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begin support for better txt output

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This commit is contained in:
John McLear 2013-02-10 17:34:34 +00:00
parent ab04a4e511
commit d16b15f3eb
2 changed files with 543 additions and 12 deletions
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78
src/node/handler/ExportHandler.js
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@ -20,6 +20,7 @@
var ERR = require("async-stacktrace");
var exporthtml = require("../utils/ExportHtml");
var exporttxt = require("../utils/ExportTxt");
var exportdokuwiki = require("../utils/ExportDokuWiki");
var padManager = require("../db/PadManager");
var async = require("async");
@ -48,22 +49,75 @@ exports.doExport = function(req, res, padId, type)
res.attachment(padId + "." + type);
//if this is a plain text export, we can do this directly
// We have to over engineer this because tabs are stored as attributes and not plain text
if(type == "txt")
{
padManager.getPad(padId, function(err, pad)
{
ERR(err);
if(req.params.rev){
pad.getInternalRevisionAText(req.params.rev, function(junk, text)
{
res.send(text.text ? text.text : null);
});
}
else
var txt;
var randNum;
var srcFile, destFile;
async.series([
//render the txt document
function(callback)
{
res.send(pad.text());
exporttxt.getPadTXTDocument(padId, req.params.rev, false, function(err, _txt)
{
if(ERR(err, callback)) return;
txt = _txt;
callback();
});
},
//decide what to do with the txt export
function(callback)
{
//if this is a txt export, we can send this from here directly
res.send(txt);
callback("stop");
},
//send the convert job to abiword
function(callback)
{
//ensure html can be collected by the garbage collector
txt = null;
destFile = tempDirectory + "/eplite_export_" + randNum + "." + type;
abiword.convertFile(srcFile, destFile, type, callback);
},
//send the file
function(callback)
{
res.sendfile(destFile, null, callback);
},
//clean up temporary files
function(callback)
{
async.parallel([
function(callback)
{
fs.unlink(srcFile, callback);
},
function(callback)
{
//100ms delay to accomidate for slow windows fs
if(os.type().indexOf("Windows") > -1)
{
setTimeout(function()
{
fs.unlink(destFile, callback);
}, 100);
}
else
{
fs.unlink(destFile, callback);
}
}
], callback);
}
});
], function(err)
{
if(err && err != "stop") ERR(err);
})
}
else if(type == 'dokuwiki')
{