public static function getImage(&$blog, $rawIntroText = '')
{
$cfg = EasyBlogHelper::getConfig();
// @task: First, we try to search to see if there's a blog image. If there is already, just ignore the rest.
if ($blog->getImage()) {
return $blog->getImage()->getSource('thumbnail');
}
// @legacy: If there's no image for this blog post, then we do this the legacy way.
// First let's try to find for an image.
$img = '';
$pattern = '#<img[^>]*>#i';
preg_match($pattern, $blog->content, $matches);
if ($matches) {
$img = $matches[0];
} else {
$text = $cfg->get('main_hideintro_entryview') ? $rawIntroText : $blog->intro;
preg_match($pattern, $text, $matches);
if ($matches) {
$img = $matches[0];
}
}
// Default image
$source = '';
//image found. now we process further to get the absolute image path.
if ($img) {
//get the img source
$pattern = '/src=[\\"\']?([^\\"\']?.*(png|jpg|jpeg|gif))[\\"\']?/i';
preg_match($pattern, $img, $matches);
if ($matches) {
$imgPath = $matches[1];
$source = EasyImageHelper::rel2abs($imgPath, JURI::root());
}
}
return $source;
}
public static function getFirstImage($content)
{
//try to search for the 1st img in the blog
$img = '';
$pattern = '#<img[^>]*>#i';
preg_match($pattern, $content, $matches);
if ($matches) {
$img = $matches[0];
}
//image found. now we process further to get the absolute image path.
if (!empty($img)) {
//get the img src
$pattern = '/src\\s*=\\s*"(.+?)"/i';
preg_match($pattern, $img, $matches);
if ($matches) {
$imgPath = $matches[1];
$imgSrc = EasyImageHelper::rel2abs($imgPath, JURI::root());
return $imgSrc;
}
}
return false;
}
public static function getAndRemoveImages($content)
{
//try to search for the 1st img in the blog
$img = '';
$pattern = '#<img[^>]*>#i';
$result = array();
preg_match($pattern, $content, $matches);
if (isset($matches[0]) && !empty($matches[0])) {
$images = $matches[0];
if (!is_array($images)) {
$images = array($images);
}
foreach ($images as $image) {
$content = str_ireplace($image, '', $content);
// Get the URL to the image
$pattern = '/src=[\\"\']?([^\\"\']?.*(png|jpg|jpeg|gif))[\\"\']?/i';
preg_match($pattern, $image, $matches);
if ($matches) {
$imgPath = $matches[1];
$source = EasyImageHelper::rel2abs($imgPath, JURI::root());
$result[] = $source;
}
}
}
$obj = new stdClass();
$obj->content = $content;
$obj->images = $result;
return $obj;
}
