451 lines
11 KiB
PHP
451 lines
11 KiB
PHP
<?php
|
|
|
|
// misc help functions and utilities
|
|
|
|
function rand_str($len=32) {
|
|
return substr(md5(uniqid(rand())), 0, $len);
|
|
}
|
|
|
|
// strip leading and trailing whitespace from each line in the string
|
|
function strip_ws($txt) {
|
|
$lines = explode("\n", $txt);
|
|
$result = array();
|
|
foreach ($lines as $line)
|
|
if (trim($line))
|
|
$result[] = trim($line);
|
|
|
|
return trim(join("\n", $result));
|
|
}
|
|
|
|
// helper class for testing code that involves actions and filters
|
|
// typical use:
|
|
// $ma = new MockAction();
|
|
// add_action('foo', array(&$ma, 'action'));
|
|
class MockAction {
|
|
var $events;
|
|
var $debug;
|
|
|
|
/**
|
|
* PHP5 constructor.
|
|
*/
|
|
function __construct( $debug = 0 ) {
|
|
$this->reset();
|
|
$this->debug = $debug;
|
|
}
|
|
|
|
function reset() {
|
|
$this->events = array();
|
|
}
|
|
|
|
function current_filter() {
|
|
if (is_callable('current_filter'))
|
|
return current_filter();
|
|
global $wp_actions;
|
|
return end($wp_actions);
|
|
}
|
|
|
|
function action($arg) {
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
$args = func_get_args();
|
|
$this->events[] = array('action' => __FUNCTION__, 'tag'=>$this->current_filter(), 'args'=>$args);
|
|
return $arg;
|
|
}
|
|
|
|
function action2($arg) {
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
|
|
$args = func_get_args();
|
|
$this->events[] = array('action' => __FUNCTION__, 'tag'=>$this->current_filter(), 'args'=>$args);
|
|
return $arg;
|
|
}
|
|
|
|
function filter($arg) {
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
|
|
$args = func_get_args();
|
|
$this->events[] = array('filter' => __FUNCTION__, 'tag'=>$this->current_filter(), 'args'=>$args);
|
|
return $arg;
|
|
}
|
|
|
|
function filter2($arg) {
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
|
|
$args = func_get_args();
|
|
$this->events[] = array('filter' => __FUNCTION__, 'tag'=>$this->current_filter(), 'args'=>$args);
|
|
return $arg;
|
|
}
|
|
|
|
function filter_append($arg) {
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
|
|
$args = func_get_args();
|
|
$this->events[] = array('filter' => __FUNCTION__, 'tag'=>$this->current_filter(), 'args'=>$args);
|
|
return $arg . '_append';
|
|
}
|
|
|
|
function filterall($tag, $arg=NULL) {
|
|
// this one doesn't return the result, so it's safe to use with the new 'all' filter
|
|
if ($this->debug) dmp(__FUNCTION__, $this->current_filter());
|
|
|
|
$args = func_get_args();
|
|
$this->events[] = array('filter' => __FUNCTION__, 'tag'=>$tag, 'args'=>array_slice($args, 1));
|
|
}
|
|
|
|
// return a list of all the actions, tags and args
|
|
function get_events() {
|
|
return $this->events;
|
|
}
|
|
|
|
// return a count of the number of times the action was called since the last reset
|
|
function get_call_count($tag='') {
|
|
if ($tag) {
|
|
$count = 0;
|
|
foreach ($this->events as $e)
|
|
if ($e['action'] == $tag)
|
|
++$count;
|
|
return $count;
|
|
}
|
|
return count($this->events);
|
|
}
|
|
|
|
// return an array of the tags that triggered calls to this action
|
|
function get_tags() {
|
|
$out = array();
|
|
foreach ($this->events as $e) {
|
|
$out[] = $e['tag'];
|
|
}
|
|
return $out;
|
|
}
|
|
|
|
// return an array of args passed in calls to this action
|
|
function get_args() {
|
|
$out = array();
|
|
foreach ($this->events as $e)
|
|
$out[] = $e['args'];
|
|
return $out;
|
|
}
|
|
}
|
|
|
|
// convert valid xml to an array tree structure
|
|
// kinda lame but it works with a default php 4 install
|
|
class testXMLParser {
|
|
var $xml;
|
|
var $data = array();
|
|
|
|
/**
|
|
* PHP5 constructor.
