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         this.conversation_id = null;
  18         var conv_id = this.element.id.match(/\d+$/);
  19         if (conv_id) this.conversation_id = conv_id[0];
  20         console.log("ACPopup elm id",this.element.id,"conversation",this.conversation_id);
  21
  22         var w = 530;
  23         var h = 130;
  24
  25
  26         if(typeof elm.editorId == "undefined") {
  27                 style = $(elm).offset();
  28                 w = $(elm).width();
  29                 h = $(elm).height();
  30         }
  31         else {
  32                 var container = elm.getContainer();
  33                 if(typeof container != "undefined") {
  34                         style = $(container).offset();
  35                         w = $(container).width();
  36                 h = $(container).height();
  37                 }
  38         }
  39
  40         style.top=style.top+h;
  41         style.width = w;
  42         style.position = 'absolute';
  43         /*      style['max-height'] = '150px';
  44                 style.border = '1px solid red';
  45                 style.background = '#cccccc';
  46
  47                 style.overflow = 'auto';
  48                 style['z-index'] = '100000';
  49         */
  50         style.display = 'none';
  51
  52         this.cont = $("<div class='acpopup'></div>");
  53         this.cont.css(style);
  54
  55         $("body").append(this.cont);
  56 }
  57 ACPopup.prototype.close = function(){
  58         $(this.cont).remove();
  59         this.ready=false;
  60 }
  61 ACPopup.prototype.search = function(text){
  62         var that = this;
  63         this.searchText=text;
  64         if (this.kp_timer) clearTimeout(this.kp_timer);
  65         this.kp_timer = setTimeout( function(){that._search();}, 500);
  66 }
  67 ACPopup.prototype._search = function(){
  68         console.log("_search");
  69         var that = this;
  70         var postdata = {
  71                 start:0,
  72                 count:100,
  73                 search:this.searchText,
  74                 type:'c',
  75                 conversation: this.conversation_id,
  76         }
  77
  78         $.ajax({
  79                 type:'POST',
  80                 url: this.url,
  81                 data: postdata,
  82                 dataType: 'json',
  83                 success:function(data){
  84                         that.cont.html("");
  85                         if (data.tot>0){
  86                                 that.cont.show();
  87                                 $(data.items).each(function(){
  88                                         var html = "<img src='{0}' height='16px' width='16px'>{1} ({2})".format(this.photo, this.name, this.nick);
  89                                         var nick = this.nick.replace(' ','');
  90                                         if (this.id!=='')  nick += '+' + this.id;
  91                                         that.add(html, nick + ' - ' + this.link);
  92                                 });
  93                         } else {
  94                                 that.cont.hide();
  95                         }
  96                 }
  97         });
  98
  99 }
 100 ACPopup.prototype.add = function(label, value){
 101         var that=this;
 102         var elm = $("<div class='acpopupitem' title='"+value+"'>"+label+"</div>");
 103         elm.click(function(e){
 104                 t = $(this).attr('title').replace(new RegExp(' \- .*'),'');
 105                 if(typeof(that.element.container) === "undefined") {
 106                         el=$(that.element);
 107                         sel = el.getSelection();
 108                         sel.start = sel.start- that.searchText.length;
 109                         el.setSelection(sel.start,sel.end).replaceSelectedText(t+' ').collapseSelection(false);
 110                         that.close();
 111                 }
 112                 else {
 113                         txt = tinyMCE.activeEditor.getContent();
 114                         //                      alert(that.searchText + ':' + t);
 115                         newtxt = txt.replace('@' + that.searchText,'@' + t +' ');
 116                         tinyMCE.activeEditor.setContent(newtxt);
 117                         tinyMCE.activeEditor.focus();
 118                         that.close();
 119                 }
 120         });
 121         $(this.cont).append(elm);
 122 }
 123 ACPopup.prototype.onkey = function(event){
 124         if (event.keyCode == '13') {
 125                 if(this.idsel>-1) {
 126                         this.cont.children()[this.idsel].click();
 127                         event.preventDefault();
 128                 }
 129                 else
 130                         this.close();
 131         }
 132         if (event.keyCode == '38') { //cursor up
 133                 cmax = this.cont.children().size()-1;
 134                 this.idsel--;
 135                 if (this.idsel<0) this.idsel=cmax;
 136                 event.preventDefault();
 137         }
 138         if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
 139                 cmax = this.cont.children().size()-1;
 140                 this.idsel++;
 141                 if (this.idsel>cmax) this.idsel=0;
 142                 event.preventDefault();
 143         }
 144
 145         if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
 146                 this.cont.children().removeClass('selected');
 147                 $(this.cont.children()[this.idsel]).addClass('selected');
 148         }
 149
 150         if (event.keyCode == '27') { //ESC
 151                 this.close();
 152         }
 153 }
 154
 155 function ContactAutocomplete(element,backend_url){
 156         this.pattern=/@([^ \n]+)$/;
 157         this.popup=null;
 158         var that = this;
 159
 160         $(element).unbind('keydown');
 161         $(element).unbind('keyup');
 162
 163         $(element).keydown(function(event){
 164                 if (that.popup!==null) that.popup.onkey(event);
 165         });
 166
 167         $(element).keyup(function(event){
 168                 cpos = $(this).getSelection();
 169                 if (cpos.start==cpos.end){
 170                         match = $(this).val().substring(0,cpos.start).match(that.pattern);
 171                         if (match!==null){
 172                                 if (that.popup===null){
 173                                         that.popup = new ACPopup(this, backend_url);
 174                                 }
 175                                 if (that.popup.ready && match[1]!==that.popup.searchText) that.popup.search(match[1]);
 176                                 if (!that.popup.ready) that.popup=null;
 177
 178                         } else {
 179                                 if (that.popup!==null) {that.popup.close(); that.popup=null;}
 180                         }
 181
 182
 183                 }
 184         });
 185
 186 }
 187
 188
 189 /**
 190  * jQuery plugin 'contact_autocomplete'
 191  */
 192 (function( $ ){
 193   $.fn.contact_autocomplete = function(backend_url) {
 194     this.each(function(){
 195                 new ContactAutocomplete(this, backend_url);
 196         });
 197   };
 198 })( jQuery );
 199
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