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Move functions from tbl_select.php to libraries/tbl_select.lib.php
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@atul516
atul516 committed May 25, 2012
1 parent 8cfe30f commit d3aff8b
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355 changes: 355 additions & 0 deletions libraries/tbl_select.lib.php
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Expand Up @@ -412,4 +412,359 @@ function PMA_tbl_search_getWhereClause($fields, $names, $types, $collations,

return $w;
}

/**
* Builds the sql search query from the post parameters
*
* @param string $table Selected table
* @param array $fields Entered values of the columns
* @param array $criteriaColumnNames Names of all columns
* @param array $criteriaColumnTypes Types of all columns
* @param array $columnsToDisplay Columns to be displayed in search results
* @param bool $is_distinct If only distinct values are needed
* @param string $customWhereClause The custom where clause
* @param array $criteriaColumnCollations Collations of all columns
* @param array $criteriaColumnOperators Operators for given column type
* @param string $orderByColumn Column by which results are to be ordered
* @param string $order Whether ASC or DESC
*
* @return string the generated SQL query
*/
function PMA_tblSearchBuildSqlQuery($table, $fields, $criteriaColumnNames,
$criteriaColumnTypes, $columnsToDisplay, $is_distinct, $customWhereClause,
$criteriaColumnCollations, $criteriaColumnOperators, $orderByColumn, $order)
{
$sql_query = 'SELECT ';
if ($is_distinct == 'true') {
$sql_query .= 'DISTINCT ';
}

// if all column names were selected to display, we do a 'SELECT *'
// (more efficient and this helps prevent a problem in IE
// if one of the rows is edited and we come back to the Select results)
if (count($columnsToDisplay) == count($criteriaColumnNames)) {
$sql_query .= '* ';
} else {
$columnsToDisplay = PMA_backquote($columnsToDisplay);
$sql_query .= implode(', ', $columnsToDisplay);
} // end if

// avoid a loop, for example when $cfg['DefaultTabTable'] is set
// to 'tbl_select.php'
unset($columnsToDisplay);

$sql_query .= ' FROM ' . PMA_backquote($table);
$whereClause = PMA_tblSearchGenerateWhereClause(
$fields, $criteriaColumnNames, $criteriaColumnTypes, $customWhereClause,
$criteriaColumnCollations, $criteriaColumnOperators
);
$sql_query .= $whereClause;

// if the search results are to be ordered
if ($orderByColumn != '--nil--') {
$sql_query .= ' ORDER BY ' . PMA_backquote($orderByColumn) . ' ' . $order;
} // end if
return $sql_query;
}

/**
* Generates the where clause for the SQL search query to be executed
*
* @param array $fields Entered values of the columns
* @param array $criteriaColumnNames Names of all columns
* @param array $criteriaColumnTypes Types of all columns
* @param string $customWhereClause The custom where clause
* @param array $criteriaColumnCollations Collations of all columns
* @param array $criteriaColumnOperators Operators for given column type
*
* @return string the generated where clause
*/
function PMA_tblSearchGenerateWhereClause($fields, $criteriaColumnNames,
$criteriaColumnTypes, $customWhereClause, $criteriaColumnCollations,
$criteriaColumnOperators)
{
$fullWhereClause = '';

if (trim($customWhereClause) != '') {
$fullWhereClause .= ' WHERE ' . $customWhereClause;
return $fullWhereClause;
}
// If there are no search criterias set, return
if (!array_filter($fields)) {
return $fullWhereClause;
}
// else continue to form the where clause from column criteria values
$fullWhereClause = $charsets = array();
reset($criteriaColumnOperators);
while (list($i, $operator) = each($criteriaColumnOperators)) {
list($charsets[$i]) = explode('_', $criteriaColumnCollations[$i]);
$unaryFlag = $GLOBALS['PMA_Types']->isUnaryOperator($operator);
$tmp_geom_func = isset($geom_func[$i]) ? $geom_func[$i] : null;

$whereClause = PMA_tbl_search_getWhereClause(
$fields[$i], $criteriaColumnNames[$i], $criteriaColumnTypes[$i],
$criteriaColumnCollations[$i], $operator, $unaryFlag, $tmp_geom_func
);

if ($whereClause) {
$fullWhereClause[] = $whereClause;
}
} // end while

if ($fullWhereClause) {
$fullWhereClause = ' WHERE ' . implode(' AND ', $fullWhereClause);
}
return $fullWhereClause;
}

