Update c-cpp.yml

rewrite/io

.github/workflows/c-cpp.yml

@@ -0,0 +1,28 @@
+name: C/C++ CI
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+    branches: [ "master" ]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    defaults:
+      run:
+        working-directory: ./src
+  
+    steps:
+    - uses: actions/checkout@v4
+    - name: install dependencies
+      run: |
+        sudo apt update
+        sudo apt install -y g++ catch2 libmd4c-dev libmd4c-html0-dev libtomlplusplus-dev
+    - name: make
+      run: make
+    - name: make test
+      run: make test
+    - name: make clean
+      run: make clean

.gitignore

@@ -1,3 +1,7 @@
 out/
 posts/
+src/build/
+/src/blog
+/src/tests
+/src/.cache/
 *.o

README.md

@@ -1,3 +1,5 @@
+[![C/C++ CI](https://github.com/szymon-jozef/static-site-generator/actions/workflows/c-cpp.yml/badge.svg)](https://github.com/szymon-jozef/static-site-generator/actions/workflows/c-cpp.yml)
+
 # IMPORTANT
 This is still work in progress. It doesn't work yet.
 I pushed it onto github just to have easy access from other computers.
@@ -8,10 +10,11 @@ As this is still a WIP, here is a short list of what works and what still needs
 - [x] config parsing
 - [x] metadata parsing
 - [x] basic tests
-- [ ] parsing markdown
+- [x] parsing markdown
 - [ ] generating html documents
 - [ ] some nicer css styles
 - [ ] more sensible templates
+- [x] change yaml style metadata to toml
 
 # What is this? 
 This is a small blog app. Basically a static site generator.
@@ -32,10 +35,11 @@ Every blog post needs to be in a different file in `/posts` directory.
 An example from `/examples/post.md`
 ```md
 ---
-author: "joseph"
-date: "2026-01-01"
-title: "Example of a blog post"
-tags: ["blog", "test", "lalilulelo"]
+[metadata]
+author = "joseph"
+date = 2026-01-01
+title = "Example of a blog post"
+tags = ["blog", "test", "lalilulelo"]
 ---
 # This is an example post
 
@@ -80,7 +84,7 @@ From there you can rsync/push it to your server or do whatever you want to do wi
 # How does the directory structure work?
 Also pretty simple. You have:
 - `/config` for config files. Initially empty so you need to copy it from example dir or make one yourself.
-- `/examples` example of configuration files. Tests are dependent on it so don't edit the content of these files! You can copy it to `/config` and edit it there.
+- `/examples` example of configuration files. You can copy it to `/config` and edit it there.
 - `/out` for processed site.
 - `/posts` here you write your blog posts. Every file should be in markdown format, metadata included!.
 - `/src` for cpp files. Here's where you run the binary to translate your markdown posts into html.
@@ -115,20 +119,22 @@ signal = "signal url"
 
 # Metadata explanation
 Metadata is everything at the beginning of the markdown file between `---`.
-It's written in a format similar to yaml.
+It's also written in toml. Why toml? I already use it's parser so it's easy to implement.
+Besides it's readable and easy to write.
 
 ## Fields
 - author – the author of particular blog entry | string
-- date – date of writing an entry | string YYYY-MM-DD
+- date – date of writing an entry | date
 - title – title of blog entry | string
-- tags – tags for blog entry. | json like list
+- tags – tags for blog entry. | array
 
 ## Example
 ```
-author: "joseph"
-date: "2026-01-01"
-title: "Example of a blog post"
-tags: ["blog", "test", "lalilulelo"]
+[metadata]
+author = "joseph"
+date = 2026-01-01
+title = "Example of a blog post"
+tags = ["blog", "test", "lalilulelo"]
 ```
 
