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/** \file
* \brief JS code for the JS Shield tweak GUI
*
* \author Copyright (C) 2022 Giorgio Maone
* \author Copyright (C) 2022 Libor Polcak
*
* \license SPDX-License-Identifier: GPL-3.0-or-later
*/
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
//
let tweaks_gui = {
create_group_descriptors: function (group_map) {
let tweakEntries = Object.entries(this.get_current_tweaks()).map(([group_id, tlev_id]) => {
let group = group_map[group_id];
let label = group.label || group.name;
this.assign_custom_params(group);
return { group_id, tlev_id, label, group, toString() { return this.label } };
}
);
return tweakEntries;
},
sort_group_descriptors: function (tweakEntries) {
return tweakEntries.sort((firstObj, secondObj) => this.cmp_groups(firstObj, secondObj));
},
add_tweak_row: function (tweaksContainer, group_map, group_id, tlev_id, label, group, no_default=false) {
let tweakRow = document.getElementById("tweak-row").content.cloneNode(true);
tweakRow.querySelector("label").textContent = label;
this.customize_tweak_row(tweakRow, group);
let tlevUI = tweakRow.querySelector(".tlev");
tlevUI.max = group.params.length; // 0 (off) .. array length
if (no_default) { // without 0 (off)
tlevUI.max = tlevUI.max-1;
}
let status = tweakRow.querySelector(".status");
let help = tweakRow.querySelector(".help");
let explainer = tweakRow.querySelector(".explainer");
tweakRow.querySelector(".description").textContent = group.description;
let more = tweakRow.querySelector(".more");
let longDescription = group.description2;
for (let line of longDescription) {
more.appendChild(document.createElement("p")).textContent = line;
}
tlevUI.value = parseInt(tlev_id);
let updateLevelInfo = function (changed) {
let desired_tweak = parseInt(tlevUI.value);
let showStatus = (l) => {
tlevUI.nextElementSibling.value = l.short;
status.innerHTML = `<strong>${l.description}</strong>`;
if (l.description2) {
for (let line of l.description2) {
status.innerHTML += `<p>${line}</p>`;
}
}
}
if (no_default) {
showStatus(group.params[desired_tweak]);
}
else {
if (desired_tweak !== 0) {
showStatus(group.params[desired_tweak - 1]);
}
else {
showStatus({short:browser.i18n.getMessage("jssgroupUnprotected"), description:browser.i18n.getMessage("jssgroupUnprotected")});
}
}
if (changed) {
this.tweak_changed(group_id, desired_tweak);
}
}.bind(this);
updateLevelInfo();
tlevUI.addEventListener("input", updateLevelInfo.bind(this, false));
tlevUI.addEventListener("change", updateLevelInfo.bind(this, true));
tlevUI.addEventListener("input", function() { // See https://pagure.io/JShelter/webextension/issue/95
explainer.classList.remove("hidden_descr");
});
help.addEventListener("click", function(ev) {
explainer.classList.toggle("hidden_descr");
ev.preventDefault();
});
tweaksContainer.appendChild(tweakRow);
},
create_tweaks_html: function (tweaksContainer) {
tweaksContainer.innerHTML = "";
tweaksContainer.appendChild(document.getElementById("tweak-head").content);
let {group_map} = wrapping_groups;
let tweakEntries = this.sort_group_descriptors(this.create_group_descriptors(group_map));
for (let { group_id, tlev_id, label, group} of tweakEntries) {
this.add_tweak_row(tweaksContainer, group_map, group_id, tlev_id, label, group, group_id === "wasm");
}
document.body.classList.add("tweaking");
},
/**
* Return tweaks to be displayed.
*/
get_current_tweaks: function() {
return {};
},
/**
* Redefine if you want to perform an action when the user changes tweaks
*/
tweak_changed: function(group_id, desired_tweak) {
},
/**
* Add custom parameters to this processed groups (called for each group)
*
* Redefined if you want to display dynamic values, such as number of calls on current page.
* You should use this value in modified customize_tweak_row() or cmp_groups().
* Otherwise, it will not have any effect.
*/
assign_custom_params: function(group) {
},
/**
* Display custom parameters on a row to user (called for each row, i.e. group)
*/
customize_tweak_row: function(tweakRow, group) {
},
/**
* Compare two groups
*
* The default implementation keeps the original positions. Note that Array.prototype.sort assigns
* items in a different order in Firefox and Chrome-based browsers.
*
* \return 0: No change in position.
*/
cmp_groups: function(firstGr, secondGr) {
return 0;
}
}
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