moving files around after repository merger

1 files changed, 134 insertions, 0 deletions

diff --git a/src/client/model/util.js b/src/client/model/util.js
new file mode 100644
index 00000000..d938fbc9
--- /dev/null
+++ b/src/client/model/util.js
@@ -0,0 +1,134 @@
+"use strict"
+
+/**
+ * model utility functions: - convert from/to client/backend data
+ * representations
+ */
+define([ 'jquery', 'model/diff' ], function($, model_diff) {
+
+    function __sanitize_label__write(label_str){
+        var ret = label_str[0].toUpperCase() +
+                  label_str.substring(1).toLowerCase();
+        return ret;
+    }
+
+    function __sanitize_label__read(label_str){
+        return label_str.toLowerCase();
+    }
+
+    /**
+     * read by adapting from backend format
+     */
+    function adapt_format_read_node(n_raw) {
+        var ret;
+
+        ret = $.extend({
+            // type:
+            // - discard all but first label
+            // - adjust to lowercase
+            'type' : __sanitize_label__read(n_raw['__label_set'][0]),
+            'state' : 'perm',
+        }, n_raw);
+
+        delete ret.__label_set;
+
+        return ret;
+    }
+
+    /**
+     * write by adapting to backend format
+     */
+    function adapt_format_write_node(n_raw) {
+        var ret = $.extend({
+        }, n_raw);
+
+        ret['__label_set'] = [__sanitize_label__write(n_raw.type)];
+
+        delete ret.state;
+        delete ret.status
+        delete ret.type;
+
+        return ret
+    }
+
+    /**
+     * read by adapting from backend format
+     */
+    function adapt_format_read_link_ptr(l_raw) {
+        var ret;
+
+        ret = $.extend({
+            '__src_id' : l_raw['__src_id'],
+            '__dst_id' : l_raw['__dst_id'],
+            // type:
+            // - discard all but first label
+            // - adjust to lowercase
+            '__type' : __sanitize_label__read(l_raw['__label_set'][0]),
+            'state' : 'perm',
+        }, l_raw);
+
+        ret['name'] = ret['__type'];
+
+        delete ret.__label_set;
+
+        return ret;
+    }
+
+    /**
+     * write by adapting to backend format
+     */
+    function adapt_format_write_link(l_raw) {
+        var ret = $.extend({
+            '__src_id' : l_raw.source.id,
+            '__dst_id' : l_raw.target.id,
+        }, l_raw);
+
+        ret['__label_set'] = [__sanitize_label__write(l_raw.__type)];
+
+        delete ret.__dst;
+        delete ret.__src;
+        delete ret.source; // introduced by d3 accessor methods
+        delete ret.state;
+        delete ret.status;
+        delete ret.target;
+
+        return ret;
+    }
+
+    /**
+     * write adapt diff from node set, link set. sets may be passed by reference
+     * as they are cloned
+     */
+    function adapt_format_write_topo_diff(n_set, l_set) {
+
+        var new_n_set = $.extend([], n_set);
+        var new_l_set = $.extend([], l_set);
+
+        // filter out 'bubble' nodes
+        new_n_set = new_n_set.filter(function(n) {
+            return 'bubble' != n.type;
+        });
+
+        new_n_set = $.map(new_n_set, function(n, _) {
+            return adapt_format_write_node(n);
+        })
+
+        new_l_set = $.map(new_l_set, function(l, _) {
+            return adapt_format_write_link(l);
+        })
+
+        var topo_diff = new model_diff.new_topo_diff({
+            node_set_add : new_n_set,
+            link_set_add : new_l_set
+        });
+        return topo_diff;
+    }
+
+    return {
+        adapt_format_read_node : adapt_format_read_node,
+        adapt_format_read_link_ptr : adapt_format_read_link_ptr,
+        adapt_format_write_node : adapt_format_write_node,
+        adapt_format_write_link : adapt_format_write_link,
+        adapt_format_write_topo_diff : adapt_format_write_topo_diff,
+    }
+});
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