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Server: Windows NT DESKTOP-5B8S0D4 6.2 build 9200 (Windows 8 Professional Edition) i586 Path: D:/Backup/05122024/htdocs/e-learning/assets/comp/ckeditor/plugins/ckeditor_wiris/core/ [ Home ]
File: cas.js
var wrs_int_opener;
var appletObject;
var initialXML = '';
var closeFunction;

if (window.opener) {                            // For popup mode.
    wrs_int_opener = window.opener;
    closeFunction = window.close;
}
// FCKeditor integration begin
else {                                          // For iframe mode.
    wrs_int_opener = window.parent;

    while (wrs_int_opener.InnerDialogLoaded) {
        wrs_int_opener = wrs_int_opener.parent;
    }
}

if (window.parent.InnerDialogLoaded) {          // Iframe mode.
    window.parent.InnerDialogLoaded();
    closeFunction = window.parent.Cancel;
}
else if (window.opener.parent.FCKeditorAPI) {   // Popup mode.
    wrs_int_opener = window.opener.parent;
}
// FCKeditor integration end.

function getMathmlFromAppletCode(appletCode) {
    var optionForm = document.getElementById('optionForm');
    appletObject = wrs_int_opener.wrs_createObject(appletCode, document);

    optionForm.width.value = parseInt(appletObject.width);
    optionForm.height.value = parseInt(appletObject.height);

    var params = appletObject.childNodes;
    var mathml = '';

    for (var i = 0; i < params.length; ++i) {
        if (params[i].name == 'xmlinitialtext') {
            mathml = params[i].value;
        }
        else if (params[i].name == 'requestfirstevaluation') {
            optionForm.executeonload.checked = (params[i].value == 'true') ? true : false;
        }
        else if (params[i].name == 'toolbar') {
            optionForm.toolbar.checked = (params[i].value == 'floating') ? false : true;
        }
        else if (params[i].name == 'requestfocus') {
            optionForm.focusonload.checked = (params[i].value == 'true') ? true : false;
        }
        else if (params[i].name == 'level') {
            optionForm.level.checked = (params[i].value == 'primary') ? true : false;
        }
    }

    return mathml;
}

function createIframePath(params) {
    var iframePath = wrs_int_opener._wrs_conf_CASPath;
    iframePath += ((iframePath.indexOf('?') == -1) ? '?' : '&') + 'mode=applet&';

    for (var i in params) {
        iframePath += wrs_int_opener.wrs_urlencode(i) + '=' + wrs_int_opener.wrs_urlencode(params[i]);
    }

    return iframePath;
}

function createIframe(params) {
    var iframe = document.createElement('iframe');
    iframe.id = 'appletContainerIframe';
    iframe.src = createIframePath(params);
    iframe.width = '100%';
    iframe.height = '100%';
    iframe.frameBorder = 0;

    wrs_int_opener.wrs_addEvent(iframe, 'load', function () {
        if (initialXML.length > 0) {
            var applet = iframe.contentWindow.document.getElementById('applet');

            function setAppletMathml() {
                // Internet explorer fails on "applet.isActive". It only supports "applet.isActive()".

                try {
                    if (applet.isActive()) {
                        applet.setXML(initialXML);
                    }
                    else {
                        setTimeout(setAppletMathml, 50);
                    }
                }
                catch (e) {
                    setTimeout(setAppletMathml, 50);
                }
            }

            setAppletMathml();
        }
    });

    document.getElementById('appletContainer').appendChild(iframe);
}

function reloadIframe(params) {
    var iframe = document.getElementById('appletContainerIframe');
    var applet = iframe.contentWindow.document.getElementById('applet');
    initialXML = applet.getXML();
    iframe.src = createIframePath(params);
}

wrs_int_opener.wrs_addEvent(window, 'load', function () {
    // Getting language list <select> object.
    var languageList = document.getElementById('languageList');

    // When the language list <select> object changes its value, the iframe should be refreshed.

    wrs_int_opener.wrs_addEvent(languageList, 'change', function () {
        reloadIframe({
            'lang': languageList.value
        });
    });

    // Setting iframe language.
    var language;

    if (wrs_int_opener._wrs_isNewElement) {
        var queryParams = wrs_int_opener.wrs_getQueryParams(window);

        var availableLangs = new Array();
        for (var i = 0; i < languageList.options.length; i++){
            availableLangs[i] = languageList.options[i].value;
        }

        if (typeof queryParams['lang'] != 'undefined' && wrs_int_opener.wrs_arrayContains(availableLangs, queryParams['lang']) != -1){
            language = queryParams['lang'];
        }else if (typeof queryParams['lang'] != 'undefined' && wrs_int_opener.wrs_arrayContains(availableLangs, queryParams['lang'].substr(0,2)) != -1){
            language = queryParams['lang'].substr(0,2);
        }else{
            language = wrs_int_opener._wrs_int_language
        }
    }
    else {
        var appletCode = wrs_int_opener._wrs_temporalImage.getAttribute(wrs_int_opener._wrs_conf_CASMathmlAttribute);
        initialXML = getMathmlFromAppletCode(wrs_int_opener.wrs_mathmlDecode(appletCode));

        var language = '';