|
|
*/
|
|
function __construct( $in ) {
|
|
$this->xml = xml_parser_create();
|
|
xml_set_object($this->xml, $this);
|
|
xml_parser_set_option($this->xml,XML_OPTION_CASE_FOLDING, 0);
|
|
xml_set_element_handler($this->xml, array($this, 'startHandler'), array($this, 'endHandler'));
|
|
xml_set_character_data_handler($this->xml, array($this, 'dataHandler'));
|
|
$this->parse($in);
|
|
}
|
|
|
|
function parse($in) {
|
|
$parse = xml_parse($this->xml, $in, sizeof($in));
|
|
if (!$parse) {
|
|
trigger_error(sprintf("XML error: %s at line %d",
|
|
xml_error_string(xml_get_error_code($this->xml)),
|
|
xml_get_current_line_number($this->xml)), E_USER_ERROR);
|
|
xml_parser_free($this->xml);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
function startHandler($parser, $name, $attributes) {
|
|
$data['name'] = $name;
|
|
if ($attributes) { $data['attributes'] = $attributes; }
|
|
$this->data[] = $data;
|
|
}
|
|
|
|
function dataHandler($parser, $data) {
|
|
$index = count($this->data) - 1;
|
|
@$this->data[$index]['content'] .= $data;
|
|
}
|
|
|
|
function endHandler($parser, $name) {
|
|
if (count($this->data) > 1) {
|
|
$data = array_pop($this->data);
|
|
$index = count($this->data) - 1;
|
|
$this->data[$index]['child'][] = $data;
|
|
}
|
|
}
|
|
}
|
|
|
|
function xml_to_array($in) {
|
|
$p = new testXMLParser($in);
|
|
return $p->data;
|
|
}
|
|
|
|
function xml_find($tree /*, $el1, $el2, $el3, .. */) {
|
|
$a = func_get_args();
|
|
$a = array_slice($a, 1);
|
|
$n = count($a);
|
|
$out = array();
|
|
|
|
if ($n < 1)
|
|
return $out;
|
|
|
|
for ($i=0; $i<count($tree); $i++) {
|
|
# echo "checking '{$tree[$i][name]}' == '{$a[0]}'\n";
|
|
# var_dump($tree[$i]['name'], $a[0]);
|
|
if ($tree[$i]['name'] == $a[0]) {
|
|
# echo "n == {$n}\n";
|
|
if ($n == 1)
|
|
$out[] = $tree[$i];
|
|
else {
|
|
$subtree =& $tree[$i]['child'];
|
|
$call_args = array($subtree);
|
|
$call_args = array_merge($call_args, array_slice($a, 1));
|
|
$out = array_merge($out, call_user_func_array('xml_find', $call_args));
|
|
}
|
|
}
|
|
}
|
|
|
|
return $out;
|
|
}
|
|
|
|
function xml_join_atts($atts) {
|
|
$a = array();
|
|
foreach ($atts as $k=>$v)
|
|
$a[] = $k.'="'.$v.'"';
|
|
return join(' ', $a);
|
|
}
|
|
|
|
function xml_array_dumbdown(&$data) {
|
|
$out = array();
|
|
|
|
foreach (array_keys($data) as $i) {
|
|
$name = $data[$i]['name'];
|
|
if (!empty($data[$i]['attributes']))
|
|
$name .= ' '.xml_join_atts($data[$i]['attributes']);
|
|
|
|
if (!empty($data[$i]['child'])) {
|
|
$out[$name][] = xml_array_dumbdown($data[$i]['child']);
|
|
}
|
|
else
|
|
$out[$name] = $data[$i]['content'];
|
|
}
|
|
|
|
return $out;
|
|
}
|
|
|
|
function dmp() {
|
|
$args = func_get_args();
|
|
|
|
foreach ($args as $thing)
|
|
echo (is_scalar($thing) ? strval($thing) : var_export($thing, true)), "\n";
|
|
}
|
|
|
|
