js/fk.autocomplete.js

   1 /**
   2  * Friendika 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         if(typeof elm.editorId == "undefined") {
  18                 style = $(elm).offset();
  19                 w = $(elm).width();
  20                 h = $(elm).height();
  21         }
  22         else {
  23                 style = $(elm.container).offset();
  24                 w = elm.container.offsetWidth;
  25                 h = elm.container.offsetHeight;
  26                 // Quick fix for chrome until I get a tool to inspect the dom
  27                 // Chrome returns 0x0
  28                 if(! w)
  29                         w = 530;
  30                 if(! h)
  31                         h = 130;
  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                         newtxt = txt.replace(that.searchText,t+' ');
 107                         tinyMCE.activeEditor.setContent(newtxt);
 108                         tinyMCE.activeEditor.focus();
 109                         that.close();
 110                 }
 111         });
 112         $(this.cont).append(elm);
 113 }
 114 ACPopup.prototype.onkey = function(event){
 115         if (event.keyCode == '13') {
 116                 if(this.idsel>-1) {
 117                         this.cont.children()[this.idsel].click();
 118                         event.preventDefault();
 119                 }
 120                 else
 121                         this.close();
 122         }
 123         if (event.keyCode == '38') { //cursor up
 124                 cmax = this.cont.children().size()-1;
 125                 this.idsel--;
 126                 if (this.idsel<0) this.idsel=cmax;
 127                 event.preventDefault();
 128         }
 129         if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
 130                 cmax = this.cont.children().size()-1;
 131                 this.idsel++;
 132                 if (this.idsel>cmax) this.idsel=0;
 133                 event.preventDefault();
 134         }
 135
 136         if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
 137                 this.cont.children().removeClass('selected');
 138                 $(this.cont.children()[this.idsel]).addClass('selected');
 139         }
 140
 141         if (event.keyCode == '27') { //ESC
 142                 this.close();
 143         }
 144 }
 145
 146 function ContactAutocomplete(element,backend_url){
 147         this.pattern=/@([^ \n]+)$/;
 148         this.popup=null;
 149         var that = this;
 150
 151         $(element).unbind('keydown');
 152         $(element).unbind('keyup');
 153
 154         $(element).keydown(function(event){
 155                 if (that.popup!==null) that.popup.onkey(event);
 156         });
 157
 158         $(element).keyup(function(event){
 159                 cpos = $(this).getSelection();
 160                 if (cpos.start==cpos.end){
 161                         match = $(this).val().substring(0,cpos.start).match(that.pattern);
 162                         if (match!==null){
 163                                 if (that.popup===null){
 164                                         that.popup = new ACPopup(this, backend_url);
 165                                 }
 166                                 if (that.popup.ready && match[1]!==that.popup.searchText) that.popup.search(match[1]);
 167                                 if (!that.popup.ready) that.popup=null;
 168
 169                         } else {
 170                                 if (that.popup!==null) {that.popup.close(); that.popup=null;}
 171                         }
 172
 173
 174                 }
 175         });
 176
 177 }
 178
 179
 180 /**
 181  * jQuery plugin 'contact_autocomplete'
 182  */
 183 (function( $ ){
 184   $.fn.contact_autocomplete = function(backend_url) {
 185     this.each(function(){
 186                 new ContactAutocomplete(this, backend_url);
 187         });
 188   };
 189 })( jQuery );
 190
 191
 192
 193