move parsing into list_folders

src/commands/clone.rs

@@ -7,7 +7,7 @@ use clap::Values;
 use regex::Regex;
 use xml::reader::{EventReader, XmlEvent};
 use crate::services::api::ApiError;
-use crate::services::list_folders::ListFolders;
+use crate::services::list_folders::{ListFolders, FolderContent};
 use crate::services::download_files::DownloadFiles;
 use crate::store::object;
 use crate::commands;
@@ -28,7 +28,7 @@ pub fn clone(remote: Values<'_>) {
         }
     };
 
-    let local_path = match d.clone() {
+    let ref_path = match d.clone() {
         Some(dir) => Path::new(&dir).to_owned(),
         None => {
             let iter = Path::new(dist_path_str).iter();
@@ -53,16 +53,33 @@ pub fn clone(remote: Values<'_>) {
         url_request.push_str(folder.as_str());
 
         // request folder content
-        let mut body = Default::default();
+        let mut objs = vec![];
         tokio::runtime::Runtime::new().unwrap().block_on(async {
-            body = ListFolders::new(url_request.as_str())
+            let res = ListFolders::new(url_request.as_str())
+                .gethref()
                 .send_with_res()
                 .await;
+            objs = match res {
+                Ok(o) => o,
+                Err(ApiError::IncorrectRequest(err)) => {
+                    eprintln!("fatal: {}", err.status());
+                    std::process::exit(1);
+                },
+                Err(ApiError::EmptyError(_)) => {
+                    eprintln!("Failed to get body");
+                    vec![]
+                }
+                Err(ApiError::RequestError(err)) => {
+                    eprintln!("fatal: {}", err);
+                    std::process::exit(1);
+                },
+                Err(ApiError::Unexpected(_)) => todo!()
+            }
         });
 
         // create folder
         if first_iter {
-            if DirBuilder::new().create(local_path.clone()).is_err() {
+            if DirBuilder::new().create(ref_path.clone()).is_err() {
                 eprintln!("fatal: directory already exist");
                 // destination path 'path' already exists and is not an empty directory.
                 //std::process::exit(1);
@@ -71,56 +88,53 @@ pub fn clone(remote: Values<'_>) {
             }
         } else {
             // create folder
-            let local_folder = get_local_path(folder, local_path.clone(), username, dist_path_str);
+            let local_folder = get_local_path(folder, ref_path.clone(), username, dist_path_str);
             if let Err(err) = DirBuilder::new().recursive(true).create(local_folder.clone()) {
                 eprintln!("error: cannot create directory {}: {}", local_folder.display(), err);
             }
 
             // add tree
-            let path_folder = local_folder.strip_prefix(local_path.clone()).unwrap();
+            let path_folder = local_folder.strip_prefix(ref_path.clone()).unwrap();
             if object::add_tree(&path_folder).is_err() {
                 eprintln!("error: cannot store object {}", path_folder.display());
             }
         }
 
         // find folders and files in response
-        let objects = get_objects_xml(body);
+        let mut iter = objs.iter();
-        let mut iter = objects.iter();
         iter.next(); // jump first element which is the folder cloned
         for object in iter {
-            if object.chars().last().unwrap() == '/' {
+            if object.href.clone().unwrap().chars().last().unwrap() == '/' {
-                folders.push(object.to_string());
+                folders.push(object.href.clone().unwrap().to_string());
             } else {
-                files.push(object.to_string());
+                files.push(object.href.clone().unwrap().to_string());
             }
         }
         first_iter = false;
     }
 
-    download_files(&domain, local_path.clone(), username, dist_path_str, files);
+    download_files(ref_path.clone(), files);
 }
 
-fn download_files(domain: &str, local_p: PathBuf, username: &str, dist_p: &str, files: Vec<String>) {
+fn download_files(local_p: PathBuf, files: Vec<String>) {
-    dbg!(local_p.clone());
+    for remote_file in files {
-    for dist_file in files {
-        dbg!(dist_file.clone());
         tokio::runtime::Runtime::new().unwrap().block_on(async {
             let res = DownloadFiles::new()
-                .set_url_with_remote(dist_file.as_str())
+                .set_url_with_remote(remote_file.as_str())
                 .save(local_p.clone()).await;
 
             match res {
                 Ok(()) => {
 
-                    let s = &get_local_path_t(&dist_file.clone());
+                    let s = &get_local_path_t(&remote_file.clone());
                         let ss = s.strip_prefix("/").unwrap();
                     let relative_p = Path::new(ss);
                     if let Err(_) = object::add_blob(relative_p, "tmpdate") {
-                        eprintln!("error saving reference of {}", dist_file.clone());
+                        eprintln!("error saving reference of {}", remote_file.clone());
                     }
                 },
                 Err(ApiError::Unexpected(_)) => {
-                    eprintln!("error writing {}", dist_file);
+                    eprintln!("error writing {}", remote_file);
                 },
                 Err(ApiError::IncorrectRequest(err)) => {
                     eprintln!("fatal: {}", err.status());
@@ -136,36 +150,6 @@ fn download_files(domain: &str, local_p: PathBuf, username: &str, dist_p: &str,
     }
 }
 