/**
* Generates HTML for a geometrical function column to be displayed in table
* search selection form
*
* @param boolean $geomColumnFlag whether a geometry column is present
* @param array $columnTypes array containing types of all columns in the table
* @param array $geom_types array of GIS data types
* @param integer $column_index index of current column in $columnTypes array
*
* @return string the generated HTML
*/
function PMA_tblSearchGetGeomFuncHtml($geomColumnFlag, $columnTypes,
$geom_types, $column_index)
{
$html_output = '';
// return if geometrical column is not present
if (!$geomColumnFlag) {
return $html_output;
}

/**
* Displays 'Function' column if it is present
*/
$html_output .= '<td>';
// if a geometry column is present
if (in_array($columnTypes[$column_index], $geom_types)) {
$html_output .= '<select class="geom_func" name="geom_func['
. $column_index . ']">';
// get the relevant list of GIS functions
$funcs = PMA_getGISFunctions($columnTypes[$column_index], true, true);
/**
* For each function in the list of functions, add an option to select list
*/
foreach ($funcs as $func_name => $func) {
$name = isset($func['display']) ? $func['display'] : $func_name;
$html_output .= '<option value="' . htmlspecialchars($name) . '">'
. htmlspecialchars($name) . '</option>';
}
$html_output .= '</select>';
} else {
$html_output .= '&nbsp;';
}
$html_output .= '</td>';
return $html_output;
}

/**
* Generates formatted HTML for extra search options (slider) in table search form
*
* @param array $columnNames Array containing types of all columns in the table
* @param integer $columnCount Number of columns in the table
*
* @return string the generated HTML
*/
function PMA_tblSearchGetSliderOptions($columnNames, $columnCount)
{
$html_output = '';
$html_output .= PMA_getDivForSliderEffect('searchoptions', __('Options'));
/**
* Displays columns select list for selecting distinct columns in the search
*/
$html_output .= '<fieldset id="fieldset_select_fields">'
. '<legend>' . __('Select columns (at least one):') . '</legend>'
. '<select name="columnsToDisplay[]" size="' . min($columnCount, 10)
. '" multiple="multiple">';
// Displays the list of the fields
foreach ($columnNames as $each_field) {
$html_output .= ' '
. '<option value="' . htmlspecialchars($each_field) . '"'
. ' selected="selected">' . htmlspecialchars($each_field)
. '</option>' . "\n";
} // end for
$html_output .= '</select>'
. '<input type="checkbox" name="distinct" value="DISTINCT" id="oDistinct" />'
. '<label for="oDistinct">DISTINCT</label></fieldset>';

/**
* Displays input box for custom 'Where' clause to be used in the search
*/
$html_output .= '<fieldset id="fieldset_search_conditions">'
. '<legend>' . '<em>' . __('Or') . '</em> '
. __('Add search conditions (body of the "where" clause):') . '</legend>';
$html_output .= PMA_showMySQLDocu('SQL-Syntax', 'Functions');
$html_output .= '<input type="text" name="customWhereClause" class="textfield" size="64" />'
. '</fieldset>';

/**
* Displays option of changing default number of rows displayed per page
*/
$html_output .= '<fieldset id="fieldset_limit_rows">'
. '<legend>' . __('Number of rows per page') . '</legend>'
. '<input type="text" size="4" name="session_max_rows" '
. 'value="' . $GLOBALS['cfg']['MaxRows'] . '" class="textfield" />'
. '</fieldset>';

/**
* Displays option for ordering search results by a column value (Asc or Desc)
*/
$html_output .= '<fieldset id="fieldset_display_order">'
. '<legend>' . __('Display order:') . '</legend>'
. '<select name="orderByColumn"><option value="--nil--"></option>';
foreach ($columnNames as $each_field) {
$html_output .= ' '
. '<option value="' . htmlspecialchars($each_field) . '">'
. htmlspecialchars($each_field) . '</option>' . "\n";
} // end for
$html_output .= '</select>';
$choices = array(
'ASC' => __('Ascending'),
'DESC' => __('Descending')
);
$html_output .= PMA_getRadioFields('order', $choices, 'ASC', false, true, "formelement");
unset($choices);

$html_output .= '</fieldset><br style="clear: both;"/></div></fieldset>';
return $html_output;
}

/**
* Generates HTML for displaying fields table in search form
*
* @param array $columnNames Names of columns in the table
* @param array $columnTypes Types of columns in the table
* @param array $columnCollations Collation of all columns
* @param array $columnNullFlags Null information of columns
* @param boolean $geomColumnFlag Whether a geometry column is present
* @param integer $columnCount Number of columns in the table
* @param array $foreigners Array of foreign keys
* @param string $db Selected database
* @param string $table Selected table
*
* @return string the generated HTML
*/
function PMA_tblSearchGetFieldsTableHtml($columnNames, $columnTypes,
$columnCollations, $columnNullFlags, $geomColumnFlag, $columnCount,
$foreigners, $db, $table)
{
$html_output = '';
$html_output .= '<table class="data">';
$html_output .= PMA_tbl_setTableHeader($geomColumnFlag) . '<tbody>';
$odd_row = true;
$titles['Browse'] = PMA_getIcon('b_browse.png', __('Browse foreign values'));
$geom_types = PMA_getGISDatatypes();

