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, mode) {
  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         // Check if there is a cached result that contains the same information we would get with a full server-side search
  19         var bt = backend_url+type;
  20         if(!(bt in contact_search.cache)) contact_search.cache[bt] = {};
  21
  22         var lterm = term.toLowerCase(); // Ignore case
  23         for(var t in contact_search.cache[bt]) {
  24                 if(lterm.indexOf(t) >= 0) { // A more broad search has been performed already, so use those results
  25                         // Filter old results locally
  26                         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
  27                         matching.unshift({forum:false, text: term, replace: term});
  28                         setTimeout(function() { callback(matching); } , 1); // Use "pseudo-thread" to avoid some problems
  29                         return;
  30                 }
  31         }
  32
  33         var postdata = {
  34                 start:0,
  35                 count:100,
  36                 search:term,
  37                 type:type,
  38         };
  39
  40         if(conv_id !== null)
  41                 postdata['conversation'] = conv_id[0];
  42
  43         if(mode !== null)
  44                 postdata['mode'] = mode;
  45
  46
  47         $.ajax({
  48                 type:'POST',
  49                 url: backend_url,
  50                 data: postdata,
  51                 dataType: 'json',
  52                 success: function(data){
  53                         // Cache results if we got them all (more information would not improve results)
  54                         // data.count represents the maximum number of items
  55                         if(data.items.length -1 < data.count) {
  56                                 contact_search.cache[bt][lterm] = data.items;
  57                         }
  58                         var items = data.items.slice(0);
  59                         items.unshift({taggable:false, text: term, replace: term});
  60                         callback(items);
  61                 },
  62         }).fail(function () {callback([]); }); // Callback must be invoked even if something went wrong.
  63 }
  64 contact_search.cache = {};
  65
  66
  67 function contact_format(item) {
  68         // Show contact information if not explicitly told to show something else
  69         if(typeof item.text === 'undefined') {
  70                 var desc = ((item.label) ? item.nick + ' ' + item.label : item.nick);
  71                 var forum = ((item.forum) ? 'forum' : '');
  72                 if(typeof desc === 'undefined') desc = '';
  73                 if(desc) desc = ' ('+desc+')';
  74                 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(forum, item.photo, item.name, desc, item.link);
  75         }
  76         else
  77                 return "<div>" + item.text + "</div>";
  78 }
  79
  80 function editor_replace(item) {
  81         if(typeof item.replace !== 'undefined') {
  82                 return '$1$2' + item.replace;
  83         }
  84
  85         // $2 ensures that prefix (@,@!) is preserved
  86         var id = item.id;
  87          // 16 chars of hash should be enough. Full hash could be used if it can be done in a visually appealing way.
  88         // 16 chars is also the minimum length in the backend (otherwise it's interpreted as a local id).
  89         if(id.length > 16)
  90                 id = item.id.substring(0,16);
  91
  92         return '$1$2' + item.nick.replace(' ', '') + '+' + id + ' ';
  93 }
  94
  95 function basic_replace(item) {
  96         if(typeof item.replace !== 'undefined')
  97                 return '$1'+item.replace;
  98
  99         return '$1'+item.name+' ';
 100 }
 101
 102 function trim_replace(item) {
 103         if(typeof item.replace !== 'undefined')
 104                 return '$1'+item.replace;
 105
 106         return '$1'+item.name;
 107 }
 108
 109
 110 function submit_form(e) {
 111         $(e).parents('form').submit();
 112 }
 113
 114 /**
 115  * jQuery plugin 'editor_autocomplete'
 116  */
 117 (function( $ ) {
 118         $.fn.editor_autocomplete = function(backend_url) {
 119
 120                 // list of supported bbtags
 121                 var bbelements = ['b', 'u', 'i', 'img', 'url', 'quote', 'code', 'spoiler', 'audio', 'video', 'youtube', 'map', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 's', 'o', 'list', 'center', 'nosmile', 'vimeo' ];
 122
 123                 // Autocomplete contacts
 124                 contacts = {
 125                         match: /(^|\s)(@\!*)([^ \n]+)$/,
 126                         index: 3,
 127                         search: function(term, callback) { contact_search(term, callback, backend_url, 'c'); },
 128                         replace: editor_replace,
 129                         template: contact_format,
 130                 };
 131
 132                 // Autocomplete smilies e.g. ":like"
 133                 smilies = {
 134                         match: /(^|\s)(:[a-z]{2,})$/,
 135                         index: 2,
 136                         search: function(term, callback) { $.getJSON('smilies/json').done(function(data) { callback($.map(data, function(entry) { return entry.text.indexOf(term) === 0 ? entry : null; })); }); },
 137                         template: function(item) { return item.icon + ' ' + item.text; },