function dmp_filter($a) {
|
|
dmp($a);
|
|
return $a;
|
|
}
|
|
|
|
function get_echo($callable, $args = array()) {
|
|
ob_start();
|
|
call_user_func_array($callable, $args);
|
|
return ob_get_clean();
|
|
}
|
|
|
|
// recursively generate some quick assertEquals tests based on an array
|
|
function gen_tests_array($name, $array) {
|
|
$out = array();
|
|
foreach ($array as $k=>$v) {
|
|
if (is_numeric($k))
|
|
$index = strval($k);
|
|
else
|
|
$index = "'".addcslashes($k, "\n\r\t'\\")."'";
|
|
|
|
if (is_string($v)) {
|
|
$out[] = '$this->assertEquals( \'' . addcslashes($v, "\n\r\t'\\") . '\', $'.$name.'['.$index.'] );';
|
|
}
|
|
elseif (is_numeric($v)) {
|
|
$out[] = '$this->assertEquals( ' . $v . ', $'.$name.'['.$index.'] );';
|
|
}
|
|
elseif (is_array($v)) {
|
|
$out[] = gen_tests_array("{$name}[{$index}]", $v);
|
|
}
|
|
}
|
|
return join("\n", $out)."\n";
|
|
}
|
|
|
|
/**
|
|
* Use to create objects by yourself
|
|
*/
|
|
class MockClass {};
|
|
|
|
/**
|
|
* Drops all tables from the WordPress database
|
|
*/
|
|
function drop_tables() {
|
|
global $wpdb;
|
|
$tables = $wpdb->get_col('SHOW TABLES;');
|
|
foreach ($tables as $table)
|
|
$wpdb->query("DROP TABLE IF EXISTS {$table}");
|
|
}
|
|
|
|
function print_backtrace() {
|
|
$bt = debug_backtrace();
|
|
echo "Backtrace:\n";
|
|
$i = 0;
|
|
foreach ($bt as $stack) {
|
|
echo ++$i, ": ";
|
|
if ( isset($stack['class']) )
|
|
echo $stack['class'].'::';
|
|
if ( isset($stack['function']) )
|
|
echo $stack['function'].'() ';
|
|
echo "line {$stack[line]} in {$stack[file]}\n";
|
|
}
|
|
echo "\n";
|
|
}
|
|
|
|
// mask out any input fields matching the given name
|
|
function mask_input_value($in, $name='_wpnonce') {
|
|
return preg_replace('@<input([^>]*) name="'.preg_quote($name).'"([^>]*) value="[^>]*" />@', '<input$1 name="'.preg_quote($name).'"$2 value="***" />', $in);
|
|
}
|
|
|
|
if ( !function_exists( 'str_getcsv' ) ) {
|
|
function str_getcsv( $input, $delimiter = ',', $enclosure = '"', $escape = "\\" ) {
|
|
$fp = fopen( 'php://temp/', 'r+' );
|
|
fputs( $fp, $input );
|
|
rewind( $fp );
|
|
$data = fgetcsv( $fp, strlen( $input ), $delimiter, $enclosure );
|
|
fclose( $fp );
|
|
return $data;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes the post type and its taxonomy associations.
|
|
*/
|
|
function _unregister_post_type( $cpt_name ) {
|
|
unset( $GLOBALS['wp_post_types'][ $cpt_name ] );
|
|
unset( $GLOBALS['_wp_post_type_features'][ $cpt_name ] );
|
|
|
|
foreach ( $GLOBALS['wp_taxonomies'] as $taxonomy ) {
|
|
if ( false !== $key = array_search( $cpt_name, $taxonomy->object_type ) ) {
|
|
unset( $taxonomy->object_type[$key] );
|
|
}
|
|
}
|
|
}
|
|
|
|
function _unregister_taxonomy( $taxonomy_name ) {
|
|
unset( $GLOBALS['wp_taxonomies'][$taxonomy_name] );
|
|
}
|
|
|
|
/**
|
|
* Unregister a post status.
