friendica/js/autocomplete.js

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/**
* @brief Friendica people autocomplete
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*
* require jQuery, jquery.textcomplete
*
* for further documentation look at:
* http://yuku-t.com/jquery-textcomplete/
*
* https://github.com/yuku-t/jquery-textcomplete/blob/master/doc/how_to_use.md
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*/
function contact_search(term, callback, backend_url, type, mode) {
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// Check if there is a conversation id to include the unkonwn contacts of the conversation
var conv_id = document.activeElement.id.match(/\d+$/);
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// Check if there is a cached result that contains the same information we would get with a full server-side search
var bt = backend_url+type;
if(!(bt in contact_search.cache)) contact_search.cache[bt] = {};
var lterm = term.toLowerCase(); // Ignore case
for(var t in contact_search.cache[bt]) {
if(lterm.indexOf(t) >= 0) { // A more broad search has been performed already, so use those results
// Filter old results locally
var matching = contact_search.cache[bt][t].filter(function (x) { return (x.name.toLowerCase().indexOf(lterm) >= 0 || (typeof x.nick !== 'undefined' && x.nick.toLowerCase().indexOf(lterm) >= 0)); }); // Need to check that nick exists because groups don't have one
matching.unshift({forum:false, text: term, replace: term});
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setTimeout(function() { callback(matching); } , 1); // Use "pseudo-thread" to avoid some problems
return;
}
}
var postdata = {
start:0,
count:100,
search:term,
type:type,
};
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if(conv_id !== null)
postdata['conversation'] = conv_id[0];
if(mode !== null)
postdata['smode'] = mode;
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$.ajax({
type:'POST',
url: backend_url,
data: postdata,
dataType: 'json',
success: function(data){
// Cache results if we got them all (more information would not improve results)
// data.count represents the maximum number of items
if(data.items.length -1 < data.count) {
contact_search.cache[bt][lterm] = data.items;
}
var items = data.items.slice(0);
items.unshift({taggable:false, text: term, replace: term});
callback(items);
},
}).fail(function () {callback([]); }); // Callback must be invoked even if something went wrong.
}
contact_search.cache = {};
function contact_format(item) {
// Show contact information if not explicitly told to show something else
if(typeof item.text === 'undefined') {
var desc = ((item.label) ? item.nick + ' ' + item.label : item.nick);
var forum = ((item.forum) ? 'forum' : '');
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if(typeof desc === 'undefined') desc = '';
if(desc) desc = ' ('+desc+')';
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);
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}
else
return "<div>" + item.text + "</div>";
}
function editor_replace(item) {
if (typeof item.replace !== 'undefined') {
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return '$1$2' + item.replace;
}
if (typeof item.addr !== 'undefined') {
return '$1$2' + item.addr + ' ';
}
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// $2 ensures that prefix (@,@!) is preserved
var id = item.id;
// don't add the id if it is empty (the id empty eg. if there are unknow contacts in thread)
if (id.length < 1) {
return '$1$2' + item.nick.replace(' ', '') + ' ';
}
// 16 chars of hash should be enough. Full hash could be used if it can be done in a visually appealing way.
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// 16 chars is also the minimum length in the backend (otherwise it's interpreted as a local id).
if (id.length > 16) {
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id = item.id.substring(0,16);
}
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return '$1$2' + item.nick.replace(' ', '') + '+' + id + ' ';
}
function basic_replace(item) {
if(typeof item.replace !== 'undefined')
return '$1'+item.replace;
return '$1'+item.name+' ';
}
function webbie_replace(item) {
if(typeof item.replace !== 'undefined')
return '$1'+item.replace;
return '$1'+item.nick+' ';
}
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function trim_replace(item) {
if(typeof item.replace !== 'undefined')
return '$1'+item.replace;
return '$1'+item.name;
}
function submit_form(e) {
$(e).parents('form').submit();
}
function getWord(text, caretPos) {
var index = text.indexOf(caretPos);
var postText = text.substring(caretPos, caretPos+8);
if ((postText.indexOf("[/list]") > 0) || postText.indexOf("[/ul]") > 0 || postText.indexOf("[/ol]") > 0) {
return postText;
}
}
function getCaretPosition(ctrl) {
var CaretPos = 0; // IE Support
if (document.selection) {
ctrl.focus();
var Sel = document.selection.createRange();
Sel.moveStart('character', -ctrl.value.length);
CaretPos = Sel.text.length;