 138                         replace: function(item) { return "$1" + item.text + ' '; },
 139                 };
 140
 141                 // Autocomplete BBTags
 142                 bbtags = {
 143                         match: /\[(\w*)$/,
 144                         index: 1,
 145                         search: function (term, callback) { callback($.map(bbelements, function (element) { return element.indexOf(term) === 0 ? element : null; })); },
 146                         replace: function (element) { return ['[' + element + ']', '[/' + element + ']']; },
 147                 };
 148                 this.attr('autocomplete','off');
 149                 this.textcomplete([contacts,smilies, bbtags], {className:'acpopup', zIndex:1020});
 150         };
 151 })( jQuery );
 152
 153 /**
 154  * jQuery plugin 'search_autocomplete'
 155  */
 156 (function( $ ) {
 157         $.fn.search_autocomplete = function(backend_url) {
 158                 // Autocomplete contacts
 159                 contacts = {
 160                         match: /(^@)([^\n]{2,})$/,
 161                         index: 2,
 162                         search: function(term, callback) { contact_search(term, callback, backend_url, 'x', 'contact'); },
 163                         replace: basic_replace,
 164                         template: contact_format,
 165                 };
 166
 167                 // Autocomplete forum accounts
 168                 community = {
 169                         match: /(^!)([^\n]{2,})$/,
 170                         index: 2,
 171                         search: function(term, callback) { contact_search(term, callback, backend_url, 'x', 'community'); },
 172                         replace: basic_replace,
 173                         template: contact_format,
 174                 };
 175                 this.attr('autocomplete', 'off');
 176                 var a = this.textcomplete([contacts, community], {className:'acpopup', maxCount:100, zIndex: 1020, appendTo:'#nav-search-box'});
 177                 a.on('textComplete:select', function(e, value, strategy) { submit_form(this); });
 178         };
 179 })( jQuery );
 180
 181 (function( $ ) {
 182         $.fn.contact_autocomplete = function(backend_url, typ, autosubmit, onselect) {
 183                 if(typeof typ === 'undefined') typ = '';
 184                 if(typeof autosubmit === 'undefined') autosubmit = false;
 185
 186                 // Autocomplete contacts
 187                 contacts = {
 188                         match: /(^)([^\n]+)$/,
 189                         index: 2,
 190                         search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
 191                         replace: basic_replace,
 192                         template: contact_format,
 193                 };
 194
 195                 this.attr('autocomplete','off');
 196                 var a = this.textcomplete([contacts], {className:'acpopup', zIndex:1020});
 197
 198                 if(autosubmit)
 199                         a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
 200
 201                 if(typeof onselect !== 'undefined')
 202                         a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
 203         };
 204 })( jQuery );
 205
 206
 207 (function( $ ) {
 208         $.fn.name_autocomplete = function(backend_url, typ, autosubmit, onselect) {
 209                 if(typeof typ === 'undefined') typ = '';
 210                 if(typeof autosubmit === 'undefined') autosubmit = false;
 211
 212                 // Autocomplete contacts
 213                 names = {
 214                         match: /(^)([^\n]+)$/,
 215                         index: 2,
 216                         search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
 217                         replace: trim_replace,
 218                         template: contact_format,
 219                 };
 220
 221                 this.attr('autocomplete','off');
 222                 var a = this.textcomplete([names], {className:'acpopup', zIndex:1020});
 223
 224                 if(autosubmit)
 225                         a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
 226
 227                 if(typeof onselect !== 'undefined')
 228                         a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
 229         };
 230 })( jQuery );
 231
 232
 233 /**
 234  * Friendica people autocomplete legacy
 235  * code which is needed for tinymce
 236  *
 237  * require jQuery, jquery.textareas
 238  */
 239
 240 function ACPopup(elm,backend_url){
 241         this.idsel=-1;
 242         this.element = elm;
 243         this.searchText="";
 244         this.ready=true;
 245         this.kp_timer = false;
 246         this.url = backend_url;
 247
 248         this.conversation_id = null;
 249         var conv_id = this.element.id.match(/\d+$/);
 250         if (conv_id) this.conversation_id = conv_id[0];
 251         console.log("ACPopup elm id",this.element.id,"conversation",this.conversation_id);
 252
 253         var w = 530;
 254         var h = 130;
 255
 256
 257         if(tinyMCE.activeEditor == null) {
 258                 style = $(elm).offset();
 259                 w = $(elm).width();
 260                 h = $(elm).height();
 261         }
 262         else {
 263                 // I can't find an "official" way to get the element who get all
 264                 // this fraking thing that is tinyMCE.
