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154 lines
4.8 KiB
154 lines
4.8 KiB
/*
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* palm-db-tools: Support Library: String Parsing Utility Functions
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* Copyright (C) 1999-2000 by Tom Dyas (tdyas@users.sourceforge.net)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifh Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __LIBSUPPORT_STROP_H__
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#define __LIBSUPPORT_STROP_H__
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#include <stdexcept>
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#include <vector>
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#include <string>
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#include <sstream>
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#include <time.h>
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#include "libflatfile/Database.h"
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namespace StrOps {
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// This exception is thrown whenever an error is encountered in
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// csv_to_array and str_to_array.
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class csv_parse_error : public std::runtime_error {
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public:
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csv_parse_error(const std::string& msg) : std::runtime_error(msg) { }
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};
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class csv_unterminated_quote : public std::runtime_error {
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public:
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csv_unterminated_quote(const std::string& msg) : std::runtime_error(msg) { }
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};
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// The results of any parse are returned as this type.
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typedef std::vector<std::string> string_list_t;
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/**
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* Convert all uppercase characters in a string to lowercase.
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*/
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void lower(std::string& str);
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/**
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* Convert a string to a boolean value.
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*
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* @param str The string containing a boolean value to convert.
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*/
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bool string2boolean(const std::string& str);
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/**
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* Convert a string to a FieldType value.
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*
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* @param typestr The string containing a FieldType value to convert.
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*/
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PalmLib::FlatFile::Field::FieldType string2type(std::string typestr);
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/**
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* Convert a FieldType value to a string.
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*
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* @param t The FieldType value containing a string to convert.
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*/
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std::string type2string(PalmLib::FlatFile::Field::FieldType t);
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/**
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* Strip trailing characters from a string.
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*
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* @param str The string to strip characters from.
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* @param what The string containing characters to strip.
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*/
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std::string strip_back(const std::string& str, const std::string& what);
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/**
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* Strip leading characters from a string.
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*
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* @param str The string to strip characters from.
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* @param what The string containing characters to strip.
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*/
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std::string strip_front(const std::string& str, const std::string& what);
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/**
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* Convert a string to a target type using a istringstream.
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*/
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template<class T>
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inline void convert_string(const std::string& str, T& result) {
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std::istringstream(str.c_str()) >> result;
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}
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/**
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* Parse a string in CSV (comman-seperated values) format and
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* return it as a list.
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*
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* @param str The string containing the CSV fields.
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* @param delim The field delimiter. Defaults to a comma.
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*/
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string_list_t csv_to_array(const std::string& str, char delim = ',', bool quoted_string = true);
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/**
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* Parse an argv-style array and return it as a list.
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*
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* @param str The string to parse.
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* @param delim String containing the delimiter characters.
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* @param multiple_delim Should multiple delimiters count as one?
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* @param handle_comments Handle # as a comment character.
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*/
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string_list_t str_to_array(const std::string& str,
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const std::string& delim,
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bool multiple_delim,
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bool handle_comments);
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/**
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* return the current date in the palm format.
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*/
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PalmLib::pi_uint32_t get_current_time(void);
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/**
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* fill a char array with a tm structure in the format passed.
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* @param s the char array filled.
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* @param format the string of the format to use to print the date.
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* @param tm a pointer to time structure.
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*/
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char *strptime(const char *s, const char *format, struct tm *tm);
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/**
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* read one line from the input stream of a file
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*/
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std::string readline(std::istream& stream);
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/**
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* add the quotes to a string
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*/
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std::string quote_string(std::string str, bool extended_mode);
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/**
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* concatenate the path directory, the file name and the extension
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* to give the file path to a file
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*/
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std::string concatenatepath(std::string p_Path, std::string p_FileName,
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std::string p_Ext = std::string(""));
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} // namespace StrOps
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#endif
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