More improvements in tbl_select.php
This commit is contained in:
Atul Pratap Singh
parent
30f142abd5
commit
360e2063ea
162
tbl_select.php
162
tbl_select.php
@ -60,7 +60,7 @@ if (! isset($param) || $param[0] == '') {
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$url_query .= '&goto=tbl_select.php&back=tbl_select.php';
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/**
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* Gets tables informations
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* Gets table's information
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*/
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include_once 'libraries/tbl_info.inc.php';
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@ -80,6 +80,7 @@ if (! isset($param) || $param[0] == '') {
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// foreign keys from innodb)
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$foreigners = PMA_getForeigners($db, $table);
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// Display the table search form
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PMA_tblSearchDisplaySelectionForm(
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$goto, $fields_list, $fields_type, $fields_collation, $fields_null,
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$geom_column_present, $geom_types, $fields_cnt, $foreigners, $db, $table
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@ -90,15 +91,45 @@ if (! isset($param) || $param[0] == '') {
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/**
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* Selection criteria have been submitted -> do the work
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*/
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$is_distinct = (isset($distinct)) ? 'true' : 'false';
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$sql_query = PMA_tblSearchBuildSqlQuery(
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$table, $fields, $names, $types, $param, $max_number_of_fields, $is_distinct,
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$where, $collations, $func, $orderField, $order
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);
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unset($is_distinct);
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include 'sql.php';
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}
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// Builds the query
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$sql_query = 'SELECT ' . (isset($distinct) ? 'DISTINCT ' : '');
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/**
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* Builds the sql search query from the post parameters
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*
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* @param string $table Selected table
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* @param array $fields Entered values of the columns
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* @param array $names Names of all columns
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* @param array $types Types of all columns
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* @param array $param Columns to be displayed in search results
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* @param integer $max_number_of_fields Total number of columns in the table
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* @param bool $is_distinct If only distinct values are needed
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* @param string $where The custom where clause
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* @param array $collations Collations of all columns
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* @param array $func Operators for given column type
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* @param string $orderField Column by which results are to be ordered
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* @param string $order Whether ASC or DESC
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*
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* @return string the generated SQL query
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*/
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function PMA_tblSearchBuildSqlQuery($table, $fields, $names, $types, $param,
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$max_number_of_fields, $is_distinct, $where, $collations, $func, $orderField,
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$order)
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{
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$sql_query = 'SELECT ';
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if($is_distinct) {
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$sql_query .= 'DISTINCT ';
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}
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// if all fields were selected to display, we do a SELECT *
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// (more efficient and this helps prevent a problem in IE
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// if one of the rows is edited and we come back to the Select results)
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if (count($param) == $max_number_of_fields) {
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$sql_query .= '* ';
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} else {
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@ -111,38 +142,60 @@ if (! isset($param) || $param[0] == '') {
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unset($param);
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$sql_query .= ' FROM ' . PMA_backquote($table);
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// The where clause
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if (trim($where) != '') {
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$sql_query .= ' WHERE ' . $where;
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} else {
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$w = $charsets = array();
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$cnt_func = count($func);
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reset($func);
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while (list($i, $func_type) = each($func)) {
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list($charsets[$i]) = explode('_', $collations[$i]);
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$unaryFlag = $GLOBALS['PMA_Types']->isUnaryOperator($func_type);
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$tmp_geom_func = isset($geom_func[$i]) ? $geom_func[$i] : null;
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$whereClause = PMA_tbl_search_getWhereClause(
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$fields[$i], $names[$i], $types[$i], $collations[$i],
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$func_type, $unaryFlag, $tmp_geom_func
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);
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if ($whereClause) {
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$w[] = $whereClause;
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}
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} // end while
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if ($w) {
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$sql_query .= ' WHERE ' . implode(' AND ', $w);
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}
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} // end if
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$whereClause = PMA_tblSearchGenerateWhereClause(
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$fields, $names, $types, $where, $collations, $func
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);
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$sql_query .= $whereClause;
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// if the search results are to be ordered
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if ($orderField != '--nil--') {
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$sql_query .= ' ORDER BY ' . PMA_backquote($orderField) . ' ' . $order;
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} // end if
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include 'sql.php';
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return $sql_query;
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}
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/**
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* Generates the where clause for the sql search query to be executed
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*
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* @param array $fields Entered values of the columns
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* @param array $names Names of all columns
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* @param array $types Types of all columns
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* @param string $where The custom where clause
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* @param array $collations Collations of all columns
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* @param array $func Operators for given column type
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*
