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Remove direct access to RED.nodes.nodes/links

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- Adds RED.nodes.filterNodes and RED.nodes.filterLinks for
   doing simply queries to find elements that match a criteria
This commit is contained in:
Nick O'Leary
2015-03-15 23:31:38 +00:00
parent 71db193675
commit cf8fe16b09
3 changed files with 53 additions and 14 deletions
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48
public/red/nodes.js
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@@ -779,6 +779,45 @@ RED.nodes = (function() {
return [new_nodes,new_links,new_workspaces,new_subflows];
}
// TODO: only supports filter.z
function filterNodes(filter) {
var result = [];
for (var n=0;n<nodes.length;n++) {
var node = nodes[n];
if (filter.z && node.z !== filter.z) {
continue;
}
result.push(node);
}
return result;
}
function filterLinks(filter) {
var result = [];
for (var n=0;n<links.length;n++) {
var link = links[n];
if (filter.source) {
if (filter.source.id && link.source.id !== filter.source.id) {
continue;
}
if (filter.source.z && link.source.z !== filter.source.z) {
continue;
}
}
if (filter.target) {
if (filter.target.id && link.target.id !== filter.target.id) {
continue;
}
if (filter.target.z && link.target.z !== filter.target.z) {
continue;
}
}
result.push(link);
}
return result;
}
// TODO: DRY
var eventHandler = (function() {
var handlers = {};
@@ -854,7 +893,12 @@ RED.nodes = (function() {
}
}
},
node: getNode,
filterNodes: filterNodes,
filterLinks: filterLinks,
import: importNodes,
refreshValidation: refreshValidation,
getAllFlowNodes: getAllFlowNodes,
@@ -867,8 +911,6 @@ RED.nodes = (function() {
} else {
setDirty(d);
}
},
nodes: nodes, // TODO: exposed for d3 vis
links: links // TODO: exposed for d3 vis
}
};
})();