/**
* General download code plugin settings
*/
function dc_manage_settings()
{
echo '<div class="wrap">';
echo '<h2>Download Codes » Settings</h2>';
// Overwrite existing options
if (isset($_POST['submit'])) {
$dc_file_location = trim('' != trim($_POST['dc_file_location_abs']) ? $_POST['dc_file_location_abs'] : $_POST['dc_file_location']);
$dc_max_attempts = $_POST['dc_max_attempts'];
// Update zip location
if ($dc_file_location != '') {
if (substr($dc_file_location, -1) != '/') {
$dc_file_location .= '/';
}
update_option('dc_file_location', $dc_file_location);
}
// Update number of maximum attempts
if (is_numeric($dc_max_attempts)) {
update_option('dc_max_attempts', $dc_max_attempts);
}
// Update file types
if ('' != trim($_POST['dc_file_types'])) {
update_option('dc_file_types', trim($_POST['dc_file_types']));
}
// Update character list
update_option('dc_code_chars', $_POST['dc_code_chars'] == '' ? DC_CODE_CHARS : $_POST['dc_code_chars']);
// Update header settings
update_option('dc_header_content_type', $_POST['dc_header_content_type'] == '' ? DC_HEADER_CONTENT_TYPE : $_POST['dc_header_content_type']);
// Update xsenfile enabled flag
update_option('dc_xsendfile_enabled', isset($_POST['dc_xsendfile_enabled']) ? 'true' : 'false');
// Update messages
update_option('dc_msg_code_enter', $_POST['dc_msg_code_enter']);
update_option('dc_msg_code_valid', $_POST['dc_msg_code_valid']);
update_option('dc_msg_code_invalid', $_POST['dc_msg_code_invalid']);
update_option('dc_msg_max_downloads_reached', $_POST['dc_msg_max_downloads_reached']);
update_option('dc_msg_max_attempts_reached', $_POST['dc_msg_max_attempts_reached']);
// Print message
echo dc_admin_message('The settings have been updated.');
}
echo '<form action="admin.php?page=dc-manage-settings" method="post">';
echo '<h3>File Settings</h3>';
echo '<table class="form-table">';
/**
* Location of download files
*/
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-location">Location of download files</label></th>';
if ('' == get_option('dc_file_location') || '' != get_option('dc_file_location') && '/' != substr(get_option('dc_file_location'), 0, 1)) {
// If current location of download files is empty or relative, try to locate the upload folder
$wp_upload_dir = wp_upload_dir();
$files = scandir($wp_upload_dir['basedir']);
echo '<td>' . $wp_upload_dir['basedir'] . '/ <select name="dc_file_location" id="settings-location">';
foreach ($files as $folder) {
if (is_dir($wp_upload_dir['basedir'] . '/' . $folder) && $folder != '.' && $folder != '..') {
echo '<option' . ($folder . '/' == get_option('dc_file_location') ? ' selected="selected"' : '') . '>' . $folder . '</option>';
}
}
echo '</select>';
// Provide possibility to define upload path directly
echo '<p>If the upload folder cannot be determined or if the release management does not work (or if you want to have another download file location) you may specify the absolute path of the download file location here:</p>';
echo '<input type="text" name="dc_file_location_abs" class="large-text" / >';
echo '</td>';
} else {
echo '<td><input type="text" name="dc_file_location" id="settings-location" class="large-text" value="' . get_option('dc_file_location') . '" /></td>';
}
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-max">Maximum attempts</label></th>';
echo '<td><input type="text" name="dc_max_attempts" id="settings-max" class="small-text" value="' . dc_max_attempts() . '" />';
echo ' <span class="description">Maximum invalid download attempts</span></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-filetypes">Allowed file types</label></th>';
echo '<td><input type="text" name="dc_file_types" id="settings-filetypes" class="regular-text" value="' . implode(', ', dc_file_types()) . '" />';
echo ' <span class="description">Separated by comma</span></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-chars">Allowed characters</label></th>';
echo '<td><input type="text" name="dc_code_chars" id="settings-chars" class="regular-text" value="' . dc_code_chars() . '" />';
echo ' <span class="description">Codes will contain a random mix of these characters</span></td>';
echo '</tr>';
echo '</table>';
/**
* Headers
*/
echo '<h3>Header Settings</h3>';
echo '<p>Finetune request headers to fix client-server issues:</p>';
echo '<table class="form-table">';
// Content type
$dc_header_content_type = dc_header_content_type();
$content_type_options = array('Default (MIME Type)', 'application/force-download', 'application/octet-stream', 'application/download');
echo '<tr valign="top">';
