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/**
 * $Id: editor_plugin_src.js 201 2007-02-12 15:56:56Z spocke $
 *
 * @author Moxiecode
 * @copyright Copyright © 2004-2007, Moxiecode Systems AB, All rights reserved.
 */

/* Import plugin specific language pack */
tinyMCE.importPluginLanguagePack('table');

var TinyMCE_TablePlugin = {
        getInfo : function() {
                return {
                        longname : 'Tables',
                        author : 'Moxiecode Systems AB',
                        authorurl : 'http://tinymce.moxiecode.com',
                        infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/table',
                        version : tinyMCE.majorVersion + "." + tinyMCE.minorVersion
                };
        },

        initInstance : function(inst) {
                if (tinyMCE.isGecko) {
                        var doc = inst.getDoc();
                        tinyMCE.addEvent(doc, "mouseup", TinyMCE_TablePlugin._mouseDownHandler);
                }

                inst.tableRowClipboard = null;
        },

        /**
         * Returns the HTML contents of the table control.
         */
        getControlHTML : function(control_name) {
                var controls = new Array(
                        ['table', 'table.gif', 'lang_table_desc', 'mceInsertTable', true],
                        ['delete_table', 'table_delete.gif', 'lang_table_del', 'mceTableDelete'],
                        ['delete_col', 'table_delete_col.gif', 'lang_table_delete_col_desc', 'mceTableDeleteCol'],
                        ['delete_row', 'table_delete_row.gif', 'lang_table_delete_row_desc', 'mceTableDeleteRow'],
                        ['col_after', 'table_insert_col_after.gif', 'lang_table_col_after_desc', 'mceTableInsertColAfter'],
                        ['col_before', 'table_insert_col_before.gif', 'lang_table_col_before_desc', 'mceTableInsertColBefore'],
                        ['row_after', 'table_insert_row_after.gif', 'lang_table_row_after_desc', 'mceTableInsertRowAfter'],
                        ['row_before', 'table_insert_row_before.gif', 'lang_table_row_before_desc', 'mceTableInsertRowBefore'],
                        ['row_props', 'table_row_props.gif', 'lang_table_row_desc', 'mceTableRowProps', true],
                        ['cell_props', 'table_cell_props.gif', 'lang_table_cell_desc', 'mceTableCellProps', true],
                        ['split_cells', 'table_split_cells.gif', 'lang_table_split_cells_desc', 'mceTableSplitCells', true],
                        ['merge_cells', 'table_merge_cells.gif', 'lang_table_merge_cells_desc', 'mceTableMergeCells', true]);

                // Render table control
                for (var i=0; i<controls.length; i++) {
                        var but = controls[i];
                        var cmd = 'tinyMCE.execInstanceCommand(\'{$editor_id}\',\'' + but[3] + '\', ' + (but.length > 4 ? but[4] : false) + (but.length > 5 ? ', \'' + but[5] + '\'' : '') + ');return false;';

                        if (but[0] == control_name)
                                return tinyMCE.getButtonHTML(control_name, but[2], '{$pluginurl}/images/'+ but[1], but[3], (but.length > 4 ? but[4] : false));
                }

                // Special tablecontrols
                if (control_name == "tablecontrols") {
                        var html = "";

                        html += tinyMCE.getControlHTML("table");
                        html += tinyMCE.getControlHTML("separator");
                        html += tinyMCE.getControlHTML("row_props");
                        html += tinyMCE.getControlHTML("cell_props");
                        html += tinyMCE.getControlHTML("separator");
                        html += tinyMCE.getControlHTML("row_before");
                        html += tinyMCE.getControlHTML("row_after");
                        html += tinyMCE.getControlHTML("delete_row");
                        html += tinyMCE.getControlHTML("separator");
                        html += tinyMCE.getControlHTML("col_before");
                        html += tinyMCE.getControlHTML("col_after");
                        html += tinyMCE.getControlHTML("delete_col");
                        html += tinyMCE.getControlHTML("separator");
                        html += tinyMCE.getControlHTML("split_cells");
                        html += tinyMCE.getControlHTML("merge_cells");

