<?php
// Shaarli 0.0.42 beta - Shaare your links...
-// The personal, minimalist, super-fast, no-database delicious clone. By sebsauvage.net
+// The personal, minimalist, super-fast, no-database Delicious clone. By sebsauvage.net
// http://sebsauvage.net/wiki/doku.php?id=php:shaarli
// Licence: http://www.opensource.org/licenses/zlib-license.php
-// Requires: php 5.1.x (but autocomplete fields will only work if you have php 5.2.x)
+// Requires: PHP 5.1.x (but autocomplete fields will only work if you have PHP 5.2.x)
// -----------------------------------------------------------------------------------------------
// NEVER TRUST IN PHP.INI
// Some hosts do not define a default timezone in php.ini,
$GLOBALS['config']['ENABLE_THUMBNAILS'] = true; // Enable thumbnails in links.
$GLOBALS['config']['CACHEDIR'] = 'cache'; // Cache directory for thumbnails for SLOW services (like flickr)
$GLOBALS['config']['PAGECACHE'] = 'pagecache'; // Page cache directory.
-$GLOBALS['config']['ENABLE_LOCALCACHE'] = true; // Enable Shaarli to store thumbnail in a local cache. Disable to reduce webspace usage.
+$GLOBALS['config']['ENABLE_LOCALCACHE'] = true; // Enable Shaarli to store thumbnail in a local cache. Disable to reduce web space usage.
$GLOBALS['config']['PUBSUBHUB_URL'] = ''; // PubSubHubbub support. Put an empty string to disable, or put your hub url here to enable.
$GLOBALS['config']['UPDATECHECK_FILENAME'] = $GLOBALS['config']['DATADIR'].'/lastupdatecheck.txt'; // For updates check of Shaarli.
$GLOBALS['config']['UPDATECHECK_INTERVAL'] = 86400 ; // Updates check frequency for Shaarli. 86400 seconds=24 hours
// Note: You must have publisher.php in the same directory as Shaarli index.php
// -----------------------------------------------------------------------------------------------
-// You should not touch below (or at your own risks !)
-// Optionnal config file.
+// You should not touch below (or at your own risks!)
+// Optional config file.
if (is_file($GLOBALS['config']['DATADIR'].'/options.php')) require($GLOBALS['config']['DATADIR'].'/options.php');
define('shaarli_version','0.0.42 beta');
-define('PHPPREFIX','<?php /* '); // Prefix to encapsulate data in php code.
-define('PHPSUFFIX',' */ ?>'); // Suffix to encapsulate data in php code.
+define('PHPPREFIX','<?php /* '); // Prefix to encapsulate data in PHP code.
+define('PHPSUFFIX',' */ ?>'); // Suffix to encapsulate data in PHP code.
// http://server.com/x/shaarli --> /shaarli/
define('WEB_PATH', substr($_SERVER["REQUEST_URI"], 0, 1+strrpos($_SERVER["REQUEST_URI"], '/', 0)));
// Set session parameters on server side.
define('INACTIVITY_TIMEOUT',3600); // (in seconds). If the user does not access any page within this time, his/her session is considered expired.
ini_set('session.use_cookies', 1); // Use cookies to store session.
-ini_set('session.use_only_cookies', 1); // Force cookies for session (phpsessionID forbidden in URL)
-ini_set('session.use_trans_sid', false); // Prevent php to use sessionID in URL if cookies are disabled.
+ini_set('session.use_only_cookies', 1); // Force cookies for session (phpsessionID forbidden in URL).
+ini_set('session.use_trans_sid', false); // Prevent PHP form using sessionID in URL if cookies are disabled.
session_name('shaarli');
if (session_id() == '') session_start(); // Start session if needed (Some server auto-start sessions).
header("Cache-Control: post-check=0, pre-check=0", false);
header("Pragma: no-cache");
-// Directories creations (Note that your web host may require differents rights than 705.)
+// Directories creations (Note that your web host may require different rights than 705.)
if (!is_writable(realpath(dirname(__FILE__)))) die('<pre>ERROR: Shaarli does not have the right to write in its own directory ('.realpath(dirname(__FILE__)).').</pre>');
if (!is_dir($GLOBALS['config']['DATADIR'])) { mkdir($GLOBALS['config']['DATADIR'],0705); chmod($GLOBALS['config']['DATADIR'],0705); }
if (!is_dir('tmp')) { mkdir('tmp',0705); chmod('tmp',0705); } // For RainTPL temporary files.
autoLocale(); // Sniff browser language and set date format accordingly.
header('Content-Type: text/html; charset=utf-8'); // We use UTF-8 for proper international characters handling.
-// Check php version
+// Check PHP version
function checkphpversion()
{
if (version_compare(PHP_VERSION, '5.1.0') < 0)
{
header('Content-Type: text/plain; charset=utf-8');
- echo 'Your server supports php '.PHP_VERSION.'. Shaarli requires at least php 5.1.0, and thus cannot run. Sorry.';
+ echo 'Your server supports PHP '.PHP_VERSION.'. Shaarli requires at least php 5.1.0, and thus cannot run. Sorry.';
exit;
}
}
$version=shaarli_version;
list($httpstatus,$headers,$data) = getHTTP('http://sebsauvage.net/files/shaarli_version.txt',2);
if (strpos($httpstatus,'200 OK')!==false) $version=$data;
- // If failed, nevermind. We don't want to bother the user with that.
+ // If failed, never mind. We don't want to bother the user with that.
file_put_contents($GLOBALS['config']['UPDATECHECK_FILENAME'],$version); // touch file date
}
// Compare versions:
class pageCache
{
private $url; // Full URL of the page to cache (typically the value returned by pageUrl())
- private $shouldBeCached; // boolean: Should this url be cached ?
