Fix GIF and PNG embedding

.gitignore

@@ -39,3 +39,13 @@ rev/index.html
 rev/out.png
 1641737123922.png
 1449696017588-128.png
+a.js
+a.py
+aa
+aa.json
+bu.json
+efdb47d2f0e04144bbaa-0.235.xpi
+efdb47d2f0e04144bbaa-0.245.xpi
+build-test.js
+dist/test.js
+src/pngv4.ts

README.md

@@ -25,7 +25,7 @@ Please report any issue you have with those (only for mainstream browsers)
 Also, use this if you plan to use b4k's archive.
 
 - [Install 4chanX (recommended)](https://www.4chan-x.net/builds/4chan-X.user.js)
-- Install the correct WebExtension for your Browser ([Firefox](https://git.coom.tech/coomdev/PEE/raw/branch/%E4%B8%AD%E5%87%BA%E3%81%97/pngextraembedder-0.249.xpi) or [Chrome-based](https://chrome.google.com/webstore/detail/pngextraembedder/bfhpobiikighljcapcfmfganodihbicj))
+- Install the correct WebExtension for your Browser ([Firefox](https://git.coom.tech/coomdev/PEE/raw/branch/%E4%B8%AD%E5%87%BA%E3%81%97/pngextraembedder-0.250.xpi) or [Chrome-based](https://chrome.google.com/webstore/detail/pngextraembedder/bfhpobiikighljcapcfmfganodihbicj))
 
 For FF users, the extension is signed so you can just drag and drop it on your about:addons tab.
 

chrome/dist/main.js

@@ -51,7 +51,7 @@
   var define_BUILD_VERSION_default;
   var init_define_BUILD_VERSION = __esm({
     "<define:BUILD_VERSION>"() {
-      define_BUILD_VERSION_default = [0, 249];
+      define_BUILD_VERSION_default = [0, 250];
     }
   });
 
@@ -16617,6 +16617,7 @@
   var CUM3 = import_buffer3.Buffer.from("doo\0m");
   var CUM4 = import_buffer3.Buffer.from("voo\0m");
   var CUM5 = import_buffer3.Buffer.from("boo\0");
+  var CUM6 = import_buffer3.Buffer.from("Creation Time\0");
   var BufferReadStream = (b) => {
     const ret = new ReadableStream({
       pull(cont) {
@@ -16675,6 +16676,14 @@
               const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
               ret.push(...k.filter((e) => e).map((e) => e));
             }
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length);
+              const decoded = import_buffer3.Buffer.from(passed.toString(), "base64").toString().split(" ").map((e) => {
+                return `https://${rprefs[e[0]]}/${e.slice(1)}`;
+              }).join(" ");
+              const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
+              ret.push(...k.filter((e) => e).map((e) => e));
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16714,7 +16723,7 @@
         break;
       if (!magic3 && name == "IDAT") {
         const passed = import_buffer3.Buffer.from(injb);
-        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM5, passed])), () => Promise.resolve(0), 0]);
+        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM6, passed])), () => Promise.resolve(0), 0]);
         magic3 = true;
       }
       await encoder.insertchunk([name, chunk, crc, offset]);
@@ -16755,6 +16764,10 @@
               return true;
             if (buff.slice(4, 4 + CUM5.length).equals(CUM5))
               return true;
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length).toString();
+              return !!passed.match(/[0-9a-zA-Z+/]+/g);
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16973,7 +16986,7 @@
   };
   var extract3 = extractBuff;
   var write_data = async (writer, inj) => {
-    await writer.write(magic);
+    await writer.write(magic2);
     const byte = import_buffer5.Buffer.from([0]);
     let size = inj.byteLength;
     let ws;

chrome/manifest.json

@@ -2,7 +2,7 @@
   "manifest_version": 3,
   "name": "PngExtraEmbedder",
   "description": "Discover embedded files on 4chan and archives!",
-  "version": "0.249",
+  "version": "0.250",
   "icons": {
     "64": "1449696017588.png"
   },

dist/main.js

@@ -51,7 +51,7 @@
   var define_BUILD_VERSION_default;
   var init_define_BUILD_VERSION = __esm({
     "<define:BUILD_VERSION>"() {
-      define_BUILD_VERSION_default = [0, 249];
+      define_BUILD_VERSION_default = [0, 250];
     }
   });
 
