isChangingLocalDirectory = false;
localFileList = null;
localWorkDir = null;
localPreviousValidDir = null
activeUploads = 0;

function localRenderFileListFrame(files) {
    var localDoc = localFrame.document;
    try {
        var renderer = new FTPRenderer(localDoc);
        renderer.showSeconds = true;
        renderer.renderNameHeading = function() {
            this.document.write("<th class='ftpHead ftpNameHead' colspan='2'>");
            this.document.write("<a href='javascript:parent.localReorder(\"name\");'>Name</a></th>");
            this.document.write("<th class='ftpHead ftpOptions' colspan='4'>Options</th>");
        };
        renderer.renderSizeHeading = function() {
            this.document.write("<th class='ftpHead ftpSizeHead' colspan='2'>");
            this.document.write("<a href='javascript:parent.localReorder(\"size\");'>Size</a></th>");
        };
        renderer.renderDateHeading = function() {
            this.document.write("<th class='ftpHead ftpDateHead'>");
            this.document.write("<a href='javascript:parent.localReorder(\"date\");'>Date</a></th>");
        };
        renderer.renderFileName = function(fileName, filePath, isTextFile) {
            var safeFileName = fileName.replace(/\\/g, "\\\\").replace(/\'/g, "\\\'");
            var safeFilePath = filePath.replace(/\\/g, "\\\\").replace(/\'/g, "\\\'");
            this.document.writeln("<td valign='bottom' class='ftpFile ftpIconCell'><img align='bottom' src='images/file.gif'></td>");
            this.document.write("<td class='ftpFile ftpName'>");
            this.document.write("<div style='overflow:hidden'>");
            this.document.write("<a href=\"javascript:parent.localViewFile('" + safeFileName + "', '" + safeFilePath + "');\"");
            this.document.write(" onmouseover=\"javascript:parent.setToolTip('View \\'" + safeFileName + "\\'')\"")
            this.document.write(" onmouseout=\"javascript:parent.clearToolTip()\"")
            this.document.write(">" + fileName + "<\/a>");
            this.document.write("</div>");
            this.document.writeln("<\/td>");
            this.document.writeln("<td class='ftpFile ftpOptions'>&nbsp;</td>");
            renderImageLink(this.document, "images/rename.png", "Rename this file", "localRename", safeFileName, safeFilePath);
            renderImageLink(this.document, "images/delete.png", "Delete this file", "localDeleteFile", safeFileName, safeFilePath);
            if (isTextFile) {
                renderImageLink(this.document, "images/edit.png", "Edit this file", "localEditFile", safeFileName, safeFilePath);
            } else {
                this.document.write("<td class='ftpFile ftpOptions'></td>");
            }
        };
        renderer.renderDirectoryName = function(directoryName, directoryPath) {
            this.document.writeln("<td valign='bottom' class='ftpFile ftpIconCell'><img align='bottom' src='images/folder.gif'></td>");
            if (directoryName === "") {
                directoryName = directoryPath;
            }
            var safeDirectoryName = directoryName.replace(/\\/g, "\\\\").replace(/\'/g, "\\\'");
            var safeDirectoryPath = directoryPath.replace(/\\/g, "\\\\").replace(/\'/g, "\\\'");
            this.document.write("<td class='ftpFile ftpName'>");
            this.document.write("<a href=\"javascript:parent.localChangeDirectory('" + safeDirectoryPath + "');\"");
            this.document.write(" onmouseover=\"javascript:parent.setToolTip('Change to \\'" + safeDirectoryPath + "\\'')\"")
            this.document.write(" onmouseout=\"javascript:parent.clearToolTip()\"")
            this.document.write(">" + directoryName + "<\/a>");
            this.document.writeln("<\/td>");
            if (directoryName != "..") {
                this.document.writeln("<td class='ftpFile ftpOptions'><img width=16 height=16 src=\"images/space.gif\"></td>");
                //renderImageLink(this.document, "images/upload.png", "Upload this file", "uploadDirectory", safeDirectoryName, safeDirectoryPath);
                renderImageLink(this.document, "images/rename.png", "Rename this file", "localRename", safeDirectoryName, safeDirectoryPath);
                renderImageLink(this.document, "images/delete.png", "Delete this file", "localDeleteFile", safeDirectoryName, safeDirectoryPath);
                this.document.writeln("<td class='ftpFile ftpOptions'><img width=16 height=16 src=\"images/space.gif\"></td>");
            } else {
                this.document.writeln("<td class='ftpFile ftpOptions' colspan='4'><img width=16 height=16 src=\"images/space.gif\"></td>");
            }
        };
        renderer.renderNameFooter = function() {
            this.document.write("<td class='ftpFooter ftpNameFooter' colspan='2'></td>");
            this.document.write("<td class='ftpFooter ftpOptionsFooter' colspan='4'></td>");
        };

