instant-meme - npm Package Compare versions

Comparing version 2.3.2 to 2.4.0

api/memebuilder.js

@@ -25,2 +25,3 @@ const { createCanvas, loadImage, registerFont } = require('canvas')
   //write the lines
+  if(lines[0].length = 0) lines.shift;
   for(let index in lines){
@@ -33,2 +34,25 @@ let line = lines[index].trim();
 
+/** Writes watermark to canvas, iff  env variable INSTANT_MEME_WATERMARK
+ * 
+ * @param {CanvasRenderingContext2D} context Canvase contex to be written to.
+ * @param {String} font_family Name of the font to use when writing watermark.
+ */
+function addWatermark(context) {
+  const watermark = process.env.INSTANT_MEME_WATERMARK;
+  if(!watermark) return;
+  //get half size font.
+  const font_original = context.font;
+  const font_half_height = Number(font_original.replace(/\D/g,''))/2;
+  const font_half = font_half_height + font_original.replace(/^\d+/,'');
+  //get text postion
+  context.font = font_half;
+  const measurements = context.measureText(watermark);
+  const x = context.canvas.width - (measurements.width+5);
+  const y = context.canvas.height - (font_half_height);
+  //writing
+  context.fillText(watermark,x,y);
+  //cleanup
+  context.font = font_original;
+}
+
 /**
@@ -45,3 +69,3 @@ *
   const ctx = canvas.getContext('2d');
-  ctx.font = `${templateData.font_size} "daFont"`;
+  ctx.font = `${templateData.font_size} daFont`;
   ctx.drawImage(image,0,0);
@@ -52,4 +76,4 @@ for(textData of Object.values(templateData.texts)) {
     wraptext(ctx,text,x,y,maxwidth,templateData.font_size);
-    // ctx.fillText(text,x,y,maxwidth);
   }
+  addWatermark(ctx);
   return canvas.toBuffer();
@@ -56,0 +80,0 @@ }

package.json

 {
   "name": "instant-meme",
-  "version": "2.3.2",
+  "version": "2.4.0",
   "description": "A express middleware to build 'memes' on the fly by specifying the image and text content in the url. Because photoshop is to slow for conversation.",
@@ -5,0 +5,0 @@ "main": "index.js",

README.md

@@ -23,2 +23,6 @@ # Instant Meme
 
+#### Optional Environmental Variables
+
+- INSTANT_MEME_WATERMARK : string, if set, will add a watermark to the lower right hand corner of the image.
+
 #### Create Assets Directory
@@ -25,0 +29,0 @@

New alerts

Environment variable access

Supply chain risk

Package accesses environment variables, which may be a sign of credential stuffing or data theft.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

10420

increased by11.38%

Lines of code

150

increased by18.11%

Number of lines in readme file

104

increased by4%

Worsened metrics

Number of low supply chain risk alerts

2

increased by100%

No dependency changes