                        return html;
                }

                return "";
        },

        /**
         * Executes the table commands.
         */
        execCommand : function(editor_id, element, command, user_interface, value) {
                // Is table command
                switch (command) {
                        case "mceInsertTable":
                        case "mceTableRowProps":
                        case "mceTableCellProps":
                        case "mceTableSplitCells":
                        case "mceTableMergeCells":
                        case "mceTableInsertRowBefore":
                        case "mceTableInsertRowAfter":
                        case "mceTableDeleteRow":
                        case "mceTableInsertColBefore":
                        case "mceTableInsertColAfter":
                        case "mceTableDeleteCol":
                        case "mceTableCutRow":
                        case "mceTableCopyRow":
                        case "mceTablePasteRowBefore":
                        case "mceTablePasteRowAfter":
                        case "mceTableDelete":
                                var inst = tinyMCE.getInstanceById(editor_id);

                                inst.execCommand('mceBeginUndoLevel');
                                TinyMCE_TablePlugin._doExecCommand(editor_id, element, command, user_interface, value);
                                inst.execCommand('mceEndUndoLevel');

                                return true;
                }

                // Pass to next handler in chain
                return false;
        },

        handleNodeChange : function(editor_id, node, undo_index, undo_levels, visual_aid, any_selection) {
                var colspan = "1", rowspan = "1", tdElm;

                var inst = tinyMCE.getInstanceById(editor_id);

                // Reset table controls
                tinyMCE.switchClass(editor_id + '_table', 'mceButtonNormal');
                tinyMCE.switchClass(editor_id + '_delete_table', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_row_props', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_cell_props', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_row_before', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_row_after', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_delete_row', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_col_before', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_col_after', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_delete_col', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_split_cells', 'mceButtonDisabled');
                tinyMCE.switchClass(editor_id + '_merge_cells', 'mceButtonDisabled');

                // Within a td element
                if (tdElm = tinyMCE.getParentElement(node, "td,th")) {
                        tinyMCE.switchClass(editor_id + '_cell_props', 'mceButtonSelected');
                        tinyMCE.switchClass(editor_id + '_delete_table', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_row_before', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_row_after', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_delete_row', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_col_before', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_col_after', 'mceButtonNormal');
                        tinyMCE.switchClass(editor_id + '_delete_col', 'mceButtonNormal');

                        colspan = tinyMCE.getAttrib(tdElm, "colspan");
                        rowspan = tinyMCE.getAttrib(tdElm, "rowspan");

                        colspan = colspan == "" ? "1" : colspan;
                        rowspan = rowspan == "" ? "1" : rowspan;

                        if (colspan != "1" || rowspan != "1")
                                tinyMCE.switchClass(editor_id + '_split_cells', 'mceButtonNormal');
                }

                // Within a tr element
                if (tinyMCE.getParentElement(node, "tr"))
                        tinyMCE.switchClass(editor_id + '_row_props', 'mceButtonSelected');

                // Within table
                if (tinyMCE.getParentElement(node, "table")) {
                        tinyMCE.switchClass(editor_id + '_table', 'mceButtonSelected');
                        tinyMCE.switchClass(editor_id + '_merge_cells', 'mceButtonNormal');
                }
        },

        // Private plugin internal methods

        _mouseDownHandler : function(e) {
                var elm = tinyMCE.isMSIE ? event.srcElement : e.target;
                var focusElm = tinyMCE.selectedInstance.getFocusElement();

                // If press on special Mozilla create TD/TR thingie
                if (elm.nodeName == "BODY" && (focusElm.nodeName == "TD" || focusElm.nodeName == "TH" || (focusElm.parentNode && focusElm.parentNode.nodeName == "TD") ||(focusElm.parentNode && focusElm.parentNode.nodeName == "TH") )) {
                        window.setTimeout(function() {
                                var tableElm = tinyMCE.getParentElement(focusElm, "table");
                                tinyMCE.handleVisualAid(tableElm, true, tinyMCE.settings['visual'], tinyMCE.selectedInstance);
                        }, 10);
                }
        },

        /**
         * Executes the table commands.
         */
        _doExecCommand : function(editor_id, element, command, user_interface, value) {
                var inst = tinyMCE.getInstanceById(editor_id);
                var focusElm = inst.getFocusElement();
                var trElm = tinyMCE.getParentElement(focusElm, "tr");
                var tdElm = tinyMCE.getParentElement(focusElm, "td,th");
                var tableElm = tinyMCE.getParentElement(focusElm, "table");
                var doc = inst.contentWindow.document;
                var tableBorder = tableElm ? tableElm.getAttribute("border") : "";

                // Get first TD if no TD found
                if (trElm && tdElm == null)
                        tdElm = trElm.cells[0];

