4 * DEBUG: section 86 ESI processing
5 * AUTHOR: Robert Collins
7 * SQUID Web Proxy Cache http://www.squid-cache.org/
8 * ----------------------------------------------------------
10 * Squid is the result of efforts by numerous individuals from
11 * the Internet community; see the CONTRIBUTORS file for full
12 * details. Many organizations have provided support for Squid's
13 * development; see the SPONSORS file for full details. Squid is
14 * Copyrighted (C) 2001 by the Regents of the University of
15 * California; see the COPYRIGHT file for full details. Squid
16 * incorporates software developed and/or copyrighted by other
17 * sources; see the CREDITS file for full details.
19 * This program is free software; you can redistribute it and/or modify
20 * it under the terms of the GNU General Public License as published by
21 * the Free Software Foundation; either version 2 of the License, or
22 * (at your option) any later version.
24 * This program is distributed in the hope that it will be useful,
25 * but WITHOUT ANY WARRANTY; without even the implied warranty of
26 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
27 * GNU General Public License for more details.
29 * You should have received a copy of the GNU General Public License
30 * along with this program; if not, write to the Free Software
31 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
33 * Copyright (c) 2003, Robert Collins <robertc@squid-cache.org>
36 #ifndef SQUID_ESIASSIGN_H
37 #define SQUID_ESIASSIGN_H
40 #include "esi/Element.h"
41 #include "SquidString.h"
42 #include "esi/VarState.h"
44 /* ESIVariableExpression */
45 /* This is a variable that is itself and expression */
47 class ESIVariableExpression
: public ESIVarState::Variable
51 ~ESIVariableExpression();
52 ESIVariableExpression (String
const &value
);
53 virtual void eval (ESIVarState
&state
, char const *, char const *) const;
63 class ESIAssign
: public ESIElement
67 MEMPROXY_CLASS(ESIAssign
);
68 ESIAssign (esiTreeParentPtr
, int, const char **, ESIContext
*);
69 ESIAssign (ESIAssign
const &);
70 ESIAssign
&operator=(ESIAssign
const &);
72 esiProcessResult_t
process (int dovars
);
73 void render(ESISegment::Pointer
);
74 bool addElement(ESIElement::Pointer
);
75 void provideData (ESISegment::Pointer data
, ESIElement
* source
);
76 Pointer
makeCacheable() const;
77 Pointer
makeUsable(esiTreeParentPtr
, ESIVarState
&) const;
81 void evaluateVariable();
82 esiTreeParentPtr parent
;
83 ESIVarState
*varState
;
85 ESIVariableExpression
* value
;
86 ESIElement::Pointer variable
;
87 String unevaluatedVariable
;
90 MEMPROXY_CLASS_INLINE(ESIAssign
) /**DOCS_NOSEMI*/
92 #endif /* SQUID_ESIASSIGN_H */