WordPress/wp-admin/admin-functions.php

2224 lines
72 KiB
PHP

<?php
function write_post() {
$result = wp_write_post();
if( is_wp_error( $result ) )
wp_die( $result->get_error_message() );
else
return $result;
}
// Creates a new post from the "Write Post" form using $_POST information.
function wp_write_post() {
global $user_ID;
if ( 'page' == $_POST['post_type'] ) {
if ( !current_user_can( 'edit_pages' ) )
return new WP_Error( 'edit_pages', __( 'You are not allowed to create pages on this blog.' ) );
} else {
if ( !current_user_can( 'edit_posts' ) )
return new WP_Error( 'edit_posts', __( 'You are not allowed to create posts or drafts on this blog.' ) );
}
// Check for autosave collisions
if ( isset($_POST['temp_ID']) ) {
$temp_id = (int) $_POST['temp_ID'];
if ( !$draft_ids = get_user_option( 'autosave_draft_ids' ) )
$draft_ids = array();
foreach ( $draft_ids as $temp => $real )
if ( time() + $temp > 86400 ) // 1 day: $temp is equal to -1 * time( then )
unset($draft_ids[$temp]);
if ( isset($draft_ids[$temp_id]) ) { // Edit, don't write
$_POST['post_ID'] = $draft_ids[$temp_id];
unset($_POST['temp_ID']);
relocate_children( $temp_id, $_POST['post_ID'] );
update_user_option( $user_ID, 'autosave_draft_ids', $draft_ids );
return edit_post();
}
}
// Rename.
$_POST['post_content'] = $_POST['content'];
$_POST['post_excerpt'] = $_POST['excerpt'];
$_POST['post_parent'] = $_POST['parent_id'];
$_POST['to_ping'] = $_POST['trackback_url'];
if (!empty ( $_POST['post_author_override'] ) ) {
$_POST['post_author'] = (int) $_POST['post_author_override'];
} else {
if (!empty ( $_POST['post_author'] ) ) {
$_POST['post_author'] = (int) $_POST['post_author'];
} else {
$_POST['post_author'] = (int) $_POST['user_ID'];
}
}
if ( $_POST['post_author'] != $_POST['user_ID'] ) {
if ( 'page' == $_POST['post_type'] ) {
if ( !current_user_can( 'edit_others_pages' ) )
return new WP_Error( 'edit_others_pages', __( 'You are not allowed to create pages as this user.' ) );
} else {
if ( !current_user_can( 'edit_others_posts' ) )
return new WP_Error( 'edit_others_posts', __( 'You are not allowed to post as this user.' ) );
}
}
// What to do based on which button they pressed
if ('' != $_POST['saveasdraft'] )
$_POST['post_status'] = 'draft';
if ('' != $_POST['saveasprivate'] )
$_POST['post_status'] = 'private';
if ('' != $_POST['publish'] )
$_POST['post_status'] = 'publish';
if ('' != $_POST['advanced'] )
$_POST['post_status'] = 'draft';
if ( 'page' == $_POST['post_type'] ) {
if ('publish' == $_POST['post_status'] && !current_user_can( 'publish_pages' ) )
$_POST['post_status'] = 'draft';
} else {
if ('publish' == $_POST['post_status'] && !current_user_can( 'publish_posts' ) )
$_POST['post_status'] = 'draft';
}
if (!isset( $_POST['comment_status'] ))
$_POST['comment_status'] = 'closed';
if (!isset( $_POST['ping_status'] ))
$_POST['ping_status'] = 'closed';
if (!empty ( $_POST['edit_date'] ) ) {
$aa = $_POST['aa'];
$mm = $_POST['mm'];
$jj = $_POST['jj'];
$hh = $_POST['hh'];
$mn = $_POST['mn'];
$ss = $_POST['ss'];
$jj = ($jj > 31 ) ? 31 : $jj;
$hh = ($hh > 23 ) ? $hh -24 : $hh;
$mn = ($mn > 59 ) ? $mn -60 : $mn;
$ss = ($ss > 59 ) ? $ss -60 : $ss;
$_POST['post_date'] = sprintf( "%04d-%02d-%02d %02d:%02d:%02d", $aa, $mm, $jj, $hh, $mn, $ss );
$_POST['post_date_gmt'] = get_gmt_from_date( $_POST['post_date'] );
}
// Create the post.
$post_ID = wp_insert_post( $_POST );
add_meta( $post_ID );
// Reunite any orphaned attachments with their parent
// Update autosave collision detection
if ( $temp_id ) {
relocate_children( $temp_id, $post_ID );
$draft_ids[$temp_id] = $post_ID;
update_user_option( $user_ID, 'autosave_draft_ids', $draft_ids );
}
// Now that we have an ID we can fix any attachment anchor hrefs
fix_attachment_links( $post_ID );
return $post_ID;
}
// Move child posts to a new parent
function relocate_children( $old_ID, $new_ID ) {
global $wpdb;
$old_ID = (int) $old_ID;
$new_ID = (int) $new_ID;
return $wpdb->query( "UPDATE $wpdb->posts SET post_parent = $new_ID WHERE post_parent = $old_ID" );
}
// Replace hrefs of attachment anchors with up-to-date permalinks.
function fix_attachment_links( $post_ID ) {
global $wp_rewrite;
$post = & get_post( $post_ID, ARRAY_A );
$search = "#<a[^>]+rel=('|\" )[^'\"]*attachment[^>]*>#ie";
// See if we have any rel="attachment" links
if ( 0 == preg_match_all( $search, $post['post_content'], $anchor_matches, PREG_PATTERN_ORDER ) )
return;
$i = 0;
$search = "#[\s]+rel=(\"|' )(.*? )wp-att-(\d+ )\\1#i";
foreach ( $anchor_matches[0] as $anchor ) {
if ( 0 == preg_match( $search, $anchor, $id_matches ) )
continue;
$id = $id_matches[3];
// While we have the attachment ID, let's adopt any orphans.
$attachment = & get_post( $id, ARRAY_A );
if ( ! empty( $attachment) && ! is_object( get_post( $attachment['post_parent'] ) ) ) {
$attachment['post_parent'] = $post_ID;
// Escape data pulled from DB.
$attachment = add_magic_quotes( $attachment);
wp_update_post( $attachment);
}
$post_search[$i] = $anchor;
$post_replace[$i] = preg_replace( "#href=(\"|')[^'\"]*\\1#e", "stripslashes( 'href=\\1' ).get_attachment_link( $id ).stripslashes( '\\1' )", $anchor );
++$i;
}
$post['post_content'] = str_replace( $post_search, $post_replace, $post['post_content'] );
// Escape data pulled from DB.
$post = add_magic_quotes( $post);
return wp_update_post( $post);
}
// Update an existing post with values provided in $_POST.
function edit_post() {
global $user_ID;
$post_ID = (int) $_POST['post_ID'];
if ( 'page' == $_POST['post_type'] ) {
if ( !current_user_can( 'edit_page', $post_ID ) )
wp_die( __('You are not allowed to edit this page.' ));
} else {
if ( !current_user_can( 'edit_post', $post_ID ) )
wp_die( __('You are not allowed to edit this post.' ));
}
// Autosave shouldn't save too soon after a real save
if ( 'autosave' == $_POST['action'] ) {
$post =& get_post( $post_ID );
$now = time();
$then = strtotime($post->post_date_gmt . ' +0000');
// Keep autosave_interval in sync with autosave-js.php.
$delta = apply_filters( 'autosave_interval', 120 ) / 2;
if ( ($now - $then) < $delta )
return $post_ID;
}
// Rename.
$_POST['ID'] = (int) $_POST['post_ID'];
$_POST['post_content'] = $_POST['content'];
$_POST['post_excerpt'] = $_POST['excerpt'];
$_POST['post_parent'] = $_POST['parent_id'];
$_POST['to_ping'] = $_POST['trackback_url'];
if (!empty ( $_POST['post_author_override'] ) ) {
$_POST['post_author'] = (int) $_POST['post_author_override'];
} else
if (!empty ( $_POST['post_author'] ) ) {
$_POST['post_author'] = (int) $_POST['post_author'];
} else {
$_POST['post_author'] = (int) $_POST['user_ID'];
}
if ( $_POST['post_author'] != $_POST['user_ID'] ) {
if ( 'page' == $_POST['post_type'] ) {
if ( !current_user_can( 'edit_others_pages' ) )
wp_die( __('You are not allowed to edit pages as this user.' ));
} else {
if ( !current_user_can( 'edit_others_posts' ) )
wp_die( __('You are not allowed to edit posts as this user.' ));
}
}
// What to do based on which button they pressed
if ('' != $_POST['saveasdraft'] )
$_POST['post_status'] = 'draft';
if ('' != $_POST['saveasprivate'] )
$_POST['post_status'] = 'private';
if ('' != $_POST['publish'] )
$_POST['post_status'] = 'publish';
if ('' != $_POST['advanced'] )
$_POST['post_status'] = 'draft';
if ( 'page' == $_POST['post_type'] ) {
if ('publish' == $_POST['post_status'] && !current_user_can( 'edit_published_pages' ))
$_POST['post_status'] = 'draft';
} else {
if ('publish' == $_POST['post_status'] && !current_user_can( 'edit_published_posts' ))
$_POST['post_status'] = 'draft';
}
if (!isset( $_POST['comment_status'] ))
$_POST['comment_status'] = 'closed';
if (!isset( $_POST['ping_status'] ))
$_POST['ping_status'] = 'closed';
if (!empty ( $_POST['edit_date'] ) ) {
$aa = $_POST['aa'];
$mm = $_POST['mm'];
$jj = $_POST['jj'];
$hh = $_POST['hh'];
$mn = $_POST['mn'];
$ss = $_POST['ss'];
$jj = ($jj > 31 ) ? 31 : $jj;
$hh = ($hh > 23 ) ? $hh -24 : $hh;
$mn = ($mn > 59 ) ? $mn -60 : $mn;
$ss = ($ss > 59 ) ? $ss -60 : $ss;
$_POST['post_date'] = "$aa-$mm-$jj $hh:$mn:$ss";
$_POST['post_date_gmt'] = get_gmt_from_date( "$aa-$mm-$jj $hh:$mn:$ss" );
}
// Meta Stuff
if ( $_POST['meta'] ) {
foreach ( $_POST['meta'] as $key => $value )
update_meta( $key, $value['key'], $value['value'] );
}
if ( $_POST['deletemeta'] ) {
foreach ( $_POST['deletemeta'] as $key => $value )
delete_meta( $key );
}
add_meta( $post_ID );
wp_update_post( $_POST);
// Now that we have an ID we can fix any attachment anchor hrefs
fix_attachment_links( $post_ID );
return $post_ID;
}
function edit_comment() {
global $user_ID;
$comment_ID = (int) $_POST['comment_ID'];
$comment_post_ID = (int) $_POST['comment_post_ID'];
if (!current_user_can( 'edit_post', $comment_post_ID ))
wp_die( __('You are not allowed to edit comments on this post, so you cannot edit this comment.' ));
$_POST['comment_author'] = $_POST['newcomment_author'];
$_POST['comment_author_email'] = $_POST['newcomment_author_email'];
$_POST['comment_author_url'] = $_POST['newcomment_author_url'];
$_POST['comment_approved'] = $_POST['comment_status'];
$_POST['comment_content'] = $_POST['content'];
$_POST['comment_ID'] = (int) $_POST['comment_ID'];
if (!empty ( $_POST['edit_date'] ) ) {
$aa = $_POST['aa'];
$mm = $_POST['mm'];
$jj = $_POST['jj'];
$hh = $_POST['hh'];
$mn = $_POST['mn'];
$ss = $_POST['ss'];
$jj = ($jj > 31 ) ? 31 : $jj;
$hh = ($hh > 23 ) ? $hh -24 : $hh;
$mn = ($mn > 59 ) ? $mn -60 : $mn;
$ss = ($ss > 59 ) ? $ss -60 : $ss;
$_POST['comment_date'] = "$aa-$mm-$jj $hh:$mn:$ss";
}
wp_update_comment( $_POST);
}
// Get an existing post and format it for editing.
