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<?php
/**
* Manage views in a database
*
* $Id: views.php,v 1.75 2007/12/15 22:57:43 ioguix Exp $
*/
// Include application functions
include_once('./libraries/lib.inc.php');
include_once('./classes/Gui.php');
$action = (isset($_REQUEST['action'])) ? $_REQUEST['action'] : '';
if (!isset($msg)) $msg = '';
/**
* Ask for select parameters and perform select
*/
function doSelectRows($confirm, $msg = '') {
global $data, $misc, $_no_output;
global $lang;
if ($confirm) {
$misc->printTrail('view');
$misc->printTitle($lang['strselect'], 'pg.sql.select');
$misc->printMsg($msg);
$attrs = $data->getTableAttributes($_REQUEST['view']);
echo "<form action=\"views.php\" method=\"post\" id=\"selectform\">\n";
if ($attrs->recordCount() > 0) {
// JavaScript for select all feature
echo "<script type=\"text/javascript\">\n";
echo "//<![CDATA[\n";
echo " function selectAll() {\n";
echo " for (var i=0; i<document.getElementById('selectform').elements.length; i++) {\n";
echo " var e = document.getElementById('selectform').elements[i];\n";
echo " if (e.name.indexOf('show') == 0) e.checked = document.getElementById('selectform').selectall.checked;\n";
echo " }\n";
echo " }\n";
echo "//]]>\n";
echo "</script>\n";
echo "<table>\n";
// Output table header
echo "<tr><th class=\"data\">{$lang['strshow']}</th><th class=\"data\">{$lang['strcolumn']}</th>";
echo "<th class=\"data\">{$lang['strtype']}</th><th class=\"data\">{$lang['stroperator']}</th>";
echo "<th class=\"data\">{$lang['strvalue']}</th></tr>";
$i = 0;
while (!$attrs->EOF) {
$attrs->fields['attnotnull'] = $data->phpBool($attrs->fields['attnotnull']);
// Set up default value if there isn't one already
if (!isset($_REQUEST['values'][$attrs->fields['attname']]))
$_REQUEST['values'][$attrs->fields['attname']] = null;
if (!isset($_REQUEST['ops'][$attrs->fields['attname']]))
$_REQUEST['ops'][$attrs->fields['attname']] = null;
// Continue drawing row
$id = (($i % 2) == 0 ? '1' : '2');
echo "<tr>\n";
echo "<td class=\"data{$id}\" style=\"white-space: nowrap;\">";
echo "<input type=\"checkbox\" name=\"show[", htmlspecialchars($attrs->fields['attname']), "]\"",
isset($_REQUEST['show'][$attrs->fields['attname']]) ? ' checked="checked"' : '', " /></td>";
echo "<td class=\"data{$id}\" style=\"white-space: nowrap;\">", $misc->printVal($attrs->fields['attname']), "</td>";
echo "<td class=\"data{$id}\" style=\"white-space: nowrap;\">", $misc->printVal($data->formatType($attrs->fields['type'], $attrs->fields['atttypmod'])), "</td>";
echo "<td class=\"data{$id}\" style=\"white-space: nowrap;\">";
echo "<select name=\"ops[{$attrs->fields['attname']}]\">\n";
foreach (array_keys($data->selectOps) as $v) {
echo "<option value=\"", htmlspecialchars($v), "\"", ($v == $_REQUEST['ops'][$attrs->fields['attname']]) ? ' selected="selected"' : '',
">", htmlspecialchars($v), "</option>\n";
}
echo "</select></td>\n";
echo "<td class=\"data{$id}\" style=\"white-space: nowrap;\">", $data->printField("values[{$attrs->fields['attname']}]",
$_REQUEST['values'][$attrs->fields['attname']], $attrs->fields['type']), "</td>";
echo "</tr>\n";
$i++;
$attrs->moveNext();
}
// Select all checkbox
