js/autocomplete.js

   1 /**
   2  * @brief Friendica people autocomplete
   3  *
   4  * require jQuery, jquery.textcomplete
   5  *
   6  * for further documentation look at:
   7  * http://yuku-t.com/jquery-textcomplete/
   8  *
   9  * https://github.com/yuku-t/jquery-textcomplete/blob/master/doc/how_to_use.md
  10  */
  11
  12
  13 function contact_search(term, callback, backend_url, type) {
  14
  15         // Check if there is a conversation id to include the unkonwn contacts of the conversation
  16         var conv_id = document.activeElement.id.match(/\d+$/);
  17
  18
  19         // Check if there is a cached result that contains the same information we would get with a full server-side search
  20         var bt = backend_url+type;
  21         if(!(bt in contact_search.cache)) contact_search.cache[bt] = {};
  22
  23         var lterm = term.toLowerCase(); // Ignore case
  24         for(var t in contact_search.cache[bt]) {
  25                 if(lterm.indexOf(t) >= 0) { // A more broad search has been performed already, so use those results
  26                         // Filter old results locally
  27                         var matching = contact_search.cache[bt][t].filter(function (x) { return (x.name.toLowerCase().indexOf(lterm) >= 0 || (typeof x.nick !== 'undefined' && x.nick.toLowerCase().indexOf(lterm) >= 0)); }); // Need to check that nick exists because groups don't have one
  28                         matching.unshift({taggable:false, text: term, replace: term});
  29                         setTimeout(function() { callback(matching); } , 1); // Use "pseudo-thread" to avoid some problems
  30                         return;
  31                 }
  32         }
  33
  34         var postdata = {
  35                 start:0,
  36                 count:100,
  37                 search:term,
  38                 type:type,
  39         };
  40
  41         if(conv_id !== null)
  42                 postdata['conversation'] = conv_id[0];
  43
  44
  45         $.ajax({
  46                 type:'POST',
  47                 url: backend_url,
  48                 data: postdata,
  49                 dataType: 'json',
  50                 success: function(data){
  51                         // Cache results if we got them all (more information would not improve results)
  52                         // data.count represents the maximum number of items
  53                         if(data.items.length -1 < data.count) {
  54                                 contact_search.cache[bt][lterm] = data.items;
  55                         }
  56                         var items = data.items.slice(0);
  57                         items.unshift({taggable:false, text: term, replace: term});
  58                         callback(items);
  59                 },
  60         }).fail(function () {callback([]); }); // Callback must be invoked even if something went wrong.
  61 }
  62 contact_search.cache = {};
  63
  64
  65 function contact_format(item) {
  66         // Show contact information if not explicitly told to show something else
  67         if(typeof item.text === 'undefined') {
  68                 var desc = ((item.label) ? item.nick + ' ' + item.label : item.nick);
  69                 if(typeof desc === 'undefined') desc = '';
  70                 if(desc) desc = ' ('+desc+')';
  71                 return "<div class='{0}' title='{4}'><img class='acpopup-img' src='{1}'><span class='acpopup-contactname'>{2}</span><span class='acpopup-sub-text'>{3}</span><div class='clear'></div></div>".format(item.taggable, item.photo, item.name, desc, item.link);
  72         }
  73         else
  74                 return "<div>" + item.text + "</div>";
  75 }
  76
  77 function editor_replace(item) {
  78         if(typeof item.replace !== 'undefined') {
  79                 return '$1$2' + item.replace;
  80         }
  81
  82         // $2 ensures that prefix (@,@!) is preserved
  83         var id = item.id;
  84          // 16 chars of hash should be enough. Full hash could be used if it can be done in a visually appealing way.
  85         // 16 chars is also the minimum length in the backend (otherwise it's interpreted as a local id).
