fix sorting issues, rewrite data as array
- the previous script sorted entries alphanumerically instead of chronologically, which was an issue for people who don't use numbered directories. - functions have been separated from the config file for better readability and ease of use. Signed-off-by: Jasmine Amalia <67263692+jasm1nii@users.noreply.github.com>
This commit is contained in:
Jasmine Amalia
parent
13b28842e3
commit
70250019f4
GPG Key ID:
9C88CED5BF43BD08
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@ -1,215 +1,55 @@
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<?php
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// work in progress!!
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// GENERAL SETTINGS -------------------------------------------------------------------
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// GENERAL SETTINGS ---------------------------------------- //
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// the timezone referenced by the system for automatic timestamping.
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// suported timezones: https://www.php.net/manual/en/timezones.php
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# the timezone referenced by the system for automatic timestamping.
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# suported timezones: https://www.php.net/manual/en/timezones.php
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$timezone = 'Asia/Jakarta';
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$max_entries = 10;
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// FEED METADATA //
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// certain characters must be escaped as HTML entities - note that XML only accepts five of them.
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// reference for character entities: https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references
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$feed_title = 'jasmine's b(rain)log | jasm1nii.xyz';
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$feed_subtitle = 'blog articles by jasmine';
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// location of the blog index page (or if unavailable, your main page).
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$blog_url = 'https://jasm1nii.xyz/blog/articles';
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// permalink to the XML feed on your site.
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$feed_url = 'https://jasm1nii.xyz/blog/articles/articles.xml';
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$author_name = 'jasmine';
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$author_email = 'contact@jasm1nii.xyz';
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$author_homepage = 'https://jasm1nii.xyz/';
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$feed_icon = 'https://jasm1nii.xyz/assets/media/itchio-textless-white.svg';
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$feed_logo = 'https://jasm1nii.xyz/assets/media/main/07042023-me_compressed.webp';
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// PATH TO FETCH PAGES FROM //
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// __DIR__ is the directory where *this script* is located.
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// in my case, i first need to go up two directories to get to the site root.
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$site_root = dirname(__DIR__, 2);
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// once i'm there, i specify the parent directory where i keep all of my blog pages.
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// because the values of $blog_root and $blog_entries will be used for generating entry links, forward slashes are a *must*.
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$blog_root = $site_root.'/blog/articles';
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// then, specify a pattern that matches the path of each individual page.
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// for example, this will match /YYYY/MM/DD/entry.html
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$blog_entries = $blog_root.'/*/*/*/*.html';
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// ENTRY METADATA //
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// depending on your site setup, this might not be the same as $blog_url.
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// the generator will appended $blog_root to the URL specified below.
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$blog_directory_url = 'https://jasm1nii.xyz/blog/articles';
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// NAME OF FEED FILE
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$file = 'articles.xml';
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// --------------------------------------------
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// create beginning of feed template.
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ob_start();
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date_default_timezone_set($timezone);
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// reference for required elements: https://validator.w3.org/feed/docs/atom.html
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echo '<?xml version="1.0" encoding="utf-8"?>'
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.'<feed xmlns="http://www.w3.org/2005/Atom">'
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// optionally specify feed generator for debugging purposes.
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.'<generator uri="https://github.com/jasm1nii/xml-feed-generator" version="1.1">PHP feed generator by jasm1nii.xyz | Last modified by system at ' . strtoupper(date("h:i:sa")) . ' (GMT' . date('P') . ')</generator>'
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.'<title>' . $feed_title . '</title>'
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.'<subtitle>' . $feed_subtitle . '</subtitle>'
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.'<id>' . $blog_url . '</id>'
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.'<link rel="self" href="'. $feed_url .'" type="application/atom+xml"/>'
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.'<link rel="alternate" href="' . $blog_url .'" type="text/html"/>';
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// force libxml to parse all HTML elements, including HTML 5. by default, the extension can only read valid HTML 4.
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libxml_use_internal_errors(true);
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// FEED METADATA
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# &, <, >, ', and " must be escaped as &, <, >, ', and " (reference: https://en.wikipedia.org/wiki/List_of_XML_and_HTML_character_entity_references)
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// match feed update time with the newest entry.