echo "<tr><td colspan=\"5\"><input type=\"checkbox\" id=\"selectall\" name=\"selectall\" onclick=\"javascript:selectAll()\" /><label for=\"selectall\">{$lang['strselectallfields']}</label></td></tr>";
echo "</table>\n";
}
else echo "<p>{$lang['strinvalidparam']}</p>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"selectrows\" />\n";
echo "<input type=\"hidden\" name=\"view\" value=\"", htmlspecialchars($_REQUEST['view']), "\" />\n";
echo "<input type=\"hidden\" name=\"subject\" value=\"view\" />\n";
echo $misc->form;
echo "<input type=\"submit\" name=\"select\" value=\"{$lang['strselect']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
else {
if (!isset($_POST['show'])) $_POST['show'] = array();
if (!isset($_POST['values'])) $_POST['values'] = array();
if (!isset($_POST['nulls'])) $_POST['nulls'] = array();
// Verify that they haven't supplied a value for unary operators
foreach ($_POST['ops'] as $k => $v) {
if ($data->selectOps[$v] == 'p' && $_POST['values'][$k] != '') {
doSelectRows(true, $lang['strselectunary']);
return;
}
}
if (sizeof($_POST['show']) == 0)
doSelectRows(true, $lang['strselectneedscol']);
else {
// Generate query SQL
$query = $data->getSelectSQL($_REQUEST['view'], array_keys($_POST['show']),
$_POST['values'], $_POST['ops']);
$_REQUEST['query'] = $query;
$_REQUEST['return_url'] = "views.php?action=confselectrows&{$misc->href}&view={$_REQUEST['view']}";
$_REQUEST['return_desc'] = $lang['strback'];
$_no_output = true;
include('./display.php');
exit;
}
}
}
/**
* Show confirmation of drop and perform actual drop
*/
function doDrop($confirm) {
global $data, $misc;
global $lang, $_reload_browser;
if (empty($_REQUEST['view']) && empty($_REQUEST['ma'])) {
doDefault($lang['strspecifyviewtodrop']);
exit();
}
if ($confirm) {
$misc->printTrail('view');
$misc->printTitle($lang['strdrop'],'pg.view.drop');
echo "<form action=\"views.php\" method=\"post\">\n";
//If multi drop
if (isset($_REQUEST['ma'])) {
foreach($_REQUEST['ma'] as $v) {
$a = unserialize(htmlspecialchars_decode($v, ENT_QUOTES));
echo "<p>", sprintf($lang['strconfdropview'], $misc->printVal($a['view'])), "</p>\n";
echo '<input type="hidden" name="view[]" value="', htmlspecialchars($a['view']), "\" />\n";
}
}
else {
echo "<p>", sprintf($lang['strconfdropview'], $misc->printVal($_REQUEST['view'])), "</p>\n";
echo "<input type=\"hidden\" name=\"view\" value=\"", htmlspecialchars($_REQUEST['view']), "\" />\n";
}
echo "<input type=\"hidden\" name=\"action\" value=\"drop\" />\n";
echo $misc->form;
// Show cascade drop option if supportd
if ($data->hasDropBehavior()) {
echo "<p><input type=\"checkbox\" id=\"cascade\" name=\"cascade\" /> <label for=\"cascade\">{$lang['strcascade']}</label></p>\n";
}
echo "<input type=\"submit\" name=\"drop\" value=\"{$lang['strdrop']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" />\n";
echo "</form>\n";
}
else {
if (is_array($_POST['view'])) {
$msg='';
$status = $data->beginTransaction();
if ($status == 0) {
foreach($_POST['view'] as $s) {
$status = $data->dropView($s, isset($_POST['cascade']));
if ($status == 0)
$msg.= sprintf('%s: %s<br />', htmlentities($s), $lang['strviewdropped']);
else {
$data->endTransaction();
doDefault(sprintf('%s%s: %s<br />', $msg, htmlentities($s), $lang['strviewdroppedbad']));
return;
}
}
}
if($data->endTransaction() == 0) {
// Everything went fine, back to the Default page....