function get_post_to_edit( $id ) {
$post = get_post( $id );
$post->post_content = format_to_edit( $post->post_content, user_can_richedit() );
$post->post_content = apply_filters( 'content_edit_pre', $post->post_content);
$post->post_excerpt = format_to_edit( $post->post_excerpt);
$post->post_excerpt = apply_filters( 'excerpt_edit_pre', $post->post_excerpt);
$post->post_title = format_to_edit( $post->post_title );
$post->post_title = apply_filters( 'title_edit_pre', $post->post_title );
$post->post_password = format_to_edit( $post->post_password );
if ( $post->post_type == 'page' )
$post->page_template = get_post_meta( $id, '_wp_page_template', true );
return $post;
}
// Default post information to use when populating the "Write Post" form.
function get_default_post_to_edit() {
if ( !empty( $_REQUEST['post_title'] ) )
$post_title = wp_specialchars( stripslashes( $_REQUEST['post_title'] ));
else if ( !empty( $_REQUEST['popuptitle'] ) ) {
$post_title = wp_specialchars( stripslashes( $_REQUEST['popuptitle'] ));
$post_title = funky_javascript_fix( $post_title );
} else {
$post_title = '';
}
if ( !empty( $_REQUEST['content'] ) )
$post_content = wp_specialchars( stripslashes( $_REQUEST['content'] ));
else if ( !empty( $post_title ) ) {
$text = wp_specialchars( stripslashes( urldecode( $_REQUEST['text'] ) ) );
$text = funky_javascript_fix( $text);
$popupurl = attribute_escape($_REQUEST['popupurl']);
$post_content = '<a href="'.$popupurl.'">'.$post_title.'</a>'."\n$text";
}
if ( !empty( $_REQUEST['excerpt'] ) )
$post_excerpt = wp_specialchars( stripslashes( $_REQUEST['excerpt'] ));
else
$post_excerpt = '';
$post->post_status = 'draft';
$post->comment_status = get_option( 'default_comment_status' );
$post->ping_status = get_option( 'default_ping_status' );
$post->post_pingback = get_option( 'default_pingback_flag' );
$post->post_category = get_option( 'default_category' );
$post->post_content = apply_filters( 'default_content', $post_content);
$post->post_title = apply_filters( 'default_title', $post_title );
$post->post_excerpt = apply_filters( 'default_excerpt', $post_excerpt);
$post->page_template = 'default';
$post->post_parent = 0;
$post->menu_order = 0;
return $post;
}
function get_comment_to_edit( $id ) {
$comment = get_comment( $id );
$comment->comment_content = format_to_edit( $comment->comment_content, user_can_richedit() );
$comment->comment_content = apply_filters( 'comment_edit_pre', $comment->comment_content);
$comment->comment_author = format_to_edit( $comment->comment_author );
$comment->comment_author_email = format_to_edit( $comment->comment_author_email );
$comment->comment_author_url = format_to_edit( $comment->comment_author_url );
return $comment;
}
function get_category_to_edit( $id ) {
$category = get_category( $id );
return $category;
}
function wp_dropdown_roles( $default = false ) {
global $wp_roles;
$r = '';
foreach( $wp_roles->role_names as $role => $name )
if ( $default == $role ) // Make default first in list
$p = "\n\t<option selected='selected' value='$role'>$name</option>";
else
$r .= "\n\t<option value='$role'>$name</option>";
echo $p . $r;
}
function get_user_to_edit( $user_id ) {
$user = new WP_User( $user_id );
$user->user_login = attribute_escape($user->user_login);
$user->user_email = attribute_escape($user->user_email);
$user->user_url = attribute_escape($user->user_url);
$user->first_name = attribute_escape($user->first_name);
$user->last_name = attribute_escape($user->last_name);
$user->display_name = attribute_escape($user->display_name);
$user->nickname = attribute_escape($user->nickname);
$user->aim = attribute_escape($user->aim);
$user->yim = attribute_escape($user->yim);
$user->jabber = attribute_escape($user->jabber);
$user->description = wp_specialchars($user->description);
return $user;
}
// Creates a new user from the "Users" form using $_POST information.
function add_user() {
if ( func_num_args() ) { // The hackiest hack that ever did hack
global $current_user, $wp_roles;
$user_id = func_get_arg( 0 );
if ( isset( $_POST['role'] ) ) {
if( $user_id != $current_user->id || $wp_roles->role_objects[$_POST['role']]->has_cap( 'edit_users' ) ) {
$user = new WP_User( $user_id );
$user->set_role( $_POST['role'] );
}
}
} else {
add_action( 'user_register', 'add_user' ); // See above
return edit_user();
}
}
function edit_user( $user_id = 0 ) {
global $current_user, $wp_roles, $wpdb;
if ( $user_id != 0 ) {
$update = true;
$user->ID = $user_id;
$userdata = get_userdata( $user_id );
$user->user_login = $wpdb->escape( $userdata->user_login );
} else {
$update = false;
$user = '';
}
if ( isset( $_POST['user_login'] ))
$user->user_login = wp_specialchars( trim( $_POST['user_login'] ));
$pass1 = $pass2 = '';
if ( isset( $_POST['pass1'] ))
$pass1 = $_POST['pass1'];
if ( isset( $_POST['pass2'] ))
$pass2 = $_POST['pass2'];
if ( isset( $_POST['role'] ) && current_user_can( 'edit_users' ) ) {
if( $user_id != $current_user->id || $wp_roles->role_objects[$_POST['role']]->has_cap( 'edit_users' ))
$user->role = $_POST['role'];
}
if ( isset( $_POST['email'] ))
$user->user_email = wp_specialchars( trim( $_POST['email'] ));
if ( isset( $_POST['url'] ) ) {
$user->user_url = wp_specialchars( trim( $_POST['url'] ));
$user->user_url = preg_match('/^(https?|ftps?|mailto|news|irc|gopher|nntp|feed|telnet):/is', $user->user_url) ? $user->user_url : 'http://'.$user->user_url;
}
if ( isset( $_POST['first_name'] ))
$user->first_name = wp_specialchars( trim( $_POST['first_name'] ));
if ( isset( $_POST['last_name'] ))
$user->last_name = wp_specialchars( trim( $_POST['last_name'] ));
if ( isset( $_POST['nickname'] ))
$user->nickname = wp_specialchars( trim( $_POST['nickname'] ));
if ( isset( $_POST['display_name'] ))
$user->display_name = wp_specialchars( trim( $_POST['display_name'] ));
if ( isset( $_POST['description'] ))
$user->description = trim( $_POST['description'] );
if ( isset( $_POST['jabber'] ))
$user->jabber = wp_specialchars( trim( $_POST['jabber'] ));
if ( isset( $_POST['aim'] ))
$user->aim = wp_specialchars( trim( $_POST['aim'] ));
if ( isset( $_POST['yim'] ))
$user->yim = wp_specialchars( trim( $_POST['yim'] ));
if ( !$update )
$user->rich_editing = 'true'; // Default to true for new users.
