Mercurial > lbo > hg > scrapeprice

changeset 16:364f0ae83e7d

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Move implemented binary into submodule
author Lewin Bormann <lbo@spheniscida.de>
date Mon, 21 Sep 2020 17:26:35 +0200
parents 99031188b089
children 10ef42e217cc
files .hgignore example/audiophil/Cargo.lock example/audiophil/Cargo.toml example/audiophil/src/audiophil.rs example/audiophil/src/main.rs src/example_main.rs src/lib.rs src/main.rs
diffstat 8 files changed, 1686 insertions(+), 37 deletions(-) [+]
line wrap: on
line diff
--- a/.hgignore	Mon Sep 21 17:16:34 2020 +0200
+++ b/.hgignore	Mon Sep 21 17:26:35 2020 +0200
@@ -1,1 +1,1 @@
-^target/
+target/
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/audiophil/Cargo.lock	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,1515 @@
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/audiophil/Cargo.toml	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,16 @@
+[package]
+name = "example"
+version = "0.1.0"
+authors = ["Lewin Bormann <lewin@lewin-bormann.info>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+scrapeprice = { version = "0.1.0", path = "../../" }
+env_logger = "0.7"
+log = "0.4"
+tokio = {version = "0.2", features = ["rt-threaded", "net", "macros"] }
+hyper = "0.13"
+rex-regex = "0.1"
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/audiophil/src/audiophil.rs	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,81 @@
+use crate::util::{ScrapedPrice};
+
+use std::iter::FromIterator;
+
+use scrapeprice::{driver, extract};
+
+use hyper::Uri;
+use log::{info};
+use rex_regex as rex;
+
+pub struct AudiophilItemPriceExtractor {
+}
+
+fn substring(s: String, (start, len): (usize, usize)) -> String {
+    String::from_iter(s.chars().skip(start).take(len))
+}
+
+impl driver::Extractor<ScrapedPrice> for AudiophilItemPriceExtractor {
+    fn extract(&mut self, uri: &Uri, doc: &extract::Document) -> Vec<ScrapedPrice> {
+        info!("Extracting info from {}", uri);
+        let mut data = doc.get_contents(&[".bez.neu", ".preis strong"]).unwrap();
+        let prices = data.pop().unwrap();
+        let descs = data.pop().unwrap();
+
+        let onlytext = rex::compile("^([a-zA-Z0-9€\\.,+/ -]+)").unwrap();
+
+        let zipped = descs
+            .into_iter()
+            .zip(prices)
+            .map(|(desc, price)| (desc.trim().to_string(), price.trim().to_string()))
+            .map(move |(desc, price)| {
+                let desc2;
+                let price2;
+                let (ok, descmatch) = rex::match_re(&onlytext, &desc);
+                if ok {
+                    desc2 = substring(desc, descmatch[0]);
+                } else {
+                    desc2 = desc;
+                }
+                let (ok, pricematch) = rex::match_re(&onlytext, &price);
+                if ok {
+                    price2 = substring(price, pricematch[0]);
+                } else {
+                    price2 = price;
+                }
+
+                ScrapedPrice { item: desc2, price: price2, note: 44 }
+            })
+            .collect();
+        info!("Extracted {:?}", zipped);
+        zipped
+    }
+}
+
+pub struct AudiophilExplorer {
+    known: Vec<hyper::Uri>,
+}
+
+impl AudiophilExplorer {
+    pub fn new() -> AudiophilExplorer {
+        let want = vec![
+            "https://audiophil-foto.de/de/shop/kameras/sony/",
+            "https://audiophil-foto.de/de/shop/kameras/pentax-ricoh/",
+            "https://audiophil-foto.de/de/shop/kameras/leica/",
+            "https://audiophil-foto.de/de/shop/objektive/sony/",
+            "https://audiophil-foto.de/de/shop/objektive/zeiss/",