 # Why did you do this?

src/compile_commands.json

@@ -0,0 +1,74 @@
+[
+  {
+    "file": "main.cpp",
+    "arguments": [
+      "g++",
+      "-std=c++17",
+      "-Wall",
+      "-Wextra",
+      "-O2",
+      "-I",
+      ".",
+      "-c",
+      "main.cpp",
+      "-o",
+      "build/main.o"
+    ],
+    "directory": "/home/szymon/Dokumenty/kodowanie/blog/src",
+    "output": "build/main.o"
+  },
+  {
+    "file": "config/config.cpp",
+    "arguments": [
+      "g++",
+      "-std=c++17",
+      "-Wall",
+      "-Wextra",
+      "-O2",
+      "-I",
+      ".",
+      "-c",
+      "config/config.cpp",
+      "-o",
+      "build/config/config.o"
+    ],
+    "directory": "/home/szymon/Dokumenty/kodowanie/blog/src",
+    "output": "build/config/config.o"
+  },
+  {
+    "file": "format/format.cpp",
+    "arguments": [
+      "g++",
+      "-std=c++17",
+      "-Wall",
+      "-Wextra",
+      "-O2",
+      "-I",
+      ".",
+      "-c",
+      "format/format.cpp",
+      "-o",
+      "build/format/format.o"
+    ],
+    "directory": "/home/szymon/Dokumenty/kodowanie/blog/src",
+    "output": "build/format/format.o"
+  },
+  {
+    "file": "markdown/markdown.cpp",
+    "arguments": [
+      "g++",
+      "-std=c++17",
+      "-Wall",
+      "-Wextra",
+      "-O2",
+      "-I",
+      ".",
+      "-c",
+      "markdown/markdown.cpp",
+      "-o",
+      "build/markdown/markdown.o"
+    ],
+    "directory": "/home/szymon/Dokumenty/kodowanie/blog/src",
+    "output": "build/markdown/markdown.o"
+  }
+]

src/config/config.cpp

@@ -5,10 +5,10 @@
 #include <toml++/impl/parser.hpp>
 #include <toml++/toml.hpp>
 
-Config get_config(const std::string &CONFIG_FILE) {
+Config get_config(const std::string &CONFIGURATION) {
   toml::table toml_table;
   try {
-    toml_table = toml::parse_file(CONFIG_FILE);
+    toml_table = toml::parse(CONFIGURATION);
   } catch (const toml::parse_error &err) {
     std::cerr << "Parsing failed:" << std::endl << err << std::endl;
   }

src/config/config.hpp

@@ -17,4 +17,7 @@ struct Config {
   General general;
 };
 
-Config get_config(const std::string &CONFIG_FILE);
+// @brief Load config into `Config` struct
+// @param CONFIGURATION content of `.toml` file containing configuration
+// @return Config with parsed configuration
+Config get_config(const std::string &CONFIGURATION);

src/format/format.cpp

@@ -0,0 +1,11 @@
+#include "markdown/markdown.hpp"
+#include <string>
+
+static bool replace_once(std::string &str, const std::string &from,
+                         const std::string &to) {
+  size_t start_pos = str.find(from);
+  if (start_pos == std::string::npos)
+    return false;
+  str.replace(start_pos, from.length(), to);
+  return true;
+}

src/format/format.hpp

@@ -0,0 +1,7 @@
+#include <string>
+
+// Change template from file into html
+// Return html in string
+std::string inject_html_into_template(const std::string &FILE_NAME,
+                                      const std::string &TEMPLATE,
+                                      const std::string &HTML);

src/io/io.cpp

@@ -0,0 +1,36 @@
+#include "io/io.hpp"
+#include <fstream>
+#include <sstream>
+#include <stdexcept>
+#include <string>
+
+std::string read_file(const std::string &FILE_PATH) {
+  std::ifstream file(FILE_PATH);
+  if (!file) {
+    throw std::runtime_error("Error while opening file at " + FILE_PATH);
+  }
+  std::stringstream buffer;
+  buffer << file.rdbuf();
+
+  if (file.bad()) {
+    throw std::runtime_error("Error while reading file at " + FILE_PATH);
+  }
+
+  return buffer.str();
+}
+
+void write_file(const std::string &FILE_PATH, const std::string &CONTENT) {
+  std::ofstream out(FILE_PATH);
+  if (!out) {
+    throw std::runtime_error("Error while opening file for writing at " +
+                             FILE_PATH);
+  }
+
+  out << CONTENT;
+
+  if (!out) {
+    throw std::runtime_error("Error while writing to the " + FILE_PATH);
+  }
+
+  out.close();
+}

src/io/io.hpp

@@ -0,0 +1,13 @@
+#include <string>
+
+// @brief Read file from given path
+// @param FILE PATH Path to the file
+// @return File content
+// @throws std::runtime_error if any errors
+std::string read_file(const std::string &FILE_PATH);
+
+/// @brief Writes the given content into a file.
+/// @param FILE_PATH Path to the file to write.
+/// @param CONTENT Content to write into the file.
+/// @throws std::runtime_error if the file cannot be opened or written.
