42 lines
1.3 KiB
Rust
42 lines
1.3 KiB
Rust
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use std::io::Read;
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use std::str::FromStr;
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use crate::reader::*;
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use xml::reader::{EventReader, XmlEvent};
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use super::{Paragraph, Table};
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impl FromXML for Document {
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fn from_xml<R: Read>(reader: R) -> Result<Self, ReaderError> {
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let mut parser = EventReader::new(reader);
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let mut doc = Self::default();
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loop {
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let e = parser.next();
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match e {
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Ok(XmlEvent::StartElement {
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attributes, name, ..
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}) => {
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let e = XMLElement::from_str(&name.local_name).unwrap();
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match e {
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XMLElement::Paragraph => {
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let p = Paragraph::read(&mut parser, &attributes)?;
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doc = doc.add_paragraph(p);
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continue;
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}
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XMLElement::Table => {
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let t = Table::read(&mut parser, &attributes)?;
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doc = doc.add_table(t);
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continue;
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}
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_ => {}
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}
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}
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Ok(XmlEvent::EndDocument) => break,
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Err(_) => return Err(ReaderError::XMLReadError),
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_ => {}
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}
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}
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Ok(doc)
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}
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}
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