<?php
/*
* Project: Smarty: the PHP compiled template engine
* File: Smarty.addons.php
* Author: Monte Ohrt <monte@ispi.net>
* Andrei Zmievski <andrei@php.net>
* Version: 1.4.4
* Copyright: 2001 ispi of Lincoln, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* You may contact the authors of Smarty by e-mail at:
* monte@ispi.net
* andrei@php.net
*
* Or, write to:
* Monte Ohrt
* CTO, ispi
* 237 S. 70th suite 220
* Lincoln, NE 68510
*
* The latest version of Smarty can be obtained from:
* http://www.phpinsider.com
*
*/
/*============================================*\
Inserts handler
\*============================================*/
function _smarty_insert_handler($args, $caching, $delimiter)
{
if ($caching) {
$arg_string = serialize($args);
return "$delimiter{insert_cache $arg_string}$delimiter";
} else {
$function_name = 'insert_'.$args['name'];
return $function_name($args);
}
}
/*============================================*\
Modifiers
\*============================================*/
function _smarty_mod_handler()
{
$args = func_get_args();
list($func_name, $map_array) = array_splice($args, 0, 2);
$var = $args[0];
if ($map_array && is_array($var)) {
foreach ($var as $key => $val) {
$args[0] = $val;
$var[$key] = call_user_func_array($func_name, $args);
}
return $var;
} else {
return call_user_func_array($func_name, $args);
}
}
/*======================================================================*\
Function: smarty_mod_escape
Purpose: Escape the string according to escapement type
\*======================================================================*/
$smarty_xml_escape_trans = array(
'<' => '<',
'>' => '>'
);
function smarty_mod_escape($string, $esc_type = 'html')
{
global $smarty_xml_escape_trans;
switch ($esc_type) {
case 'html':
return htmlspecialchars($string, ENT_QUOTES);
case 'url':
return urlencode($string);
case 'js':
case 'quotes':
// escape unescaped single quotes
return preg_replace("%(?<!\\\\)'%", "\\'", $string);
case 'nl':
return nl2br($string);
case 'xml':
return preg_replace("%&(?!([#\w\d]+);)%", "&", strtr($string, $smarty_xml_escape_trans));
case 'rss':
return preg_replace("%&(?!(nbsp;|iexcl;|cent;|pound;|curren;|yen;|brvbar;|sect;|uml;|copy;|ordf;|laquo;|not;|shy;|reg;|macr;|deg;|plusmn;|sup2;|sup3;|acute;|micro;|para;|middot;|cedil;|sup1;|ordm;|raquo;|frac14;|frac12;|frac34;|iquest;|Agrave;|Aacute;|Acirc;|Atilde;|Auml;|Aring;|AElig;|Ccedil;|Egrave;|Eacute;|Ecirc;|Euml;|Igrave;|Iacute;|Icirc;|Iuml;|ETH;|Ntilde;|Ograve;|Oacute;|Ocirc;|Otilde;|Ouml;|times;|Oslash;|Ugrave;|Uacute;|Ucirc;|Uuml;|Yacute;|THORN;|szlig;|agrave;|aacute;|acirc;|atilde;|auml;|aring;|aelig;|ccedil;|egrave;|eacute;|ecirc;|euml;|igrave;|iacute;|icirc;|iuml;|eth;|ntilde;|ograve;|oacute;|ocirc;|otilde;|ouml;|divide;|oslash;|ugrave;|uacute;|ucirc;|uuml;|yacute;|thorn;|yuml;|lt;|gt;|amp;|quot;|apos;|#[0-9]+;|#[a-fA-F0-9]+;|#o[0-7]+;))%", "&", strtr($string, $smarty_xml_escape_trans));
default:
return $string;
}
}
/*======================================================================*\
Function: smarty_mod_truncate
Purpose: Truncate a string to a certain length if necessary,
optionally splitting in the middle of a word, and
appending the $etc string.