+void write_file(const std::string &FILE_PATH, const std::string &CONTENT);

src/main.cpp

@@ -1,4 +1,4 @@
-#include "config.hpp"
+#include "config/config.hpp"
 #include <iostream>
 #include <string>
 

src/makefile

@@ -1,33 +1,53 @@
 CXX = g++
-CXXFLAGS = -std=c++17 -Wall
-TEST_LIBS = -lmd4c-html -lCatch2Main -lCatch2
+CXXFLAGS = -std=c++17 -Wall -Wextra -O2 -I .
 LIBS = -lmd4c-html
+TEST_LIBS = -lmd4c-html -lCatch2Main -lCatch2
 
-all: blog
+BUILD_DIR = build
 
-blog: main.o config.o utils.o
-	$(CXX) $(CXXFLAGS) main.o config.o -o blog $(LIBS)
+SOURCES = main.cpp \
+          config/config.cpp \
+          format/format.cpp \
+          markdown/markdown.cpp \
+		  io/io.cpp
 
-main.o: main.cpp config.hpp
-	$(CXX) $(CXXFLAGS) -c main.cpp
+OBJECTS = $(SOURCES:%.cpp=$(BUILD_DIR)/%.o)
 
-config.o: config.cpp config.hpp
-	$(CXX) $(CXXFLAGS) -c config.cpp
+TEST_SOURCES = tests.cpp \
+               config/config.cpp \
+               format/format.cpp \
+               markdown/markdown.cpp \
+			   io/io.cpp
 
-utils.o: utils.cpp utils.hpp
-	$(CXX) $(CXXFLAGS) -c utils.cpp
+TEST_OBJECTS = $(TEST_SOURCES:%.cpp=$(BUILD_DIR)/%.o)
 
-markdown.o: markdown.cpp markdown.hpp
-	$(CXX) $(CXXFLAGS) -c markdown.cpp
+TARGET = blog
+TEST_TARGET = tests
 
-tests: tests.o config.o utils.o markdown.o
-	g++ -std=c++17 -Wall tests.o config.o utils.o markdown.o -o tests $(TEST_LIBS)
+.PHONY: all clean test directories
 
-tests.o: tests.cpp config.hpp
-	$(CXX) $(CXXFLAGS) -c tests.cpp
+all: directories $(TARGET)
 
-check: tests
-	./tests
+directories:
+	@mkdir -p $(BUILD_DIR)/config
+	@mkdir -p $(BUILD_DIR)/format
+	@mkdir -p $(BUILD_DIR)/markdown
+
+$(TARGET): $(OBJECTS)
+	$(CXX) $(CXXFLAGS) -o $@ $^ $(LIBS)
+
+$(TEST_TARGET): $(TEST_OBJECTS)
+	$(CXX) $(CXXFLAGS) -o $@ $^ $(TEST_LIBS)
+
+$(BUILD_DIR)/%.o: %.cpp
+	@mkdir -p $(dir $@)
+	$(CXX) $(CXXFLAGS) -c $< -o $@
+
+test: directories $(TEST_TARGET)
+	./$(TEST_TARGET)
 
 clean:
-	rm -f *.o blog tests
+	rm -rf $(BUILD_DIR)
+	rm -f $(TARGET) $(TEST_TARGET)
+
+rebuild: clean all

src/markdown.cpp

@@ -1,43 +0,0 @@
-#include "markdown.hpp"
-#include "utils.hpp"
-#include <fstream>
-#include <iostream>
-#include <map>
-#include <md4c-html.h>
-#include <optional>
-
-std::optional<Metadata> get_metadata(const std::string &FILE_PATH) {
-  std::fstream file(FILE_PATH);
-  std::string buffer;
-
-  if (!getline(file, buffer) || buffer != "---") {
-    std::cerr << "File " << FILE_PATH << "does not contain metadata."
-              << std::endl;
-    return std::nullopt;
-  }
-
-  std::map<std::string, std::string> metadata_map;
-
-  while (getline(file, buffer)) {
-    if (buffer == "---") {
-      break;
-    }
-    size_t colon_pos = buffer.find(":");
-
-    if (colon_pos == std::string::npos) {
-      std::cerr << "The line: \n"
-                << buffer << " does not contain a colon" << std::endl;
-    }
-
-    std::string key = buffer.substr(0, colon_pos);
-    trim(key);
-
-    std::string value = buffer.substr(colon_pos + 1);
-    trim(value);
-    metadata_map[key] = value;
-  }
-
-  return std::optional(Metadata{metadata_map["author"], metadata_map["date"],
-                                metadata_map["title"],
-                                convert_string_to_set(metadata_map["tags"])});
-}

src/markdown/markdown.cpp

@@ -0,0 +1,94 @@
+#include "markdown.hpp"
+#include <ctime>
+#include <iostream>
+#include <map>
+#include <md4c-html.h>
+#include <optional>
+#include <sstream>
+#include <toml++/toml.hpp>
+
+std::optional<Metadata> get_metadata(const std::string &FILE_CONTENTS) {
+  std::stringstream file_contents(FILE_CONTENTS);
+  std::stringstream metadata_s;
+  std::string buffer;
+
+  /* if there's no ---, then no metadata in file there is */
+  if (!getline(file_contents, buffer) || buffer != "---") {
+    std::clog << "File does not contain any metadata. Is this intentional?"
