/* 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/. */

var gSafeBrowsing = {
  setReportPhishingMenu() {
    // In order to detect whether or not we're at the phishing warning
    // page, we have to check the documentURI instead of the currentURI.
    // This is because when the DocShell loads an error page, the
    // currentURI stays at the original target, while the documentURI
    // will point to the internal error page we loaded instead.
    var docURI = gBrowser.selectedBrowser.documentURI;
    var isPhishingPage =
      docURI && docURI.spec.startsWith("about:blocked?e=deceptiveBlocked");

    // Show/hide the appropriate menu item.
    const reportMenu = document.getElementById(
      "menu_HelpPopup_reportPhishingtoolmenu"
    );
    reportMenu.hidden = isPhishingPage;
    const reportErrorMenu = document.getElementById(
      "menu_HelpPopup_reportPhishingErrortoolmenu"
    );
    reportErrorMenu.hidden = !isPhishingPage;

    // Now look at the currentURI to learn which page we were trying
    // to browse to.
    const uri = gBrowser.currentURI;
    const isReportablePage =
      uri && (uri.schemeIs("http") || uri.schemeIs("https"));

    const disabledByPolicy = !Services.policies.isAllowed("feedbackCommands");

    if (disabledByPolicy || isPhishingPage || !isReportablePage) {
      reportMenu.setAttribute("disabled", "true");
    } else {
      reportMenu.removeAttribute("disabled");
    }

    if (disabledByPolicy || !isPhishingPage || !isReportablePage) {
      reportErrorMenu.setAttribute("disabled", "true");
    } else {
      reportErrorMenu.removeAttribute("disabled");
    }
  },

  /**
   * Used to report a phishing page or a false positive
   *
   * @param name
   *        String One of "PhishMistake", "MalwareMistake", or "Phish"
   * @param info
   *        Information about the reasons for blocking the resource.
   *        In the case false positive, it may contain SafeBrowsing
   *        matching list and provider of the list
   * @return String the report phishing URL.
   */
  getReportURL(name, info) {
    let reportInfo = info;
    if (!reportInfo) {
      let pageUri = gBrowser.currentURI;

      // Remove the query to avoid including potentially sensitive data
      if (pageUri instanceof Ci.nsIURL) {
        pageUri = pageUri.mutate().setQuery("").finalize();
      }

      reportInfo = { uri: pageUri.asciiSpec };
    }
    return SafeBrowsing.getReportURL(name, reportInfo);
  },

  reportFalseDeceptiveSite() {
    let contextsToVisit = [gBrowser.selectedBrowser.browsingContext];
    while (contextsToVisit.length) {
      let currentContext = contextsToVisit.pop();
      let global = currentContext.currentWindowGlobal;

      if (!global) {
        continue;
      }
      let docURI = global.documentURI;
      // Ensure the page is an about:blocked pagae before handling.
      if (
        docURI &&
        docURI.spec.startsWith("about:blocked?e=deceptiveBlocked")
      ) {
        let actor = global.getActor("BlockedSite");
        actor.sendQuery("DeceptiveBlockedDetails").then(data => {
          let reportUrl = gSafeBrowsing.getReportURL(
            "PhishMistake",
            data.blockedInfo
          );
          if (reportUrl) {
            openTrustedLinkIn(reportUrl, "tab");
          } else {
            let bundle = Services.strings.createBundle(
              "chrome://browser/locale/safebrowsing/safebrowsing.properties"
            );
            Services.prompt.alert(
              window,
              bundle.GetStringFromName("errorReportFalseDeceptiveTitle"),
              bundle.formatStringFromName("errorReportFalseDeceptiveMessage", [
                data.blockedInfo.provider,
              ])
            );
          }
        });
      }

      contextsToVisit.push(...currentContext.children);
    }
  },
};
