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Merge pull request #453 from ArthurHoaro/pr450

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Implemented a little more sophisticated searching (squashed)
This commit is contained in:
Arthur 2016-02-01 19:21:47 +01:00
commit 268a2e5265
2 changed files with 48 additions and 14 deletions
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45
application/LinkFilter.php
View file

@ -136,16 +136,21 @@ class LinkFilter
*/
private function filterFulltext($searchterms, $privateonly = false)
{
// FIXME: explode(' ',$searchterms) and perform a AND search.
// FIXME: accept double-quotes to search for a string "as is"?
$filtered = array();
$search = mb_convert_case($searchterms, MB_CASE_LOWER, 'UTF-8');
$search = mb_convert_case(html_entity_decode($searchterms), MB_CASE_LOWER, 'UTF-8');
$explodedSearch = explode(' ', trim($search));
$keys = array('title', 'description', 'url', 'tags');
$found = true;
$searchExactPhrase = false;
// Check if we're using double-quotes to search for the exact string
if ($search[0] == '"' && $search[strlen($search) - 1] == '"') {
$searchExactPhrase = true;
// Remove the double-quotes as they are not what we search for
$search = substr($search, 1, -1);
}
// Iterate over every stored link.
foreach ($this->links as $link) {
$found = false;
// ignore non private links when 'privatonly' is on.
if (! $link['private'] && $privateonly === true) {
@ -154,19 +159,33 @@ class LinkFilter
// Iterate over searchable link fields.
foreach ($keys as $key) {
// Search full expression.
if (strpos(
mb_convert_case($link[$key], MB_CASE_LOWER, 'UTF-8'),
$search
) !== false) {
$found = true;
}
// Be optimistic
$found = true;
// FIXME: Find a better word for where you're searching in
$haystack = mb_convert_case($link[$key], MB_CASE_LOWER, 'UTF-8');
// When searching for the phrase, check if it's in the haystack...
if ( $searchExactPhrase && strpos($haystack, $search) !== false) {
break;
}
else {
// Iterate over keywords, if keyword is not found,
// no need to check for the others. We want all or nothing.
foreach($explodedSearch as $keyword) {
if(strpos($haystack, $keyword) === false) {
$found = false;
break;
}
}
}
// One of the fields of the link matches, no need to check the other.
if ($found) {
break;
}
}
if ($found) {
$filtered[$link['linkdate']] = $link;
}

17
tests/LinkFilterTest.php
View file

@ -173,6 +173,11 @@ class LinkFilterTest extends PHPUnit_Framework_TestCase
2,
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, 'ars.userfriendly.org'))
);
$this->assertEquals(
2,
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, 'ars org'))
);
}
/**
@ -208,8 +213,18 @@ class LinkFilterTest extends PHPUnit_Framework_TestCase
{
$this->assertEquals(
1,
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, 'media publishing'))
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, 'publishing media'))
);
$this->assertEquals(
1,
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, 'mercurial w3c'))
);
$this->assertEquals(
2,
count(self::$linkFilter->filter(LinkFilter::$FILTER_TEXT, '"free software"'))
);
}
/**