Files
vintagecoding.net/functions/article_functions.php
T

101 lines
3.1 KiB
PHP

<?php
require 'db_functions.php';
function article_ids_by_recency()
{
$query = 'SELECT article_id FROM article ORDER BY published_at DESC;';
$results = query_db_one_or_more_results($query);
$ids = [];
while ($row = mysqli_fetch_array($results))
$ids[] = $row['article_id'];
return $ids;
}
function article_ids_by_tag($tag_id)
{
$query = 'SELECT article_id FROM article_tags INNER JOIN tags ON article_tags.tag_id = tags.tag_id WHERE tag = "' . $tag_id . '";';
$results = query_db_one_or_more_results($query);
$ids = [];
while ($row = mysqli_fetch_array($results))
$ids[] = $row['article_id'];
return $ids;
}
/*
* Reads the markdown file for a given article and generates the HTML for it.
*/
function article_page_from_markdown($article_id)
{
$query = 'SELECT * FROM article WHERE article_id = ' . $article_id . ';';
$article = query_db_one_result($query);
$markdown = read_file_one_string($_ENV['ARTICLES_PATH'] . $article_id . '/article.md');
$parsedown = new Parsedown();
$html = '<div class="article">';
$html .= $parsedown->text($markdown);
$html .= '</div>';
return $html;
}
/*
* Generates cards for a given article.
*/
function article_card($article_id)
{
$article_query = 'SELECT * FROM article WHERE article_id = ' . $article_id . ';';
$article = query_db_one_result($article_query);
$article_tags_query = 'SELECT tag FROM article_tags INNER JOIN tags ON article_tags.tag_id = tags.tag_id WHERE article_id = ' . $article_id . ';';
$tags_results = query_db_one_or_more_results($article_tags_query);
$tags_html = '';
if ($tags_results != null) {
$tags_html .= '<div class="tag_row">';
while ($row = mysqli_fetch_array($tags_results))
$tags_html .= '<a href="/articles.php?tag=' . $row['tag'] . '" class="tag">#' . $row['tag'] . '</a>';
$tags_html .= '</div>';
}
$author_query = 'SELECT username, profile_picture FROM user WHERE user_id = ' . $article['author_id'] . ';';
$author = query_db_one_result($author_query);
$card = '
<div class="article_card">
<div class="row">
<h4>' . $article['title'] . '</h4>
<div class="card_info_box">
<div class="col-right">
<small>Written by: ' . $author['username'] . '</small>
<small>Published: ' . $article['published_at'] . '</small>
</div>
<div class="card_pic_box">
<img src="/profile_pictures/' . $author['profile_picture'] . '" class="card_profile_picture">
</div>
</div>
</div>
<div class="line"></div>
<p>' . $article['excerpt'] . '</p>
<div class="row">
<a href="/articles.php?article_id=' . $article['article_id'] . '" class="button">Read More</a>
<div class="tag_box">' . $tags_html . '</div>
</div>
</div>
';
return $card;
}
/*
* Displays the article creation wizard and opens a new markdown file.
*/
function create_article() {}