plugins/include/textparse.inc
author David Anderson <dvander@alliedmods.net>
Thu Jan 25 04:37:23 2007 +0000 (2007-01-25)
changeset 345 df0b05b4f50d
child 364 99f3e60a7f68
permissions -rw-r--r--
Added more path building stuff
Addeed text parsing API
dvander@345
     1
#if defined _textparse_included
dvander@345
     2
 #endinput
dvander@345
     3
#endif
dvander@345
     4
#define _textparse_included
dvander@345
     5
dvander@345
     6
dvander@345
     7
/********************************
dvander@345
     8
 * Everything below describes the SMC Parse, or "SourceMod Configuration" format.
dvander@345
     9
 * This parser is entirely event based.  You must hook events to receive data.
dvander@345
    10
 * The file format itself is nearly identical to Valve's KeyValues format.
dvander@345
    11
 ********************************/
dvander@345
    12
dvander@345
    13
enum SMCResult
dvander@345
    14
{
dvander@345
    15
	SMCParse_Continue,		//continue parsing
dvander@345
    16
	SMCParse_Halt,			//stop parsing here
dvander@345
    17
	SMCParse_HaltFail		//stop parsing and return failure
dvander@345
    18
};
dvander@345
    19
dvander@345
    20
enum SMCError
dvander@345
    21
{
dvander@345
    22
	SMCError_Okay = 0,			//no error
dvander@345
    23
	SMCError_StreamOpen,		//stream failed to open
dvander@345
    24
	SMCError_StreamError,		//the stream died... somehow
dvander@345
    25
	SMCError_Custom,			//a custom handler threw an error
dvander@345
    26
	SMCError_InvalidSection1,	//a section was declared without quotes, and had extra tokens
dvander@345
    27
	SMCError_InvalidSection2,	//a section was declared without any header
dvander@345
    28
	SMCError_InvalidSection3,	//a section ending was declared with too many unknown tokens
dvander@345
    29
	SMCError_InvalidSection4,	//a section ending has no matching beginning
dvander@345
    30
	SMCError_InvalidSection5,	//a section beginning has no matching ending
dvander@345
    31
	SMCError_InvalidTokens,		//there were too many unidentifiable strings on one line
dvander@345
    32
	SMCError_TokenOverflow,		//the token buffer overflowed
dvander@345
    33
	SMCError_InvalidProperty1,	//a property was declared outside of any section
dvander@345
    34
};
dvander@345
    35
dvander@345
    36
/**
dvander@345
    37
 * Creates a new SMC file format parser.  This is used to set parse hooks.
dvander@345
    38
 *
dvander@345
    39
 * @return			A new Handle to an SMC Parse structure.
dvander@345
    40
 */
dvander@345
    41
native Handle:SMC_CreateParse();
dvander@345
    42
dvander@345
    43
/**
dvander@345
    44
 * Parses an SMC file.
dvander@345
    45
 *
dvander@345
    46
 * @param smc		A Handle to an SMC Parse structure.
dvander@345
    47
 * @param file		A string containing the file path.
dvander@345
    48
 * @param line		An optional by reference cell to store the last line number read.
dvander@345
    49
 * @param col		An optional by reference cell to store the last column number read.
dvander@345
    50
 * @return			An SMCParseError result.
dvander@345
    51
 * @error			Invalid or corrupt Handle. 
dvander@345
    52
 */
dvander@345
    53
native SMCError:SMC_ParseFile(Handle:smc, const String:file[], &line=0, &col=0);
dvander@345
    54
dvander@345
    55
/**
dvander@345
    56
 * Gets an error string for an SMCError code.
dvander@345
    57
 * @note SMCError_Okay returns false.
dvander@345
    58
 * @note SMCError_Custom (which is thrown on SMCParse_HaltFail) returns false.
dvander@345
    59
 *
dvander@345
    60
 * @param error		The SMCParseError code.
dvander@345
    61
 * @param buffer	A string buffer for the error (contents undefined on failure).
dvander@345
    62
 * @param buf_max	The maximum size of the buffer.
dvander@345
    63
 * @return			True on success, false otherwise.
dvander@345
    64
 */
dvander@345
    65
native bool:SMC_GetErrorString(SMCError:error, String:buffer[], buf_max);
dvander@345
    66
dvander@345
    67
/**
dvander@345
    68
 * Called when parsing is started.
dvander@345
    69
 *
dvander@345
    70
 * @param smc			The SMC Parse Handle.
dvander@345
    71
 * @noreturn
dvander@345
    72
 */
dvander@345
    73
functag SMC_ParseStart public(Handle:smc);
dvander@345
    74
dvander@345
    75
/**
dvander@345
    76
 * Sets the SMC_ParseStart function of a parse Handle.
dvander@345
    77
 *
dvander@345
    78
 * @param smc		Handle to an SMC Parse.
dvander@345
    79
 * @param func		SMC_ParseStart function.
