X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/d626256bc2f2798202dbb4656f2f53aab0815f2c..7acbc0c7c6ccee2e2f5700bf6d8748fe471d1779:/app/controllers/amf_controller.rb diff --git a/app/controllers/amf_controller.rb b/app/controllers/amf_controller.rb index 950fd848f..c0b642eda 100644 --- a/app/controllers/amf_controller.rb +++ b/app/controllers/amf_controller.rb @@ -4,8 +4,20 @@ class AmfController < ApplicationController session :off before_filter :check_write_availability + # AMF controller for 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). + # + # Public domain. Set your tab width to 4 to read this document. :) + # editions Systeme D / Richard Fairhurst 2004-2007 + + # to trap errors (getway_old,putway,putpoi,deleteway only): + # return(-1,"message") <-- just puts up a dialogue + # return(-2,"message") <-- also asks the user to e-mail me # to log: - # RAILS_DEFAULT_LOGGER.error("Args: #{args[0]}, #{args[1]}, #{args[2]}, #{args[3]}") + # RAILS_DEFAULT_LOGGER.error("Args: #{args[0]}, #{args[1]}, #{args[2]}, #{args[3]}") # ==================================================================== # Main AMF handler @@ -17,6 +29,7 @@ class AmfController < ApplicationController # (cf http://www.ruby-forum.com/topic/122163) req.read(2) # Skip version indicator and client ID results={} # Results of each body + renumberednodes={} # Shared across repeated putways # ------------- # Parse request @@ -38,13 +51,18 @@ class AmfController < ApplicationController args=getvalue(req) # | get response (probably an array) case message - when 'getpresets'; results[index]=putdata(index,getpresets) - when 'whichways'; results[index]=putdata(index,whichways(args)) - when 'getway'; results[index]=putdata(index,getway(args)) - when 'putway'; results[index]=putdata(index,putway(args)) - when 'deleteway'; results[index]=putdata(index,deleteway(args)) - when 'putpoi'; results[index]=putdata(index,putpoi(args)) - when 'getpoi'; results[index]=putdata(index,getpoi(args)) + when 'getpresets'; results[index]=putdata(index,getpresets) + when 'whichways'; results[index]=putdata(index,whichways(args)) + when 'whichways_deleted'; results[index]=putdata(index,whichways_deleted(args)) + when 'getway'; results[index]=putdata(index,getway(args)) + when 'getway_old'; results[index]=putdata(index,getway_old(args)) + when 'getway_history'; results[index]=putdata(index,getway_history(args)) + when 'putway'; r=putway(args,renumberednodes) + renumberednodes=r[3] + results[index]=putdata(index,r) + when 'deleteway'; results[index]=putdata(index,deleteway(args)) + when 'putpoi'; results[index]=putdata(index,putpoi(args)) + when 'getpoi'; results[index]=putdata(index,getpoi(args)) end end @@ -72,120 +90,16 @@ class AmfController < ApplicationController # return presets,presetmenus and presetnames arrays def getpresets + RAILS_DEFAULT_LOGGER.info(" Message: getpresets") + + # Read preset menus presets={} presetmenus={}; presetmenus['point']=[]; presetmenus['way']=[]; presetmenus['POI']=[] presetnames={}; presetnames['point']={}; presetnames['way']={}; presetnames['POI']={} presettype='' presetcategory='' - - RAILS_DEFAULT_LOGGER.info(" Message: getpresets") - - # File.open("config/potlatch/presets.txt") do |file| - - # Temporary patch to get around filepath problem - # To remove this patch and make the code nice again: - # 1. uncomment above line - # 2. fix the path in the above line - # 3. delete this here document, and the following line (StringIO....) - - txt=<<-EOF -way/road -motorway: highway=motorway,ref=(type road number) -trunk road: highway=trunk,ref=(type road number),name=(type road name) -primary road: highway=primary,ref=(type road number),name=(type road name) -secondary road: highway=secondary,ref=(type road number),name=(type road name) -tertiary road: highway=tertiary,ref=,name=(type