[POC] The Really Magic Require Plugin

examples/example-requiredplugin.py

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+import Sofa
+import SofaRuntime
+import os
+import re
+
+class RequiredPlugin(Sofa.Prefab):
+    def __init__(self, pluginName):
+        Sofa.Prefab.__init__(self, **{"name" : "RequiredPlugins("+pluginName+")"})
+        pattern = "lib"+pluginName+".*\.so$"
+        for path in SofaRuntime.PluginRepository.getPaths():
+            self.findAllMatchingFiles(path, pattern,pluginName)
+
+    def fillGraphFor(self, path, fileName, shortName, pluginName):
+        print("Fill Graph For ", fileName)
+        e = shortName.split(".")
+        c = self
+        for level in e[:-1]:
+            if len(level) != 0:
+                print("Create a Level", level)
+                if level not in c.children:
+                    c = c.addChild(level)
+                else:
+                    c = c.children[level]
+
+        try:
+            level = e[-1]
+            if level not in c.children and level != "":
+                if SofaRuntime.importPlugin(os.path.join(path, fileName)):
+                    c.addObject("RequiredPlugin", pluginName=fileName[3:-3],name=level)
+        except Exception as e:
+            pass
+
+    def findAllMatchingFiles(self, path, pattern,pluginName):
+        entries = []
+        for name in os.listdir(path):
+            if re.match(pattern, name):
+                entries.append([path, name, name[len(pluginName)+4:-3], pluginName])
+        for entry in sorted(entries, key=lambda x: x[2],reverse=True):
+            self.fillGraphFor(*entry)
+
+def createScene(root):
+    root.addChild(RequiredPlugin("Sofa.Component.SolidMechanics"))
+    root.addObject("MechanicalObject")