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$article_list = glob($blog_entries);
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$first_article = array_pop($article_list);
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$first_article_content = file_get_contents($first_article);
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$first_article_dom = new DOMDocument;
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$first_article_dom->loadHTML($first_article_content);
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$feed_updated = $first_article_dom->getElementsByTagName('time');
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if (!empty($feed_updated)) {
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$feed_datetime = $feed_updated[0]->getAttribute('datetime');
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if (strlen($feed_datetime) == 10) {
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echo '<updated>' . $feed_datetime . 'T00:00:00' . date('P') .'</updated>';
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}
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elseif (strlen($feed_datetime) == 25 || strlen($feed_datetime) == 20) {
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echo '<updated>' . $feed_datetime .'</updated>';
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}
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// if no RFC 3339 timestamp is found, use the file creation date.
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} else {
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$first_article_created = filectime($first_article);
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echo '<updated>' . date(DATE_ATOM, $first_article_created) . '</updated>';
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}
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$feed_title = 'jasmine's b(rain)log | jasm1nii.xyz';
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$feed_subtitle = 'blog articles by jasmine';
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// rest of the template.
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echo '<author>'
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.'<name>' . $author_name . '</name>'
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.'<email>' . $author_email . '</email>'
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.'<uri>' . $author_homepage . '</uri>'
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.'</author>'
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.'<icon>' . $feed_icon . '</icon>'
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.'<logo>' . $feed_logo . '</logo>';
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## location of the blog index page (or if unavailable, your main page).
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$blog_url = 'https://jasm1nii.xyz/blog/articles';
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// output entries.
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$i = 0;
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foreach (array_reverse(glob($blog_entries)) as $article) {
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$article_content = file_get_contents($article);
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$article_dom = new DOMDocument;
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$article_dom->loadHTML($article_content);
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## permalink to the XML feed on your site.
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$feed_url = 'https://jasm1nii.xyz/blog/articles/articles.xml';
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echo '<entry>';
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## information about the feed author.
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$author_name = 'jasmine';
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$author_email = 'contact@jasm1nii.xyz';
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$author_homepage = 'https://jasm1nii.xyz/';
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$x = new DOMXPath($article_dom);
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$feed_icon = 'https://jasm1nii.xyz/assets/media/itchio-textless-white.svg';
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$feed_logo = 'https://jasm1nii.xyz/assets/media/main/07042023-me_compressed.webp';
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$rights = '© 2023 - jasmine amalia';
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// title
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$title_class = 'p-name';
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$title = $x->query("//*[@class='" . $title_class . "']");
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if ($title->length > 0) {
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echo '<title>'. $title[0]->nodeValue . '</title>';
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} elseif ($title->length == 0) {
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$title = $article_dom->getElementsByTagName('title');
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echo '<title>'.$title[0]->nodeValue.'</title>';
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} else {
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echo $feed_title;
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}
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/* -------------------- */
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// id
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echo '<id>' . $blog_directory_url . '/' . ltrim($article, $blog_root) . '</id>';
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// PATH TO FETCH PAGES FROM
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## __DIR__ is the directory where *this script* is located. in my case, i first need to go up two directories to get to the site root.
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$site_root = dirname(__DIR__, 2);
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// alternate link
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echo '<link rel="alternate" type="text/html" href="' . $blog_directory_url . '/' . ltrim($article, $blog_root) . '"/>';
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## once i'm there, i specify the parent directory where i keep all of my blog pages.
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## because the values of $blog_root and $blog_entries will be used for generating entry links, forward slashes are a *must*.
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$blog_root = $site_root.'/blog/articles';
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// date updated
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$updated_class = 'dt-updated';
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$updated = $x->query("//*[@class='" . $updated_class . "']");
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if ($updated->length > 0) {
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$timestamp = $updated[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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echo '<updated>' . $timestamp . 'T00:00:00' . date('P'). '</updated>';
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}
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elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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echo '<updated>' . $timestamp .'</updated>';
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}
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}
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if ($updated->length == 0) {
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$updated = $article_dom->getElementsByTagName('time');
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$timestamp = $updated[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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echo '<updated>' . $timestamp . 'T00:00:00' . date('P'). '</updated>';
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} elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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echo '<updated>' . $timestamp .'</updated>';
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} else {
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$article_created = filemtime($article);
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echo '<updated>' . date(DATE_ATOM, $article_created) . '</updated>';
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}
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}
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## then, specify a pattern that matches the path of each individual page. for example, this will match /YYYY/MM/DD/entry.html.
