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db_filter_ui: Show help text when users don't select a filter criterion

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This commit is contained in:
Alexander Nicolaysen Sørnes
2008-06-20 21:01:22 +02:00
committed by Chris Morgan
parent 2e81a3cec6
commit 2c49f28671
1 changed files with 12 additions and 0 deletions
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12
include/db_filter_ui.php
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@@ -105,6 +105,7 @@ class FilterInterface
private $oFilterSet; private $oFilterSet;
private $aEscapeChars; private $aEscapeChars;
private $aEscapeCharsWith; private $aEscapeCharsWith;
private $sErrors; // Used to inform the user about errors (and to give advice)
public function FilterInterface($sTableName = '') public function FilterInterface($sTableName = '')
{ {
@@ -112,6 +113,7 @@ class FilterInterface
$this->oFilterSet = new FilterSet(query_escape_string($sTableName)); $this->oFilterSet = new FilterSet(query_escape_string($sTableName));
$this->aEscapeChars = array('.'); $this->aEscapeChars = array('.');
$this->aEscapeCharsWith = array('-'); $this->aEscapeCharsWith = array('-');
$this->sErrors = '';
} }
public function AddFilterObject(Filter $oFilter) public function AddFilterObject(Filter $oFilter)
@@ -358,6 +360,11 @@ class FilterInterface
} }
$shNewItemsEditor .= '<b>Add new filter</b> <i>(You don&#8217;t have to fill out all rows.)</i><br />'; $shNewItemsEditor .= '<b>Add new filter</b> <i>(You don&#8217;t have to fill out all rows.)</i><br />';
/* Show errors, if any */
if($this->sErrors)
$shNewItemsEditor .= "<font color=\"red\">{$this->sErrors}</font>";
foreach($this->aFilterInfo as $oOption) foreach($this->aFilterInfo as $oOption)
{ {
$oDummyFilter = new Filter($oOption->getColumn(), 0, ''); $oDummyFilter = new Filter($oOption->getColumn(), 0, '');
@@ -428,6 +435,11 @@ class FilterInterface
{ {
$oFilter = new Filter($oOption->getColumn(), $iOp, $sData); $oFilter = new Filter($oOption->getColumn(), $iOp, $sData);
$aReturn[] = $oFilter; $aReturn[] = $oFilter;
} else if(!$iOp && $sData)
{
/* The user probably meant to add a filter, but forgot to seelect
a filter criterion */
$this->sErrors .= 'You need to select a filter criterion from the drop-down list<br />';
} }
} }