}
// Firefox support
else if (ctrl.selectionStart || ctrl.selectionStart == '0')
CaretPos = ctrl.selectionStart;
return (CaretPos);
}
function setCaretPosition(ctrl, pos){
if(ctrl.setSelectionRange) {
ctrl.focus();
ctrl.setSelectionRange(pos,pos);
}
else if (ctrl.createTextRange) {
var range = ctrl.createTextRange();
range.collapse(true);
range.moveEnd('character', pos);
range.moveStart('character', pos);
range.select();
}
}
function listNewLineAutocomplete(id) {
var text = document.getElementById(id);
var caretPos = getCaretPosition(text)
var word = getWord(text.value, caretPos);
if (word != null) {
var textBefore = text.value.substring(0, caretPos);
var textAfter = text.value.substring(caretPos, text.length);
$('#' + id).val(textBefore + '\r\n[*] ' + textAfter).trigger('change');
setCaretPosition(text, caretPos + 5);
return true;
}
else {
return false;
}
}
function string2bb(element) {
if(element == 'bold') return 'b';
else if(element == 'italic') return 'i';
else if(element == 'underline') return 'u';
else if(element == 'overline') return 'o';
else if(element == 'strike') return 's';
else return element;
}
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/**
* jQuery plugin 'editor_autocomplete'
*/
(function( $ ) {
$.fn.editor_autocomplete = function(backend_url) {
// Autocomplete contacts
contacts = {
match: /(^|\s)(@\!*)([^ \n]+)$/,
index: 3,
search: function(term, callback) { contact_search(term, callback, backend_url, 'c'); },
replace: editor_replace,
template: contact_format,
};
// Autocomplete smilies e.g. ":like"
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smilies = {
match: /(^|\s)(:[a-z]{2,})$/,
index: 2,
search: function(term, callback) { $.getJSON('smilies/json').done(function(data) { callback($.map(data, function(entry) { return entry.text.indexOf(term) === 0 ? entry : null; })); }); },
template: function(item) { return item.icon + ' ' + item.text; },
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replace: function(item) { return "$1" + item.text + ' '; },
};
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this.attr('autocomplete','off');
this.textcomplete([contacts,smilies], {className:'acpopup', zIndex:10000});
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};
})( jQuery );
/**
* jQuery plugin 'search_autocomplete'
*/
(function( $ ) {
$.fn.search_autocomplete = function(backend_url) {
// Autocomplete contacts
contacts = {
match: /(^@)([^\n]{2,})$/,
index: 2,
search: function(term, callback) { contact_search(term, callback, backend_url, 'x', 'contact'); },
replace: webbie_replace,
template: contact_format,
};
// Autocomplete forum accounts
community = {
match: /(^!)([^\n]{2,})$/,
index: 2,
search: function(term, callback) { contact_search(term, callback, backend_url, 'x', 'community'); },
replace: webbie_replace,
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template: contact_format,
};
this.attr('autocomplete', 'off');
var a = this.textcomplete([contacts, community], {className:'acpopup', maxCount:100, zIndex: 10000, appendTo:'nav'});
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a.on('textComplete:select', function(e, value, strategy) { submit_form(this); });
};
})( jQuery );
(function( $ ) {
$.fn.contact_autocomplete = function(backend_url, typ, autosubmit, onselect) {
if(typeof typ === 'undefined') typ = '';
if(typeof autosubmit === 'undefined') autosubmit = false;
// Autocomplete contacts
contacts = {
match: /(^)([^\n]+)$/,
index: 2,
search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
replace: basic_replace,
template: contact_format,
};
this.attr('autocomplete','off');
var a = this.textcomplete([contacts], {className:'acpopup', zIndex:10000});
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if(autosubmit)
a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
if(typeof onselect !== 'undefined')
a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
};
})( jQuery );
(function( $ ) {
$.fn.name_autocomplete = function(backend_url, typ, autosubmit, onselect) {
if(typeof typ === 'undefined') typ = '';
if(typeof autosubmit === 'undefined') autosubmit = false;
// Autocomplete contacts
names = {
match: /(^)([^\n]+)$/,
index: 2,
search: function(term, callback) { contact_search(term, callback, backend_url, typ); },
replace: trim_replace,
template: contact_format,
};
this.attr('autocomplete','off');
var a = this.textcomplete([names], {className:'acpopup', zIndex:10000});
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if(autosubmit)
a.on('textComplete:select', function(e,value,strategy) { submit_form(this); });
if(typeof onselect !== 'undefined')
a.on('textComplete:select', function(e, value, strategy) { onselect(value); });
};
})( jQuery );
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(function( $ ) {
$.fn.bbco_autocomplete = function(type) {
if(type=='bbcode') {
