4chan json Image Viewer

All images in a thread in a simple image only view.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         4chan json Image Viewer
// @namespace    http://tampermonkey.net/
// @version      1.1.3
// @description  All images in a thread in a simple image only view.
// @author       Czy [2020]
// @match        https://a.4cdn.org/*/thread/*.json
// @grant        none
// ==/UserScript==


//START// Thread Location INFORMATION -------------------------------------------------------------------------------------------|
/*
  //LABEL     //           URL ADDRESS + Sub +  /thread/  + Number  + .JSON
  //BREAKDOWN // "https://a.4cdn.org/" + wg  + "/thread/" + 7662864 + ".json"
  //FULL      // https://a.4cdn.org/wg/thread/7662864.json

// DEMO INFO LAYOUT
{
	"posts":[
		{
		Simgle Occurance (first Post)
			"sub": "", 		// Thread Name
			"images": 273,	// Thread Total Images
		EACH Occurance
			"no": 7662864, 	// Post Number (Low -> High) // READ Loop ADD Repeat.
			"ext": ".jpg",	// File Extention	|	S_ext:[ ".jpg", ".png" ]
			"w": 5120,		// Full-Image Width
			"h": 2880,		// Full-Image Height
			"tn_w": 250,	// Mini-Image Width
			"tn_h": 140,	// Mini-Image Height
			"tim": 1601744276955,	// Image File Code
									// Full-Image URL: "https://i.4cdn.org/wg/"+ tim +".jpg"
									// Mini-Image URL: "https://i.4cdn.org/wg/"+ tim +"s.jpg"
		}
	]
}
*/
//END// Thread Location INFORMATION -------------------------------------------------------------------------------------------|

(function() {
    'use strict';


    var el ;
function dirco(a){ return window.location.pathname.split("/")[a]};
// displays Thread number (Lower right corner)
var dirhref = dirco(3).replace(".json", ""); // thread number
var dirthread = dirco(1); // thread


    // convert page json to string
var JObj = document.getElementsByTagName("pre")[0].innerHTML;
console.log( JObj );
    var obj = JSON.parse( JObj );
console.log( obj.posts[0].tim +" /demo/ "+ obj.posts[0].ext );

var dirSUBname = obj.posts[0].sub; // thread name
var dirname = obj.posts[0].semantic_url;

var LocIMG = "https://i.4cdn.org/"+dirthread+"/";

// just data
var ITL = obj.posts[0].images; // thread total images
var val = document.images.length; // total page images
var ListIMG = [];

function dem(){
    var cox = "";
    for(var i = 0; i < obj.posts.length; i++){
        if( obj.posts[i].tim === undefined ){
        }else{
            ListIMG.push( LocIMG + obj.posts[i].tim +"s.jpg" );
                var content = `
                    <a href="`+ LocIMG + obj.posts[i].tim + obj.posts[i].ext +`" target="_blank">
                        <img src="`+ LocIMG + obj.posts[i].tim +`s.jpg" height="`+ obj.posts[i].tn_h +`" width="`+ obj.posts[i].tn_w +`" />
                    </a>
                `;
            cox += "<li>"+ content +"</li>";
        }
    };

    return cox;
};


el =`
<!--- CSS --->
<style>

    /* hide <pre> object */
    pre{
        display: none;
    }

    ul{
        list-style-type: none;
        margin:5px;
        padding-left:0px;
    }
    ul li {
        list-style-type: none;
        padding-left:0px;
        border:solid 1px black;
        display:inline-block;
    }

</style>


<!--- --->
    <div style="background:#eeeeee; position: absolute; top:25px; margin-left:auto; margin-right:auto; left:0; right:0; text-align:center;">
           <h1>`+dirSUBname+` (`+ITL+`) </h1>
            <ul>`+dem()+`</ul>

	</div>

	<div style="background:#eeeeee; position:fixed; bottom:0px; right:0px;">
         <a href="https://boards.4chan.org/`+dirthread+`/thread/`+dirhref+`/`+dirname+`" target="_blank" onclick="window.close();">
            <h1>`+dirhref+`</h1>
        </a>
    </div>`;

    console.log(ListIMG);

//ADDS el to PAGE
document.body.innerHTML += el;
})();