$_reload_browser = true;
doDefault($msg);
}
else doDefault($lang['strviewdroppedbad']);
}
else{
$status = $data->dropView($_POST['view'], isset($_POST['cascade']));
if ($status == 0) {
$_reload_browser = true;
doDefault($lang['strviewdropped']);
}
else
doDefault($lang['strviewdroppedbad']);
}
}
}
/**
* Sets up choices for table linkage, and which fields to select for the view we're creating
*/
function doSetParamsCreate($msg = '') {
global $data, $misc;
global $lang;
// Check that they've chosen tables for the view definition
if (!isset($_POST['formTables']) ) doWizardCreate($lang['strviewneedsdef']);
else {
// Initialise variables
if (!isset($_REQUEST['formView'])) $_REQUEST['formView'] = '';
if (!isset($_REQUEST['formComment'])) $_REQUEST['formComment'] = '';
$misc->printTrail('schema');
$misc->printTitle($lang['strcreateviewwiz'], 'pg.view.create');
$misc->printMsg($msg);
$tblCount = sizeof($_POST['formTables']);
//unserialize our schema/table information and store in arrSelTables
for ($i = 0; $i < $tblCount; $i++) {
$arrSelTables[] = unserialize($_POST['formTables'][$i]);
}
$linkCount = $tblCount;
// If we can get foreign key info then get our linking keys
if ($data->hasForeignKeysInfo()) {
$rsLinkKeys = $data->getLinkingKeys($arrSelTables);
$linkCount = $rsLinkKeys->recordCount() > $tblCount ? $rsLinkKeys->recordCount() : $tblCount;
}
$arrFields = array(); //array that will hold all our table/field names
//if we have schemas we need to specify the correct schema for each table we're retrieiving
//with getTableAttributes
$curSchema = $data->hasSchemas() ? $data->_schema : NULL;
for ($i = 0; $i < $tblCount; $i++) {
if ($data->hasSchemas() && $data->_schema != $arrSelTables[$i]['schemaname']) {
$data->setSchema($arrSelTables[$i]['schemaname']);
}
$attrs = $data->getTableAttributes($arrSelTables[$i]['tablename']);
while (!$attrs->EOF) {
if ($data->hasSchemas() ) {
$arrFields["{$arrSelTables[$i]['schemaname']}.{$arrSelTables[$i]['tablename']}.{$attrs->fields['attname']}"] = serialize(array('schemaname' => $arrSelTables[$i]['schemaname'], 'tablename' => $arrSelTables[$i]['tablename'], 'fieldname' => $attrs->fields['attname']) );
}
else {
$arrFields["{$arrSelTables[$i]['tablename']}.{$attrs->fields['attname']}"] = serialize(array('schemaname' => NULL, 'tablename' => $arrSelTables[$i]['tablename'], 'fieldname' => $attrs->fields['attname']) );
}
$attrs->moveNext();
}
//reset back to our original schema in case we switched from it
if ($data->hasSchemas() ) {
$data->setSchema($curSchema);
}
}
asort($arrFields);
echo "<form action=\"views.php\" method=\"post\">\n";
echo "<table>\n";
echo "<tr><th class=\"data\">{$lang['strviewname']}</th></tr>";
echo "<tr>\n<td class=\"data1\">\n";
// View name
echo "<input name=\"formView\" value=\"", htmlspecialchars($_REQUEST['formView']), "\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" />\n";
echo "</td>\n</tr>\n";
echo "<tr><th class=\"data\">{$lang['strcomment']}</th></tr>";
echo "<tr>\n<td class=\"data1\">\n";
// View comments
echo "<textarea name=\"formComment\" rows=\"3\" cols=\"32\">",
htmlspecialchars($_REQUEST['formComment']), "</textarea>\n";
echo "</td>\n</tr>\n";
echo "</table>\n";
// Output selector for fields to be retrieved from view
echo "<table>\n";
echo "<tr><th class=\"data\">{$lang['strcolumns']}</th></tr>";
echo "<tr>\n<td class=\"data1\">\n";
