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/**
* @copyright Copyright (c) 2018 Matthias Held <matthias.held@uni-konstanz.de>
*
* @author Matthias Held <matthias.held@uni-konstanz.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/** global: OC */
(function() {
/**
* @class OCA.RansomwareDetection.FileList
*/
var Utils = function() {
};
/**
* @memberof OCA.RansomwareDetection
*/
Utils.prototype = {
colors: {red: 'red', yellow: 'yellow', green: 'green'},
colorsText: {red: 'red-text', yellow: 'yellow-text', green: 'green-text'},
/**
* Creates a new row in the table.
*/
_createRow: function(fileData) {
var self = this;
var td, tr = $('<tr data-id="' + fileData.id + '" data-sequence="' + fileData.sequence + '"></tr>'),
mtime = parseInt(fileData.timestamp, 10) * 1000,
basename, extension, simpleSize, filename;
if (isNaN(mtime)) {
mtime = new Date().getTime();
}
td = $('<td class="selection"></td>');
td.append(
'<input id="select-' + this.id + '-' + fileData.id +
'" type="checkbox" class="selectCheckBox checkbox"/><label for="select-' + this.id + '-' + fileData.id + '">' +
'<span class="hidden-visually">' + t('ransomware_detection', 'Select') + '</span>' +
'</label>'
);
tr.append(td);
var nameWrapper = $('<div class="name-wrapper"></div>');
nameWrapper.append('<div class="thumbnail-wrapper"><div class="thumbnail" style="background-image:url(' + OC.MimeType.getIconUrl(fileData.type) + ');"></div></div>');
// file name
filename = fileData.originalName;
if (fileData.command === 2) {
// file was renamed use new name
filename = fileData.newName
}
var nameSpan, innernameSpan;
if (filename !== null) {
if (fileData.type === 'file') {
if (filename.indexOf('.') === 0) {
basename = '';
extension = filename;
} else {
basename = filename.substr(0, filename.lastIndexOf('.'));
extension = filename.substr(filename.lastIndexOf('.'));
}
nameSpan = $('<span></span>').addClass('name-text');
innernameSpan = $('<span></span>').addClass('inner-name-text').text(basename);
nameSpan.append(innernameSpan);
if (extension) {
nameSpan.append($('<span></span>').addClass('extension').text(extension));
}
} else {
nameSpan = $('<span></span>').addClass('name-text');
innernameSpan = $('<span></span>').addClass('inner-name-text').text(filename);
nameSpan.append(innernameSpan);
}
} else {
nameSpan = $('<span></span>').addClass('name-text');
innernameSpan = $('<span></span>').addClass('inner-name-text').text(t('ransomware_detection', 'Not found.'));
nameSpan.append(innernameSpan);
}
nameWrapper.append(nameSpan);
td = $('<td class="file-name"></td>');
td.append(nameWrapper);
tr.append(td);
if (fileData.command === 1) {
// delete
td = $('<td></td>').append($('<p></p>').attr({"title": "DELETE"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-trash-alt fa-fw"></span>'));
} else if (fileData.command === 2) {
// rename
td = $('<td></td>').append($('<p></p>').attr({"title": "RENAME"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-font fa-fw"></span>'));
} else if (fileData.command === 3) {
// write
td = $('<td></td>').append($('<p></p>').attr({"title": "WRITE"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-pencil-alt fa-fw"></span>'));
} else if (fileData.command === 4) {
// read
td = $('<td></td>').append($('<p></p>').attr({"title": "READ"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-book fa-fw"></span>'));
} else if (fileData.command === 5) {
// create
td = $('<td></td>').append($('<p></p>').attr({"title": "CREATE"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-plus-circle fa-fw"></span>'));
} else {
// error
td = $('<td></td>').append($('<p></p>').attr({"title": "ERROR"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-times fa-fw"></span>'));
}
tr.append(td);
// size
if (typeof(fileData.size) !== 'undefined' && fileData.size >= 0) {
simpleSize = filesize(parseInt(fileData.size, 10), true);
} else {
simpleSize = t('ransomware_detection', 'Pending');
}
td = $('<td></td>').append($('<p></p>').attr({
"class": "filesize"
}).text(simpleSize));
tr.append(td);
if (fileData.fileClass === 1) {
// encrypted
td = $('<td></td>').append($('<p></p>').attr({"title": "ENCRYPTED"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-lock fa-fw"></span>'));
