aboutsummaryrefslogtreecommitdiffstats
path: root/include/functions_search.inc.php
diff options
context:
space:
mode:
Diffstat (limited to 'include/functions_search.inc.php')
-rw-r--r--include/functions_search.inc.php206
1 files changed, 152 insertions, 54 deletions
diff --git a/include/functions_search.inc.php b/include/functions_search.inc.php
index b59f8a164..a02e03331 100644
--- a/include/functions_search.inc.php
+++ b/include/functions_search.inc.php
@@ -302,23 +302,30 @@ class QSearchScope
var $id;
var $aliases;
var $is_text;
- var $allow_empty;
+ var $nullable;
- function __construct($id, $aliases, $allow_empty=false, $is_text=true)
+ function __construct($id, $aliases, $nullable=false, $is_text=true)
{
$this->id = $id;
$this->aliases = $aliases;
$this->is_text = $is_text;
- $this->allow_empty =$allow_empty;
+ $this->nullable =$nullable;
+ }
+
+ function parse($token)
+ {
+ if (!$this->nullable && 0==strlen($token->term))
+ return false;
+ return true;
}
}
class QNumericRangeScope extends QSearchScope
{
private $epsilon;
- function __construct($id, $aliases, $allow_empty=false, $epsilon=0)
+ function __construct($id, $aliases, $nullable=false, $epsilon=0)
{
- parent::__construct($id, $aliases, $allow_empty, false);
+ parent::__construct($id, $aliases, $nullable, false);
$this->epsilon = $epsilon;
}
@@ -327,15 +334,16 @@ class QNumericRangeScope extends QSearchScope
$str = $token->term;
if ( ($pos = strpos($str, '..')) !== false)
$range = array( substr($str,0,$pos), substr($str, $pos+2));
+ elseif ('>' == @$str[0])// ratio:>1
+ $range = array( substr($str,1), '');
+ elseif ('<' == @$str[0]) // size:<5mp
+ $range = array('', substr($str,1));
+ elseif( ($token->modifier & QST_WILDCARD_BEGIN) )
+ $range = array('', $str);
+ elseif( ($token->modifier & QST_WILDCARD_END) )
+ $range = array($str, '');
else
- {
- if ('>' == @$str[0])// ratio:>1
- $range = array( substr($str,1), '');
- elseif ('<' == @$str[0]) // size:<5mp
- $range = array('', substr($str,1));
- else
- $range = array($str, $str);
- }
+ $range = array($str, $str);
foreach ($range as $i =>&$val)
{
@@ -371,7 +379,7 @@ class QNumericRangeScope extends QSearchScope
}
}
- if (!$this->allow_empty && $range[0]=='' && $range[1] == '')
+ if (!$this->nullable && $range[0]=='' && $range[1] == '')
return false;
$token->scope_data = $range;
return true;
@@ -386,7 +394,77 @@ class QNumericRangeScope extends QSearchScope
$clauses[] = $field.' <= ' .$token->scope_data[1].' ';
if (empty($clauses))
- return $field.' IS NULL';
+ {
+ if ($token->modifier & QST_WILDCARD)
+ return $field.' IS NOT NULL';
+ else
+ return $field.' IS NULL';
+ }
+ return '('.implode(' AND ', $clauses).')';
+ }
+}
+
+
+class QDateRangeScope extends QSearchScope
+{
+ function __construct($id, $aliases, $nullable=false)
+ {
+ parent::__construct($id, $aliases, $nullable, false);
+ }
+
+ function parse($token)
+ {
+ $str = $token->term;
+ if ( ($pos = strpos($str, '..')) !== false)
+ $range = array( substr($str,0,$pos), substr($str, $pos+2));
+ elseif ('>' == @$str[0])
+ $range = array( substr($str,1), '');
+ elseif ('<' == @$str[0])
+ $range = array('', substr($str,1));
+ elseif( ($token->modifier & QST_WILDCARD_BEGIN) )
+ $range = array('', $str);
+ elseif( ($token->modifier & QST_WILDCARD_END) )
+ $range = array($str, '');
+ else
+ $range = array($str, $str);
+
+ foreach ($range as $i =>&$val)
+ {
+ if (preg_match('/([0-9]{4})-?((?:0?[0-9])|(?:1[0-2]))?-?(((?:0?[0-9])|(?:[1-3][0-9])))?/', $val, $matches))
+ {
+ array_shift($matches);
+ if (!isset($matches[1]))
+ $matches[1] = !$i ? 1 : 12;
+ if (!isset($matches[2]))
+ $matches[2] = !$i ? 1 : 31;
+ $val = $matches;
+ }
+ elseif (strlen($val))
+ return false;
+ }
+
+ if (!$this->nullable && $range[0]=='' && $range[1] == '')
+ return false;
+
+ $token->scope_data = $range;
+ return true;
+ }
+
+ function get_sql($field, $token)
+ {
+ $clauses = array();
+ if ($token->scope_data[0]!=='')
+ $clauses[] = $field.' >= \'' . implode('-',$token->scope_data[0]).'\'';
+ if ($token->scope_data[1]!=='')
+ $clauses[] = $field.' <= \'' . implode('-',$token->scope_data[1]).' 23:59:59\'';
+
+ if (empty($clauses))
+ {
+ if ($token->modifier & QST_WILDCARD)
+ return $field.' IS NOT NULL';
+ else
+ return $field.' IS NULL';
