X-Git-Url: https://git.bts.cx/cx.git/blobdiff_plain/74f4d033d443f0774068e377d6eeb4c2f670db9a..9a60ead9e861fcb9c8fb252e4b27aa36d28b7954:/cx/lib/posts.php

diff --git a/cx/lib/posts.php b/cx/lib/posts.php
index 6aca72e..7b13166 100644
--- a/cx/lib/posts.php
+++ b/cx/lib/posts.php
@@ -2,12 +2,16 @@
 
 cx_require('lib', 'db.php');
 cx_require('lib', 'setup.php');
-cx_require('third_party', 'parsedown', 'Parsedown.php');
+cx_require('lib', 'markdown.php');
 
-function mk_markdown($markdown) {
-	static $Parsedown = new Parsedown();
+class PostMetadata {
+	public $hero_image;
+	public $hero_image_alt;
 
-	return $Parsedown->text($markdown);
+	public function __construct($dict) {
+		$this->hero_image = isset($dict['post_hero_image']) ? $dict['post_hero_image'] : null;
+		$this->hero_image_alt = isset($dict['post_hero_image_alt']) ? $dict['post_hero_image_alt'] : null;
+	}
 }
 
 class Post {
@@ -27,15 +31,31 @@ class Post {
 		$this->date = $dict['post_date'];
 		$this->is_draft = $dict['post_is_draft'];
 		$this->data = $dict['post_data'];
-		$this->html_content = mk_markdown($this->data);
+		$this->html_content = cx_markdown_generate_html($this->data);
 		$this->html_excerpt = null;
 
 		// Read more...
 		$segments = explode('---', $this->data, 2);
 		if (count($segments) > 1) {
-			$this->html_excerpt = mk_markdown($segments[0]);
+			$this->html_excerpt = cx_markdown_generate_html($segments[0]);
 		}
 	}
+
+	public function get_metadata() {
+		$data = [];
+
+		$doc = new DOMDocument();
+		$doc->loadHTML($this->html_content);
+
+		$image_tag = $doc->getElementsByTagName('img')[0];
+
+		if ($image_tag != null) {
+			$data['post_hero_image'] = $image_tag->getAttribute('src');
+			$data['post_hero_image_alt'] = htmlspecialchars($image_tag->getAttribute('alt'));
+		}
+
+		return new PostMetadata($data);
+	}
 }
 
 function cx_post_make_slug($title) {
@@ -107,7 +127,7 @@ function cx_posts_delete_post($post_id) {
 	cx_db_exec($sql, $post_id);
 }
 
-function cx_posts_get(int $limit = 0, bool $include_drafts = false) {
+function cx_posts_get(int $limit = 0, int $offset = 0, bool $include_drafts = false) {
 	$sql = 'SELECT
 		post_id,
 		post_slug,
@@ -127,6 +147,10 @@ function cx_posts_get(int $limit = 0, bool $include_drafts = false) {
 	if ($limit > 0) {
 		$sql .= ' LIMIT ' . $limit;
 	}
+	
+	if ($offset > 0) {
+		$sql .= ' OFFSET ' . $offset;
+	}
 
 	$sql .= ';';