Added slice date/time and basic settings to start GCode. And made export preserve lines that only had comments.

Cura/cura_sf/skeinforge_application/skeinforge_plugins/craft_plugins/alteration.py

@@ -164,7 +164,7 @@ class AlterationSkein:
 	"A class to alteration a skein of extrusions."
 	def __init__(self):
 		'Initialize.'
- 		self.distanceFeedRate = gcodec.DistanceFeedRate()
+		self.distanceFeedRate = gcodec.DistanceFeedRate()
 		self.lineIndex = 0
 		self.settingDictionary = None
 
@@ -211,7 +211,7 @@ class AlterationSkein:
 		if self.settingDictionary == None:
 			return self.distanceFeedRate.output.getvalue().replace('(<alterationDeleteThisPrefix/>)', '')
 		lines = archive.getTextLines(self.distanceFeedRate.output.getvalue())
- 		distanceFeedRate = gcodec.DistanceFeedRate()
+		distanceFeedRate = gcodec.DistanceFeedRate()
 		for line in lines:
 			if line.startswith('(<alterationDeleteThisPrefix/>)'):
 				line = self.getReplacedAlterationLine(line[len('(<alterationDeleteThisPrefix/>)') :])

Cura/cura_sf/skeinforge_application/skeinforge_plugins/craft_plugins/export.py

@@ -398,6 +398,7 @@ class ExportSkein:
 		'Parse a gcode line.'
 		splitLine = gcodec.getSplitLineBeforeBracketSemicolon(line)
 		if len(splitLine) < 1:
+			self.addLine(line)
 			return
 		firstWord = splitLine[0]
 		if firstWord == '(</crafting>)':

Cura/cura_sf/skeinforge_application/skeinforge_plugins/craft_plugins/export_plugins/static_plugins/gcode_small.py

@@ -69,6 +69,7 @@ class GcodeSmallSkein:
 		self.lastZString = None
 		self.output = cStringIO.StringIO()
 		self.layerNr = 0
+		self.parsingAlteration = False
 
 	def getCraftedGcode( self, gcodeText ):
 		"Parse gcode text and store the gcode."
@@ -127,7 +128,10 @@ class GcodeSmallSkein:
 		elif line.startswith('(<infill>'):
 			self.output.write(';TYPE:FILL\n');
 		elif line.startswith('(<alteration>'):
-			self.output.write(';TYPE:CUSTOM\n');
+			self.output.write(';TYPE:CUSTOM X\n');
+			self.parsingAlteration = True
+		elif line.startswith('(</alteration>)'):
+			self.parsingAlteration = False
 		elif line.startswith('(<supportLayer>'):
 			self.output.write(';TYPE:SUPPORT\n');
 		elif line.startswith('(<layer>'):

Cura/util/profile.py

@@ -3,7 +3,7 @@ from __future__ import division
 #Init has to be imported first because it has code to workaround the python bug where relative imports don't work if the module is imported as a main module.
 import __init__
 
-import ConfigParser, os, traceback, math, re, zlib, base64
+import ConfigParser, os, traceback, math, re, zlib, base64, time
 
 #########################################################
 ## Default settings when none are found.
@@ -76,7 +76,8 @@ profileDefaultSettings = {
 }
 alterationDefault = {
 #######################################################################################
-	'start.gcode': """;Start GCode
+	'start.gcode': """;Sliced at: {day} {date} {time}
+;Basic settings: Layer height: {layer_height} Walls: {wall_thickness} Fill: {fill_density}
 G21        ;metric values
 G90        ;absolute positioning
 M107       ;start with the fan off
@@ -364,6 +365,12 @@ def calculateSolidLayerCount():
 #########################################################
 def replaceTagMatch(m):
 	tag = m.group(0)[1:-1]
+	if tag == 'time':
+		return time.strftime('%H:%M:%S')
+	if tag == 'date':
+		return time.strftime('%d %b %Y')
+	if tag == 'day':
+		return time.strftime('%a')
 	if tag in ['print_speed', 'retraction_speed', 'travel_speed', 'max_z_speed', 'bottom_layer_speed', 'cool_min_feedrate']:
 		f = getProfileSettingFloat(tag) * 60
 	elif isProfileSetting(tag):