echo GUI::printCombo($arrFields, 'formFields[]', false, '', true);
echo "</td>\n</tr>";
echo "<tr><td><input type=\"radio\" name=\"dblFldMeth\" id=\"dblFldMeth1\" value=\"rename\" /><label for=\"dblFldMeth1\">{$lang['strrenamedupfields']}</label>";
echo "<br /><input type=\"radio\" name=\"dblFldMeth\" id=\"dblFldMeth2\" value=\"drop\" /><label for=\"dblFldMeth2\">{$lang['strdropdupfields']}</label>";
echo "<br /><input type=\"radio\" name=\"dblFldMeth\" id=\"dblFldMeth3\" value=\"\" checked=\"checked\" /><label for=\"dblFldMeth3\">{$lang['strerrordupfields']}</label></td></tr></table><br />";
// Output the Linking keys combo boxes
echo "<table>\n";
echo "<tr><th class=\"data\">{$lang['strviewlink']}</th></tr>";
$rowClass = 'data1';
for ($i = 0; $i < $linkCount; $i++) {
// Initialise variables
if (!isset($formLink[$i]['operator'])) $formLink[$i]['operator'] = 'INNER JOIN';
echo "<tr>\n<td class=\"$rowClass\">\n";
if ($data->hasForeignKeysInfo() && !$rsLinkKeys->EOF) {
$curLeftLink = htmlspecialchars(serialize(array('schemaname' => $rsLinkKeys->fields['p_schema'], 'tablename' => $rsLinkKeys->fields['p_table'], 'fieldname' => $rsLinkKeys->fields['p_field']) ) );
$curRightLink = htmlspecialchars(serialize(array('schemaname' => $rsLinkKeys->fields['f_schema'], 'tablename' => $rsLinkKeys->fields['f_table'], 'fieldname' => $rsLinkKeys->fields['f_field']) ) );
$rsLinkKeys->moveNext();
}
else {
$curLeftLink = '';
$curRightLink = '';
}
echo GUI::printCombo($arrFields, "formLink[$i][leftlink]", true, $curLeftLink, false );
echo GUI::printCombo($data->joinOps, "formLink[$i][operator]", true, $formLink[$i]['operator']);
echo GUI::printCombo($arrFields, "formLink[$i][rightlink]", true, $curRightLink, false );
echo "</td>\n</tr>\n";
$rowClass = $rowClass == 'data1' ? 'data2' : 'data1';
}
echo "</table>\n<br />\n";
// Build list of available operators (infix only)
$arrOperators = array();
foreach ($data->selectOps as $k => $v) {
if ($v == 'i') $arrOperators[$k] = $k;
}
// Output additional conditions, note that this portion of the wizard treats the right hand side as literal values
//(not as database objects) so field names will be treated as strings, use the above linking keys section to perform joins
echo "<table>\n";
echo "<tr><th class=\"data\">{$lang['strviewconditions']}</th></tr>";
$rowClass = 'data1';
for ($i = 0; $i < $linkCount; $i++) {
echo "<tr>\n<td class=\"$rowClass\">\n";
echo GUI::printCombo($arrFields, "formCondition[$i][field]");
echo GUI::printCombo($arrOperators, "formCondition[$i][operator]", false, false);
echo "<input type=\"text\" name=\"formCondition[$i][txt]\" />\n";
echo "</td>\n</tr>\n";
$rowClass = $rowClass == 'data1' ? 'data2' : 'data1';
}
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"save_create_wiz\" />\n";
foreach ($arrSelTables AS $curTable) {
echo "<input type=\"hidden\" name=\"formTables[]\" value=\"" . htmlspecialchars(serialize($curTable) ) . "\" />\n";
}
echo $misc->form;
echo "<input type=\"submit\" value=\"{$lang['strcreate']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
}
/**
* Display a wizard where they can enter a new view
*/
function doWizardCreate($msg = '') {
global $data, $misc;
global $lang;
$tables = $data->getTables(true);
$misc->printTrail('schema');
$misc->printTitle($lang['strcreateviewwiz'], 'pg.view.create');
$misc->printMsg($msg);
echo "<form action=\"views.php\" method=\"post\">\n";
