cdramey/tidx
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Bug fixes for search chaining scheme

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Christopher Ramey 2012-04-06 15:21:55 +00:00 committed by cdramey
parent bb85b1e73a
commit f6aafa3659
1 changed files with 13 additions and 10 deletions
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23
tidx.js
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@ -63,11 +63,11 @@ var Tidx = function()
// Conducts a global index scan for a string (value), iterating
// through all fields.
// through all fields. Returns the number of terms it scanned for.
this.global_scan = function(value, result)
{
// Refuse empty searches
if(value.length === 0){ return []; }
if(value.length === 0){ return 0; }
var v = value.toLowerCase();
@ -83,25 +83,28 @@ var Tidx = function()
}
}
}
return 1;
};
// Conducts a field specific scan for a string (value)
// Conducts a field specific scan for a string (value), returns
// the number of terms it scanned for.
this.field_scan = function(field, value, result)
{
var f;
switch(typeof field){
// Don't allow undefined fields
case 'undefined': return;
case 'undefined': return 0;
case 'string': f = field.toLowerCase(); break;
default: f = String(field);
}
if(value.length === 0){ return []; }
if(value.length === 0){ return 0; }
var v = value.toLowerCase();
if(this._index[f] === undefined || this._index[f][v] === undefined){
return [];
return 1;
}
for(var i in this._index[f][v]){
@ -109,6 +112,8 @@ var Tidx = function()
result[i]['w'] += this._index[f][v][i];
result[i]['c']++;
}
return 1;
};
@ -129,13 +134,11 @@ var Tidx = function()
// Field specific scan for term
if(field !== undefined && field.length !== 0){
this.field_scan(field, value, result);
tc += this.field_scan(field, value, result);
// Global scan for term
} else {
this.global_scan(value, result);
tc += this.global_scan(value, result);
}
tc++;
}
return tc;