cdramey/tidx
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Added raw searching function, useful for appending multiple searches

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together. Clarified a few comments, changed the names of a few internal
functions.
This commit is contained in:
Christopher Ramey 2012-04-05 04:16:30 +00:00 committed by cdramey
parent 45508e74d6
commit bb85b1e73a
1 changed files with 25 additions and 15 deletions
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40
tidx.js
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@ -62,9 +62,9 @@ var Tidx = function()
};
// Conducts a global search for a string (value) globally,
// iterating through all fields.
this.gsearch = function(value, result)
// Conducts a global index scan for a string (value), iterating
// through all fields.
this.global_scan = function(value, result)
{
// Refuse empty searches
if(value.length === 0){ return []; }
@ -86,8 +86,8 @@ var Tidx = function()
};
// Conducts a field specific search for a string (value)
this.fsearch = function(field, value, result)
// Conducts a field specific scan for a string (value)
this.field_scan = function(field, value, result)
{
var f;
switch(typeof field){
@ -112,14 +112,9 @@ var Tidx = function()
};
// Multi-term searching function. This is what you should use
// to search with. If and_query is true, returned results
// must match every term. Otherwise, any ID matching any
// term is returned.
this.search = function(and_query, search)
// Raw searching function useful for chaining seaches
this.raw_search = function(search, result)
{
var r = {};
var re, tc=0;
while((re = this.s_rx.exec(search)) !== null){
var field = re[2];
@ -132,15 +127,30 @@ var Tidx = function()
}
}
// Global term
// Field specific scan for term
if(field !== undefined && field.length !== 0){
this.fsearch(field, value, r);
this.field_scan(field, value, result);
// Global scan for term
} else {
this.gsearch(value, r);
this.global_scan(value, result);
}
tc++;
}
return tc;
}
// Multi-term searching function. This is what you should use
// to search with in most cases. If and_query is true, returned
// results must match every term. Otherwise, any ID matching any
// term is returned.
this.search = function(and_query, search)
{
var r = {};
var tc = this.raw_search(search, r);
return this.order(r, (and_query ? tc : 0));
};