echo "<table>\n";
echo "<tr><th class=\"data\">{$lang['strtables']}</th></tr>";
echo "<tr>\n<td class=\"data1\">\n";
$arrTables = array();
while (!$tables->EOF) {
$arrTmp = array();
$arrTmp['schemaname'] = $tables->fields['nspname'];
$arrTmp['tablename'] = $tables->fields['relname'];
if ($data->hasSchemas() ) { //if schemas aren't available don't show them in the interface
$arrTables[$tables->fields['nspname'] . '.' . $tables->fields['relname']] = serialize($arrTmp);
}
else {
$arrTables[$tables->fields['relname']] = serialize($arrTmp);
}
$tables->moveNext();
}
echo GUI::printCombo($arrTables, 'formTables[]', false, '', true);
echo "</td>\n</tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"set_params_create\" />\n";
echo $misc->form;
echo "<input type=\"submit\" value=\"{$lang['strnext']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
/**
* Displays a screen where they can enter a new view
*/
function doCreate($msg = '') {
global $data, $misc, $conf;
global $lang;
if (!isset($_REQUEST['formView'])) $_REQUEST['formView'] = '';
if (!isset($_REQUEST['formDefinition'])) $_REQUEST['formDefinition'] = 'SELECT ';
if (!isset($_REQUEST['formComment'])) $_REQUEST['formComment'] = '';
$misc->printTrail('schema');
$misc->printTitle($lang['strcreateview'], 'pg.view.create');
$misc->printMsg($msg);
echo "<form action=\"views.php\" method=\"post\">\n";
echo "<table style=\"width: 100%\">\n";
echo "\t<tr>\n\t\t<th class=\"data left required\">{$lang['strname']}</th>\n";
echo "\t<td class=\"data1\"><input name=\"formView\" size=\"32\" maxlength=\"{$data->_maxNameLen}\" value=\"",
htmlspecialchars($_REQUEST['formView']), "\" /></td>\n\t</tr>\n";
echo "\t<tr>\n\t\t<th class=\"data left required\">{$lang['strdefinition']}</th>\n";
echo "\t<td class=\"data1\"><textarea style=\"width:100%;\" rows=\"10\" cols=\"50\" name=\"formDefinition\">",
htmlspecialchars($_REQUEST['formDefinition']), "</textarea></td>\n\t</tr>\n";
echo "\t<tr>\n\t\t<th class=\"data left\">{$lang['strcomment']}</th>\n";
echo "\t\t<td class=\"data1\"><textarea name=\"formComment\" rows=\"3\" cols=\"32\">",
htmlspecialchars($_REQUEST['formComment']), "</textarea></td>\n\t</tr>\n";
echo "</table>\n";
echo "<p><input type=\"hidden\" name=\"action\" value=\"save_create\" />\n";
echo $misc->form;
echo "<input type=\"submit\" value=\"{$lang['strcreate']}\" />\n";
echo "<input type=\"submit\" name=\"cancel\" value=\"{$lang['strcancel']}\" /></p>\n";
echo "</form>\n";
}
/**
* Actually creates the new view in the database
*/
function doSaveCreate() {
global $data, $lang, $_reload_browser;
// Check that they've given a name and a definition
if ($_POST['formView'] == '') doCreate($lang['strviewneedsname']);
elseif ($_POST['formDefinition'] == '') doCreate($lang['strviewneedsdef']);
else {
$status = $data->createView($_POST['formView'], $_POST['formDefinition'], false, $_POST['formComment']);
if ($status == 0) {
$_reload_browser = true;
doDefault($lang['strviewcreated']);
}
else
doCreate($lang['strviewcreatedbad']);
}
}
/**
* Actually creates the new wizard view in the database
*/
function doSaveCreateWiz() {
global $data, $lang, $_reload_browser;
// Check that they've given a name and fields they want to select
if (!strlen($_POST['formView']) ) doSetParamsCreate($lang['strviewneedsname']);
else if (!isset($_POST['formFields']) || !count($_POST['formFields']) ) doSetParamsCreate($lang['strviewneedsfields']);