echo '<th scope="row"><label for="headers-content-type">Content type</label></th>';
echo '<td><select name="dc_header_content_type" id="headers-content-type">';
foreach ($content_type_options as $option) {
echo '<option' . ($option == $dc_header_content_type ? ' selected="selected"' : '') . '>' . $option . '</option>';
}
echo '</select> <span class="description">Override default content type (which is the MIME type of the download file)</span></td>';
echo '</tr>';
// Support for x-sendfile
echo '<tr valign="top">';
echo '<th scope="row"><label for="headers-xsendfile-enabled">Apache X-Sendfile</label></th>';
echo '<td><input type="checkbox" name="dc_xsendfile_enabled" id="dc-xsendfile-enabled" ' . (dc_xsendfile_enabled() ? 'checked' : '') . ' />';
echo '<span class="description">Only check this setting if Apache\'s x-sendfile module is installed and configured properly</span>';
echo '</td>';
echo '</tr>';
echo '</table>';
/**
* Messages
*/
echo '<h3>Messages</h3>';
echo '<p>Specify custom messages that your users see while downloading releases:</p>';
echo '<table class="form-table">';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-msg-enter">"Enter code"</label></th>';
echo '<td><input type="text" name="dc_msg_code_enter" id="settings-msg-enter" class="large-text" value="' . dc_msg('code_enter') . '" /></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-msg-valid">"Code valid"</label></th>';
echo '<td><input type="text" name="dc_msg_code_valid" id="settings-msg-valid" class="large-text" value="' . dc_msg('code_valid') . '" /></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-msg-invalid">"Code invalid"</label></th>';
echo '<td><input type="text" name="dc_msg_code_invalid" id="settings-msg-invalid" class="large-text" value="' . dc_msg('code_invalid') . '" /></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-msg-downloads">"Maximum downloads reached"</label></th>';
echo '<td><input type="text" name="dc_msg_max_downloads_reached" id="settings-msg-downloads" class="large-text" value="' . dc_msg('max_downloads_reached') . '" /></td>';
echo '</tr>';
echo '<tr valign="top">';
echo '<th scope="row"><label for="settings-msg-attempts">"Maximum attempts reached"</label></th>';
echo '<td><input type="text" name="dc_msg_max_attempts_reached" id="settings-msg-attempts" class="large-text" value="' . dc_msg('max_attempts_reached') . '" /></td>';
echo '</tr>';
echo '</table>';
echo '<p class="submit">';
echo '<input type="submit" name="submit" class="button-primary" value="Save Changes" />';
echo '</p>';
echo '</form>';
echo '</div>';
}
/**
* Manages releases
*/
function dc_manage_releases()
{
global $wpdb;
$wpdb->query('SET OPTION SQL_BIG_SELECTS = 1');
// Get parameters
$get_action = $_GET['action'];
$get_release = $_GET['release'];
// Post parameters
$post_action = $_POST['action'];
$post_release = $_POST['release'];
// Show page title
echo '<div class="wrap">';
echo '<h2>Download Codes » Manage Releases</h2>';
switch ($get_action) {
case 'edit':
case 'add':
// Update or insert release
if (isset($_POST['submit'])) {
if ($post_action == 'add') {
$result = dc_add_release();
if (is_array($result)) {
echo dc_admin_message(implode('</p><p>', $result));
} else {
if ($result === FALSE) {
echo dc_admin_message('There was an error adding the release');
} else {
echo dc_admin_message('The release was added successfully');
$add_success = true;
}
}
}
if ($post_action == 'edit') {
$result = dc_edit_release();
if (is_array($result)) {
// display errors
} else {
if ($result === FALSE) {
echo dc_admin_message('There was an error updating the release');
} else {
echo dc_admin_message('The release was updated successfully');
$edit_success = true;
}
}
}
}
break;
case 'delete':
$result = dc_delete_release($get_release);
if ($result) {
echo dc_admin_message('The release was deleted successfully');
} else {
echo dc_admin_message('There was an error deleting the release');
}
break;
}
if (($get_action == 'edit' || $get_action == 'add') && !$add_success) {
//*********************************************
// Add or edit a release
//*********************************************
// Get zip files in download folder
$files = scandir(dc_file_location());
$num_download_files = 0;
foreach ($files as $filename) {
if (in_array(strtolower(substr($filename, -3)), dc_file_types())) {
$num_download_files++;
}
}
if ($num_download_files == 0) {
echo dc_admin_message('No files have been uploaded to the releases folder: <em>' . dc_file_location() . '</em></p><p><strong>You must do this first before adding a release!</strong>');
}
// Get current release
if ('' != $get_release) {