else if ( isset( $_POST['rich_editing'] ) )
$user->rich_editing = $_POST['rich_editing'];
else
$user->rich_editing = 'false';
$errors = new WP_Error();
/* checking that username has been typed */
if ( $user->user_login == '' )
$errors->add( 'user_login', __( '<strong>ERROR</strong>: Please enter a username.' ));
/* checking the password has been typed twice */
do_action_ref_array( 'check_passwords', array ( $user->user_login, & $pass1, & $pass2 ));
if (!$update ) {
if ( $pass1 == '' || $pass2 == '' )
$errors->add( 'pass', __( '<strong>ERROR</strong>: Please enter your password twice.' ));
} else {
if ((empty ( $pass1 ) && !empty ( $pass2 ) ) || (empty ( $pass2 ) && !empty ( $pass1 ) ) )
$errors->add( 'pass', __( "<strong>ERROR</strong>: you typed your new password only once." ));
}
/* Check for "\" in password */
if( strpos( " ".$pass1, "\\" ) )
$errors->add( 'pass', __( '<strong>ERROR</strong>: Passwords may not contain the character "\\".' ));
/* checking the password has been typed twice the same */
if ( $pass1 != $pass2 )
$errors->add( 'pass', __( '<strong>ERROR</strong>: Please type the same password in the two password fields.' ));
if (!empty ( $pass1 ))
$user->user_pass = $pass1;
if ( !$update && !validate_username( $user->user_login ) )
$errors->add( 'user_login', __( '<strong>ERROR</strong>: This username is invalid. Please enter a valid username.' ));
if (!$update && username_exists( $user->user_login ))
$errors->add( 'user_login', __( '<strong>ERROR</strong>: This username is already registered, please choose another one.' ));
/* checking e-mail address */
if ( empty ( $user->user_email ) ) {
$errors->add( 'user_email', __( "<strong>ERROR</strong>: please type an e-mail address" ));
} else
if (!is_email( $user->user_email ) ) {
$errors->add( 'user_email', __( "<strong>ERROR</strong>: the email address isn't correct" ));
}
if ( $errors->get_error_codes() )
return $errors;
if ( $update ) {
$user_id = wp_update_user( get_object_vars( $user ));
} else {
$user_id = wp_insert_user( get_object_vars( $user ));
wp_new_user_notification( $user_id );
}
return $user_id;
}
function get_link_to_edit( $link_id ) {
$link = get_link( $link_id );
$link->link_url = attribute_escape($link->link_url);
$link->link_name = attribute_escape($link->link_name);
$link->link_image = attribute_escape($link->link_image);
$link->link_description = attribute_escape($link->link_description);
$link->link_rss = attribute_escape($link->link_rss);
$link->link_rel = attribute_escape($link->link_rel);
$link->link_notes = wp_specialchars($link->link_notes);
$link->post_category = $link->link_category;
return $link;
}
function get_default_link_to_edit() {
if ( isset( $_GET['linkurl'] ) )
$link->link_url = attribute_escape( $_GET['linkurl']);
else
$link->link_url = '';
if ( isset( $_GET['name'] ) )
$link->link_name = attribute_escape( $_GET['name']);
else
$link->link_name = '';
$link->link_visible = 'Y';
return $link;
}
function add_link() {
return edit_link();
}
function edit_link( $link_id = '' ) {
if (!current_user_can( 'manage_links' ))
wp_die( __( 'Cheatin&#8217; uh?' ));
$_POST['link_url'] = wp_specialchars( $_POST['link_url'] );
$_POST['link_url'] = preg_match('/^(https?|ftps?|mailto|news|irc|gopher|nntp|feed|telnet):/is', $_POST['link_url']) ? $_POST['link_url'] : 'http://' . $_POST['link_url'];
$_POST['link_name'] = wp_specialchars( $_POST['link_name'] );
$_POST['link_image'] = wp_specialchars( $_POST['link_image'] );
$_POST['link_rss'] = wp_specialchars( $_POST['link_rss'] );
$_POST['link_category'] = $_POST['post_category'];
if ( !empty( $link_id ) ) {
$_POST['link_id'] = $link_id;
return wp_update_link( $_POST);
} else {
return wp_insert_link( $_POST);
}
}
function url_shorten( $url ) {
$short_url = str_replace( 'http://', '', stripslashes( $url ));
$short_url = str_replace( 'www.', '', $short_url );
if ('/' == substr( $short_url, -1 ))
$short_url = substr( $short_url, 0, -1 );
if ( strlen( $short_url ) > 35 )
$short_url = substr( $short_url, 0, 32 ).'...';
return $short_url;
}
function selected( $selected, $current) {
if ( $selected == $current)
echo ' selected="selected"';
}
function checked( $checked, $current) {
if ( $checked == $current)
echo ' checked="checked"';
}
function return_categories_list( $parent = 0 ) {
global $wpdb;
return $wpdb->get_col( "SELECT cat_ID FROM $wpdb->categories WHERE category_parent = $parent AND ( link_count = 0 OR category_count != 0 OR ( link_count = 0 AND category_count = 0 ) ) ORDER BY category_count DESC" );
}
function sort_cats( $cat1, $cat2 ) {
if ( $cat1['checked'] || $cat2['checked'] )
return ( $cat1['checked'] && !$cat2['checked'] ) ? -1 : 1;
else
return strcasecmp( $cat1['cat_name'], $cat2['cat_name'] );
}
function get_nested_categories( $default = 0, $parent = 0 ) {
global $post_ID, $link_id, $mode, $wpdb;
if ( $post_ID ) {
$checked_categories = $wpdb->get_col( "
SELECT category_id
FROM $wpdb->categories, $wpdb->post2cat
WHERE $wpdb->post2cat.category_id = cat_ID AND $wpdb->post2cat.post_id = '$post_ID'
" );
if ( count( $checked_categories ) == 0 ) {
// No selected categories, strange
$checked_categories[] = $default;
}
} else if ( $link_id ) {
$checked_categories = $wpdb->get_col( "
SELECT category_id
FROM $wpdb->categories, $wpdb->link2cat
WHERE $wpdb->link2cat.category_id = cat_ID AND $wpdb->link2cat.link_id = '$link_id'
" );
if ( count( $checked_categories ) == 0 ) {
// No selected categories, strange
$checked_categories[] = $default;
}
} else {
$checked_categories[] = $default;
}
$cats = return_categories_list( $parent);
$result = array ();
if ( is_array( $cats ) ) {
foreach ( $cats as $cat) {
$result[$cat]['children'] = get_nested_categories( $default, $cat);
$result[$cat]['cat_ID'] = $cat;
$result[$cat]['checked'] = in_array( $cat, $checked_categories );
$result[$cat]['cat_name'] = get_the_category_by_ID( $cat);
}
}
usort( $result, 'sort_cats' );
return $result;
}
function write_nested_categories( $categories ) {
foreach ( $categories as $category ) {
echo '<li id="category-', $category['cat_ID'], '"><label for="in-category-', $category['cat_ID'], '" class="selectit"><input value="', $category['cat_ID'], '" type="checkbox" name="post_category[]" id="in-category-', $category['cat_ID'], '"', ($category['checked'] ? ' checked="checked"' : "" ), '/> ', wp_specialchars( $category['cat_name'] ), "</label></li>";
if ( $category['children'] ) {
echo "<ul>\n";
write_nested_categories( $category['children'] );
echo "</ul>\n";
}
}
}
function dropdown_categories( $default = 0 ) {
write_nested_categories( get_nested_categories( $default) );
}
function return_link_categories_list( $parent = 0 ) {
global $wpdb;
return $wpdb->get_col( "SELECT cat_ID FROM $wpdb->categories WHERE category_parent = $parent AND ( category_count = 0 OR link_count != 0 OR ( link_count = 0 AND category_count = 0 ) ) ORDER BY link_count DESC" );
}
function get_nested_link_categories( $default = 0, $parent = 0 ) {
global $post_ID, $link_id, $mode, $wpdb;
if ( $link_id ) {
$checked_categories = $wpdb->get_col( "
SELECT category_id
FROM $wpdb->categories, $wpdb->link2cat
WHERE $wpdb->link2cat.category_id = cat_ID AND $wpdb->link2cat.link_id = '$link_id'
" );
if ( count( $checked_categories ) == 0 ) {
// No selected categories, strange
$checked_categories[] = $default;
}
} else {
$checked_categories[] = $default;
}
$cats = return_link_categories_list( $parent);
$result = array ();
if ( is_array( $cats ) ) {
foreach ( $cats as $cat) {
$result[$cat]['children'] = get_nested_link_categories( $default, $cat);
$result[$cat]['cat_ID'] = $cat;
$result[$cat]['checked'] = in_array( $cat, $checked_categories );
$result[$cat]['cat_name'] = get_the_category_by_ID( $cat);
}
}
usort( $result, 'sort_cats' );
return $result;
}
function dropdown_link_categories( $default = 0 ) {
write_nested_categories( get_nested_link_categories( $default) );
}
// Dandy new recursive multiple category stuff.
