dcad29dad0
allowing authorization to be done on a per-action basis without worring about the method. This should make the user API work. Also do a lot of cleanup of the controllers.
124 lines
2.8 KiB
Ruby
124 lines
2.8 KiB
Ruby
class SearchController < ApplicationController
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# Support searching for nodes, segments, ways, or all
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# Can search by tag k, v, or both (type->k,value->v)
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# Can search by name (k=name,v=....)
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after_filter :compress_output
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def search_all
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do_search(true,true,true)
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end
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def search_ways
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do_search(true,false,false)
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end
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def search_segments
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do_search(false,true,false)
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end
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def search_nodes
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do_search(false,false,true)
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end
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def do_search(do_ways,do_segments,do_nodes)
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type = params['type']
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value = params['value']
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unless type or value
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name = params['name']
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if name
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type = 'name'
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value = name
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end
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end
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way_ids = Array.new
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ways = Array.new
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segments = Array.new
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nodes = Array.new
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# Matching for tags table
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cond_tbl = Array.new
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sql = '1=1'
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if type
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sql += ' AND k=?'
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cond_tbl += [type]
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end
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if value
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sql += ' AND v=?'
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cond_tbl += [value]
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end
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cond_tbl = [sql] + cond_tbl
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# Matching for tags column
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if type and value
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cond_tags = ['tags LIKE ? OR tags LIKE ? OR tags LIKE ? OR tags LIKE ?',
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''+type+'='+value+'',
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''+type+'='+value+';%',
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'%;'+type+'='+value+';%',
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'%;'+type+'='+value+'' ]
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elsif type
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cond_tags = ['tags LIKE ? OR tags LIKE ?',
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''+type+'=%',
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'%;'+type+'=%' ]
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elsif value
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cond_tags = ['tags LIKE ? OR tags LIKE ?',
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'%='+value+';%',
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'%='+value+'' ]
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else
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cond_tags = ['1=1']
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end
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# First up, look for the ids of the ways we want
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if do_ways
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ways_tmp = WayTag.find(:all, :conditions => cond_tbl)
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way_ids = ways_tmp.collect {|way| way.id }
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end
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# Now, segments matching
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if do_segments
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segs = Segment.find(:all, :conditions => cond_tags)
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end
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# Now, nodes
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if do_nodes
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nodes = Node.find(:all, :conditions => cond_tags)
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end
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# Get the remaining objects:
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# Fetch the ways (until now only had their ids)
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ways = Way.find(way_ids)
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# Fetch any segments needed for our ways (only have matching segments so far)
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seg_ids = Array.new
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ways.each do |way|
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seg_ids += way.segments
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end
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segments += Segment.find(seg_ids)
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# Fetch any nodes needed for our segments (only have matching nodes so far)
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node_ids = Array.new
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segments.each do |seg|
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node_ids += seg.node_a
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node_ids += seg.node_b
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end
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nodes += Node.find(node_ids)
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# Print
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doc = OSM::API.new.get_xml_doc
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nodes.each do |node|
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doc.root << node.to_xml_node()
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end
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segments.each do |segment|
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doc.root << segment.to_xml_node()
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end
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ways.each do |way|
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doc.root << way.to_xml_node()
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end
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render :text => doc.to_s, :content_type => "text/xml"
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end
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end
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