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Add pskov's index

master
Михаил Капелько 5 years ago
parent
143e327124
commit
59a55bed37
1 changed files with 411 additions and 0 deletions
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<!DOCTYPE html>
<html>
<meta charset="utf-8">
<head>
<style>
table
{
border-collapse: collapse;
}
table, th, td
{
border: 1px solid #aaa;
padding: 0.5em;
margin-top: 0.5em;
margin-bottom: 0.5em;
}
.error
{
color: red;
}
.section
{
text-align: center;
font-weight: bold;
}
</style>
</head>
<body>
<table>
<tr>
<td colspan="2" class="section">
<a href="http://opengamestudio.org/lfsa">Local file system access</a>
</td>
</tr>
<tr>
<td>Path:</td>
<td id="lfsaPath">Updating...</td>
</tr>
<tr>
<td colspan="2" class="section">
Configuration
<button type="button" onclick="window.pskovTool.saveCfg()">Save</button>
</td>
</tr>
<tr>
<td>Input directory:</td>
<td><input id="input"></input>
</tr>
<tr>
<td>News item template:</td>
<td><input id="item"></input>
</tr>
<tr>
<td>News preview template:</td>
<td><input id="preview"></input>
</tr>
<tr>
<td>Index template:</td>
<td><input id="index"></input>
</tr>
<tr>
<td>Output directory:</td>
<td><input id="output"></input>
</tr>
<tr>
<td colspan="2" class="section">Log</td>
</tr>
<tr>
<td id="log" colspan="2"></td>
</tr>
</table>
<script type="text/javascript">
<!-- LFSA.js -->
// LFSA class to communicate with local-file-system-access instance.
function LFSA()
{
this.host = "http://127.0.0.1";
this.port = 8000;
}
LFSA.prototype.get = function(url, successCallback, failureCallback)
{
var req = new XMLHttpRequest();
req.addEventListener(
"load",
function()
{
//console.log("get.successCallback.responseText: '" + this.responseText + "'");
successCallback(this.responseText);
}
);
req.addEventListener(
"error",
function()
{
failureCallback();
}
);
req.addEventListener(
"abort",
function()
{
failureCallback();
}
);
const prefix = this.host + ":" + this.port;
const addr = prefix + url;
//console.log("GET addr: '" + addr + "'");
req.open("GET", addr);
req.send();
}
LFSA.prototype.requestPath = function(successCallback, failureCallback)
{
this.get("/path", successCallback, failureCallback);
}
LFSA.prototype.post = function(url, data, successCallback, failureCallback)
{
var req = new XMLHttpRequest();
req.addEventListener(
"load",
function()
{
console.log("POST.successCallback.responseText: '" + this.responseText + "'");
successCallback(this.responseText);
}
);
req.addEventListener(
"error",
function()
{
failureCallback();
}
);
req.addEventListener(
"abort",
function()
{
failureCallback();
}
);
const prefix = this.host + ":" + this.port;
const addr = prefix + url;
console.log("POST addr: '" + addr + "'");
req.open("POST", addr);
req.send(data);
}
LFSA.prototype.requestFileList = function(dir, successCallback, failureCallback)
{
this.post(
"/list",
dir,
function(response)
{
var json = JSON.parse(response);
successCallback(json);
},
failureCallback
);
}
LFSA.prototype.requestFile = function(path, successCallback, failureCallback)
{
this.post(
"/read",
path,
successCallback,
failureCallback
);
}
LFSA.prototype.saveFile = function(path, contents, successCallback, failureCallback)
{
var data = {};
data["path"] = path;
data["contents"] = btoa(contents);
var datastr = JSON.stringify(data);
this.post(
"/write",
datastr,
successCallback,
failureCallback
);
}