function cat_rows( $parent = 0, $level = 0, $categories = 0 ) {
if (!$categories )
$categories = get_categories( 'hide_empty=0' );
if ( $categories ) {
ob_start();
foreach ( $categories as $category ) {
if ( $category->category_parent == $parent) {
echo "\t" . _cat_row( $category, $level );
cat_rows( $category->cat_ID, $level +1, $categories );
}
}
$output = ob_get_contents();
ob_end_clean();
$output = apply_filters('cat_rows', $output);
echo $output;
} else {
return false;
}
}
function _cat_row( $category, $level, $name_override = false ) {
global $class;
$pad = str_repeat( '&#8212; ', $level );
if ( current_user_can( 'manage_categories' ) ) {
$edit = "<a href='categories.php?action=edit&amp;cat_ID=$category->cat_ID' class='edit'>".__( 'Edit' )."</a></td>";
$default_cat_id = get_option( 'default_category' );
$default_link_cat_id = get_option( 'default_link_category' );
if ( ($category->cat_ID != $default_cat_id ) && ($category->cat_ID != $default_link_cat_id ) )
$edit .= "<td><a href='" . wp_nonce_url( "categories.php?action=delete&amp;cat_ID=$category->cat_ID", 'delete-category_' . $category->cat_ID ) . "' onclick=\"return deleteSomething( 'cat', $category->cat_ID, '" . js_escape(sprintf( __("You are about to delete the category '%s'.\nAll of its posts will go into the default category of '%s'\nAll of its bookmarks will go into the default category of '%s'.\n'OK' to delete, 'Cancel' to stop." ), $category->cat_name, get_catname( $default_cat_id ), get_catname( $default_link_cat_id ) )) . "' );\" class='delete'>".__( 'Delete' )."</a>";
else
$edit .= "<td style='text-align:center'>".__( "Default" );
} else
$edit = '';
$class = ( ( defined( 'DOING_AJAX' ) && DOING_AJAX ) || " class='alternate'" == $class ) ? '' : " class='alternate'";
$category->category_count = number_format( $category->category_count );
$category->link_count = number_format( $category->link_count );
$posts_count = ( $category->category_count > 0 ) ? "<a href='edit.php?cat=$category->cat_ID'>$category->category_count</a>" : $category->category_count;
return "<tr id='cat-$category->cat_ID'$class>
<th scope='row' style='text-align: center'>$category->cat_ID</th>
<td>" . ( $name_override ? $name_override : $pad . ' ' . $category->cat_name ) . "</td>
<td>$category->category_description</td>
<td align='center'>$posts_count</td>
<td align='center'>$category->link_count</td>
<td>$edit</td>\n\t</tr>\n";
}
function page_rows( $parent = 0, $level = 0, $pages = 0, $hierarchy = true ) {
global $wpdb, $class, $post;
if (!$pages )
$pages = get_pages( 'sort_column=menu_order' );
if (! $pages )
return false;
foreach ( $pages as $post) {
setup_postdata( $post);
if ( $hierarchy && ($post->post_parent != $parent) )
continue;
$post->post_title = wp_specialchars( $post->post_title );
$pad = str_repeat( '&#8212; ', $level );
$id = $post->ID;
$class = ('alternate' == $class ) ? '' : 'alternate';
?>
<tr id='page-<?php echo $id; ?>' class='<?php echo $class; ?>'>
<th scope="row" style="text-align: center"><?php echo $post->ID; ?></th>
<td>
<?php echo $pad; ?><?php the_title() ?>
</td>
<td><?php the_author() ?></td>
<td><?php if ( '0000-00-00 00:00:00' ==$post->post_modified ) _e('Unpublished'); else echo mysql2date( 'Y-m-d g:i a', $post->post_modified ); ?></td>
<td><a href="<?php the_permalink(); ?>" rel="permalink" class="edit"><?php _e( 'View' ); ?></a></td>
<td><?php if ( current_user_can( 'edit_page', $id ) ) { echo "<a href='page.php?action=edit&amp;post=$id' class='edit'>" . __( 'Edit' ) . "</a>"; } ?></td>
<td><?php if ( current_user_can( 'delete_page', $id ) ) { echo "<a href='" . wp_nonce_url( "page.php?action=delete&amp;post=$id", 'delete-page_' . $id ) . "' class='delete' onclick=\"return deleteSomething( 'page', " . $id . ", '" . js_escape(sprintf( __("You are about to delete the '%s' page.\n'OK' to delete, 'Cancel' to stop." ), get_the_title() ) ) . "' );\">" . __( 'Delete' ) . "</a>"; } ?></td>
</tr>
<?php
if ( $hierarchy ) page_rows( $id, $level + 1, $pages );
}
}
function user_row( $user_object, $style = '' ) {
if ( !(is_object( $user_object) && is_a( $user_object, 'WP_User' ) ) )
$user_object = new WP_User( (int) $user_object );
$email = $user_object->user_email;
$url = $user_object->user_url;
$short_url = str_replace( 'http://', '', $url );
$short_url = str_replace( 'www.', '', $short_url );
if ('/' == substr( $short_url, -1 ))
$short_url = substr( $short_url, 0, -1 );
if ( strlen( $short_url ) > 35 )
$short_url = substr( $short_url, 0, 32 ).'...';
$numposts = get_usernumposts( $user_object->ID );
$r = "<tr id='user-$user_object->ID'$style>
<td><input type='checkbox' name='users[]' id='user_{$user_object->ID}' value='{$user_object->ID}' /> <label for='user_{$user_object->ID}'>{$user_object->ID}</label></td>
<td><label for='user_{$user_object->ID}'><strong>$user_object->user_login</strong></label></td>
<td><label for='user_{$user_object->ID}'>$user_object->first_name $user_object->last_name</label></td>
<td><a href='mailto:$email' title='" . sprintf( __('e-mail: %s' ), $email ) . "'>$email</a></td>
<td><a href='$url' title='website: $url'>$short_url</a></td>";
$r .= "\n\t\t<td align='center'>";
if ( $numposts > 0 ) {
$r .= "<a href='edit.php?author=$user_object->ID' title='" . __( 'View posts by this author' ) . "' class='edit'>";
$r .= sprintf(__ngettext( 'View %s post', 'View %s posts', $numposts ), $numposts);
$r .= '</a>';
}
$r .= "</td>\n\t\t<td>";
if ( current_user_can( 'edit_user', $user_object->ID ) ) {
$edit_link = attribute_escape( add_query_arg( 'wp_http_referer', urlencode( stripslashes( $_SERVER['REQUEST_URI'] ) ), "user-edit.php?user_id=$user_object->ID" ));
$r .= "<a href='$edit_link' class='edit'>".__( 'Edit' )."</a>";
}
$r .= "</td>\n\t</tr>";
return $r;
}
function wp_dropdown_cats( $currentcat = 0, $currentparent = 0, $parent = 0, $level = 0, $categories = 0 ) {
global $wpdb;
if (!$categories )
$categories = get_categories( 'hide_empty=0' );
if ( $categories ) {
foreach ( $categories as $category ) {
if ( $currentcat != $category->cat_ID && $parent == $category->category_parent) {
$pad = str_repeat( '&#8211; ', $level );
$category->cat_name = wp_specialchars( $category->cat_name );
echo "\n\t<option value='$category->cat_ID'";
if ( $currentparent == $category->cat_ID )
echo " selected='selected'";
echo ">$pad$category->cat_name</option>";
wp_dropdown_cats( $currentcat, $currentparent, $category->cat_ID, $level +1, $categories );
}
}
} else {
return false;
}
}
// Some postmeta stuff
function has_meta( $postid ) {
global $wpdb;
return $wpdb->get_results( "
SELECT meta_key, meta_value, meta_id, post_id
FROM $wpdb->postmeta
WHERE post_id = '$postid'
ORDER BY meta_key,meta_id", ARRAY_A );
}
function list_meta( $meta ) {
global $post_ID;
// Exit if no meta
if (!$meta ) {
echo '<tbody id="the-list"><tr style="display: none;"><td>&nbsp;</td></tr></tbody>'; //TBODY needed for list-manipulation JS
return;
}
$count = 0;
?>
<thead>
<tr>
<th><?php _e( 'Key' ) ?></th>
<th><?php _e( 'Value' ) ?></th>
<th colspan='2'><?php _e( 'Action' ) ?></th>
</tr>
</thead>
<?php
$r ="\n\t<tbody id='the-list'>";
foreach ( $meta as $entry ) {
++ $count;
if ( $count % 2 )
$style = 'alternate';
else
$style = '';
if ('_' == $entry['meta_key'] { 0 } )
$style .= ' hidden';
if ( is_serialized( $entry['meta_value'] ) ) {
if ( is_serialized_string( $entry['meta_value'] ) ) {
// this is a serialized string, so we should display it
$entry['meta_value'] = maybe_unserialize( $entry['meta_value'] );
} else {
// this is a serialized array/object so we should NOT display it
--$count;
continue;
}
}
$key_js = js_escape( $entry['meta_key'] );
$entry['meta_key'] = attribute_escape($entry['meta_key']);
$entry['meta_value'] = attribute_escape($entry['meta_value']);
$r .= "\n\t<tr id='meta-{$entry['meta_id']}' class='$style'>";
$r .= "\n\t\t<td valign='top'><input name='meta[{$entry['meta_id']}][key]' tabindex='6' type='text' size='20' value='{$entry['meta_key']}' /></td>";
$r .= "\n\t\t<td><textarea name='meta[{$entry['meta_id']}][value]' tabindex='6' rows='2' cols='30'>{$entry['meta_value']}</textarea></td>";
$r .= "\n\t\t<td align='center'><input name='updatemeta' type='submit' class='updatemeta' tabindex='6' value='".attribute_escape(__( 'Update' ))."' /><br />";
$r .= "\n\t\t<input name='deletemeta[{$entry['meta_id']}]' type='submit' onclick=\"return deleteSomething( 'meta', {$entry['meta_id']}, '";
$r .= js_escape(sprintf( __("You are about to delete the '%s' custom field on this post.\n'OK' to delete, 'Cancel' to stop." ), $key_js ) );
$r .= "' );\" class='deletemeta' tabindex='6' value='".attribute_escape(__( 'Delete' ))."' /></td>";
$r .= "\n\t</tr>";
}
echo $r;
echo "\n\t</tbody>";
}
// Get a list of previously defined keys
function get_meta_keys() {
global $wpdb;
$keys = $wpdb->get_col( "
SELECT meta_key
FROM $wpdb->postmeta
GROUP BY meta_key
ORDER BY meta_key" );
