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</pre><pre class="rust"><code><span class="comment">/*
* Copyright (C) 2022 Aravinth Manivannan <realaravinth@batsense.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/</span>
<span class="kw">use</span> <span class="ident">std::env</span>;
<span class="kw">use</span> <span class="ident">std::path::Path</span>;
<span class="kw">use</span> <span class="ident">std::sync::Arc</span>;
<span class="kw">use</span> <span class="ident">config</span>::{<span class="ident">Config</span>, <span class="ident">Environment</span>, <span class="ident">File</span>};
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">test</span>))]</span>
<span class="kw">use</span> <span class="ident">log</span>::{<span class="ident">error</span>, <span class="ident">warn</span>};
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">println</span> <span class="kw">as</span> <span class="ident">warn</span>, <span class="ident">println</span> <span class="kw">as</span> <span class="ident">error</span>};
<span class="kw">use</span> <span class="ident">serde::Deserialize</span>;
<span class="kw">use</span> <span class="ident">url::Url</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::errors</span>::<span class="kw-2">*</span>;
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::page::Page</span>;
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">Deserialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Server</span> {
<span class="kw">pub</span> <span class="ident">port</span>: <span class="ident">u32</span>,
<span class="kw">pub</span> <span class="ident">ip</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">workers</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span>,
}
<span class="kw">impl</span> <span class="ident">Server</span> {
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">get_ip</span>(<span class="kw-2">&</span><span class="self">self</span>) -> <span class="ident">String</span> {
<span class="macro">format!</span>(<span class="string">"{}:{}"</span>, <span class="self">self</span>.<span class="ident">ip</span>, <span class="self">self</span>.<span class="ident">port</span>)
}
}
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">Clone</span>, <span class="ident">Deserialize</span>)]</span>
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">Settings</span> {
<span class="kw">pub</span> <span class="ident">server</span>: <span class="ident">Server</span>,
<span class="kw">pub</span> <span class="ident">source_code</span>: <span class="ident">String</span>,
<span class="kw">pub</span> <span class="ident">pages</span>: <span class="ident">Vec</span><span class="op"><</span><span class="ident">Arc</span><span class="op"><</span><span class="ident">Page</span><span class="op">></span><span class="op">></span>,
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">impl</span> <span class="ident">Settings</span> {
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>() -> <span class="ident">ServiceResult</span><span class="op"><</span><span class="self">Self</span><span class="op">></span> {
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">s</span> <span class="op">=</span> <span class="ident">Config::builder</span>();
<span class="kw">const</span> <span class="ident">CURRENT_DIR</span>: <span class="kw-2">&</span><span class="ident">str</span> <span class="op">=</span> <span class="string">"./config/default.toml"</span>;
<span class="kw">const</span> <span class="ident">ETC</span>: <span class="kw-2">&</span><span class="ident">str</span> <span class="op">=</span> <span class="string">"/etc/static-pages/config.toml"</span>;
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">read_file</span> <span class="op">=</span> <span class="bool-val">false</span>;
<span class="kw">if</span> <span class="ident">Path::new</span>(<span class="ident">ETC</span>).<span class="ident">exists</span>() {
<span class="ident">s</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">add_source</span>(<span class="ident">File::with_name</span>(<span class="ident">ETC</span>));
<span class="ident">read_file</span> <span class="op">=</span> <span class="bool-val">true</span>;
}
<span class="kw">if</span> <span class="ident">Path::new</span>(<span class="ident">CURRENT_DIR</span>).<span class="ident">exists</span>() {
<span class="comment">// merging default config from file</span>
<span class="ident">s</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">add_source</span>(<span class="ident">File::with_name</span>(<span class="ident">CURRENT_DIR</span>));
<span class="ident">read_file</span> <span class="op">=</span> <span class="bool-val">true</span>;
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">path</span>) <span class="op">=</span> <span class="ident">env::var</span>(<span class="string">"PAGES_CONFIG"</span>) {
<span class="ident">s</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">add_source</span>(<span class="ident">File::with_name</span>(<span class="kw-2">&</span><span class="ident">path</span>));
<span class="ident">read_file</span> <span class="op">=</span> <span class="bool-val">true</span>;
}
<span class="kw">if</span> <span class="op">!</span><span class="ident">read_file</span> {
<span class="macro">warn!</span>(<span class="string">"configuration file not found"</span>);
}