- private $filename; // Name of the cache file for this url
+ private $shouldBeCached; // boolean: Should this url be cached?
+ private $filename; // Name of the cache file for this url.
/*
- $url = url (typically the value returned by pageUrl())
+ $url = URL (typically the value returned by pageUrl())
$shouldBeCached = boolean. If false, the cache will be disabled.
*/
public function __construct($url,$shouldBeCached)
}
/* Returns the small hash of a string, using RFC 4648 base64url format
- eg. smallHash('20111006_131924') --> yZH23w
+ e.g. smallHash('20111006_131924') --> yZH23w
Small hashes:
- are unique (well, as unique as crc32, at last)
- are always 6 characters long.
return strtr($t, '+/', '-_');
}
-// In a string, converts urls to clickable links.
+// In a string, converts URLs to clickable links.
// Function inspired from http://www.php.net/manual/en/function.preg-replace.php#85722
function text2clickable($url)
{
function autoLocale()
{
$loc='en_US'; // Default if browser does not send HTTP_ACCEPT_LANGUAGE
- if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) // eg. "fr,fr-fr;q=0.8,en;q=0.5,en-us;q=0.3"
- { // (It's a bit crude, but it works very well. Prefered language is always presented first.)
+ if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) // e.g. "fr,fr-fr;q=0.8,en;q=0.5,en-us;q=0.3"
+ { // (It's a bit crude, but it works very well. Preferred language is always presented first.)
if (preg_match('/([a-z]{2}(-[a-z]{2})?)/i',$_SERVER['HTTP_ACCEPT_LANGUAGE'],$matches)) $loc=$matches[1];
}
setlocale(LC_TIME,$loc); // LC_TIME = Set local for date/time format only.
}
function fillSessionInfo() {
- $_SESSION['uid'] = sha1(uniqid('',true).'_'.mt_rand()); // generate unique random number (different than phpsessionid)
+ $_SESSION['uid'] = sha1(uniqid('',true).'_'.mt_rand()); // Generate unique random number (different than phpsessionid)
$_SESSION['ip']=allIPs(); // We store IP address(es) of the client to make sure session is not hijacked.
$_SESSION['username']=$GLOBALS['login'];
$_SESSION['expires_on']=time()+INACTIVITY_TIMEOUT; // Set session expiration.
{
if (!ban_canLogin()) die('I said: NO. You are banned for the moment. Go away.');
if (isset($_POST['password']) && tokenOk($_POST['token']) && (check_auth($_POST['login'], $_POST['password'])))
- { // Login/password is ok.
+ { // Login/password is OK.
ban_loginOk();
// If user wants to keep the session cookie even after the browser closes:
if (!empty($_POST['longlastingsession']))
$cookiedir = ''; if(dirname($_SERVER['SCRIPT_NAME'])!='/') $cookiedir=dirname($_SERVER["SCRIPT_NAME"]).'/';
session_set_cookie_params($_SESSION['longlastingsession'],$cookiedir,$_SERVER['HTTP_HOST']); // Set session cookie expiration on client side
- // Note: Never forget the trailing slash on the cookie path !
+ // Note: Never forget the trailing slash on the cookie path!
session_regenerate_id(true); // Send cookie with new expiration date to browser.
}
else // Standard session expiration (=when browser closes)
// Misc utility functions:
// Returns the server URL (including port and http/https), without path.
-// eg. "http://myserver.com:8080"
+// e.g. "http://myserver.com:8080"
// You can append $_SERVER['SCRIPT_NAME'] to get the current script URL.
function serverUrl()
{
}
// Returns the absolute URL of current script, without the query.
-// (eg. http://sebsauvage.net/links/)
+// (e.g. http://sebsauvage.net/links/)
function indexUrl()
{
$scriptname = $_SERVER["SCRIPT_NAME"];
// If the script is named 'index.php', we remove it (for better looking URLs,
- // eg. http://mysite.com/shaarli/?abcde instead of http://mysite.com/shaarli/index.php?abcde)
+ // e.g. http://mysite.com/shaarli/?abcde instead of http://mysite.com/shaarli/index.php?abcde)
if (endswith($scriptname,'index.php')) $scriptname = substr($scriptname,0,strlen($scriptname)-9);
return serverUrl() . $scriptname;
}
// Returns the absolute URL of current script, WITH the query.
-// (eg. http://sebsauvage.net/links/?toto=titi&spamspamspam=humbug)
+// (e.g. http://sebsauvage.net/links/?toto=titi&spamspamspam=humbug)
function pageUrl()
{
return indexUrl().(!empty($_SERVER["QUERY_STRING"]) ? '?'.$_SERVER["QUERY_STRING"] : '');
}
-// Convert post_max_size/upload_max_filesize (eg.'16M') parameters to bytes.
+// Convert post_max_size/upload_max_filesize (e.g. '16M') parameters to bytes.
function return_bytes($val)
{
$val = trim($val); $last=strtolower($val[strlen($val)-1]);
$size2 = return_bytes(ini_get('upload_max_filesize'));
// Return the smaller of two:
$maxsize = min($size1,$size2);
- // FIXME: Then convert back to readable notations ? (eg. 2M instead of 2000000)
+ // FIXME: Then convert back to readable notations ? (e.g. 2M instead of 2000000)
return $maxsize;
}
function linkdate2locale($linkdate)
{
return utf8_encode(strftime('%c',linkdate2timestamp($linkdate))); // %c is for automatic date format according to locale.
- // Note that if you use a local which is not installed on your webserver,
+ // Note that if you use a locale which is not installed on your webserver,
// the date will not be displayed in the chosen locale, but probably in US notation.
