-# amf_controller is a semi-standalone API for Flash clients, particularly
-# Potlatch. All interaction between Potlatch (as a .SWF application) and the
-# OSM database takes place using this controller. Messages are
+# amf_controller is a semi-standalone API for Flash clients, particularly
+# Potlatch. All interaction between Potlatch (as a .SWF application) and the
+# OSM database takes place using this controller. Messages are
# encoded in the Actionscript Message Format (AMF).
#
# Helper functions are in /lib/potlatch.rb
# == General structure
#
# Apart from the amf_read and amf_write methods (which distribute the requests
-# from the AMF message), each method generally takes arguments in the order
-# they were sent by the Potlatch SWF. Do not assume typing has been preserved.
+# from the AMF message), each method generally takes arguments in the order
+# they were sent by the Potlatch SWF. Do not assume typing has been preserved.
# Methods all return an array to the SWF.
#
# == API 0.6
#
# Note that this requires a patched version of composite_primary_keys 1.1.0
-# (see http://groups.google.com/group/compositekeys/t/a00e7562b677e193)
+# (see http://groups.google.com/group/compositekeys/t/a00e7562b677e193)
# if you are to run with POTLATCH_USE_SQL=false .
-#
+#
# == Debugging
-#
+#
# Any method that returns a status code (0 for ok) can also send:
# return(-1,"message") <-- just puts up a dialogue
# return(-2,"message") <-- also asks the user to e-mail me
# return(-3,["type",v],id) <-- version conflict
# return(-4,"type",id) <-- object not found
# -5 indicates the method wasn't called (due to a previous error)
-#
+#
# To write to the Rails log, use logger.info("message").
# Remaining issues:
# * version conflict when POIs and ways are reverted
class AmfController < ApplicationController
- require 'stringio'
-
include Potlatch
- # Help methods for checking boundary sanity and area size
- include MapBoundary
-
+ skip_before_filter :verify_authenticity_token
before_filter :check_api_writable
# Main AMF handlers: process the raw AMF string (using AMF library) and
# calls each action (private method) accordingly.
- # ** FIXME: refactor to reduce duplication of code across read/write
-
+
def amf_read
- if request.post?
- req=StringIO.new(request.raw_post+0.chr)# Get POST data as request
- # (cf http://www.ruby-forum.com/topic/122163)
- req.read(2) # Skip version indicator and client ID
-
- # Parse request
-
- headers=AMF.getint(req) # Read number of headers
- headers.times do # Read each header
- name=AMF.getstring(req) # |
- req.getc # | skip boolean
- value=AMF.getvalue(req) # |
- header["name"]=value # |
+ self.status = :ok
+ self.content_type = Mime::AMF
+ self.response_body = Dispatcher.new(request.raw_post) do |message,*args|
+ logger.info("Executing AMF #{message}(#{args.join(',')})")
+
+ case message
+ when 'getpresets'; result = getpresets(*args)
+ when 'whichways'; result = whichways(*args)
+ when 'whichways_deleted'; result = whichways_deleted(*args)
+ when 'getway'; result = getway(args[0].to_i)
+ when 'getrelation'; result = getrelation(args[0].to_i)
+ when 'getway_old'; result = getway_old(args[0].to_i,args[1])
+ when 'getway_history'; result = getway_history(args[0].to_i)
+ when 'getnode_history'; result = getnode_history(args[0].to_i)
+ when 'findgpx'; result = findgpx(*args)
+ when 'findrelations'; result = findrelations(*args)
+ when 'getpoi'; result = getpoi(*args)
end
- bodies=AMF.getint(req) # Read number of bodies
- render :content_type => "application/x-amf", :text => proc { |response, output|
- a,b=bodies.divmod(256)
- output.write 0.chr+0.chr+0.chr+0.chr+a.chr+b.chr
- bodies.times do # Read each body
- message=AMF.getstring(req) # | get message name
- index=AMF.getstring(req) # | get index in response sequence
- bytes=AMF.getlong(req) # | get total size in bytes
- args=AMF.getvalue(req) # | get response (probably an array)
- result=''
- logger.info("Executing AMF #{message}(#{args.join(',')}):#{index}")
-
- case message
- when 'getpresets'; result=AMF.putdata(index,getpresets(*args))
- when 'whichways'; result=AMF.putdata(index,whichways(*args))
- when 'whichways_deleted'; result=AMF.putdata(index,whichways_deleted(*args))
- when 'getway'; result=AMF.putdata(index,getway(args[0].to_i))
- when 'getrelation'; result=AMF.putdata(index,getrelation(args[0].to_i))
- when 'getway_old'; result=AMF.putdata(index,getway_old(args[0].to_i,args[1]))
- when 'getway_history'; result=AMF.putdata(index,getway_history(args[0].to_i))
- when 'getnode_history'; result=AMF.putdata(index,getnode_history(args[0].to_i))
- when 'findgpx'; result=AMF.putdata(index,findgpx(*args))
- when 'findrelations'; result=AMF.putdata(index,findrelations(*args))
- when 'getpoi'; result=AMF.putdata(index,getpoi(*args))
- end
- output.write(result)
- end
- }
- else
- render :nothing => true, :status => :method_not_allowed
+ result
end
end
def amf_write
- if request.post?
