1261 lines
35 KiB
PHP
1261 lines
35 KiB
PHP
<?php
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/*
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* wp-app.php - Atom Publishing Protocol support for WordPress
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* Original code by: Elias Torres, http://torrez.us/archives/2006/08/31/491/
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* Modified by: Dougal Campbell, http://dougal.gunters.org/
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*
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* Version: 1.0.5-dc
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*/
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define('APP_REQUEST', true);
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require_once('wp-config.php');
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require_once('wp-includes/post-template.php');
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// Attempt to automatically detect whether to use querystring
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// or PATH_INFO, based on our environment:
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$use_querystring = $wp_version == 'MU' ? 1 : 0;
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// If using querystring, we need to put the path together manually:
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if ($use_querystring) {
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$GLOBALS['use_querystring'] = $use_querystring;
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$action = $_GET['action'];
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$eid = (int) $_GET['eid'];
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$_SERVER['PATH_INFO'] = $action;
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if ($eid) {
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$_SERVER['PATH_INFO'] .= "/$eid";
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}
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} else {
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$_SERVER['PATH_INFO'] = str_replace( '/wp-app.php', '', $_SERVER['REQUEST_URI'] );
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}
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$app_logging = 0;
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function log_app($label,$msg) {
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global $app_logging;
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if ($app_logging) {
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$fp = fopen( 'app.log', 'a+');
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$date = gmdate( 'Y-m-d H:i:s' );
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fwrite($fp, "\n\n$date - $label\n$msg\n");
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fclose($fp);
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}
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}
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if ( !function_exists('wp_set_current_user') ) :
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function wp_set_current_user($id, $name = '') {
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global $current_user;
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if ( isset($current_user) && ($id == $current_user->ID) )
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return $current_user;
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$current_user = new WP_User($id, $name);
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return $current_user;
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}
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endif;
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function wa_posts_where_include_drafts_filter($where) {
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$where = ereg_replace("post_author = ([0-9]+) AND post_status != 'draft'","post_author = \\1 AND post_status = 'draft'", $where);
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return $where;
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}
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add_filter('posts_where', 'wa_posts_where_include_drafts_filter');
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class AtomEntry {
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var $links = array();
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var $categories = array();
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}
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class AtomParser {
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var $ATOM_CONTENT_ELEMENTS = array('content','summary','title','subtitle','rights');
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var $ATOM_SIMPLE_ELEMENTS = array('id','updated','published','draft');
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var $depth = 0;
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var $indent = 2;
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var $in_content;
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var $ns_contexts = array();
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var $ns_decls = array();
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var $is_xhtml = false;
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var $skipped_div = false;
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var $entry;
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function AtomParser() {
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$this->entry = new AtomEntry();
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$this->map_attrs_func = create_function('$k,$v', 'return "$k=\"$v\"";');
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$this->map_xmlns_func = create_function('$p,$n', '$xd = "xmlns"; if(strlen($n[0])>0) $xd .= ":{$n[0]}"; return "{$xd}=\"{$n[1]}\"";');
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}
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function parse() {
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global $app_logging;
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array_unshift($this->ns_contexts, array());
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$parser = xml_parser_create_ns();
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xml_set_object($parser, $this);
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xml_set_element_handler($parser, "start_element", "end_element");
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xml_parser_set_option($parser,XML_OPTION_CASE_FOLDING,0);
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xml_parser_set_option($parser,XML_OPTION_SKIP_WHITE,0);
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xml_set_character_data_handler($parser, "cdata");
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xml_set_default_handler($parser, "_default");
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xml_set_start_namespace_decl_handler($parser, "start_ns");
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xml_set_end_namespace_decl_handler($parser, "end_ns");
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$contents = "";
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$fp = fopen("php://input", "r");
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while(!feof($fp)) {
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$line = fgets($fp, 4096);
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if($app_logging) $contents .= $line;
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if(!xml_parse($parser, $line)) {
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log_app("xml_parse_error", "line: $line");
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$this->error = sprintf(__('XML error: %s at line %d')."\n",
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xml_error_string(xml_get_error_code($xml_parser)),
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xml_get_current_line_number($xml_parser));
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log_app("xml_parse_error", $this->error);
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return false;
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}
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}
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fclose($fp);
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xml_parser_free($parser);
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log_app("AtomParser->parse()",trim($contents));
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return true;
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}
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function start_element($parser, $name, $attrs) {
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$tag = array_pop(split(":", $name));
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array_unshift($this->ns_contexts, $this->ns_decls);
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$this->depth++;
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#print str_repeat(" ", $this->depth * $this->indent) . "start_element('$name')" ."\n";
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#print str_repeat(" ", $this->depth+1 * $this->indent) . print_r($this->ns_contexts,true) ."\n";
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if(!empty($this->in_content)) {
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$attrs_prefix = array();
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// resolve prefixes for attributes
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foreach($attrs as $key => $value) {
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$attrs_prefix[$this->ns_to_prefix($key)] = $this->xml_escape($value);
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}
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$attrs_str = join(' ', array_map($this->map_attrs_func, array_keys($attrs_prefix), array_values($attrs_prefix)));
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if(strlen($attrs_str) > 0) {
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$attrs_str = " " . $attrs_str;
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}
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$xmlns_str = join(' ', array_map($this->map_xmlns_func, array_keys($this->ns_contexts[0]), array_values($this->ns_contexts[0])));
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if(strlen($xmlns_str) > 0) {
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$xmlns_str = " " . $xmlns_str;
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}
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// handle self-closing tags (case: a new child found right-away, no text node)
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if(count($this->in_content) == 2) {
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array_push($this->in_content, ">");
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}
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array_push($this->in_content, "<". $this->ns_to_prefix($name) ."{$xmlns_str}{$attrs_str}");
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} else if(in_array($tag, $this->ATOM_CONTENT_ELEMENTS) || in_array($tag, $this->ATOM_SIMPLE_ELEMENTS)) {
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$this->in_content = array();
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$this->is_xhtml = $attrs['type'] == 'xhtml';
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array_push($this->in_content, array($tag,$this->depth));
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} else if($tag == 'link') {
