fix infinite loop bug
This commit is contained in:
John Bintz
parent
e32f66ba48
commit
d61cc14008
@ -1,14 +1,14 @@
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<?php
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require_once('ComicPress.inc');
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require_once('ComicPressDBInterface.inc');
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class ComicPressStoryline {
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var $_structure;
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var $_category_search;
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function read_from_options() {
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function &read_from_options() {
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$this->create_structure($this->get_flattened_storyline());
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return $this;
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}
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/**
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@ -58,7 +58,11 @@ class ComicPressStoryline {
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$structure = explode(',', $structure);
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} else {
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if (is_array($structure)) {
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$key = implode(',', $structure);
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$fixed_structure = array();
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foreach ($structure as $s) {
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if (!is_array($s)) { $fixed_structure[] = $s; }
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}
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$key = implode(',', $fixed_structure);
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}
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}
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@ -148,6 +152,23 @@ class ComicPressStoryline {
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return false;
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}
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function all_adjacent($id, $direction) {
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if (isset($this->_structure[$id])) {
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$all_adjacent = array();
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do {
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$has_adjacent = false;
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if (!in_array($id, $all_adjacent)) {
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if ($has_adjacent = isset($this->_structure[$id][$direction])) {
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$all_adjacent[] = $this->_structure[$id][$direction];
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$id = $this->_structure[$id][$direction];
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}
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}
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} while ($has_adjacent);
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return $all_adjacent;
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}
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return false;
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}
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/**
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* Get the valid navigation directions for a particular post.
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*/
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@ -378,30 +399,47 @@ class ComicPressStoryline {
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}
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function _find_children($parent) {
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if (!is_numeric($parent)) {
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foreach (get_all_category_ids() as $id) {
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$category = get_category($id);
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if ($category->slug == $parent) {
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$parent = $id; break;
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}
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}
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}
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if (is_numeric($parent)) {
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$children = array($parent);
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do {
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$found_children = false;
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foreach ($this->_structure as $category_id => $info) {
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if (!in_array($category_id, $children)) {
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if (isset($info['parent'])) {
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if (in_array($info['parent'], $children)) {
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$children[] = $category_id;
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$found_children = true;
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}
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}
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}
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}
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} while ($found_children);
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return $children;
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}
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return false;
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}
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function &include_children($parent = null) {
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$this->_category_search = array_unique(array_merge($this->_category_search, $this->_find_children($parent)));
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function &_include() {
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$args = func_get_args();
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$method = array_shift($args);
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$this->_category_search = array_unique(array_merge($this->_category_search, call_user_func_array(array($this, $method), $args)));
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sort($this->_category_search);
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return $this;
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}
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function &exclude_children($parent = null) {
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$this->_category_search = array_diff($this->_category_search, $this->_find_children($parent));
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function &_exclude() {
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$args = func_get_args();
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$method = array_shift($args);
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$this->_category_search = array_diff($this->_category_search, call_user_func_array(array($this, $method), $args));
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sort($this->_category_search);
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return $this;
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}
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@ -414,16 +452,75 @@ class ComicPressStoryline {
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return $found;
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}
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function &include_level_or_above($level = null) {
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$this->_category_search = array_unique(array_merge($this->_category_search, $this->_find_level_or_above($level)));
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sort($this->_category_search);
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return $this;
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function _find_only($id = null) {
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if (isset($this->_structure[$id])) {
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return array($id);
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}
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return array();
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}
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function &exclude_level_or_above($level = null) {
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$this->_category_search = array_diff($this->_category_search, $this->_find_level_or_above($level));
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sort($this->_category_search);
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return $this;
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function _find_level($level = null) {
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$found = array();
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foreach ($this->_structure as $category_id => $info) {
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if ($info['level'] == $level) { $found[] = $category_id; }
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}
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return $found;
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}
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function _ensure_post_id($thing) {
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$id = null;
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if (is_object($thing)) {
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if (isset($thing->ID)) { $id = $thing->ID; }
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} else {
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if (is_numeric($thing)) { $id = $thing; }
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}
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return $id;
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}
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function _find_post_category($post = null) {
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$found = array();
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$id = $this->_ensure_post_id($post);
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if (!is_null($id)) {
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if (count($categories = wp_get_post_categories($id)) == 1) {
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$found = $categories;
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}
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}
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return $found;
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}
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function _find_adjacent($category = null, $next = false) {
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$found = array();
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if (!is_null($category)) {
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if (isset($this->_structure[$category])) {
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$field = $next ? 'next' : 'previous';
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if (isset($this->_structure[$category][$field])) {
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$found = array($this->_structure[$category][$field]);
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}
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}
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}
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return $found;
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}
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function _find_post_root($post = null) {
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$found = array();
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$id = $this->_ensure_post_id($post);
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if (!is_null($id)) {
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if (count($categories = wp_get_post_categories($id)) == 1) {
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$comic_post = new ComicPressComicPost(get_post($id));
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$parents = $comic_post->find_parents();
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if (!empty($parents)) {
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$parents = array_keys($parents); $found = $this->_find_children(end($parents));
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}
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}
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}
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return $found;
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}
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function end_search() {
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@ -431,6 +528,61 @@ class ComicPressStoryline {
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$this->_category_search = array();
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return $result;
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}
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function build_from_restrictions($restrictions = null) {
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global $post;
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$this->read_from_options()->exclude_all();
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$include_all = true;
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if (is_array($restrictions)) {
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if (!empty($restrictions)) {
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$include_all = false;
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}
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}
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if (!$include_all) {
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foreach ($restrictions as $type => $list) {
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if (substr($type, 0, 1) == "!") {
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$method_root = 'exclude';
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$method_type = substr($type, 1);
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} else {
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$method_root = 'include';
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$method_type = $type;
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}
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if (!is_array($list)) { $list = array($list); }
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foreach ($list as $restriction) {
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$method = '';
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$args = array($restriction);
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switch ($method_type) {
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case 'child_of': $method = 'children'; break;
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case 'root_of': $method = 'post_root'; break;
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case 'from_post': $method = 'post_category'; break;
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case 'previous':
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$method = 'adjacent';
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$args[] = false;
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break;
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case 'next':
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$method = 'adjacent';
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$args[] = true;
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break;
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default:
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$method = $method_type; break;
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}
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if (!empty($method)) {
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array_unshift($args, "_find_${method}");
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call_user_func_array(array($this, "_${method_root}"), $args);
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}
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}
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}
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} else {
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$this->include_all();
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}
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return $this->end_search();
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}
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}
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?>
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