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-rw-r--r--ext/js/background/backend.js102
1 files changed, 46 insertions, 56 deletions
diff --git a/ext/js/background/backend.js b/ext/js/background/backend.js
index dd233abb..3cac2e4d 100644
--- a/ext/js/background/backend.js
+++ b/ext/js/background/backend.js
@@ -139,7 +139,8 @@ class Backend {
['textHasJapaneseCharacters', {async: false, contentScript: true, handler: this._onApiTextHasJapaneseCharacters.bind(this)}],
['getTermFrequencies', {async: true, contentScript: true, handler: this._onApiGetTermFrequencies.bind(this)}],
['findAnkiNotes', {async: true, contentScript: true, handler: this._onApiFindAnkiNotes.bind(this)}],
- ['loadExtensionScripts', {async: true, contentScript: true, handler: this._onApiLoadExtensionScripts.bind(this)}]
+ ['loadExtensionScripts', {async: true, contentScript: true, handler: this._onApiLoadExtensionScripts.bind(this)}],
+ ['openCrossFramePort', {async: false, contentScript: true, handler: this._onApiOpenCrossFramePort.bind(this)}]
]);
this._messageHandlersWithProgress = new Map([
]);
@@ -189,9 +190,6 @@ class Backend {
chrome.tabs.onZoomChange.addListener(onZoomChange);
}
- const onConnect = this._onWebExtensionEventWrapper(this._onConnect.bind(this));
- chrome.runtime.onConnect.addListener(onConnect);
-
const onMessage = this._onMessageWrapper.bind(this);
chrome.runtime.onMessage.addListener(onMessage);
@@ -331,58 +329,6 @@ class Backend {
return invokeMessageHandler(messageHandler, params, callback, sender);
}
- _onConnect(port) {
- try {
- let details;
- try {
- details = JSON.parse(port.name);
- } catch (e) {
- return;
- }
- if (details.name !== 'background-cross-frame-communication-port') { return; }
-
- const senderTabId = (port.sender && port.sender.tab ? port.sender.tab.id : null);
- if (typeof senderTabId !== 'number') {
- throw new Error('Port does not have an associated tab ID');
- }
- const senderFrameId = port.sender.frameId;
- if (typeof senderFrameId !== 'number') {
- throw new Error('Port does not have an associated frame ID');
- }
- let {targetTabId, targetFrameId} = details;
- if (typeof targetTabId !== 'number') {
- targetTabId = senderTabId;
- }
-
- const details2 = {
- name: 'cross-frame-communication-port',
- sourceTabId: senderTabId,
- sourceFrameId: senderFrameId
- };
- let forwardPort = chrome.tabs.connect(targetTabId, {frameId: targetFrameId, name: JSON.stringify(details2)});
-
- const cleanup = () => {
- this._checkLastError(chrome.runtime.lastError);
- if (forwardPort !== null) {
- forwardPort.disconnect();
- forwardPort = null;
- }
- if (port !== null) {
- port.disconnect();
- port = null;
- }
- };
-
- port.onMessage.addListener((message) => { forwardPort.postMessage(message); });
- forwardPort.onMessage.addListener((message) => { port.postMessage(message); });
- port.onDisconnect.addListener(cleanup);
- forwardPort.onDisconnect.addListener(cleanup);
- } catch (e) {
- port.disconnect();
- log.error(e);
- }
- }
-
_onZoomChange({tabId, oldZoomFactor, newZoomFactor}) {
this._sendMessageTabIgnoreResponse(tabId, {action: 'Yomichan.zoomChanged', params: {oldZoomFactor, newZoomFactor}});
}
@@ -2273,4 +2219,48 @@ class Backend {
}
return results;
}
+
+ _onApiOpenCrossFramePort({targetTabId, targetFrameId}, sender) {
+ const sourceTabId = (sender && sender.tab ? sender.tab.id : null);
+ if (typeof sourceTabId !== 'number') {
+ throw new Error('Port does not have an associated tab ID');
+ }
+ const sourceFrameId = sender.frameId;
+ if (typeof sourceFrameId !== 'number') {
+ throw new Error('Port does not have an associated frame ID');
+ }
+
+ const sourceDetails = {
+ name: 'cross-frame-communication-port',
+ otherTabId: targetTabId,
+ otherFrameId: targetFrameId
+ };
+ const targetDetails = {
+ name: 'cross-frame-communication-port',
+ otherTabId: sourceTabId,
+ otherFrameId: sourceFrameId
+ };
+ let sourcePort = chrome.tabs.connect(sourceTabId, {frameId: sourceFrameId, name: JSON.stringify(sourceDetails)});
+ let targetPort = chrome.tabs.connect(targetTabId, {frameId: targetFrameId, name: JSON.stringify(targetDetails)});
+
+ const cleanup = () => {
+ console.log('cross-frame cleanup', targetPort, sourcePort);
+ this._checkLastError(chrome.runtime.lastError);
+ if (targetPort !== null) {
+ targetPort.disconnect();
+ targetPort = null;
+ }
+ if (sourcePort !== null) {
+ sourcePort.disconnect();
+ sourcePort = null;
+ }
+ };
+
+ sourcePort.onMessage.addListener((message) => { targetPort.postMessage(message); });
+ targetPort.onMessage.addListener((message) => { sourcePort.postMessage(message); });
+ sourcePort.onDisconnect.addListener(cleanup);
+ targetPort.onDisconnect.addListener(cleanup);
+
+ return {targetTabId, targetFrameId};
+ }
}