Fixe Spoj - #20

Generalize languages - #18
JS Logic separate - #19

Author: ashish1294

.gitignore

@@ -4,3 +4,4 @@ Install/*
 *.DS_Store
 *.sublime-project
 pylintrc
+*.sublime-*

chrome-plugin/basic.js

@@ -0,0 +1,30 @@
+var languages = [
+    {
+        ext : "c",
+        name : "C"
+    },
+    {
+        ext : "cpp",
+        name : "C++"
+    },
+    {
+        ext : "java",
+        name : "Java"
+    },
+    {
+        ext : "py",
+        name : "Python"
+    }
+];
+
+//Getting the URL of the HTMl Page
+var url = document.URL;
+
+//Removing the trailing punctuation marks
+while(url[url.length - 1] === "/" || url[url.length - 1] === "#")
+{
+    url = url.slice(0, url.length - 1);
+}
+
+//Spliting the URL to get path
+var us = url.split("/");

chrome-plugin/code_later.js

@@ -0,0 +1,63 @@
+//Helper function to get click_functions
+function click_codechef(language)
+{
+    return function () {
+        console.log(language + " Code Now Clicked. Opening " + language + " IDE");
+        var prob_name = $('title')[0].text.split('|')[0].trim();
+        var prob_url = url;
+        var u_name = "";
+        //Checking if User is LoggedIn
+        if($('#user-bar span.login-box').length > 0)
+        {
+            //No Logged In User Detected
+            u_name = "No User";
+        }
+        else
+        {
+            //A user is logged in
+            u_name = $('#user-bar span').text().split('!')[0].replace('Hello', '').trim();
+        }
+        //Sending Message to the native host with a json object of problem details
+        chrome.runtime.sendMessage({problem_name: prob_name, problem_url: prob_url, user_name: u_name, lang : language});
+    };
+}
+
+// Helper function to add codechef buttons
+var codechef_interval = null;
+function add_codechef_buttons()
+{
+    if ($('#problem-page-top').length === 0)
+    {
+        // This means that the page hasn't loaded completely yet. So Wait
+        return;
+    }
+    else
+    {
+        // Dynamic DOM Created by codechef
+        var button_list = $("#problem-page-top").find("ul");
+        var html = button_list.html();
+        // Adding Language Button
+        for (var i = 0; i < languages.length; i++)
+        {
+            html += "<li><a href='#' id='code_now_id_" + languages[i].ext + "_button'>Code in " + languages[i].name + "</a></li>";
+        }
+        button_list.html(html);
+
+        //Adding Listeners
+        for(var j = 0; j < languages.length; j++)
+        {
+            $("#code_now_id_" + languages[j].ext + "_button").click(click_codechef(languages[j].ext));
+        }
+        console.log("Code Now Button Added !! ~ Code Now Extension");
+
+        // Clear interval, so that buttons are not added repeatedly
+        clearInterval(codechef_interval);
+    }
+}
+
+var code = us[us.length - 1];
+if(us[us.length - 2] === "problems" && code !== "easy" && code !== "medium" && code !== "hard" && code !== "challenge" && code !== "extcontest" && code !== "school")
+{
+    // Adding A little sleep here because codechef mutates DOM to add all elements dynamically
+    codechef_interval = window.setInterval(add_codechef_buttons, 5000);
+}

chrome-plugin/codechef_problem.js

@@ -0,0 +1,53 @@
+function click_codeforces(language)
+{
+    return function() {
+        console.log(language + " Code Now Clicked. Opening " + language + " IDE");
+        var prob_name = $('#pageContent .title').html().split('.')[1].trim();
+        var prob_url = url;
+        var u_name = "";
+        var reg_link = $('#header .lang-chooser div')[1].children[1].text.toLowerCase();
+        if(reg_link == "register")
+        {
+            u_name = "No User";
+        }
+        else
+        {
+            u_name = $('#header .lang-chooser div')[1].children[0].text.toLowerCase();
+        }
+        chrome.runtime.sendMessage({problem_name: prob_name, problem_url: prob_url, user_name: u_name, lang : language});
+    };
+}
+
+if(us.length > 4 && (us[us.length - 2] === "problem" || us[us.length - 3] === "problem"))
+{
+    //Creating and Adding A whole new Sidebox with 3 buttons
+    $('#sidebar').html(
+    '<div class="roundbox sidebox" style="">' +
+        '<div class="roundbox-lt">&nbsp;</div>' +
+        '<div class="roundbox-rt">&nbsp;</div>' +
+        '<table class="rtable ">' +
+            '<tbody>' +
+                '<tr><th class="left" style="width:100%;"><a style="color: black" href="">Code Now</a></th></tr>' +
+                '<tr>' +
+                    '<td class="left bottom" colspan="1">' +
+                      '<div style="text-align:center;margin:1em;" id="code_now_button_box">' +
+                      '</div>' +
+                    '</td>' +
+                '</tr>' +
+            '</tbody>' +
+        '</table>' +
+    '</div>' +
+    $('#sidebar').html);
+
+    for(var i = 0; i < languages.length; i++)
+    {
+        var button = $('<button/>', {
+            text : 'Code in ' + languages[i].name,
+            click : click_codeforces(languages[i].ext)
+        });
+        $('#code_now_button_box').append(button);
+        $('#code_now_button_box').append($('<br/>'));
+        $('#code_now_button_box').append($('<br/>'));
+    }
+    console.log("Code Now Button Added !! ~ Code Now Extension");
+}