$release = dc_get_release($get_release);
}
if ('' != $post_release) {
$release = dc_get_release($post_release);
}
// Write page subtitle
echo '<h3>' . ('add' == $get_action ? 'Add New' : 'Edit') . ' Release</h3>';
echo '<p><a href="admin.php?page=dc-manage-releases">« Back to releases</a></p>';
// Display form
echo '<form action="admin.php?page=dc-manage-releases&action=' . $get_action . '" method="post">';
echo '<input type="hidden" name="release" value="' . $release->ID . '" />';
echo '<input type="hidden" name="action" value="' . $get_action . '" />';
echo '<table class="form-table">';
// Title
echo '<tr valign="top">';
echo '<th scope="row"><label for="release-title">Title</label></th>';
echo '<td><input type="text" name="title" id="release-title" class="regular-text" value="' . $release->title . '" />';
echo ' <span class="description">For example, the album title</span></td>';
echo '</tr>';
// Artist
echo '<tr valign="top">';
echo '<th scope="row"><label for="release-artist">Artist (optional)</label></th>';
echo '<td><input type="text" name="artist" id="release-artist" class="regular-text" value="' . $release->artist . '" />';
echo ' <span class="description">The band or artist</span></td>';
echo '</tr>';
// File
echo '<tr valign="top">';
echo '<th scope="row"><label for="release-file">File</label></th>';
echo '<td>' . dc_file_location() . ' <select name="filename" id="release-file">-->';
// Get array of allowed file types/extensions
$allowed_file_types = dc_file_types();
// List all files matching the allowed extensions
foreach ($files as $filename) {
$file_extension_array = split("\\.", $filename);
$file_extension = strtolower($file_extension_array[sizeof($file_extension_array) - 1]);
if (in_array($file_extension, $allowed_file_types)) {
echo '<option' . ($filename == $release->filename ? ' selected="selected"' : '') . '>' . $filename . '</option>';
}
}
echo '</select></td>';
echo '</tr>';
// Allowed downloads
echo '<tr valign="top">';
echo '<th scope="row"><label for="release-downloads">Allowed downloads</label></th>';
echo '<td><input type="text" name="downloads" id="release-downloads" class="small-text" value="' . ($release->allowed_downloads > 0 ? $release->allowed_downloads : DC_ALLOWED_DOWNLOADS) . '" />';
echo ' <span class="description">Maximum number of times each code can be used</span></td>';
echo '</tr>';
echo '</table>';
// Submit
echo '<p class="submit">';
echo '<input type="submit" name="submit" class="button-primary" value="' . ($get_action == 'edit' ? 'Save Changes' : 'Add Release') . '" />';
echo '</p>';
echo '</form>';
} else {
//*********************************************
// List releases
//*********************************************
// Write page subtitle
echo '<h3>Releases</h3>';
// Get releases
$releases = dc_get_releases();
// Check if the releases are empty
if (sizeof($releases) == 0) {
echo dc_admin_message('No releases have been created yet');
echo '<p>You might want to <a href="admin.php?page=dc-manage-releases&action=add">add a new release</a></p>';
} else {
echo '<table class="widefat">';
echo '<thead>';
echo '<tr><th>Title</th><th>Artist</th><th>ID</th><th>File</th><th>Codes</th><th>Downloaded</th><th>Actions</th></tr>';
echo '</thead>';
echo '<tbody>';
foreach ($releases as $release) {
echo '<tr>';
echo '<td><strong>' . $release->title . '</strong></td><td>' . $release->artist . '</td>';
echo '<td>' . $release->ID . '</td>';
echo '<td>' . $release->filename . '</td>';
echo '<td>' . $release->codes . '</td><td>' . $release->downloads . '</td>';
echo '<td>';
echo '<a href="admin.php?page=dc-manage-releases&release=' . $release->ID . '&action=edit" class="action-edit">Edit</a> | ';
echo '<a href="admin.php?page=dc-manage-codes&release=' . $release->ID . '" class="action-manage">Manage codes</a> | ';
echo '<a href="admin.php?page=dc-manage-codes&release=' . $release->ID . '&action=report" class="action-report" rel="dc_downloads-' . $release->ID . '">View report</a> | ';
echo '<a href="admin.php?page=dc-manage-releases&release=' . $release->ID . '&action=delete" class="action-delete">Delete</a>';
echo '</td>';
echo '</tr>';
}
echo '</tbody>';
echo '<tfoot>';
echo '<tr><th>Title</th><th>Artist</th><th>ID</th><th>File</th><th>Codes</th><th>Downloaded</th><th>Actions</th></tr>';
echo '</tfoot>';
echo '</table>';
foreach ($releases as $release) {
dc_list_downloads($release->ID, NULL, FALSE);
}
}
// Show link to add a new release
echo '<p><a class="button-primary" href="admin.php?page=dc-manage-releases&action=add">Add New Release</a></p>';
}
echo '</div>';
}