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* @return string the generated where clause
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*/
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function PMA_tblSearchGenerateWhereClause($fields, $names, $types, $where,
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$collations, $func)
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{
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// If the custom where clause is set
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if (trim($where) != '') {
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$fullWhereClause .= ' WHERE ' . $where;
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return $fullWhereClause;
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}
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$fullWhereClause = $charsets = array();
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reset($func);
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while (list($i, $func_type) = each($func)) {
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list($charsets[$i]) = explode('_', $collations[$i]);
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$unaryFlag = $GLOBALS['PMA_Types']->isUnaryOperator($func_type);
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$tmp_geom_func = isset($geom_func[$i]) ? $geom_func[$i] : null;
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$whereClause = PMA_tbl_search_getWhereClause(
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$fields[$i], $names[$i], $types[$i], $collations[$i],
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$func_type, $unaryFlag, $tmp_geom_func
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);
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if ($whereClause) {
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$fullWhereClause[] = $whereClause;
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}
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} // end while
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if ($fullWhereClause) {
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$fullWhereClause = ' WHERE ' . implode(' AND ', $fullWhereClause);
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}
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return $fullWhereClause;
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}
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/**
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@ -159,7 +212,7 @@ if (! isset($param) || $param[0] == '') {
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*/
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function PMA_tblSearchGetGeomFuncHtml($geom_column_present, $fields_type,
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$geom_types, $column_index)
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{
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{
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$html_output = '';
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// return if geometrical column is not present
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if (!$geom_column_present) {
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@ -208,9 +261,10 @@ function PMA_tblSearchDisplaySliderOptions($fields_list, $fields_cnt)
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/**
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* Displays columns select list for selecting distinct columns in the search
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*/
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$html_output = '<fieldset id="fieldset_select_fields">
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<legend>' . __('Select columns (at least one):') . '</legend>
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<select name="param[]" size="' . min($fields_cnt, 10) . '" multiple="multiple">';
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$html_output = '<fieldset id="fieldset_select_fields">'
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. '<legend>' . __('Select columns (at least one):') . '</legend>'
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. '<select name="param[]" size="' . min($fields_cnt, 10)
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. '" multiple="multiple">';
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// Displays the list of the fields
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foreach ($fields_list as $each_field) {
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$html_output .= ' '
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@ -218,35 +272,35 @@ function PMA_tblSearchDisplaySliderOptions($fields_list, $fields_cnt)
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. ' selected="selected">' . htmlspecialchars($each_field)
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. '</option>' . "\n";
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} // end for
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$html_output .= '</select>
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<input type="checkbox" name="distinct" value="DISTINCT" id="oDistinct" />
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<label for="oDistinct">DISTINCT</label></fieldset>';
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$html_output .= '</select>'
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. '<input type="checkbox" name="distinct" value="DISTINCT" id="oDistinct" />'
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. '<label for="oDistinct">DISTINCT</label></fieldset>';
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/**
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* Displays input box for custom 'Where' clause to be used in the search
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*/
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$html_output .= '<fieldset id="fieldset_search_conditions">
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<legend>' . '<em>' . __('Or') . '</em> ' .
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__('Add search conditions (body of the "where" clause):') . '</legend>';
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$html_output .= '<fieldset id="fieldset_search_conditions">'
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. '<legend>' . '<em>' . __('Or') . '</em> '
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. __('Add search conditions (body of the "where" clause):') . '</legend>';
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$html_output .= PMA_showMySQLDocu('SQL-Syntax', 'Functions');
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$html_output .= '<input type="text" name="where" class="textfield" size="64" />
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</fieldset>';
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$html_output .= '<input type="text" name="where" class="textfield" size="64" />'
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. '</fieldset>';
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/**
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* Displays option of changing default number of rows displayed per page
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*/
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$html_output .= '<fieldset id="fieldset_limit_rows">
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<legend>' . __('Number of rows per page') . '</legend>
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<input type="text" size="4" name="session_max_rows"
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value="' . $GLOBALS['cfg']['MaxRows'] . '" class="textfield" />
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</fieldset>';
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$html_output .= '<fieldset id="fieldset_limit_rows">'
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. '<legend>' . __('Number of rows per page') . '</legend>'
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. '<input type="text" size="4" name="session_max_rows" '
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. 'value="' . $GLOBALS['cfg']['MaxRows'] . '" class="textfield" />'
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. '</fieldset>';
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/**
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* Displays option for ordering search results by a column value (Asc or Desc)
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*/
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$html_output .= '<fieldset id="fieldset_display_order">
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<legend>' . __('Display order:') . '</legend>
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<select name="orderField"><option value="--nil--"></option>';
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$html_output .= '<fieldset id="fieldset_display_order">'
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. '<legend>' . __('Display order:') . '</legend>'
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. '<select name="orderField"><option value="--nil--"></option>';
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foreach ($fields_list as $each_field) {
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$html_output .= ' '
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. '<option value="' . htmlspecialchars($each_field) . '">'
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