1 files changed, 96 insertions, 0 deletions
diff --git a/src/abstractdoc.rs b/src/abstractdoc.rs
new file mode 100644
index 0000000..d45b4fc
--- /dev/null
+++ b/src/abstractdoc.rs
@@ -0,0 +1,96 @@
+use std::io::BufRead;
+
+use quick_xml::events::Event;
+use quick_xml::reader::Reader;
+
+use errors::{Error, ErrorKind};
+use xmlutil::{FromXml, element_text};
+
+#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize)]
+pub struct AbstractLink {
+    pub anchor: String,
+    pub link: String,
+}
+
+impl FromXml for AbstractLink {
+    fn from_xml<B: BufRead>(reader: &mut Reader<B>) -> Result<Self, Error> {
+        let mut link = AbstractLink::default();
+        let mut buf = Vec::new();
+
+        loop {
+            match reader.read_event(&mut buf) {
+                Ok(Event::Start(ref e)) => {
+                    match e.name() {
+                        b"anchor" => {
+                            let res = element_text(reader);
+                            link.anchor = res?;
+                        },
+                        b"link" => {
+                            let res = element_text(reader);
+                            link.link = res?;
+                        },
+                        _ => (),
+                    }
+                },
+                Ok(Event::End(_)) => {
+                    return Ok(link)
+                },
+                Err(err) => bail!(err),
+                _ => (),
+            }
+        }
+    }
+}
+
+#[derive(Debug, Default, Clone, PartialEq, Serialize, Deserialize)]
+pub struct AbstractDoc {
+    pub title: String,
+    pub url: String,
+    pub abstract_text: String,
+    pub links: Vec<AbstractLink>,
+}
+
+impl FromXml for AbstractDoc {
+    fn from_xml<B: BufRead>(reader: &mut Reader<B>) -> Result<Self, Error> {
+        let mut abs = AbstractDoc::default();
+        let mut buf = Vec::new();
+
+        loop {
+            match reader.read_event(&mut buf) {
+                Ok(Event::Start(ref e)) => {
+                    match e.name() {
+                        b"title" => {
+                            let res = element_text(reader);
+                            abs.title = res?;
+                        },
+                        b"url" => {
+                            let res = element_text(reader);
+                            abs.url = res?;
+                        },
+                        b"abstract" => {
+                            let res = element_text(reader);
+                            abs.abstract_text = res?;
+                        },
+                        b"sublink" => {
+                            match AbstractLink::from_xml(reader) {
+                                Ok(link) => {
+                                    abs.links.push(link);
+                                },
+                                Err(err) => bail!(err),
+                            }
+                        },
+                        _ => {},
+                    }
+                },
+                Ok(Event::End(_)) => {
+                    return Ok(abs);
+                },
+                Ok(Event::Eof) => break,
+                Err(err) => bail!(err),
+                _ => (),
+            }
+        }
+
+        bail!(ErrorKind::EOF)
+    }
+}