</span>
HTML;
}
function social_share_count($num) {
    return empty($num) ? "" : "<var class=social-share-count>$num</var>";
}



/**
 * Write out pseudo pagination links.
 * This is just appended no matter the actually available entries.
 * The db() queries themselves handle the LIMIT/OFFSET, depending on a page param.
 *
 */
function pagination($page_no, $GET_param="n") {
    print "<p class=pagination-links> »";
    foreach (range($page_no-2, $page_no+9) as $n) if ($n > 0) {
        print " <a " . ($n==$page_no ? "class=current " : ""). "href=\"?n=$n\">$n</a> ";
    }
    print "« </p>";
}


// CSRF token, only for logged-in users though
// Here they're mainly to prevent remotely initiated requests for other users here, not general form nonces
function csrf($probe=false) {

    // Tokens are stored in session, reusable, but only for an hour
    $store = & $_SESSION[__FUNCTION__];

<?php
 /**
  * api: php
  * title: Input $_REQUEST wrappers
  * type: interface
  * description: Encapsulates input variable superglobals for easy sanitization access
  * version: 2.8
  * revision: $Id$
  * license: Public Domain
  * depends: php:filter, php >5.0, html_purifier
  * config: <const name="INPUT_DIRECT" type="multi" value="disallow" multi="disallow|raw|log" description="filter method for direct $_REQUEST[var] access" />
  *         <const name="INPUT_QUIET" type="bool" value="0" multi="0=report all|1=no notices|2=no warnings" description="suppress access and behaviour notices" />
  * throws: E_USER_NOTICE, E_USER_WARNING, OutOfBoundsException
  *

  * needed - not all input can be filtered anyway. This way an audit handler
  * could always attach there - when desired.
  *
  * The goal is not to coerce, but encourage security via API *simplicity*.
  *
  */


/**
 * Project-specific identifiers.
 *
 * Since `input` is an overly generic name, one might wish to wrap it up if
 * there's an identifier conflict. (Remember; namespaces aren't taxonomies.)
 *
 */
#namespace filter;
#use \ArrayObject, \Countable, \Iterator, \OutOfBoundsException;
#use \HTMLPurifier;


/**
 * Handler name for direct $_REQUEST["array"] access.
 *
 *   "raw" = reports with warning,
 *   "disallow" = throws an exception
 */

     * Categories: [e]=escape, [w]=whitelist, [b]=blacklist, [s]=sanitize, [v]=validate
     *
     */


    
    /**
     * @type    cast
     * @sample  22
     *
     * Integer.
     *
     */
    function _int($data) {
        return (int)$data;
    }

    /**
     * @type    cast
     * @sample  3.14159
     *
     * Float.
     *
     */
    function _float($data) {
        return (float)$data;
    }
    
    /**
     * @type    white, strip
     * @sample  "_foo123"
     *
     * Alphanumeric strings.
     * (e.g. var names, letters and numbers, may contain international letters)
     *
     */
    function _name($data) {
        return preg_replace("/\W+/u", "", $data);
    }

    /**
     * @type    white, strip
     * @sample  "xvar.1_2.x"
     *
     * Identifiers with underscores and dots,

     *
     */
    function _id($data) {
        return preg_replace("#(^[^a-z_]+)|[^\w\d_.]+|([^\w_]$)#i", "", $data);
    }

    /**
     * @type    white, strip
     * @sample  "tag-name-123"
     *
     * Alphanumeric strings with dashes. Commonly used for slugs.
     * Consecutive dashes and underscores are compacted.
     *
     */
    function _slug($data) {
        return preg_replace("/[^\w-]+|^[^a-z]+|[^\w]+$|(?<=[-_])[-_]+/", "", strtolower($s));
    }
    
    /**
     * @type    white, strip
     * @sample  "Hello - World. Foo + 3, Bar."
     * 
     * Flow text with whitespace,
     * with minimal interpunction allowed (optional parameter).
     *
     */
    function _words($data, $extra="") {
        return preg_replace("/[^\w\d\s,._\-+$extra]+/u", " ", strip_tags($data));
    }

    /**

 *   → RSS/Atom links for update feed comprised of all projects.
 *
 */


$header_add = "<link rel=alternate type=application/rss+xml href=/feed/xfer.rss>\n<link rel=alternate type=application/atom+xml href=/feed/xfer.atom>";
include("template/header.php");
include("template/index_sidebar.php");
?> <section id=main> <?php


