/********************************************************************************
* include/philter.js : philter javascript functions
* ------------------
*
* This file is part of the philter distribution
* Copyright: See COPYING files that comes with this distribution
********************************************************************************/

function text_onfocus(object,val) {
    if(object.value == val)
        object.value = '';
}

function text_onblur(object,val) {
    if(object.value == '')
        object.value = val;
}

function cleanChilds(Node, nbChilds) {
    while(Node.childNodes.length>nbChilds)
        Node.removeChild(Node.childNodes[nbChilds]);
}

/********** ORDER FORM FUNCTIONS **********/

function order_up() {
    form = document.forms['order'];
    select = form.elements['order[select]'];

    if(select.selectedIndex>1) {
        i = select.selectedIndex;
        value1 = select.options[i].value;
        text1 = select.options[i].text;
        value2 = select.options[i-1].value;
        text2 = select.options[i-1].text;

        select.options[i] = new Option(text2,value2,false,false);
        select.options[i-1] = new Option(text1,value1,false,false);
        select.selectedIndex = i-1;

        form.elements['order['+value1+']'].value = i-1;
        form.elements['order['+value2+']'].value = i;
    }
}

function order_dn() {
    form = document.forms['order'];
    select = form.elements['order[select]'];

    if(select.selectedIndex>0 && select.selectedIndex<select.length-1) {
        i = select.selectedIndex;
        value1 = select.options[i].value;
        text1 = select.options[i].text;
        value2 = select.options[i+1].value;
        text2 = select.options[i+1].text;

        select.options[i] = new Option(text2,value2,false,false);
        select.options[i+1] = new Option(text1,value1,false,false);
        select.selectedIndex = i+1;

        form.elements['order['+value1+']'].value = i+1;
        form.elements['order['+value2+']'].value = i;
    }
}

function order_submit(obj) {
    if(obj.name == 'order[submit]')
        obj.form.elements['order[action]'].value = 'submit';
    if(obj.name == 'order[delete]')
        obj.form.elements['order[action]'].value = 'delete';
    obj.form.submit();
}

/********** RULE FORM GLOBALS **********/

var matches_list = new Array();
var matches_func = new Array();

var actions_list = new Array()
var actions_func = new Array();

var mail_pool = new Array();
var filter = new Array();

var current_rule;

var actions_i = 0;
var matches_i = 0;

/********** RULE.ACTION FORM FUNCTIONS **********/

function createActionSelect(data,base) {
    var i,j;
    var select = document.createElement("select");
    select.name = base+'[0]';

    for(i=0, j=0; i<actions_list.length; i++)
        if(actions_list[i])
            select.options[j++] = new Option(actions_list[i],i,false,(data==i));

    select.setAttribute("onchange", "changeRow(this,actions_func)");

    if(select.selectedIndex<0)
        select.selectedIndex = 0;
    return select;
}

function createActionRow(Node,data) {
    var div = document.createElement("div");
    div.className = 'row';
    div.name = 'rule[actions]['+actions_i+']';
    actions_i++;
    Node.appendChild(div);

    var del = document.createElement("input");
    del.setAttribute("type", "submit");
    del.setAttribute("value", "Del");
    del.setAttribute("onclick", "parentNode.parentNode.removeChild(parentNode)");
    div.appendChild(del);

    div.appendChild(document.createTextNode(" "));

    var select = createActionSelect(data[0],div.name);
    div.appendChild(select);

    actions_func[select.options[select.selectedIndex].value](div,data);
}

function newAction() {
    createActionRow(document.all['actions_row'], 0);
}

/********** RULE.MATCH FORM FUNCTIONS **********/

function createMatchSelect(data,base) {
    var i,j;
    var select = document.createElement("select");
    select.name = base+'[0]';

    for(i=0, j=0; i<matches_list.length; i++)
        if(matches_list[i])
            select.options[j++] = new Option(matches_list[i],i,false,(data==i));

    select.setAttribute("onchange", "changeRow(this,matches_func)");

    if(select.selectedIndex<0)
        select.selectedIndex = 0;
    return select;
}

function createMatchRow(Node,data) {
    var div = document.createElement("div");
    div.className = 'row';
    div.name = 'rule[matches]['+actions_i+']';
    actions_i++;
    Node.appendChild(div);

    var del = document.createElement("input");
    del.setAttribute("type", "submit");
    del.setAttribute("value", "Del");
    del.setAttribute("onclick", "parentNode.parentNode.removeChild(parentNode)");
    div.appendChild(del);

    div.appendChild(document.createTextNode(" "));

    var select = createMatchSelect(data[0],div.name);
    div.appendChild(select);

    matches_func[select.options[select.selectedIndex].value](div,data);
}

function newMatch() {
    createMatchRow(document.all['matches_row'], 0);
}

/********** RULE FORM FUNCTIONS **********/

function changeRow(sel, funcs) {
    var row = sel.parentNode;
    cleanChilds(row,3);
    funcs[sel.options[sel.selectedIndex].value](row,0);
}

function createRuleForm() {
    var i;
    var sel = document.all['order[select]'];
    var index = sel.options[sel.selectedIndex].value;

    actions_i = matches_i = 0;
    current_rule = filter[index];

    document.all['rule[id]'].value = index;
    document.all['rule[name]'].value = current_rule.name;
    document.all['rule[all]'][1-current_rule.all].checked = true;
    document.all['rule[block]'].checked = current_rule.block;

    var mr = document.all['matches_row'];
    cleanChilds(mr,0);
    for(i=0; i<current_rule.matches.length; i++)
        createMatchRow(mr, current_rule.matches[i]);
    
    var ar = document.all['actions_row'];
    cleanChilds(ar,0);
    for(i=0; i<current_rule.actions.length; i++)
        createActionRow(ar, current_rule.actions[i]);
}

/********************************************************************************
* $Id$
* vim: set expandtab shiftwidth=4 tabstop=4 softtabstop=4 textwidth=100:
********************************************************************************/