editor_plugin_src.js

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

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

									lastTDElm = tdElm;
								}
							}

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

						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 "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 = " ";
										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);
							}
						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.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;

							inst.selection.selectNode(getCell(grid, cpos.rowindex, 0), true, true);
						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;
								}
							}
						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;
								}
							}
						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.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;

							inst.selection.selectNode(getCell(grid, 0, cpos.cellindex), true, true);
						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);