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mirror of https://github.com/ezyang/htmlpurifier.git synced 2024-12-22 16:31:53 +00:00

[Phorum] Refactor settings.php into different files.

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1298 48356398-32a2-884e-a903-53898d9a118a
This commit is contained in:
Edward Z. Yang 2007-06-29 20:34:19 +00:00
parent 88d014706b
commit 63f5414f2e
7 changed files with 262 additions and 203 deletions

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@ -26,8 +26,6 @@
// all, which ain't happening. It's slower, it takes up more space, but
// at least it won't get mutilated
if(!defined('PHORUM')) exit;
/**
* Purifies a data array
*/
@ -202,18 +200,9 @@ function phorum_htmlpurifier_quote($array) {
function phorum_htmlpurifier_common() {
require_once(dirname(__FILE__).'/htmlpurifier/HTMLPurifier.auto.php');
require(dirname(__FILE__).'/init-config.php');
$config_exists = file_exists(dirname(__FILE__) . '/config.php');
if ($config_exists || !isset($PHORUM['mod_htmlpurifier']['config'])) {
$config = HTMLPurifier_Config::createDefault();
include(dirname(__FILE__) . '/config.default.php');
if ($config_exists) {
include(dirname(__FILE__) . '/config.php');
}
} else {
// used cached version that was constructed from web interface
$config = HTMLPurifier_Config::create($PHORUM['mod_htmlpurifier']['config']);
}
$config = phorum_htmlpurifier_get_config();
HTMLPurifier::getInstance($config);
// increment revision.txt if you want to invalidate the cache

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@ -0,0 +1,27 @@
<?php
/**
* Initializes the appropriate configuration from either a PHP file
* or a module configuration value
* @return Instance of HTMLPurifier_Config
*/
function phorum_htmlpurifier_get_config() {
global $PHORUM;
$config_exists = phorum_htmlpurifier_config_file_exists();
if ($config_exists || !isset($PHORUM['mod_htmlpurifier']['config'])) {
$config = HTMLPurifier_Config::createDefault();
include(dirname(__FILE__) . '/config.default.php');
if ($config_exists) {
include(dirname(__FILE__) . '/config.php');
}
unset($PHORUM['mod_htmlpurifier']['config']); // unnecessary
} else {
$config = HTMLPurifier_Config::create($PHORUM['mod_htmlpurifier']['config']);
}
return $config;
}
function phorum_htmlpurifier_config_file_exists() {
return file_exists(dirname(__FILE__) . '/config.php');
}