+            "https://audiophil-foto.de/de/shop/objektive/sigma/",
+        ].into_iter().map(|s| s.parse::<Uri>().unwrap()).collect();
+        AudiophilExplorer { known: want }
+    }
+}
+
+impl driver::Explorer for AudiophilExplorer {
+    fn idle(&mut self) -> Vec<Uri> {
+        self.known.drain(..).collect()
+    }
+    fn next(&mut self, _: &Uri, _: &extract::Document) -> Vec<Uri> {
+        vec![]
+    }
+}
+
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/audiophil/src/main.rs	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,31 @@
+mod audiophil;
+
+use scrapeprice::{driver, util};
+
+use log::{info, warn};
+use env_logger;
+use tokio;
+
+#[tokio::main]
+async fn main() {
+    env_logger::Builder::from_default_env().filter(None, log::LevelFilter::Info).init();
+
+    info!("scrapeprice: init");
+    //test_fetch_page().await.unwrap();
+
+    let logic = driver::DriverLogic {
+        explore: Box::new(audiophil::AudiophilExplorer::new()),
+        store: Box::new(util::DebuggingStorage {}),
+        extract: Box::new(audiophil::AudiophilItemPriceExtractor {}),
+    };
+    let mut driver = driver::Driver::new(logic, None);
+
+    let mut ival = tokio::time::interval(tokio::time::Duration::from_millis(2000));
+
+    loop {
+        ival.tick().await;
+        if let Err(e) = driver.drive().await {
+            warn!("Error from driver:  {}", e);
+        }
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/example_main.rs	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,36 @@
+mod driver;
+mod err;
+mod extract;
+mod http;
+mod implem;
+mod util;
+
+use implem::audiophil as audiophil;
+
+use log::{info, warn};
+use env_logger;
+use tokio;
+
+#[tokio::main]
+async fn main() {
+    env_logger::Builder::from_default_env().filter(None, log::LevelFilter::Info).init();
+
+    info!("scrapeprice: init");
+    //test_fetch_page().await.unwrap();
+
+    let logic = driver::DriverLogic {
+        explore: Box::new(audiophil::AudiophilExplorer::new()),
+        store: Box::new(util::DebuggingStorage {}),
+        extract: Box::new(audiophil::AudiophilItemPriceExtractor {}),
+    };
+    let mut driver = driver::Driver::new(logic, None);
+
+    let mut ival = tokio::time::interval(tokio::time::Duration::from_millis(2000));
+
+    loop {
+        ival.tick().await;
+        if let Err(e) = driver.drive().await {
+            warn!("Error from driver:  {}", e);
+        }
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/lib.rs	Mon Sep 21 17:26:35 2020 +0200
@@ -0,0 +1,6 @@
+pub mod driver;
+pub mod err;
+pub mod extract;
+mod http;
+pub mod util;
+
--- a/src/main.rs	Mon Sep 21 17:16:34 2020 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,36 +0,0 @@
-mod driver;
-mod err;
-mod extract;
-mod http;
-mod implem;
-mod util;
-
-use implem::audiophil as audiophil;
-
-use log::{info, warn};
-use env_logger;
-use tokio;
-
-#[tokio::main]
-async fn main() {
-    env_logger::Builder::from_default_env().filter(None, log::LevelFilter::Info).init();
-
-    info!("scrapeprice: init");
-    //test_fetch_page().await.unwrap();
-
-    let logic = driver::DriverLogic {
-        explore: Box::new(audiophil::AudiophilExplorer::new()),
-        store: Box::new(util::DebuggingStorage {}),
-        extract: Box::new(audiophil::AudiophilItemPriceExtractor {}),
-    };
-    let mut driver = driver::Driver::new(logic, None);
-
-    let mut ival = tokio::time::interval(tokio::time::Duration::from_millis(2000));
-
-    loop {
-        ival.tick().await;
-        if let Err(e) = driver.drive().await {
-            warn!("Error from driver:  {}", e);
-        }
-    }
-}