stevenvelozo/orator-wiki

// ##### Part of the **[retold](https://stevenvelozo.github.io/retold/)** system
/**
* @license MIT
* @author <steven@velozo.com>
*/
var libFS = require('fs');
var libAsync = require('async');

/**
* Orator Wiki Endpoint - List Wiki Content
*
* @function oratorWikiListWikiContent
*/
var oratorWikiListWikiContent = function(pOrator, fCallBack)
{
    var tmpCallback = (typeof(fCallback) === 'function') ? fCallback : function() {};

    pOrator.webServer.post
    (
        'List',
        function(pRequest, pResponse, fNext)
        {
            var tmpFolder = (typeof(pRequest.body.Folder) === 'undefined') ? pOrator.settings.WikiContentFolder : pOrator.settings.WikiContentFolder+pRequest.body.Folder;

            var tmpListing = [];

            libAsync.waterfall(
                [
                    function (fStageComplete)
                    {
                        // List all files in the passed-in folder
                        libFS.readdir(tmpFolder,
                            function(pError, pFiles)
                            {
                                fStageComplete(pError, pFiles);
                            });
                    },
                    function(pFiles, fStageComplete)
                    {
                        var tmpFileSet = [];
                        libAsync.each(pFiles,
                            function(pFile, fCallback)
                            {
                                libFS.stat(tmpFolder+'/'+pFile,
                                    function(pError, pFileStats)
                                    {
                                        tmpFileSet.push(
                                        {
                                            Name: pFile,
                                            Path: tmpFolder,
                                            Size: pFileStats.size,
                                            Directory: pFileStats.isDirectory(),
                                            Created: pFileStats.birthtime,
                                            Modified: pFileStats.mtime
                                        });
                                        fCallback(pError);
                                    });
                            },
                            function (pError)
                            {
                                fStageComplete(pError, tmpFileSet);
                            });
                    }
                ],
                function(pError, pFileSet)
                {
                    if (pError)
                    {
                        pResponse.send({Folder:tmpFolder, Files: false, Error: pError});
                        return fNext();
                    }

                    pResponse.send({Folder:tmpFolder, Files:pFileSet});
                    return fNext();
                });

        }
    );

    return tmpCallback();
};

module.exports = oratorWikiListWikiContent;