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Avoid error if AJAX call returns after destruction

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This commit is contained in:
nathangray 2020-02-12 13:21:05 -07:00
parent 1d4bcc2cab
commit 8525477b26
2 changed files with 64 additions and 38 deletions
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5
api/js/etemplate/et2_widget_link.js
View File

@ -1247,8 +1247,11 @@ var et2_link_string = /** @class */ (function (_super) {
};
et2_link_string.prototype.set_value = function (_value) {
// Get data
if (!_value || _value == null) {
if (!_value || _value == null || !this.list) {
// List can be missing if the AJAX call returns after the form is destroyed
if (this.list) {
this.list.empty();
}
return;
}
if (typeof _value == "string" && _value.indexOf(',') > 0) {

81
api/js/etemplate/et2_widget_link.ts
View File

@ -10,7 +10,7 @@
* @version $Id$
*/
/*egw:uses
/*egw:uses
/vendor/bower-asset/jquery/dist/jquery.js;
/vendor/bower-asset/jquery-ui/jquery-ui.js;
et2_core_inputWidget;
@ -18,15 +18,15 @@
// Include menu system for list context menu
egw_action.egw_menu_dhtmlx;
*/
*/
import {WidgetConfig, et2_widget, et2_register_widget} from "./et2_core_widget";
import {ClassWithAttributes} from "./et2_core_inheritance";
import {et2_valueWidget} from "./et2_core_valueWidget";
import {et2_inputWidget} from "./et2_core_inputWidget";
import {et2_selectbox} from "./et2_widget_selectbox";
import {et2_button} from "./et2_widget_button";
import {et2_vfs_select} from "./et2_widget_vfs";
import {et2_register_widget, et2_widget, WidgetConfig} from "./et2_core_widget";
import {ClassWithAttributes} from "./et2_core_inheritance";
import {et2_valueWidget} from "./et2_core_valueWidget";
import {et2_inputWidget} from "./et2_core_inputWidget";
import {et2_selectbox} from "./et2_widget_selectbox";
import {et2_button} from "./et2_widget_button";
import {et2_vfs_select} from "./et2_widget_vfs";
/**
* UI widgets for Egroupware linking system
@ -1553,9 +1553,13 @@ export class et2_link_string extends et2_valueWidget implements et2_IDetachedDOM
set_value( _value)
{
// Get data
if(!_value || _value == null)
if(!_value || _value == null || !this.list)
{
// List can be missing if the AJAX call returns after the form is destroyed
if (this.list)
{
this.list.empty();
}
return;
}
if(typeof _value == "string" && _value.indexOf(',') > 0)
@ -1574,7 +1578,8 @@ export class et2_link_string extends et2_valueWidget implements et2_IDetachedDOM
return;
}
this.list.empty();
if(typeof _value == 'object' && _value.length > 0) {
if(typeof _value == 'object' && _value.length > 0)
{
// Have full info
// Don't store new value, just update display
@ -1666,7 +1671,8 @@ export class et2_link_string extends et2_valueWidget implements et2_IDetachedDOM
if(_link_data.title) link.text(_link_data.title);
// Now that link is created, get title from server & update
if(!_link_data.title) {
if(!_link_data.title)
{
this.egw().link_title(_link_data.app, _link_data.id, function(title) {
if (title)
this.removeClass("loading").text(title);
@ -1792,11 +1798,13 @@ export class et2_link_list extends et2_link_string
// Set up context menu
var self = this;
this.context = new egwMenu();
this.context.addItem("comment", this.egw().lang("Comment"), "", function() {
this.context.addItem("comment", this.egw().lang("Comment"), "", function()
{
var link_id = typeof self.context.data.link_id == 'number' ? self.context.data.link_id : self.context.data.link_id.replace(/[:\.]/g,'_');
et2_dialog.show_prompt(
function(button, comment) {
function(button, comment)
{
if(button != et2_dialog.OK_BUTTON) return;
var remark = jQuery('#link_'+(self.context.data.dom_id ? self.context.data.dom_id : link_id), self.list).children('.remark');
if(isNaN(self.context.data.link_id)) // new entry, not yet stored
@ -1807,8 +1815,10 @@ export class et2_link_list extends et2_link_string
{
var _widget = link_id.widget || null;
self.getRoot().iterateOver(
function(widget) {
if(widget.id == self.id) {
function(widget)
{
if(widget.id == self.id)
{
_widget = widget;
}
},
@ -1825,7 +1835,8 @@ export class et2_link_list extends et2_link_string
remark.addClass("loading");
var request = egw.json("EGroupware\\Api\\Etemplate\\Widget\\Link::ajax_link_comment",
[link_id, comment],
function() {
function()
{
if(remark)
{
// Append "" to make sure it's a string, not undefined
@ -1841,7 +1852,8 @@ export class et2_link_list extends et2_link_string
