From 2483e940040d97044d6e16d4628b3143060addac Mon Sep 17 00:00:00 2001
From: Christian Franke <nobody@nowhere.ws>
Date: Wed, 13 Mar 2013 01:36:00 +0100
Subject: World censorship day is over

---
 public/inc/zensur.js | 169 ---------------------------------------------------
 1 file changed, 169 deletions(-)
 delete mode 100644 public/inc/zensur.js

(limited to 'public/inc')

diff --git a/public/inc/zensur.js b/public/inc/zensur.js
deleted file mode 100644
index d6b4d29..0000000
--- a/public/inc/zensur.js
+++ /dev/null
@@ -1,169 +0,0 @@
-(function() {
-  // states
-  // 0: uncensored
-  // 1: start_censor
-  // 2: censored
-  // state transition probabilities:
-  var p_trans = [
-    // x     uncensored   -> uncensored
-    0.08, // uncensored   -> start_censor
-    // 0     uncensored   -> censored
-    // 0     start_censor -> uncensored
-    // 0     start_censor -> start_censor
-    // 1     start_censor -> censored
-    0.55, // censored   -> uncensored
-    // 0     censored   -> start_censor
-    // x     censored   -> censored
-  ];
-  var censored_tag = "span";
-  var censored_class = "censored";
-  var start_censor = "<" + censored_tag + " class=\"" + censored_class + "\">";
-  var stop_censor = "</" + censored_tag + ">";
-  var re_censor = /[0-9A-Za-z]/;
-  var isCensored = true;
-  var censoredElements = [];
-
-  function splitWords(text) {
-    // some older IEs don't suppport capturing parentheses
-    // return text.split(/([\t\n\r ])/);
-    if (text.length === 0) {
-      return [""];
-    }
-    var words = [];
-    var last_i = 0;
-    for (var i = 0; i < text.length; i++) {
-      switch(text[i]) {
-        case '\t':
-        case '\n':
-        case '\r':
-        case ' ':
-          if (last_i !== i) {
-            words.push(text.slice(last_i, i));
-          }
-          words.push(text[i]);
-          last_i = i + 1;
-      }
-    }
-    if (last_i !== text.length) {
-      words.push(text.slice(last_i));
-    }
-    return words;
-  }
-
-  function censorWord(state, word) {
-    // ignore words not containing letters (may be spaces only)
-    if (!word.match(re_censor)) {
-      return word;
-    }
-
-    var r = Math.random();
-    var prefix = "";
-    var suffix = "";
-
-    if (state.s === 1) {
-      // start_censor -> censored
-      state.s = 2;
-      prefix = start_censor;
-    }
-
-    if (state.s === 0 && r < p_trans[0]) {
-      // uncensored -> start_censor
-      state.s = 1;
-    }
-    else if (state.s === 2 && r < p_trans[1]) {
-      // censored -> uncensored
-      state.s = 0;
-      suffix = stop_censor;
-    }
-
-    return prefix + word + suffix;
-  }
-
-  function censorTextNode(node) {
-    var state = { s: 0 };
-    if (Math.random() < p_trans[0]) {
-      // start_censor
-      state.s = 1;
-    }
-    var words = splitWords(node.nodeValue);
-    for (var i in words) {
-      words[i] = censorWord(state, words[i]);
-    }
-    if (state.s === 2) {
-      words[words.length-1] = words[words.length-1] + stop_censor;
-    }
-    var newnode = document.createElement(censored_tag);
-    newnode.innerHTML = words.join("");
-    return newnode;
-  }
-
-  function censorElement(element, on) {
-    var childs = element.childNodes;
-    var uncensored = false;
-    for (var i in childs) {
-
-      if (childs[i].nodeType === 1 &&
-          childs[i].nodeName !== "OPTION" &&
-          childs[i].nodeName !== "SCRIPT" &&
-          childs[i].nodeName !== "SELECT" &&
-          childs[i].nodeName !== "STYLE" &&
-          childs[i].nodeName !== "TEXTAREA" &&
-          childs[i].nodeName !== "TITLE")
-      {
-        if (!on &&
-            childs[i].nodeName === censored_tag.toUpperCase() &&
-            childs[i].className === censored_class &&
-            childs[i].childNodes.length === 1)
-        {
-          uncensored = true;
-          element.replaceChild(childs[i].childNodes[0], childs[i]);
-        }
-
-        var childUncensored = censorElement(childs[i], on);
-        if (!on && childUncensored)
-        {
-          var newnode = document.createTextNode("");
-          for (var j in childs[i].childNodes) {
-            if (!childs[i].childNodes[j].nodeType === 3) {
-              return;
-            }
-            if (childs[i].childNodes[j].nodeValue) {
-              newnode.nodeValue += childs[i].childNodes[j].nodeValue;
-            }
-          }
-          element.replaceChild(newnode, childs[i]);
-        }
-      }
-
-      else if (on &&
-          childs[i].nodeType === 3 &&
-          childs[i].nodeValue.match(re_censor))
-      {
-        element.replaceChild(censorTextNode(childs[i]), childs[i]);
-      }
-
-    }
-
-    return uncensored;
-  }
-
-  function doCensor(on) {
-    for (var i in censoredElements) {
-      censorElement(censoredElements[i], on);
-    }
-  }
-
-  window.zensurjs = function(arg) {
-    if (arg === undefined) {
-      isCensored = !isCensored;
-      doCensor(isCensored);
-    }
-    else {
-      censoredElements.push(arg);
-      if (isCensored) {
-        censorElement(arg, true);
-      }
-    }
-    return isCensored;
-  };
-})();
-- 
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