else {
$selFields = '';
if (! empty($_POST['dblFldMeth']) )
$tmpHsh = array();
foreach ($_POST['formFields'] AS $curField) {
$arrTmp = unserialize($curField);
if (! empty($_POST['dblFldMeth']) ) { // doublon control
if (empty($tmpHsh[$arrTmp['fieldname']])) { // field does not exist
$selFields .= $data->hasSchemas() ? "\"{$arrTmp['schemaname']}\"." : '';
$selFields .= "\"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\", ";
$tmpHsh[$arrTmp['fieldname']] = 1;
} else if ($_POST['dblFldMeth'] == 'rename') { // field exist and must be renamed
$tmpHsh[$arrTmp['fieldname']]++;
$selFields .= $data->hasSchemas() ? "\"{$arrTmp['schemaname']}\"." : '';
$selFields .= "\"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\" AS \"{$arrTmp['schemaname']}_{$arrTmp['tablename']}_{$arrTmp['fieldname']}{$tmpHsh[$arrTmp['fieldname']]}\", ";
}
/* field already exist, just ignore this one */
} else { // no doublon control
$selFields .= $data->hasSchemas() ? "\"{$arrTmp['schemaname']}\"." : '';
$selFields .= "\"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\", ";
}
}
$selFields = substr($selFields, 0, -2);
unset($arrTmp, $tmpHsh);
$linkFields = '';
// If we have links, out put the JOIN ... ON statements
if (is_array($_POST['formLink']) ) {
// Filter out invalid/blank entries for our links
$arrLinks = array();
foreach ($_POST['formLink'] AS $curLink) {
if (strlen($curLink['leftlink']) && strlen($curLink['rightlink']) && strlen($curLink['operator'])) {
$arrLinks[] = $curLink;
}
}
// We must perform some magic to make sure that we have a valid join order
$count = sizeof($arrLinks);
$arrJoined = array();
$arrUsedTbls = array();
// If we have at least one join condition, output it
if ($count > 0) {
$j = 0;
while ($j < $count) {
foreach ($arrLinks AS $curLink) {
$arrLeftLink = unserialize($curLink['leftlink']);
$arrRightLink = unserialize($curLink['rightlink']);
$tbl1 = $data->hasSchemas() ? "\"{$arrLeftLink['schemaname']}\".\"{$arrLeftLink['tablename']}\"" : $arrLeftLink['tablename'];
$tbl2 = $data->hasSchemas() ? "\"{$arrRightLink['schemaname']}\".\"{$arrRightLink['tablename']}\"" : $arrRightLink['tablename'];
if ( (!in_array($curLink, $arrJoined) && in_array($tbl1, $arrUsedTbls)) || !count($arrJoined) ) {
// Make sure for multi-column foreign keys that we use a table alias tables joined to more than once
// This can (and should be) more optimized for multi-column foreign keys
$adj_tbl2 = in_array($tbl2, $arrUsedTbls) ? "$tbl2 AS alias_ppa_" . mktime() : $tbl2;
if ($data->hasSchemas() ) {
$linkFields .= strlen($linkFields) ? "{$curLink['operator']} $adj_tbl2 ON (\"{$arrLeftLink['schemaname']}\".\"{$arrLeftLink['tablename']}\".\"{$arrLeftLink['fieldname']}\" = \"{$arrRightLink['schemaname']}\".\"{$arrRightLink['tablename']}\".\"{$arrRightLink['fieldname']}\") " : "$tbl1 {$curLink['operator']} $adj_tbl2 ON (\"{$arrLeftLink['schemaname']}\".\"{$arrLeftLink['tablename']}\".\"{$arrLeftLink['fieldname']}\" = \"{$arrRightLink['schemaname']}\".\"{$arrRightLink['tablename']}\".\"{$arrRightLink['fieldname']}\") ";
}
else {
$linkFields .= strlen($linkFields) ? "{$curLink['operator']} $adj_tbl2 ON (\"{$arrLeftLink['tablename']}\".\"{$arrLeftLink['fieldname']}\" = \"{$arrRightLink['tablename']}\".\"{$arrRightLink['fieldname']}\") " : "$tbl1 {$curLink['operator']} $adj_tbl2 ON (\"{$arrLeftLink['tablename']}\".\"{$arrLeftLink['fieldname']}\" = \"{$arrRightLink['tablename']}\".\"{$arrRightLink['fieldname']}\") ";
