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MDL-57009 js: Skip ajax request for same string

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This is done by caching the first promise generated to fetch a string.
This commit is contained in:
Damyon Wiese 2017-01-03 16:19:22 +08:00
parent f99313477d
commit dcdf7c6155
2 changed files with 39 additions and 14 deletions
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2
lib/amd/build/str.min.js vendored
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@ -1 +1 @@
define(["jquery","core/ajax","core/localstorage"],function(a,b,c){return{get_string:function(a,b,c,d){var e=this.get_strings([{key:a,component:b,param:c,lang:d}]);return e.then(function(a){return a[0]})},get_strings:function(d){var e,f=a.Deferred(),g=[],h=0,i=!1;for(h=0;h<d.length;h++)if(e=d[h],"undefined"==typeof e.lang&&(e.lang=a("html").attr("lang").replace("-","_")),"undefined"==typeof M.str[e.component]||"undefined"==typeof M.str[e.component][e.key]){var j=c.get("core_str/"+e.key+"/"+e.component+"/"+e.lang);j?("undefined"==typeof M.str[e.component]&&(M.str[e.component]=[]),M.str[e.component][e.key]=j):i=!0}if(i){var k=[];for(h=0;h<d.length;h++)e=d[h],k.push({methodname:"core_get_string",args:{stringid:e.key,component:e.component,lang:e.lang,stringparams:[]}});var l=b.call(k,!0,!1);a.when.apply(null,l).done(function(){var a=0;for(a=0;a<arguments.length;a++)e=d[a],"undefined"==typeof M.str[e.component]&&(M.str[e.component]=[]),M.str[e.component][e.key]=arguments[a],c.set("core_str/"+e.key+"/"+e.component+"/"+e.lang,arguments[a]),g[a]=M.util.get_string(e.key,e.component,e.param).trim();f.resolve(g)}).fail(function(a){f.reject(a)})}else{for(h=0;h<d.length;h++)e=d[h],g[h]=M.util.get_string(e.key,e.component,e.param);f.resolve(g)}return f.promise()}}});
define(["jquery","core/ajax","core/localstorage"],function(a,b,c){var d=[];return{get_string:function(a,b,c,d){var e=this.get_strings([{key:a,component:b,param:c,lang:d}]);return e.then(function(a){return a[0]})},get_strings:function(e){var f,g=a.Deferred(),h=[],i=0,j=!1;for(i=0;i<e.length;i++)if(f=e[i],"undefined"==typeof f.lang&&(f.lang=a("html").attr("lang").replace("-","_")),f.cacheKey="core_str/"+f.key+"/"+f.component+"/"+f.lang,"undefined"==typeof M.str[f.component]||"undefined"==typeof M.str[f.component][f.key]){var k=c.get(f.cacheKey);k?("undefined"==typeof M.str[f.component]&&(M.str[f.component]=[]),M.str[f.component][f.key]=k):j=!0}if(j){var l=[],m=[],n=function(a){this.resolve(a)};for(i=0;i<e.length;i++)if(f=e[i],"undefined"!=typeof d[f.cacheKey])m.push(d[f.cacheKey]);else{var o=a.Deferred();l.push({methodname:"core_get_string",args:{stringid:f.key,component:f.component,lang:f.lang,stringparams:[]},done:n.bind(o)}),d[f.cacheKey]=o.promise(),m.push(d[f.cacheKey])}l.length>0&&b.call(l,!0,!1),a.when.apply(null,m).done(function(){var a=0;for(a=0;a<arguments.length;a++)f=e[a],"undefined"==typeof M.str[f.component]&&(M.str[f.component]=[]),M.str[f.component][f.key]=arguments[a],c.set("core_str/"+f.key+"/"+f.component+"/"+f.lang,arguments[a]),h[a]=M.util.get_string(f.key,f.component,f.param).trim();g.resolve(h)}).fail(function(a){g.reject(a)})}else{for(i=0;i<e.length;i++)f=e[i],h[i]=M.util.get_string(f.key,f.component,f.param);g.resolve(h)}return g.promise()}}});