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array_push($this->entry->links, $attrs);
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} else if($tag == 'category') {
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array_push($this->entry->categories, $attrs);
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}
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$this->ns_decls = array();
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}
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function end_element($parser, $name) {
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$tag = array_pop(split(":", $name));
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if(!empty($this->in_content)) {
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if($this->in_content[0][0] == $tag &&
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$this->in_content[0][1] == $this->depth) {
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array_shift($this->in_content);
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if($this->is_xhtml) {
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$this->in_content = array_slice($this->in_content, 2, count($this->in_content)-3);
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}
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$this->entry->$tag = join('',$this->in_content);
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$this->in_content = array();
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} else {
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$endtag = $this->ns_to_prefix($name);
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if (strpos($this->in_content[count($this->in_content)-1], '<' . $endtag) !== false) {
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array_push($this->in_content, "/>");
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} else {
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array_push($this->in_content, "</$endtag>");
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}
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}
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}
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array_shift($this->ns_contexts);
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#print str_repeat(" ", $this->depth * $this->indent) . "end_element('$name')" ."\n";
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$this->depth--;
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}
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function start_ns($parser, $prefix, $uri) {
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#print str_repeat(" ", $this->depth * $this->indent) . "starting: " . $prefix . ":" . $uri . "\n";
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array_push($this->ns_decls, array($prefix,$uri));
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}
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function end_ns($parser, $prefix) {
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#print str_repeat(" ", $this->depth * $this->indent) . "ending: #" . $prefix . "#\n";
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}
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function cdata($parser, $data) {
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#print str_repeat(" ", $this->depth * $this->indent) . "data: #" . $data . "#\n";
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if(!empty($this->in_content)) {
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// handle self-closing tags (case: text node found, need to close element started)
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if (strpos($this->in_content[count($this->in_content)-1], '<') !== false) {
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array_push($this->in_content, ">");
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}
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array_push($this->in_content, $this->xml_escape($data));
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}
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}
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function _default($parser, $data) {
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# when does this gets called?
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}
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function ns_to_prefix($qname) {
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$components = split(":", $qname);
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$name = array_pop($components);
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if(!empty($components)) {
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$ns = join(":",$components);
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foreach($this->ns_contexts as $context) {
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foreach($context as $mapping) {
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if($mapping[1] == $ns && strlen($mapping[0]) > 0) {
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return "$mapping[0]:$name";
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}
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}
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}
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}
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return $name;
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}
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function xml_escape($string)
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{
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return str_replace(array('&','"',"'",'<','>'),
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array('&','"',''','<','>'),
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$string );
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}
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}
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class AtomServer {
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var $ATOM_CONTENT_TYPE = 'application/atom+xml';
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var $CATEGORIES_CONTENT_TYPE = 'application/atomcat+xml';
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var $INTROSPECTION_CONTENT_TYPE = 'application/atomserv+xml';
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var $ENTRIES_PATH = "posts";
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var $CATEGORIES_PATH = "categories";
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var $MEDIA_PATH = "attachments";
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var $ENTRY_PATH = "post";
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var $MEDIA_SINGLE_PATH = "attachment";
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var $params = array();
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var $script_name = "wp-app.php";
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var $media_content_types = array('image/*','audio/*','video/*');
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var $atom_content_types = array('application/atom+xml');
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var $selectors = array();
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// support for head
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var $do_output = true;
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function AtomServer() {
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$this->script_name = array_pop(explode('/',$_SERVER['SCRIPT_NAME']));
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$this->selectors = array(
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'@/service@' =>
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array('GET' => 'get_service'),
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'@/categories@' =>
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array('GET' => 'get_categories_xml'),
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'@/post/(\d+)@' =>
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array('GET' => 'get_post',
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'PUT' => 'put_post',
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'DELETE' => 'delete_post'),
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'@/posts/?([^/]+)?@' =>
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array('GET' => 'get_posts',
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'POST' => 'create_post'),
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'@/attachments/?(\d+)?@' =>
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array('GET' => 'get_attachment',
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'POST' => 'create_attachment'),
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'@/attachment/file/(\d+)@' =>
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array('GET' => 'get_file',
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'PUT' => 'put_file',
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'DELETE' => 'delete_file'),
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'@/attachment/(\d+)@' =>
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array('GET' => 'get_attachment',
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'PUT' => 'put_attachment',
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'DELETE' => 'delete_attachment'),
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);
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}
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function handle_request() {
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$path = $_SERVER['PATH_INFO'];
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$method = $_SERVER['REQUEST_METHOD'];
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log_app('REQUEST',"$method $path\n================");
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//$this->process_conditionals();
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// exception case for HEAD (treat exactly as GET, but don't output)
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if($method == 'HEAD') {
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$this->do_output = false;
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$method = 'GET';
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}
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// lame.
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if(strlen($path) == 0 || $path == '/') {
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$path = '/service';
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}
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// authenticate regardless of the operation and set the current
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// user. each handler will decide if auth is required or not.
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$this->authenticate();
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// dispatch
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foreach($this->selectors as $regex => $funcs) {
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if(preg_match($regex, $path, $matches)) {
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if(isset($funcs[$method])) {
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array_shift($matches);
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call_user_func_array(array(&$this,$funcs[$method]), $matches);
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exit();
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} else {
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// only allow what we have handlers for...