}
}
/* GET an URL.
- Input: $url : url to get (http://...)
+ Input: $url : URL to get (http://...)
$timeout : Network timeout (will wait this many seconds for an anwser before giving up).
- Output: An array. [0] = HTTP status message (eg. "HTTP/1.1 200 OK") or error message
- [1] = associative array containing HTTP response headers (eg. echo getHTTP($url)[1]['Content-Type'])
+ Output: An array. [0] = HTTP status message (e.g. "HTTP/1.1 200 OK") or error message
+ [1] = associative array containing HTTP response headers (e.g. echo getHTTP($url)[1]['Content-Type'])
[2] = data
Example: list($httpstatus,$headers,$data) = getHTTP('http://sebauvage.net/');
if (strpos($httpstatus,'200 OK')!==false)
$context = stream_context_create($options);
$data=file_get_contents($url,false,$context,-1, 4000000); // We download at most 4 Mb from source.
if (!$data) { return array('HTTP Error',array(),''); }
- $httpStatus=$http_response_header[0]; // eg. "HTTP/1.1 200 OK"
+ $httpStatus=$http_response_header[0]; // e.g. "HTTP/1.1 200 OK"
$responseHeaders=http_parse_headers_shaarli($http_response_header);
return array($httpStatus,$responseHeaders,$data);
}
- catch (Exception $e) // getHTTP *can* fail silentely (we don't care if the title cannot be fetched)
+ catch (Exception $e) // getHTTP *can* fail silently (we don't care if the title cannot be fetched)
{
return array($e->getMessage(),'','');
}
return $rnd;
}
-// Tells if a token is ok. Using this function will destroy the token.
-// true=token is ok.
+// Tells if a token is OK. Using this function will destroy the token.
+// true=token is OK.
function tokenOk($token)
{
if (isset($_SESSION['tokens'][$token]))
{
unset($_SESSION['tokens'][$token]); // Token is used: destroy it.
- return true; // Token is ok.
+ return true; // Token is OK.
}
return false; // Wrong token, or already used.
}
$this->tpl->assign('version',shaarli_version);
$this->tpl->assign('scripturl',indexUrl());
$this->tpl->assign('pagetitle','Shaarli');
- $this->tpl->assign('privateonly',!empty($_SESSION['privateonly'])); // Show only private links ?
+ $this->tpl->assign('privateonly',!empty($_SESSION['privateonly'])); // Show only private links?
if (!empty($GLOBALS['title'])) $this->tpl->assign('pagetitle',$GLOBALS['title']);
if (!empty($GLOBALS['titleLink'])) $this->tpl->assign('titleLink',$GLOBALS['titleLink']);
if (!empty($GLOBALS['pagetitle'])) $this->tpl->assign('pagetitle',$GLOBALS['pagetitle']);
}
// Render a specific page (using a template).
- // eg. pb.renderPage('picwall')
+ // e.g. pb.renderPage('picwall')
public function renderPage($page)
{
if ($this->tpl===false) $this->initialize(); // Lazy initialization
Available keys:
title : Title of the link
- url : URL of the link. Can be absolute or relative. Relative URLs are permalinks (eg.'?m-ukcw')
+ url : URL of the link. Can be absolute or relative. Relative URLs are permalinks (e.g.'?m-ukcw')
description : description of the entry
- private : Is this link private ? 0=no, other value=yes
- linkdate : date of the creation of this entry, in the form YYYYMMDD_HHMMSS (eg.'20110914_192317')
+ private : Is this link private? 0=no, other value=yes
+ linkdate : date of the creation of this entry, in the form YYYYMMDD_HHMMSS (e.g.'20110914_192317')
tags : tags attached to this entry (separated by spaces)
We implement 3 interfaces:
*/
class linkdb implements Iterator, Countable, ArrayAccess
{
- private $links; // List of links (associative array. Key=linkdate (eg. "20110823_124546"), value= associative array (keys:title,description...)
+ private $links; // List of links (associative array. Key=linkdate (e.g. "20110823_124546"), value= associative array (keys:title,description...)
private $urls; // List of all recorded URLs (key=url, value=linkdate) for fast reserve search (url-->linkdate)
private $keys; // List of linkdate keys (for the Iterator interface implementation)
private $position; // Position in the $this->keys array. (for the Iterator interface implementation.)
- private $loggedin; // Is the used logged in ? (used to filter private links)
+ private $loggedin; // Is the user logged in? (used to filter private links)
// Constructor:
function __construct($isLoggedIn)
- // Input : $isLoggedIn : is the used logged in ?
+ // Input : $isLoggedIn : is the user logged in?
{
$this->loggedin = $isLoggedIn;
$this->checkdb(); // Make sure data file exists.
public function offsetSet($offset, $value)
{
if (!$this->loggedin) die('You are not authorized to add a link.');
- if (empty($value['linkdate']) || empty($value['url'])) die('Internal Error: A link should always have a linkdate and url.');
+ if (empty($value['linkdate']) || empty($value['url'])) die('Internal Error: A link should always have a linkdate and URL.');
if (empty($offset)) die('You must specify a key.');
$this->links[$offset] = $value;
$this->urls[$value['url']]=$offset;
invalidateCaches();
}
- // Returns the link for a given URL (if it exists). false it does not exist.
+ // Returns the link for a given URL (if it exists). False if it does not exist.
public function getLinkFromUrl($url)
{
if (isset($this->urls[$url])) return $this->links[$this->urls[$url]];
return false;
}
- // Case insentitive search among links (in url, title and description). Returns filtered list of links.
- // eg. print_r($mydb->filterFulltext('hollandais'));
+ // Case insensitive search among links (in the URLs, title and description). Returns filtered list of links.
