+ initial commit

src/background.js

@@ -0,0 +1,7 @@
+chrome.extension.onRequest.addListener(
+    function(request, sender, sendResponse) {
+        if (request.method == "getBlacklist") {
+            sendResponse({blacklist: JSON.parse(localStorage["blacklist"])});
+        }
+    }
+);

src/content.js

@@ -0,0 +1,72 @@
+blacklistFilter = function(blacklist) {
+    if (blacklist) {
+        var nodes = document.getElementsByClassName("Tg");
+        for (var i = 0; i < nodes.length; i++) {
+            var hideBtn = nodes[i].getElementsByClassName("hidden");
+            if (hideBtn[0]) {
+                var contents = nodes[i].getElementsByClassName("qf");
+                if (contents[0]) {
+                    contents[0].style.display = "block";
+                }
+                nodes[i].removeChild(hideBtn[0]);
+            }
+            for (var j = 0; j < blacklist.length; j++) {
+                if (nodes[i].innerHTML.toLowerCase().indexOf(blacklist[j].toLowerCase()) != -1) {
+                    var contents = nodes[i].getElementsByClassName("qf");
+                    if (contents[0]) {
+                        contents[0].style.display = "none";
+                    }
+                    
+                    var newdiv = document.createElement("div");
+                    newdiv.setAttribute("id", "blacklist_item_" + i);
+                    newdiv.setAttribute("class", "hidden");
+                    newdiv.innerHTML = "Hidden: \"" + blacklist[j] + "\"";
+                    
+                    var newbtn = document.createElement("input");
+                    newbtn.setAttribute("type", "button");
+                    newbtn.setAttribute("id", "blacklist_btn_" + i);
+                    newbtn.setAttribute("value", "Unhide");
+                    newbtn.removeId = i;
+                    removeFunc =  function(event) {
+                        var hiddenContents = nodes[event.target.removeId].getElementsByClassName("qf");
+                        hiddenContents[0].style.display = "block";
+                        var unhideBtn = nodes[event.target.removeId].getElementsByClassName("hidden")[0];
+                        
+                        nodes[event.target.removeId].removeChild(unhideBtn);
+                    }
+                    newbtn.addEventListener("click", removeFunc, false);
+                    newdiv.appendChild(newbtn);
+                    
+                    nodes[i].appendChild(newdiv);
+                }
+            }
+        }
+    }
+}
+
+blacklist = function() {
+    chrome.extension.sendRequest({method: "getBlacklist"}, function(response) {
+        if (response.blacklist) {
+            blacklistFilter(response.blacklist);
+        }
+    });
+}
+
+chrome.extension.onMessage.addListener(function (request, sender, sendResponse) {
+    blacklistFilter(request.blacklist);
+});
+
+blacklist();
+document.getElementsByClassName("ow")[0].addEventListener("DOMNodeInserted",
+    function(event) {
+        if (event.target.children
+            && event.target.children[0]
+            && event.target.children[0].firstChild
+            && event.target.children[0].firstChild.className
+            && event.target.children[0].firstChild.className == "ii"
+        ) {
+            blacklist();
+        }
+    },
+    false
+);

src/manifest.json

@@ -0,0 +1,29 @@
+{
+    "name": "G+ Blacklist",
+    "version": "0.1",
+    "manifest_version": 2,
+    "description": "Blacklist for Google+",
+    "browser_action": {
+        "default_title": "Blacklist for Google+",
+        "default_popup": "popup.html",
+        "default_icon": "gplusblacklist_48.png"
+    },
+    "permissions": [
+        "tabs", "https://plus.google.com/*"
+    ],
+    "content_scripts": [
+    {
+      "matches": ["https://plus.google.com/*"],
+      "js": ["content.js"],
+      "run_at": "document_end"
+    }],
+    "background": {
+        "scripts": ["background.js"]
+    },
+    "icons": {
+        "16": "gplusblacklist_16.png",
+        "48": "gplusblacklist_48.png",
+        "64": "gplusblacklist_64.png",
+        "128": "gplusblacklist_128.png"
+    }
+}