- req=StringIO.new(request.raw_post+0.chr)
- req.read(2)
- renumberednodes={} # Shared across repeated putways
- renumberedways={} # Shared across repeated putways
-
- headers=AMF.getint(req) # Read number of headers
- headers.times do # Read each header
- name=AMF.getstring(req) # |
- req.getc # | skip boolean
- value=AMF.getvalue(req) # |
- header["name"]=value # |
- end
+ renumberednodes = {} # Shared across repeated putways
+ renumberedways = {} # Shared across repeated putways
+ err = false # Abort batch on error
- bodies=AMF.getint(req) # Read number of bodies
- render :content_type => "application/x-amf", :text => proc { |response, output|
- a,b=bodies.divmod(256)
- output.write 0.chr+0.chr+0.chr+0.chr+a.chr+b.chr
- bodies.times do # Read each body
- message=AMF.getstring(req) # | get message name
- index=AMF.getstring(req) # | get index in response sequence
- bytes=AMF.getlong(req) # | get total size in bytes
- args=AMF.getvalue(req) # | get response (probably an array)
- err=false # Abort batch on error
-
- logger.info("Executing AMF #{message}:#{index}")
- result=''
- if err
- result=[-5,nil]
- else
- case message
- when 'putway'; orn=renumberednodes.dup
- r=putway(renumberednodes,*args)
- r[4]=renumberednodes.reject { |k,v| orn.has_key?(k) }
- if r[0]==0 and r[2] != r[3] then renumberedways[r[2]] = r[3] end
- result=AMF.putdata(index,r)
- when 'putrelation'; result=AMF.putdata(index,putrelation(renumberednodes, renumberedways, *args))
- when 'deleteway'; result=AMF.putdata(index,deleteway(*args))
- when 'putpoi'; r=putpoi(*args)
- if r[0]==0 and r[2] != r[3] then renumberednodes[r[2]] = r[3] end
- result=AMF.putdata(index,r)
- when 'startchangeset'; result=AMF.putdata(index,startchangeset(*args))
- end
- if result[0]==-3 then err=true end # If a conflict is detected, don't execute any more writes
- end
- output.write(result)
+ self.status = :ok
+ self.content_type = Mime::AMF
+ self.response_body = Dispatcher.new(request.raw_post) do |message,*args|
+ logger.info("Executing AMF #{message}")
+
+ if err
+ result = [-5, nil]
+ else
+ case message
+ when 'putway'; orn = renumberednodes.dup
+ result = putway(renumberednodes, *args)
+ result[4] = renumberednodes.reject { |k,v| orn.has_key?(k) }
+ if result[0] == 0 and result[2] != result[3] then renumberedways[result[2]] = result[3] end
+ when 'putrelation'; result = putrelation(renumberednodes, renumberedways, *args)
+ when 'deleteway'; result = deleteway(*args)
+ when 'putpoi'; result = putpoi(*args)
+ if result[0] == 0 and result[2] != result[3] then renumberednodes[result[2]] = result[3] end
+ when 'startchangeset'; result = startchangeset(*args)
end
- }
- else
- render :nothing => true, :status => :method_not_allowed
+
+ err = true if result[0] == -3 # If a conflict is detected, don't execute any more writes
+ end
+
+ result
end
end
def amf_handle_error_with_timeout(call,rootobj,rootid)
amf_handle_error(call,rootobj,rootid) do
- Timeout::timeout(API_TIMEOUT, OSM::APITimeoutError) do
+ OSM::Timer.timeout(API_TIMEOUT, OSM::APITimeoutError) do
yield
end
end
# Start new changeset
# Returns success_code,success_message,changeset id
-
+
def startchangeset(usertoken, cstags, closeid, closecomment, opennew)
amf_handle_error("'startchangeset'",nil,nil) do
user = getuser(usertoken)
if !user then return -1,"You are not logged in, so Potlatch can't write any changes to the database." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
if cstags
cs.save_with_tags!
