js/fk.autocomplete.js

   1 /**
   2  * Friendica people autocomplete
   3  *
   4  * require jQuery, jquery.textareas
   5  */
   6
   7
   8
   9 function ACPopup(elm,backend_url){
  10         this.idsel=-1;
  11         this.element = elm;
  12         this.searchText="";
  13         this.ready=true;
  14         this.kp_timer = false;
  15         this.url = backend_url;
  16
  17         var w = 530;
  18         var h = 130;
  19
  20
  21         if(typeof elm.editorId == "undefined") {
  22                 style = $(elm).offset();
  23                 w = $(elm).width();
  24                 h = $(elm).height();
  25         }
  26         else {
  27                 var container = elm.getContainer();
  28                 if(typeof container != "undefined") {
  29                         style = $(container).offset();
  30                         w = $(container).width();
  31                 h = $(container).height();
  32                 }
  33         }
  34
  35         style.top=style.top+h;
  36         style.width = w;
  37         style.position = 'absolute';
  38         /*      style['max-height'] = '150px';
  39                 style.border = '1px solid red';
  40                 style.background = '#cccccc';
  41
  42                 style.overflow = 'auto';
  43                 style['z-index'] = '100000';
  44         */
  45         style.display = 'none';
  46
  47         this.cont = $("<div class='acpopup'></div>");
  48         this.cont.css(style);
  49
  50         $("body").append(this.cont);
  51 }
  52 ACPopup.prototype.close = function(){
  53         $(this.cont).remove();
  54         this.ready=false;
  55 }
  56 ACPopup.prototype.search = function(text){
  57         var that = this;
  58         this.searchText=text;
  59         if (this.kp_timer) clearTimeout(this.kp_timer);
  60         this.kp_timer = setTimeout( function(){that._search();}, 500);
  61 }
  62 ACPopup.prototype._search = function(){
  63         console.log("_search");
  64         var that = this;
  65         var postdata = {
  66                 start:0,
  67                 count:100,
  68                 search:this.searchText,
  69                 type:'c',
  70         }
  71
  72         $.ajax({
  73                 type:'POST',
  74                 url: this.url,
  75                 data: postdata,
  76                 dataType: 'json',
  77                 success:function(data){
  78                         that.cont.html("");
  79                         if (data.tot>0){
  80                                 that.cont.show();
  81                                 $(data.items).each(function(){
  82                                         html = "<img src='{0}' height='16px' width='16px'>{1} ({2})".format(this.photo, this.name, this.nick)
  83                                                 that.add(html, this.nick.replace(' ','') + '+' + this.id + ' - ' + this.link);
  84                                 });
  85                         } else {
  86                                 that.cont.hide();
  87                         }
  88                 }
  89         });
  90
  91 }
  92         ACPopup.prototype.add = function(label, value){
  93         var that=this;
  94         var elm = $("<div class='acpopupitem' title='"+value+"'>"+label+"</div>");
  95         elm.click(function(e){
  96                 t = $(this).attr('title').replace(new RegExp(' \- .*'),'');
  97                 if(typeof(that.element.container) === "undefined") {
  98                         el=$(that.element);
  99                         sel = el.getSelection();
 100                         sel.start = sel.start- that.searchText.length;
 101                         el.setSelection(sel.start,sel.end).replaceSelectedText(t+' ').collapseSelection(false);
 102                         that.close();
 103                 }
 104                 else {
 105                         txt = tinyMCE.activeEditor.getContent();
 106                         //                      alert(that.searchText + ':' + t);
 107                         newtxt = txt.replace('@' + that.searchText,'@' + t +' ');
 108                         tinyMCE.activeEditor.setContent(newtxt);
 109                         tinyMCE.activeEditor.focus();
 110                         that.close();
 111                 }
 112         });
 113         $(this.cont).append(elm);
 114 }
 115 ACPopup.prototype.onkey = function(event){
 116         if (event.keyCode == '13') {
 117                 if(this.idsel>-1) {
 118                         this.cont.children()[this.idsel].click();
 119                         event.preventDefault();
 120                 }
 121                 else
 122                         this.close();
 123         }
 124         if (event.keyCode == '38') { //cursor up
 125                 cmax = this.cont.children().size()-1;
 126                 this.idsel--;
 127                 if (this.idsel<0) this.idsel=cmax;
 128                 event.preventDefault();
 129         }
 130         if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
 131                 cmax = this.cont.children().size()-1;
 132                 this.idsel++;
 133                 if (this.idsel>cmax) this.idsel=0;
 134                 event.preventDefault();
 135         }
 136
 137         if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
 138                 this.cont.children().removeClass('selected');
 139                 $(this.cont.children()[this.idsel]).addClass('selected');
 140         }
 141
 142         if (event.keyCode == '27') { //ESC
 143                 this.close();
 144         }
 145 }
 146
 147 function ContactAutocomplete(element,backend_url){
 148         this.pattern=/@([^ \n]+)$/;
 149         this.popup=null;
 150         var that = this;
 151
 152         $(element).unbind('keydown');
 153         $(element).unbind('keyup');
 154
 155         $(element).keydown(function(event){
 156                 if (that.popup!==null) that.popup.onkey(event);
 157         });
 158
 159         $(element).keyup(function(event){
 160                 cpos = $(this).getSelection();
 161                 if (cpos.start==cpos.end){
 162                         match = $(this).val().substring(0,cpos.start).match(that.pattern);
 163                         if (match!==null){
 164                                 if (that.popup===null){
 165                                         that.popup = new ACPopup(this, backend_url);
 166                                 }
 167                                 if (that.popup.ready && match[1]!==that.popup.searchText) that.popup.search(match[1]);
 168                                 if (!that.popup.ready) that.popup=null;
 169
 170                         } else {
 171                                 if (that.popup!==null) {that.popup.close(); that.popup=null;}
 172                         }
 173
 174
 175                 }
 176         });
 177
 178 }
 179
 180
 181 /**
 182  * jQuery plugin 'contact_autocomplete'
 183  */
 184 (function( $ ){
 185   $.fn.contact_autocomplete = function(backend_url) {
 186     this.each(function(){
 187                 new ContactAutocomplete(this, backend_url);
 188         });
 189   };
 190 })( jQuery );
 191
 192
 193
 194