From 6565d921d8384840180e5f61c09a6b51c2e2bc54 Mon Sep 17 00:00:00 2001
From: Mike Frysinger <vapier@gentoo.org>
Date: Tue, 29 Jan 2013 22:32:03 -0500
Subject: [PATCH] add an option to automatically purge history

---
 _locales/en/messages.json  |  1 +
 css/options.css            |  3 ++-
 javascript/background.js   |  4 +++-
 javascript/clearhistory.js | 30 ++++++++++++++++++++++++------
 javascript/options.js      |  3 +++
 manifest.json              |  1 +
 views/options.html         | 12 ++++++++++++
 7 files changed, 46 insertions(+), 8 deletions(-)

diff --git a/_locales/en/messages.json b/_locales/en/messages.json
index e85b3a6..52b1e3c 100644
--- a/_locales/en/messages.json
+++ b/_locales/en/messages.json
@@ -18,6 +18,7 @@
   "optionsPrompt": {"message": "Prompt before deleting"},
   "optionsCookies": {"message": "Clear cookies too"},
   "optionsSaved": {"message": "Preferences saved!"},
+  "optionsAutoclear": {"message": "Automatically purge old entries"},
   "confirmPrompt": {"message": "Are you sure you want to delete the history?"},
   "notificationTitle": {"message": "History deleted successfully!"},
   "notificationTime": {
diff --git a/css/options.css b/css/options.css
index cdd6c74..6e8cf79 100644
--- a/css/options.css
+++ b/css/options.css
@@ -51,7 +51,8 @@ hr {
 }
 #opt-time,
 #opt-prompt,
-#opt-cookies {
+#opt-cookies,
+#opt-autoclear {
   background-color: white;
   clear: left;
   margin: 5px auto;
diff --git a/javascript/background.js b/javascript/background.js
index ed52f43..9473cda 100644
--- a/javascript/background.js
+++ b/javascript/background.js
@@ -29,5 +29,7 @@ var CONSTANTS = {
    * @type {string}
    * @const
    */
-  NO: 'no'
+  NO: 'no',
+
+  CLEANER_ALARM: 'auto-cleaner'
 };
diff --git a/javascript/clearhistory.js b/javascript/clearhistory.js
index b2d2714..7c9596f 100644
--- a/javascript/clearhistory.js
+++ b/javascript/clearhistory.js
@@ -90,6 +90,16 @@ function clearHistory() {
   }
 }
 
+function runCleaner() {
+  var clearCookies = localStorage['cookies'] || CONSTANTS.NO;
+
+  if (clearCookies === CONSTANTS.YES) {
+    clearCookies(clearHistory);
+  } else {
+    clearHistory();
+  }
+}
+
 /**
  * Executes when the user clicks the browser action. Uses stored values from
  * {@code localStorage}
@@ -97,7 +107,6 @@ function clearHistory() {
 chrome.browserAction.onClicked.addListener(function(tab) {
   // Get the value from localStorage
   var showPrompt = localStorage['prompt'] || CONSTANTS.YES;
-  var clearCookies = localStorage['cookies'] || CONSTANTS.NO;
 
   // The confirmation message to ask
   var message = chrome.i18n.getMessage('confirmPrompt');
@@ -107,9 +116,18 @@ chrome.browserAction.onClicked.addListener(function(tab) {
     if (!confirm(message))
       return;
   }
-  if (clearCookies === CONSTANTS.YES) {
-    clearCookies(clearHistory);
-  } else {
-    clearHistory();
-  }
+  runCleaner();
+});
+
+chrome.alarms.create(CONSTANTS.CLEANER_ALARM, {
+  // First fire 10 minutes from now.
+  'when': Date.now() + (10 * 60 * 1000),
+  'periodInMinutes': 24 * 60
+});
+
+chrome.alarms.onAlarm.addListener(function(alarm) {
+  var autoCleaner = localStorage['autoclear'] || CONSTANTS.NO;
+  if (autoCleaner === CONSTANTS.YES)
+    runCleaner();
+  console.log('running');
 });
diff --git a/javascript/options.js b/javascript/options.js
index 17139d5..f6dfcad 100644
--- a/javascript/options.js
+++ b/javascript/options.js
@@ -32,6 +32,7 @@ function init() {
   $('#optionsTimeFor')[0].innerText = chrome.i18n.getMessage('optionsTimeFor');
   $('#optionsTimeStart')[0].innerText = chrome.i18n.getMessage('optionsTimeStart');
   $('#optionsCookies')[0].innerText = chrome.i18n.getMessage('optionsCookies');
+  $('#optionsAutoclear')[0].innerText = chrome.i18n.getMessage('optionsAutoclear');
   $('#optionsSaved > b')[0].innerText = chrome.i18n.getMessage('optionsSaved');
 
   // Bind all the callbacks
@@ -52,11 +53,13 @@ function init() {
   var showPrompt = localStorage['prompt'] ||
                    (localStorage['prompt'] = CONSTANTS.YES);
   var clearCookies = localStorage['cookies'] || CONSTANTS.NO;
+  var autoClear = localStorage['autoclear'] || CONSTANTS.NO;
 
   $('input[name=timeStart]')[0].checked = (timeStart === CONSTANTS.YES);
   $('input[name=time][value="' + time + '"]')[0].checked = true;
   $('input[name=prompt]')[0].checked = (showPrompt === CONSTANTS.YES);
   $('input[name=cookies]')[0].checked = (clearCookies === CONSTANTS.YES);
+  $('input[name=autoclear]')[0].checked = (autoClear === CONSTANTS.YES);
 }
 
 /**
diff --git a/manifest.json b/manifest.json
index a4ff4ff..d089fb6 100644
--- a/manifest.json
+++ b/manifest.json
@@ -5,6 +5,7 @@
   "version": "1.5.0",
   "description": "__MSG_description__",
   "permissions": [
+    "alarms",
     "tabs",
     "history",
     "cookies",
diff --git a/views/options.html b/views/options.html
index 9b909eb..6ac4f67 100644
--- a/views/options.html
+++ b/views/options.html
@@ -93,6 +93,18 @@
           </div>
         </div>
         <hr>
+        <div id="opt-autoclear">
+          <div class="opt-name">
+            <b>&nbsp;</b>
+          </div>
+          <div class="opt-value">
+            <div class="opt-option">
+              <input name="autoclear" class="opt-chk" type="checkbox">
+              <div class="opt-label" id="optionsAutoclear"></div>
+            </div>
+          </div>
+        </div>
+        <hr>
         <div id="optionsSaved">
           <b></b>
         </div>
-- 
2.39.2