road name) -residential road: highway=residential,ref=,name=(type road name) -unclassified road: highway=unclassified,ref=,name=(type road name) - -way/footway -footpath: highway=footway,foot=yes -bridleway: highway=bridleway,foot=yes -byway: highway=unsurfaced,foot=yes -permissive path: highway=footway,foot=permissive - -way/cycleway -cycle lane: highway=cycleway,cycleway=lane,ncn_ref= -cycle track: highway=cycleway,cycleway=track,ncn_ref= -cycle lane (NCN): highway=cycleway,cycleway=lane,name=(type name here),ncn_ref=(type route number) -cycle track (NCN): highway=cycleway,cycleway=track,name=(type name here),ncn_ref=(type route number) - -way/waterway -canal: waterway=canal,name=(type name here) -navigable river: waterway=river,boat=yes,name=(type name here) -navigable drain: waterway=drain,boat=yes,name=(type name here) -derelict canal: waterway=derelict_canal,name=(type name here) -unnavigable river: waterway=river,boat=no,name=(type name here) -unnavigable drain: waterway=drain,boat=no,name=(type name here) - -way/railway -railway: railway=rail -tramway: railway=tram -light railway: railway=light_rail -preserved railway: railway=preserved -disused railway tracks: railway=disused -course of old railway: railway=abandoned - -way/natural -lake: natural=water,landuse= -forest: landuse=forest,natural= - -point/road -mini roundabout: highway=mini_roundabout -traffic lights: highway=traffic_signals - -point/footway -bridge: highway=bridge -gate: highway=gate -stile: highway=stile -cattle grid: highway=cattle_grid - -point/cycleway -gate: highway=gate - -point/waterway -lock gate: waterway=lock_gate -weir: waterway=weir -aqueduct: waterway=aqueduct -winding hole: waterway=turning_point -mooring: waterway=mooring - -point/railway -station: railway=station -viaduct: railway=viaduct -level crossing: railway=crossing - -point/natural -peak: natural=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| +# StringIO.open(txt) do |file| + File.open("#{RAILS_ROOT}/config/potlatch/presets.txt") do |file| file.each_line {|line| t=line.chomp if (t=~/(\w+)\/(\w+)/) then @@ -203,7 +117,35 @@ EOF end } end - return [presets,presetmenus,presetnames] + + # Read colours/styling + colours={}; casing={}; areas={} + File.open("#{RAILS_ROOT}/config/potlatch/colours.txt") do |file| + file.each_line {|line| + t=line.chomp + if (t=~/(\w+)\s+([^\s]+)\s+([^\s]+)\s+([^\s]+)/) then + tag=$1 + if ($2!='-') then colours[tag]=$2.hex end + if ($3!='-') then casing[tag]=$3.hex end + if ($4!='-') then areas[tag]=$4.hex end + end + } + end + + # Read auto-complete + autotags={}; autotags['point']={}; autotags['way']={}; autotags['POI']={}; + File.open("#{RAILS_ROOT}/config/potlatch/autocomplete.txt") do |file| + file.each_line {|line| + t=line.chomp + if (t=~/^(\w+)\/(\w+)\s+(.+)$/) then + tag=$1; type=$2; values=$3 + if values=='-' then autotags[type][tag]=[] + else autotags[type][tag]=values.split(',').sort.reverse end + end + } + end + + [presets,presetmenus,presetnames,colours,casing,areas,autotags] end # ----- whichways(left,bottom,right,top) @@ -230,7 +172,7 @@ EOF " 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 IDs 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 "+ @@ -241,9 +183,35 @@ EOF 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] + [ways,points] end + # ----- whichways_deleted(left,bottom,right,top) + # return array of deleted ways in current bounding box + + def whichways_deleted(args) + xmin = args[0].to_f-0.01 + 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] + + sql=<<-EOF + SELECT DISTINCT current_ways.id + FROM current_nodes,way_nodes,current_ways + WHERE #{OSM.sql_for_area(ymin, xmin, ymax, xmax, "current_nodes.")