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Implement all the rest of the where* and like* methods in query_builder, as well as query grouping methods

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Timothy Warren 2012-03-14 13:49:28 -04:00
parent 01020853e2
commit 79ca1ee071
1 changed files with 250 additions and 3 deletions
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253
sys/db/query_builder.php
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@ -206,6 +206,132 @@ class Query_Builder {
// --------------------------------------------------------------------------
/**
* Generates an OR Like clause
*
* @param string $field
* @param mixed $val
* @param string $pos
* @return $this
*/
public function or_like($field, $val, $pos='both')
{
$field = $this->db->quote_ident($field);
// Add the like string into the order map
$l = $field. ' LIKE ?';
if ($pos == 'before')
{
$val = "%{$val}";
}
elseif ($pos == 'after')
{
$val = "{$val}%";
}
else
{
$val = "%{$val}%";
}
$this->query_map[] = array(
'type' => 'like',
'conjunction' => (empty($this->query_map)) ? 'WHERE ' : ' OR ',
'string' => $l
);
// Add to the values array
$this->values[] = $val;
return $this;
}
// --------------------------------------------------------------------------
/**
* Generates a NOT LIKE clause
*
* @param string $field
* @param mixed $val
* @param string $pos
* @return $this
*/
public function not_like($field, $val, $pos='both')
{
$field = $this->db->quote_ident($field);
// Add the like string into the order map
$l = $field. ' NOT LIKE ?';
if ($pos == 'before')
{
$val = "%{$val}";
}
elseif ($pos == 'after')
{
$val = "{$val}%";
}
else
{
$val = "%{$val}%";
}
$this->query_map[] = array(
'type' => 'like',
'conjunction' => (empty($this->query_map)) ? ' WHERE ' : ' AND ',
'string' => $l
);
// Add to the values array
$this->values[] = $val;
return $this;
}
// --------------------------------------------------------------------------
/**
* Generates a OR NOT LIKE clause
*
* @param string $field
* @param mixed $val
* @param string $pos
* @return $this;
*/
public function or_not_like($field, $val, $pos='both')
{
$field = $this->db->quote_ident($field);
// Add the like string into the order map
$l = $field. ' NOT LIKE ?';
if ($pos == 'before')
{
$val = "%{$val}";
}
elseif ($pos == 'after')
{
$val = "{$val}%";
}
else
{
$val = "%{$val}%";
}
$this->query_map[] = array(
'type' => 'like',
'conjunction' => (empty($this->query_map)) ? ' WHERE ' : ' OR ',
'string' => $l
);
// Add to the values array
$this->values[] = $val;
return $this;
}
// --------------------------------------------------------------------------
/**
* Do all the repeditive stuff for where type methods
*
@ -356,7 +482,22 @@ class Query_Builder {
*/
public function or_where_in($field, $val=array())
{
// @todo Implement or_where_in method
$field = $this->db->quote_ident($field);
$params = array_fill(0, count($val), '?');
foreach($val as $v)
{
$this->values[] = $v;
}
$string = $field.' IN ('.implode(',', $params).') ';
$this->query_map[] = array(
'type' => 'where_in',
'conjunction' => ( ! empty($this->query_map)) ? ' OR ' : ' WHERE ',
'string' => $string
);
return $this;
}
@ -371,7 +512,22 @@ class Query_Builder {
*/
public function where_not_in($field, $val=array())
{
// @todo Implement where_not_in method
$field = $this->db->quote_ident($field);
$params = array_fill(0, count($val), '?');
foreach($val as $v)
{
$this->values[] = $v;
}
$string = $field.' NOT IN ('.implode(',', $params).') ';
$this->query_map[] = array(
'type' => 'where_in',
'conjunction' => ( ! empty($this->query_map)) ? ' AND ' : ' WHERE ',
'string' => $string
);
return $this;
}
@ -386,7 +542,22 @@ class Query_Builder {
*/
public function or_where_not_in($field, $val=array())
{
// @todo Implement or_where_not_in method
$field = $this->db->quote_ident($field);
$params = array_fill(0, count($val), '?');
foreach($val as $v)
{
$this->values[] = $v;
}
$string = $field.' NOT IN ('.implode(',', $params).') ';
$this->query_map[] = array(
'type' => 'where_in',
'conjunction' => ( ! empty($this->query_map)) ? ' OR ' : ' WHERE ',
'string' => $string
);
return $this;
}
@ -648,6 +819,82 @@ class Query_Builder {
// Delete the table rows, and return the result
return $res;
}
// --------------------------------------------------------------------------
// ! Query Grouping Methods
// --------------------------------------------------------------------------
/**
* Adds a paren to the current query for query grouping
*
* @return $this
*/
public function group_start()
{
$this->query_map[] = array(
'type' => 'group_start',
'conjunction' => '',
'string' => ' ('
);
return $this;
}
// --------------------------------------------------------------------------
/**
* Adds a paren to the current query for query grouping,
* prefixed with 'OR'
*
* @return $this
*/
public function or_group_start()
{
$this->query_map[] = array(
'type' => 'group_start',
'conjunction' => '',
'string' => ' OR ('
);
return $this;
}
// --------------------------------------------------------------------------
/**
* Adds a paren to the current query for query grouping,
* prefixed with 'OR NOT'
*
* @return $this
*/
public function or_not_group_start()
{
$this->query_map[] = array(
'type' => 'group_start',
'conjunction' => '',
'string' => ' OR NOT ('
);
return $this;
}
// --------------------------------------------------------------------------
/**
* Ends a query group
*
* @return $this
*/
public function group_end()
{
$this->query_map[] = array(
'type' => 'group_end',
'conjunction' => '',
'string' => ' ) '
);
return $this;
}
// --------------------------------------------------------------------------
// ! Miscellaneous Methods