Subversion Repositories Applications.papyrus

/*
        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.common");
dojo.require("dojo.string");
dojo.require("dojo.lang.extras");
dojo.io.transports = [];
dojo.io.hdlrFuncNames = ["load", "error", "timeout"];
dojo.io.Request = function (url, mimetype, transport, changeUrl) {
        if ((arguments.length == 1) && (arguments[0].constructor == Object)) {
                this.fromKwArgs(arguments[0]);
        } else {
                this.url = url;
                if (mimetype) {
                        this.mimetype = mimetype;
                }
                if (transport) {
                        this.transport = transport;
                }
                if (arguments.length >= 4) {
                        this.changeUrl = changeUrl;
                }
        }
};
dojo.lang.extend(dojo.io.Request, {url:"", mimetype:"text/plain", method:"GET", content:undefined, transport:undefined, changeUrl:undefined, formNode:undefined, sync:false, bindSuccess:false, useCache:false, preventCache:false, load:function (type, data, transportImplementation, kwArgs) {
}, error:function (type, error, transportImplementation, kwArgs) {
}, timeout:function (type, empty, transportImplementation, kwArgs) {
}, handle:function (type, data, transportImplementation, kwArgs) {
}, timeoutSeconds:0, abort:function () {
}, fromKwArgs:function (kwArgs) {
        if (kwArgs["url"]) {
                kwArgs.url = kwArgs.url.toString();
        }
        if (kwArgs["formNode"]) {
                kwArgs.formNode = dojo.byId(kwArgs.formNode);
        }
        if (!kwArgs["method"] && kwArgs["formNode"] && kwArgs["formNode"].method) {
                kwArgs.method = kwArgs["formNode"].method;
        }
        if (!kwArgs["handle"] && kwArgs["handler"]) {
                kwArgs.handle = kwArgs.handler;
        }
        if (!kwArgs["load"] && kwArgs["loaded"]) {
                kwArgs.load = kwArgs.loaded;
        }
        if (!kwArgs["changeUrl"] && kwArgs["changeURL"]) {
                kwArgs.changeUrl = kwArgs.changeURL;
        }
        kwArgs.encoding = dojo.lang.firstValued(kwArgs["encoding"], djConfig["bindEncoding"], "");
        kwArgs.sendTransport = dojo.lang.firstValued(kwArgs["sendTransport"], djConfig["ioSendTransport"], false);
        var isFunction = dojo.lang.isFunction;
        for (var x = 0; x < dojo.io.hdlrFuncNames.length; x++) {
                var fn = dojo.io.hdlrFuncNames[x];
                if (kwArgs[fn] && isFunction(kwArgs[fn])) {
                        continue;
                }
                if (kwArgs["handle"] && isFunction(kwArgs["handle"])) {
                        kwArgs[fn] = kwArgs.handle;
                }
        }
        dojo.lang.mixin(this, kwArgs);
}});
dojo.io.Error = function (msg, type, num) {
        this.message = msg;
        this.type = type || "unknown";
        this.number = num || 0;
};
dojo.io.transports.addTransport = function (name) {
        this.push(name);
        this[name] = dojo.io[name];
};
dojo.io.bind = function (request) {
        if (!(request instanceof dojo.io.Request)) {
                try {
                        request = new dojo.io.Request(request);
                }
                catch (e) {
                        dojo.debug(e);
                }
        }
        var tsName = "";
        if (request["transport"]) {
                tsName = request["transport"];
                if (!this[tsName]) {
                        dojo.io.sendBindError(request, "No dojo.io.bind() transport with name '" + request["transport"] + "'.");
                        return request;
                }
                if (!this[tsName].canHandle(request)) {
                        dojo.io.sendBindError(request, "dojo.io.bind() transport with name '" + request["transport"] + "' cannot handle this type of request.");
                        return request;
                }
        } else {
                for (var x = 0; x < dojo.io.transports.length; x++) {
                        var tmp = dojo.io.transports[x];
                        if ((this[tmp]) && (this[tmp].canHandle(request))) {
                                tsName = tmp;
                                break;
                        }
                }
                if (tsName == "") {
                        dojo.io.sendBindError(request, "None of the loaded transports for dojo.io.bind()" + " can handle the request.");
                        return request;
                }
        }
        this[tsName].bind(request);
        request.bindSuccess = true;
        return request;
};
dojo.io.sendBindError = function (request, message) {
        if ((typeof request.error == "function" || typeof request.handle == "function") && (typeof setTimeout == "function" || typeof setTimeout == "object")) {
                var errorObject = new dojo.io.Error(message);
                setTimeout(function () {
                        request[(typeof request.error == "function") ? "error" : "handle"]("error", errorObject, null, request);
                }, 50);
        } else {
                dojo.raise(message);
        }
};
dojo.io.queueBind = function (request) {
        if (!(request instanceof dojo.io.Request)) {
                try {
                        request = new dojo.io.Request(request);
                }
                catch (e) {
                        dojo.debug(e);
                }
        }
        var oldLoad = request.load;
        request.load = function () {
                dojo.io._queueBindInFlight = false;
                var ret = oldLoad.apply(this, arguments);
                dojo.io._dispatchNextQueueBind();
                return ret;
        };
        var oldErr = request.error;
        request.error = function () {
                dojo.io._queueBindInFlight = false;
                var ret = oldErr.apply(this, arguments);
                dojo.io._dispatchNextQueueBind();
                return ret;
        };
        dojo.io._bindQueue.push(request);
        dojo.io._dispatchNextQueueBind();
        return request;
};
dojo.io._dispatchNextQueueBind = function () {
        if (!dojo.io._queueBindInFlight) {
                dojo.io._queueBindInFlight = true;
                if (dojo.io._bindQueue.length > 0) {
                        dojo.io.bind(dojo.io._bindQueue.shift());
                } else {
                        dojo.io._queueBindInFlight = false;
                }
        }
};
dojo.io._bindQueue = [];
dojo.io._queueBindInFlight = false;
dojo.io.argsFromMap = function (map, encoding, last) {
        var enc = /utf/i.test(encoding || "") ? encodeURIComponent : dojo.string.encodeAscii;
        var mapped = [];
        var control = new Object();
        for (var name in map) {
                var domap = function (elt) {
                        var val = enc(name) + "=" + enc(elt);
                        mapped[(last == name) ? "push" : "unshift"](val);
                };
                if (!control[name]) {
                        var value = map[name];
                        if (dojo.lang.isArray(value)) {
                                dojo.lang.forEach(value, domap);
                        } else {
                                domap(value);
                        }
                }
        }
        return mapped.join("&");
};
dojo.io.setIFrameSrc = function (iframe, src, replace) {
        try {
                var r = dojo.render.html;
                if (!replace) {
                        if (r.safari) {
                                iframe.location = src;
                        } else {
                                frames[iframe.name].location = src;
                        }
                } else {
                        var idoc;
                        if (r.ie) {
                                idoc = iframe.contentWindow.document;
                        } else {
                                if (r.safari) {
                                        idoc = iframe.document;
                                } else {
                                        idoc = iframe.contentWindow;
                                }
                        }
                        if (!idoc) {
                                iframe.location = src;
                                return;
                        } else {
                                idoc.location.replace(src);
                        }
                }
        }
        catch (e) {
                dojo.debug(e);
                dojo.debug("setIFrameSrc: " + e);
        }
};