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| # Process html entity - {, ¯, ", ... | |
| import re | |
| from ..common.entities import entities | |
| from ..common.utils import fromCodePoint, isValidEntityCode | |
| from .state_inline import StateInline | |
| DIGITAL_RE = re.compile(r"^&#((?:x[a-f0-9]{1,6}|[0-9]{1,7}));", re.IGNORECASE) | |
| NAMED_RE = re.compile(r"^&([a-z][a-z0-9]{1,31});", re.IGNORECASE) | |
| def entity(state: StateInline, silent: bool) -> bool: | |
| pos = state.pos | |
| maximum = state.posMax | |
| if state.src[pos] != "&": | |
| return False | |
| if pos + 1 >= maximum: | |
| return False | |
| if state.src[pos + 1] == "#": | |
| if match := DIGITAL_RE.search(state.src[pos:]): | |
| if not silent: | |
| match1 = match.group(1) | |
| code = ( | |
| int(match1[1:], 16) if match1[0].lower() == "x" else int(match1, 10) | |
| ) | |
| token = state.push("text_special", "", 0) | |
| token.content = ( | |
| fromCodePoint(code) | |
| if isValidEntityCode(code) | |
| else fromCodePoint(0xFFFD) | |
| ) | |
| token.markup = match.group(0) | |
| token.info = "entity" | |
| state.pos += len(match.group(0)) | |
| return True | |
| else: | |
| if (match := NAMED_RE.search(state.src[pos:])) and match.group(1) in entities: | |
| if not silent: | |
| token = state.push("text_special", "", 0) | |
| token.content = entities[match.group(1)] | |
| token.markup = match.group(0) | |
| token.info = "entity" | |
| state.pos += len(match.group(0)) | |
| return True | |
| return False | |