function join_with_sub_grids($id, $date)
{
global $prefs, $sheetlib;
$result1 = "";
$result2 = "";
$handler = new TikiSheetDatabaseHandler($id, $date);
$handler->setReadDate($date);
$grid = new TikiSheet();
$grid->import($handler);
$childSheetIds = $sheetlib->get_related_sheet_ids($grid->id);
$i = 0;
$grids = array($grid);
foreach ($childSheetIds as $childSheetId) {
$handler = new TikiSheetDatabaseHandler($childSheetId, $date);
$handler->setReadDate($date);
$childSheet = new TikiSheet();
$childSheet->import($handler);
array_push($grids, $childSheet);
$i++;
}
return $grids;
}
}
} elseif (isset($_REQUEST['fileId'])) {
include_once 'lib/filegals/filegallib.php';
$access->check_feature('feature_file_galleries');
$fileInfo = $filegallib->get_file_info($_REQUEST['fileId']);
$handler = new TikiSheetCSVHandler($fileInfo);
$grid = new TikiSheet();
$grid->import($handler);
$tableHtml[0] = $grid->getTableHtml();
$smarty->assign('notEditable', 'true');
if ($handler->truncated) {
$smarty->assign('msg', tra('Spreadsheet truncated'));
}
} else {
//Database sheet
$handler = new TikiSheetDatabaseHandler($_REQUEST['sheetId']);
//We make sheet able to look at other date save
if (isset($_REQUEST['readdate']) && !empty($_REQUEST['readdate'])) {
$smarty->assign('read_date', $_REQUEST['readdate']);
$handler->setReadDate($_REQUEST['readdate']);
}
$grid = new TikiSheet();
$grid->import($handler);
//ensure that sheet isn't being edited, then parse values if needed
if ($_REQUEST['parse'] != 'edit') {
$grid->parseValues = true;
} else {
$grid->parseValues = false;
}
$smarty->assign('parseValues', $grid->parseValues);
$tableHtml[0] = $grid->getTableHtml(true, $_REQUEST['readdate']);
function diff_sheets_as_html($id, $dates = null)
{
global $prefs;
$count_longest = function ($array1, $array2) {
return max(count($array1), count($array2));
};
$join_with_sub_grids = function ($id, $date) {
global $prefs;
$handler = new TikiSheetDatabaseHandler($id, $date);
$handler->setReadDate($date);
$grid = new TikiSheet();
$grid->import($handler);
$childSheetIds = $this->get_related_sheet_ids($grid->id);
$i = 0;
$grids = array($grid);
foreach ($childSheetIds as $childSheetId) {
$handler = new TikiSheetDatabaseHandler($childSheetId, $date);
$handler->setReadDate($date);
$childSheet = new TikiSheet();
$childSheet->import($handler);
array_push($grids, $childSheet);
$i++;
}
return $grids;
};
$sanitize_for_diff = function ($val) {
$val = str_replace("<br/>", "<br>", $val);
$val = str_replace("<br />", "<br>", $val);
$val = str_replace("<br />", "<br>", $val);
$val = str_replace("<BR/>", "<br>", $val);
$val = str_replace("<BR />", "<br>", $val);
$val = str_replace("<BR />", "<br>", $val);
return explode("<br>", $val);
};
$diff_to_html = function ($changes) use($count_longest) {
$result = array("", "");
for ($i = 0; $i < $count_longest($changes->orig, $changes->final); $i++) {
$class = array("", "");
$char = array("", "");
$vals = array(trim($changes->orig[$i]), trim($changes->final[$i]));
if ($vals[0] && $vals[1]) {
if ($vals[0] != $vals[1]) {
$class[1] .= "diffadded";
}
} else {
if ($vals[0]) {
$class[0] .= "diffadded";
$class[1] .= "diffdeleted";
$vals[1] = $vals[0];
$char[1] = "-";
} else {
if ($vals[1]) {
$class[0] .= "diffdeleted";
$class[1] .= "diffadded";
$char[1] = "+";
}
}
}
if ($vals[0]) {
$result[0] .= "<td class='{$class['0']}'>" . $char[0] . $vals[0] . "</td>";
}
if ($vals[1]) {
$result[1] .= "<td class='{$class['1']}'>" . $char[1] . $vals[1] . "</td>";
}
}
return $result;
};
$grids1 = $join_with_sub_grids($id, $dates[0]);
$grids2 = $join_with_sub_grids($id, $dates[1]);
$result1 = '';
$result2 = '';
for ($i = 0; $i < $count_longest($grids1, $grids2); $i++) {
//cycle through the sheets within a spreadsheet
$result1 .= "<table title='" . $grids1[$i]->name() . "'>";
$result2 .= "<table title='" . $grids2[$i]->name() . "'>";
for ($row = 0; $row < $count_longest($grids1[$i]->dataGrid, $grids2[$i]->dataGrid); $row++) {
//cycle through rows
$result1 .= "<tr>";
$result2 .= "<tr>";
for ($col = 0; $col < $count_longest($grids1[$i]->dataGrid[$row], $grids2[$i]->dataGrid[$row]); $col++) {
//cycle through columns
$diff = new Text_Diff($sanitize_for_diff(html_entity_decode($grids1[$i]->dataGrid[$row][$col])), $sanitize_for_diff(html_entity_decode($grids2[$i]->dataGrid[$row][$col])));
$changes = $diff->getDiff();
//I left this diff switch, but it really isn't being used as of now, in the future we may though.
switch (get_class($changes[0])) {
case 'Text_Diff_Op_copy':
$values = $diff_to_html($changes[0]);
break;
case 'Text_Diff_Op_change':
$values = $diff_to_html($changes[0]);
break;
case 'Text_Diff_Op_delete':
$values = $diff_to_html($changes[0]);
break;
case 'Text_Diff_Op_add':
$values = $diff_to_html($changes[0]);
break;
default:
$values = $diff_to_html($changes[0]);
}
$result1 .= empty($values[0]) ? '<td></td>' : $values[0];
$result2 .= empty($values[1]) ? '<td></td>' : $values[1];
}
$result1 .= "</tr>";
$result2 .= "</tr>";
}
$result1 .= "</table>";
$result2 .= "</table>";
}
return array($result1, $result2);
}