 265                 // This code will broke again at some point...
 266                 var container = $(tinyMCE.activeEditor.getContainer()).find("table");
 267                 style = $(container).offset();
 268                 w = $(container).width();
 269                 h = $(container).height();
 270         }
 271
 272         style.top=style.top+h;
 273         style.width = w;
 274         style.position = 'absolute';
 275         /*      style['max-height'] = '150px';
 276                 style.border = '1px solid red';
 277                 style.background = '#cccccc';
 278
 279                 style.overflow = 'auto';
 280                 style['z-index'] = '100000';
 281         */
 282         style.display = 'none';
 283
 284         this.cont = $("<div class='acpopup-mce'></div>");
 285         this.cont.css(style);
 286
 287         $("body").append(this.cont);
 288     }
 289
 290 ACPopup.prototype.close = function(){
 291         $(this.cont).remove();
 292         this.ready=false;
 293 }
 294 ACPopup.prototype.search = function(text){
 295         var that = this;
 296         this.searchText=text;
 297         if (this.kp_timer) clearTimeout(this.kp_timer);
 298         this.kp_timer = setTimeout( function(){that._search();}, 500);
 299 }
 300
 301 ACPopup.prototype._search = function(){
 302         console.log("_search");
 303         var that = this;
 304         var postdata = {
 305                 start:0,
 306                 count:100,
 307                 search:this.searchText,
 308                 type:'c',
 309                 conversation: this.conversation_id,
 310         }
 311
 312         $.ajax({
 313                 type:'POST',
 314                 url: this.url,
 315                 data: postdata,
 316                 dataType: 'json',
 317                 success:function(data){
 318                         that.cont.html("");
 319                         if (data.tot>0){
 320                                 that.cont.show();
 321                                 $(data.items).each(function(){
 322                                         var html = "<img src='{0}' height='16px' width='16px'>{1} ({2})".format(this.photo, this.name, this.nick);
 323                                         var nick = this.nick.replace(' ','');
 324                                         if (this.id!=='')  nick += '+' + this.id;
 325                                         that.add(html, nick + ' - ' + this.link);
 326                                 });
 327                         } else {
 328                                 that.cont.hide();
 329                         }
 330                 }
 331         });
 332
 333 }
 334
 335 ACPopup.prototype.add = function(label, value){
 336         var that=this;
 337         var elm = $("<div class='acpopupitem' title='"+value+"'>"+label+"</div>");
 338         elm.click(function(e){
 339                 t = $(this).attr('title').replace(new RegExp(' \- .*'),'');
 340                 if(typeof(that.element.container) === "undefined") {
 341                         el=$(that.element);
 342                         sel = el.getSelection();
 343                         sel.start = sel.start- that.searchText.length;
 344                         el.setSelection(sel.start,sel.end).replaceSelectedText(t+' ').collapseSelection(false);
 345                         that.close();
 346                 }
 347                 else {
 348                         txt = tinyMCE.activeEditor.getContent();
 349                         //                      alert(that.searchText + ':' + t);
 350                         newtxt = txt.replace('@' + that.searchText,'@' + t +' ');
 351                         tinyMCE.activeEditor.setContent(newtxt);
 352                         tinyMCE.activeEditor.focus();
 353                         that.close();
 354                 }
 355         });
 356         $(this.cont).append(elm);
 357 }
 358
 359 ACPopup.prototype.onkey = function(event){
 360         if (event.keyCode == '13') {
 361                 if(this.idsel>-1) {
 362                         this.cont.children()[this.idsel].click();
 363                         event.preventDefault();
 364                 }
 365                 else
 366                         this.close();
 367         }
 368         if (event.keyCode == '38') { //cursor up
 369                 cmax = this.cont.children().size()-1;
 370                 this.idsel--;
 371                 if (this.idsel<0) this.idsel=cmax;
 372                 event.preventDefault();
 373         }
 374         if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
 375                 cmax = this.cont.children().size()-1;
 376                 this.idsel++;
 377                 if (this.idsel>cmax) this.idsel=0;
 378                 event.preventDefault();
 379         }
 380
 381         if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
 382                 this.cont.children().removeClass('selected');
 383                 $(this.cont.children()[this.idsel]).addClass('selected');
 384         }
 385
 386         if (event.keyCode == '27') { //ESC
 387                 this.close();
 388         }
 389 }
 390