return $keys;
}
function meta_form() {
global $wpdb;
$limit = (int) apply_filters( 'postmeta_form_limit', 30 );
$keys = $wpdb->get_col( "
SELECT meta_key
FROM $wpdb->postmeta
GROUP BY meta_key
ORDER BY meta_id DESC
LIMIT $limit" );
if ( $keys )
natcasesort($keys);
?>
<h3><?php _e( 'Add a new custom field:' ) ?></h3>
<table id="newmeta" cellspacing="3" cellpadding="3">
<tr>
<th colspan="2"><?php _e( 'Key' ) ?></th>
<th><?php _e( 'Value' ) ?></th>
</tr>
<tr valign="top">
<td align="right" width="18%">
<?php if ( $keys ) : ?>
<select id="metakeyselect" name="metakeyselect" tabindex="7">
<option value="#NONE#"><?php _e( '- Select -' ); ?></option>
<?php
foreach ( $keys as $key ) {
$key = attribute_escape( $key);
echo "\n\t<option value='$key'>$key</option>";
}
?>
</select> <?php _e( 'or' ); ?>
<?php endif; ?>
</td>
<td><input type="text" id="metakeyinput" name="metakeyinput" tabindex="7" /></td>
<td><textarea id="metavalue" name="metavalue" rows="3" cols="25" tabindex="8"></textarea></td>
</tr>
</table>
<p class="submit"><input type="submit" id="updatemetasub" name="updatemeta" tabindex="9" value="<?php _e( 'Add Custom Field &raquo;' ) ?>" /></p>
<?php
}
function add_meta( $post_ID ) {
global $wpdb;
$post_ID = (int) $post_ID;
$metakeyselect = $wpdb->escape( stripslashes( trim( $_POST['metakeyselect'] ) ) );
$metakeyinput = $wpdb->escape( stripslashes( trim( $_POST['metakeyinput'] ) ) );
$metavalue = maybe_serialize( stripslashes( (trim( $_POST['metavalue'] ) ) ));
$metavalue = $wpdb->escape( $metavalue );
if ( ('0' === $metavalue || !empty ( $metavalue ) ) && ((('#NONE#' != $metakeyselect) && !empty ( $metakeyselect) ) || !empty ( $metakeyinput) ) ) {
// We have a key/value pair. If both the select and the
// input for the key have data, the input takes precedence:
if ('#NONE#' != $metakeyselect)
$metakey = $metakeyselect;
if ( $metakeyinput)
$metakey = $metakeyinput; // default
$result = $wpdb->query( "
INSERT INTO $wpdb->postmeta
(post_id,meta_key,meta_value )
VALUES ('$post_ID','$metakey','$metavalue' )
" );
return $wpdb->insert_id;
}
return false;
} // add_meta
function delete_meta( $mid ) {
global $wpdb;
$mid = (int) $mid;
return $wpdb->query( "DELETE FROM $wpdb->postmeta WHERE meta_id = '$mid'" );
}
function update_meta( $mid, $mkey, $mvalue ) {
global $wpdb;
$mvalue = maybe_serialize( stripslashes( $mvalue ));
$mvalue = $wpdb->escape( $mvalue );
$mid = (int) $mid;
return $wpdb->query( "UPDATE $wpdb->postmeta SET meta_key = '$mkey', meta_value = '$mvalue' WHERE meta_id = '$mid'" );
}
function get_post_meta_by_id( $mid ) {
global $wpdb;
$mid = (int) $mid;
$meta = $wpdb->get_row( "SELECT * FROM $wpdb->postmeta WHERE meta_id = '$mid'" );
if ( is_serialized_string( $meta->meta_value ) )
$meta->meta_value = maybe_unserialize( $meta->meta_value );
return $meta;
}
function touch_time( $edit = 1, $for_post = 1 ) {
global $wp_locale, $post, $comment;
if ( $for_post )
$edit = ( ('draft' == $post->post_status ) && (!$post->post_date || '0000-00-00 00:00:00' == $post->post_date ) ) ? false : true;
echo '<fieldset><legend><input type="checkbox" class="checkbox" name="edit_date" value="1" id="timestamp" /> <label for="timestamp">'.__( 'Edit timestamp' ).'</label></legend>';
$time_adj = time() + (get_option( 'gmt_offset' ) * 3600 );
$post_date = ($for_post) ? $post->post_date : $comment->comment_date;
$jj = ($edit) ? mysql2date( 'd', $post_date ) : gmdate( 'd', $time_adj );
$mm = ($edit) ? mysql2date( 'm', $post_date ) : gmdate( 'm', $time_adj );
$aa = ($edit) ? mysql2date( 'Y', $post_date ) : gmdate( 'Y', $time_adj );
$hh = ($edit) ? mysql2date( 'H', $post_date ) : gmdate( 'H', $time_adj );
$mn = ($edit) ? mysql2date( 'i', $post_date ) : gmdate( 'i', $time_adj );
$ss = ($edit) ? mysql2date( 's', $post_date ) : gmdate( 's', $time_adj );
echo "<select name=\"mm\" onchange=\"edit_date.checked=true\">\n";
for ( $i = 1; $i < 13; $i = $i +1 ) {
echo "\t\t\t<option value=\"$i\"";
if ( $i == $mm )
echo ' selected="selected"';
echo '>' . $wp_locale->get_month( $i ) . "</option>\n";
}
?>
</select>
<input type="text" id="jj" name="jj" value="<?php echo $jj; ?>" size="2" maxlength="2" onchange="edit_date.checked=true"/>
<input type="text" id="aa" name="aa" value="<?php echo $aa ?>" size="4" maxlength="5" onchange="edit_date.checked=true" /> @
<input type="text" id="hh" name="hh" value="<?php echo $hh ?>" size="2" maxlength="2" onchange="edit_date.checked=true" /> :
<input type="text" id="mn" name="mn" value="<?php echo $mn ?>" size="2" maxlength="2" onchange="edit_date.checked=true" />
<input type="hidden" id="ss" name="ss" value="<?php echo $ss ?>" size="2" maxlength="2" onchange="edit_date.checked=true" />
<?php
if ( $edit ) {
printf( __('Existing timestamp: %1$s %2$s, %3$s @ %4$s:%5$s' ), $wp_locale->get_month( $mm ), $jj, $aa, $hh, $mn );
}
?>
</fieldset>
<?php
}
// insert_with_markers: Owen Winkler, fixed by Eric Anderson
// Inserts an array of strings into a file (.htaccess ), placing it between
// BEGIN and END markers. Replaces existing marked info. Retains surrounding
// data. Creates file if none exists.
// Returns true on write success, false on failure.
function insert_with_markers( $filename, $marker, $insertion ) {
if (!file_exists( $filename ) || is_writeable( $filename ) ) {
if (!file_exists( $filename ) ) {
$markerdata = '';
} else {
$markerdata = explode( "\n", implode( '', file( $filename ) ) );
}
$f = fopen( $filename, 'w' );
$foundit = false;
if ( $markerdata ) {
$state = true;
foreach ( $markerdata as $n => $markerline ) {
if ( strstr( $markerline, "# BEGIN {$marker}" ))
$state = false;
if ( $state ) {
if ( $n + 1 < count( $markerdata ) )
fwrite( $f, "{$markerline}\n" );
else
fwrite( $f, "{$markerline}" );
}
if ( strstr( $markerline, "# END {$marker}" ) ) {
fwrite( $f, "# BEGIN {$marker}\n" );
if ( is_array( $insertion ))
foreach ( $insertion as $insertline )
fwrite( $f, "{$insertline}\n" );
fwrite( $f, "# END {$marker}\n" );
$state = true;
$foundit = true;
}
}
}
if (!$foundit) {
fwrite( $f, "# BEGIN {$marker}\n" );
foreach ( $insertion as $insertline )
fwrite( $f, "{$insertline}\n" );
fwrite( $f, "# END {$marker}\n" );
}
fclose( $f );
return true;
} else {
return false;
}
}
// extract_from_markers: Owen Winkler
// Returns an array of strings from a file (.htaccess ) from between BEGIN
// and END markers.
function extract_from_markers( $filename, $marker ) {
$result = array ();
if (!file_exists( $filename ) ) {
return $result;
}
if ( $markerdata = explode( "\n", implode( '', file( $filename ) ) ));
{
$state = false;
foreach ( $markerdata as $markerline ) {
if ( strstr( $markerline, "# END {$marker}" ))
$state = false;
if ( $state )
$result[] = $markerline;
if ( strstr( $markerline, "# BEGIN {$marker}" ))
$state = true;
}
}
return $result;
}
function got_mod_rewrite() {
global $is_apache;
// take 3 educated guesses as to whether or not mod_rewrite is available
if ( !$is_apache )
return false;
if ( function_exists( 'apache_get_modules' ) ) {
if ( !in_array( 'mod_rewrite', apache_get_modules() ) )
return false;
}
return true;
}
function save_mod_rewrite_rules() {
global $is_apache, $wp_rewrite;
$home_path = get_home_path();
if (!$wp_rewrite->using_mod_rewrite_permalinks() )
return false;
if (!((!file_exists( $home_path.'.htaccess' ) && is_writable( $home_path ) ) || is_writable( $home_path.'.htaccess' ) ) )
return false;
if (! got_mod_rewrite() )
return false;
$rules = explode( "\n", $wp_rewrite->mod_rewrite_rules() );
return insert_with_markers( $home_path.'.htaccess', 'WordPress', $rules );
}
function get_broken_themes() {
global $wp_broken_themes;
get_themes();
return $wp_broken_themes;
}
function get_page_templates() {
$themes = get_themes();
$theme = get_current_theme();
$templates = $themes[$theme]['Template Files'];
$page_templates = array ();
if ( is_array( $templates ) ) {
foreach ( $templates as $template ) {
$template_data = implode( '', file( ABSPATH.$template ));
preg_match( "|Template Name:(.*)|i", $template_data, $name );
preg_match( "|Description:(.*)|i", $template_data, $description );
$name = $name[1];
$description = $description[1];
if (!empty ( $name ) ) {
$page_templates[trim( $name )] = basename( $template );
}
}
}
return $page_templates;
}
function page_template_dropdown( $default = '' ) {
$templates = get_page_templates();
foreach (array_keys( $templates ) as $template )
: if ( $default == $templates[$template] )
$selected = " selected='selected'";
else
$selected = '';
echo "\n\t<option value='".$templates[$template]."' $selected>$template</option>";
endforeach;
}
function parent_dropdown( $default = 0, $parent = 0, $level = 0 ) {
global $wpdb, $post_ID;
$items = $wpdb->get_results( "SELECT ID, post_parent, post_title FROM $wpdb->posts WHERE post_parent = $parent AND post_type = 'page' ORDER BY menu_order" );
if ( $items ) {
foreach ( $items as $item ) {
// A page cannot be it's own parent.
