mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-08-07 17:49:17 +00:00
New build scripts
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5282 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Gavin Cornwell
298
source/web/scripts/ajax/dojo/src/io/IframeIO.js
Normal file
298
source/web/scripts/ajax/dojo/src/io/IframeIO.js
Normal file
@@ -0,0 +1,298 @@
|
||||
/*
|
||||
Copyright (c) 2004-2006, The Dojo Foundation
|
||||
All Rights Reserved.
|
||||
|
||||
Licensed under the Academic Free License version 2.1 or above OR the
|
||||
modified BSD license. For more information on Dojo licensing, see:
|
||||
|
||||
http://dojotoolkit.org/community/licensing.shtml
|
||||
*/
|
||||
|
||||
dojo.provide("dojo.io.IframeIO");
|
||||
dojo.require("dojo.io.BrowserIO");
|
||||
dojo.require("dojo.uri.*");
|
||||
|
||||
// FIXME: is it possible to use the Google htmlfile hack to prevent the
|
||||
// background click with this transport?
|
||||
|
||||
dojo.io.createIFrame = function(/*String*/fname, /*String*/onloadstr, /*String?*/uri){
|
||||
//summary: Creates a hidden iframe in the page. Used mostly for data transports.
|
||||
//fname: String
|
||||
// The name of the iframe. Used for the name attribute on the iframe.
|
||||
//onloadstr: String
|
||||
// A string of Javascript that will be executed when the content in the iframe loads.
|
||||
//uri: String
|
||||
// The value of the src attribute on the iframe element. If a value is not
|
||||
// given, then iframe_history.html will be used.
|
||||
if(window[fname]){ return window[fname]; }
|
||||
if(window.frames[fname]){ return window.frames[fname]; }
|
||||
var r = dojo.render.html;
|
||||
var cframe = null;
|
||||
var turi = uri||dojo.uri.dojoUri("iframe_history.html?noInit=true");
|
||||
var ifrstr = ((r.ie)&&(dojo.render.os.win)) ? '<iframe name="'+fname+'" src="'+turi+'" onload="'+onloadstr+'">' : 'iframe';
|
||||
cframe = document.createElement(ifrstr);
|
||||
with(cframe){
|
||||
name = fname;
|
||||
setAttribute("name", fname);
|
||||
id = fname;
|
||||
}
|
||||
dojo.body().appendChild(cframe);
|
||||
window[fname] = cframe;
|
||||
|
||||
with(cframe.style){
|
||||
if(!r.safari){
|
||||
//We can't change the src in Safari 2.0.3 if absolute position. Bizarro.
|
||||
position = "absolute";
|
||||
}
|
||||
left = top = "0px";
|
||||
height = width = "1px";
|
||||
visibility = "hidden";
|
||||
/*
|
||||
if(djConfig.isDebug){
|
||||
position = "relative";
|
||||
height = "300px";
|
||||
width = "600px";
|
||||
visibility = "visible";
|
||||
}
|
||||
*/
|
||||
}
|
||||
|
||||
if(!r.ie){
|
||||
dojo.io.setIFrameSrc(cframe, turi, true);
|
||||
cframe.onload = new Function(onloadstr);
|
||||
}
|
||||
|
||||
return cframe;
|
||||
}
|
||||
|
||||
dojo.io.IframeTransport = new function(){
|
||||
//summary: The object that implements the dojo.io.bind transport that
|
||||
//uses an iframe to communicate to the server.
|
||||
var _this = this;
|
||||
this.currentRequest = null;
|
||||
this.requestQueue = [];
|
||||
this.iframeName = "dojoIoIframe";
|
||||
|
||||
this.fireNextRequest = function(){
|
||||
//summary: Internal method used to fire the next request in the bind queue.
