xtpl.php
资源名称:minierp.rar [点击查看]
上传用户:yantgcom
上传日期:2013-07-19
资源大小:478k
文件大小:13k
源码类别:
MySQL数据库
开发平台:
PHP
- <?php
- class XTemplate {
- /*
- xtemplate class 0.2.4-3
- html generation with templates - fast & easy
- copyright (c) 2000 barnab醩 debreceni [cranx@users.sourceforge.net]
- code optimization by Ivar Smolin <okul@linux.ee> 14-march-2001
- latest stable & CVS version always available @ http://sourceforge.net/projects/xtpl
- tested with php 3.0.11 and 4.0.4pl1
- This program is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public License
- version 2.1 as published by the Free Software Foundation.
- 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 at
- http://www.gnu.org/copyleft/lgpl.html
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- $Id: xtpl.php,v 1.2 2004/10/06 09:02:02 jack Exp $
- */
- /***[ variables ]***********************************************************/
- var $filecontents=""; /* raw contents of template file */
- var $blocks=array(); /* unparsed blocks */
- var $parsed_blocks=array(); /* parsed blocks */
- var $block_parse_order=array(); /* block parsing order for recursive parsing (sometimes reverse:) */
- var $sub_blocks=array(); /* store sub-block names for fast resetting */
- var $VARS=array(); /* variables array */
- var $alternate_include_directory = "";
- var $file_delim="/{FILEs*"([^"]+)"s*}/m"; /* regexp for file includes */
- var $block_start_delim="<!-- "; /* block start delimiter */
- var $block_end_delim="-->"; /* block end delimiter */
- var $block_start_word="BEGIN:"; /* block start word */
- var $block_end_word="END:"; /* block end word */
- /* this makes the delimiters look like: <!-- BEGIN: block_name --> if you use my syntax. */
- var $NULL_STRING=array(""=>""); /* null string for unassigned vars */
- var $NULL_BLOCK=array(""=>""); /* null string for unassigned blocks */
- var $mainblock="";
- var $ERROR="";
- var $AUTORESET=1; /* auto-reset sub blocks */
- /***[ constructor ]*********************************************************/
- function XTemplate ($file, $alt_include = "", $mainblock="main") {
- $this->alternate_include_directory = $alt_include;
- $this->mainblock=$mainblock;
- $this->filecontents=$this->r_getfile($file); /* read in template file */
- $this->blocks=$this->maketree($this->filecontents,$mainblock); /* preprocess some stuff */
- $this->scan_globals();
- }
- /***************************************************************************/
- /***[ public stuff ]********************************************************/
- /***************************************************************************/
- /***[ assign ]**************************************************************/
- /*
- assign a variable
- */
- function assign ($name,$val="") {
- if (gettype($name)=="array")
- while (list($k,$v)=each($name))
- $this->VARS[$k]=$v;
- else
- $this->VARS[$name]=$val;
- }
- /***[ parse ]***************************************************************/
- /*
- parse a block
- */
- function parse ($bname) {
- $copy=$this->blocks[$bname];
- if (!isset($this->blocks[$bname]))
- $this->set_error ("parse: blockname [$bname] does not exist");
- preg_match_all("/{([A-Za-z0-9._]+?)}/",$this->blocks[$bname],$var_array);
- $var_array=$var_array[1];
- while (list($k,$v)=each($var_array)) {
- $sub=explode(".",$v);
- if ($sub[0]=="_BLOCK_") {
- unset($sub[0]);
- $bname2=implode(".",$sub);
- if(array_key_exists($bname2, $this->parsed_blocks))
- {
- $var=$this->parsed_blocks[$bname2];
- }
- else
- {
- $var = null;
- }
- $nul=(!isset($this->NULL_BLOCK[$bname2])) ? $this->NULL_BLOCK[""] : $this->NULL_BLOCK[$bname2];
- $var=(empty($var))?$nul:trim($var);
- // Commented out due to regular expression issue with '$' in replacement string.
- //$copy=preg_replace("/{".$v."}/","$var",$copy);
- // This should be faster and work better for '$'
- $copy=str_replace("{".$v."}",$var,$copy);
- } else {
- $var=$this->VARS;
- while(list($k1,$v1)=each($sub))
- {
- if(is_array($var) && array_key_exists($v1, $var))
- {
- $var=$var[$v1];
- }
- else
- {
- $var = null;
- }
- }
- $nul=(!isset($this->NULL_STRING[$v])) ? ($this->NULL_STRING[""]) : ($this->NULL_STRING[$v]);
- $var=(!isset($var))?$nul:$var;
- // Commented out due to regular expression issue with '$' in replacement string.
