/**
* Bookmark Template Functions for usage in Themes
*
* @package WordPress
* @subpackage Template
*/
/**
* The formatted output of a list of bookmarks.
*
* The $bookmarks array must contain bookmark objects and will be iterated over
* to retrieve the bookmark to be used in the output.
*
* The output is formatted as HTML with no way to change that format. However,
* what is between, before, and after can be changed. The link itself will be
* HTML.
*
* This function is used internally by wp_list_bookmarks() and should not be
* used by themes.
*
* @since 2.1.0
* @access private
*
* @param array $bookmarks List of bookmarks to traverse.
* @param string|array $args {
* Optional. Bookmarks arguments.
*
* @type int|bool $show_updated Whether to show the time the bookmark was last updated.
* Accepts 1|true or 0|false. Default 0|false.
* @type int|bool $show_description Whether to show the bookmakr description. Accepts 1|true,
* Accepts 1|true or 0|false. Default 0|false.
* @type int|bool $show_images Whether to show the link image if available. Accepts 1|true
* or 0|false. Default 1|true.
* @type int|bool $show_name Whether to show link name if available. Accepts 1|true or
* 0|false. Default 0|false.
* @type string $before The HTML or text to prepend to each bookmark. Default `
`.
* @type string $after The HTML or text to append to each bookmark. Default ``.
* @type string $link_before The HTML or text to prepend to each bookmark inside the anchor
* tags. Default empty.
* @type string $link_after The HTML or text to append to each bookmark inside the anchor
* tags. Default empty.
* @type string $between The string for use in between the link, description, and image.
* Default "\n".
* @type int|bool $show_rating Whether to show the link rating. Accepts 1|true or 0|false.
* Default 0|false.
*
* }
* @return string Formatted output in HTML
*/
function _walk_bookmarks( $bookmarks, $args = '' ) {
$defaults = array(
'show_updated' => 0, 'show_description' => 0,
'show_images' => 1, 'show_name' => 0,
'before' => '', 'after' => '', 'between' => "\n",
'show_rating' => 0, 'link_before' => '', 'link_after' => ''
);
$r = wp_parse_args( $args, $defaults );
$output = ''; // Blank string to start with.
foreach ( (array) $bookmarks as $bookmark ) {
if ( ! isset( $bookmark->recently_updated ) ) {
$bookmark->recently_updated = false;
}
$output .= $r['before'];
if ( $r['show_updated'] && $bookmark->recently_updated ) {
$output .= '';
}
$the_link = '#';
if ( ! empty( $bookmark->link_url ) ) {
$the_link = esc_url( $bookmark->link_url );
}
$desc = esc_attr( sanitize_bookmark_field( 'link_description', $bookmark->link_description, $bookmark->link_id, 'display' ) );
$name = esc_attr( sanitize_bookmark_field( 'link_name', $bookmark->link_name, $bookmark->link_id, 'display' ) );
$title = $desc;
if ( $r['show_updated'] ) {
if ( '00' != substr( $bookmark->link_updated_f, 0, 2 ) ) {
$title .= ' (';
$title .= sprintf(
__('Last updated: %s'),
date(
get_option( 'links_updated_date_format' ),
$bookmark->link_updated_f + ( get_option( 'gmt_offset' ) * HOUR_IN_SECONDS )
)
);
$title .= ')';
}
}
$alt = ' alt="' . $name . ( $r['show_description'] ? ' ' . $title : '' ) . '"';
if ( '' != $title ) {
$title = ' title="' . $title . '"';
}
$rel = $bookmark->link_rel;
if ( '' != $rel ) {
$rel = ' rel="' . esc_attr($rel) . '"';
}
$target = $bookmark->link_target;
if ( '' != $target ) {
$target = ' target="' . $target . '"';
}
$output .= '';
$output .= $r['link_before'];
if ( $bookmark->link_image != null && $r['show_images'] ) {
if ( strpos( $bookmark->link_image, 'http' ) === 0 ) {
$output .= "
link_image\" $alt $title />";
} else { // If it's a relative path
$output .= "
link_image\" $alt $title />";
}
if ( $r['show_name'] ) {
$output .= " $name";
}
} else {
$output .= $name;
}
$output .= $r['link_after'];
$output .= '';
if ( $r['show_updated'] && $bookmark->recently_updated ) {
$output .= '';
}
if ( $r['show_description'] && '' != $desc ) {
$output .= $r['between'] . $desc;
}
if ( $r['show_rating'] ) {
$output .= $r['between'] . sanitize_bookmark_field(
'link_rating',
$bookmark->link_rating,
$bookmark->link_id,
'display'
);
}
$output .= $r['after'] . "\n";
} // end while
return $output;
}
/**
* Retrieve or echo all of the bookmarks.
