diff options
| -rw-r--r-- | extension/background.js | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/extension/background.js b/extension/background.js index 750e8a9..7be7aa4 100644 --- a/extension/background.js +++ b/extension/background.js @@ -31,6 +31,13 @@ function queryTabs() { return new Promise((resolve, reject) => chrome.tabs.query({}, resolve)); } +async function debugTab(tabId) { + if (!debugged[tabId]) { + await new Promise(resolve => chrome.debugger.attach({tabId}, "1.3", resolve)); + debugged[tabId] = 0; + } + debugged[tabId] += 1; +} function sendDebuggerCommand(tabId, method, commandParams) { return new Promise((resolve, reject) => chrome.debugger.sendCommand({tabId}, method, commandParams, result => { @@ -115,27 +122,42 @@ const router = { return (tab.title + "\n").substr(offset, size); } }, - "document.body.innerText.txt": { + "text": { async read(path, fh, size, offset) { const tabId = parseInt(pathComponent(path, -2)); - if (!debugged[tabId]) { - await new Promise(resolve => chrome.debugger.attach({tabId}, "1.3", resolve)); - debugged[tabId] = 0; - } - debugged[tabId] += 1; + await debugTab(tabId); await sendDebuggerCommand(tabId, "Runtime.enable", {}); const {result} = await sendDebuggerCommand(tabId, "Runtime.evaluate", {expression: "document.body.innerText", returnByValue: true}); return result.value.substr(offset, size) } }, + "snapshot.mhtml": { + async read(path, fh, size, offset) { + const tabId = parseInt(pathComponent(path, -2)); + await debugTab(tabId); + await sendDebuggerCommand(tabId, "Page.enable", {}); + + const {data} = await sendDebuggerCommand(tabId, "Page.captureSnapshot"); + return data.substr(offset, size) + } + }, + "screenshot.png": { + // Broken. Filesystem hangs (? in JS?) and needs to be killed if you read this. + async read(path, fh, size, offset) { + const tabId = parseInt(pathComponent(path, -2)); + await debugTab(tabId); + await sendDebuggerCommand(tabId, "Page.enable", {}); + + const {data} = await sendDebuggerCommand(tabId, "Page.captureScreenshot"); + const buf = btoa(atob(data).substr(offset, size)); + return { buf, base64Encoded: true }; + } + }, + "resources": { async opendir(path) { const tabId = parseInt(pathComponent(path, -2)); - if (!debugged[tabId]) { - await new Promise(resolve => chrome.debugger.attach({tabId}, "1.3", resolve)); - debugged[tabId] = 0; - } - debugged[tabId] += 1; + await debugTab(tabId); return 0; }, async readdir(path) { |