# Support searching for nodes, ways, or all
# Can search by tag k, v, or both (type->k,value->v)
# Can search by name (k=name,v=....)
-
after_filter :compress_output
def search_all
end
end
+ if do_nodes
+ response.headers['Error'] = "Searching of nodes is currently unavailable"
+ render :nothing => true, :status => :service_unavailable
+ return false
+ end
+
+ unless value
+ response.headers['Error'] = "Searching for a key without value is currently unavailable"
+ render :nothing => true, :status => :service_unavailable
+ return false
+ end
+
way_ids = Array.new
ways = Array.new
nodes = Array.new
relations = Array.new
- # Matching for tags table
- cond_tbl = Array.new
- sql = 'id IN (SELECT id FROM current_way_tags WHERE 1=1'
+ # Matching for node tags table
+ cond_node = Array.new
+ sql = '1=1'
if type
- sql += ' AND k=?'
- cond_tbl += [type]
+ sql += ' AND current_node_tags.k=?'
+ cond_node += [type]
end
if value
- sql += ' AND v=?'
- cond_tbl += [value]
+ sql += ' AND current_node_tags.v=?'
+ cond_node += [value]
end
- sql += ')'
- cond_tbl = [sql] + cond_tbl
-
- # Matching for tags column
- if type and value
- cond_tags = ['tags LIKE ? OR tags LIKE ? OR tags LIKE ? OR tags LIKE ?',
- ''+type+'='+value+'',
- ''+type+'='+value+';%',
- '%;'+type+'='+value+';%',
- '%;'+type+'='+value+'' ]
- elsif type
- cond_tags = ['tags LIKE ? OR tags LIKE ?',
- ''+type+'=%',
- '%;'+type+'=%' ]
- elsif value
- cond_tags = ['tags LIKE ? OR tags LIKE ?',
- '%='+value+';%',
- '%='+value+'' ]
- else
- cond_tags = ['1=1']
+ cond_node = [sql] + cond_node
+
+ # Matching for way tags table
+ cond_way = Array.new
+ sql = '1=1'
+ if type
+ sql += ' AND current_way_tags.k=?'
+ cond_way += [type]
+ end
+ if value
+ sql += ' AND current_way_tags.v=?'
+ cond_way += [value]
+ end
+ cond_way = [sql] + cond_way
+
+ # Matching for relation tags table
+ cond_rel = Array.new
+ sql = '1=1'
+ if type
+ sql += ' AND current_relation_tags.k=?'
+ cond_rel += [type]
+ end
+ if value
+ sql += ' AND current_relation_tags.v=?'
+ cond_rel += [value]
end
+ cond_rel = [sql] + cond_rel
# First up, look for the relations we want
if do_relations
- relations = Relation.find(:all, :conditions => cond_tbl, :limit => 100)
+ relations = Relation.find(:all,
+ :joins => "INNER JOIN current_relation_tags ON current_relation_tags.id = current_relations.id",
+ :conditions => cond_rel, :limit => 100)
end
# then ways
if do_ways
- ways = Way.find(:all, :conditions => cond_tbl, :limit => 100)
+ ways = Way.find(:all,
+ :joins => "INNER JOIN current_way_tags ON current_way_tags.id = current_ways.id",
+ :conditions => cond_way, :limit => 100)
end
# Now, nodes
if do_nodes
- nodes = Node.find(:all, :conditions => cond_tags, :limit => 2000)
+ nodes = Node.find(:all,
+ :joins => "INNER JOIN current_node_tags ON current_node_tags.id = current_nodes.id",
+ :conditions => cond_node, :limit => 2000)
end
# Fetch any node needed for our ways (only have matching nodes so far)
nodes += Node.find(ways.collect { |w| w.nds }.uniq)
# Print
+ visible_nodes = {}
user_display_name_cache = {}
doc = OSM::API.new.get_xml_doc
nodes.each do |node|
doc.root << node.to_xml_node(user_display_name_cache)
+ visible_nodes[node.id] = node
end
ways.each do |way|
- doc.root << way.to_xml_node(user_display_name_cache)
+ doc.root << way.to_xml_node(visible_nodes, user_display_name_cache)
end
relations.each do |rel|