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$this->not_allowed(array_keys($funcs));
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}
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}
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}
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// oops, nothing found
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$this->not_found();
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}
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function get_service() {
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log_app('function','get_service()');
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$entries_url = $this->get_entries_url();
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$categories_url = $this->get_categories_url();
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$media_url = $this->get_attachments_url();
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$accepted_content_types = join(',',$this->media_content_types);
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$introspection = <<<EOD
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<service xmlns="http://purl.org/atom/app#" xmlns:atom="http://www.w3.org/2005/Atom">
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<workspace title="WordPress Workspace">
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<collection href="$entries_url" title="Posts">
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<atom:title>WordPress Posts</atom:title>
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<accept>entry</accept>
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<categories href="$categories_url" />
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</collection>
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<collection href="$media_url" title="Media">
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<atom:title>WordPress Media</atom:title>
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<accept>$accepted_content_types</accept>
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</collection>
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</workspace>
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</service>
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EOD;
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$this->output($introspection, $this->INTROSPECTION_CONTENT_TYPE);
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}
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function get_categories_xml() {
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log_app('function','get_categories_xml()');
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$home = get_bloginfo_rss('home');
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$categories = "";
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$cats = get_categories("hierarchical=0&hide_empty=0");
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foreach ((array) $cats as $cat) {
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$categories .= " <category term=\"" . attribute_escape($cat->cat_name) . "\" />\n";
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}
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$output = <<<EOD
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<app:categories xmlns:app="http://purl.org/atom/app#"
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xmlns="http://www.w3.org/2005/Atom"
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fixed="yes" scheme="$home">
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$categories
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</app:categories>
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EOD;
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$this->output($output, $this->CATEGORIES_CONTENT_TYPE);
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}
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/*
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* Create Post (No arguments)
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*/
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function create_post() {
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global $blog_id;
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$this->get_accepted_content_type($this->atom_content_types);
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$parser = new AtomParser();
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if(!$parser->parse()) {
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$this->client_error();
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}
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$entry = $parser->entry;
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$publish = (isset($entry->draft) && trim($entry->draft) == 'yes') ? false : true;
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$cap = ($publish) ? 'publish_posts' : 'edit_posts';
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if(!current_user_can($cap))
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$this->auth_required('Sorry, you do not have the right to edit/publish new posts.');
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$blog_ID = (int ) $blog_id;
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$post_status = ($publish) ? 'publish' : 'draft';
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$post_author = (int) $user->ID;
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$post_title = $entry->title;
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$post_content = $entry->content;
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$post_excerpt = $entry->summary;
