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Fix the startup trouble the search code was causing (moved DB call into init() function rather than constructor) -- sorry about that

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This commit is contained in:
Dan Stillman 2006-08-08 05:26:51 +00:00
parent 504ebf8996
commit d7ed7c256c
1 changed files with 104 additions and 87 deletions
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191
chrome/chromeFiles/content/scholar/xpcom/search.js
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@ -400,6 +400,9 @@ Scholar.SearchConditions = new function(){
this.getStandardConditions = getStandardConditions;
this.hasOperator = hasOperator;
var _initialized = false;
var _conditions = [];
var _standardConditions = [];
/*
* Define the advanced search operators
@ -424,100 +427,102 @@ Scholar.SearchConditions = new function(){
/*
* Define the advanced search conditions
* Define and set up the available advanced search conditions
*/
var _conditions = [
//
// Special conditions
//
// Context (i.e. collection id to search within)
{
name: 'context'
},
// Search recursively
{
name: 'recursive',
operators: {
true: true,
false: true
function _init(){
_conditions = [
//
// Special conditions
//
// Context (i.e. collection id to search within)
{
name: 'context'
},
// Search recursively
{
name: 'recursive',
operators: {
true: true,
false: true
}
},
// Join mode
{
name: 'joinMode',
operators: {
any: true,
all: true
}
},
//
// Standard conditions
//
{
name: 'title',
operators: {
contains: true,
doesNotContain: true
},
table: 'items',
field: 'title'
},
{
name: 'itemType',
operators: {
is: true,
isNot: true
},
table: 'items',
field: 'itemTypeID'
},
{
name: 'field',
operators: {
is: true,
isNot: true,
contains: true,
doesNotContain: true
},
table: 'itemData',
field: 'value',
aliases: Scholar.DB.columnQuery("SELECT fieldName FROM fields"),
template: true // mark for special handling
}
},
];
// Join mode
{
name: 'joinMode',
operators: {
any: true,
all: true
// Index conditions by name and aliases
for (var i in _conditions){
_conditions[_conditions[i]['name']] = _conditions[i];
if (_conditions[i]['aliases']){
for (var j in _conditions[i]['aliases']){
_conditions[_conditions[i]['aliases'][j]] = _conditions[i];
}
}
},
//
// Standard conditions
//
{
name: 'title',
operators: {
contains: true,
doesNotContain: true
},
table: 'items',
field: 'title'
},
{
name: 'itemType',
operators: {
is: true,
isNot: true
},
table: 'items',
field: 'itemTypeID'
},
{
name: 'field',
operators: {
is: true,
isNot: true,
contains: true,
doesNotContain: true
},
table: 'itemData',
field: 'value',
aliases: Scholar.DB.columnQuery("SELECT fieldName FROM fields"),
template: true // mark for special handling
_conditions[_conditions[i]['name']] = _conditions[i];
delete _conditions[i];
}
];
// Index conditions by name and aliases
for (var i in _conditions){
_conditions[_conditions[i]['name']] = _conditions[i];
if (_conditions[i]['aliases']){
for (var j in _conditions[i]['aliases']){
_conditions[_conditions[i]['aliases'][j]] = _conditions[i];
// Separate standard conditions for menu display
for (var i in _conditions){
// Standard conditions a have associated tables
if (_conditions[i]['table'] &&
// If a template condition, not the original (e.g. 'field')
(!_conditions[i]['template'] || i!=_conditions[i]['name'])){
_standardConditions.push({
name: i,
operators: _conditions[i]['operators']
});
}
}
_conditions[_conditions[i]['name']] = _conditions[i];
delete _conditions[i];
}
var _standardConditions = [];
// Separate standard conditions for menu display
for (var i in _conditions){
// Standard conditions a have associated tables
if (_conditions[i]['table'] &&
// If a template condition, not the original (e.g. 'field')
(!_conditions[i]['template'] || i!=_conditions[i]['name'])){
_standardConditions.push({
name: i,
operators: _conditions[i]['operators']
});
}
_initialized = true;
}
@ -525,6 +530,10 @@ Scholar.SearchConditions = new function(){
* Get condition data
*/
function get(condition){
if (!_initialized){
_init();
}
return _conditions[condition];
}
@ -535,6 +544,10 @@ Scholar.SearchConditions = new function(){
* Does not include special conditions, only ones that would show in a drop-down list
*/
function getStandardConditions(){
if (!_initialized){
_init();
}
// TODO: return copy instead
return _standardConditions;
}
@ -544,6 +557,10 @@ Scholar.SearchConditions = new function(){
* Check if an operator is valid for a given condition
*/
function hasOperator(condition, operator){
if (!_initialized){
_init();
}
if (!_conditions[condition]){
throw ("Invalid condition '" + condition + "' in hasOperator()");
}