}
$arrJoined[] = $curLink;
if (!in_array($tbl1, $arrUsedTbls) ) $arrUsedTbls[] = $tbl1;
if (!in_array($tbl2, $arrUsedTbls) ) $arrUsedTbls[] = $tbl2;
}
}
$j++;
}
}
}
//if linkfields has no length then either _POST['formLink'] was not set, or there were no join conditions
//just select from all seleted tables - a cartesian join do a
if (!strlen($linkFields) ) {
foreach ($_POST['formTables'] AS $curTable) {
$arrTmp = unserialize($curTable);
if ($data->hasSchemas() ) {
$linkFields .= strlen($linkFields) ? ", \"{$arrTmp['schemaname']}\".\"{$arrTmp['tablename']}\"" : "\"{$arrTmp['schemaname']}\".\"{$arrTmp['tablename']}\"";
}
else {
$linkFields .= strlen($linkFields) ? ", \"{$arrTmp['tablename']}\"" : "\"{$arrTmp['tablename']}\"";
}
}
}
$addConditions = '';
if (is_array($_POST['formCondition']) ) {
foreach ($_POST['formCondition'] AS $curCondition) {
if (strlen($curCondition['field']) && strlen($curCondition['txt']) ) {
$arrTmp = unserialize($curCondition['field']);
if ($data->hasSchemas() ) {
$addConditions .= strlen($addConditions) ? " AND \"{$arrTmp['schemaname']}\".\"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\" {$curCondition['operator']} '{$curCondition['txt']}' " : " \"{$arrTmp['schemaname']}\".\"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\" {$curCondition['operator']} '{$curCondition['txt']}' ";
}
else {
$addConditions .= strlen($addConditions) ? " AND \"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\" {$curCondition['field']} {$curCondition['operator']} '{$curCondition['txt']}' " : " \"{$arrTmp['tablename']}\".\"{$arrTmp['fieldname']}\" {$curCondition['operator']} '{$curCondition['txt']}' ";
}
}
}
}
$viewQuery = "SELECT $selFields FROM $linkFields ";
//add where from additional conditions
if (strlen($addConditions) ) $viewQuery .= ' WHERE ' . $addConditions;
$status = $data->createView($_POST['formView'], $viewQuery, false, $_POST['formComment']);
if ($status == 0) {
$_reload_browser = true;
doDefault($lang['strviewcreated']);
}
else
doSetParamsCreate($lang['strviewcreatedbad']);
}
}
/**
* Show default list of views in the database
*/
function doDefault($msg = '') {
global $data, $misc, $conf;
global $lang;
$misc->printTrail('schema');
$misc->printTabs('schema','views');
$misc->printMsg($msg);
$views = $data->getViews();
$columns = array(
'view' => array(
'title' => $lang['strview'],
'field' => field('relname'),
'url' => "redirect.php?subject=view&{$misc->href}&",
'vars' => array('view' => 'relname'),
),
'owner' => array(
'title' => $lang['strowner'],
'field' => field('relowner'),
),
'actions' => array(
'title' => $lang['stractions'],
),
'comment' => array(
'title' => $lang['strcomment'],
'field' => field('relcomment'),
),
);
$actions = array(
'multiactions' => array(
'keycols' => array('view' => 'relname'),
'url' => 'views.php',
),
'browse' => array(
'title' => $lang['strbrowse'],
'url' => "display.php?{$misc->href}&subject=view&return_url=".urlencode("views.php?{$misc->href}")."&return_desc=".urlencode($lang['strback'])."&",
'vars' => array('view' => 'relname'),
),
'select' => array(
'title' => $lang['strselect'],
'url' => "views.php?action=confselectrows&{$misc->href}&",
'vars' => array('view' => 'relname'),
),
// Insert is possible if the relevant rule for the view has been created.