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$post_date = current_time('mysql');
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$post_date_gmt = current_time('mysql', 1);
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$post_data = compact('blog_ID', 'post_author', 'post_date', 'post_date_gmt', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
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log_app('Inserting Post. Data:', print_r($post_data,true));
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$postID = wp_insert_post($post_data);
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if (!$postID) {
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$this->internal_error('Sorry, your entry could not be posted. Something wrong happened.');
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}
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$output = $this->get_entry($postID);
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log_app('function',"create_post($postID)");
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$this->created($postID, $output);
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}
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function get_post($postID) {
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global $entry;
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$this->set_current_entry($postID);
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$output = $this->get_entry($postID);
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log_app('function',"get_post($postID)");
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$this->output($output);
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}
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function put_post($postID) {
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// checked for valid content-types (atom+xml)
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// quick check and exit
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$this->get_accepted_content_type($this->atom_content_types);
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$parser = new AtomParser();
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if(!$parser->parse()) {
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$this->bad_request();
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}
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$parsed = $parser->entry;
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// check for not found
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global $entry;
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$entry = $GLOBALS['entry'];
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$this->set_current_entry($postID);
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$this->escape($GLOBALS['entry']);
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if(!current_user_can('edit_post', $entry['ID']))
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$this->auth_required('Sorry, you do not have the right to edit this post.');
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$publish = (isset($parsed->draft) && trim($parsed->draft) == 'yes') ? false : true;
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extract($entry);
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$post_title = $parsed->title;
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$post_content = $parsed->content;
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$post_excerpt = $parsed->summary;
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// let's not go backwards and make something draft again.
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if(!$publish && $post_status == 'draft') {
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$post_status = ($publish) ? 'publish' : 'draft';
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}
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$postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
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$result = wp_update_post($postdata);
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if (!$result) {
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$this->internal_error('For some strange yet very annoying reason, this post could not be edited.');
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}
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log_app('function',"put_post($postID)");
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$this->ok();
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}
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function delete_post($postID) {
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|
|
// check for not found
|
|
global $entry;
|
|
$this->set_current_entry($postID);
|
|
|
|
if(!current_user_can('edit_post', $postID)) {
|
|
$this->auth_required('Sorry, you do not have the right to delete this post.');
|
|
}
|
|
|
|
if ($entry['post_type'] == 'attachment') {
|
|
$this->delete_attachment($postID);
|
|
} else {
|
|
$result = wp_delete_post($postID);
|
|
|
|
if (!$result) {
|
|
$this->internal_error('For some strange yet very annoying reason, this post could not be deleted.');
|
|
}
|
|
|
|
log_app('function',"delete_post($postID)");
|
|
$this->ok();
|
|
}
|
|
|
|
}
|
|
|
|
function get_attachment($postID = NULL) {
|
|
|
|
global $entry;
|
|
if (!isset($postID)) {
|
|
$this->get_attachments();
|
|
} else {
|
|
$this->set_current_entry($postID);
|
|
$output = $this->get_entry($postID, 'attachment');
|
|
log_app('function',"get_attachment($postID)");
|
|
$this->output($output);
