Image Filter

Author: circuscode

readme.md

@@ -278,6 +278,7 @@ This project is licensed under the GPL3 License.
 * Feature: Between Filter
 * Feature: Toot Content Filter
 * Feature: Date Filter
+* Feature: Image Filter
 
 ### 0.4 "Cassie Lang"
 

tootpress_blog.php

@@ -95,27 +95,49 @@ function tootpress_paint_image($tootid){
 		}
 
 		$image_html.='">';
-		$image_html.='<img ';
-		$image_html.='src="';
-		$image_html.=tootpress_get_url_image_directory();
-		$image_html.=$toot_image[$i]['attachment_file'];
-		$image_html.='" ';
-		$image_html.='alt="';
-		$image_html.=$toot_image[$i]['attachment_description'];
-		//$image_html.='" ';
-		//$image_html.='width="';
-		//$image_html.=$toot_image[0]['attachment_width'];
-		//$image_html.='" ';
-		//$image_html.='height="';
-		//$image_html.=$toot_image[0]['attachment_height'];
-		$image_html.='" />';
+		$image_html.=tootpress_create_image_tag($toot_image[$i]['attachment_file'],$toot_image[$i]['attachment_description'],$amount_of_images,($i+1));
 		$image_html.='</div>';
 
 	}
 
 	return $image_html;
 }
 
+/**
+ * Create the Image Tag
+ * 
+ * @since 0.5
+ * 
+ * @param string Image File Name
+ * @param string Image Description
+ * @param int Amount of Images
+ * @param int Image Number
+ * @return string Image Tag
+ */
+
+function tootpress_create_image_tag($filename, $description, $amount_of_images, $image_number) {
+
+		$image_tag='<img ';
+		$image_tag.='src="';
+		$image_tag.=tootpress_get_url_image_directory();
+		$image_tag.=$filename;
+		$image_tag.='" ';
+		$image_tag.='alt="';
+		$image_tag.=$description;
+		//$image_tag.='" ';
+		//$image_tag.='width="';
+		//$image_tag.=$toot_image[0]['attachment_width'];
+		//$image_tag.='" ';
+		//$image_tag.='height="';
+		//$image_html.=$toot_image[0]['attachment_height'];
+		$image_tag.='" />';
+
+		$image_tag=tootpress_image_filter_apply($image_tag,$amount_of_images,$image_number);
+
+		return $image_tag;
+
+}
+
 /**
  * Creates the Elephant
  * 
@@ -157,7 +179,7 @@ function tootpress_paint_elephant( $instance, $account, $mastodon_id, $backlink)
  * 
  * @since 0.5
  * 
- * @param string Date (Format: )
+ * @param string Date
  * @return string html
  */
 
@@ -179,7 +201,7 @@ function tootpress_paint_date($date) {
 
 	}
 
-	$date_html.='<div class="toot-date"><p>'.esc_html($date).'</p></div>';
+	$date_html='<div class="toot-date"><p>'.esc_html($date).'</p></div>';
 	return $date_html;
 
 }

tootpress_hooks.php

@@ -214,4 +214,24 @@ function tootpress_date_filter_apply($date) {
 	return $date;
 }
 
+/**
+ * Image Filter
+ * 
+ * This filter can be used to manipulate image tags
+ * 
+ * @since 0.5
+ * 
+ * @param string Image Tag
+ * @param int Amount of Images
+ * @param int Image Number
+ * @return string Filtered Image Tag
+ */
+
+function tootpress_image_filter_apply($img_tag,$amount_of_images,$image_number) {
+
+	$img_tag=apply_filters( 'tootpress_image_filter', $img_tag, $amount_of_images, $image_number);
+
+	return $img_tag;
+}
+
 ?>

tootpress_plugin.php

@@ -87,6 +87,7 @@ function tootpress_escaping_allowed_html() {
 		'img' => array(
 			'src' => array(),
 			'alt' => array(),
+			'class' => array(),
 		),
         'br' => array(),
 		'strong' => array(),
@@ -97,7 +98,6 @@ function tootpress_escaping_allowed_html() {
 			'class' => array(),
 			'href' => array(),
 			'rel' => array(),
-			'target' => array(),
 		),
 	);
 }