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$blog_entries = $blog_root.'/*/*/*/*.html';
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// date published
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$published_class = 'dt-published';
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$published = $x->query("//*[@class='" . $published_class . "']");
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if ($published->length > 0) {
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$timestamp = $published[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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echo '<published>' . $timestamp . 'T00:00:00' . date('P'). '</published>';
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}
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elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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echo '<published>' . $timestamp .'</published>';
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}
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}
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if ($published->length == 0) {
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$published = $article_dom->getElementsByTagName('time');
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$timestamp = $published[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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echo '<published>' . $timestamp . 'T00:00:00' . date('P'). '</published>';
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} elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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echo '<published>' . $timestamp .'</published>';
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} else {
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$article_created = filectime($article);
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echo '<published>' . date(DATE_ATOM, $article_created) . '</published>';
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}
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}
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/* -------------------- */
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// summary
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$summary_class = 'p-summary';
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$summary = $x->query("//*[@class='" . $summary_class . "']");
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if ($summary->length > 0) {
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echo '<summary type="html">';
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echo $summary->item(0)->nodeValue;
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echo '</summary>';
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} elseif($summary->length == 0) {
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$summary = get_meta_tags($article)['description'];
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echo '<summary type="html">';
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echo $summary;
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echo '</summary>';
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} else {
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echo '<summary type="html">' . 'A summary of this content is not available.' . '</summary>';
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}
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// ENTRY METADATA
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## depending on your site setup, this might not be the same as $blog_url.
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## the generator will appended $blog_root to the URL specified below.
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$blog_directory_url = 'https://jasm1nii.xyz/blog/articles';
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// content
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$content_class = 'e-content';
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$content = $x->query("//*[@class='" . $content_class . "']");
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if ($content->length > 0) {
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// strip line breaks and output a maximum of 500 characters.
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echo '<content type="html">' . preg_replace('/\s\s+/', ' ',(substr($content->item(0)->nodeValue,0,500))) . '... (read more on the original page)' . '</content>';
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} elseif (!empty($content)) {
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$content = $article_dom->getElementsByTagName('article');
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echo '<content type="html">' . preg_replace('/\s\s+/', ' ',(substr($content->item(0)->nodeValue,0,500))) . '... (read more on the original page)' . '</content>';
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} else {
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echo '<content type="html">' . 'Content could not be parsed as a preview - view the original article on the website.' . '</content>';
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}
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// END OF CONFIG ---------------------------------------- //
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echo '</entry>';
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if(++$i > ($max_entries-1)) break;
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}
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echo '</feed>';
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$xml_str = ob_get_contents();
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ob_end_clean();
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file_put_contents($blog_root . DIRECTORY_SEPARATOR . $file, $xml_str);
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echo strtoupper(date("h:i:sa")) . ' - Feed successfully generated in ' . realpath($blog_root) . DIRECTORY_SEPARATOR . $file;
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echo '<br/>Validate your feed at https://validator.w3.org/feed/';
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require __DIR__.'/feed_generator_functions.php';
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?>
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@ -0,0 +1,161 @@
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<?php
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date_default_timezone_set($timezone);
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$i = 0;
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foreach ((glob($blog_entries)) as $article) {
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$article_content = file_get_contents($article);
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// force libxml to parse all HTML elements, including HTML 5. by default, the extension can only read valid HTML 4.
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libxml_use_internal_errors(true);
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$article_dom = new DOMDocument;
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$article_dom->loadHTML($article_content);
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$x = new DOMXPath($article_dom);
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// title
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$title_class = 'p-name';
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$title = $x->query("//*[@class='" . $title_class . "']");
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if ($title->length > 0) {
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$title_data = $title[0]->nodeValue;
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} elseif ($title->length == 0) {
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$title = $article_dom->getElementsByTagName('title');
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$title_data = $title[0]->nodeValue;
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} else {
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$title_data = $feed_title;
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}
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// id & alternate link
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$id_data = $blog_directory_url . '/' . ltrim($article, $blog_root);
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// date updated
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$updated_class = 'dt-updated';
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$updated = $x->query("//*[@class='" . $updated_class . "']");
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if ($updated->length > 0) {
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$timestamp = $updated[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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$updated_data = $timestamp . 'T00:00:00' . date('P');