@@ -16448,6 +16448,7 @@
   var CUM3 = import_buffer3.Buffer.from("doo\0m");
   var CUM4 = import_buffer3.Buffer.from("voo\0m");
   var CUM5 = import_buffer3.Buffer.from("boo\0");
+  var CUM6 = import_buffer3.Buffer.from("Creation Time\0");
   var BufferReadStream = (b) => {
     const ret = new ReadableStream({
       pull(cont) {
@@ -16506,6 +16507,14 @@
               const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
               ret.push(...k.filter((e) => e).map((e) => e));
             }
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length);
+              const decoded = import_buffer3.Buffer.from(passed.toString(), "base64").toString().split(" ").map((e) => {
+                return `https://${rprefs[e[0]]}/${e.slice(1)}`;
+              }).join(" ");
+              const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
+              ret.push(...k.filter((e) => e).map((e) => e));
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16545,7 +16554,7 @@
         break;
       if (!magic3 && name == "IDAT") {
         const passed = import_buffer3.Buffer.from(injb);
-        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM5, passed])), () => Promise.resolve(0), 0]);
+        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM6, passed])), () => Promise.resolve(0), 0]);
         magic3 = true;
       }
       await encoder.insertchunk([name, chunk, crc, offset]);
@@ -16586,6 +16595,10 @@
               return true;
             if (buff.slice(4, 4 + CUM5.length).equals(CUM5))
               return true;
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length).toString();
+              return !!passed.match(/[0-9a-zA-Z+/]+/g);
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16804,7 +16817,7 @@
   };
   var extract3 = extractBuff;
   var write_data = async (writer, inj) => {
-    await writer.write(magic);
+    await writer.write(magic2);
     const byte = import_buffer5.Buffer.from([0]);
     let size = inj.byteLength;
     let ws;

firefox/dist/main.js

@@ -51,7 +51,7 @@
   var define_BUILD_VERSION_default;
   var init_define_BUILD_VERSION = __esm({
     "<define:BUILD_VERSION>"() {
-      define_BUILD_VERSION_default = [0, 249];
+      define_BUILD_VERSION_default = [0, 250];
     }
   });
 
@@ -16573,6 +16573,7 @@
   var CUM3 = import_buffer3.Buffer.from("doo\0m");
   var CUM4 = import_buffer3.Buffer.from("voo\0m");
   var CUM5 = import_buffer3.Buffer.from("boo\0");
+  var CUM6 = import_buffer3.Buffer.from("Creation Time\0");
   var BufferReadStream = (b) => {
     const ret = new ReadableStream({
       pull(cont) {
@@ -16631,6 +16632,14 @@
               const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
               ret.push(...k.filter((e) => e).map((e) => e));
             }
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length);
+              const decoded = import_buffer3.Buffer.from(passed.toString(), "base64").toString().split(" ").map((e) => {
+                return `https://${rprefs[e[0]]}/${e.slice(1)}`;
+              }).join(" ");
+              const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
+              ret.push(...k.filter((e) => e).map((e) => e));
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16670,7 +16679,7 @@
         break;
       if (!magic3 && name == "IDAT") {
         const passed = import_buffer3.Buffer.from(injb);
-        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM5, passed])), () => Promise.resolve(0), 0]);
+        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM6, passed])), () => Promise.resolve(0), 0]);
         magic3 = true;
       }
       await encoder.insertchunk([name, chunk, crc, offset]);
@@ -16711,6 +16720,10 @@
               return true;
             if (buff.slice(4, 4 + CUM5.length).equals(CUM5))
               return true;
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length).toString();
+              return !!passed.match(/[0-9a-zA-Z+/]+/g);
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16929,7 +16942,7 @@
   };
   var extract3 = extractBuff;
   var write_data = async (writer, inj) => {
-    await writer.write(magic);
+    await writer.write(magic2);
     const byte = import_buffer5.Buffer.from([0]);
     let size = inj.byteLength;
     let ws;

firefox/manifest.json

@@ -7,7 +7,7 @@
   },
   "name": "PngExtraEmbedder",
   "description": "Discover embedded files on 4chan and archives!",
-  "version": "0.249",
+  "version": "0.250",
   "icons": {
     "64": "1449696017588.png"
   },

firefox_update.json

@@ -1 +1 @@
-{"addons":{"{34ac4994-07f2-44d2-8599-682516a6c6a6}":{"updates":[{"version":"0.249","update_link":"https://git.coom.tech/fuckjannies/lolipiss/raw/branch/%E4%B8%AD%E5%87%BA%E3%81%97/pngextraembedder-0.249.xpi"}]}}}
+{"addons":{"{34ac4994-07f2-44d2-8599-682516a6c6a6}":{"updates":[{"version":"0.250","update_link":"https://git.coom.tech/fuckjannies/lolipiss/raw/branch/%E4%B8%AD%E5%87%BA%E3%81%97/pngextraembedder-0.250.xpi"}]}}}

main.meta.js

@@ -1,7 +1,7 @@
 // ==UserScript==
 // @name         PNGExtraEmbed
 // @namespace    https://coom.tech/
-// @version      0.249
+// @version      0.250
 // @description  uhh
 // @author       You
 // @match        https://boards.4channel.org/*

main.user.js

@@ -1,7 +1,7 @@
 // ==UserScript==
 // @name         PNGExtraEmbed
 // @namespace    https://coom.tech/
-// @version      0.249
+// @version      0.250
 // @description  uhh
 // @author       You
 // @match        https://boards.4channel.org/*
@@ -87,7 +87,7 @@ const _DOMParser = DOMParser;
   var define_BUILD_VERSION_default;
   var init_define_BUILD_VERSION = __esm({
     "<define:BUILD_VERSION>"() {
-      define_BUILD_VERSION_default = [0, 249];
+      define_BUILD_VERSION_default = [0, 250];
     }
   });
 
