comicpress-manager-1.4/actions/comicpress_change-dates.php
2009-06-13 08:07:36 -04:00

180 lines
7.7 KiB
PHP

<?php
//harmonious @zip @hash
function cpm_action_change_dates() {
global $cpm_config;
$comic_posts_to_date_shift = array();
$comic_files_to_date_shift = array();
$comic_post_target_date_counts = array();
$wp_date_string_length = strlen(date("Y-m-d"));
$cpm_date_string_length = strlen(date(CPM_DATE_FORMAT));
$cpm_config->is_cpm_managing_posts = true;
// find all comic files that will be shifted
foreach ($cpm_config->comic_files as $comic_file) {
$comic_filename = pathinfo($comic_file, PATHINFO_BASENAME);
$filename_info = cpm_breakdown_comic_filename($comic_filename);
$key = md5($comic_file);
if (isset($_POST['dates'][$key])) {
if ($_POST['dates'][$key] != $filename_info['date']) {
$timestamp = strtotime($_POST['dates'][$key]);
if (($timestamp !== false) && ($timestamp !== -1)) {
$target_date = date(CPM_DATE_FORMAT, $timestamp);
$new_comic_filename = $target_date . substr($comic_filename, $cpm_date_string_length);
$comic_posts_to_date_shift[strtotime($filename_info['date'])] = $timestamp;
if (!isset($comic_post_target_date_counts[$timestamp])) {
$comic_post_target_date_counts[$timestamp] = 0;
}
$comic_post_target_date_counts[$timestamp]++;
if (!isset($comic_files_to_date_shift[$timestamp])) {
$comic_files_to_date_shift[$timestamp] = array($comic_filename, $new_comic_filename);
}
}
}
}
}
$comic_posts_to_change = array();
$all_posts = cpm_query_posts();
// get the target dates for all files to move
if (count($comic_posts_to_date_shift) > 0) {
foreach ($all_posts as $comic_post) {
$post_date_day = substr($comic_post->post_date, 0, $wp_date_string_length);
$post_date_day_timestamp = strtotime($post_date_day);
if (isset($comic_posts_to_date_shift[$post_date_day_timestamp])) {
if ($comic_post_target_date_counts[$comic_posts_to_date_shift[$post_date_day_timestamp]] == 1) {
$new_post_date = date("Y-m-d", $comic_posts_to_date_shift[$post_date_day_timestamp]) . substr($comic_post->post_date, $wp_date_string_length);
$comic_posts_to_change[$comic_post->ID] = array($comic_post, $new_post_date);
}
}
}
}
$final_post_day_counts = array();
// intersect all existing and potential new posts, counting how many
// posts occur on each day
foreach ($all_posts as $comic_post) {
if (isset($comic_posts_to_change[$comic_post->ID])) {
$date_to_use = $comic_posts_to_change[$comic_post->ID][1];
} else {
$date_to_use = $comic_post->post_date;
}
$day_to_use = strtotime(substr($date_to_use, 0, $wp_date_string_length));
if (!isset($final_post_day_counts[$day_to_use])) {
$final_post_day_counts[$day_to_use] = 0;
}
$final_post_day_counts[$day_to_use]++;
}
$posts_moved = array();
// move what can be moved
foreach ($comic_posts_to_change as $id => $info) {
list($comic_post, $new_post_date) = $info;
$new_post_day = strtotime(substr($new_post_date, 0, $wp_date_string_length));
if ($final_post_day_counts[$new_post_day] == 1) {
$old_post_date = $comic_post->post_date;
$comic_post->post_date = $new_post_date;
$comic_post->post_date_gmt = get_gmt_from_date($new_post_date);
wp_update_post($comic_post);
$cpm_config->messages[] = sprintf(__('<strong>Post %1$s moved to %2$s.</strong>', 'comicpress-manager'), $id, date("Y-m-d", $new_post_day));
$posts_moved[$new_post_day] = array($comic_post, $old_post_date);
} else {