                // ------- Inner functions ---------
                function inArray(ar, v) {
                        for (var i=0; i<ar.length; i++) {
                                // Is array
                                if (ar[i].length > 0 && inArray(ar[i], v))
                                        return true;

                                // Found value
                                if (ar[i] == v)
                                        return true;
                        }

                        return false;
                }

                function makeTD() {
                        var newTD = doc.createElement("td");
                        newTD.innerHTML = "&nbsp;";
                }

                function getColRowSpan(td) {
                        var colspan = tinyMCE.getAttrib(td, "colspan");
                        var rowspan = tinyMCE.getAttrib(td, "rowspan");

                        colspan = colspan == "" ? 1 : parseInt(colspan);
                        rowspan = rowspan == "" ? 1 : parseInt(rowspan);

                        return {colspan : colspan, rowspan : rowspan};
                }

                function getCellPos(grid, td) {
                        var x, y;

                        for (y=0; y<grid.length; y++) {
                                for (x=0; x<grid[y].length; x++) {
                                        if (grid[y][x] == td)
                                                return {cellindex : x, rowindex : y};
                                }
                        }

                        return null;
                }

                function getCell(grid, row, col) {
                        if (grid[row] && grid[row][col])
                                return grid[row][col];

                        return null;
                }

                function getTableGrid(table) {
                        var grid = new Array(), rows = table.rows, x, y, td, sd, xstart, x2, y2;

                        for (y=0; y<rows.length; y++) {
                                for (x=0; x<rows[y].cells.length; x++) {
                                        td = rows[y].cells[x];
                                        sd = getColRowSpan(td);

                                        // All ready filled
                                        for (xstart = x; grid[y] && grid[y][xstart]; xstart++) ;

                                        // Fill box
                                        for (y2=y; y2<y+sd['rowspan']; y2++) {
                                                if (!grid[y2])
                                                        grid[y2] = new Array();

                                                for (x2=xstart; x2<xstart+sd['colspan']; x2++)
                                                        grid[y2][x2] = td;
                                        }
                                }
                        }

                        return grid;
                }

                function trimRow(table, tr, td, new_tr) {
                        var grid = getTableGrid(table), cpos = getCellPos(grid, td);
                        var cells, lastElm;

                        // Time to crop away some
                        if (new_tr.cells.length != tr.childNodes.length) {
                                cells = tr.childNodes;
                                lastElm = null;

                                for (var x=0; td = getCell(grid, cpos.rowindex, x); x++) {
                                        var remove = true;
                                        var sd = getColRowSpan(td);

                                        // Remove due to rowspan
                                        if (inArray(cells, td)) {
                                                new_tr.childNodes[x]._delete = true;
                                        } else if ((lastElm == null || td != lastElm) && sd.colspan > 1) { // Remove due to colspan
                                                for (var i=x; i<x+td.colSpan; i++)
                                                        new_tr.childNodes[i]._delete = true;
                                        }

                                        if ((lastElm == null || td != lastElm) && sd.rowspan > 1)
                                                td.rowSpan = sd.rowspan + 1;

                                        lastElm = td;
                                }

                                deleteMarked(tableElm);
                        }
                }

                function prevElm(node, name) {
                        while ((node = node.previousSibling) != null) {
                                if (node.nodeName == name)
                                        return node;
                        }

                        return null;
                }

                function nextElm(node, names) {
                        var namesAr = names.split(',');

                        while ((node = node.nextSibling) != null) {
                                for (var i=0; i<namesAr.length; i++) {
                                        if (node.nodeName.toLowerCase() == namesAr[i].toLowerCase() )
                                                return node;
                                }
                        }

                        return null;
                }

                function deleteMarked(tbl) {
                        if (tbl.rows == 0)
                                return;

                        var tr = tbl.rows[0];
                        do {
                                var next = nextElm(tr, "TR");

                                // Delete row
                                if (tr._delete) {
                                        tr.parentNode.removeChild(tr);
                                        continue;
                                }

                                // Delete cells
                                var td = tr.cells[0];
                                if (td.cells > 1) {
                                        do {
                                                var nexttd = nextElm(td, "TD,TH");

