summaryrefslogtreecommitdiff
path: root/bin/domain/imag-mail/src/main.rs
blob: 59d7f64955b2a8eaa3feb32ad25fb3f4cf66d018 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
//
// imag - the personal information management suite for the commandline
// Copyright (C) 2015-2019 Matthias Beyer <mail@beyermatthias.de> and contributors
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; version
// 2.1 of the License.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//

#![forbid(unsafe_code)]

#![deny(
    non_camel_case_types,
    non_snake_case,
    path_statements,
    trivial_numeric_casts,
    unstable_features,
    unused_allocation,
    unused_import_braces,
    unused_imports,
    unused_must_use,
    unused_mut,
    unused_qualifications,
    while_true,
)]

extern crate clap;
#[macro_use] extern crate log;
#[macro_use] extern crate failure;
extern crate toml_query;
#[macro_use] extern crate indoc;

#[macro_use] extern crate libimagrt;
extern crate libimagmail;
extern crate libimagerror;
extern crate libimagstore;
extern crate libimagutil;
extern crate libimagentryref;

use std::io::Write;
use std::path::PathBuf;

use failure::Fallible as Result;
use toml_query::read::TomlValueReadExt;
use toml_query::read::TomlValueReadTypeExt;

use libimagerror::trace::{MapErrTrace, trace_error};
use libimagerror::iter::TraceIterator;
use libimagerror::exit::ExitUnwrap;
use libimagerror::io::ToExitCode;
use libimagmail::mail::Mail;
use libimagmail::store::MailStore;
use libimagmail::util;
use libimagentryref::reference::{Ref, RefFassade};
use libimagrt::runtime::Runtime;
use libimagrt::setup::generate_runtime_setup;
use libimagutil::info_result::*;
use libimagstore::store::FileLockEntry;
use libimagstore::storeid::StoreIdIterator;
use libimagstore::iter::get::StoreIdGetIteratorExtension;

mod ui;

use ui::build_ui;

fn main() {
    let version = make_imag_version!();
    let rt = generate_runtime_setup("imag-mail",
                                    &version,
                                    "Mail collection tool",
                                    build_ui);

    rt.cli()
        .subcommand_name()
        .map(|name| {
            debug!("Call {}", name);
            match name {
                "import-mail" => import_mail(&rt),
                "list"        => list(&rt),
                "mail-store"  => mail_store(&rt),
                other         => {
                    debug!("Unknown command");
                    let _ = rt.handle_unknown_subcommand("imag-mail", other, rt.cli())
                        .map_err_trace_exit_unwrap()
                        .code()
                        .map(::std::process::exit);
                }
            }
        });
}

fn import_mail(rt: &Runtime) {
    let collection_name = get_ref_collection_name(rt).map_err_trace_exit_unwrap();
    let refconfig       = get_ref_config(rt).map_err_trace_exit_unwrap();
    let scmd            = rt.cli().subcommand_matches("import-mail").unwrap();
    let store           = rt.store();

    debug!(r#"Importing mail with
    collection_name = {}
    refconfig = {:?}
    "#, collection_name, refconfig);

    scmd.values_of("path")
        .unwrap() // enforced by clap
        .map(PathBuf::from)
        .map(|path| {
            if scmd.is_present("ignore_existing_ids") {
                store.retrieve_mail_from_path(path, &collection_name, &refconfig)
            } else {
                store.create_mail_from_path(path, &collection_name, &refconfig)
            }
            .map_info_str("Ok")
            .map_err_trace_exit_unwrap()
        })
        .for_each(|entry| rt.report_touched(entry.get_location()).unwrap_or_exit());
}

fn list(rt: &Runtime) {
    let refconfig       = get_ref_config(rt).map_err_trace_exit_unwrap();
    let scmd            = rt.cli().subcommand_matches("list").unwrap(); // safe via clap
    let print_content   = scmd.is_present("list-read");

    if print_content {
        /// TODO: Check whether workaround with "{}" is still necessary when updating "indoc"
        warn!("{}", indoc!(r#"You requested to print the content of the mail as well.
        We use the 'mailparse' crate underneath, but its implementation is nonoptimal.
        Thus, the content might be printed as empty (no text in the email)
        This is not reliable and might be wrong."#));