  86         if(id.length > 16)
  87                 id = item.id.substring(0,16);
  88
  89         return '$1$2' + item.nick.replace(' ', '') + '+' + id + ' ';
  90 }
  91
  92 function basic_replace(item) {
  93         if(typeof item.replace !== 'undefined')
  94                 return '$1'+item.replace;
  95
  96         return '$1'+item.name+' ';
  97 }
  98
  99 function trim_replace(item) {
 100         if(typeof item.replace !== 'undefined')
 101                 return '$1'+item.replace;
 102
 103         return '$1'+item.name;
 104 }
 105
 106
 107 function submit_form(e) {
 108         $(e).parents('form').submit();
 109 }
 110
 111 /**
 112  * jQuery plugin 'editor_autocomplete'
 113  */
 114 (function( $ ) {
 115         $.fn.editor_autocomplete = function(backend_url) {
 116
 117                 // list of supported bbtags
 118                 var bbelements = ['b', 'u', 'i', 'img', 'url', 'quote', 'code', 'spoiler', 'audio', 'video', 'youtube', 'map', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 's', 'o', 'list', 'center', 'nosmile', 'vimeo' ];
 119
 120                 // Autocomplete contacts
 121                 contacts = {
 122                         match: /(^|\s)(@\!*)([^ \n]+)$/,
 123                         index: 3,
 124                         search: function(term, callback) { contact_search(term, callback, backend_url, 'c'); },
 125                         replace: editor_replace,
 126                         template: contact_format,
 127                 };
 128
 129                 smilies = {
 130                         match: /(^|\s)(:[a-z]{2,})$/,
 131                         index: 2,
 132                         search: function(term, callback) { $.getJSON('smilies/json').done(function(data) { callback($.map(data, function(entry) { return entry.text.indexOf(term) === 0 ? entry : null; })); }); },
 133                         template: function(item) { return item.icon + ' ' + item.text; },
 134                         replace: function(item) { return "$1" + item.text + ' '; },
 135                 };
 136
 137                 bbtags = {
 138                         match: /\[(\w*)$/,
 139                         index: 1,
 140                         search: function (term, callback) { callback($.map(bbelements, function (element) { return element.indexOf(term) === 0 ? element : null; })); },
 141                         replace: function (element) { return ['[' + element + ']', '[/' + element + ']']; },
 142                 };
 143                 this.attr('autocomplete','off');
 144                 this.textcomplete([contacts,smilies, bbtags], {className:'acpopup', zIndex:1020});
 145         };
 146 })( jQuery );
 147
 148 /**
 149  * jQuery plugin 'search_autocomplete'
 150  */
 151 (function( $ ) {
 152         $.fn.search_autocomplete = function(backend_url) {
 153                 // Autocomplete contacts
 154                 contacts = {
 155                         match: /(^@)([^\n]{2,})$/,
 156                         index: 2,
 157                         search: function(term, callback) { contact_search(term, callback, backend_url, 'x'); },
 158                         replace: basic_replace,
 159                         template: contact_format,
 160                 };
 161                 this.attr('autocomplete', 'off');
 162                 var a = this.textcomplete([contacts], {className:'acpopup', maxCount:100, zIndex: 1020, appendTo:'nav'});
 163                 a.on('textComplete:select', function(e, value, strategy) { submit_form(this); });
 164         };
 165 })( jQuery );
 166
 167 (function( $ ) {
 168         $.fn.contact_autocomplete = function(backend_url, typ, autosubmit, onselect) {
 169                 if(typeof typ === 'undefined') typ = '';
 170                 if(typeof autosubmit === 'undefined') autosubmit = false;
 171
 172                 // Autocomplete contacts
 173                 contacts = {
 174                         match: /(^)([^\n]+)$/,
 175                         index: 2,
 176                         search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
 177                         replace: basic_replace,
 178                         template: contact_format,
 179                 };
 180
 181                 this.attr('autocomplete','off');
 182                 var a = this.textcomplete([contacts], {className:'acpopup', zIndex:1020});
 183
 184                 if(autosubmit)
 185                         a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
 186
 187                 if(typeof onselect !== 'undefined')
 188                         a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
 189         };
 190 })( jQuery );
 191
 192
 193 (function( $ ) {
 194         $.fn.name_autocomplete = function(backend_url, typ, autosubmit, onselect) {
 195                 if(typeof typ === 'undefined') typ = '';
 196                 if(typeof autosubmit === 'undefined') autosubmit = false;
 197
 198                 // Autocomplete contacts
 199                 names = {
 200                         match: /(^)([^\n]+)$/,
 201                         index: 2,
 202                         search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
 203                         replace: trim_replace,
 204                         template: contact_format,
 205                 };
 206
 207                 this.attr('autocomplete','off');
 208                 var a = this.textcomplete([names], {className:'acpopup', zIndex:1020});
 209
 210                 if(autosubmit)
 211                         a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
 212
 213                 if(typeof onselect !== 'undefined')
 214                         a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
 215         };
 216 })( jQuery );
 217
 218
 219 /**
 220  * Friendica people autocomplete legacy
 221  * code which is needed for tinymce
 222  *
 223  * require jQuery, jquery.textareas
 224  */
 225
 226 function ACPopup(elm,backend_url){
 227         this.idsel=-1;
 228         this.element = elm;
 229         this.searchText="";
 230         this.ready=true;
 231         this.kp_timer = false;
 232         this.url = backend_url;
 233
 234         this.conversation_id = null;
 235         var conv_id = this.element.id.match(/\d+$/);
 236         if (conv_id) this.conversation_id = conv_id[0];
 237         console.log("ACPopup elm id",this.element.id,"conversation",this.conversation_id);
 238
 239         var w = 530;
 240         var h = 130;
 241
 242
 243         if(tinyMCE.activeEditor == null) {
 244                 style = $(elm).offset();
 245                 w = $(elm).width();
 246                 h = $(elm).height();
 247         }
 248         else {
 249                 // I can't find an "official" way to get the element who get all
 250                 // this fraking thing that is tinyMCE.