end
end
-
+
# open a new changeset
if opennew!=0
cs = Changeset.new
cs.tags = cstags
cs.user_id = user.id
- if !closecomment.empty?
- cs.tags['comment']=closecomment
+ if !closecomment.empty?
+ cs.tags['comment']=closecomment
# in case closecomment has chars not allowed in xml
cs.tags = strip_non_xml_chars cs.tags
end
user = getuser(usertoken)
if user && !user.languages.empty?
- request.user_preferred_languages = user.languages
+ http_accept_language.user_preferred_languages = user.languages
end
- lang = request.compatible_language_from(getlocales)
+ lang = http_accept_language.compatible_language_from(getlocales)
(real_lang, localised) = getlocalized(lang)
# Tell Potlatch what language it's using
##
# Find all the ways, POI nodes (i.e. not part of ways), and relations
- # in a given bounding box. Nodes are returned in full; ways and relations
- # are IDs only.
+ # in a given bounding box. Nodes are returned in full; ways and relations
+ # are IDs only.
#
- # return is of the form:
+ # return is of the form:
# [success_code, success_message,
# [[way_id, way_version], ...],
# [[node_id, lat, lon, [tags, ...], node_version], ...],
# check boundary is sane and area within defined
# see /config/application.yml
- check_boundaries(xmin, ymin, xmax, ymax)
+ bbox = BoundingBox.new(xmin, ymin, xmax, ymax)
+ bbox.check_boundaries
+ bbox.check_size
if POTLATCH_USE_SQL then
- ways = sql_find_ways_in_area(xmin, ymin, xmax, ymax)
- points = sql_find_pois_in_area(xmin, ymin, xmax, ymax)
- relations = sql_find_relations_in_area_and_ways(xmin, ymin, xmax, ymax, ways.collect {|x| x[0]})
+ ways = sql_find_ways_in_area(bbox)
+ points = sql_find_pois_in_area(bbox)
+ relations = sql_find_relations_in_area_and_ways(bbox, ways.collect {|x| x[0]})
else
# find the way ids in an area
- nodes_in_area = Node.find_by_area(ymin, xmin, ymax, xmax, :conditions => ["current_nodes.visible = ?", true], :include => :ways)
- ways = nodes_in_area.inject([]) { |sum, node|
+ nodes_in_area = Node.bbox(bbox).visible.includes(:ways)
+ ways = nodes_in_area.inject([]) { |sum, node|
visible_ways = node.ways.select { |w| w.visible? }
sum + visible_ways.collect { |w| [w.id,w.version] }
}.uniq
points = nodes_not_used_in_area.collect { |n| [n.id, n.lon, n.lat, n.tags, n.version] }.uniq
# find the relations used by those nodes and ways
- relations = Relation.find_for_nodes(nodes_in_area.collect { |n| n.id }, :conditions => {:visible => true}) +
- Relation.find_for_ways(ways.collect { |w| w[0] }, :conditions => {:visible => true})
+ relations = Relation.nodes(nodes_in_area.collect { |n| n.id }).visible +
+ Relation.ways(ways.collect { |w| w[0] }).visible
relations = relations.collect { |relation| [relation.id,relation.version] }.uniq
end
# check boundary is sane and area within defined
# see /config/application.yml
- check_boundaries(xmin, ymin, xmax, ymax)
+ bbox = BoundingBox.new(xmin, ymin, xmax, ymax)
+ bbox.check_boundaries
+ bbox.check_size
