Add a plugin that loads XML materials and an example material

plugins/XmlMaterialProfile/XmlMaterialProfile.py

@@ -0,0 +1,84 @@
+# Copyright (c) 2016 Ultimaker B.V.
+# Cura is released under the terms of the AGPLv3 or higher.
+
+import math
+import xml.etree.ElementTree as ET
+
+import UM.Settings
+
+def _tag_without_namespace(element):
+        return element.tag[element.tag.rfind("}") + 1:]
+
+class XmlMaterialProfile(UM.Settings.InstanceContainer):
+    def __init__(self, container_id, *args, **kwargs):
+        super().__init__(container_id, *args, **kwargs)
+
+    def serialize(self):
+        raise NotImplementedError("Writing material profiles has not yet been implemented")
+
+    def deserialize(self, serialized):
+        print("deserialize material profile")
+        data = ET.fromstring(serialized)
+
+        self.addMetaDataEntry("type", "material")
+
+        # TODO: Add material verfication
+        self.addMetaDataEntry("status", "Unknown")
+
+        metadata = data.iterfind("./um:metadata/*", self.__namespaces)
+        for entry in metadata:
+            # The namespace is prepended to the tag name but between {}.
+            # We are only interested in the actual tag name.
+            tag_name = entry.tag[entry.tag.rfind("}") + 1:]
+
+            if tag_name == "name":
+                brand = entry.find("./um:brand", self.__namespaces)
+                material = entry.find("./um:material", self.__namespaces)
+                color = entry.find("./um:color", self.__namespaces)
+
+                self.setName("{0} {1} ({2})".format(brand.text, material.text, color.text))
+
+                self.addMetaDataEntry("brand", brand.text)
+                self.addMetaDataEntry("material", material.text)
+                self.addMetaDataEntry("color_name", color.text)
+
+            self.addMetaDataEntry(tag_name, entry.text)
+
+        property_values = {}
+        properties = data.iterfind("./um:properties/*", self.__namespaces)
+        for entry in properties:
+            tag_name = entry.tag[entry.tag.rfind("}") + 1:]
+            property_values[tag_name] = entry.text
+
+        diameter = float(property_values.get("diameter", 2.85)) # In mm
+        density = float(property_values.get("density", 1.3)) # In g/cm3
+
+        weight_per_cm = (math.pi * (diameter / 20) ** 2 * 0.1) * density
+
+        spool_weight = property_values.get("spool_weight")
+        spool_length = property_values.get("spool_length")
+        if spool_weight:
+            length = float(spool_weight) / weight_per_cm
+            property_values["spool_length"] = str(length / 100)
+        elif spool_length:
+            weight = (float(spool_length) * 100) * weight_per_cm
+            property_values["spool_weight"] = str(weight)
+
+        self.addMetaDataEntry("properties", property_values)
+
+        settings = data.iterfind("./um:settings/um:setting", self.__namespaces)
+        for entry in settings:
+            tag_name = _tag_without_namespace(entry)
+
+            if tag_name in self.__material_property_setting_map:
+                self.setProperty(self.__material_property_setting_map[tag_name], "value", entry.text)
+
+    __material_property_setting_map = {
+        "print temperature": "material_print_temperature",
+        "heated bed temperature": "material_bed_temperature",
+        "standby temperature": "material_standby_temperature",
+    }
+
+    __namespaces = {
+        "um": "http://www.ultimaker.com/material"
+    }

plugins/XmlMaterialProfile/__init__.py

@@ -0,0 +1,32 @@
+# Copyright (c) 2016 Ultimaker B.V.
+# Cura is released under the terms of the AGPLv3 or higher.
+
+from . import XmlMaterialProfile
+
+from UM.MimeTypeDatabase import MimeType, MimeTypeDatabase
+from UM.i18n import i18nCatalog
+catalog = i18nCatalog("cura")
+
+def getMetaData():
+    return {
+        "plugin": {
+            "name": catalog.i18nc("@label", "Material Profiles"),
+            "author": "Ultimaker",
+            "version": "1.0",
+            "description": catalog.i18nc("@info:whatsthis", "Provides capabilities to read and write XML-based material profiles."),
+            "api": 3
+        },
+        "settings_container": {
+            "mimetype": "application/x-ultimaker-material-profile"
+        }
+    }
+
+def register(app):
+    mime_type = MimeType(
+        name = "application/x-ultimaker-material-profile",
+        comment = "Ultimaker Material Profile",
+        suffixes = [ "xml.fdm_material" ]
+    )
+    MimeTypeDatabase.addMimeType(mime_type)
+    return { "settings_container": XmlMaterialProfile.XmlMaterialProfile("default_xml_material_profile") }
+

resources/materials/generic_pla.xml.fdm_material

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+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+Generic PLA profile. Serves as an example file, data in this file is not correct.
+-->
+<fdmmaterial xmlns="http://www.ultimaker.com/material">
+    <metadata>
+        <name>
+            <brand>Generic</brand>
+            <material>PLA</material>
+            <color>Generic</color>
+        </name>
+        <GUID>506c9f0d-e3aa-4bd4-b2d2-23e2425b1aa9</GUID>
+        <version>0</version>
+        <color_code>#FFFFFF</color_code>
+    </metadata>
+    <properties>
+        <density>1.3</density>
+        <diameter>2.85</diameter>
+        <spool_weight>750</spool_weight>
+    </properties>
+    <settings>
+        <setting key="print temperature">210</setting>
+        <setting key="heated bed temperature">60</setting>
+        <setting key="standby temperature">175</setting>
+
+        <machine>
+            <machine_identifier manufacturer="Ultimaker" product="Ultimaker2"/>
+            <machine_identifier manufacturer="Ultimaker" product="Ultimaker2go"/>
+            <machine_identifier manufacturer="Ultimaker" product="Ultimaker2extended"/>
+            <setting key="standby temperature">150</setting>
+            <setting key="processing temperature graph">
+                <point flow="2" temperature="180"/>
+                <point flow="10" temperature="230"/>
+            </setting>
+        </machine>
+
+        <machine>
+            <machine_identifier manufacturer="Ultimaker" product="Ultimaker Original"/>
+            <setting key="standby temperature">150</setting>
+            <hotend id="0.8mm">
+                <setting key="standby temperature">80</setting>
+            </hotend>
+            <hotend id="0.6mm">
+                <setting key="standby temperature">100</setting>
+            </hotend>
+        </machine>
+    </settings>
+</fdmmaterial>