import sys import xml.etree.ElementTree as ET import re if len(sys.argv) != 2: print 'Invalid usage; see Makefile' sys.exit(1) operations = re.findall(r'\w+', sys.argv[1]) namespaces = { '': 'http://www.w3.org/2000/svg', 'dc': 'http://purl.org/dc/elements/1.1/', 'cc': 'http://creativecommons.org/ns#', 'rdf': 'http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'svg': 'http://www.w3.org/2000/svg', 'sodipodi': 'http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd', 'inkscape': 'http://www.inkscape.org/namespaces/inkscape', } for prefix, namespace in namespaces.items(): ET.register_namespace(prefix, namespace) tree = ET.parse(sys.stdin) root = tree.getroot() def setFillColor(el, c): css = el.get('style') if css is not None: css = re.sub(r'fill:\s*#[0-9a-f]{6};', 'fill:'+c+';', css) el.set('style', css) def setFillOpacity(el, v): css = el.get('style') if css is not None: css = re.sub(r'fill-opacity:[^;]+;', '', css) css += ';fill-opacity:'+str(v)+';' el.set('style', css) def deleteElement(tree, el): if el is not None: for parent in tree.iter(): if el in parent: parent.remove(el) # Handle deleting unnecessary items if not 'tagline1' in operations: g = root.find('.//svg:g[@id="tagline2v1"]', namespaces) if g is not None: deleteElement(tree, g) if not 'tagline2' in operations: g = root.find('.//svg:g[@id="tagline2v2"]', namespaces) if g is not None: deleteElement(tree, g) if 'tagline1' in operations or 'tagline2' in operations: bgName = "backgroundTagline" else: # Get rid of the first (common) line of the tagline deleteElement(tree, root.find('.//svg:g[@id="tagline1"]', namespaces)) # "CrySP" only stays if we're not a pictorial mark if 'word' in operations: bgName = "backgroundWord" else: deleteElement(tree, root.find('.//svg:g[@id="crysp"]', namespaces)) if 'icon' in operations: bgName = "backgroundIcon" else: bgName = "backgroundPictorial" # We only keep one "background rectangle" based on whether we have a # tagline or not. This keeps an appropriately sized rectangle so that # cropping to the drawing works properly. bg = root.find('.//svg:rect[@id="'+bgName+'"]', namespaces) for wrongBg in ['backgroundTagline', 'backgroundWord', 'backgroundPictorial', 'backgroundIcon']: if wrongBg != bgName: deleteElement(tree, root.find('.//svg:rect[@id="'+wrongBg+'"]', namespaces)) # Handle background color if bg is None: print 'No background element found' sys.exit(1) if 'whitebg' in operations: setFillColor(bg, '#ffffff') elif 'blackbg' in operations: setFillColor(bg, '#000000') elif 'clearbg' in operations: setFillOpacity(bg, 0) # Handle foreground color fgColor = None if 'whitefg' in operations: fgColor = '#ffffff' elif 'blackfg' in operations: fgColor = '#000000' if fgColor is not None: # "CrySP" text for glyph in root.findall('.//svg:g[@id="crysp"]/svg:path', namespaces): setFillColor(glyph, fgColor) # Tagline text (full lab name) # Some fill styles are set in the groups instead of the glyph paths for glyph in root.findall('.//svg:g[@id="tagline"]//*', namespaces): setFillColor(glyph, fgColor) # The pictorial mark too if requested if 'mono' in operations: for glyph in root.findall('.//svg:g[@id="pictorial-mark"]/svg:path', namespaces): setFillColor(glyph, fgColor) # Strip font data from text that has been converted to paths for el in root.findall('.//*[@style]', namespaces): css = el.get('style') css = re.sub(r'font-(?:feature-settings|variant-caps|variant-ligatures|variant-numeric):[^;"]+[;"]', '', css) el.set('style', css) tree.write(sys.stdout, xml_declaration=True)