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+#ifdef 0
+/* 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/. */
+#endif
+
+const THUMBNAIL_PLACEHOLDER_ENABLED =
+ Services.prefs.getBoolPref("browser.newtabpage.thumbnailPlaceholder");
+
+/**
+ * This class represents a site that is contained in a cell and can be pinned,
+ * moved around or deleted.
+ */
+function Site(aNode, aLink) {
+ this._node = aNode;
+ this._node._newtabSite = this;
+
+ this._link = aLink;
+
+ this._render();
+ this._addEventHandlers();
+}
+
+Site.prototype = {
+ /**
+ * The site's DOM node.
+ */
+ get node() { return this._node; },
+
+ /**
+ * The site's link.
+ */
+ get link() { return this._link; },
+
+ /**
+ * The url of the site's link.
+ */
+ get url() { return this.link.url; },
+
+ /**
+ * The title of the site's link.
+ */
+ get title() { return this.link.title || this.link.url; },
+
+ /**
+ * The site's parent cell.
+ */
+ get cell() {
+ let parentNode = this.node.parentNode;
+ return parentNode && parentNode._newtabCell;
+ },
+
+ /**
+ * Pins the site on its current or a given index.
+ * @param aIndex The pinned index (optional).
+ * @return true if link changed type after pin
+ */
+ pin: function Site_pin(aIndex) {
+ if (typeof aIndex == "undefined")
+ aIndex = this.cell.index;
+
+ this._updateAttributes(true);
+ let changed = gPinnedLinks.pin(this._link, aIndex);
+ if (changed) {
+ // render site again
+ this._render();
+ }
+ return changed;
+ },
+
+ /**
+ * Unpins the site and calls the given callback when done.
+ */
+ unpin: function Site_unpin() {
+ if (this.isPinned()) {
+ this._updateAttributes(false);
+ gPinnedLinks.unpin(this._link);
+ gUpdater.updateGrid();
+ }
+ },
+
+ /**
+ * Checks whether this site is pinned.
+ * @return Whether this site is pinned.
+ */
+ isPinned: function Site_isPinned() {
+ return gPinnedLinks.isPinned(this._link);
+ },
+
+ /**
+ * Blocks the site (removes it from the grid) and calls the given callback
+ * when done.
+ */
+ block: function Site_block() {
+ if (!gBlockedLinks.isBlocked(this._link)) {
+ gUndoDialog.show(this);
+ gBlockedLinks.block(this._link);
+ gUpdater.updateGrid();
+ }
+ },
+
+ /**
+ * Gets the DOM node specified by the given query selector.
+ * @param aSelector The query selector.
+ * @return The DOM node we found.
+ */
+ _querySelector: function Site_querySelector(aSelector) {
+ return this.node.querySelector(aSelector);
+ },
+
+ /**
+ * Updates attributes for all nodes which status depends on this site being
+ * pinned or unpinned.
+ * @param aPinned Whether this site is now pinned or unpinned.
+ */
+ _updateAttributes: function (aPinned) {
+ let control = this._querySelector(".newtab-control-pin");
+
+ if (aPinned) {
+ this.node.setAttribute("pinned", true);
+ control.setAttribute("title", newTabString("unpin"));
+ } else {
+ this.node.removeAttribute("pinned");
+ control.setAttribute("title", newTabString("pin"));
+ }
+ },
+
+ _newTabString: function(str, substrArr) {
+ let regExp = /%[0-9]\$S/g;
+ let matches;
+ while ((matches = regExp.exec(str))) {
+ let match = matches[0];
+ let index = match.charAt(1); // Get the digit in the regExp.