- nodes_in_area = Node.find_by_area(ymin, xmin, ymax, xmax, :conditions => ["current_ways.visible = ?", false], :include => :ways_via_history)
- way_ids = nodes_in_area.collect { |node| node.ways_via_history_ids }.flatten.uniq
+ nodes_in_area = Node.bbox(bbox).joins(:ways_via_history).where(:current_ways => { :visible => false })
+ way_ids = nodes_in_area.collect { |node| node.ways_via_history.invisible.collect { |way| way.id } }.flatten.uniq
[0,'',way_ids]
end
# Ideally we would do ":include => :nodes" here but if we do that
# then rails only seems to return the first copy of a node when a
# way includes a node more than once
- way = Way.find(:first, :conditions => { :id => wayid }, :include => { :nodes => :node_tags })
+ way = Way.where(:id => wayid).first
# check case where way has been deleted or doesn't exist
return [-4, 'way', wayid] if way.nil? or !way.visible
- points = way.nodes.collect do |node|
+ points = way.nodes.preload(:node_tags).collect do |node|
nodetags=node.tags
nodetags.delete('created_by')
[node.lon, node.lat, node.id, nodetags, node.version]
[0, '', wayid, points, tags, version, uid]
end
end
-
+
# Get an old version of a way, and all constituent nodes.
#
- # For undelete (version<0), always uses the most recent version of each node,
- # even if it's moved. For revert (version >= 0), uses the node in existence
+ # For undelete (version<0), always uses the most recent version of each node,
+ # even if it's moved. For revert (version >= 0), uses the node in existence
# at the time, generating a new id if it's still visible and has been moved/
# retagged.
#
# Returns:
- # 0. success code,
- # 1. id,
- # 2. array of points,
- # 3. hash of tags,
- # 4. version,
+ # 0. success code,
+ # 1. id,
+ # 2. array of points,
+ # 3. hash of tags,
+ # 4. version,
# 5. is this the current, visible version? (boolean)
-
+
def getway_old(id, timestamp) #:doc:
amf_handle_error_with_timeout("'getway_old' #{id}, #{timestamp}", 'way',id) do
if timestamp == ''
# undelete
- old_way = OldWay.find(:first, :conditions => ['visible = ? AND id = ?', true, id], :order => 'version DESC')
+ old_way = OldWay.where(:visible => true, :way_id => id).unredacted.order("version DESC").first
points = old_way.get_nodes_undelete unless old_way.nil?
else
begin
# revert
timestamp = DateTime.strptime(timestamp.to_s, "%d %b %Y, %H:%M:%S")
- old_way = OldWay.find(:first, :conditions => ['id = ? AND timestamp <= ?', id, timestamp], :order => 'timestamp DESC')
+ old_way = OldWay.where("way_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first
unless old_way.nil?
points = old_way.get_nodes_revert(timestamp)
if !old_way.visible
end
end
end
-
+
# Find history of a way.
# Returns 'way', id, and an array of previous versions:
# - formerly [old_way.version, old_way.timestamp.strftime("%d %b %Y, %H:%M"), old_way.visible ? 1 : 0, user, uid]
# - now [timestamp,user,uid]
#
- # Heuristic: Find all nodes that have ever been part of the way;
+ # Heuristic: Find all nodes that have ever been part of the way;