dvander@345
    80
 * @noreturn
dvander@345
    81
 * @error			Invalid or corrupt Handle. 
dvander@345
    82
 */
dvander@345
    83
native SMC_SetParseStart(Handle:smc, SMC_ParseStart:func);
dvander@345
    84
dvander@345
    85
/**
dvander@345
    86
 * Called when parsing is halted.
dvander@345
    87
 *
dvander@345
    88
 * @param smc			The SMC Parse Handle.
dvander@345
    89
 * @param halted			True if abnormally halted, false otherwise.
dvander@345
    90
 * @param failed			True if parsing failed, false otherwise.
dvander@345
    91
 * @noreturn
dvander@345
    92
 */
dvander@345
    93
functag SMC_ParseEnd public(Handle:smc, bool:halted, bool:failed);
dvander@345
    94
dvander@345
    95
/**
dvander@345
    96
 * Sets the SMC_ParseEnd of a parse handle.
dvander@345
    97
 *
dvander@345
    98
 * @param smc		Handle to an SMC Parse.
dvander@345
    99
 * @param func		SMC_ParseEnd function.
dvander@345
   100
 * @noreturn
dvander@345
   101
 * @error			Invalid or corrupt Handle. 
dvander@345
   102
 */
dvander@345
   103
native SMC_SetParseEnd(Handle:smc, SMC_ParseEnd:func);
dvander@345
   104
dvander@345
   105
/**
dvander@345
   106
 * Called when the parser is entering a new section or sub-section.
dvander@345
   107
 * @note Enclosing quotes are always stripped.
dvander@345
   108
 *
dvander@345
   109
 * @param smc			The SMC Parse Handle.
dvander@345
   110
 * @param name			String containing section name.
dvander@345
   111
 * @param opt_quotes	True if the section name was quote-enclosed in the file.
dvander@345
   112
 * @return				An SMCResult action to take.
dvander@345
   113
 */
dvander@345
   114
functag SMC_NewSection SMCResult:public(Handle:smc, const String:name[], bool:opt_quotes);
dvander@345
   115
dvander@345
   116
/**
dvander@345
   117
 * Called when the parser finds a new key/value pair.
dvander@345
   118
 * @note Enclosing quotes are always stripped.
dvander@345
   119
 *
dvander@345
   120
 * @param smc			The SMC Parse Handle.
dvander@345
   121
 * @param key			String containing key name.
dvander@345
   122
 * @param value			String containing value name.
dvander@345
   123
 * @param key_quotes	Whether or not the key was enclosed in quotes.
dvander@345
   124
 * @param value_quotes	Whether or not the value was enclosed in quotes.
dvander@345
   125
 * @return				An SMCResult action to take.
dvander@345
   126
 */
dvander@345
   127
functag SMC_KeyValue SMCResult:public(Handle:smc, const String:key[], const String:value[], bool:key_quotes, bool:value_quotes);
dvander@345
   128
dvander@345
   129
/**
dvander@345
   130
 * Called when the parser finds the end of the current section.
dvander@345
   131
 *
dvander@345
   132
 * @param smc			The SMC Parse Handle.
dvander@345
   133
 * @return				An SMCResult action to take.
dvander@345
   134
 */
dvander@345
   135
functag SMC_EndSection SMCResult:public(Handle:smc);
dvander@345
   136
dvander@345
   137
/**
dvander@345
   138
 * Sets the three main reader functions.
dvander@345
   139
 *
dvander@345
   140
 * @param smc			An SMC parse Handle.
dvander@345
   141
 * @param ns			An SMC_NewSection function pointer.
dvander@345
   142
 * @param kv			An SMC_KeyValue function pointer.
dvander@345
   143
 * @param es			An SMC_EndSection function pointer.
dvander@345
   144
 * @noreturn
dvander@345
   145
 */
dvander@345
   146
native SMC_SetReaders(Handle:smc, SMC_NewSection:ns, SMC_KeyValue:kv, SMC_EndSection:es);
dvander@345
   147
dvander@345
   148
/**
dvander@345
   149
 * Called whenever a raw line is read.
dvander@345
   150
 *
dvander@345
   151
 * @param smc			The SMC Parse Handle.
dvander@345
   152
 * @param line			A string containing the raw line from the file.
dvander@345
   153
 * @param lineno		The line number it occurs on.
dvander@345
   154
 * @return				An SMCResult action to take.
dvander@345
   155
 */
dvander@345
   156
functag SMC_RawLine SMCResult:public(Handle:smc, const String:line[], lineno);
dvander@345
   157
dvander@345
   158
/**
dvander@345
   159
 * Sets a raw line reader on an SMC parser Handle.
dvander@345
   160
 *
dvander@345
   161
 * @param smc		Handle to an SMC Parse.
dvander@345
   162
 * @param func		SMC_RawLine function.
dvander@345
   163
 * @noreturn
dvander@345
   164
 */
dvander@345
   165
native SMC_SetRawLine(Handle:smc, SMC_Rawline:func);