} + AND way_nodes.node_id=current_nodes.id + AND way_nodes.id=current_ways.id + AND current_nodes.visible=0 + AND current_ways.visible=0 + EOF + waylist = ActiveRecord::Base.connection.select_all(sql) + ways = waylist.collect {|a| a['id'].to_i } + [ways] + end + # ----- getway (objectname, way, baselong, basey, masterscale) # returns objectname, array of co-ordinates, attributes, # xmin,xmax,ymin,ymax @@ -252,8 +220,7 @@ EOF objname,wayid,baselong,basey,masterscale=args wayid = wayid.to_i points = [] - lastid = -1 - xmin = ymin = 999999 + xmin = ymin = 999999 xmax = ymax = -999999 RAILS_DEFAULT_LOGGER.info(" Message: getway, id=#{wayid}") @@ -272,36 +239,115 @@ EOF [objname,points,attributes,xmin,xmax,ymin,ymax] end + + # ----- getway_old (objectname, way, version, baselong, basey, masterscale) + # returns old version of way + + def getway_old(args) + RAILS_DEFAULT_LOGGER.info(" Message: getway_old (server is #{SERVER_URL})") +# if SERVER_URL=="www.openstreetmap.org" then return -1,"Revert is not currently enabled on the OpenStreetMap server." end + + objname,wayid,version,baselong,basey,masterscale=args + wayid = wayid.to_i + version = version.to_i + xmin = ymin = 999999 + xmax = ymax = -999999 + points=[] + if version<0 + historic=false + version=getlastversion(wayid,version) + else + historic=true + end + readwayquery_old(wayid,version,historic).each { |row| + points<<[long2coord(row['longitude'].to_f,baselong,masterscale),lat2coord(row['latitude'].to_f,basey,masterscale),row['id'].to_i,row['visible'].to_i,tag2array(row['tags'].to_s)] + xmin=[xmin,row['longitude'].to_f].min + xmax=[xmax,row['longitude'].to_f].max + ymin=[ymin,row['latitude' ].to_f].min + ymax=[ymax,row['latitude' ].to_f].max + } + + # get tags from this version + attributes={} + attrlist=ActiveRecord::Base.connection.select_all "SELECT k,v FROM way_tags WHERE id=#{wayid} AND version=#{version}" + attrlist.each {|a| attributes[a['k'].gsub(':','|')]=a['v'] } + attributes['history']="Retrieved from v"+version.to_s + + [0,objname,points,attributes,xmin,xmax,ymin,ymax,version] + end + + # ----- getway_history (way) + # returns array of previous versions (version,timestamp,visible,user) + # should also show 'created_by' + + def getway_history(wayid) + history=[] + sql=<<-EOF + SELECT version,timestamp,visible,display_name,data_public + FROM ways,users + WHERE ways.id=#{wayid} + AND ways.user_id=users.id + AND ways.visible=1 + ORDER BY version DESC + EOF + histlist=ActiveRecord::Base.connection.select_all(sql) + histlist.each { |row| + if row['data_public'].to_i==1 then user=row['display_name'] else user='anonymous' end + history<<[row['version'],row['timestamp'],row['visible'],user] + } + [history] + end # ----- putway (user token, way, array of co-ordinates, array of attributes, # baselong, basey, masterscale) # returns current way ID, new way ID, hash of renumbered nodes, # xmin,xmax,ymin,ymax - def putway(args) + def putway(args,renumberednodes) RAILS_DEFAULT_LOGGER.info(" putway started") - usertoken,originalway,points,attributes,baselong,basey,masterscale=args + usertoken,originalway,points,attributes,oldversion,baselong,basey,masterscale=args uid=getuserid(usertoken) - return if !uid + if !uid then return -1,"You are not logged in, so the way could not be saved." end + RAILS_DEFAULT_LOGGER.info(" putway authenticated happily") - db_uqn='unin'+uid.to_s+originalway.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquenodes table name, typically 51 chars - db_now='@now'+uid.to_s+originalway.to_i.abs.to_s+Time.new.to_i.to_s # 'now' variable name, typically 51 chars + db_uqn='unin'+(rand*100).to_i.to_s+uid.to_s+originalway.to_i.abs.to_s+Time.new.to_i.to_s # temp uniquenodes table name, typically 51 chars + db_now='@now'+(rand*100).to_i.to_s+uid.to_s+originalway.