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node-red/editor/js/ui/clipboard.js
2017-05-03 11:38:16 +01:00

345 lines
14 KiB
JavaScript

/**
* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
RED.clipboard = (function() {
var dialog;
var dialogContainer;
var exportNodesDialog;
var importNodesDialog;
var disabled = false;
function setupDialogs() {
dialog = $('<div id="clipboard-dialog" class="hide node-red-dialog"><form class="dialog-form form-horizontal"></form></div>')
.appendTo("body")
.dialog({
modal: true,
autoOpen: false,
width: 500,
resizable: false,
buttons: [
{
id: "clipboard-dialog-cancel",
text: RED._("common.label.cancel"),
click: function() {
$( this ).dialog( "close" );
}
},
{
id: "clipboard-dialog-close",
class: "primary",
text: RED._("common.label.close"),
click: function() {
$( this ).dialog( "close" );
}
},
{
id: "clipboard-dialog-copy",
class: "primary",
text: RED._("clipboard.export.copy"),
click: function() {
$("#clipboard-export").select();
document.execCommand("copy");
document.getSelection().removeAllRanges();
RED.notify(RED._("clipboard.nodesExported"));
$( this ).dialog( "close" );
}
},
{
id: "clipboard-dialog-ok",
class: "primary",
text: RED._("common.label.import"),
click: function() {
RED.view.importNodes($("#clipboard-import").val(),$("#import-tab > a.selected").attr('id') === 'import-tab-new');
$( this ).dialog( "close" );
}
}
],
open: function(e) {
$(this).parent().find(".ui-dialog-titlebar-close").hide();
},
close: function(e) {
}
});
dialogContainer = dialog.children(".dialog-form");
exportNodesDialog =
'<div class="form-row">'+
'<label style="width:auto;margin-right: 10px;" data-i18n="clipboard.export.copy"></label>'+
'<span id="export-range-group" class="button-group">'+
'<a id="export-range-selected" class="editor-button toggle" href="#" data-i18n="clipboard.export.selected"></a>'+
'<a id="export-range-flow" class="editor-button toggle" href="#" data-i18n="clipboard.export.current"></a>'+
'<a id="export-range-full" class="editor-button toggle" href="#" data-i18n="clipboard.export.all"></a>'+
'</span>'+
'</div>'+
'<div class="form-row">'+
'<textarea readonly style="resize: none; width: 100%; border-radius: 4px;font-family: monospace; font-size: 12px; background:#f3f3f3; padding-left: 0.5em; box-sizing:border-box;" id="clipboard-export" rows="5"></textarea>'+
'</div>'+
'<div class="form-row" style="text-align: right;">'+
'<span id="export-format-group" class="button-group">'+
'<a id="export-format-mini" class="editor-button editor-button-small toggle" href="#" data-i18n="clipboard.export.compact"></a>'+
'<a id="export-format-full" class="editor-button editor-button-small toggle" href="#" data-i18n="clipboard.export.formatted"></a>'+
'</span>'+
'</div>';
importNodesDialog = '<div class="form-row">'+
'<textarea style="resize: none; width: 100%; border-radius: 0px;font-family: monospace; font-size: 12px; background:#eee; padding-left: 0.5em; box-sizing:border-box;" id="clipboard-import" rows="5" placeholder="'+
RED._("clipboard.pasteNodes")+
'"></textarea>'+
'</div>'+
'<div class="form-row">'+
'<label style="width:auto;margin-right: 10px;" data-i18n="clipboard.import.import"></label>'+
'<span id="import-tab" class="button-group">'+
'<a id="import-tab-current" class="editor-button toggle selected" href="#" data-i18n="clipboard.export.current"></a>'+
'<a id="import-tab-new" class="editor-button toggle" href="#" data-i18n="clipboard.import.newFlow"></a>'+
'</span>'+
'</div>';
}
function validateImport() {
var importInput = $("#clipboard-import");
var v = importInput.val();
v = v.substring(v.indexOf('['),v.lastIndexOf(']')+1);
try {
JSON.parse(v);
importInput.removeClass("input-error");
importInput.val(v);
$("#clipboard-dialog-ok").button("enable");
} catch(err) {
if (v !== "") {
importInput.addClass("input-error");
}
$("#clipboard-dialog-ok").button("disable");
}
}
function importNodes() {
if (disabled) {
return;
}
dialogContainer.empty();
dialogContainer.append($(importNodesDialog));
dialogContainer.i18n();
$("#clipboard-dialog-ok").show();
$("#clipboard-dialog-cancel").show();
$("#clipboard-dialog-close").hide();
$("#clipboard-dialog-copy").hide();
$("#clipboard-dialog-ok").button("disable");
$("#clipboard-import").keyup(validateImport);
$("#clipboard-import").on('paste',function() { setTimeout(validateImport,10)});
$("#import-tab > a").click(function(evt) {
evt.preventDefault();
if ($(this).hasClass('disabled') || $(this).hasClass('selected')) {
return;
}
$(this).parent().children().removeClass('selected');
$(this).addClass('selected');
});
dialog.dialog("option","title",RED._("clipboard.importNodes")).dialog("open");
}
function exportNodes() {
if (disabled) {
return;
}
dialogContainer.empty();
dialogContainer.append($(exportNodesDialog));
dialogContainer.i18n();
var format = RED.settings.flowFilePretty ? "export-format-full" : "export-format-mini";
$("#export-format-group > a").click(function(evt) {
evt.preventDefault();
