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Extract breaking up a string into a separate file, include it in

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This commit is contained in:
Robin Ward 2014-03-20 14:34:51 -04:00
parent db8f4ea58f
commit e8ee490778
4 changed files with 73 additions and 46 deletions
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53
app/assets/javascripts/discourse/lib/formatter.js
View file

@ -1,8 +1,10 @@
/* global BreakString:true */
var updateRelativeAge, autoUpdatingRelativeAge, relativeAge, relativeAgeTiny,
relativeAgeMedium, relativeAgeMediumSpan, longDate, toTitleCase,
shortDate, shortDateNoYear, tinyDateYear, breakUp, relativeAgeTinyShowsYear;
shortDate, shortDateNoYear, tinyDateYear, relativeAgeTinyShowsYear;
/*
/*
* memoize.js
* by @philogb and @addyosmani
* with further optimizations by @mathias
@ -44,50 +46,9 @@ var cappedMemoize = function ( fn, max ) {
};
};
breakUp = function(str, hint){
var rval = [];
var prev = str[0];
var cur;
var brk = "<wbr>&#8203;";
var hintPos = [];
if(hint) {
hint = hint.toLowerCase().split(/\s+/).reverse();
var current = 0;
while(hint.length > 0) {
var word = hint.pop();
if(word !== str.substr(current, word.length).toLowerCase()) {
break;
}
current += word.length;
hintPos.push(current);
}
}
rval.push(prev);
for (var i=1;i<str.length;i++) {
cur = str[i];
if(prev.match(/[^0-9]/) && cur.match(/[0-9]/)){
rval.push(brk);
} else if(i>1 && prev.match(/[A-Z]/) && cur.match(/[a-z]/)){
rval.pop();
rval.push(brk);
rval.push(prev);
} else if(prev.match(/[^A-Za-z0-9]/) && cur.match(/[a-zA-Z0-9]/)){
rval.push(brk);
} else if(hintPos.indexOf(i) > -1) {
rval.push(brk);
}
rval.push(cur);
prev = cur;
}
return rval.join("");
};
breakUp = cappedMemoize(breakUp, 100);
var breakUp = cappedMemoize(function(str, hint){
return new BreakString(str).break(hint);
}, 100);
shortDate = function(date){
return moment(date).format(I18n.t("dates.medium.date_year"));

1
app/assets/javascripts/vendor.js
View file

@ -38,3 +38,4 @@
//= require show-html.js
//= require lock-on.js
//= require ember-cloaking
//= require break_string

11
app/views/layouts/embed.html.erb
View file

@ -2,6 +2,7 @@
<html>
<head>
<%= stylesheet_link_tag 'embed' %>
<%= javascript_include_tag 'break_string' %>
<script>
(function() {
@ -43,6 +44,16 @@
for (i=0; i<cookedLinks.length; i++) {
cookedLinks[i].target = "_blank";
}
// Adjust all names
var names = document.querySelectorAll('.username');
for (i=0; i<names.length; i++) {
var username = names[i].innerHTML;
if (username) {
names[i].innerHTML = new BreakString(username).break();
}
}
};
})();

54
vendor/assets/javascripts/break_string.js vendored Normal file
View file

@ -0,0 +1,54 @@
(function() {
var BREAK = "<wbr>&#8203;";
/**
A class for intelligently breaking up strings at logical points.
**/
var BreakString = function(string) {
this.string = string;
};
BreakString.prototype.break = function(hint) {
var hintPos = [],
str = this.string;
if(hint) {
hint = hint.toLowerCase().split(/\s+/).reverse();
var current = 0;
while(hint.length > 0) {
var word = hint.pop();
if(word !== str.substr(current, word.length).toLowerCase()) {
break;
}
current += word.length;
hintPos.push(current);
}
}
var rval = [],
prev = str[0];
rval.push(prev);
for (var i=1;i<str.length;i++) {
var cur = str[i];
if(prev.match(/[^0-9]/) && cur.match(/[0-9]/)){
rval.push(BREAK);
} else if(i>1 && prev.match(/[A-Z]/) && cur.match(/[a-z]/)){
rval.pop();
rval.push(BREAK);
rval.push(prev);
} else if(prev.match(/[^A-Za-z0-9]/) && cur.match(/[a-zA-Z0-9]/)){
rval.push(BREAK);
} else if(hintPos.indexOf(i) > -1) {
rval.push(BREAK);
}
rval.push(cur);
prev = cur;
}
return rval.join("");
};
this.BreakString = BreakString;
}).call(this);