Publish Vulpes Preview 15 sources for desktop, Android and Tundra
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
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25901 changed files with 9982925 additions and 369 deletions
155
host/actors/VulpesChild.sys.mjs
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155
host/actors/VulpesChild.sys.mjs
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export class VulpesChild extends JSWindowActorChild {
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handleEvent(event) {
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if(['focusin','pointerdown'].includes(event.type)) {
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if(this.editing) return;
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if(!Services.cpmm.sharedData.get('vulpes:native-input')) return;
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let element=event.target;
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if(element?.isContentEditable) element=element.closest('[contenteditable=true]') || element;
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const editable=element?.isContentEditable || (['input','textarea'].includes(element?.localName) && !['button','submit','range','checkbox','radio','date','time','datetime-local','file'].includes(element.type));
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if(!editable || element.disabled || element.readOnly) {
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if(event.type==='pointerdown') this.sendAsyncMessage('Vulpes:InputFocus',null);
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return;
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}
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this.inputElement=element;
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this.sendAsyncMessage('Vulpes:InputFocus',this.inputState());
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return;
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}
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if (event.type !== 'DOMDocElementInserted') return;
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const win = this.contentWindow;
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const request = (data) =>
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new win.Promise((resolve, reject) => {
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try {
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this.sendQuery('Vulpes:Request', Cu.cloneInto(data, {})).then(
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(value) => resolve(Cu.cloneInto(value, win)),
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() => reject(new win.DOMException('The host connection closed', 'AbortError')),
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);
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} catch (_) {
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reject(new win.DOMException('Invalid message', 'DataCloneError'));
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}
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});
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Cu.exportFunction(request, win.navigator, { defineAs: 'vulpesRequest' });
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Cu.exportFunction(
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(frame, data) => {
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const native = Cu.unwaiveXrays(frame);
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if (native.ownerDocument !== this.document || native.localName !== 'iframe')
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throw new win.DOMException('Invalid view', 'SecurityError');
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const params = Cu.cloneInto(data, {});
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params.contextId = native.browsingContext.id;
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if (params.operation === 'geometry') {
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const rect = native.getBoundingClientRect();
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const samples = [
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[0.5, 0.5],
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[0.05, 0.05],
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[0.95, 0.05],
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[0.05, 0.95],
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[0.95, 0.95],
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];
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const unobscured = samples.every(
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([x, y]) =>
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this.document.elementFromPoint(
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rect.left + rect.width * x,
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rect.top + rect.height * y,
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) === native,
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);
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params.geometry = {
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left: rect.left + win.mozInnerScreenX,
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top: rect.top + win.mozInnerScreenY,
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width: rect.width,
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height: rect.height,
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visible:
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unobscured &&
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native.checkVisibility({ checkOpacity: true, checkVisibilityCSS: true }),
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};
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}
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return request(Cu.cloneInto({ version: 1, id: 0, method: 'views.request', params }, win));
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},
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win.navigator,
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{ defineAs: 'vulpesFrameRequest', allowCrossOriginArguments: true },
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);
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Cu.exportFunction(
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(id) => {
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for (const frame of this.document.querySelectorAll('iframe'))
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if (frame.browsingContext?.id === id) return frame;
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return null;
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},
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win.navigator,
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{ defineAs: 'vulpesFrameForContext' },
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);
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}
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inputState() {
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const e=this.inputElement;
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const text=e.isContentEditable ? e.textContent : e.value;
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const selection=this.contentWindow.getSelection();
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let start=e.selectionStart ?? text.length, end=e.selectionEnd ?? start;
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if(e.isContentEditable && selection.rangeCount && e.contains(selection.anchorNode)) {
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const range=this.document.createRange();range.selectNodeContents(e);
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range.setEnd(selection.anchorNode,selection.anchorOffset);start=range.toString().length;
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range.setEnd(selection.focusNode,selection.focusOffset);end=range.toString().length;
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[start,end]=[Math.min(start,end),Math.max(start,end)];
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}
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return {type:e.isContentEditable?'contenteditable':e.localName,inputType:e.type || (e.classList.contains('recipient')?'tel':'text'),
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inputMode:e.inputMode || (e.classList.contains('recipient')?'tel':''),
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text:e.type==='password'?'':text,selectionStart:start,selectionEnd:end};
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}
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edit(p) {
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const e=this.inputElement,win=this.contentWindow;
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if(!e?.isConnected || this.document.hidden) throw Error('INPUT_CONTEXT_EXPIRED');
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this.editing=true;
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try {e.focus();} finally {this.editing=false;}
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// A touch can focus a new contenteditable while Gecko retains the previous
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// field's selection. execCommand follows that selection, not activeElement.