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@ -11,11 +11,21 @@
if(!defined("PHORUM_ADMIN")) exit;
// load library
require_once (dirname(__FILE__).'/htmlpurifier/HTMLPurifier.auto.php');
// error reporting is good!
error_reporting(E_ALL ^ E_NOTICE);
// define friendly configuration directives
$directives = array(
// load library and other paraphenalia
require_once './include/admin/PhorumInputForm.php';
require_once (dirname(__FILE__) . '/htmlpurifier/HTMLPurifier.auto.php');
require_once (dirname(__FILE__) . '/init-config.php');
require_once (dirname(__FILE__) . '/settings/migrate-sigs-form.php');
require_once (dirname(__FILE__) . '/settings/migrate-sigs.php');
require_once (dirname(__FILE__) . '/settings/form.php');
require_once (dirname(__FILE__) . '/settings/save.php');
// define friendly configuration directives. you can expand this array
// to get more web-definable directives
$PHORUM['mod_htmlpurifier']['directives'] = array(
'URI.Host', // auto-detectable
'URI.DisableExternal',
'URI.DisableExternalResources',
@ -32,197 +42,22 @@ $directives = array(
'Output.TidyFormat',
);
// lower this setting if you're getting time outs/out of memory
$PHORUM['mod_htmlpurifier']['migrate-sigs-increment'] = 100;
if (isset($_POST['reset'])) {
unset($PHORUM['mod_htmlpurifier']['config']);
}
// instantiate $config object
$config_exists = file_exists(dirname(__FILE__) . '/config.php');
if ($config_exists || !isset($PHORUM['mod_htmlpurifier']['config'])) {
$config = HTMLPurifier_Config::createDefault();
include(dirname(__FILE__) . '/config.default.php');
if ($config_exists) {
include(dirname(__FILE__) . '/config.php');
}
unset($PHORUM['mod_htmlpurifier']['config']); // unnecessary
} else {
$config = HTMLPurifier_Config::create($PHORUM['mod_htmlpurifier']['config']);
}
$offset = 0;
if (!empty($_POST['migrate-sigs'])) {
if (!isset($_POST['confirmation']) || strtolower($_POST['confirmation']) !== 'yes') {
echo 'Invalid confirmation code.';
exit;
}
$PHORUM['mod_htmlpurifier']['migrate-sigs'] = true;
phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
$offset = 1;
} elseif (!empty($_GET['migrate-sigs']) && $PHORUM['mod_htmlpurifier']['migrate-sigs']) {
$offset = (int) $_GET['migrate-sigs'];
}
// lower this setting if you're getting time outs/out of memory
$increment = 100;
if ($offset) do {
require_once 'migrate.php';
if ($offset = phorum_htmlpurifier_migrate_sigs_check()) {
// migrate signatures
// do this in batches so we don't run out of time/space
$end = $offset + $increment;
$user_ids = array();
for ($i = $offset; $i < $end; $i++) {
$user_ids[] = $i;
}
$userinfos = phorum_db_user_get_fields($user_ids, 'signature');
foreach ($userinfos as $i => $user) {
if (empty($user['signature'])) continue;
$sig = $user['signature'];
// perform standard Phorum processing on the sig
$sig = str_replace(array("&","<",">"), array("&amp;","&lt;","&gt;"), $sig);
$sig = preg_replace("/<((http|https|ftp):\/\/[a-z0-9;\/\?:@=\&\$\-_\.\+!*'\(\),~%]+?)>/i", "$1", $sig);
// prepare fake data to pass to migration function
$fake_data = array(array("author"=>"", "email"=>"", "subject"=>"", 'body' => $sig));
list($fake_message) = phorum_htmlpurifier_migrate($fake_data);
$user['signature'] = $fake_message['body'];
if (!phorum_user_save($user)) {
exit('Error while saving user data');
}
}
unset($userinfos); // free up memory
// query for highest ID in database
$type = $PHORUM['DBCONFIG']['type'];
if ($type == 'mysql') {
$conn = phorum_db_mysql_connect();
$sql = "select MAX(user_id) from {$PHORUM['user_table']}";
$res = mysql_query($sql, $conn);
$row = mysql_fetch_row($res);
$top_id = (int) $row[0];
} elseif ($type == 'mysqli') {
$conn = phorum_db_mysqli_connect();
$sql = "select MAX(user_id) from {$PHORUM['user_table']}";
$res = mysqli_query($conn, $sql);
$row = mysqli_fetch_row($res);
$top_id = (int) $row[0];
} else {
exit('Unrecognized database!');
}
$offset += $increment;
if ($offset > $top_id) { // test for end condition
echo 'Migration finished';
$PHORUM['mod_htmlpurifier']['migrate-sigs'] = false;
phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
continue;
}
$host = $_SERVER['HTTP_HOST'];