// query projects
$page_no = $_GET->int->range…1…100["n"];
$releases = db("
    SELECT *
      FROM release_versions
     WHERE flag < 5
     LIMIT 40
    OFFSET 40*?
", $page_no - 1);


// Convert entries to HTML output
foreach ($releases as $entry) {


    prepare_output($entry);


    include("template/index_project.php");


















}



// Add pseudo pagination for further pages.
pagination($page_no, "n");






include("template/bottom.php");





?>

     WHERE name = ?
       AND NOT deleted
     LIMIT 1
", $name);

// Show sidebar + long project description
if ($entry = $releases->fetch()) {


    prepare_output($entry);

    include("template/projects_sidebar.php");
    include("template/projects_description.php");
}



#-- Retrieve all released versions
$releases = db("
    SELECT *, MAX(t_changed)
      FROM release
     WHERE name = ?
       AND flag < 5
       AND NOT deleted
  GROUP BY version
  ORDER BY t_published DESC, t_changed DESC
", $name);

?> <article class=release-list>  <h4>Recent Releases</h4> <?php
while ($entry = $releases->fetch()) {


    prepare_output($entry);
    include("template/projects_release_entry.php");
}
?> </article> <?php


// html tail
include("template/bottom.php");



?>

<?php
/**
 * api: freshcode
 * type: page
 * title: Submit/edit project or release
 * description: Single-page edit form for projects and their releases
 * version: 0.6.0
 * category: form
 * license: AGPLv3
 * 

 * Prepares the submission form. On POST checks a few constraints,

 * but UPDATE itself is handled by release::update() and ::store().
 *
 * Tags: http://aehlke.github.io/tag-it/
 *
 */



// Form field names
$form_fields = array(

// Retrieve existing project data in DB.
$data = release::latest($name);
$is_new = empty($data);

// Else create empty form value defaults in $data
if ($is_new) {
    $data = array_fill_keys($form_fields, "");
    $data["name"] = $name;
    $data["submitter"] = $_SESSION["name"];
}


// Project entry can be locked for editing by specific OpenIDs.
if (!release::permission($data, $_SESSION["openid"])) {

<?php
/**
 * type: template
 * title: frontpage feeds
 * description: Outputs #sidebar on frontage, containing template/feed.*.htm
 *
 * The feed.*.htm files are regularily updated
 * by cron.daily/newsfeeeds. Thus does not need
 * further processing here.
 *
 */

?>

 <aside id=sidebar>

    <section class="article-links untrimmed">
        <h5>linux.com Software</h5>
        <?php  include("template/feed.linuxcom.htm");  ?>
    </section>

    <section class="article-links trimmed">
        <h5>reddit /r/linux</h5>
        <?php  include("template/feed.reddit.htm");  ?>
    </section>

 </aside>

<?php
/**
 * api: include
 * type: template
 * title: Project description
 * description: Displays title, version, description, tags, homepage + download button
 * depends: wrap_tags
 *
 * Each projects/ page description contains
 *
 *   → Headline of project title and current version
 *   → Screenshot image
 *   → Description
 *   → Tag list (tags, license, state)
 *   → [Homepage] and [Download] link buttons
 *
 */


$_ = "trim";

print <<<PROJECT
      <article class=project>

        <h3>
            <a href="projects/$entry[name]">
               $entry[title]

<?php
/**
 * api: include
 * type: template
 * title: Project version entry
 * description: Displays a release, with scope and changes
 * depends: strftime
 *
 * Shows versioning history of projects/
 *   → Date and Version
 *   → Scope and Changes
 *
 * This template, obviously, gets iterated over to output all
 * release entries.

<?php
/**
 * api: include
 * type: template
 * title: Sidebar links for project
 * description: Shows project URLs, submitter, submit/ and flag/ link, social bookmarks
 * depends: proj_links, social_share_count, social_share_links
 *
 * Creates #sidebar with four <section>s:
 *   → Project links (homepage, download, other URLs)
 *   → Submitter with gravatar/identicon
 *   → Submission edit button, and flag/ link
 *   → Social sharing links and ★ star count.
 *
 */

$_ = "trim";

print <<<SIDEBAR
      <aside id=sidebar>
         <section>
           <h5>Links</h5>
           <a href="$entry[homepage]"><img src="img/home.png" width=11 height=11> Project Website</a><br>
           <a href="$entry[download]"><img src="img/disk.png" width=11 height=11> Download</a><br>