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}
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elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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$updated_data = $timestamp;
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}
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}
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if ($updated->length == 0) {
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$updated = $article_dom->getElementsByTagName('time');
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$timestamp = $updated[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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$updated_data = $timestamp . 'T00:00:00' . date('P');
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} elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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$updated_data = $timestamp;
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} else {
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$article_modified = filemtime($article);
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$updated_data = date(DATE_ATOM, $article_modified);
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}
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}
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// date published
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$published_class = 'dt-published';
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$published = $x->query("//*[@class='" . $published_class . "']");
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if ($published->length > 0) {
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$timestamp = $published[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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$published_data = $timestamp . 'T00:00:00' . date('P');
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}
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elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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$published_data = $timestamp;
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}
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}
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if ($published->length == 0) {
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$published = $article_dom->getElementsByTagName('time');
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$timestamp = $published[0]->getAttribute('datetime');
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if (strlen($timestamp) == 10) {
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$published_data = $timestamp . 'T00:00:00' . date('P');
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} elseif (strlen($timestamp) == 25 || strlen($timestamp) == 20) {
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$published_data = $timestamp;
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} else {
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$article_created = filectime($article);
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$published_data = date(DATE_ATOM, $article_created);
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}
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}
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// content
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$content_class = 'e-content';
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$content = $x->query("//*[@class='" . $content_class . "']");
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if ($content->length > 0) {
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$content_data = $content->item(0)->nodeValue;
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} elseif (!empty($content)) {
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$content = $article_dom->getElementsByTagName('article');
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$content_data = $content->item(0)->nodeValue;
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} else {
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$content_data = 'Content could not be parsed as a preview - view the original article on the website.';
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}
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if(++$i > ($max_entries-1) ) break;
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$data[$i] = [
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'title'=>$title_data,
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'id'=>$id_data,
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'updated'=>$updated_data,
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'published'=>$published_data,
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'content'=>$content_data
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];
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}
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$updated = array_column($data, 'updated');
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array_multisort($updated, SORT_DESC, $data);
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$sxe = new SimpleXMLElement('<?xml version="1.0" encoding="utf-8"?><feed xmlns="http://www.w3.org/2005/Atom"></feed>');
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// optionally specify feed generator for debugging purposes.
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$generator = $sxe->addChild('generator', 'PHP feed generator by jasm1nii.xyz | Last modified by system at ' . strtoupper(date("h:i:sa")) . ' (GMT' . date('P') . ')');
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$generator->addAttribute('version','1.2');
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$generator->addAttribute('uri','https://github.com/jasm1nii/xml-feed-generator');
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$sxe->addChild('title', $feed_title);
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$sxe->addChild('subtitle', $feed_subtitle);
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$sxe->addChild('updated', $data[0]['updated']);
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$sxe->addChild('id', $blog_url);
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$link_self = $sxe->addChild('link');
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$link_self->addAttribute('rel','self');
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$link_self->addAttribute('type', 'application/atom+xml');
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$link_self->addAttribute('href', $feed_url);
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$link_alternate = $sxe->addChild('link');
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$link_alternate->addAttribute('rel','alternate');
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$link_alternate->addAttribute('type', 'text/html');
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$link_alternate->addAttribute('href', $blog_url);
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$author = $sxe->addChild('author');
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$author->addChild('name', $author_name);
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$author->addChild('email', $author_email);
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$author->addChild('uri', $author_homepage);
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$sxe->addChild('rights', $rights);
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$sxe->addChild('icon', $feed_icon);
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$sxe->addChild('logo', $feed_logo);
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for ($i=0; $i < count($data); $i++) {
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$entry = $sxe->addChild('entry');
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$title = $data[$i]['title'];
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$entry->addChild('title', $title);
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$id = $data[$i]['id'];
|
||||
$entry->addChild('id', $id);
|
||||
$alt_entry = $entry->addChild('link');
|
||||
$alt_entry->addAttribute('rel','alternate');
|
||||
$alt_entry->addAttribute('type','text/html');
|
||||
$alt_entry->addAttribute('href',$id);
|
||||
|
||||
$updated = $data[$i]['updated'];
|
||||
$entry->addChild('updated',$updated);
|
||||
|
||||
$published = $data[$i]['published'];
|
||||
$entry->addChild('published',$published);
|
||||
|
||||
$content = $data[$i]['content'];
|
||||
$entry->addChild('content', nl2br(preg_replace("/\n\s+/", "",(htmlspecialchars($content, ENT_XML1)))));
|
||||
}
|
||||
|
||||
echo $sxe->saveXML($blog_root . DIRECTORY_SEPARATOR . $file);
|
||||
|
||||
echo nl2br(strtoupper(date("h:i:sa")) . ' - Feed successfully generated in ' . realpath($blog_root) . DIRECTORY_SEPARATOR . $file . "\n");
|
||||
echo 'Validate your feed at https://validator.w3.org/feed/';
|
||||
?>
|
||||
Loading…
Reference in New Issue