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docx_rs/reader/
delete.rs

1use std::io::Read;
2use std::str::FromStr;
3
4use super::*;
5
6impl ElementReader for Delete {
7    fn read<R: Read>(
8        r: &mut EventReader<R>,
9        attrs: &[OwnedAttribute],
10    ) -> Result<Self, ReaderError> {
11        let mut del = Delete::new();
12        loop {
13            let e = r.next_event();
14            match e {
15                Ok(XmlEvent::StartElement {
16                    name, attributes, ..
17                }) => {
18                    let e = XMLElement::from_str(&name.local_name)
19                        .expect("should convert to XMLElement");
20                    match e {
21                        XMLElement::Run => {
22                            del = del.add_run(Run::read(r, attrs)?);
23                        }
24                        XMLElement::CommentRangeStart => {
25                            if let Some(id) = read(&attributes, "id") {
26                                if let Ok(id) = usize::from_str(&id) {
27                                    let comment = Comment::new(id);
28                                    del = del.add_comment_start(comment);
29                                }
30                            }
31                        }
32                        XMLElement::CommentRangeEnd => {
33                            if let Some(id) = read(&attributes, "id") {
34                                if let Ok(id) = usize::from_str(&id) {
35                                    del = del.add_comment_end(id);
36                                }
37                            }
38                        }
39                        XMLElement::MoveFrom => {
40                            ignore::ignore_element(XMLElement::MoveFrom, XMLElement::MoveFrom, r);
41                        }
42                        _ => {}
43                    }
44                }
45                Ok(XmlEvent::EndElement { name, .. }) => {
46                    let e = XMLElement::from_str(&name.local_name).unwrap();
47                    if e == XMLElement::Delete {
48                        for attr in attrs {
49                            let local_name = &attr.name.local_name;
50                            if local_name == "author" {
51                                del = del.author(&attr.value);
52                            } else if local_name == "date" {
53                                del = del.date(&attr.value);
54                            }
55                        }
56                        return Ok(del);
57                    }
58                }
59                Err(_) => return Err(ReaderError::XMLReadError),
60                _ => {}
61            }
62        }
63    }
64}