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if(e.isContentEditable) {
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const selection=win.getSelection();
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if(!e.contains(selection.anchorNode) || !e.contains(selection.focusNode)) {
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const range=this.document.createRange();
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range.selectNodeContents(e);range.collapse(false);
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selection.removeAllRanges();selection.addRange(range);
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}
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}
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if(p.operation==='key') {
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let key=typeof p.key==='object'?p.key.key:p.key;
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if(key===8 || key==='Backspace') this.document.execCommand('delete');
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else if(key===13 || key==='Enter') {
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const options={key:'Enter',code:'Enter',keyCode:13,charCode:13,which:13,bubbles:true,cancelable:true};
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const accepted=e.dispatchEvent(new win.KeyboardEvent('keydown',options)) && e.dispatchEvent(new win.KeyboardEvent('keypress',options));
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if(accepted && (e.isContentEditable || e.localName==='textarea')) this.document.execCommand('insertLineBreak');
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e.dispatchEvent(new win.KeyboardEvent('keyup',options));
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} else {
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const text=typeof key==='string'?key:String.fromCodePoint(p.charCode || key);
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if(text.length>16) throw Error('INVALID_VALUE');
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this.document.execCommand('insertText',false,text);
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}
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} else if(['selection','replace'].includes(p.operation)) {
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const state=this.inputState();
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const start=p.operation==='selection'?p.start:state.selectionStart+(p.offset||0);
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const length=p.length||0;
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if(!Number.isInteger(start)||!Number.isInteger(length)||start<0||length<0||start+length>(e.value ?? e.textContent).length) throw Error('INVALID_VALUE');
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if(e.isContentEditable) {
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const walker=this.document.createTreeWalker(e,win.NodeFilter.SHOW_TEXT);
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const points=[];let offset=0,node;
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while((node=walker.nextNode())) {points.push({node,start:offset,end:offset+node.length});offset+=node.length;}
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const point=index=>{const part=points.find(p=>index<=p.end);return part?[part.node,index-part.start]:[e,0];};
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const range=this.document.createRange();range.setStart(...point(start));range.setEnd(...point(start+length));
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win.getSelection().removeAllRanges();win.getSelection().addRange(range);
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} else e.setSelectionRange(start,start+length);
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if(p.operation==='replace') {
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if(typeof p.text!=='string'||p.text.length>4096) throw Error('INVALID_VALUE');
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this.document.execCommand('insertText',false,p.text);
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}
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} else throw Error('METHOD_NOT_SUPPORTED');
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return this.inputState();
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}
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receiveMessage(message) {
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if(message.name==='Vulpes:Edit') return this.edit(message.data);
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if (message.name === 'Vulpes:ViewAlive') {
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return Array.from(this.document.querySelectorAll('iframe')).some(
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(frame) => frame.isConnected && frame.browsingContext?.id === message.data.contextId,
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);
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}
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if (message.name !== 'Vulpes:Event') return;
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const win = this.contentWindow;
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win.dispatchEvent(
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new win.CustomEvent('vulpes-service-event', { detail: Cu.cloneInto(message.data, win) }),
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);
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}
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}
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