webapp/bookstack
1
0
Fork 0
mirror of https://github.com/BookStackApp/BookStack.git synced 2025-07-28 17:02:04 +03:00
Code Activity

Merge branch 'create-content-meta-tags' of https://github.com/james-geiger/BookStack into james-geiger-create-content-meta-tags

Browse Source
This commit is contained in:
Dan Brown
2021-06-23 20:11:07 +01:00
parent 992f03a3c0 a0bfdf0e5c
commit 58fa7679bc
7 changed files with 59 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

19
app/Entities/Models/Page.php
View File

@ -138,4 +138,23 @@ class Page extends BookChild
$refreshed->html = (new PageContent($refreshed))->render();
return $refreshed;
}
/**
* Returns URL to a cover image for the page.
*/
public function getCoverImage()
{
//$default = $this->book->getBookCover();
$default = url('/logo.png');
$firstImage = (new PageContent($this))->fetchFirstImage();
try {
$cover = $firstImage ? $firstImage : $default;
} catch (\Exception $err) {
$cover = $default;
}
return $cover;
}
}

14
app/Entities/Tools/PageContent.php
View File

@ -367,4 +367,18 @@ class PageContent
$doc->loadHTML(mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8'));
return $doc;
}
/**
* Retrieve first image in page content and return the source URL.
*/
public function fetchFirstImage()
{
$htmlContent = $this->page->html;
$dom = new \DomDocument();
$dom->loadHTML($htmlContent);
$images = $dom->getElementsByTagName('img');
return $images->length > 0 ? $images[0]->getAttribute('src') : null;
}
}