$cpm_config->warnings[] = sprintf(__('<strong>Moving post %1$s to %2$s would cause two comic posts to exist on the same day.</strong> This is not allowed in the automated process.', 'comicpress-manager'), $id, date("Y-m-d", $new_post_day));
}
}
// try to move all the files, and roll back any changes to files and posts that fail
foreach ($comic_post_target_date_counts as $target_date => $count) {
if (!isset($final_post_day_counts[$target_date]) || ($final_post_day_counts[$target_date] == 1)) {
if ($count > 1) {
$cpm_config->warnings[] = sprintf(__("<strong>You are moving two comics to the same date: %s.</strong> This is not allowed in the automated process.", 'comicpress-manager'), $target_date);
} else {
list($comic_filename, $new_comic_filename) = $comic_files_to_date_shift[$target_date];
$roll_back_change = false;
$calculate_do_move = array();
foreach (array(
array(__('comic folder', 'comicpress-manager'), 'comic_folder', ""),
array(__('RSS feed folder', 'comicpress-manager'), 'rss_comic_folder', "rss"),
array(__('archive folder', 'comicpress-manager'), 'archive_comic_folder', "archive")) as $folder_info) {
list ($name, $property, $type) = $folder_info;
$do_move = true;
if ($type != "") {
if ($cpm_config->separate_thumbs_folder_defined[$type]) {
if ($cpm_config->thumbs_folder_writable[$type]) {
$do_move = (cpm_option("${type}-generate-thumbnails") == 1);
}
}
$calculate_do_move[$type] = $do_move;
}
if ($do_move) {
$path = CPM_DOCUMENT_ROOT . '/' . $cpm_config->properties[$property];
if (!file_exists($path)) {
$cpm_config->errors[] = sprintf(__('The %1$s <strong>%2$s</strong> does not exist.', 'comicpress-manager'), $name, $cpm_config->properties[$property]);
$roll_back_change = true;
} else {
if (file_exists($path . '/' . $comic_filename)) {
if (@rename($path . '/' . $comic_filename, $path . '/' . $new_comic_filename)) {
$cpm_config->messages[] = sprintf(__('<strong>Rename %1$s file %2$s to %3$s.</strong>', 'comicpress-manager'), $name, $comic_filename, $new_comic_filename);
} else {
$cpm_config->warnings[] = sprintf(__('<strong>The renaming of %1$s to %2$s failed.</strong> Check the permissions on %3$s', 'comicpress-manager'), $comic_filename, $new_comic_filename, $path);
$roll_back_change = true;
}
}
}
}
}
if ($roll_back_change) {
foreach (array(
array(__('comic folder', 'comicpress-manager'), 'comic_folder',""),
array(__('RSS feed folder', 'comicpress-manager'), 'rss_comic_folder',"rss"),
array(__('archive folder', 'comicpress-manager'), 'archive_comic_folder',"archive")) as $folder_info) {
list ($name, $property) = $folder_info;
$do_move = isset($calculate_do_move[$type]) ? $calculate_do_move[$type] : true;
if ($do_move) {
$path = CPM_DOCUMENT_ROOT . '/' . $cpm_config->properties[$property];
if (file_exists($path . '/' . $new_comic_filename)) {
@rename($path . '/' . $new_comic_filename, $path . '/' . $comic_filename);
$cpm_config->messages[] = sprintf(__("<strong>Rolling back %s.</strong>", 'comicpress-manager'), $new_comic_filename);
}
}
}
if (isset($posts_moved[$target_date])) {
list($comic_post, $old_post_date) = $posts_moved[$target_date];
$comic_post->post_date = $old_post_date;
$comic_post->post_date_gmt = get_gmt_from_date($old_post_date);
wp_update_post($comic_post);
$cpm_config->messages[] = sprintf(__('<strong>Rename error, rolling back post %1$s to %2$s.</strong>', 'comicpress-manager'), $comic_post->ID, $old_post_date);
}
}
}
}
}
$cpm_config->comic_files = cpm_read_comics_folder();
}
?>