<?php

$entity = elgg_extract("entity", $vars);

// do we have a blog
if (!($entity instanceof ElggBlog)) {
	return;
}

// does the blog have an image
if (!$entity->icontime) {
	return;
}

$href = elgg_extract("href", $vars, $entity->getURL());
$plugin_settings = elgg_extract("plugin_settings", $vars, false);
$full_view = elgg_extract("full_view", $vars, false);

$class = array("blog_tools_blog_image");
if (isset($vars["class"])) {
	$class[] = $vars["class"];
}

$image_params = array(
	"alt" => $entity->title,
	"class" => elgg_extract("img_class", $vars, "")
);

// which view
if (empty($plugin_settings)) {
	// default image behaviour
	$image_params["src"] = $entity->getIconURL(elgg_extract("size", $vars, "medium"));
} elseif ($full_view) {
	// full view of a blog
	static $blog_tools_full_image_size;
	static $blog_tools_full_image_align;
	
	if (!isset($blog_tools_full_image_size)) {
		$blog_tools_full_image_size = "large";
		
		$setting = elgg_get_plugin_setting("full_size", "blog_tools");
		if (!empty($setting)) {
			$blog_tools_full_image_size = $setting;
		}
	}
	
	if (!isset($blog_tools_full_image_align)) {
		$blog_tools_full_image_align = "right";
		
		$setting = elgg_get_plugin_setting("full_align", "blog_tools");
		if (!empty($setting)) {
			$blog_tools_full_image_align = $setting;
		}
	}
	
	if ($blog_tools_full_image_align != "none") {
		$href = false;
		$image_params["src"] = $entity->getIconURL($blog_tools_full_image_size);
		
		$class[] = "blog-tools-blog-image-" . $blog_tools_full_image_size;
		
		if ($blog_tools_full_image_size != "master") {
			if ($blog_tools_full_image_align == "right") {
				$class[] = "float-alt";
			} else {
				$class[] = "float";
			}
		}
	} else {
		// no image
		return true;
	}
} else {
	// listing view of a blog
	// full view of a blog
	static $blog_tools_lising_image_size;
	static $blog_tools_listing_image_align;
	
	if (!isset($blog_tools_lising_image_size)) {
		$blog_tools_lising_image_size = "small";
		
		$setting = elgg_get_plugin_setting("listing_size", "blog_tools");
		if (!empty($setting)) {
			$blog_tools_lising_image_size = $setting;
		}
	}
	
	if (!isset($blog_tools_listing_image_align)) {
		$blog_tools_listing_image_align = "right";
		
		$setting = elgg_get_plugin_setting("listing_align", "blog_tools");
		if (!empty($setting)) {
			$blog_tools_listing_image_align = $setting;
		}
	}
	
	if ($blog_tools_listing_image_align != "none") {
		$image_params["src"] = $entity->getIconURL($blog_tools_lising_image_size);
		
		$class[] = "blog-tools-blog-image-" . $blog_tools_lising_image_size;
		
		if ($blog_tools_listing_image_align == "right") {
			$class[] = "float-alt";
		} else {
			$class[] = "float";
		}
	} else {
		// no image
		return true;
	}
}

$image = elgg_view("output/img", $image_params);

echo "<div class='" . implode(" ", $class) . "'>";
if (!empty($href)) {
	$params = array(
		"href" => $href,
		"text" => $image,
		"is_trusted" => true,
	);
	$class = elgg_extract("link_class", $vars, "");
	if ($class) {
		$params["class"] = $class;
	}
	
	echo elgg_view("output/url", $params);
} else {
	echo $image;
}

echo "</div>";