Implement BM::command_remove()
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c2469b83ce
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9db5ffa842
1 changed files with 103 additions and 1 deletions
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@ -6,6 +6,8 @@ use clap::ArgMatches;
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use runtime::Runtime;
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use module::Module;
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use storage::file::hash::FileHash;
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use storage::file::id::FileID;
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use storage::parser::FileHeaderParser;
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use storage::parser::Parser;
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use storage::json::parser::JsonHeaderParser;
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@ -77,7 +79,107 @@ impl<'a> BM<'a> {
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}
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fn command_remove(&self, matches: &ArgMatches) -> bool {
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unimplemented!()
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use std::process::exit;
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let result =
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if matches.is_present("id") {
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debug!("Removing by ID (Hash)");
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let hash = FileHash::from(matches.value_of("id").unwrap());
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self.remove_by_hash(hash)
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} else if matches.is_present("tags") {
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debug!("Removing by tags");
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let tags = matches.value_of("tags")
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.unwrap()
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.split(",")
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.map(String::from)
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.collect::<Vec<String>>();
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self.remove_by_tags(tags)
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} else if matches.is_present("match") {
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debug!("Removing by match");
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self.remove_by_match(String::from(matches.value_of("match").unwrap()))
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} else {
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error!("Unexpected error. Exiting");
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exit(1);
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false
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};
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if result {
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info!("Removing succeeded");
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} else {
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info!("Removing failed");
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}
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return result;
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}
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fn remove_by_hash(&self, hash: FileHash) -> bool {
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use std::ops::Deref;
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debug!("Removing for hash = '{:?}'", hash);
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let parser = Parser::new(JsonHeaderParser::new(None));
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let file = self.rt.store().load_by_hash(self, &parser, hash);
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debug!("file = {:?}", file);
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file.map(|file| {
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debug!("File loaded, can remove now: {:?}", file);
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let f = file.deref().borrow();
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self.rt.store().remove(f.id().clone())
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}).unwrap_or(false)
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}
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fn remove_by_tags(&self, tags: Vec<String>) -> bool {
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use std::fs::remove_file;
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use std::ops::Deref;
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use self::header::get_tags_from_header;
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let parser = Parser::new(JsonHeaderParser::new(None));
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self.rt
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.store()
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.load_for_module(self, &parser)
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.iter()
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.filter(|file| {
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let f = file.deref().borrow();
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get_tags_from_header(f.header()).iter().any(|tag| {
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tags.iter().any(|remtag| remtag == tag)
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})
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}).map(|file| {
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let f = file.deref().borrow();
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self.rt.store().remove(f.id().clone())
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}).all(|x| x)
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}
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fn remove_by_match(&self, matcher: String) -> bool {
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use self::header::get_url_from_header;
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use std::fs::remove_file;
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use std::ops::Deref;
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use std::process::exit;
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use regex::Regex;
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let re = Regex::new(&matcher[..]).unwrap_or_else(|e| {
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error!("Cannot build regex out of '{}'", matcher);
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error!("{}", e);
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exit(1);
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});
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debug!("Compiled '{}' to regex: '{:?}'", matcher, re);
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let parser = Parser::new(JsonHeaderParser::new(None));
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self.rt
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.store()
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.load_for_module(self, &parser)
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.iter()
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.filter(|file| {
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let f = file.deref().borrow();
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let url = get_url_from_header(f.header());
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debug!("url = {:?}", url);
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url.map(|u| {
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debug!("Matching '{}' ~= '{}'", re.as_str(), u);
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re.is_match(&u[..])
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}).unwrap_or(false)
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}).map(|file| {
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let f = file.deref().borrow();
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self.rt.store().remove(f.id().clone())
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}).all(|x| x)
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}
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}
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