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arangodb
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First version of expand graphs by labels

This commit is contained in:
Michael Hackstein 2013-01-13 13:51:46 +01:00
parent e0dc0be787
commit 8bb5096e42
1 changed files with 21 additions and 0 deletions
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21
js/common/modules/org/arangodb/graph/traversal.js
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@ -457,6 +457,26 @@ function CollectionInboundExpander (config, vertex, path) {
return connections;
}
///////////////////////////////////////////////////////////////////////////////////////////
/// @brief default expander that expands all edges labeled with one label in config.labels
///////////////////////////////////////////////////////////////////////////////////////////
var ExpandEdgesWithLabels = function (config, vertex, path) {
var result = [ ];
if (!Array.isArray(config.labels)) {
config.labels = [config.labels];
}
var edgesList = edges[vertex._id];
if (edgesList != undefined) {
for (i = 0; i < edgesList.length; ++i) {
if (!!~config.labels.indexOf(edgesList[i].label)) {
result.push({ edge: edgesList[i], vertex: vertices[edgesList[i]._to] });
}
}
}
return result;
};
////////////////////////////////////////////////////////////////////////////////
/// @brief default visitor that just tracks every visit
////////////////////////////////////////////////////////////////////////////////
@ -638,6 +658,7 @@ exports.VisitAllFilter = VisitAllFilter;
exports.TrackingVisitor = TrackingVisitor;
exports.MinDepthFilter = MinDepthFilter;
exports.MaxDepthFilter = MaxDepthFilter;
exports.ExpandEdgesWithLabels = ExpandEdgesWithLabels;
////////////////////////////////////////////////////////////////////////////////
/// @}