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</pre></div><pre class="rust"><code><span class="comment">// Copyright (C) 2022 Aravinth Manivannan &lt;realaravinth@batsense.net&gt;
// SPDX-FileCopyrightText: 2023 Aravinth Manivannan &lt;realaravinth@batsense.net&gt;
//
// SPDX-License-Identifier: AGPL-3.0-or-later
</span><span class="kw">use </span>std::convert::From;
<span class="kw">use </span>actix::MailboxError;
<span class="kw">use </span>actix_web::{
error::ResponseError,
http::{header, StatusCode},
HttpResponse, HttpResponseBuilder,
};
<span class="kw">use </span>argon2_creds::errors::CredsError;
<span class="kw">use </span>db_core::errors::DBError;
<span class="kw">use </span>derive_more::{Display, Error};
<span class="kw">use </span>lettre::transport::smtp::Error <span class="kw">as </span>SmtpError;
<span class="kw">use </span>libmcaptcha::errors::CaptchaError;
<span class="kw">use </span>serde::{Deserialize, Serialize};
<span class="kw">use </span>tokio::sync::oneshot::error::RecvError;
<span class="kw">use </span>url::ParseError;
<span class="kw">use </span>validator::ValidationErrors;
<span class="attr">#[derive(Debug, Display, Error)]
</span><span class="kw">pub struct </span>SmtpErrorWrapper(SmtpError);
<span class="attr">#[derive(Debug, Display, Error)]
</span><span class="kw">pub struct </span>DBErrorWrapper(DBError);
<span class="kw">impl </span>std::cmp::PartialEq <span class="kw">for </span>DBErrorWrapper {
<span class="kw">fn </span>eq(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; bool {
<span class="macro">format!</span>(<span class="string">&quot;{}&quot;</span>, <span class="self">self</span>.<span class="number">0</span>) == <span class="macro">format!</span>(<span class="string">&quot;{}&quot;</span>, other.<span class="number">0</span>)
}
}
<span class="kw">impl </span>std::cmp::PartialEq <span class="kw">for </span>SmtpErrorWrapper {
<span class="kw">fn </span>eq(<span class="kw-2">&amp;</span><span class="self">self</span>, other: <span class="kw-2">&amp;</span><span class="self">Self</span>) -&gt; bool {
<span class="self">self</span>.<span class="number">0</span>.status() == other.<span class="number">0</span>.status()
}
}
<span class="attr">#[derive(Debug, Display, PartialEq, Error)]
#[cfg(not(tarpaulin_include))]
</span><span class="kw">pub enum </span>ServiceError {
<span class="attr">#[display(fmt = <span class="string">&quot;internal server error&quot;</span>)]
</span>InternalServerError,
<span class="attr">#[display(
fmt = <span class="string">&quot;This server is is closed for registration. Contact admin if this is unexpecter&quot;
</span>)]
</span>ClosedForRegistration,
<span class="attr">#[display(fmt = <span class="string">&quot;The value you entered for email is not an email&quot;</span>)] </span><span class="comment">//405j
</span>NotAnEmail,
<span class="attr">#[display(fmt = <span class="string">&quot;The value you entered for URL is not a URL&quot;</span>)] </span><span class="comment">//405j
</span>NotAUrl,
<span class="attr">#[display(fmt = <span class="string">&quot;Wrong password&quot;</span>)]
</span>WrongPassword,
<span class="attr">#[display(fmt = <span class="string">&quot;Username not found&quot;</span>)]
</span>UsernameNotFound,
<span class="attr">#[display(fmt = <span class="string">&quot;Account not found&quot;</span>)]
</span>AccountNotFound,
<span class="doccomment">/// when the value passed contains profainity
</span><span class="attr">#[display(fmt = <span class="string">&quot;Can&#39;t allow profanity in usernames&quot;</span>)]
</span>ProfainityError,
<span class="doccomment">/// when the value passed contains blacklisted words
/// see [blacklist](https://github.com/shuttlecraft/The-Big-Username-Blacklist)
</span><span class="attr">#[display(fmt = <span class="string">&quot;Username contains blacklisted words&quot;</span>)]
</span>BlacklistError,
<span class="doccomment">/// when the value passed contains characters not present
/// in [UsernameCaseMapped](https://tools.ietf.org/html/rfc8265#page-7)
/// profile
</span><span class="attr">#[display(fmt = <span class="string">&quot;username_case_mapped violation&quot;</span>)]
</span>UsernameCaseMappedError,
<span class="attr">#[display(fmt = <span class="string">&quot;Passsword too short&quot;</span>)]
</span>PasswordTooShort,
<span class="attr">#[display(fmt = <span class="string">&quot;Username too long&quot;</span>)]
</span>PasswordTooLong,
<span class="attr">#[display(fmt = <span class="string">&quot;Passwords don&#39;t match&quot;</span>)]
</span>PasswordsDontMatch,
<span class="doccomment">/// when the a username is already taken
</span><span class="attr">#[display(fmt = <span class="string">&quot;Username not available&quot;</span>)]