\*======================================================================*/
function smarty_mod_truncate($string, $length = 80, $etc = '...', $break_words = false)
{
if ($length == 0)
return '';
if (strlen($string) > $length) {
$length -= strlen($etc);
$fragment = substr($string, 0, $length+1);
if ($break_words)
$fragment = substr($fragment, 0, -1);
else
$fragment = preg_replace('/\s+(\S+)?$/', '', $fragment);
return $fragment.$etc;
} else
return $string;
}
/*======================================================================*\
Function: smarty_mod_spacify
Purpose: add spaces between characters in a string
\*======================================================================*/
function smarty_mod_spacify($string, $spacify_char = ' ')
{
return implode($spacify_char, preg_split('//', $string, -1, PREG_SPLIT_NO_EMPTY));
}
/*======================================================================*\
Function: smarty_mod_date_format
Purpose: format datestamps via strftime
\*======================================================================*/
function smarty_mod_date_format($string, $format="%b %e, %Y")
{
return strftime($format, smarty_make_timestamp($string));
}
/*======================================================================*\
Function: smarty_make_timestamp
Purpose: used by other smarty functions to make a timestamp
from a string of characters.
\*======================================================================*/
function smarty_make_timestamp($string)
{
$time = strtotime($string);
if(is_numeric($time) && $time != -1)
return $time;
// is mysql timestamp format of YYYYMMDDHHMMSS?
if(is_numeric($string) && strlen($string) == 14) {
$time = mktime(substr($string,8,2),substr($string,10,2),substr($string,12,2),
substr($string,4,2),substr($string,6,2),substr($string,0,4));
return $time;
}
// can decipher, must be timestamp already?
return $string;
}
/*======================================================================*\
Function: smarty_mod_string_format
Purpose: format strings via sprintf
\*======================================================================*/
function smarty_mod_string_format($string, $format)
{
return sprintf($format, $string);
}
/*======================================================================*\
Function: smarty_mod_replace
Purpose: simple search/replace
\*======================================================================*/
function smarty_mod_replace($string, $search, $replace)
{
return str_replace($search, $replace, $string);
}
/*======================================================================*\
Function: smarty_mod_regex_replace
Purpose: regular epxression search/replace
\*======================================================================*/
function smarty_mod_regex_replace($string, $search, $replace)
{
return preg_replace($search, $replace, $string);
}
/*======================================================================*\
Function: smarty_mod_strip_tags
Purpose: strip html tags from text
\*======================================================================*/
function smarty_mod_strip_tags($string, $replace_with_space = true)
{
if ($replace_with_space)
return preg_replace('!<[^>]*?>!', ' ', $string);
else
return strip_tags($string);
}
/*======================================================================*\
Function: smarty_mod_default
Purpose: designate default text for empty variables
\*======================================================================*/
function smarty_mod_default($string, $default="")
{
if(empty($string))
return $default;
else
return $string;
}
/*======================================================================*\
Function: smarty_func_assign
Purpose: assign a value to a template variable
\*======================================================================*/
function smarty_func_assign($args, &$smarty_obj)
{
extract($args);
if (empty($var)) {
$smarty_obj->_trigger_error_msg("assign: missing 'var' parameter");
return;
}
if (empty($value)) {
$smarty_obj->_trigger_error_msg("assign: missing 'value' parameter");
return;
}
$smarty_obj->assign($var, $value);
return true;
}
/*============================================*\
Custom tag functions
\*============================================*/
/*======================================================================*\
Function: smarty_func_html_options
Purpose: Prints the list of <option> tags generated from
the passed parameters
\*======================================================================*/
function smarty_func_html_options()
{
$print_result = true;
extract(func_get_arg(0));
$html_result = "";
settype($selected, 'array');
if (isset($options)) {
settype($options, 'array');
foreach ($options as $key => $value) {
$html_result .= "<option value=\"$key\"";
if (in_array($key, $selected))
$html_result .= " selected";
$html_result .= ">$value</option>\n";
}
} else {
settype($output, 'array');
settype($values, 'array');
for ($i = 0; $i < count($output); $i++) {
/* By default, check value against $selected */
$sel_check = $values[$i];
$html_result .= "<option";
if ($i < count($values))
$html_result .= " value=\"".$values[$i]."\"";
else
$sel_check = $output[$i]; /* if more outputs than values, then
check output against $selected */
if (in_array($sel_check, $selected))
$html_result .= " selected";
$html_result .= ">".$output[$i]."</option>\n";
}
}
if ($print_result)
print $html_result;
else
return $html_result;
}
/*======================================================================*\
Function: smarty_func_html_select_date
Purpose: Prints the dropdowns for date selection.