// 'insert' => array(
// 'title' => $lang['strinsert'],
// 'url' => "views.php?action=confinsertrow&{$misc->href}&",
// 'vars' => array('view' => 'relname'),
// ),
'drop' => array(
'title' => $lang['strdrop'],
'url' => "views.php?action=confirm_drop&{$misc->href}&",
'vars' => array('view' => 'relname'),
'multiaction' => 'confirm_drop',
),
);
$misc->printTable($views, $columns, $actions, $lang['strnoviews']);
echo "<ul class=\"navlink\">\n\t<li><a href=\"views.php?action=create&{$misc->href}\">{$lang['strcreateview']}</a></li>\n";
echo "\t<li><a href=\"views.php?action=wiz_create&{$misc->href}\">{$lang['strcreateviewwiz']}</a></li>\n</ul>\n";
}
/**
* Generate XML for the browser tree.
*/
function doTree() {
global $misc, $data;
$views = $data->getViews();
$reqvars = $misc->getRequestVars('view');
$attrs = array(
'text' => field('relname'),
'icon' => 'View',
'iconAction' => url('display.php', $reqvars, array('view' => field('relname'))),
'toolTip'=> field('relcomment'),
'action' => url('redirect.php', $reqvars, array('view' => field('relname'))),
'branch' => url('views.php', $reqvars,
array (
'action' => 'subtree',
'view' => field('relname')
)
)
);
$misc->printTreeXML($views, $attrs);
exit;
}
function doSubTree() {
global $misc, $data;
$tabs = $misc->getNavTabs('view');
$items = $misc->adjustTabsForTree($tabs);
$reqvars = $misc->getRequestVars('view');
$attrs = array(
'text' => noEscape(field('title')),
'icon' => field('icon'),
'action' => url(field('url'), $reqvars, field('urlvars'), array('view' => $_REQUEST['view'])),
'branch' => ifempty(
field('branch'), '', url(field('url'), field('urlvars'), $reqvars,
array(
'action' => 'tree',
'view' => $_REQUEST['view']
)
)
),
);
$misc->printTreeXML($items, $attrs);
exit;
}
if ($action == 'tree') doTree();
if ($action == 'subtree') dosubTree();
$misc->printHeader($lang['strviews']);
$misc->printBody();
switch ($action) {
case 'selectrows':
if (!isset($_REQUEST['cancel'])) doSelectRows(false);
else doDefault();
break;
case 'confselectrows':
doSelectRows(true);
break;
case 'save_create_wiz':
if (isset($_REQUEST['cancel'])) doDefault();
else doSaveCreateWiz();
break;
case 'wiz_create':
doWizardCreate();
break;
case 'set_params_create':
if (isset($_POST['cancel'])) doDefault();
else doSetParamsCreate();
break;
case 'save_create':
if (isset($_REQUEST['cancel'])) doDefault();
else doSaveCreate();
break;
case 'create':
doCreate();
break;
case 'drop':
if (isset($_POST['drop'])) doDrop(false);
else doDefault();
break;
case 'confirm_drop':
doDrop(true);
break;
default:
doDefault();
break;
}
$misc->printFooter();
?>
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