|
||||
try{
|
||||
if((this.currentRequest)||(this.requestQueue.length == 0)){ return; }
|
||||
// dojo.debug("fireNextRequest");
|
||||
var cr = this.currentRequest = this.requestQueue.shift();
|
||||
cr._contentToClean = [];
|
||||
var fn = cr["formNode"];
|
||||
var content = cr["content"] || {};
|
||||
if(cr.sendTransport) {
|
||||
content["dojo.transport"] = "iframe";
|
||||
}
|
||||
if(fn){
|
||||
if(content){
|
||||
// if we have things in content, we need to add them to the form
|
||||
// before submission
|
||||
for(var x in content){
|
||||
if(!fn[x]){
|
||||
var tn;
|
||||
if(dojo.render.html.ie){
|
||||
tn = document.createElement("<input type='hidden' name='"+x+"' value='"+content[x]+"'>");
|
||||
fn.appendChild(tn);
|
||||
}else{
|
||||
tn = document.createElement("input");
|
||||
fn.appendChild(tn);
|
||||
tn.type = "hidden";
|
||||
tn.name = x;
|
||||
tn.value = content[x];
|
||||
}
|
||||
cr._contentToClean.push(x);
|
||||
}else{
|
||||
fn[x].value = content[x];
|
||||
}
|
||||
}
|
||||
}
|
||||
if(cr["url"]){
|
||||
cr._originalAction = fn.getAttribute("action");
|
||||
fn.setAttribute("action", cr.url);
|
||||
}
|
||||
if(!fn.getAttribute("method")){
|
||||
fn.setAttribute("method", (cr["method"]) ? cr["method"] : "post");
|
||||
}
|
||||
cr._originalTarget = fn.getAttribute("target");
|
||||
fn.setAttribute("target", this.iframeName);
|
||||
fn.target = this.iframeName;
|
||||
fn.submit();
|
||||
}else{
|
||||
// otherwise we post a GET string by changing URL location for the
|
||||
// iframe
|
||||
var query = dojo.io.argsFromMap(this.currentRequest.content);
|
||||
var tmpUrl = cr.url + (cr.url.indexOf("?") > -1 ? "&" : "?") + query;
|
||||
dojo.io.setIFrameSrc(this.iframe, tmpUrl, true);
|
||||
}
|
||||
}catch(e){
|
||||
this.iframeOnload(e);
|
||||
}
|
||||
}
|
||||
|
||||
this.canHandle = function(/*dojo.io.Request*/kwArgs){
|
||||
//summary: Tells dojo.io.bind() if this is a good transport to
|
||||
//use for the particular type of request.
|
||||
//description: This type of transport cannot
|
||||
//handle text/xml or application/xml return types, is limited to GET
|
||||
//or POST requests, and cannot do synchronous binds.
|
||||
return (
|
||||
(
|
||||
dojo.lang.inArray([ "text/plain", "text/html", "text/javascript", "text/json", "application/json"], kwArgs["mimetype"])
|
||||
)&&(
|
||||
dojo.lang.inArray(["post", "get"], kwArgs["method"].toLowerCase())
|
||||
)&&(
|
||||
// never handle a sync request
|
||||
! ((kwArgs["sync"])&&(kwArgs["sync"] == true))
|
||||
)
|
||||
); //boolean
|
||||
}
|
||||
|
||||
this.bind = function(/*dojo.io.Request*/kwArgs){
|
||||
//summary: function that sends the request to the server.
|
||||
|
||||
//This transport can only process one bind request at a time, so if bind is called
|
||||
//multiple times, it will queue up the calls and only process one at a time.
|
||||
//The following are acceptable properties in kwArgs (in addition to the
|
||||
//normal dojo.io.Request object properties).
|
||||
//url: String: URL the server URL to use for the request.
|
||||
//transport: String: specify "IframeTransport" to force the use of this transport.
|
||||
//sendTransport: boolean: If true, then dojo.transport=iframe will be added to the request.
|
||||
//formNode: DOMNode: a form element node. The form elements' names and values will be used in
|
||||
// the request. This makes it possible to upload files using this transport.
|
||||
//method: String: the HTTP method to use. Must be GET or POST. Default is POST.
|
||||
//mimetype: Specifies what format the result data should be given to the load/handle callback. Valid values are:
|
||||
// text/plain, text/html, text/javascript, text/json, application/json. IMPORTANT: For all values EXCEPT text/html,
|
||||
// The server response should be an HTML file with a textarea element. The response data should be inside the textarea
|
||||
// element. Using an HTML document the only reliable, cross-browser way this transport can know
|
||||
// when the response has loaded. For the text/html mimetype, just return a normal HTML document.
|
||||
//content: Object: If a formNode is one of the other kwArgs properties, then the content
|
||||
// object properties become hidden form form elements. For instance, a content
|
||||
// object of {name1 : "value1"} is converted to a hidden form element with a name
|
||||
// of "name1" and a value of "value1". If there is not a formNode property, then
|
||||
// the content object is converted into a name=value&name=value string, by
|
||||
// using dojo.io.argsFromMap(). No encoding is passed to that method, so the
|
||||
// names and values will be encoded using dojo.string.encodeAscii().
|
||||
if(!this["iframe"]){ this.setUpIframe(); }
|
||||
this.requestQueue.push(kwArgs);
|
||||
this.fireNextRequest();
|
||||
return;
|
||||
}
|
||||
|
||||
this.setUpIframe = function(){
|
||||
|
||||
// NOTE: IE 5.0 and earlier Mozilla's don't support an onload event for
|
||||
// iframes. OTOH, we don't care.