\*======================================================================*/
function smarty_func_html_select_date()
{
/* Default values. */
$prefix = "Date_";
$time = time();
$start_year = strftime("%Y");
$end_year = $start_year;
$display_days = true;
$display_months = true;
$display_years = true;
$month_format = "%B";
$day_format = "%02d";
$year_as_text = false;
extract(func_get_arg(0));
$time = smarty_make_timestamp($time);
$html_result = "";
if ($display_months) {
$month_names = array();
for ($i = 1; $i <= 12; $i++)
$month_names[] = strftime($month_format, mktime(0, 0, 0, $i, 1, 2000));
$html_result .= '<select name="'.$prefix.'Month">'."\n";
$html_result .= smarty_func_html_options(array('output' => $month_names,
'values' => range(1, 12),
'selected' => strftime("%m", $time),
'print_result' => false));
$html_result .= "</select>\n";
}
if ($display_days) {
$days = range(1, 31);
for ($i = 0; $i < count($days); $i++)
$days[$i] = sprintf($day_format, $days[$i]);
$html_result .= '<select name="'.$prefix.'Day">'."\n";
$html_result .= smarty_func_html_options(array('output' => $days,
'values' => range(1, 31),
'selected' => strftime("%d", $time),
'print_result' => false));
$html_result .= "</select>\n";
}
if ($display_years) {
if ($year_as_text) {
$html_result .= '<input type="text" name="'.$prefix.'Year" value="'.strftime('%Y', $time).'" size="4" maxlength="4">';
} else {
$years = range($start_year, $end_year);
$html_result .= '<select name="'.$prefix.'Year">'."\n";
$html_result .= smarty_func_html_options(array('output' => $years,
'values' => $years,
'selected' => strftime("%Y", $time),
'print_result' => false));
$html_result .= "</select>\n";
}
}
print $html_result;
}
/*======================================================================*\
Function: smarty_func_html_select_time
Purpose: Prints the dropdowns for time selection
\*======================================================================*/
function smarty_func_html_select_time()
{
/* Default values. */
$prefix = "Time_";
$time = time();
$display_hours = true;
$display_minutes = true;
$display_seconds = true;
$display_meridian = true;
$use_24_hours = true;
$minute_interval = 1;
$second_interval = 1;
extract(func_get_arg(0));
$time = smarty_make_timestamp($time);
$html_result = '';
if ($display_hours) {
$hours = $use_24_hours ? range(0, 23) : range(1, 12);
$hour_fmt = $use_24_hours ? '%H' : '%I';
for ($i = 0; $i < count($hours); $i++)
$hours[$i] = sprintf('%02d', $hours[$i]);
$html_result .= '<select name="'.$prefix.'Hour">'."\n";
$html_result .= smarty_func_html_options(array('output' => $hours,
'values' => $hours,
'selected' => strftime($hour_fmt, $time),
'print_result' => false));
$html_result .= "</select>\n";
}
if ($display_minutes) {
$all_minutes = range(0, 59);
for ($i = 0; $i < count($all_minutes); $i+= $minute_interval)
$minutes[] = sprintf('%02d', $all_minutes[$i]);
$selected = intval(floor(strftime('%M', $time) / $minute_interval) * $minute_interval);
$html_result .= '<select name="'.$prefix.'Minute">'."\n";
$html_result .= smarty_func_html_options(array('output' => $minutes,
'values' => $minutes,
'selected' => $selected,
'print_result' => false));
$html_result .= "</select>\n";
}
if ($display_seconds) {
$all_seconds = range(0, 59);
for ($i = 0; $i < count($all_seconds); $i+= $second_interval)
$seconds[] = sprintf('%02d', $all_seconds[$i]);
$selected = intval(floor(strftime('%S', $time) / $second_interval) * $second_interval);
$html_result .= '<select name="'.$prefix.'Second">'."\n";
$html_result .= smarty_func_html_options(array('output' => $seconds,
'values' => $seconds,
'selected' => $selected,
'print_result' => false));
$html_result .= "</select>\n";
}
if ($display_meridian && !$use_24_hours) {
$html_result .= '<select name="'.$prefix.'Meridian">'."\n";
$html_result .= smarty_func_html_options(array('output' => array('AM', 'PM'),