-fn get_objects_xml(xml: String) -> Vec<String> {
-    let cursor = Cursor::new(xml);
-    let parser = EventReader::new(cursor);
-
-    let mut should_get = false;
-    let mut objects: Vec<String> = vec![];
-
-    for event in parser {
-        match event {
-            Ok(XmlEvent::StartElement { name, .. }) => {
-                should_get = name.local_name == "href";
-            }
-            Ok(XmlEvent::Characters(text)) => {
-                if !text.trim().is_empty() && should_get {
-                    objects.push(text);
-                }
-            }
-            Ok(XmlEvent::EndElement { .. }) => {
-                should_get = false;
-            }
-            Err(e) => {
-                eprintln!("Error: {}", e);
-                break;
-            }
-            _ => {}
-        }
-    }
-    objects
-}
-
 fn get_url_props(url: &str) -> (String, Option<&str>, &str) {
     let mut username = None;
     let mut domain = "";
@@ -241,4 +225,3 @@ mod tests {
         assert_eq!(get_url_props("nextcloud.example.com/foo/bar"), (sld.clone(), None, p)); 
     }
 }
-

src/services/list_folders.rs

@@ -1,8 +1,31 @@
 use crate::services::api::{ApiBuilder, ApiError};
+use xml::reader::{EventReader, XmlEvent};
+use std::io::Cursor;
 use reqwest::{Method, IntoUrl, Response, Error};
 
+pub struct FolderContent {
+    pub href: Option<String>,
+}
+
+impl Clone for FolderContent {
+    fn clone(&self) -> Self {
+        FolderContent {
+            href: self.href.clone(),
+        }
+    }
+}
+
+impl FolderContent {
+    fn new() -> Self {
+        FolderContent {
+            href: None,
+        }
+    }
+}
+
 pub struct ListFolders {
     api_builder: ApiBuilder,
+    xml_balises: Vec<String>,
 }
 
 impl ListFolders {
@@ -10,14 +33,20 @@ impl ListFolders {
         ListFolders {
             api_builder: ApiBuilder::new()
                 .set_request(Method::from_bytes(b"PROPFIND").unwrap(), url),
+            xml_balises: vec![],
         }
     }
 
+    pub fn gethref(&mut self) -> &mut ListFolders {
+        self.xml_balises.push(String::from("href"));
+        self
+    }
+
     pub async fn send(&mut self) -> Result<Response, Error> {
         self.api_builder.send().await
     }
     
-    pub async fn send_with_err(mut self) -> Result<String, ApiError> {
+    pub async fn send_with_err(&mut self) -> Result<String, ApiError> {
         let res = self.send().await.map_err(ApiError::RequestError)?; 
         if res.status().is_success() {
             let body = res.text().await.map_err(ApiError::EmptyError)?;
@@ -27,22 +56,59 @@ impl ListFolders {
         }
     }
 
-    pub async fn send_with_res(self) -> String {
+    pub async fn send_with_res(&mut self) -> Result<Vec<FolderContent>, ApiError> {
         match self.send_with_err().await {
-            Ok(body) => body,
+            Ok(body) => Ok(self.parse(body)),
-            Err(ApiError::IncorrectRequest(err)) => {
+            Err(err) => Err(err),
-                eprintln!("fatal: {}", err.status());
-                std::process::exit(1);
-            },
-            Err(ApiError::EmptyError(_)) => {
-                eprintln!("Failed to get body");
-                String::from("")
         }
-            Err(ApiError::RequestError(err)) => {
+    }
-                eprintln!("fatal: {}", err);
+
-                std::process::exit(1);
+    pub fn parse(&self, xml: String) -> Vec<FolderContent> {
-            },
+        let cursor = Cursor::new(xml);
-            _ => todo!(),
+        let parser = EventReader::new(cursor);
+
+        let mut should_get = false;
+        let mut values: Vec<FolderContent> = vec![];
+
+        let mut iter = self.xml_balises.iter();
+        let mut val = iter.next();
+        let mut content = FolderContent::new();
+
+        for event in parser {
+            match event {
+                Ok(XmlEvent::StartElement { name, .. }) => {
+                    if let Some(v) = val.clone() {
+                        should_get = &name.local_name == v;
+                    } else {
+                        // end of balises to get then start over for next object
+                        values.push(content.clone());
+                        iter = self.xml_balises.iter();
+                        val = iter.next();
+                        content = FolderContent::new();
+                        if let Some(v) = val.clone() {
+                            should_get = &name.local_name == v;
                         }
                     }
                 }
+                Ok(XmlEvent::Characters(text)) => {
+                    if !text.trim().is_empty() && should_get {
+                        match val.unwrap().as_str() {
+                            "href" => content.href = Some(text),
+                            _ => (),
+                        }
+                        val = iter.next()
+                    }
+                }
+                Ok(XmlEvent::EndElement { .. }) => {
+                    should_get = false;
+                }
+                Err(e) => {
+                    eprintln!("Error: {}", e);
+                    break;
+                }
+                _ => {}
+            }
+        }
+        values
+    }
+}