Created
June 30, 2011 00:14
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Local Storage Message Passing Chrome Extension
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| <!doctype html> | |
| <script> | |
| chrome.browserAction.onClicked.addListener(function(tab) { | |
| chrome.tabs.sendRequest(tab.id, {method: "getLocalStorage"}, function(response) { | |
| var myObjectRetrieved = JSON.parse(response.data); | |
| console.log(myObjectRetrieved); | |
| }); | |
| }); | |
| // Automatically inject all pages with the content script when the extension | |
| // first installed by the user. Instead of refreshing the page all the time. | |
| // From: http://stackoverflow.com/questions/2399389/chrome-extension-first-run/2401788#2401788 | |
| function onInstall() { | |
| // Install the content script to all opened windows. | |
| // From: https://github.com/mohamedmansour/reload-all-tabs-extension/blob/master/js/reload_controller.js#L96 | |
| chrome.windows.getAll({ populate: true }, function(windows) { | |
| for (var w = 0; w < windows.length; w++) { | |
| var tabs = windows[w].tabs; | |
| for (var t = 0; t < tabs.length; t++) { | |
| var tab = tabs[t]; | |
| if (tab.url.indexOf('http') == 0) { // Only inject in web pages. | |
| chrome.tabs.executeScript(tab.id, { file: 'page.js' }); | |
| } | |
| } | |
| } | |
| }); | |
| } | |
| function getVersion() { | |
| var details = chrome.app.getDetails(); | |
| return details.version; | |
| } | |
| var currVersion = getVersion(); | |
| var prevVersion = localStorage['version'] | |
| if (currVersion != prevVersion) { | |
| // Check if we just installed this extension. | |
| if (typeof prevVersion == 'undefined') { | |
| onInstall(); | |
| } | |
| localStorage['version'] = currVersion; | |
| } | |
| </script> |
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| { | |
| "name": "Local Storage Passing", | |
| "version": "0.1", | |
| "description": "Local Storage Passing", | |
| "background_page": "background.html", | |
| "permissions": [ "tabs", "http://*/*", "https://*/*" ], | |
| "browser_action": { | |
| "default_title": "Local Storage Passing", | |
| "default_icon": "icon16.png" | |
| }, | |
| "content_scripts": [{ | |
| "matches": ["http://*/*", "https://*/*"], | |
| "js": ["page.js"], | |
| "run_at": "document_end" | |
| }] | |
| } |
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| chrome.extension.onRequest.addListener(function(request, sender, sendResponse) { | |
| if (request.method == 'getLocalStorage') { | |
| var objectString = JSON.stringify(localStorage); | |
| sendResponse({data: objectString}); | |
| } else { | |
| sendResponse({}); // snub them. | |
| } | |
| }); |
Still a valid implementation to access domains local storage?
I believe localStorage is shared, test it out I believe.
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Still a valid implementation to access domains local storage?