+              << std::endl;
+    return std::nullopt;
+  }
+
+  std::map<std::string, std::string> metadata_map;
+
+  while (getline(file_contents, buffer)) {
+    if (buffer == "---") {
+      break;
+    }
+    metadata_s << buffer << '\n';
+  }
+
+  toml::table toml_table = toml::parse(metadata_s);
+  std::vector<std::string> tags;
+  const auto &toml_tags = toml_table["metadata"]["tags"];
+
+  // translate toml into normal vector of strings
+  if (toml_tags.is_array()) {
+    for (auto iter = toml_tags.as_array()->begin();
+         iter < toml_tags.as_array()->end(); iter++) {
+      tags.emplace_back(static_cast<std::string>(iter->as_string()->get()));
+    }
+  }
+
+  // time
+  auto toml_time = toml_table["metadata"]["date"];
+
+  struct tm t = {};
+  time_t timestamp = time(NULL);
+
+  if (toml_time.is_date()) {
+    toml::date d = toml_time.as_date()->get();
+
+    t.tm_year = d.year - 1900;
+    t.tm_mon = d.month - 1;
+    t.tm_mday = d.day;
+    t.tm_isdst = 0;
+
+    timestamp = mktime(&t);
+  }
+
+  Metadata metadata = {toml_table["metadata"]["author"].value_or(""), timestamp,
+                       toml_table["metadata"]["title"].value_or(""), tags};
+
+  return std::optional(metadata);
+}
+
+static void html_callback(const MD_CHAR *data, MD_SIZE size, void *userdata) {
+  std::string *out = static_cast<std::string *>(userdata);
+  out->append(data, size);
+}
+
+std::string get_html(const std::string &FILE_CONTENTS) {
+  std::stringstream file_contents(FILE_CONTENTS);
+  std::string buffer, file_string, out;
+  getline(file_contents, buffer);
+  bool is_metadata = buffer == "---";
+
+  /* skip metadata */
+  if (is_metadata) {
+    while (getline(file_contents, buffer)) {
+      if (buffer == "---") {
+        break;
+      }
+    }
+  } else {
+    file_string += buffer + '\n';
+  }
+
+  while (getline(file_contents, buffer)) {
+    file_string += buffer + '\n';
+  }
+
+  md_html(file_string.c_str(), file_string.size(), html_callback, &out, 0, 0);
+  return out;
+}

src/markdown/markdown.hpp

@@ -1,12 +1,14 @@
+#include <ctime>
 #include <optional>
-#include <set>
 #include <string>
+#include <toml++/toml.hpp>
+#include <vector>
 
 struct Metadata {
   std::string author;
-  std::string date;
+  time_t date;
   std::string title;
-  std::set<std::string> tags;
+  std::vector<std::string> tags;
 };
 
 // Reads the metadata of the markdown file

src/test_files/config.toml

@@ -0,0 +1,8 @@
+[general]
+lang = "en"
+title = "Blog"
+
+[contact]
+author = "author"
+email = "email@example.com"
+signal = "signal url"

src/test_files/formatter.html

@@ -0,0 +1,11 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    {{replace_me}}
+</body>
+</html>

src/test_files/post.md

@@ -0,0 +1,42 @@
+---
+[metadata]
+author = "joseph"
+date = 2026-01-01
+title = "Example of a blog post"
+tags = ["blog", "test", "lalilulelo"]
+---
+# This is an example post
+
+In this example we will do a couple of cool markdown things.
+
+## This is a h2 header
+*This text is written in italic!*
+### Look at this!
+**This text is BOLD!**
+
+## Hello world!
+```cpp
+#include <iostream>
+
+int main() {
+    std::cout << "Hello world!" << std::endl;
+}
+```
+This is super cool!