*
* List of default arguments are as follows:
*
* These options define how the Category name will appear before the category
* links are displayed, if 'categorize' is 1. If 'categorize' is 0, then it will
* display for only the 'title_li' string and only if 'title_li' is not empty.
*
* @since 2.1.0
*
* @see _walk_bookmarks()
*
* @param string|array $args {
* Optional. String or array of arguments to list bookmarks.
*
* @type string $orderby How to order the links by. Accepts post fields. Default 'name'.
* @type string $order Whether to order bookmarks in ascending or descending order.
* Accepts 'ASC' (ascending) or 'DESC' (descending). Default 'ASC'.
* @type int $limit Amount of bookmarks to display. Accepts 1+ or -1 for all.
* Default -1.
* @type string $category Comma-separated list of category ids to include links from.
* Default empty.
* @type string $category_name Category to retrieve links for by name. Default empty.
* @type int|bool $hide_invisible Whether to show or hide links marked as 'invisible'. Accepts
* 1|true or 0|false. Default 1|true.
* @type int|bool $show_updated Whether to display the time the bookmark was last updated.
* Accepts 1|true or 0|false. Default 0|false.
* @type int|bool $echo Whether to echo or return the formatted bookmarks. Accepts
* 1|true (echo) or 0|false (return). Default 1|true.
* @type int|bool $categorize Whether to show links listed by category or in a single column.
* Accepts 1|true (by category) or 0|false (one column). Default 1|true.
* @type int|bool $show_description Whether to show the bookmark descriptions. Accepts 1|true or 0|false.
* Default 0|false.
* @type string $title_li What to show before the links appear. Default 'Bookmarks'.
* @type string $title_before The HTML or text to prepend to the $title_li string. Default ''.
* @type string $title_after The HTML or text to append to the $title_li string. Default '
'.
* @type string $class The CSS class to use for the $title_li. Default 'linkcat'.
* @type string $category_before The HTML or text to prepend to $title_before if $categorize is true.
* String must contain '%id' and '%class' to inherit the category ID and
* the $class argument used for formatting in themes.
* Default ''.
* @type string $category_after The HTML or text to append to $title_after if $categorize is true.
* Default ''.
* @type string $category_orderby How to order the bookmark category based on term scheme if $categorize
* is true. Default 'name'.
* @type string $category_order Whether to order categories in ascending or descending order if
* $categorize is true. Accepts 'ASC' (ascending) or 'DESC' (descending).
* Default 'ASC'.
* }
* @return string|void Will only return if echo option is set to not echo. Default is not return anything.
*/
function wp_list_bookmarks( $args = '' ) {
$defaults = array(
'orderby' => 'name', 'order' => 'ASC',
'limit' => -1, 'category' => '', 'exclude_category' => '',
'category_name' => '', 'hide_invisible' => 1,
'show_updated' => 0, 'echo' => 1,
'categorize' => 1, 'title_li' => __('Bookmarks'),
'title_before' => '', 'title_after' => '
',
'category_orderby' => 'name', 'category_order' => 'ASC',
'class' => 'linkcat', 'category_before' => '',
'category_after' => ''
);
$r = wp_parse_args( $args, $defaults );
$output = '';
if ( ! is_array( $r['class'] ) ) {
$r['class'] = explode( ' ', $r['class'] );
}
$r['class'] = array_map( 'sanitize_html_class', $r['class'] );
$r['class'] = trim( join( ' ', $r['class'] ) );
if ( $r['categorize'] ) {
$cats = get_terms( 'link_category', array(
'name__like' => $r['category_name'],
'include' => $r['category'],
'exclude' => $r['exclude_category'],
'orderby' => $r['category_orderby'],
'order' => $r['category_order'],
'hierarchical' => 0
) );
if ( empty( $cats ) ) {
$r['categorize'] = false;
}
}
if ( $r['categorize'] ) {
// Split the bookmarks into ul's for each category
foreach ( (array) $cats as $cat ) {
$params = array_merge( $r, array( 'category' => $cat->term_id ) );
$bookmarks = get_bookmarks( $params );
if ( empty( $bookmarks ) ) {
continue;
}
$output .= str_replace(
array( '%id', '%class' ),
array( "linkcat-$cat->term_id", $r['class'] ),
$r['category_before']
);
/**
* Filters the bookmarks category name.