+ // e.g. print_r($mydb->filterFulltext('hollandais'));
public function filterFulltext($searchterms)
{
// FIXME: explode(' ',$searchterms) and perform a AND search.
- // FIXME: accept double-quotes to search for a string "as is" ?
+ // FIXME: accept double-quotes to search for a string "as is"?
$filtered=array();
$s = strtolower($searchterms);
foreach($this->links as $l)
// Filter by tag.
// You can specify one or more tags (tags can be separated by space or comma).
- // eg. print_r($mydb->filterTags('linux programming'));
+ // e.g. print_r($mydb->filterTags('linux programming'));
public function filterTags($tags,$casesensitive=false)
{
$t = str_replace(',',' ',($casesensitive?$tags:strtolower($tags)));
return $filtered;
}
- // Filter by day. Day must be in the form 'YYYYMMDD' (eg. '20120125')
+ // Filter by day. Day must be in the form 'YYYYMMDD' (e.g. '20120125')
// Sort order is: older articles first.
- // eg. print_r($mydb->filterDay('20120125'));
+ // e.g. print_r($mydb->filterDay('20120125'));
public function filterDay($day)
{
$filtered=array();
}
// ------------------------------------------------------------------------------------------
-// Ouput the last N links in RSS 2.0 format.
+// Output the last N links in RSS 2.0 format.
function showRSS()
{
header('Content-Type: application/rss+xml; charset=utf-8');
// $usepermalink : If true, use permalink instead of final link.
- // User just has to add 'permalink' in URL parameters. eg. http://mysite.com/shaarli/?do=rss&permalinks
+ // User just has to add 'permalink' in URL parameters. e.g. http://mysite.com/shaarli/?do=rss&permalinks
$usepermalinks = isset($_GET['permalinks']);
// Cache system
$cached = $cache->cachedVersion(); if (!empty($cached)) { echo $cached; exit; }
// If cached was not found (or not usable), then read the database and build the response:
- $LINKSDB=new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']); // Read links from database (and filter private links if used it not logged in).
+ $LINKSDB=new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']); // Read links from database (and filter private links if user it not logged in).
- // Optionnaly filter the results:
+ // Optionally filter the results:
$linksToDisplay=array();
if (!empty($_GET['searchterm'])) $linksToDisplay = $LINKSDB->filterFulltext($_GET['searchterm']);
elseif (!empty($_GET['searchtags'])) $linksToDisplay = $LINKSDB->filterTags(trim($_GET['searchtags']));
}
// ------------------------------------------------------------------------------------------
-// Ouput the last N links in ATOM format.
+// Output the last N links in ATOM format.
function showATOM()
{
header('Content-Type: application/atom+xml; charset=utf-8');
// $usepermalink : If true, use permalink instead of final link.
- // User just has to add 'permalink' in URL parameters. eg. http://mysite.com/shaarli/?do=atom&permalinks
+ // User just has to add 'permalink' in URL parameters. e.g. http://mysite.com/shaarli/?do=atom&permalinks
$usepermalinks = isset($_GET['permalinks']);
// Cache system
$LINKSDB=new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']); // Read links from database (and filter private links if used it not logged in).
- // Optionnaly filter the results:
+ // Optionally filter the results:
$linksToDisplay=array();
if (!empty($_GET['searchterm'])) $linksToDisplay = $LINKSDB->filterFulltext($_GET['searchterm']);
elseif (!empty($_GET['searchtags'])) $linksToDisplay = $LINKSDB->filterTags(trim($_GET['searchtags']));
if (empty($days[$day])) $days[$day]=array();
$days[$day][]=$linkdate;
}
- if (count($days)>$nb_of_days) break; // Have we collected enough days ?
+ if (count($days)>$nb_of_days) break; // Have we collected enough days?
}
// Build the RSS feed.
}
/* We need to spread the articles on 3 columns.
- I did not want to use a javascript lib like http://masonry.desandro.com/
+ I did not want to use a JavaScript lib like http://masonry.desandro.com/
so I manually spread entries with a simple method: I roughly evaluate the
height of a div according to title and description length.
*/
// Roughly estimate length of entry (by counting characters)
// Title: 30 chars = 1 line. 1 line is 30 pixels height.
// Description: 836 characters gives roughly 342 pixel height.
- // This is not perfect, but it's usually ok.
+ // This is not perfect, but it's usually OK.
$length=strlen($link['title'])+(342*strlen($link['description']))/836;
if ($link['thumbnail']) $length +=100; // 1 thumbnails roughly takes 100 pixels height.
// Then put in column which is the less filled:
// -------- Picture wall
if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=picwall'))
{
- // Optionnaly filter the results:
+ // Optionally filter the results:
$links=array();
if (!empty($_GET['searchterm'])) $links = $LINKSDB->filterFulltext($_GET['searchterm']);
elseif (!empty($_GET['searchtags'])) $links = $LINKSDB->filterTags(trim($_GET['searchtags']));
if (isset($_GET['linksperpage']))
{
if (is_numeric($_GET['linksperpage'])) { $_SESSION['LINKS_PER_PAGE']=abs(intval($_GET['linksperpage'])); }
- // Make sure the referer is from Shaarli itself.
+ // Make sure the referrer is Shaarli itself.
$referer = '?';
if (!empty($_SERVER['HTTP_REFERER']) && strcmp(parse_url($_SERVER['HTTP_REFERER'],PHP_URL_HOST),$_SERVER['HTTP_HOST'])==0)
$referer = $_SERVER['HTTP_REFERER'];
{
unset($_SESSION['privateonly']); // See all links
}
- // Make sure the referer is from Shaarli itself.
