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<?php
/**
* options.php
*
* Functions needed to display the options pages.
*
* @copyright © 1999-2006 The SquirrelMail Project Team
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id: options.php,v 1.62 2006/01/23 18:39:33 tokul Exp $
* @package squirrelmail
* @subpackage prefs
*/
/**********************************************/
/* Define constants used in the options code. */
/**********************************************/
/* Define constants for the various option types. */
define('SMOPT_TYPE_STRING', 0);
define('SMOPT_TYPE_STRLIST', 1);
define('SMOPT_TYPE_TEXTAREA', 2);
define('SMOPT_TYPE_INTEGER', 3);
define('SMOPT_TYPE_FLOAT', 4);
define('SMOPT_TYPE_BOOLEAN', 5);
define('SMOPT_TYPE_HIDDEN', 6);
define('SMOPT_TYPE_COMMENT', 7);
define('SMOPT_TYPE_FLDRLIST', 8);
/* Define constants for the options refresh levels. */
define('SMOPT_REFRESH_NONE', 0);
define('SMOPT_REFRESH_FOLDERLIST', 1);
define('SMOPT_REFRESH_ALL', 2);
/* Define constants for the options size. */
define('SMOPT_SIZE_TINY', 0);
define('SMOPT_SIZE_SMALL', 1);
define('SMOPT_SIZE_MEDIUM', 2);
define('SMOPT_SIZE_LARGE', 3);
define('SMOPT_SIZE_HUGE', 4);
define('SMOPT_SIZE_NORMAL', 5);
define('SMOPT_SAVE_DEFAULT', 'save_option');
define('SMOPT_SAVE_NOOP', 'save_option_noop');
/**
* SquirrelOption: An option for SquirrelMail.
*
* @package squirrelmail
* @subpackage prefs
*/
class SquirrelOption {
/**
* The name of this setting
* @var string
*/
var $name;
/**
* The text that prefaces setting on the preferences page
* @var string
*/
var $caption;
/**
* The type of INPUT element
*
* See SMOPT_TYPE_* defines
* @var integer
*/
var $type;
/**
* Indicates if a link should be shown to refresh part
* or all of the window
*
* See SMOPT_REFRESH_* defines
* @var integer
*/
var $refresh_level;
/**
* Specifies the size of certain input items
*
* See SMOPT_SIZE_* defines
* @var integer
*/
var $size;
/**
* Text that follows a text input or
* select list input on the preferences page
*
* useful for indicating units, meanings of special values, etc.
* @var string
*/
var $trailing_text;
/**
* text displayed to the user
*
* Used with SMOPT_TYPE_COMMENT options
* @var string
*/
var $comment;
/**
* additional javascript or other code added to the user input
* @var string
*/
var $script;
/**
* script (usually Javascript) that will be placed after (outside of)
* the INPUT tag
* @var string
*/
var $post_script;
/**
* The name of the Save Function for this option.
* @var string
*/
var $save_function;
/* The various 'values' for this options. */
/**
* default/preselected value for this option
* @var mixed
*/
var $value;
/**
* new option value
* @var mixed
*/
var $new_value;
/**
* associative array, where each key is an actual input value
* and the corresponding value is what is displayed to the user
* for that list item in the drop-down list
* @var array
*/
var $possible_values;
/**
* disables html sanitizing.
*
* WARNING - don't use it, if user input is possible in option
* or use own sanitizing functions. Currently works only with
* SMOPT_TYPE_STRLIST.
* @var bool
*/
var $htmlencoded=false;
/**
* Controls folder list limits in SMOPT_TYPE_FLDRLIST widget.
* See $flag argument in sqimap_mailbox_option_list() function.
