mirror of
https://github.com/EGroupware/egroupware.git
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now we have two template classes. Developers are free to choose the one they want to use, until the best one rises to the top
This commit is contained in:
seek3r
parent
0c849ae90f
commit
24de5a9611
@ -7,9 +7,9 @@
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* http://www.phpgroupware.org/ *
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* http://www.phpgroupware.org/ *
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* ------------------------------------------------------------------------ *
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* ------------------------------------------------------------------------ *
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* This program is free software; you can redistribute it and/or modify it *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU General Public License as published by the *
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* under the terms of the GNU Lesser General Public License as published *
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* Free Software Foundation; either version 2 of the License, or (at your *
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* by the Free Software Foundation; either version 2.1 of the License, or *
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* option) any later version. *
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* any later version. *
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\**************************************************************************/
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\**************************************************************************/
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/* $Id$ */
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/* $Id$ */
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397
phpgwapi/inc/class.template.inc.php
Normal file
397
phpgwapi/inc/class.template.inc.php
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@ -0,0 +1,397 @@
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<?php
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/**************************************************************************\
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* phpGroupWare API - Template class *
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* (C) Copyright 2001 Ben Woodhead ben@echo-chn.net *
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* ------------------------------------------------------------------------ *
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* This is not part of phpGroupWare, but is used by phpGroupWare. *
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* http://www.phpgroupware.org/ *
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* ------------------------------------------------------------------------ *
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* This program is free software; you can redistribute it and/or modify it *
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* under the terms of the GNU Lesser General Public License as published *
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* by the Free Software Foundation; either version 2.1 of the License, or *
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* any later version. *
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\**************************************************************************/
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/**
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* HTML template parser
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* Ben Woodhead
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* ben@echo-chn.net
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* LGPL
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* @package cPage
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*/
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class template {
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/** Internal Use - Array of file names */
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var $m_file = array();
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/** Internal Use - Array of block names*/
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var $m_block = array();
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/** Internal Use */
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var $m_varkeys = array();
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/** Internal Use */
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var $m_varvals = array();
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/** Internal Use - Path definition */
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var $m_root = array();
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/** Internal Use - Defines what to do with unknown tags
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* @param keep, remove, or comment
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*/
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var $m_unknowns = "";
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/** Internal Use - class error instance */
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var $c_error = "";
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/** Default constructor
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* @param path - Path to were templates are located (default in preferences)
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* @param unknown - Defines what to do with unknown tags (default in preferences)
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*/
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function template($root="", $unknowns="") {
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global $preferences;
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$this->c_error = createObject("cError","1");
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$this->c_error->setFile(__FILE__);
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if (!empty($root)) {
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$this->setRoot($root);
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}
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else {
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$this->setRoot($preferences["template"]["path"]);
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}
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if (!empty($unknowns)) {
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$this->setUnknowns($unknowns);
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} else {
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$this->setUnknowns($preferences["template"]["unknowns"]);
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}
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}
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/** Set the path to templates
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* @param path - Path to were templates are located
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* @returns returns false if an error has occured
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*/
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function setRoot($root) {
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if (!is_array($root)) {
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if (!is_dir($root)) {
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$this->c_error->halt("setRoot (scalar): $root is not a directory.",0,__LINE__);
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return false;
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}
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$this->m_root[] = $root;
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} else {
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reset($root);
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while(list($k, $v) = each($root)) {
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if (!is_dir($v)) {
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$this->c_error->halt("setRoot (array): $v (entry $k of root) is not a directory.",0,__LINE__);
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return false;
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}
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$this->m_root[] = $v;
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}
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}
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return true;
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}
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/** Sets what to do with unknown tags
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* @param unknown - Path to were templates are located
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* @notes keep - displays the unknown tags
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* @notes remove - removes unknown tags
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* @returns returns false if an error has occured
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*/
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function setUnknowns($unknowns = "") {
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$this->m_unknowns = $unknowns;
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}
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/** Sets name of template file
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* @blockname - alias for the block
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* @filename - filename of block
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* @notes Must be passed in as array
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* @returns returns false if an error has occured
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*/
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function setFile($varname, $filename = "") {
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if (!is_array($varname)) {
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if ($filename == "") {