// for every column present in table
for ($i = 0; $i < $columnCount; $i++) {
$html_output .= '<tr class="noclick ' . ($odd_row ? 'odd' : 'even') . '">';
$odd_row = !$odd_row;

/**
* If 'Function' column is present
*/
$html_output .= PMA_tblSearchGetGeomFuncHtml(
$geomColumnFlag, $columnTypes, $geom_types, $i
);
/**
* Displays column's name, type, collation
*/
$html_output .= '<th>' . htmlspecialchars($columnNames[$i]) . '</th>';
$html_output .= '<td>' . htmlspecialchars($columnTypes[$i]) . '</td>';
$html_output .= '<td>' . $columnCollations[$i] . '</td>';
/**
* Displays column's comparison operators depending on column type
*/
$html_output .= '<td><select name="criteriaColumnOperators[]">';
$html_output .= $GLOBALS['PMA_Types']->getTypeOperatorsHtml(
$columnTypes[$i], $columnNullFlags[$i]
);
$html_output .= '</select></td><td>';
/**
* Displays column's foreign relations if any
*/
$field = $columnNames[$i];
$foreignData = PMA_getForeignData($foreigners, $field, false, '', '');
$html_output .= PMA_getForeignFields_Values(
$foreigners, $foreignData, $field, $columnTypes, $i, $db, $table,
$titles, $GLOBALS['cfg']['ForeignKeyMaxLimit'], '', true
);

$html_output .= '<input type="hidden" name="criteriaColumnNames[' . $i . ']" value="'
. htmlspecialchars($columnNames[$i]) . '" /><input type="hidden" '
. 'name="criteriaColumnTypes[' . $i . ']" value="' . $columnTypes[$i] . '" />'
. '<input type="hidden" name="criteriaColumnCollations[' . $i . ']" value="'
. $columnCollations[$i] . '" /></td></tr>';
} // end for

$html_output .= '</tbody></table>';
return $html_output;
}

/**
* Generates the table search form under table search tab
*
* @param string $goto Goto URL
* @param array $columnNames Names of columns in the table
* @param array $columnTypes Types of columns in the table
* @param array $columnCollations Collation of all columns
* @param array $columnNullFlags Null information of columns
* @param boolean $geomColumnFlag Whether a geometry column is present
* @param integer $columnCount Number of columns in the table
* @param array $foreigners Array of foreign keys
* @param string $db Selected database
* @param string $table Selected table
*
* @return string the generated HTML for table search form
*/
function PMA_tblSearchGetSelectionForm($goto, $columnNames, $columnTypes,
$columnCollations, $columnNullFlags, $geomColumnFlag, $columnCount,
$foreigners, $db, $table)
{
$html_output = '';
$html_output .= '<fieldset id="fieldset_subtab">';
$url_params = array();
$url_params['db'] = $db;
$url_params['table'] = $table;

$html_output .= PMA_generateHtmlTabs(PMA_tbl_getSubTabs(), $url_params, 'topmenu2');
$html_output .= '<form method="post" action="tbl_select.php" name="insertForm"'
. ' id="tbl_search_form" ' . ($GLOBALS['cfg']['AjaxEnable'] ? 'class="ajax"' : '')
. '>';
$html_output .= PMA_generate_common_hidden_inputs($db, $table);
$html_output .= '<input type="hidden" name="goto" value="' . $goto . '" />';
$html_output .= '<input type="hidden" name="back" value="tbl_select.php" />'
. '<fieldset id="fieldset_table_search"><fieldset id="fieldset_table_qbe">'
. '<legend>' . __('Do a "query by example" (wildcard: "%")') . '</legend>';

/**
* Displays table fields
*/
$html_output .= PMA_tblSearchGetFieldsTableHtml(
$columnNames, $columnTypes, $columnCollations, $columnNullFlags,
$geomColumnFlag, $columnCount, $foreigners, $db, $table
);

$html_output .= '<div id="gis_editor"></div><div id="popup_background"></div>'
. '</fieldset>';

/**
* Displays slider options form
*/
$html_output .= PMA_tblSearchGetSliderOptions($columnNames, $columnCount);

/**
* Displays selection form's footer elements
*/
$html_output .= '<fieldset class="tblFooters">'
. '<input type="submit" name="submit" value="' . __('Go') . '" />'
. '</fieldset></form><div id="sqlqueryresults"></div></fieldset>';
return $html_output;
}
?>

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