forked from extern/egroupware
was never used
This commit is contained in:
Ralf Becker
parent
a978d214ad
commit
d4d2f53405
@ -1,487 +0,0 @@
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<?php
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/**************************************************************************\
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* eGoupWare API - Template class *
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* (C) Copyright 1999-2000 NetUSE GmbH Kristian Koehntopp *
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* ------------------------------------------------------------------------ *
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* This is not part of eGoupWare, but is used by eGoupWare. *
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* http://www.egroupware.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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/* $Id$ */
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class Template
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{
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var $classname = 'Template';
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/* if set, echo assignments */
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var $debug = False;
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/* $file[handle] = 'filename'; */
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var $file = array();
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/* relative filenames are relative to this pathname */
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var $root = '';
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/* $varkeys[key] = 'key'; $varvals[key] = 'value'; */
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var $varkeys = array();
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var $varvals = array();
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/* 'remove' => remove undefined variables
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* 'comment' => replace undefined variables with comments
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* 'keep' => keep undefined variables
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*/
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var $unknowns = 'remove';
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/* 'yes' => halt, 'report' => report error, continue, 'no' => ignore error quietly */
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var $halt_on_error = 'yes';
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/* last error message is retained here */
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var $last_error = '';
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/* Used to cut down performance problems with so many file_exists */
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var $found_files;
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/***************************************************************************/
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/* public: Constructor.
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* root: template directory.
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* unknowns: how to handle unknown variables.
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*/
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function Template($root = '.', $unknowns = 'remove')
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{
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$this->set_root($root);
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$this->set_unknowns($unknowns);
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}
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/* public: setroot(pathname $root)
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* root: new template directory.
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*/
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function set_root($root)
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{
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if (!is_dir($root))
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{
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$this->halt("set_root: $root is not a directory.");
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return false;
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}
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$this->root = $root;
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return true;
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}
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/* public: set_unknowns(enum $unknowns)
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* unknowns: 'remove', 'comment', 'keep'
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*
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*/
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function set_unknowns($unknowns = 'keep')
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{
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$this->unknowns = $unknowns;
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}
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/* public: set_file(array $filelist)
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* filelist: array of handle, filename pairs.
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*
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* public: set_file(string $handle, string $filename)
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* handle: handle for a filename,
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* filename: name of template file
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*/
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function set_file($handle, $filename = '')
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{
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if (!is_array($handle))
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{
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if ($filename == '')
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{
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$this->halt("set_file: For handle $handle filename is empty.");
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return false;
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}
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$this->file[$handle] = $this->filename($filename);
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}
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else
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{
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reset($handle);
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while(list($h, $f) = each($handle))
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{
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$this->file[$h] = $this->filename($f);
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}
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}
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}
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/* public: set_block(string $parent, string $handle, string $name = '')
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* extract the template $handle from $parent,
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* place variable {$name} instead.
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*/
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function set_block($parent, $handle, $name = '')
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{
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if (!$this->loadfile($parent))
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{
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$this->halt("subst: unable to load $parent.");
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return false;
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}
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if ($name == '')
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{
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$name = $handle;
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}
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$str = $this->get_var($parent);
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$reg = "/<!--\s+BEGIN $handle\s+-->(.*)\n\s*<!--\s+END $handle\s+-->/sm";
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preg_match_all($reg, $str, $m);
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$str = preg_replace($reg, '{' . "$name}", $str);
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$this->set_var($handle, $m[1][0]);
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$this->set_var($parent, $str);
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}
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/* public: set_var(array $values)
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* values: array of variable name, value pairs.
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*
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* public: set_var(string $varname, string $value)
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* varname: name of a variable that is to be defined
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* value: value of that variable
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*/
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function set_var($varname, $value = '')
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{
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if (!is_array($varname))
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{
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if (!empty($varname))
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{
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if ($this->debug)
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{
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print "scalar: set *$varname* to *$value*<br>\n";
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}
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$this->varkeys[$varname] = $this->varname($varname);
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$this->varvals[$varname] = $value;
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}
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}
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else
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{
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reset($varname);
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while(list($k, $v) = each($varname))
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{
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if (!empty($k))
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{
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if ($this->debug)
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{
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print "array: set *$k* to *$v*<br>\n";
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}
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$this->varkeys[$k] = $this->varname($k);
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$this->varvals[$k] = $v;
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}
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}
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}
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}
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/* public: subst(string $handle)
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* handle: handle of template where variables are to be substituted.
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*/
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function subst($handle)
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{
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if (!$this->loadfile($handle))
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{
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$this->halt("subst: unable to load $handle.");
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return false;
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}
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$str = $this->get_var($handle);
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reset($this->varkeys);
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while (list($k, $v) = each($this->varkeys))
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{
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$str = str_replace($v, $this->varvals[$k], $str);
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}
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return $str;
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}
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/* public: psubst(string $handle)
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* handle: handle of template where variables are to be substituted.