</span>UsernameTaken,
<span class="doccomment">/// email is already taken
</span><span class="attr">#[display(fmt = <span class="string">&quot;Email not available&quot;</span>)]
</span>EmailTaken,
<span class="doccomment">/// Unable to send email
</span><span class="attr">#[display(fmt = <span class="string">&quot;Unable to send email, contact admin&quot;</span>)]
</span>UnableToSendEmail(SmtpErrorWrapper),
<span class="doccomment">/// token not found
</span><span class="attr">#[display(fmt = <span class="string">&quot;Token not found. Is token registered?&quot;</span>)]
</span>TokenNotFound,
<span class="attr">#[display(fmt = <span class="string">&quot;{}&quot;</span>, _0)]
</span>CaptchaError(CaptchaError),
<span class="attr">#[display(fmt = <span class="string">&quot;{}&quot;</span>, _0)]
</span>DBError(DBErrorWrapper),
<span class="doccomment">/// captcha not found
</span><span class="attr">#[display(fmt = <span class="string">&quot;Captcha not found.&quot;</span>)]
</span>CaptchaNotFound,
<span class="doccomment">/// Traffic pattern not found
</span><span class="attr">#[display(fmt = <span class="string">&quot;Traffic pattern not found&quot;</span>)]
</span>TrafficPatternNotFound,
}
<span class="attr">#[derive(Serialize, Deserialize)]
#[cfg(not(tarpaulin_include))]
</span><span class="kw">pub struct </span>ErrorToResponse {
<span class="kw">pub </span>error: String,
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>ResponseError <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>error_response(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; HttpResponse {
HttpResponseBuilder::new(<span class="self">self</span>.status_code())
.append_header((header::CONTENT_TYPE, <span class="string">&quot;application/json; charset=UTF-8&quot;</span>))
.body(
serde_json::to_string(<span class="kw-2">&amp;</span>ErrorToResponse {
error: <span class="self">self</span>.to_string(),
})
.unwrap(),
)
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>status_code(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; StatusCode {
<span class="kw">match </span><span class="self">self </span>{
ServiceError::ClosedForRegistration =&gt; StatusCode::FORBIDDEN,
ServiceError::InternalServerError =&gt; StatusCode::INTERNAL_SERVER_ERROR,
ServiceError::NotAnEmail =&gt; StatusCode::BAD_REQUEST,
ServiceError::NotAUrl =&gt; StatusCode::BAD_REQUEST,
ServiceError::WrongPassword =&gt; StatusCode::UNAUTHORIZED,
ServiceError::UsernameNotFound =&gt; StatusCode::NOT_FOUND,
ServiceError::AccountNotFound =&gt; StatusCode::NOT_FOUND,
ServiceError::ProfainityError =&gt; StatusCode::BAD_REQUEST,
ServiceError::BlacklistError =&gt; StatusCode::BAD_REQUEST,
ServiceError::UsernameCaseMappedError =&gt; StatusCode::BAD_REQUEST,
ServiceError::PasswordTooShort =&gt; StatusCode::BAD_REQUEST,
ServiceError::PasswordTooLong =&gt; StatusCode::BAD_REQUEST,
ServiceError::PasswordsDontMatch =&gt; StatusCode::BAD_REQUEST,
ServiceError::UsernameTaken =&gt; StatusCode::BAD_REQUEST,
ServiceError::EmailTaken =&gt; StatusCode::BAD_REQUEST,
ServiceError::TokenNotFound =&gt; StatusCode::NOT_FOUND,
ServiceError::CaptchaError(e) =&gt; {
<span class="macro">log::error!</span>(<span class="string">&quot;{}&quot;</span>, e);
<span class="kw">match </span>e {
CaptchaError::MailboxError =&gt; StatusCode::INTERNAL_SERVER_ERROR,
<span class="kw">_ </span>=&gt; StatusCode::BAD_REQUEST,
}
}
ServiceError::UnableToSendEmail(e) =&gt; {
<span class="macro">log::error!</span>(<span class="string">&quot;{}&quot;</span>, e.<span class="number">0</span>);
StatusCode::INTERNAL_SERVER_ERROR
}
ServiceError::DBError(<span class="kw">_</span>) =&gt; StatusCode::INTERNAL_SERVER_ERROR,
ServiceError::CaptchaNotFound =&gt; StatusCode::NOT_FOUND,
ServiceError::TrafficPatternNotFound =&gt; StatusCode::NOT_FOUND,
}
}
}
<span class="kw">impl </span>From&lt;CredsError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: CredsError) -&gt; ServiceError {
<span class="kw">match </span>e {
CredsError::UsernameCaseMappedError =&gt; ServiceError::UsernameCaseMappedError,
CredsError::ProfainityError =&gt; ServiceError::ProfainityError,
CredsError::BlacklistError =&gt; ServiceError::BlacklistError,
CredsError::NotAnEmail =&gt; ServiceError::NotAnEmail,
CredsError::Argon2Error(<span class="kw">_</span>) =&gt; ServiceError::InternalServerError,
CredsError::PasswordTooLong =&gt; ServiceError::PasswordTooLong,
CredsError::PasswordTooShort =&gt; ServiceError::PasswordTooShort,
}
}
}
<span class="kw">impl </span>From&lt;DBError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: DBError) -&gt; ServiceError {
<span class="macro">println!</span>(<span class="string">&quot;from conversin: {}&quot;</span>, e);
<span class="kw">match </span>e {
DBError::UsernameTaken =&gt; ServiceError::UsernameTaken,
