117 lines
No EOL
3 KiB
JavaScript
117 lines
No EOL
3 KiB
JavaScript
/*
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This file is part of Ext JS 3.4
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Copyright (c) 2011-2013 Sencha Inc
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Contact: http://www.sencha.com/contact
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GNU General Public License Usage
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This file may be used under the terms of the GNU General Public License version 3.0 as
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published by the Free Software Foundation and appearing in the file LICENSE included in the
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packaging of this file.
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Please review the following information to ensure the GNU General Public License version 3.0
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requirements will be met: http://www.gnu.org/copyleft/gpl.html.
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If you are unsure which license is appropriate for your use, please contact the sales department
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at http://www.sencha.com/contact.
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Build date: 2013-04-03 15:07:25
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*/
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Ext.data.AirDB = Ext.extend(Ext.data.SqlDB, {
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open : function(db, cb, scope){
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this.conn = new air.SQLConnection();
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var file = air.File.applicationResourceDirectory.resolve(db);
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this.conn.addEventListener(air.SQLEvent.OPEN, this.onOpen.createDelegate(this, [cb, scope]));
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this.conn.addEventListener(air.SQLEvent.CLOSE, this.onClose.createDelegate(this));
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this.conn.open(file, true);
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},
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close : function(){
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this.conn.close();
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},
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onOpen : function(cb, scope){
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this.openState = true;
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Ext.callback(cb, scope, [this]);
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this.fireEvent('open', this);
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},
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onClose : function(){
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this.fireEvent('close', this);
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},
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onError : function(e, stmt, type, cb, scope){
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Ext.callback(cb, scope, [false, e, stmt]);
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},
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onResult : function(e, stmt, type, cb, scope){
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if(type == 'exec'){
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Ext.callback(cb, scope, [true, e, stmt]);
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}else{
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var r = [];
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var result = stmt.getResult();
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if(result && result.data){
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var len = result.data.length;
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for(var i = 0; i < len; i++) {
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r[r.length] = result.data[i];
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}
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}
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Ext.callback(cb, scope, [r, e, stmt]);
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}
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},
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createStatement : function(type, cb, scope){
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var stmt = new air.SQLStatement();
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stmt.addEventListener(air.SQLErrorEvent.ERROR, this.onError.createDelegate(this, [stmt, type, cb, scope], true));
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stmt.addEventListener(air.SQLEvent.RESULT, this.onResult.createDelegate(this, [stmt, type, cb, scope], true));
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stmt.sqlConnection = this.conn;
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return stmt;
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},
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exec : function(sql, cb, scope){
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var stmt = this.createStatement('exec', cb, scope);
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stmt.text = sql;
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stmt.execute();
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},
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execBy : function(sql, args, cb, scope){
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var stmt = this.createStatement('exec', cb, scope);
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stmt.text = sql;
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this.addParams(stmt, args);
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stmt.execute();
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},
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query : function(sql, cb, scope){
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var stmt = this.createStatement('query', cb, scope);
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stmt.text = sql;
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stmt.execute(this.maxResults);
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},
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queryBy : function(sql, args, cb, scope){
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var stmt = this.createStatement('query', cb, scope);
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stmt.text = sql;
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this.addParams(stmt, args);
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stmt.execute(this.maxResults);
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},
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addParams : function(stmt, args){
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if(!args){ return; }
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for(var key in args){
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if(args.hasOwnProperty(key)){
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if(!isNaN(key)){
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stmt.parameters[parseInt(key)+1] = args[key];
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}else{
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stmt.parameters[':' + key] = args[key];
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}
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}
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}
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return stmt;
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}
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}); |