mirror of https://github.com/xvxx/phetch
shuffle
dvkt
5 years ago
parent
c94091dcd7
commit
7514399227
@ -1,147 +0,0 @@
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mod menu_view;
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use gopher;
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use gopher::Type;
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pub type MenuView = menu_view::MenuView;
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pub struct Menu {
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pub url: String, // gopher url
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pub lines: Vec<Line>, // lines
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pub links: Vec<usize>, // links (index of line in lines vec)
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pub longest: usize, // size of the longest line
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pub raw: String, // raw response
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}
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#[derive(Debug)]
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pub struct Line {
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pub name: String,
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pub url: String,
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pub typ: Type,
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pub link: usize, // link #, if any
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}
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impl Menu {
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pub fn from(url: String, gopher_response: String) -> Menu {
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Self::parse(url, gopher_response)
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}
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pub fn parse(url: String, raw: String) -> Menu {
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let mut lines = vec![];
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let mut links = vec![];
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let mut link = 0;
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let mut longest = 0;
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for line in raw.split_terminator('\n') {
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if let Some(c) = line.chars().nth(0) {
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let typ = match gopher::type_for_char(c) {
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Some(t) => t,
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None => continue,
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};
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// assemble line info
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let parts: Vec<&str> = line.split_terminator('\t').collect();
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let mut name = String::from("");
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if !parts[0].is_empty() {
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name.push_str(&parts[0][1..]);
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}
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if typ != Type::Info {
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link += 1;
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}
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if name.len() > longest {
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longest = name.len();
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}
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let link = if typ == Type::Info { 0 } else { link };
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if link > 0 {
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links.push(lines.len());
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}
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// check for URL:<url> syntax
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if parts.len() > 1 {
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if parts[1].starts_with("URL:") {
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lines.push(Line {
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name,
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url: parts[1].chars().skip(4).collect::<String>(),
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typ,
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link,
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});
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continue;
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}
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}
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// assemble regular, gopher-style URL
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let mut url = String::from("gopher://");
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if parts.len() > 2 {
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url.push_str(parts[2]); // host
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}
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// port
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if parts.len() > 3 {
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let port = parts[3].trim_end_matches('\r');
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if port != "70" {
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url.push(':');
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url.push_str(parts[3].trim_end_matches('\r'));
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}
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}
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// auto-prepend gopher type to selector
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if let Some(first_char) = parts[0].chars().nth(0) {
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url.push_str("/");
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url.push(first_char);
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// add trailing / if the selector is blank
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if parts.len() == 0 || parts.len() > 1 && parts[1].len() == 0 {
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url.push('/');
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}
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}
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if parts.len() > 1 {
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url.push_str(parts[1]); // selector
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}
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lines.push(Line {
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name,
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url,
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typ,
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link,
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});
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}
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}
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Menu {
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url,
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lines,
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links,
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longest,
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raw,
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}
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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macro_rules! parse {
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($s:literal) => {
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Menu::parse("test".to_string(), $s.to_string());
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};
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}
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#[test]
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fn test_simple_menu() {
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let menu = parse!(
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"
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i---------------------------------------------------------
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1SDF PHLOGOSPHERE (297 phlogs) /phlogs/ gopher.club 70
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1SDF GOPHERSPACE (1303 ACTIVE users) /maps/ sdf.org 70
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i---------------------------------------------------------
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"
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);
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assert_eq!(menu.lines.len(), 4);
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assert_eq!(menu.links.len(), 2);
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assert_eq!(menu.lines[1].url, "gopher://gopher.club/1/phlogs/");
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assert_eq!(menu.lines[2].url, "gopher://sdf.org/1/maps/");
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}
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#[test]
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fn test_no_path() {
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let menu = parse!("1Circumlunar Space circumlunar.space 70");
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assert_eq!(menu.links.len(), 1);
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assert_eq!(menu.lines[0].url, "gopher://circumlunar.space/1/");
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}
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}
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