diff --git a/config.json b/config.json
index 3fcb2cf6..fb442cec 100644
--- a/config.json
+++ b/config.json
@@ -137,7 +137,10 @@
}
],
"full": [
-
+ {
+ "name": "removeUnusedNS",
+ "active": true
+ }
]
}
}
diff --git a/plugins/removeUnusedNS.js b/plugins/removeUnusedNS.js
new file mode 100644
index 00000000..c5915898
--- /dev/null
+++ b/plugins/removeUnusedNS.js
@@ -0,0 +1,100 @@
+/**
+ * Remove unused XLink namespace declaration.
+ *
+ * @param {Object} item current iteration item
+ * @param {Object} params plugin params
+ * @return {Boolean} if false, item will be filtered out
+ *
+ * @author Kir Belevich
+ */
+exports.removeUnusedNS = function(data, params) {
+
+ var svgElem,
+ xmlnsCollection = [];
+
+ /**
+ * Remove namespace from collection.
+ *
+ * @param {String} ns namescape name
+ */
+ function removeNSfromCollection(ns) {
+
+ var pos = xmlnsCollection.indexOf(ns);
+
+ // if found - remove ns from the namespaces collection
+ if (pos > -1) {
+ xmlnsCollection.splice(pos, 1);
+ }
+
+ }
+
+ /**
+ * Bananas!
+ *
+ * @param {Array} items input items
+ *
+ * @return {Array} output items
+ */
+ function monkeys(items) {
+
+ var i = 0,
+ length = items.content.length;
+
+ while(i < length) {
+
+ var item = items.content[i];
+
+ if (item.isElem('svg')) {
+
+ item.eachAttr(function(attr) {
+ // collect namespaces
+ if (attr.prefix === 'xmlns' && attr.local) {
+ xmlnsCollection.push(attr.local);
+ }
+ });
+
+ // if svg element has ns-attr
+ if (xmlnsCollection.length) {
+ // save svg element
+ svgElem = item;
+ }
+
+ } else if (xmlnsCollection.length) {
+
+ // check item for the ns-attrs
+ if (item.prefix) {
+ removeNSfromCollection(item.prefix);
+ }
+
+ // check each attr for the ns-attrs
+ item.eachAttr(function(attr) {
+ removeNSfromCollection(attr.prefix);
+ });
+
+ }
+
+ // if nothing is found - go deeper
+ if (xmlnsCollection.length && item.content) {
+ monkeys(item);
+ }
+
+ i++;
+
+ }
+
+ return items;
+
+ }
+
+ data = monkeys(data);
+
+ // remove svg element ns-attributes if they are not used even once
+ if (xmlnsCollection.length) {
+ xmlnsCollection.forEach(function(name) {
+ svgElem.removeAttr('xmlns:' + name);
+ });
+ }
+
+ return data;
+
+};
diff --git a/test/plugins/removeUnusedNS.01.orig.svg b/test/plugins/removeUnusedNS.01.orig.svg
new file mode 100644
index 00000000..f7b93967
--- /dev/null
+++ b/test/plugins/removeUnusedNS.01.orig.svg
@@ -0,0 +1,5 @@
+
diff --git a/test/plugins/removeUnusedNS.01.should.svg b/test/plugins/removeUnusedNS.01.should.svg
new file mode 100644
index 00000000..39a3c864
--- /dev/null
+++ b/test/plugins/removeUnusedNS.01.should.svg
@@ -0,0 +1,5 @@
+
diff --git a/test/plugins/removeUnusedNS.02.orig.svg b/test/plugins/removeUnusedNS.02.orig.svg
new file mode 100644
index 00000000..3664c553
--- /dev/null
+++ b/test/plugins/removeUnusedNS.02.orig.svg
@@ -0,0 +1,5 @@
+
diff --git a/test/plugins/removeUnusedNS.02.should.svg b/test/plugins/removeUnusedNS.02.should.svg
new file mode 100644
index 00000000..3664c553
--- /dev/null
+++ b/test/plugins/removeUnusedNS.02.should.svg
@@ -0,0 +1,5 @@
+
diff --git a/test/plugins/removeUnusedNS.03.orig.svg b/test/plugins/removeUnusedNS.03.orig.svg
new file mode 100644
index 00000000..dcd0fbd7
--- /dev/null
+++ b/test/plugins/removeUnusedNS.03.orig.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.03.should.svg b/test/plugins/removeUnusedNS.03.should.svg
new file mode 100644
index 00000000..d1685bb5
--- /dev/null
+++ b/test/plugins/removeUnusedNS.03.should.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.04.orig.svg b/test/plugins/removeUnusedNS.04.orig.svg
new file mode 100644
index 00000000..f1a17423
--- /dev/null
+++ b/test/plugins/removeUnusedNS.04.orig.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.04.should.svg b/test/plugins/removeUnusedNS.04.should.svg
new file mode 100644
index 00000000..f1a17423
--- /dev/null
+++ b/test/plugins/removeUnusedNS.04.should.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.05.orig.svg b/test/plugins/removeUnusedNS.05.orig.svg
new file mode 100644
index 00000000..4414bb07
--- /dev/null
+++ b/test/plugins/removeUnusedNS.05.orig.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.05.should.svg b/test/plugins/removeUnusedNS.05.should.svg
new file mode 100644
index 00000000..e7829225
--- /dev/null
+++ b/test/plugins/removeUnusedNS.05.should.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.06.orig.svg b/test/plugins/removeUnusedNS.06.orig.svg
new file mode 100644
index 00000000..12f397e2
--- /dev/null
+++ b/test/plugins/removeUnusedNS.06.orig.svg
@@ -0,0 +1,7 @@
+
diff --git a/test/plugins/removeUnusedNS.06.should.svg b/test/plugins/removeUnusedNS.06.should.svg
new file mode 100644
index 00000000..12f397e2
--- /dev/null
+++ b/test/plugins/removeUnusedNS.06.should.svg
@@ -0,0 +1,7 @@
+