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()") originalway=originalway.to_i - + oldversion=oldversion.to_i + RAILS_DEFAULT_LOGGER.info(" Message: putway, id=#{originalway}") + # -- Temporary check for null IDs + + points.each do |a| + if a[2]==0 or a[2].nil? then return -2,"Server error - node with id 0 found in way #{originalway}." end + end + # -- 3. read original way into memory - xc={}; yc={}; tagc={} + xc={}; yc={}; tagc={}; vc={} if originalway>0 way=originalway - readwayquery(way).each { |row| - id=row['id'].to_i - xc[id]=row['longitude'].to_f - yc[id]=row['latitude' ].to_f - tagc[id]=row['tags'] - } + if oldversion==0 + readwayquery(way).each { |row| + id=row['id'].to_i + xc[id]=row['longitude'].to_f + yc[id]=row['latitude' ].to_f + tagc[id]=row['tags'] + vc[id]=1 + } + else + readwayquery_old(way,oldversion,true).each { |row| + id=row['id'].to_i + if (id>0) then + xc[id]=row['longitude'].to_f + yc[id]=row['latitude' ].to_f + tagc[id]=row['tags'] + vc[id]=row['visible'].to_i + end + } + end 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)") @@ -316,7 +362,6 @@ EOF xmin=ymin= 999999 xmax=ymax=-999999 insertsql='' - renumberednodes={} nodelist=[] points.each_index do |i| @@ -347,7 +392,7 @@ EOF elsif xc.has_key?(node) nodelist.push(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]) + if (xs!=xc[node] or (ys/0.0000001).round!=(yc[node]/0.0000001).round or tagstr!=tagc[node] or vc[node]==0) 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 @@ -377,7 +422,7 @@ EOF ActiveRecord::Base.connection.update(sql) deleteuniquenoderelations(db_uqn,uid,db_now) - ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}") + ActiveRecord::Base.connection.execute("DROP TEMPORARY TABLE #{db_uqn}") # 6b. insert new version of route into way_nodes @@ -413,7 +458,7 @@ EOF if (insertsql !='') then ActiveRecord::Base.connection.insert("INSERT INTO way_tags (id,k,v,version) VALUES #{insertsql}" ) end if (currentsql!='') then ActiveRecord::Base.connection.insert("INSERT INTO current_way_tags (id,k,v) VALUES #{currentsql}") end - [originalway,way,renumberednodes,xmin,xmax,ymin,ymax] + [0,originalway,way,renumberednodes,xmin,xmax,ymin,ymax] end # ----- putpoi (user token, id, x,y,tag array,visible,baselong,basey,masterscale) @@ -424,8 +469,9 @@ EOF 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 + if !uid then return -1,"You are not logged in, so the point could not be saved." end + + db_now='@now'+(rand*100).to_i.to_s+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 @@ -433,7 +479,7 @@ EOF if visible==0 then # if deleting, check node hasn't become part of a way inway=ActiveRecord::Base.connection.select_one("SELECT cw.id FROM current_ways cw,current_way_nodes cwn WHERE cw.id=cwn.id AND cw.visible=1 AND cwn.node_id=#{id} LIMIT 1") - unless inway.nil? then return [id,id] end # should really return an error + unless inway.nil? then return -1,"The point has since become part of a way, so you cannot save it as a POI." end deleteitemrelations(id,'node',uid,db_now) end @@ -452,7 +498,7 @@ EOF 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] + [0,id,newid] end # ----- getpoi (id,baselong,basey,masterscale) @@ -473,24 +519,24 @@ EOF # returns way ID only def deleteway(args) - usertoken,way,preserve=args + usertoken,way=args RAILS_DEFAULT_LOGGER.info(" Message: deleteway, id=#{way}") + uid=getuserid(usertoken) + if !uid then return -1,"You are not logged in, so the way could not be deleted." end - uid=getuserid(usertoken); if !uid then return end way=way.to_i - - 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 + db_uqn='unin'+(rand*100).to_i.to_s+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'+(rand*100).to_i.to_s+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()") # - delete any otherwise unused nodes createuniquenodes(way,db_uqn,[]) - unless (preserve.empty?) then - ActiveRecord::Base.connection.execute("DELETE FROM #{db_uqn} WHERE node_id