= 1)) {
$search = str_replace(' ',' ',$search);
}
//remove multiple speech marks:
while ((substr_count($search,'""') >= 1)) {
$search = str_replace('""','"',$search);
}
//remove speech marks on start or end only
if (($search[0] == '"') and ($search[(strlen($search) - 1)] <> '"') or ($search[0] <> '"') and ($search[(strlen($search) - 1)] == '"')) {
$search = str_replace('"','',$search);
}
//define globals so they can be returned by functions
$GLOBALS['highlight1'] = '';
$GLOBALS['highlight2'] = '';
$GLOBALS['result'] = '';
$GLOBALS['theurl'] = '';
$GLOBALS['thedate'] = '';
function highlight($thefield,$thefieldlow,$thesearch) {
$fieldlength = strlen($thefield);
$searchlength = strlen($thesearch);
$pos = strpos($thefield, $thesearch);
$stringend = $searchlength + $pos;
$slice1 = substr($thefield, 0, $pos);
$slice2 = substr($thefield, $pos, $searchlength);
$slice3 = substr($thefield, $stringend);
$GLOBALS['result'] = $slice1.$GLOBALS['highlight1'].$slice2.$GLOBALS['highlight2'].$slice3; //rebuild text with highlight
}
function getdetails($myurl,$folder,$demo_path,$demo_name,$demo_day,$demo_month,$demo_year) {
$filetype_check = substr($demo_path,-4);
if ($filetype_check <> '.php') {
$filetype = '.html';
}
if ($demo_name == 'Using Images To Show Link States') {$filetype = '.html#using';}
switch ($folder) {
case '': $folder = 'demos/'; break;
case 'r': $folder = 'archives/'; break;
case 'b': $folder = 'bugs/'; break;
case 't': $folder = 'tips/'; break;
case 'a': $folder = 'articles/'; break;
case 'l': $folder = 'testlab/';
}
if ($demo_day <> '') {
$GLOBALS['thedate'] = date('jS F Y', mktime(0,0,0,$demo_month,$demo_day,($demo_year + 2000)));
} else {
$GLOBALS['thedate'] = 'Unknown date';
}
$GLOBALS['theurl'] = $myurl.$folder.$demo_path.$filetype;
}
$title = 'Flat File Database Demo 6';
echo <<
$title
$title
HTML;
if (($search == '') or ($search == '"')) {exit('No usable search string found!');}
$fp = fopen('../databases/demos.txt','r');
if (!$fp) {exit('
ERROR: Unable to open database file!
');}
$row = 0;
while (!feof($fp)) {
$col[$row] = fgets($fp,1024); //use 2048 if very long lines
$row++;
}
fclose($fp);
//Avoid sort below if you have numbers at the start of each line!
//It puts all the lines beginning with 1 first, eg: 1, 10, 11, 12 etc.
//sort($col);
reset($col);
$arrays = count($col) - 1;
$GLOBALS['finds'] = '';
$loop = -1;
$and = $once = $found = $found1 = $found2 = $bothfound = $search2also = 'no';
$count = 0;
$speechmarks = '';
//test for AND but not two words that must be together (""):
if ((strstr($search,' AND ')) and ($search[0] <> '"')) {
$and = 'yes';
list ($word1, $word2, $word3) = explode (' ', $search); //remove AND
$word1 = strtolower($word1);
$word3 = strtolower($word3);
if ($word1 == $word3) {
$search = $word1;
$and = 'no';
} else {
$search1 = $word1;
$search2 = $word3;
while ($loop < $arrays) {
$loop++;
list($folder,$demo_path,$demo_name,$demo_notes,$demo_day,$demo_month,$demo_year) = explode('|',$col[$loop]);
$field = $demo_name.'|'.$demo_notes; //preserve original text
$fieldlow = strtolower($field);
if ((strstr($fieldlow,$search1)) and (strstr($fieldlow,$search2))) {
$found = $found1 = $found2 = $bothfound = 'yes';
getdetails($myurl,$folder,$demo_path,$demo_name,$demo_day,$demo_month,$demo_year);
//word1
highlight($fieldlow,$field,$search1);
//word2
$fieldlow = strtolower($GLOBALS['result']); //update field to include highlighted version from above
highlight($fieldlow,$GLOBALS['result'],$search2);
list($highlighted,$highlighted2) = explode('|',$GLOBALS['result']);
if ($count >= $limit) {
$hide = floor($count / $limit);
$showpages = 'yes';
}
$GLOBALS['finds'].='
';
$count++;
}
}
}
}
if (($and == 'no') and ($bothfound == 'no')) {
$search = strtolower($search);
$search1 = $search2 = '';
if (strstr($search,' ')) {
list ($search1, $search2) = explode (' ', $search);
if ($search2 == $search1) {//when both words are the same
$search = $search1; //make search just first word
$search1 = $search2 = ''; //destroy both words from split
}
}
//test for space in search but not two words that must be together (""):
if ((strstr($search,' ')) and ($search[0] <> '"')) {
list ($search1, $search2) = explode (' ', $search);
//search for two separate words
while ($loop < $arrays) {
$loop++;
$search2also = 'no';
list($folder,$demo_path,$demo_name,$demo_notes,$demo_day,$demo_month,$demo_year) = explode('|',$col[$loop]);
$field = $demo_name.'|'.$demo_notes; //preserve original text
$fieldlow = strtolower($field);
$fieldkept = $fieldlow; //preserve text without web code
if (strstr($fieldlow,$search1)) {
if (strstr($fieldlow,$search2)) {$search2also = $bothfound = 'yes';}
$found = $found1 = 'yes';
getdetails($myurl,$folder,$demo_path,$demo_name,$demo_day,$demo_month,$demo_year);
highlight($fieldlow,$field,$search1);
if ($search2also <> 'yes') { //only output once when both words on same row
list($highlighted,$highlighted2) = explode('|',$GLOBALS['result']);
if ($count >= $limit) {
$hide = floor($count / $limit);
$showpages = 'yes';
}
$GLOBALS['finds'].='