'values' => array('am', 'pm'),
'selected' => strtolower(strftime('%p', $time)),
'print_result' => false));
$html_result .= "</select>\n";
}
print $html_result;
}
/*======================================================================*\
Function: smarty_func_math
Purpose: allow math computations in template
\*======================================================================*/
function smarty_func_math($args, $smarty_obj) {
// be sure equation parameter is present
if(empty($args["equation"])) {
$smarty_obj->_trigger_error_msg("math: missing equation parameter");
return;
}
$equation = $args["equation"];
// make sure parenthesis are balanced
if(substr_count($equation,"(") != substr_count($equation,")")) {
$smarty_obj->_trigger_error_msg("math: unbalanced parenthesis");
return;
}
// match all vars in equation, make sure all are passed
preg_match_all("![a-zA-Z][a-zA-Z0-9]*!",$equation,$match);
foreach($match[0] as $curr_var) {
if(!in_array($curr_var,array_keys($args)) &&
!in_array($curr_var,
array('int','abs','ceil','cos','exp','floor','log','log10',
'max','min','pi','pow','rand','round','sin','sqrt','srand','tan'))) {
$smarty_obj->_trigger_error_msg("math: parameter $curr_var not passed as argument");
return;
}
}
foreach($args as $key => $val) {
if($key != "equation" && $key != "format") {
// make sure value is not empty
if(strlen($val)==0) {
$smarty_obj->_trigger_error_msg("math: parameter $key is empty");
return;
}
if(!is_numeric($val)) {
$smarty_obj->_trigger_error_msg("math: parameter $key: is not numeric");
return;
}
$equation = preg_replace("/\b$key\b/",$val,$equation);
}
}
eval("\$smarty_math_result = ".$equation.";");
if(empty($args["format"]))
echo $smarty_math_result;
else
printf($args["format"],$smarty_math_result);
}
/*======================================================================*\
Function: smarty_func_fetch
Purpose: fetch file, web or ftp data and display results
\*======================================================================*/
function smarty_func_fetch($args, &$smarty_obj) {
extract($args);
if (empty($file)) {
$smarty_obj->_trigger_error_msg("parameter 'file' cannot be empty");
return;
}
if ($smarty_obj->security && !preg_match('!^(http|ftp)://!', $file)) {
// make sure fetched file comes from secure directory
foreach ($smarty_obj->secure_dir as $curr_dir) {
if (substr(realpath($file), 0, strlen(realpath($curr_dir))) == realpath($curr_dir)) {
$resource_is_secure = true;
break;
}
}
if (!$resource_is_secure) {
$smarty_obj->_trigger_error_msg("(secure mode) fetching '$file' is not allowed");
return;
}
}
readfile($file);
}
/*======================================================================*\
Function: smarty_mod_count_characters
Purpose: count the number of characters in a text
\*======================================================================*/
function smarty_mod_count_characters($string,$include_spaces=false) {
if($include_spaces)
return(strlen($string));
return preg_match_all("/[^\s]/",$string,$match);
}
/*======================================================================*\
Function: smarty_mod_count_words
Purpose: count the number of words in a text
\*======================================================================*/
function smarty_mod_count_words($string) {
// split text by ' ',\r,\n,\f,\t
$split_array = preg_split("/\s+/",$string);
// count matches that contain alphanumerics
$word_count = preg_grep("/[a-zA-Z0-9]/",$split_array);
return count($word_count);
}
/*======================================================================*\
Function: smarty_mod_count_sentences
Purpose: count the number of sentences in a text
\*======================================================================*/
function smarty_mod_count_sentences($string,$include_spaces=false) {
// find periods with a word before but not after.
