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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/. */
+
+// Error url MUST be formatted like this:
+// about:blocked?e=error_code&u=url(&o=1)?
+// (o=1 when user overrides are allowed)
+
+// Note that this file uses document.documentURI to get
+// the URL (with the format from above). This is because
+// document.location.href gets the current URI off the docshell,
+// which is the URL displayed in the location bar, i.e.
+// the URI that the user attempted to load.
+
+function getErrorCode() {
+ var url = document.documentURI;
+ var error = url.search(/e\=/);
+ var duffUrl = url.search(/\&u\=/);
+ return decodeURIComponent(url.slice(error + 2, duffUrl));
+}
+
+function getURL() {
+ var url = document.documentURI;
+ var match = url.match(/&u=([^&]+)&/);
+
+ // match == null if not found; if so, return an empty string
+ // instead of what would turn out to be portions of the URI
+ if (!match) {
+ return "";
+ }
+
+ url = decodeURIComponent(match[1]);
+
+ // If this is a view-source page, then get then real URI of the page
+ if (url.startsWith("view-source:")) {
+ url = url.slice(12);
+ }
+ return url;
+}
+
+/**
+ * Check whether this warning page is overridable or not, in which case
+ * the "ignore the risk" suggestion in the error description
+ * should not be shown.
+ */
+function getOverride() {
+ var url = document.documentURI;
+ var match = url.match(/&o=1&/);
+ return !!match;
+}
+
+/**
+ * Attempt to get the hostname via document.location. Fail back
+ * to getURL so that we always return something meaningful.
+ */
+function getHostString() {
+ try {
+ return document.location.hostname;
+ } catch (e) {
+ return getURL();
+ }
+}
+
+function onClickSeeDetails() {
+ let details = document.getElementById("errorDescriptionContainer");
+ details.hidden = !details.hidden;
+}
+
+function initPage() {
+ var error = "";
+ switch (getErrorCode()) {
+ case "malwareBlocked":
+ error = "malware";
+ break;
+ case "deceptiveBlocked":
+ error = "phishing";
+ break;
+ case "unwantedBlocked":
+ error = "unwanted";
+ break;
+ case "harmfulBlocked":
+ error = "harmful";
+ break;
+ default:
+ return;
+ }
+
+ // Set page contents depending on type of blocked page
+ // Prepare the title and short description text
+ let titleText = document.getElementById("errorTitleText");
+ document.l10n.setAttributes(
+ titleText,
+ "safeb-blocked-" + error + "-page-title"
+ );
+ let shortDesc = document.getElementById("errorShortDescText");
+ document.l10n.setAttributes(
+ shortDesc,
+ "safeb-blocked-" + error + "-page-short-desc"
+ );
+
+ // Prepare the inner description, ensuring any redundant inner elements are removed.
+ let innerDesc = document.getElementById("errorInnerDescription");
+ let innerDescL10nID = "safeb-blocked-" + error + "-page-error-desc-";
+ if (!getOverride()) {
+ innerDescL10nID += "no-override";
+ document.getElementById("ignore_warning_link").remove();
+ } else {
+ innerDescL10nID += "override";
+ }
+ if (error == "unwanted" || error == "harmful") {
+ document.getElementById("report_detection").remove();
+ }
+
+ // Add the inner description:
+ // Map specific elements to a different message ID, to allow updates to
+ // existing labels
+ let descriptionMapping = {
+ malware: innerDescL10nID + "-sumo",
+ };
+ document.l10n.setAttributes(
+ innerDesc,
+ descriptionMapping[error] || innerDescL10nID,
+ {
+ sitename: getHostString(),
+ }
+ );
+
+ // Add the learn more content:
+ // Map specific elements to a different message ID, to allow updates to
+ // existing labels
+ let stringMapping = {
+ malware: "safeb-blocked-malware-page-learn-more-sumo",
+ };
+
+ let learnMore = document.getElementById("learn_more");
+ document.l10n.setAttributes(
+ learnMore,
+ stringMapping[error] || `safeb-blocked-${error}-page-learn-more`
+ );
+
+ // Set sitename to bold by adding class
+ let errorSitename = document.getElementById("error_desc_sitename");
+ errorSitename.setAttribute("class", "sitename");
+
+ let titleEl = document.createElement("title");
+ document.l10n.setAttributes(
+ titleEl,
+ "safeb-blocked-" + error + "-page-title"
+ );
+ document.head.appendChild(titleEl);
+
+ // Inform the test harness that we're done loading the page.
+ var event = new CustomEvent("AboutBlockedLoaded", {
+ bubbles: true,
+ detail: {
+ url: this.getURL(),
+ err: error,
+ },
+ });
+ document.dispatchEvent(event);
+}
+
+let seeDetailsButton = document.getElementById("seeDetailsButton");
+seeDetailsButton.addEventListener("click", onClickSeeDetails);
+// Note: It is important to run the script this way, instead of using
+// an onload handler. This is because error pages are loaded as
+// LOAD_BACKGROUND, which means that onload handlers will not be executed.
+initPage();