inexorabletash

This demonstrates the implementation of full text search for documents in Indexed DB.

• Word-breaking and stemming is used to create a list of terms for each document.
• Document records are annotated with the list of terms when added to the database.
• A multi-entry index on the list of terms is populated.
• A query is similarly processed into a list of terms.
• A join over the terms is implemented using multiple cursors on the index.

The necessity of annotating records with the word list to populate the index is a limitation of the current Indexed DB API. A feature request to support custom

shazron

// 0. Override these in your MainViewController.m
// 1. your .startPage is http://www.google.com for example, set in your AppDelegate.m
// 2. don't forget to add that url in your whitelist

static BOOL isExternalUrlHack = NO;
- (NSString*) pathForResource:(NSString*)resourcepath;
{
    if ([self.startPage isEqualToString:resourcepath] && [self.startPage hasPrefix:@"http://"]) {
        isExternalUrlHack = YES;
        // return non-nil so it doesn't fail