* @var string
* @since 1.5.1
*/
var $folder_filter='noselect';
/**
* Constructor function
* @param string $name
* @param string $caption
* @param integer $type
* @param integer $refresh_level
* @param mixed $initial_value
* @param array $possible_values
* @param bool $htmlencoded
*/
function SquirrelOption
($name, $caption, $type, $refresh_level, $initial_value = '', $possible_values = '', $htmlencoded = false) {
/* Set the basic stuff. */
$this->name = $name;
$this->caption = $caption;
$this->type = $type;
$this->refresh_level = $refresh_level;
$this->possible_values = $possible_values;
$this->htmlencoded = $htmlencoded;
$this->size = SMOPT_SIZE_MEDIUM;
$this->trailing_text = '';
$this->comment = '';
$this->script = '';
$this->post_script = '';
/* Check for a current value. */
if (!empty($initial_value)) {
$this->value = $initial_value;
} else if (isset($GLOBALS[$name])) {
$this->value = $GLOBALS[$name];
} else {
$this->value = '';
}
/* Check for a new value. */
if ( !sqgetGlobalVar("new_$name", $this->new_value, SQ_POST ) ) {
$this->new_value = '';
}
/* Set the default save function. */
if (($type != SMOPT_TYPE_HIDDEN) && ($type != SMOPT_TYPE_COMMENT)) {
$this->save_function = SMOPT_SAVE_DEFAULT;
} else {
$this->save_function = SMOPT_SAVE_NOOP;
}
}
/**
* Set the value for this option.
* @param mixed $value
*/
function setValue($value) {
$this->value = $value;
}
/**
* Set the new value for this option.
* @param mixed $new_value
*/
function setNewValue($new_value) {
$this->new_value = $new_value;
}
/**
* Set the size for this option.
* @param integer $size
*/
function setSize($size) {
$this->size = $size;
}
/**
* Set the trailing_text for this option.
* @param string $trailing_text
*/
function setTrailingText($trailing_text) {
$this->trailing_text = $trailing_text;
}
/**
* Set the comment for this option.
* @param string $comment
*/
function setComment($comment) {
$this->comment = $comment;
}
/**
* Set the script for this option.
* @param string $script
*/
function setScript($script) {
$this->script = $script;
}
/**
* Set the "post script" for this option.
* @param string $post_script
*/
function setPostScript($post_script) {
$this->post_script = $post_script;
}
/**
* Set the save function for this option.
* @param string $save_function
*/
function setSaveFunction($save_function) {
$this->save_function = $save_function;
}
/**
* Set the trailing_text for this option.
* @param string $folder_filter
* @since 1.5.1
*/
function setFolderFilter($folder_filter) {
$this->folder_filter = $folder_filter;
}
/**
* Creates fields on option pages according to option type
*
* Function that calls other createWidget* functions.
* @return string html formated option field
*/
function createHTMLWidget() {
global $color;
// Use new value if available
if (!empty($this->new_value)) {
$tempValue = $this->value;
$this->value = $this->new_value;
}
/* Get the widget for this option type. */
switch ($this->type) {
case SMOPT_TYPE_STRING:
$result = $this->createWidget_String();
break;
case SMOPT_TYPE_STRLIST:
$result = $this->createWidget_StrList();
break;
case SMOPT_TYPE_TEXTAREA:
$result = $this->createWidget_TextArea();
break;
case SMOPT_TYPE_INTEGER:
$result = $this->createWidget_Integer();
break;
case SMOPT_TYPE_FLOAT:
$result = $this->createWidget_Float();
break;
case SMOPT_TYPE_BOOLEAN:
$result = $this->createWidget_Boolean();
break;
case SMOPT_TYPE_HIDDEN:
$result = $this->createWidget_Hidden();
break;
case SMOPT_TYPE_COMMENT:
$result = $this->createWidget_Comment();
break;
case SMOPT_TYPE_FLDRLIST:
$result = $this->createWidget_FolderList();
break;
default:
$result = '<font color="' . $color[2] . '">'
. sprintf(_("Option Type '%s' Not Found"), $this->type)
. '</font>';
}
/* Add the "post script" for this option. */
$result .= $this->post_script;
// put correct value back if need be
if (!empty($this->new_value)) {
$this->value = $tempValue;
}
/* Now, return the created widget. */
return ($result);
}
/**
* Create string field
* @return string html formated option field
*/
function createWidget_String() {
switch ($this->size) {
case SMOPT_SIZE_TINY:
$width = 5;
break;
case SMOPT_SIZE_SMALL:
$width = 12;
break;
case SMOPT_SIZE_LARGE:
$width = 38;
break;
case SMOPT_SIZE_HUGE:
$width = 50;
break;
case SMOPT_SIZE_NORMAL:
default:
$width = 25;
}
$result = "<input type=\"text\" name=\"new_$this->name\" value=\"" .
