update
- add cr_version_test - remove track config - remove comment_cache and horizontal_scroll config
This commit is contained in:
38
src/cache.js
38
src/cache.js
@@ -6,23 +6,21 @@ class Cache {
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constructor() {
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this.db=null;
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this.added_items_since_maintenance=0;
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if(window.config.comment_cache) {
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const open_req=indexedDB.open('hole_cache_db',CACHE_DB_VER);
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open_req.onerror=console.error.bind(console);
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open_req.onupgradeneeded=(event)=>{
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console.log('comment cache db upgrade');
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const db=event.target.result;
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const store=db.createObjectStore('comment',{
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keyPath: 'pid',
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});
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store.createIndex('last_access','last_access',{unique: false});
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};
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open_req.onsuccess=(event)=>{
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console.log('comment cache db loaded');
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this.db=event.target.result;
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setTimeout(this.maintenance.bind(this),1);
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};
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}
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const open_req=indexedDB.open('hole_cache_db',CACHE_DB_VER);
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open_req.onerror=console.error.bind(console);
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open_req.onupgradeneeded=(event)=>{
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console.log('comment cache db upgrade');
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const db=event.target.result;
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const store=db.createObjectStore('comment',{
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keyPath: 'pid',
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});
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store.createIndex('last_access','last_access',{unique: false});
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};
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open_req.onsuccess=(event)=>{
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console.log('comment cache db loaded');
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this.db=event.target.result;
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setTimeout(this.maintenance.bind(this),1);
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};
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}
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get(pid,target_version) {
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@@ -35,15 +33,15 @@ class Cache {
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get_req.onsuccess=()=>{
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let res=get_req.result;
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if(!res) {
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console.log('cache miss');
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//console.log('comment cache miss '+pid);
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resolve(null);
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} else if(target_version===res.version) { // hit
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console.log('cache hit');
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console.log('comment cache hit '+pid);
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res.last_access=(+new Date());
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store.put(res);
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resolve(res.data);
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} else { // expired
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console.log('cache expired: ver',res.version,'target',target_version);
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console.log('comment cache expired '+pid+': ver',res.version,'target',target_version);
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store.delete(pid);
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resolve(null);
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}
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