Fix paragraph breaks in exported $page->text()

Author: splorp

readme.md

@@ -31,8 +31,8 @@ c::set('paperback.exclude.template', []);
 
 ## Known Issues
 
-+ Paragraphs in the exported text should be separated by double line breaks
-+ The exported content is not timestamped or versioned
++ Exported content is not timestamped or versioned
++ The breaks surrounding headings are collapsed so text block are mashed together
 + Output is currently optimized for the [Newton Glossary](http://newtonglossary.com/) instance of [Kirby](https://getkirby.com/)
 
 ## Release Notes

snippets/page.php

@@ -1,8 +1,9 @@
 <?php echo '@@TOC ' . $page->title() . PHP_EOL . PHP_EOL ?>
-<?php echo html_entity_decode(strip_tags($page->text()->kirbytext())) . PHP_EOL . PHP_EOL ?>
+<?php $buffer = str_replace(array("</p>\r<p>", "</p>\r <p>", "</p> \r<p>", "</p>\n<p>", "</p>\n <p>", "</p> \n<p>", "</p>\r\n<p>", "</p>\r\n <p>", "</p> \r\n<p>"), '</p>' . PHP_EOL . PHP_EOL . '<p>', $page->text()->kirbytext()); ?>
+<?php echo html_entity_decode(strip_tags($buffer)) . PHP_EOL . PHP_EOL ?>
 <?php if($page->content()->has('Source')): ?>
 <?php if($page->source()->pages()->count() > 1) { echo 'Sources: '; } else { echo 'Source: '; } ?>
-<? $n=0; foreach($page->source()->pages() as $source): $n++; ?>
+<?php $n=0; foreach($page->source()->pages() as $source): $n++; ?>
 <?php echo $source->title() . PHP_EOL ?>
 <?php endforeach ?>
 <?php echo PHP_EOL ?>