if (!empty ( $post_ID ) ) {
if ( $item->ID == $post_ID ) {
continue;
}
}
$pad = str_repeat( '&nbsp;', $level * 3 );
if ( $item->ID == $default)
$current = ' selected="selected"';
else
$current = '';
echo "\n\t<option value='$item->ID'$current>$pad $item->post_title</option>";
parent_dropdown( $default, $item->ID, $level +1 );
}
} else {
return false;
}
}
function user_can_access_admin_page() {
global $pagenow;
global $menu;
global $submenu;
global $_wp_menu_nopriv;
global $_wp_submenu_nopriv;
global $plugin_page;
$parent = get_admin_page_parent();
if ( isset( $_wp_submenu_nopriv[$parent][$pagenow] ) )
return false;
if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$parent][$plugin_page] ) )
return false;
if ( empty( $parent) ) {
if ( isset( $_wp_menu_nopriv[$pagenow] ) )
return false;
if ( isset( $_wp_submenu_nopriv[$pagenow][$pagenow] ) )
return false;
if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$pagenow][$plugin_page] ) )
return false;
foreach (array_keys( $_wp_submenu_nopriv ) as $key ) {
if ( isset( $_wp_submenu_nopriv[$key][$pagenow] ) )
return false;
if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$key][$plugin_page] ) )
return false;
}
return true;
}
if ( isset( $submenu[$parent] ) ) {
foreach ( $submenu[$parent] as $submenu_array ) {
if ( isset( $plugin_page ) && ( $submenu_array[2] == $plugin_page ) ) {
if ( current_user_can( $submenu_array[1] ))
return true;
else
return false;
} else if ( $submenu_array[2] == $pagenow ) {
if ( current_user_can( $submenu_array[1] ))
return true;
else
return false;
}
}
}
foreach ( $menu as $menu_array ) {
if ( $menu_array[2] == $parent) {
if ( current_user_can( $menu_array[1] ))
return true;
else
return false;
}
}
return true;
}
function get_admin_page_title() {
global $title;
global $menu;
global $submenu;
global $pagenow;
global $plugin_page;
if ( isset( $title ) && !empty ( $title ) ) {
return $title;
}
$hook = get_plugin_page_hook( $plugin_page, $pagenow );
$parent = $parent1 = get_admin_page_parent();
if ( empty ( $parent) ) {
foreach ( $menu as $menu_array ) {
if ( isset( $menu_array[3] ) ) {
if ( $menu_array[2] == $pagenow ) {
$title = $menu_array[3];
return $menu_array[3];
} else
if ( isset( $plugin_page ) && ($plugin_page == $menu_array[2] ) && ($hook == $menu_array[3] ) ) {
$title = $menu_array[3];
return $menu_array[3];
}
} else {
$title = $menu_array[0];
return $title;
}
}
} else {
foreach (array_keys( $submenu ) as $parent) {
foreach ( $submenu[$parent] as $submenu_array ) {
if ( isset( $plugin_page ) &&
($plugin_page == $submenu_array[2] ) &&
(($parent == $pagenow ) || ($parent == $plugin_page ) || ($plugin_page == $hook ) || (($pagenow == 'admin.php' ) && ($parent1 != $submenu_array[2] ) ) )
) {
$title = $submenu_array[3];
return $submenu_array[3];
}
if ( $submenu_array[2] != $pagenow || isset( $_GET['page'] ) ) // not the current page
continue;
if ( isset( $submenu_array[3] ) ) {
$title = $submenu_array[3];
return $submenu_array[3];
} else {
$title = $submenu_array[0];
return $title;
}
}
}
}
return $title;
}
function get_admin_page_parent() {
global $parent_file;
global $menu;
global $submenu;
global $pagenow;
global $plugin_page;
global $_wp_real_parent_file;
global $_wp_menu_nopriv;
global $_wp_submenu_nopriv;
if ( !empty ( $parent_file ) ) {
if ( isset( $_wp_real_parent_file[$parent_file] ) )
$parent_file = $_wp_real_parent_file[$parent_file];
return $parent_file;
}
if ( $pagenow == 'admin.php' && isset( $plugin_page ) ) {
foreach ( $menu as $parent_menu ) {
if ( $parent_menu[2] == $plugin_page ) {
$parent_file = $plugin_page;
if ( isset( $_wp_real_parent_file[$parent_file] ) )
$parent_file = $_wp_real_parent_file[$parent_file];
return $parent_file;
}
}
if ( isset( $_wp_menu_nopriv[$plugin_page] ) ) {
$parent_file = $plugin_page;
if ( isset( $_wp_real_parent_file[$parent_file] ) )
$parent_file = $_wp_real_parent_file[$parent_file];
return $parent_file;
}
}
if ( isset( $plugin_page ) && isset( $_wp_submenu_nopriv[$pagenow][$plugin_page] ) ) {
$parent_file = $pagenow;
if ( isset( $_wp_real_parent_file[$parent_file] ) )
$parent_file = $_wp_real_parent_file[$parent_file];
return $parent_file;
}
foreach (array_keys( $submenu ) as $parent) {
foreach ( $submenu[$parent] as $submenu_array ) {
if ( isset( $_wp_real_parent_file[$parent] ) )
$parent = $_wp_real_parent_file[$parent];
if ( $submenu_array[2] == $pagenow ) {
$parent_file = $parent;
return $parent;
} else
if ( isset( $plugin_page ) && ($plugin_page == $submenu_array[2] ) ) {
$parent_file = $parent;
return $parent;
}
}
}
$parent_file = '';
return '';
}
function add_menu_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {
global $menu, $admin_page_hooks;
$file = plugin_basename( $file );
$menu[] = array ( $menu_title, $access_level, $file, $page_title );
$admin_page_hooks[$file] = sanitize_title( $menu_title );
$hookname = get_plugin_page_hookname( $file, '' );
if (!empty ( $function ) && !empty ( $hookname ))
add_action( $hookname, $function );
return $hookname;
}
function add_submenu_page( $parent, $page_title, $menu_title, $access_level, $file, $function = '' ) {
global $submenu;
global $menu;
global $_wp_real_parent_file;
global $_wp_submenu_nopriv;
global $_wp_menu_nopriv;
$file = plugin_basename( $file );
$parent = plugin_basename( $parent);
if ( isset( $_wp_real_parent_file[$parent] ) )
$parent = $_wp_real_parent_file[$parent];
if ( !current_user_can( $access_level ) ) {
$_wp_submenu_nopriv[$parent][$file] = true;
return false;
}
// If the parent doesn't already have a submenu, add a link to the parent
// as the first item in the submenu. If the submenu file is the same as the
// parent file someone is trying to link back to the parent manually. In
// this case, don't automatically add a link back to avoid duplication.
if (!isset( $submenu[$parent] ) && $file != $parent ) {
foreach ( $menu as $parent_menu ) {
if ( $parent_menu[2] == $parent && current_user_can( $parent_menu[1] ) )
$submenu[$parent][] = $parent_menu;
}
}
$submenu[$parent][] = array ( $menu_title, $access_level, $file, $page_title );
$hookname = get_plugin_page_hookname( $file, $parent);
if (!empty ( $function ) && !empty ( $hookname ))
add_action( $hookname, $function );
return $hookname;
}
function add_options_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {
return add_submenu_page( 'options-general.php', $page_title, $menu_title, $access_level, $file, $function );
}
function add_management_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {
return add_submenu_page( 'edit.php', $page_title, $menu_title, $access_level, $file, $function );
}
function add_theme_page( $page_title, $menu_title, $access_level, $file, $function = '' ) {
return add_submenu_page( 'themes.php', $page_title, $menu_title, $access_level, $file, $function );
}
function validate_file( $file, $allowed_files = '' ) {
if ( false !== strpos( $file, './' ))
return 1;
if (':' == substr( $file, 1, 1 ))
return 2;
if (!empty ( $allowed_files ) && (!in_array( $file, $allowed_files ) ) )
return 3;
return 0;
}
function validate_file_to_edit( $file, $allowed_files = '' ) {
$file = stripslashes( $file );
$code = validate_file( $file, $allowed_files );
if (!$code )
return $file;
switch ( $code ) {
case 1 :
wp_die( __('Sorry, can&#8217;t edit files with ".." in the name. If you are trying to edit a file in your WordPress home directory, you can just type the name of the file in.' ));
case 2 :
wp_die( __('Sorry, can&#8217;t call files with their real path.' ));
case 3 :
wp_die( __('Sorry, that file cannot be edited.' ));
}
}
function get_home_path() {
$home = get_option( 'home' );
if ( $home != '' && $home != get_option( 'siteurl' ) ) {
$home_path = parse_url( $home );
$home_path = $home_path['path'];
$root = str_replace( $_SERVER["PHP_SELF"], '', $_SERVER["SCRIPT_FILENAME"] );
$home_path = trailingslashit( $root.$home_path );
} else {
$home_path = ABSPATH;
}
return $home_path;
}
function get_real_file_to_edit( $file ) {
if ('index.php' == $file || '.htaccess' == $file ) {
$real_file = get_home_path().$file;
} else {
$real_file = ABSPATH.$file;
}
return $real_file;
}
$wp_file_descriptions = array ('index.php' => __( 'Main Index Template' ), 'style.css' => __( 'Stylesheet' ), 'comments.php' => __( 'Comments' ), 'comments-popup.php' => __( 'Popup Comments' ), 'footer.php' => __( 'Footer' ), 'header.php' => __( 'Header' ), 'sidebar.php' => __( 'Sidebar' ), 'archive.php' => __( 'Archives' ), 'category.php' => __( 'Category Template' ), 'page.php' => __( 'Page Template' ), 'search.php' => __( 'Search Results' ), 'single.php' => __( 'Single Post' ), '404.php' => __( '404 Template' ), 'my-hacks.php' => __( 'my-hacks.php (legacy hacks support)' ), '.htaccess' => __( '.htaccess (for rewrite rules )' ),