                                                if (td._delete)
                                                        td.parentNode.removeChild(td);
                                        } while ((td = nexttd) != null);
                                }
                        } while ((tr = next) != null);
                }

                function addRows(td_elm, tr_elm, rowspan) {
                        // Add rows
                        td_elm.rowSpan = 1;
                        var trNext = nextElm(tr_elm, "TR");
                        for (var i=1; i<rowspan && trNext; i++) {
                                var newTD = doc.createElement("td");
                                newTD.innerHTML = "&nbsp;";

                                if (tinyMCE.isMSIE)
                                        trNext.insertBefore(newTD, trNext.cells(td_elm.cellIndex));
                                else
                                        trNext.insertBefore(newTD, trNext.cells[td_elm.cellIndex]);

                                trNext = nextElm(trNext, "TR");
                        }
                }

                function copyRow(doc, table, tr) {
                        var grid = getTableGrid(table);
                        var newTR = tr.cloneNode(false);
                        var cpos = getCellPos(grid, tr.cells[0]);
                        var lastCell = null;
                        var tableBorder = tinyMCE.getAttrib(table, "border");
                        var tdElm = null;

                        for (var x=0; tdElm = getCell(grid, cpos.rowindex, x); x++) {
                                var newTD = null;

                                if (lastCell != tdElm) {
                                        for (var i=0; i<tr.cells.length; i++) {
                                                if (tdElm == tr.cells[i]) {
                                                        newTD = tdElm.cloneNode(true);
                                                        break;
                                                }
                                        }
                                }

                                if (newTD == null) {
                                        newTD = doc.createElement("td");
                                        newTD.innerHTML = "&nbsp;";
                                }

                                // Reset col/row span
                                newTD.colSpan = 1;
                                newTD.rowSpan = 1;

                                newTR.appendChild(newTD);

                                lastCell = tdElm;
                        }

                        return newTR;
                }

                // ---- Commands -----

                // Handle commands
                switch (command) {
                        case "mceTableRowProps":
                                if (trElm == null)
                                        return true;

                                if (user_interface) {
                                        // Setup template
                                        var template = new Array();

                                        template['file'] = '../../plugins/table/row.htm';
                                        template['width'] = 380;
                                        template['height'] = 295;

                                        // Language specific width and height addons
                                        template['width'] += tinyMCE.getLang('lang_table_rowprops_delta_width', 0);
                                        template['height'] += tinyMCE.getLang('lang_table_rowprops_delta_height', 0);

                                        // Open window
                                        tinyMCE.openWindow(template, {editor_id : inst.editorId, inline : "yes"});
                                }

                                return true;

                        case "mceTableCellProps":
                                if (tdElm == null)
                                        return true;

                                if (user_interface) {
                                        // Setup template
                                        var template = new Array();

                                        template['file'] = '../../plugins/table/cell.htm';
                                        template['width'] = 380;
                                        template['height'] = 295;

                                        // Language specific width and height addons
                                        template['width'] += tinyMCE.getLang('lang_table_cellprops_delta_width', 0);
                                        template['height'] += tinyMCE.getLang('lang_table_cellprops_delta_height', 0);

                                        // Open window
                                        tinyMCE.openWindow(template, {editor_id : inst.editorId, inline : "yes"});
                                }

                                return true;

                        case "mceInsertTable":
                                if (user_interface) {
                                        // Setup template
                                        var template = new Array();

                                        template['file'] = '../../plugins/table/table.htm';
                                        template['width'] = 380;
                                        template['height'] = 295;

                                        // Language specific width and height addons
                                        template['width'] += tinyMCE.getLang('lang_table_table_delta_width', 0);
                                        template['height'] += tinyMCE.getLang('lang_table_table_delta_height', 0);

                                        // Open window
                                        tinyMCE.openWindow(template, {editor_id : inst.editorId, inline : "yes", action : value});
                                }

                                return true;

                        case "mceTableDelete":
                                var table = tinyMCE.getParentElement(inst.getFocusElement(), "table");
                                if (table) {
                                        table.parentNode.removeChild(table);
                                        inst.repaint();
                                }
                                return true;

                        case "mceTableSplitCells":
                        case "mceTableMergeCells":
                        case "mceTableInsertRowBefore":
                        case "mceTableInsertRowAfter":
                        case "mceTableDeleteRow":
                        case "mceTableInsertColBefore":
                        case "mceTableInsertColAfter":
                        case "mceTableDeleteCol":
                        case "mceTableCutRow":
                        case "mceTableCopyRow":
                        case "mceTablePasteRowBefore":
                        case "mceTablePasteRowAfter":
                                // No table just return (invalid command)
                                if (!tableElm)
                                        return true;