+
+## Time to link some random website!
+This [should be clickable](https://example.com)
+
+## Image test
+![this should show an image](./image.png)
+
+## This is an ordered list
+1. one
+2. six
+3. seven
+
+## This is an unordered one
+- six
+- nine
+- six
+- nine

src/tests.cpp

@@ -1,15 +1,95 @@
-#include "config.hpp"
-#include "markdown.hpp"
-#include "utils.hpp"
+#include "config/config.hpp"
+#include "format/format.hpp"
+#include "io/io.hpp"
+#include "markdown/markdown.hpp"
 #include <catch2/catch_all.hpp>
 #include <catch2/catch_test_macros.hpp>
+#include <ctime>
 #include <optional>
 #include <string>
 
-TEST_CASE("Checking config file read", "[config]") {
-  const std::string FILE_NAME = "../examples/config.toml";
+namespace TestFiles {
+constexpr const char *config_toml = R"([general]
+lang = "en"
+title = "Blog"
 
-  Config config = get_config(FILE_NAME);
+[contact]
+author = "author"
+email = "email@example.com"
+signal = "signal url"
+)";
+
+constexpr const char *formatter_html = R"(<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    {{replace_me}}
+</body>
+</html>)";
+
+constexpr const char *no_metadata_post_md = R"(# This markdown has no metadata.
+That's bad. Don't do it. It's for tests only.)";
+
+constexpr const char *post_md = R"(---
+[metadata]
+author = "joseph"
+date = 2026-01-01
+title = "Example of a blog post"
+tags = ["blog", "test", "lalilulelo"]
+---
+# This is an example post
+
+In this example we will do a couple of cool markdown things.
+
+## This is a h2 header
+*This text is written in italic!*
+### Look at this!
+**This text is BOLD!**
+
+## Hello world!
+```cpp
+#include <iostream>
+
+int main() {
+    std::cout << "Hello world!" << std::endl;
+}
+```
+This is super cool!
+
+## Time to link some random website!
+This [should be clickable](https://example.com)
+
+## Image test
+![this should show an image](./image.png)
+
+## This is an ordered list
+1. one
+2. six
+3. seven
+
+## This is an unordered one
+- six
+- nine
+- six
+- nine)";
+} // namespace TestFiles
+
+// IO tests
+TEST_CASE("Test reading a file successful") {
+  std::string result = read_file("./test_files/config.toml");
+  REQUIRE(result == TestFiles::config_toml);
+}
+
+TEST_CASE("Test reading a file that doesn't exist") {
+  REQUIRE_THROWS(read_file("this/path/doesnt/exist"));
+}
+
+TEST_CASE("Checking config file read", "[config]") {
+  Config config = get_config(TestFiles::config_toml);
 
   REQUIRE(config.contact.author == "author");
   REQUIRE(config.contact.email == "email@example.com");
@@ -18,32 +98,65 @@ TEST_CASE("Checking config file read", "[config]") {
   REQUIRE(config.general.title == "Blog");
 }
 
-TEST_CASE("convert_string_to_set parses inline YAML string list") {
-  const std::string input = "[\"haha\", \"dupa\", \"xdd\"]";
-  const std::set<std::string> output = {"haha", "dupa", "xdd"};
-  REQUIRE(convert_string_to_set(input) == output);
-}
-
 TEST_CASE("get_metadata function data correctness test") {
-  const std::string FILE_NAME = "../examples/post.md";
-  Metadata result = get_metadata(FILE_NAME).value();
+  Metadata result = get_metadata(TestFiles::post_md).value();
 
   std::string expected_author = "joseph";
-  std::string expected_date = "2026-01-01";
+  struct tm datetime = {0};
+  datetime.tm_year = 2026 - 1900;
+  datetime.tm_mon = 1 - 1;
+  datetime.tm_mday = 1;
+  datetime.tm_isdst = 0;
+
+  time_t expected_date = mktime(&datetime);
   std::string expected_title = "Example of a blog post";
-  std::set<std::string> expected_tags = {"blog", "test", "lalilulelo"};
+  std::vector<std::string> expected_tags = {"blog", "test", "lalilulelo"};
 
   REQUIRE(result.author == expected_author);
   REQUIRE(result.date == expected_date);
   REQUIRE(result.title == expected_title);
-
-  for (const auto &tag : expected_tags) {
-    REQUIRE(result.tags.count(tag));
