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so_sql::search:

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- you can use now "!''" (exclemation mark plus 2 single quotes) as value in $filter and $criteria to search for not empty columns
- only_keys (columns to retrieve) can additionally be an array of column-names
This commit is contained in:
Ralf Becker 2006-04-24 20:48:18 +00:00
parent 58cd8de0ce
commit c170b9a047
1 changed files with 55 additions and 10 deletions
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65
etemplate/inc/class.so_sql.inc.php
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@ -438,7 +438,8 @@ class so_sql
* For a union-query you call search for each query with $start=='UNION' and one more with only $order_by and $start set to run the union-query.
*
* @param array/string $criteria array of key and data cols, OR a SQL query (content for WHERE), fully quoted (!)
* @param boolean/string $only_keys=true True returns only keys, False returns all cols. comma seperated list of keys to return
* @param boolean/string/array $only_keys=true True returns only keys, False returns all cols. or
* comma seperated list or array of columns to return
* @param string $order_by='' fieldnames + {ASC|DESC} separated by colons ',', can also contain a GROUP BY (if it contains ORDER BY)
* @param string/array $extra_cols='' string or array of strings to be added to the SELECT, eg. "count(*) as num"
* @param string $wildcard='' appended befor and after each criteria
@ -446,14 +447,14 @@ class so_sql
* @param string $op='AND' defaults to 'AND', can be set to 'OR' too, then criteria's are OR'ed together
* @param mixed $start=false if != false, return only maxmatch rows begining with start, or array($start,$num), or 'UNION' for a part of a union query
* @param array $filter=null if set (!=null) col-data pairs, to be and-ed (!) into the query without wildcards
* @param string $join='' sql to do a join, added as is after the table-name, eg. ", table2 WHERE x=y" or
* "LEFT JOIN table2 ON (x=y)", Note: there's no quoting done on $join!
* @param string $join='' sql to do a join, added as is after the table-name, eg. "JOIN table2 ON x=y" or
* "LEFT JOIN table2 ON (x=y AND z=o)", Note: there's no quoting done on $join, you are responsible for it!!!
* @param boolean $need_full_no_count=false If true an unlimited query is run to determine the total number of rows, default false
* @return boolean/array of matching rows (the row is an array of the cols) or False
*/
function &search($criteria,$only_keys=True,$order_by='',$extra_cols='',$wildcard='',$empty=False,$op='AND',$start=false,$filter=null,$join='',$need_full_no_count=false)
{
if ((int) $this->debug >= 4) echo "<p>so_sql::search(".print_r($criteria,true).",'$only_keys','$order_by','$extra_cols','$wildcard','$empty','$op','$start',".print_r($filter,true).",'$join')</p>\n";
if ((int) $this->debug >= 4) echo "<p>so_sql::search(".print_r($criteria,true).",'$only_keys','$order_by',".print_r($extra_cols,true).",'$wildcard','$empty','$op','$start',".print_r($filter,true).",'$join')</p>\n";
if (!is_array($criteria))
{
@ -518,7 +519,14 @@ class so_sql
{
$col = $c;
}
$db_filter[$col] = $val;
if ($val == "!''")
{
$db_filter[] = $col." != ''";
}
else
{
$db_filter[$col] = $val;
}
}
}
if ($query)
@ -539,8 +547,28 @@ class so_sql
echo "<p>so_sql::search(,only_keys=$only_keys,order_by='$order_by',wildcard='$wildcard',empty=$empty,$op,start='$start',".print_r($filter,true).") query=".print_r($query,true).", total='$this->total'</p>\n";
echo "<br>criteria = "; _debug_array($criteria);
}
$colums = ($only_keys === true ? implode(',',array_keys($this->db_key_cols)) : (!$only_keys ? '*' : $only_keys)).
($extra_cols ? ','.(is_array($extra_cols) ? implode(',',$extra_cols) : $extra_cols) : '');
if ($only_keys === true)
{
$colums = implode(',',array_keys($this->db_key_cols));
}
elseif (is_array($only_keys))
{
$colums = array();
foreach($only_keys as $key => $col)
{
$colums[] = ($db_col = array_search($col,$this->db_cols)) ? $db_col : $col;
}
$colums = implode(',',$colums);
}
elseif (!$only_keys)
{
$colums = '*';
}
else
{
$colums = $only_keys;
}
if ($extra_cols) $colums .= ','.(is_array($extra_cols) ? implode(',',$extra_cols) : $extra_cols);
$num_rows = 0; // as spec. in max_matches in the user-prefs
if (is_array($start)) list($start,$num_rows) = $start;
@ -610,6 +638,8 @@ class so_sql
$cols = $this->_get_columns($only_keys,$extra_cols);
}
if ((int) $this->debug >= 4) echo "<p>sql='{$this->db->Query_ID->sql}'</p>\n";
if ($mysql_calc_rows)
{
$this->total = $this->db->Link_ID->GetOne('SELECT FOUND_ROWS()');
@ -637,6 +667,7 @@ class so_sql
*/
function _get_columns($only_keys,$extra_cols)
{
//echo "_get_columns() only_keys="; _debug_array($only_keys); echo "extra_cols="; _debug_array($extra_cols);
if ($only_keys === true) // only primary key
{
$cols = $this->db_key_cols;
@ -644,7 +675,7 @@ class so_sql
else
{
$cols = array();
foreach(explode(',',str_replace(array('DISTINCT ','distinct '),'',$only_keys)) as $col)
foreach(is_array($only_keys) ? $only_keys : explode(',',str_replace(array('DISTINCT ','distinct '),'',$only_keys)) as $col)
{
if (!$col || $col == '*' || $col == $this->table_name.'.*') // all columns
{
@ -653,7 +684,14 @@ class so_sql
else // only the specified columns
{
if (stristr($col,'as')) $col = preg_replace('/^.*as +([a-z0-9_]+) *$/i','\\1',$col);
$cols[$col] = isset($this->db_cols[$col]) ? $this->db_cols[$col] : $col;
if (($db_col = array_search($col,$this->db_cols)) !== false)
{
$cols[$db_col] = $col;
}
else
{
$cols[$col] = isset($this->db_cols[$col]) ? $this->db_cols[$col] : $col;
}
}
}
}
@ -662,7 +700,14 @@ class so_sql
foreach(is_array($extra_cols) ? $extra_cols : explode(',',$extra_cols) as $col)
{
if (stristr($col,'as ')) $col = preg_replace('/^.*as +([a-z0-9_]+) *$/i','\\1',$col);
$cols[$col] = isset($this->db_cols[$col]) ? $this->db_cols[$col] : $col;
if (($db_col = array_search($col,$this->db_cols)) !== false)
{
$cols[$db_col] = $col;
}
else
{
$cols[$col] = isset($this->db_cols[$col]) ? $this->db_cols[$col] : $col;
}
}
}
return $cols;