                                // Table has a tbody use that reference
                                // Changed logic by ApTest 2005.07.12 (www.aptest.com)
                                // Now lookk at the focused element and take its parentNode.  That will be a tbody or a table.
                                if (trElm && tableElm != trElm.parentNode)
                                        tableElm = trElm.parentNode;

                                if (tableElm && trElm) {
                                        switch (command) {
                                                case "mceTableCutRow":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        inst.tableRowClipboard = copyRow(doc, tableElm, trElm);
                                                        inst.execCommand("mceTableDeleteRow");
                                                        break;

                                                case "mceTableCopyRow":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        inst.tableRowClipboard = copyRow(doc, tableElm, trElm);
                                                        break;

                                                case "mceTablePasteRowBefore":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var newTR = inst.tableRowClipboard.cloneNode(true);

                                                        var prevTR = prevElm(trElm, "TR");
                                                        if (prevTR != null)
                                                                trimRow(tableElm, prevTR, prevTR.cells[0], newTR);

                                                        trElm.parentNode.insertBefore(newTR, trElm);
                                                        break;

                                                case "mceTablePasteRowAfter":
                                                        if (!trElm || !tdElm)
                                                                return true;
                                                        
                                                        var nextTR = nextElm(trElm, "TR");
                                                        var newTR = inst.tableRowClipboard.cloneNode(true);

                                                        trimRow(tableElm, trElm, tdElm, newTR);

                                                        if (nextTR == null)
                                                                trElm.parentNode.appendChild(newTR);
                                                        else
                                                                nextTR.parentNode.insertBefore(newTR, nextTR);

                                                        break;

                                                case "mceTableInsertRowBefore":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);
                                                        var newTR = doc.createElement("tr");
                                                        var lastTDElm = null;

                                                        cpos.rowindex--;
                                                        if (cpos.rowindex < 0)
                                                                cpos.rowindex = 0;

                                                        // Create cells
                                                        for (var x=0; tdElm = getCell(grid, cpos.rowindex, x); x++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd['rowspan'] == 1) {
                                                                                var newTD = doc.createElement("td");

                                                                                newTD.innerHTML = "&nbsp;";
                                                                                newTD.colSpan = tdElm.colSpan;

                                                                                newTR.appendChild(newTD);
                                                                        } else
                                                                                tdElm.rowSpan = sd['rowspan'] + 1;

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        trElm.parentNode.insertBefore(newTR, trElm);

                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex + 1, cpos.cellindex), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                                case "mceTableInsertRowAfter":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);
                                                        var newTR = doc.createElement("tr");
                                                        var lastTDElm = null;

                                                        // Create cells
                                                        for (var x=0; tdElm = getCell(grid, cpos.rowindex, x); x++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd['rowspan'] == 1) {
                                                                                var newTD = doc.createElement("td");

                                                                                newTD.innerHTML = "&nbsp;";
                                                                                newTD.colSpan = tdElm.colSpan;

                                                                                newTR.appendChild(newTD);
                                                                        } else
                                                                                tdElm.rowSpan = sd['rowspan'] + 1;

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        if (newTR.hasChildNodes()) {
                                                                var nextTR = nextElm(trElm, "TR");
                                                                if (nextTR)
                                                                        nextTR.parentNode.insertBefore(newTR, nextTR);
                                                                else
                                                                        tableElm.appendChild(newTR);
                                                        }

                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex, cpos.cellindex), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                                case "mceTableDeleteRow":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);

                                                        // Only one row, remove whole table
                                                        if (grid.length == 1) {
                                                                tableElm = tinyMCE.getParentElement(tableElm, "table"); // Look for table instead of tbody
                                                                tableElm.parentNode.removeChild(tableElm);
                                                                return true;
                                                        }

                                                        // Move down row spanned cells
                                                        var cells = trElm.cells;
                                                        var nextTR = nextElm(trElm, "TR");
                                                        for (var x=0; x<cells.length; x++) {
                                                                if (cells[x].rowSpan > 1) {
                                                                        var newTD = cells[x].cloneNode(true);
                                                                        var sd = getColRowSpan(cells[x]);

                                                                        newTD.rowSpan = sd.rowspan - 1;

                                                                        var nextTD = nextTR.cells[x];