htmlspecialchars($this->value) .
"\" size=\"$width\" $this->script />$this->trailing_text\n";
return ($result);
}
/**
* Create selection box
* @return string html formated selection box
*/
function createWidget_StrList() {
/* Begin the select tag. */
$result = "<select name=\"new_$this->name\" $this->script>\n";
/* Add each possible value to the select list. */
foreach ($this->possible_values as $real_value => $disp_value) {
/* Start the next new option string. */
$new_option = '<option value="' .
($this->htmlencoded ? $real_value : htmlspecialchars($real_value)) . '"';
/* If this value is the current value, select it. */
if ($real_value == $this->value) {
$new_option .= ' selected="selected"';
}
/* Add the display value to our option string. */
$new_option .= '>' . ($this->htmlencoded ? $disp_value : htmlspecialchars($disp_value)) . "</option>\n";
/* And add the new option string to our select tag. */
$result .= $new_option;
}
/* Close the select tag and return our happy result. */
$result .= "</select>$this->trailing_text\n";
return ($result);
}
/**
* Create folder selection box
* @return string html formated selection box
*/
function createWidget_FolderList() {
$selected = array(strtolower($this->value));
/* set initial value */
$result = '';
/* Add each possible value to the select list. */
foreach ($this->possible_values as $real_value => $disp_value) {
if ( is_array($disp_value) ) {
/* For folder list, we passed in the array of boxes.. */
$new_option = sqimap_mailbox_option_list(0, $selected, 0, $disp_value, $this->folder_filter);
} else {
/* Start the next new option string. */
$new_option = '<option value="' . htmlspecialchars($real_value) . '"';
/* If this value is the current value, select it. */
if ($real_value == $this->value) {
$new_option .= ' selected="selected"';
}
/* Add the display value to our option string. */
$new_option .= '>' . htmlspecialchars($disp_value) . "</option>\n";
}
/* And add the new option string to our select tag. */
$result .= $new_option;
}
if (empty($result)) {
// string is displayed when interface can't build folder selection box
return _("unavailable");
} else {
/* Begin the select tag. */
$ret = "<select name=\"new_$this->name\" $this->script>\n";
$ret.= $result;
/* Close the select tag and return our happy result. */
$ret.= "</select>\n";
return ($ret);
}
}
/**
* Creates textarea
* @return string html formated textarea field
*/
function createWidget_TextArea() {
switch ($this->size) {
case SMOPT_SIZE_TINY: $rows = 3; $cols = 10; break;
case SMOPT_SIZE_SMALL: $rows = 4; $cols = 30; break;
case SMOPT_SIZE_LARGE: $rows = 10; $cols = 60; break;
case SMOPT_SIZE_HUGE: $rows = 20; $cols = 80; break;
case SMOPT_SIZE_NORMAL:
default: $rows = 5; $cols = 50;
}
$result = "<textarea name=\"new_$this->name\" rows=\"$rows\" "
. "cols=\"$cols\" $this->script>"
. htmlspecialchars($this->value) . "</textarea>\n";
return ($result);
}
/**
* Creates field for integer
*
* Difference from createWidget_String is visible only when javascript is enabled
* @return string html formated option field
*/
function createWidget_Integer() {
global $javascript_on;
// add onChange javascript handler to a regular string widget
// which will strip out all non-numeric chars
if ($javascript_on)
return preg_replace('/\/>/', ' onChange="origVal=this.value; newVal=\'\'; '
. 'for (i=0;i<origVal.length;i++) { if (origVal.charAt(i)>=\'0\' '