+ // Make sure the referrer is Shaarli itself.
$referer = '?';
if (!empty($_SERVER['HTTP_REFERER']) && strcmp(parse_url($_SERVER['HTTP_REFERER'],PHP_URL_HOST),$_SERVER['HTTP_HOST'])==0)
$referer = $_SERVER['HTTP_REFERER'];
// -------- Handle other actions allowed for non-logged in users:
if (!isLoggedIn())
{
- // User tries to post new link but is not loggedin:
+ // User tries to post new link but is not logged in:
// Show login screen, then redirect to ?post=...
if (isset($_GET['post']))
{
$PAGE = new pageBuilder;
buildLinkList($PAGE,$LINKSDB); // Compute list of links to display
$PAGE->renderPage('linklist');
- exit; // Never remove this one ! All operations below are reserved for logged in user.
+ exit; // Never remove this one! All operations below are reserved for logged in user.
}
// -------- All other functions are reserved for the registered user:
if ($GLOBALS['config']['OPEN_SHAARLI']) die('You are not supposed to change a password on an Open Shaarli.');
if (!empty($_POST['setpassword']) && !empty($_POST['oldpassword']))
{
- if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away !
+ if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away!
// Make sure old password is correct.
$oldhash = sha1($_POST['oldpassword'].$GLOBALS['login'].$GLOBALS['salt']);
{
if (!empty($_POST['title']) )
{
- if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away !
+ if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away!
$tz = 'UTC';
if (!empty($_POST['continent']) && !empty($_POST['city']))
if (isTZvalid($_POST['continent'],$_POST['city']))
$PAGE->assign('title',htmlspecialchars( empty($GLOBALS['title']) ? '' : $GLOBALS['title'] , ENT_QUOTES));
$PAGE->assign('redirector',htmlspecialchars( empty($GLOBALS['redirector']) ? '' : $GLOBALS['redirector'] , ENT_QUOTES));
list($timezone_form,$timezone_js) = templateTZform($GLOBALS['timezone']);
- $PAGE->assign('timezone_form',$timezone_form); // FIXME: put entire tz form generation in template ?
+ $PAGE->assign('timezone_form',$timezone_form); // FIXME: Put entire tz form generation in template?
$PAGE->assign('timezone_js',$timezone_js);
$PAGE->renderPage('configure');
exit;
if (!empty($_POST['deletetag']) && !empty($_POST['fromtag']))
{
$needle=trim($_POST['fromtag']);
- $linksToAlter = $LINKSDB->filterTags($needle,true); // true for case-sensitive tag search.
+ $linksToAlter = $LINKSDB->filterTags($needle,true); // True for case-sensitive tag search.
foreach($linksToAlter as $key=>$value)
{
$tags = explode(' ',trim($value['tags']));
$value['tags']=trim(implode(' ',$tags));
$LINKSDB[$key]=$value;
}
- $LINKSDB->savedb(); // save to disk
+ $LINKSDB->savedb(); // Save to disk.
echo '<script language="JavaScript">alert("Tag was removed from '.count($linksToAlter).' links.");document.location=\'?\';</script>';
exit;
}
foreach($linksToAlter as $key=>$value)
{
$tags = explode(' ',trim($value['tags']));
- $tags[array_search($needle,$tags)] = trim($_POST['totag']); // Remplace tags value.
+ $tags[array_search($needle,$tags)] = trim($_POST['totag']); // Replace tags value.
$value['tags']=trim(implode(' ',$tags));
$LINKSDB[$key]=$value;
}
- $LINKSDB->savedb(); // save to disk
+ $LINKSDB->savedb(); // Save to disk.
echo '<script language="JavaScript">alert("Tag was renamed in '.count($linksToAlter).' links.");document.location=\'?searchtags='.urlencode($_POST['totag']).'\';</script>';
exit;
}
}
- // -------- User wants to add a link without using the bookmarklet: show form.
+ // -------- User wants to add a link without using the bookmarklet: Show form.
if (isset($_SERVER["QUERY_STRING"]) && startswith($_SERVER["QUERY_STRING"],'do=addlink'))
{
$PAGE = new pageBuilder;
// -------- User clicked the "Save" button when editing a link: Save link to database.
if (isset($_POST['save_edit']))
{
- if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away !
+ if (!tokenOk($_POST['token'])) die('Wrong token.'); // Go away!
$tags = trim(preg_replace('/\s\s+/',' ', $_POST['lf_tags'])); // Remove multiple spaces.
$linkdate=$_POST['lf_linkdate'];
$url = trim($_POST['lf_url']);
'linkdate'=>$linkdate,'tags'=>str_replace(',',' ',$tags));
if ($link['title']=='') $link['title']=$link['url']; // If title is empty, use the URL as title.
$LINKSDB[$linkdate] = $link;
- $LINKSDB->savedb(); // save to disk
+ $LINKSDB->savedb(); // Save to disk.
pubsubhub();
// If we are called from the bookmarklet, we must close the popup:
// -------- User clicked the "Cancel" button when editing a link.
if (isset($_POST['cancel_edit']))
{
- // If we are called from the bookmarklet, we must close the popup;
+ // If we are called from the bookmarklet, we must close the popup:
if (isset($_GET['source']) && $_GET['source']=='bookmarklet') { echo '<script language="JavaScript">self.close();</script>'; exit; }
$returnurl = ( isset($_POST['returnurl']) ? $_POST['returnurl'] : '?' );
$returnurl .= '#'.smallHash($_POST['lf_linkdate']); // Scroll to the link which has been edited.
exit;
}
- // -------- User clicked the "Delete" button when editing a link : Delete link from database.