|
||||
this.iframe = dojo.io.createIFrame(this.iframeName, "dojo.io.IframeTransport.iframeOnload();");
|
||||
}
|
||||
|
||||
this.iframeOnload = function(errorObject /* Object */){
|
||||
if(!_this.currentRequest){
|
||||
_this.fireNextRequest();
|
||||
return;
|
||||
}
|
||||
|
||||
var req = _this.currentRequest;
|
||||
|
||||
if(req.formNode){
|
||||
// remove all the hidden content inputs
|
||||
var toClean = req._contentToClean;
|
||||
for(var i = 0; i < toClean.length; i++) {
|
||||
var key = toClean[i];
|
||||
if(dojo.render.html.safari){
|
||||
//In Safari (at least 2.0.3), can't use formNode[key] syntax to find the node,
|
||||
//for nodes that were dynamically added.
|
||||
var fNode = req.formNode;
|
||||
for(var j = 0; j < fNode.childNodes.length; j++){
|
||||
var chNode = fNode.childNodes[j];
|
||||
if(chNode.name == key){
|
||||
var pNode = chNode.parentNode;
|
||||
pNode.removeChild(chNode);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}else{
|
||||
var input = req.formNode[key];
|
||||
req.formNode.removeChild(input);
|
||||
req.formNode[key] = null;
|
||||
}
|
||||
}
|
||||
|
||||
// restore original action + target
|
||||
if(req["_originalAction"]){
|
||||
req.formNode.setAttribute("action", req._originalAction);
|
||||
}
|
||||
if(req["_originalTarget"]){
|
||||
req.formNode.setAttribute("target", req._originalTarget);
|
||||
req.formNode.target = req._originalTarget;
|
||||
}
|
||||
}
|
||||
|
||||
var contentDoc = function(iframe_el){
|
||||
var doc = iframe_el.contentDocument || // W3
|
||||
(
|
||||
(iframe_el.contentWindow)&&(iframe_el.contentWindow.document)
|
||||
) || // IE
|
||||
(
|
||||
(iframe_el.name)&&(document.frames[iframe_el.name])&&
|
||||
(document.frames[iframe_el.name].document)
|
||||
) || null;
|
||||
return doc;
|
||||
};
|
||||
|
||||
var value;
|
||||
var success = false;
|
||||
|
||||
if (errorObject){
|
||||
this._callError(req, "IframeTransport Request Error: " + errorObject);
|
||||
}else{
|
||||
var ifd = contentDoc(_this.iframe);
|
||||
// handle successful returns
|
||||
// FIXME: how do we determine success for iframes? Is there an equiv of
|
||||
// the "status" property?
|
||||
|
||||
try{
|
||||
var cmt = req.mimetype;
|
||||
if((cmt == "text/javascript")||(cmt == "text/json")||(cmt == "application/json")){
|
||||
// FIXME: not sure what to do here? try to pull some evalulable
|
||||
// text from a textarea or cdata section?
|
||||
// how should we set up the contract for that?
|
||||
var js = ifd.getElementsByTagName("textarea")[0].value;
|
||||
if(cmt == "text/json" || cmt == "application/json") { js = "(" + js + ")"; }
|
||||
value = dj_eval(js);
|
||||
}else if(cmt == "text/html"){
|
||||
value = ifd;
|
||||
}else{ // text/plain
|
||||
value = ifd.getElementsByTagName("textarea")[0].value;
|
||||
}
|
||||
success = true;
|
||||
}catch(e){
|
||||
// looks like we didn't get what we wanted!
|
||||
this._callError(req, "IframeTransport Error: " + e);
|
||||
}
|
||||
}
|
||||
|
||||
// don't want to mix load function errors with processing errors, thus
|
||||
// a separate try..catch
|
||||
try {
|
||||
if(success && dojo.lang.isFunction(req["load"])){
|
||||
req.load("load", value, req);
|
||||
}
|
||||
} catch(e) {
|
||||
throw e;
|
||||
} finally {
|
||||
_this.currentRequest = null;
|
||||
_this.fireNextRequest();
|
||||
}
|
||||
}
|
||||
|
||||
this._callError = function(req /* Object */, message /* String */){
|
||||
var errObj = new dojo.io.Error(message);
|
||||
if(dojo.lang.isFunction(req["error"])){
|
||||
req.error("error", errObj, req);
|
||||
}
|
||||
}
|
||||
|
||||
dojo.io.transports.addTransport("IframeTransport");
|
||||
}
|
||||
Reference in New Issue
Block a user