// Deprecated files
'wp-layout.css' => __( 'Stylesheet' ), 'wp-comments.php' => __( 'Comments Template' ), 'wp-comments-popup.php' => __( 'Popup Comments Template' ));
function get_file_description( $file ) {
global $wp_file_descriptions;
if ( isset( $wp_file_descriptions[basename( $file )] ) ) {
return $wp_file_descriptions[basename( $file )];
}
elseif ( file_exists( ABSPATH . $file ) && is_file( ABSPATH . $file ) ) {
$template_data = implode( '', file( ABSPATH . $file ) );
if ( preg_match( "|Template Name:(.* )|i", $template_data, $name ))
return $name[1];
}
return basename( $file );
}
function update_recently_edited( $file ) {
$oldfiles = (array ) get_option( 'recently_edited' );
if ( $oldfiles ) {
$oldfiles = array_reverse( $oldfiles );
$oldfiles[] = $file;
$oldfiles = array_reverse( $oldfiles );
$oldfiles = array_unique( $oldfiles );
if ( 5 < count( $oldfiles ))
array_pop( $oldfiles );
} else {
$oldfiles[] = $file;
}
update_option( 'recently_edited', $oldfiles );
}
function get_plugin_data( $plugin_file ) {
$plugin_data = implode( '', file( $plugin_file ));
preg_match( "|Plugin Name:(.*)|i", $plugin_data, $plugin_name );
preg_match( "|Plugin URI:(.*)|i", $plugin_data, $plugin_uri );
preg_match( "|Description:(.*)|i", $plugin_data, $description );
preg_match( "|Author:(.*)|i", $plugin_data, $author_name );
preg_match( "|Author URI:(.*)|i", $plugin_data, $author_uri );
if ( preg_match( "|Version:(.*)|i", $plugin_data, $version ))
$version = trim( $version[1] );
else
$version = '';
$description = wptexturize( trim( $description[1] ));
$name = $plugin_name[1];
$name = trim( $name );
$plugin = $name;
if ('' != $plugin_uri[1] && '' != $name ) {
$plugin = '<a href="' . trim( $plugin_uri[1] ) . '" title="'.__( 'Visit plugin homepage' ).'">'.$plugin.'</a>';
}
if ('' == $author_uri[1] ) {
$author = trim( $author_name[1] );
} else {
$author = '<a href="' . trim( $author_uri[1] ) . '" title="'.__( 'Visit author homepage' ).'">' . trim( $author_name[1] ) . '</a>';
}
return array ('Name' => $name, 'Title' => $plugin, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template[1] );
}
function get_plugins() {
global $wp_plugins;
if ( isset( $wp_plugins ) ) {
return $wp_plugins;
}
$wp_plugins = array ();
$plugin_root = ABSPATH . PLUGINDIR;
// Files in wp-content/plugins directory
$plugins_dir = @ dir( $plugin_root);
if ( $plugins_dir ) {
while (($file = $plugins_dir->read() ) !== false ) {
if ( preg_match( '|^\.+$|', $file ))
continue;
if ( is_dir( $plugin_root.'/'.$file ) ) {
$plugins_subdir = @ dir( $plugin_root.'/'.$file );
if ( $plugins_subdir ) {
while (($subfile = $plugins_subdir->read() ) !== false ) {
if ( preg_match( '|^\.+$|', $subfile ))
continue;
if ( preg_match( '|\.php$|', $subfile ))
$plugin_files[] = "$file/$subfile";
}
}
} else {
if ( preg_match( '|\.php$|', $file ))
$plugin_files[] = $file;
}
}
}
if ( !$plugins_dir || !$plugin_files )
return $wp_plugins;
foreach ( $plugin_files as $plugin_file ) {
if ( !is_readable( "$plugin_root/$plugin_file" ) )
continue;
$plugin_data = get_plugin_data( "$plugin_root/$plugin_file" );
if ( empty ( $plugin_data['Name'] ) )
continue;
$wp_plugins[plugin_basename( $plugin_file )] = $plugin_data;
}
uasort( $wp_plugins, create_function( '$a, $b', 'return strnatcasecmp( $a["Name"], $b["Name"] );' ));
return $wp_plugins;
}
function get_plugin_page_hookname( $plugin_page, $parent_page ) {
global $admin_page_hooks;
$parent = get_admin_page_parent();
if ( empty ( $parent_page ) || 'admin.php' == $parent_page ) {
if ( isset( $admin_page_hooks[$plugin_page] ))
$page_type = 'toplevel';
else
if ( isset( $admin_page_hooks[$parent] ))
$page_type = $admin_page_hooks[$parent];
} else
if ( isset( $admin_page_hooks[$parent_page] ) ) {
$page_type = $admin_page_hooks[$parent_page];
} else {
$page_type = 'admin';
}
$plugin_name = preg_replace( '!\.php!', '', $plugin_page );
return $page_type.'_page_'.$plugin_name;
}
function get_plugin_page_hook( $plugin_page, $parent_page ) {
global $wp_filter;
$hook = get_plugin_page_hookname( $plugin_page, $parent_page );
if ( isset( $wp_filter[$hook] ))
return $hook;
else
return '';
}
function browse_happy() {
$getit = __( 'WordPress recommends a better browser' );
echo '
<p id="bh" style="text-align: center;"><a href="http://browsehappy.com/" title="'.$getit.'"><img src="images/browse-happy.gif" alt="Browse Happy" /></a></p>
';
}
if ( strstr( $_SERVER['HTTP_USER_AGENT'], 'MSIE' ))
add_action( 'admin_footer', 'browse_happy' );
function documentation_link( $for ) {
return;
}
function register_importer( $id, $name, $description, $callback ) {
global $wp_importers;
$wp_importers[$id] = array ( $name, $description, $callback );
}
function get_importers() {
global $wp_importers;
return $wp_importers;
}
function current_theme_info() {
$themes = get_themes();
$current_theme = get_current_theme();
$ct->name = $current_theme;
$ct->title = $themes[$current_theme]['Title'];
$ct->version = $themes[$current_theme]['Version'];
$ct->parent_theme = $themes[$current_theme]['Parent Theme'];
$ct->template_dir = $themes[$current_theme]['Template Dir'];
$ct->stylesheet_dir = $themes[$current_theme]['Stylesheet Dir'];
$ct->template = $themes[$current_theme]['Template'];
$ct->stylesheet = $themes[$current_theme]['Stylesheet'];
$ct->screenshot = $themes[$current_theme]['Screenshot'];
$ct->description = $themes[$current_theme]['Description'];
$ct->author = $themes[$current_theme]['Author'];
return $ct;
}
// array wp_handle_upload ( array &file [, array overrides] )
// file: reference to a single element of $_FILES. Call the function once for each uploaded file.
// overrides: an associative array of names=>values to override default variables with extract( $overrides, EXTR_OVERWRITE ).
// On success, returns an associative array of file attributes.
// On failure, returns $overrides['upload_error_handler'](&$file, $message ) or array( 'error'=>$message ).
function wp_handle_upload( &$file, $overrides = false ) {
// The default error handler.
if (! function_exists( 'wp_handle_upload_error' ) ) {
function wp_handle_upload_error( &$file, $message ) {
return array( 'error'=>$message );
}
}
// You may define your own function and pass the name in $overrides['upload_error_handler']
$upload_error_handler = 'wp_handle_upload_error';
// $_POST['action'] must be set and its value must equal $overrides['action'] or this:
$action = 'wp_handle_upload';
// Courtesy of php.net, the strings that describe the error indicated in $_FILES[{form field}]['error'].
$upload_error_strings = array( false,
__( "The uploaded file exceeds the <code>upload_max_filesize</code> directive in <code>php.ini</code>." ),
__( "The uploaded file exceeds the <em>MAX_FILE_SIZE</em> directive that was specified in the HTML form." ),
__( "The uploaded file was only partially uploaded." ),
__( "No file was uploaded." ),
__( "Missing a temporary folder." ),
__( "Failed to write file to disk." ));
// All tests are on by default. Most can be turned off by $override[{test_name}] = false;
$test_form = true;
$test_size = true;
// If you override this, you must provide $ext and $type!!!!
$test_type = true;
// Install user overrides. Did we mention that this voids your warranty?
if ( is_array( $overrides ) )
extract( $overrides, EXTR_OVERWRITE );
// A correct form post will pass this test.
if ( $test_form && (!isset( $_POST['action'] ) || ($_POST['action'] != $action ) ) )
return $upload_error_handler( $file, __( 'Invalid form submission.' ));
// A successful upload will pass this test. It makes no sense to override this one.
if ( $file['error'] > 0 )
return $upload_error_handler( $file, $upload_error_strings[$file['error']] );
// A non-empty file will pass this test.
if ( $test_size && !($file['size'] > 0 ) )
return $upload_error_handler( $file, __( 'File is empty. Please upload something more substantial.' ));
// A properly uploaded file will pass this test. There should be no reason to override this one.
if (! @ is_uploaded_file( $file['tmp_name'] ) )
return $upload_error_handler( $file, __( 'Specified file failed upload test.' ));
// A correct MIME type will pass this test. Override $mimes or use the upload_mimes filter.
if ( $test_type ) {
$wp_filetype = wp_check_filetype( $file['name'], $mimes );
extract( $wp_filetype );
if ( !$type || !$ext )
return $upload_error_handler( $file, __( 'File type does not meet security guidelines. Try another.' ));
}
// A writable uploads dir will pass this test. Again, there's no point overriding this one.
if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) )
return $upload_error_handler( $file, $uploads['error'] );
// Increment the file number until we have a unique file to save in $dir. Use $override['unique_filename_callback'] if supplied.
