/*------------------------------------------------
*
* tag_add. jQuery Plugin
*
* Copyright ÒŠ 2009 Maltsev Vladimir.
*
*-------------------------------------------------
*
* Official site: www.r-ip.ru
* Contact e-mail: stavweb@yandex.ru
*
* GNU General Public License original source:
* http://www.gnu.org/licenses/gpl-3.0.html
*
*-------------------------------------------------
* //ex
* jQuery(document).ready(function(){
*
* $(".tag_add_input").tag_add({
*
* maxitem:0, // max item for out, 0-show all
* minlength:3, // min length str for search tags
* maxlength:25, // max length str for search tags
* loadinfo: 'loadtag.php', //file - data tags
*
* });
* })
*
*
**
***
------------------------------------------------*/
var tagtext = '';
var tag_ex = [];
var it=0;
var selqt=0;
var lastselectrestag='';
var Showdgs=true;
var selitemdef=0;
jQuery.fn.tag_add = function(options){
var obj = jQuery(this);
var selecttext='';
var options = jQuery.extend({
loadinfo: 'loadtag.php',
minlength: 3,
maxlength: 25,
maxitem:10
},options);
function getCaretPosition (ctrl) {
var CaretPos = 0;
if (document.selection) {
ctrl.focus ();
var Sel = document.selection.createRange ();
Sel.moveStart ('character', -ctrl.value.length);
CaretPos = Sel.text.length;
}else if (ctrl.selectionStart || ctrl.selectionStart == '0')
CaretPos = ctrl.selectionStart;
return (CaretPos);
}
function setCaretPosition(ctrl, pos){
if(ctrl.setSelectionRange)
{
ctrl.focus();
ctrl.setSelectionRange(pos,pos);
}
else if (ctrl.createTextRange) {
var range = ctrl.createTextRange();
range.collapse(true);
range.moveEnd('character', pos);
range.moveStart('character', pos);
range.select();
}
}
function getCaretPos(obj){
obj.focus();
if(obj.selectionStart) return obj.selectionStart;
else if (document.selection){
return getCaretPosition (obj);
}
return 0;
}
function tagtrim ( str, charlist ) {
charlist = !charlist ? ' \s\xA0' : charlist.replace(/([\[\]\(\)\.\?\/\*\{\}\+\$\^\:])/g, '\$1');
var re = new RegExp('^[' + charlist + ']+|[' + charlist + ']+$', 'g');
return str.replace(re, '');
}
function substr_replace(s,e,str,sbstr){
sbstr=tagtrim(sbstr);
return str.substr(0,s)+sbstr+str.substr((s+e),(str.length-(s+e)));
}
function searchtext(strtag,cpos){
var space=true;
var startstr=0;
var endstr=strtag.length;
var res = '';
for (i=cpos;i>=0;i--){
if (startstr==0){
if (strtag.substr((i-1), 1)==','){
startstr = i;
if ( (strtag.substr((i), 1)!=' ') && (i!=strtag.length) ){
space=false;
}
}
}
}
for (i=cpos;i<=strtag.length;i++){
if (endstr==strtag.length){
if (strtag.substr(i, 1)==','){
endstr = i;
}
}
}
if (startstr==0){ startstr=-1; }
if (space){ tagstart =startstr+1; tagend=endstr-startstr-1;
res = (strtag.substr((startstr+1), (endstr-startstr-1)));
}else{tagstart =startstr; tagend=endstr-startstr;
if (startstr==-1){ startstr=0; }
res = (strtag.substr(startstr, (endstr-startstr)));
}
return res;
}
/* á?á?á? á?àÀàÌàÎàÅ á?á?á?àÀá?àÍàÎàÅ;) */
function go_tag_load(e,o,jo){
if ( (e.keyCode==40)||(e.keyCode==38)||(e.keyCode==13) ){ return false; }
selqt=0; it=0;
var tag_text = jQuery(o).val();
// àÎàÏá?á?àÅàÄàÈàËá?àÅàÌ àÌá?á?àÎ àÎá? àÊàÎá?á?àÅàÉ
var text_search = searchtext(tag_text,getCaretPos(o));
text_search = text_search.toLocaleLowerCase();
var tag_ex =tagtext.split(',');
if ( (text_search.length >= jo.minlength) && (text_search.length <= jo.maxlength) ){
if (tagtext!=''){
if(tagtext.indexOf(text_search) + 1) {
var tag_str = '';
//á?àÈá?á?àÅàÌ á?àÎá?àÌá? àÂá?àÁàÎá?àÀ á?àÅàÃàÎàÂ
jQuery(".tag_add_input_form").remove();
var formtagselect = jQuery('').css('opacity','0.9');
jQuery(o).before(formtagselect);
it=0;
for (var key in tag_ex) {
var val = tag_ex [key];
if ((val.indexOf(text_search) + 1) && ( ((jo.maxitem-1)>=it)||(jo.maxitem==0) )) { it++;
var item = jQuery(''+tagtrim(val.split(text_search).join(''+text_search+''))+'');
jQuery(item).appendTo(formtagselect);
}
}
/* àÏàÎ àÊàËàÈàÊá? àÄàÅàËàÀàÅàÌ àÇàÀàÌàÅàÍá? */
jQuery(".tag_add_input_form li").click(function(){
var seltext = jQuery(this).text();
jQuery(o).val(substr_replace(tagstart,tagend,jQuery(o).val(),seltext));
jQuery(".tag_add_input_form").remove(); selqt=0; it=0;
})
}else{ jQuery(".tag_add_input_form").remove(); selqt=0; it=0; }
}
} else { jQuery(".tag_add_input_form").remove(); selqt=0; it=0; }
}
function selectrestag(e,o,jo){
if ( !jQuery('.tag_add_input_form').length ){return false;}
if (e.keyCode==40){
selqt++;
if (selqt==(it+1)){ selqt=1; }
}
if (e.keyCode==38){
selqt--;
if (selqt==-1){ selqt=it; }
if (selqt==0){selqt=it;}
}
if ((e.keyCode==13) && (lastselectrestag!='')){
jQuery(o).val(substr_replace(tagstart,tagend,jQuery(o).val(),jQuery(lastselectrestag).text()));
jQuery(".tag_add_input_form").remove(); selqt=0; it=0; return false;
}
jQuery("#tagselid_"+selqt).addClass('tag_add_input_form_sel');
if (lastselectrestag!=''){
jQuery(lastselectrestag).removeClass('tag_add_input_form_sel');
}
lastselectrestag = "#tagselid_"+selqt;
return false;
}
jQuery.post(options.loadinfo,function(data){if (tagtext==''){tagtext = data=data.toLocaleLowerCase();}})
var fs = true;
this.attr("autocomplete",'off');
this.blur(function(){ fs=true; })
this.click(function(e){go_tag_load(e,this,options); fs=false; return false; });
this.keyup(function(e){go_tag_load(e,this,options); return false;});
this.keydown(function(e){if ((e.keyCode==40)||(e.keyCode==38)||(e.keyCode==13)){ selectrestag(e,this,options); return false;}});
/* á?àÀàÊ àÇàÀàÏá?àÅá?àÀ àÎá?àÏá?àÀàÂàÊàÈ á?àÎá?àÌá? àÈàÇ input */
jQuery('form').submit(function(){ return fs; })
$("*",document.body).click(function(){
if ( (jQuery(this).attr('type')=='text') || (jQuery(this).attr('name')=="tag_add_input_form_name")){
return false;
}else{
jQuery(".tag_add_input_form").remove(); selqt=0; it=0;
}
})
};