+ // -------- User clicked the "Delete" button when editing a link: Delete link from database.
if (isset($_POST['delete_link']))
{
if (!tokenOk($_POST['token'])) die('Wrong token.');
// We do not need to ask for confirmation:
- // - confirmation is handled by javascript
+ // - confirmation is handled by JavaScript
// - we are protected from XSRF by the token.
$linkdate=$_POST['lf_linkdate'];
unset($LINKSDB[$linkdate]);
$tags = (empty($_GET['tags']) ? '' : $_GET['tags'] ); // Get tags if it was provided in URL
$private = (!empty($_GET['private']) && $_GET['private'] === "1" ? 1 : 0); // Get private if it was provided in URL
if (($url!='') && parse_url($url,PHP_URL_SCHEME)=='') $url = 'http://'.$url;
- // If this is an HTTP link, we try go get the page to extact the title (otherwise we will to straight to the edit form.)
+ // If this is an HTTP link, we try go get the page to extract the title (otherwise we will to straight to the edit form.)
if (empty($title) && parse_url($url,PHP_URL_SCHEME)=='http')
{
list($status,$headers,$data) = getHTTP($url,4); // Short timeout to keep the application responsive.
exit;
}
$exportWhat=$_GET['what'];
- if (!array_intersect(array('all','public','private'),array($exportWhat))) die('What are you trying to export ???');
+ if (!array_intersect(array('all','public','private'),array($exportWhat))) die('What are you trying to export???');
header('Content-Type: text/html; charset=utf-8');
header('Content-disposition: attachment; filename=bookmarks_'.$exportWhat.'_'.strval(date('Ymd_His')).'.html');
$filename=$_FILES['filetoupload']['name'];
$filesize=$_FILES['filetoupload']['size'];
$data=file_get_contents($_FILES['filetoupload']['tmp_name']);
- $private = (empty($_POST['private']) ? 0 : 1); // Should the links be imported as private ?
- $overwrite = !empty($_POST['overwrite']) ; // Should the imported links overwrite existing ones ?
+ $private = (empty($_POST['private']) ? 0 : 1); // Should the links be imported as private?
+ $overwrite = !empty($_POST['overwrite']) ; // Should the imported links overwrite existing ones?
$import_count=0;
// Sniff file type:
if ($type=='netscape')
{
// This is a standard Netscape-style bookmark file.
- // This format is supported by all browsers (except IE, of course), also delicious, diigo and others.
+ // This format is supported by all browsers (except IE, of course), also Delicious, Diigo and others.
foreach(explode('<DT>',$data) as $html) // explode is very fast
{
$link = array('linkdate'=>'','title'=>'','url'=>'','description'=>'','tags'=>'','private'=>0);
// Make sure date/time is not already used by another link.
// (Some bookmark files have several different links with the same ADD_DATE)
- // We increment date by 1 second until we find a date which is not used in db.
+ // We increment date by 1 second until we find a date which is not used in DB.
// (so that links that have the same date/time are more or less kept grouped by date, but do not conflict.)
while (!empty($LINKSDB[date('Ymd_His',$raw_add_date)])) { $raw_add_date++; }// Yes, I know it's ugly.
$link['linkdate']=date('Ymd_His',$raw_add_date);
$LINKSDB[$link['linkdate']] = $link;
$import_count++;
}
- else // link already present in database.
+ else // Link already present in database.
{
if ($overwrite)
{ // If overwrite is required, we import link data, except date/time.
{
header($_SERVER["SERVER_PROTOCOL"]." 404 Not Found");
echo '<h1>404 Not found.</h1>Oh crap. The link you are trying to reach does not exist or has been deleted.';
- echo '<br>You would mind <a href="?">clicking here</a> ?';
+ echo '<br>You would mind <a href="?">clicking here</a>?';
exit;
}
$search_type='permalink';
}
else
- $linksToDisplay = $LINKSDB; // otherwise, display without filtering.
+ $linksToDisplay = $LINKSDB; // Otherwise, display without filtering.
// Option: Show only private links
if (!empty($_SESSION['privateonly']))
}
// ---- Handle paging.
- /* Can someone explain to me why you get the following error when using array_keys() on an object which implements the interface ArrayAccess ???
+ /* Can someone explain to me why you get the following error when using array_keys() on an object which implements the interface ArrayAccess???
"Warning: array_keys() expects parameter 1 to be array, object given in ... "
If my class implements ArrayAccess, why won't array_keys() accept it ? ( $keys=array_keys($linksToDisplay); )
*/
- $keys=array(); foreach($linksToDisplay as $key=>$value) { $keys[]=$key; } // Stupid and ugly. Thanks php.
+ $keys=array(); foreach($linksToDisplay as $key=>$value) { $keys[]=$key; } // Stupid and ugly. Thanks PHP.
// If there is only a single link, we change on-the-fly the title of the page.
if (count($linksToDisplay)==1) $GLOBALS['pagetitle'] = $linksToDisplay[$keys[0]]['title'].' - '.$GLOBALS['title'];
$PAGE->assign('result_count',count($linksToDisplay));
$PAGE->assign('search_type',$search_type);
$PAGE->assign('search_crits',$search_crits);
- $PAGE->assign('redirector',empty($GLOBALS['redirector']) ? '' : $GLOBALS['redirector']); // optional redirector URL
+ $PAGE->assign('redirector',empty($GLOBALS['redirector']) ? '' : $GLOBALS['redirector']); // Optional redirector URL.
$PAGE->assign('token',$token);
$PAGE->assign('links',$linkDisp);
return;
// Compute the thumbnail for a link.
//
-// with a link to the original URL.
+// With a link to the original URL.
// Understands various services (youtube.com...)