                                                                        if (nextTD == null)
                                                                                nextTR.appendChild(newTD);
                                                                        else
                                                                                nextTR.insertBefore(newTD, nextTD);
                                                                }
                                                        }

                                                        // Delete cells
                                                        var lastTDElm = null;
                                                        for (var x=0; tdElm = getCell(grid, cpos.rowindex, x); x++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd.rowspan > 1) {
                                                                                tdElm.rowSpan = sd.rowspan - 1;
                                                                        } else {
                                                                                trElm = tdElm.parentNode;

                                                                                if (trElm.parentNode)
                                                                                        trElm._delete = true;
                                                                        }

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        deleteMarked(tableElm);

                                                        cpos.rowindex--;
                                                        if (cpos.rowindex < 0)
                                                                cpos.rowindex = 0;

                                                        // Recalculate grid and select
                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex, 0), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                                case "mceTableInsertColBefore":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);
                                                        var lastTDElm = null;

                                                        for (var y=0; tdElm = getCell(grid, y, cpos.cellindex); y++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd['colspan'] == 1) {
                                                                                var newTD = doc.createElement(tdElm.nodeName);

                                                                                newTD.innerHTML = "&nbsp;";
                                                                                newTD.rowSpan = tdElm.rowSpan;

                                                                                tdElm.parentNode.insertBefore(newTD, tdElm);
                                                                        } else
                                                                                tdElm.colSpan++;

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex, cpos.cellindex + 1), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                                case "mceTableInsertColAfter":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);
                                                        var lastTDElm = null;

                                                        for (var y=0; tdElm = getCell(grid, y, cpos.cellindex); y++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd['colspan'] == 1) {
                                                                                var newTD = doc.createElement(tdElm.nodeName);

                                                                                newTD.innerHTML = "&nbsp;";
                                                                                newTD.rowSpan = tdElm.rowSpan;

                                                                                var nextTD = nextElm(tdElm, "TD,TH");
                                                                                if (nextTD == null)
                                                                                        tdElm.parentNode.appendChild(newTD);
                                                                                else
                                                                                        nextTD.parentNode.insertBefore(newTD, nextTD);
                                                                        } else
                                                                                tdElm.colSpan++;

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex, cpos.cellindex), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                                case "mceTableDeleteCol":
                                                        if (!trElm || !tdElm)
                                                                return true;

                                                        var grid = getTableGrid(tableElm);
                                                        var cpos = getCellPos(grid, tdElm);
                                                        var lastTDElm = null;

                                                        // Only one col, remove whole table
                                                        if (grid.length > 1 && grid[0].length <= 1) {
                                                                tableElm = tinyMCE.getParentElement(tableElm, "table"); // Look for table instead of tbody
                                                                tableElm.parentNode.removeChild(tableElm);
                                                                return true;
                                                        }

                                                        // Delete cells
                                                        for (var y=0; tdElm = getCell(grid, y, cpos.cellindex); y++) {
                                                                if (tdElm != lastTDElm) {
                                                                        var sd = getColRowSpan(tdElm);

                                                                        if (sd['colspan'] > 1)
                                                                                tdElm.colSpan = sd['colspan'] - 1;
                                                                        else {
                                                                                if (tdElm.parentNode)
                                                                                        tdElm.parentNode.removeChild(tdElm);
                                                                        }

                                                                        lastTDElm = tdElm;
                                                                }
                                                        }

                                                        cpos.cellindex--;
                                                        if (cpos.cellindex < 0)
                                                                cpos.cellindex = 0;

                                                        // Recalculate grid and select
                                                        grid = getTableGrid(tableElm);
                                                        inst.selection.selectNode(getCell(grid, cpos.rowindex, 0), tinyMCE.isGecko, true); // Only collape on gecko
                                                break;

                                        case "mceTableSplitCells":
                                                if (!trElm || !tdElm)
                                                        return true;

                                                var spandata = getColRowSpan(tdElm);

                                                var colspan = spandata["colspan"];
                                                var rowspan = spandata["rowspan"];

                                                // Needs splitting
                                                if (colspan > 1 || rowspan > 1) {
                                                        // Generate cols
                                                        tdElm.colSpan = 1;
                                                        for (var i=1; i<colspan; i++) {
                                                                var newTD = doc.createElement("td");

                                                                newTD.innerHTML = "&nbsp;";

                                                                trElm.insertBefore(newTD, nextElm(tdElm, "TD,TH"));