|
|
}
|
|
}
|
|
|
|
function create_attachment() {
|
|
global $wp, $wpdb, $wp_query, $blog_id;
|
|
|
|
$type = $this->get_accepted_content_type();
|
|
|
|
if(!current_user_can('upload_files'))
|
|
$this->auth_required('You do not have permission to upload files.');
|
|
|
|
$fp = fopen("php://input", "rb");
|
|
$bits = NULL;
|
|
while(!feof($fp)) {
|
|
$bits .= fread($fp, 4096);
|
|
}
|
|
fclose($fp);
|
|
|
|
$slug = '';
|
|
if ( isset( $_SERVER['HTTP_SLUG'] ) )
|
|
$slug = sanitize_file_name( $_SERVER['HTTP_SLUG'] );
|
|
elseif ( isset( $_SERVER['HTTP_TITLE'] ) )
|
|
$slug = sanitize_file_name( $_SERVER['HTTP_TITLE'] );
|
|
elseif ( empty( $slug ) ) // just make a random name
|
|
$slug = substr( md5( uniqid( microtime() ) ), 0, 7);
|
|
$ext = preg_replace( '|.*/([a-z]+)|', '$1', $_SERVER['CONTENT_TYPE'] );
|
|
$slug = "$slug.$ext";
|
|
$file = wp_upload_bits( $slug, NULL, $bits);
|
|
|
|
log_app('wp_upload_bits returns:',print_r($file,true));
|
|
|
|
$url = $file['url'];
|
|
$file = $file['file'];
|
|
$filename = basename($file);
|
|
|
|
$header = apply_filters('wp_create_file_in_uploads', $file); // replicate
|
|
|
|
// Construct the attachment array
|
|
$attachment = array(
|
|
'post_title' => $slug,
|
|
'post_content' => $slug,
|
|
'post_status' => 'attachment',
|
|
'post_parent' => 0,
|
|
'post_mime_type' => $type,
|
|
'guid' => $url
|
|
);
|
|
|
|
// Save the data
|
|
$postID = wp_insert_attachment($attachment, $file, $post);
|
|
|
|
if (!$postID) {
|
|
$this->internal_error(__('Sorry, your entry could not be posted. Something wrong happened.'));
|
|
}
|
|
|
|
$output = $this->get_entry($postID, 'attachment');
|
|
|
|
$this->created($postID, $output, 'attachment');
|
|
log_app('function',"create_attachment($postID)");
|
|
}
|
|
|
|
function put_attachment($postID) {
|
|
|
|
// checked for valid content-types (atom+xml)
|
|
// quick check and exit
|
|
$this->get_accepted_content_type($this->atom_content_types);
|
|
|
|
$parser = new AtomParser();
|
|
if(!$parser->parse()) {
|
|
$this->bad_request();
|
|
}
|
|
|
|
$parsed = $parser->entry;
|
|
|
|
// check for not found
|
|
global $entry;
|
|
$this->set_current_entry($postID);
|
|
$this->escape($entry);
|
|
|
|
if(!current_user_can('edit_post', $entry['ID']))
|
|
$this->auth_required(__('Sorry, you do not have the right to edit this post.'));
|
|
|
|
$publish = (isset($parsed->draft) && trim($parsed->draft) == 'yes') ? false : true;
|
|
|
|
extract($entry);
|
|
|
|
$post_title = $parsed->title;
|
|
$post_content = $parsed->content;
|
|
|
|
$postdata = compact('ID', 'post_content', 'post_title', 'post_category', 'post_status', 'post_excerpt');
|
|
|
|
$result = wp_update_post($postdata);
|
|
|
|
if (!$result) {
|
|
$this->internal_error(__('For some strange yet very annoying reason, this post could not be edited.'));
|
|
}
|
|
|
|
log_app('function',"put_attachment($postID)");
|
|
$this->ok();
|
|
}
|
|
|
|
function delete_attachment($postID) {
|
|
log_app('function',"delete_attachment($postID). File '$location' deleted.");
|
|
|
|
// check for not found
|
|
global $entry;
|
|
$this->set_current_entry($postID);
|
|
|
|
if(!current_user_can('edit_post', $postID)) {
|
|
$this->auth_required(__('Sorry, you do not have the right to delete this post.'));
|
|
}
|
|
|
|
$location = get_post_meta($entry['ID'], '_wp_attached_file', true);
|
|
|
|
// delete file
|
|
@unlink($location);
|
|
|
|
// delete attachment
|
|
$result = wp_delete_post($postID);
|
|
|
|
if (!$result) {
|
|
$this->internal_error(__('For some strange yet very annoying reason, this post could not be deleted.'));
|
|
}
|
|
|
|
log_app('function',"delete_attachment($postID). File '$location' deleted.");
|
|
$this->ok();
|
|
}
|
|
|
|
function get_file($postID) {
|
|
|
|
// check for not found
|
|
global $entry;
|
|
$this->set_current_entry($postID);
|
|
|
|
// then whether user can edit the specific post
|
|
if(!current_user_can('edit_post', $postID)) {
|
|
$this->auth_required(__('Sorry, you do not have the right to edit this post.'));
|
|
}
|
|
|
|
$location = get_post_meta($entry['ID'], '_wp_attached_file', true);
|
|
|
|
if(!isset($location))
|
|
$this->internal_error(__('Error ocurred while accessing post metadata for file location.'));
|
|
|
|
header('Content-Type: ' . $entry['post_mime_type']);
|
|
|
|
$fp = fopen($location, "rb");
|
|
while(!feof($fp)) {
|
|
echo fread($fp, 4096);
|
|
}
|
|
fclose($fp);
|
|
|
|
log_app('function',"get_file($postID)");
|
|
$this->ok();
|
|
}
|
|
|
|
function put_file($postID) {
|
|
|
|
$type = $this->get_accepted_content_type();
|
|
|
|
// first check if user can upload
|
|
if(!current_user_can('upload_files'))
|
|
$this->auth_required(__('You do not have permission to upload files.'));
|
|
|
|
// check for not found
|
|
global $entry;
|
|
$this->set_current_entry($postID);
|
|
|
|
// then whether user can edit the specific post
|
|
if(!current_user_can('edit_post', $postID)) {
|
|
$this->auth_required(__('Sorry, you do not have the right to edit this post.'));
|
|
}
|
|
|
|
$location = get_post_meta($entry['ID'], '_wp_attached_file', true);
|
|
|
|
if(!isset($location))
|
|
$this->internal_error(__('Error ocurred while accessing post metadata for file location.'));
|
|
|
|
$fp = fopen("php://input", "rb");
|
|
$localfp = fopen($location, "w+");
|
|
while(!feof($fp)) {
|
|
fwrite($localfp,fread($fp, 4096));
|
|
}
|
|
fclose($fp);
|
|
fclose($localfp);
|
|
|
|
log_app('function',"put_file($postID)");
|
|
$this->ok();
|
|
}
|
|
|
|
function get_entries_url($page = NULL) {
|
|
global $use_querystring;
|
|
$url = get_bloginfo('url') . '/' . $this->script_name;
|
|
if ($use_querystring) {
|
|
$url .= '?action=/' . $this->ENTRIES_PATH;