} else if (fileData.fileClass === 2) {
// compressed
td = $('<td></td>').append($('<p></p>').attr({"title": "COMPRESSED"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-file-archive fa-fw"></span>'));
} else if (fileData.fileClass === 3) {
// normal
td = $('<td></td>').append($('<p></p>').attr({"title": "NORMAL"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-file fa-fw"></span>'));
} else {
// error
td = $('<td></td>').append($('<p></p>').attr({"title": "ERROR"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-times fa-fw"></span>'));
}
tr.append(td);
if (fileData.fileExtensionClass === 0) {
// normal
td = $('<td></td>').append($('<p></p>').attr({"title": "NOT SUSPICIOUS"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-check-circle fa-fw"></span>'));
} else if (fileData.fileExtensionClass === 1) {
// suspicious
td = $('<td></td>').append($('<p></p>').attr({"title": "SUSPICIOUS"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-exclamation-triangle fa-fw"></span>'));
} else {
// error
td = $('<td></td>').append($('<p></p>').attr({"title": "ERROR"}).tooltip({placement: 'top'}).prepend('<span class="fas fa-times fa-fw"></span>'));
}
tr.append(td);
// date column (1000 milliseconds to seconds, 60 seconds, 60 minutes, 24 hours)
// difference in days multiplied by 5 - brightest shade for files older than 32 days (160/5)
var modifiedColor = Math.round(((new Date()).getTime() - mtime )/1000/60/60/24*5 );
// ensure that the brightest color is still readable
if (modifiedColor >= '160') {
modifiedColor = 160;
}
var formatted;
var text;
if (mtime > 0) {
formatted = OC.Util.formatDate(mtime);
text = OC.Util.relativeModifiedDate(mtime);
} else {
formatted = t('ransomware_detection', 'Unable to determine date');
text = '?';
}
td = $('<td></td>').attr({ "class": "date" });
td.append($('<span></span>').attr({
"class": "modified live-relative-timestamp",
"title": formatted,
"data-timestamp": mtime,
"style": 'color:rgb('+modifiedColor+','+modifiedColor+','+modifiedColor+')'
}).text(text)
.tooltip({placement: 'top'})
);
tr.append(td);
// Color row according to suspicion level
if (fileData.suspicionClass === 3) {
tr.attr({ 'class': self.colors.red});
} else if (fileData.suspicionClass === 2) {
tr.attr({ 'class': self.colors.yellow});
} else if (fileData.suspicionClass === 1) {
tr.attr({ 'class': self.colors.green});
}
return tr;
},
/**
* Creates a new table skeleton.
*/
_createTableSkeleton: function(sequence, suspicionScore) {
var color = this.colors.green;
if (suspicionScore > 4) {
color = this.colors.red;
} else if (suspicionScore > 2) {
color = this.colors.yellow;
}
var table =
$('<div class="row">' +
'<div class="sequence-color"><div class="color-box ' + color + '"></div></div>' +
'<div class="sequence-table"><table class="ransomware-files" data-sequence="' + sequence + '"><thead>' +
'<th><input type="checkbox" data-sequence="' + sequence + '" id="select_all_files_' + sequence + '" class="select-all checkbox"/>' +
'<label for="select_all_files_' + sequence + '"><span class="hidden-visually">' + t('ransomware_detection', 'Select all') + '</span></label></th>' +
'<th><a class="column-title name">' + t('ransomware_detection', 'Name') + '</a></th>' +
'<th><a class="column-title hide-selected"><p>' + t('ransomware_detection', 'Operation') + '</p></a></th>' +
'<th><a class="column-title hide-selected"><p>' + t('ransomware_detection', 'Size') + '</p></a></th>' +
'<th><a class="column-title hide-selected"><p>' + t('ransomware_detection', 'File class') + '</p></a></th>' +
'<th><a class="column-title hide-selected"><p>' + t('ransomware_detection', 'File name class') + '</p></a></th>' +
'<th class="controls"><a class="column-title detected">' + t('ransomware_detection', 'Time') + '</a><span class="column-title selected-actions"><a class="recover-selected" data-sequence="' + sequence + '"><span class="icon icon-history"></span><span>' + t('ransomware_detection', 'Recover') + '</span></a></span></th> ' +
'</thead><tbody class="file-list"></tbody><tfoot></tfoot></table></div>' +
'</div>');
return table;
},
};
OCA.RansomwareDetection.Utils = Utils;
})();
$(document).ready(function() {
});
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