-// Input: $url = url for which the thumbnail must be found.
+// Input: $url = URL for which the thumbnail must be found.
// $href = if provided, this URL will be followed instead of $url
// Returns an associative array with thumbnail attributes (src,href,width,height,style,alt)
// Some of them may be missing.
if ($href==false) $href=$url;
// For most hosts, the URL of the thumbnail can be easily deduced from the URL of the link.
- // (eg. http://www.youtube.com/watch?v=spVypYk4kto ---> http://img.youtube.com/vi/spVypYk4kto/default.jpg )
+ // (e.g. http://www.youtube.com/watch?v=spVypYk4kto ---> http://img.youtube.com/vi/spVypYk4kto/default.jpg )
// ^^^^^^^^^^^ ^^^^^^^^^^^
$domain = parse_url($url,PHP_URL_HOST);
if ($domain=='youtube.com' || $domain=='www.youtube.com')
)
{
if ($domain=='vimeo.com')
- { // Make sure this vimeo url points to a video (/xxx... where xxx is numeric)
+ { // Make sure this vimeo URL points to a video (/xxx... where xxx is numeric)
$path = parse_url($url,PHP_URL_PATH);
if (!preg_match('!/\d+.+?!',$path)) return array(); // This is not a single video URL.
}
if ($domain=='xkcd.com' || endsWith($domain,'.xkcd.com'))
- { // Make sure this url points to a single comic (/xxx... where xxx is numeric)
+ { // Make sure this URL points to a single comic (/xxx... where xxx is numeric)
$path = parse_url($url,PHP_URL_PATH);
if (!preg_match('!/\d+.+?!',$path)) return array();
}
if ($domain=='ted.com' || endsWith($domain,'.ted.com'))
- { // Make sure this TED url points to a video (/talks/...)
+ { // Make sure this TED URL points to a video (/talks/...)
$path = parse_url($url,PHP_URL_PATH);
if ("/talks/" !== substr($path,0,7)) return array(); // This is not a single video URL.
}
// Returns the HTML code to display a thumbnail for a link
// with a link to the original URL.
// Understands various services (youtube.com...)
-// Input: $url = url for which the thumbnail must be found.
+// Input: $url = URL for which the thumbnail must be found.
// $href = if provided, this URL will be followed instead of $url
// Returns '' if no thumbnail available.
function thumbnail($url,$href=false)
// Returns the HTML code to display a thumbnail for a link
// for the picture wall (using lazy image loading)
// Understands various services (youtube.com...)
-// Input: $url = url for which the thumbnail must be found.
+// Input: $url = URL for which the thumbnail must be found.
// $href = if provided, this URL will be followed instead of $url
// Returns '' if no thumbnail available.
function lazyThumbnail($url,$href=false)
$html='<a href="'.htmlspecialchars($t['href']).'">';
- // Lazy image (only loaded by javascript when in the viewport).
+ // Lazy image (only loaded by JavaScript when in the viewport).
if (!empty($GLOBALS['disablejquery'])) // (except if jQuery is disabled)
$html.='<img class="lazyimage" src="'.htmlspecialchars($t['src']).'"';
else
if (!empty($t['alt'])) $html.=' alt="'.htmlspecialchars($t['alt']).'"';
$html.='>';
- // No-javascript fallback.
+ // No-JavaScript fallback.
$html.='<noscript><img src="'.htmlspecialchars($t['src']).'"';
if (!empty($t['width'])) $html.=' width="'.htmlspecialchars($t['width']).'"';
if (!empty($t['height'])) $html.=' height="'.htmlspecialchars($t['height']).'"';
header('Location: '.indexUrl().'?test_session'); // Redirect to check stored data.
}
if (isset($_GET['test_session']))
- { // Step 3: Sessions are ok. Remove test parameter from URL.
+ { // Step 3: Sessions are OK. Remove test parameter from URL.
header('Location: '.indexUrl());
}
$GLOBALS['hash'] = sha1($_POST['setpassword'].$GLOBALS['login'].$GLOBALS['salt']);
$GLOBALS['title'] = (empty($_POST['title']) ? 'Shared links on '.htmlspecialchars(indexUrl()) : $_POST['title'] );
writeConfig();
- echo '<script language="JavaScript">alert("Shaarli is now configured. Please enter your login/password and start shaaring your links !");document.location=\'?do=login\';</script>';
+ echo '<script language="JavaScript">alert("Shaarli is now configured. Please enter your login/password and start shaaring your links!");document.location=\'?do=login\';</script>';
exit;
}
exit;
}
-// Generates the timezone selection form and javascript.
+// Generates the timezone selection form and JavaScript.
// Input: (optional) current timezone (can be 'UTC/UTC'). It will be pre-selected.
// Output: array(html,js)
// Example: list($htmlform,$js) = templateTZform('Europe/Paris'); // Europe/Paris pre-selected.
-// Returns array('','') if server does not support timezones list. (eg. php 5.1 on free.fr)
+// Returns array('','') if server does not support timezones list. (e.g. PHP 5.1 on free.fr)
function templateTZform($ptz=false)
{
- if (function_exists('timezone_identifiers_list')) // because of old php version (5.1) which can be found on free.fr
+ if (function_exists('timezone_identifiers_list')) // because of old PHP version (5.1) which can be found on free.fr
{
// Try to split the provided timezone.
if ($ptz==false) { $l=timezone_identifiers_list(); $ptz=$l[0]; }
// Display config form:
$timezone_form = '';
$timezone_js = '';
- // The list is in the forme "Europe/Paris", "America/Argentina/Buenos_Aires"...
+ // The list is in the form "Europe/Paris", "America/Argentina/Buenos_Aires"...
// We split the list in continents/cities.