-  }
+  REQUIRE(result.tags == expected_tags);
 }
 
 TEST_CASE("get_metadata function test with a file that doesn't have metadata") {
-  const std::string FILE_NAME = "../examples/no_metadata_post.md";
-  std::optional<Metadata> result = get_metadata(FILE_NAME);
+  std::optional<Metadata> result = get_metadata(TestFiles::no_metadata_post_md);
   REQUIRE(result == std::nullopt);
 }
+
+TEST_CASE("get_html function parsing test") {
+  const std::string EXPECTED_OUTPUT =
+      R"HTML(<h1>This is an example post</h1>
+<p>In this example we will do a couple of cool markdown things.</p>
+<h2>This is a h2 header</h2>
+<p><em>This text is written in italic!</em></p>
+<h3>Look at this!</h3>
+<p><strong>This text is BOLD!</strong></p>
+<h2>Hello world!</h2>
+<pre><code class="language-cpp">#include &lt;iostream&gt;
+
+int main() {
+    std::cout &lt;&lt; &quot;Hello world!&quot; &lt;&lt; std::endl;
+}
+</code></pre>
+<p>This is super cool!</p>
+<h2>Time to link some random website!</h2>
+<p>This <a href="https://example.com">should be clickable</a></p>
+<h2>Image test</h2>
+<p><img src="./image.png" alt="this should show an image"></p>
+<h2>This is an ordered list</h2>
+<ol>
+<li>one</li>
+<li>six</li>
+<li>seven</li>
+</ol>
+<h2>This is an unordered one</h2>
+<ul>
+<li>six</li>
+<li>nine</li>
+<li>six</li>
+<li>nine</li>
+</ul>
+)HTML";
+
+  REQUIRE(get_html(TestFiles::post_md) == EXPECTED_OUTPUT);
+}

src/utils.cpp

@@ -1,39 +0,0 @@
-#include <set>
-#include <sstream>
-#include <string>
-
-void trim(std::string &str) {
-  str.erase(str.find_last_not_of(' ') + 1);
-  str.erase(0, str.find_first_not_of(' '));
-  str.erase(str.find_last_not_of('"') + 1);
-  str.erase(0, str.find_first_not_of('"'));
-}
-
-std::set<std::string> convert_string_to_set(std::string input) {
-  std::set<std::string> result;
-  std::string buffer;
-  size_t left, right;
-  left = input.find_first_of('[');
-  right = input.find_last_of(']');
-
-  if (left == std::string::npos || right == std::string::npos ||
-      right <= left) {
-    return result;
-  }
-
-  input = input.substr(left + 1, right - left - 1);
-
-  std::stringstream ss(input);
-
-  while (getline(ss, buffer, ',')) {
-    buffer.erase(0, buffer.find_first_not_of(" \t"));
-    buffer.erase(buffer.find_last_not_of(" \t") + 1);
-
-    if (buffer.size() >= 2 && buffer.front() == '"' && buffer.back() == '"') {
-      buffer = buffer.substr(1, buffer.size() - 2);
-      result.insert(buffer);
-    }
-  }
-
-  return result;
-}

src/utils.hpp

@@ -1,21 +0,0 @@
-#include <set>
-#include <string>
-
-// trim string in-place, removing all whitespaces and surrounding '"' symbols
-void trim(std::string &str);
-
-// Convert a string containing an inline YAML/JSON-style list of strings
-// into a std::set<std::string>.
-//
-// Supported format (single line):
-//   ["haha", "dupa", "xdd"]
-//
-// Limitations:
-// - no nested structures
-// - no escaping inside strings
-// - elements must be quoted
-//
-// Example:
-//   Input:  ["haha", "dupa", "xdd"]
-//   Output: {"dupa", "haha", "xdd"}   // sorted, unique
-std::set<std::string> convert_string_to_set(std::string input);

templates/head.html

@@ -0,0 +1,6 @@
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>{{title}}</title>
+    <link rel="stylesheet" href="/style/style.css">
+</head>

templates/header.html

@@ -0,0 +1,3 @@
+<header>
+    <h1>{{title}}</h1>
+</header>

templates/index.html

@@ -1,23 +1,12 @@
 <!DOCTYPE html>
 <html lang="{{lang}}">
-<head>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>{{title}}</title>
-    <link rel="stylesheet" href="/style/style.css">
-</head>
+{{head}}
 <body>
-    <header>
-        <h1>{{title}}</h1>
-    </header>
-
-    <nav id="nav">
-
-    </nav>
+    {{header}}
 
     <main>
         <ol id="posts">
-
+            {{posts}}
         </ol>
     </main>
 </body>