 251                 // This code will broke again at some point...
 252                 var container = $(tinyMCE.activeEditor.getContainer()).find("table");
 253                 style = $(container).offset();
 254                 w = $(container).width();
 255                 h = $(container).height();
 256         }
 257
 258         style.top=style.top+h;
 259         style.width = w;
 260         style.position = 'absolute';
 261         /*      style['max-height'] = '150px';
 262                 style.border = '1px solid red';
 263                 style.background = '#cccccc';
 264
 265                 style.overflow = 'auto';
 266                 style['z-index'] = '100000';
 267         */
 268         style.display = 'none';
 269
 270         this.cont = $("<div class='acpopup-mce'></div>");
 271         this.cont.css(style);
 272
 273         $("body").append(this.cont);
 274     }
 275
 276 ACPopup.prototype.close = function(){
 277         $(this.cont).remove();
 278         this.ready=false;
 279 }
 280 ACPopup.prototype.search = function(text){
 281         var that = this;
 282         this.searchText=text;
 283         if (this.kp_timer) clearTimeout(this.kp_timer);
 284         this.kp_timer = setTimeout( function(){that._search();}, 500);
 285 }
 286
 287 ACPopup.prototype._search = function(){
 288         console.log("_search");
 289         var that = this;
 290         var postdata = {
 291                 start:0,
 292                 count:100,
 293                 search:this.searchText,
 294                 type:'c',
 295                 conversation: this.conversation_id,
 296         }
 297
 298         $.ajax({
 299                 type:'POST',
 300                 url: this.url,
 301                 data: postdata,
 302                 dataType: 'json',
 303                 success:function(data){
 304                         that.cont.html("");
 305                         if (data.tot>0){
 306                                 that.cont.show();
 307                                 $(data.items).each(function(){
 308                                         var html = "<img src='{0}' height='16px' width='16px'>{1} ({2})".format(this.photo, this.name, this.nick);
 309                                         var nick = this.nick.replace(' ','');
 310                                         if (this.id!=='')  nick += '+' + this.id;
 311                                         that.add(html, nick + ' - ' + this.link);
 312                                 });
 313                         } else {
 314                                 that.cont.hide();
 315                         }
 316                 }
 317         });
 318
 319 }
 320
 321 ACPopup.prototype.add = function(label, value){
 322         var that=this;
 323         var elm = $("<div class='acpopupitem' title='"+value+"'>"+label+"</div>");
 324         elm.click(function(e){
 325                 t = $(this).attr('title').replace(new RegExp(' \- .*'),'');
 326                 if(typeof(that.element.container) === "undefined") {
 327                         el=$(that.element);
 328                         sel = el.getSelection();
 329                         sel.start = sel.start- that.searchText.length;
 330                         el.setSelection(sel.start,sel.end).replaceSelectedText(t+' ').collapseSelection(false);
 331                         that.close();
 332                 }
 333                 else {
 334                         txt = tinyMCE.activeEditor.getContent();
 335                         //                      alert(that.searchText + ':' + t);
 336                         newtxt = txt.replace('@' + that.searchText,'@' + t +' ');
 337                         tinyMCE.activeEditor.setContent(newtxt);
 338                         tinyMCE.activeEditor.focus();
 339                         that.close();
 340                 }
 341         });
 342         $(this.cont).append(elm);
 343 }
 344
 345 ACPopup.prototype.onkey = function(event){
 346         if (event.keyCode == '13') {
 347                 if(this.idsel>-1) {
 348                         this.cont.children()[this.idsel].click();
 349                         event.preventDefault();
 350                 }
 351                 else
 352                         this.close();
 353         }
 354         if (event.keyCode == '38') { //cursor up
 355                 cmax = this.cont.children().size()-1;
 356                 this.idsel--;
 357                 if (this.idsel<0) this.idsel=cmax;
 358                 event.preventDefault();
 359         }
 360         if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
 361                 cmax = this.cont.children().size()-1;
 362                 this.idsel++;
 363                 if (this.idsel>cmax) this.idsel=0;
 364                 event.preventDefault();
 365         }
 366
 367         if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
 368                 this.cont.children().removeClass('selected');
 369                 $(this.cont.children()[this.idsel]).addClass('selected');
 370         }
 371
 372         if (event.keyCode == '27') { //ESC
 373                 this.close();
 374         }
 375 }
 376