$continents = array();
$cities = array();
function isTZvalid($continent,$city)
{
$tz = $continent.'/'.$city;
- if (function_exists('timezone_identifiers_list')) // because of old php version (5.1) which can be found on free.fr
+ if (function_exists('timezone_identifiers_list')) // because of old PHP version (5.1) which can be found on free.fr
{
- if (in_array($tz, timezone_identifiers_list())) // it's a valid timezone ?
+ if (in_array($tz, timezone_identifiers_list())) // it's a valid timezone?
return true;
}
return false;
}
// Webservices (for use with jQuery/jQueryUI)
-// eg. index.php?ws=tags&term=minecr
+// e.g. index.php?ws=tags&term=minecr
function processWS()
{
if (empty($_GET['ws']) || empty($_GET['term'])) return;
$LINKSDB=new linkdb(isLoggedIn() || $GLOBALS['config']['OPEN_SHAARLI']); // Read links from database (and filter private links if used it not logged in).
header('Content-Type: application/json; charset=utf-8');
- // Search in tags (case insentitive, cumulative search)
+ // Search in tags (case insensitive, cumulative search)
if ($_GET['ws']=='tags')
{
$tags=explode(' ',str_replace(',',' ',$term)); $last = array_pop($tags); // Get the last term ("a b c d" ==> "a b c", "d")
exit;
}
- // Search a single tag (case sentitive, single tag search)
+ // Search a single tag (case sensitive, single tag search)
if ($_GET['ws']=='singletag')
{
/* To speed up things, we store list of tags in session */
// Re-write configuration file according to globals.
// Requires some $GLOBALS to be set (login,hash,salt,title).
-// If the config file cannot be saved, an error message is dislayed and the user is redirected to "Tools" menu.
+// If the config file cannot be saved, an error message is displayed and the user is redirected to "Tools" menu.
// (otherwise, the function simply returns.)
function writeConfig()
{
}
}
-/* Because some f*cking services like Flickr require an extra HTTP request to get the thumbnail URL,
+/* Because some f*cking services like flickr require an extra HTTP request to get the thumbnail URL,
I have deported the thumbnail URL code generation here, otherwise this would slow down page generation.
- The following function takes the URL a link (eg. a flickr page) and return the proper thumbnail.
- This function is called by passing the url:
+ The following function takes the URL a link (e.g. a flickr page) and return the proper thumbnail.
+ This function is called by passing the URL:
http://mywebsite.com/shaarli/?do=genthumbnail&hmac=[HMAC]&url=[URL]
- [URL] is the URL of the link (eg. a flickr page)
+ [URL] is the URL of the link (e.g. a flickr page)
[HMAC] is the signature for the [URL] (so that these URL cannot be forged).
The function below will fetch the image from the webservice and store it in the cache.
*/
{
// Make sure the parameters in the URL were generated by us.
$sign = hash_hmac('sha256', $_GET['url'], $GLOBALS['salt']);
- if ($sign!=$_GET['hmac']) die('Naughty boy !');
+ if ($sign!=$_GET['hmac']) die('Naughty boy!');
// Let's see if we don't already have the image for this URL in the cache.
$thumbname=hash('sha1',$_GET['url']).'.jpg';
if ($domain=='flickr.com' || endsWith($domain,'.flickr.com'))
{
- // Crude replacement to handle new Flickr domain policy (They prefer www. now)
+ // Crude replacement to handle new flickr domain policy (They prefer www. now)
$url = str_replace('http://flickr.com/','http://www.flickr.com/',$url);
// Is this a link to an image, or to a flickr page ?
$imageurl='';
if (endswith(parse_url($url,PHP_URL_PATH),'.jpg'))
- { // This is a direct link to an image. eg. http://farm1.staticflickr.com/5/5921913_ac83ed27bd_o.jpg
+ { // This is a direct link to an image. e.g. http://farm1.staticflickr.com/5/5921913_ac83ed27bd_o.jpg
preg_match('!(http://farm\d+\.staticflickr\.com/\d+/\d+_\w+_)\w.jpg!',$url,$matches);
if (!empty($matches[1])) $imageurl=$matches[1].'m.jpg';
}
- else // this is a flickr page (html)
+ else // This is a flickr page (html)
{
list($httpstatus,$headers,$data) = getHTTP($url,20); // Get the flickr html page.
if (strpos($httpstatus,'200 OK')!==false)
{
- // Flickr now nicely provides the URL of the thumbnail in each flickr page.
+ // flickr now nicely provides the URL of the thumbnail in each flickr page.
preg_match('!<link rel=\"image_src\" href=\"(.+?)\"!',$data,$matches);
if (!empty($matches[1])) $imageurl=$matches[1];
elseif ($domain=='vimeo.com' )
{
// This is more complex: we have to perform a HTTP request, then parse the result.
- // Maybe we should deport this to javascript ? Example: http://stackoverflow.com/questions/1361149/get-img-thumbnails-from-vimeo/4285098#4285098
+ // Maybe we should deport this to JavaScript ? Example: http://stackoverflow.com/questions/1361149/get-img-thumbnails-from-vimeo/4285098#4285098
$vid = substr(parse_url($url,PHP_URL_PATH),1);
list($httpstatus,$headers,$data) = getHTTP('http://vimeo.com/api/v2/video/'.htmlspecialchars($vid).'.php',5);
if (strpos($httpstatus,'200 OK')!==false)
}
// Invalidate caches when the database is changed or the user logs out.
-// (eg. tags cache).
+// (e.g. tags cache).
function invalidateCaches()
{
unset($_SESSION['tags']); // Purge cache attached to session.
projects / github / shaarli / Shaarli.git / commitdiff