+ str = str.replace(match, substrArr[index - 1]);
+ }
+ return str;
+ },
+
+ _getSuggestedTileExplanation: function() {
+ let targetedName = `<strong> ${this.link.targetedName} </strong>`;
+ let targetedSite = `<strong> ${this.link.targetedSite} </strong>`;
+ if (this.link.explanation) {
+ return this._newTabString(this.link.explanation, [targetedName, targetedSite]);
+ }
+ return newTabString("suggested.button", [targetedName]);
+ },
+
+ /**
+ * Checks for and modifies link at campaign end time
+ */
+ _checkLinkEndTime: function Site_checkLinkEndTime() {
+ if (this.link.endTime && this.link.endTime < Date.now()) {
+ let oldUrl = this.url;
+ // chop off the path part from url
+ this.link.url = Services.io.newURI(this.url, null, null).resolve("/");
+ // clear supplied images - this triggers thumbnail download for new url
+ delete this.link.imageURI;
+ delete this.link.enhancedImageURI;
+ // remove endTime to avoid further time checks
+ delete this.link.endTime;
+ // clear enhanced-content image that may still exist in preloaded page
+ this._querySelector(".enhanced-content").style.backgroundImage = "";
+ gPinnedLinks.replace(oldUrl, this.link);
+ }
+ },
+
+ /**
+ * Renders the site's data (fills the HTML fragment).
+ */
+ _render: function Site_render() {
+ // first check for end time, as it may modify the link
+ this._checkLinkEndTime();
+ // setup display variables
+ let url = this.url;
+ let title = this.link.type == "history" ? this.link.baseDomain :
+ this.title;
+ let tooltip = (this.title == url ? this.title : this.title + "\n" + url);
+
+ let link = this._querySelector(".newtab-link");
+ link.setAttribute("title", tooltip);
+ link.setAttribute("href", url);
+ this.node.setAttribute("type", this.link.type);
+
+ let titleNode = this._querySelector(".newtab-title");
+ titleNode.textContent = title;
+ if (this.link.titleBgColor) {
+ titleNode.style.backgroundColor = this.link.titleBgColor;
+ }
+
+ if (this.isPinned())
+ this._updateAttributes(true);
+ // Capture the page if the thumbnail is missing, which will cause page.js
+ // to be notified and call our refreshThumbnail() method.
+ this.captureIfMissing();
+ // but still display whatever thumbnail might be available now.
+ this.refreshThumbnail();
+ },
+
+ /**
+ * Called when the site's tab becomes visible for the first time.
+ * Since the newtab may be preloaded long before it's displayed,
+ * check for changed conditions and re-render if needed
+ */
+ onFirstVisible: function Site_onFirstVisible() {
+ if (this.link.endTime && this.link.endTime < Date.now()) {
+ // site needs to change landing url and background image
+ this._render();
+ }
+ else {
+ this.captureIfMissing();
+ }
+ },
+
+ /**
+ * Captures the site's thumbnail in the background, but only if there's no
+ * existing thumbnail and the page allows background captures.
+ */
+ captureIfMissing: function Site_captureIfMissing() {
+ if (!document.hidden && !this.link.imageURI) {
+ BackgroundPageThumbs.captureIfMissing(this.url);
+ }
+ },
+
+ /**
+ * Refreshes the thumbnail for the site.
+ */
+ refreshThumbnail: function Site_refreshThumbnail() {
+ let link = this.link;
+
+ let thumbnail = this._querySelector(".newtab-thumbnail.thumbnail");
+ if (link.bgColor) {
+ thumbnail.style.backgroundColor = link.bgColor;
+ }
+ let uri = link.imageURI || PageThumbs.getThumbnailURL(this.url);
+ thumbnail.style.backgroundImage = 'url("' + uri + '")';
+
+ if (THUMBNAIL_PLACEHOLDER_ENABLED &&
+ link.type == "history" &&
+ link.baseDomain) {
+ let placeholder = this._querySelector(".newtab-thumbnail.placeholder");
+ let charCodeSum = 0;
+ for (let c of link.baseDomain) {
+ charCodeSum += c.charCodeAt(0);
+ }
+ const COLORS = 16;
+ let hue = Math.round((charCodeSum % COLORS) / COLORS * 360);
+ placeholder.style.backgroundColor = "hsl(" + hue + ",80%,40%)";
+ placeholder.textContent = link.baseDomain.substr(0,1).toUpperCase();
+ }
+ },
+
+ _ignoreHoverEvents: function(element) {
+ element.addEventListener("mouseover", () => {
+ this.cell.node.setAttribute("ignorehover", "true");
+ });
+ element.addEventListener("mouseout", () => {
+ this.cell.node.removeAttribute("ignorehover");
+ });
+ },
+
+ /**
+ * Adds event handlers for the site and its buttons.
