mirror of
https://github.com/gorhill/uBlock.git
synced 2024-09-15 07:22:28 +02:00
this makes shadow DOM work on Firefox
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f1b9e27fdb
commit
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@ -453,8 +453,7 @@ var uBlockCollapser = (function() {
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}
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// https://github.com/chrisaljoudi/uBlock/issues/158
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// Using CSSStyleDeclaration.setProperty is more reliable
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var template = vAPI.perNodeShadowTemplate;
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if ( template === null ) {
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if ( document.body.shadowRoot === undefined ) {
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while ( i-- ) {
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elems[i].style.setProperty('display', 'none', 'important');
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}
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@ -473,7 +472,6 @@ var uBlockCollapser = (function() {
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}
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shadow = elem.createShadowRoot();
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shadow.className = sessionId;
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shadow.appendChild(template.cloneNode(true));
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}
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};
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@ -54,14 +54,6 @@ if ( vAPI.contentscriptStartInjected ) {
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}
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vAPI.contentscriptStartInjected = true;
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vAPI.styles = vAPI.styles || [];
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vAPI.perNodeShadowTemplate = (function() {
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if ( typeof document.documentElement.createShadowRoot !== 'function' ) {
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return null;
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}
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var content = document.createElement('content');
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content.select = '#' + vAPI.sessionId;
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return content;
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})();
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/******************************************************************************/
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@ -172,8 +164,7 @@ var hideElements = function(selectors) {
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}
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// https://github.com/chrisaljoudi/uBlock/issues/158
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// Using CSSStyleDeclaration.setProperty is more reliable
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var template = vAPI.perNodeShadowTemplate;
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if ( template === null ) {
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if ( document.body.shadowRoot === undefined ) {
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while ( i-- ) {
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elems[i].style.setProperty('display', 'none', 'important');
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}
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@ -192,7 +183,6 @@ var hideElements = function(selectors) {
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}
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shadow = elem.createShadowRoot();
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shadow.className = sessionId;
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shadow.appendChild(template.cloneNode(true));
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}
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};
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@ -90,10 +90,9 @@ while ( i-- ) {
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}
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continue;
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}
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if ( shadow === null || shadow.className !== sessionId ) {
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continue;
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if ( shadow !== null && shadow.className === sessionId && shadow.firstElementChild === null ) {
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shadow.appendChild(document.createElement('content'));
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}
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shadow.children[0].select = '';
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}
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/******************************************************************************/
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@ -90,10 +90,9 @@ while ( i-- ) {
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}
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continue;
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}
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if ( shadow === null || shadow.className !== sessionId ) {
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continue;
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if ( shadow !== null && shadow.className === sessionId && shadow.firstElementChild !== null ) {
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shadow.removeChild(shadow.firstElementChild);
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}
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shadow.children[0].select = selector;
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}
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/******************************************************************************/
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@ -154,6 +154,7 @@ var pickerRoot = null;
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var highlightedElementLists = [ [], [], [] ];
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var nodeToIdMap = new WeakMap(); // No need to iterate
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var nodeToCosmeticFilterMap = new WeakMap();
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var toggledNodes = new Map();
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/******************************************************************************/
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@ -192,31 +193,6 @@ var domLayout = (function() {
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return nid;
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};
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// Collect all nodes which are directly affected by cosmetic filters: these
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// will be reported in the layout data.
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// TODO: take into account cosmetic filters added after the map is build.
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var nodeToCosmeticFilterMap = (function() {
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var out = new WeakMap();
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var styleTags = vAPI.styles || [];
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var i = styleTags.length;
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var selectors, styleText, j, selector, nodes, k;
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while ( i-- ) {
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styleText = styleTags[i].textContent;
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selectors = styleText.slice(0, styleText.lastIndexOf('\n')).split(/,\n/);
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j = selectors.length;
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while ( j-- ) {
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selector = selectors[j];
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nodes = document.querySelectorAll(selector);
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k = nodes.length;
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while ( k-- ) {
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out.set(nodes[k], selector);
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}
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}
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}
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return out;
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})();
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var selectorFromNode = function(node) {
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var str, attr, pos, sw, i;
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var tag = node.localName;
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@ -708,6 +684,29 @@ var cosmeticFilterFromTarget = function(nid, coarseSelector) {
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/******************************************************************************/
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var cosmeticFilterMapFromStyleTag = function(styleTag) {
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var filterMap = nodeToCosmeticFilterMap;
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var styleText = styleTag.textContent;
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var selectors = styleText.slice(0, styleText.lastIndexOf('\n')).split(/,\n/);
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var i = selectors.length;
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var selector, nodes, j, node;
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while ( i-- ) {
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selector = selectors[i];
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nodes = document.querySelectorAll(selector);
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j = nodes.length;
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while ( j-- ) {
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node = nodes[j];
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filterMap.set(node, selector);
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// Not all target nodes have necessarily been force-hidden,
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// do it now so that the inspector does not unhide these
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// nodes.
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hideNode(node);
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}
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}
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};
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/******************************************************************************/
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var elementsFromSelector = function(selector, context) {
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if ( !context ) {
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context = document;
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@ -772,7 +771,7 @@ var highlightElements = function(scrollTo) {
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svgRoot.children[i+1].setAttribute('d', islands.join('') || 'M0 0');
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}
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svgRoot.children[0].setAttribute('d', ocean.join(''));
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svgRoot.firstElementChild.setAttribute('d', ocean.join(''));
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if ( !scrollTo ) {
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return;
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@ -926,8 +925,8 @@ var showNode = function(node, v1, v2) {
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} else {
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node.style.setProperty('display', v1, v2);
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}
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} else if ( shadow !== null && shadow.className === sessionId ) {
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shadow.children[0].select = '';
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} else if ( shadow !== null && shadow.className === sessionId && shadow.firstElementChild === null ) {
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shadow.appendChild(document.createElement('content'));
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}
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};
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@ -940,26 +939,35 @@ var hideNode = function(node) {
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return;
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}
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if ( shadow !== null && shadow.className === sessionId ) {
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shadow.children[0].select = '#' + sessionId;
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if ( shadow.firstElementChild !== null ) {
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shadow.removeChild(shadow.firstElementChild);
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}
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return;
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}
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// not all node can be shadowed
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// not all nodes can be shadowed
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try {
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shadow = node.createShadowRoot();
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} catch (ex) {
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return;
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}
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shadow.className = sessionId;
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shadow.appendChild(vAPI.perNodeShadowTemplate.cloneNode(true));
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};
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/******************************************************************************/
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var toggleStylesVisibility = function(state) {
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var styleTags = vAPI.styles || [];
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var i = styleTags.length, sheet;
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var styleTag, sheet;
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var i = styleTags.length;
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while ( i-- ) {
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sheet = styleTags[i].sheet;
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styleTag = styleTags[i];
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// Collect all nodes which are directly affected by cosmetic filters: these
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// will be reported in the layout data.
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// TODO: take into account cosmetic filters added after the map is build.
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if ( state === false ) {
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cosmeticFilterMapFromStyleTag(styleTag);
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}
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sheet = styleTag.sheet;
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if ( sheet !== null ) {
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sheet.disabled = !state;
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}
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