|
|
if(isset($page) && is_int($page)) {
|
|
$url .= "&eid=$page";
|
|
}
|
|
} else {
|
|
$url .= '/' . $this->ENTRIES_PATH;
|
|
if(isset($page) && is_int($page)) {
|
|
$url .= "/$page";
|
|
}
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
function the_entries_url($page = NULL) {
|
|
$url = $this->get_entries_url($page);
|
|
echo $url;
|
|
}
|
|
|
|
function get_categories_url($page = NULL) {
|
|
global $use_querystring;
|
|
$url = get_bloginfo('url') . '/' . $this->script_name;
|
|
if ($use_querystring) {
|
|
$url .= '?action=/' . $this->CATEGORIES_PATH;
|
|
} else {
|
|
$url .= '/' . $this->CATEGORIES_PATH;
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
function the_categories_url() {
|
|
$url = $this->get_categories_url();
|
|
echo $url;
|
|
}
|
|
|
|
function get_attachments_url($page = NULL) {
|
|
global $use_querystring;
|
|
$url = get_bloginfo('url') . '/' . $this->script_name;
|
|
if ($use_querystring) {
|
|
$url .= '?action=/' . $this->MEDIA_PATH;
|
|
if(isset($page) && is_int($page)) {
|
|
$url .= "&eid=$page";
|
|
}
|
|
} else {
|
|
$url .= '/' . $this->MEDIA_PATH;
|
|
if(isset($page) && is_int($page)) {
|
|
$url .= "/$page";
|
|
}
|
|
}
|
|
return $url;
|
|
}
|
|
|
|
function the_attachments_url($page = NULL) {
|
|
$url = $this->get_attachments_url($page);
|
|
echo $url;
|
|
}
|
|
|
|
|
|
function get_entry_url($postID = NULL) {
|
|
global $use_querystring;
|
|
if(!isset($postID)) {
|
|
global $post;
|
|
$postID = (int) $GLOBALS['post']->ID;
|
|
}
|
|
|
|
if ($use_querystring) {
|
|
$url = get_bloginfo('url') . '/' . $this->script_name . '?action=/' . $this->ENTRY_PATH . "&eid=$postID";
|
|
} else {
|
|
$url = get_bloginfo('url') . '/' . $this->script_name . '/' . $this->ENTRY_PATH . "/$postID";
|
|
}
|
|
|
|
log_app('function',"get_entry_url() = $url");
|
|
return $url;
|
|
}
|
|
|
|
function the_entry_url($postID = NULL) {
|
|
$url = $this->get_entry_url($postID);
|
|
echo $url;
|
|
}
|
|
|
|
function get_media_url($postID = NULL) {
|
|
global $use_querystring;
|
|
if(!isset($postID)) {
|
|
global $post;
|
|
$postID = (int) $GLOBALS['post']->ID;
|
|
}
|
|
|
|
if ($use_querystring) {
|
|
$url = get_bloginfo('url') . '/' . $this->script_name . '?action=/' . $this->MEDIA_SINGLE_PATH ."&eid=$postID";
|
|
} else {
|
|
$url = get_bloginfo('url') . '/' . $this->script_name . '/' . $this->MEDIA_SINGLE_PATH ."/$postID";
|
|
}
|
|
|
|
log_app('function',"get_media_url() = $url");
|
|
return $url;
|
|
}
|
|
|
|
function the_media_url($postID = NULL) {
|
|
$url = $this->get_media_url($postID);
|
|
echo $url;
|
|
}
|
|
|
|
function set_current_entry($postID) {
|
|
global $entry;
|
|
log_app('function',"set_current_entry($postID)");
|
|
|
|
if(!isset($postID)) {
|
|
// $this->bad_request();
|
|
$this->not_found();
|
|
}
|
|
|
|
$entry = wp_get_single_post($postID,ARRAY_A);
|
|
|
|
if(!isset($entry) || !isset($entry['ID']))
|
|
$this->not_found();
|
|
|
|
return;
|
|
}
|
|
|
|
function get_posts_count() {
|
|
global $wpdb;
|
|
log_app('function',"get_posts_count()");
|
|
return $wpdb->get_var("SELECT COUNT(*) FROM $wpdb->posts WHERE post_date_gmt < '" . gmdate("Y-m-d H:i:s",time()) . "'");
|
|
}
|
|
|
|
|
|
function get_posts($page = 1, $post_type = 'post') {
|
|
log_app('function',"get_posts($page, '$post_type')");
|
|
$feed = $this->get_feed($page, $post_type);
|
|
$this->output($feed);
|
|
}
|
|
|
|
function get_attachments($page = 1, $post_type = 'attachment') {
|
|
log_app('function',"get_attachments($page, '$post_type')");
|
|
$feed = $this->get_feed($page, $post_type);
|
|
$this->output($feed);
|
|
}
|
|
|
|
function get_feed($page = 1, $post_type = 'post') {
|
|
global $post, $wp, $wp_query, $posts, $wpdb, $blog_id, $post_cache;
|
|
log_app('function',"get_feed($page, '$post_type')");
|
|
ob_start();
|
|
|
|
if(!isset($page)) {
|
|
$page = 1;
|
|
}
|
|
$page = (int) $page;
|
|
|
|
$count = get_option('posts_per_rss');
|
|
$query = "paged=$page&posts_per_page=$count&order=DESC";
|
|
if($post_type == 'attachment') {
|
|
$query .= "&post_type=$post_type";
|
|
}
|
|
query_posts($query);
|
|
$post = $GLOBALS['post'];
|
|
$posts = $GLOBALS['posts'];
|
|
$wp = $GLOBALS['wp'];
|
|
$wp_query = $GLOBALS['wp_query'];
|
|
$wpdb = $GLOBALS['wpdb'];
|
|
$blog_id = (int) $GLOBALS['blog_id'];
|
|
$post_cache = $GLOBALS['post_cache'];
|
|
|
|
|
|
$total_count = $this->get_posts_count();
|
|
$last_page = (int) ceil($total_count / $count);
|
|
$next_page = (($page + 1) > $last_page) ? NULL : $page + 1;
|
|
$prev_page = ($page - 1) < 1 ? NULL : $page - 1;
|
|
$last_page = ((int)$last_page == 1 || (int)$last_page == 0) ? NULL : (int) $last_page;
|
|
?><feed xmlns="http://www.w3.org/2005/Atom" xmlns:app="http://purl.org/atom/app#" xml:lang="<?php echo get_option('rss_language'); ?>">
|
|
<id><?php $this->the_entries_url() ?></id>
|
|
<updated><?php echo mysql2date('Y-m-d\TH:i:s\Z', get_lastpostmodified('GMT')); ?></updated>
|
|
<title type="text"><?php bloginfo_rss('name') ?></title>
|
|
<subtitle type="text"><?php bloginfo_rss("description") ?></subtitle>
|
|
<link rel="first" type="application/atom+xml" href="<?php $this->the_entries_url() ?>" />
|
|
<?php if(isset($prev_page)): ?>
|
|
<link rel="previous" type="application/atom+xml" href="<?php $this->the_entries_url($prev_page) ?>" />
|
|
<?php endif; ?>
|
|
<?php if(isset($next_page)): ?>
|
|
<link rel="next" type="application/atom+xml" href="<?php $this->the_entries_url($next_page) ?>" />
|
|
<?php endif; ?>
|
|
<link rel="last" type="application/atom+xml" href="<?php $this->the_entries_url($last_page) ?>" />
|
|
<link rel="self" type="application/atom+xml" href="<?php $this->the_entries_url() ?>" />
|
|
