source: extensions/bbcode_bar/bbcode.js @ 7385

var bbcode = new Array();
var theSelection = false;

function BBChr(form, field) { BBCwrite(form, field, '', "[hr]", true); }
function BBCdir(form, field, dirc) { document.forms[form].elements[field].dir=(dirc); }
function BBCft(form, field, box) { BBCfont(form, field, "font", box); }
function BBCfs(form, field, box) { 
        //BBCfont(form, field, "size", box); 
        var val = 10 + 2 * (box.selectedIndex - 2 );
        if ( val != 0 ) {
                BBCwrite(form, field, "[size="+ val+"]", "[/size]", true); 
        }
        box.selectedIndex = 2;
}
function BBCfc(form, field, box) { 
        BBCfont(form, field, "color", box); 
        box.selectedIndex = 0;
}
function BBCfont(form, field, code, box) { 
        BBCwrite(form, field, "["+code+"="+box.value+"]", "[/"+code+"]", true); 
}

function BBCwmi(form, field, type) {
        if (type == 'img') { var URL = prompt("Please enter image URL","http://"); }
        else { var URL = prompt("Enter the Email Address",""); }
        if (URL == null) { return; }
        if (!URL) { return alert("Error : You didn't write the Address"); }
        BBCwrite(form, field, '', "["+type+"]"+URL+"[/"+type+"]", true);
}

function BBCode(form, field, code, img) {
        var type = img.name;
        if (BBCwrite(form, field, "["+code+"="+type+"]", "[/"+code+"]")) { return; }
        if (bbcode[code+type+form+field] == null) {
                ToAdd = "["+code+"="+type+"]";
                re = new RegExp(type+".(\\w+)$");
                img.src = img.src.replace(re, type+"1.$1");
                bbcode[code+type+form+field] = 1;
        } else {
                ToAdd = "[/"+code+"]";
                re = new RegExp(type+"1.(\\w+)$");
                img.src = img.src.replace(re, type+".$1");
                bbcode[code+type+form+field] = null;
        }
        BBCwrite(form, field, '', ToAdd, true);
}

function BBCcode(form, field, img) {
        var code = img.name;
        if (BBCwrite(form, field, "["+code+"]", "[/"+code+"]")) { return; }
        if (bbcode[form+field+code] == null) {
                ToAdd = "["+code+"]";
                re = new RegExp(code+".(\\w+)$");
                img.src = img.src.replace(re, code+"1.$1");
                bbcode[form+field+code] = 1;
        } else {
                ToAdd = "[/"+code+"]";
                re = new RegExp(code+"1.(\\w+)$");
                img.src = img.src.replace(re, code+".$1");
                bbcode[form+field+code] = null;
        }
        BBCwrite(form, field, '', ToAdd, true);
}

function BBClist(form, field, img) {
        var code = img.name;
        if (BBCwrite(form, field, "["+code+"]\n[li]", "\n[/"+code+"]")) { return; }
        if (bbcode[form+field+code] == null) {
                ToAdd = "["+code+"]\n[li]";
                re = new RegExp(code+".(\\w+)$");
                img.src = img.src.replace(re, code+"1.$1");
                bbcode[form+field+code] = 1;
        } else {
                ToAdd = "\n[/"+code+"]\n";
                re = new RegExp(code+"1.(\\w+)$");
                img.src = img.src.replace(re, code+".$1");
                bbcode[form+field+code] = null;
        }
        BBCwrite(form, field, '', ToAdd, true);
}

function BBCmm(form, field, type) {
        var URL = prompt("Enter the "+type+" file URL", "http://");
        if (URL == null) { return; }
        if (!URL) { return alert("Error: You didn't write the "+type+" file URL"); }
        var WS = prompt("Enter the "+type+" width", "250");
        if (WS == null) { return; }
        if (!WS) { WS = 250; }
        var HS = prompt("Enter the "+type+" height", "200");
        if (HS == null) { return; }
        if (!HS) { HS = 200; }
        BBCwrite(form, field, '', "["+type+" width="+WS+" height="+HS+"]"+URL+"[/"+type+"]", true);
}

function BBCurl(form, field) {
        var URL = prompt("Enter the URL", "http://");
        if (URL == null) { return; }
        if (!URL) { return alert("Error: You didn't write the URL "); }
        if (BBCwrite(form, field, "[url="+URL+"]", "[/url]")) { return; }
        var TITLE = prompt("Enter the page name", "Web Page Name");
        if (TITLE == null) { return; }
        var Add = "]"+URL;
        if (TITLE) { Add = "="+URL+"]"+TITLE; }
        BBCwrite(form, field, '', "[url"+Add+"[/url]", true);
}

function BBCwrite(form, field, start, end, force) {
        var textarea = document.forms[form].elements[field];
        
        storeCaret(textarea);
        
        if (textarea.caretPos) {
          textarea.focus();
                // Attempt to create a text range (IE).
                theSelection = document.selection.createRange().text;
                if (force || theSelection != '') {
                        document.selection.createRange().text = start + theSelection + end;
                        textarea.focus();
                        return true;
                }
        } else if (typeof(textarea.selectionStart) != "undefined") {
                // Mozilla text range replace.
                var text = new Array();
                text[0] = textarea.value.substr(0, textarea.selectionStart);
                text[1] = textarea.value.substr(textarea.selectionStart, textarea.selectionEnd-textarea.selectionStart);
                text[2] = textarea.value.substr(textarea.selectionEnd);
                caretPos = textarea.selectionEnd+start.length+end.length;
                if (force || text[1] != '') {
                        textarea.value = text[0]+start+text[1]+end+text[2];
                        if (textarea.setSelectionRange) {
                                textarea.focus();
                                textarea.setSelectionRange(caretPos, caretPos);
                        }
                        return true;
                }
        } else if (force) {             
                // Just put it on the end.
                textarea.value += start+end;
                textarea.focus(textarea.value.length-1);
                return true;
        }
        return false;
}

function storeCaret(text) {
        if (text.createTextRange) text.caretPos = document.selection.createRange().duplicate();
}

function bbstyle(bbnumber) {
        return true;
}

function preview(form, field) { 
        if ( document.forms[form].elements[field].value != "" )
        {       
                var loc = document.location.toString();
                var idx = loc.indexOf( '&' )
                
                if ( idx > 0 ) 
                        loc = loc.substring ( 0 , idx );
                
                document.location = loc + "&action=preview&content=" + document.forms[form].elements[field].value + "&key=" + document.forms[form].elements["key"].value;
        }
}

function helpline ( form, field, text ) {
  if ( typeof(document.forms[form].elements[field]) != "undefined") {
          document.forms[form].elements[field].value = text;
  }
}