117 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			117 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php declare(strict_types=1);
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| 
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| class ImageViewCounter extends Extension
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| {
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|     protected ?Themelet $theme;
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|     private int $view_interval = 3600; # allows views to be added each hour
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| 
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|     # Add Setup Block with options for view counter
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|     public function onSetupBuilding(SetupBuildingEvent $event)
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|     {
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|         $sb = $event->panel->create_new_block("Post View Counter");
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|         $sb->add_bool_option("image_viewcounter_adminonly", "Display view counter only to admin");
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|     }
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| 
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|     # Adds view to database if needed
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|     public function onDisplayingImage(DisplayingImageEvent $event)
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|     {
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|         global $database, $user;
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| 
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|         $imgid = $event->image->id;
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| 
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|         // counts views from current IP in the last hour
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|         $recent_from_ip = (int)$database->get_one(
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|             "
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| 				SELECT COUNT(*)
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| 				FROM image_views
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| 				WHERE ipaddress=:ipaddress AND timestamp >:lasthour AND image_id =:image_id
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| 			",
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|             [
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|                 "ipaddress" => $_SERVER['REMOTE_ADDR'],
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|                 "lasthour" => time() - $this->view_interval,
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|                 "image_id" => $imgid
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|             ]
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|         );
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| 
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|         // don't add view if person already viewed recently
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|         if ($recent_from_ip > 0) {
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|             return;
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|         }
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| 
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|         // Add view for current IP
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|         $database->execute(
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|             "
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| 				INSERT INTO image_views (image_id, user_id, timestamp, ipaddress)
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| 				VALUES (:image_id, :user_id, :timestamp, :ipaddress)
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| 			",
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|             [
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|                 "image_id" => $imgid,
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|                 "user_id" => $user->id,
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|                 "timestamp" => time(),
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|                 "ipaddress" => $_SERVER['REMOTE_ADDR'],
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|             ]
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|         );
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|     }
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| 
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|     public function onImageInfoBoxBuilding(ImageInfoBoxBuildingEvent $event)
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|     {
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|         global $user, $database;
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| 
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|         if ($user->can(Permissions::SEE_IMAGE_VIEW_COUNTS)) {
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|             $view_count = (int)$database->get_one(
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|                 "SELECT COUNT(*) FROM image_views WHERE image_id =:image_id",
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|                 ["image_id" => $event->image->id]
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|             );
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| 
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|             $event->add_part(
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|                 "<tr><th>Views:</th><td>$view_count</td></tr>",
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|                 38
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|             );
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|         }
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|     }
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| 
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|     public function onDatabaseUpgrade(DatabaseUpgradeEvent $event)
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|     {
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|         global $database, $config;
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| 
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|         if ($config->get_bool("image_viewcounter_installed") == false) { //todo
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|             $database->create_table("image_views", "
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|                 id SCORE_AIPK,
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|                 image_id INTEGER NOT NULL,
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|                 user_id INTEGER NOT NULL,
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|                 timestamp INTEGER NOT NULL,
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|                 ipaddress SCORE_INET NOT NULL");
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|             $config->set_bool("image_viewcounter_installed", true);
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|         }
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|     }
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| 
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|     public function onPageRequest(PageRequestEvent $event)
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|     {
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|         global $database;
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| 
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|         if ($event->page_matches("popular_images")) {
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|             $sql = "
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|                 SELECT image_id, count(*) AS total_views
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|                 FROM image_views, images
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|                 WHERE image_views.image_id = image_views.image_id
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|                 AND image_views.image_id = images.id
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|                 GROUP BY image_views.image_id
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|                 ORDER BY total_views DESC
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|             ";
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|             $result = $database->get_col($sql);
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|             $images = [];
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|             foreach ($result as $id) {
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|                 $images[] = Image::by_id(intval($id));
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|             }
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|             $this->theme->view_popular($images);
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|         }
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|     }
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| 
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|     public function onPageSubNavBuilding(PageSubNavBuildingEvent $event)
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|     {
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|         if ($event->parent=="posts") {
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|             $event->add_nav_link("sort_by_visits", new Link('popular_images'), "Popular Posts");
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|         }
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|     }
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| }
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