*
* @since 2.2.0
*
* @param string $cat_name The category name of bookmarks.
*/
$catname = apply_filters( 'link_category', $cat->name );
$output .= $r['title_before'];
$output .= $catname;
$output .= $r['title_after'];
$output .= "\n\t\n";
$output .= _walk_bookmarks( $bookmarks, $r );
$output .= "\n\t
\n";
$output .= $r['category_after'] . "\n";
}
} else {
//output one single list using title_li for the title
$bookmarks = get_bookmarks( $r );
if ( ! empty( $bookmarks ) ) {
if ( ! empty( $r['title_li'] ) ) {
$output .= str_replace(
array( '%id', '%class' ),
array( "linkcat-" . $r['category'], $r['class'] ),
$r['category_before']
);
$output .= $r['title_before'];
$output .= $r['title_li'];
$output .= $r['title_after'];
$output .= "\n\t\n";
$output .= _walk_bookmarks( $bookmarks, $r );
$output .= "\n\t
\n";
$output .= $r['category_after'] . "\n";
} else {
$output .= _walk_bookmarks( $bookmarks, $r );
}
}
}
/**
* Filters the bookmarks list before it is echoed or returned.
*
* @since 2.5.0
*
* @param string $html The HTML list of bookmarks.
*/
$html = apply_filters( 'wp_list_bookmarks', $output );
if ( ! $r['echo'] ) {
return $html;
}
echo $html;
}
/**
* Portable PHP password hashing framework.
* @package phpass
* @since 2.5.0
* @version 0.3 / WordPress
* @link http://www.openwall.com/phpass/
*/
#
# Written by Solar Designer in 2004-2006 and placed in
# the public domain. Revised in subsequent years, still public domain.
#
# There's absolutely no warranty.
#
# Please be sure to update the Version line if you edit this file in any way.
# It is suggested that you leave the main version number intact, but indicate
# your project name (after the slash) and add your own revision information.
#
# Please do not change the "private" password hashing method implemented in
# here, thereby making your hashes incompatible. However, if you must, please
# change the hash type identifier (the "$P$") to something different.
#
# Obviously, since this code is in the public domain, the above are not
# requirements (there can be none), but merely suggestions.
#
/**
* Portable PHP password hashing framework.
*
* @package phpass
* @version 0.3 / WordPress
* @link http://www.openwall.com/phpass/
* @since 2.5.0
*/
class PasswordHash {
var $itoa64;
var $iteration_count_log2;
var $portable_hashes;
var $random_state;
/**
* PHP5 constructor.
*/
function __construct( $iteration_count_log2, $portable_hashes )
{
$this->itoa64 = './0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz';
if ($iteration_count_log2 < 4 || $iteration_count_log2 > 31)
$iteration_count_log2 = 8;
$this->iteration_count_log2 = $iteration_count_log2;
$this->portable_hashes = $portable_hashes;
$this->random_state = microtime() . uniqid(rand(), TRUE); // removed getmypid() for compatibility reasons
}
/**
* PHP4 constructor.
*/
public function PasswordHash( $iteration_count_log2, $portable_hashes ) {
self::__construct( $iteration_count_log2, $portable_hashes );
}
function get_random_bytes($count)
{
$output = '';
if ( @is_readable('/dev/urandom') &&
($fh = @fopen('/dev/urandom', 'rb'))) {
$output = fread($fh, $count);
fclose($fh);
}
if (strlen($output) < $count) {
$output = '';
for ($i = 0; $i < $count; $i += 16) {
$this->random_state =
md5(microtime() . $this->random_state);
$output .=
pack('H*', md5($this->random_state));
}
$output = substr($output, 0, $count);
}
return $output;
}
function encode64($input, $count)
{
$output = '';
$i = 0;
do {
$value = ord($input[$i++]);
$output .= $this->itoa64[$value & 0x3f];
if ($i < $count)
$value |= ord($input[$i]) << 8;
$output .= $this->itoa64[($value >> 6) & 0x3f];
if ($i++ >= $count)
break;
if ($i < $count)
$value |= ord($input[$i]) << 16;
$output .= $this->itoa64[($value >> 12) & 0x3f];
if ($i++ >= $count)
break;
$output .= $this->itoa64[($value >> 18) & 0x3f];
} while ($i < $count);
return $output;
}
function gensalt_private($input)
{
$output = '$P$';
$output .= $this->itoa64[min($this->iteration_count_log2 +
((PHP_VERSION >= '5') ? 5 : 3), 30)];
$output .= $this->encode64($input, 6);
return $output;
}
function crypt_private($password, $setting)
{
$output = '*0';
if (substr($setting, 0, 2) == $output)
$output = '*1';
$id = substr($setting, 0, 3);
# We use "$P$", phpBB3 uses "$H$" for the same thing
if ($id != '$P$' && $id != '$H$')
return $output;
$count_log2 = strpos($this->itoa64, $setting[3]);
if ($count_log2 < 7 || $count_log2 > 30)
return $output;
$count = 1 << $count_log2;
$salt = substr($setting, 4, 8);
if (strlen($salt) != 8)
return $output;