return preg_match_all("/[^\s]\.(?!\w)/",$string,$match);
}
/*======================================================================*\
Function: smarty_mod_count_paragraphs
Purpose: count the number of sentences in a text
\*======================================================================*/
function smarty_mod_count_paragraphs($string,$include_spaces=false) {
// count \r or \n characters
return count( preg_split("/[\r\n]+/",$string) );
}
/*======================================================================*\
Function: smarty_func_counter
Purpose: print out a counter value
\*======================================================================*/
function smarty_func_counter() {
static $count = array();
static $skipval = array();
static $dir = array();
static $id = "default";
static $printval = array();
extract(func_get_arg(0));
if(!isset($id))
$id = "default";
if(isset($start))
$count[$id] = $start;
elseif(!isset($count[$id]))
$count[$id]=1;
if(!isset($print))
$printval[$id]=true;
else
$printval[$id]=$print;
if($printval[$id])
echo $count[$id];
if(isset($skip))
$skipval[$id] = $skip;
elseif(!isset($skipval))
$skipval[$id] = 1;
if(isset($direction))
$dir[$id] = $direction;
elseif(!isset($dir[$id]))
$dir[$id] = "up";
if($dir[$id] == "down")
$count[$id] -= $skipval[$id];
else
$count[$id] += $skipval[$id];
return true;
}
/*======================================================================*\
Function: smarty_func_assign_debug_info
Purpose: assign debug info to the template
\*======================================================================*/
function smarty_func_assign_debug_info($args, &$smarty_obj) {
$assigned_vars = $smarty_obj->_tpl_vars;
ksort($assigned_vars);
$config_vars = $smarty_obj->_config[0];
ksort($config_vars);
$included_templates = $smarty_obj->_included_tpls;
$smarty_obj->assign("_debug_keys",array_keys($assigned_vars));
$smarty_obj->assign("_debug_vals",array_values($assigned_vars));
$smarty_obj->assign("_debug_config_keys",array_keys($config_vars));
$smarty_obj->assign("_debug_config_vals",array_values($config_vars));
$smarty_obj->assign("_debug_tpls",$included_templates);
return true;
}
/*======================================================================*\
Function: smarty_func_overlib_init
Purpose: initialize use of overlib
\*======================================================================*/
function smarty_func_overlib_init($args, &$smarty_obj) {
// be sure to place overlib.js where Smarty can locate it.
// overlib.js came with the distribution of Smarty.