DBError::SecretTaken =&gt; ServiceError::InternalServerError,
DBError::EmailTaken =&gt; ServiceError::EmailTaken,
DBError::AccountNotFound =&gt; ServiceError::AccountNotFound,
DBError::CaptchaNotFound =&gt; ServiceError::CaptchaNotFound,
DBError::TrafficPatternNotFound =&gt; ServiceError::TrafficPatternNotFound,
<span class="kw">_ </span>=&gt; ServiceError::DBError(DBErrorWrapper(e)),
}
}
}
<span class="kw">impl </span>From&lt;ValidationErrors&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(<span class="kw">_</span>: ValidationErrors) -&gt; ServiceError {
ServiceError::NotAnEmail
}
}
<span class="kw">impl </span>From&lt;ParseError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(<span class="kw">_</span>: ParseError) -&gt; ServiceError {
ServiceError::NotAUrl
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;CaptchaError&gt; <span class="kw">for </span>ServiceError {
<span class="kw">fn </span>from(e: CaptchaError) -&gt; ServiceError {
ServiceError::CaptchaError(e)
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;SmtpError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: SmtpError) -&gt; <span class="self">Self </span>{
ServiceError::UnableToSendEmail(SmtpErrorWrapper(e))
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;RecvError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: RecvError) -&gt; <span class="self">Self </span>{
<span class="macro">log::error!</span>(<span class="string">&quot;{:?}&quot;</span>, e);
ServiceError::InternalServerError
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;MailboxError&gt; <span class="kw">for </span>ServiceError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: MailboxError) -&gt; <span class="self">Self </span>{
<span class="macro">log::error!</span>(<span class="string">&quot;{:?}&quot;</span>, e);
ServiceError::InternalServerError
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">pub type </span>ServiceResult&lt;V&gt; = std::result::Result&lt;V, ServiceError&gt;;
<span class="attr">#[derive(Debug, Display, PartialEq, Error)]
#[cfg(not(tarpaulin_include))]
</span><span class="kw">pub enum </span>PageError {
<span class="attr">#[display(fmt = <span class="string">&quot;Something weng wrong: Internal server error&quot;</span>)]
</span>InternalServerError,
<span class="attr">#[display(fmt = <span class="string">&quot;{}&quot;</span>, _0)]
</span>ServiceError(ServiceError),
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;ServiceError&gt; <span class="kw">for </span>PageError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: ServiceError) -&gt; <span class="self">Self </span>{
PageError::ServiceError(e)
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">impl </span>From&lt;DBError&gt; <span class="kw">for </span>PageError {
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>from(e: DBError) -&gt; <span class="self">Self </span>{
<span class="kw">let </span>se: ServiceError = e.into();
se.into()
}
}
<span class="kw">impl </span>ResponseError <span class="kw">for </span>PageError {
<span class="kw">fn </span>error_response(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; HttpResponse {
<span class="kw">use </span><span class="kw">crate</span>::PAGES;
<span class="kw">match </span><span class="self">self</span>.status_code() {
StatusCode::INTERNAL_SERVER_ERROR =&gt; HttpResponse::Found()
.append_header((header::LOCATION, PAGES.errors.internal_server_error))
.finish(),
<span class="kw">_ </span>=&gt; HttpResponse::Found()
.append_header((header::LOCATION, PAGES.errors.unknown_error))
.finish(),
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">fn </span>status_code(<span class="kw-2">&amp;</span><span class="self">self</span>) -&gt; StatusCode {
<span class="kw">match </span><span class="self">self </span>{
PageError::InternalServerError =&gt; StatusCode::INTERNAL_SERVER_ERROR,
PageError::ServiceError(e) =&gt; e.status_code(),
}
}
}
<span class="attr">#[cfg(not(tarpaulin_include))]
</span><span class="kw">pub type </span>PageResult&lt;V&gt; = std::result::Result&lt;V, PageError&gt;;
<span class="attr">#[cfg(test)]
</span><span class="kw">mod </span>tests {
<span class="kw">use super</span>::<span class="kw-2">*</span>;
<span class="kw">use </span><span class="kw">crate</span>::PAGES;
<span class="attr">#[test]
</span><span class="kw">fn </span>error_works() {
<span class="kw">let </span>resp: HttpResponse = PageError::InternalServerError.error_response();
<span class="macro">assert_eq!</span>(resp.status(), StatusCode::FOUND);
<span class="kw">let </span>headers = resp.headers();
<span class="macro">assert_eq!</span>(
headers.get(header::LOCATION).unwrap(),
PAGES.errors.internal_server_error
);
}
}
</code></pre></div></section></main></body></html>