- //$copy=preg_replace("/{$v}/","$var",$copy);
- // This should be faster and work better for '$'
- $copy=str_replace("{".$v."}",$var,$copy);
- }
- }
- if(array_key_exists($bname, $this->parsed_blocks))
- {
- $this->parsed_blocks[$bname].=$copy;
- }
- else
- {
- $this->parsed_blocks[$bname]=$copy;
- }
- // reset sub-blocks
- if ($this->AUTORESET && (!empty($this->sub_blocks[$bname]))) {
- reset($this->sub_blocks[$bname]);
- while (list($k,$v)=each($this->sub_blocks[$bname]))
- $this->reset($v);
- }
- }
- /***[ exists ]**************************************************************/
- /*
- returns true if a block exists otherwise returns false.
- */
- function exists($bname){
- return (!empty($this->parsed_blocks[$bname])) || (!empty($this->blocks[$bname]));
- }
- /***[ rparse ]**************************************************************/
- /*
- returns the parsed text for a block, including all sub-blocks.
- */
- function rparse($bname) {
- if (!empty($this->sub_blocks[$bname])) {
- reset($this->sub_blocks[$bname]);
- while (list($k,$v)=each($this->sub_blocks[$bname]))
- if (!empty($v))
- $this->rparse($v,$indent."t");
- }
- $this->parse($bname);
- }
- /***[ insert_loop ]*********************************************************/
- /*
- inserts a loop ( call assign & parse )
- */
- function insert_loop($bname,$var,$value="") {
- $this->assign($var,$value);
- $this->parse($bname);
- }
- /***[ text ]****************************************************************/
- /*
- returns the parsed text for a block
- */
- function text($bname) {
- return $this->parsed_blocks[isset($bname) ? $bname :$this->mainblock];
- }
- /***[ out ]*****************************************************************/
- /*
- prints the parsed text
- */
- function out ($bname) {
- echo $this->text($bname);
- }
- /***[ reset ]***************************************************************/
- /*
- resets the parsed text
- */
- function reset ($bname) {
- $this->parsed_blocks[$bname]="";
- }
- /***[ parsed ]**************************************************************/
- /*
- returns true if block was parsed, false if not
- */
- function parsed ($bname) {
- return (!empty($this->parsed_blocks[$bname]));
- }
- /***[ SetNullString ]*******************************************************/
- /*
- sets the string to replace in case the var was not assigned
- */
- function SetNullString($str,$varname="") {
- $this->NULL_STRING[$varname]=$str;
- }
- /***[ SetNullBlock ]********************************************************/
- /*
- sets the string to replace in case the block was not parsed
- */
- function SetNullBlock($str,$bname="") {
- $this->NULL_BLOCK[$bname]=$str;
- }
- /***[ set_autoreset ]*******************************************************/
- /*
- sets AUTORESET to 1. (default is 1)
- if set to 1, parse() automatically resets the parsed blocks' sub blocks
- (for multiple level blocks)
- */
- function set_autoreset() {
- $this->AUTORESET=1;
- }
- /***[ clear_autoreset ]*****************************************************/
- /*
- sets AUTORESET to 0. (default is 1)
- if set to 1, parse() automatically resets the parsed blocks' sub blocks
- (for multiple level blocks)
- */
- function clear_autoreset() {
- $this->AUTORESET=0;
- }
- /***[ scan_globals ]********************************************************/
- /*
- scans global variables
- */
- function scan_globals() {
- reset($GLOBALS);
- while (list($k,$v)=each($GLOBALS))
- $GLOB[$k]=$v;
- $this->assign("PHP",$GLOB); /* access global variables as {PHP.HTTP_HOST} in your template! */
- }
- /******
- WARNING
- PUBLIC FUNCTIONS BELOW THIS LINE DIDN'T GET TESTED
- ******/
- /***************************************************************************/
- /***[ private stuff ]*******************************************************/
- /***************************************************************************/
- /***[ maketree ]************************************************************/
- /*
- generates the array containing to-be-parsed stuff:
- $blocks["main"],$blocks["main.table"],$blocks["main.table.row"], etc.
- also builds the reverse parse order.