$uri = rtrim(dirname($_SERVER['PHP_SELF']), '/\\');
$extra = 'admin.php?module=modsettings&mod=htmlpurifier&migrate-sigs=' . $offset;
// relies on output buffering to work
header("Location: http://$host$uri/$extra");
exit;
} while (0);
if(!empty($_POST) && !$offset){
phorum_htmlpurifier_migrate_sigs($offset);
} elseif(!empty($_POST)){
// save settings
if ($config_exists) {
echo "Cannot update settings, <code>mods/htmlpurifier/config.php</code> already exists. To change
settings, edit that file. To use the web form, delete that file.<br />";
} else {
if (!isset($_POST['reset'])) $config->mergeArrayFromForm($_POST, 'config', $directives);
$PHORUM['mod_htmlpurifier']['config'] = $config->getAll();
if(!phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]))){
$error="Database error while updating settings.";
} else {
echo "Settings Updated<br />";
}
}
phorum_htmlpurifier_save_settings();
}
// warning that's used by both messages
$warning = "
<strong>Warning: Changing HTML Purifier's configuration will invalidate
the cache. Expect to see a flurry of database activity after you change
any of these settings.</strong>
";
if ($config_exists) {
// clear out mod_htmlpurifier for housekeeping
phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
// politely tell user how to edit settings manually
?>
<div class="input-form-td-break">How to edit settings for HTML Purifier module</div>
<p>
A <tt>config.php</tt> file exists in your <tt>mods/htmlpurifier/</tt>
directory. This file contains your custom configuration: in order to
change it, please navigate to that file and edit it accordingly.
</p>
<p>
To use the web interface, delete <tt>config.php</tt> (or rename it to
<tt>config.php.bak</tt>).
</p>
<p>
<?php echo $warning ?>
</p>
<?php
} else {
// output form
require_once './include/admin/PhorumInputForm.php';
$frm_migrate = new PhorumInputForm ('', "post", "Migrate");
$frm_migrate->hidden("module", "modsettings");
$frm_migrate->hidden("mod", "htmlpurifier");
$frm_migrate->hidden("migrate-sigs", "1");
$frm_migrate->addbreak("Migrate user signatures to HTML");
$frm_migrate->addMessage('This operation will migrate your users signatures
to HTML. This process is irreversible and must only be performed once.
Type in yes in the confirmation field to migrate.');
if (!file_exists(dirname(__FILE__) . '/migrate.php')) {
$frm_migrate->addMessage('Migration file does not exist, cannot migrate signatures.
Please check <tt>migrate.bbcode.php</tt> on how to create an appropriate file.');
} else {
$frm_migrate->addrow('Confirm:', $frm_migrate->text_box("confirmation", ""));
}
$frm_migrate->show();
phorum_htmlpurifier_show_migrate_sigs_form();
echo '<br />';
phorum_htmlpurifier_show_form();
$frm = new PhorumInputForm ("", "post", "Save");
$frm->hidden("module", "modsettings");
$frm->hidden("mod", "htmlpurifier"); // this is the directory name that the Settings file lives in
if (!empty($error)){
echo "$error<br />";
}
$frm->addbreak("Edit settings for the HTML Purifier module");
$frm->addMessage('<p>Click on directive links to read what each option does
(links do not open in new windows).</p>
<p>For more flexibility (for instance, you want to edit the full
range of configuration directives), you can create a <tt>config.php</tt>
file in your <tt>mods/htmlpurifier/</tt> directory. Doing so will,
however, make the web configuration interface unavailable.</p>');
require_once 'HTMLPurifier/Printer/ConfigForm.php';
$htmlpurifier_form = new HTMLPurifier_Printer_ConfigForm('config', 'http://htmlpurifier.org/live/configdoc/plain.html#%s');
$htmlpurifier_form->setTextareaDimensions(23, 7); // widen a little, since we have space
$frm->addMessage($htmlpurifier_form->render($config, $directives, false));
$frm->addMessage($warning);
$frm->addrow('Reset to defaults:', $frm->checkbox("reset", "1", "", false));
// hack to include extra styling
echo '<style type="text/css">' . $htmlpurifier_form->getCSS() . '
.hp-config {margin-left:auto;margin-right:auto;}
</style>';
$js = $htmlpurifier_form->getJavaScript();
echo '<script type="text/javascript">'."<!--\n$js\n//-->".'</script>';
$frm->show();
}