<!-- Reusable -->
function fileExists(fileName, fileList)
{
for (var id in fileList)
{
var file = fileList[id];
if (file.path === fileName)
{
return true;
}
}
return false;
}
// Topic: Create GUID / UUID in JavaScript?
// Source: https://stackoverflow.com/a/2117523
function generateUUID()
{
return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(
/[xy]/g,
function(c)
{
var r = Math.random() * 16 | 0, v = c == 'x' ? r : (r & 0x3 | 0x8);
return v.toString(16);
}
);
}
function LOG(message)
{
var log = document.getElementById("log");
var now = new Date();
log.innerHTML += now.toISOString() + " " + message + "<br>";
}
function parseINI(contents)
{
var cfg = { };
var lines = contents.split(/\r\n|\r|\n/);
for (var id in lines)
{
var line = lines[id];
var keyAndValue = line.split(/=/);
if (keyAndValue.length == 2)
{
var key = keyAndValue[0].trim();
var value = keyAndValue[1].trim();
cfg[key] = value;
}
}
return cfg;
}
// ReporterSubscription class.
function ReporterSubscription(id, callback, reporter)
{
this.id = id;
this.callback = callback;
this.reporter = reporter;
}
// Reporter class.
function Reporter(name)
{
this.name =
(typeof name !== "undefined") ?
name :
"";
this.subscriptions = [];
}
Reporter.prototype.report = function()
{
for (var id in this.subscriptions)
{
var subscription = this.subscriptions[id];
subscription.callback();
}
}
Reporter.prototype.subscribe = function(callback)
{
var id = generateUUID();
var subscription = new ReporterSubscription(id, callback, this);
this.subscriptions.push(subscription);
return subscription;
}

<!-- Tool.js -->
// Tool class.
function Tool()
{
this.lfsa = new LFSA();
this.cfgExists = false;
this.cfgExistsChanged = new Reporter();
this.cfg = {};
this.cfgChanged = new Reporter();
this.cfgSaved = new Reporter();
}
// Tool's startup sequence.
Tool.prototype.run = function()
{
var self = this;
this.refreshLFSAPath();
this.checkCfgExistence();
this.cfgExistsChanged.subscribe(function(){
LOG("cfgExistsChanged. cfgExists: '" + self.cfgExists + "'");
});
this.cfgExistsChanged.subscribe(function(){
self.readCfg();
});
this.cfgChanged.subscribe(function(){
LOG("cfgChanged. cfg: '" + self.cfg + "'");
});
this.cfgChanged.subscribe(function(){
self.displayCfg();
});
this.cfgSaved.subscribe(function(){
self.readCfg();
});
}
Tool.prototype.refreshLFSAPath = function()
{
var lfsaPath = document.getElementById("lfsaPath");
var success = function(response)
{
lfsaPath.innerHTML = response;
}
var failure = function()
{
lfsaPath.innerHTML = "<span class='error'>Error</span>";
}
this.lfsa.requestPath(success, failure);
}
Tool.prototype.checkCfgExistence = function()
{
var self = this;
var success = function(fileList)
{
var cfgExists = fileExists("cfg", fileList);
if (!cfgExists)
{
LOG("ERROR `cfg` file does not exist");
return;
}
// Report.
self.cfgExists = true;
self.cfgExistsChanged.report();
}
var failure = function()
{
LOG("ERROR Could not check if `cfg` exists");
}
this.lfsa.requestFileList("", success, failure);
}
Tool.prototype.readCfg = function()
{
var self = this;
var success = function(contents)
{
self.cfg = parseINI(contents);
self.cfgChanged.report();
}
var failure = function()
{
LOG("ERROR Could not read `cfg` file");
}
this.lfsa.requestFile("cfg", success, failure);
}
Tool.prototype.displayCfg = function()
{
var input = document.getElementById("input");
input.value = this.cfg["input"];
var item = document.getElementById("item");
item.value = this.cfg["item"];
var preview = document.getElementById("preview");
preview.value = this.cfg["preview"];
var index = document.getElementById("index");
index.value = this.cfg["index"];
var output = document.getElementById("output");
output.value = this.cfg["output"];
}
Tool.prototype.saveCfg = function()
{
// Compose cfg file to save.
var cfgFile = "";
var input = document.getElementById("input");
cfgFile += "input = " + input.value + "\n";
var item = document.getElementById("item");
cfgFile += "item = " + item.value + "\n";
var preview = document.getElementById("preview");
cfgFile += "preview = " + preview.value + "\n";
var index = document.getElementById("index");
cfgFile += "index = " + index.value + "\n";
var output = document.getElementById("output");
cfgFile += "output = " + output.value + "\n";
// Save file.
var self = this;
var success = function()
{
self.cfgSaved.report();
}
var failure = function()
{
LOG("ERROR Could not save `cfg` file");
}
this.lfsa.saveFile("cfg", cfgFile, success, failure);
}

<!-- Startup -->
window.pskovTool = new Tool();
window.pskovTool.run()
</script>
</body>
</html>

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