346 lines
11 KiB
JavaScript
346 lines
11 KiB
JavaScript
/*
|
|
|
|
Copyright 2008-2015 Clipperz Srl
|
|
|
|
This file is part of Clipperz, the online password manager.
|
|
For further information about its features and functionalities please
|
|
refer to http://www.clipperz.com.
|
|
|
|
* Clipperz 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.
|
|
|
|
* Clipperz 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 Clipperz. If not, see http://www.gnu.org/licenses/.
|
|
|
|
*/
|
|
|
|
"use strict";
|
|
Clipperz.Base.module('Clipperz');
|
|
|
|
|
|
Clipperz.CSVProcessor = function(args) {
|
|
args = args || {};
|
|
|
|
// this._status = undefined;
|
|
// this._error_input = undefined;
|
|
// this._string = undefined;
|
|
// this._fields = undefined;
|
|
|
|
this._quoteChar = args['quoteChar'] || "\0x42";
|
|
this._eol = args['eol'] || "";
|
|
this._escapeChar = args['escapeChar'] || "\0x42";
|
|
this._separatorChar = args['separatorChar'] || ",";
|
|
this._binary = args['binary'] || false;
|
|
this._alwaysQuote = args['alwaysQuote'] || false;
|
|
|
|
return this;
|
|
}
|
|
|
|
//=============================================================================
|
|
|
|
Clipperz.CSVProcessor.prototype = MochiKit.Base.update(null, {
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'quoteChar': function() {
|
|
return this._quoteChar;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'eol': function() {
|
|
return this._eol;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'escapeChar': function() {
|
|
return this._escapeChar;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'separatorChar': function() {
|
|
return this._separatorChar;
|
|
},
|
|
|
|
'setSeparatorChar': function(aValue) {
|
|
this._separatorChar = aValue;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'binary': function() {
|
|
return this._binary;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'alwaysQuote': function() {
|
|
return this._alwaysQuote;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
/*
|
|
'parse': function(aValue) {
|
|
var result;
|
|
var lines;
|
|
var parameter;
|
|
|
|
//Clipperz.logDebug(">>> CSVProcessor.parse");
|
|
result = [];
|
|
|
|
lines = aValue.replace(/\r?\n/g, "\n").replace(/^\n* /g, "").replace(/\n$/g, "");;
|
|
parameter = {
|
|
line: lines
|
|
}
|
|
|
|
do {
|
|
var fields;
|
|
|
|
fields = this.parseLine(parameter);
|
|
|
|
if (fields != null) {
|
|
result.push(fields);
|
|
}
|
|
|
|
parameter.line = parameter.line.replace(/^\n* /g, "").replace(/\n$/g, "");
|
|
|
|
//Clipperz.logDebug("line: '" + parameter.line + "'");
|
|
} while (parameter.line != "");
|
|
//Clipperz.logDebug("--- CSVProcessor.parse - result: " + Clipperz.Base.serializeJSON(result));
|
|
//Clipperz.logDebug("<<< CSVProcessor.parse");
|
|
|
|
return result;
|
|
},
|
|
*/
|
|
//-------------------------------------------------------------------------
|
|
|
|
'deferredParse_core': function(aContext) {
|
|
var deferredResult;
|
|
|
|
if (aContext.line == "") {
|
|
deferredResult = MochiKit.Async.succeed(aContext.result);
|
|
} else {
|
|
var fields;
|
|
|
|
fields = this.parseLine(aContext);
|
|
if (fields != null) {
|
|
aContext.result.push(fields);
|
|
}
|
|
|
|
aContext.line = aContext.line.replace(/^\n*/g, "").replace(/\n$/g, "");
|
|
|
|
deferredResult = new Clipperz.Async.Deferred("CVSProcessor.deferredParse_core");
|
|
// deferredResult.addCallback(Clipperz.NotificationCenter.deferredNotification, this, 'importProcessorProgressUpdate', {status:'processing', size:aContext.size, progress:(aContext.size - aContext.line.length)});
|
|
deferredResult.addCallbackPass(MochiKit.Signal.signal, this, 'importProcessorProgressUpdate', {status:'processing', size:aContext.size, progress:(aContext.size - aContext.line.length)});
|
|
deferredResult.addCallback(MochiKit.Async.wait, 0.2);
|
|
deferredResult.addMethod(this, 'deferredParse_core')
|
|
deferredResult.callback(aContext);
|
|
}
|
|
|
|
return deferredResult;
|
|
},
|
|
|
|
//.........................................................................