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$c_error->halt("set_file: For varname $varname filename is empty.",0,__LINE__);
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return false;
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}
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$this->m_file[$varname] = $this->fileName($filename);
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} else {
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reset($varname);
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while(list($h, $f) = each($varname)) {
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if ($f == "") {
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$this->c_error->halt("set_file: For varname $h filename is empty.",0,__LINE__);
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return false;
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}
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$this->m_file[$h] = $this->fileName($f);
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}
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}
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return true;
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}
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/** Defines what block to use in template
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* @param parent - is the block alias
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* @param block - will look for this name in template file
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* @param name - alias for block (defaults to block name)
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* @notes Also can be used to define nested blocks
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* @returns Currently returns true
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*/
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function setBlock($parent, $varname, $name = "") {
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if ($name == "") {
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$name = $varname;
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}
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$this->m_block[$varname]["parent"] = $parent;
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$this->m_block[$varname]["alias"] = $name;
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return true;
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}
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/** Sets the tags in template
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* @param Tag name found in template file
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* @param Value that will be included when parsing complete
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* @return No return
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*/
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function setVar($varname, $value = "") {
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if (!is_array($varname)) {
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if (!empty($varname)) {
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$this->m_varkeys[$varname] = "/".$this->varName($varname)."/";
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$this->m_varvals[$varname] = $value;
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}
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} else {
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reset($varname);
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while(list($k, $v) = each($varname)) {
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if (!empty($k)) {
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$this->m_varkeys[$k] = "/".$this->varName($k)."/";
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$this->m_varvals[$k] = $v;
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}
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}
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}
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}
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/** Substitute text in templates
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* @param Tag name found in template file
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* @return processed string
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* @notes Internal Use
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*/
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function subst($varname) {
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$str = $this->getVar($varname);
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$str = @preg_replace($this->m_varkeys, $this->m_varvals, $str);
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return $str;
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}
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/** Substitute text in templates and prints
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* @param Tag name found in template file
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* @notes Internal Use
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*/
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function psubst($varname) {
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print $this->subst($varname);
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return false;
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}
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/** Parse complete template
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* @param Target - Alias for processed text
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* @param Block - Name of block to process
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* @param Append - Should text be append to file (defaults no false)
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* @return processed string
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*/
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function parse($target, $varname, $append = false) {
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if (!is_array($varname)) {
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$str = $this->subst($varname);
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if ($append) {
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$this->setVar($target, $this->getVar($target) . $str);
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} else {
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$this->setVar($target, $str);
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}
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} else {
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reset($varname);
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while(list($i, $h) = each($varname)) {
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$str = $this->subst($h);
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$this->setVar($target, $str);
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}
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}
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return $str;
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}
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/** Parse complete template and print results
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* @param Target - Alias for processed text
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* @param Block - Name of block to process
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* @param Append - Should text be append to file (defaults no false)
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*/
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function pparse($target, $varname, $append = false) {
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print $this->parse($target, $varname, $append);
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return false;
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}
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/** Gets the tags from the array
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* @notes Internal use
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*/
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function getVars() {
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reset($this->m_varkeys);
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while(list($k, $v) = each($this->m_varkeys)) {
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$result[$k] = $this->getVar($k);
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}
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return $result;
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}
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/** Gets the tags from the single input
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* @notes Internal use
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* @returns Result array
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*/
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function getVar($varname) {
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if (!is_array($varname)) {
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if (!isset($this->m_varkeys[$varname]) or empty($this->m_varvals[$varname])) {
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if (isset($this->m_file[$varname])) {
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$this->loadFile($varname);
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}
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if (isset($this->m_block[$varname])) {
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$this->implodeBlock($varname);
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}
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}
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return(isset($this->m_varvals[$varname]) ? $this->m_varvals[$varname] : "");
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} else {
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reset($varname);
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while(list($k, $v) = each($varname)) {
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if (!isset($this->m_varkeys[$varname]) or empty($this->m_varvals[$varname])) {