. '&& origVal.charAt(i)<=\'9\') newVal += origVal.charAt(i); } '
. 'this.value=newVal;" />', $this->createWidget_String());
else
return $this->createWidget_String();
}
/**
* Creates field for floating number
* Difference from createWidget_String is visible only when javascript is enabled
* @return string html formated option field
*/
function createWidget_Float() {
global $javascript_on;
// add onChange javascript handler to a regular string widget
// which will strip out all non-numeric (period also OK) chars
if ($javascript_on)
return preg_replace('/\/>/', ' onChange="origVal=this.value; newVal=\'\'; '
. 'for (i=0;i<origVal.length;i++) { if ((origVal.charAt(i)>=\'0\' '
. '&& origVal.charAt(i)<=\'9\') || origVal.charAt(i)==\'.\') '
. 'newVal += origVal.charAt(i); } this.value=newVal;" />'
, $this->createWidget_String());
else
return $this->createWidget_String();
}
/**
* Creates radio field (yes/no)
* @return string html formated radio field
*/
function createWidget_Boolean() {
/* Do the whole current value thing. */
if ($this->value != SMPREF_NO) {
$yes_chk = ' checked="checked"';
$no_chk = '';
} else {
$yes_chk = '';
$no_chk = ' checked="checked"';
}
/* Build the yes choice. */
$yes_option = '<input type="radio" id="new_' . $this->name . '_yes" '
. 'name="new_' . $this->name . '" value="' . SMPREF_YES . '"'
. $yes_chk . ' ' . $this->script . ' /> '
. '<label for="new_'.$this->name.'_yes">' . _("Yes") . '</label>';
/* Build the no choice. */
$no_option = '<input type="radio" id="new_' . $this->name . '_no" '
. 'name="new_' . $this->name . '" value="' . SMPREF_NO . '"'
. $no_chk . ' ' . $this->script . ' /> '
. '<label for="new_'.$this->name.'_no">' . _("No") . '</label>';
/* Build and return the combined "boolean widget". */
$result = "$yes_option $no_option";
return ($result);
}
/**
* Creates hidden field
* @return string html formated hidden input field
*/
function createWidget_Hidden() {
$result = '<input type="hidden" name="new_' . $this->name
. '" value="' . htmlspecialchars($this->value)
. '" ' . $this->script . ' />';
return ($result);
}
/**
* Creates comment
* @return string comment
*/
function createWidget_Comment() {
$result = $this->comment;
return ($result);
}
/**
*
*/
function save() {
$function = $this->save_function;
$function($this);
}
/**
*
*/
function changed() {
return ($this->value != $this->new_value);
}
} /* End of SquirrelOption class*/
/**
* Saves option
* @param object $option object that holds option name and new_value
*/
function save_option($option) {
if ( !sqgetGlobalVar('username', $username, SQ_SESSION ) ) {
/* Can't save the pref if we don't have the username */
return;
}
global $data_dir;
setPref($data_dir, $username, $option->name, $option->new_value);
}
/**
* save function that does not save
* @param object $option
*/
function save_option_noop($option) {
/* Do nothing here... */
}
/**
* Create hidden 'optpage' input field with value set by argument
* @param string $optpage identification of option page
* @return string html formated hidden input field
*/
function create_optpage_element($optpage) {
return create_hidden_element('optpage', $optpage);
}
/**
* Create hidden 'optmode' input field with value set by argument
* @param string $optmode
* @return string html formated hidden input field
*/
function create_optmode_element($optmode) {
return create_hidden_element('optmode', $optmode);
}
/**
* Create hidden field.
