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/* Example Zot API command line utility, part of zotapi.
* Copyright (C) 2018 Harald Eilertsen <haraldei@anduin.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
use zotapi;
use serde_json;
use std::iter::Iterator;
pub fn fetch(client: &zotapi::Client, raw: bool) {
match client.channel_stream() {
Ok(payload) => {
if raw {
println!("{}", payload);
} else {
list(&payload);
}
}
Err(e) => {
println!("Error getting channel stream: {:?}", e);
}
}
}
fn list(payload: &str) {
match serde_json::from_str(&payload) {
Ok(serde_json::Value::Array(v)) => {
for item in v.into_iter() {
print_item(&item);
println!("-----");
}
}
Ok(_) => println!("Wrong type returned, expected an array."),
Err(e) => {
println!("Error: {}", e);
}
}
}
fn get_str(v: &serde_json::Value) -> &str {
v.as_str().unwrap_or("")
}
fn get_verb(item: &serde_json::Value) -> &str {
match get_str(&item["verb"]).split("/").last() {
Some("post") => "posted",
Some("like") => "liked",
Some("share") => "shared",
Some("dislike") => "disliked",
_ => "unknown verb",
}
}
fn get_object_type(item: &serde_json::Value) -> &str {
get_str(&item["object_type"])
.split("/")
.last()
.unwrap_or("unknown object")
}
fn get_tags(item: &serde_json::Value) -> String {
match item["tags"] {
serde_json::Value::Array(ref v) => v
.iter()
.map(|t| {
let prefix = match get_str(&t["type"]) {
"hashtag" => "#",
"forum" => "!",
"mention" => "@",
_ => "",
};
format!("{}{}", prefix, get_str(&t["tag"]))
})
.collect::<Vec<_>>()
.join(", "),
serde_json::Value::Null => String::new(),
_ => String::from("invalid tags, expected array..."),
}
}
fn print_item(item: &serde_json::Value) {
let author = &item["author"];
print!("{} ", get_str(&item["created"]));
print!("{} ", get_str(&author["name"]));
println!("{} a {}", get_verb(&item), get_object_type(&item));
println!("URL: {}", get_str(&author["url"]));
println!("Proto: {}", get_str(&author["network"]));
println!("Title: {}", get_str(&item["title"]));
println!("Tags : {}", get_tags(&item));
println!("Message:\n{}", get_str(&item["body"]));
}
|
