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Turn the QR Code extension into a SimpleExtension, trim the boilerplate

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This commit is contained in:
Shish 2010-01-26 13:38:08 +00:00
parent 4ad7232abd
commit 5ddaed8e28
2 changed files with 7 additions and 34 deletions
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31
contrib/qr_code/main.php
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@ -6,34 +6,9 @@
* Based on Artanis's Link to Image Extension <artanis.00@gmail.com>
* Includes QRcode Perl CGI & PHP scripts ver. 0.50 [http://www.swetake.com/qr/qr_cgi_e.html]
*/
class QRImage implements Extension {
var $theme;
public function receive_event(Event $event) {
global $config, $database, $page, $user;
if(is_null($this->theme)) $this->theme = get_theme_object($this);
if(($event instanceof DisplayingImageEvent)) {
$this->theme->links_block($page, $this->data($event->image));
}
}
private function hostify($str) {
$str = str_replace(" ", "%20", $str);
if(strpos($str, "ttp://") > 0) {
return $str;
}
else {
return "http://" . $_SERVER["HTTP_HOST"] . $str;
class QRImage extends SimpleExtension {
public function onDisplayingImage($event) {
$this->theme->links_block(make_http(make_link('image/'.$event->image->id)));
}
}
private function data($image) {
global $config;
$i_image_id = int_escape($image->id);
return array(
'image_src' => $this->hostify('/image/'.$i_image_id));
}
}
add_event_listener(new QRImage());
?>

10
contrib/qr_code/theme.php
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@ -1,12 +1,10 @@
<?php
class QRImageTheme extends Themelet {
public function links_block(Page $page, $data) {
$image_src = $data['image_src'];
global $config, $user;
$base_href = $config->get_string('base_href');
$data_href = get_base_href();
public function links_block($link) {
global $page;
$base_href = get_base_href();
$page->add_block( new Block(
"QR Code","<img src='".$data_href."/ext/qr_code/qr_img.php?d=".$image_src."&s=3' />","left",50));
"QR Code","<img src='$base_href/ext/qr_code/qr_img.php?d=$link&s=3' />","left",50));
}
}
?>