                                                                if (rowspan > 1)
                                                                        addRows(newTD, trElm, rowspan);
                                                        }

                                                        addRows(tdElm, trElm, rowspan);
                                                }

                                                // Apply visual aids
                                                tableElm = tinyMCE.getParentElement(inst.getFocusElement(), "table");
                                                break;

                                        case "mceTableMergeCells":
                                                var rows = new Array();
                                                var sel = inst.getSel();
                                                var grid = getTableGrid(tableElm);

                                                if (tinyMCE.isMSIE || sel.rangeCount == 1) {
                                                        if (user_interface) {
                                                                // Setup template
                                                                var template = new Array();
                                                                var sp = getColRowSpan(tdElm);

                                                                template['file'] = '../../plugins/table/merge_cells.htm';
                                                                template['width'] = 250;
                                                                template['height'] = 105 + (tinyMCE.isNS7 ? 25 : 0);

                                                                // Language specific width and height addons
                                                                template['width'] += tinyMCE.getLang('lang_table_merge_cells_delta_width', 0);
                                                                template['height'] += tinyMCE.getLang('lang_table_merge_cells_delta_height', 0);

                                                                // Open window
                                                                tinyMCE.openWindow(template, {editor_id : inst.editorId, inline : "yes", action : "update", numcols : sp.colspan, numrows : sp.rowspan});

                                                                return true;
                                                        } else {
                                                                var numRows = parseInt(value['numrows']);
                                                                var numCols = parseInt(value['numcols']);
                                                                var cpos = getCellPos(grid, tdElm);

                                                                if (("" + numRows) == "NaN")
                                                                        numRows = 1;

                                                                if (("" + numCols) == "NaN")
                                                                        numCols = 1;

                                                                // Get rows and cells
                                                                var tRows = tableElm.rows;
                                                                for (var y=cpos.rowindex; y<grid.length; y++) {
                                                                        var rowCells = new Array();

                                                                        for (var x=cpos.cellindex; x<grid[y].length; x++) {
                                                                                var td = getCell(grid, y, x);

                                                                                if (td && !inArray(rows, td) && !inArray(rowCells, td)) {
                                                                                        var cp = getCellPos(grid, td);

                                                                                        // Within range
                                                                                        if (cp.cellindex < cpos.cellindex+numCols && cp.rowindex < cpos.rowindex+numRows)
                                                                                                rowCells[rowCells.length] = td;
                                                                                }
                                                                        }

                                                                        if (rowCells.length > 0)
                                                                                rows[rows.length] = rowCells;
                                                                }

                                                                //return true;
                                                        }
                                                } else {
                                                        var cells = new Array();
                                                        var sel = inst.getSel();
                                                        var lastTR = null;
                                                        var curRow = null;
                                                        var x1 = -1, y1 = -1, x2, y2;

                                                        // Only one cell selected, whats the point?
                                                        if (sel.rangeCount < 2)
                                                                return true;

                                                        // Get all selected cells
                                                        for (var i=0; i<sel.rangeCount; i++) {
                                                                var rng = sel.getRangeAt(i);
                                                                var tdElm = rng.startContainer.childNodes[rng.startOffset];

                                                                if (!tdElm)
                                                                        break;

                                                                if (tdElm.nodeName == "TD")
                                                                        cells[cells.length] = tdElm;
                                                        }

                                                        // Get rows and cells
                                                        var tRows = tableElm.rows;
                                                        for (var y=0; y<tRows.length; y++) {
                                                                var rowCells = new Array();

                                                                for (var x=0; x<tRows[y].cells.length; x++) {
                                                                        var td = tRows[y].cells[x];

                                                                        for (var i=0; i<cells.length; i++) {
                                                                                if (td == cells[i]) {
                                                                                        rowCells[rowCells.length] = td;
                                                                                }
                                                                        }
                                                                }

                                                                if (rowCells.length > 0)
                                                                        rows[rows.length] = rowCells;
                                                        }

                                                        // Find selected cells in grid and box
                                                        var curRow = new Array();
                                                        var lastTR = null;
                                                        for (var y=0; y<grid.length; y++) {
                                                                for (var x=0; x<grid[y].length; x++) {
                                                                        grid[y][x]._selected = false;

                                                                        for (var i=0; i<cells.length; i++) {
                                                                                if (grid[y][x] == cells[i]) {
                                                                                        // Get start pos
                                                                                        if (x1 == -1) {
                                                                                                x1 = x;
                                                                                                y1 = y;
                                                                                        }