# get a list of their revision dates; add revision dates of the way;
- # sort and collapse list (to within 2 seconds); trim all dates before the
+ # sort and collapse list (to within 2 seconds); trim all dates before the
# start date of the way.
def getway_history(wayid) #:doc:
# Find list of revision dates for way and all constituent nodes
revdates=[]
revusers={}
- Way.find(wayid).old_ways.collect do |a|
+ Way.find(wayid).old_ways.unredacted.collect do |a|
revdates.push(a.timestamp)
unless revusers.has_key?(a.timestamp.to_i) then revusers[a.timestamp.to_i]=change_user(a) end
a.nds.each do |n|
- Node.find(n).old_nodes.collect do |o|
+ Node.find(n).old_nodes.unredacted.collect do |o|
revdates.push(o.timestamp)
unless revusers.has_key?(o.timestamp.to_i) then revusers[o.timestamp.to_i]=change_user(o) end
end
# Remove any elements where 2 seconds doesn't elapse before next one
revdates.delete_if { |d| revdates.include?(d+1) or revdates.include?(d+2) }
# Collect all in one nested array
- revdates.collect! {|d| [d.succ.strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }
+ revdates.collect! {|d| [(d + 1).strftime("%d %b %Y, %H:%M:%S")] + revusers[d.to_i] }
revdates.uniq!
return ['way', wayid, revdates]
return ['way', wayid, []]
end
end
-
+
# Find history of a node. Returns 'node', id, and an array of previous versions as above.
def getnode_history(nodeid) #:doc:
- begin
- history = Node.find(nodeid).old_nodes.reverse.collect do |old_node|
- [old_node.timestamp.succ.strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)
+ begin
+ history = Node.find(nodeid).old_nodes.unredacted.reverse.collect do |old_node|
+ [(old_node.timestamp + 1).strftime("%d %b %Y, %H:%M:%S")] + change_user(old_node)
end
return ['node', nodeid, history]
rescue ActiveRecord::RecordNotFound
# Find GPS traces with specified name/id.
# Returns array listing GPXs, each one comprising id, name and description.
-
+
def findgpx(searchterm, usertoken)
amf_handle_error_with_timeout("'findgpx'" ,nil,nil) do
user = getuser(usertoken)
if !user then return -1,"You must be logged in to search for GPX traces." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
- gpxs = []
- if searchterm.to_i>0 then
- gpx = Trace.find(searchterm.to_i, :conditions => ["visible=? AND (public=? OR user_id=?)",true,true,user.id] )
- if gpx then
- gpxs.push([gpx.id, gpx.name, gpx.description])
- end
+ query = Trace.visible_to(user)
+ if searchterm.to_i > 0 then
+ query = query.where(:id => searchterm.to_i)
else
- Trace.find(:all, :limit => 21, :conditions => ["visible=? AND (public=? OR user_id=?) AND MATCH(name) AGAINST (?)",true,true,user.id,searchterm] ).each do |gpx|
- gpxs.push([gpx.id, gpx.name, gpx.description])
- end
+ query = query.where("MATCH(name) AGAINST (?)", searchterm).limit(21)
+ end
+ gpxs = query.collect do |gpx|
+ [gpx.id, gpx.name, gpx.description]
end
[0,'',gpxs]
end
# 3. hash of tags,
# 4. list of members,
# 5. version.
-
+
def getrelation(relid) #:doc:
amf_handle_error("'getrelation' #{relid}" ,'relation',relid) do
- rel = Relation.find(:first, :conditions => { :id => relid })
+ rel = Relation.where(:id => relid).first
return [-4, 'relation', relid] if rel.nil? or !rel.visible
[0, '', relid, rel.tags, rel.members, rel.version]
# Find relations with specified name/id.
# Returns array of relations, each in same form as getrelation.
-
+
def findrelations(searchterm)
rels = []
if searchterm.to_i>0 then
- rel = Relation.find(searchterm.to_i)
+ rel = Relation.where(:id => searchterm.to_i).first
if rel and rel.visible then
rels.push([rel.id, rel.tags, rel.members, rel.version])
end
else
- RelationTag.find(:all, :limit => 11, :conditions => ["v like ?", "%#{searchterm}%"] ).each do |t|
+ RelationTag.where("v like ?", "%#{searchterm}%").limit(11).each do |t|
if t.relation.visible then
rels.push([t.relation.id, t.relation.tags, t.relation.members, t.relation.version])
end
amf_handle_error("'putrelation' #{relid}" ,'relation',relid) do
user = getuser(usertoken)
if !user then return -1,"You are not logged in, so the relation could not be saved." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end
mid = renumberedways[mid] if m[0] == 'Way'
end
if mid
- typedmembers << [m[0], mid, m[2]]
+ typedmembers << [m[0], mid, m[2].delete("\000-\037\ufffe\uffff", "^\011\012\015")]
end
end
relation.delete_with_history!(new_relation, user)
end
end # transaction
-
+
if relid <= 0
return [0, '', relid, new_relation.id, new_relation.version]