|
|
*
|
|
* @since 4.2.0
|
|
*
|
|
* @param string $status
|
|
*/
|
|
function _unregister_post_status( $status ) {
|
|
unset( $GLOBALS['wp_post_statuses'][ $status ] );
|
|
}
|
|
|
|
function _cleanup_query_vars() {
|
|
// clean out globals to stop them polluting wp and wp_query
|
|
foreach ( $GLOBALS['wp']->public_query_vars as $v )
|
|
unset( $GLOBALS[$v] );
|
|
|
|
foreach ( $GLOBALS['wp']->private_query_vars as $v )
|
|
unset( $GLOBALS[$v] );
|
|
|
|
foreach ( get_taxonomies( array() , 'objects' ) as $t ) {
|
|
if ( $t->public && ! empty( $t->query_var ) )
|
|
$GLOBALS['wp']->add_query_var( $t->query_var );
|
|
}
|
|
|
|
foreach ( get_post_types( array() , 'objects' ) as $t ) {
|
|
if ( is_post_type_viewable( $t ) && ! empty( $t->query_var ) )
|
|
$GLOBALS['wp']->add_query_var( $t->query_var );
|
|
}
|
|
}
|
|
|
|
function _clean_term_filters() {
|
|
remove_filter( 'get_terms', array( 'Featured_Content', 'hide_featured_term' ), 10, 2 );
|
|
remove_filter( 'get_the_terms', array( 'Featured_Content', 'hide_the_featured_term' ), 10, 3 );
|
|
}
|
|
|
|
/**
|
|
* Special class for exposing protected wpdb methods we need to access
|
|
*/
|
|
class wpdb_exposed_methods_for_testing extends wpdb {
|
|
public function __construct() {
|
|
global $wpdb;
|
|
$this->dbh = $wpdb->dbh;
|
|
$this->use_mysqli = $wpdb->use_mysqli;
|
|
$this->is_mysql = $wpdb->is_mysql;
|
|
$this->ready = true;
|
|
$this->field_types = $wpdb->field_types;
|
|
$this->charset = $wpdb->charset;
|
|
}
|
|
|
|
public function __call( $name, $arguments ) {
|
|
return call_user_func_array( array( $this, $name ), $arguments );
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Determine approximate backtrack count when running PCRE.
|
|
*
|
|
* @return int The backtrack count.
|
|
*/
|
|
function benchmark_pcre_backtracking( $pattern, $subject, $strategy ) {
|
|
$saved_config = ini_get( 'pcre.backtrack_limit' );
|
|
|
|
// Attempt to prevent PHP crashes. Adjust these lower when needed.
|
|
if ( version_compare( phpversion(), '5.4.8', '>' ) ) {
|
|
$limit = 1000000;
|
|
} else {
|
|
$limit = 20000; // 20,000 is a reasonable upper limit, but see also https://core.trac.wordpress.org/ticket/29557#comment:10
|
|
}
|
|
|
|
// Start with small numbers, so if a crash is encountered at higher numbers we can still debug the problem.
|
|
for( $i = 4; $i <= $limit; $i *= 2 ) {
|
|
|
|
ini_set( 'pcre.backtrack_limit', $i );
|
|
|
|
switch( $strategy ) {
|
|
case 'split':
|
|
preg_split( $pattern, $subject );
|
|
break;
|
|
case 'match':
|
|
preg_match( $pattern, $subject );
|
|
break;
|
|
case 'match_all':
|
|
$matches = array();
|
|
preg_match_all( $pattern, $subject, $matches );
|
|
break;
|
|
}
|
|
|
|
ini_set( 'pcre.backtrack_limit', $saved_config );
|
|
|
|
switch( preg_last_error() ) {
|
|
case PREG_NO_ERROR:
|
|
return $i;
|
|
case PREG_BACKTRACK_LIMIT_ERROR:
|
|
continue;
|
|
case PREG_RECURSION_LIMIT_ERROR:
|
|
trigger_error('PCRE recursion limit encountered before backtrack limit.');
|
|
return;
|
|
case PREG_BAD_UTF8_ERROR:
|
|
trigger_error('UTF-8 error during PCRE benchmark.');
|
|
return;
|
|
case PREG_INTERNAL_ERROR:
|
|
trigger_error('Internal error during PCRE benchmark.');
|
|
return;
|
|
default:
|
|
trigger_error('Unexpected error during PCRE benchmark.');
|
|
return;
|
|
}
|
|
}
|
|
|
|
return $i;
|
|
}
|