/*
* Epath AJAX bits
* Copyright? Not really you can nick it for all I care :).
*
* Some bits hear I have copied such as the Querystring and other bits are my own
*
* Paul Johnson
* p_j10@htomail.com
* 
* http://www.e-path.co.uk
*/


function ePath() {

    function getAppPath() {
        return this.appPath;
    }
    function setAppPath(path) {
        this.appPath = path;
    }
}
var $ePath = new ePath();
//************************************************************************************
//*  File Upload by Paul Johnson
//************************************************************************************
ePath.prototype.FileUpload = function(options) {
    if (!options)
        options = new Object();
    this.element = null;
    this.savePaths = new Array();
    this.viewUrl = "";
    this.dom = $('<div style="display:block;float:none;"><iframe style="display:block;float:left;" width="235" height="25" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" src="' + (options.handlerPath ? options.handlerPath : $ePath.appPath + 'CMS/AddImages.aspx') + '"></iframe><div stlye="float:left; padding-top:2px;">' +
        (options.enableView == null || options.enableView === true ? '<a class="fu_view" href="#">View</a>&nbsp;' : '') +
        (options.enableDelete == null || options.enableDelete === true ? '<a class="fu_delete" href="#">Delete</a>' : '') +
        '<div><div style="clear:both;"></div></div>');
    this.uploadPage = null;
    var fu = this;


    $(".fu_view,.fu_delete", this.dom).css({ display: "none" });
    $(".fu_delete", this.dom).css({ color: "red" });

    $("iframe", fu.dom).load(function() {
        fu.uploadPage = $("iframe", fu.dom)[0].contentWindow;
        fu.testViewUrl();
    });


    this.renderTo = function(renderTo) {
        fu.element = $(renderTo).get(0); $(fu.element).append(fu.dom);
    };

    this.addSaveLocation = function(path, name, argument, width, height, resizeType) {
        var savePath = new Object();
        savePath.path = path;
        savePath.name = name;
        savePath.argument = argument;
        savePath.width = width;
        savePath.height = height;
        savePath.resizeType = resizeType;
        Array.add(fu.savePaths, savePath);
    };

    this.clearSaveLocations = function() {
        Array.clear(fu.savePaths);
    };

    this.setViewUrl = function(url) {
        fu.viewUrl = url;
        fu.testViewUrl();
    };

    this.deleteFiles = function() {
        var message = "Are you sure you want to delete this/these files?\r\n";
        $(fu.savePaths).each(function() {
            message += this.path + "\r\n";
        });
        if (confirm(message)) {
            fu.uploadPage.setSavePaths(Sys.Serialization.JavaScriptSerializer.serialize(fu.savePaths));
            fu.uploadPage.__doPostBack("lbtnDelete", "");
        }
    };

    this.testViewUrl = function() {
        var newImage = $('<img />');
        var viewUrlRnd = fu.viewUrl + ("?r=" + Math.random()).replace(".", "");
        var segments = fu.viewUrl.split('.');
        var extension = segments[segments.length - 1];
        switch (extension.toLowerCase()) {
            case "jpg":
            case "gif":
            case "png":
                newImage.load(function() {
                    fu.fileUploaded(viewUrlRnd.replace("~/", $ePath.appPath));
                    $(".fu_view", fu.dom).unbind();
                    $(".fu_view", fu.dom).click(function() {
                        parent.Shadowbox.open({ type: 'img', fadeDuration: 0.1, resizeDuration: 0.1, content: viewUrlRnd.replace("~/", $ePath.appPath) });
                        return false;
                    });
                    $(".fu_delete", fu.dom).unbind();
                    $(".fu_delete", fu.dom).click(function() {
                        fu.deleteFiles();
                        return false;
                    });
                    $(".fu_view,.fu_delete", fu.dom).css({ display: "" });
                }).error(function() {
                    $(".fu_view,.fu_delete", fu.dom).css({ display: "none" });
                });
                newImage.attr('src', viewUrlRnd.replace("~/", $ePath.appPath));
                break;
            default:
                $(".fu_view,.fu_delete", fu.dom).css({ display: "" });
                break;
        }
    };

    this.uploadFile = function() {
        fu.uploadPage.setSavePaths(Sys.Serialization.JavaScriptSerializer.serialize(fu.savePaths));
        fu.uploadPage.showProgress();
        fu.uploadPage.__doPostBack("lbtnUpload", "");
    };

    this.fileUploaded = function(url) { };

};

//$ePath.FileUpload.appPath = "";


//************************************************************************************
//*  Number Textbox by Paul Johnson
//************************************************************************************
$ePath.NumberTextboxClass = function() {

}

$ePath.NumberTextboxClass.prototype = {
    addTextboxJq: function(jqElements) {
        var prevVal = "";
        jqElements.keydown(function(event) {
            prevVal = this.value;
            if (event.keyCode < 30 || event.keyCode == 46 || event.keyCode == 190 || (event.keyCode >= 48 && event.keyCode <= 57))
                return true;
            else if (event.keyCode == 8)
                return true;
            else
                return false;
        });
        jqElements.keyup(function(event) {
            if (/^\.\d{0,}$/.test(this.value)) {
                this.value = "0" + this.value;
            }
            if (/^\d+\.{0,1}\d{0,}$/.test(this.value) || this.value == "") {
            } else {
                this.value = prevVal;
            }
        });
    },
    addTextbox: function(element) {
        this.addTextboxJq($(element));
    }
};