* @param string $name field name
* @param string $value field value
* @return string html formated hidden input field
*/
function create_hidden_element($name, $value) {
$result = '<input type="hidden" '
. 'name="' . $name . '" '
. 'value="' . htmlspecialchars($value) . '" />';
return ($result);
}
/**
* @param array $optgrps
* @param array $optvals
* @return array
*/
function create_option_groups($optgrps, $optvals) {
/* Build a simple array with which to start. */
$result = array();
/* Create option group for each option group name. */
foreach ($optgrps as $grpkey => $grpname) {
$result[$grpkey] = array();
$result[$grpkey]['name'] = $grpname;
$result[$grpkey]['options'] = array();
}
/* Create a new SquirrelOption for each set of option values. */
foreach ($optvals as $grpkey => $grpopts) {
foreach ($grpopts as $optset) {
/* Create a new option with all values given. */
$next_option = new SquirrelOption(
$optset['name'],
$optset['caption'],
$optset['type'],
(isset($optset['refresh']) ? $optset['refresh'] : SMOPT_REFRESH_NONE),
(isset($optset['initial_value']) ? $optset['initial_value'] : ''),
(isset($optset['posvals']) ? $optset['posvals'] : ''),
(isset($optset['htmlencoded']) ? $optset['htmlencoded'] : false)
);
/* If provided, set the size for this option. */
if (isset($optset['size'])) {
$next_option->setSize($optset['size']);
}
/* If provided, set the trailing_text for this option. */
if (isset($optset['trailing_text'])) {
$next_option->setTrailingText($optset['trailing_text']);
}
/* If provided, set the comment for this option. */
if (isset($optset['comment'])) {
$next_option->setComment($optset['comment']);
}
/* If provided, set the save function for this option. */
if (isset($optset['save'])) {
$next_option->setSaveFunction($optset['save']);
}
/* If provided, set the script for this option. */
if (isset($optset['script'])) {
$next_option->setScript($optset['script']);
}
/* If provided, set the "post script" for this option. */
if (isset($optset['post_script'])) {
$next_option->setPostScript($optset['post_script']);
}
/* If provided, set the folder_filter for this option. */
if (isset($optset['folder_filter'])) {
$next_option->setFolderFilter($optset['folder_filter']);
}
/* Add this option to the option array. */
$result[$grpkey]['options'][] = $next_option;
}
}
/* Return our resulting array. */
return ($result);
}
/**
* @param array $option_groups
*/
function print_option_groups($option_groups) {
/* Print each option group. */
foreach ($option_groups as $next_optgrp) {
/* If it is not blank, print the name for this option group. */
if ($next_optgrp['name'] != '') {
echo html_tag( 'tr', "\n".
html_tag( 'td',
'<b>' . $next_optgrp['name'] . '</b>' ,
'center' ,'', 'valign="middle" colspan="2" style="white-space: nowrap;"' )
) ."\n";
}
/* Print each option in this option group. */
foreach ($next_optgrp['options'] as $option) {
if ($option->type != SMOPT_TYPE_HIDDEN) {
echo html_tag( 'tr', "\n".
html_tag( 'td', $option->caption . ':', 'right' ,'', 'valign="middle"' ) .
html_tag( 'td', $option->createHTMLWidget(), 'left' )
) ."\n";
} else {
echo $option->createHTMLWidget();
}
}
/* Print an empty row after this option group. */
echo html_tag( 'tr',
html_tag( 'td', ' ', 'left', '', 'colspan="2"' )
) . "\n";
}
}
/**
* Create submit button inside table row.
* @param string $name
*/
function OptionSubmit( $name ) {
echo html_tag( 'tr',
html_tag( 'td', '<input type="submit" value="' . _("Submit") . '" name="' . $name . '" /> ', 'right', '', 'colspan="2"' )
) . "\n";
}
// vim: et ts=4
?>
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