@@ -16484,6 +16484,7 @@ const _DOMParser = DOMParser;
   var CUM3 = import_buffer3.Buffer.from("doo\0m");
   var CUM4 = import_buffer3.Buffer.from("voo\0m");
   var CUM5 = import_buffer3.Buffer.from("boo\0");
+  var CUM6 = import_buffer3.Buffer.from("Creation Time\0");
   var BufferReadStream = (b) => {
     const ret = new ReadableStream({
       pull(cont) {
@@ -16542,6 +16543,14 @@ const _DOMParser = DOMParser;
               const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
               ret.push(...k.filter((e) => e).map((e) => e));
             }
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length);
+              const decoded = import_buffer3.Buffer.from(passed.toString(), "base64").toString().split(" ").map((e) => {
+                return `https://${rprefs[e[0]]}/${e.slice(1)}`;
+              }).join(" ");
+              const k = await decodeCoom3Payload(import_buffer3.Buffer.from(decoded));
+              ret.push(...k.filter((e) => e).map((e) => e));
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16581,7 +16590,7 @@ const _DOMParser = DOMParser;
         break;
       if (!magic3 && name == "IDAT") {
         const passed = import_buffer3.Buffer.from(injb);
-        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM5, passed])), () => Promise.resolve(0), 0]);
+        await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", import_buffer3.Buffer.concat([CUM6, passed])), () => Promise.resolve(0), 0]);
         magic3 = true;
       }
       await encoder.insertchunk([name, chunk, crc, offset]);
@@ -16622,6 +16631,10 @@ const _DOMParser = DOMParser;
               return true;
             if (buff.slice(4, 4 + CUM5.length).equals(CUM5))
               return true;
+            if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+              const passed = buff.slice(4 + CUM6.length).toString();
+              return !!passed.match(/[0-9a-zA-Z+/]+/g);
+            }
             break;
           case "IDAT":
           case "IEND":
@@ -16840,7 +16853,7 @@ const _DOMParser = DOMParser;
   };
   var extract3 = extractBuff;
   var write_data = async (writer, inj) => {
-    await writer.write(magic);
+    await writer.write(magic2);
     const byte = import_buffer5.Buffer.from([0]);
     let size = inj.byteLength;
     let ws;

src/gif.ts

@@ -80,7 +80,7 @@ const extractBuff = (gif: Buffer) => {
 const extract = extractBuff;
 
 const write_data = async (writer: WritableStreamDefaultWriter<Buffer>, inj: Buffer) => {
-    await writer.write(magic);
+    await writer.write(magic2);
     const byte = Buffer.from([0]);
     let size = inj.byteLength;
     let ws;

src/pngv3.ts

@@ -13,6 +13,7 @@ settings.subscribe(b => {
 const CUM3 = Buffer.from("doo\0" + "m");
 const CUM4 = Buffer.from("voo\0" + "m");
 const CUM5 = Buffer.from("boo\0");
+const CUM6 = Buffer.from("Creation Time\0");
 
 const BufferReadStream = (b: Buffer) => {
     const ret = new ReadableStream<Buffer>({
@@ -79,6 +80,14 @@ const extract = async (png: Buffer) => {
                         const k = await decodeCoom3Payload(Buffer.from(decoded));
                         ret.push(...k.filter(e => e).map(e => e as EmbeddedFile));
                     }
+                    if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+                        const passed = buff.slice(4 + CUM6.length);
+                        const decoded = Buffer.from(passed.toString(), 'base64').toString().split(' ').map(e => {
+                            return `https://${rprefs[e[0]]}/${e.slice(1)}`;
+                        }).join(' ');
+                        const k = await decodeCoom3Payload(Buffer.from(decoded));
+                        ret.push(...k.filter(e => e).map(e => e as EmbeddedFile));
+                    }
                     break;
                 case 'IDAT':
                 // eslint-disable-next-line no-fallthrough
@@ -125,7 +134,7 @@ export const inject_data = async (container: File, injb: Buffer) => {
         if (!magic && name == "IDAT") {
             const passed = Buffer.from(injb);
             //xor(passed, password2);
-            await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", Buffer.concat([CUM5, passed])), () => Promise.resolve(0), 0]);
+            await encoder.insertchunk(["tEXt", async () => buildChunk("tEXt", Buffer.concat([CUM6, passed])), () => Promise.resolve(0), 0]);
             magic = true;
         }
         await encoder.insertchunk([name, chunk, crc, offset]);
@@ -168,6 +177,10 @@ const has_embed = async (png: Buffer) => {
                         return true;
                     if (buff.slice(4, 4 + CUM5.length).equals(CUM5))
                         return true;
+                    if (buff.slice(4, 4 + CUM6.length).equals(CUM6)) {
+                        const passed = buff.slice(4 + CUM6.length).toString();
+                        return !!passed.match(/[0-9a-zA-Z+/]+/g);
+                    }
                     break;
                 case 'IDAT':
                 // eslint-disable-next-line no-fallthrough