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@ -0,0 +1,79 @@
<?php
function phorum_htmlpurifier_show_form() {
if (phorum_htmlpurifier_config_file_exists()) {
phorum_htmlpurifier_show_config_info();
return;
}
global $PHORUM;
$config = phorum_htmlpurifier_get_config();
$frm = new PhorumInputForm ("", "post", "Save");
$frm->hidden("module", "modsettings");
$frm->hidden("mod", "htmlpurifier"); // this is the directory name that the Settings file lives in
if (!empty($error)){
echo "$error<br />";
}
$frm->addbreak("Edit settings for the HTML Purifier module");
$frm->addMessage('<p>Click on directive links to read what each option does
(links do not open in new windows).</p>
<p>For more flexibility (for instance, you want to edit the full
range of configuration directives), you can create a <tt>config.php</tt>
file in your <tt>mods/htmlpurifier/</tt> directory. Doing so will,
however, make the web configuration interface unavailable.</p>');
require_once 'HTMLPurifier/Printer/ConfigForm.php';
$htmlpurifier_form = new HTMLPurifier_Printer_ConfigForm('config', 'http://htmlpurifier.org/live/configdoc/plain.html#%s');
$htmlpurifier_form->setTextareaDimensions(23, 7); // widen a little, since we have space
$frm->addMessage($htmlpurifier_form->render(
$config, $PHORUM['mod_htmlpurifier']['directives'], false));
$frm->addMessage("<strong>Warning: Changing HTML Purifier's configuration will invalidate
the cache. Expect to see a flurry of database activity after you change
any of these settings.</strong>");
$frm->addrow('Reset to defaults:', $frm->checkbox("reset", "1", "", false));
// hack to include extra styling
echo '<style type="text/css">' . $htmlpurifier_form->getCSS() . '
.hp-config {margin-left:auto;margin-right:auto;}
</style>';
$js = $htmlpurifier_form->getJavaScript();
echo '<script type="text/javascript">'."<!--\n$js\n//-->".'</script>';
$frm->show();
}
function phorum_htmlpurifier_show_config_info() {
global $PHORUM;
// update mod_htmlpurifier for housekeeping
phorum_htmlpurifier_commit_settings();
// politely tell user how to edit settings manually
?>
<div class="input-form-td-break">How to edit settings for HTML Purifier module</div>
<p>
A <tt>config.php</tt> file exists in your <tt>mods/htmlpurifier/</tt>
directory. This file contains your custom configuration: in order to
change it, please navigate to that file and edit it accordingly.
</p>
<p>
To use the web interface, delete <tt>config.php</tt> (or rename it to
<tt>config.php.bak</tt>).
</p>
<p>
<strong>Warning: Changing HTML Purifier's configuration will invalidate
the cache. Expect to see a flurry of database activity after you change
any of these settings.</strong>
</p>
<?php
}

