From 350b74c24e6d3858aee4a3536361db9267dc7737 Mon Sep 17 00:00:00 2001
From: Miraty <miraty+git@antopie.org>
Date: Wed, 31 May 2023 03:11:36 +0200
Subject: [PATCH] Flow transformations as $content

---
 mkht.php | 35 +++++++++++++++++------------------
 1 file changed, 17 insertions(+), 18 deletions(-)

diff --git a/mkht.php b/mkht.php
index d0179b3..5f2e757 100755
--- a/mkht.php
+++ b/mkht.php
@@ -84,9 +84,9 @@ $feed = ob_get_clean();
 foreach ($files_dates as $src_page => $last_mod) {
 	$dest_page = str_replace('/src/', '/', $src_page);
 
-	$page_content = file_get_contents($src_page);
+	$content = file_get_contents($src_page);
 
-	preg_match('/^# ?(?<title>.*)$/Dm', $page_content, $matches);
+	preg_match('/^# ?(?<title>.*)$/Dm', $content, $matches);
 	$title = $matches['title'] ?? NULL;
 
 	$path_parts = pathinfo($dest_page);
@@ -102,13 +102,13 @@ foreach ($files_dates as $src_page => $last_mod) {
 
 		// Execute PHP code
 		ob_start();
-		eval('?>' . $page_content);
-		file_put_contents($base_filepath . '.gmi', ob_get_contents());
-		ob_end_clean();
+		eval('?>' . $content);
+		$content = ob_get_clean();
+		file_put_contents($base_filepath . '.gmi', $content);
 
 		// Convert Gemtext to Markdown
 		if ($path_parts['extension'] === 'gmi') {
-			$gmilines = explode(LF, file_get_contents($base_filepath . '.gmi'));
+			$gmilines = explode(LF, $content);
 
 			foreach ($gmilines as $key => $line) {
 				if (str_starts_with($line, '=>')) {
@@ -124,26 +124,26 @@ foreach ($files_dates as $src_page => $last_mod) {
 					$gmilines[$key] = '[' . ($lnTitle[1] ?? $lnUrl[1]) . '](' . $lnUrl[1] . ')';
 				}
 			}
-			file_put_contents($base_filepath . '.md', implode(LF, $gmilines));
+			$content = implode(LF, $gmilines);
+			file_put_contents($base_filepath . '.md', $content);
 		}
 
 		// Compile Markdown to HTML
-		$markdown = file_get_contents($base_filepath . '.md');
 		$process = proc_open('pandoc --fail-if-warnings  -f markdown_phpextra-citations-native_divs-native_spans+abbreviations+hard_line_breaks+lists_without_preceding_blankline -t html --wrap none', [
 			0 => ['pipe', 'r'],
 			1 => ['pipe', 'w'],
 		], $pipes);
 		if (is_resource($process) !== true)
 			exit('Can\'t spawn pandoc.' . PHP_EOL);
-		fwrite($pipes[0], $markdown);
+		fwrite($pipes[0], $content);
 		fclose($pipes[0]);
-		$pageContent = stream_get_contents($pipes[1]);
+		$content = stream_get_contents($pipes[1]);
 		fclose($pipes[1]);
 		if (proc_close($process) !== 0)
 			exit('pandoc failed.' . PHP_EOL);
 
 		// .md > .html for local links
-		$pageContent = preg_replace('#<a href="(?!.*:)(.*)\.md">#', '<a href="$1.html">', $pageContent);
+		$content = preg_replace('#<a href="(?!.*:)(.*)\.md">#', '<a href="$1.html">', $content);
 
 		$relativePathToRoot = '';
 		for ($i = substr_count(str_replace(SITE, '', $path_parts['dirname']), '/') ; $i > 0 ; $i--)
@@ -190,7 +190,6 @@ foreach ($files_dates as $src_page => $last_mod) {
 			echo '<link rel="stylesheet" media="screen" href="' . $relativePathToRoot . 'mkht-php.css">' . LF;
 		}
 
-
 		if (file_exists(SITE . '/head.inc.html'))
 			echo file_get_contents(SITE . '/head.inc.html');
 	?>
@@ -214,26 +213,26 @@ foreach ($files_dates as $src_page => $last_mod) {
 		}
 
 		if ($config['center-index'] AND $path_parts['filename'] === 'index')
-			echo '<div class="centered">' . $pageContent . '</div>';
+			echo '<div class="centered">' . $content . '</div>';
 		else
-			echo '<main>' . $pageContent . '</main>';
+			echo '<main>' . $content . '</main>';
 		if (file_exists(SITE . '/end.inc.html'))
 			require SITE . '/end.inc.html';
 		echo '</body></html>';
 
-		$pageContent = ob_get_clean();
+		$content = ob_get_clean();
 
 		if (extension_loaded('tidy')) {
-			$pageContent = tidy_repair_string($pageContent, [
+			$content = tidy_repair_string($content, [
 				'indent' => true,
 				'indent-spaces' => 4,
 				'output-xhtml' => true,
 				'wrap' => 0,
 			]);
-			$pageContent = str_replace('    ', '	', $pageContent);
+			$content = str_replace('    ', '	', $content);
 		}
 
-		file_put_contents($base_filepath . '.html', $pageContent);
+		file_put_contents($base_filepath . '.html', $content);
 
 		// Gzip compression
 		exec('gzip --keep --fast --force ' . $base_filepath . '.html');