<rights type="text">Copyright <?php echo mysql2date('Y', get_lastpostdate('blog')); ?></rights>
|
|
<generator uri="http://wordpress.com/" version="1.0.5-dc">WordPress.com Atom API</generator>
|
|
<?php if ( have_posts() ) : while ( have_posts() ) : the_post();
|
|
$post = $GLOBALS['post'];
|
|
?>
|
|
<entry>
|
|
<id><?php the_guid($post->ID); ?></id>
|
|
<title type="html"><![CDATA[<?php the_title() ?>]]></title>
|
|
<updated><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></updated>
|
|
<published><?php echo get_post_time('Y-m-d\TH:i:s\Z', true); ?></published>
|
|
<app:control>
|
|
<app:draft><?php echo ($GLOBALS['post']->post_status == 'draft' ? 'yes' : 'no') ?></app:draft>
|
|
</app:control>
|
|
<author>
|
|
<name><?php the_author()?></name>
|
|
<email><?php the_author_email()?></email>
|
|
<?php if (get_the_author_url() && get_the_author_url() != 'http://') { ?>
|
|
<uri><?php the_author_url()?></uri>
|
|
<?php } ?>
|
|
</author>
|
|
<?php if($GLOBALS['post']->post_status == 'attachment') { ?>
|
|
<link rel="edit" href="<?php $this->the_entry_url() ?>" />
|
|
<link rel="edit-media" href="<?php $this->the_media_url() ?>" />
|
|
<?php } else { ?>
|
|
<link href="<?php permalink_single_rss() ?>" />
|
|
<link rel="edit" href="<?php $this->the_entry_url() ?>" />
|
|
<?php } ?>
|
|
<?php foreach(get_the_category() as $category) { ?>
|
|
<category scheme="<?php bloginfo_rss('home') ?>" term="<?php echo $category->cat_name?>" />
|
|
<?php } ?> <summary type="html"><![CDATA[<?php the_excerpt_rss(); ?>]]></summary>
|
|
<?php if ( strlen( $GLOBALS['post']->post_content ) ) : ?>
|
|
<content type="html"><![CDATA[<?php echo get_the_content('', 0, '') ?>]]></content>
|
|
<?php endif; ?>
|
|
</entry>
|
|
<?php
|
|
endwhile;
|
|
endif;
|
|
?></feed>
|
|
<?php
|
|
$feed = ob_get_contents();
|
|
ob_end_clean();
|
|
return $feed;
|
|
}
|
|
|
|
function get_entry($postID, $post_type = 'post') {
|
|
log_app('function',"get_entry($postID, '$post_type')");
|
|
ob_start();
|
|
global $posts, $post, $wp_query, $wp, $wpdb, $blog_id, $post_cache;
|
|
switch($post_type) {
|
|
case 'post':
|
|
$varname = 'p';
|
|
break;
|
|
case 'attachment':
|
|
$varname = 'attachment_id';
|
|
break;
|
|
}
|
|
query_posts($varname . '=' . $postID);
|
|
if ( have_posts() ) : while ( have_posts() ) : the_post();
|
|
$post = $GLOBALS['post'];
|
|
?>
|
|
<?php log_app('$post',print_r($GLOBALS['post'],true)); ?>
|
|
<entry xmlns="http://www.w3.org/2005/Atom" xmlns:app="http://purl.org/atom/app#" xml:lang="<?php echo get_option('rss_language'); ?>">
|
|
<id><?php the_guid($post->ID); ?></id>
|
|
<title type="html"><![CDATA[<?php the_title_rss() ?>]]></title>
|
|
|
|
<updated><?php echo get_post_modified_time('Y-m-d\TH:i:s\Z', true); ?></updated>
|
|
<published><?php echo get_post_time('Y-m-d\TH:i:s\Z', true); ?></published>
|
|
<app:control>
|
|
<app:draft><?php echo ($GLOBALS['post']->post_status == 'draft' ? 'yes' : 'no') ?></app:draft>
|
|
</app:control>
|
|
<author>
|
|
<name><?php the_author()?></name>
|
|
<email><?php the_author_email()?></email>
|
|
<uri><?php the_author_url()?></uri>
|
|
</author>
|
|
<?php if($GLOBALS['post']->post_type == 'attachment') { ?>
|
|
<link rel="edit" href="<?php $this->the_entry_url() ?>" />
|
|
<link rel="edit-media" href="<?php $this->the_media_url() ?>" />
|
|
<content type="<?php echo $GLOBALS['post']->post_mime_type ?>" src="<?php the_guid(); ?>"/>
|
|
<?php } else { ?>
|
|
<link href="<?php permalink_single_rss() ?>" />
|
|
<link rel="edit" href="<?php $this->the_entry_url() ?>" />
|
|
<?php } ?>
|
|
<?php foreach(get_the_category() as $category) { ?>
|
|
<category scheme="<?php bloginfo_rss('home') ?>" term="<?php echo $category->cat_name?>" />
|
|
<summary type="html"><![CDATA[<?php the_excerpt_rss(); ?>]]></summary>
|
|
<?php }
|
|
if ( strlen( $GLOBALS['post']->post_content ) ) : ?>
|
|
<content type="html"><![CDATA[<?php echo get_the_content('', 0, '') ?>]]></content>
|
|
<?php endif; ?>
|
|
</entry>
|
|
<?php
|
|
$entry = ob_get_contents();
|
|
break;
|
|
endwhile;
|
|
else:
|
|
$this->auth_required(__("Access Denied."));
|
|
endif;
|
|
ob_end_clean();
|
|
|
|
log_app('get_entry returning:',$entry);
|
|
return $entry;
|
|
}
|
|
|
|
function ok() {
|
|
log_app('Status','200: OK');
|
|
header('Content-Type: text/plain');
|
|
status_header('200');
|
|
exit;
|
|
}
|
|
|
|
function no_content() {
|
|
log_app('Status','204: No Content');
|
|
header('Content-Type: text/plain');
|
|
status_header('204');
|
|
echo "Deleted.";
|
|
exit;
|
|
}
|
|
|
|
function internal_error($msg = 'Internal Server Error') {
|
|
log_app('Status','500: Server Error');
|
|
header('Content-Type: text/plain');
|
|
status_header('500');
|
|
echo $msg;
|
|
exit;
|
|
}
|
|
|
|
function bad_request() {
|
|
log_app('Status','400: Bad Request');
|
|
header('Content-Type: text/plain');
|
|
status_header('400');
|
|
exit;
|
|
}
|
|
|
|
function length_required() {
|
|
log_app('Status','411: Length Required');
|
|
header("HTTP/1.1 411 Length Required");
|
|
header('Content-Type: text/plain');
|
|
status_header('411');
|
|
exit;
|
|
}
|
|
|
|
function invalid_media() {
|
|
log_app('Status','415: Unsupported Media Type');
|
|
header("HTTP/1.1 415 Unsupported Media Type");
|
|
header('Content-Type: text/plain');
|
|
exit;
|
|
}
|
|
|
|
function not_found() {
|
|
log_app('Status','404: Not Found');
|
|
header('Content-Type: text/plain');
|
|
status_header('404');
|
|
exit;
|
|
}
|
|
|
|
function not_allowed($allow) {
|
|
log_app('Status','405: Not Allowed');
|
|
header('Allow: ' . join(',', $allow));
|
|
status_header('405');
|
|
exit;
|
|
}
|
|
|
|
function client_error($msg = 'Client Error') {
|
|
log_app('Status','400: Client Errir');