                                                                                        // Get end pos
                                                                                        x2 = x;
                                                                                        y2 = y;

                                                                                        grid[y][x]._selected = true;
                                                                                }
                                                                        }
                                                                }
                                                        }

                                                        // Is there gaps, if so deny
                                                        for (var y=y1; y<=y2; y++) {
                                                                for (var x=x1; x<=x2; x++) {
                                                                        if (!grid[y][x]._selected) {
                                                                                alert("Invalid selection for merge.");
                                                                                return true;
                                                                        }
                                                                }
                                                        }
                                                }

                                                // Validate selection and get total rowspan and colspan
                                                var rowSpan = 1, colSpan = 1;

                                                // Validate horizontal and get total colspan
                                                var lastRowSpan = -1;
                                                for (var y=0; y<rows.length; y++) {
                                                        var rowColSpan = 0;

                                                        for (var x=0; x<rows[y].length; x++) {
                                                                var sd = getColRowSpan(rows[y][x]);

                                                                rowColSpan += sd['colspan'];

                                                                if (lastRowSpan != -1 && sd['rowspan'] != lastRowSpan) {
                                                                        alert("Invalid selection for merge.");
                                                                        return true;
                                                                }

                                                                lastRowSpan = sd['rowspan'];
                                                        }

                                                        if (rowColSpan > colSpan)
                                                                colSpan = rowColSpan;

                                                        lastRowSpan = -1;
                                                }

                                                // Validate vertical and get total rowspan
                                                var lastColSpan = -1;
                                                for (var x=0; x<rows[0].length; x++) {
                                                        var colRowSpan = 0;

                                                        for (var y=0; y<rows.length; y++) {
                                                                var sd = getColRowSpan(rows[y][x]);

                                                                colRowSpan += sd['rowspan'];

                                                                if (lastColSpan != -1 && sd['colspan'] != lastColSpan) {
                                                                        alert("Invalid selection for merge.");
                                                                        return true;
                                                                }

                                                                lastColSpan = sd['colspan'];
                                                        }

                                                        if (colRowSpan > rowSpan)
                                                                rowSpan = colRowSpan;

                                                        lastColSpan = -1;
                                                }

                                                // Setup td
                                                tdElm = rows[0][0];
                                                tdElm.rowSpan = rowSpan;
                                                tdElm.colSpan = colSpan;

                                                // Merge cells
                                                for (var y=0; y<rows.length; y++) {
                                                        for (var x=0; x<rows[y].length; x++) {
                                                                var html = rows[y][x].innerHTML;
                                                                var chk = tinyMCE.regexpReplace(html, "[ \t\r\n]", "");

                                                                if (chk != "<br/>" && chk != "<br>" && chk != "&nbsp;" && (x+y > 0))
                                                                        tdElm.innerHTML += html;

                                                                // Not current cell
                                                                if (rows[y][x] != tdElm && !rows[y][x]._deleted) {
                                                                        var cpos = getCellPos(grid, rows[y][x]);
                                                                        var tr = rows[y][x].parentNode;

                                                                        tr.removeChild(rows[y][x]);
                                                                        rows[y][x]._deleted = true;

                                                                        // Empty TR, remove it
                                                                        if (!tr.hasChildNodes()) {
                                                                                tr.parentNode.removeChild(tr);

                                                                                var lastCell = null;
                                                                                for (var x=0; cellElm = getCell(grid, cpos.rowindex, x); x++) {
                                                                                        if (cellElm != lastCell && cellElm.rowSpan > 1)
                                                                                                cellElm.rowSpan--;

                                                                                        lastCell = cellElm;
                                                                                }

                                                                                if (tdElm.rowSpan > 1)
                                                                                        tdElm.rowSpan--;
                                                                        }
                                                                }
                                                        }
                                                }

                                                break;
                                        }

                                        tableElm = tinyMCE.getParentElement(inst.getFocusElement(), "table");
                                        tinyMCE.handleVisualAid(tableElm, true, tinyMCE.settings['visual'], tinyMCE.selectedInstance);
                                        tinyMCE.triggerNodeChange();
                                        inst.repaint();
                                }

                        return true;
                }

                // Pass to next handler in chain
                return false;
        }
};

tinyMCE.addPlugin("table", TinyMCE_TablePlugin);