+ }
return '('.implode(' AND ', $clauses).')';
}
}
@@ -471,7 +549,7 @@ class QMultiToken
private function push(&$token, &$modifier, &$scope)
{
- if (strlen($token) || (isset($scope) && $scope->allow_empty))
+ if (strlen($token) || (isset($scope) && $scope->nullable))
{
$this->tokens[] = new QSingleToken($token, $modifier, $scope);
}
@@ -558,9 +636,7 @@ class QMultiToken
default:
if (preg_match('/[\s,.;!\?]+/', $ch))
{ // white space
- if (strlen($crt_token))
- $this->push($crt_token, $crt_modifier, $crt_scope);
- $crt_modifier = 0;
+ $this->push($crt_token, $crt_modifier, $crt_scope);
}
else
$crt_token .= $ch;
@@ -591,44 +667,46 @@ class QMultiToken
$remove = false;
if ($token->is_single)
{
- if (!isset($token->scope))
+ if ( ($token->modifier & QST_QUOTED)==0
+ && substr($token->term, -1)=='*' )
{
- if ( ($token->modifier & QST_QUOTED)==0 )
+ $token->term = rtrim($token->term, '*');
+ $token->modifier |= QST_WILDCARD_END;
+ }
+
+ if ( !isset($token->scope)
+ && ($token->modifier & (QST_QUOTED|QST_WILDCARD))==0 )
+ {
+ if ('not' == strtolower($token->term))
{
- if ('not' == strtolower($token->term))
- {
- if ($i+1 < count($this->tokens))
- $this->tokens[$i+1]->modifier |= QST_NOT;
- $token->term = "";
- }
- if ('or' == strtolower($token->term))
- {
- if ($i+1 < count($this->tokens))
- $this->tokens[$i+1]->modifier |= QST_OR;
- $token->term = "";
- }
- if ('and' == strtolower($token->term))
- {
- $token->term = "";
- }
- if ( substr($token->term, -1)=='*' )
- {
- $token->term = rtrim($token->term, '*');
- $token->modifier |= QST_WILDCARD_END;
- }
+ if ($i+1 < count($this->tokens))
+ $this->tokens[$i+1]->modifier |= QST_NOT;
+ $token->term = "";
+ }
+ if ('or' == strtolower($token->term))
+ {
+ if ($i+1 < count($this->tokens))
+ $this->tokens[$i+1]->modifier |= QST_OR;
+ $token->term = "";
+ }
+ if ('and' == strtolower($token->term))
+ {
+ $token->term = "";
}
- if (!strlen($token->term))
- $remove = true;
}
- elseif (!$token->scope->is_text)
+
+ if (!strlen($token->term)
+ && (!isset($token->scope) || !$token->scope->nullable) )
{
- if (!$token->scope->parse($token))
- $remove = true;
+ $remove = true;
}
+
+ if ( isset($token->scope)
+ && !$token->scope->parse($token))
+ $remove = true;
}
- else
+ elseif (!count($token->tokens))
{
- if (!count($token->tokens))
$remove = true;
}
if ($remove)
@@ -649,7 +727,7 @@ class QMultiToken
$this->tokens[$i]->scope = $scope;
}
else
- $this->tokens[$i]->aooky_scope($scope);
+ $this->tokens[$i]->apply_scope($scope);
}
}
@@ -829,8 +907,6 @@ function qsearch_get_images(QExpression $expr, QResults $qsr)
break;
case 'width':
case 'height':
- case 'hits':
- case 'rating_score':
$clauses[] = $token->scope->get_sql($scope_id, $token);
break;
case 'ratio':
@@ -839,8 +915,20 @@ function qsearch_get_images(QExpression $expr, QResults $qsr)
case 'size':
$clauses[] = $token->scope->get_sql('width*height', $token);
break;
+ case 'hits':
+ $clauses[] = $token->scope->get_sql('hit', $token);
+ break;
+ case 'score':
+ $clauses[] = $token->scope->get_sql('rating_score', $token);
+ break;
case 'filesize':
- $clauses[] = $token->scope->get_sql('filesize', $token);
+ $clauses[] = $token->scope->get_sql('1024*filesize', $token);
+ break;
+ case 'created':
+ $clauses[] = $token->scope->get_sql('date_creation', $token);
+ break;
+ case 'posted':
+ $clauses[] = $token->scope->get_sql('date_available', $token);
break;
}
@@ -1126,7 +1214,17 @@ function get_quick_search_results($q, $super_order_by, $images_where='')
$scopes[] = new QNumericRangeScope('size', array());
$scopes[] = new QNumericRangeScope('filesize', array());
$scopes[] = new QNumericRangeScope('hits', array('hit', 'visit', 'visits'));
- $scopes[] = new QNumericRangeScope('rating_score', array('score'), true);
+ $scopes[] = new QNumericRangeScope('score', array('rating'), true);
+
+ $createdDateAliases = array('taken');
+ $postedDateAliases = array('added');
+ if ($conf['calendar_datefield'] == 'date_creation')
+ $createdDateAliases[] = 'date';
+ else
+ $postedDateAliases[] = 'date';
+ $scopes[] = new QDateRangeScope('created', $createdDateAliases, true);
+ $scopes[] = new QDateRangeScope('posted', $postedDateAliases);
+
$expression = new QExpression($q, $scopes);
//var_export($expression);