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@ -0,0 +1,21 @@
<?php
function phorum_htmlpurifier_show_migrate_sigs_form() {
$frm = new PhorumInputForm ('', "post", "Migrate");
$frm->hidden("module", "modsettings");
$frm->hidden("mod", "htmlpurifier");
$frm->hidden("migrate-sigs", "1");
$frm->addbreak("Migrate user signatures to HTML");
$frm->addMessage('This operation will migrate your users signatures
to HTML. <strong>This process is irreversible and must only be performed once.</strong>
Type in yes in the confirmation field to migrate.');
if (!file_exists(dirname(__FILE__) . '/../migrate.php')) {
$frm->addMessage('Migration file does not exist, cannot migrate signatures.
Please check <tt>migrate.bbcode.php</tt> on how to create an appropriate file.');
} else {
$frm->addrow('Confirm:', $frm->text_box("confirmation", ""));
}
$frm->show();
}

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@ -0,0 +1,85 @@
<?php
function phorum_htmlpurifier_migrate_sigs_check() {
global $PHORUM;
$offset = 0;
if (!empty($_POST['migrate-sigs'])) {
if (!isset($_POST['confirmation']) || strtolower($_POST['confirmation']) !== 'yes') {
echo 'Invalid confirmation code.';
exit;
}
$PHORUM['mod_htmlpurifier']['migrate-sigs'] = true;
phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
$offset = 1;
} elseif (!empty($_GET['migrate-sigs']) && $PHORUM['mod_htmlpurifier']['migrate-sigs']) {
$offset = (int) $_GET['migrate-sigs'];
}
return $offset;
}
function phorum_htmlpurifier_migrate_sigs($offset) {
global $PHORUM;
if(!$offset) return; // bail out quick of $offset == 0
@set_time_limit(0); // attempt to let this run
$increment = $PHORUM['mod_htmlpurifier']['migrate-sigs-increment'];
require_once(dirname(__FILE__) . '/../migrate.php');
// migrate signatures
// do this in batches so we don't run out of time/space
$end = $offset + $increment;
$user_ids = array();
for ($i = $offset; $i < $end; $i++) {
$user_ids[] = $i;
}
$userinfos = phorum_db_user_get_fields($user_ids, 'signature');
foreach ($userinfos as $i => $user) {
if (empty($user['signature'])) continue;
$sig = $user['signature'];
// perform standard Phorum processing on the sig
$sig = str_replace(array("&","<",">"), array("&amp;","&lt;","&gt;"), $sig);
$sig = preg_replace("/<((http|https|ftp):\/\/[a-z0-9;\/\?:@=\&\$\-_\.\+!*'\(\),~%]+?)>/i", "$1", $sig);
// prepare fake data to pass to migration function
$fake_data = array(array("author"=>"", "email"=>"", "subject"=>"", 'body' => $sig));
list($fake_message) = phorum_htmlpurifier_migrate($fake_data);
$user['signature'] = $fake_message['body'];
if (!phorum_user_save($user)) {
exit('Error while saving user data');
}
}
unset($userinfos); // free up memory
// query for highest ID in database
$type = $PHORUM['DBCONFIG']['type'];
if ($type == 'mysql') {
$conn = phorum_db_mysql_connect();
$sql = "select MAX(user_id) from {$PHORUM['user_table']}";
$res = mysql_query($sql, $conn);
$row = mysql_fetch_row($res);
$top_id = (int) $row[0];
} elseif ($type == 'mysqli') {
$conn = phorum_db_mysqli_connect();
$sql = "select MAX(user_id) from {$PHORUM['user_table']}";
$res = mysqli_query($conn, $sql);
$row = mysqli_fetch_row($res);
$top_id = (int) $row[0];
} else {
exit('Unrecognized database!');
}
$offset += $increment;
if ($offset > $top_id) { // test for end condition
echo 'Migration finished';
$PHORUM['mod_htmlpurifier']['migrate-sigs'] = false;
phorum_htmlpurifier_commit_settings();
return true;
}
$host = $_SERVER['HTTP_HOST'];
$uri = rtrim(dirname($_SERVER['PHP_SELF']), '/\\');
$extra = 'admin.php?module=modsettings&mod=htmlpurifier&migrate-sigs=' . $offset;
// relies on output buffering to work
header("Location: http://$host$uri/$extra");
exit;
}

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@ -0,0 +1,23 @@
<?php
function phorum_htmlpurifier_save_settings() {
global $PHORUM;
if (phorum_htmlpurifier_config_file_exists()) {
echo "Cannot update settings, <code>mods/htmlpurifier/config.php</code> already exists. To change
settings, edit that file. To use the web form, delete that file.<br />";
} else {
$config = phorum_htmlpurifier_get_config();
if (!isset($_POST['reset'])) $config->mergeArrayFromForm($_POST, 'config', $PHORUM['mod_htmlpurifier']['directives']);
$PHORUM['mod_htmlpurifier']['config'] = $config->getAll();
if(!phorum_htmlpurifier_commit_settings()){
$error="Database error while updating settings.";
} else {
echo "Settings Updated<br />";
}
}
}
function phorum_htmlpurifier_commit_settings() {
global $PHORUM;
return phorum_db_update_settings(array("mod_htmlpurifier"=>$PHORUM["mod_htmlpurifier"]));
}