src/popup.css

@@ -0,0 +1,47 @@
+body {
+    min-width: 300px;
+    overflow-x: hidden;
+    font-family: sans;
+    font-size: smaller;
+}
+#headline {
+    font-weight: bold;
+    padding: 3px;
+}
+#blacklist_items {
+    max-height: 500px;
+    overflow: auto;
+}
+#blacklist_add {
+    padding: 3px;
+}
+#addword_text {
+    width: 200px;
+}
+#addword_btn {
+    float: right;
+    clear: right;
+}
+.blacklist_item {
+    height: 25px;
+    padding: 3px;
+    border: 1px solid #f5eeff;
+    font-family: monospace;
+}
+.blacklist_item div {
+    float: left;
+    width: 225px;
+    margin: 5px 0px 0px 5px;
+}
+.blacklist_item  input{
+    float: right;
+    clear: right;
+    width: 60px;
+    height: 25px;
+}
+.light {
+    background-color: #ffffff;
+}
+.dark {
+    background-color: #f5eeff;
+}

src/popup.html

@@ -0,0 +1,19 @@
+<html>
+    <head>
+        <title>Google+ Blacklist</title>
+        <link href="popup.css" rel="stylesheet" />
+        <script type="text/javascript" src="popup.js"></script>
+    </head>
+    <body>
+        <div id="headline">Blacklist for Google+</div>
+        <div id="blacklist">
+            <div id="blacklist_items">
+            </div>
+            <div id="blacklist_add">
+                Add:
+                <input type="text" name="blacklist_word" id="addword_text" />
+                <input type="button" value="Add" id="addword_btn" />
+            </div>
+        </div>
+    </body>
+</html>

src/popup.js

@@ -0,0 +1,96 @@
+readBlacklist = function() {
+    var needles = JSON.parse(localStorage.getItem("blacklist"));
+    var blacklistItemsDiv = document.getElementById("blacklist_items");
+    blacklistItemsDiv.innerHTML = "";
+    if (needles) {
+        for ( var i = 0; i < needles.length; i++ ) {
+            var color = "light";
+            if ( i % 2 != 0 ) {
+                color = "dark";
+            }
+            var newdiv = document.createElement("div");
+            newdiv.setAttribute("id", "blacklist_item_" + i);
+            newdiv.setAttribute("class", "blacklist_item " + color);
+            newdiv.innerHTML = "<div>" + needles[i] + "</div>";
+
+            var newbtn = document.createElement("input");
+            newbtn.setAttribute("type", "button");
+            newbtn.setAttribute("id", "blacklist_btn_" + i);
+            newbtn.setAttribute("value", "Delete");
+            newbtn.removeId = i;
+            removeFunc =  function(event) {
+                removeBlacklistItem(event.target.removeId);
+            }
+            newbtn.addEventListener("click", removeFunc, false);
+            newdiv.appendChild(newbtn);
+            blacklistItemsDiv.appendChild(newdiv);
+        }
+    }
+}
+
+removeBlacklistItem = function(id) {
+    console.log("try remove: " + id);
+    var needles = JSON.parse(localStorage.getItem("blacklist"));
+    if (needles[id]) {
+        console.log("remove: " + id);
+        needles.splice(id, 1);
+        localStorage.setItem("blacklist", JSON.stringify(needles));
+    }
+    document.getElementById("addword_text").value = "";
+    readBlacklist();
+    renewBlacklist();
+}
+
+addBlacklistItem = function(value) {
+    var needles = JSON.parse(localStorage.getItem("blacklist"));
+    if (needles) {
+        for ( var i = 0; i < needles.length; i++ ) {
+            if (needles[i] == value) {
+                return;
+            }
+        }
+        needles.push(value);
+    } else {
+        needles = new Array(value);
+    }
+    localStorage.setItem("blacklist", JSON.stringify(needles));
+    document.getElementById("addword_text").value = "";
+    document.getElementById("addword_text").focus();
+    readBlacklist();
+    renewBlacklist();
+}
+
+renewBlacklist = function() {
+    var needles = JSON.parse(localStorage.getItem("blacklist"));
+    if (!needles) {
+        needles = new Array();
+    }
+    chrome.tabs.getSelected(null, function (tab) {
+        chrome.tabs.sendMessage(tab.id,
+            { blacklist: needles},
+            function (response) {}
+        );
+    });
+}
+
+addEventListener("load", function() {
+    var addwordBtn = document.getElementById("addword_btn");
+    var addwordTxt = document.getElementById("addword_text");
+    var currentUrlDiv = document.getElementById("current_url");
+
+    addwordBtn.addEventListener("click",
+        function() { addBlacklistItem(addwordTxt.value); }, false
+    );
+    
+    addwordTxt.addEventListener("keydown",
+        function(e) {
+            if (e.keyCode == 13) {
+                addBlacklistItem(addwordTxt.value);
+            }
+        }, false
+    );
+    
+    addwordTxt.focus();
+    
+    readBlacklist();
+}, false);