IN ("+preserve.join(',')+")") - end +# unless (preserve.empty?) then +# ActiveRecord::Base.connection.execute("DELETE FROM #{db_uqn} WHERE node_id IN ("+preserve.join(',')+")") +# end sql=<<-EOF INSERT INTO nodes (id,latitude,longitude,timestamp,user_id,visible,tile) @@ -508,7 +554,7 @@ EOF ActiveRecord::Base.connection.update(sql) deleteuniquenoderelations(db_uqn,uid,db_now) - ActiveRecord::Base.connection.execute("DROP TABLE #{db_uqn}") + ActiveRecord::Base.connection.execute("DROP TEMPORARY TABLE #{db_uqn}") # - delete way @@ -517,7 +563,7 @@ EOF ActiveRecord::Base.connection.execute("DELETE FROM current_way_nodes WHERE id=#{way}") ActiveRecord::Base.connection.execute("DELETE FROM current_way_tags WHERE id=#{way}") deleteitemrelations(way,'way',uid,db_now) - way + [0,way] end @@ -534,6 +580,66 @@ def readwayquery(id) " ORDER BY sequence_id" end +def getlastversion(id,version) + row=ActiveRecord::Base.connection.select_one("SELECT version FROM ways WHERE id=#{id} AND visible=1 ORDER BY version DESC LIMIT 1") + row['version'] +end + +def readwayquery_old(id,version,historic) + # Node handling on undelete (historic=false): + # - always use the node specified, even if it's moved + + # Node handling on revert (historic=true): + # - if it's a visible node, use a new node id (i.e. not mucking up the old one) + # which means the SWF needs to allocate new ids + # - if it's an invisible node, we can reuse the old node id + + # get node list from specified version of way, + # and the _current_ lat/long/tags of each node + + row=ActiveRecord::Base.connection.select_one("SELECT timestamp FROM ways WHERE version=#{version} AND id=#{id}") + waytime=row['timestamp'] + + sql=<<-EOF + SELECT cn.id,visible,latitude*0.0000001 AS latitude,longitude*0.0000001 AS longitude,tags + FROM way_nodes wn,current_nodes cn + WHERE wn.version=#{version} + AND wn.id=#{id} + AND wn.node_id=cn.id + ORDER BY sequence_id + EOF + rows=ActiveRecord::Base.connection.select_all(sql) + + # if historic (full revert), get the old version of each node + # - if it's in another way now, generate a new id + # - if it's not in another way, use the old ID + if historic then + rows.each_index do |i| + sql=<<-EOF + SELECT latitude*0.0000001 AS latitude,longitude*0.0000001 AS longitude,tags,cwn.id AS currentway + FROM nodes n + LEFT JOIN current_way_nodes cwn + ON cwn.node_id=n.id + WHERE n.id=#{rows[i]['id']} + AND n.timestamp<="#{waytime}" + AND cwn.id!=#{id} + ORDER BY n.timestamp DESC + LIMIT 1 + EOF + row=ActiveRecord::Base.connection.select_one(sql) + unless row.nil? then + nx=row['longitude'].to_f + ny=row['latitude'].to_f + if (row['currentway'] && (nx!=rows[i]['longitude'].to_f or ny!=rows[i]['latitude'].to_f or row['tags']!=rows[i]['tags'])) then rows[i]['id']=-1 end + rows[i]['longitude']=nx + rows[i]['latitude' ]=ny + rows[i]['tags' ]=row['tags'] + end + end + end + rows +end + def createuniquenodes(way,uqn_name,nodelist) # Find nodes which appear in this way but no others sql=<<-EOF @@ -613,31 +719,25 @@ end def sqlescape(a) - a.gsub(/[\000-\037]/,"").gsub("'","''").gsub(92.chr,92.chr+92.chr) + a.gsub(/[\000-\037]/,"").gsub("'","''").gsub(92.chr) {92.chr+92.chr} end def tag2array(a) tags={} - a.gsub(';;;','#%').split(';').each do |b| - b.gsub!('#%',';;;') - b.gsub!('===','#%') - k,v=b.split('=') - if k.nil? then k='' end - if v.nil? then v='' end - tags[k.gsub('#%','=').gsub(':','|')]=v.gsub('#%','=') + Tags.split(a) do |k, v| + tags[k.gsub(':','|')]=v end tags end def array2tag(a) - str='' + tags = [] a.each do |k,v| if v=='' then next end if v[0,6]=='(type ' then next end - if str!='' then str+=';' end - str+=k.gsub(';',';;;').gsub('=','===').gsub('|',':')+'='+v.gsub(';',';;;').gsub('=','===') + tags << [k.gsub('|',':'), v] end - str + return Tags.join(tags) end def getuserid(token)