|
|
|
|
'deferredParse': function(aValue) {
|
|
var deferredResult;
|
|
var lines;
|
|
var context;
|
|
|
|
lines = aValue.replace(/\r?\n/g, "\n").replace(/^\n*/g, "").replace(/\n$/g, "");
|
|
|
|
context = {
|
|
line: lines,
|
|
size: lines.length,
|
|
result: []
|
|
}
|
|
|
|
deferredResult = new Clipperz.Async.Deferred("CSVProcessor.deferredParse");
|
|
deferredResult.addMethod(this, 'deferredParse_core');
|
|
deferredResult.callback(context);
|
|
|
|
return deferredResult;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'parseLine': function(aParameter) {
|
|
var result;
|
|
var palatable;
|
|
var line;
|
|
var processedField;
|
|
|
|
result = [];
|
|
|
|
do {
|
|
processedField = this.parseField(aParameter);
|
|
if (processedField != null) {
|
|
result.push(processedField)
|
|
};
|
|
} while (processedField != null);
|
|
|
|
return result;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
|
|
'parseField': function(aParameter) {
|
|
var result;
|
|
|
|
var inQuotes;
|
|
var validRegExp;
|
|
var singleQuoteBeginRegexp;
|
|
var escapedQuoteBeginRegexp;
|
|
var singleQuoteCommaEndRegexp;
|
|
var singleQuoteNewLineEndRegexp;
|
|
var commaBeginRegexp;
|
|
var newlineRegexp;
|
|
|
|
|
|
singleQuoteBeginRegexp = new RegExp("^" + '\\' + this.quoteChar());
|
|
escapedQuoteBeginRegexp = new RegExp("^" + '\\' + this.escapeChar() + '\\' + this.quoteChar());
|
|
singleQuoteCommaEndRegexp = new RegExp("^" + '\\' + this.quoteChar() + '\\' + this.separatorChar());
|
|
singleQuoteNewLineEndRegexp = new RegExp("^" + '\\' + this.quoteChar() + "\n");
|
|
commaBeginRegexp = new RegExp("^" + '\\' + this.separatorChar());
|
|
newlineRegexp = new RegExp("^\n");
|
|
|
|
inQuotes = false;
|
|
|
|
//Clipperz.logDebug("#################################### '" + aParameter.line + "'");
|
|
if (aParameter.line == "") {
|
|
if (aParameter.isThereAnEmptyFinalField == true) {
|
|
aParameter.isThereAnEmptyFinalField = false;
|
|
result = "";
|
|
} else {
|
|
result = null;
|
|
}
|
|
} else {
|
|
if (this.binary()) {
|
|
validRegexp = /^./;
|
|
// validRegexp = /^[^\\]/;
|
|
} else {
|
|
validRegexp = /^[\t\040-\176]/;
|
|
}
|
|
|
|
try {
|
|
var done;
|
|
|
|
done = false;
|
|
result = "";
|
|
|
|
while (!done) {
|
|
if (aParameter.line.length < 1) {
|
|
//Clipperz.logDebug("---> 1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
if (inQuotes == true) {
|
|
//Clipperz.logDebug("---> 1.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
throw new Error("CSV Parsing error; end of string, missing closing double-quote...");
|
|
} else {
|
|
//Clipperz.logDebug("---> 1.2: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
done = true;
|
|
}
|
|
} else if (escapedQuoteBeginRegexp.test(aParameter.line)) {
|
|
//Clipperz.logDebug("---> 2.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
result += this.quoteChar();
|
|
aParameter.line = aParameter.line.substr(2, aParameter.line.length - 1);
|
|
//Clipperz.logDebug("<--- 2.2: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
} else if (singleQuoteBeginRegexp.test(aParameter.line)) {
|
|
//Clipperz.logDebug("---> 3: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
if (inQuotes == true) {
|
|
if (aParameter.line.length == 1) {
|
|
//Clipperz.logDebug("---> 3.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
