ISO-Share/js/main.js
2016-02-15 11:38:06 +01:00

221 lines
No EOL
6.2 KiB
JavaScript

/**
* Copyright (c) Mohammad Naghavi <mohamnag@gmail.com>
*
* Licenced as stated by LICENSE file under root of this code.
*
* * NOTICE:
* If your nginx config varies from the default config
* provided in this code, you probably need to change
* value of filesBaseUrl on top of this module too.
*
* Created by mohamnag on 11/02/16.
*/
$(document).ready(function () {
var filesBaseUrl = "/files";
var fileListElement = $("#file-list");
var fileItemElementTemplate = fileListElement.find("li").detach();
function renderFileElement(directory, fileName, fileType, fileSize, fileDate) {
var fileItemElement = fileItemElementTemplate.clone();
fileItemElement.addClass(fileType);
fileItemElement.find(".file-name").text(fileName);
if (fileDate) {
fileItemElement.find(".file-date").text(moment(fileDate).fromNow());
}
if (fileType === "parent") {
// navigate to parent dir
fileItemElement.find(".file-link").click(function () {
navigateTo(directory);
});
} else if (fileType === "directory") {
// navigate to sub dir
fileItemElement.find(".file-link").click(function () {
navigateTo(directory + fileName + "/");
});
} else if (fileType === "other") {
// nginx returns symlinks as type other,
// lets try to follow the links
fileItemElement.find(".file-link").click(function () {
navigateTo(directory + fileName + "/");
});
} else {
// just file dl
fileItemElement.find(".file-link")
.attr("href", filesBaseUrl + directory + fileName)
.attr("target", "_blank");
}
if (fileSize) {
fileItemElement.find(".file-size").text(fileSize);
}
return fileItemElement;
}
function getParentDir(path) {
if (path.length <= 1) {
return null;
}
var lastSlashPos = path.lastIndexOf("/", path.length - 2);
var parentDir = lastSlashPos >= 0 ? path.substr(0, lastSlashPos + 1) : null;
return parentDir;
}
function renderFileList(filesData, path) {
var sortBy = $('input[name=sort]:checked').val();
if (sortBy === "date") {
console.log("sort by date");
filesData.sort(function (fileA, fileB) {
return fileB.mtime.getTime() - fileA.mtime.getTime();
});
} else if (sortBy === "name") {
console.log("sort by name");
filesData.sort(function (fileA, fileB) {
return fileA.name.toLowerCase().localeCompare(fileB.name.toLowerCase());
});
} else if (sortBy === "size") {
console.log("sort by size");
filesData.sort(function (fileA, fileB) {
var sizeA = fileA.rawSize ? fileA.rawSize : Number.MIN_VALUE;
var sizeB = fileB.rawSize ? fileB.rawSize : Number.MIN_VALUE;
return sizeA - sizeB;
});
}
fileListElement.empty();
var parentDir = getParentDir(path);
if (parentDir) {
fileListElement.append(renderFileElement(
parentDir,
"..",
"parent"
));
}
filesData.forEach(function (fileData) {
fileListElement.append(renderFileElement(
path,
fileData.name,
fileData.type,
fileData.size,
fileData.mtime
));
});
}
function navigateTo(path) {
console.log("navigateTo", path);
isNavigating = true;
$.ajax({
url: filesBaseUrl + path,
dataType: "json",
success: function (filesData) {
// fix sizes and dates
filesData.map(function (fileData) {
fileData.mtime = new Date(fileData.mtime);
if (fileData.hasOwnProperty("size")) {
fileData.rawSize = fileData.size;
fileData.size = fileSize(fileData.size);
}
return fileData;
});
renderFileList(filesData, path);
$('input[name=sort]')
.unbind("change")
.on("change", function () {
renderFileList(filesData, path);
});
console.log("replaceState", path);
history.replaceState(null, path, '#' + path);
isNavigating = false;
},
error: function (jqxhr, textStatus, errorThrown) {
console.log(jqxhr, textStatus, errorThrown);
if(textStatus === "timeout") {
alert("Request to server timed out, retry later!");
} else if(textStatus === "abort") {
alert("Connection to server has been aborted, retry later!");
} else if(textStatus === "parsererror") {
alert("Invalid response from server!");
} else if(jqxhr.status === 404) {
alert("Server cant find this file/directory!");
} else {
// also if(textStatus === "error")
alert("Something went wrong in communication to server, retry later!");
}
history.back();
}
});
}
function fileSize(bytes) {
var exp = Math.log(bytes) / Math.log(1024) | 0;
var value = bytes / Math.pow(1024, exp);
if (exp == 0) {
return value.toFixed(0) + ' bytes';
} else {
var result = value.toFixed(2);
return result + ' ' + 'KMGTPEZY'[exp - 1] + 'B';
}
}
var isNavigating = false;
function navigateToUrlLocation() {
var requestedPath = window.location.hash;
var startPath = requestedPath ? requestedPath.substr(1) : "/";
navigateTo(startPath);
}
window.onpopstate = function () {
if (!isNavigating) {
navigateToUrlLocation();
}
};
navigateToUrlLocation();
});