$ePath.NumberTextbox = new $ePath.NumberTextboxClass();

Array.prototype.dedupe = function() {
    var newArray = new Array();
    var seen = new Object();
    for (var i = 0; i < this.length; i++) {
        if (seen[this[i]]) continue;
        newArray.push(this[i]);
        seen[this[i]] = 1;
    }
    return newArray;
}

$ePath.highlighting = new Object();
$ePath.highlighting.outline = new Object();

//************************************************************************************
//*  Outline an element.
//************************************************************************************
(function() {
    var outline = $("<div></div><div></div><div></div><div></div>");
    outline.css({ backgroundColor: "#ffdd66", position: "absolute", display: "none", outline: "solid 1px #ffaa44" });
    $ePath.highlighting.outline.show = function(s) {
        if (!s.outlineOn) {
            s.outlineOn = true;
            s.outline = outline.clone();
            $(document.body).append(s.outline);
            setSize();
            s.outline.fadeIn(300);
            return true;
        }
        setSize();
        return false;

        function setSize() {
            var offset = $(s).offset();
            var width = s.offsetWidth;
            var height = s.offsetHeight;
            s.outline.eq(0).css({ height: height + 3 + "px", width: "3px", top: offset.top - 3, left: offset.left - 3 });
            s.outline.eq(1).css({ height: height + 3 + "px", width: "3px", top: offset.top - 3, left: offset.left + width });
            s.outline.eq(2).css({ height: "3px", width: width + 6 + "px", top: offset.top - 3, left: offset.left - 3 });
            s.outline.eq(3).css({ height: "3px", width: width + 6 + "px", top: offset.top + height, left: offset.left - 3 });
        }
    };

    $ePath.highlighting.outline.hide = function(s) {
        s.outlineOn = false;
        var outlineToRemove = s.outline;
        s.outline.fadeOut(600, function() { outlineToRemove.remove(); });
    };

    $ePath.highlighting.outline.blink = function(s, onTime) {
        var theOnTime = 1000;
        if (onTime)
            theOnTime = onTime;
        if ($ePath.highlighting.outline.show(s))
            setTimeout(function() { $ePath.highlighting.outline.hide(s); }, theOnTime);
    };
})();



//************************************************************************************
//*  Ext JS extensions
//************************************************************************************
if (this.Ext) {
    Ext.grid.GridPanel.prototype.getSelectedIndex = function() {
        var theGrid = this;
        var index = 0;
        var selectedIndex = -1;
        $(this.store.data).each(function() {
            if (theGrid.getSelectionModel().isSelected(index))
                selectedIndex = index;
            index++;
        });
        return selectedIndex;
    };
}

//************************************************************************************
//*  Variouse bits by other people
//************************************************************************************

function Querystring(qs) { // optionally pass a querystring to parse
	this.params = {};
	
	if (qs == null) qs = location.search.substring(1, location.search.length);
	if (qs.length == 0) return;

// Turn <plus> back to <space>
// See: http://www.w3.org/TR/REC-html40/interact/forms.html#h-17.13.4.1
	qs = qs.replace(/\+/g, ' ');
	var args = qs.split('&'); // parse out name/value pairs separated via &
	
// split out each name=value pair
	for (var i = 0; i < args.length; i++) {
		var pair = args[i].split('=');
		var name = decodeURIComponent(pair[0]);
		
		var value = (pair.length==2)
			? decodeURIComponent(pair[1])
			: name;
		
		this.params[name] = value;
	}
}

Querystring.prototype.get = function(key, default_) {
	var value = this.params[key];
	return (value != null) ? value : default_;
}

Querystring.prototype.contains = function(key) {
	var value = this.params[key];
	return (value != null);
}


/* Prevent Firefox store of Viewstate */
function setAutoCompleteOff(id) {
    var elem = document.getElementById(id);
    if(elem) {
        elem.setAttribute('autocomplete', 'off');
    }            
}

setAutoCompleteOff('__VIEWSTATE');
setAutoCompleteOff('__EVENTTARGET');
setAutoCompleteOff('__EVENTARGUMENT');
setAutoCompleteOff('__EVENTVALIDATION');

/****************/

function ePath() {
    this.switchToSync = function() {
     var __xmlHttpRequest = window.XMLHttpRequest;
    window.XMLHttpRequest = XMLHttpRequest = function() {
        var _xmlHttp = null;
        if (!__xmlHttpRequest) {
            try {
                _xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
            catch(ex) {}
        }
        else {
            _xmlHttp = new __xmlHttpRequest();
        }
        
        if (!_xmlHttp) return null;
        
        this.abort = function() {return _xmlHttp.abort();};
        this.getAllResponseHeaders = function() {return _xmlHttp.getAllResponseHeaders();};
        this.getResponseHeader = function(header) {return _xmlHttp.getResponseHeader(header);};
        this.open = function(method, url, async, user, password) {
            return _xmlHttp.open(method, url, false, user, password);
        };
        this.send = function(body) {
            _xmlHttp.send(body);
            this.readyState = _xmlHttp.readyState;
            this.responseBody = _xmlHttp.responseBody;
            this.responseStream = _xmlHttp.responseStream;
            this.responseText = _xmlHttp.responseText;
            this.responseXML = _xmlHttp.responseXML;
            this.status = _xmlHttp.status;
            this.statusText = _xmlHttp.statusText;
            this.onreadystatechange();
        };
        this.setRequestHeader = function(name, value) {return _xmlHttp.setRequestHeader(name, value);};
    };
    };
}