aParameter.line = '';
|
|
done = true;
|
|
} else if (singleQuoteCommaEndRegexp.test(aParameter.line)) {
|
|
//Clipperz.logDebug("---> 3.3: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
aParameter.line = aParameter.line.substr(2, aParameter.line.length - 1);
|
|
done = true;
|
|
//Clipperz.logDebug("<--- 3.3: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
} else if (singleQuoteNewLineEndRegexp.test(aParameter.line)) {
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
done = true;
|
|
} else {
|
|
throw new Error("CSV Parsing error; double-quote, followed by undesirable character (bad character sequence)... " + aParameter.line);
|
|
}
|
|
} else {
|
|
//Clipperz.logDebug("---> 4: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
if (result == "") {
|
|
//Clipperz.logDebug("---> 4.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
inQuotes = true;
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
//Clipperz.logDebug("<--- 4.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
} else {
|
|
throw new Error("CSV Parsing error; double-quote, outside of double-quotes (bad character sequence)...");
|
|
}
|
|
}
|
|
} else if (commaBeginRegexp.test(aParameter.line)) {
|
|
//Clipperz.logDebug("---> 5: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
if (inQuotes) {
|
|
//Clipperz.logDebug("---> 5.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
result += aParameter.line.substr(0 ,1);
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
//Clipperz.logDebug("<--- 5.1: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
} else {
|
|
//Clipperz.logDebug("---> 5.2: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
if (newlineRegexp.test(aParameter.line) || aParameter.line == "") {
|
|
//Clipperz.logDebug("######");
|
|
aParameter.isThereAnEmptyFinalField = true;
|
|
};
|
|
done = true;
|
|
//Clipperz.logDebug("<--- 5.2: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
}
|
|
} else if (validRegexp.test(aParameter.line)) {
|
|
//Clipperz.logDebug("---> 6: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
result += aParameter.line.substr(0, 1);
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
//Clipperz.logDebug("<--- 6: '" + aParameter.line.replace(/\n/g, "\\n") + "'");
|
|
} else if (newlineRegexp.test(aParameter.line)) {
|
|
if (inQuotes == true) {
|
|
result += aParameter.line.substr(0 ,1);
|
|
aParameter.line = aParameter.line.substr(1, aParameter.line.length - 1);
|
|
} else {
|
|
if (result == "") {
|
|
if (aParameter.isThereAnEmptyFinalField == true) {
|
|
aParameter.isThereAnEmptyFinalField = false;
|
|
} else {
|
|
result = null;
|
|
}
|
|
}
|
|
|
|
done = true;
|
|
}
|
|
} else {
|
|
throw new Error("CSV Parsing error; an undesirable character... '" + aParameter.line.substr(0,1) + "'");
|
|
}
|
|
}
|
|
} catch(exception) {
|
|
Clipperz.logError(exception.message);
|
|
// result = null;
|
|
throw exception;
|
|
}
|
|
}
|
|
|
|
//if (result != null) {
|
|
// Clipperz.logDebug("<=== result: '" + result.replace(/\n/g, "\\n") + "'");
|
|
//} else {
|
|
// Clipperz.logDebug("<=== result: NULL");
|
|
//}
|
|
|
|
return result;
|
|
},
|
|
|
|
//-------------------------------------------------------------------------
|
|
__syntaxFix__: "syntax fix"
|
|
});
|
|
|
|
|