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Add standard SVG object ID checking.

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This commit is contained in:
Sergey Vartanov 2021-04-30 23:50:37 +03:00
parent 555285da85
commit ef921370fa
2 changed files with 32 additions and 15 deletions
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23
roentgen/icon.py
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@ -82,6 +82,17 @@ class Icon:
svg.add(path)
def is_standard(id_: str):
""" Check whether SVG object ID is standard Inkscape ID. """
if id_ == "base":
return True
for prefix in ["path", "circle", "rect", "defs", "use", "metadata"]:
matcher = re.match(prefix + "\\d+", id_)
if matcher:
return True
return False
class IconExtractor:
"""
Extract icons from SVG file.
@ -116,9 +127,14 @@ class IconExtractor:
self.parse(sub_node)
return
if (node.hasAttribute("id") and node.hasAttribute("d") and
node.getAttribute("id")):
if not node.hasAttribute("id") or not node.getAttribute("id"):
return
id_: str = node.getAttribute("id")
if is_standard(id_):
return
if node.hasAttribute("d"):
path: str = node.getAttribute("d")
matcher = re.match("[Mm] ([0-9.e-]*)[, ]([0-9.e-]*)", path)
if not matcher:
@ -139,10 +155,11 @@ class IconExtractor:
name = child_node.childNodes[0].nodeValue
break
id_: str = node.getAttribute("id")
matcher = re.match(STANDARD_INKSCAPE_ID, id_)
if not matcher:
self.icons[id_] = Icon(path, point, id_, name)
else:
ui.error(f"not standard ID {id_}")
def get_path(self, id_: str) -> (Icon, bool):
"""