else
# Save a way to the database, including all nodes. Any nodes in the previous
# version and no longer used are deleted.
- #
+ #
# Parameters:
# 0. hash of renumbered nodes (added by amf_controller)
# 1. current user token (for authentication)
# 6. hash of way tags
# 7. array of nodes to change (each one is [lon,lat,id,version,tags]),
# 8. hash of nodes to delete (id->version).
- #
+ #
# Returns:
# 0. '0' (code for success),
# 1. message,
def putway(renumberednodes, usertoken, changeset_id, wayversion, originalway, pointlist, attributes, nodes, deletednodes) #:doc:
amf_handle_error("'putway' #{originalway}" ,'way',originalway) do
# -- Initialise
-
+
user = getuser(usertoken)
if !user then return -1,"You are not logged in, so the way could not be saved." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
if pointlist.length < 2 then return -2,"Server error - way is only #{points.length} points long." end
amf_handle_error("'putpoi' #{id}", 'node',id) do
user = getuser(usertoken)
if !user then return -1,"You are not logged in, so the point could not be saved." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
if !tags_ok(tags) then return -1,"One of the tags is invalid. Linux users may need to upgrade to Flash Player 10.1." end
new_node.lat = lat
new_node.lon = lon
new_node.tags = tags
- if id <= 0
+ if id <= 0
# We're creating the node
new_node.create_with_history(user)
elsif visible
return [0, '', id, new_node.id, new_node.version]
else
return [0, '', id, node.id, node.version]
- end
+ end
end
end
n = Node.find(id)
v = n.version
unless timestamp == ''
- n = OldNode.find(:first, :conditions => ['id = ? AND timestamp <= ?', id, timestamp], :order => 'timestamp DESC')
+ n = OldNode.where("node_id = ? AND timestamp <= ?", id, timestamp).unredacted.order("timestamp DESC").first
end
if n
# * the changeset id
# * the id of the way to change
# * the version of the way that was downloaded
- # * a hash of the id and versions of all the nodes that are in the way, if any
+ # * a hash of the id and versions of all the nodes that are in the way, if any
# of the nodes have been changed by someone else then, there is a problem!
# Returns 0 (success), unchanged way id, new way version, new node versions.
amf_handle_error("'deleteway' #{way_id}" ,'way', way_id) do
user = getuser(usertoken)
unless user then return -1,"You are not logged in, so the way could not be deleted." end
- unless user.active_blocks.empty? then return -1,t('application.setup_user_auth.blocked') end
+ if user.blocks.active.exists? then return -1,t('application.setup_user_auth.blocked') end
if REQUIRE_TERMS_AGREED and user.terms_agreed.nil? then return -1,"You must accept the contributor terms before you can edit." end
-
+
way_id = way_id.to_i
nodeversions = {}
old_way=nil # returned, so scope it outside the transaction
# Authenticate token
# (can also be of form user:pass)
- # When we are writing to the api, we need the actual user model,
+ # When we are writing to the api, we need the actual user model,
# not just the id, hence this abstraction
def getuser(token) #:doc:
def getlocales
Dir.glob("#{Rails.root}/config/potlatch/locales/*").collect { |f| File.basename(f, ".yml") }
end
-
+
##
# check that all key-value pairs are valid UTF-8.
def tags_ok(tags)
new_tags = Hash.new
unless tags.nil?