<span class="ident">s</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">add_source</span>(<span class="ident">Environment::with_prefix</span>(<span class="string">"PAGES"</span>).<span class="ident">separator</span>(<span class="string">"__"</span>));
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">settings</span> <span class="op">=</span> <span class="ident">s</span>.<span class="ident">build</span>()<span class="question-mark">?</span>.<span class="ident">try_deserialize</span>::<span class="op"><</span><span class="ident">Settings</span><span class="op">></span>()<span class="question-mark">?</span>;
<span class="ident">settings</span>.<span class="ident">check_url</span>();
<span class="kw">match</span> <span class="ident">env::var</span>(<span class="string">"PORT"</span>) {
<span class="prelude-val">Ok</span>(<span class="ident">val</span>) => {
<span class="ident">settings</span>.<span class="ident">server</span>.<span class="ident">port</span> <span class="op">=</span> <span class="ident">val</span>.<span class="ident">parse</span>().<span class="ident">unwrap</span>();
}
<span class="prelude-val">Err</span>(<span class="ident">e</span>) => <span class="macro">warn!</span>(<span class="string">"couldn't interpret PORT: {}"</span>, <span class="ident">e</span>),
}
<span class="ident">settings</span>.<span class="ident">init</span>();
<span class="prelude-val">Ok</span>(<span class="ident">settings</span>)
}
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">init</span>(<span class="kw-2">&</span><span class="self">self</span>) {
<span class="kw">for</span> (<span class="ident">index</span>, <span class="ident">page</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">pages</span>.<span class="ident">iter</span>().<span class="ident">enumerate</span>() {
<span class="ident">Url::parse</span>(<span class="kw-2">&</span><span class="ident">page</span>.<span class="ident">repo</span>).<span class="ident">unwrap</span>();
<span class="kw">let</span> <span class="ident">path</span> <span class="op">=</span> <span class="ident">Path::new</span>(<span class="kw-2">&</span><span class="ident">page</span>.<span class="ident">path</span>);
<span class="kw">if</span> <span class="ident">path</span>.<span class="ident">exists</span>() <span class="op">&&</span> <span class="ident">path</span>.<span class="ident">is_file</span>() {
<span class="macro">panic!</span>(<span class="string">"Path is a file, should be a directory: {:?}"</span>, <span class="ident">page</span>);
}
<span class="kw">if</span> <span class="op">!</span><span class="ident">path</span>.<span class="ident">exists</span>() {
<span class="ident">std::fs::create_dir_all</span>(<span class="kw-2">&</span><span class="ident">path</span>).<span class="ident">unwrap</span>();
}
<span class="kw">for</span> (<span class="ident">index2</span>, <span class="ident">page2</span>) <span class="kw">in</span> <span class="self">self</span>.<span class="ident">pages</span>.<span class="ident">iter</span>().<span class="ident">enumerate</span>() {
<span class="kw">if</span> <span class="ident">index2</span> <span class="op">==</span> <span class="ident">index</span> {
<span class="kw">continue</span>;
}
<span class="kw">if</span> <span class="ident">page</span>.<span class="ident">secret</span> <span class="op">==</span> <span class="ident">page2</span>.<span class="ident">secret</span> {
<span class="macro">error!</span>(<span class="string">"{}"</span>, <span class="ident">ServiceError::SecretTaken</span>(<span class="ident">page</span>.<span class="ident">clone</span>(), <span class="ident">page2</span>.<span class="ident">clone</span>()));
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">page</span>.<span class="ident">repo</span> <span class="op">==</span> <span class="ident">page2</span>.<span class="ident">repo</span> {
<span class="macro">error!</span>(
<span class="string">"{}"</span>,
<span class="ident">ServiceError::DuplicateRepositoryURL</span>(<span class="ident">page</span>.<span class="ident">clone</span>(), <span class="ident">page2</span>.<span class="ident">clone</span>(),)
);
} <span class="kw">else</span> <span class="kw">if</span> <span class="ident">page</span>.<span class="ident">path</span> <span class="op">==</span> <span class="ident">page2</span>.<span class="ident">path</span> {
<span class="macro">error!</span>(<span class="string">"{}"</span>, <span class="ident">ServiceError::PathTaken</span>(<span class="ident">page</span>.<span class="ident">clone</span>(), <span class="ident">page2</span>.<span class="ident">clone</span>()));
}
}
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Err</span>(<span class="ident">e</span>) <span class="op">=</span> <span class="ident">page</span>.<span class="ident">update</span>() {
<span class="macro">error!</span>(<span class="string">"{e}"</span>);
}
}
}
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">tarpaulin_include</span>))]</span>
<span class="kw">fn</span> <span class="ident">check_url</span>(<span class="kw-2">&</span><span class="self">self</span>) {
<span class="ident">Url::parse</span>(<span class="kw-2">&</span><span class="self">self</span>.<span class="ident">source_code</span>).<span class="ident">expect</span>(<span class="string">"Please enter a URL for source_code in settings"</span>);
}
}
</code></pre></div>
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