155 lines
3.8 KiB
PHP
155 lines
3.8 KiB
PHP
<?
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// pick a random row from tablename and return the img column
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// FIXME this is a duplicate of the function below it...
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// about 4 tables in global are the same thing with different schema
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function rid($tablename,$usetext=0) {
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if ($usetext) {
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$fields = "img,link";
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} else {
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$fields = "img";
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}
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$ret = mysql_global_call("select $fields from `%s` join (select floor(1+rand()*(select max(id) from `%s`)) as id) as randid using (id)", $tablename, $tablename);
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if ($usetext) {
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return mysql_fetch_row($ret);
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} else {
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return mysql_result($ret,0,0);
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}
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}
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//file format:
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//url (escaped for putting in a href)
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//desc (not escaped)
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//repeat
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function text_link_ad($file) {
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global $text_ads;
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global $text_ads_n;
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if (!isset($text_ads[$file])) {
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$ads = @file($file, FILE_IGNORE_NEW_LINES);
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shuffle($ads);
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$text_ads[$file] = $ads;
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$num_ads = count($ads);
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$n = 0;
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$text_ads_n[$file] = $n;
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} else {
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$ads = $text_ads[$file];
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$n = $text_ads_n[$file];
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$num_ads = count($ads);
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}
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if (!$ads) return "";
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list($url,$desc) = explode("<>",$ads[$n]);
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if (!$url) return "";
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$text = "<strong><a href=\"$url\" rel=\"nofollow\" target=\"_blank\">".htmlspecialchars($desc)."</a></strong>";
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$n++;
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if ($n == $num_ads)
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$n = 0;
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$text_ads_n[$file] = $n;
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return $text;
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}
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//duplicate of rid.php
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//dir - absolute path from web root to dir inc. trailing slash
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//urlroot - what to append the name to to get the url
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function rid_in_directory($dir,$urlroot) {
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global $document_root;
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$realdir = "/www/global/imgtop/dontblockthis/".$dir;
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$ft = "$realdir/files.txt";
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$names = file_array_cached($ft);
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if (!$names) {
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$arr = scandir($realdir);
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foreach ($arr as $fi) {
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if (preg_match("/\.(jpg|gif|png)$/", $fi)) {
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$names[] = $fi;
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}
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}
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file_put_contents($ft, join($names, "\n"));
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}
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return $urlroot.$names[rand(0, count($names)-1)];
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}
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// Takes a dir and a filename and uses file() to parse it
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// then returns a random value.
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function rand_from_flatfile( $dir, $filename )
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{
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$file = $dir . $filename;
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$names = file_array_cached( $file );
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return $names[ rand( 0, count($names)-1 ) ];
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}
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function form_ads(&$dat) {
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$error = false; // unused, errors have ads too
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$dat .= "<div style='position:relative'>";
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/*if(!$error && FIXED_AD == 1) {
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$dat.='<a href="'.FIXED_LINK.'" target="_blank"><img src="//static.4chan.org/support/'.FIXED_IMG.'" width="120" height="240" border="0" style="position: absolute; top: '.$gtop.'px; right: 20px"></a>';
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}*/
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if(FIXED_LEFT_AD == 1) {
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if(defined('FIXED_LEFT_TXT') && FIXED_LEFT_TXT) {
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$dat.= ad_text_for(FIXED_LEFT_TXT);
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}
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else if(defined('FIXED_LEFT_TABLE')) {
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list($ldimg,$ldhref) = rid(FIXED_LEFT_TABLE,1);
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$dat.='<a href="'.$ldhref.'" target="_blank"><img src="'.$ldimg.'" width=120 height=240 border="0" style="position:absolute;left:10%"></a>';
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}
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}
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if(FIXED_RIGHT_AD == 1) {
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if(defined('FIXED_RIGHT_TXT') && FIXED_RIGHT_TXT) {
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$dat.= ad_text_for(FIXED_RIGHT_TXT);
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}
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else if(defined('FIXED_RIGHT_TABLE')) {
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list($ldimg,$ldhref) = rid(FIXED_RIGHT_TABLE,1);
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$dat.='<a href="'.$ldhref.'" target="_blank"><img src="'.$ldimg.'" border="0" style="position:absolute;right:10%"></a>';
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}
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}
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$dat .= "</div>";
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}
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function ad_text_for($path) {
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$txt = @file_get_contents_cached($path);
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if (!$txt) return $txt;
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return preg_replace_callback("@RANDOM@", "rand", $txt);
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}
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function global_msg_txt() {
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static $globalmsgtxt, $globalmsgdate;
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if (!$globalmsgdate) {
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if (file_exists(GLOBAL_MSG_FILE)) {
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$globalmsgtxt = file_get_contents(GLOBAL_MSG_FILE);
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$globalmsgdate = filemtime(GLOBAL_MSG_FILE);
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if ($globalmsgtxt) {
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$globalmsgtxt = str_replace('{{4CHAN_DOMAIN}}', MAIN_DOMAIN, $globalmsgtxt);
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}
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}
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else {
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$globalmsgtxt = null;
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$globalmsgdate = 1;
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}
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}
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return array($globalmsgtxt, $globalmsgdate);
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}
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?>
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