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if ($this->m_file[$v]) {
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$this->loadFile($v);
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}
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if ($this->m_block[$v]) {
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$this->implodeBlock($v);
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}
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}
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$result[$v] = $this->m_varvals[$v];
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}
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return $result;
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}
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}
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/** Gets undefined
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* @notes Internal Use
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*/
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function getUndefined($varname) {
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$str = $this->getVar($varname);
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preg_match_all("/\\{([a-zA-Z0-9_]+)\\}/", $str, $m);
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$m = $m[1];
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if (!is_array($m)) {
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return false;
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}
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reset($m);
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while(list($k, $v) = each($m)) {
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if (!isset($this->m_varkeys[$v]))
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$result[$v] = $v;
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}
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if (count($result)) {
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return $result;
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}
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else {
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return false;
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}
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}
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/** Decided what to do with unknown tags
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* @notes Internal use
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* @returns Processed string
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*/
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function finish($str) {
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switch ($this->m_unknowns) {
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case "keep":
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break;
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case "remove":
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$str = preg_replace("/{[^ \t\r\n}]+}/", "", $str);
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break;
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case "comment":
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$str = preg_replace("/{[^ \t\r\n}]+}/", "<!-- Template $varname: Variable \\1 undefined -->", $str);
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break;
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}
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return $str;
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}
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/** Print out template
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* @param Alias to processed template
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*/
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function p($varname) {
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print $this->finish($this->getVar($varname));
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}
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/** Gets results for finished
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* @notes Internal use
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* @returns processed tabs from finished
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*/
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function get($varname) {
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return $this->finish($this->getVar($varname));
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}
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|
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/** Remove unwanted characters from filename
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* @notes Internal use
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* @returns Returns file name if not error has occured
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*/
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function fileName($filename) {
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if (substr($filename, 0, 1) == "/" || preg_match("/[a-z]{1}:/i",$fileName) ) {
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if (file_exists($filename)) {
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return $filename;
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}
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else {
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$this->c_error->halt("filename (absolute): $filename does not exist.",0,__LINE__);
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return false;
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}
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}
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reset($this->m_root);
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while(list($k, $v) = each($this->m_root)) {
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$f = "$v/$filename";
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|
if (file_exists($f)) {
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return $f;
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}
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}
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$this->c_error->halt("filename (relative): file $filename does not exist.",0,__LINE__);
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return false;
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}
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|
|
||||||
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/** Removed unwanted characters for block name
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* @notes Internal use
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||||||
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* @returns Block name
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*/
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function varName($m_varname) {
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return preg_quote("{".$m_varname."}");
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}
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/** Open the files
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* @notes Internal use
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* @returns Processed string
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*/
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function loadFile($varname) {
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|
if (!isset($this->m_file[$varname])) {
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$this->c_error->halt("loadfile: $varname is not a valid varname.",0,__LINE__);
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return false;
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}
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$filename = $this->fileName($this->m_file[$varname]);
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|
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$str = implode("", @file($filename));
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if (empty($str)) {
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$this->c_error->halt("loadfile: While loading $varname, $filename does not exist or is empty.",0,__LINE__);
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return false;
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}
|
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|
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$this->setVar($varname, $str);
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return true;
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||||||
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}
|
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|
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/** Implode Blocks
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||||||
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* @notes Internal use
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||||||
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*/
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function implodeBlock($varname) {
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$parent = $this->m_block[$varname]["parent"];
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$alias = $this->m_block[$varname]["alias"];
|
||||||
|
|
||||||
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$str = $this->getVar($parent);
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||||||
|
|
||||||
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$reg = "/<!--\\s+BEGIN $varname\\s+-->(.*)\n\s*<!--\\s+END $varname\\s+-->/sm";
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||||||
|
if (!preg_match_all($reg, $str, $m))
|
||||||
|
{
|
||||||
|
$this->c_error->halt("implodeBlock - no match for $varname variable",0,__LINE__);
|
||||||
|
}
|
||||||
|
else
|
||||||
|
{
|
||||||
|
$str = preg_replace($reg, "{"."$alias}", $str);
|
||||||
|
$this->setVar($varname, $m[1][0]);
|
||||||
|
$this->setVar($parent, $str);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
?>
|
||||||
Loading…
Reference in New Issue
Block a user