|
|
header('Content-Type: text/plain');
|
|
status_header('400');
|
|
exit;
|
|
}
|
|
|
|
function created($post_ID, $content, $post_type = 'post') {
|
|
global $use_querystring;
|
|
log_app('created()::$post_ID',"$post_ID, $post_type");
|
|
$edit = $this->get_entry_url($post_ID);
|
|
switch($post_type) {
|
|
case 'post':
|
|
$ctloc = $this->get_entry_url($post_ID);
|
|
break;
|
|
case 'attachment':
|
|
if ($use_querystring) {
|
|
$edit = get_bloginfo('url') . '/' . $this->script_name . "?action=/attachments&eid=$post_ID";
|
|
} else {
|
|
$edit = get_bloginfo('url') . '/' . $this->script_name . "/attachments/$post_ID";
|
|
}
|
|
break;
|
|
}
|
|
header('Content-Type: application/atom+xml');
|
|
if(isset($ctloc))
|
|
header('Content-Location: ' . $ctloc);
|
|
header('Location: ' . $edit);
|
|
status_header('201');
|
|
echo $content;
|
|
exit;
|
|
}
|
|
|
|
function auth_required($msg) {
|
|
log_app('Status','401: Auth Required');
|
|
nocache_headers();
|
|
header('WWW-Authenticate: Basic realm="WordPress Atom Protocol"');
|
|
header('WWW-Authenticate: Form action="' . get_option('siteurl') . '/wp-login.php"', false);
|
|
header("HTTP/1.1 401 $msg");
|
|
header('Status: ' . $msg);
|
|
header('Content-Type: plain/text');
|
|
echo $msg;
|
|
exit;
|
|
}
|
|
|
|
function output($xml, $ctype = "application/atom+xml") {
|
|
status_header('200');
|
|
$xml = '<?xml version="1.0" encoding="' . strtolower(get_option('blog_charset')) . '"?>'."\n".$xml;
|
|
header('Connection: close');
|
|
header('Content-Length: '. strlen($xml));
|
|
header('Content-Type: ' . $ctype);
|
|
header('Content-Disposition: attachment; filename=atom.xml');
|
|
header('Date: '. date('r'));
|
|
if($this->do_output)
|
|
echo $xml;
|
|
log_app('function', "output:\n$xml");
|
|
exit;
|
|
}
|
|
|
|
function escape(&$array) {
|
|
global $wpdb;
|
|
|
|
foreach ($array as $k => $v) {
|
|
if (is_array($v)) {
|
|
$this->escape($array[$k]);
|
|
} else if (is_object($v)) {
|
|
//skip
|
|
} else {
|
|
$array[$k] = $wpdb->escape($v);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Access credential through various methods and perform login
|
|
*/
|
|
function authenticate() {
|
|
$login_data = array();
|
|
$already_md5 = false;
|
|
|
|
log_app("authenticate()",print_r($_ENV, true));
|
|
|
|
// if using mod_rewrite/ENV hack
|
|
// http://www.besthostratings.com/articles/http-auth-php-cgi.html
|
|
if(isset($_SERVER['HTTP_AUTHORIZATION'])) {
|
|
list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
|
|
explode(':', base64_decode(substr($_SERVER['HTTP_AUTHORIZATION'], 6)));
|
|
}
|
|
|
|
// If Basic Auth is working...
|
|
if(isset($_SERVER['PHP_AUTH_USER']) && isset($_SERVER['PHP_AUTH_PW'])) {
|
|
$login_data = array('login' => $_SERVER['PHP_AUTH_USER'], 'password' => $_SERVER['PHP_AUTH_PW']);
|
|
} else {
|
|
// else, do cookie-based authentication
|
|
if (function_exists('wp_get_cookie_login')) {
|
|
$login_data = wp_get_cookie_login();
|
|
$already_md5 = true;
|
|
}
|
|
}
|
|
|
|
// call wp_login and set current user
|
|
if (!empty($login_data) && wp_login($login_data['login'], $login_data['password'], $already_md5)) {
|
|
$current_user = new WP_User(0, $login_data['login']);
|
|
wp_set_current_user($current_user->ID);
|
|
log_app("authenticate()",$login_data['login']);
|
|
}
|
|
}
|
|
|
|
function get_accepted_content_type($types = NULL) {
|
|
|
|
if(!isset($types)) {
|
|
$types = $this->media_content_types;
|
|
}
|
|
|
|
if(!isset($_SERVER['CONTENT_LENGTH']) || !isset($_SERVER['CONTENT_TYPE'])) {
|
|
$this->length_required();
|
|
}
|
|
|
|
$type = $_SERVER['CONTENT_TYPE'];
|
|
list($type,$subtype) = explode('/',$type);
|
|
list($subtype) = explode(";",$subtype); // strip MIME parameters
|
|
log_app("get_accepted_content_type", "type=$type, subtype=$subtype");
|
|
|
|
foreach($types as $t) {
|
|
list($acceptedType,$acceptedSubtype) = explode('/',$t);
|
|
if($acceptedType == '*' || $acceptedType == $type) {
|
|
if($acceptedSubtype == '*' || $acceptedSubtype == $subtype)
|
|
return $type;
|
|
}
|
|
}
|
|
|
|
$this->invalid_media();
|
|
}
|
|
|
|
|
|
|
|
function process_conditionals() {
|
|
|
|
if(empty($this->params)) return;
|
|
if($_SERVER['REQUEST_METHOD'] == 'DELETE') return;
|
|
|
|
switch($this->params[0]) {
|
|
case $this->ENTRY_PATH:
|
|
global $post;
|
|
$post = wp_get_single_post($this->params[1]);
|
|
$wp_last_modified = get_post_modified_time('D, d M Y H:i:s', true);
|
|
$post = NULL;
|
|
break;
|
|
case $this->ENTRIES_PATH:
|
|
$wp_last_modified = mysql2date('D, d M Y H:i:s', get_lastpostmodified('GMT'), 0).' GMT';
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
$wp_etag = md5($wp_last_modified);
|
|
@header("Last-Modified: $wp_last_modified");
|
|
@header("ETag: $wp_etag");
|
|
|
|
// Support for Conditional GET
|
|
if (isset($_SERVER['HTTP_IF_NONE_MATCH']))
|
|
$client_etag = stripslashes($_SERVER['HTTP_IF_NONE_MATCH']);
|
|
else
|
|
$client_etag = false;
|
|
|
|
$client_last_modified = trim( $_SERVER['HTTP_IF_MODIFIED_SINCE']);
|
|
// If string is empty, return 0. If not, attempt to parse into a timestamp
|
|
$client_modified_timestamp = $client_last_modified ? strtotime($client_last_modified) : 0;
|
|
|
|
// Make a timestamp for our most recent modification...
|
|
$wp_modified_timestamp = strtotime($wp_last_modified);
|
|
|
|
if ( ($client_last_modified && $client_etag) ?
|
|
(($client_modified_timestamp >= $wp_modified_timestamp) && ($client_etag == $wp_etag)) :
|
|
(($client_modified_timestamp >= $wp_modified_timestamp) || ($client_etag == $wp_etag)) ) {
|
|
status_header( 304 );
|
|
exit;
|
|
}
|
|
}
|
|
|
|
|
|
}
|
|
|
|
$server = new AtomServer();
|
|
$server->handle_request();
|
|
|
|
?>
|