- */
- function maketree($con,$block) {
- $con2=explode($this->block_start_delim,$con);
- $level=0;
- $block_names=array();
- $blocks=array();
- reset($con2);
- while(list($k,$v)=each($con2)) {
- $patt="($this->block_start_word|$this->block_end_word)s*(w+)s*$this->block_end_delim(.*)";
- if (preg_match_all("/$patt/ims",$v,$res, PREG_SET_ORDER)) {
- // $res[0][1] = BEGIN or END
- // $res[0][2] = block name
- // $res[0][3] = kinda content
- if ($res[0][1]==$this->block_start_word) {
- $parent_name=implode(".",$block_names);
- $block_names[++$level]=$res[0][2]; /* add one level - array("main","table","row")*/
- $cur_block_name=implode(".",$block_names); /* make block name (main.table.row) */
- $this->block_parse_order[]=$cur_block_name; /* build block parsing order (reverse) */
- if(array_key_exists($cur_block_name, $blocks))
- {
- $blocks[$cur_block_name].=$res[0][3]; /* add contents */
- }
- else
- {
- $blocks[$cur_block_name]=$res[0][3]; /* add contents */
- }
- /* add {_BLOCK_.blockname} string to parent block */
- if(array_key_exists($parent_name, $blocks))
- {
- $blocks[$parent_name].="{_BLOCK_.$cur_block_name}";
- }
- else
- {
- $blocks[$parent_name]="{_BLOCK_.$cur_block_name}";
- }
- $this->sub_blocks[$parent_name][]=$cur_block_name; /* store sub block names for autoresetting and recursive parsing */
- $this->sub_blocks[$cur_block_name][]=""; /* store sub block names for autoresetting */
- } else if ($res[0][1]==$this->block_end_word) {
- unset($block_names[$level--]);
- $parent_name=implode(".",$block_names);
- $blocks[$parent_name].=$res[0][3]; /* add rest of block to parent block */
- }
- } else { /* no block delimiters found */
- $index = implode(".",$block_names);
- if(array_key_exists($index, $blocks))
- {
- $blocks[].=$this->block_start_delim.$v;
- }
- else
- {
- $blocks[]=$this->block_start_delim.$v;
- }
- }
- }
- return $blocks;
- }
- /***[ error stuff ]*********************************************************/
- /*
- sets and gets error
- */
- function get_error() {
- return ($this->ERROR=="")?0:$this->ERROR;
- }
- function set_error($str) {
- $this->ERROR=$str;
- }
- /***[ getfile ]*************************************************************/
- /*
- returns the contents of a file
- */
- function getfile($file) {
- if (!isset($file)) {
- $this->set_error("!isset file name!");
- return "";
- }
- // Pick which folder we should include from
- // Prefer the local directory, then try the theme directory.
- if (!is_file($file))
- $file = $this->alternate_include_directory.$file;
- if(is_file($file))
- {
- if (!($fh=fopen($file,"r"))) {
- $this->set_error("Cannot open file: $file");
- return "";
- }
- $file_text=fread($fh,filesize($file));
- fclose($fh);
- } else {
- $this->set_error("[$file] does not exist");
- $file_text="<b>__XTemplate fatal error: file [$file] does not exist__</b>";
- }
- return $file_text;
- }
- /***[ r_getfile ]***********************************************************/
- /*
- recursively gets the content of a file with {FILE "filename.tpl"} directives
- */
- function r_getfile($file) {
- $text=$this->getfile($file);
- while (preg_match($this->file_delim,$text,$res)) {
- $text2=$this->getfile($res[1]);
- $text=preg_replace("'".preg_quote($res[0])."'",$text2,$text);
- }
- return $text;
- }
- } /* end of XTemplate class. */
- /*
- $Log: xtpl.php,v $ Revision 1.2 2004/10/06 09:02:02 jack * Modifications made for 3.0 Beta Features
- Revision 1.8 2004/08/26 00:43:37 sugarmsi
- added an exists method to check if a block exists in a template
- Revision 1.7 2004/08/08 09:28:36 sugarjacob
- Fix: XTemplate changed to use <?php script declarations
- Revision 1.6 2004/07/31 22:13:22 sugarjacob
- Removing default setting of template language arrays.
- Revision 1.5 2004/07/31 21:37:36 sugarjacob
- Adding code to automatically assign the language strings to every template created.
- Revision 1.4 2004/07/16 08:21:57 sugarjacob
- Changing the XTemplate replacement mechanism to allow for '$' in the text being substituted.
- Revision 1.3 2004/06/11 23:39:47 sugarjacob
- Fixing issue with a variable not being an array in some cases.
- Revision 1.2 2004/06/11 23:34:17 sugarjacob
- Removing errors or notices about invalid indexs.
- Revision 1.1 2004/05/27 05:30:47 sugarjacob
- Moving project to SourceForge.
- Revision 1.1 2004/05/19 01:48:20 sugarcrm
- Adding files with binary option as appropriate.
- Revision 1.4 2001/03/26 23:25:02 cranx
- added keyword expansion to be more clear
- Revision 1.3 2001/03/26 23:14:56 cranx
- *** empty log message ***
- */
- ?>