);
});
this.context.addItem("file_info", this.egw().lang("File information"), this.egw().image("edit"), function(menu_item) {
this.context.addItem("file_info", this.egw().lang("File information"), this.egw().image("edit"), function(menu_item)
{
var link_data = self.context.data;
if(link_data.app == 'file')
{
@ -1856,7 +1868,8 @@ export class et2_link_list extends et2_link_string
}
});
this.context.addItem("-", "-");
this.context.addItem("save", this.egw().lang("Save as"), this.egw().image('save'), function(menu_item) {
this.context.addItem("save", this.egw().lang("Save as"), this.egw().image('save'), function(menu_item)
{
var link_data = self.context.data;
// Download file
if(link_data.download_url)
@ -1886,7 +1899,8 @@ export class et2_link_list extends et2_link_string
self.egw().open(link_data, "", "view",'download',link_data.target ? link_data.target : link_data.app,link_data.app);
});
this.context.addItem("zip", this.egw().lang("Save as Zip"), this.egw().image('save_zip'), function(menu_item) {
this.context.addItem("zip", this.egw().lang("Save as Zip"), this.egw().image('save_zip'), function(menu_item)
{
// Highlight files for nice UI indicating what will be in the zip.
// Files have negative IDs.
jQuery('[id^="link_-"]',this.list).effect('highlight',{},2000);
@ -1899,7 +1913,8 @@ export class et2_link_list extends et2_link_string
});
});
this.context.addItem("-", "-");
this.context.addItem("delete", this.egw().lang("Delete link"), this.egw().image("delete"), function(menu_item) {
this.context.addItem("delete", this.egw().lang("Delete link"), this.egw().image("delete"), function(menu_item)
{
var link_id = isNaN(self.context.data.link_id) ? self.context.data : self.context.data.link_id;
var row = jQuery('#link_'+(self.context.data.dom_id ? self.context.data.dom_id : self.context.data.link_id), self.list);
et2_dialog.show_dialog(
@ -2025,7 +2040,8 @@ export class et2_link_list extends et2_link_string
var columns = ['title','remark'];
var self = this;
for(var i = 0; i < columns.length; i++) {
for(var i = 0; i < columns.length; i++)
{
var $td = jQuery(document.createElement("td"))
.appendTo(row)
.addClass(columns[i])
@ -2050,7 +2066,8 @@ export class et2_link_list extends et2_link_string
}
else
{
if( !self.options.target_app ){
if( !self.options.target_app )
{
self.options.target_app = _link_data.app;
}
self.egw().open(_link_data, "", "view",null,_link_data.target ? _link_data.target : _link_data.app,self.options.target_app);
@ -2063,7 +2080,8 @@ export class et2_link_list extends et2_link_string
{
// Title will be fetched from server and then set
jQuery('td.title',row).addClass("loading");
var title = this.egw().link_title(_link_data.app, _link_data.id, function(title) {
var title = this.egw().link_title(_link_data.app, _link_data.id, function(title)
{
jQuery('td.title',this).removeClass("loading").text(title+"");
}, row);
}
@ -2089,7 +2107,8 @@ export class et2_link_list extends et2_link_string
.appendTo(delete_button)
// We don't use ui-icon because it assigns a bg image
.addClass("delete icon")
.bind( 'click', function() {
.bind( 'click', function()
{
et2_dialog.show_dialog(
function(button) {
if(button == et2_dialog.YES_BUTTON)
@ -2105,7 +2124,8 @@ export class et2_link_list extends et2_link_string
});
}
// Context menu
row.bind("contextmenu", function(e) {
row.bind("contextmenu", function(e)
{
// Comment only available if link_id is there and not readonly
self.context.getItem("comment").set_enabled(typeof _link_data.link_id != 'undefined' && !self.options.readonly);
// File info only available for existing files
@ -2127,7 +2147,8 @@ export class et2_link_list extends et2_link_string
// // Unfortunately, dragging files is currently only supported by Chrome
if(navigator && navigator.userAgent.indexOf('Chrome') >= 0)
{
row.on("dragstart", _link_data, function(event) {
row.on("dragstart", _link_data, function(event)
{
if(event.dataTransfer == null) {
return;
}
@ -2175,7 +2196,8 @@ export class et2_link_list extends et2_link_string
event.dataTransfer.setDragImage(div.get(0),0,0);
})
.on('drag', function() {
.on('drag', function()
{
jQuery('#drag_helper',self.list).remove();
});
}
@ -2211,7 +2233,8 @@ export class et2_link_list extends et2_link_string
var _widget = link_id.widget || null;
this.getRoot().iterateOver(
function(widget) {
if(widget.id == self.id) {
if(widget.id == self.id)
{
_widget = widget;
}
},