/* Woman's Voice
 * guestbook.js: The guestbook-related JavaScript subroutines.
 */

/*  Copyright (c) 2000-2018 imacat.
 * 
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

/* Author: imacat <imacat@mail.imacat.idv.tw>
 * First written: 2000-06-07
 */

// isGuestbookOK: Check if the message is ready to be submitted
function isGuestbookOK(form) {
    
    // Regularize the fields
    form.message.value = trimText(form.message.value);
    form.name.value = trim(form.name.value);
    form.identity.value = trim(form.identity.value);
    form.location.value = trim(form.location.value);
    form.email.value = trim(form.email.value);
    form.url.value = trim(form.url.value);
    
    // Check the message
    if (form.message.value == "" || form.message.value == _("Fill in your message here.")) {
        alert(_("Please fill in your message."));
        form.message.focus();
        return false;
    }
    if (form.message.value.length > 10240) {
        alert(_("Your message is too long.  (Max. 10,240 letters)"));
        form.message.focus();
        return false;
    }
    message = form.message.value.toLowerCase();
    if (message.indexOf("<a href=") != -1 || message.indexOf("<table") != -1) {
        return confirm(_("Your message contains HTML, which will be displayed \"AS IS\".  If this is a commercial advertisement, it will be deleted right away and you are wasting your time.  Do you still want to submit this message?"));
    }
    if (message.indexOf("[url=") != -1) {
        return confirm(_("Your message contains BBCode, which will be displayed \"AS IS\".  If this is a commercial advertisement, it will be deleted right away and you are wasting your time.  Do you still want to submit this message?"));
    }
    
    return true;
}