        // We can convert initialXML to an object and get its "lang" value. However, IE does not support this functionability, so we use string parsing.
        var languageStart = initialXML.indexOf('lang="');

        if (languageStart != -1) {
            var languageEnd = initialXML.indexOf('"', languageStart + 6);       // 6+ because 'lang="'.length is 6.

            if (languageEnd != -1) {
                language = initialXML.substring(languageStart + 6, languageEnd);
            }
        }
    }

    // Creating the iframe.

    createIframe({
        'lang': language
    });

    // Selecting the language on the <select> object.

    for (var i = languageList.options.length - 1; i >= 0; --i) {
        if (languageList.options[i].value == language) {
            languageList.selectedIndex = i;
            i = 0;
        }
    }

    // More events.

    wrs_int_opener.wrs_addEvent(document.getElementById('submit'), 'click', function () {
        var applet = document.getElementById('appletContainerIframe').contentWindow.document.getElementById('applet');

        // Creating new applet code.
        var optionForm = document.getElementById('optionForm');
        var newWidth = parseInt(optionForm.width.value);
        var newHeight = parseInt(optionForm.height.value);

        var appletCode = '<applet alt="WIRIS cas" class="Wiriscas" align="middle" ';
        appletCode += 'codebase="' + applet.getAttribute('codebase') + '" ';
        appletCode += 'archive="' + applet.getAttribute('archive') + '" ';
        appletCode += 'code="' + applet.getAttribute('code') + '" ';
        appletCode += 'width="' + newWidth + '" height="' + newHeight + '">';

        appletCode += '<param name="requestfirstevaluation" value="' + (optionForm.executeonload.checked ? 'true' : 'false') + '"></param>';
        appletCode += '<param name="toolbar" value="' + (optionForm.toolbar.checked ? 'true' : 'floating') + '"></param>';
        appletCode += '<param name="requestfocus" value="' + (optionForm.focusonload.checked ? 'true' : 'false') + '"></param>';
        appletCode += '<param name="level" value="' + (optionForm.level.checked ? 'primary' : 'false') + '"></param>';
        appletCode += '<param name="xmlinitialtext" value="' + wrs_int_opener.wrs_htmlentities(applet.getXML()) + '"></param>';
        appletCode += '<param name="interface" value="false"></param><param name="commands" value="false"></param><param name="command" value="false"></param>';

        appletCode += '</applet>';

        // Getting the image.
        // First, resize applet.
        applet.style.width = newWidth + 'px';
        applet.style.height = newHeight + 'px';

        // Waiting for applet resizing.
        function finish() {
            if (applet.getSize().width != newWidth || applet.getSize().height != newHeight) {
                setTimeout(finish, 100);
            }
            else {
                // Getting the image.
                var image = applet.getImageBase64('png');

                // FCKeditor integration begin
                if (window.parent.InnerDialogLoaded && window.parent.FCKBrowserInfo.IsIE) {         // On IE, we must close the dialog for push the caret on the correct position.
                    closeFunction();
                    wrs_int_opener.wrs_int_updateCAS(appletCode, image, newWidth, newHeight);
                }
                // FCKeditor integration end.
                else {
                    wrs_int_opener.wrs_int_updateCAS(appletCode, image, newWidth, newHeight);
                    closeFunction();
                }
            }
        }

        finish();
    });

    wrs_int_opener.wrs_addEvent(document.getElementById('cancel'), 'click', function () {
        closeFunction();
    });

    var acceptButton = document.getElementById('submit');
    if (strings['accept'] != null){
        acceptButton.value = strings['accept'];
    }

    var cancelButton = document.getElementById('cancel');
    if (strings['cancel'] != null){
        cancelButton.value = strings['cancel'];
    }

    // Auto resizing.
    setInterval(function () {
        document.getElementById('appletContainer').style.height = (document.getElementById('optionForm').offsetHeight - document.getElementById('controls').offsetHeight - 5) + 'px';
    }, 100);
});

wrs_int_opener.wrs_addEvent(window, 'unload', function () {
    wrs_int_opener.wrs_int_notifyWindowClosed();
});