var open_close_elements = ['bold', 'italic', 'underline', 'overline', 'strike', 'quote', 'code', 'spoiler', 'map', 'img', 'url', 'audio', 'video', 'embed', 'youtube', 'vimeo', 'list', 'ul', 'ol', 'li', 'table', 'tr', 'th', 'td', 'center', 'color', 'font', 'size', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'nobb', 'noparse', 'pre', 'abstract'];
var open_elements = ['*', 'hr'];
var elements = open_close_elements.concat(open_elements);
}
bbco = {
match: /\[(\w*\**)$/,
search: function (term, callback) {
callback($.map(elements, function (element) {
return element.indexOf(term) === 0 ? element : null;
}));
},
index: 1,
replace: function (element) {
element = string2bb(element);
if(open_elements.indexOf(element) < 0) {
if(element === 'list' || element === 'ol' || element === 'ul') {
return ['\[' + element + '\]' + '\n\[*\] ', '\n\[/' + element + '\]'];
}
else if(element === 'table') {
return ['\[' + element + '\]' + '\n\[tr\]', '\[/tr\]\n\[/' + element + '\]'];
}
else {
return ['\[' + element + '\]', '\[/' + element + '\]'];
}
}
else {
return '\[' + element + '\] ';
}
}
};
this.attr('autocomplete','off');
var a = this.textcomplete([bbco], {className:'acpopup', zIndex:10000});
a.on('textComplete:select', function(e, value, strategy) { value; });
a.keypress(function(e){
if (e.keyCode == 13) {
var x = listNewLineAutocomplete(this.id);
if(x) {
e.stopImmediatePropagation();
e.preventDefault();
}
}
});
};
})( jQuery );
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/**
* Friendica people autocomplete legacy code
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*
* require jQuery, jquery.textareas
*/
function ACPopup(elm, backend_url){
this.idsel = -1;
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this.element = elm;
this.searchText = '';
this.ready = true;
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this.kp_timer = false;
this.url = backend_url;
this.conversation_id = null;
var conv_id = this.element.id.match(/\d+$/);
if (conv_id) {
this.conversation_id = conv_id[0];
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}
var w = $(elm).width();
var h = $(elm).height();
var style = $(elm).offset();
style.top = style.top + h;
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style.width = w;
style.position = 'absolute';
style.display = 'none';
this.cont = $('<div class="acpopup-mce"></div>');
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this.cont.css(style);
$('body').append(this.cont);
}
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ACPopup.prototype.close = function(){
$(this.cont).remove();
this.ready=false;
}
ACPopup.prototype.search = function(text){
var that = this;
this.searchText=text;
if (this.kp_timer) clearTimeout(this.kp_timer);
this.kp_timer = setTimeout( function(){that._search();}, 500);
}
ACPopup.prototype._search = function(){
console.log("_search");
var that = this;
var postdata = {
start:0,
count:100,
search:this.searchText,
type:'c',
conversation: this.conversation_id,
}
$.ajax({
type:'POST',
url: this.url,
data: postdata,
dataType: 'json',
success:function(data){
that.cont.html("");
if (data.tot>0){
that.cont.show();
$(data.items).each(function(){
var html = "<img src='{0}' height='16px' width='16px'>{1} ({2})".format(this.photo, this.name, this.nick);
var nick = this.nick.replace(' ','');
if (this.id!=='') nick += '+' + this.id;
that.add(html, nick + ' - ' + this.link);
});
} else {
that.cont.hide();
}
}
});
}
ACPopup.prototype.add = function(label, value){
var that = this;
var elm = $('<div class="acpopupitem" title="' + value + '">' + label + '</div>');
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elm.click(function(e){
t = $(this).attr('title').replace(new RegExp(' \- .*'), '');
el = $(that.element);
sel = el.getSelection();
sel.start = sel.start - that.searchText.length;
el.setSelection(sel.start, sel.end).replaceSelectedText(t + ' ').collapseSelection(false);
that.close();
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});
$(this.cont).append(elm);
}
ACPopup.prototype.onkey = function(event){
if (event.keyCode == '13') {
if(this.idsel > -1) {
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this.cont.children()[this.idsel].click();
event.preventDefault();
} else {
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this.close();
}
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}
if (event.keyCode == '38') { //cursor up
var cmax = this.cont.children().size() - 1;
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this.idsel--;
if (this.idsel < 0) {
this.idsel = cmax;
}
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event.preventDefault();
}
if (event.keyCode == '40' || event.keyCode == '9') { //cursor down
var cmax = this.cont.children().size() - 1;
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this.idsel++;
if (this.idsel > cmax) {
this.idsel = 0;
}
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event.preventDefault();
}
if (event.keyCode == '38' || event.keyCode == '40' || event.keyCode == '9') {
this.cont.children().removeClass('selected');
$(this.cont.children()[this.idsel]).addClass('selected');
}
if (event.keyCode == '27') { //ESC
this.close();
}
}