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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,
// 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();