if ($(this).hasClass('disabled') || $(this).hasClass('selected')) {
$("#clipboard-export").focus();
return;
}
$(this).parent().children().removeClass('selected');
$(this).addClass('selected');
var flow = $("#clipboard-export").val();
if (flow.length > 0) {
var nodes = JSON.parse(flow);
format = $(this).attr('id');
if (format === 'export-format-full') {
flow = JSON.stringify(nodes,null,4);
} else {
flow = JSON.stringify(nodes);
}
$("#clipboard-export").val(flow);
$("#clipboard-export").focus();
}
});
$("#export-range-group > a").click(function(evt) {
evt.preventDefault();
if ($(this).hasClass('disabled') || $(this).hasClass('selected')) {
$("#clipboard-export").focus();
return;
}
$(this).parent().children().removeClass('selected');
$(this).addClass('selected');
var type = $(this).attr('id');
var flow = "";
var nodes = null;
if (type === 'export-range-selected') {
var selection = RED.view.selection();
nodes = RED.nodes.createExportableNodeSet(selection.nodes);
} else if (type === 'export-range-flow') {
var activeWorkspace = RED.workspaces.active();
nodes = RED.nodes.filterNodes({z:activeWorkspace});
var parentNode = RED.nodes.workspace(activeWorkspace)||RED.nodes.subflow(activeWorkspace);
nodes.unshift(parentNode);
nodes = RED.nodes.createExportableNodeSet(nodes);
} else if (type === 'export-range-full') {
nodes = RED.nodes.createCompleteNodeSet(false);
}
if (nodes !== null) {
if (format === "export-format-full") {
flow = JSON.stringify(nodes,null,4);
} else {
flow = JSON.stringify(nodes);
}
}
if (flow.length > 0) {
$("#export-copy").removeClass('disabled');
} else {
$("#export-copy").addClass('disabled');
}
$("#clipboard-export").val(flow);
$("#clipboard-export").focus();
})
$("#clipboard-dialog-ok").hide();
$("#clipboard-dialog-cancel").hide();
$("#clipboard-dialog-copy").hide();
$("#clipboard-dialog-close").hide();
var selection = RED.view.selection();
if (selection.nodes) {
$("#export-range-selected").click();
} else {
$("#export-range-selected").addClass('disabled').removeClass('selected');
$("#export-range-flow").click();
}
if (format === "export-format-full") {
$("#export-format-full").click();
} else {
$("#export-format-mini").click();
}
$("#clipboard-export")
.focus(function() {
var textarea = $(this);
textarea.select();
textarea.mouseup(function() {
textarea.unbind("mouseup");
return false;
})
});
dialog.dialog("option","title",RED._("clipboard.exportNodes")).dialog( "open" );
$("#clipboard-export").focus();
if (!document.queryCommandSupported("copy")) {
$("#clipboard-dialog-cancel").hide();
$("#clipboard-dialog-close").show();
} else {
$("#clipboard-dialog-cancel").show();
$("#clipboard-dialog-copy").show();
}
}
function hideDropTarget() {
$("#dropTarget").hide();
RED.keyboard.remove("escape");
}
return {
init: function() {
setupDialogs();
RED.events.on("view:selection-changed",function(selection) {
if (!selection.nodes) {
RED.menu.setDisabled("menu-item-export",true);
RED.menu.setDisabled("menu-item-export-clipboard",true);
RED.menu.setDisabled("menu-item-export-library",true);
} else {
RED.menu.setDisabled("menu-item-export",false);
RED.menu.setDisabled("menu-item-export-clipboard",false);
RED.menu.setDisabled("menu-item-export-library",false);
}
});
RED.actions.add("core:show-export-dialog",exportNodes);
RED.actions.add("core:show-import-dialog",importNodes);
RED.events.on("editor:open",function() { disabled = true; });
RED.events.on("editor:close",function() { disabled = false; });
RED.events.on("search:open",function() { disabled = true; });
RED.events.on("search:close",function() { disabled = false; });
RED.events.on("type-search:open",function() { disabled = true; });
RED.events.on("type-search:close",function() { disabled = false; });
$('#chart').on("dragenter",function(event) {
if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1 ||
$.inArray("Files",event.originalEvent.dataTransfer.types) != -1) {
$("#dropTarget").css({display:'table'});
RED.keyboard.add("*", "escape" ,hideDropTarget);
}
});
$('#dropTarget').on("dragover",function(event) {
if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1 ||
$.inArray("Files",event.originalEvent.dataTransfer.types) != -1) {
event.preventDefault();
}
})
.on("dragleave",function(event) {
hideDropTarget();
})
.on("drop",function(event) {
if ($.inArray("text/plain",event.originalEvent.dataTransfer.types) != -1) {
var data = event.originalEvent.dataTransfer.getData("text/plain");
data = data.substring(data.indexOf('['),data.lastIndexOf(']')+1);
RED.view.importNodes(data);
} else if ($.inArray("Files",event.originalEvent.dataTransfer.types) != -1) {
var files = event.originalEvent.dataTransfer.files;
if (files.length === 1) {
var file = files[0];
var reader = new FileReader();
reader.onload = (function(theFile) {
return function(e) {
RED.view.importNodes(e.target.result);
};
})(file);
reader.readAsText(file);
}
}
hideDropTarget();
event.preventDefault();
});
},
import: importNodes,
export: exportNodes
}
})();