readfile(SMARTY_DIR."overlib.js",1);
return;
}
/*======================================================================*\
Function: smarty_func_overlib
Purpose: make text pop up in windows via overlib
\*======================================================================*/
function smarty_func_overlib($args, &$smarty_obj) {
extract($args);
if (empty($text)) {
$smarty_obj->_trigger_error_msg("overlib: attribute 'text' required");
return false;
}
if(empty($trigger)) { $trigger = "onMouseOver"; }
echo $trigger.'="return overlib(\''.str_replace("'","\'",$text).'\'';
if($sticky) { echo ",STICKY"; }
if(!empty($caption)) { echo ",CAPTION,'".str_replace("'","\'",$caption)."'"; }
if(!empty($fgcolor)) { echo ",FGCOLOR,'$fgcolor'"; }
if(!empty($bgcolor)) { echo ",BGCOLOR,'$bgcolor'"; }
if(!empty($textcolor)) { echo ",TEXTCOLOR,'$textcolor'"; }
if(!empty($capcolor)) { echo ",CAPCOLOR,'$capcolor'"; }
if(!empty($closecolor)) { echo ",CLOSECOLOR,'$closecolor'"; }
if(!empty($textfont)) { echo ",TEXTFONT,'$textfont'"; }
if(!empty($captionfont)) { echo ",CAPTIONFONT,'$captionfont'"; }
if(!empty($closefont)) { echo ",CLOSEFONT,'$closefont'"; }
if(!empty($textsize)) { echo ",TEXTSIZE,'$textsize'"; }
if(!empty($captionsize)) { echo ",CAPTIONSIZE,'$captionsize'"; }
if(!empty($closesize)) { echo ",CLOSESIZE,'$closesize'"; }
if(!empty($width)) { echo ",WIDTH,'$width'"; }
if(!empty($height)) { echo ",HEIGHT,'$height'"; }
if(!empty($left)) { echo ",LEFT"; }
if(!empty($right)) { echo ",RIGHT"; }
if(!empty($center)) { echo ",CENTER"; }
if(!empty($above)) { echo ",ABOVE"; }
if(!empty($below)) { echo ",BELOW"; }
if(!empty($border)) { echo ",BORDER,'$border'"; }
if(!empty($offsetx)) { echo ",OFFSETX,'$offsetx'"; }
if(!empty($offsety)) { echo ",OFFSETY,'$offsetxy'"; }
if(!empty($fgbackground)) { echo ",FGBACKGROUND,'$fgbackground'"; }
if(!empty($bgbackground)) { echo ",BGBACKGROUND,'$bgbackground'"; }
if(!empty($closetext)) { echo ",CLOSETEXT,'".str_replace("'","\'",$closetext)."'"; }
if(!empty($noclose)) { echo ",NOCLOSE"; }
if(!empty($status)) { echo ",STATUS,'".str_replace("'","\'",$status)."'"; }
if(!empty($autostatus)) { echo ",AUTOSTATUS"; }
if(!empty($autostatuscap)) { echo ",AUTOSTATUSCAP"; }
if(!empty($inarray)) { echo ",INARRAY,'$inarray'"; }
if(!empty($caparray)) { echo ",CAPARRAY,'$caparray'"; }
if(!empty($capicaon)) { echo ",CAPICON,'$capicon'"; }
if(!empty($snapx)) { echo ",SNAPX,'$snapx'"; }
if(!empty($snapy)) { echo ",SNAPY,'$snapy'"; }
if(!empty($fixx)) { echo ",FIXX,'$fixx'"; }
if(!empty($fixy)) { echo ",FIXY,'$fixy'"; }
if(!empty($background)) { echo ",BACKGROUND,'$background'"; }
if(!empty($padx)) { echo ",PADX,'$padx'"; }
if(!empty($pady)) { echo ",PADY,'$pady'"; }
if(!empty($fullhtml)) { echo ",FULLHTML"; }
if(!empty($frame)) { echo ",FRAME,'$frame'"; }
if(!empty($timeout)) { echo ",TIMEOUT,'$timeout'"; }
if(!empty($function)) { echo ",FUNCTION,'$function'"; }
if(!empty($delay)) { echo ",DELAY,'$delay'"; }
if(!empty($hauto)) { echo ",HAUTO"; }
if(!empty($vauto)) { echo ",VAUTO"; }
echo ');" onMouseOut="nd();"';
return;
}
/* vim: set expandtab: */
?>