        localDoc.clear();
        localDoc.writeln("<html>");
        localDoc.writeln("<head>");
        localDoc.writeln("<link rel='StyleSheet' href='styles/ftpclient.css' type='text/css'>");
        localDoc.writeln("<link rel='StyleSheet' href='styles/ftpapp.css' type='text/css'>");
        localDoc.writeln("<\/head>");
        localDoc.writeln("<body class='ftpBody'>");
        renderer.renderFileList(files);
        localDoc.writeln("<\/body><\/html>");

        isChangingLocalDirectory = false;

        setStatus("Local:" + localWorkDir, false, false);
    }
    finally {
        localDoc.close();
    }
}

function localDirRefresh(dir) {
    if (!ftp.isInitialized())
        alert("You haven't yet connected to the server.\nPlease press Connect/Go.");
    else {
        localEnabled(false);
        ftp.localDirectoryList(dir);
    }
}

function localEnabled(enabled) {
    if (localDirTextBox !== null) {
        localDirTextBox.disabled = !enabled;
    }
    if (localGoButton !== null) {
        localGoButton.disabled = !enabled;
    }
    if (localNewButton !== null) {
        localNewButton.disabled = !enabled;
    }
    if (localFrame !== null && !enabled) {
        localFrame.location = "blanklocal.html";
        //		localFrame.document.clear();
        //		localFrame.document.writeln("<html><body style='background-color:#eeeeee'></body></html>")
        //		localFrame.document.close();
    }
    if (localListBox !== null) {
        localListBox.disabled = !enabled;
    }
}

function localHomeButton_Click() {
    localDirRefresh("");
}

function localDirButton_Click() {
    localDirRefresh(localDirTextBox.value);
}

function localDirTextBox_KeyPress(ev) {
    if (enterPressed(ev)) {
        setStatus("Getting file-list...", false, false);
        localDirRefresh(localDirTextBox.value);
    }
}

function localReorder(sortColumn) {
    if (ftp.localSortColumn == sortColumn) {
        ftp.localSortAscending = !ftp.localSortAscending;
    } else {
        ftp.localSortAscending = true;
    }
    ftp.localSortColumn = sortColumn;
    setStatus("Getting file-list...", false, false);
    localDirRefresh(localWorkDir);
}

function uploadFile(fileName, filePath) {
    if (!ftp.isConnected()) {
        ftp.alert("Not connected to server.");
        return;
    }
    var exists = remoteFileList !== null && remoteFileList.containsFileName(fileName);
    if (!exists) {
        doUploadFile(fileName, filePath, ftp.WRITEMODE_OVERWRITE, 0);
    } else {
        var remoteFile = remoteFileList.findByFileName(fileName);
        var localFile = localFileList.findByFileName(fileName);
        var tag = { fileName: fileName, filePath: filePath, remoteFileSize: remoteFile.size };
        if (remoteFile !== null && localFile !== null && remoteFile.size < localFile.size) {
            var text = "The file, " + fileName + ", already exists on the server.\n" +
				"Do you want to overwrite it or resume uploading it?";
            ftp.ask(text, onUploadFileResponse, tag, "Overwrite", "Resume", "Cancel");
        } else {
            var text = "The file, " + fileName + ", already exists on the server.\n" +
				"Do you want to overwrite it?";
            ftp.ask(text, onUploadFileResponse, tag, "Overwrite", "Cancel");
        }
    }
}

