/**
* A recursive function to build a html list
*
* @param array $matches
* @param string $list
* @param int $i
* @param int $depth
* @return string
*/
function lesson_importppt_build_list(array &$matches, $list, &$i, $depth) {
while($i < count($matches[1])) {
$class = lesson_importppt_isolate_class($matches[1][$i]);
if (strstr($class, 'B')) { // make sure we are still working with bullet classes
if ($class == 'B') {
$this_depth = 0; // calling class B depth 0
} else {
// set the depth number. So B1 is depth 1 and B2 is depth 2 and so on
$this_depth = substr($class, 1);
if (!is_numeric($this_depth)) {
print_error('invalidnum');
}
}
if ($this_depth < $depth) {
// we are moving back a level in the nesting
break;
}
if ($this_depth > $depth) {
// we are moving in a lvl in nesting
$list .= '<ul>';
$list = lesson_importppt_build_list($matches, $list, $i, $this_depth);
// once we return back, should go to the start of the while
continue;
}
// no depth changes, so add the match to our list
if ($cleanstring = lesson_importppt_clean_text($matches[3][$i])) {
$list .= '<li>'.lesson_importppt_clean_text($matches[3][$i]).'</li>';
}
$i++;
} else {
// not a B class, so get out of here...
break;
}
}
// end the list and return it
$list .= '</ul>';
return $list;
}
$countmatches = count($matches[1]);
for($i = 0; $i < $countmatches; $i++) { // go through all of our div matches
$class = lesson_importppt_isolate_class($matches[1][$i]); // first step in isolating the class
// check for any static classes
switch ($class) {
case 'T': // class T is used for Titles
$page->title = $matches[3][$i];
break;
case 'B': // I would guess that all bullet lists would start with B then go to B1, B2, etc
case 'B1': // B1-B4 are just insurance, should just hit B and all be taken care of
case 'B2':
case 'B3':
case 'B4':
$page->contents[] = lesson_importppt_build_list($matches, '<ul>', $i, 0); // this is a recursive function that will grab all the bullets and rebuild the list in html
break;
default:
if ($matches[3][$i] != ' ') { // odd crap generated... sigh
if (substr($matches[3][$i], 0, 1) == ':') { // check for leading : ... hate MS ...
$page->contents[] = substr($matches[3][$i], 1); // get rid of :
} else {
$page->contents[] = $matches[3][$i];
}
}
break;
}
}
$pages[] = $page;
}
// check for any static classes
switch ($class) {
case 'T':
// class T is used for Titles
$page->title = $matches[3][$i];
break;
case 'B':
// I would guess that all bullet lists would start with B then go to B1, B2, etc
// I would guess that all bullet lists would start with B then go to B1, B2, etc
case 'B1':
// B1-B4 are just insurance, should just hit B and all be taken care of
// B1-B4 are just insurance, should just hit B and all be taken care of
case 'B2':
case 'B3':
case 'B4':
$page->contents[] = lesson_importppt_build_list($matches, '<ul>', $i, 0);
// this is a recursive function that will grab all the bullets and rebuild the list in html
break;
default:
if ($matches[3][$i] != ' ') {
// odd crap generated... sigh
if (substr($matches[3][$i], 0, 1) == ':') {
// check for leading : ... hate MS ...
$page->contents[] = substr($matches[3][$i], 1);
// get rid of :
} else {
$page->contents[] = $matches[3][$i];
}
}
break;
}
