function _ProcessCodeContainingIterators($st)
{
// recursive
/* ex. $st="somehtmlcode<!--__OEITSTART-->iteratorcode<!--__OEITEND--><!--__OEITSTART-->iteratorcode<!--__OEITEND-->somehtmlcode"
where iteratorcode may = somehtmlcode<!--__OEITSTART-->subiteratorcode<!--__OEITEND-->somehtmlcode<!--__OEITSTART-->subiteratorcode<!--__OEITEND-->somehtmlcode
apply values (HTML modifiers) in somehtmlcode (non-iterator parts) according to current values and row counters - _ApplyValuesInHTMLCode()
then process each top-level iterator block - _ProcessIterator(), who recursively calls _ProcessCodeContainingIterators(iterator's inner code) for each row
returns output html code string with all values and iterators applied
See comments for _ProcessIterator()
* * * */
//echo "Entering _ProcessCodeContainingIterators()<br/>";
if (!isset($st[0])) {
return $st;
}
// fast check for non-empty string
$r = "";
$posLastIterEnd = 0;
while (true) {
$tm_start2 = microtime(true);
$posIterator = strpos($st, $this->ITSTART, $posLastIterEnd);
// find next <!--__OEITSTART
// apply inline HTML modifiers to not-yet-processed html BEFORE iterator block, or remaining code till the end if no more iterators:
$codeOutsideIterator = $posIterator !== false ? substr($st, $posLastIterEnd, $posIterator - $posLastIterEnd) : substr($st, $posLastIterEnd);
if ($codeOutsideIterator) {
//echo '$codeOutsideIterator:';var_dump($codeOutsideIterator);
$tm_start = microtime(true);
$r .= $this->_ApplyValuesInHTMLCode($codeOutsideIterator);
// outside-iterator code
//echo "====TIME USED _ApplyValuesInHTMLCode::".((microtime(true) - $tm_start)*1000)." <br/>";
//echo "\$posIterator = $posIterator ";
}
if ($posIterator === false) {
break;
}
// all processed
// find substring corresponding to iterator (note that iterator may include subiterators):
$tm_start = microtime(true);
$posLastIterEnd = OEDynUtils::FindEndBlock($st, $posIterator + 1, $this->ITSTART, $this->ITEND);
if ($posLastIterEnd < 0) {
return $st;
}
// error, non-terminated block
$posLastIterEnd += strlen($this->ITEND);
// position just after the iterator
//echo "\$posLastIterEnd = $posLastIterEnd ";
// recursive-generate iterator code and apply it to output
//echo '$codeIterator:';var_dump(substr($st, $posIterator, $posLastIterEnd-$posIterator));
$tm_start = microtime(true);
$xCurrentRow = OEDataContainer::$iCurrentRow;
$r .= $this->_ProcessIterator(substr($st, $posIterator, $posLastIterEnd - $posIterator));
// inside-iterator code
OEDataContainer::$iCurrentRow = $xCurrentRow;
// restore global row counter
//echo "====TIME USED _ProcessIterator::".((microtime(true) - $tm_start)*1000)." <br/>";
//echo "====TIME USED inside CI while::".((microtime(true) - $tm_start2)*1000)." <br/>";
}
//echo "_ProcessCodeContainingIterators:";var_dump($r);
return $r;
}
function NextRow()
{
if (empty($this->iRows)) {
return false;
}
// no columns to iterate
$advance = false;
foreach ($this->iRows as $column => $row) {
if (!array_key_exists($column, $this->Values)) {
//echo 'Iterator ended 01 at '.$column.'<br/>';
return false;
// column not found in container
}
if (!isset($this->lastGetNRows[$column])) {
continue;
}
$numRows = $this->lastGetNRows[$column];
if ($row + 1 >= $numRows) {
//echo 'Iterator ended 02 at '.$column.'<br/>';
// return false; // already at last row, stop iteration
continue;
}
$advance = true;
$this->iRow++;
$this->iRows[$column]++;
// select next row
OEDataContainer::$iCurrentRow = $this->iRow;
}
return $advance;
// next row selected in at least one of columns
}