if ( isset( $unique_filename_callback ) && function_exists( $unique_filename_callback ) ) {
$filename = $unique_filename_callback( $uploads['path'], $file['name'] );
} else {
$number = '';
$filename = str_replace( '#', '_', $file['name'] );
$filename = str_replace( array( '\\', "'" ), '', $filename );
if ( empty( $ext) )
$ext = '';
else
$ext = ".$ext";
while ( file_exists( $uploads['path'] . "/$filename" ) ) {
if ( '' == "$number$ext" )
$filename = $filename . ++$number . $ext;
else
$filename = str_replace( "$number$ext", ++$number . $ext, $filename );
}
$filename = str_replace( $ext, '', $filename );
$filename = sanitize_title_with_dashes( $filename ) . $ext;
}
// Move the file to the uploads dir
$new_file = $uploads['path'] . "/$filename";
if ( false === @ move_uploaded_file( $file['tmp_name'], $new_file ) )
wp_die( printf( __('The uploaded file could not be moved to %s.' ), $uploads['path'] ));
// Set correct file permissions
$stat = stat( dirname( $new_file ));
$perms = $stat['mode'] & 0000666;
@ chmod( $new_file, $perms );
// Compute the URL
$url = $uploads['url'] . "/$filename";
$return = apply_filters( 'wp_handle_upload', array( 'file' => $new_file, 'url' => $url, 'type' => $type ) );
return $return;
}
function wp_shrink_dimensions( $width, $height, $wmax = 128, $hmax = 96 ) {
if ( $height <= $hmax && $width <= $wmax )
return array( $width, $height);
elseif ( $width / $height > $wmax / $hmax )
return array( $wmax, (int) ($height / $width * $wmax ));
else
return array( (int) ($width / $height * $hmax ), $hmax );
}
function wp_import_cleanup( $id ) {
wp_delete_attachment( $id );
}
function wp_import_upload_form( $action ) {
$size = strtolower( ini_get( 'upload_max_filesize' ) );
$bytes = 0;
if ( strstr( $size, 'k' ) )
$bytes = $size * 1024;
if ( strstr( $size, 'm' ) )
$bytes = $size * 1024 * 1024;
if ( strstr( $size, 'g' ) )
$bytes = $size * 1024 * 1024 * 1024;
?>
<form enctype="multipart/form-data" id="import-upload-form" method="post" action="<?php echo $action ?>">
<p>
<label for="upload"><?php _e( 'Choose a file from your computer:' ); ?></label> (<?php printf( __('Maximum size: %s' ), $size ); ?> )
<input type="file" id="upload" name="import" size="25" />
<input type="hidden" name="action" value="save" />
<input type="hidden" name="max_file_size" value="<?php echo $bytes; ?>" />
</p>
<p class="submit">
<input type="submit" value="<?php _e( 'Upload file and import' ); ?> &raquo;" />
</p>
</form>
<?php
}
function wp_import_handle_upload() {
$overrides = array( 'test_form' => false, 'test_type' => false );
$file = wp_handle_upload( $_FILES['import'], $overrides );
if ( isset( $file['error'] ) )
return $file;
$url = $file['url'];
$type = $file['type'];
$file = addslashes( $file['file'] );
$filename = basename( $file );
// Construct the object array
$object = array( 'post_title' => $filename,
'post_content' => $url,
'post_mime_type' => $type,
'guid' => $url
);
// Save the data
$id = wp_insert_attachment( $object, $file );
return array( 'file' => $file, 'id' => $id );
}
function the_attachment_links( $id = false ) {
$id = (int) $id;
$post = & get_post( $id );
if ( $post->post_type != 'attachment' )
return false;
$icon = get_attachment_icon( $post->ID );
$attachment_data = wp_get_attachment_metadata( $id );
$thumb = isset( $attachment_data['thumb'] );
?>
<form id="the-attachment-links">
<table>
<col />
<col class="widefat" />
<tr>
<th scope="row"><?php _e( 'URL' ) ?></th>
<td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><?php echo wp_get_attachment_url(); ?></textarea></td>
</tr>
<?php if ( $icon ) : ?>
<tr>
<th scope="row"><?php $thumb ? _e( 'Thumbnail linked to file' ) : _e( 'Image linked to file' ); ?></th>
<td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo wp_get_attachment_url(); ?>"><?php echo $icon ?></a></textarea></td>
</tr>
<tr>
<th scope="row"><?php $thumb ? _e( 'Thumbnail linked to page' ) : _e( 'Image linked to page' ); ?></th>
<td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo get_attachment_link( $post->ID ) ?>" rel="attachment wp-att-<?php echo $post->ID; ?>"><?php echo $icon ?></a></textarea></td>
</tr>
<?php else : ?>
<tr>
<th scope="row"><?php _e( 'Link to file' ) ?></th>
<td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo wp_get_attachment_url(); ?>" class="attachmentlink"><?php echo basename( wp_get_attachment_url() ); ?></a></textarea></td>
</tr>
<tr>
<th scope="row"><?php _e( 'Link to page' ) ?></th>
<td><textarea rows="1" cols="40" type="text" class="attachmentlinks" readonly="readonly"><a href="<?php echo get_attachment_link( $post->ID ) ?>" rel="attachment wp-att-<?php echo $post->ID ?>"><?php the_title(); ?></a></textarea></td>
</tr>
<?php endif; ?>
</table>
</form>
<?php
}
function get_udims( $width, $height) {
if ( $height <= 96 && $width <= 128 )
return array( $width, $height);
elseif ( $width / $height > 4 / 3 )
return array( 128, (int) ($height / $width * 128 ));
else
return array( (int) ($width / $height * 96 ), 96 );
}
function wp_reset_vars( $vars ) {
for ( $i=0; $i<count( $vars ); $i += 1 ) {
$var = $vars[$i];
global $$var;
if (!isset( $$var ) ) {
if ( empty( $_POST["$var"] ) ) {
if ( empty( $_GET["$var"] ) )
$$var = '';
else
$$var = $_GET["$var"];
} else {
$$var = $_POST["$var"];
}
}
}
}
function wp_remember_old_slug() {
global $post;
$name = attribute_escape($post->post_name); // just in case
if ( strlen($name) )
echo '<input type="hidden" id="wp-old-slug" name="wp-old-slug" value="' . $name . '" />';
}
// If siteurl or home changed, reset cookies and flush rewrite rules.
function update_home_siteurl( $old_value, $value ) {
global $wp_rewrite, $user_login, $user_pass_md5;
if ( defined( "WP_INSTALLING" ) )
return;
// If home changed, write rewrite rules to new location.
$wp_rewrite->flush_rules();
// Clear cookies for old paths.
wp_clearcookie();
// Set cookies for new paths.
wp_setcookie( $user_login, $user_pass_md5, true, get_option( 'home' ), get_option( 'siteurl' ));
}
add_action( 'update_option_home', 'update_home_siteurl', 10, 2 );
add_action( 'update_option_siteurl', 'update_home_siteurl', 10, 2 );
function wp_crop_image( $src_file, $src_x, $src_y, $src_w, $src_h, $dst_w, $dst_h, $src_abs = false, $dst_file = false ) {
if ( ctype_digit( $src_file ) ) // Handle int as attachment ID
$src_file = get_attached_file( $src_file );
$src = wp_load_image( $src_file );
if ( !is_resource( $src ))
return $src;
$dst = imagecreatetruecolor( $dst_w, $dst_h );
if ( $src_abs ) {
$src_w -= $src_x;
$src_h -= $src_y;
}
imageantialias( $dst, true );
imagecopyresampled( $dst, $src, 0, 0, $src_x, $src_y, $dst_w, $dst_h, $src_w, $src_h );
if ( !$dst_file )
$dst_file = str_replace( basename( $src_file ), 'cropped-'.basename( $src_file ), $src_file );
$dst_file = preg_replace( '/\\.[^\\.]+$/', '.jpg', $dst_file );
if ( imagejpeg( $dst, $dst_file ) )
return $dst_file;
else
return false;
}
function wp_load_image( $file ) {
if ( ctype_digit( $file ) )
$file = get_attached_file( $file );
if ( !file_exists( $file ) )
return sprintf(__("File '%s' doesn't exist?"), $file);
if ( ! function_exists('imagecreatefromstring') )
return __('The GD image library is not installed.');
$contents = file_get_contents( $file );
$image = imagecreatefromstring( $contents );
if ( !is_resource( $image ) )
return sprintf(__("File '%s' is not an image."), $file);
return $image;
}
function wp_generate_attachment_metadata( $attachment_id, $file ) {
$attachment = get_post( $attachment_id );
$metadata = array();
if ( preg_match('!^image/!', get_post_mime_type( $attachment )) ) {
$imagesize = getimagesize($file);
$metadata['width'] = $imagesize['0'];
$metadata['height'] = $imagesize['1'];
list($uwidth, $uheight) = get_udims($metadata['width'], $metadata['height']);
$metadata['hwstring_small'] = "height='$uheight' width='$uwidth'";
$metadata['file'] = $file;
$max = apply_filters( 'wp_thumbnail_creation_size_limit', 3 * 1024 * 1024, $attachment_id, $file );
if ( $max < 0 || $metadata['width'] * $metadata['height'] < $max ) {
$max_side = apply_filters( 'wp_thumbnail_max_side_length', 128, $attachment_id, $file );
$thumb = wp_create_thumbnail( $file, $max_side );
if ( @file_exists($thumb) )
$metadata['thumb'] = basename($thumb);
}
}
return apply_filters( 'wp_generate_attachment_metadata', $metadata );
}
function wp_create_thumbnail( $file, $max_side, $effect = '' ) {
// 1 = GIF, 2 = JPEG, 3 = PNG
if ( file_exists( $file ) ) {
$type = getimagesize( $file );
// if the associated function doesn't exist - then it's not
// handle. duh. i hope.
if (!function_exists( 'imagegif' ) && $type[2] == 1 ) {
$error = __( 'Filetype not supported. Thumbnail not created.' );
}
elseif (!function_exists( 'imagejpeg' ) && $type[2] == 2 ) {
$error = __( 'Filetype not supported. Thumbnail not created.' );
}
elseif (!function_exists( 'imagepng' ) && $type[2] == 3 ) {
$error = __( 'Filetype not supported. Thumbnail not created.' );
} else {
// create the initial copy from the original file
if ( $type[2] == 1 ) {
$image = imagecreatefromgif( $file );
}
elseif ( $type[2] == 2 ) {
$image = imagecreatefromjpeg( $file );
}
elseif ( $type[2] == 3 ) {
$image = imagecreatefrompng( $file );
}
if ( function_exists( 'imageantialias' ))
imageantialias( $image, TRUE );
$image_attr = getimagesize( $file );
// figure out the longest side
if ( $image_attr[0] > $image_attr[1] ) {
$image_width = $image_attr[0];
$image_height = $image_attr[1];
$image_new_width = $max_side;
$image_ratio = $image_width / $image_new_width;
$image_new_height = $image_height / $image_ratio;
//width is > height
} else {
$image_width = $image_attr[0];
$image_height = $image_attr[1];
$image_new_height = $max_side;
$image_ratio = $image_height / $image_new_height;
$image_new_width = $image_width / $image_ratio;
//height > width
}
$thumbnail = imagecreatetruecolor( $image_new_width, $image_new_height);
@ imagecopyresampled( $thumbnail, $image, 0, 0, 0, 0, $image_new_width, $image_new_height, $image_attr[0], $image_attr[1] );
// If no filters change the filename, we'll do a default transformation.
if ( basename( $file ) == $thumb = apply_filters( 'thumbnail_filename', basename( $file ) ) )
$thumb = preg_replace( '!(\.[^.]+)?$!', __( '.thumbnail' ).'$1', basename( $file ), 1 );
$thumbpath = str_replace( basename( $file ), $thumb, $file );
// move the thumbnail to it's final destination
if ( $type[2] == 1 ) {
if (!imagegif( $thumbnail, $thumbpath ) ) {
$error = __( "Thumbnail path invalid" );
}
}
elseif ( $type[2] == 2 ) {
if (!imagejpeg( $thumbnail, $thumbpath ) ) {
$error = __( "Thumbnail path invalid" );
}
}
elseif ( $type[2] == 3 ) {
if (!imagepng( $thumbnail, $thumbpath ) ) {
$error = __( "Thumbnail path invalid" );
}
}
}
} else {
$error = __( 'File not found' );
}
if (!empty ( $error ) ) {
return $error;
} else {
apply_filters( 'wp_create_thumbnail', $thumbpath );
return $thumbpath;
}
}
?>