#!/usr/pkg/bin/php
iJozhaus Phlog - A place to share a few thoughts.	x	x	x	0
i	x	x	x	0
<?php
// Simple Gopher Blog / Phlog
// tfurrows@sdf.org, 2016, public domain 
// v0.2a, it may work, it may not, it works for me

// Simply serves up n recent posts, and allows the user to view older posts
// The site owner must cull/archive older posts manually if they don't wish 
// for them to be included in the main listing.

//// [Settings / variables / globals]
$perPage = 5;
$phlogDir = "/users/tfurrows/phlog"; // relative to your gopher root, for generating links
$siteDir = "/users/tfurrows";
$gopherURL = "sdf.org";

//// [non-config variables]
$terminate = "\tx\tx\t0\n";

//// [Functions]
function getWords($string, $count = 10) {
	preg_match("/(?:\w+(?:\W+|$)){0,$count}/", $string, $matches);
	return $matches[0];
}

//// [Main]

// Determine starting entry by "page"
$urlParam = getenv("QUERY_STRING");

if($urlParam!="") {
	$param = explode("=",$urlParam);
	$currentPage = $param[1];
	$startEntry = (($param[1] * $perPage)-$perPage);
} else {
	$startEntry = 0;
	$currentPage = 1;
}

// get all text files in the current working directory
// as phlog entries, sort by file modification time
$entries = glob("/sdf/ftp/pub/users/tfurrows/phlog/*.txt");
usort($entries, create_function('$b,$a', 'return filemtime($a) - filemtime($b);'));

$count=0;
foreach ($entries as $entry) {
	// Display a brief portion of n entries

	// Determine if they need to skip based on page num
	if($count<$startEntry) {
		$count++;
		continue;
	}

	// Start with some details about this post
	echo "i"."Posted on ".date("D F j, Y, g:i a",filemtime($entry)).$terminate;
	echo "i".str_repeat("-",50).$terminate;

	// get the first n words, format the output for gopher
	$summary = getWords(file_get_contents($entry),20);
	$summary = trim(preg_replace('/\s+/', ' ', $summary));
	$summary = wordwrap($summary,50,"\tx\tx\t0\ni");

	echo "i".$summary." ...".$terminate;
	echo "0Read this post\t".$phlogDir."/".str_replace("/sdf/ftp/pub/users/tfurrows/phlog/","",$entry)."\t".$gopherURL."\t70\tx\tx\t0\n";
	echo "i".$terminate;

	$count++;
	if($count>=($perPage+$startEntry)) break;
}

// If they have more than what is shown, give them a link to view more.
if(count($entries)>$perPage) {
	$totalPages = ceil(count($entries) / $perPage);

	echo "i".$terminate;
	for($i=1;$i<=$totalPages;$i++) {
		if($i == $currentPage) {
			echo "iPage $i (current page)".$terminate;
		} else {
			echo "1Page $i\t".$siteDir."/cgi-bin/phlog.php?page=$i\t".$gopherURL."\t70\n";
		}
	}
}
//echo "1Return to Jozhaus\t/\t$gopherURL\t70\n";
include("../footer.php");
?>