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[tor-commits] [flashproxy/master] Adding opt-in page html and javascript.
commit 1f20f598494fba8612472545272d721f8f45468c
Author: Alexandre Allaire <alexandre.allaire@xxxxxxxxxxxxxx>
Date: Tue Dec 4 21:33:33 2012 -0500
Adding opt-in page html and javascript.
Adding some functional html and javascript for
the opt-in page (ticket #7063). There is no CSS
for the page yet.
---
proxy/options.html | 32 +++++++++++++++++++++++++
proxy/options.js | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 98 insertions(+), 0 deletions(-)
diff --git a/proxy/options.html b/proxy/options.html
new file mode 100644
index 0000000..109c626
--- /dev/null
+++ b/proxy/options.html
@@ -0,0 +1,32 @@
+<!DOCTYPE html>
+<html>
+<head>
+<meta charset="utf-8">
+</head>
+<body>
+<div>
+ <h4>Flash proxy options</h4>
+ <p>
+ This page enables you to use your web browser as a proxy to help
+ censored Internet users. When you click yes, your browser will act as a
+ censorship circumvention proxy as long as you are viewing a page with the
+ flash proxy badge: <img src="badge.png" alt="Internet Freedom">
+ </p>
+ <p>
+ <a href="http://crypto.stanford.edu/flashproxy/";>For more information on this system click here</a>.
+ </p>
+</div>
+<div id="setting">
+</div>
+<div id="buttons" style="display: none;">
+ <button id="yes">Yes</button><button id="no">No</button>
+</div>
+<div id="cookies_disabled" style="display: none;">
+ <p>
+ It seems your browser has cookies disabled. You will need to enable them in
+ order to set flash proxy settings.
+ </p>
+</div>
+<script type="text/javascript" src="options.js"></script>
+</body>
+</html>
diff --git a/proxy/options.js b/proxy/options.js
new file mode 100644
index 0000000..9dd06d2
--- /dev/null
+++ b/proxy/options.js
@@ -0,0 +1,66 @@
+/* This is the javascript for the opt-in page. It sets/deletes
+ a cookie which controls whether the flashproxy javascript
+ code should run or disable itself. */
+
+var COOKIE_NAME = "flashproxy";
+/* In seconds. */
+var COOKIE_LIFETIME = 60 * 60 * 24 * 365;
+
+window.addEventListener("load", function () {
+
+ /* This checks if cookies are enabled in the browser.
+ document.cookie has special behavior, if cookies
+ are disabled it will not retain any values stored in it. */
+ function cookies_enabled() {
+ /*Not supported in all browsers.*/
+ if (navigator.cookieEnabled) {
+ return true;
+ } else if (navigator.cookieEnabled === undefined) {
+ document.cookie = "test";
+ if (document.cookie.indexOf("test") !== -1)
+ return true;
+ }
+ return false;
+ }
+
+ /* Updates the text telling the user what his current setting is.
+ According to the DOM level 2 specification,
+ http://www.w3.org/TR/DOM-Level-2-HTML/html.html#ID-8747038,
+ document.cookie is always defined and non-null, so this function
+ is safe if cookies are disabled. */
+ function update_setting_text() {
+ var setting = document.getElementById("setting");
+ var prefix = "<p>Your current setting is: ";
+
+ if (document.cookie.indexOf(COOKIE_NAME) !== -1) {
+ setting.innerHTML = prefix + "use my browser as a proxy. " +
+ "Click no below to change your setting.</p>";
+ } else {
+ setting.innerHTML = prefix + "do not use my browser as a proxy. " +
+ "Click yes below to change your setting.</p>";
+ }
+ }
+
+ function set_cookie() {
+ document.cookie = COOKIE_NAME + "=; max-age=" + COOKIE_LIFETIME;
+ }
+
+ function del_cookie() {
+ document.cookie = COOKIE_NAME + "=; expires=Thu, 01 Jan 1970 00:00:00 GMT";
+ }
+
+ if (cookies_enabled()) {
+ var buttons = document.getElementById("buttons");
+ buttons.addEventListener("click", update_setting_text);
+ document.getElementById("yes").addEventListener("click", set_cookie);
+ document.getElementById("no").addEventListener("click", del_cookie);
+ buttons.style.display = "block";
+ update_setting_text();
+ } else {
+ document.getElementById("cookies_disabled").style.display = "block";
+ /* Manually set the text here as it refers to the buttons,
+ which won't show up if cookies are disabled. */
+ document.getElementById("setting").innerHTML = "<p>Your current setting is: " +
+ "do not use my browser as a proxy.</p>";
+ }
+});
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