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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
import {
ActionsProvider,
ActionsResult,
} from "resource:///modules/ActionsProvider.sys.mjs";
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
QuickActionsLoaderDefault:
"resource:///modules/QuickActionsLoaderDefault.sys.mjs",
UrlbarPrefs: "resource:///modules/UrlbarPrefs.sys.mjs",
});
// These prefs are relative to the `browser.urlbar` branch.
const ENABLED_PREF = "quickactions.enabled";
const MATCH_IN_PHRASE_PREF = "quickactions.matchInPhrase";
const MIN_SEARCH_PREF = "quickactions.minimumSearchString";
/**
* A provider that matches the urlbar input to built in actions.
*/
class ProviderQuickActions extends ActionsProvider {
get name() {
return "ActionsProviderQuickActions";
}
isActive(queryContext) {
return (
lazy.UrlbarPrefs.get(ENABLED_PREF) &&
!queryContext.searchMode &&
queryContext.trimmedSearchString.length < 50 &&
queryContext.trimmedSearchString.length >
lazy.UrlbarPrefs.get(MIN_SEARCH_PREF)
);
}
async queryAction(queryContext) {
await lazy.QuickActionsLoaderDefault.ensureLoaded();
let input = queryContext.trimmedLowerCaseSearchString;
let results = [...(this.#prefixes.get(input) ?? [])];
if (lazy.UrlbarPrefs.get(MATCH_IN_PHRASE_PREF)) {
for (let [keyword, key] of this.#keywords) {
if (input.includes(keyword)) {
results.push(key);
}
}
}
// Remove invisible actions.
results = results.filter(key => {
const action = this.#actions.get(key);
return action.isVisible?.() ?? true;
});
if (!results.length) {
return null;
}
let action = this.#actions.get(results[0]);
return new ActionsResult({
key: results[0],
l10nId: action.label,
icon: action.icon,
dataset: {
action: results[0],
inputLength: queryContext.trimmedSearchString.length,
},
});
}
pickAction(_queryContext, _controller, element) {
let action = element.dataset.action;
let inputLength = Math.min(element.dataset.inputLength, 10);
Services.telemetry.keyedScalarAdd(
`quickaction.picked`,
`${action}-${inputLength}`,
1
);
let options = this.#actions.get(action).onPick();
if (options?.focusContent) {
element.ownerGlobal.gBrowser.selectedBrowser.focus();
}
}
/**
* Adds a new QuickAction.
*
* @param {string} key A key to identify this action.
* @param {string} definition An object that describes the action.
*/
addAction(key, definition) {
this.#actions.set(key, definition);
definition.commands.forEach(cmd => this.#keywords.set(cmd, key));
this.#loopOverPrefixes(definition.commands, prefix => {
let result = this.#prefixes.get(prefix);
if (result) {
if (!result.includes(key)) {
result.push(key);
}
} else {
result = [key];
}
this.#prefixes.set(prefix, result);
});
}
/**
* Removes an action.
*
* @param {string} key A key to identify this action.
*/
removeAction(key) {
let definition = this.#actions.get(key);
this.#actions.delete(key);
definition.commands.forEach(cmd => this.#keywords.delete(cmd));
this.#loopOverPrefixes(definition.commands, prefix => {
let result = this.#prefixes.get(prefix);
if (result) {
result = result.filter(val => val != key);
}
this.#prefixes.set(prefix, result);
});
}
// A map from keywords to an action.
#keywords = new Map();
// A map of all prefixes to an array of actions.
#prefixes = new Map();
// The actions that have been added.
#actions = new Map();
#loopOverPrefixes(commands, fun) {
for (const command of commands) {
// Loop over all the prefixes of the word, ie
// "", "w", "wo", "wor", stopping just before the full
// word itself which will be matched by the whole
// phrase matching.
for (let i = 1; i <= command.length; i++) {
let prefix = command.substring(0, command.length - i);
fun(prefix);
}
}
}
}
export var ActionsProviderQuickActions = new ProviderQuickActions();
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