docx_reader/reader/
custom_properties.rs

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use std::io::Read;
use std::str::FromStr;
use xml::reader::{EventReader, XmlEvent};

use super::*;

impl FromXML for CustomProps {
	fn from_xml<R: Read>(reader: R) -> Result<Self, ReaderError> {
		let mut r = EventReader::new(reader);
		// TODO: Fow now, support only string.
		let mut props = CustomProps::new();
		loop {
			let e = r.next();
			match e {
				Ok(XmlEvent::StartElement {
					name, attributes, ..
				}) => {
					if let Ok(XMLElement::Property) = XMLElement::from_str(&name.local_name) {
						if let Some(key) = read_name(&attributes) {
							loop {
								let e = r.next();
								match e {
									Ok(XmlEvent::StartElement { name, .. }) => {
										// TODO: Fow now, support only string.
										if let Ok(VtXMLElement::Lpwstr) =
											VtXMLElement::from_str(&name.local_name)
										{
											let e = r.next();
											if let Ok(XmlEvent::Characters(c)) = e {
												props = props.add_custom_property(&key, c)
											}
										}
									}
									Ok(XmlEvent::EndElement { name, .. }) => {
										if let Ok(XMLElement::Property) =
											XMLElement::from_str(&name.local_name)
										{
											break;
										}
									}
									_ => {}
								}
							}
						}
					}
				}
				Ok(XmlEvent::EndDocument { .. }) => {
					return Ok(props);
				}
				Err(_) => return Err(ReaderError::XMLReadError),
				_ => {}
			}
		}
	}
}