tags.each do |k, v|
- new_k = k.delete "\000-\037", "^\011\012\015"
- new_v = v.delete "\000-\037", "^\011\012\015"
+ new_k = k.delete "\000-\037\ufffe\uffff", "^\011\012\015"
+ new_v = v.delete "\000-\037\ufffe\uffff", "^\011\012\015"
new_tags[new_k] = new_v
end
end
# ====================================================================
# Alternative SQL queries for getway/whichways
- def sql_find_ways_in_area(xmin,ymin,xmax,ymax)
+ def sql_find_ways_in_area(bbox)
sql=<<-EOF
SELECT DISTINCT current_ways.id AS wayid,current_ways.version AS version
FROM current_way_nodes
INNER JOIN current_nodes ON current_nodes.id=current_way_nodes.node_id
INNER JOIN current_ways ON current_ways.id =current_way_nodes.id
- WHERE current_nodes.visible=TRUE
- AND current_ways.visible=TRUE
- AND #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")}
+ WHERE current_nodes.visible=TRUE
+ AND current_ways.visible=TRUE
+ AND #{OSM.sql_for_area(bbox, "current_nodes.")}
EOF
return ActiveRecord::Base.connection.select_all(sql).collect { |a| [a['wayid'].to_i,a['version'].to_i] }
end
-
- def sql_find_pois_in_area(xmin,ymin,xmax,ymax)
+
+ def sql_find_pois_in_area(bbox)
pois=[]
sql=<<-EOF
- SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version
- FROM current_nodes
- LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id
+ SELECT current_nodes.id,current_nodes.latitude*0.0000001 AS lat,current_nodes.longitude*0.0000001 AS lon,current_nodes.version
+ FROM current_nodes
+ LEFT OUTER JOIN current_way_nodes cwn ON cwn.node_id=current_nodes.id
WHERE current_nodes.visible=TRUE
AND cwn.id IS NULL
- AND #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")}
+ AND #{OSM.sql_for_area(bbox, "current_nodes.")}
EOF
ActiveRecord::Base.connection.select_all(sql).each do |row|
poitags={}
end
pois
end
-
- def sql_find_relations_in_area_and_ways(xmin,ymin,xmax,ymax,way_ids)
+
+ def sql_find_relations_in_area_and_ways(bbox,way_ids)
# ** It would be more Potlatchy to get relations for nodes within ways
# during 'getway', not here
sql=<<-EOF
- SELECT DISTINCT cr.id AS relid,cr.version AS version
+ SELECT DISTINCT cr.id AS relid,cr.version AS version
FROM current_relations cr
- INNER JOIN current_relation_members crm ON crm.id=cr.id
- INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node'
- WHERE #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "cn.")}
+ INNER JOIN current_relation_members crm ON crm.id=cr.id
+ INNER JOIN current_nodes cn ON crm.member_id=cn.id AND crm.member_type='Node'
+ WHERE #{OSM.sql_for_area(bbox, "cn.")}
EOF
unless way_ids.empty?
sql+=<<-EOF
SELECT DISTINCT cr.id AS relid,cr.version AS version
FROM current_relations cr
INNER JOIN current_relation_members crm ON crm.id=cr.id
- WHERE crm.member_type='Way'
+ WHERE crm.member_type='Way'
AND crm.member_id IN (#{way_ids.join(',')})
EOF
end
ActiveRecord::Base.connection.select_all(sql).collect { |a| [a['relid'].to_i,a['version'].to_i] }
end
-
+
def sql_get_nodes_in_way(wayid)
points=[]
sql=<<-EOF
- SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lon,current_nodes.id,current_nodes.version
- FROM current_way_nodes,current_nodes
- WHERE current_way_nodes.id=#{wayid.to_i}
- AND current_way_nodes.node_id=current_nodes.id
+ SELECT latitude*0.0000001 AS lat,longitude*0.0000001 AS lon,current_nodes.id,current_nodes.version
+ FROM current_way_nodes,current_nodes
+ WHERE current_way_nodes.id=#{wayid.to_i}
+ AND current_way_nodes.node_id=current_nodes.id
AND current_nodes.visible=TRUE
ORDER BY sequence_id
EOF
end
points
end
-
+
def sql_get_tags_in_way(wayid)
tags={}
ActiveRecord::Base.connection.select_all("SELECT k,v FROM current_way_tags WHERE id=#{wayid.to_i}").each do |row|
ActiveRecord::Base.connection.select_one("SELECT user FROM current_ways,changesets WHERE current_ways.id=#{wayid.to_i} AND current_ways.changeset=changesets.id")['user']
end
end
-
projects / rails.git / blobdiff