function onUploadFileResponse(askResponse, tag) {
    if (askResponse.response == "Overwrite")
        doUploadFile(tag.fileName, tag.filePath, ftp.WRITEMODE_OVERWRITE, 0);
    else if (askResponse.response == "Resume")
        doUploadFile(tag.fileName, tag.filePath, ftp.WRITEMODE_RESUME, tag.remoteFileSize);
}

function doUploadFile(fileName, filePath, writeMode, offset) {
    setStatus("Uploading " + fileName + "...", false);
    var taskID = ftp.uploadFile(filePath, fileName, writeMode);
    activeUploads++;
    var progressRow = addProgressBar(taskID, "Uploading " + fileName);
    var file = localFileList.findByFileName(fileName);
    transfers.add(taskID, fileName, filePath, file.size, offset, progressRow, false);
}

function uploadDirectory(directoryName, directoryPath) {
    ftp.alert("Not implemented");
}

function localRename(fileName, filePath) {
    var newName = prompt("Enter the new name", fileName);
    if (newName !== null && newName != fileName) {
        var dir = filePath;
        if (dir.substring(dir.length - 1) == ftp.separator) {
            dir = dir.substring(0, dir.length - 1);
        }
        dir = dir.substring(0, dir.lastIndexOf(ftp.separator));
        setStatus("Renaming " + fileName + " to " + newName + "...", false);
        ftp.localRename(filePath, dir + ftp.separator + newName);
    }
}

function localDeleteFile(fileName, filePath, doDirListAfter) {
    if (doDirListAfter === undefined) {
        doDirListAfter = true;
    }
    var tag = { fileName: fileName, filePath: filePath, doDirListAfter: doDirListAfter };
    ftp.ask("Are you sure you want to delete '" + fileName + "'?", "onLocalDeleteFile", tag, "Delete", "Cancel");
}

function onLocalDeleteFile(askResponse, tag) {
    if (askResponse.response == "Delete") {
        setStatus("Deleting " + tag.fileName + "...", false);
        ftp.localDeleteFile(tag.filePath, tag.doDirListAfter);
    }
}

function localViewFile(fileName, filePath) {
    setStatus("Viewing file " + fileName + "...", true);
    filePath = filePath.replace(/\\/g, "/");
    var url = "http://127.0.0.1:" + ftp.getLocalAcceptorPort() + "/INTEGRALFTP_ASK/" + filePath + "?_integralftp=yes";
    url = url.replace("#", "%23");
    window.open(url);
}

function localEditFile(fileName, filePath) {
    setStatus("Viewing file " + fileName + "...", true);
    filePath = filePath.replace(/\\/g, "/");
    var url = "http://127.0.0.1:" + ftp.getLocalAcceptorPort() + "/INTEGRALFTP_EDIT/" + filePath + "?_integralftp=yes";
    url = url.replace("#", "%23");
    window.open(url);
}

function localChangeDirectory(directoryName) {
    if (!ftp.isInitialized())
        alert("You haven't yet connected to the server.\nPlease press Connect/Go.");
    else if (!isChangingLocalDirectory) {
        setStatus("Changing directory to " + directoryName + "...", false);
        isChangingLocalDirectory = true;
        localWorkDir = directoryName;
        localDirRefresh(localWorkDir);
    }
}

function localCreateDir() {
    var dirName = prompt("Name of directory to create", "");
    if (dirName !== null && dirName !== undefined && dirName !== "") {
        setStatus("Creating directory " + dirName + "...", false);
        ftp.localCreateDirectory(localWorkDir + dirName);
    }
}