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*/
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function psubst($handle)
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{
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print $this->subst($handle);
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return false;
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}
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/* public: parse(string $target, string $handle, boolean append)
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* public: parse(string $target, array $handle, boolean append)
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* target: handle of variable to generate
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* handle: handle of template to substitute
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* append: append to target handle
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*/
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function parse($target, $handle, $append = false)
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{
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if (!is_array($handle))
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{
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$str = $this->subst($handle);
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if ($append)
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{
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$this->set_var($target, $this->get_var($target) . $str);
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}
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else
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{
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$this->set_var($target, $str);
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}
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}
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else
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{
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reset($handle);
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while(list($i, $h) = each($handle))
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{
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$str = $this->subst($h);
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$this->set_var($target, $str);
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}
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}
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return $str;
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}
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function pparse($target, $handle, $append = false)
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{
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print $this->parse($target, $handle, $append);
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return false;
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}
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/* This is short for finish parse */
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function fp($target, $handle, $append = False)
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{
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return $this->finish($this->parse($target, $handle, $append));
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}
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/* This is a short cut for print finish parse */
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function pfp($target, $handle, $append = False)
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{
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echo $this->finish($this->parse($target, $handle, $append));
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}
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/* public: get_vars()
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*/
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function get_vars()
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{
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reset($this->varkeys);
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while(list($k, $v) = each($this->varkeys))
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{
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$result[$k] = $this->varvals[$k];
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}
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return $result;
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}
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/* public: get_var(string varname)
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* varname: name of variable.
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*
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* public: get_var(array varname)
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* varname: array of variable names
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*/
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function get_var($varname)
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{
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if (!is_array($varname))
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{
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return $this->varvals[$varname];
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}
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else
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{
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reset($varname);
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while(list($k, $v) = each($varname))
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{
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$result[$k] = $this->varvals[$k];
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}
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return $result;
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}
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}
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/* public: get_undefined($handle)
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* handle: handle of a template.
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*/
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function get_undefined($handle)
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{
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if (!$this->loadfile($handle))
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{
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$this->halt("get_undefined: unable to load $handle.");
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return false;
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}
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preg_match_all("/\{([^}]+)\}/", $this->get_var($handle), $m);
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$m = $m[1];
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if (!is_array($m))
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{
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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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{
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if (!isset($this->varkeys[$v]))
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{
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$result[$v] = $v;
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}
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}
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if (count($result))
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{
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return $result;
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}
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else
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{
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return false;
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}
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}
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/* public: finish(string $str)
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* str: string to finish.
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*/
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function finish($str)
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{
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switch ($this->unknowns)
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{
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case 'keep':
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break;
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case 'remove':
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$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 $handle: 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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/* public: p(string $varname)
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* varname: name of variable to print.
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*/
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function p($varname)
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{
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print $this->finish($this->get_var($varname));
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}
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function get($varname)
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{
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return $this->finish($this->get_var($varname));
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}
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/***************************************************************************/
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/* private: filename($filename)
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* filename: name to be completed.
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*/
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function filename($filename,$root='',$time=1)
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{
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if($root=='')
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{
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$root=$this->root;
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}
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$default_root = str_replace($GLOBALS['phpgw_info']['server']['template_set'],'default',$root);
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if (substr($filename, 0, 1) != '/')
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{
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$new_filename = $root.'/'.$filename;
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}
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else
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{
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$new_filename = $filename;
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}
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$default_filename = str_replace($root,$default_root,$new_filename);
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$app = str_replace('/templates/'.$GLOBALS['phpgw_info']['server']['template_set'],'',$root);
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$app = str_replace('/templates/default','',$app);
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$app = str_replace(PHPGW_SERVER_ROOT.'/','',$app);
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if (!is_array($this->found_files[$app]))
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{
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if (@is_dir($default_root))
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{
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$d = dir($default_root);
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while (false !== ($entry = $d->read()))
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{
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if ($entry != '.' && $entry != '..')
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{
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$this->found_files[$app][$entry] = $default_filename;
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}
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}
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$d->close();
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}
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if (@is_dir($root))
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{
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$d = dir($root);
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while (false !== ($entry = $d->read()))
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{
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if ($entry != '.' && $entry != '..')
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{
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$this->found_files[$app][$entry] = $new_filename;
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}
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}
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$d->close();
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}
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}
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//echo '<pre>';
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//print_r($this->found_files);
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//echo '</pre>';
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if(isset($this->found_files[$app][$filename]))
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{
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return $this->found_files[$app][$filename];
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}
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else
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{
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$this->halt("filename: file $new_filename does not exist.");
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}
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}
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/* private: varname($varname)
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* varname: name of a replacement variable to be protected.
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*/
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function varname($varname)
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{
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return '{'.$varname.'}';
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}
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/* private: loadfile(string $handle)
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* handle: load file defined by handle, if it is not loaded yet.
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*/
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function loadfile($handle)
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{
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if (isset($this->varkeys[$handle]) and !empty($this->varvals[$handle]))
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{
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return true;
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}
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if (!isset($this->file[$handle]))
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{
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$this->halt("loadfile: $handle is not a valid handle.");
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return false;
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}
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$filename = $this->file[$handle];
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$str = implode('', @file($filename));
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if (empty($str))
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{
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$this->halt("loadfile: While loading $handle, $filename does not exist or is empty.");
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return false;
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}
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$this->set_var($handle, $str);
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return true;
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}
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/***************************************************************************/
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/* public: halt(string $msg)
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* msg: error message to show.
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*/
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function halt($msg)
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{
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$this->last_error = $msg;
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if ($this->halt_on_error != 'no')
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{
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$this->haltmsg($msg);
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}
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if ($this->halt_on_error == 'yes')
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{
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echo('<b>Halted.</b>');
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}
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$GLOBALS['phpgw']->common->phpgw_exit(True);
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}
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/* public, override: haltmsg($msg)
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* msg: error message to show.
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*/
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function haltmsg($msg)
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{
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printf("<b>Template Error:</b> %s<br>\n", $msg);
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}
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}
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Loading…
Reference in New Issue
Block a user