFT OUTER JOIN current_way_segments ON segment_id=cs.id
WHERE segment_id IS NULL
+ AND cs.visible=1
AND cn1.id=node_a AND cn1.visible=1
AND cn2.id=node_b AND cn2.visible=1
AND node_a=#{id}
UNION
- SELECT cn1.latitude AS lat1,cn1.longitude AS lon1,cn1.id AS id1,
- cn2.latitude AS lat2,cn2.longitude AS lon2,cn2.id AS id2, cs.id AS segid
+ SELECT cn1.latitude*0.0000001 AS lat1,cn1.longitude*0.0000001 AS lon1,cn1.id AS id1,
+ cn2.latitude*0.0000001 AS lat2,cn2.longitude*0.0000001 AS lon2,cn2.id AS id2, cs.id AS segid
FROM current_nodes AS cn1,
current_nodes AS cn2,
current_segments AS cs
LEFT OUTER JOIN current_way_segments ON segment_id=cs.id
WHERE segment_id IS NULL
+ AND cs.visible=1
AND cn1.id=node_a AND cn1.visible=1
AND cn2.id=node_b AND cn2.visible=1
AND node_b=#{id}
EOF
connectlist=ActiveRecord::Base.connection.select_all sql
- if lookfor=='b' then tocol='id1'; tolat='lat1'; tolon='lon1'; fromcol='id2'
- else tocol='id2'; tolat='lat2'; tolon='lon2'; fromcol='id1'
+ if lookfor=='b' then tocol='id1'; tolat='lat1'; tolon='lon1'; fromcol='id2'; fromlat='lat2'; fromlon='lon2'
+ else tocol='id2'; tolat='lat2'; tolon='lon2'; fromcol='id1'; fromlat='lat1'; fromlon='lon1'
end
# eliminate those already in the hash
tonode=row[tocol].to_i
fromnode=row[fromcol].to_i
if id==tonode and !nodesused.has_key?(fromnode)
+ # wrong way round; add, then add to 'segments to reverse' list
connex+=1
nodesused[fromnode]=true
+ point=[long2coord(row[fromlon].to_f,baselong,masterscale),lat2coord(row[fromlat].to_f,basey,masterscale),fromnode,1,{},row['segid'].to_i]
+ toreverse.push(row['segid'].to_i)
elsif id==fromnode and !nodesused.has_key?(tonode)
+ # right way round; just add
connex+=1
point=[long2coord(row[tolon].to_f,baselong,masterscale),lat2coord(row[tolat].to_f,basey,masterscale),tonode,1,{},row['segid'].to_i]
nodesused[tonode]=true
# if only one left, then add it; otherwise return false
if connex!=1 or point.nil? then
- return [false,[],nodesused]
+ return [false,[],nodesused,toreverse]
else
- return [true,point,nodesused]
+ return [true,point,nodesused,toreverse]
end
end
# Support functions for remote calls
def readwayquery(id)
- ActiveRecord::Base.connection.select_all "SELECT n1.latitude AS lat1,n1.longitude AS long1,n1.id AS id1,n1.tags as tags1, "+
- " n2.latitude AS lat2,n2.longitude AS long2,n2.id AS id2,n2.tags as tags2,segment_id "+
+ ActiveRecord::Base.connection.select_all "SELECT n1.latitude*0.0000001 AS lat1,n1.longitude*0.0000001 AS long1,n1.id AS id1,n1.tags as tags1, "+
+ " n2.latitude*0.0000001 AS lat2,n2.longitude*0.0000001 AS long2,n2.id AS id2,n2.tags as tags2,segment_id "+
" FROM current_way_segments,current_segments,current_nodes AS n1,current_nodes AS n2 "+
" WHERE current_way_segments.id=#{id} "+
" AND segment_id=current_segments.id "+
- " AND current_segments.visible=1 "+
- " AND n1.id=node_a and n2.id=node_b "+
+ " AND current_segments.visible=1 "+
+ " AND n1.id=node_a AND n2.id=node_b "+
" AND n1.visible=1 AND n2.visible=1 "+
" ORDER BY sequence_id"
end
def createuniquenodes(uqs_name,uqn_name)
# Finds nodes which appear in uniquesegments but no other segments
sql=<<-EOF
- CREATE TEMPORARY TABLE #{uqn_name}
- SELECT DISTINCT node_id
- FROM (SELECT cn.id AS node_id
- FROM current_nodes AS cn,
- current_segments AS cs,
- #{uqs_name} AS us
- WHERE cs.id=us.segment_id
- AND (cn.id=cs.node_a OR cn.id=cs.node_b)) AS n
- LEFT JOIN current_segments AS cs2 ON node_id=cs2.node_a AND cs2.visible=1
- LEFT JOIN current_segments AS cs3 ON node_id=cs3.node_b AND cs3.visible=1
- WHERE cs2.node_a IS NULL
- AND cs3.node_b IS NULL
+ CREATE TEMPORARY TABLE #{uqn_name}
+ SELECT DISTINCT node_id
+ FROM (SELECT cn.id AS node_id
+ FROM current_nodes AS cn,
+ current_segments AS cs,
+ #{uqs_name} AS us
+ WHERE cs.id=us.segment_id
+ AND cn.id=cs.node_a) AS n
+ LEFT JOIN current_segments AS cs2 ON node_id=cs2.node_a AND cs2.visible=1
+ LEFT JOIN current_segments AS cs3 ON node_id=cs3.node_b AND cs3.visible=1
+ WHERE cs2.node_a IS NULL
+ AND cs3.node_b IS NULL
+ EOF
+ ActiveRecord::Base.connection.execute(sql)
+ sql=<<-EOF
+ INSERT INTO #{uqn_name}
+ SELECT DISTINCT node_id
+ FROM (SELECT cn.id AS node_id
+ FROM current_nodes AS cn,
+ current_segments AS cs,
+ #{uqs_name} AS us
+ WHERE cs.id=us.segment_id
+ AND cn.id=cs.node_b) AS n
+ LEFT JOIN current_segments AS cs2 ON node_id=cs2.node_a AND cs2.visible=1
+ LEFT JOIN current_segments AS cs3 ON node_id=cs3.node_b AND cs3.visible=1
+ WHERE cs2.node_a IS NULL
+ AND cs3.node_b IS NULL
EOF
ActiveRecord::Base.connection.execute(sql)
end
end
def getuserid(token)
- token=sqlescape(token)
- if (token=~/^(.+)\+(.+)$/) then
- return ActiveRecord::Base.connection.select_value("SELECT id FROM users WHERE active=1 AND email='#{$1}' AND pass_crypt=MD5('#{$2}')")
+ if (token =~ /^(.+)\+(.+)$/) then
+ user = User.authenticate(:username => $1, :password => $2)
else
- return ActiveRecord::Base.connection.select_value("SELECT id FROM users WHERE active=1 AND token='#{token}'")
+ user = User.authenticate(:token => token)
end
+
+ return user ? user.id : nil;
end
projects / rails.git / blobdiff