+ */
+ _addEventHandlers: function Site_addEventHandlers() {
+ // Register drag-and-drop event handlers.
+ this._node.addEventListener("dragstart", this, false);
+ this._node.addEventListener("dragend", this, false);
+ this._node.addEventListener("mouseover", this, false);
+ },
+
+ /**
+ * Speculatively opens a connection to the current site.
+ */
+ _speculativeConnect: function Site_speculativeConnect() {
+ let sc = Services.io.QueryInterface(Ci.nsISpeculativeConnect);
+ let uri = Services.io.newURI(this.url, null, null);
+ try {
+ // This can throw for certain internal URLs, when they wind up in
+ // about:newtab. Be sure not to propagate the error.
+ sc.speculativeConnect(uri, null);
+ } catch (e) {}
+ },
+
+ /**
+ * Record interaction with site using telemetry.
+ */
+ _recordSiteClicked: function Site_recordSiteClicked(aIndex) {
+ if (Services.prefs.prefHasUserValue("browser.newtabpage.rows") ||
+ Services.prefs.prefHasUserValue("browser.newtabpage.columns") ||
+ aIndex > 8) {
+ // We only want to get indices for the default configuration, everything
+ // else goes in the same bucket.
+ aIndex = 9;
+ }
+ Services.telemetry.getHistogramById("NEWTAB_PAGE_SITE_CLICKED")
+ .add(aIndex);
+ },
+
+ _toggleLegalText: function(buttonClass, explanationTextClass) {
+ let button = this._querySelector(buttonClass);
+ if (button.hasAttribute("active")) {
+ let explain = this._querySelector(explanationTextClass);
+ explain.parentNode.removeChild(explain);
+
+ button.removeAttribute("active");
+ }
+ },
+
+ /**
+ * Handles site click events.
+ */
+ onClick: function Site_onClick(aEvent) {
+ let action;
+ let pinned = this.isPinned();
+ let tileIndex = this.cell.index;
+ let {button, target} = aEvent;
+
+ // Handle tile/thumbnail link click
+ if (target.classList.contains("newtab-link") ||
+ target.parentElement.classList.contains("newtab-link")) {
+ // Record for primary and middle clicks
+ if (button == 0 || button == 1) {
+ this._recordSiteClicked(tileIndex);
+ action = "click";
+ }
+ }
+ // Only handle primary clicks for the remaining targets
+ else if (button == 0) {
+ aEvent.preventDefault();
+ if (target.classList.contains("newtab-control-block")) {
+ this.block();
+ action = "block";
+ }
+ else if (pinned && target.classList.contains("newtab-control-pin")) {
+ this.unpin();
+ action = "unpin";
+ }
+ else if (!pinned && target.classList.contains("newtab-control-pin")) {
+ if (this.pin()) {
+ // suggested link has changed - update rest of the pages
+ gAllPages.update(gPage);
+ }
+ action = "pin";
+ }
+ }
+ },
+
+ /**
+ * Handles all site events.
+ */
+ handleEvent: function Site_handleEvent(aEvent) {
+ switch (aEvent.type) {
+ case "mouseover":
+ this._node.removeEventListener("mouseover", this, false);
+ this._speculativeConnect();
+ break;
+ case "dragstart":
+ gDrag.start(this, aEvent);
+ break;
+ case "dragend":
+ gDrag.end(this, aEvent);
+ break;
+ }
+ }
+};