        // TODO: Fix above.
    }

    // TODO: Implement lister type in libimagmail for this
    //
    // Optimization: Pass refconfig here instead of call get_ref_config() in lister function. This
    // way we do not call get_ref_config() multiple times.
    fn list_mail<'a>(rt: &Runtime,
                     refconfig: &::libimagentryref::reference::Config,
                     m: &FileLockEntry<'a>,
                     print_content: bool) {

        let id = match m.get_message_id(&refconfig) {
            Ok(Some(f)) => f,
            Ok(None) => "<no id>".to_owned(),
            Err(e) => {
                trace_error(&e);
                "<error>".to_owned()
            },
        };

        let from = match m.get_from(&refconfig) {
            Ok(Some(f)) => f,
            Ok(None) => "<no from>".to_owned(),
            Err(e) => {
                trace_error(&e);
                "<error>".to_owned()
            },
        };

        let to = match m.get_to(&refconfig) {
            Ok(Some(f)) => f,
            Ok(None) => "<no to>".to_owned(),
            Err(e) => {
                trace_error(&e);
                "<error>".to_owned()
            },
        };

        let subject = match m.get_subject(&refconfig) {
            Ok(Some(f)) => f,
            Ok(None) => "<no subject>".to_owned(),
            Err(e) => {
                trace_error(&e);
                "<error>".to_owned()
            },
        };

        if print_content {
            use libimagmail::hasher::MailHasher;

            let content = m.as_ref_with_hasher::<MailHasher>()
                .get_path(&refconfig)
                .and_then(util::get_mail_text_content)
                .map_err_trace_exit_unwrap();

            writeln!(rt.stdout(),
                     "Mail: {id}\nFrom: {from}\nTo: {to}\n{subj}\n---\n{content}\n---\n",
                     from    = from,
                     id      = id,
                     subj    = subject,
                     to      = to,
                     content = content
            ).to_exit_code().unwrap_or_exit();
        } else {
            writeln!(rt.stdout(),
                     "Mail: {id}\nFrom: {from}\nTo: {to}\n{subj}\n",
                     from = from,
                     id   = id,
                     subj = subject,
                     to   = to
            ).to_exit_code().unwrap_or_exit();
        }

        let _ = rt.report_touched(m.get_location()).unwrap_or_exit();
    }

    if rt.ids_from_stdin() {
        let iter = rt.ids::<::ui::PathProvider>()
            .map_err_trace_exit_unwrap()
            .into_iter()
            .map(Ok);

        StoreIdIterator::new(Box::new(iter))
    } else {
        rt.store()
            .all_mails()
            .map_err_trace_exit_unwrap()
            .into_storeid_iter()
    }
    .map(|id| { debug!("Found: {:?}", id); id })
    .into_get_iter(rt.store())
    .trace_unwrap_exit()
    .filter_map(|e| e)
    .for_each(|m| list_mail(&rt, &refconfig, &m, print_content));
}

fn mail_store(rt: &Runtime) {
    let _ = rt.cli().subcommand_matches("mail-store").unwrap();
    error!("This feature is currently not implemented.");
    unimplemented!()
}

fn get_ref_collection_name(rt: &Runtime) -> Result<String> {
    let setting_name = "mail.ref_collection_name";

    debug!("Getting configuration: {}", setting_name);

    rt.config()
        .ok_or_else(|| format_err!("No configuration, cannot find collection name for mail collection"))?
        .read_string(setting_name)?
        .ok_or_else(|| format_err!("Setting missing: {}", setting_name))
}

fn get_ref_config(rt: &Runtime) -> Result<::libimagentryref::reference::Config> {
    let setting_name = "ref.basepathes";

    rt.config()
        .ok_or_else(|| format_err!("No configuration, cannot find collection name for mail collection"))?
        .read_deserialized::<::libimagentryref::reference::Config>(setting_name)?
        .ok_or_else(|| format_err!("Setting missing: {}", setting_name))
}