# We're kind of forced to use MD5 here since it's the only
# cryptographic primitive available in all versions of PHP
# currently in use. To implement our own low-level crypto
# in PHP would result in much worse performance and
# consequently in lower iteration counts and hashes that are
# quicker to crack (by non-PHP code).
if (PHP_VERSION >= '5') {
$hash = md5($salt . $password, TRUE);
do {
$hash = md5($hash . $password, TRUE);
} while (--$count);
} else {
$hash = pack('H*', md5($salt . $password));
do {
$hash = pack('H*', md5($hash . $password));
} while (--$count);
}
$output = substr($setting, 0, 12);
$output .= $this->encode64($hash, 16);
return $output;
}
function gensalt_extended($input)
{
$count_log2 = min($this->iteration_count_log2 + 8, 24);
# This should be odd to not reveal weak DES keys, and the
# maximum valid value is (2**24 - 1) which is odd anyway.
$count = (1 << $count_log2) - 1;
$output = '_';
$output .= $this->itoa64[$count & 0x3f];
$output .= $this->itoa64[($count >> 6) & 0x3f];
$output .= $this->itoa64[($count >> 12) & 0x3f];
$output .= $this->itoa64[($count >> 18) & 0x3f];
$output .= $this->encode64($input, 3);
return $output;
}
function gensalt_blowfish($input)
{
# This one needs to use a different order of characters and a
# different encoding scheme from the one in encode64() above.
# We care because the last character in our encoded string will
# only represent 2 bits. While two known implementations of
# bcrypt will happily accept and correct a salt string which
# has the 4 unused bits set to non-zero, we do not want to take
# chances and we also do not want to waste an additional byte
# of entropy.
$itoa64 = './ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789';
$output = '$2a$';
$output .= chr(ord('0') + $this->iteration_count_log2 / 10);
$output .= chr(ord('0') + $this->iteration_count_log2 % 10);
$output .= '$';
$i = 0;
do {
$c1 = ord($input[$i++]);
$output .= $itoa64[$c1 >> 2];
$c1 = ($c1 & 0x03) << 4;
if ($i >= 16) {
$output .= $itoa64[$c1];
break;
}
$c2 = ord($input[$i++]);
$c1 |= $c2 >> 4;
$output .= $itoa64[$c1];
$c1 = ($c2 & 0x0f) << 2;
$c2 = ord($input[$i++]);
$c1 |= $c2 >> 6;
$output .= $itoa64[$c1];
$output .= $itoa64[$c2 & 0x3f];
} while (1);
return $output;
}
function HashPassword($password)
{
if ( strlen( $password ) > 4096 ) {
return '*';
}
$random = '';
if (CRYPT_BLOWFISH == 1 && !$this->portable_hashes) {
$random = $this->get_random_bytes(16);
$hash =
crypt($password, $this->gensalt_blowfish($random));
if (strlen($hash) == 60)
return $hash;
}
if (CRYPT_EXT_DES == 1 && !$this->portable_hashes) {
if (strlen($random) < 3)
$random = $this->get_random_bytes(3);
$hash =
crypt($password, $this->gensalt_extended($random));
if (strlen($hash) == 20)
return $hash;
}
if (strlen($random) < 6)
$random = $this->get_random_bytes(6);
$hash =
$this->crypt_private($password,
$this->gensalt_private($random));
if (strlen($hash) == 34)
return $hash;
# Returning '*' on error is safe here, but would _not_ be safe
# in a crypt(3)-like function used _both_ for generating new
# hashes and for validating passwords against existing hashes.
return '*';
}
function CheckPassword($password, $stored_hash)
{
if ( strlen( $password ) > 4096 ) {
return false;
}
$hash = $this->crypt_private($password, $stored_hash);
if ($hash[0] == '*')
$hash = crypt($password, $stored_hash);
return $hash === $stored_hash;
}
}